Services will play an important role in future energy systems to address issues like intermittent generation, grid constraints, and increasing customer preferences. New services can make demand more elastic and responsive to price signals, helping the electricity market function better. This involves developing smart infrastructure and markets that leverage customer flexibility through virtual power plants and other solutions. A variety of new competitors are entering this space by offering services around mobility, decentralized energy, energy efficiency, and smart homes.
The document discusses opportunities for energy businesses from the rollout of smart meters in the UK over the next seven years. It outlines how smart meters allow for more personalized tariffs like dynamic time-of-use tariffs tied to alerts. This enables demand response benefits. Home automation integrating with smart meters could remotely control devices and optimize energy use. New payment options are possible like pre-pay without infrastructure costs. Settlement may need to transition to half-hourly data from load profiles as consumption becomes less predictable with dynamic tariffs and automation. Overall smart meters open opportunities for differentiation, reducing costs, and improving system flexibility if businesses pursue innovative tariff designs and customer focused services.
This document discusses the growth of distributed energy resources like solar PV, energy storage, smart meters, and electric vehicles. It describes how these new elements will drive changes in the electric power sector by enabling self-consumption of energy and more bidirectional power flows. Utilities will need to adapt to this changing landscape by upgrading their networks and capturing opportunities in new services and segments to capitalize on their advantages and position themselves before their current businesses are disrupted.
In many ways, the electricity industry makes an unlikely candidate for disruption. Not much changed between the 1880s, when Thomas Edison began building power stations, and the start of the 21st century. Top business leaders rarely had to think about electricity. They got their electricity from the power plant, or the local utility, or the government, and had little say in how it was produced, delivered, or managed. Utility executives, for their part, could make and execute long-term plans with a great deal of security. Demand tended to rise along with the economy; natural monopolies were the norm.
No longer. Several coincident, significant transformations are causing a revolution in the way electricity — the vital fuel of global commerce and human comfort — is produced, distributed, stored, and marketed. A top-down, centralized system is devolving into one that is much more distributed and interactive. The mix of generation is shifting from high carbon to lower carbon, and, often, to no carbon. In many regions, the electricity business is transforming from a monopoly to a highly competitive arena.
The document discusses the transformation of the energy industry due to the smart energy revolution. Key points include:
- Technology is enabling new opportunities through smart meters, micro-generation, electric vehicles and battery storage. Customers will have more options and control over their energy usage.
- By 2025, unpredictable renewable energy sources like wind and solar could account for 40% of installed capacity in the UK. Smart grid technologies will help these sources efficiently integrate with the energy system.
- Traditional energy players need to adapt to this changing landscape driven by policies and new technologies. New business models are emerging from retailers, aggregators and other service providers.
- Baringa consulting has experience supporting this transformation across the value
Revue de presse IoT / Data du 26/02/2017Romain Bochet
Bonjour,
Voici la revue de presse IoT/data/energie du 26 février 2017.
Je suis preneur d'autres artices / sources !
Bonne lecture !
- Power grid operators expect their ‘Uber moment’
- European power grid operators gear up for digital transformation
- Ericsson, Panasonic Introduce EaaS Platform for Telecom - Energy Manager Today
- Openergy, la start-up qui allie big data et simulation énergétique temps réel
- Progress on business IoT adoption slower than expected
- SolarCoin showcased as Global Renewable Energy Incentive at Event Horizon
- GRDF - Energycamp #6 – Comment l’IoT et la data permettront-ils de créer de nouveaux services B2C ?
The document describes the EMPOWER architecture for local energy markets. It defines the relationships between different agents in local smart grids through a mapping of technical, business, and market models. The architecture includes a control cloud, market cloud, and communication infrastructure to enable negotiation and trading of energy between consumers, producers, storage units, and the distribution system operator. It applies the SGAM model to specify the control, market and communication interactions between these entities at different zones and domains. Finally, it outlines the overall EMPOWER architecture linking field devices and flexibility services to the SESP platform and external information providers.
This document provides an overview of big data opportunities in the energy sector. It analyzes use cases and clusters them into three scenarios: operational efficiency, customer loyalty, and new business models. For each scenario, the document derives user needs and requirements for European energy sector stakeholders handling big data. It finds that digitization is creating massive amounts of infrastructure, supply, and demand side data in terms of volume, velocity, and variety. This data holds potential for improving operations, engaging customers, and developing new services across emerging "arenas" as industry boundaries become blurred and new players enter the energy value chain. The document concludes by discussing these findings and outlining further work to define a big data roadmap for infrastructure-focused sectors in Europe
smart lighting market was valued at US$21 billion in 2013 and is growing at a CAGR of 15.9% from 2014 to 2020 to be valued at US$56.62 billion in 2020.
The document discusses opportunities for energy businesses from the rollout of smart meters in the UK over the next seven years. It outlines how smart meters allow for more personalized tariffs like dynamic time-of-use tariffs tied to alerts. This enables demand response benefits. Home automation integrating with smart meters could remotely control devices and optimize energy use. New payment options are possible like pre-pay without infrastructure costs. Settlement may need to transition to half-hourly data from load profiles as consumption becomes less predictable with dynamic tariffs and automation. Overall smart meters open opportunities for differentiation, reducing costs, and improving system flexibility if businesses pursue innovative tariff designs and customer focused services.
This document discusses the growth of distributed energy resources like solar PV, energy storage, smart meters, and electric vehicles. It describes how these new elements will drive changes in the electric power sector by enabling self-consumption of energy and more bidirectional power flows. Utilities will need to adapt to this changing landscape by upgrading their networks and capturing opportunities in new services and segments to capitalize on their advantages and position themselves before their current businesses are disrupted.
In many ways, the electricity industry makes an unlikely candidate for disruption. Not much changed between the 1880s, when Thomas Edison began building power stations, and the start of the 21st century. Top business leaders rarely had to think about electricity. They got their electricity from the power plant, or the local utility, or the government, and had little say in how it was produced, delivered, or managed. Utility executives, for their part, could make and execute long-term plans with a great deal of security. Demand tended to rise along with the economy; natural monopolies were the norm.
No longer. Several coincident, significant transformations are causing a revolution in the way electricity — the vital fuel of global commerce and human comfort — is produced, distributed, stored, and marketed. A top-down, centralized system is devolving into one that is much more distributed and interactive. The mix of generation is shifting from high carbon to lower carbon, and, often, to no carbon. In many regions, the electricity business is transforming from a monopoly to a highly competitive arena.
