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WO/2000/049346A1 |
A refrigerant supercooling circuit comprising a receiver (5) for retention of a liquid-phase refrigerant installed in a refrigerant line (23) connecting a first expansion valve (45) and a plurality of second expansion valves (71), an ext...
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WO/2000/049345A1 |
The invention is embodied in a refrigeration unit (R) adapted for use in combination with plural associated refrigerated fixtures (33a, 33b, 33c) in a commercial store, each fixture having a product zone and heat transfer cooling means (...
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WO/2000/042363A1 |
A vapor compression system (10) includes an evaporator (16), a compressor (12), and a condenser (14) interconnected in a closed-loop system. In one embodiment, a multifunctional valve (18) is configured to receive a liquefied heat transf...
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WO/2000/036344A1 |
A modular versatile heat pump system for drying and air-conditioning is disclosed. The refrigerating components of the heat pump, comprising the compressor (40a), condenser (41), evaporators (45, 52) and expansion valves, are housed in a...
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WO/2000/033002A1 |
A refrigerator, comprising a refrigeration circuit (1R) in which a first refrigerant path (20) having a first compressor (21) and an outdoor heat exchanger (23), a second refrigerant path (30) having a second compressor (31) and a heat e...
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WO/2000/017554A1 |
Disclosed is a refrigerating circuit for a refrigeration facility that is more wear resistant and silent in comparison with prior art. According to the invention, this is achieved in that a reversing valve (1) is included in which the op...
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WO/2000/017553A1 |
Disclosed is a refrigerating circuit for a refrigeration facility that is more wear resistant and silent in comparison with prior art. According to the invention, this is achieved in that a reversing valve (1) is included in which no mag...
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WO/2000/017588A1 |
The invention relates to a single-circuit cooling system (10) comprising a reservoir (13) which can be optionally connected in the cooling circuit thereof with the aid of reversing means (14) and which is provided for accommodating cooli...
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WO/2000/014459A1 |
The invention relates to an evaporator arrangement for cooling refrigeration chambers in a refrigerating device such as a refrigerator, a combination refrigerator and freezer or similar, comprising at least two series-connected evaporato...
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WO/2000/012333A1 |
The invention relates to a device for dissipating heat in a motor vehicle. A component (16) releases heat loss during operation. A cooling circuit (11) which is flown through by a coolant carries the heat loss of the component (16) away....
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WO/2000/011417A1 |
A double-tube type heat exchanger (1) capable of forming a compact and inexpensive gas injection circuit and an over-cooling circuit, wherein a restriction hole (6) through which refrigerant led into an outer tube (3) is led into an inne...
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WO/1999/042772A1 |
The present invention relates to a system for adjusting the temperature in the freezing and in the cooling chambers of a refrigerator. To this end, a thermal regulator or an electronic device are connected to a sensitive member located w...
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WO/1999/042770A1 |
A refrigerator has a refrigerator compartment (102), a freezer compartment (103), and a low-temperature storage chamber (133) formed in the refrigerator compartment (102) and having a temperature lower than that of the refrigerator compa...
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WO/1999/042771A1 |
A bottom-freezer refrigerator comprises a generally rectangular box-like refrigerator housing (79) including a top division (81) and a bottom division (82) with an adiabatic partition wall (80) intervening between the top and bottom divi...
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WO/1999/032835A1 |
The invention relates to a refrigerating device (10) having a heat insulating housing (11) inside which at least two refrigerating compartments are arranged. Said compartments are thermally separated from one another and have different t...
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WO/1999/032836A1 |
The invention relates to a refrigerating device (10) having a heat insulating housing (11) inside which at least two refrigerating compartments are arranged. Said compartments are thermally separated from one another and have different t...
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WO/1999/023425A2 |
The invention comprises a merchandiser having a refrigerated product area with a plurality of product zones (218a, 218b, 218c) and separate air flow circulation means (312a, 312b, 312c) for the respective product zones, laterally adjacen...
