JPS587812B2 - Supercharger preloading method using waste heat from internal combustion engine - Google Patents
Supercharger preloading method using waste heat from internal combustion engineInfo
- Publication number
- JPS587812B2 JPS587812B2 JP52108137A JP10813777A JPS587812B2 JP S587812 B2 JPS587812 B2 JP S587812B2 JP 52108137 A JP52108137 A JP 52108137A JP 10813777 A JP10813777 A JP 10813777A JP S587812 B2 JPS587812 B2 JP S587812B2
- Authority
- JP
- Japan
- Prior art keywords
- freon
- supercharger
- main engine
- cooling water
- waste heat
- 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.)
- Expired
Links
Classifications
-
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engine Equipment That Uses Special Cycles (AREA)
- Supercharger (AREA)
Description
【発明の詳細な説明】
本発明は、内燃機関の廃熱利用による過給機予圧方法に
関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a method for preloading a supercharger by utilizing waste heat of an internal combustion engine.
従来ターボ過給機からディーゼル主機の掃気溜に供給さ
れる圧縮空気は主機インタークーラーにおいて冷却され
ているが、この場合放出された熱は冷却海水により持去
られていた。Conventionally, the compressed air supplied from the turbocharger to the scavenging air reservoir of the diesel main engine is cooled in the main engine intercooler, but in this case the released heat is carried away by cooling seawater.
本発明は上記従来の欠点を解決し、内燃機関の廃熱を有
効に利用することを目的とするものである。The present invention aims to solve the above-mentioned conventional drawbacks and to effectively utilize the waste heat of an internal combustion engine.
このため本発明は、主機を令却した後のジャケット冷却
水の一部を、過給機から主機へ送られる圧縮空気を冷却
するための主機インタークーラーに導いて加熱し、該加
熱されたジャケット冷却水を、フレオン循環系のフレオ
ン蒸発器の加熱源として放熱させた後、前記主機を冷却
した後のジャケット冷却水と混合し、かつ前記フレオン
蒸発器からのフレオン蒸気によりフレオンタービンを駆
動し、該フレオンタービンの負荷側の過給気予圧ブロア
にて前記過給機へ予圧空気を供給するものである。For this reason, the present invention heats a part of the jacket cooling water after cooling the main engine by guiding it to the main engine intercooler for cooling compressed air sent from the supercharger to the main engine, and heats the heated jacket cooling water. Water is used as a heating source for the Freon evaporator of the Freon circulation system to radiate heat, and then mixed with the jacket cooling water after cooling the main engine, and the Freon steam from the Freon evaporator drives the Freon turbine. Pre-pressure air is supplied to the supercharger by a super-charge air pre-pressure blower on the load side of the Freon turbine.
以下本発明の一実施例を図面に基づいて説明する。An embodiment of the present invention will be described below based on the drawings.
ディーゼル主機ＭＥの排ガスは排気タービンＴを駆動し
、その負荷側に接続されたターボ過給機Ｃにより圧縮さ
れた空気は主機インタークーラーＩＣを通して掃気溜Ｓ
Ｍに供給される。The exhaust gas from the diesel main engine ME drives the exhaust turbine T, and the air compressed by the turbo supercharger C connected to the load side passes through the main engine intercooler IC to the scavenging reservoir S.
Supplied to M.
この際１４０℃程度の圧縮空気は主機インタークーラー
ＩＣで冷却され、約４０℃に下げられて掃気溜ＳＭに送
られる。At this time, the compressed air at about 140°C is cooled by the main engine intercooler IC, lowered to about 40°C, and sent to the scavenging reservoir SM.
主機インタークーラーＩＣには冷却海水とは別に約６５
〜７０℃のジャケット冷却水の一部が冷却水ポンプＪＰ
を通して導かれている。Approximately 65 liters of water is added to the main engine intercooler IC in addition to cooling seawater
A portion of the jacket cooling water at ~70°C is sent to the cooling water pump JP.
guided through.
このジャケット冷却水は前記圧縮空気からの放熱を受け
て約１００℃まで加熱された後にフレオン蒸発器ＥＶに
導かれ、さらにフレオン予熱器ＰＨを通して再び冷却水
ポンプＪＰ側に戻される。This jacket cooling water is heated to about 100° C. by heat radiation from the compressed air, and then led to the Freon evaporator EV, and further returned to the cooling water pump JP through the Freon preheater PH.
この際前記加熱されたジャケット冷却水はフレオン蒸発
器ＥＶおよびフレオン予熱器ＰＨの加熱源として放熱し
、フレオンポンプＦＰからのフレオン液を加熱蒸発させ
、フレオン予熱器ＰＨの出口側において約６０℃にまで
下がる。At this time, the heated jacket cooling water radiates heat as a heating source for the Freon evaporator EV and the Freon preheater PH, heats and evaporates the Freon liquid from the Freon pump FP, and heats it to approximately 60°C on the outlet side of the Freon preheater PH. down to.
フレオン蒸発器ＥＶにおいて蒸発されたフレオン蒸気は
フレオンタービンＦＴを駆動し、フレオンタービンＦＴ
からの排気フレオンはフレオン凝縮機ＦＣにおいて海水
により冷却されて凝縮された後、ドレンクーラーＤＣで
海水により過冷却され、フレオンポンプＦＰに戻され、
再びフレオン予熱器ＰＨを通りフレオン蒸発器ＥＶに送
られる。The Freon steam evaporated in the Freon evaporator EV drives the Freon turbine FT.
