Nocella_Fall_2021.pptx
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This document summarizes an ozone system for water treatment. It discusses that ozone is an unstable but powerful oxidizer that can be generated by exposing oxygen to a high-voltage discharge. When ozone and hydrogen peroxide are used together, they form hydroxyl ions that react quickly with organic compounds. The system was implemented in Spartanburg to address algae blooms that produced high levels of chemicals like MIB. Ozone was chosen as it is effective at removing these due to its strong oxidizing capabilities and is 51 times stronger than chlorine. The system includes an ozone building to generate ozone, a peroxone building to mix ozone and hydrogen peroxide, and injection of this mixture into the water
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Ozone.pdf
Ozone is an unstable gas composed of three oxygen atoms that has disinfectant and oxidizing properties. It is commonly prepared using ultraviolet light, electrolysis, or corona discharge, which splits oxygen molecules into single oxygen atoms that recombine into ozone molecules. Ozone generators produce ozone by exposing oxygen gas to an electrical discharge. For medical use, ozone is administered as an oxygen-ozone gas mixture at non-toxic concentrations and is thought to impact the immune system and microcirculation at low doses. Absolute contraindications for ozone therapy include infections, bleeding disorders, and lack of consent.
Water cleani̇ng wi̇th ozone
Ozone has been used for water treatment since the late 1800s and is more commonly used in Europe and Asia than the United States. Ozone is an unstable gas made of three oxygen atoms that degrades back to oxygen, forming reactive free radicals. Ozone is effective at disinfecting bacteria and viruses compared to chlorine and can also reduce levels of iron, manganese, sulfur, and odors. The ozonation process involves producing ozone gas and bubbling it into water to create oxidation, followed by aeration and filtration to remove oxidized particles. While ozonation is effective, it also has higher costs than other methods and does not provide a disinfection residual.
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Envirozone Ozone Presentation
Ozone is a powerful oxidizing agent composed of three oxygen atoms that is highly effective at disinfecting water and eliminating contaminants. It has been used for over 100 years in Europe to disinfect drinking water in municipal water systems. Ozone works by breaking chemical bonds through free radicals to destroy microbes, viruses and other organic compounds. It is a stronger disinfectant than chlorine and does not form harmful byproducts. Ozone also removes odors, tastes, heavy metals and discolors water more effectively than alternatives like chlorine. While ozone generators require more initial capital than chlorine systems, ozone treatment results in lower ongoing costs and greater environmental safety.
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Ozone is a powerful oxidizer and disinfectant generated through an electrical process that breaks apart oxygen molecules. It is an unstable form of oxygen with three atoms rather than the two in regular oxygen. This third oxygen atom gives ozone its reactivity and ability to kill bacteria and viruses faster than chlorine. As an oxidizer, ozone breaks down organic compounds and is widely used for water and wastewater treatment, improving quality. It can also be used to purify air, extend the shelf-life of food, and sanitize surfaces in various industries without producing harmful byproducts.
Ozone in wastewater treatment
Ozone is a powerful disinfectant that can be used to treat wastewater. It is formed through an electrical discharge that splits oxygen molecules into atoms that then recombine into ozone molecules. Ozone disinfection is commonly used after secondary treatment at medium to large wastewater treatment plants. It is more effective at killing viruses and bacteria than chlorine and does not form harmful residuals. However, ozone treatment has higher capital and operating costs than alternatives like chlorine or UV. Proper safety precautions must also be taken since ozone can become explosive at high concentrations.
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Ozone.pdf
Ozone is an unstable gas composed of three oxygen atoms that has disinfectant and oxidizing properties. It is commonly prepared using ultraviolet light, electrolysis, or corona discharge, which splits oxygen molecules into single oxygen atoms that recombine into ozone molecules. Ozone generators produce ozone by exposing oxygen gas to an electrical discharge. For medical use, ozone is administered as an oxygen-ozone gas mixture at non-toxic concentrations and is thought to impact the immune system and microcirculation at low doses. Absolute contraindications for ozone therapy include infections, bleeding disorders, and lack of consent.
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Ozone is a powerful oxidizing agent composed of three oxygen atoms that is highly effective at disinfecting water and eliminating contaminants. It has been used for over 100 years in Europe to disinfect drinking water in municipal water systems. Ozone works by breaking chemical bonds through free radicals to destroy microbes, viruses and other organic compounds. It is a stronger disinfectant than chlorine and does not form harmful byproducts. Ozone also removes odors, tastes, heavy metals and discolors water more effectively than alternatives like chlorine. While ozone generators require more initial capital than chlorine systems, ozone treatment results in lower ongoing costs and greater environmental safety.
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Ozone is a powerful oxidizer and disinfectant generated through an electrical process that breaks apart oxygen molecules. It is an unstable form of oxygen with three atoms rather than the two in regular oxygen. This third oxygen atom gives ozone its reactivity and ability to kill bacteria and viruses faster than chlorine. As an oxidizer, ozone breaks down organic compounds and is widely used for water and wastewater treatment, improving quality. It can also be used to purify air, extend the shelf-life of food, and sanitize surfaces in various industries without producing harmful byproducts.
