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WO/2014/016341A1 |
The invention relates to a method to operate an apparatus (1) including a heat pump (30) to warm up or to cool down a process medium. The apparatus (1) includes a heat pump (30) having a refrigerant circuit (38) in which a refrigerant ca...
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WO/2014/016140A1 |
The invention relates to an appliance (1) including a treating chamber (3) in which a process medium is introduced; a heat pump (6) having a refrigerant circuit (68) in which a refrigerant can flow, the refrigerant circuit including a fi...
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WO/2014/004108A1 |
The present application provides a compressor manifold assembly (110, 400). The compressor manifold assembly (110) may include a suction manifold (130) with a number of suction manifold modules (140), a discharge manifold (240) with a nu...
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WO/2013/178762A1 |
The invention concerns a safety device 1 for a compressor fitted to a coolant fluid circuit, comprising at least one inlet 6 capable of receiving the coolant fluid and at least one outlet 7 through which the coolant fluid is capable of e...
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WO/2013/155954A1 |
Temperature control equipment for a compressor, a compressor component, and a refrigeration system. The temperature control equipment comprises a temperature detection device, used for detecting the temperature of refrigeration fluid at ...
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WO/2013/141512A1 |
There is provided a compressor fixing structure capable of preventing vibrations from a compressor from being spread to the entirety of a product in which the compressor is installed. The compressor fixing structure includes: a plurality...
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WO/2013/139909A1 |
In order to improve a refrigeration system, comprising a refrigeration cycle in which a refrigerant compressor, a condenser following the refrigerant compressor, an expansion device following the condenser and an evaporator following the...
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WO/2013/119483A1 |
An apparatus and method for cooling a compressor motor (152) having a motor stator (162) and rotor (166) in a refrigerant system (100). The method cools the rotor and the stator, electromagnetic bearings (160) located within a compressor...
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WO/2013/113308A1 |
The invention relates to a compressor-heat exchanger unit (1) for a heating-cooling module for a motor vehicle, in which at least one fluid serving as a coolant flows, comprising a compressor device (20) for compressing the first fluid, ...
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WO/2013/104838A1 |
The invention relates to a thermodynamic device (1, 10) for heating and/or air-conditioning a space, comprising a main cooling fluid circuit (2) provided with at least one compressor (3) arranged to increase the pressure and, consequentl...
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WO/2013/090698A1 |
In various embodiments, valve efficiency and reliability are enhanced via use of hydraulic or magnetic valve actuation, valves configured for increased actuation speed, and/or valves controlled to reduce collision forces during actuation.
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WO/2013/071385A1 |
The present invention pertains to restrictors (16,17) for aerostatic bearings capable of guaranteeing a constant flow, regardiess of their size and dimensional tolerance, such that the gas flow is adjusted by means of deforming their int...
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WO/2013/050403A1 |
The present invention relates to a compressor (1) comprising a casing (2) carrying the components therein and wherein oil lubricating the movable members is placed, an inlet pipe (3) that is disposed on the casing (2) and that provides t...
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WO/2013/039572A1 |
An example of the disclosed refrigerant system includes a compressor having a motor that is cooled by motor cooling fluid provided to the motor from the main refrigerant loop by a motor cooling circuit. The example system further include...
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WO/2013/032611A2 |
A vaporizer has: an inlet (72); an oil outlet (90; 94); a vent (120); a hot gas inlet (132); and a cooled gas outlet (134). A gas flowpath (130) extends from the hot gas inlet to the cooled gas outlet. A vaporizer chamber (192) is downst...
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WO/2013/029132A1 |
The present invention refers to a compressor block (21 ), which has at least one passage opening of driving member (22), at least one frontal of support (24a) and at least one portion (26), so that at least one first and one second means...
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WO/2013/007310A1 |
A refrigeration circuit (2) comprises a circulating refrigerant and in the direction of the flow of the refrigerant: at least one compressor (4a, 4b, 4c) of a first type; a heat rejecting heat exchanger (6); an expansion device (8); and ...
