CNCA/CTS0016-2015 并网光伏电站性能检测与质量评估技术规范
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CNCA/CTS0016-2015 并网光伏电站性能检测与质量评估技术规范
文本预览
ICS CQC
CQC/XNY-0010：2012
中国质量认证中心认证技术规范
CNCA/CTS0016-2015
并网光伏电站性能检测与质量
评估技术规范
Guideline of Performance Testing and Quality Assessment for Grid-connected PV
Power Plants
2015-xx-xx 发布 2015-xx-xx 实施
中 国 质 量 认 证 中 心 发 布CNCA/CTS0016-2015
目 录
前 言...........................................................................................................................................................II
1 范围.................................................................................................................................................3
2 规范性引用文件.............................................................................................................................3
3 术语和定义.....................................................................................................................................4
4 实时参数监测、处理和存储.........................................................................................................6
4.1 采样、存储、报表..................................................................................................................................6
4.2 气象环境参数..........................................................................................................................................6
4.3 电气参数的检测......................................................................................................................................7
4.3.1 直流电压、电流和功率的监测....................................................................................................7
4.3.2 交流电压、电流和功率的监测....................................................................................................7
4.3.3 电能质量和功率因数的监测........................................................................................................8
4.4 无效数据处理..........................................................................................................................................8
4.5测试基准...................................................................................................................................................8
4.5.1 光伏组件功率基准.........................................................................................................................8
4.5.2积尘遮挡基准........................................................................................................................................8
5 文件和资料收集.............................................................................................................................9
5.1 文件收集..................................................................................................................................................9
5.2运行数据收集...........................................................................................................................................9
6 光伏电站总体性能评估.................................................................................................................9
6.1 一般要求..................................................................................................................................................9
6.2数据要求...................................................................................................................................................9
6.3 光伏电站能效比（PR）.......................................................................................................................10
6.4 光伏电站标准能效比PRstc.................................................................................................................10
7 现场检测规则...............................................................................................................................10
7.1抽样原则.................................................................................................................................................10
7.1.1采用集中逆变器的光伏电站抽样原则.............................................................................................10
7.1.2 采用组串逆变器的光伏电站抽样原则.............................................................................................11
7.2 检测基本条件和修正原则....................................................................................................................12
7.3 光强和结温的测量和修正....................................................................................................................12
7.3.1光强的测量和修正..............................................................................................................................12
7.3.2 温度的测量和修正.............................................................................................................................13
7.4 电流、电压和功率的修正计算公式...................................................................................................13
8 光伏电站质量检查.......................................................................................................................14
8.1 一般要求................................................................................................................................................14
8.2实际安装功率核查.................................................................................................................................14
8.3 光伏容量和逆变器容量配比核查.......................................................................................................14
8.4 光伏组件目测质量核查........................................................................................................................14
8.5 支架安装形式，支架材料，防腐蚀措施和质量...............................................................................15
8.6 方阵基础形式........................................................................................................................................16
8.7光伏阵列排列方式和安装质量.............................................................................................................16
8.8 直流电缆质量........................................................................................................................................16
ICNCA/CTS0016-2015
8.8电缆铺设质量.........................................................................................................................................16
8.10 汇流箱的安装位置、安装质量和功能.............................................................................................17
8.11 汇流箱内正负极间的电气间隙/爬电距离........................................................................................17
8.12 逆变器安装集中度，机房的安装位置，通风条件和建设质量.....................................................17
8.13 变压器的类型、安装位置和安装质量.............................................................................................17
8.14 防雷接地安装方式和安装质量..........................................................................................................17
8.15 电站围栏形式、高度和建设质量..............................................................................................17
8.16 光伏方阵清洗方案和用水量..............................................................................................................17
8.17 环境评估..............................................................................................................................................17
8.18 标识检查..............................................................................................................................................18
9 光伏电站性能测试.......................................................................................................................18
9.2 光伏组件红外（IR）扫描检查............................................................................................................18
9.3 光伏系统污渍和灰尘遮挡损失............................................................................................................18
9.4 光伏阵列温升损失................................................................................................................................19
