Dear Customer,
This year, on the occasion of our 100th anniversary, we will be positioning ourselves for the future as part of the DIN Group with a new name.
And so as of April 22, 2024
Beuth Verlag will become DIN Media.
You can find out more about our new name and the reasons behind it here.
Yours sincerely,
Beuth Verlag
Standard [CURRENT]
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This part of ISO 22975 specifies definitions and test methods for durability and performance of heat-pipes for solar thermal application. This part of ISO 22975 is applicable to heat-pipes for use with evacuated tubes, including glass-metal sealed evacuated tubes and double-glass evacuated tubes, as well as with flat plate collectors. This part of ISO 22975 provides test methods for determining durability of the heat-pipe, including high temperature resistance and freeze resistance. This part of ISO 22975 also provides test methods for measuring performance of the heat-pipe, including starting temperature, temperature uniformity and heat transfer power of the heat-pipe. This part of ISO 22975 is only applicable to gravity heat-pipes. The responsible German standardization committee is Working Committee NA 041-01-56 AA "Solaranlagen (SpA CEN/TC 312 und ISO/TC 180)" ("Solar systems (SpA CEN/TC 312 und ISO/TC 180)") at DIN Standards Committee Heating and Ventilation Technology and their Safety (NHRS).