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Ozone is a powerful disinfectant that can be used to treat wastewater. It is formed through an electrical discharge that splits oxygen molecules into atoms that then recombine into ozone molecules. Ozone disinfection is commonly used after secondary treatment at medium to large wastewater treatment plants. It is more effective at killing viruses and bacteria than chlorine and does not form harmful residuals. However, ozone treatment has higher capital and operating costs than alternatives like chlorine or UV. Proper safety precautions must also be taken since ozone can become explosive at high concentrations.
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The document discusses ozone depletion and its causes. It defines ozone and the ozone layer, explaining that most ozone is found in the stratosphere where it protects the Earth from UV rays. It then outlines several causes of ozone depletion, both natural (such as volcanic eruptions) and man-made (including CFCs and other ozone depleting substances). The effects of ozone depletion are increased skin cancer and eye disease in humans, as well as impacts on agriculture and the environment. Prevention efforts include the Montreal Protocol and reducing the use of ozone depleting substances.
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This document provides information about ozone and its properties and applications. It discusses how ozone is formed through the breaking apart of oxygen molecules via electrical energy. It also lists the physical and chemical properties of ozone, such as its formula, color, melting/boiling points. The document outlines the benefits of using ozone as a disinfectant and oxidizer for applications like water treatment, food processing, and more. It concludes by listing Ozone Engineers' product range and global presence.
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The document discusses the ozone layer, how it forms, and its importance in protecting the Earth. It notes that the ozone layer is a concentration of ozone gas in the upper atmosphere between 20-50km high. Ultraviolet rays from the sun split oxygen molecules, which then combine with other oxygen to form ozone. Certain gases from refrigerants and aerosols can rise and deplete the ozone layer, forming holes that allow more UV rays to reach the surface. Without the ozone layer, there would be increased skin cancer, climate change, damage to food chains and crops from UV rays.
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A SYSTEMATIC RISK ASSESSMENT APPROACH FOR SECURING THE SMART IRRIGATION SYSTEMS
The smart irrigation system represents an innovative approach to optimize water usage in agricultural and landscaping practices. The integration of cutting-edge technologies, including sensors, actuators, and data analysis, empowers this system to provide accurate monitoring and control of irrigation processes by leveraging real-time environmental conditions. The main objective of a smart irrigation system is to optimize water efficiency, minimize expenses, and foster the adoption of sustainable water management methods. This paper conducts a systematic risk assessment by exploring the key components/assets and their functionalities in the smart irrigation system. The crucial role of sensors in gathering data on soil moisture, weather patterns, and plant well-being is emphasized in this system. These sensors enable intelligent decision-making in irrigation scheduling and water distribution, leading to enhanced water efficiency and sustainable water management practices. Actuators enable automated control of irrigation devices, ensuring precise and targeted water delivery to plants. Additionally, the paper addresses the potential threat and vulnerabilities associated with smart irrigation systems. It discusses limitations of the system, such as power constraints and computational capabilities, and calculates the potential security risks. The paper suggests possible risk treatment methods for effective secure system operation. In conclusion, the paper emphasizes the significant benefits of implementing smart irrigation systems, including improved water conservation, increased crop yield, and reduced environmental impact. Additionally, based on the security analysis conducted, the paper recommends the implementation of countermeasures and security approaches to address vulnerabilities and ensure the integrity and reliability of the system. By incorporating these measures, smart irrigation technology can revolutionize water management practices in agriculture, promoting sustainability, resource efficiency, and safeguarding against potential security threats.
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ACEP Magazine edition 4th launched on 05.06.2024
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Recycled Concrete Aggregate in Construction Part III
Using recycled concrete aggregates (RCA) for pavements is crucial to achieving sustainability. Implementing RCA for new pavement can minimize carbon footprint, conserve natural resources, reduce harmful emissions, and lower life cycle costs. Compared to natural aggregate (NA), RCA pavement has fewer comprehensive studies and sustainability assessments.
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Slides from talk presenting:
Aleš Zamuda: Presentation of IEEE Slovenia CIS (Computational Intelligence Society) Chapter and Networking.
Presentation at IcETRAN 2024 session:
"Inter-Society Networking Panel GRSS/MTT-S/CIS
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IEEE Slovenia CIS
11TH INTERNATIONAL CONFERENCE ON ELECTRICAL, ELECTRONIC AND COMPUTING ENGINEERING
3-6 June 2024, Niš, SerbiaTIME DIVISION MULTIPLEXING TECHNIQUE FOR COMMUNICATION SYSTEM
Time Division Multiplexing (TDM) is a method of transmitting multiple signals over a single communication channel by dividing the signal into many segments, each having a very short duration of time. These time slots are then allocated to different data streams, allowing multiple signals to share the same transmission medium efficiently. TDM is widely used in telecommunications and data communication systems.
### How TDM Works
1. **Time Slots Allocation**: The core principle of TDM is to assign distinct time slots to each signal. During each time slot, the respective signal is transmitted, and then the process repeats cyclically. For example, if there are four signals to be transmitted, the TDM cycle will divide time into four slots, each assigned to one signal.
