GB/T 20095-2006 太阳热水系统性能评定规范

ICS27.160

F12石黔

中华人民共和国国家标准

GB/T20095-2006

太阳热水系统性能评定规范

Assessmentcodeforperformanceofsolarwaterheatingsystems

2006-02-24发布2006-09-01实施

中华人民共和国国家质量监督检验检疫总局发布

中国国家标准化管理委员会

GB/T20095-2006

目次

前言·········，，·····，·············，··················································································……工

1范围····················，，··············，，，··················，，·······························，，········……1

2规范性引用文件·····，·，，················，·····················，························，········，，··，，······……1

3术语和定义························，·············································，，······················，，·····……1

4符号和单位··························，·········································································……2

5太阳热水系统分类与特征·········································。·····························，··，·········，··…2

6性能要求····················································，，··，··，··········，···，，···················，，······……3

7参数测量·····，·············，，·····，···········，，·，···············，，··············································……5

7.1测量仪表·············································，···························，·····························，·…5

7.2太阳集热器轮廓采光面积测量··························，············-············，·············…·…““…5

7.3太阳辐照量测量·········4·····1····························1，·，，，，，，，·······1··········4·4···1一5

7.4周围空气速率测量···，·················，，·，···············，，，，·············································……5

7.5环境温度测量······························，································································……5

7.6贮水箱试验水量测量·····················，···················」。············································……5

7.7系统试验水温测量····································，···················································……5

7.8太阳辐照量与集热试验数据同步测试方法，··········，，，···································，，········，……6

8试验与检验方法·········，··························································，························……6

8.1系统热性能试验···························。·········，······················································……6

8.2安全性能检验·········，·············································································，······……9

8.3系统运行状况·········，，，····“·，，·······，················，，··································，，·····……10

8.4系统检修条件········，················································································，，····……10

8.5系统外观质量··················，，·························，·················，，，······························……10

8.6系统关键部件检验·························································································……10

9检验规则·，，······1···············，················，，·，·······‘····，·······11

表1太阳热水系统分类，··················……““““””’‘“””’““““““”

表2太阳热水系统技术要求···，·················…·…’‘“““’‘“””’’‘““““

CB/T20095-2006

.JJ曰..J一

oil舀

本标准由中华人民共和国科学技术部和全国能源基础与管理标准化技术委员会提出。

本标准由全国能源基础与管理标准化技术委员会新能源和可再生能源分委员会归口。

本标准由中国农村能源行业协会太阳能热利用专业委员会、中国标准化研究院负责起草。中国资

源综合利用协会可再生能源专业委员会、北京市太阳能研究所、北京北方赛尔太阳能工程技术有限公

司、北京清华阳光能源开发有限责任公司、山东皇明太阳能集团有限公司、北京九阳实业公司、北京天普

太阳能工业有限公司、北京永恒深远太阳能技术中心等单位参与起草

本标准主要起草人:杨金良、罗振涛、何梓年、贾铁鹰、孟庆峰、李鹏、刘崇恩、赵大山、刘桂永口

GB/T20095-2006

太阳热水系统性能评定规范

范围

本标准规定了太阳热水系统性能的检验和评定方法

本标准适用于单个贮水箱有效容积大于或等于。.6m''的太阳热水系统。

本标准不适用于由多台家用太阳热水器组成的太阳热水系统

2规范性引用文件

下列文件中的条款通过本标准的引用而成为本标准的条款口凡是注日期的引用文件，其随后所有

的修改单(不包括勘误的内容)或修订版均不适用于本标准，然而，鼓励根据本标准达成协议的各方研究

是否可使用这些文件的最新版本。凡是不注日期的引用文件，其最新版本适用于本标准。

GB/T6424平板型太阳集热器技术条件

GB/T12936.1太阳能热利用术语第一部分

GB/T12936.2太阳能热利用术语第二部分

GB/T17049全玻璃真空太阳集热管

GB/T17581真空管太阳集热器

GB/T18713太阳热水系统设计、安装及工程验收技术规范

GB/T19141家用太阳热水系统技术条件(GB/T19141-2003,ISO9806-2,1995,NEQ)

