국문목차
표제지=0,1,3
목차=i,4,1
Table contents=ii,5,1
Figure contents=iii,6,3
Abstract=vi,9,1
국문요약=vii,10,1
I. 서론=1,11,4
II. 조속기 시스템과 계통제어=5,15,1
1. 계통부하의 변동=5,15,2
2. 조속기 시스템=6,16,5
3. 속도조정률과 경사속도조정률=11,21,2
4. 전력계통의 주파수제어=13,23,7
5. 발전소 제어모드=20,30,5
6. PID 제어기와 변형=24,34,12
III. 기력발전소(중유) 조속기의 응답특성=36,46,1
1. 현상개요 및 이력=36,46,2
2. 문제점 분석=37,47,6
3. 개선방안, 결과 및 검토=43,53,3
IV. 기력발전소(석탄) 발전기 출력강하방지=46,56,1
1. 현상개요=46,56,3
2. 문제점 분석=48,58,6
3. 개선방안, 결과 및 검토=53,63,2
V. 결론=55,65,3
부록=58,68,2
참고문헌=60,70,2
감사의 글=62,72,1
Table1. Operation standards by system frequency of generator=2,12,1
Table2. Calculation of frequency adjustment service=2,12,1
Table3. Generator gravity value compared with speed droop=2,12,1
Table4. Control mode condition of YEOSU unit 1=20,30,1
Table5. Control mode condition of SAMCHEONPO unit 5=21,31,1
Table6. Effective value of controller parameter as against dial setpoint=28,38,1
Table7. The result of anti-reset wind up circuit=31,41,1
Table8. Description of function code=33,43,1
Table9. Turbine(TBN) governor swing history (2003.10. 27~12.12)=37,47,1
Table10. Summary of generator output decrease in case of excessive and long time frequency down=48,58,1
Fig.1. Overall configuration of electric power transaction system=1,11,1
Fig.2. Overall configuration of thermal power plant=3,13,1
Fig.3. Automatic generation control operation and load following operation=4,14,1
Fig.4. Fluctuation component analysis of the electric power load=5,15,1
Fig.5. Distribution of load control=6,16,1
Fig.6. MHC block diagram=7,17,1
Fig.7. MHC TBN speed(decrease/increase)=8,18,1
Fig.8. OHC governor=8,18,1
Fig.9. EHC block diagram=9,19,1
Fig.10. Pulse generator=9,19,1
Fig.11. EHC governor=10,20,1
Fig.12. Speed increasing curve on load dump test=12,22,1
Fig.13. Automatic frequency control system=14,24,1
Fig.14. Constant speed control system on single operation=14,24,1
Fig.15. Speed control system with the characteristic of speed droop=15,25,1
Fig.16. Ideal steady state characteristic of the governor with speed droop=16,26,1
Fig.17. Parallel operation of two power plant with speed droop=17,27,1
Fig.18. Speed control system with load reference setpoint=18,28,1
Fig.19. Constant frequency control by load reference setpoint=18,28,1
Fig.20. Co-ordinated control mode=22,32,1
Fig.21. Boiler following control mode=23,33,1
Fig.22. TBN following control mode=24,34,1
Fig.23. PID controller with single loop=25,35,1
Fig.24. Standard PID adaption=26,36,1
Fig.25. Derivative typed PID as against a measured value=26,36,1
Fig.26. Example of derivative typed PID as against a measured value=27,37,1
Fig.27. Mutual interference typed (cascade type) PID controller=28,38,1
Fig.28. Example of a measured value with filter=29,39,1
Fig.29. Example of a derivative value with filter=30,40,2
Fig.30. Mutual acting controller with filter as against error=30,40,1
Fig.31. Mutual acting controller with filter and derivative device as against a measured value=30,40,1
Fig.32. External reset feedback circuit=31,41,1
Fig.33. Bumpless transfer method by reference following=32,42,1
Fig.34. Functions for variable control constant adaption=32,42,1
Fig.35. Controller decision-quarter-cycle decay ratio=34,44,1
Fig.36. GOV swing trend=38,48,1
Fig.37. BLR master demand control of YEOSU unit 1=39,49,1
Fig.38. TBN master control logic of YEOSU unit 1=39,49,1
Fig.39. D-EHC control logic of YEOSU unit 1=40,50,1
Fig.40. Action flowchart of TBN governor=41,51,1
Fig.41. Governor system of YEOSU unit 1=41,51,1
Fig.42. Modification of TBN master control logic of YEOSU unit 1=44,54,1
Fig.43. Trend after modification of YEOSU unit 1=45,55,1
Fig.44. Governor valve position after modification of YEOSU unit 1=45,55,1
Fig.45. Gen output and main steam pressure in case of system frequency drop during short term(1~2 min)=46,56,1
Fig.46. Trend1 in case of excessive system frequency drop(58.82Hz)=47,57,1
Fig.47. Trend2 in case of excessive system frequency drop(58.94Hz)=47,57,1
Fig.48. Gen output and main steam pressure trendl1 in case of system frequency drop during long term=49,59,1
Fig.49. Trend2 in case of system frequency drop during long term=50,60,1
Fig.50. Overview of BLR master control logic=52,62,1
Fig.51. Overview of TBN master control logic=52,62,1
Fig.52. Overview of D-EHC TBN control logic=53,63,1
Fig.53. Modification of TBN control logic=54,64,1
Fig.54. Condensate throttling process in the power plant cycle=56,66,1
Fig.55. DVG standards for thermal power plant=57,67,1