Infineon Technologies Ag

Efficient Energy Gmbh

Siemens Aktiengesellschaft

Justairtech Gmbh

Infineon Technologies LLC

Holger Sedlak

Oliver Kniffler

Norbert Janssen

Astrid Elbe

Jean-Pierre Seifert

Berndt Gammel

Wieland Fischer

Thomas Kunemund

Christian May

Uwe Weder

Ronald Kakoschke

Jan Otterstedt

Robert Reiner

Christian Peters

Wolfgang Pockrandt

Gerhard Nebel

Dirk Rabe

Tanja Roemer

Hans-Heinrich Viehmann

Franz-Josef Brücklmayr

Gunter Haider

Klaus Oberlander

Iker San Sebastian

Gerd Dirscherl

Winfried Kamp

Joel Hatsch

Bernd Zimek

Christoph Mayerl

Tobias Schlager

Stefan Pfab

Korbinian Engl

Heinz Söldner

Hans Friedinger

Thomas Künemund

Franz-Josef Bruecklmayr

Günter Haider

Thaddäus Hinterberger

Ralph Ledwa

Franz-Josef Br&uuml;cklmayr

Wolfgang Gärtner

Florian Hanslik

A gas refrigerating machine having: an input for gas to be cooled; a recuperator; a compressor having a compressor input, the compressor input being coupled to a first recuperator output; a heat exchanger; a turbine; and a gas output, wherein the recuperator is rotationally symmetrical, wherein an axis of symmetry of the recuperator coincides with an axis of the compressor, or an axis of the turbine, or an axis of a rotor of a drive motor, or an axis of the gas output, or an axis of the input, or an axis of a suction region basically or within manufacturing tolerances.

Gas refrigerating machine, method for operating a gas refrigerating machine and method for manufacturing a gas refrigerating machine having a rotationally symmetrical design

A gas refrigerating machine comprising: an input () for gas; a recuperator (); a compressor () having a compressor input (), the compressor input () being coupled to a first recuperator output (); a heat exchanger (); a turbine (); and a gas output (), wherein the gas refrigerating machine is configured as open system, and wherein the gas refrigerating machine is configured such that a working medium in at least one element of the group of elements comprising the recuperator (), the compressor (), the heat exchanger () and the turbine (), is the gas, and wherein the input () is arranged at a first portion of a housing () of the gas refrigerating machine where the input () and the gas output () are configured, wherein the gas output () is arranged at a second portion of the housing () of the gas refrigerating machine, and wherein the first portion is arranged above the second portion in an operating direction in which the gas refrigerating machine is set up for an operation of the gas refrigerating machine.

Gas refrigerating machine, method for operating a gas refrigerating machine and method for manufacturing a gas refrigerating machine as open system

A heat pump includes a condenser for condensing compressed working vapor; a foreign gas collection space arranged within the condenser, the foreign gas collection space comprising: a condensation surface which during operation of the heat pump is colder than a temperature of the working vapor to be condensed; and a partition wall arranged, within the condenser, between the condensation surface and a condensation zone; and a foreign gas discharge device coupled to the foreign gas collection space so as to discharge foreign gas from the foreign gas collection space.

Heat pump having a foreign gas collection chamber, method for operating a heat pump, and method for producing a heat pump

A heat pump system includes a heat pump stage having a first evaporator, a first liquefier, and a first compressor; and a further heat pump stage having a second evaporator, a second liquefier, and a second compressor, wherein a first liquefier exit of the first liquefier is connected to a second evaporator entrance of the second evaporator via a connecting lead.

Heat pump system comprising two stages, method of operating a heat pump system and method of producing a heat pump system

A heat pump includes a condenser for condensing compressed working vapor, a gas trap coupled to the condenser via a foreign gas feed inlet and including: a housing having a foreign gas feed entrance, a working liquid feed inlet within the housing; a working liquid discharge outlet within the housing, and a pump for pumping off gas from the housing, wherein the housing, the working liquid feed inlet and the working liquid discharge outlet are configured such that during operation, a working liquid flow takes place, within the housing, from the working liquid feed inlet to the working liquid discharge outlet, and wherein the working liquid feed inlet is coupled to the heat pump so as to direct, during operation of the heat pump, working liquid which is colder than a working liquid within the condenser.

