基于全过程的深圳某办公建筑节能改造技术节能量与经济性分析

Energy saving rate and economic analysis of energy saving transformation technology of an office building in Shenzhen based on whole process

为了量化分析深圳某公共建筑节能改造技术的实际效果与经济性,基于项目成本数据、现场测试能耗数据和供电局数据,从项目本身、节能服务公司及单项节能改造技术3个角度进行了节能量分析、经济性分析与经济指标的敏感性分析。分析结果表明:该办公建筑节能改造项目空调系统节能率为12.5%,照明系统节能率为11.2%,建筑运行管理节能率为2.9%,综合节能率为26.6%;影响节能改造项目经济指标的主要敏感性因素包括综合电价、节能率和折现率。

In order to quantitatively analyse the actual effect and economy of energy saving transformation technology of an office building in Shenzhen,based on the project cost data,field test energy consumption data and official power supply data,carries out energy saving rate analysis,economic analysis and sensitivity analysis of economic indicators from three aspects of the project itself,energy saving service company and each energy saving transformation technology.The analysis results show that,the energy saving rate of the air conditioning system is 12.5%,the energy saving rate of the lighting system is 11.2%,the energy saving rate of building operation and management is 2.9%,and the comprehensive energy saving rate is 26.6%.The main sensitive factors affecting the economic indicators of energy transformation project include comprehensive electricity price,energy saving rate and depreciation rate.