9.5 光伏组件功率衰降................................................................................................................................20
9.6 光伏组件的电致发光（EL）检测（可选）......................................................................................21
9.7 光伏系统串并联失配损失....................................................................................................................21
9.7.2 组串内光伏组件的串联失配损失..............................................................................................21
9.7.3多个组串并联的失配损失..................................................................................................................22
9.7.4 多个汇流箱并联的失配损失......................................................................................................22
9.7.5 各组串到组串逆变器的并联失配....................................................................................................22
9.8 直流线损................................................................................................................................................23
9.8.2 光伏组串到汇流箱的直流线损........................................................................................................23
9.8.3 汇流箱到逆变器的直流线损.............................................................................................................24
9.8.4 光伏组串到组串逆变器的直流线损................................................................................................25
9.9 光伏阵列之间遮挡损失........................................................................................................................26
9.10交流线损...............................................................................................................................................26
9.10.1 采用集中逆变器的交流线损........................................................................................................26
9.10.2 采用组串逆变器的交流线损........................................................................................................26
9.11 逆变器效率..........................................................................................................................................27
9.12 逆变器MPPT效率（可选）.............................................................................................................28
9.13 就地升压变压器效率..........................................................................................................................28
9.14光伏方阵绝缘性...................................................................................................................................30
9.15 接地连续性检测..................................................................................................................................30
9.16 电网接入性能测试..............................................................................................................................31
9.16.2有功/无功功率控制能力..................................................................................................................32
9.16.3 防孤岛...............................................................................................................................................32
9.16.4 低电压穿越（输电网接入时检测，可选）..................................................................................32
9.16.5 电压/频率适应能力验证（输电网接入时检测，可选）.............................................................32
10 检测结果汇总...............................................................................................................................32
11 光伏电站性能检测及质量评估报告样本...................................................................................34
附件1：光伏电站性能检测和质量评估检查/测试流程..........................................................................35
附件2 光伏电站数据监测系统数据存储格式..........................................................................................38
附件3 光伏电站基本信息表......................................................................................................................43
IICNCA/CTS0016-2015
前 言
为推动我国光伏产业的健康发展，合理设置并网光伏电站的监测系统，规范并网光伏电站技
CQC/XNY-0010：2012
中国质量认证中心认证技术规范
CNCA/CTS0016-2015
并网光伏电站性能检测与质量
评估技术规范
Guideline of Performance Testing and Quality Assessment for Grid-connected PV
Power Plants
2015-xx-xx 发布 2015-xx-xx 实施
中 国 质 量 认 证 中 心 发 布CNCA/CTS0016-2015
目 录
前 言...........................................................................................................................................................II
1 范围.................................................................................................................................................3
2 规范性引用文件.............................................................................................................................3
3 术语和定义.....................................................................................................................................4
4 实时参数监测、处理和存储.........................................................................................................6
4.1 采样、存储、报表..................................................................................................................................6
4.2 气象环境参数..........................................................................................................................................6
4.3 电气参数的检测......................................................................................................................................7
4.3.1 直流电压、电流和功率的监测....................................................................................................7
4.3.2 交流电压、电流和功率的监测....................................................................................................7
4.3.3 电能质量和功率因数的监测........................................................................................................8
4.4 无效数据处理..........................................................................................................................................8
4.5测试基准...................................................................................................................................................8
4.5.1 光伏组件功率基准.........................................................................................................................8
4.5.2积尘遮挡基准........................................................................................................................................8
5 文件和资料收集.............................................................................................................................9
5.1 文件收集..................................................................................................................................................9
5.2运行数据收集...........................................................................................................................................9
6 光伏电站总体性能评估.................................................................................................................9
6.1 一般要求..................................................................................................................................................9
6.2数据要求...................................................................................................................................................9
6.3 光伏电站能效比（PR）.......................................................................................................................10
6.4 光伏电站标准能效比PRstc.................................................................................................................10
7 现场检测规则...............................................................................................................................10
7.1抽样原则.................................................................................................................................................10
7.1.1采用集中逆变器的光伏电站抽样原则.............................................................................................10
