Title :
The fast estimation method of contingency voltage stability with sensitivity compensation
Author :
Su, Su ; Tanaka, Kazuyuki
Author_Institution :
Tohoku Univ.
Abstract :
This paper proposes a highly efficient method to perform fault calculations. Although conventional methods are not so efficient since they require non-linear simultaneous equations to be analyzed several times, our method reduces these calculations by using the compensation principle. In this paper, a 5-node system is applied for a test calculation with our method. According to the results, the method shows nearly values enough for understanding the fault and resolved complications associated with calculation procedures of the conventional method.
Keywords :
fault diagnosis; power system stability; contingency voltage stability; fast estimation method; fault calculations; non-linear simultaneous equations; sensitivity compensation; Accidents; Jacobian matrices; Load flow; Nonlinear equations; Power system analysis computing; Power system reliability; Power system stability; Stability analysis; System testing; Voltage; (N-1) Constraint; Generation Margin; Load Flow; Sensitivity compensation; System planning; Voltage Stability;
Conference_Titel :
Universities Power Engineering Conference, 2008. UPEC 2008. 43rd International
Conference_Location :
Padova
Print_ISBN :
978-1-4244-3294-3
Electronic_ISBN :
978-88-89884-09-6
DOI :
10.1109/UPEC.2008.4651497