Optimization of Heat Pump System in Heating Water System

碩士 === 國立臺北科技大學 === 能源與冷凍空調工程系碩士班 === 97 === In this research, we utilize heat pump system, which can absorb thermal energy from atmosphere, to heat up the water system. In addition, this system, which can cause appropriate supply of power for consumers and cut the operating cost for the purpose of...

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Bibliographic Details
Main Authors: Ren-Huei Hua, 華人輝
Other Authors: 李文興
Format: Others
Language:zh-TW
Published: 2009
Online Access:http://ndltd.ncl.edu.tw/handle/p3ybx3
Description
Summary:碩士 === 國立臺北科技大學 === 能源與冷凍空調工程系碩士班 === 97 === In this research, we utilize heat pump system, which can absorb thermal energy from atmosphere, to heat up the water system. In addition, this system, which can cause appropriate supply of power for consumers and cut the operating cost for the purpose of energy conservation and carbon reduction, is designed to substitute for the traditional energy-consuming hot-water boiler. Equipping with heat pump system in large-scale thermal water system, we frequently wonder how to design for fitting the size of the main instrument. Even with the accumulation of experience or oversized fabrication designs, many systems are doomed to optimize poorly between operating and cost efficiencies; that is, those charge us more for unnecessary assembly and operating expenses. In this thesis statement, we derived the best solution to the optimization from the Microsoft Excel program by regarding life-cycle costing as objective function, viewing sizes of heat pump system, water tanks and devices for heating system as variable functions respectively. Analyzing simulation results of assumptions, we acquired that the heat pump system design of the optimized model, with unity and convergence of the best solution, can work as well under different loading conditions.