| 摘要 |
The invention comprises a method for preparing hot tap water, comprising of feeding tap water from a mains water supply, and guiding the supplied tap water to a tap water heating device and heating it therein, characterized by preheating the supplied tap water before it reaches the tap water heating device by making use of residual heat released during heating or cooling of a space. The invention also comprises a combined system for climate control and tap water provision, comprising at least one space heating or cooling member arranged in a space, the climate of which has to be controlled, a feed conduit for tap water connected to a mains water supply, and a device connected to the feed conduit for heating the tap water, characterized by a device for preheating the tap water placed between the tap water feed conduit and the tap water heating device, which preheating device is connected to the at least one space heating or cooling member. The invention likewise comprises a preheating device, evidently intended for use in a system as described above. |
