CN109441589A - A kind of tandem oil cooler unit - Google Patents
A kind of tandem oil cooler unit Download PDFInfo
- Publication number
- CN109441589A CN109441589A CN201811533430.4A CN201811533430A CN109441589A CN 109441589 A CN109441589 A CN 109441589A CN 201811533430 A CN201811533430 A CN 201811533430A CN 109441589 A CN109441589 A CN 109441589A
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- China
- Prior art keywords
- oil
- air
- generator
- fuel
- radiator
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/002—Cooling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention belongs to aero-oil technical fields, are related to a kind of tandem oil cooler unit；It include: generator (1), booster pump (2), oil return valve (3), crude oil filter (4), temperature by-passing valve (5), manually-operated gate switchs (6), air oil cooler (7), air oil cooler air intake duct (8), fuel oil and lubricating oil radiator (9), check valve (10), thin oily filter (11)；Tandem oil cooler unit of the invention simplifies the design of air radiator and fuel oil radiator by setting temperature by-passing valve, and make lubricating oil full of radiator core body by manually-operated gate switch, and then lubricating oil is cooled down using air and fuel oil two media concatenated mode, lubricating oil suitable for propeller aeroplane generator is cooling, lubricating oil is cooling insufficient under the conditions of can overcoming the problems, such as ground or low-speed operations, it is avoided that fuel oil thermic load is excessive when aircraft makes a return voyage, and without opening up excessive ventilation opening in nacelle shape.
Description
Technical field
The invention belongs to aero-oil cooling technology fields, are related to a kind of tandem oil cooler unit.
Background technique
To enable lubricating oil continuous lubrication onboard generators, need to cool down lubricating oil.Cooling main point of air cooling of lubricating oil and
Liquid cooling two ways, aviation field, especially propeller aeroplane, the working medium of air cooling are usually outside air, the working medium one of liquid cooling
As be fuel oil.Two kinds of types of cooling have the characteristics that its respectively: if (1) separately through outside air to the lubricating oil of alternating current generator into
Row cooling, that is, use air oil cooler, in the static idling rating in ground, due to not having speed of incoming flow, and to reduce ground
The pulling force of engine under the stationary state of face, propeller blade angle are usually negative value, can be at this time under propellerslip effect
The air for entering air oil cooler is very few, far from meet lubricating oil heat dissipation the needs of；(2) if separately through aircraft fuel oil to friendship
The lubricating oil of stream generator is cooled down, that is, uses fuel oil and lubricating oil radiator.Fuel oil own temperature after cooling lubricating oil is risen,
In a certain range, this is effective to the efficiency for improving engine.For propeller aeroplane, since aircraft fuel oil amount is smaller,
Especially under the conditions of making a return voyage, Fuel Remained amount is often few, and the thermic load that lubricating oil brings fuel oil may be very big, so that fuel oil temperature
It can be more than engine inlet temperature requirement.In addition, the cooling air volume under surface condition can also be increased by forced ventilation, but
It will affect other systems, such as the working performance of engine.
Summary of the invention
The object of the present invention is to provide a kind of tandem oil cooler units, sliding for overcoming air that cannot meet ground
Oily radiating requirements or the excessive technical problem of fuel oil thermic load when making a return voyage.
To solve this technical problem, the technical scheme is that
A kind of tandem oil cooler unit, the tandem oil cooler unit are simplified by setting temperature by-passing valve
The design of air radiator and fuel oil radiator, and make lubricating oil full of radiator core body by manually-operated gate switch, and then use
Air and the concatenated mode of fuel oil two media cool down lubricating oil.
The tandem oil cooler unit includes: generator 1, booster pump 2, oil return valve 3, crude oil filter 4, temperature bypass
It is valve 5, manually-operated gate switch 6, air oil cooler 7, air oil cooler air intake duct 8, fuel oil and lubricating oil radiator 9, unidirectional
Valve 10, thin oily filter 11；
The generator 1 includes pump nozzle 1a, oil inlet 1b, oil tank 1c, oil mass ruler 1d, oil outlet 1e, oil return opening
1f；Oil tank 1c is located in generator body body, and the one end oil mass ruler 1d is connected to oil tank, and one end is located on 1 shell of generator；Note
Oil nozzle 1a, oil inlet 1b, oil outlet 1e, oil return opening 1f are located on 1 shell of generator；
The oil outlet 1e of the generator 1 is connected to the oil inlet of booster pump 2, the oil outlet of booster pump 2 simultaneously with return
The oil inlet of oil valve 3 is connected to the oil inlet of crude oil filter 4, and the oil outlet of oil return valve 3 is connected to the oil return opening 1f of generator.
The oil outlet oil inlet with the oil inlet and air oil cooler 7 of temperature by-passing valve 5 simultaneously of the crude oil filter 4
Mouth connection, the oil outlet of temperature by-passing valve 5 are connected to the oil inlet of manually-operated gate switch 6, the oil outlet of air oil cooler 7
It is connected to the oil inlet of fuel oil and lubricating oil radiator 8, the oil outlet of manually-operated gate switch 6 and the oil outlet of fuel oil and lubricating oil radiator 8
It is connected to simultaneously with the oil inlet of check valve 10；
The oil outlet of the check valve 11 is connected to the oil inlet of thin oily filter 12, the oil outlet of thin oily filter 12 and power generation
The oil inlet 1b of machine is connected to.