The document discusses the transformation of the energy industry due to the smart energy revolution. Key points include:
- Technology is enabling new opportunities through smart meters, micro-generation, electric vehicles and battery storage. Customers will have more options and control over their energy usage.
- By 2025, unpredictable renewable energy sources like wind and solar could account for 40% of installed capacity in the UK. Smart grid technologies will help these sources efficiently integrate with the energy system.
- Traditional energy players need to adapt to this changing landscape driven by policies and new technologies. New business models are emerging from retailers, aggregators and other service providers.
- Baringa consulting has experience supporting this transformation across the value
Revue de presse IoT / Data du 26/02/2017Romain Bochet
Bonjour,
Voici la revue de presse IoT/data/energie du 26 février 2017.
Je suis preneur d'autres artices / sources !
Bonne lecture !
- Power grid operators expect their ‘Uber moment’
- European power grid operators gear up for digital transformation
- Ericsson, Panasonic Introduce EaaS Platform for Telecom - Energy Manager Today
- Openergy, la start-up qui allie big data et simulation énergétique temps réel
- Progress on business IoT adoption slower than expected
- SolarCoin showcased as Global Renewable Energy Incentive at Event Horizon
- GRDF - Energycamp #6 – Comment l’IoT et la data permettront-ils de créer de nouveaux services B2C ?
The document describes the EMPOWER architecture for local energy markets. It defines the relationships between different agents in local smart grids through a mapping of technical, business, and market models. The architecture includes a control cloud, market cloud, and communication infrastructure to enable negotiation and trading of energy between consumers, producers, storage units, and the distribution system operator. It applies the SGAM model to specify the control, market and communication interactions between these entities at different zones and domains. Finally, it outlines the overall EMPOWER architecture linking field devices and flexibility services to the SESP platform and external information providers.
This document provides an overview of big data opportunities in the energy sector. It analyzes use cases and clusters them into three scenarios: operational efficiency, customer loyalty, and new business models. For each scenario, the document derives user needs and requirements for European energy sector stakeholders handling big data. It finds that digitization is creating massive amounts of infrastructure, supply, and demand side data in terms of volume, velocity, and variety. This data holds potential for improving operations, engaging customers, and developing new services across emerging "arenas" as industry boundaries become blurred and new players enter the energy value chain. The document concludes by discussing these findings and outlining further work to define a big data roadmap for infrastructure-focused sectors in Europe
smart lighting market was valued at US$21 billion in 2013 and is growing at a CAGR of 15.9% from 2014 to 2020 to be valued at US$56.62 billion in 2020.
This document discusses the role of the low voltage electrical industry in enabling smart grid usage. It summarizes that the industry provides market-ready solutions that allow industrial, commercial and residential customers to leverage the smart grid through demand response and energy management capabilities. This empowers customers to actively manage their electricity usage and participate in the smart grid. The low voltage electrical industry is well positioned to support customers' transition to the smart grid through their expertise and understanding of customer needs.
Power Management IC (PMIC) Market - Global Forecast to 2021ASDReports
The power management IC (PMIC) market is estimated to reach $34.86 billion by 2022, growing at a CAGR of 8.08% from 2016 to 2022. This growth is driven by increasing demand for energy-efficient devices, technological advances in PMICs, and growing energy harvesting technologies. PMIC applications are expanding in various sectors such as consumer electronics, automotive, healthcare, and building control. The report profiles major PMIC companies and segments the market comprehensively to provide close approximations of market size. It helps stakeholders understand market drivers, restraints, challenges, and opportunities to enhance their position.
perspectives:02 - Landis+Gyr & Toshiba joining forces for smarter energy mana...Landis+Gyr
How to transform a system that was built on one-way flows of power from large,
centralized power plants to a multi-directional, dynamic electricity supply system?
That’s the million dollar question for many players in the energy industry at the moment.
This document summarizes a presentation given by Stig Ødegaard Ottesen of eSmart Systems about new requirements for ICT platforms to enable local energy markets. It discusses how increasing amounts of distributed and intermittent renewable generation are creating challenges for power systems. New technologies and market designs are emerging to utilize demand-side flexibility to help solve issues like peaks, reverse power flows and grid capacity constraints. eSmart's ICT platform uses machine learning, analytics and optimization models to facilitate flexibility contracts between distribution system operators and aggregators, enabling flexible demand and generation resources to be dispatched in response to grid needs. The platform also provides real-time monitoring and control capabilities.
This report analyzes the global market for Power System in Package (PSiP) dc-dc converter modules. It forecasts strong growth in the PSiP market from $65 million in 2011 to $284 million in 2016 due to factors like increasing demand from communications and computers. PSiP devices could replace solutions like voltage regulators and switching converters by offering higher efficiency and power density. The report also examines technology trends, competitive landscape, and market opportunities for PSiP products in various applications.
This document provides an overview of the analog IC market and an assessment of opportunities. It finds that the analog IC market is growing steadily at a double digit rate, reaching $45.2B in 2011. Application specific analog ICs represent the largest segment at $26.3B in 2011. The document evaluates the market leaders, characteristics of analog companies, strategic considerations, and concludes that application specific analog ICs present an opportunity for entry, though partnerships with existing companies may be challenging.
The document outlines the various parts of an energy value chain from generation through transmission and distribution to end consumers. It identifies the core focus areas of generation, transmission and distribution, and retail as well as opportunistic areas like demand side response, distributed generation, and energy trading. The diagram maps where different business units or initiatives could focus along the energy value chain.
The document discusses the digitization of the energy sector and the concept of a smart grid. It notes that digitization is enabling new business models across many industries like music, film, transportation and more. The smart grid integrates digital technologies and communications at various levels to modernize the electricity system. The EMPOWER project aims to develop a new local energy market and test new business models through increased renewable energy production and storage at the local level. The project has a budget of €6.1 million from the European Union's Horizon 2020 program.
Beyond Brick and Mortar: Advanced Technology Platforms and Processes Power Sm...Cognizant
To optimize energy consumption and reduce operating costs, it is essential to better monitor and benchmark buildings' energy usage. Active demand management platforms are helping service providers respond to the dynamic energy requirements of modern buildings.