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WO/1999/017066A1 |
A control for a refrigeration system serviced by a special pulse width modulated compressor (30) coupled to a condenser (32) and evaporator (42). The system can be of the distributed type wherein the condenser (32) and compressor (30) ma...
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WO/1999/015841A1 |
An air conditioner in which an outdoor unit (24) having a compressor (1) and an outdoor heat exchanger (2) and a plurality of indoor units (25) each having an indoor heat exchanger (4) and an expansion valve (3) are connected through a g...
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WO/1999/015842A1 |
A compression type refrigeration system having a compressor (20), a condenser (26) and an evaporator (42A) positioned remotely from the condenser (26), a liquid feed line (31) connecting the condenser outlet (27) with the evaporator inle...
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WO/1999/010686A1 |
A cooling cycle formed so as to improve the cooling performance thereof by allowing a liquid phase refrigerant to constantly exist in a gas-liquid separator even when a supercritical fluid is used as a refrigerant for a multiple effect c...
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WO/1999/002929A1 |
A compound refrigeration system (10) is provided for use with a thermal storage system (70). A water chiller (20) and a brine chiller (30) are provided, with a primary compressor (42) pulling refrigerant through the water chiller (20) an...
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WO/1998/055809A1 |
A refrigerating PLANT comprising one outdoor unit (1), one master machine (2), and a plurality of refrigerating slave machines and cold storage slave machines, wherein: the cold storage slave machines are provided in a refrigerated showc...
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WO/1998/055810A1 |
A refrigerant for cooling brine in a brine chiller unit (4) is supplied to a cooler (21) in a blast chiller (2) to cool an interior of the blast chiller (2). Also, brine being cooled in the brine chiller unit (4) is supplied by the switc...
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WO/1998/045651A1 |
A refrigerating/air-conditioning system for use in supermarkets, having an outdoor unit (60) and a plurality of use-side units (11 to 51) which are parallel to each other and connected to the outdoor unit (60). Each of the use-side units...
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WO/1998/020291A1 |
A low-cost and thermodynamically efficient implementation of a two-stage refrigeration system applied to a retail refrigerator. The invention includes a simple and easily manufactured thermally efficient and low-cost evaporation unit (13...
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WO/1998/009118A1 |
A refrigerant circuit (1) of this air conditioner includes a main circuit (6) which allows a refrigerant medium to flow through a compressor (2), a condenser (3), a supercooling heat exchanger (10), a first expansion mechanism (4) and an...
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WO/1998/003825A1 |
A refrigeration system having a modulatable compressor (12) and a Rankine cycle refrigeration circuit having at least two evaporators (22, 26). The flow rate of the compressor (12) is modulated in response to the sensed temperature of th...
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WO/1997/044625A1 |
Described are heat pump systems and methods for conditioning air, in which air is dehumidified including the steps of passage over an evaporator (5) to cool and dehumidify the air, followed by passage over a subcooler (3) to heat the air...
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WO/1997/039292A1 |
The 8 kW refrigerating system comprises a condenser, evaporator and two-stage centrifugal compressor assembly with an electric motor provided with a cooling system. The condenser inlet is connected to the compressor assembly outlet, whil...
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WO/1997/039079A1 |
Improved refrigeration lubricants useful in compression refrigeration units are esters, exhibit an excellent balance of performance characteristics, notably in the combination of good miscibility, hydrolytic stability, wear resistance co...
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WO/1997/032170A1 |
A refrigeration system (1) is disclosed having a plurality of cooling surfaces (11), each of which is connected by way of a series-connected controlled valve (12) to a common refrigerant supply device (3), and having a control arrangemen...
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WO/1997/022841A1 |
The invention relates to refrigerating apparatus, in particular domestic refrigerating apparatus, such cooling or freezing apparatus, which has at least one refrigerating circuit with a dryer cartridge (24) arranged therein. In the cartr...
