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公开(公告)号：US20180272840A1
公开(公告)日：2018-09-27
申请号：US15763530
申请日：2016-09-29
Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA , DENSO CORPORATION
Inventor： Yoichi ONISHI , Yoshikazu SHIMPO , Toshio MURATA , Shinichi TANIGUCHI , Hideyuki KOMITSU , Ikuo OZAWA , Norihiko ENOMOTO , Kazunori SAIDA , Nobuharu KAKEHASHI
CPC classification number: B60H1/00885 , B60H1/00899 , B60H1/025 , B60H1/03 , B60H1/32284 , B60H2001/00928
Abstract: A vehicle-mounted heat utilization device (10) includes: an engine fluid circuit (12) in which fluid circulates to cool an engine (18); a heater fluid circuit (14) that passes through an exhaust heat recovery apparatus (26) that recovers a heat of exhaust gas (28) and a vehicle-interior heat exchanger (24) for radiating a heat of the fluid into a vehicle interior; a cooling-heating fluid circuit (16) that passes through a radiating heat exchanger (34), the radiating heat exchanger being included in a refrigeration cycle (30) in which refrigerant is compressed by a compressor (32) and the compressed refrigerant is expanded; a first switching unit (52) that is configured to selectively switch a state of the engine fluid circuit (12) and the heater fluid circuit (14) between a connected and a disconnected state; a second switching unit (54) that is configured to selectively switch a state of the heater fluid circuit (14) and the cooling-heating fluid circuit (16) between a connected state and a disconnected state.
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公开(公告)号：US20180238223A1
公开(公告)日：2018-08-23
申请号：US15763850
申请日：2016-09-06
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor： Norihiko ENOMOTO , Yoshiki KATO , Masayuki TAKEUCHI , Koji MIURA , Keigo SATO , Kengo SUGIMURA , Nobuharu KAKEHASHI , Ikuo OZAWA , Ariel MARASIGAN , Yoshikazu SHINPO , Yoichi ONISHI , Toshio MURATA
CPC classification number: F01P7/16 , F01N5/02 , F01P3/18 , F01P3/20 , F01P5/10 , F01P11/0295 , F01P2005/105 , F01P2005/125 , F01P2007/146 , F01P2025/32 , F01P2060/08 , F01P2060/14 , F01P2060/16 , F02G5/02 , F02M26/23 , Y02T10/16 , Y10S903/903
Abstract: A vehicular heat management device includes a first heat source, a second heat source, a first heat generator, a second heat generator, a heat generator pathway, a first heat source pathway, a second heat source pathway, and a switching portion. The first heat source and the second heat source heat a heat medium. The first heat generator generates heat according to operation. The second heat generator generates heat according to operation. The first heat generator and the second heat generator are provided in the heat generator pathway. The first heat generator is provided in the first heat generator pathway. The second heat generator is provided in the second heat generator pathway. The switching portion switches between a condition where the heat generator pathway is in flowing communication with the first heat generator pathway and a condition where the heat generator pathway is in flowing communication with the second heat generator pathway.
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公开(公告)号：US20180208019A1
公开(公告)日：2018-07-26
申请号：US15744598
申请日：2016-10-27
Applicant: DENSO CORPORATION
Inventor： Kengo SUGIMURA , Yoshiki KATOH , Masayuki TAKEUCHI , Koji MIURA , Norihiko ENOMOTO , Keigo SATOU , Ariel MARASIGAN , Nobuyuki HASHIMURA
CPC classification number: B60H1/08 , B60H1/00735 , B60H1/00899 , B60H1/00914 , B60H1/22 , B60H1/321 , B60H1/32281 , B60H2001/00928 , B60H2001/3255 , F01P3/20 , F01P7/16 , F01P2025/32 , F01P2060/08 , F01P2060/14
Abstract: In a heat pump system, when a heat-shock determination portion determines that a difference between a coolant temperature in a coolant flow path and a coolant temperature in a heat source flow path is equal to or higher than a predetermined temperature, a flow-path switching portion mixes the respective coolants flowing through at least a bypass flow path and the heat source flow path together to flow into the coolant flow path.