This smart appliance report by Zpryme:
| Begins with a global perspective and progresses into high-growth markets such as China, US, UK, and Australia
| Taps into the consumer and Smart Grid psyche
| Examines the role of Smart Grid integrators, utilities, and manufactures
| And concludes with actionable insights and opportunities to capitalize on the smart appliance market in both the short and long term
| Includes clothes dryers/washers, stoves/ovens, refrigerators, dish washers, and freezers.
TransGrid large energy users roundtableTransGrid AU
This document summarizes a roundtable event held by TransGrid on November 13, 2013 to discuss TransGrid's five year business plan and revenue proposal with key industry stakeholders. The workshop objectives were to share understanding of the changing energy market, TransGrid's response, provide awareness of the revenue setting process, and obtain feedback on TransGrid's planned revenue application and pricing methodology from attendees. The agenda covered TransGrid's business changes, an overview, capital investment plans, operating expenses, and pricing methodology.
This document provides an overview of smart grids. It discusses how smart grids use digital technology to save energy, reduce costs, and increase reliability by allowing for two-way communication between utilities and customers. Key benefits of smart grids include more choices for consumers and utilities, better integration of renewable energy, improved power quality and customer service, increased grid efficiency and resilience, and greater utilization of system assets. The document also outlines some of the core components and technologies that make up a smart grid system.
Power Responsive DSR Conference 18th June - Summary PaperPower Responsive
On 18th June, we brought together senior business leaders, decision makers, policy creators and energy experts to discuss the issues crucial to achieving the business benefits of a more flexible energy system.
Together at the event we collaboratively explored the opportunities for business, the incentives and barriers to growth, and sought solutions to deliver demand side response at scale by 2020.
This document is a summary paper of the event
This document discusses smart energy systems and the future of energy in India. It addresses the increasing energy demand, shortage of sources, and issues of pollution and climate change. Smart energy solutions are presented as being available now to help manage these challenges through greater energy efficiency, distributed generation, smart grids, and demand response. The role of various players and new technologies in creating a more decentralized and interactive energy system is outlined.
"Next Gen Grid Tech Commercialization" for Duke University Energy Initiative ...Josh Gould
Guest lecture on "Next Gen Grid Tech Commercialization" for Duke University Energy Initiative graduate level course entitled: “Emerging Energy Technologies – From Lab to Market.” (790-01)
The document provides an overview and market forecasts for the power and energy measurement industry from 2012 to 2017. It finds that the market is expected to grow from 25.3 million units in 2012 to 108.4 million units in 2017, driven by trends such as zero net energy and data center management. Applications like distributed power systems, metering, home automation, industrial automation, and building automation are analyzed and forecasts are provided for unit and revenue growth by application, wattage, and power supply over the period.
Based on the Berkeley Simons Institute tutorial -- video available here:
https://simons.berkeley.edu/talks/sean-meyn-3-29-18
and the 2018 lecture at ISMP Bordeaux
And, a six hour short course held in France around the same time:
http://www.thematicsemester.com/?p=184#more-184
The slides can be downloaded from this site: click "outline" under the heading
"Reinventing Control and Economics in the Power Grid"
This document discusses the role of the low voltage electrical industry in enabling smart grid usage. It summarizes that the industry provides market-ready solutions that allow industrial, commercial and residential customers to leverage the smart grid through demand response and energy management capabilities. This empowers customers to actively manage their electricity usage and participate in the smart grid. The low voltage electrical industry is well positioned to support customers' transition to the smart grid through their expertise and understanding of customer needs.
Power Management IC (PMIC) Market - Global Forecast to 2021ASDReports
The power management IC (PMIC) market is estimated to reach $34.86 billion by 2022, growing at a CAGR of 8.08% from 2016 to 2022. This growth is driven by increasing demand for energy-efficient devices, technological advances in PMICs, and growing energy harvesting technologies. PMIC applications are expanding in various sectors such as consumer electronics, automotive, healthcare, and building control. The report profiles major PMIC companies and segments the market comprehensively to provide close approximations of market size. It helps stakeholders understand market drivers, restraints, challenges, and opportunities to enhance their position.
perspectives:02 - Landis+Gyr & Toshiba joining forces for smarter energy mana...Landis+Gyr
How to transform a system that was built on one-way flows of power from large,
centralized power plants to a multi-directional, dynamic electricity supply system?
That’s the million dollar question for many players in the energy industry at the moment.
This document summarizes a presentation given by Stig Ødegaard Ottesen of eSmart Systems about new requirements for ICT platforms to enable local energy markets. It discusses how increasing amounts of distributed and intermittent renewable generation are creating challenges for power systems. New technologies and market designs are emerging to utilize demand-side flexibility to help solve issues like peaks, reverse power flows and grid capacity constraints. eSmart's ICT platform uses machine learning, analytics and optimization models to facilitate flexibility contracts between distribution system operators and aggregators, enabling flexible demand and generation resources to be dispatched in response to grid needs. The platform also provides real-time monitoring and control capabilities.
This report analyzes the global market for Power System in Package (PSiP) dc-dc converter modules. It forecasts strong growth in the PSiP market from $65 million in 2011 to $284 million in 2016 due to factors like increasing demand from communications and computers. PSiP devices could replace solutions like voltage regulators and switching converters by offering higher efficiency and power density. The report also examines technology trends, competitive landscape, and market opportunities for PSiP products in various applications.
This document provides an overview of the analog IC market and an assessment of opportunities. It finds that the analog IC market is growing steadily at a double digit rate, reaching $45.2B in 2011. Application specific analog ICs represent the largest segment at $26.3B in 2011. The document evaluates the market leaders, characteristics of analog companies, strategic considerations, and concludes that application specific analog ICs present an opportunity for entry, though partnerships with existing companies may be challenging.
The document outlines the various parts of an energy value chain from generation through transmission and distribution to end consumers. It identifies the core focus areas of generation, transmission and distribution, and retail as well as opportunistic areas like demand side response, distributed generation, and energy trading. The diagram maps where different business units or initiatives could focus along the energy value chain.
The document discusses the digitization of the energy sector and the concept of a smart grid. It notes that digitization is enabling new business models across many industries like music, film, transportation and more. The smart grid integrates digital technologies and communications at various levels to modernize the electricity system. The EMPOWER project aims to develop a new local energy market and test new business models through increased renewable energy production and storage at the local level. The project has a budget of €6.1 million from the European Union's Horizon 2020 program.
