Standard No.:	GB/T 6495.5-2025
English Name:	Photovoltaic devices—Part 5:Determination of the equivalent cell temperature(ECT) of photovoltaic(PV) devices by the open-circuit voltage method
Chinese Name:	光伏器件 第5部分:用开路电压法确定光伏器件的等效电池温度（ECT）
Chinese Classification:	K83    Physical power source
Professional Classification:	GB    National Standard
ICS Classification:	27.16 27.16    Solar energy engineering 27.16
Source Content Issued by:	SAMR;SAC
Issued on:	2025-12-31
Implemented on:	2026-7-1
Status:	valid
Superseding:	GB/T 6495.5-1997 Photovoltaic devices--Part 5: Determination of the equivalent cell temperature(ECT) of photovoltaic (PV)devices by the open-circuit voltage method
Target Language:	English
File Format:	PDF
Word Count:	7500 words
Translation Price(USD):	225.0
Delivery:	via email in 1~3 business day

本文件描述了用于确定光伏器件（包含光伏电池、光伏组件及同类型组件构成的光伏方阵等)ECT的首选方法，这一方法旨在比较光伏器件的热特性，确定NOCT或NMOT，以及将测得的电流-电压（I-V)特性转换到其他温度下的等效值。本文件适用于在稳定条件下开路电压（Voc)与辐照度呈对数关系的线性器件。本文件能用于所有技术，但必须验证不存在影响测量的预处理效应。