公共机构高效用能关键技术的研究

Research on the Key Technologies of Efficient Use of Energy in Public Institutions

针对公共机构低品位热能回收效率低、特殊区域余热利用集成度差、余热利用率低;采光照明耦合设计理论缺失、控制系统可调度低;用能设备管理平台兼容性差、监控分离、数据分析弱;围护结构整体节能性及防火安全性差;公共机构节能标准体系不完善等关键技术问题和瓶颈,“十三五”国家重点研发计划项目“公共机构高效用能系统及智能调控技术研发与示范”面向公共机构节能和节约型公共机构建设需求特点,在实际的研究中,形成了以下公共机构节能关键技术:用能设备余热的高效低阻强化传热技术,服务类区域低品位余热梯级利用集成系统技术,空调通风系统余热回收技术等;智能照明控制技术,新型高效采光技术;数据驱动的供热与空调系统前馈控制技术,基于能耗监测、环境监测、机电系统监测智能管理以及调控的“四位一体”监测管控系统平台技术;新型高效整体式复合外墙集成技术,新型高效智能外窗调控技术,高效围护结构装配集成与施工安装技术;节约型公共机构评价标准等关键技术。通过以上关键技术的研究与示范,以减少公共机构建筑能耗,并实现在现有国家标准GB50189的基础上节能25%的目标。

Aiming at the energy saving problems and bottlenecks of public institutions,such as low efficiency of low grade heat recovery,poor utilization of residual heat in special areas,low utilization of waste heat,lack of coupling design theory of lighting and lighting,low control system,poor compatibility of the management platform of energy equipment,weak monitoring and separation,weak data analysis,and poor safety of the structure of the enclosure and the poor safety of fire protection,the“13th Five-Year”national key research and development project,“research,development and demonstration of the efficient energy use system and intelligent control technology of public institutions”,is oriented to the requirements of the construction of energy saving in public institutions.These key technologies for energy saving of public institutions are developed:high efficiency and low resistance heat transfer enhancement technology for energy consuming equipment,integrated system technology for low-grade waste heat cascade utilization in service area,waste heat recovery technology of air conditioning and ventilation system,intelligent lighting control technology,high efficiency new lighting technology,feed-forward control of heating and air conditioning system driven by data,the“four in one”monitoring and control system platform technology,new efficient integrated composite exterior wall integration technology,new efficient intelligent window control technology,assembly integration and construction installation technology of high efficient enclosure structure,and the evaluation standard of resource conserving public institutions etc.The key technology of energy efficiency evaluation of public institutions can be formed in the demonstration and evaluation of technology application.Through the research and demonstration of the above key technologies,the energy consumption of public institutions is reduced and the target of 25%energy saving on the basis of the existing national standard GB50189 is realized.