Title :
A Digital Load Relief Scheme for a Diesel Generating Set
Author :
Chambers, K.D.R. ; McGowan, D.J. ; Morrow, D.J.
Author_Institution :
Sch. of Electron., Electr. Eng., & Comput. Sci., Queen´´s Univ. Belfast, Belfast
Abstract :
In this paper a digital load relief scheme is presented which, when combined with a variable-gain fuzzy logic control strategy, gives significant improvement in diesel generating set load acceptance performance. Test results are presented demonstrating that a commercially available analogue load adjustment implementation can yield improvement in minimization of engine speed deviation for large real power load applications, however the aggressive nature of this scheme results in poor transient voltage regulatory performance. Further test results show that a digital AVR in conjunction with a digital load relief scheme is capable of providing better transient voltage control resulting in overall superior diesel gen-set load acceptance performance.
Keywords :
diesel-electric power stations; fuzzy control; load flow; power generation control; transient analysis; voltage control; analogue load adjustment implementation; diesel generating set; digital AVR; digital load relief scheme; real power load applications; superior diesel gen-set load acceptance performance; transient voltage control; transient voltage regulatory performance; variable-gain fuzzy logic control strategy; Alternators; Computer science; Diesel engines; Engine cylinders; Frequency; Fuels; Monitoring; Power generation; Testing; Voltage control; AC generator excitation; digital control; engine speed governor; fuzzy control; power generation; voltage regulation;
Conference_Titel :
Power Engineering Society General Meeting, 2007. IEEE
Conference_Location :
Tampa, FL
Print_ISBN :
1-4244-1296-X
Electronic_ISBN :
1932-5517
DOI :
10.1109/PES.2007.385760