| 超超临界1000MW机组运行参数变化特性研究 |
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| 引用本文： | 陈国强,刘永林,刘继平,种道彤,严俊杰.超超临界1000MW机组运行参数变化特性研究[J].热力发电,2011,40(10). |
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| 作者姓名： | 陈国强 刘永林 刘继平 种道彤 严俊杰 |
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| 作者单位： | 1. 西北电力设计院,陕西西安,710065
2. 西安交通大学能源与动力工程学院,陕西西安,710049 |
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| 基金项目： | 国家重点基础研究计划资助项目(973)(No.2009CB219803) |
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| 摘 要： | 以国产超超临界1 000MW机组为研究对象,建立了机组运行参数基准值计算模型、机组运行参数经济性分析模型及耦合热力系统变工况模型,研究机组运行参数变化对机组经济性影响的电负荷特性及环境特性。结果表明,排汽压力对机组经济性影响最大,而主蒸汽参数、再热蒸汽参数偏低对机组经济性也有明显影响,并且与电负荷和环境温度具有明显的耦合性。
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| 关 键 词： | 超超临界 1000MW机组 排汽压力 主蒸汽 再热蒸汽 电负荷特性 环境特性 |
STUDY ON VARIATION BEHAVIOR OF OPERATIONAL PARAMETERS FOR ULTRA-SUPERCRITICAL 1000 MW UNITS |
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| CHEN Guoqiang,LIU Yonglin,LIU Jiping,ZHOU Daotong,YAN Junjie.STUDY ON VARIATION BEHAVIOR OF OPERATIONAL PARAMETERS FOR ULTRA-SUPERCRITICAL 1000 MW UNITS[J].Thermal Power Generation,2011,40(10). |
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| Authors: | CHEN Guoqiang LIU Yonglin LIU Jiping ZHOU Daotong YAN Junjie |
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| Affiliation: | CHEN Guoqiang1,LIU Yonglin2,LIU Jiping2,ZHOU Daotong2,YAN Junjie2 1.North-west China Electric Power Design Institute,Xi'an 710065,Shaanxi Province,PRC 2.College of Energy and Power Engineering,Xi'an Jiaotong University,Xi'an 710049,PRC |
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| Abstract: | Taking the home-made ultra-supercritical 1000 MW unit as object of study,a calculation model of reference value for operational parameters of unit,an economic analysis model for operational parameters of unit,and a coupled off-design model of the thermal system have been established,the influence of unit load variation upon the economic efficiency of unit,as well as upon the electric load of unit and environmental properties,being studied,results of study show that the influence of exhaust steam pressure up... |
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| Keywords: | ultra-supercritical 1000 MW unit exhaust steam pressure main steam reheated steam electric load behavior environment property |
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