JP2002061975A - Air conditioner for transporting machine - Google Patents
Air conditioner for transporting machineInfo
- Publication number
- JP2002061975A JP2002061975A JP2000253176A JP2000253176A JP2002061975A JP 2002061975 A JP2002061975 A JP 2002061975A JP 2000253176 A JP2000253176 A JP 2000253176A JP 2000253176 A JP2000253176 A JP 2000253176A JP 2002061975 A JP2002061975 A JP 2002061975A
- Authority
- JP
- Japan
- Prior art keywords
- air
- turbine
- cooling
- ram
- transfer line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001816 cooling Methods 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 238000000605 extraction Methods 0.000 abstract 4
- 238000000926 separation method Methods 0.000 abstract 1
- 230000001143 conditioned effect Effects 0.000 description 6
- 239000000446 fuel Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
- B64D2013/0603—Environmental Control Systems
- B64D2013/0662—Environmental Control Systems with humidity control
-
- 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
- Y02T50/00—Aeronautics or air transport
- Y02T50/50—On board measures aiming to increase energy efficiency
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本願発明は、航空機、船舶、
自動車などの輸送機械に利用される空調装置に関する。TECHNICAL FIELD The present invention relates to an aircraft, a ship,
The present invention relates to an air conditioner used for a transportation machine such as an automobile.
【０００２】[0002]
【従来の技術】航空機、船舶、自動車などの輸送機械
は、一般に、居住室や電子機器室などに適温、適圧の調
和空気を供給するための空調装置を備えている。この空
調装置は、調温、調圧以外にも、除湿の役割や、居住室
に酸素を送り込む役割、筐体から漏れる空気を補うな
ど、様々な役割を兼ね備えているが、これらの役割を果
たすためには、外気の取り込みが不可欠となる。2. Description of the Related Art Transport machines, such as aircraft, ships, and automobiles, generally include an air conditioner for supplying conditioned air of a suitable temperature and pressure to a room such as a living room or an electronic equipment room. This air conditioner has various functions other than temperature control and pressure control, such as dehumidification, sending oxygen into the living room, and supplementing air leaking from the housing. Therefore, taking in outside air is indispensable.
【０００３】このため、従来では、予圧に必要な圧力な
どが得られると共に、常に十分な量の外気が存在するエ
ンジン（補助動力部を含む）から抽気を得、得られたエ
ンジン抽気を調温及び調圧などして調和空気として居住
室などに供給する空調装置が広く使用されている。[0003] For this reason, conventionally, a pressure required for preloading and the like are obtained, and at the same time, bleed air is obtained from an engine (including an auxiliary power unit) in which a sufficient amount of outside air always exists, and the obtained engine bleed air is temperature-controlled. Air conditioners that supply pressure to a living room or the like as conditioned air by adjusting the pressure are widely used.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、このよ
うな輸送機械用空調装置では、乗員及び乗客などに対し
て必要な酸素量を供給する必要性から常時一定量の調和
空気が必要となる。このため、居住室などに供給するた
めの調和空気をすべてエンジン抽気に依存していた従来
の輸送機械用空調装置では、優先的に必要量の調和空気
を供給する必要性から、常時エンジン負荷が増大し、燃
費が悪化するなどの課題が生じていた。However, in such an air conditioner for a transport machine, a constant amount of conditioned air is always required due to the necessity of supplying a necessary amount of oxygen to passengers and passengers. For this reason, conventional transport equipment air conditioners that rely entirely on engine bleed air to supply conditioned air to living rooms, etc., require the priority supply of the required amount of conditioned air. There have been problems such as increased fuel economy.
【０００５】本願発明は、これらの課題を解決するため
に創案されたものであって、居住室などへ必要量の調和
空気を供給すると共に、エンジン抽気量の低減によって
エンジン負荷を軽減することができる輸送機械用空調装
置の提供を目的とする。The present invention has been made in order to solve these problems, and it is possible to supply a required amount of conditioned air to a living room and the like, and to reduce an engine load by reducing an engine bleed amount. It is an object of the present invention to provide an air conditioner for transportation equipment that can be used.
