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DBJ15-51-2020 广东省公共建筑节能设计标准
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DBJ15-51-2020 备案号J 10999-2020
广东省公共建筑节能设计标准
Design Standard for Energy Efficiency of Public Buildings in Guangdong province
（预览版）
2021-02-01 实施
2020-09-28 发布 目录 1 总 则………………………………………………………………………………………………………………….…………………..1 2 术 语................................................................................................................................................2 3 基 本 规 定........................................................................................................................................6 4 建筑与建筑热工..................................................................................................................................7 4.1 一般规定 .....................................................................................................................................7 4.2 建筑设计 ..................................................................................................................................7 4.3 围护结构热工设计 ................................................................................................................10 4.4 围护结构热工性能的权衡判定 ............................................................................................14 4.5 建筑和建筑热工节能设计一般步骤 .......................................................................................15 5 通风与空气调节................................................................................................................................17 5.1 一般规定 ................................................................................................................................17 5.2 冷源与热源 ............................................................................................................................17 5.3 输配系统 ................................................................................................................................21 5.4 通风与空气调节系统 ............................................................................................................22 6 给 水 排 水......................................................................................................................................27 6.1 一般规定 ................................................................................................................................27 6.2 给水与排水系统设计 ............................................................................................................27 6.3 生活热水 ...................................................................................................................................27 6.4 计量与控制 ...............................................................................................................................28 7 电 气............................................................................................................................................30 7.1 一般规定 ................................................................................................................................30 7.2 供配电系统 ............................................................................................................................30 7.3 照明系统 ................................................................................................................................30 7.4 谐波防治 ................................................................................................................................32 7.5 建筑设备监控系统 ................................................................................................................32 7.6 用电分项计量与能耗监测 ......................................................................................................33 8 可再生能源应用................................................................................................................................36 8.1 一般规定 ................................................................................................................................36 8.2 太阳能光伏系统 ....................................................................................................................36 8.3 太阳能热水系统 ....................................................................................................................37 9 超低能耗建筑....................................................................................................................................38 9.1 一般规定 ................................................................................................................................38 9.2 建筑设计优化 ........................................................................................................................38 9.3 系统能效优化 ........................................................................................................................39 10 建筑节能设计审查..........................................................................................................................41 10.1 一般规定 ..............................................................................................................................41 10.2 按照规定性指标进行建筑围护结构审查 ..........................................................................41 10.3 按照权衡判断法进行设计审查 ............................................................................................42 10.4 暖通空调审查 ........................................................................................................................42 10.5 给水排水审查 ......................................................................................................................43 10.6 建筑电气审查 .........................................................................................................................43 10.7 建筑节能设计审查资料 ........................................................................................................44 附录 A 外墙平均传热系数的计算 .........................................................................................................59 附录 B 围护结构热工性能的权衡判断 .................................................................................................60 附录 C 围护结构统计方法规定 ..........................................................................................................66 附录 D 典型外墙构造的热工性能指标.................................................................................................67 附录 E 典型屋面构造的热工性能指标..................................................................................................89 附录 F 建筑围护结构外表面吸收系数.............................................................................................100 附录 G 建筑热工设计常用参数...........................................................................................................101 附录 H 常用建筑材料性能计算........................................................................................................107 附录 I 空调系统的冷源系统能效系数计算......................................................................................110 附录 J 建筑物内空气调节水管的经济绝热厚 ...................................................................................113 本标准用词说明....................................................................................................................................115 引用标准名录........................................................................................................................................116
DBJ15-51-2020 备案号J 10999-2020
广东省公共建筑节能设计标准
Design Standard for Energy Efficiency of Public Buildings in Guangdong province
（预览版）
2021-02-01 实施
2020-09-28 发布 目录 1 总 则………………………………………………………………………………………………………………….…………………..1 2 术 语................................................................................................................................................2 3 基 本 规 定........................................................................................................................................6 4 建筑与建筑热工..................................................................................................................................7 4.1 一般规定 .....................................................................................................................................7 4.2 建筑设计 ..................................................................................................................................7 4.3 围护结构热工设计 ................................................................................................................10 4.4 围护结构热工性能的权衡判定 ............................................................................................14 4.5 建筑和建筑热工节能设计一般步骤 .......................................................................................15 5 通风与空气调节................................................................................................................................17 5.1 一般规定 ................................................................................................................................17 5.2 冷源与热源 ............................................................................................................................17 5.3 输配系统 ................................................................................................................................21 5.4 通风与空气调节系统 ............................................................................................................22 6 给 水 排 水......................................................................................................................................27 6.1 一般规定 ................................................................................................................................27 6.2 给水与排水系统设计 ............................................................................................................27 6.3 生活热水 ...................................................................................................................................27 6.4 计量与控制 ...............................................................................................................................28 7 电 气............................................................................................................................................30 7.1 一般规定 ................................................................................................................................30 7.2 供配电系统 ............................................................................................................................30 7.3 照明系统 ................................................................................................................................30 7.4 谐波防治 ................................................................................................................................32 7.5 建筑设备监控系统 ................................................................................................................32 7.6 用电分项计量与能耗监测 ......................................................................................................33 8 可再生能源应用................................................................................................................................36 8.1 一般规定 ................................................................................................................................36 8.2 太阳能光伏系统 ....................................................................................................................36 8.3 太阳能热水系统 ....................................................................................................................37 9 超低能耗建筑....................................................................................................................................38 9.1 一般规定 ................................................................................................................................38 9.2 建筑设计优化 ........................................................................................................................38 9.3 系统能效优化 ........................................................................................................................39 10 建筑节能设计审查..........................................................................................................................41 10.1 一般规定 ..............................................................................................................................41 10.2 按照规定性指标进行建筑围护结构审查 ..........................................................................41 10.3 按照权衡判断法进行设计审查 ............................................................................................42 10.4 暖通空调审查 ........................................................................................................................42 10.5 给水排水审查 ......................................................................................................................43 10.6 建筑电气审查 .........................................................................................................................43 10.7 建筑节能设计审查资料 ........................................................................................................44 附录 A 外墙平均传热系数的计算 .........................................................................................................59 附录 B 围护结构热工性能的权衡判断 .................................................................................................60 附录 C 围护结构统计方法规定 ..........................................................................................................66 附录 D 典型外墙构造的热工性能指标.................................................................................................67 附录 E 典型屋面构造的热工性能指标..................................................................................................89 附录 F 建筑围护结构外表面吸收系数.............................................................................................100 附录 G 建筑热工设计常用参数...........................................................................................................101 附录 H 常用建筑材料性能计算........................................................................................................107 附录 I 空调系统的冷源系统能效系数计算......................................................................................110 附录 J 建筑物内空气调节水管的经济绝热厚 ...................................................................................113 本标准用词说明....................................................................................................................................115 引用标准名录........................................................................................................................................116
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