This document discusses lost circulation, which occurs when drilling fluid is lost to the formation instead of returning to the surface. It defines lost circulation zones and classifications ranging from seepage to total losses. Causes include fractured formations and exceeding the fracture gradient. Prevention methods are outlined such as using proper mud weight and lost circulation materials. Numerical examples are provided to calculate formation pressure from lost circulation incidents. Detection and remediation techniques include waiting, squeezing lost circulation materials into the zone, and surveys to locate the lost circulation zone.
This document presents the solution to a problem calculating total density using densities and volumes of water and bentonite. It shows that the total volume is 38 gallons, consisting of 25 gallons of water and 13 gallons of bentonite. It then sets up an equation where the total density multiplied by the total volume equals the sum of the water density multiplied by its volume and the bentonite density multiplied by its volume. Solving this equation yields a total density of 13.17 pounds per gallon. Contact information is provided at the end for any additional questions.
Field development plan, rate of production,SYED NAWAZ
It gives you an idea about an impact of reservoir damage on production rate
Hello Everyone,
Follow my youtube channel "PETROLEUM UNIVERSE" https://lnkd.in/gjZgb7E
For weekly brushing of basics follow me on linkedin
https://lnkd.in/dqPYkwa
Follow and Subscribe only if you like and try to circulate among your friends
in detail description of previous gate papers of petroleum engineering and some assumptions for 2021, with a brief of future steps. reference textbooks
Complete Casing Design with types of casing, casing properties, casing functions, design criteria and properties used for designing and one numerical problem
The document provides an overview of the drilling process and outlines key considerations for developing an effective drilling plan. It discusses establishing objectives, analyzing target locations and formations, selecting appropriate drilling methods and equipment, developing programs for well completion, mud usage, and more. A drilling plan, or general technical operations (GTO), serves as a blueprint that provides guidance to geologists, drillers, and mud chemists on the drilling of a well.
Surface Tension and Interfacial Tension Formula, Units and ProblemSYED NAWAZ
This document discusses reservoir engineering and provides a numerical problem example. It begins by outlining the content which includes formulas, units discussion, and a problem. The problem calculates the height to which liquid will be held given properties of an oil-water system including radius, contact angle, densities of oil and water, and interfacial tension. Relevant units are converted and the solution is shown. The document concludes by listing references on reservoir engineering and providing contact information for the author.
This document discusses lost circulation, which occurs when drilling fluid is lost to the formation instead of returning to the surface. It defines lost circulation zones and classifications ranging from seepage to total losses. Causes include fractured formations and exceeding the fracture gradient. Prevention methods are outlined such as using proper mud weight and lost circulation materials. Numerical examples are provided to calculate formation pressure from lost circulation incidents. Detection and remediation techniques include waiting, squeezing lost circulation materials into the zone, and surveys to locate the lost circulation zone.
This document presents the solution to a problem calculating total density using densities and volumes of water and bentonite. It shows that the total volume is 38 gallons, consisting of 25 gallons of water and 13 gallons of bentonite. It then sets up an equation where the total density multiplied by the total volume equals the sum of the water density multiplied by its volume and the bentonite density multiplied by its volume. Solving this equation yields a total density of 13.17 pounds per gallon. Contact information is provided at the end for any additional questions.
Field development plan, rate of production,SYED NAWAZ
It gives you an idea about an impact of reservoir damage on production rate
Hello Everyone,
Follow my youtube channel "PETROLEUM UNIVERSE" https://lnkd.in/gjZgb7E
For weekly brushing of basics follow me on linkedin
https://lnkd.in/dqPYkwa
Follow and Subscribe only if you like and try to circulate among your friends
in detail description of previous gate papers of petroleum engineering and some assumptions for 2021, with a brief of future steps. reference textbooks
Complete Casing Design with types of casing, casing properties, casing functions, design criteria and properties used for designing and one numerical problem
The document provides an overview of the drilling process and outlines key considerations for developing an effective drilling plan. It discusses establishing objectives, analyzing target locations and formations, selecting appropriate drilling methods and equipment, developing programs for well completion, mud usage, and more. A drilling plan, or general technical operations (GTO), serves as a blueprint that provides guidance to geologists, drillers, and mud chemists on the drilling of a well.
Surface Tension and Interfacial Tension Formula, Units and ProblemSYED NAWAZ
This document discusses reservoir engineering and provides a numerical problem example. It begins by outlining the content which includes formulas, units discussion, and a problem. The problem calculates the height to which liquid will be held given properties of an oil-water system including radius, contact angle, densities of oil and water, and interfacial tension. Relevant units are converted and the solution is shown. The document concludes by listing references on reservoir engineering and providing contact information for the author.
This document provides an introduction to reservoir engineering concepts including porosity, saturation, surface and interfacial tension. It defines key terms like porosity, saturation, cohesive forces, and adhesive forces. Formulas for surface tension and interfacial tension are presented and derived for gas-water and oil-water systems. A numerical example is worked through to calculate the height of liquid held in a capillary tube given properties of the oil-water system. References and contact information are provided at the end.
This document discusses petro-physical properties of reservoirs, including definitions of key concepts like fluid saturation, irreducible saturation, critical saturation, and residual saturation. It explains that saturation is defined as the percentage of pore volume occupied by a fluid (oil, gas, or water). It also provides an example of calculating average oil and water saturation for an under-saturated oil reservoir using porosity and oil saturation data from multiple samples. The document concludes by listing references for further reading on petroleum reservoir engineering topics.
it gives you an indetail information about gas formation volume factor formula, derivation, constant information, and a numerical problem for better understanding
The Reynolds number is used to identify the type of fluid flow in a pipe as either laminar or turbulent. It is a dimensionless quantity that represents the ratio of inertial forces to viscous forces. A Reynolds number below 2100 indicates laminar flow, above 4000 indicates turbulent flow, and between 2100-4000 is the critical transition region. It was first introduced by George Stokes and developed by Osborne Reynolds to characterize fluid flow and the transition between flow patterns.