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WO/2013/004974A1 |
The invention relates to a method for balancing lubricant levels in a multi-stage compression unit (20) of a heat exchange system (1), said compression unit comprising a first compressor (23) and a second compressor (24) arranged in seri...
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WO/2012/159475A1 |
A heat-pump, screw-compression, multi-connected central air conditioner comprises at least one compressor (1), multiple indoor units (45) connected in parallel, a liquid receiver (43), a gas-oil separator (22) and at least two condenser ...
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WO/2012/159826A1 |
Method for repairing and/or checking an in particular refrigerating installation (16) accommodated in a tank (10) which is closed in a permanently pressure-tight manner, in the case of which method the tank (10) is cut open at at least o...
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WO/2012/149629A1 |
An apparatus includes: a compressor including a pair of ports in fluid communication with first and second heat exchangers and a reduced temperature refrigerant inlet for receiving reduced temperature refrigerant; and an expansion device...
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WO/2012/095186A1 |
A refrigeration system (2) comprises a condenser/gas cooler (4), an intermediate expansion device (6) and a refrigerant collecting container (8); a normal refrigeration branch (10) connecting the refrigerant collecting container (8) to t...
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WO/2012/083406A1 |
This invention relates to an automatic control module for a compressor, specifically a compressor having multiple poles (and therefore capable of running at different speeds). The module (2) comprises at least one electrically actuated e...
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WO/2012/080611A1 |
The invention relates to a thermodynamic system, including a circuit for circulating a refrigerant which comprises, in particular: a compression device including first and second compressors (7, 8), each of which includes a sealed chambe...
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WO/2012/068654A1 |
The objective of the present invention is to provide a shell (10) for a hermetically-sealed cooling compressor that presents a constructive arrangement capable, by way of a novel geometry in which the height of the lid (1) is greater tha...
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WO/2012/056150A2 |
This refrigeration system (1) comprises a circuit (2) through which there circulates a refrigerant fluid notably comprising a compression device (6) comprising first and second compressors (7, 8), each compressor comprising a body (9) co...
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WO/2012/006701A1 |
The present invention relates to a control method and system for a resonant linear compressor, which are especially applied for controlling the capacity of a cooling system. Such a method comprises essentially the following steps: a) rea...
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WO/2012/003906A2 |
The invention relates to a refrigeration system for cooling the interior of a mobile refrigerated space, for example a refrigerated container, comprising two speed-controlled compressors, which can be operated in parallel as a single sta...
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WO/2011/152915A2 |
The disclosure involves a pulsation-canceling conduit assembly. The assembly has a first conduit leg. A second conduit leg extends from a junction with the first conduit leg. A first branch extends from the junction opposite the first co...
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WO/2011/101029A1 |
A refrigeration system according to claim (1) comprises a first compressor unit (4), a condenser/gas cooler (6), and a refrigerant collecting container (10); a normal refrigeration branch coupled between the refrigerant collecting contai...
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WO/2011/099061A1 |
The disclosed heat storage device is disposed so as to surround a compressor (6) and comprises: a heat storage tank (32) having a main body (46) which contains heat storing material for accumulating the heat generated by the compressor (...
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WO/2011/025458A1 |
A lubricant supply tube for attachment to a drive shaft of a sealed reciprocating compressor comprising an elongated first portion adapted for extending downwardly from the drive shaft and inclined with respect to a rotational axis of th...
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WO/2011/017015A1 |
Air conditioning systems including a refrigeration circuit having at least one fan or blower are provided. The air conditioning systems also include a multi-voltage induction motor coupled to the fan/blower. The multi-voltage induction m...
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WO/2011/008372A2 |
A cooling system (10) is provided for a motor (50) powering a compressor (32) in a vapor compression system (14). The cooling system (10) includes a housing (112) enclosing the motor (50), and a cavity (120) located within the housing (1...