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公开(公告)号：US20170008373A1
公开(公告)日：2017-01-12
申请号：US15120530
申请日：2015-02-23
Applicant: DENSO CORPORATION
Inventor： Masamichi MAKIHARA , Takashi YAMANAKA , Yasumitsu OMI , Koji MIURA , Norihiko ENOMOTO , Nobuharu KAKEHASHI
CPC classification number: B60H1/00899 , B60H1/00385 , B60H1/00807 , B60H1/00828 , B60H1/00885 , B60H2001/00928 , B60K6/22 , B60K11/02 , B60K2001/003 , B60K2001/005 , B60K2001/006 , B60Y2200/92 , B60Y2400/88 , B60Y2400/89 , F25B1/00 , Y10S903/904
Abstract: A thermal management system for a vehicle includes a high-temperature side pump that draws and discharges a heat medium, a compressor that draws and discharges a refrigerant in a refrigeration cycle, a high-pressure side heat exchanger that exchanges heat between a high-pressure side refrigerant in the refrigeration cycle and the heat medium circulated by the high-temperature side pump, a heat medium-outside air heat exchanger that exchanges heat between the heat medium circulated by the high-temperature side pump and outside air, and a pump control unit that controls an operation of the high-temperature side pump such that the operation of the high-temperature side pump is continued even after the compressor is stopped. Thus, the cycle efficiency exhibited when restarting the compressor can be improved.
Abstract translation: 一种用于车辆的热管理系统包括：吸入和排出热介质的高温侧泵;在制冷循环中吸入和排出制冷剂的压缩机;高压侧热交换器，其在高压 制冷循环中的制冷剂和由高温侧泵循环的热介质，在由高温侧泵循环的热介质与外部空气之间进行热交换的热介质外部空气热交换器和泵控制 控制高温侧泵的运转的单元，使得即使在压缩机停止之后，高温侧泵的运转仍然持续。 因此，能够提高重新启动压缩机时的循环效率。
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公开(公告)号：US20250137699A1
公开(公告)日：2025-05-01
申请号：US19005719
申请日：2024-12-30
Applicant: DENSO CORPORATION
Inventor： Daiki KATO , Norihiko ENOMOTO , Yuichi KAMI , Atsushi YAMADA , Satoshi ITO
IPC: F25B49/02
Abstract: A refrigeration cycle device includes a decompression unit configured to decompress a refrigerant, an evaporator configured to evaporate the refrigerant decompressed by the decompression unit, a pressure detector configured to detect an outlet-side pressure of the refrigerant at a refrigerant outlet side of the evaporator, a temperature detector configured to detect an outlet-side temperature of the refrigerant at the refrigerant outlet side of the evaporator, and a controller configured to control an operation of the decompression unit. The controller is configured to calculate a delayed outlet-side temperature by performing a delay process on the outlet-side temperature, and to control the decompression unit by using the outlet-side pressure and the delayed outlet-side temperature.
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Patent Agency Ranking
公开(公告)号：US20180323482A1
公开(公告)日：2018-11-08
申请号：US15773209
申请日：2016-11-07
Applicant: DENSO CORPORATION
Inventor： Koji MIURA , Takashi YAMANAKA , Yoshiki KATOH , Masayuki TAKEUCHI , Norihiko ENOMOTO , Keigo SATOU , Kengo SUGIMURA , Ariel MARASIGAN
IPC: H01M10/63 , H01M10/615 , H01M10/6563 , H01M10/6567
CPC classification number: H01M10/63 , H01M10/615 , H01M10/6563 , H01M10/6567
Abstract: A battery warming-up system includes a controller that controls an air-conditioning blower and a battery blower. A battery warming-up mode is executed to control at least one of the air-conditioning blower and the battery blower such that an air-side temperature efficiency in an air-conditioning heat exchanger is higher than an air-side temperature efficiency in a battery heat exchanger.
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公开(公告)号：US20160167481A1
公开(公告)日：2016-06-16
申请号：US14907829
申请日：2014-07-16
Applicant: DENSO CORPORATION
Inventor： Masamichi MAKIHARA , Norihiko ENOMOTO , Yoshiki KATOH , Kazutoshi KUWAYAMA , Nobuharu KAKEHASHI
IPC: B60H1/03
Abstract: A vehicular heat management system has a first valve body, a second valve body, a third valve body, and a fourth valve body. The first valve body switches a state that the heating medium discharged from the first pump flows in and a state that the heating medium discharged from the first pump does not flow in, with respect to the more than or equal to three of heating medium passing device. The second valve body switches a state that the heating medium discharged from the second pump flows in and a state that the heating medium discharged from the second pump does not flow in, with respect to the more than or equal to three of heating medium passing device. The third valve body switches a state that the heating medium flows to the first pump and a state that the heating medium does not flow to the first pump, with respect to the more than or equal to three of heating medium passing device. The fourth valve body switches a state that the heating medium flows to the second pump and a state that the heating medium does not flow to the second pump, with respect to the more than or equal to three of heating medium passing device.