Beyond Brick and Mortar: Advanced Technology Platforms and Processes Power Sm...Cognizant
To optimize energy consumption and reduce operating costs, it is essential to better monitor and benchmark buildings' energy usage. Active demand management platforms are helping service providers respond to the dynamic energy requirements of modern buildings.
This smart appliance report by Zpryme:
| Begins with a global perspective and progresses into high-growth markets such as China, US, UK, and Australia
| Taps into the consumer and Smart Grid psyche
| Examines the role of Smart Grid integrators, utilities, and manufactures
| And concludes with actionable insights and opportunities to capitalize on the smart appliance market in both the short and long term
| Includes clothes dryers/washers, stoves/ovens, refrigerators, dish washers, and freezers.
TransGrid large energy users roundtableTransGrid AU
This document summarizes a roundtable event held by TransGrid on November 13, 2013 to discuss TransGrid's five year business plan and revenue proposal with key industry stakeholders. The workshop objectives were to share understanding of the changing energy market, TransGrid's response, provide awareness of the revenue setting process, and obtain feedback on TransGrid's planned revenue application and pricing methodology from attendees. The agenda covered TransGrid's business changes, an overview, capital investment plans, operating expenses, and pricing methodology.
This document provides an overview of smart grids. It discusses how smart grids use digital technology to save energy, reduce costs, and increase reliability by allowing for two-way communication between utilities and customers. Key benefits of smart grids include more choices for consumers and utilities, better integration of renewable energy, improved power quality and customer service, increased grid efficiency and resilience, and greater utilization of system assets. The document also outlines some of the core components and technologies that make up a smart grid system.
Power Responsive DSR Conference 18th June - Summary PaperPower Responsive
On 18th June, we brought together senior business leaders, decision makers, policy creators and energy experts to discuss the issues crucial to achieving the business benefits of a more flexible energy system.
Together at the event we collaboratively explored the opportunities for business, the incentives and barriers to growth, and sought solutions to deliver demand side response at scale by 2020.
This document is a summary paper of the event
This document discusses smart energy systems and the future of energy in India. It addresses the increasing energy demand, shortage of sources, and issues of pollution and climate change. Smart energy solutions are presented as being available now to help manage these challenges through greater energy efficiency, distributed generation, smart grids, and demand response. The role of various players and new technologies in creating a more decentralized and interactive energy system is outlined.
"Next Gen Grid Tech Commercialization" for Duke University Energy Initiative ...Josh Gould
Guest lecture on "Next Gen Grid Tech Commercialization" for Duke University Energy Initiative graduate level course entitled: “Emerging Energy Technologies – From Lab to Market.” (790-01)
The document provides an overview and market forecasts for the power and energy measurement industry from 2012 to 2017. It finds that the market is expected to grow from 25.3 million units in 2012 to 108.4 million units in 2017, driven by trends such as zero net energy and data center management. Applications like distributed power systems, metering, home automation, industrial automation, and building automation are analyzed and forecasts are provided for unit and revenue growth by application, wattage, and power supply over the period.
Based on the Berkeley Simons Institute tutorial -- video available here:
https://simons.berkeley.edu/talks/sean-meyn-3-29-18
and the 2018 lecture at ISMP Bordeaux
And, a six hour short course held in France around the same time:
http://www.thematicsemester.com/?p=184#more-184
The slides can be downloaded from this site: click "outline" under the heading
"Reinventing Control and Economics in the Power Grid"
A Virtual Power Plant is a network of decentralized and medium-scale power generating units like wind farms, solar parks, and CHP units. It also includes flexible power consumers and storage systems. The units are connected through a central control room but remain independently operated. The objective is to relieve grid load during peak periods by smartly distributing power generation. The combined output is also traded on energy exchanges.
The document discusses the vision and enablers of transitioning to an all-renewable electricity system. It outlines that renewable energy sources like wind and solar have become more affordable and production is increasing annually. The vision is for electricity to become the primary energy source by increasing electrification of sectors like transport and industry. This would require enabling affordable renewable electricity production, power-to-X technologies for energy storage and conversion, digitalization to create a smart grid, and empowering citizens as energy producers. Examples provided demonstrate how solutions like online capacity forecasting tools, flexibility marketplaces, and energy efficient buildings can help realize this renewable-based dynamic electricity system.
this slide shows what is smart grid ,its comparison between the electromechanical grids . smart meters and devises for the smart grid . benefit of smart grid . and a conclution
The document discusses the concept of a smart grid and its key components. It notes that power disturbances currently cost $25-188 billion per year and the 2003 Northeast blackout alone resulted in $6 billion in losses. A smart grid would have advanced sensing and measurement technologies like smart meters, phasor measurement units, and distributed weather sensors to improve reliability. It would also feature integrated communications, advanced energy storage, and control methods that allow for more decentralized energy generation and fault isolation. The smart grid aims to create a more intelligent, interactive electricity infrastructure.
Smart Grid - Concept to Reality 21.09.22.pptxshivarajCSRaj
This document provides an overview of smart grid concepts and standards. It discusses:
1) The challenges facing power systems like rising energy demand and environmental concerns that smart grids can help address.
2) The key components of smart grids like transmission and distribution automation, advanced metering infrastructure, renewable integration, and electric vehicles.
3) Standards organizations and maps that provide an overview of smart grid standards.
