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管网质调节运行时散热器的动态热过程分析

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2013-11-25

Journal: 建筑热能通风空调

Volume: 32

Issue: 6

Page Number: 14-17

ISSN: 1003-0344

Key Words: 散热器;散热模型;供热系统

Abstract: 在区域供热系统设计中,通常采用概算指标法确定热负荷,以作为末端用户散热器的选择依据,很少涉及供热房间的动态热过程.本文考虑供热系统末端散热器的实际换热过程,将散热器划分多个控制体建立动态热量交换模型,并进行数值模拟和相应的实验验证.通过输入管网供热参数和室外气候条件,模拟室内环境温度的变化,并实时反馈供热管网的回水温度.由此探讨供暖房间与供热系统之间相关参数的关联关系,为实现管网实时控制提供末端用户的热动态参数.

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