Allocation of Reactive Power Compensation Devices to Improve Voltage Profile Using Reactive Participation Index
نویسنده
چکیده
This study proposed new method of improving voltage profile utilizing addition of inversed reduced Jacobian matrix elements vertically with the aim of determining location of reactive power compensation installation.This method is tested using actual network in Indonesia. In this analysis, enhancement of power system stability includes of voltage improvement and increase in stability index. By using this proposed method several buses appear as an ideal place for installation of capacitors. The results are also compared to different configuration to validate and demonstrate the effectiveness of the method.
منابع مشابه
An Advanced Hysteresis Controller to Improve Voltage Profile of Power System with PV Units: A Smart Grid Power Exchange Framework
Unlike traditional power grids, smart grids have the advantage of bidirectional power flow and having distributed generations. Distributed generation systems are usually supplied by renewable sources which can cause unpredicted voltage fluctuations as a result of being intermittent. While traditional compensating devices deal with the problem of voltage fluctuation and reduced power quality wit...
متن کاملSolution of Multi-Objective optimal reactive power dispatch using pareto optimality particle swarm optimization method
For multi-objective optimal reactive power dispatch (MORPD), a new approach is proposed where simultaneous minimization of the active power transmission loss, the bus voltage deviation and the voltage stability index of a power system are achieved. Optimal settings of continuous and discrete control variables (e.g. generator voltages, tap positions of tap changing transformers and the number of...
متن کاملImproving Voltage Stability Margin Using Voltage Profile and Sensitivity Analysis by Neural Network
This paper presents a new approach for estimating and improving voltage stability margin from phase and magnitude profile of bus voltages using sensitivity analysis of Voltage Stability Assessment Neural Network (VSANN). Bus voltage profile contains useful information about system stability margin including the effect of load-generation, line outage and reactive power compensation so, it is ad...
متن کاملUPFC Siting and Sizing in Power Network Using Two Different Evolutionary Algorithm
In emerging electric power systems, increased transactions often lead to the situations where the system no longer remains in secure operating region. The flexible Ac transmission system (FACTS) controllers can play an important role in the power system security enhancement. However, due to high capital investment, it is necessary to locate these controllers optimally in the power system. FACTS...
متن کاملReactive Power Pricing in an Open Access Environment Considering Combined Optimum Voltage Profile and Voltage Stability
In a de-regulated open access environment, reactive power is one of the ancillary services which must be provided by an Independent System Operator (ISO). In this paper, a new algorithm is proposed in which reactive power resources are initially so tuned that optimum security in terms of voltage profile and voltage stability are achieved while at the same time, the system losses are minimized. ...
متن کامل