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reactive power and real power

Concurrent Real and Reactive Power Flow Enhancement using UPFC in a Power Transmission System

Concurrent Real and Reactive Power Flow Enhancement using UPFC in a Power Transmission System

... of real and reactive power flow in a transmission network with the use of unified power flow controller ...of power deliver ...concurrent real and reactive series line ...

12

An Artificial Neural Network Based Real-time Reactive Power Controller

An Artificial Neural Network Based Real-time Reactive Power Controller

... In the past, several techniques have been employed using sensitivity relationships and gradient search approaches to overcome power system problem. In these approaches, the bus voltage violations are alleviated ...

6

A Study of Reactive Power Requirements of Traditional and Restructured Power System

A Study of Reactive Power Requirements of Traditional and Restructured Power System

... is reactive power necessary to operate the transmission system reliably, but it can also substantially improve the efficiency with which real power is delivered to ...Increasing ...

6

A Latest Approach for Pricing of Reactive Power in Modern Power System

A Latest Approach for Pricing of Reactive Power in Modern Power System

... local reactive power market is cleared by running a uniform bid auction to which generators (or synchronous condensers) submit bids for their ...of reactive power support from generators is by ...

5

A Simulation Model for Reactive Power Compensation

A Simulation Model for Reactive Power Compensation

... modern power system the reactive power compensation is one of the main issues, thus we need to work on the efficient methods by which Var compensation can be done easily and we can optimize the ...

7

A Review on Reactive Power Compensation Techniques Using Power Filter

A Review on Reactive Power Compensation Techniques Using Power Filter

... for reactive power says that in an alternating current system, when the voltage and current go up and down at the same time, only real power is transmitted and when there is a time shift ...

6

Power System Reactive Power Optimization Using DPSO

Power System Reactive Power Optimization Using DPSO

... inadequate power generation and scarcity of transmission facilities forces the power system to be operated under stressed ...the power system must be provided with sufficient reactive ...

6

An Economic Approach of Reactive Power Management in Restructured Power Market – A Review

An Economic Approach of Reactive Power Management in Restructured Power Market – A Review

... America, reactive power procurement is only considered for the synchronous ...their reactive power services, and it also imposes a penalty for failing to provide reactive power ...

5

Real and Reactive Power flow Control Using Flexible Ac Transmission System connected to a Transmission line: a Power Injection Concept

Real and Reactive Power flow Control Using Flexible Ac Transmission System connected to a Transmission line: a Power Injection Concept

... of power semiconductor devices with turn-off capability (GTO, MCT) opens up new perspectives in the development of FACTS ...the power electronics-based voltage sources can internally generate and absorb ...

5

Combined Economic and Emission Dispatch by using Hybrid PSO-GA with Real and Reactive Power Constraints

Combined Economic and Emission Dispatch by using Hybrid PSO-GA with Real and Reactive Power Constraints

... with real power equality and inequality constraints such as combined economic and emission dispatch (CEED) by using, GA [2], hybrid GA [6], SFLA [4], PSO ...with real and reactive power ...

6

Simulation of Real and Reactive Power Coordination Using CSC Based IPFC for Power Quality Issues

Simulation of Real and Reactive Power Coordination Using CSC Based IPFC for Power Quality Issues

... The power quality can be mainly affected by voltage sags, harmonics, voltage fluctuations and flicker and ...and power flow controllers based on VSC are the Static Synchronous Series Compensator(STATCOM), ...

7

Simultaneous One Step Approximations of Real and Reactive Power Flow

Simultaneous One Step Approximations of Real and Reactive Power Flow

... the power flow in a network. Real and reactive power are simultaneously modelled in complex ...only real power is modelled with zero line ...

7

Reactive Power Control of Transmission Line

Reactive Power Control of Transmission Line

... In an electric power transmission framework, a thyristor-controlled reactor (TCR) is a reactance associated in arrangement with a bidirectional thyristor valve. The thyristor valve is stage controlled, which ...

7

Fuzzy Controller for Reactive Power Compensation with Statcom to Improve Power Factor

Fuzzy Controller for Reactive Power Compensation with Statcom to Improve Power Factor

... Abstract: This paper deals with modelling of STATCOM along with the design of linear current and voltage controllers. The fuzzy logic control method is used to design linear current and voltage controllers to improve the ...

12

Active & Reactive Power Control of DFIG
                 

Active & Reactive Power Control of DFIG  

... for the given input. Hence from these results we can determine that for super synchronous speeds the torque is negative (generating) and for sub synchronous speeds it is positive (motoring).As a result the active & ...

8

Fuzzy Controller For Reactive Power Compensation With Statcom To Improve Power Factor

Fuzzy Controller For Reactive Power Compensation With Statcom To Improve Power Factor

... Abstract: This paper deals with modelling of STATCOM along with the design of linear current and voltage controllers. The fuzzy logic control method is used to design linear current and voltage controllers to improve the ...

11

A New Framework for Reactive Power Market Considering Power System Security

A New Framework for Reactive Power Market Considering Power System Security

... proposed reactive power market framework deserves to more explanation in cases that system strongly requires to the reactive power of a special unit for any reason but it cannot be produced by ...

9

High power density STATCOM with extended reactive power control range

High power density STATCOM with extended reactive power control range

... offer reactive power compensation to the grid and maintain the voltage amplitude during long distance power transmission by shunt type ...maximum reactive power absorption is defined by ...

6

Energy Auditing And Reactive Power Optimisation

Energy Auditing And Reactive Power Optimisation

... Electricity bills of college over an year were collected and went for an detailed analysis. The details including Energy consumption, Maximum demand, Power factor, Purchase cost, Unit cost and Load factor were ...

5

Tracing Power System Weak Nodal Shifts Following Reactive Power Compensation

Tracing Power System Weak Nodal Shifts Following Reactive Power Compensation

... every power system network with voltage instability, there is often an imbalance between generated and consumed reactive ...of reactive power especially at load buses result in poor voltage ...

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