Indexed by:Journal Papers
Date of Publication:2021-01-10
Journal:暖通空调
Volume:50
Issue:2
Page Number:86-92
ISSN No.:1002-8501
Key Words:水泵;流量监测;功率-流量特性曲线;扬程-流量特性曲线;在线辨识;能耗监测
Abstract:从水泵动力特性入手,利用最小二乘法拟舍得到了功率-流量特性曲线和扬程-流量特性曲线.利用拟合结果在12种不同水泵运行频率与供水温度工况下进行了试验.结果 表明,利用扬程-流量特性曲线辨识水流量误差最小,约为10％.该方法既避免切割管路,又减少了设备投入,同时可以直接通过压差传感器实现对系统水流量与热量的在线辨识.
Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates
Main positions:Deputy Director, Department of Civil Engineering, Dalian University of Technology
Other Post:Member of APEC EGEE&C Group
Gender:Male
Alma Mater:Harbin Institute of Technology
Degree:Doctoral Degree
School/Department:Institute of Building Energy, Dalian University of Technology
Discipline:Heat and Gas Supply, Ventilation and Air Conditioning Engineering
Business Address:417 Room, Houxing Building
Contact Information:Email：zhaotianyi@dlut.edu.cn Office:86-411-84707734
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