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WO/2012/002248 |
Provided is a refrigeration apparatus wherein hot water can be supplied by effectively using waste heat generated when a food or the like is cooled, and the cooling capacity and the cooling efficiency can be improved. A supercooling devi...
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WO/2011/158305 |
Disclosed is a refrigerating air-conditioning device that can simultaneously process air-conditioning loads, such as cooling loads and heating loads, and other refrigeration and freezing loads, and that enables provision of a stable heat...
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WO/2011/150460 |
An integrated refrigeration and air conditioning plant working with environmentally friendly natural refrigerant carbon dioxide (CO2) and an ozone friendly non CO2 refrigerant. The low temperature refrigeration is provided by evaporating...
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WO/2011/150461 |
An integrated refrigeration and air conditioning plant working in a cascade cycle with two different refrigerants for the low and high temperature circuits. The low temperature segment works with an ozone friendly synthetic refrigerant w...
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WO/2011/143398 |
In accordance with an embodiment of the invention, there is provided a system for cooling a load. The system comprises a closed loop primary refrigeration system comprising: a primary compressor taking in a primary refrigerant at a low p...
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WO/2011/089338 |
The invention relates to a facility making it possible to maximize the overall power output, said facility including at least one absorption group (7), for producing ice water, and a heat pump (10). The particular feature of the facility...
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WO/2011/089338 |
The invention relates to a facility making it possible to maximize the overall power output, said facility including at least one absorption group (7), for producing ice water, and a heat pump (10). The particular feature of the facility...
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WO/2011/084122 |
A multi-mode, bi-directional cascade heat pump system, according to some examples, includes at least two chillers (10 ',10") each being part of a unidirectional refrigerant circuit. The system includes heat exchangers each of which are d...
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WO/2011/080804 |
Disclosed is a heat source unit power consumption prorating system (10) having a heat quantity usage calculation unit (19a), a corrected heat quantity calculation unit (19b), and an electric power prorating unit (19c). The heat quantity ...
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WO/2011/080802 |
The disclosed heat-pump system (1): is configured from connecting utilization units (5a, 5b) that perform a cooling operation or a heating operation using an aqueous medium to a heat-source unit (2) that has heat-source-side heat exchang...
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WO/2011/080805 |
The disclosed heat-pump system (1) has a coolant pathway (20) and a control unit (1a). The coolant pathway (20) is configured from connecting utilization units (5a, 5b) that have first utilization-side heat exchangers (51a, 51b) to a hea...
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WO/2011/080801 |
In order to prevent the noise that is generated with changes in the capacity of a utilization-side compressor from becoming jarring to a user, a heat pump system (1) is equipped with a heat source unit (2), a utilization-side unit (4), a...
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WO/2011/080800 |
In order to prevent unnecessarily low efficiency in a system in which aqueous medium-using utilization units are connected in a plurality to a single heat source unit, the heat source unit (2) is provided with a variable capacity heat-so...
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WO/2011/056824 |
The present invention relates to a cascade refrigeration system which circulates a refrigerant comprising a fluoroolefin therethrough. The cascade refrigeration system includes a low temperature refrigeration loop and a medium temperatur...
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WO/2011/056824 |
The present invention relates to a cascade refrigeration system which circulates a refrigerant comprising a fluoroolefin therethrough. The cascade refrigeration system includes a low temperature refrigeration loop and a medium temperatur...
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WO/2011/045752 |
The present invention relates to a heating device with irreversible thermodynamic cycle. The device comprises a low temperature circuit and a high temperature circuit in which respectively a first and a second operating fluid circulate. ...
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WO/2011/045976 |
An air-conditioning hot-water supply system configured in such a manner that an ejector can function effectively in both cooling operation and heating operation and that the consumption of electric power by an air-conditioning refrigeran...
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WO/2011/041374 |
A two-stage cascade refrigeration system 20 is provided having a first refrigeration stage and a second refrigeration stage. The first refrigeration stage defines a first fluid circuit for circulating a first refrigerant 34, and has a fi...
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WO/2011/041374 |
A two-stage cascade refrigeration system 20 is provided having a first refrigeration stage and a second refrigeration stage. The first refrigeration stage defines a first fluid circuit for circulating a first refrigerant 34, and has a fi...
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WO/2011/036905 |
The hot and cold waste heat of a refrigerant circuit is effectively utilized and high energy efficiency is obtained. In particular, high energy efficiency is obtained by appropriately performing operation control during the simultaneous ...
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WO/2011/021532 |
Disclosed is a refrigerator which employs carbon dioxide as a refrigerant and can exhibit a high performance coefficient without increasing the compression ratio even during the high temperatures of summer. Heat is dissipated from high-p...
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WO/2010/141392 |
Energy-efficient data center cooling techniques that utilize free cooling and/or solar cooling are provided. In one aspect, a cooling system is provided including a cooling tower; one or more modular refrigeration chiller units; and a wa...
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WO/2010/119591 |
A freezer-refrigerator comprising: a refrigeration compartment (2) for refrigerating and storing an object to be stored; a freezing compartment (4) for freezing and storing an object to be stored; a first compressor (11) for operating a ...
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WO/2010/113372 |
A combined system of an air conditioning device and a hot-water supply device, the system being provided with: an air conditioning refrigeration cycle comprising a heat source unit (A), an indoor unit (B), a hot-water supply heat source ...
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WO/2010/100259 |
A refrigeration apparatus (10, 100) for subcooling the liquid line (11, 111, 211, 311, 411, 511) of a refrigeration system (12, 112, 212, 312, 412, 512), particularly for medium- or low-temperature refrigeration systems and with an insta...