7.1.2 采用组串逆变器的光伏电站抽样原则.............................................................................................11
7.2 检测基本条件和修正原则....................................................................................................................12
7.3 光强和结温的测量和修正....................................................................................................................12
7.3.1光强的测量和修正..............................................................................................................................12
7.3.2 温度的测量和修正.............................................................................................................................13
7.4 电流、电压和功率的修正计算公式...................................................................................................13
8 光伏电站质量检查.......................................................................................................................14
8.1 一般要求................................................................................................................................................14
8.2实际安装功率核查.................................................................................................................................14
8.3 光伏容量和逆变器容量配比核查.......................................................................................................14
8.4 光伏组件目测质量核查........................................................................................................................14
8.5 支架安装形式，支架材料，防腐蚀措施和质量...............................................................................15
8.6 方阵基础形式........................................................................................................................................16
8.7光伏阵列排列方式和安装质量.............................................................................................................16
8.8 直流电缆质量........................................................................................................................................16
ICNCA/CTS0016-2015
8.8电缆铺设质量.........................................................................................................................................16
8.10 汇流箱的安装位置、安装质量和功能.............................................................................................17
8.11 汇流箱内正负极间的电气间隙/爬电距离........................................................................................17
8.12 逆变器安装集中度，机房的安装位置，通风条件和建设质量.....................................................17
8.13 变压器的类型、安装位置和安装质量.............................................................................................17
8.14 防雷接地安装方式和安装质量..........................................................................................................17
8.15 电站围栏形式、高度和建设质量..............................................................................................17
8.16 光伏方阵清洗方案和用水量..............................................................................................................17
8.17 环境评估..............................................................................................................................................17
8.18 标识检查..............................................................................................................................................18
9 光伏电站性能测试.......................................................................................................................18
9.2 光伏组件红外（IR）扫描检查............................................................................................................18
9.3 光伏系统污渍和灰尘遮挡损失............................................................................................................18
9.4 光伏阵列温升损失................................................................................................................................19
9.5 光伏组件功率衰降................................................................................................................................20
9.6 光伏组件的电致发光（EL）检测（可选）......................................................................................21
9.7 光伏系统串并联失配损失....................................................................................................................21
9.7.2 组串内光伏组件的串联失配损失..............................................................................................21
9.7.3多个组串并联的失配损失..................................................................................................................22
9.7.4 多个汇流箱并联的失配损失......................................................................................................22
9.7.5 各组串到组串逆变器的并联失配....................................................................................................22
9.8 直流线损................................................................................................................................................23
9.8.2 光伏组串到汇流箱的直流线损........................................................................................................23
9.8.3 汇流箱到逆变器的直流线损.............................................................................................................24
9.8.4 光伏组串到组串逆变器的直流线损................................................................................................25
9.9 光伏阵列之间遮挡损失........................................................................................................................26
9.10交流线损...............................................................................................................................................26
9.10.1 采用集中逆变器的交流线损........................................................................................................26
9.10.2 采用组串逆变器的交流线损........................................................................................................26
9.11 逆变器效率..........................................................................................................................................27
9.12 逆变器MPPT效率（可选）.............................................................................................................28
9.13 就地升压变压器效率..........................................................................................................................28
9.14光伏方阵绝缘性...................................................................................................................................30
9.15 接地连续性检测..................................................................................................................................30
9.16 电网接入性能测试..............................................................................................................................31
9.16.2有功/无功功率控制能力..................................................................................................................32
9.16.3 防孤岛...............................................................................................................................................32
9.16.4 低电压穿越（输电网接入时检测，可选）..................................................................................32
9.16.5 电压/频率适应能力验证（输电网接入时检测，可选）.............................................................32
10 检测结果汇总...............................................................................................................................32
11 光伏电站性能检测及质量评估报告样本...................................................................................34
附件1：光伏电站性能检测和质量评估检查/测试流程..........................................................................35
附件2 光伏电站数据监测系统数据存储格式..........................................................................................38
附件3 光伏电站基本信息表......................................................................................................................43
IICNCA/CTS0016-2015
前 言
为推动我国光伏产业的健康发展，合理设置并网光伏电站的监测系统，规范并网光伏电站技
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