JP6024203B2 - 車両用空気調和装置 - Google Patents
車両用空気調和装置 Download PDFInfo
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- JP6024203B2 JP6024203B2 JP2012118338A JP2012118338A JP6024203B2 JP 6024203 B2 JP6024203 B2 JP 6024203B2 JP 2012118338 A JP2012118338 A JP 2012118338A JP 2012118338 A JP2012118338 A JP 2012118338A JP 6024203 B2 JP6024203 B2 JP 6024203B2
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- Prior art keywords
- heat exchanger
- air conditioner
- refrigerant
- way valve
- compressor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Air-Conditioning For Vehicles (AREA)
Description
まず本願発明の実施の形態を説明するにあたって、本実施の形態に係る車両用空気調和装置が搭載される鉄道車両の空調システムについて説明する。図1は実施の形態1に係る車両用空気調和装置を搭載した鉄道車両の空調システムの構成を示す図である。
Claims (4)
- 圧縮機、四方弁、室外熱交換器、減圧機構、室内熱交換器を主配管で順次接続し、前記四方弁で冷媒の経路を切換えることにより、冷房運転と暖房運転とを選択的に行うヒートポンプサイクルと、
一端が前記室外熱交換器と前記減圧機構を繋ぐ主配管に接続され、他端が前記減圧機構と前記室内熱交換器を繋ぐ主配管に接続されたバイパス配管と、
前記室外熱交換器と前記減圧機構を繋ぐ主配管において、前記バイパス配管との接続部と前記減圧機構との間に設けられる第1電磁弁と、
前記バイパス配管に設けられ、該バイパス配管の開閉を行う第2電磁弁と、
冷房運転から暖房運転、又は暖房運転から冷房運転への運転切り替え時、前記圧縮機の駆動を停止して前記冷媒の循環を停止させた後、前記第2電磁弁を開く制御を実行し、その後、前記四方弁を切り替える制御を実行する制御部と、
を備えた車両用空気調和装置。 - 前記制御部は、前記四方弁を切り替える前に、所定時間経過するまで前記第2電磁弁を開く制御を継続することを特徴とする請求項1記載の車両用空気調和装置。
- 主配管内の圧力を検出するセンサを備え、
前記制御部は、前記四方弁を切り替える前に、前記センサの検出値が所定値になるまで前記第2電磁弁を開く制御を継続することを特徴とする請求項1記載の車両用空気調和装置。 - 前記バイパス配管は、略水平に延在した主配管の円周部の下側に接続されることを特徴とする請求項1〜3のいずれかに記載の車両用空気調和装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2012118338A JP6024203B2 (ja) | 2012-05-24 | 2012-05-24 | 車両用空気調和装置 |
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JP2012118338A JP6024203B2 (ja) | 2012-05-24 | 2012-05-24 | 車両用空気調和装置 |
Publications (2)
Publication Number | Publication Date |
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JP2013244779A JP2013244779A (ja) | 2013-12-09 |
JP6024203B2 true JP6024203B2 (ja) | 2016-11-09 |
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ID=49844915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2012118338A Active JP6024203B2 (ja) | 2012-05-24 | 2012-05-24 | 車両用空気調和装置 |
Country Status (1)
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JP (1) | JP6024203B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109080652B (zh) * | 2018-09-21 | 2019-08-16 | 石家庄国祥运输设备有限公司 | 一种轨道车辆司机室空调压力调控方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59164219A (ja) * | 1983-03-04 | 1984-09-17 | Hitachi Ltd | 車両用空調装置の制御方法および装置 |
JPH0891042A (ja) * | 1994-09-27 | 1996-04-09 | Nippon Soken Inc | ヒートポンプ式冷暖房装置 |
JPH09295506A (ja) * | 1996-05-01 | 1997-11-18 | Sanden Corp | 車両用空調装置 |
JP2010234945A (ja) * | 2009-03-31 | 2010-10-21 | Hitachi Ltd | 鉄道車両用ヒートポンプ空調装置 |
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2012
- 2012-05-24 JP JP2012118338A patent/JP6024203B2/ja active Active
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