JP2017106367A5 - - Google Patents
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- JP2017106367A5 JP2017106367A5 JP2015240024A JP2015240024A JP2017106367A5 JP 2017106367 A5 JP2017106367 A5 JP 2017106367A5 JP 2015240024 A JP2015240024 A JP 2015240024A JP 2015240024 A JP2015240024 A JP 2015240024A JP 2017106367 A5 JP2017106367 A5 JP 2017106367A5
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- 238000001816 cooling Methods 0.000 claims description 27
- 238000005057 refrigeration Methods 0.000 claims description 15
- 239000003507 refrigerant Substances 0.000 claims description 14
- 238000007791 dehumidification Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 239000000969 carrier Substances 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
Description
上記目的を達成するため、請求項１に記載の発明に係る車両用冷却システムは、
冷凍サイクル（３１）の低圧側冷媒と熱媒体とを熱交換させて熱媒体を冷却するチラー（１４）と、
チラー（１４）で冷却された熱媒体と車室内へ送風される空気とを熱交換させて空気を冷却するクーラコア（１６）と、
チラー（１４）とクーラコア（１６）との間で熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と熱媒体とを熱交換させて吸気を冷却するインタークーラ（１５）と、
インタークーラ（１５）で熱交換された熱媒体と外気とを熱交換させるラジエータ（１３）と、
インタークーラ（１５）とラジエータ（１３）との間で熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
第１循環流路（２１）のうちクーラコア（１６）の熱媒体出口側かつチラー（１４）の熱媒体入口側の部位と、第２循環流路（２２）のうちインタークーラ（１５）の熱媒体出口側かつラジエータ（１３）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
第１循環流路（２１）のうちチラー（１４）の熱媒体出口側かつクーラコア（１６）の熱媒体入口側の部位と、第２循環流路（２２）のうちラジエータ（１３）の熱媒体出口側かつインタークーラ（１５）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
第１循環流路（２１）と第２循環流路（２２）とが第１連通流路（２３）および第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）とを備え、
切替部（２５）は、クーラコア（１６）の熱媒体出口側および第１連通流路（２３）のみを互いに連通させることができる。
In order to achieve the above object, a vehicle cooling system according to the invention described in claim 1 is:
A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools air by exchanging heat between the heat medium cooled by the chiller (14) and the air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) for cooling the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation flow path forming part (22) for forming a second circulation flow path for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14) and the heat of the intercooler (15) of the second circulation channel (22). A first communication channel is formed which is connected to the medium outlet side and a portion of the radiator (13) on the heat medium inlet side and communicates the first circulation channel (21) and the second circulation channel (22). 1 communication channel forming part (23),
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and a heat medium of the radiator (13) in the second circulation channel (22) A second communication channel is formed which is connected to the outlet side and a portion on the heat medium inlet side of the intercooler (15) and communicates the first circulation channel (21) and the second circulation channel (22). Two communication flow path forming sections (24);
A switching unit that switches between a state in which the first circulation channel (21) and the second circulation channel (22) communicate with each other through the first communication channel (23) and the second communication channel (24) and a state in which the first circulation channel (22) does not communicate with each other. equipped with a 25) and,
The switching unit (25) can cause only the heat medium outlet side of the cooler core (16) and the first communication channel (23) to communicate with each other .
そのため、外気の温度が零下である場合、冷凍サイクル（３１）の圧縮機（３２）を駆動させることなくクーラコア（１６）で空気を冷却除湿できるので、消費動力を低減できる。
上記目的を達成するため、請求項２に記載の発明に係る車両用冷却システムは、
冷凍サイクル（３１）の低圧側冷媒と熱媒体とを熱交換させて熱媒体を冷却するチラー（１４）と、
チラー（１４）で冷却された熱媒体と車室内へ送風される空気とを熱交換させて空気を冷却するクーラコア（１６）と、
チラー（１４）とクーラコア（１６）との間で熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と熱媒体とを熱交換させて吸気を冷却するインタークーラ（１５）と、
インタークーラ（１５）で熱交換された熱媒体と外気とを熱交換させるラジエータ（１３）と、
インタークーラ（１５）とラジエータ（１３）との間で熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
第１循環流路（２１）のうちクーラコア（１６）の熱媒体出口側かつチラー（１４）の熱媒体入口側の部位と、第２循環流路（２２）のうちインタークーラ（１５）の熱媒体出口側かつラジエータ（１３）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
第１循環流路（２１）のうちチラー（１４）の熱媒体出口側かつクーラコア（１６）の熱媒体入口側の部位と、第２循環流路（２２）のうちラジエータ（１３）の熱媒体出口側かつインタークーラ（１５）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
第１循環流路（２１）と第２循環流路（２２）とが第１連通流路（２３）および第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）とを備え、
切替部（２５）は、チラー（１４）の熱媒体入口側および第１連通流路（２３）のみを互いに連通させることができる。
これにより、請求項１に記載の発明と同様の作用効果を得ることができる。
上記目的を達成するため、請求項５に記載の発明に係る車両用冷却システムは、
冷凍サイクル（３１）の低圧側冷媒と熱媒体とを熱交換させて熱媒体を冷却するチラー（１４）と、
チラー（１４）で冷却された熱媒体と車室内へ送風される空気とを熱交換させて空気を冷却するクーラコア（１６）と、
チラー（１４）とクーラコア（１６）との間で熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と熱媒体とを熱交換させて吸気を冷却するインタークーラ（１５）と、
