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双碳背景下基于某项目的地下水冷热源方案探讨

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结合某工程项目附近有大量地下矿坑水的实际情况,比较分析中央空调水系统(冷水机组+热水锅炉)、地下水源热泵空调系统、水源多联机空调系统及空气源多联机空调系统这4种常见空调形式在本项目中的适用性与可行性.借助设计分析软件对项目建筑进行负荷计算、机房提效寻优、建模并模拟制冷运行工况,基于供暖运行负荷及运行时间计算冬季系统运行费用;通过动态年值和运行阶段碳排放分析,结果表明:在有低品位能源可利用的前提下,水源多联机空调系统方案的经济性和碳排放强度具有明显优势.
Scheme Discussion of Underground Water Cold and Heat Source Based on a Project Under the Double Carbon Background
Combined with the actual situation in a project that there is a large amount of pit water,the applicability and feasibility of four common air conditioning forms,namely central air transfer system(chiller+hot water boiler),underground water source heat pump air conditioning system,water source multi-line air conditioning system and air source multi-line air conditioning system,are compared and analyzed in this project.With the help of design and analysis software,load calculation,efficiency improve-ment and optimization of engine room,modeling and simulation of refrigeration operating conditions of the project building,and calculation of winter system operating costs based on heating operating load and operating hours;Through the analysis of dynamic annual value and carbon emission during operation,the results show that:under the premise of low grade energy available,the water source multi-line air conditioning system has obvious advantages in economy and carbon emission intensity.

air conditioning cold and heat sourcemulti-connection of water sourcepit wateroperating costcarbon emission

陈金花、谭永辉、王志毅、陈叶

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浙江省建筑设计研究院有限公司,浙江杭州 310006

浙江理工大学土木工程学院,浙江杭州 310018

浙江省一建建设集团有限公司,浙江杭州 310006

空调冷热源 水源多联机 矿坑水 运行费用 碳排放

浙江省住建厅科研项目

2021K052

2024

浙江建筑
浙江省建筑科学设计研究院 浙江省土木建筑学会

浙江建筑

影响因子:0.416
ISSN:1008-3707
年,卷(期):2024.41(2)
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