【０００６】[0006]
【課題を解決するための手段】請求項１の発明は、エン
ジン抽気を断熱膨張させることにより得た冷却空気を供
給する輸送機械用空調装置において、エンジン抽気から
得た前記冷却空気に加えて、ラム空気を昇圧及び冷却す
ることにより得た冷却空気をも供給する手段を備えたこ
とを特徴とする。According to a first aspect of the present invention, there is provided an air conditioner for a transport machine for supplying cooling air obtained by adiabatically expanding an engine bleed air, in addition to the cooling air obtained from the engine bleed air, A means for supplying cooling air obtained by pressurizing and cooling the ram air is also provided.
【０００７】請求項１の発明によれば、エンジン抽気に
加え、ラム空気から得られた冷却空気も居住室などに供
給されるため、その分だけエンジン抽気量を低減させる
ことができるため、エンジン負荷の軽減により輸送機械
の燃費などを向上させることが可能となる。According to the first aspect of the present invention, in addition to the engine bleed air, the cooling air obtained from the ram air is also supplied to the living room and the like, so that the amount of the engine bleed air can be reduced by that much. By reducing the load, it becomes possible to improve the fuel efficiency and the like of the transport machine.
【０００８】請求項２の発明は、輸送機械用空調装置で
あって、エンジン抽気によって駆動されると共に、前記
エンジン抽気を断熱膨張させる第1のタービンと、ラム空
気を昇圧するコンプレッサと、前記断熱膨張したエンジ
ン抽気と前記コンプレッサにより昇圧されたラム空気と
を合流させる合流手段と、前記第1のタービンに接続され
ると共に前記合流手段で合流した空気を断熱膨張させる
第2のタービンと、前記第2のタービンで断熱膨張させた
冷却空気を供給する手段を備えたことを特徴とする。According to a second aspect of the present invention, there is provided an air conditioner for a transportation machine, wherein the first turbine is driven by engine bleed air and adiabatically expands the engine bleed air; Merging means for merging the expanded engine bleed air and ram air pressurized by the compressor; a second turbine connected to the first turbine and adiabatically expanding the air merged by the merging means; A means for supplying cooling air adiabatically expanded by the second turbine is provided.
【０００９】請求項２の発明によれば、ラム空気とエン
ジン抽気とを混合した後再度断熱膨張させるため、ラム
空気とエンジン抽気とを最終的に同一温度、同一圧力な
どの冷却空気として居住室などに供給することが可能と
なる。According to the second aspect of the present invention, the ram air and the engine bleed air are adiabatically expanded again after mixing the ram air and the engine bleed air. And so on.
【００１０】請求項３記載の発明は、請求項２記載の輸
送機械用空調装置において、さらに、前記合流手段と前
記第2のタービンとの間に除湿手段を備えたことを特徴
とする。According to a third aspect of the present invention, in the air conditioner for a transport machine according to the second aspect, a dehumidifying unit is further provided between the merging unit and the second turbine.
【００１１】請求項３の発明によれば、合流手段で合流
した空気は除湿手段で除湿された後、第2のタービンで
断熱膨張されるため、湿気の多いを地上においても、ラ
ム空気から冷却空気を得ることができ、エンジン負荷の
軽減を図ることが可能となる。According to the third aspect of the present invention, the air joined by the joining means is dehumidified by the dehumidifying means and then is adiabatically expanded by the second turbine, so that even when the humid air is high on the ground, it is cooled from the ram air. Air can be obtained, and the engine load can be reduced.