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WO/2010/137274A1 |
A refrigeration cycle device (100) is comprised of a first compressor (101), a second compressor (102), a radiator (4), an evaporator (6), and a pipe branching portion (30). The first compressor (101) has a first compression mechanism (1...
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WO/2010/115435A1 |
A refrigerating circuit according to the invention comprises - in flow direction - a multi-compressor unit (4, 6, 8), a condenser/gas cooler (12), a receiver (14), at least one evaporator (18, 22, 26) having a respective expansion device...
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WO/2010/115253A1 |
A hermetic compressor, comprises: a hermetic shell (1); a cylinder block (2) defining, a shell portion (Ia) and a compression cylinder (3) having an end (3a) opened to the exterior of the hermetic shell (1) and closed by a valve plate (5...
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WO/2010/104057A1 |
Provided is a heat pump device wherein the installation area thereof or an increase of the volume thereof can be suppressed. A heat pump device (1) is comprised of a turbo compressor (5) which compresses a refrigerant; a condenser (2) wh...
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WO/2010/084177A1 |
The invention relates to a compressor (10), in particular a radial piston compressor, further in particular a compressor (10) for CO2 as a refrigerant, comprising a compressor unit (12) for compressing refrigerant and a drive shaft (22) ...
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WO/2010/081421A1 |
A hybrid-driven cold/heat storage type heat pump unit utilizing a solar photovoltaic power and a commercial power, which has a DC compressor (2) and an AC compressor (8), is a dual supply heat pump system driven by a solar photovoltaic D...
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WO/2010/063840A2 |
The present invention discloses an evaporator (1000) of a diffusion-absorption cooling machine. The evaporator is characterized by comprising an evaporator head (1105) or cover extending to a jacket wall (1100) enclosing a jacket cavity ...
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WO/2010/063817A2 |
The invention relates to a device for compressing or relieving a gaseous working medium using a hydraulic fluid, comprising a first adiabatic cylinder (8, 108) and a second adiabatic cylinder (7, 107) hydraulically connected to the first...
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WO/2010/054434A1 |
A refrigerant compressor circuit for use in a liquefaction plant is described. The circuit comprises: a first compression string driven by a first driver; a second compression string driven by a second driver; a pre-cooling refrigerant c...
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WO/2010/040355A1 |
Piston compressor for a cooling system, the piston compressor having a crankcase (8) with an oil sump (5), wherein said crankcase (8) is connected to the suction side (9) of said compressor by means of a pressure equalization connection ...
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WO/2010/031250A1 |
An oil equalizing device, a compressor unit and an oil equalizing method are adapt to an air conditioning unit comprising two or more parallel compressor units (1a, 1b), there are one or more parallel compressors (2a, 3a; 2b, 3b) for eac...
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WO/2010/029027A1 |
In a method for operating a heat pump or refrigeration device (1), a coolant is isothermally compressed using a fluid displacement compressor (2), then cooled, optionally condensed in the process, and then expanded. In a next step, the c...
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WO/2010/017033A2 |
A variable speed electric drive for use in refrigerant systems (20) includes an electric motor (40) for driving an associated component (22) at a variable speed that is a function of an operating frequency of the motor (40); and a contro...
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WO/2010/013392A1 |
A refrigerating device provided with multiple compressors is provided with an injection circuit (40) configured from a first injection pipe (37) branching from a first refrigerant pipe (32) of a refrigerant circuit (10) and branch inject...
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WO/2010/007730A1 |
A refrigeration cycle device is provided with a first compressor (1) which is an expander-integrated compressor and also with a second compressor (2). A first compression mechanism (11) of the first compressor (1) and a second compressi...
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WO/2009/149726A1 |
A compressor (2) for a refrigeration cycle according to the invention comprises an inlet port (6), a compression element (10), an outlet port (18), wherein in operation a refrigerant flow (20) of a gaseous refrigerant carrying an amount ...
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