GB50009建筑结构荷载规范

GB50019采暖通风与空气调节设计规范

GB50057建筑物防雷设计规范

GB50168电气装置安装工程电缆线路施工及验收规范

GB50169电气装置安装工程接地装置施工及验收规范

GB50171电气装置安装工程盘、柜及二次回路结线施工及验收规范

GB50185工业设备及管道绝热工程质量检验评定标准

GB50205钢结构工程施工质量验收规范

GB50207屋面工程质量验收规范

GB50212建筑防腐蚀工程施工及验收规范

GB50224建筑防腐蚀工程质量检验评定标准

GB50242建筑给水排水及采暖工程施工质量验收规范

GB50303建筑电气安装工程施工质量验收规范

ISO9488:1999太阳能词fl-

3术语和定义

GB/T12936.1,GB/T12936.2和ISO9488:1999确立的及下列术语和定义适用于本标准

当地标准温差localstandardtemperaturedifference

当地室外环境空气平均温度与45℃差值的绝对值。

GB/T20095-2006

对于冬季使用且贮水箱放置在室外的太阳热水系统，当地标准温差取当地室外环境空气日平均温

度小于或等于8℃期间内的平均温度与45℃差值的绝对值

对于具有下列条件之一的太阳热水系统，当地标准温差取当地室外环境空气年平均温度与45℃差

值的绝对值:

a)贮水箱放置在室内的;

b)贮水箱放置在室外，但冬季不使用的;

c)当地室外日平均温度小于或等于8℃期间内的天数为。的地区.

全国各地室外环境空气的年平均温度和室外环境空气日平均温度小于或等于8℃期间内的平均温

度可根据GB50019的规定查取。

3.2

单位轮廓采光面积日有用得热fdailyusefulenergypercontouraperturearea

在一定的太阳辐照量下，太阳热水系统中太阳集热器单位轮廓采光面积贮水箱内水的日得热量

4符号和单位

人太阳热水系统中太阳集热器的轮廓采光面积，单位为平方米(m');

凡太阳热水系统第i个采光平面中太阳集热器的轮廓采光面积，单位为平方米(mI);

场水的比热容，单位为千焦耳每千克摄氏度[kJ/(kg"0C)J;

H太阳集热器采光口所在平面的日太阳辐照量，单位为兆焦耳每平方米(MJ/m');

从太阳热水系统第:个采光平面的日太阳辐照量，单位为兆焦耳每平方米(MJ/m');

q

太阳热水系统单位轮廓采光面积的日有用得热量，单位为兆焦耳每平方米(MJ/m');

vql日太阳辐照量为17MJ/m'时，太阳热水系统单位轮廓采光面积的日有用得热量，单位为兆

焦耳每平方米(MJ/m');

t,太阳集热器周围的环境空气温度，单位为摄氏度(℃);

tes(sv)贮水箱保温性能试验期间贮水箱周围的环境空气平均温度，单位为摄氏度(℃);

tb集热试验开始时贮水箱中水的平均温度，单位为摄氏度(℃);

t集热试验中冷水的温度，单位为摄氏度(℃);

to集热试验结束时贮水箱中水的平均温度，单位为摄氏度(℃);

t(贮水箱保温性能试验结束时贮水箱中水的平均温度，单位为摄氏度(℃);

艺r贮水箱保温性能试验开始时贮水箱中水的平均温度，单位为摄氏度(℃);

△tbe集热试验期间，被加热水的温升值，单位为摄氏度(℃);

A,t(贮水箱保温试验期间，贮水箱中水的温降值，单位为摄氏度(℃);

△t,太阳热水系统的当地标准温差，单位为摄氏度(℃);

△t,,在当地标准温差条件下，贮水箱中水的温降值，单位为摄氏度(℃);

At日太阳辐射量为17M厂ma时，贮水箱中水的温升值，单位为摄氏度(℃);

V贮水箱的有效容积，单位为立方米(m');

V贮水箱内的试验水量，单位为立方米(m');

Pw水的密度，单位为千克每立方米(kg/m')e

5太阳热水系统分类与特征

根据本标准的需要，将太阳热水系统按4种特征进行分类，每种特征又分成2-3种类型。各种特

征的分类如表1所示