【００１２】請求項４の発明は、請求項２に記載された
輸送機械用空調装置において、第２のコンプレッサと、
前記第1のタービンに供給されるエンジン抽気を熱交換
により冷却する第1の冷却手段と、前記昇圧されたラム
空気を熱交換により冷却する第2の冷却手段と、前記ラム
空気とは別途に取り込み前記第1又は第2の冷却手段にお
いて熱交換に用いたラム空気を前記第2のコンプレッサ
に供給する手段と、前記第2のコンプレッサで昇圧され
たラム空気を第1のタービンに供給される前記エンジン
抽気と混合する手段とを備えたことを特徴とする。According to a fourth aspect of the present invention, there is provided the air conditioner for a transport machine according to the second aspect, wherein the second compressor comprises:
A first cooling unit for cooling the engine bleed air supplied to the first turbine by heat exchange, a second cooling unit for cooling the boosted ram air by heat exchange, and the ram air separately. Means for supplying the ram air used for heat exchange in the first or second cooling means to the second compressor, and ram air pressurized by the second compressor supplied to the first turbine Means for mixing with the engine bleed air.
【００１３】請求項４の発明によれば、居住室などへ供
給するための冷却空気となるエンジン抽気或いはラム空
気を冷却するため別途取り込んだラム空気をも冷却空気
として利用される。このため、よりいっそうエンジン抽
気を低減でき、さらなるエンジン負荷の軽減により、輸
送機械の燃費などを向上させることが可能となる。According to the fourth aspect of the present invention, the ram air separately taken in for cooling the engine bleed air or the ram air to be supplied to the living room or the like is also used as the cooling air. For this reason, the engine bleed air can be further reduced, and the fuel consumption of the transport machine can be improved by further reducing the engine load.
【００１４】[0014]
【発明の実施の形態】図１は本願発明の一実施形態であ
る航空機に使用される空調装置を示している。本実施形
態の空調装置は、ラム空気を取り入れ、昇圧、及び冷却
などを行うための移送ライン１ａ、コンプレッサＣ、移
送ライン１ｂ、２次熱交換器ＳＨＥ、リヒータＲＨ、及
び、移送ライン１ｄを有すると共に、エンジン抽気を取
り入れ冷却及び断熱膨張などを行うための移送ライン２
ａ、１次熱交換器ＰＨＥ、移送ライン２ｂ、第１タービ
ンＴ１、及び、移送ライン２ｃを有する。FIG. 1 shows an air conditioner used in an aircraft according to an embodiment of the present invention. The air conditioner of the present embodiment includes a transfer line 1a for taking in ram air, performing pressure increase, cooling, and the like, a transfer line 1b, a secondary heat exchanger SHE, a reheater RH, and a transfer line 1d. And a transfer line 2 for taking in engine bleed air and performing cooling and adiabatic expansion.
a, a primary heat exchanger PHE, a transfer line 2b, a first turbine T1, and a transfer line 2c.
【００１５】また、本実施形態の空調装置は、昇圧及び
冷却などがなされたラム空気と断熱膨張したエンジン抽
気を合流させ、これらに除湿及び断熱膨張などの処理を
施した後、乗員・乗客室２０に冷却空気を供給するため
の移送ライン３ａ、コンデンサＣＯＮＤ、ウオータエク
トラクタＷＥ、移送ライン３ｃ、リヒータＲＨ、移送ラ
イン３ｄ、第２タービンＴ２、及び、移送ライン３ｅを
有する。Further, the air conditioner of the present embodiment combines the ram air, which has been subjected to pressure increase and cooling, with the adiabatic expanded engine bleed air, performs processing such as dehumidification and adiabatic expansion, and then processes the occupant / cabin. 20 has a transfer line 3a for supplying cooling air, a condenser COND, a water extractor WE, a transfer line 3c, a reheater RH, a transfer line 3d, a second turbine T2, and a transfer line 3e.
【００１６】さらに、本実施形態の空調装置は、２次熱
交換器ＳＨＥ及び１次熱交換器ＰＨＥが冷却動作を行う
ための熱交換に使用するラム空気を供給すための移送ラ
イン４ａ、移送ライン４ｂ、移送ライン４ｃ、及び、フ
ァンＦを有する。Further, the air conditioner of the present embodiment has a transfer line 4a for supplying ram air used for heat exchange for performing cooling operation of the secondary heat exchanger SHE and the primary heat exchanger PHE. It has a line 4b, a transfer line 4c, and a fan F.
