Denso Corporation

Nippondenso Co., Ltd.

Toyota Jidosha Kabushiki Kaisha

Nippon Soken, Inc.

Nobuharu Kakehashi

Norihiko Enomoto

Michio Nishikawa

Yoshiki Katoh

Hiroshi Kishita

Masamichi Makihara

Kengo Sugimura

Yasushi Yamanaka

Masayuki Takeuchi

Yasumitsu Omi

Koji Miura

Kenichi Fujiwara

Takashi Yamanaka

Yoichi Onishi

Kazutoshi Kuwayama

Shin Nishida

Hiromi Ohta

Tomohiro Hayase

Hideaki Okawa

Yoshikazu Shinpo

Yoshitaka Tomatsu

Yoshiki Kato

Toshio Murata

Tomohiko Nakamura

Ikuo Ozawa

Hideaki Sato

Ariel Marasigan

Yasuyuki Nishi

Yasutaka Kuroda

Hideyuki Komitsu

Masashi Miyagawa

Keigo Sato

Thuya Aung

Kouji Miura

Yuhei Kunikata

Koji Ota

Yoshiharu Kajikawa

Etuo Hasegawa

Taichi Asano

Kazunori Saida

Masami Taguchi

Noriyuki Miyazaki

Yoshiaki Takano

Ken Yamamoto

Yoshiyuki Okamoto

Masahiro Shimoya

Seiji Inoue

Katsuhiko Samukawa

Yoshiyuki Yamauchi

Kouji Matsunaga

Etsuo Hasegawa

Takayuki Morita

Shigeo Numazawa

Toshiya Nagasawa

Toshio Ohara

Isao Kuroyanagi

Mitsunobu Uchida

Keisuke Shibata

Masafumi Kurata

Shunjiro Kikawa

Shinichi Taniguchi

Toshihiro Yamamoto

Kideki Suzuki

Kenji Hata

Yasuteru Fukui

Takurou Furukoshi

Yoshikazu Shimpo

Shinya Kumamoto

Yoshiyuki Ogawa

Kouichi Harada

A thermal management system includes a high-temperature side heating medium circuit, a low-temperature side heating medium circuit, a device heating medium circuit, a circuit connection portion and a circuit switch unit. The circuit switch unit switches between an operation mode in which a heating medium that passed through the low-temperature side heating medium circuit is circulated through any one of the high-temperature side heating medium circuit and the device heating medium circuit via the circuit connection portion and an operation mode in which the high-temperature side heating medium circuit, the low-temperature side heating medium circuit, and the device heating medium circuit are connected via the circuit connection portion, and the heating medium is circulated through a heat generation device, a device heat exchange unit, a heating unit, and a heater core.

Thermal management system

A flow path switching device includes: a first passage portion; a second passage portion; a first cover member attached to the first passage portion; and a second cover member attached to the second passage portion. The first passage portion includes a first passage connected to a fluid circuit and having a groove shape. The second passage portion includes a second passage connected to the fluid circuit to communicate with the first passage at a plurality of places and having a groove shape. The first passage portion, the second passage portion, and a drive unit are stacked in this order. The first cover member includes: a sealing portion to seal an opened portion of the first passage; and an opening arranged along an outer edge of the opened portion of the first passage.

Flow path switching device

A heat management system includes a high-temperature heat medium circuit, a low-temperature heat medium circuit, a circuit connection part, and a circuit switching part. The high-temperature heat medium circuit connects a heat medium and refrigerant heat exchanger and a heater core. The low-temperature heat medium circuit connects a radiator and a heat generation equipment. The circuit connection part connects the high-temperature heat medium circuit and the low-temperature heat medium circuit such that the heat medium can flow in and out. The heat management system is switched by the circuit switching part between an operation mode in which the heat medium heated by the heat medium and refrigerant heat exchanger is circulated through the heater core and an operation mode in which the heat medium heated by the heat generation equipment and the heat medium and refrigerant heat exchanger is circulated through the heater core.

Heat management system

The present disclosure provides a vehicle control device including: a fluid circuit, mutually connecting an engine, a vehicle cabin interior heat exchanger for discharging heat into a vehicle cabin interior, and a heat discharging heat exchanger included in a refrigerant cycle in which a refrigerant is compressed and expanded by a compressor, and in which a fluid circulates; and a control unit for controlling the compressor and the engine such that, in a case in which engine warm-up operation ending conditions have not been established and in a case in which predetermined stopping conditions, other than the warm-up operation ending conditions, for stopping engine idling have been established, the compressor is operated while the engine is idling so as to release heat from the refrigerant from the heat discharging heat exchanger and to heat the fluid.

Vehicle control device

A thermal management system for a vehicle includes an engine cooling circuit that causes a heat medium to circulate through an engine, and an engine radiator that exchanges heat between the heat medium in the engine cooling circuit and outside air. The thermal management system for a vehicle further includes a switching device that switches between an independent mode in which the heat medium circulates respectively independently through a cooler cooling circuit and the engine cooling circuit, and a communication mode in which the cooler cooling circuit and the engine cooling circuit communicate with each other to cause the heat medium to flow between a chiller and the engine radiator; and a controller that controls an operation of the switching device to switch to the communication mode when a temperature of the heat medium in the engine cooling circuit is lower than a first heat-medium temperature.