Heat pump with a gas trap, method for operating with a gas trap, and method for producing a heat pump with a gas trap

A heat pump includes a condenser having a condenser housing; a compressor motor mounted on the condenser housing and having a rotor and a stator, the rotor having a motor shaft which has a compressor wheel for compressing working medium vapor mounted thereon, and the compressor motor having a motor wall; a motor housing which surrounds the compressor motor and has a working medium intake so as to direct liquid working medium out of the condenser to the motor wall for the purpose of cooling the motor, wherein the motor housing is further configured to form a vapor space during operation of the heat pump, and wherein the motor housing further has a vapor discharge outlet for discharging vapor from the vapor space within the motor housing.

Heat pump with a motor cooling arrangement

A heat pump includes an evaporator for evaporating working liquid within an evaporator space bounded by an evaporator base, and a condenser for condensing evaporated working liquid within a condenser space bounded by a condenser base, the evaporator space being at least partially surrounded by the condenser space, the evaporator space being separated from the condenser space by the condenser base, and the condenser base being connected to the evaporator base.

Heat pump with interleaved evaporator/condenser arrangement

A heat pump includes a first portion for evaporating a working fluid at a first pressure, for compressing the evaporated working fluid to a second, higher pressure, and for liquefying the compressed working fluid within a liquefier, and a second portion for compressing liquid working fluid to a third pressure, which is higher than the second pressure, for evaporating the working fluid compressed to the third pressure, for relaxing the evaporated working fluid to a pressure, which is lower than the third pressure, so as to generate electrical current, and for liquefying relaxed evaporated working fluid within the liquefier.

Heat pump, small power station and method of pumping heat

A heat pump has an evaporator for evaporating water as a working liquid so as to produce a working vapor, the evaporation taking place at an evaporation pressure of less than 20 hPa. The working vapor is compressed to a working pressure of at least 25 hPa by a dynamic-type compressor so as to then be liquefied within a liquefier by direct contact with liquefier water. The heat pump is preferably an open system, wherein water present in the environment in the form of ground water, sea water, river water, lake water or brine is evaporated, and wherein water which has been liquefied again is fed to the evaporator, to the soil or to a water treatment plant.

Heat pump

A rotor includes a rotor shaft with a mounting portion along a mounting region of the shaft; and a plurality of permanent magnets mounted in the mounting portion on the rotor shaft, wherein the rotor shaft includes, in the mounting portion, a region with a radius reduced with respect to a circular cross-section, such that a radially measured thickness of a permanent magnet is greater in the region than in an adjacent region with non-reduced radius of the rotor shaft.

Rotor and method for producing a rotor

A thermodynamic device includes a first liquid container configured to maintain a first pressure during operation, the first liquid container being partially filled with a working fluid during operation, a second liquid container configured to maintain a second pressure during operation, the second pressure being higher than the first pressure, the second liquid container being partially filled with the working fluid during operation; and a compensation pipe permeable to the working fluid and including an inlet arranged within the second liquid container so as to define, during operation, a working fluid level within the second liquid container, and including an outlet arranged within the first liquid container so that working fluid can be transported from the inlet into the outlet, the inlet being arranged to be higher up than the outlet in the installation direction.

Thermodynamic device and method of producing a thermodynamic device

A heat pump includes an evaporator with an evaporator inlet and an evaporator outlet; a compressor for compressing operating liquid evaporated in the evaporator; and a condenser for condensing evaporated operating liquid compressed in the compressor, wherein the condenser includes a condenser inlet and a condenser outlet, wherein the evaporator inlet is connected to a return from a region to be heated, and wherein the condenser inlet is connected to a return from a region to be cooled.

Heat pump and method for pumping heat in a free cooling mode

A switching power supply includes a plurality of parallel branches, each parallel branch including two serially connected controllable switches and a coil connected between the two switches and an output node, a capacitor connected between the output node of the parallel branches and ground; and a controller configured to switch the two serially connected controllable switches of each parallel branch such that a first switch of a parallel branch is switched from a conducting state to a non-conducting state when a current flowing through a coil of the parallel branch reaches a first current value larger than 5 A, and such that the second switch is switched from a conducting state to a non-conducting state when the current flowing through the coil of the parallel branch reaches a second current value smaller than 0 A.

Multi-phase buck switching power supply

A liquefier for a heat pump includes a liquefier space, a compressor motor and a motor fixture for holding the stationary motor part, wherein the motor further has a motor shaft and a compressor wheel connected to the motor shaft. The motor fixture is formed so that the stationary motor part is held so that it is in contact with liquefied working fluid when liquefied working fluid is filled in the liquefier space. Furthermore, the compressor wheel extends into a region of the heat pump in which a channel for gaseous working fluid to be compressed passes.

Liquefier for a heat pump, heat pump, and method for manufacturing a liquefier

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Sauerlach, Germany

Holger Sedlak