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WO/2010/098005 |
Provided is a binary heat pump wherein the heating capability, the cooling capability, and the coefficient of performance of a low-temperature side heat pump and a high-temperature side heat pump are improved. In a first upstream side co...
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WO/2010/098073 |
A heat pump system (1) is equipped with a heat-source-side coolant circuit (20) which has a heat-source-side compressor (21), a first use-side heat exchanger (41a) which functions as a radiator for heat-source-side coolant, and a heat-so...
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WO/2010/096863 |
A heat pump (1100) has a working fluid circuit (1) provided with a receiver (2), a pump (5) for circulating the working fluid around the working fluid circuit and an ejector pump (11). A first flow path (3) between the receiver (2) and m...
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WO/2010/098074 |
A heat pump system (1) is equipped with a heat source side refrigerant circuit (20) including a heat source side compressor (21), a first utilization side heat exchanger (41a) which functions as a radiator for a heat source side refriger...
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WO/2010/098607 |
The present invention relates to a cooling and heating system using a cascade heat exchanger. The cooling and heating system of the present invention is configured such that only a heat transfer cycle or a heat acquisition cycle is selec...
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WO/2010/098069 |
The energy used by a heat pump system that can heat an aqueous medium utilizing the heat pump cycle is reduced. The heat pump (1) is equipped with a heat source unit (2), first utility units (4a, 4b), and second utility units (10a, 10b)....
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WO/2010/098607 |
The present invention relates to a cooling and heating system using a cascade heat exchanger. The cooling and heating system of the present invention is configured such that only a heat transfer cycle or a heat acquisition cycle is selec...
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WO/2010/098061 |
A heat pump system (1) has a heat source unit (2), a discharged refrigerant conduit (12), a liquid refrigerant conduit (13), a gaseous refrigerant conduit (14), a first utility unit (4a), and a second utility unit (10a). The first utilit...
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WO/2010/088118 |
An improved method for sequencing variable speed centrifugal compressors on and off line to ensure optimal operating efficiency in a liquid cooling system under all operating circumstances is described. The present disclosure teaches mod...
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WO/2010/082324 |
Provided is a complex system for air conditioning and hot water supplying, in which the cooling load, the heating load and the high temperature hot water supply load can be simultaneously handled, a stabilized heat source can be supplied...
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WO/2010/043829 |
The invention relates to a heat pump (1) comprising a compressor (7), a condenser (4), an expansion valve (5), an evaporator (6), a heat-exchange means (11) located outside the section separating said compressor (3) from said condenser (...
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WO/2010/043829 |
The invention relates to a heat pump (1) comprising a compressor (7), a condenser (4), an expansion valve (5), an evaporator (6), a heat-exchange means (11) located outside the section separating said compressor (3) from said condenser (...
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WO/2010/042272 |
A thermal cycling system includes a structure defining a load space, a heating assembly positioned to heat to the load space, and a cooling assembly positioned to cool the load space. The cooling assembly includes a refrigeration circuit...
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WO/2010/032733 |
A refrigeration device for maintaining the temperature inside a chamber at a predetermined low temperature state. The refrigeration device comprises: a first refrigerant circuit and a second refrigerant circuit which each form a refrige...
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WO/2010/024178 |
Disclosed is a heat source system that can achieve energy savings. The heat source system is equipped with: a cold water primary control heat pump (1) that comprises a lower-stage evaporator (9) that cools cold water, and a lower-stage c...
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WO/2010/016842 |
The present invention relates generally to combined power and cooling generation systems, and, more particularly, to a combined power and refrigeration cascade system ('PARCS') that includes an electric power system (PS) that produces bo...
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WO/2009/134549 |
A temperature-controlled vehicle including a cascade refrigeration system having a booster cooling line configured to supplement the cooling capacity of the cascade refrigeration system by expanding and venting a portion of a cryogenic r...
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WO/2009/122477 |
Provided is an air-conditioning and hot water complex system which can process a cooling load, a heating load, and a high temperature hot water load simultaneously and supply a stable heat source throughout the year. In an air-conditioni...
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WO/2009/122476 |
Provided is an air-conditioning and hot water complex system which can process a cooling load, a heating load, and a high temperature hot water load simultaneously and supply a stable heat source throughout the year. In an air-conditioni...
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WO/2009/103469 |
A refrigerating system (2) according to the invention comprises a refrigerating cycle having a compressor (4), a condenser (6), a collecting container (10), an expansion device (16), an evaporator (18) and refrigerating circuits circulat...
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WO/2009/100501 |
According to one aspect of the present invention there is provided a supplementary cooling system comprising a fluid bypass line adapted to connect to and bypass at least a portion of a process fluid line, one or more heat exchangers con...
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WO/2009/100501 |
According to one aspect of the present invention there is provided a supplementary cooling system comprising a fluid bypass line adapted to connect to and bypass at least a portion of a process fluid line, one or more heat exchangers con...
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WO/2009/098751 |
A heat pump apparatus which can heat water to high temperature by connecting one or more load-side units to one heat-source-side unit. The air-conditioning and water-heating complex system (100) (heat pump apparatus) comprises the heat-s...
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WO/2009/096968 |
A single speed compressor is provided with a switching device and control for turning the compressor drive motor ON and OFF in repeated succession at a selected ON time/OFF time ratio within a selected cycle time interval. The ON/OFF rat...
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WO/2009/062526 |
A Refrigerating system (2) comprises a refrigerating circuit (4) having, in flowing direction, a compressor (8), a gas cooler (10), a first expansion device (12), an intermediate pressure container (14), a second expansion device (16), a...
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