DIN EN 1946-3-1999 建筑产品和建筑部件热性能.热传导性能实验室评估专用准则.第3部分:热流测量平板仪法
Thermal performance of building products and components - Specific criteria for the assessment of laboratories measuring heat transfer properties - Part 3: Measurements by the guarded heat flow meter method; German version EN 1946-3:1999
The document provides specific technical criteria for the assessment of laboratories to undertake steady-state heat transfer property measurements by the heatflow meter method. It complements the common criteria in DIN EN 1946-1. Guidance is given on the organization and contents of the equipment manual, the calibration and maintenance files and the measurement procedure document. It provides information on mandatory equipment performance specifications, equipment description and on calculations for the equipment design and on error analysis. It provides information on experimental procedures suitable for assessment of equipment accuracy.