【００１７】第１タービンＴ１は、移送ライン２ｂを介
して１次熱交換器ＰＨＥから供給されるエンジン抽気に
よって回転駆動されるが、第１タービンＴ１は、シャフ
トＳＦＴを介してコンプレッサＣ、ファンＦ、及び第２
タービンＴ２に接続されているため、第１タービンＴ１
が回転駆動されることによって、同時にコンプレッサ
Ｃ、ファンＦ、及び第２タービンＴ２も回転駆動される
こととなる。また、シャフトＳＦＴには補助モータＭが
接続されており、補助モータＭは、エンジン抽気の圧力
が低下した場合など必要に応じてシャフトＳＦＴを介し
て第1タービンＴ１などを補助的に駆動する。The first turbine T1 is rotationally driven by the engine bleed air supplied from the primary heat exchanger PHE via the transfer line 2b. The first turbine T1 is driven by the compressor C and the fan F via the shaft SFT. And the second
Because it is connected to the turbine T2, the first turbine T1
Is rotationally driven, the compressor C, the fan F, and the second turbine T2 are also rotationally driven at the same time. Further, an auxiliary motor M is connected to the shaft SFT, and the auxiliary motor M additionally drives the first turbine T1 and the like via the shaft SFT as needed when the pressure of the engine bleeding is reduced.
【００１８】次に、本実施形態の動作を説明する。ま
ず、移送ライン２ａを介してエンジン（補助動力部（Ａ
ＰＵ）を含む）から取り出されたエンジン抽気は、１次
熱交換器ＰＨＥで冷却された後、移送ライン２ｂを介し
て第１タービンＴ１を回転駆動すると共に第１タービン
Ｔ１において断熱膨張する。なお、１次熱交換器ＰＨＥ
では、移送ライン４ａ、２次熱交換器ＳＨＥ、移送ライ
ン４ｂを介して供給されたラム空気との熱交換によって
冷却動作がなされる。Next, the operation of this embodiment will be described. First, the engine (auxiliary power unit (A
PU) is cooled by the primary heat exchanger PHE, and then rotationally drives the first turbine T1 via the transfer line 2b and adiabatically expands in the first turbine T1. In addition, primary heat exchanger PHE
Then, the cooling operation is performed by heat exchange with the ram air supplied via the transfer line 4a, the secondary heat exchanger SHE, and the transfer line 4b.
【００１９】また、移送ライン１ａを介して取り込まれ
たラム空気は、コンプレッサＣにおいて所定圧力まで昇
圧された後、移送ライン１ｂを介して、２次熱交換器Ｓ
ＨＥに供給され冷却される。そして、移送ライン１ｃを
介してリヒータＲＨに移動し、再度冷却された後、移送
ライン１ｄを介して合流点ＭＰに至る。The ram air taken in through the transfer line 1a is pressurized to a predetermined pressure in the compressor C, and then is transferred through the transfer line 1b to the secondary heat exchanger S.
It is supplied to the HE and cooled. Then, after moving to the reheater RH via the transfer line 1c and being cooled again, it reaches the junction MP via the transfer line 1d.
【００２０】なお、２次熱交換器ＳＨＥでは、移送ライ
ン４ａを介して供給されたラム空気との熱交換によって
冷却動作がなされ、また、リヒータＲＨでは、移送ライ
ン３ｃを介して供給される冷却空気との熱交換により冷
却動作がなされる。また、２次熱交換器ＳＨＥ及び１次
熱交換器ＰＨＥにおいて熱交換され昇温したラム空気
は、移送ライン４ｃを介してファンＦによって機外へ放
出される。In the secondary heat exchanger SHE, a cooling operation is performed by exchanging heat with the ram air supplied through the transfer line 4a. In the reheater RH, the cooling operation is performed through the transfer line 3c. A cooling operation is performed by heat exchange with air. Further, the ram air heated and exchanged heat in the secondary heat exchanger SHE and the primary heat exchanger PHE is discharged outside the machine by the fan F via the transfer line 4c.