インタークーラ（１５）で熱交換された熱媒体と外気とを熱交換させるラジエータ（１３）と、
インタークーラ（１５）とラジエータ（１３）との間で熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
第１循環流路（２１）のうちクーラコア（１６）の熱媒体出口側かつチラー（１４）の熱媒体入口側の部位と、第２循環流路（２２）のうちインタークーラ（１５）の熱媒体出口側かつラジエータ（１３）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
第１循環流路（２１）のうちチラー（１４）の熱媒体出口側かつクーラコア（１６）の熱媒体入口側の部位と、第２循環流路（２２）のうちラジエータ（１３）の熱媒体出口側かつインタークーラ（１５）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
第１循環流路（２１）と第２循環流路（２２）とが第１連通流路（２３）および第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）とを備え、
切替部（２５）は、
第１循環流路（２１）と第１連通流路（２３）との接続部に配置された三方弁であり、
クーラコア（１６）の熱媒体出口側とチラー（１４）の熱媒体入口側とを連通させる状態と、クーラコア（１６）の熱媒体出口側と第１連通流路（２３）とを連通させる状態と、チラー（１４）の熱媒体入口側と第１連通流路（２３）側とを連通させる状態とを切り替え可能になっており、
クーラコア（１６）の熱媒体出口側からチラー（１４）の熱媒体入口側へ向かって流れる熱媒体と、第１連通流路（２３）側からチラー（１４）の熱媒体入口側へ向かって流れる熱媒体との流量比を調整可能になっている。
これにより、請求項１に記載の発明と同様の作用効果を得ることができる。
上記目的を達成するため、請求項９に記載の発明に係る車両用冷却システムは、
冷凍サイクル（３１）の低圧側冷媒と熱媒体とを熱交換させて熱媒体を冷却するチラー（１４）と、
チラー（１４）で冷却された熱媒体と車室内へ送風される空気とを熱交換させて空気を冷却するクーラコア（１６）と、
チラー（１４）とクーラコア（１６）との間で熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と熱媒体とを熱交換させて吸気を冷却するインタークーラ（１５）と、
インタークーラ（１５）で熱交換された熱媒体と外気とを熱交換させるラジエータ（１３）と、
インタークーラ（１５）とラジエータ（１３）との間で熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
第１循環流路（２１）のうちクーラコア（１６）の熱媒体出口側かつチラー（１４）の熱媒体入口側の部位と、第２循環流路（２２）のうちインタークーラ（１５）の熱媒体出口側かつラジエータ（１３）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
第１循環流路（２１）のうちチラー（１４）の熱媒体出口側かつクーラコア（１６）の熱媒体入口側の部位と、第２循環流路（２２）のうちラジエータ（１３）の熱媒体出口側かつインタークーラ（１５）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
第１循環流路（２１）と第２循環流路（２２）とが第１連通流路（２３）および第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）と、
冷凍サイクル（３１）に配置され、吸入した冷媒を圧縮して吐出する圧縮機（３２）と、
切替部（２５）および圧縮機（３２）を制御する制御手段（４０）とを備え、
切替部（２５）は、
第１循環流路（２１）と第１連通流路（２３）との接続部に配置された三方弁であり、
クーラコア（１６）の熱媒体出口側とチラー（１４）の熱媒体入口側とを連通させる状態と、クーラコア（１６）の熱媒体出口側と第１連通流路（２３）とを連通させる状態と、チラー（１４）の熱媒体入口側と第１連通流路（２３）側とを連通させる状態とを切り替え可能になっており、
制御手段（４０）は、圧縮機停止除湿モードにおいて、
切替部（２５）を、クーラコア（１６）の熱媒体出口側および第１連通流路（２３）のみを互いに連通させるように制御することによって、チラー（１４）を迂回するように熱媒体を循環させ、
圧縮機（３２）を停止させるように制御する。
これにより、請求項１に記載の発明と同様の作用効果を得ることができる。
上記目的を達成するため、請求項１０に記載の発明に係る車両用冷却システムは、
冷凍サイクル（３１）の低圧側冷媒と熱媒体とを熱交換させて熱媒体を冷却するチラー（１４）と、
チラー（１４）で冷却された熱媒体と車室内へ送風される空気とを熱交換させて空気を冷却するクーラコア（１６）と、
チラー（１４）とクーラコア（１６）との間で熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と熱媒体とを熱交換させて吸気を冷却するインタークーラ（１５）と、
インタークーラ（１５）で熱交換された熱媒体と外気とを熱交換させるラジエータ（１３）と、
インタークーラ（１５）とラジエータ（１３）との間で熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
第１循環流路（２１）のうちクーラコア（１６）の熱媒体出口側かつチラー（１４）の熱媒体入口側の部位と、第２循環流路（２２）のうちインタークーラ（１５）の熱媒体出口側かつラジエータ（１３）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
第１循環流路（２１）のうちチラー（１４）の熱媒体出口側かつクーラコア（１６）の熱媒体入口側の部位と、第２循環流路（２２）のうちラジエータ（１３）の熱媒体出口側かつインタークーラ（１５）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
第１循環流路（２１）と第２循環流路（２２）とが第１連通流路（２３）および第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）と、
第１循環流路（２１）に配置され、熱媒体の流量を調整する流量調整手段（１１）と、
切替部（２５）および流量調整手段（１１）を制御する制御手段（４０）とを備え、
切替部（２５）は、
第１循環流路（２１）と第１連通流路（２３）との接続部に配置された三方弁であり、
クーラコア（１６）の熱媒体出口側とチラー（１４）の熱媒体入口側とを連通させる状態と、クーラコア（１６）の熱媒体出口側と第１連通流路（２３）とを連通させる状態と、チラー（１４）の熱媒体入口側と第１連通流路（２３）側とを連通させる状態とを切り替え可能になっており、
制御手段（４０）は、吸気冷却優先モードにおいて、
チラー（１４）の熱媒体入口側および第１連通流路（２３）のみを互いに連通させるように切替部（２５）を制御し、
流量調整手段（１１）を停止させるように制御することで、クーラコア（１６）を迂回するように熱媒体を循環させる。
これにより、請求項１に記載の発明と同様の作用効果を得ることができる。
上記目的を達成するため、請求項１１に記載の発明に係る車両用冷却システムは、
冷凍サイクル（３１）の低圧側冷媒と熱媒体とを熱交換させて熱媒体を冷却するチラー（１４）と、
チラー（１４）で冷却された熱媒体と車室内へ送風される空気とを熱交換させて空気を冷却するクーラコア（１６）と、
チラー（１４）とクーラコア（１６）との間で熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と熱媒体とを熱交換させて吸気を冷却するインタークーラ（１５）と、
インタークーラ（１５）で熱交換された熱媒体と外気とを熱交換させるラジエータ（１３）と、
インタークーラ（１５）とラジエータ（１３）との間で熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
第１循環流路（２１）のうちクーラコア（１６）の熱媒体出口側かつチラー（１４）の熱媒体入口側の部位と、第２循環流路（２２）のうちインタークーラ（１５）の熱媒体出口側かつラジエータ（１３）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
第１循環流路（２１）のうちチラー（１４）の熱媒体出口側かつクーラコア（１６）の熱媒体入口側の部位と、第２循環流路（２２）のうちラジエータ（１３）の熱媒体出口側かつインタークーラ（１５）の熱媒体入口側の部位とに接続され、第１循環流路（２１）と第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
第１循環流路（２１）と第２循環流路（２２）とが第１連通流路（２３）および第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）と、
切替部（２５）を制御する制御手段（４０）とを備え、
切替部（２５）は、
第１循環流路（２１）と第１連通流路（２３）との接続部に配置された三方弁であり、
クーラコア（１６）の熱媒体出口側とチラー（１４）の熱媒体入口側とを連通させる状態と、クーラコア（１６）の熱媒体出口側と第１連通流路（２３）とを連通させる状態と、チラー（１４）の熱媒体入口側と第１連通流路（２３）側とを連通させる状態とを切り替え可能になっており、
制御手段（４０）は、吸気冷却補助モードにおいて、クーラコア（１６）の熱媒体出口側、チラー（１４）の熱媒体入口側、および第１連通流路（２３）を互いに連通させるように切替部（２５）を制御する。
これにより、請求項１に記載の発明と同様の作用効果を得ることができる。
Therefore, when the temperature of the outside air is below zero, air can be cooled and dehumidified by the cooler core (16) without driving the compressor (32) of the refrigeration cycle (31), so that power consumption can be reduced.
