Kroell Ulrich | Researchain

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Archive | 2003

A method for controlling the user temperature of a solar heating hot water system has a four way valve and through flow heater switched to heat or cool the water output.

Kroell Ulrich

Archive | 1999

Usable water preparation method for combined central heating system

Kroell Ulrich; Schmuker Franz; Goesling Bernulf; Oehrlein Manfred; Maucher Beate

Archive | 2006

Connecting device for a hot water storage tank

Kroell Ulrich

Archive | 2006

Mounting unit for the wall mounting of a heater like a boiler, storage heater or mixed boiler

Kroell Ulrich; Debowski Dobromil

Archive | 2009

Compression heat pump has compressor, liquefier, expansion device and evaporator, where closed pipeline circuit is provided for connecting compressor, liquefier, expansion device and evaporator

Kroell Ulrich

Archive | 2009

Schichtladespeichersystem und Verfahren zum Betreiben eines Schichtladespeichersystems

Kroell Ulrich; Waidner Juergen

Archive | 2003

Anlage zum Bereiten von Warmwasser mittels eines Warmwasserspeichers

Kroell Ulrich

Archive | 1998

Hot water storage

Kroell Ulrich

Archive | 2006

Hot water system for providing hot water has a water output line with upper and lower outlet apertures and switching device containing mechanical valve element

Kroell Ulrich

Archive | 2005

Stratified charge storage device for water heating system has water regulating valve in form of electrically heated expansion element

Kroell Ulrich

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