7 Ways to unlock value from Smartmeter Big DataDerick Jose
The utility industry is undergoing a fundamental transformation with increased digitation and tighter coupling between IT and OT. Flutura outlines 7 ways by which utilities can monetize smartmeter data
Smart Grid Infrastructure for Efficient Power Consumption Using Real Time Pri...ijtsrd
Electricity supply do not always satisfy customers demand, which results in peak demand periods. When demand is at its peak, electricity providers have to react to meet the demand and avoid interruptions by boosting the capacity which is costly and not always possible. In addition to fluctuation in demand, price of electricity production changes continuously due to the variation in resources used for production over periods. Yet, the consumers pay the same price for the electricity unit both in on-peak and off-peak periods. A proposed solution would be the use of real time pricing (RTP) of electricity. The end-users will be involved in the electric grid and will have control on the consumption over different periods either by reducing or by shifting it to off-peak periods as a reaction to RTP. The results obtained prove that not only the electric utility, but also, the subscribers will benefit. Comparing the results of RTP algorithm to a scenario where price is fixed, we notice that the aggregate utility of every user is higher using RTP algorithm. Along with RTP algorithm we would like to suggest Distributed algorithm that automatically manages the smart meter and the electricity provider interactions. The results from the simulation shows that the proposed RTP algorithm and distributed algorithm can potentially benefit both customer and the electricity providers. S. Varun Kumar | S. M Jayasurya"Smart Grid Infrastructure for Efficient Power Consumption Using Real Time Pricing Algorithm" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-2 | Issue-2 , February 2018, URL: http://www.ijtsrd.com/papers/ijtsrd9655.pdf http://www.ijtsrd.com/engineering/mechanical-engineering/9655/smart-grid-infrastructure-for-efficient-power-consumption-using-real-time-pricing-algorithm/s-varun-kumar
The document provides an introduction to CEA (Electric Cooperative of Alginet). It summarizes that CEA was founded in 1930 to provide electricity to the city of Alginet and now supplies 46 million kilowatts annually to over 5,700 users. CEA works as both a local distribution system operator and service provider. It aims to have an efficient network, lower energy costs, and distribute benefits to users. CEA cooperates with six other cooperatives and has a commercialization company that provides electricity to over 18,000 end users. CEA has implemented a smart grid with smart meters, fiber optic cables, and PLC technology, allowing remote monitoring and management for efficiency, security, and customer services.
Smart Grid presentation for educators, scholars and public. Case studies were done for smart meters, AT&C loss, Desertec, CEE, other smart grid initiatives like ABB. General lectures can be deliver like climate change mitigation, environment, climatechange, economy etc.
Enerji Sektöründe Endüstriyel IoT Uygulamaları - Şahin Çağlayan (Reengen)ideaport
Reengen Enerji IoT Platformu kurucu ortağı ve AR-GE sorumlusu Sahin Çaglayan, nesnelerin interneti ve büyük veri analizi yeteneklerini bir araya getirerek ticari binalarda ve enerji şebekesinde bulut tabanlı optimizasyon süreçlerini anlattı.
-
23 Mart 2016
meet@ideaport | IoTxTR#21 'Enerji Sektöründe Endüstriyel IoT Uygulamaları' Semineri
1. The document discusses how smart grids can help address issues around energy security, affordability, and reducing emissions through outcomes like managing demand, improving efficiency, reducing costs and price volatility.
2. It defines smart meters and smart grids, noting that smart meters are the first step and will provide consumers information to influence behavior, with the long term goal of enabling automation and demand management.
3. The impact on consumers in the near term could be choice in tariffs and time-of-use pricing and energy services, but much depends on engaging consumers to change behaviors and trusting utilities to control aspects of energy use.
Climate Impact of Software Testing at Nordic Testing DaysKari Kakkonen
My slides at Nordic Testing Days 6.6.2024
Climate impact / sustainability of software testing discussed on the talk. ICT and testing must carry their part of global responsibility to help with the climat warming. We can minimize the carbon footprint but we can also have a carbon handprint, a positive impact on the climate. Quality characteristics can be added with sustainability, and then measured continuously. Test environments can be used less, and in smaller scale and on demand. Test techniques can be used in optimizing or minimizing number of tests. Test automation can be used to speed up testing.
Encryption in Microsoft 365 - ExpertsLive Netherlands 2024Albert Hoitingh
In this session I delve into the encryption technology used in Microsoft 365 and Microsoft Purview. Including the concepts of Customer Key and Double Key Encryption.
Communications Mining Series - Zero to Hero - Session 1DianaGray10
This session provides introduction to UiPath Communication Mining, importance and platform overview. You will acquire a good understand of the phases in Communication Mining as we go over the platform with you. Topics covered:
• Communication Mining Overview
• Why is it important?
• How can it help today’s business and the benefits
• Phases in Communication Mining
• Demo on Platform overview
• Q/A
Unlocking Productivity: Leveraging the Potential of Copilot in Microsoft 365, a presentation by Christoforos Vlachos, Senior Solutions Manager – Modern Workplace, Uni Systems
Removing Uninteresting Bytes in Software FuzzingAftab Hussain
Imagine a world where software fuzzing, the process of mutating bytes in test seeds to uncover hidden and erroneous program behaviors, becomes faster and more effective. A lot depends on the initial seeds, which can significantly dictate the trajectory of a fuzzing campaign, particularly in terms of how long it takes to uncover interesting behaviour in your code. We introduce DIAR, a technique designed to speedup fuzzing campaigns by pinpointing and eliminating those uninteresting bytes in the seeds. Picture this: instead of wasting valuable resources on meaningless mutations in large, bloated seeds, DIAR removes the unnecessary bytes, streamlining the entire process.
In this work, we equipped AFL, a popular fuzzer, with DIAR and examined two critical Linux libraries -- Libxml's xmllint, a tool for parsing xml documents, and Binutil's readelf, an essential debugging and security analysis command-line tool used to display detailed information about ELF (Executable and Linkable Format). Our preliminary results show that AFL+DIAR does not only discover new paths more quickly but also achieves higher coverage overall. This work thus showcases how starting with lean and optimized seeds can lead to faster, more comprehensive fuzzing campaigns -- and DIAR helps you find such seeds.
- These are slides of the talk given at IEEE International Conference on Software Testing Verification and Validation Workshop, ICSTW 2022.
Building RAG with self-deployed Milvus vector database and Snowpark Container...Zilliz
This talk will give hands-on advice on building RAG applications with an open-source Milvus database deployed as a docker container. We will also introduce the integration of Milvus with Snowpark Container Services.
Essentials of Automations: The Art of Triggers and Actions in FMESafe Software
In this second installment of our Essentials of Automations webinar series, we’ll explore the landscape of triggers and actions, guiding you through the nuances of authoring and adapting workspaces for seamless automations. Gain an understanding of the full spectrum of triggers and actions available in FME, empowering you to enhance your workspaces for efficient automation.
We’ll kick things off by showcasing the most commonly used event-based triggers, introducing you to various automation workflows like manual triggers, schedules, directory watchers, and more. Plus, see how these elements play out in real scenarios.
Whether you’re tweaking your current setup or building from the ground up, this session will arm you with the tools and insights needed to transform your FME usage into a powerhouse of productivity. Join us to discover effective strategies that simplify complex processes, enhancing your productivity and transforming your data management practices with FME. Let’s turn complexity into clarity and make your workspaces work wonders!
