JPS635233A - Cooling apparatus for low temperature starting test of engine - Google Patents
Cooling apparatus for low temperature starting test of engineInfo
- Publication number
- JPS635233A JPS635233A JP15008286A JP15008286A JPS635233A JP S635233 A JPS635233 A JP S635233A JP 15008286 A JP15008286 A JP 15008286A JP 15008286 A JP15008286 A JP 15008286A JP S635233 A JPS635233 A JP S635233A
- Authority
- JP
- Japan
- Prior art keywords
- engine
- brine
- cooling
- tank
- low
- 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.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 52
- 238000012360 testing method Methods 0.000 title claims abstract description 49
- 239000012267 brine Substances 0.000 abstract description 34
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 abstract description 34
- 239000007788 liquid Substances 0.000 abstract description 11
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 5
- 239000000498 cooling water Substances 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 239000010705 motor oil Substances 0.000 description 3
- MJBPUQUGJNAPAZ-AWEZNQCLSA-N butin Chemical compound C1([C@@H]2CC(=O)C3=CC=C(C=C3O2)O)=CC=C(O)C(O)=C1 MJBPUQUGJNAPAZ-AWEZNQCLSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- MJBPUQUGJNAPAZ-UHFFFAOYSA-N Butine Natural products O1C2=CC(O)=CC=C2C(=O)CC1C1=CC=C(O)C(O)=C1 MJBPUQUGJNAPAZ-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
Landscapes
- Testing Of Engines (AREA)
Abstract
Description
【発明の詳細な説明】
【産業上の利用分野］
本発明は、低温始動試験を行なうエンジンを冷却するた
めのエンジン低温始動試験用冷却装置に関し、特に所定
の低温にエンジンを短時間で冷却することができるエン
ジン低温始動試験用冷却装置に関する。Detailed Description of the Invention [Industrial Application Field] The present invention relates to an engine cold start test cooling device for cooling an engine undergoing a cold start test, and particularly to a cooling device for cooling an engine to a predetermined low temperature in a short time. The present invention relates to a cooling device for engine cold start tests that can perform engine cold start tests.
〔従来の技術Ｊ
従来、寒冷地を想定したエンジンの低温始動試験は、室
内を低温に保った低温試験室にＩ：ｌｉ＆車等のエンジ
ンを収容して行なわれる。[Prior Art J Conventionally, a low-temperature start test of an engine assuming a cold region is performed by housing an engine such as an I:li & car in a low-temperature test chamber in which the interior is kept at a low temperature.
上記低温試験室の冷却は、ブライン冷却器やブチインタ
ンク等からなる備え付けの冷却設備で作った低温ブライ
ン（低温の熱媒体）を、試験室冷却用の空気調和器に供
給することで行なわれる。Cooling of the above-mentioned low-temperature test chamber is performed by supplying low-temperature brine (low-temperature heat medium) made by the built-in cooling equipment, which consists of a brine cooler and a butin tank, to an air conditioner for cooling the test room. .
この空気調和器は、冷却コイルとファンからなり、上記
低温ブラインが冷却コイルに流されるとともに、ファン
により試験室内の空気が引かれてこの冷却コイルに通さ
れ、試験室が冷却される。この時試験室の雰囲気が低温
始動試験に必要な所定温度（たとえば−２５℃）まで冷
却されるとともに、同様の温度まで試験室内のエンジン
の冷却が行なわれる。This air conditioner consists of a cooling coil and a fan, and the low-temperature brine is passed through the cooling coil, and the air inside the test chamber is drawn by the fan and passed through the cooling coil, thereby cooling the test room. At this time, the atmosphere in the test chamber is cooled to a predetermined temperature (for example, -25° C.) necessary for the low temperature start test, and the engine in the test chamber is cooled to the same temperature.
［発明が解決しようとする問題点］
上述のように従来では、低温始動試験を行な”ラエンジ
ンが収容された試験室を、低温始動試験に必要な温度ま
で冷却することにより、試験室内に置かれたエンジンの
冷却を行なっていた。[Problems to be Solved by the Invention] As mentioned above, in the conventional method, a low temperature start test is carried out. The engine was being cooled down.
しかしこのような従来の手段では、ＸＳ室の冷却を開始
してから、熱容量が比較的大きいエンジンが所定の低温
まで冷却されるのに時間を要し、低温始動試験に長時間
を賞してしまうという問題点があった。However, with such conventional means, it takes time for the engine, which has a relatively large heat capacity, to cool down to a predetermined low temperature after cooling the XS compartment starts, and the low temperature start test takes a long time. There was a problem with it being put away.