In order to achieve the above object, a vehicle cooling system according to the invention of claim 2 is provided:
A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools air by exchanging heat between the heat medium cooled by the chiller (14) and the air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) for cooling the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation flow path forming part (22) for forming a second circulation flow path for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14) and the heat of the intercooler (15) of the second circulation channel (22). A first communication channel is formed which is connected to the medium outlet side and a portion of the radiator (13) on the heat medium inlet side and communicates the first circulation channel (21) and the second circulation channel (22). 1 communication channel forming part (23),
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and a heat medium of the radiator (13) in the second circulation channel (22) A second communication channel is formed which is connected to the outlet side and a portion on the heat medium inlet side of the intercooler (15) and communicates the first circulation channel (21) and the second circulation channel (22). Two communication flow path forming sections (24);
A switching unit that switches between a state in which the first circulation channel (21) and the second circulation channel (22) communicate with each other through the first communication channel (23) and the second communication channel (24) and a state in which the first circulation channel (22) does not communicate with each other. 25)
The switching unit (25) can communicate only the heat medium inlet side of the chiller (14) and the first communication channel (23) with each other.
Thus, the same effect as that attained by the 1st aspect can be attained.
In order to achieve the above object, a vehicular cooling system according to claim 5 is provided.
A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools air by exchanging heat between the heat medium cooled by the chiller (14) and the air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) for cooling the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation flow path forming part (22) for forming a second circulation flow path for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14) and the heat of the intercooler (15) of the second circulation channel (22). A first communication channel is formed which is connected to the medium outlet side and a portion of the radiator (13) on the heat medium inlet side and communicates the first circulation channel (21) and the second circulation channel (22). 1 communication channel forming part (23),
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and a heat medium of the radiator (13) in the second circulation channel (22) A second communication channel is formed which is connected to the outlet side and a portion on the heat medium inlet side of the intercooler (15) and communicates the first circulation channel (21) and the second circulation channel (22). Two communication flow path forming sections (24);
A switching unit that switches between a state in which the first circulation channel (21) and the second circulation channel (22) communicate with each other through the first communication channel (23) and the second communication channel (24) and a state in which the first circulation channel (22) does not communicate with each other. 25)
The switching unit (25)
A three-way valve arranged at the connection between the first circulation channel (21) and the first communication channel (23);
A state in which the heat medium outlet side of the cooler core (16) and the heat medium inlet side of the chiller (14) are communicated, and a state in which the heat medium outlet side of the cooler core (16) and the first communication channel (23) are communicated. , It is possible to switch between a state in which the heat medium inlet side of the chiller (14) and the first communication channel (23) side are communicated with each other,
Heat medium flowing from the heat medium outlet side of the cooler core (16) toward the heat medium inlet side of the chiller (14), and flowing from the first communication channel (23) side toward the heat medium inlet side of the chiller (14). The flow ratio with the heat medium can be adjusted.
Thus, the same effect as that attained by the 1st aspect can be attained.
In order to achieve the above object, a vehicle cooling system according to the invention described in claim 9 includes:
A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools air by exchanging heat between the heat medium cooled by the chiller (14) and the air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) for cooling the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation flow path forming part (22) for forming a second circulation flow path for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14) and the heat of the intercooler (15) of the second circulation channel (22). A first communication channel is formed which is connected to the medium outlet side and a portion of the radiator (13) on the heat medium inlet side and communicates the first circulation channel (21) and the second circulation channel (22). 1 communication channel forming part (23),
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and a heat medium of the radiator (13) in the second circulation channel (22) A second communication channel is formed which is connected to the outlet side and a portion on the heat medium inlet side of the intercooler (15) and communicates the first circulation channel (21) and the second circulation channel (22). Two communication flow path forming sections (24);
A switching unit that switches between a state in which the first circulation channel (21) and the second circulation channel (22) communicate with each other through the first communication channel (23) and the second communication channel (24) and a state in which the first circulation channel (22) does not communicate with each other. 25)
A compressor (32) disposed in the refrigeration cycle (31) for compressing and discharging the sucked refrigerant;
A switching means (25) and a control means (40) for controlling the compressor (32),
The switching unit (25)
A three-way valve arranged at the connection between the first circulation channel (21) and the first communication channel (23);
A state in which the heat medium outlet side of the cooler core (16) and the heat medium inlet side of the chiller (14) are communicated, and a state in which the heat medium outlet side of the cooler core (16) and the first communication channel (23) are communicated. , It is possible to switch between a state in which the heat medium inlet side of the chiller (14) and the first communication channel (23) side are communicated with each other,
In the compressor stop dehumidification mode, the control means (40)
By controlling the switching unit (25) so that only the heat medium outlet side of the cooler core (16) and the first communication channel (23) communicate with each other, the heat medium is circulated so as to bypass the chiller (14). Let
Control to stop the compressor (32).
Thus, the same effect as that attained by the 1st aspect can be attained.
