JPS63118323U - - Google Patents
Info
- Publication number
- JPS63118323U JPS63118323U JP1987010184U JP1018487U JPS63118323U JP S63118323 U JPS63118323 U JP S63118323U JP 1987010184 U JP1987010184 U JP 1987010184U JP 1018487 U JP1018487 U JP 1018487U JP S63118323 U JPS63118323 U JP S63118323U
- Authority
- JP
- Japan
- Prior art keywords
- cooling water
- predetermined value
- heat exchanger
- passage
- control device
- 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
- 239000000498 cooling water Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
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
- Exhaust Silencers (AREA)
Description
第１図は本考案に基づく排気熱交換器のための
制御装置が適用された車輌の冷却スイツチ系統を
示すダイヤフラム図である。第２図は第１図の要
部を拡大して示すブロツク図である。第３図は本
考案に基づく排気熱交換器の制御を示すフロー図
である。
１……エンジン、２……通路、３……ラジエー
タ、４……通路、５……バイパス通路、６……ウ
オータポンプ、７……サーモスタツト、８……通
路、９……排気熱交換器、９ａ……冷却水流入口
、９ｂ……冷却水流出口、１１……通路、１２…
…３方弁、１３……ヒータコア、１４，１５……
通路、１６……排気ガス通路、１７……切換弁、
１８……排気ガス中央通路、１９……排気ガス環
状通路、２０……マフラ、２１……負圧アクチユ
エータ、２２……ソレノイドバルブ、２２ａ……
ソレノイド、２３……温度センサ、２４……ウオ
ータジヤケツト、２５……ＥＣＵ、２６……異常
表示デイスプレイ、２７……ラジエータフアン、
２８……モータ、２９……サーモスイツチ、３０
……ＣＰＵ、３１……レベル修正回路、３３……
Ａ／Ｄコンバータ、３４……ＲＯＭ、３５……Ｒ
ＡＭ、３６……駆動回路、４１〜４６……ステツ
プ。
FIG. 1 is a diaphragm diagram showing a cooling switch system of a vehicle to which a control device for an exhaust heat exchanger according to the present invention is applied. FIG. 2 is a block diagram showing the main parts of FIG. 1 in an enlarged manner. FIG. 3 is a flow diagram showing control of the exhaust heat exchanger based on the present invention. 1... Engine, 2... Passage, 3... Radiator, 4... Passage, 5... Bypass passage, 6... Water pump, 7... Thermostat, 8... Passage, 9... Exhaust heat exchanger , 9a... Cooling water inlet, 9b... Cooling water outlet, 11... Passage, 12...
...3-way valve, 13... Heater core, 14, 15...
Passage, 16...Exhaust gas passage, 17...Switching valve,
18...Exhaust gas central passage, 19...Exhaust gas annular passage, 20...Muffler, 21...Negative pressure actuator, 22...Solenoid valve, 22a...
Solenoid, 23... Temperature sensor, 24... Water jacket, 25... ECU, 26... Abnormality display, 27... Radiator fan,
28...Motor, 29...Thermoswitch, 30
...CPU, 31...Level correction circuit, 33...
A/D converter, 34...ROM, 35...R
AM, 36...drive circuit, 41-46...step.
Claims (1)
であるときに作動するラジエータフアンとを有す
る冷却水系を備えるエンジンの排気通路中に設け
られ、選択手段により、排気ガスと前記冷却水と
の間で熱交換を行う第１の状態及び前記熱交換が
実質的に行われない第２の状態のいずれかをとり
得る排気熱交換器のための制御装置であつて、 前記熱交換器の冷却水流出路に設けられた冷却
水温度の検出手段が、前記第１の所定値よりも低
い第２の所定値以上の温度を検出したときに、前
記選択手段により前記第２の状態を選択するよう
にしてなることを特徴とする排気熱交換器のため
の制御装置。[Claims for Utility Model Registration] Provided in the exhaust passage of an engine equipped with a cooling water system having a radiator and a radiator fan that operates when the temperature of the cooling water is equal to or higher than a first predetermined value; A control device for an exhaust heat exchanger that can take either a first state in which heat exchange is performed between gas and the cooling water and a second state in which the heat exchange is not substantially performed. , when the cooling water temperature detection means provided in the cooling water outlet path of the heat exchanger detects a temperature equal to or higher than a second predetermined value lower than the first predetermined value, the selection means selects the second predetermined value. A control device for an exhaust heat exchanger, characterized in that it is configured to select two states.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987010184U JPH0540255Y2 (en) | 1987-01-27 | 1987-01-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987010184U JPH0540255Y2 (en) | 1987-01-27 | 1987-01-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63118323U true JPS63118323U (en) | 1988-07-30 |
| JPH0540255Y2 JPH0540255Y2 (en) | 1993-10-13 |
Family
ID=30796248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987010184U Expired - Lifetime JPH0540255Y2 (en) | 1987-01-27 | 1987-01-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0540255Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009136536A1 (en) * | 2008-05-09 | 2009-11-12 | カルソニックカンセイ株式会社 | Waste heat recovery apparatus |
-
1987
- 1987-01-27 JP JP1987010184U patent/JPH0540255Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009136536A1 (en) * | 2008-05-09 | 2009-11-12 | カルソニックカンセイ株式会社 | Waste heat recovery apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0540255Y2 (en) | 1993-10-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63118323U (en) | ||
| JPS63160314U (en) | ||
| JPS63118324U (en) | ||
| JPS63174525U (en) | ||
| JPS63160315U (en) | ||
| JPS63160316U (en) | ||
| JPS63160317U (en) | ||
| JPS63118325U (en) | ||
| JPS63160318U (en) | ||
| JPS63160313U (en) | ||
| JPS63160312U (en) | ||
| JPS63123720U (en) | ||
| JPS6272523U (en) | ||
| JPH051616Y2 (en) | ||
| JPS6162271U (en) | ||
| JPH046529U (en) | ||
| JPH0310337Y2 (en) | ||
| JPS6232087Y2 (en) | ||
| JPH06104408B2 (en) | Heating system for vehicles with water-cooled engine | |
| JPS63100622U (en) | ||
| JPS6232086Y2 (en) | ||
| JPS6321120U (en) | ||
| JPH0431608U (en) | ||
| JPH0476932U (en) | ||
| JPS6379456U (en) |