Goodbye Windows 11: Make Way for Nitrux Linux 3.5.0!SOFTTECHHUB
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1. Energie
braucht Impulse
Services in Future Energy SystemsServices in Future Energy SystemsServices in Future Energy SystemsServices in Future Energy Systems
PD Dr. Jörg Jasper
EnBW Energie Baden-Württemberg AG
Karlsruhe, September 26, 2013
2. Reasons for new services in future energy systems
2
SupplySupplySupplySupply
DemandDemandDemandDemand
pricepricepriceprice
PPPP
quantityquantityquantityquantity
CapacityCapacityCapacityCapacity
TechnicalTechnicalTechnicalTechnical limitslimitslimitslimits ofofofof thethethethe gridgridgridgrid
timetimetimetime
WholesaleWholesaleWholesaleWholesale marketmarketmarketmarket andandandand gridgridgridgrid relatedrelatedrelatedrelated reasonsreasonsreasonsreasonsWholesaleWholesaleWholesaleWholesale marketmarketmarketmarket andandandand gridgridgridgrid relatedrelatedrelatedrelated reasonsreasonsreasonsreasons NewNewNewNew customercustomercustomercustomer preferencespreferencespreferencespreferencesNewNewNewNew customercustomercustomercustomer preferencespreferencespreferencespreferences
Source: Qivicon
3. Reason #1 for demand‘s future key role in electricity
market: Elasticity
The wholesale market aspect
3
SupplySupplySupplySupplyDemandDemandDemandDemand
pricepricepriceprice
pppp
quantityquantityquantityquantity
› In electricity markets,
demand is more or less
inelastic…
› The same applies for
supply when it is close
to the capacity limit
› Under normal
conditions, this is not a
problem.
4. Reason #1 for demand‘s future key role in electricity
market: Elasticity
The wholesale market aspect
4
SupplySupplySupplySupply DemandDemandDemandDemand
pricepricepriceprice
pppp ????
quantityquantityquantityquantity
› … but what happens, if
demand exceeds
supply?
› Demand will be rationed
by system operators
(rolling blackouts)
› Customers‘ preferences
(different WTP) play no
role here!
› What could we do about
it?
5. Reason #1 for demand‘s future key role in electricity
market: Elasticity
The wholesale market aspect
5
SupplySupplySupplySupply
DemandDemandDemandDemand
pricepricepriceprice
quantityquantityquantityquantity
› Solution one: subsidize
new capacity (beyond
the quantitiy the market
would have brought
forward)
› Probably not efficient…
SupplySupplySupplySupply withwithwithwith
subsidysubsidysubsidysubsidy////
capacitycapacitycapacitycapacity paymentpaymentpaymentpayment
pppp
6. Reason #1 for demand‘s future key role in electricity
market: Elasticity
The wholesale market aspect
6
› … instead it might be
way more elegant to
make demand more
elastic (i.e. make it
respond to price signals
in real time!)
› This is where the
customer comes in!
SupplySupplySupplySupply
DemandDemandDemandDemand
pricepricepriceprice
PPPP
quantityquantityquantityquantity
7. Reason #1 for demand‘s future key role in
electricity market: Elasticity
The distribution system aspect
timetimetimetime
CapacityCapacityCapacityCapacity
Import of energy intointointointo local grid
Export of energy fromfromfromfrom local grid
Consumption of
energy generated
elsewhere
consumption of energy
generated regionally
TechnicalTechnicalTechnicalTechnical
limitslimitslimitslimits ofofofof
thethethethe gridgridgridgrid
ThereThereThereThere areareareare twotwotwotwo alternativesalternativesalternativesalternatives
whenwhenwhenwhen theretheretherethere isisisis tootootootoo muchmuchmuchmuch
energyenergyenergyenergy inininin thethethethe gridgridgridgrid::::
› Switch RES generation off
(high costs, as RES not
generated is also
remunerated in Germany)
› ShiftShiftShiftShift consumptionconsumptionconsumptionconsumption (e.g.(e.g.(e.g.(e.g.
powerpowerpowerpower totototo heatheatheatheat))))
7
8. Must Run (15-25 GW)
Reason #1 for demand‘s future key role in electricity
market: Elasticity
The whole picture
Maximum load
Minimal load
Normal load
40 – 60 GW
Intermittent generation
Capacity
20 GW
40 GW
60 GW
80 GW
100 GW
120 GW
140 GW
2020
2030
Additional demand
* With 20 kW charging capacity, 10 % equivalent to 5 Mio. EVs
Too much generation!
Grid capacity sufficient?
Sufficient generation?
Sufficient grid capacities?
Smart Market
Demand reduction with
significant potential
8
9. Reason #2 for demand‘s future key role in electricity
market: new customer needs and prefereces
Different needs of customers in different ‚clusters‘
› Enjoy ‚smart energy world‘
› Ecologic values; support
‚Energiewende‘
› ‚safe autarky‘
› Reduce costs/energy
efficiency
Private
› Comply with legal
norms/standards
› Efficiency
› Green image
› Buy from a ‚one stop shop‘
IndustryIndustryIndustryIndustry////
SMEsSMEsSMEsSMEs
› Offer new products and
services to own customers
without signfificant
investment
MunicipalMunicipalMunicipalMunicipal
utilitiesutilitiesutilitiesutilities
› Green image
› ‚safe autarky‘
› Make political agenda
become reality
MunicipalityMunicipalityMunicipalityMunicipality
yesterday today increasingly tomorrow
› Supply security
› Fair prices (B2B)
› Fair prices + additional values
of benefit
› Ecologic values/sustainability
› Support ‚Energiewende‘
› Being autonomous
› Use opportunities, reduce risk
› Reduce complexity
› Keep energy costs under
control
9
10. Market
Customer‘s role is going to change…
yesterday
„consumer“
today
„customer“
tomorrow
„prosumer“
› Know-how
with energy supplier
› Know-how distributed
(supplier, customer,
others)
› Integrated co-operation of
diffferent market
participants
› Large power plants › 30 % decentral generation › Generation extremely
intermittent
› Generation follows
consumption
› Consumption supports
generation
› Consumption follows
generation
› Electricity + gas › Electricity + gas +
solutions
› Energy solutions
› Stable environment › Increasing complexity and
dynamics
› High complexity and
dynamics
time
10
11. The customer to become the key figure
11
RES
generation
Storage
Prestige
Grid data
Delivery of
electricity
Metering
data
Convenience
Demand
shift
Mobility
… but a ‚smart… but a ‚smart… but a ‚smart… but a ‚smart infrastructureinfrastructureinfrastructureinfrastructure‘‘‘‘ willwillwillwill bebebebe requiredrequiredrequiredrequired! This! This! This! This infrastructureinfrastructureinfrastructureinfrastructure isisisis nownownownow availableavailableavailableavailable....