In order to achieve the above object, a vehicle cooling system according to the invention of claim 10 is provided.
A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools air by exchanging heat between the heat medium cooled by the chiller (14) and the air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) for cooling the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation flow path forming part (22) for forming a second circulation flow path for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14) and the heat of the intercooler (15) of the second circulation channel (22). A first communication channel is formed which is connected to the medium outlet side and a portion of the radiator (13) on the heat medium inlet side and communicates the first circulation channel (21) and the second circulation channel (22). 1 communication channel forming part (23),
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and a heat medium of the radiator (13) in the second circulation channel (22) A second communication channel is formed which is connected to the outlet side and a portion on the heat medium inlet side of the intercooler (15) and communicates the first circulation channel (21) and the second circulation channel (22). Two communication flow path forming sections (24);
A switching unit that switches between a state in which the first circulation channel (21) and the second circulation channel (22) communicate with each other through the first communication channel (23) and the second communication channel (24) and a state in which the first circulation channel (22) does not communicate with each other. 25)
A flow rate adjusting means (11) disposed in the first circulation channel (21) for adjusting the flow rate of the heat medium;
A control unit (40) for controlling the switching unit (25) and the flow rate adjusting unit (11),
The switching unit (25)
A three-way valve arranged at the connection between the first circulation channel (21) and the first communication channel (23);
A state in which the heat medium outlet side of the cooler core (16) and the heat medium inlet side of the chiller (14) are communicated, and a state in which the heat medium outlet side of the cooler core (16) and the first communication channel (23) are communicated. , It is possible to switch between a state in which the heat medium inlet side of the chiller (14) and the first communication channel (23) side are communicated with each other,
In the intake air cooling priority mode, the control means (40)
The switching unit (25) is controlled so that only the heat medium inlet side of the chiller (14) and the first communication channel (23) communicate with each other,
By controlling the flow rate adjusting means (11) to stop, the heat medium is circulated so as to bypass the cooler core (16).
Thus, the same effect as that attained by the 1st aspect can be attained.
In order to achieve the above object, a vehicle cooling system according to the invention of claim 11 is provided.
A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools air by exchanging heat between the heat medium cooled by the chiller (14) and the air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) for cooling the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation flow path forming part (22) for forming a second circulation flow path for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14) and the heat of the intercooler (15) of the second circulation channel (22). A first communication channel is formed which is connected to the medium outlet side and a portion of the radiator (13) on the heat medium inlet side and communicates the first circulation channel (21) and the second circulation channel (22). 1 communication channel forming part (23),
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and a heat medium of the radiator (13) in the second circulation channel (22) A second communication channel is formed which is connected to the outlet side and a portion on the heat medium inlet side of the intercooler (15) and communicates the first circulation channel (21) and the second circulation channel (22). Two communication flow path forming sections (24);
A switching unit that switches between a state in which the first circulation channel (21) and the second circulation channel (22) communicate with each other through the first communication channel (23) and the second communication channel (24) and a state in which the first circulation channel (22) does not communicate with each other. 25)
Control means (40) for controlling the switching unit (25),
The switching unit (25)
A three-way valve arranged at the connection between the first circulation channel (21) and the first communication channel (23);
A state in which the heat medium outlet side of the cooler core (16) and the heat medium inlet side of the chiller (14) are communicated, and a state in which the heat medium outlet side of the cooler core (16) and the first communication channel (23) are communicated. , It is possible to switch between a state in which the heat medium inlet side of the chiller (14) and the first communication channel (23) side are communicated with each other,
The control means (40) is configured to switch the heat medium outlet side of the cooler core (16), the heat medium inlet side of the chiller (14), and the first communication channel (23) to communicate with each other in the intake air cooling assist mode. (25) is controlled.
Thus, the same effect as that attained by the 1st aspect can be attained.
Claims (11)
前記チラー（１４）で冷却された前記熱媒体と車室内へ送風される空気とを熱交換させて前記空気を冷却するクーラコア（１６）と、
前記チラー（１４）と前記クーラコア（１６）との間で前記熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と前記熱媒体とを熱交換させて前記吸気を冷却するインタークーラ（１５）と、
前記インタークーラ（１５）で熱交換された前記熱媒体と外気とを熱交換させるラジエータ（１３）と、
前記インタークーラ（１５）と前記ラジエータ（１３）との間で前記熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
前記第１循環流路（２１）のうち前記クーラコア（１６）の熱媒体出口側かつ前記チラー（１４）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記インタークーラ（１５）の熱媒体出口側かつ前記ラジエータ（１３）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
前記第１循環流路（２１）のうち前記チラー（１４）の熱媒体出口側かつ前記クーラコア（１６）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記ラジエータ（１３）の熱媒体出口側かつ前記インタークーラ（１５）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
前記第１循環流路（２１）と前記第２循環流路（２２）とが前記第１連通流路（２３）および前記第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）とを備え、
前記切替部（２５）は、前記クーラコア（１６）の熱媒体出口側および前記第１連通流路（２３）のみを互いに連通させることができる車両用冷却システム。 A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools the air by exchanging heat between the heat medium cooled by the chiller (14) and air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) that cools the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation channel forming part (22) for forming a second circulation channel for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14), and the intercooler of the second circulation channel (22). (15) connected to the heat medium outlet side and the radiator (13) on the heat medium inlet side, and communicates the first circulation channel (21) and the second circulation channel (22). A first communication channel forming part (23) for forming one communication channel;
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and the radiator of the second circulation channel (22) ( 13) connected to the heat medium outlet side of the intercooler (15) and the heat medium inlet side portion of the intercooler (15), and communicates the first circulation channel (21) and the second circulation channel (22). A second communication channel forming part (24) for forming two communication channels;
A state in which the first circulation channel (21) and the second circulation channel (22) are communicated with each other by the first communication channel (23) and the second communication channel (24); A switching unit (25) for switching ,
The switching unit (25) is a vehicle cooling system that allows only the heat medium outlet side of the cooler core (16) and the first communication channel (23) to communicate with each other .