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WO/1997/016962A1 |
An apparatus for cooling a product comprises a first evaporator (14) and a second evaporator (15) separate from the first evaporator (14), a first heat exchanger (16) incorporating the first evaporator (14) and a second heat exchanger (1...
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WO/1997/011326A1 |
Apparatus and method for freezing large pipe plugs, including in particular subsea applications, wherein the apparatus includes a jacket (14) adapted to encircle a section of large pipe (P), a recycling refrigeration unit having said jac...
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WO/1996/041107A1 |
A desiccant assisted system comprising a first path (13) for process air extending from an exit of an enclosed space in series through a first zone (22A) of a desiccant wheel (22), a first zone (24a) of a heat exchange wheel (24) and an ...
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WO/1996/039602A1 |
The present invention provides a closed loop vapor cycle refrigeration system that includes a compressor (12), a condenser (18), an evaporator system having at least two parallel evaporator coils (32, 34), means (120) for discharging the...
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WO/1996/029555A2 |
An air cooling and control system in a refrigerated food merchandiser having an insulated cabinet with a product zone, plural modular evaporator coil sections of substantially equal heat exchange potential and being of predetermined leng...
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WO/1996/020378A1 |
A vapour compression system in which a quantity of a refrigerant circulates between at least two pressure levels in a condenser and an evaporator respectively, comprises a compressor (1) for increasing the pressure of refrigerant vapour;...
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WO/1996/016364A1 |
A defrosting apparatus for a refrigerator and a method for controlling the defrosting apparatus, wherein the refrigerating compartment (3) is cooled irrespective of the internal temperature of the freezing compartment (2) when the intern...
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WO/1996/015413A1 |
A refrigerator (20) having freezing (22) and refrigerating compartments (23) and a refrigerating cycle and a control method therefor, comprises a compressor (31) for compressing refrigerant, a condenser (32) for condensing refrigerant, a...
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WO/1996/014546A1 |
A method for defrosting a refrigeration system (38) makes provison for partial defrosting of the cooling surface (39) to be carried out at relatively short intervals, and for full defrosting to be carried out at longer intervals. To that...
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WO/1996/011369A1 |
This invention aims at reducing the sound, which occurs in a dehumidification restriction unit during a dehumidification operation, of a flow of a refrigerant in an air-conditioner capable of carrying out a dehumidification operation whi...
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WO/1996/007065A1 |
A control arrangement for cooling of apparatus comprising a compressor (1), a condenser (2) and at least one branch (3) with an expansion valve (4) and an evaporator (5) in series, contains a controller (6), a superheat temperature measu...
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WO/1996/006317A1 |
The invention concerns a circuit for the operation of an electrically actuated magnet valve with a valve-control element which can be moved into at least two positions, movement of the control element enabling the fluid-flow path to be s...
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WO/1996/000874A1 |
An improved combined ambient-air and earth exchange heat pump system includes a subterranean heat exchanger (11) and an ambient-air heat exchanger (13), both refrigerant-based, which are adapted to be selectively operated individually, s...
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WO/1995/023944A1 |
Pulse width modulation is used to control the flow rate through a solenoid expansion valve (24) in a refrigeration system (10) using a dual evaporator, two-stage cycle. The refrigeration cycle (10) includes a phase separator (22) which r...
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WO/1995/021359A1 |
A refrigeration system having a rotary screw compressor (11), a condenser (12), first pressure reducing means (13), an economizer (14), second pressure reducing means (15) and an evaporator (16) is provided with an economizer channel (22...
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WO/1995/015467A1 |
A refrigerating exchanger (1) for a refrigeration facility such as a cold storage room or a refrigerated display case, including a refrigerant or heat-removing fluid circulating assembly (5) connected to a heat exchanging assembly (6) wi...
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WO/1995/013510A1 |
A refrigeration system for providing cooling to two or more compartments utilizing respective first (2) and second (60) evaporators. During the initial operation of a cooling cycle, the refrigerant is utilized for cooling the fresh food ...
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