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WO/2012/006701 |
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/2012/003906 |
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/2011/152915 |
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/2011/101029 |
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/2011/099061 |
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/2011/084369 |
A compressor (20) has a case (22) and a crankshaft (38). The case has a number of cylinders (30, 32). For each of the cylinders, the compressor includes a piston (34) mounted for reciprocal movement at least partially within the cylinder...
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WO/2011/025458 |
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/2011/017015 |
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/2011/008372 |
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/2011/008372 |
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/2011/008371 |
A cooling system (10) is provided for a motor (50) powering a compressor (32) in a vapor compression system (14). The cooling system (10) including a housing (114) and a cavity (126) within the housing (114). A first fluid circuit (140) ...
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WO/2010/137274 |
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/2010/115253 |
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/2010/115435 |
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/2010/104057 |
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/2010/084177 |
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/2010/081421 |
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/2010/063840 |
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/2010/063817 |
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/2010/054434 |
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/2010/040355 |
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/2010/031250 |
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/2010/029027 |
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/2010/017033 |
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/2010/017033 |
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/2010/013392 |
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/2010/007730 |
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/2009/149726 |
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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WO/2009/149803 |
The invention relates to an air-conditioning system (4) comprising a coolant compressor having a low-pressure inlet (11) and a high-pressure outlet (12), and a variable flow resistance arranged in a main mass flow from the high-pressure ...
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WO/2009/132412 |
A traditional compressor unit of the sealed type suffers in that a failure of either the motor or the compressor require both to be discarded Provided is a compressor (1) having a rotor assembly (3) withm which a rotor (24) is rotated on...
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WO/2009/130929 |
A refrigeration air conditioner in which an expansion mechanism more efficiently recovers power and which as a whole works and saves energy more efficiently. The refrigeration air conditioner has a main compressor (4) for compressing ref...
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WO/2009/121547 |
A liquefier (500) for a heat pump includes a liquefier space (510), a compressor motor (411, 431) and a motor fixture (580) for holding the stationary motor part, wherein the motor further has a motor shaft (412, 432) and a compressor wh...
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WO/2009/121547 |
A liquefier (500) for a heat pump includes a liquefier space (510), a compressor motor (411, 431) and a motor fixture (580) for holding the stationary motor part, wherein the motor further has a motor shaft (412, 432) and a compressor wh...
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WO/2009/116237 |
A freezing device (1) uses as a coolant, a chemical compound expressed by a molecular formula C3HmFn (wherein m = 1 to 5, n = 1 to 5, and m + n = 6). The freezing device (1) employs a compressor having a first compression mechanism (20A)...
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WO/2009/105601 |
A coaxial economizer (40) for use in a chiller system (20) comprising an inner housing (184) and an outer housing (186) having a common longitudinal axis. The outer housing has an inlet for receiving a fluid from a upstream compressor st...
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WO/2009/100657 |
A cooling system (100) provides an uninterruptible power supply. The uninterruptible power supply provides power to an air conditioning system in the case of an AC power failure. The cooling system (100) includes a first port (104) confi...
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WO/2009/091403 |
A refrigerant vapor compression system is provided that includes a refrigerant circuit and a lubricant cooler circuit. The lubricant cooler circuit is operatively associated with the compression device for cooling a lubricant associated ...
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WO/2009/088846 |
A motor coolant method and system is used to cool a compressor motor (36) in a refrigeration system having a multi-stage compressor (38). The compressor includes a first compressor stage (42) and a second compressor stage (44), the first...
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WO/2009/083359 |
The present invention relates to a compressor (1 ) that comprises casing (2) and a kit group (3) having functional elements like motor, piston-cylinder pair, crankshaft, and wherein the height of the front side (FS), comprising the pisto...
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WO/2009/075997 |
Systems, methods, and devices are disclosed, including a heat exchanger having a manifold with a coolant inlet and a coolant outlet and a plurality of tubes with interiors fluidly connected to the manifold. In some embodiments, the plura...
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WO/2009/066873 |
Disclosed are a motor for a compressor and a hermetic compressor having the same. An aluminium coil cheaper than a copper coil is used in the motor for the compressor, a ratio between the aluminium coil and a stator core is set, and sect...
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WO/2009/066874 |
Disclosed are a motor for a compressor and a hermetic compressor having the same. An aluminum coil cheaper than a copper coil is used in the motor for the compressor, to thusly reduce a fabricating cost. Also, a ratio of a height of end ...
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WO/2009/066875 |
Disclosed are a motor for a compressor and a hermetic compressor having the same. An aluminum coil is used in the motor for the compressor, and sectional areas of main and sub slot portions and the numbers thereof are adjusted to be suit...
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WO/2009/059488 |
A rotary compressor (1) with low pressure in its shell (20) comprises a compressing assembly (21) and an electric motor assembly (22) which are provided in the shell (20); the compressing assembly (21) comprises a cylinder (23), a piston...
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WO/2009/056527 |
The present invention relates to a cooling device (1) that comprises a connection pipe (7) which is in heat transfer relationship with the compressor (2), and the liquid refrigerant collected in the evaporator (4) moves forward therein w...
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WO/2009/056527 |
The present invention relates to a cooling device (1) that comprises a connection pipe (7) which is in heat transfer relationship with the compressor (2), and the liquid refrigerant collected in the evaporator (4) moves forward therein w...
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WO/2009/049649 |
A set of piston compressors (2, 4, 6, 8) for use in a refrigeration system comprises a fluid connection (10) between the crank cases of the piston compressors (2, 4, 6, 8) for allowing oil compensation between said piston compressors (2,...
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WO/2009/048535 |
A system, compressor, and method that cools an electronics module with a low-pressure refrigerant. The system, compressor, and method utilize a temperature sensor that detects a temperature of the low pressure refrigerant and communicate...
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WO/2009/045496 |
A refrigeration system having a compressor, a condenser, an evaporator, an accumulator, and electronics for controlling the compressor. The accumulator collects gaseous and liquid refrigerant passing from the evaporator to the compressor...
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WO/2009/045495 |
Vibration protection in a compressor system with a variable speed compressor may include operating a variable speed compressor at a plurality of frequencies, measuring a plurality of vibration values associated with the plurality of freq...
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