前記チラー（１４）で冷却された前記熱媒体と車室内へ送風される空気とを熱交換させて前記空気を冷却するクーラコア（１６）と、
前記チラー（１４）と前記クーラコア（１６）との間で前記熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と前記熱媒体とを熱交換させて前記吸気を冷却するインタークーラ（１５）と、
前記インタークーラ（１５）で熱交換された前記熱媒体と外気とを熱交換させるラジエータ（１３）と、
前記インタークーラ（１５）と前記ラジエータ（１３）との間で前記熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
前記第１循環流路（２１）のうち前記クーラコア（１６）の熱媒体出口側かつ前記チラー（１４）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記インタークーラ（１５）の熱媒体出口側かつ前記ラジエータ（１３）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
前記第１循環流路（２１）のうち前記チラー（１４）の熱媒体出口側かつ前記クーラコア（１６）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記ラジエータ（１３）の熱媒体出口側かつ前記インタークーラ（１５）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
前記第１循環流路（２１）と前記第２循環流路（２２）とが前記第１連通流路（２３）および前記第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）とを備え、
前記切替部（２５）は、前記チラー（１４）の熱媒体入口側および前記第１連通流路（２３）のみを互いに連通させることができる車両用冷却システム。 A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools the air by exchanging heat between the heat medium cooled by the chiller (14) and air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) that cools the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation channel forming part (22) for forming a second circulation channel for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14), and the intercooler of the second circulation channel (22). (15) connected to the heat medium outlet side and the radiator (13) on the heat medium inlet side, and communicates the first circulation channel (21) and the second circulation channel (22). A first communication channel forming part (23) for forming one communication channel;
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and the radiator of the second circulation channel (22) ( 13) connected to the heat medium outlet side of the intercooler (15) and the heat medium inlet side portion of the intercooler (15), and communicates the first circulation channel (21) and the second circulation channel (22). A second communication channel forming part (24) for forming two communication channels;
A state in which the first circulation channel (21) and the second circulation channel (22) are communicated with each other by the first communication channel (23) and the second communication channel (24); A switching unit (25) for switching ,
The switching unit (25) is a vehicle cooling system that allows only the heat medium inlet side of the chiller (14) and the first communication channel (23) to communicate with each other .
前記第１循環流路（２１）と前記第１連通流路（２３）との接続部に配置された三方弁であり、
前記クーラコア（１６）の熱媒体出口側と前記チラー（１４）の熱媒体入口側とを連通させる状態と、前記クーラコア（１６）の熱媒体出口側と前記第１連通流路（２３）とを連通させる状態と、前記チラー（１４）の熱媒体入口側と前記第１連通流路（２３）側とを連通させる状態とを切り替え可能になっている請求項１または２に記載の車両用冷却システム。 The switching unit (25)
A three-way valve disposed at a connection between the first circulation channel (21) and the first communication channel (23);
A state in which the heat medium outlet side of the cooler core (16) communicates with the heat medium inlet side of the chiller (14), and a heat medium outlet side of the cooler core (16) and the first communication flow path (23). The cooling for vehicles according to claim 1 or 2 which can change between the state which makes it communicate, and the state which makes the heat carrier entrance side of said chiller (14), and said 1st communication channel (23) side communicate. system.
前記クーラコア（１６）の熱媒体出口側から前記チラー（１４）の熱媒体入口側へ向かって流れる前記熱媒体と、前記第１連通流路（２３）側から前記チラー（１４）の熱媒体入口側へ向かって流れる前記熱媒体との流量比を調整可能になっている請求項３に記載の車両用冷却システム。 The switching unit (25)
The heat medium that flows from the heat medium outlet side of the cooler core (16) toward the heat medium inlet side of the chiller (14), and the heat medium inlet of the chiller (14) from the first communication channel (23) side The vehicle cooling system according to claim 3 , wherein a flow rate ratio with the heat medium flowing toward the side can be adjusted.
前記チラー（１４）で冷却された前記熱媒体と車室内へ送風される空気とを熱交換させて前記空気を冷却するクーラコア（１６）と、
前記チラー（１４）と前記クーラコア（１６）との間で前記熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と前記熱媒体とを熱交換させて前記吸気を冷却するインタークーラ（１５）と、
前記インタークーラ（１５）で熱交換された前記熱媒体と外気とを熱交換させるラジエータ（１３）と、
前記インタークーラ（１５）と前記ラジエータ（１３）との間で前記熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
前記第１循環流路（２１）のうち前記クーラコア（１６）の熱媒体出口側かつ前記チラー（１４）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記インタークーラ（１５）の熱媒体出口側かつ前記ラジエータ（１３）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
前記第１循環流路（２１）のうち前記チラー（１４）の熱媒体出口側かつ前記クーラコア（１６）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記ラジエータ（１３）の熱媒体出口側かつ前記インタークーラ（１５）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
前記第１循環流路（２１）と前記第２循環流路（２２）とが前記第１連通流路（２３）および前記第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）とを備え、
前記切替部（２５）は、
前記第１循環流路（２１）と前記第１連通流路（２３）との接続部に配置された三方弁であり、
前記クーラコア（１６）の熱媒体出口側と前記チラー（１４）の熱媒体入口側とを連通させる状態と、前記クーラコア（１６）の熱媒体出口側と前記第１連通流路（２３）とを連通させる状態と、前記チラー（１４）の熱媒体入口側と前記第１連通流路（２３）側とを連通させる状態とを切り替え可能になっており、
前記クーラコア（１６）の熱媒体出口側から前記チラー（１４）の熱媒体入口側へ向かって流れる前記熱媒体と、前記第１連通流路（２３）側から前記チラー（１４）の熱媒体入口側へ向かって流れる前記熱媒体との流量比を調整可能になっている車両用冷却システム。 A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools the air by exchanging heat between the heat medium cooled by the chiller (14) and air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) that cools the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation channel forming part (22) for forming a second circulation channel for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14), and the intercooler of the second circulation channel (22). (15) connected to the heat medium outlet side and the radiator (13) on the heat medium inlet side, and communicates the first circulation channel (21) and the second circulation channel (22). A first communication channel forming part (23) for forming one communication channel;
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and the radiator of the second circulation channel (22) ( 13) connected to the heat medium outlet side of the intercooler (15) and the heat medium inlet side portion of the intercooler (15), and communicates the first circulation channel (21) and the second circulation channel (22). A second communication channel forming part (24) for forming two communication channels;
A state in which the first circulation channel (21) and the second circulation channel (22) are communicated with each other by the first communication channel (23) and the second communication channel (24); A switching unit (25) for switching ,
The switching unit (25)
A three-way valve disposed at a connection between the first circulation channel (21) and the first communication channel (23);
A state in which the heat medium outlet side of the cooler core (16) communicates with the heat medium inlet side of the chiller (14), and a heat medium outlet side of the cooler core (16) and the first communication flow path (23). It is possible to switch between a state of communication and a state of communication between the heat medium inlet side of the chiller (14) and the first communication channel (23) side,
The heat medium that flows from the heat medium outlet side of the cooler core (16) toward the heat medium inlet side of the chiller (14), and the heat medium inlet of the chiller (14) from the first communication channel (23) side A vehicle cooling system capable of adjusting a flow rate ratio with the heat medium flowing toward the side .
