Weibo LIN, Yingjian LUO. Optimization Strategy of Sliding Pressure, Condensated Water Control and Coordinated Control System[J]. SOUTHERN ENERGY CONSTRUCTION, 2017, 4(3): 53-57. doi: 10.16516/j.gedi.issn2095-8676.2017.03.010
Citation:
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Weibo LIN, Yingjian LUO. Optimization Strategy of Sliding Pressure, Condensated Water Control and Coordinated Control System[J]. SOUTHERN ENERGY CONSTRUCTION, 2017, 4(3): 53-57. doi: 10.16516/j.gedi.issn2095-8676.2017.03.010
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Optimization Strategy of Sliding Pressure, Condensated Water Control and Coordinated Control System
- 1.
China Energy Engineering Group Guangdong Electric Power Design Institute Co., Ltd., Guangzhou 510663, China
- Received Date: 2017-06-05
- Publish Date:
2020-07-18
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Abstract
As the contradiction between power supply and demand of our country gradually easing, annual utilization hours of generating units decreasing year by year, running in low load condition for a long time, it has been caused the unit thermal economy continue to decrease, unable to meet our country's need for energy saving and improving productivity. This paper concentrated on optimization of sliding pressure for low load operation generating units. The optimization scheme of sliding pressure control technology based on optimum valve-point was studied. The optimization strategy accelerating the response of main steam pressure and the throttling technique of condensed water is adopted in CCS that can not only improve the operation efficiency of the generating unit under low load condition, but also ensure the unit to promptly and rapidly respond the load change requirement during the variable load process. The result of this study shows that the optimization strategy of sliding pressure control technology based on optimum valve-point and the coordinated control system can effectively improve the operation efficiency and control quality of the unit under low load operation condition, and can be popularized and applied in other generating units in china.
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References
[1]
|
王伟,徐婧,赵翔,等. 中国煤电机组调峰运行现状分析 [J]. 南方能源建设,2017,4(1):18-24.
WANG W, XU J, ZHAO X,et al. Analysis on peak load regulation status quo for coal-fired power plants in china [J]. Southern Energy Construction,2017,4(1):18-24. |
[2]
|
赵伟光,刘明远,杨尚文,等. 国产超临界600 MW汽轮机深化滑压运行试验研究 [J]. 东北电力技术,2014,35(3):13-17.
ZHAO W G, LIU M Y, YANG S W,et al. Test study on deepen sliding pressure operation for domestic supercritical 600 MW steam turbine [J]. Northeast Electric Power Technology,2014,35(3):13-17. |
[3]
|
张希富,王运民,师保平,等. 电厂汽轮机组变负荷运行安全经济性分析 [J]. 汽轮机技术,2014,56(6):464-466.
ZHANG X F, WANG Y M, SHI B P,et al. Safety and economic analysis on variable load operation of steam turbine unit in power plant [J]. Turbine Technology,2014,56(6):464-466. |
[4]
|
李明,黄丕维,焦庆丰,等. 大型汽轮机组运行方式优化试验研究及经济性分析 [J]. 湖南电力,2008,28(1):27-30.
LI M, HUANG P W, JIAO Q F,et al. Research on test of large steam turbine units optimal operation and economy analysis [J]. Hunan Electric Power,2008,28(1):27-30. |
[5]
|
刘双白. 汽轮机定滑压运行曲线测试方法研究 [J]. 华北电力技术,2007(12):9-12.
LIU S B. Test method of rated-sliding pressure operation curve of steam turbine [J]. North China Electric Power,2007(12):9-12. |
[6]
|
李千军,霍鹏,郑李坤,等. 国产600 MW汽轮机组定滑压运行方式测试方法研究 [J]. 汽轮机技术,2009,51(5):386-389.
LI Q J, H P, Z L K, et al. Test method of rated-sliding pressure operation mode for domestic 600 mw steam turbines [J]. Turbine Technology,2009,51(5):386-389. |
[7]
|
高林,李尔堪,薛建中,等. 基于凝结水变负荷技术的深度滑压节能控制 [J]. 热力发电,2016,45(4):121-124.
GAO L, LI E K, XUE J Z,et al. Energy saving automatic control with deeply pressure sliding based on condensate load adjustment technology [J]. Thermal Power Generation,2016.04,45(4):121-124. |
[8]
|
李西军,赵爽,周虹任,等. 岱海电厂1号机组凝结水节流响应负荷变化试验分析 [J]. 电站系统工程,2010,26(4):39-41+44.
LI X J, ZHAO S, ZHOU H R,et al. Experiment of condensate throttling response to the load of daihai power plant unit 1 [J]. Power System Engineering,2010,26(4):39-41+44. |
[9]
|
郑卫东,马浩,李肖肖,等. 凝结水节流技术在1 000 MW机组的应用 [J]. 浙江电力,2015,34(6):39-43.
ZHENG W D, MA H, LI X X,et al. Application of condensate throttling technology in 1 000 mw units [J]. Zhejiang Electric Power,2015,34(6):39-43. |
[10]
|
庄会庆,张贻珍,刘井泉. 亚临界N330-17.75/540/540型汽轮机定、滑压运行分析 [J]. 热力透平,2009,38(2):86-89+109.
ZHUANG H Q, ZHANG Y Z, LIU J Q. Analysis on constant/sliding pressure operating of subcritical steam turbine with model N330-17.75/540/540 [J]. Thermal Turbine,2009,38(2):86-89+109. |
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