VDI 4640 Blatt 4
Thermal use of the underground - Direct uses
At a glance
- German title
-
Thermische Nutzung des Untergrundes - Direkte Nutzungen
- Publication date
- 2004-09
- Publisher
- Engl. VDI-Gesellschaft Energie und Umwelt
- Related manuals
- Number of pages
- 40
- Available in
- German, English
- Abstract
-
The document relates to the thermal use of the subsurface down to a dept of approx. 400 m. It dealt ground-coupled heat pump systems, heat pump for heating purposes, heat pump systems for heating and cooling purposes.