前記バイパス流路（２６）を流れる前記熱媒体と、前記ラジエータ（１３）を流れる前記熱媒体との流量比を調整する流量比調整部（２７）とを備える請求項１ないし５のいずれか１つに記載の車両用冷却システム。 A bypass flow path forming section (26) for forming a bypass flow path in which the heat medium exchanged by the intercooler (15) flows by bypassing the radiator (13);
And the heating medium flowing through the bypass passage (26), one of the radiator flow rate ratio adjustment unit for adjusting the flow ratio of the heat medium flowing through (13) (27) to the claims 1 comprises a 5 1 Vehicle cooling system as described in one .
前記第２循環流路（２２）のうち前記ラジエータ（１３）の熱媒体出口側かつ前記インタークーラ（１５）の熱媒体入口側の部位と前記バイパス流路（２６）との接続部に配置された三方弁であり、
前記ラジエータ（１３）の熱媒体出口側から前記インタークーラ（１５）の熱媒体入口側へ向かって流れる前記熱媒体と、前記バイパス流路（２６）側から前記インタークーラ（１５）の熱媒体入口側へ向かって流れる前記熱媒体との流量比を調整する請求項６に記載の車両用冷却システム。 The flow rate ratio adjustment unit (27)
Of the second circulation channel (22), it is disposed at a connection portion between the bypass channel (26) and a portion on the heat medium outlet side of the radiator (13) and the heat medium inlet side of the intercooler (15). Three-way valve
The heat medium that flows from the heat medium outlet side of the radiator (13) toward the heat medium inlet side of the intercooler (15), and the heat medium inlet of the intercooler (15) from the bypass flow path (26) side The cooling system for vehicles according to claim 6 which adjusts a flow rate ratio with said heat carrier which flows toward the side.
前記チラー（１４）で冷却された前記熱媒体と車室内へ送風される空気とを熱交換させて前記空気を冷却するクーラコア（１６）と、
前記チラー（１４）と前記クーラコア（１６）との間で前記熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と前記熱媒体とを熱交換させて前記吸気を冷却するインタークーラ（１５）と、
前記インタークーラ（１５）で熱交換された前記熱媒体と外気とを熱交換させるラジエータ（１３）と、
前記インタークーラ（１５）と前記ラジエータ（１３）との間で前記熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
前記第１循環流路（２１）のうち前記クーラコア（１６）の熱媒体出口側かつ前記チラー（１４）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記インタークーラ（１５）の熱媒体出口側かつ前記ラジエータ（１３）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
前記第１循環流路（２１）のうち前記チラー（１４）の熱媒体出口側かつ前記クーラコア（１６）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記ラジエータ（１３）の熱媒体出口側かつ前記インタークーラ（１５）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
前記第１循環流路（２１）と前記第２循環流路（２２）とが前記第１連通流路（２３）および前記第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）と、
前記冷凍サイクル（３１）に配置され、吸入した冷媒を圧縮して吐出する圧縮機（３２）と、
前記切替部（２５）および前記圧縮機（３２）を制御する制御手段（４０）とを備え、
前記切替部（２５）は、
前記第１循環流路（２１）と前記第１連通流路（２３）との接続部に配置された三方弁であり、
前記クーラコア（１６）の熱媒体出口側と前記チラー（１４）の熱媒体入口側とを連通させる状態と、前記クーラコア（１６）の熱媒体出口側と前記第１連通流路（２３）とを連通させる状態と、前記チラー（１４）の熱媒体入口側と前記第１連通流路（２３）側とを連通させる状態とを切り替え可能になっており、
前記制御手段（４０）は、圧縮機停止除湿モードにおいて、
前記切替部（２５）を、前記クーラコア（１６）の熱媒体出口側および前記第１連通流路（２３）のみを互いに連通させるように制御することによって、前記チラー（１４）を迂回するように前記熱媒体を循環させ、
前記圧縮機（３２）を停止させるように制御する車両用冷却システム。 A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools the air by exchanging heat between the heat medium cooled by the chiller (14) and air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) that cools the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation channel forming part (22) for forming a second circulation channel for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14), and the intercooler of the second circulation channel (22). (15) connected to the heat medium outlet side and the radiator (13) on the heat medium inlet side, and communicates the first circulation channel (21) and the second circulation channel (22). A first communication channel forming part (23) for forming one communication channel;
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and the radiator of the second circulation channel (22) ( 13) connected to the heat medium outlet side of the intercooler (15) and the heat medium inlet side portion of the intercooler (15), and communicates the first circulation channel (21) and the second circulation channel (22). A second communication channel forming part (24) for forming two communication channels;
A state in which the first circulation channel (21) and the second circulation channel (22) are communicated with each other by the first communication channel (23) and the second communication channel (24); A switching unit (25) for switching ;
A compressor (32) disposed in the refrigeration cycle (31) for compressing and discharging the sucked refrigerant;
Control means (40) for controlling the switching unit (25) and the compressor (32),
The switching unit (25)
A three-way valve disposed at a connection between the first circulation channel (21) and the first communication channel (23);
A state in which the heat medium outlet side of the cooler core (16) communicates with the heat medium inlet side of the chiller (14), and a heat medium outlet side of the cooler core (16) and the first communication flow path (23). It is possible to switch between a state of communication and a state of communication between the heat medium inlet side of the chiller (14) and the first communication channel (23) side,
In the compressor stop dehumidification mode, the control means (40)
By controlling the switching unit (25) so that only the heat medium outlet side of the cooler core (16) and the first communication channel (23) communicate with each other, the chiller (14) is bypassed. Circulating the heat medium;
A vehicle cooling system that controls the compressor (32) to stop .
