GB/T 13475-2008绝热　稳态传热性质的测定　标定和防护热箱法.pdf

ICS 91 .120. 10Q 25 中 华 人 民 共 和 国 国 家 标 准 GB/T 13475-2008/ISO 8990:1994(E) 代替GB/T 13475-1992 绝热 稳态传热性质的测定 标定和防护热箱法 Thermal insulation-Determination of steady-state thermal transmission Properties-Calibrated and guard hot box (ISO 8990:1994(E)，IDT) 2008-06-30发布 2009-04-01实施 中华人民共和国国家质量监督检验检疫总局中 国 国 家 标 准 化 管 理 委 员 会 发 布 GB/T 13475-2008 目 次 前言 ········，···············································，··················?? 工ISO前言 ····································································?? I引言 ·································，·············，···························?? 11 概述 ········1···············，·，···············································?? 11. 1 范围 ········································································?? 11.2 规范性引用文件 ··························································.···?? 11. 3 术语和定义 ······························································.···?? 11.4 符号和单位 ································，·····················??。···??。.? 11. 5 原理 ····························································。···········?? 21. 6 局限性与误差源 ····································，··················.······.?? 32 装置设备 ····································································?? 62. 1 概述 ······································································?? 62. 2 设计要求 ·········，··························································?? 62. 3 计量箱 ······························。····································?? 72.4 防护箱 ····················································，················?? 82. 5 试件框架 ··················，············································.··?? 82. 6 冷箱 ·····，······························································，···?? 82. 7 温度测量 ··································································?? 82. 8 测量仪器 ····································，·······························?? 92. 9 性能评价和标定 ···················································.····..···...·