| 火电机组排汽焓在线计算方法的研究 |
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| 引用本文： | 郭江龙,张树芳,陈海平.火电机组排汽焓在线计算方法的研究[J].发电设备,2001(6):11-14. |
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| 作者姓名： | 郭江龙 张树芳 陈海平 |
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| 作者单位： | 华北电力大学,河北,保定,071003 |
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| 摘 要： | 根据火电机组热经济性在线监测的特点 ,利用熵增原理 ,结合温熵图、热力单元矩阵分析法和等效热降理论对汽轮机排汽焓的计算方法进行探讨 ,实现了火电机组在线监测系统中汽轮机排汽焓的在线计算 ,为机组实时热经济性分析提供了依据。图 3表 2参 9。
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| 关 键 词： | 火电机组 排汽焓 热力单元 温熵图 等效热降 在线计算 |
| 文章编号： | 1671-086X(2001)06-0011-04 |
| 修稿时间： | 2001年6月8日 |
On-line Calculation of Exhaust Steam Enthalpy in Thermal Power Sets |
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| GUO Jiang long,ZHANG Shu fang,CHEN Hai ping.On-line Calculation of Exhaust Steam Enthalpy in Thermal Power Sets[J].Power Equipment,2001(6):11-14. |
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| Authors: | GUO Jiang long ZHANG Shu fang CHEN Hai ping |
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| Abstract: | Based on the special requirements of on line supervision of the thermal efficiency of thermal power sets, the paper discusses how to calculate the exhaust steam enthalpy of steam turbines by utilizing the entropy escalation theory, the temperature entropy chart, the thermal element matrix analyzing method and the theory of equivalent heat drop; herewith realizing on line calculation of the exhaust steam enthalpy of steam turbines by the supervision system of thermal power sets and thus providing data for real time analyses of the efficiencies. Figs 3, tables 3 and refs 9. |
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| Keywords: | thermal power sets exhaust steam enthalpy thermal element temperature entropy chart equivalent heat drop on line calculation |
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