そこで本考案はこのような従来の問題侃を解決するため
に提案されたものであり、低温ｔｔｄ動試験に必要な温
度までエンジンを速やかに冷却することができるエンジ
ン低温試験用冷却装置を提供することを目的とする。Therefore, the present invention has been proposed to solve these conventional problems, and provides a cooling device for engine low-temperature tests that can rapidly cool the engine to the temperature required for low-temperature TTD dynamic tests. The purpose is to
〔問題点を解決するための手段Ｊ
この目的を達成するために本考案のエンジン低温始動試
験用冷却装置は、低温始動試験が行なわれるエンジンを
冷却するにあたり、」二記エンジンのエンジン回りの各
冷却要素をそれぞれ冷却する冷却器を設け、上記各冷却
要素を強ＤＩ的に冷却することを特徴とする。[Means for Solving Problems J] In order to achieve this object, the engine cold start test cooling device of the present invention is designed to The present invention is characterized in that a cooler is provided to cool each of the cooling elements, and each of the cooling elements is cooled in a strong DI manner.
［作用］
したがって未発す１では、低温始動試験されるエンジン
が収容される試験室を冷却するほかに、エンジン回りの
各冷却要素を、それぞれ冷却器（熱交換４）を設けて強
制的に冷却しているため、従来に比べて短時間にエンジ
ンを低湿始動試験に必要な低温まで冷却することができ
る。[Function] Therefore, in case 1, where there is no emission, in addition to cooling the test chamber in which the engine undergoing the cold start test is housed, each cooling element around the engine is forcibly cooled by installing a cooler (heat exchanger 4). As a result, the engine can be cooled down to the low temperature required for low-humidity start tests in a shorter time than before.
「実施例」
以下、未発１１の実施例を図面に基づいて詳細に説ＩＪ
１する。"Example" Below, the 11 unreleased examples will be explained in detail based on the drawings.
Do 1.
第１図は、本発明の−・実施例のエンジン低湿始動試験
用冷却装置の構成図である。FIG. 1 is a configuration diagram of a cooling device for an engine low-humidity start test according to an embodiment of the present invention.
この第１図で、低温試験室５内には、低温始動試験が行
なわれる自動車等のエンジンｌが収容されており、この
エンジンｌの動力軸６は、各低温度下での始動性能デー
タを測定する動力計（ダイナモメータ）７に接続されて
いる。In FIG. 1, a low-temperature test chamber 5 houses an engine l of an automobile or the like on which a low-temperature starting test is performed, and a power shaft 6 of this engine l records starting performance data under each low temperature. It is connected to a dynamometer 7 for measurement.
また冷却設罰を構成するブライン冷却機（ブライノチリ
ングユニント）８では、 ブライン（熱媒体）が冷却
機８内の冷却機で冷され、冷却機８で作られた低湿ブラ
インがブラインタンク９の低温ブライン槽８ａに送られ
る。In addition, in the brine cooling unit 8 that constitutes the cooling equipment, the brine (heat medium) is cooled by the cooling unit in the cooling unit 8, and the low-humidity brine produced in the cooling unit 8 is transferred to the brine tank 9. is sent to a low temperature brine tank 8a.
ブラインタンク９内の低温ブラインは送液ポンプ１０に
よって、空気調和＠１１の冷却コイル１２に送られ、熱
交換後ブラインタンク９の戻りブライン槽９ｂに返され
る。上記空気調和様１１は、低温試験室５を冷却するた
めに設けられており、ヒインを取り付けた冷却コイル１
２に、ファン１３で低温試験室５かも引いた空気を通し
、冷された空気を試験室５に再び返すことで、低温試験
室５が低温始動試験に必要な所定の温度まで冷却される
。The low temperature brine in the brine tank 9 is sent to the cooling coil 12 of the air conditioner @ 11 by the liquid sending pump 10, and after heat exchange, is returned to the return brine tank 9b of the brine tank 9. The air conditioner 11 is provided to cool the low temperature test chamber 5, and has a cooling coil 1 equipped with a heat sink.
2, the cooled air is passed through the low-temperature test chamber 5 by the fan 13 and the cooled air is returned to the test chamber 5, whereby the low-temperature test chamber 5 is cooled to a predetermined temperature required for the low-temperature start test.
またエンジンｌのエンジン１回りの各冷却要素を冷却す
る熱交換機１４．１５．１８が試験室５内に設けられて
おり、これら熱交Ｊ？！器１４，１５゜１６には送ポン
プ１７によって上記低温ブライン槽３ａから低温ブライ
ンが供給される。、Ｓ交換器１４ 、１５ ＋、 １Ｂ
での熱交検後、ブラインは戻りブライン槽９ｂに返され
る。In addition, heat exchangers 14, 15, and 18 for cooling each cooling element around the engine 1 of the engine 1 are installed in the test chamber 5, and these heat exchangers J? ! The vessels 14, 15, and 16 are supplied with low-temperature brine from the low-temperature brine tank 3a by a feeding pump 17. , S exchanger 14 , 15 +, 1B
After the heat exchange test at , the brine is returned to the return brine tank 9b.