【００２１】次に、合流点ＭＰでは、第１タービンＴ１
で断熱膨張され、移送ライン２ｃを介して供給されるエ
ンジン抽気と、移送ライン１ｄを介して供給され昇圧等
がなされたラム空気とが合流する。合流したエンジン抽
気とラム空気（以下「合流空気」という。）は、移送ラ
イン３ａを介して、コンデンサＣＯＮＤに供給され、露
点以下の温度に冷却される。コンデンサＣＯＮＤにおけ
る冷却過程で生じた凝縮水は、ウオータエクトラクタＷ
Ｅにおいて、遠心分離により排除される。Next, at the junction MP, the first turbine T1
The bleed air that is adiabatically expanded and supplied through the transfer line 2c and the ram air that is supplied through the transfer line 1d and is pressurized or the like merge. The combined engine bleed air and ram air (hereinafter referred to as "merged air") are supplied to the condenser COND via the transfer line 3a and cooled to a temperature below the dew point. The condensed water generated in the cooling process in the condenser COND is supplied to the water extractor W
At E, it is eliminated by centrifugation.
【００２２】その後、凝縮水が排除された合流空気は移
送ライン３ｃを介してリヒータＲＨで、移送ライン１ｃ
を介して供給される高温空気との熱交換により一旦昇温
され、これにより水分は再蒸発する。次に、移送ライン
３ｄを介して、第２タービンＴ２に移動し、第２タービ
ンＴ２において、断熱膨張し冷却空気となった後、コン
デンサＣＯＮＤ、移送ライン３ｅを介して、冷却空気と
して乗員・乗客室２０に供給される。Thereafter, the combined air from which the condensed water has been removed is transferred to the re-heater RH via the transfer line 3c and transferred to the transfer line 1c.
The temperature is raised once by heat exchange with the high-temperature air supplied through the, and the moisture is re-evaporated. Next, it moves to the second turbine T2 via the transfer line 3d, and adiabatically expands into cooling air in the second turbine T2, and then becomes occupant / passenger as cooling air via the condenser COND and the transfer line 3e. It is supplied to the chamber 20.
【００２３】上述した実施形態の空調装置によれば、乗
員・乗客室２０に供給すべき冷却空気の一部はラム空気
によって補われるため、エンジン抽気量を低減でき、エ
ンジン負荷の軽減による燃費の向上などが可能となる。According to the air conditioner of the above-described embodiment, since a part of the cooling air to be supplied to the occupant / passenger cabin 20 is supplemented by the ram air, the amount of engine bleed air can be reduced, and the fuel consumption can be reduced by reducing the engine load. Improvement can be achieved.
【００２４】また、本実施形態の空調装置によれば、エ
ンジン抽気とラム空気との合流空気を、コンデンサＣＯ
ＮＤの冷却過程で生じた凝縮水をウオータエクトラクタ
ＷＥで排除した後、断熱膨張させ冷却空気を得る構成と
したため、湿気の多いを地上においても、ラム空気から
冷却空気を得ることができ、エンジン負荷の軽減を図る
ことが可能となる。According to the air conditioner of this embodiment, the combined air of the engine bleed air and the ram air is supplied to the condenser CO.
Since the condensed water generated in the cooling process of the ND is removed by the water extractor WE and then adiabatically expanded to obtain the cooling air, the cooling air can be obtained from the ram air even on a humid surface even on the ground. It is possible to reduce the load.