12. 12
Smart Market
› Smart energy logistics (tariffs for load
shift)
Smart capacity markets
› To incentivise optimal use of capacity
Smart grid
› Active capacity and congestion
management
› New tariff system
Smarter metering services
› ‚Intelligent‘ metering systems
› New role of metering services
Smart operations
› Processes compatible with mass
markets
› Adjusted standards (data formats etc.)
Smarter regulatory framework
› E.g, grid regulation adjusted to smart
world
Customer
‚Smart‘ infrastructure is/will be available
Elements of a ‚smart‘ infrastructure
13. An example: EnBW‘s virtual power plant (VPP) will
combine customers‘ flexibilities and bring them to the
market
13
DegreesDegreesDegreesDegrees ofofofof
freedomfreedomfreedomfreedom inininin
› Consumption
› Generation
› Framework
conditions
Energy market
Genera-
tion
ControlControlControlControl
Con-
sump-
tion
SellingSellingSellingSelling flexibilitiesflexibilitiesflexibilitiesflexibilities inininin electricityelectricityelectricityelectricity marketmarketmarketmarket,,,, sharingsharingsharingsharing profitsprofitsprofitsprofits withwithwithwith customerscustomerscustomerscustomers....
DecentralDecentralDecentralDecentral
generationgenerationgenerationgeneration
managementmanagementmanagementmanagement
DemandDemandDemandDemand
ResponseResponseResponseResponse
SellingSellingSellingSelling RESRESRESRES
directlydirectlydirectlydirectly intointointointo
marketmarketmarketmarket
IndividualIndividualIndividualIndividual
flexibilitiesflexibilitiesflexibilitiesflexibilities
TTTTotalotalotalotal
flexibilityflexibilityflexibilityflexibility
FlexibilityFlexibilityFlexibilityFlexibility InInInIn thethethethe
marketmarketmarketmarket
CCCCustomerustomerustomerustomer
Customer:Customer:Customer:Customer:
OptimizationOptimizationOptimizationOptimization
14. Path towards introduction of the virtual power plant in
the market
14
› 20 installations at
customers
› Decision on IT-
architecture & systems
› Concept for day-ahead
control
› Buildup entire system
› Approval &
implementation of
algorithms
› 150 installations at
customers‘ homes
› Test (Simulation) in
real time environment
› Creation of product
concept, rollout
› Operation with real
market data
› Analysis
Phase 1Phase 1Phase 1Phase 1
UUUUntil15ntil15ntil15ntil15 OctOctOctOct. 2013. 2013. 2013. 2013
DesignDesignDesignDesign „„„„AlgorithmsAlgorithmsAlgorithmsAlgorithms““““ Aufbau GesamtsystemAufbau GesamtsystemAufbau GesamtsystemAufbau Gesamtsystem SMART MARKETSMART MARKETSMART MARKETSMART MARKET
Phase 2Phase 2Phase 2Phase 2
UntilUntilUntilUntil end Q1/2014end Q1/2014end Q1/2014end Q1/2014
Phase 3Phase 3Phase 3Phase 3
Until15.Until15.Until15.Until15. OctOctOctOct. 2014. 2014. 2014. 2014
Phase 4Phase 4Phase 4Phase 4
UntilUntilUntilUntil end Q2/2015end Q2/2015end Q2/2015end Q2/2015
20 20
150 150
0
200
Phase 1 Phase 2 Phase 3 Phase 4
NumberNumberNumberNumber testtesttesttest customerscustomerscustomerscustomers
› Data collection
› Finalization of
intelligent control
concepts
16. SystemSystemSystemSystem forforforfor futurefuturefuturefuture controlcontrolcontrolcontrol ofofofof
residentialresidentialresidentialresidential appliancesappliancesappliancesappliances
› Open System
› Producer independent
› Plug & Play
› No edificial changes
required
› Several kinds of
applications
EnBW co-founded the Qivicon Smart Home
Alliance
16
17. Smart Home 1.0 – user interface
17
› Market introduction with energy-
related issues like
› Light
› Heating
› Follow-ups
› Optimization of customer‘s own
energy consumption
› Alarm-clock-App
› etc.
› Philosophy:
› Makes energy use joyful,
interesting and more efficient
18. EnBW illumination package
18
› Define light sceneries –
spontaneously or progammed
› Create time schedules for
illumination of household
appliances
› Remote switching of
appliances
› Simulate presence at home
and optimize security
19. EnBW starter package heating
19
› Control air humidity
› Holiday function: dim heating
plus presetting function for
home return
› Remote swiching of heating
appliances
20. Project LivingLab BWe mobile:
Installation charging infrastructure in Stuttgart and region
Targets:
› development and profitable operation of a
public charging infrastructure for EVs
› Reliable and unclomplicated charging at
home
› Intelligent EV-fleet management
› Intelligent connection of vehicles and
standardisation of access
EnBW participating at 5 projects of „LivingLab
BWe mobil“
Project duration: 03/2012 – 06/2015
Partners: 35 firms and institutions
20
21. Research project iZEUS: Intelligent zero emission urban
system
Targets: connect traffic and energy systems via
trans-regional roaming and billing concepts,
decentral energy- and charging management,
development of prepaid solutions for public
charging
Project duration: 1/2012 – 7/2014
Project partners: Daimler, Opel, ads-tec,
Fraunhofer Gesellschaft,
KIT, PTV, SAP und TWT (EnBW = leading
underwriter)
Target group: municipal utilities, municipalities,
private business
Karlsruhe
Stuttgart
21
22. Competition
Traditional value-added-chain completed by new elements.