前記チラー（１４）で冷却された前記熱媒体と車室内へ送風される空気とを熱交換させて前記空気を冷却するクーラコア（１６）と、
前記チラー（１４）と前記クーラコア（１６）との間で前記熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と前記熱媒体とを熱交換させて前記吸気を冷却するインタークーラ（１５）と、
前記インタークーラ（１５）で熱交換された前記熱媒体と外気とを熱交換させるラジエータ（１３）と、
前記インタークーラ（１５）と前記ラジエータ（１３）との間で前記熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
前記第１循環流路（２１）のうち前記クーラコア（１６）の熱媒体出口側かつ前記チラー（１４）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記インタークーラ（１５）の熱媒体出口側かつ前記ラジエータ（１３）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
前記第１循環流路（２１）のうち前記チラー（１４）の熱媒体出口側かつ前記クーラコア（１６）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記ラジエータ（１３）の熱媒体出口側かつ前記インタークーラ（１５）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
前記第１循環流路（２１）と前記第２循環流路（２２）とが前記第１連通流路（２３）および前記第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）と、
前記第１循環流路（２１）に配置され、前記熱媒体の流量を調整する流量調整手段（１１）と、
前記切替部（２５）および前記流量調整手段（１１）を制御する制御手段（４０）とを備え、
前記切替部（２５）は、
前記第１循環流路（２１）と前記第１連通流路（２３）との接続部に配置された三方弁であり、
前記クーラコア（１６）の熱媒体出口側と前記チラー（１４）の熱媒体入口側とを連通させる状態と、前記クーラコア（１６）の熱媒体出口側と前記第１連通流路（２３）とを連通させる状態と、前記チラー（１４）の熱媒体入口側と前記第１連通流路（２３）側とを連通させる状態とを切り替え可能になっており、
前記制御手段（４０）は、吸気冷却優先モードにおいて、
前記チラー（１４）の熱媒体入口側および前記第１連通流路（２３）のみを互いに連通させるように前記切替部（２５）を制御し、
前記流量調整手段（１１）を停止させるように制御することで、前記クーラコア（１６）を迂回するように前記熱媒体を循環させる車両用冷却システム。 A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools the air by exchanging heat between the heat medium cooled by the chiller (14) and air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) that cools the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation channel forming part (22) for forming a second circulation channel for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14), and the intercooler of the second circulation channel (22). (15) connected to the heat medium outlet side and the radiator (13) on the heat medium inlet side, and communicates the first circulation channel (21) and the second circulation channel (22). A first communication channel forming part (23) for forming one communication channel;
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and the radiator of the second circulation channel (22) ( 13) connected to the heat medium outlet side of the intercooler (15) and the heat medium inlet side portion of the intercooler (15), and communicates the first circulation channel (21) and the second circulation channel (22). A second communication channel forming part (24) for forming two communication channels;
A state in which the first circulation channel (21) and the second circulation channel (22) are communicated with each other by the first communication channel (23) and the second communication channel (24); A switching unit (25) for switching ;
A flow rate adjusting means (11) disposed in the first circulation channel (21) for adjusting the flow rate of the heat medium;
Control means (40) for controlling the switching part (25) and the flow rate adjusting means (11),
The switching unit (25)
A three-way valve disposed at a connection between the first circulation channel (21) and the first communication channel (23);
A state in which the heat medium outlet side of the cooler core (16) communicates with the heat medium inlet side of the chiller (14), and a heat medium outlet side of the cooler core (16) and the first communication flow path (23). It is possible to switch between a state of communication and a state of communication between the heat medium inlet side of the chiller (14) and the first communication channel (23) side,
In the intake air cooling priority mode, the control means (40)
Controlling the switching unit (25) so that only the heat medium inlet side of the chiller (14) and the first communication channel (23) communicate with each other;
A vehicle cooling system that circulates the heat medium so as to bypass the cooler core (16) by controlling the flow rate adjusting means (11) to stop .
前記チラー（１４）で冷却された前記熱媒体と車室内へ送風される空気とを熱交換させて前記空気を冷却するクーラコア（１６）と、
前記チラー（１４）と前記クーラコア（１６）との間で前記熱媒体を循環させる第１循環流路を形成する第１循環流路形成部（２１）と、
エンジンの吸気と前記熱媒体とを熱交換させて前記吸気を冷却するインタークーラ（１５）と、
前記インタークーラ（１５）で熱交換された前記熱媒体と外気とを熱交換させるラジエータ（１３）と、
前記インタークーラ（１５）と前記ラジエータ（１３）との間で前記熱媒体を循環させる第２循環流路を形成する第２循環流路形成部（２２）と、
前記第１循環流路（２１）のうち前記クーラコア（１６）の熱媒体出口側かつ前記チラー（１４）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記インタークーラ（１５）の熱媒体出口側かつ前記ラジエータ（１３）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第１連通流路を形成する第１連通流路形成部（２３）と、
前記第１循環流路（２１）のうち前記チラー（１４）の熱媒体出口側かつ前記クーラコア（１６）の熱媒体入口側の部位と、前記第２循環流路（２２）のうち前記ラジエータ（１３）の熱媒体出口側かつ前記インタークーラ（１５）の熱媒体入口側の部位とに接続され、前記第１循環流路（２１）と前記第２循環流路（２２）とを連通する第２連通流路を形成する第２連通流路形成部（２４）と、
前記第１循環流路（２１）と前記第２循環流路（２２）とが前記第１連通流路（２３）および前記第２連通流路（２４）によって連通する状態と連通しない状態とを切り替える切替部（２５）と、
前記切替部（２５）を制御する制御手段（４０）とを備え、
前記切替部（２５）は、
前記第１循環流路（２１）と前記第１連通流路（２３）との接続部に配置された三方弁であり、
前記クーラコア（１６）の熱媒体出口側と前記チラー（１４）の熱媒体入口側とを連通させる状態と、前記クーラコア（１６）の熱媒体出口側と前記第１連通流路（２３）とを連通させる状態と、前記チラー（１４）の熱媒体入口側と前記第１連通流路（２３）側とを連通させる状態とを切り替え可能になっており、
前記制御手段（４０）は、吸気冷却補助モードにおいて、前記クーラコア（１６）の熱媒体出口側、前記チラー（１４）の熱媒体入口側、および前記第１連通流路（２３）を互いに連通させるように前記切替部（２５）を制御する車両用冷却システム。 A chiller (14) for exchanging heat between the low-pressure side refrigerant of the refrigeration cycle (31) and the heat medium to cool the heat medium;
A cooler core (16) that cools the air by exchanging heat between the heat medium cooled by the chiller (14) and air blown into the vehicle interior;
A first circulation channel forming part (21) for forming a first circulation channel for circulating the heat medium between the chiller (14) and the cooler core (16);
An intercooler (15) that cools the intake air by exchanging heat between the intake air of the engine and the heat medium;
A radiator (13) for exchanging heat between the heat medium exchanged by the intercooler (15) and the outside air;