Thermal management system for vehicle

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.

Vehicular heat management device

A vehicle heat management device that includes: a pump that circulates cooling water around a cooling water circulation path; an air blower that blows air through a radiator toward an exterior heat exchanger of an air-conditioning device of a vehicle; and a de-icing controller that, in a case in which an estimated ice adhesion amount on the exterior heat exchanger is a predetermined value or greater, starts first de-icing control by using a pump to circulate cooling water in a flow path including a second flow path, in the state in which a first flow path and the second flow path are isolated from each other by a first switching section, and using the air blower to blow air through the radiator toward the exterior heat exchanger.

Vehicle heat management device

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.

Vehicular heat management system

A heat exchanging portion and tank portions are formed by bonding plate members. The tank portion is provided with a refrigerant inlet allowing a refrigerant to flow into a refrigerant tank space, a refrigerant outlet allowing the refrigerant to flow from the refrigerant tank space, a heat medium inlet allowing a heat medium to flow into a heat medium tank space, and a heat medium outlet allowing the heat medium to flow from the heat medium tank space. At least one of the refrigerant inlet, the refrigerant outlet, the heat medium inlet, and the heat medium outlet is disposed between both ends of the tank portions in a tube stacking direction of refrigerant tubes and heat medium tubes.

Heat exchanger with a plurality of heat exchanging portions

A thermal management device includes two or more heat dissipation devices that dissipate heat into a heat medium, a heat medium-air heat exchanger that exchanges heat between air and the heat medium having its heat dissipated in the two or more heat dissipation devices, a flow-rate adjustment device that adjusts a flow rate of the heat medium flowing through the heat dissipation device, and a control unit. The control unit controls an operation of the flow-rate adjustment device to increase the flow rate of the heat medium flowing through the one heat dissipation device, if the control unit estimates an increase in the amount of heat dissipation into the heat medium at the one heat dissipation device of the two or more heat dissipation devices.

Thermal management device

An air conditioner for a vehicle includes a pump that draws and discharges a heat medium, a cooler core that exchanges sensible heat between the heat medium and ventilation air into a vehicle interior to cool and dehumidify the ventilation air, a heat-medium and outside-air heat exchanger that exchanges sensible heat between the heat medium and outside air, a compressor adapted to draw and discharge a refrigerant in a refrigeration cycle, a heat-medium cooling heat exchanger that cools the heat medium by exchanging heat between a low-pressure side refrigerant in the refrigeration cycle and the heat medium, and first and second switching valves that switch between a first dehumidification mode for circulation of the heat medium between the cooler core and the heat-medium cooling heat exchanger and a second dehumidification mode for circulation of the heat medium between the cooler core and the heat-medium and outside-air heat exchanger.

Air conditioner for vehicle

An air conditioner for a vehicle including a pump that takes in and discharges a heat medium, a heat medium/air heat exchanger which regulates a temperature of ventilation air by conducting sensible-heat exchange between the ventilation air and the heat medium circulated by the pump, a heat transfer device having a passage through which the heat medium flows and conducts heat transfer with the heat medium, a compressor, a heat medium/refrigerant heat exchanger which regulates the temperature of the heat medium, and a controller which regulates a heat transfer amount with the heat medium in the heat transfer device or heat exchange capability of the heat medium/air heat exchanger such that a temperature of the ventilation air regulated by the heat medium/air heat exchanger approaches a target temperature.

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.

An air conditioner includes: a heat-medium air heat exchanger that exchanges sensible heat between a heat medium having a temperature adjusted by the heat-medium temperature adjuster and ventilation air blowing to a space to be air-conditioned; a heat transfer portion having a flow path through which the heat medium circulates to transfer heat with the heat medium having the temperature adjusted by the heat-medium temperature adjuster; a large-inner-diameter pipe that forms a heat-medium flow path between the heat-medium temperature adjuster and the heat transfer portion; and a small-inner-diameter pipe that forms a heat-medium flow path between the heat-medium temperature adjuster and the heat-medium air heat exchanger. The small-inner-diameter pipe has small inner diameters &#x3d5;H and &#x3d5;C, compared to the large-inner-diameter pipe.

Air conditioner

A vehicle air conditioning apparatus includes: at least one processor programmed to control a flow rate of at least one of a heat medium and outside air flowing through a heat medium-to-outside air heat exchanger such that a temperature of blast air cooled in an air-cooling heat exchanger is adjusted toward a first target temperature, and to control a flow rate of a refrigerant discharged from a compressor such that a temperature of blast air, which has been adjusted in at least one of the air-cooling heat exchanger and an air-heating heat exchanger and which is blown out into a vehicle interior, is adjusted toward a second target temperature. Accordingly, a surface temperature of the air-cooling heat exchanger and the temperature of the blast air into the vehicle interior can be properly controlled.

Vehicle air conditioner with programmed flow controller

Growing community of inventors

Toyoake, Japan

Nobuharu Kakehashi