【００２５】図２は本願発明の第２の実施形態である航
空機に使用される空調装置を示している。図２に示され
る空調装置は、図１で示した空調装置と基本的な構成は
同じであるが、２次熱交換器ＳＨＥ及び１次熱交換器Ｐ
ＨＥの熱交換のために使用したラム空気についても、乗
員・乗客室２０に供給するための冷却空気として使用す
るよう構成されている点で異なる。FIG. 2 shows an air conditioner used in an aircraft according to a second embodiment of the present invention. The air conditioner shown in FIG. 2 has the same basic configuration as the air conditioner shown in FIG. 1, but the secondary heat exchanger SHE and the primary heat exchanger P
The ram air used for heat exchange of the HE also differs in that it is configured to be used as cooling air for supplying to the occupant / cabin 20.
【００２６】このため、図２の実施形態では、図１で示
した空調装置に対して、シャフトＳＦＴを介してコンプ
レッサＣに接続される第2コンプレッサＣ２、２次熱交
換器ＳＨＥ及び１次熱交換器ＰＨＥにおいて熱交換のた
めに使用するラム空気を供給するためのファンＦ１、及
びそれを駆動するためのモータＭ２が新たに配設されて
いる。Therefore, in the embodiment of FIG. 2, the second compressor C2 connected to the compressor C via the shaft SFT, the secondary heat exchanger SHE and the primary heat exchanger are different from the air conditioner shown in FIG. A fan F1 for supplying ram air used for heat exchange in the exchanger PHE and a motor M2 for driving the fan F1 are newly provided.
【００２７】次に、図２に示される本願発明の第２の実
施形態の動作を説明する。まず、移送ライン１１ａを介
して取り込まれたラム空気が、コンプレッサＣで昇圧さ
れ、移送ライン１１ｂ、２次熱交換器ＳＨＥ、移送ライ
ン１１ｃ、リヒータＲＨ、及び移送ライン１１ｄを介し
て合流点ＭＰに至る動作は図１で示した空調装置の場合
と同様である。Next, the operation of the second embodiment of the present invention shown in FIG. 2 will be described. First, the ram air taken in through the transfer line 11a is pressurized by the compressor C, and reaches the junction MP through the transfer line 11b, the secondary heat exchanger SHE, the transfer line 11c, the reheater RH, and the transfer line 11d. The operation that follows is the same as that of the air conditioner shown in FIG.
【００２８】一方、２次熱交換器ＳＨＥ及び１次熱交換
器ＰＨＥにおいて熱交換のために使用されるラム空気
は、移送ライン１４ａ、２次熱交換器ＳＨＥ、移送ライ
ン１４ｂ、１次熱交換器ＰＨＥ、及び移送ライン１４ｃ
を移動した後、モータＭ２によって駆動されるファンＦ
２によって、機外へ放出される。第2コンプレッサＣ２
で昇圧されたラム空気は、移送ライン１２ａを介して取
り込まれたエンジン抽気と混合される。そして、エンジ
ン抽気とラム空気とが混合した空気は、図１で示した実
施形態の場合と同様に、移送ライン１５ａ、１次熱交換
器ＰＨＥ、及び移送ライン１５ｂを介して第１タービン
Ｔ１に供給され、断熱膨張をした後、移送ライン１５ｃ
を介して合流点ＭＰに達する。On the other hand, the ram air used for heat exchange in the secondary heat exchanger SHE and the primary heat exchanger PHE is transferred to the transfer line 14a, the secondary heat exchanger SHE, the transfer line 14b, and the primary heat exchange. PHE and transfer line 14c
, The fan F driven by the motor M2
2, it is released out of the machine. 2nd compressor C2
The ram air pressurized by the above is mixed with the engine bleed air taken in through the transfer line 12a. Then, the air in which the engine bleed air and the ram air are mixed is supplied to the first turbine T1 via the transfer line 15a, the primary heat exchanger PHE, and the transfer line 15b as in the case of the embodiment shown in FIG. After supply and adiabatic expansion, transfer line 15c
To reach the junction MP.