ここで、戻りブライン槽９ｂに戻された温度の上がった
ブラインは、送液ポンプ１８によってブライン冷却器８
に返される。また冷却塔１３では冷却水が気化熱により
ん今れ、冷されたね却水が送液ポンプ２０によってブラ
イン冷却器８に送られる。Here, the heated brine returned to the return brine tank 9b is transferred to the brine cooler 8 by the liquid feeding pump 18.
will be returned to. Further, in the cooling tower 13, the cooling water is drawn up by the heat of vaporization, and the cooled drainage water is sent to the brine cooler 8 by the liquid sending pump 20.
ところで、上記熱交換器Ｈには送液ポンプ２１によって
エンジンｌ内のエンジン冷却水（不７４Ｉ！ｉ）が管路
２２を通ってＷＩＩＯするようになっており、上記低温
ブラインによりエンジン冷却水が低温始動試験に必要な
所定の温度まで冷却される。By the way, in the heat exchanger H, the engine cooling water (F74I!i) in the engine l is supplied to the heat exchanger H by a liquid sending pump 21 through a pipe line 22, and the engine cooling water is It is cooled to the predetermined temperature required for the cold start test.
また上記熱交換器１５には、エンジンｌ内のエンジンオ
イルが送液ポンプ２３により管路２４を通って儂環する
ようになっており、この熱交換器１５によってエンジン
オイルが所定の温度まで冷却される。 ”
上記熱交換器１６には、トランスミッション２５内のト
ランスミッションオイルが送液ポンプ２６によって管路
２７を通り循環するようになっている。この熱交換ｒＡ
１Ｂにより上記トランスミッションオイルが所定の低温
度に冷却される。In addition, the heat exchanger 15 is configured such that engine oil in the engine l is circulated through a pipe line 24 by a liquid sending pump 23, and the engine oil is cooled to a predetermined temperature by this heat exchanger 15. be done. ” The transmission oil in the transmission 25 is circulated through the heat exchanger 16 through a conduit 27 by a liquid sending pump 26.This heat exchange rA
1B cools the transmission oil to a predetermined low temperature.
なお、エンジン１回り°の冷却要素どして他に７へ７テ
リーのバッテリー液やエンジン１の燃料等を上述の手段
を用いて冷却してもよい。It should be noted that the cooling element around the engine 1 may also be used to cool the battery liquid, fuel for the engine 1, etc. using the above-mentioned means.
このように上記エンジン低温始動試験ｎ１冷却装置では
、空気調和機１１により試験室５内の雰囲気やエンジン
１本体、トランスミツシッフ２５等を冷却する以外に、
熱交換；１１４．１５． ｌｆｔを設け、エンジン１回
りの各冷却要素であるエンジン冷却水、エンジンオイル
、トランスミッションオイルを強Ｍ１的に冷却している
ので、エンジンｌを低温始動試験に必要な温度まで短時
間に冷却することができる。In this way, in the engine low temperature start test n1 cooling device, in addition to cooling the atmosphere in the test chamber 5, the engine 1 body, the transmitter schiff 25, etc. by the air conditioner 11,
Heat exchange; 114.15. LFT is provided to cool the engine cooling water, engine oil, and transmission oil, which are the cooling elements around the engine, in a strong M1 manner, so the engine can be cooled to the temperature required for the cold start test in a short time. Can be done.
［発ＩＪ１の効果］
以上説明したように本発明では、試験室内に置かれたエ
ンジンを冷却するにあたって、試験室内を冷却する以外
に、エンジン回りの各冷却的要素であるエンジン冷却水
、エンジノオイル、トランスミッションオイル等を強制
的に冷却しているので、低温始動試験されるエンジンを
、低温Ｆｄｌｈ試験に必要な温度まで短時間に冷却する
ことができ、低温始動試験に要する時間を短縮すること
、ができる。[Effects of IJ1] As explained above, in the present invention, when cooling an engine placed in a test chamber, in addition to cooling the inside of the test chamber, cooling elements such as engine cooling water and engine cooling around the engine are used. Since the oil, transmission oil, etc. are forcibly cooled, the engine undergoing the low temperature start test can be cooled to the temperature required for the low temperature FDLH test in a short time, reducing the time required for the low temperature start test. , can be done.