Formation damage can occur through physical, chemical, and bacterial mechanisms. The formation damage process involves filter cake formation and drilling mud formulation. Formation damage sources include drilling, completion, workover, stimulation, production, and injection operations. Common damage mechanisms are particle invasion, clay swelling/dispersion, scale precipitation, and fines migration. Remedial measures include acidizing, fracturing, clay stabilization, and surfactant treatments. Proper mud system design aims to minimize invasion and filtrate loss into the formation.
This question appears in GATE Petroleum Engineering in which they have ask to calculate the skin factor and this question belongs to oil and gas well testing subject
This question appears in GATE 2016 Petroleum Engineering in which they ask us to estimate the total time required for reservoir deliver the oil and gas to the surface and obviously it's recovery factor
this question appears in GATE 2016 Petroleum Engineering in which they have ask us to calculate the input power required for a pump to deliver the required operation
this question appears in GATE Petroleum Engineering and in this we are calculating the number of stages required for pump to deliver the fluid to the required depth
Presentation of IEEE Slovenia CIS (Computational Intelligence Society) Chapte...University of Maribor
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
Panel Session: Promoting Connection and Cooperation"
IEEE Slovenia GRSS
IEEE Serbia and Montenegro MTT-S
IEEE Slovenia CIS
11TH INTERNATIONAL CONFERENCE ON ELECTRICAL, ELECTRONIC AND COMPUTING ENGINEERING
3-6 June 2024, Niš, Serbia
This document provides an introduction to reservoir engineering concepts including porosity, saturation, surface and interfacial tension. It defines key terms like porosity, saturation, cohesive forces, and adhesive forces. Formulas for surface tension and interfacial tension are presented and derived for gas-water and oil-water systems. A numerical example is worked through to calculate the height of liquid held in a capillary tube given properties of the oil-water system. References and contact information are provided at the end.
This document discusses petro-physical properties of reservoirs, including definitions of key concepts like fluid saturation, irreducible saturation, critical saturation, and residual saturation. It explains that saturation is defined as the percentage of pore volume occupied by a fluid (oil, gas, or water). It also provides an example of calculating average oil and water saturation for an under-saturated oil reservoir using porosity and oil saturation data from multiple samples. The document concludes by listing references for further reading on petroleum reservoir engineering topics.
it gives you an indetail information about gas formation volume factor formula, derivation, constant information, and a numerical problem for better understanding
The Reynolds number is used to identify the type of fluid flow in a pipe as either laminar or turbulent. It is a dimensionless quantity that represents the ratio of inertial forces to viscous forces. A Reynolds number below 2100 indicates laminar flow, above 4000 indicates turbulent flow, and between 2100-4000 is the critical transition region. It was first introduced by George Stokes and developed by Osborne Reynolds to characterize fluid flow and the transition between flow patterns.
Formation damage can occur through physical, chemical, and bacterial mechanisms. The formation damage process involves filter cake formation and drilling mud formulation. Formation damage sources include drilling, completion, workover, stimulation, production, and injection operations. Common damage mechanisms are particle invasion, clay swelling/dispersion, scale precipitation, and fines migration. Remedial measures include acidizing, fracturing, clay stabilization, and surfactant treatments. Proper mud system design aims to minimize invasion and filtrate loss into the formation.
This question appears in GATE Petroleum Engineering in which they have ask to calculate the skin factor and this question belongs to oil and gas well testing subject
This question appears in GATE 2016 Petroleum Engineering in which they ask us to estimate the total time required for reservoir deliver the oil and gas to the surface and obviously it's recovery factor
this question appears in GATE 2016 Petroleum Engineering in which they have ask us to calculate the input power required for a pump to deliver the required operation
this question appears in GATE Petroleum Engineering and in this we are calculating the number of stages required for pump to deliver the fluid to the required depth
Presentation of IEEE Slovenia CIS (Computational Intelligence Society) Chapte...University of Maribor
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
Panel Session: Promoting Connection and Cooperation"
IEEE Slovenia GRSS
IEEE Serbia and Montenegro MTT-S
IEEE Slovenia CIS
11TH INTERNATIONAL CONFERENCE ON ELECTRICAL, ELECTRONIC AND COMPUTING ENGINEERING
3-6 June 2024, Niš, Serbia
A SYSTEMATIC RISK ASSESSMENT APPROACH FOR SECURING THE SMART IRRIGATION SYSTEMSIJNSA Journal
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.
Harnessing WebAssembly for Real-time Stateless Streaming PipelinesChristina Lin
Traditionally, dealing with real-time data pipelines has involved significant overhead, even for straightforward tasks like data transformation or masking. However, in this talk, we’ll venture into the dynamic realm of WebAssembly (WASM) and discover how it can revolutionize the creation of stateless streaming pipelines within a Kafka (Redpanda) broker. These pipelines are adept at managing low-latency, high-data-volume scenarios.
Introduction- e - waste – definition - sources of e-waste– hazardous substances in e-waste - effects of e-waste on environment and human health- need for e-waste management– e-waste handling rules - waste minimization techniques for managing e-waste – recycling of e-waste - disposal treatment methods of e- waste – mechanism of extraction of precious metal from leaching solution-global Scenario of E-waste – E-waste in India- case studies.
Optimizing Gradle Builds - Gradle DPE Tour Berlin 2024Sinan KOZAK
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.