Abstract translation: 车辆热管理系统具有第一阀体，第二阀体，第三阀体和第四阀体。 第一阀体切换从第一泵排出的加热介质流入的状态和从第一泵排出的加热介质不流入的状态，相对于加热介质通过装置的三个以上 。 第二阀体切换从第二泵排出的加热介质流入的状态和从第二泵排出的加热介质相对于三个以上的加热介质通过装置不流入的状态 。 第三阀体相对于加热介质通过装置的三个以上而切换加热介质流向第一泵的状态和加热介质不流向第一泵的状态。 第四阀体相对于加热介质通过装置的三个以上，切换加热介质流向第二泵的状态和不向第二泵流动的状态。
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公开(公告)号：US20160101666A1
公开(公告)日：2016-04-14
申请号：US14894549
申请日：2014-05-22
Applicant: DENSO CORPORATION
Inventor： Kengo SUGIMURA , Kazutoshi KUWAYAMA , Masamichi MAKIHARA , Yoshiki KATOH , Norihiko ENOMOTO
Abstract: A vehicular heat management system includes: a refrigerant circuit; a first heat medium circuit in which a heat medium circulates and exchanges heat with a low-pressure side refrigerant of the refrigerant circuit; a second heat medium circuit in which a heat medium circulates and exchanges heat with a high-pressure side refrigerant of the refrigerant circuit; and a switching device configured to switch a mode between a communicating mode in which the first heat medium circuit and the second heat medium circuit are coupled and a non-communicating mode in which the first heat medium circuit and the second heat medium circuit are not coupled on the basis of a temperature of the heat medium in the first heat medium circuit.
Abstract translation: 车辆热管理系统包括：制冷剂回路; 第一热介质回路，其中热介质循环并与制冷剂回路的低压侧制冷剂进行热交换; 第二热介质回路，其中热介质与制冷剂回路的高压侧制冷剂循环和热交换; 以及开关装置，被配置为在所述第一热介质回路和所述第二热介质回路连接的通信模式与所述第一热介质回路和所述第二热介质回路未连接的非通气模式之间切换模式 基于第一热介质回路中的热介质的温度。
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公开(公告)号：US20180361828A1
公开(公告)日：2018-12-20
申请号：US16060036
申请日：2016-10-06
Applicant: DENSO CORPORATION
Inventor： Yoshiki KATO , Nobuyuki HASHIMURA , Koji MIURA , Norihiko ENOMOTO , Kengo SUGIMURA , Keigo SATO , Masayuki TAKEUCHI , Ariel MARASIGAN
IPC: B60H1/32
Abstract: A refrigeration cycle device includes: a first expansion valve that decompresses a refrigerant flowing out of a high-pressure side heat exchanger; an exterior heat exchanger that exchanges heat between the refrigerant flowing out of the first expansion valve and outside air; a second expansion valve that decompresses the refrigerant flowing out of the exterior heat exchanger; a low-pressure side heat exchanger arranged in series with the exterior heat exchanger; a cooler core that exchanges heat between the heat medium cooled by the low-pressure side heat exchanger and air to be blown into a vehicle interior to cool the air; and a controller configured to switch between a heat absorption mode and a heat dissipation mode by adjusting an amount of decompression in each of the first expansion valve and the second expansion valve.
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公开(公告)号：US20180272839A1
公开(公告)日：2018-09-27
申请号：US15763503
申请日：2016-09-06
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor： Yoshiki KATO , Masayuki TAKEUCHI , Keigo SATO , Koji MIURA , Norihiko ENOMOTO , Kengo SUGIMURA , Ariel MARASIGAN , Ikuo OZAWA , Nobuharu KAKEHASHI , Yoshikazu SHINPO , Yoichi ONISHI , Toshio MURATA
Abstract: A vehicular heat management device includes a first heat source, a second heat source, a heater core, a first heat medium pathway, a second heat medium pathway, a heater core pathway, a switching portion, and a control unit. The first heat source is provided in the first heat medium pathway, and the second heat source is provided in the second heat medium pathway. The heater core is provided in the heater core pathway. The switching portion switches between flowing connection and flowing disconnection. The control unit performs at least one of a switching control and a second heat source control when a temperature of the heat medium of the heater core pathway is at or above a predetermined temperature. In the switching control, the switching portion connects the second heat medium pathway to the heater core pathway. In the second heat source control, the second heat source generates heat.
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