第１図は本発明の一実施例のエンジン低温始動試験用冷
却装置の構成図である。
図 中
ｌ・・エンジン ５・・低温試験室６・拳動力軸
７・舎動力計
８１１・ブライン冷却機
９・・ブラインタンク
３ａ目低温ブライン槽
９ｂ−−１５！リブライン槽
１０．１７．１８．２０，２１，２３．２８・−送液ポ
ンプ１１−−空気調和機 １２・・冷却コイル１３−
・ファン 目、１５，１６・・熱交換器１８・・
冷却塔 ２２，２４，２７・・管路２５・・トラ
ンスミー、ジョンFIG. 1 is a configuration diagram of a cooling device for an engine cold start test according to an embodiment of the present invention. Figure Middle L: Engine 5: Low-temperature test chamber 6: Fist power shaft
7・Building dynamometer 811・Brine cooler 9・・Brine tank 3a Low temperature brine tank 9b--15! Rib line tank 10.17.18.20, 21, 23.28 - Liquid pump 11 - Air conditioner 12 - Cooling coil 13 -
・Fan eyes, 15, 16...Heat exchanger 18...
Cooling tower 22, 24, 27...Pipe 25...Transme, John
Claims (1)
、上記エンジンのエンジン回りの各冷却要素をそれぞれ
冷却する冷却器を設け、上記各冷却要素を強制的に冷却
することを特徴とするエンジン低温始動試験用冷却装置
。For cooling an engine on which a cold start test is performed, a cooler is provided to cool each cooling element around the engine of the engine, and each of the cooling elements is forcibly cooled. Cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15008286A JPS635233A (en) | 1986-06-25 | 1986-06-25 | Cooling apparatus for low temperature starting test of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15008286A JPS635233A (en) | 1986-06-25 | 1986-06-25 | Cooling apparatus for low temperature starting test of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS635233A true JPS635233A (en) | 1988-01-11 |
Family
ID=15489119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15008286A Pending JPS635233A (en) | 1986-06-25 | 1986-06-25 | Cooling apparatus for low temperature starting test of engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS635233A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0857958A1 (en) * | 1997-02-10 | 1998-08-12 | Angelantoni Industrie SpA | System for the rapid cooling of engines on a test bench and relative device |
| JP2012098227A (en) * | 2010-11-05 | 2012-05-24 | Sanki Eng Co Ltd | Engine cooling water circulation system for test |
| CN110346146A (en) * | 2019-07-31 | 2019-10-18 | 中国航发沈阳发动机研究所 | A kind of experimental cabin for main chamber low-temperature test |
| CN113864037A (en) * | 2021-09-24 | 2021-12-31 | 中国第一汽车股份有限公司 | Test rapid cooling control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5740969A (en) * | 1980-08-25 | 1982-03-06 | Toshiba Corp | Complementary mos inverter |
| JPS5925172A (en) * | 1982-07-30 | 1984-02-09 | Shin Kobe Electric Mach Co Ltd | Manufacture of cadmium electrode for alkaline battery |
| JPS5937439A (en) * | 1982-08-25 | 1984-02-29 | Nissan Motor Co Ltd | Testing device of thermal shock of internal combustion engine |
| JPS5937440A (en) * | 1982-08-25 | 1984-02-29 | Toyota Motor Corp | Testing method of thermal shock cycle for engine |
| JPS62293138A (en) * | 1986-06-12 | 1987-12-19 | Toyo Eng Works Ltd | Cooling device for engine low-temperature start test |
-
1986
- 1986-06-25 JP JP15008286A patent/JPS635233A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5740969A (en) * | 1980-08-25 | 1982-03-06 | Toshiba Corp | Complementary mos inverter |
| JPS5925172A (en) * | 1982-07-30 | 1984-02-09 | Shin Kobe Electric Mach Co Ltd | Manufacture of cadmium electrode for alkaline battery |
| JPS5937439A (en) * | 1982-08-25 | 1984-02-29 | Nissan Motor Co Ltd | Testing device of thermal shock of internal combustion engine |
| JPS5937440A (en) * | 1982-08-25 | 1984-02-29 | Toyota Motor Corp | Testing method of thermal shock cycle for engine |
| JPS62293138A (en) * | 1986-06-12 | 1987-12-19 | Toyo Eng Works Ltd | Cooling device for engine low-temperature start test |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0857958A1 (en) * | 1997-02-10 | 1998-08-12 | Angelantoni Industrie SpA | System for the rapid cooling of engines on a test bench and relative device |
| US5915343A (en) * | 1997-02-10 | 1999-06-29 | Angelantoni Industrie Spa | System for the rapid cooling of engines on a test bench and relative device |
| JP2012098227A (en) * | 2010-11-05 | 2012-05-24 | Sanki Eng Co Ltd | Engine cooling water circulation system for test |
| CN110346146A (en) * | 2019-07-31 | 2019-10-18 | 中国航发沈阳发动机研究所 | A kind of experimental cabin for main chamber low-temperature test |
| CN113864037A (en) * | 2021-09-24 | 2021-12-31 | 中国第一汽车股份有限公司 | Test rapid cooling control method |
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