| 一种新型热量计量装置的设计与验证 |
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| 引用本文： | 周金跃,麻剑锋,沈新荣,罗驰,章威军.一种新型热量计量装置的设计与验证[J].工业仪表与自动化装置,2011(1):60-62. |
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| 作者姓名： | 周金跃 麻剑锋 沈新荣 罗驰 章威军 |
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| 作者单位： | 1. 浙江大学流体工程研究所,杭州,310027
2. 杭州哲达科技股份有限公司,杭州,310012 |
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| 基金项目： | 浙江省科技厅项目(G200701250129) |
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| 摘 要： | 创新设计了一种新型热量计量装置.利用供热系统自身压差,同时考虑温度、密度等因素对热量计量精度的影响,实现对热量的低成本、高精度计量.搭设实验平台,用中央空调水循环系统模拟供热系统,测定了换热系统的流量系数,并验证了利用系统工作压差实现计量热量的方法的可行性.
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| 关 键 词： | 热量计量 压差原理 对数平均温度 实验 |
Design and verification of a new type heat metering device |
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| ZHOU Jinyue,MA Jianfeng,SHEN Xinrong,LUO Chi,ZHANG Weijun.Design and verification of a new type heat metering device[J].Industrial Instrumentation & Automation,2011(1):60-62. |
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| Authors: | ZHOU Jinyue MA Jianfeng SHEN Xinrong LUO Chi ZHANG Weijun |
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| Affiliation: | ZHOU Jinyue1,MA Jianfeng1,SHEN Xinrong(1),LUO Chi1,ZHANG Weijun2(1.Institute of Fluid Engineering Research,Zhejiang University,Hangzhou 310027,China,2.Hnagzhou ZETA Tech Co.,Ltd.,Hangzhou 310012,China) |
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| Abstract: | Innovatively designs a new type of heat metering device.Based on the pressure-difference of central heating system,taking influences of temperature and density into consideration,achieves high-accuracy heat metering with low cost.Meanwhile,an experimental platform of central air-conditioning circulating water system is set to simulate the real heating system.The flow coefficient of the heat exchange system is examined and the feasibility and precision of heat metering method is verified. |
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| Keywords: | heat metering differential pressure principle logarithmic mean temperature experiment |
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