2. **Synchronization**: Synchronization is crucial in TDM systems to ensure that the signals are correctly aligned with their respective time slots. Both the transmitter and receiver must be synchronized to avoid any overlap or loss of data. This synchronization is typically maintained by a clock signal that ensures time slots are accurately aligned.
3. **Frame Structure**: TDM data is organized into frames, where each frame consists of a set of time slots. Each frame is repeated at regular intervals, ensuring continuous transmission of data streams. The frame structure helps in managing the data streams and maintaining the synchronization between the transmitter and receiver.
4. **Multiplexer and Demultiplexer**: At the transmitting end, a multiplexer combines multiple input signals into a single composite signal by assigning each signal to a specific time slot. At the receiving end, a demultiplexer separates the composite signal back into individual signals based on their respective time slots.
### Types of TDM
1. **Synchronous TDM**: In synchronous TDM, time slots are pre-assigned to each signal, regardless of whether the signal has data to transmit or not. This can lead to inefficiencies if some time slots remain empty due to the absence of data.
2. **Asynchronous TDM (or Statistical TDM)**: Asynchronous TDM addresses the inefficiencies of synchronous TDM by allocating time slots dynamically based on the presence of data. Time slots are assigned only when there is data to transmit, which optimizes the use of the communication channel.
### Applications of TDM
- **Telecommunications**: TDM is extensively used in telecommunication systems, such as in T1 and E1 lines, where multiple telephone calls are transmitted over a single line by assigning each call to a specific time slot.
- **Digital Audio and Video Broadcasting**: TDM is used in broadcasting systems to transmit multiple audio or video streams over a single channel, ensuring efficient use of bandwidth.
- **Computer Networks**: TDM is used in network protocols and systems to manage the transmission of data from multiple sources over a single network medium.
### Advantages of TDM
- **Efficient Use of Bandwidth**: TDM all
学校原版美国波士顿大学毕业证学历学位证书原版一模一样
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Optimizing Gradle Builds - Gradle DPE Tour Berlin 2024
Sinan from the Delivery Hero mobile infrastructure engineering team shares a deep dive into performance acceleration with Gradle build cache optimizations. Sinan shares their journey into solving complex build-cache problems that affect Gradle builds. By understanding the challenges and solutions found in our journey, we aim to demonstrate the possibilities for faster builds. The case study reveals how overlapping outputs and cache misconfigurations led to significant increases in build times, especially as the project scaled up with numerous modules using Paparazzi tests. The journey from diagnosing to defeating cache issues offers invaluable lessons on maintaining cache integrity without sacrificing functionality.
Understanding Inductive Bias in Machine Learning
This presentation explores the concept of inductive bias in machine learning. It explains how algorithms come with built-in assumptions and preferences that guide the learning process. You'll learn about the different types of inductive bias and how they can impact the performance and generalizability of machine learning models.
The presentation also covers the positive and negative aspects of inductive bias, along with strategies for mitigating potential drawbacks. We'll explore examples of how bias manifests in algorithms like neural networks and decision trees.
By understanding inductive bias, you can gain valuable insights into how machine learning models work and make informed decisions when building and deploying them.
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Nocella_Fall_2021.pptx
- 1. RB SIMMS OZONE SYSTEM Freddy Nocella
- 2. OZONE • Ozone (O3 ) is an inorganic and is very unstable • Is a powerful oxidizer • Naturally occurs in the atmosphere during lighting storms • Can be generated using dry air and exposing it to a high-voltage discharge
- 3. ADVANCED OXIDATION SYSTEMS • Hydroxyl ions are created when peroxide and ozone are used in conjunction • These ions react quickly with all electron-rich organic compounds causing cell lysis • The addition of hydrogen peroxide speeds up the chemical reaction • Lowering the retention time and increasing the overall reaction rate
- 4. WHY OZONE IN SPARTANBURG? • Reservoir 1 is subject to algae blooms which produced MIB and Geosmin • EX: Threshold concentrations for MIB typically is 9 ng/L. In 2015 levels reached 380 ng/L at the intake • Ozone has been known to effectively remove MIB and Geosmin due to its strong oxidizing capabilities • Fifty-one times stronger than chlorine https://www.intec-america.com/residential-water-
- 7. PEROXONE BUILDING Ozone Building • Ozone is generated by exposing oxygen to a strong electrical current that split oxygen atoms. These split atoms can combine with O2 to form O3 • Water from sidestream is mixed with the generated ozone and sent back to the raw water intake
- 8. SIDESTREAM AND INJECTION • Peroxone Sidestream •Water is diverted from main intake line and pumped into Peroxone Building • Ozone Injection •Ozone is injected through the mazzi where it mixes with raw water traveling into the plant •Hydrogen Peroxide is also introduced at this point
- 9. CALCIUM THIOSULFATE QUENCH SYSTEM • Calcium Thiosulfate is injected into the raw water line using an injection quill • Quenches remaining ozone in the line https://www.sciencedirect.com/topics/chemistry/thiosul
- 11. QUESTIONS?
Editor's Notes
- Geopolymer lining- which is the concrete lining