Exhausted freon is cooled and condensed by seawater in the freon condenser FC, then supercooled by seawater in the drain cooler DC, and returned to the freon pump FP.
It passes through the Freon preheater PH again and is sent to the Freon evaporator EV.
前記フレオンタービンＦＴの負荷側には過給機予圧ブロ
アＰＣが接続され、その吐出空気は前記ターボ過給機Ｃ
に送られ、該ターボ過給機Ｃの吐出側空気圧力を上昇さ
せる。A supercharger preload blower PC is connected to the load side of the Freon turbine FT, and the discharge air is supplied to the turbo supercharger C.
The air pressure on the discharge side of the turbocharger C is increased.
これにより主機出力も増大せしめられる。This also increases the main engine output.
なお冷却水ポンプＪＰを通った冷却水の大部はジャケッ
ト水冷却器ＪＣに送られ、約５８℃に下げられて主機Ｍ
Ｅに供給される。Most of the cooling water that has passed through the cooling water pump JP is sent to the jacket water cooler JC, where the temperature is lowered to approximately 58°C and the main engine M
supplied to E.
以上本発明によれば、従来主機インタークーラーにおい
て冷却海水により持去られていた廃熱を回収し、過給機
に供給される空気の予圧用に利用できるので、過給機の
吐出側空気圧力を上昇させることができ、主機出力の増
大に大きく寄与することができるのみならず、前記イン
タークーラーに主機を冷却した後のジャケット冷却水の
一部を供給して、ジャケット冷却により得られた数量を
も利用しているため、内燃機関の廃熱を有効に利用でき
る。As described above, according to the present invention, the waste heat that was conventionally carried away by cooling seawater in the main engine intercooler can be recovered and used for prepressuring the air supplied to the turbocharger, so that the air pressure on the discharge side of the turbocharger can be reduced. Not only can this greatly contribute to increasing the output of the main engine, but also a portion of the jacket cooling water after cooling the main engine can be supplied to the intercooler to increase the quantity obtained by jacket cooling. This makes it possible to effectively utilize the waste heat of the internal combustion engine.
図面は本発明の一実施例を示す系統図である。
ＭＥ・・・・・・ディーゼル主機、Ｔ・・・・・・ター
ビン、Ｃ・・・・・・ターボ過給機、ＳＭ・・・・・・
掃気溜、ＩＣ・・・・・・インタークーラー、ＪＰ・・
・・・・冷却水ポンプ、ＥＶ・・・・・・フレオン蒸発
器、ＰＨ・・・・・・フレオン予熱器、ＦＴ・・・・・
・フレオンタービン、ＰＣ・・・・・・過給機予圧ブロ
ア、ＦＣ・・・・・・フレオン凝縮機。The drawing is a system diagram showing one embodiment of the present invention. ME: Diesel main engine, T: Turbine, C: Turbo supercharger, SM:
Scavenging reservoir, IC...Intercooler, JP...
...Cooling water pump, EV...Freon evaporator, PH...Freon preheater, FT...
・Freon turbine, PC...Supercharger pre-pressure blower, FC...Freon condenser.
Claims (1)
給機から主機へ送られる圧縮空気を冷却するための主機
インタークーラーに導いて加熱し、該加熱されたジャケ
ット冷却水を、フレオン循環系のフレオン蒸発器の加熱
源として放熱させた後、前記主機を冷却した後のジャケ
ット冷却水と混合し、かつ前記フレオン蒸発器からのフ
レオン蒸気によりフレオンタービンを駆動し、該フレオ
ンタービンの負荷側の過給気予圧ブロアにて前記過給機
へ予圧空気を供給することを特徴とする内燃機関の廃熱
利用による過給機予圧方法。1 A part of the jacket cooling water after cooling the main engine is guided to the main engine intercooler for cooling the compressed air sent from the supercharger to the main engine and heated, and the heated jacket cooling water is transferred to the Freon circulation system. After radiating heat as a heating source for the Freon evaporator, the Freon steam is mixed with the jacket cooling water after cooling the main engine, and the Freon steam from the Freon evaporator drives a Freon turbine. A supercharger preloading method using waste heat of an internal combustion engine, characterized in that preload air is supplied to the supercharger by a supercharge air preload blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP52108137A JPS587812B2 (en) | 1977-09-07 | 1977-09-07 | Supercharger preloading method using waste heat from internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP52108137A JPS587812B2 (en) | 1977-09-07 | 1977-09-07 | Supercharger preloading method using waste heat from internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5440914A JPS5440914A (en) | 1979-03-31 |
| JPS587812B2 true JPS587812B2 (en) | 1983-02-12 |
Family
ID=14476863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52108137A Expired JPS587812B2 (en) | 1977-09-07 | 1977-09-07 | Supercharger preloading method using waste heat from internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS587812B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5675918A (en) * | 1979-11-27 | 1981-06-23 | Niles Parts Co Ltd | Engine exhaust heat turbo generator |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5515621A (en) * | 1978-07-20 | 1980-02-02 | Fuji Electric Co Ltd | Crusher |
-
1977
- 1977-09-07 JP JP52108137A patent/JPS587812B2/en not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5515621A (en) * | 1978-07-20 | 1980-02-02 | Fuji Electric Co Ltd | Crusher |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5440914A (en) | 1979-03-31 |
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