A second circulation channel forming part (22) for forming a second circulation channel for circulating the heat medium between the intercooler (15) and the radiator (13);
A portion of the first circulation channel (21) on the heat medium outlet side of the cooler core (16) and a heat medium inlet side of the chiller (14), and the intercooler of the second circulation channel (22). (15) connected to the heat medium outlet side and the radiator (13) on the heat medium inlet side, and communicates the first circulation channel (21) and the second circulation channel (22). A first communication channel forming part (23) for forming one communication channel;
A part of the first circulation channel (21) on the heat medium outlet side of the chiller (14) and a heat medium inlet side of the cooler core (16), and the radiator of the second circulation channel (22) ( 13) connected to the heat medium outlet side of the intercooler (15) and the heat medium inlet side portion of the intercooler (15), and communicates the first circulation channel (21) and the second circulation channel (22). A second communication channel forming part (24) for forming two communication channels;
A state in which the first circulation channel (21) and the second circulation channel (22) are communicated with each other by the first communication channel (23) and the second communication channel (24); A switching unit (25) for switching ;
Control means (40) for controlling the switching unit (25),
The switching unit (25)
A three-way valve disposed at a connection between the first circulation channel (21) and the first communication channel (23);
A state in which the heat medium outlet side of the cooler core (16) communicates with the heat medium inlet side of the chiller (14), and a heat medium outlet side of the cooler core (16) and the first communication flow path (23). It is possible to switch between a state of communication and a state of communication between the heat medium inlet side of the chiller (14) and the first communication channel (23) side,
The control means (40) causes the heat medium outlet side of the cooler core (16), the heat medium inlet side of the chiller (14), and the first communication channel (23) to communicate with each other in the intake air cooling assist mode. The vehicle cooling system for controlling the switching unit (25) as described above .
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015240024A JP6390601B2 (en) | 2015-12-09 | 2015-12-09 | Vehicle cooling system |
| PCT/JP2016/084432 WO2017098901A1 (en) | 2015-12-09 | 2016-11-21 | Cooling system for vehicle |
| CN201680068250.6A CN108291473B (en) | 2015-12-09 | 2016-11-21 | Cooling system for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015240024A JP6390601B2 (en) | 2015-12-09 | 2015-12-09 | Vehicle cooling system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017106367A JP2017106367A (en) | 2017-06-15 |
| JP2017106367A5 true JP2017106367A5 (en) | 2018-02-08 |
| JP6390601B2 JP6390601B2 (en) | 2018-09-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015240024A Expired - Fee Related JP6390601B2 (en) | 2015-12-09 | 2015-12-09 | Vehicle cooling system |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6390601B2 (en) |
| CN (1) | CN108291473B (en) |
| WO (1) | WO2017098901A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE542979C2 (en) * | 2018-10-09 | 2020-09-22 | Scania Cv Ab | A temperature control system, a vehicle provided therewith and a method for controlling the operation thereof |
| CN109367351B (en) * | 2018-10-13 | 2021-10-08 | 朱森林 | Multifunctional system for electric automobile |
| JP7159877B2 (en) | 2019-01-08 | 2022-10-25 | トヨタ自動車株式会社 | battery cooling system |
| JP7251229B2 (en) * | 2019-03-13 | 2023-04-04 | トヨタ自動車株式会社 | In-vehicle temperature controller |
| JP2020164153A (en) * | 2019-03-29 | 2020-10-08 | 株式会社デンソー | Air conditioner |
| JP7392296B2 (en) * | 2019-06-10 | 2023-12-06 | 株式会社デンソー | Refrigeration cycle equipment |
| SE543426C2 (en) * | 2019-06-13 | 2021-02-16 | Scania Cv Ab | Method of Controlling Flow of Coolant, Vehicle Cooling System, and Related Devices |
| JP7294186B2 (en) * | 2020-03-02 | 2023-06-20 | トヨタ自動車株式会社 | HEAT EXCHANGE SYSTEM, METHOD, PROGRAM AND VEHICLE |
| JP2021154823A (en) * | 2020-03-26 | 2021-10-07 | いすゞ自動車株式会社 | Vehicle cooling device |
| JP2021154822A (en) * | 2020-03-26 | 2021-10-07 | いすゞ自動車株式会社 | Vehicle cooling device |
| JP7288127B1 (en) | 2022-09-16 | 2023-06-06 | 三菱重工サーマルシステムズ株式会社 | Vehicle temperature control system and temperature control method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000315513A (en) * | 1999-05-06 | 2000-11-14 | Nissan Motor Co Ltd | Radiator system for fuel cell/automobile |
| JP5910517B2 (en) * | 2012-02-02 | 2016-04-27 | 株式会社デンソー | Heat exchanger |
| JP6135256B2 (en) * | 2012-05-23 | 2017-05-31 | 株式会社デンソー | Thermal management system for vehicles |
| JP5983187B2 (en) * | 2012-08-28 | 2016-08-31 | 株式会社デンソー | Thermal management system for vehicles |
| JP6314821B2 (en) * | 2014-01-29 | 2018-04-25 | 株式会社デンソー | Air conditioner for vehicles |
| JP6303615B2 (en) * | 2014-03-05 | 2018-04-04 | 株式会社デンソー | Thermal management system for vehicles |
-
2015
- 2015-12-09 JP JP2015240024A patent/JP6390601B2/en not_active Expired - Fee Related
-
2016
- 2016-11-21 WO PCT/JP2016/084432 patent/WO2017098901A1/en active Application Filing
- 2016-11-21 CN CN201680068250.6A patent/CN108291473B/en not_active Expired - Fee Related
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