New competitors entering the market
Generation
Retail
Grids
Trading
Energy
efficiency
Logistics
Smart
Solutions
Power generating
final customers
Area networks
22
24. Example: NEXT Kraftwerke
› Next Kraftwerke GmbH is a spin-off of
Energiewirtschaftliches Institut at
Cologne University (EWI)
Source: http://www.next-
kraftwerke.de/
24
25. Concept of Deutsche Telekom for roaming and billing
of EV-charging
1111
ChargingChargingChargingCharging
planningplanningplanningplanning
› Route optimization considering existing charging
stations and charging times
EnergyEnergyEnergyEnergy
RoamingRoamingRoamingRoaming
› Authentification and authorization of user/EV
› Remote reading of charging energy consumption via TelekomTelekomTelekomTelekom
SmartSmartSmartSmart----MeteringMeteringMeteringMetering ServiceServiceServiceService
› Realtime-clearing user-supplier via roaming-module
› Transaction data transmission
MobileMobileMobileMobile
MeteringMeteringMeteringMetering › Mobile reading of battery status via Telekom SmartTelekom SmartTelekom SmartTelekom Smart----MeteringMeteringMeteringMetering
ServiceServiceServiceService
› Registration at charging station at destination
› Calculation of charging cycles by alignment with customer‘s date
book
Source: Deutsche Telekom NPE Bildungskonferenz
25
26. LichtBlick‘s ZuhauseKraftwerk
TargetTargetTargetTarget
› Decentral energy generation (electricity,
heat) for B2C from environmentally friendly
sources
OfferOfferOfferOffer
› GasGasGasGas heatingheatingheatingheating forforforfor electricityelectricityelectricityelectricity andandandand heatheatheatheat gen.,gen.,gen.,gen.,
basedbasedbasedbased on Volkswagenon Volkswagenon Volkswagenon Volkswagen engineengineengineengine
› Saves up to 20 per20 per20 per20 per centcentcentcent ofofofof expensesexpensesexpensesexpenses forforforfor
heatingheatingheatingheating
› Customer also earns by feeding in electricityelectricityelectricityelectricity
intointointointo thethethethe gridgridgridgrid (0.5 ct/kWh), excess heat
production stored
› Property of Lichtblick, no gas purchse, O&M
for customer
› Lichtblick pays monthly rent (EUR 5,-)
› CentralCentralCentralCentral controlcontrolcontrolcontrol via mobilevia mobilevia mobilevia mobile networknetworknetworknetwork
StatusStatusStatusStatus
› FirstFirstFirstFirst MoverMoverMoverMover in segment (followed by GASAG)
› CEO Gero Lücking: „business model works “
› Mid to long term target:100.000100.000100.000100.000 cutomerscutomerscutomerscutomers
› Apparent problems with implementation
› VW engines seem to reqiure more
maintenance than expected
› Craftsmen network apparently not optimal
Source: LichtBlick, Hamburger SAGA GWG
2222
26
27. RheinEnergie‘s SmartCity-conzept3333
› SmartCity Cologne is platform for all individual projects in Cologne aiming at CO2-
reduction and RES, smart technologies, E-mobility
› Project alsoProject alsoProject alsoProject also intendsintendsintendsintends totototo improveimproveimproveimprove qualityqualityqualityquality ofofofof lifelifelifelife
› In detail: Smart meters; smart street lamps, small decentral power plants,
storage, and buildings that produce more energy than they consume
Cologne,Cologne,Cologne,Cologne, 02.11.1102.11.1102.11.1102.11.11
RheinEnergieRheinEnergieRheinEnergieRheinEnergie andandandand thethethethe CityCityCityCity ofofofof Cologne willCologne willCologne willCologne will cocococo----operateoperateoperateoperate inininin technicaltechnicaltechnicaltechnical climateclimateclimateclimate protectionprotectionprotectionprotection
Quelle: Klimabündnis Köln, RheinEnergie27
28. Florida Power & Lighting (FPL) reduced 938 MW peak
loads by switching customers
Target ProjectTarget ProjectTarget ProjectTarget Project „„„„OnCallOnCallOnCallOnCall““““
› Keeping grid stable by reducing peak load
› Reduction of energy consumption
ImplementationImplementationImplementationImplementation
› VolutaryVolutaryVolutaryVolutary programmeprogrammeprogrammeprogramme forforforfor directdirectdirectdirect loadloadloadload controlcontrolcontrolcontrol
(DLC)
› """"greygreygreygrey boxesboxesboxesboxes"""" installed in customers‘ homes
for free to control certain appliances, like
› Air conditioning
› Central heating
› Swimming pool pumps
› Boilers
› Supplier entitled to swich costomer devices
during short time intervals (ususally 3 - 4
times a year), in turn pays bonus to
customers
› Customers save up to USD 137/yr.
EffectsEffectsEffectsEffects
› 2007 750.000 Customers750.000 Customers750.000 Customers750.000 Customers
› DemandDemandDemandDemand paekspaekspaekspaeks > 900> 900> 900> 900 MWMWMWMW lowerlowerlowerlower thanthanthanthan beforebeforebeforebefore
› Used successfully after hurricane KatrinaKatrinaKatrinaKatrina totototo
makemakemakemake efficientefficientefficientefficient useuseuseuse ofofofof scarcescarcescarcescarce fuelsfuelsfuelsfuels
› Suitable fundament for smart grid
implementation
Source: website, Govt. of Oregon
4444
28
29. To sum up…
› There are some good reasons for new
energy related services.
› First, there is a systemicsystemicsystemicsystemic needneedneedneed forforforfor moremoremoremore
flexibilityflexibilityflexibilityflexibility, especially due to higher RES
penetration. Here new services can
substantially enhance the efficiency of
the entire system.
› Second, there isisisis newnewnewnew demanddemanddemanddemand forforforfor energyenergyenergyenergy
relatedrelatedrelatedrelated servicesservicesservicesservices from the customer‘s
side. Perhaps, conspicuous
consumption and convenience will
become much more important in this
field than they are today.
› The infrastructureinfrastructureinfrastructureinfrastructure willwillwillwill soonsoonsoonsoon bebebebe availableavailableavailableavailable
to allow for all this.
› There areareareare lotslotslotslots ofofofof businessbusinessbusinessbusiness modelsmodelsmodelsmodels beingbeingbeingbeing
discusseddiscusseddiscusseddiscussed, new ones constantly to
emerge.
Source: EnBW
29
30. Energie
braucht Impulse
ThankThankThankThank youyouyouyou!!!!
PD Dr. JörgPD Dr. JörgPD Dr. JörgPD Dr. Jörg JasperJasperJasperJasper
Group Expert Energy Economics & Policy
Schiffbauerdamm 1
10117 Berlin
Tel.: +49 30 23455 254
Durlacher Allee 93
76131 Karlsruhe
Tel.: +49 721 63-14852
j.jasper@enbw.com