【００２９】そして、図１の実施形態の場合と同様に、
移送ライン１１ｄを介して供給されたラム空気と合流点
ＭＰで合流し、合流した空気は、移送ライン１３ａ、コ
ンデンサＣＯＮＤ、移送ライン１３ｂ、ウオータエクト
ラクタＷＥ、移送ライン１３ｃ、リヒータＲＨ、及び移
送ライン１３ｄを介して第２タービンＴ２に移動し、第
２タービンＴ２で再度断熱膨張した後、移送ライン１３
ｅ、コンデンサＣＯＮＤ、及び移送ライン１３ｆを介し
て冷却空気として乗員・乗客室２０に供給される。Then, as in the case of the embodiment of FIG.
The ram air supplied via the transfer line 11d merges with the ram air at a merge point MP, and the merged air is transferred to the transfer line 13a, the condenser COND, the transfer line 13b, the water extractor WE, the transfer line 13c, the reheater RH, and the transfer line. After moving to the second turbine T2 via the second turbine 13d and adiabatically expanding again in the second turbine T2, the transfer line 13
e, the condenser COND and the cooling line 13f are supplied to the occupant / cabin 20 as cooling air.
【００３０】図２に示した実施形態によると、２次熱交
換器ＳＨＥ及び１次熱交換器ＰＨＥで冷却を行うため熱
交換に使用するラム空気をも乗員・乗客室２０に供給す
るための冷却空気として用いることができるため、より
一層エンジン抽気量を低減でき、さらなるエンジン負荷
の軽減による燃費の向上などが可能となる。According to the embodiment shown in FIG. 2, the ram air used for heat exchange for cooling in the secondary heat exchanger SHE and the primary heat exchanger PHE is also supplied to the occupant / cabin 20. Since it can be used as cooling air, the amount of engine bleed air can be further reduced, and the fuel efficiency can be improved by further reducing the engine load.
【００３１】上述した実施形態では、航空機搭載用の空
調装置を示したが、本願発明はこれに限らず、船舶、自
動車などの輸送機械用の空調機器に広く実施することが
できる。In the above-described embodiment, the air conditioner mounted on an aircraft has been described. However, the present invention is not limited to this, and can be widely applied to air conditioners for transport machines such as ships and automobiles.
【００３２】[0032]
【発明の効果】本願発明によれば、エンジン抽気に加え
てラム空気をも居住室などに供給するための冷却空気と
して利用できるため、居住室などへ必要量の冷却空気を
供給すると共に、エンジン抽気量を低減でき、エンジン
負荷の軽減、燃費の向上などを図ることが可能となる。According to the present invention, ram air in addition to engine bleed air can be used as cooling air for supplying to a living room or the like. The amount of bleed air can be reduced, and the engine load can be reduced, fuel efficiency can be improved, and the like.
【図１】本願発明の一実施形態にかかる運送機械用空調
装置の概略構成図である。FIG. 1 is a schematic configuration diagram of a transport machine air conditioner according to an embodiment of the present invention.
【図２】本願発明の他の実施形態にかかる運送機械用空
調装置の概略構成図である。FIG. 2 is a schematic configuration diagram of a transport machine air conditioner according to another embodiment of the present invention.
Ｔ１…第1タービン Ｔ２…第２タービン Ｍ…補助モータ ＳＦＴ…シャフト Ｃ…コンプレッサ ＣＯＮＤ…コンデンサ ＷＥ…ウォータエクストラクタ ＲＨ…リヒータ T1: first turbine T2: second turbine M: auxiliary motor SFT: shaft C: compressor COND: condenser WE: water extractor RH: reheater
Claims (4)
り得た冷却空気を供給する輸送機械用空調装置におい
て、 エンジン抽気から得た前記冷却空気に加えて、ラム空気
を昇圧及び冷却することにより得た冷却空気をも供給す
る手段を備えたことを特徴とする輸送機械用空調装置。1. An air conditioner for a transport machine for supplying cooling air obtained by adiabatically expanding an engine bleed air, wherein the ram air is obtained by pressurizing and cooling ram air in addition to the cooling air obtained from the engine bleed air. An air conditioner for a transport machine, comprising: means for also supplying cooling air.
