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热力发电  2014 

超超临界1000mw机组直流锅炉中间点温度建模

, PP. 21-25

Keywords: 超超临界,1000mw机组,直流锅炉,中间点温度,建模

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Abstract:

以东方锅炉股份有限公司制造的超超临界1000mw机组锅炉为研究对象,根据质量守恒定律、能量守恒定律和金属热平衡定律,构建了与其相对应的中间点焓值机理模型。在建模过程中使用集中参数分多段的方法,经过线性化、偏差化处理得到了相应的传递函数,将该函数转化为矩阵形式。该模型能够反映直流锅炉中间点焓值在一定工况下的动态响应特性。

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