に、前記エンジン抽気を断熱膨張させる第1のタービン
と、ラム空気を昇圧するコンプレッサと、前記断熱膨張
したエンジン抽気と前記コンプレッサにより昇圧された
ラム空気とを合流させる合流手段と、前記第1のタービン
に接続されると共に前記合流手段で合流した空気を断熱
膨張させる第2のタービンと、前記第2のタービンで断熱
膨張させた冷却空気を供給する手段とを備えたことを特
徴とする輸送機械用空調装置。2. A first turbine driven by engine bleed and adiabatically expanding the engine bleed, a compressor for boosting ram air, and adiabatic expanded engine bleed and ram air boosted by the compressor. A second turbine connected to the first turbine and adiabatically expanding the air merged by the merger, and a means for supplying cooling air adiabatically expanded by the second turbine. An air conditioner for a transportation machine, comprising:
いて、前記合流手段と、前記第2のタービンとの間に除
湿手段を備えたことを特徴とする輸送機械用空調装置。3. The air conditioner for a transport machine according to claim 2, further comprising a dehumidifying unit between said merging unit and said second turbine.
いて、第２のコンプレッサと、前記第1のタービンに供
給されるエンジン抽気を熱交換により冷却する第1の冷
却手段と、前記昇圧されたラム空気を熱交換により冷却
する第2の冷却手段と、前記ラム空気とは別途に取り込み
前記第1又は第2の冷却手段において熱交換に用いたラム
空気を前記第2のコンプレッサに供給する手段と、前記
第2のコンプレッサで昇圧されたラム空気を第1のタービ
ンに供給される前記エンジン抽気と混合する手段とを備
えたことを特徴とする輸送機械用空調装置。4. The air conditioner for a transport machine according to claim 2, wherein the second compressor, first cooling means for cooling the engine bleed air supplied to the first turbine by heat exchange, and the pressure-increased pressure. A second cooling means for cooling the ram air by heat exchange, and supplying the ram air used for heat exchange in the first or second cooling means separately to the ram air to the second compressor. And a means for mixing the ram air pressurized by the second compressor with the engine bleed air supplied to the first turbine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000253176A JP4186398B2 (en) | 2000-08-23 | 2000-08-23 | Air conditioner for transport machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000253176A JP4186398B2 (en) | 2000-08-23 | 2000-08-23 | Air conditioner for transport machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002061975A true JP2002061975A (en) | 2002-02-28 |
| JP4186398B2 JP4186398B2 (en) | 2008-11-26 |
Family
ID=18742309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000253176A Expired - Fee Related JP4186398B2 (en) | 2000-08-23 | 2000-08-23 | Air conditioner for transport machinery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4186398B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100862458B1 (en) | 2007-06-19 | 2008-10-08 | 현대자동차주식회사 | An air cooling system for a vehicle's air pump unit |
| JP2010528250A (en) * | 2007-05-22 | 2010-08-19 | アンジェラントーニ インダストリエ エスピーエー | Cooling device and method for circulating a cooling fluid |
| JP2014516858A (en) * | 2011-05-30 | 2014-07-17 | ターボメカ | Air conditioning system for aircraft passenger compartment |
-
2000
- 2000-08-23 JP JP2000253176A patent/JP4186398B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010528250A (en) * | 2007-05-22 | 2010-08-19 | アンジェラントーニ インダストリエ エスピーエー | Cooling device and method for circulating a cooling fluid |
| US8505317B2 (en) | 2007-05-22 | 2013-08-13 | Angelantoni Life Science SRI | Refrigerating device and method for circulating a refrigerating fluid associated with it |
| KR100862458B1 (en) | 2007-06-19 | 2008-10-08 | 현대자동차주식회사 | An air cooling system for a vehicle's air pump unit |
| JP2014516858A (en) * | 2011-05-30 | 2014-07-17 | ターボメカ | Air conditioning system for aircraft passenger compartment |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4186398B2 (en) | 2008-11-26 |
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