Air side one end of the air oil cooler 7 and air oil cooler air intake duct 8, the air side other end
It is connected to enging cabin, the air after cooling lubricating oil is immediately discharged in enging cabin；The fuel oil side of the fuel oil and lubricating oil radiator 9
One end is connected to the dynamic outflux of aircraft fuel system, and the fuel oil side other end is connected to aircraft fuel tank；1 lubricating oil of generator passes through
After air oil cooler 7 precools, enters back into fuel oil and lubricating oil radiator 9 and be further cooled.
The temperature bypath valve 5 oil temperature be lower than 70 DEG C when simultaneously bypath air oil cooler 7 and fuel oil
Lubricating oil in oil cooler 9.
The condition of pouring orifice 1a oil feed into the shell of generator 1 are as follows:
Oil temperature is lower than 70 DEG C, and keeps manually-operated gate switch 6 in the closed position.So that the lubricating oil of filling can be full of sky
Gas oil cooler 7 and fuel oil and lubricating oil radiator 8.
The condition that the air oil cooler 7 and fuel oil and lubricating oil radiator 8 and lube pipe of the generator 1 are full of
Are as follows:
Manually-operated gate switch 6 is in an open position, oil feed to graduation mark.
The beneficial effects of the present invention are: tandem oil cooler unit of the invention simplifies sky by setting temperature by-passing valve
The design of gas radiator and fuel oil radiator, and make lubricating oil full of radiator core body by manually-operated gate switch, and then using empty
Gas and the concatenated mode of fuel oil two media cool down lubricating oil, and the lubricating oil suitable for propeller aeroplane generator is cooling, can
Lubricating oil is cooling insufficient under the conditions of overcoming the problems, such as ground or low-speed operations, is avoided that fuel oil thermic load is excessive when aircraft makes a return voyage, and
Without opening up excessive ventilation opening in nacelle shape.
Detailed description of the invention
Fig. 1 is the schematic illustration of tandem oil cooler unit of the invention；
In figure: 1- generator, 2- booster pump, 3- oil return valve, the filter of 4- crude oil, 5- temperature by-passing valve, 6- manually-operated gate switch,
7- air oil cooler, 8- air oil cooler air intake duct, 9- fuel oil and lubricating oil radiator, 10- check valve, the thin oily filter of 11-,
1a- pump nozzle, 1b- oil inlet, 1c- oil tank, 1d- oil mass ruler, 1e- oil outlet, 1f- oil return opening.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples:
Tandem oil cooler unit of the invention simplifies air radiator and fuel oil heat dissipation by setting temperature by-passing valve
The design of device, and make lubricating oil full of radiator core body by manually-operated gate switch, and then use air and fuel oil two media string
The mode of connection cools down lubricating oil.
One, structure composition:
It is as shown in Figure 1 the schematic illustration of tandem oil cooler unit of the invention, comprising: generator 1, booster pump
2, oil return valve 3, crude oil filter 4, temperature by-passing valve 5, manually-operated gate switch 6, air oil cooler 7, air oil cooler into
Air flue 8, fuel oil and lubricating oil radiator 9, check valve 10, thin oily filter 11；The generator 1 includes pump nozzle 1a, oil inlet 1b, cunning
Fuel tank 1c, oil mass ruler 1d, oil outlet 1e, oil return opening 1f；Oil tank 1c is located in generator body body, oil mass one end ruler 1d and lubricating oil
Case connection, one end is located on 1 shell of generator；Pump nozzle 1a, oil inlet 1b, oil outlet 1e, oil return opening 1f are located at 1 shell of generator
On body；The oil outlet 1e of the generator 1 is connected to the oil inlet of booster pump 2, the oil outlet of booster pump 2 while and oil return valve
3 oil inlet is connected to the oil inlet of crude oil filter 4, and the oil outlet of oil return valve 3 is connected to the oil return opening 1f of generator.
The oil outlet oil inlet with the oil inlet and air oil cooler 7 of temperature by-passing valve 5 simultaneously of the crude oil filter 4
Mouth connection, the oil outlet of temperature by-passing valve 5 are connected to the oil inlet of manually-operated gate switch 6, the oil outlet of air oil cooler 7
It is connected to the oil inlet of fuel oil and lubricating oil radiator 8, the oil outlet of manually-operated gate switch 6 and the oil outlet of fuel oil and lubricating oil radiator 8
It is connected to simultaneously with the oil inlet of check valve 10；
The oil outlet of the check valve 11 is connected to the oil inlet of thin oily filter 12, the oil outlet of thin oily filter 12 and power generation
The oil inlet 1b of machine is connected to.
Air side one end of the air oil cooler 7 and air oil cooler air intake duct 8, the air side other end
It is connected to enging cabin, the air after cooling lubricating oil is immediately discharged in enging cabin；The fuel oil side of the fuel oil and lubricating oil radiator 9
One end is connected to the dynamic outflux of aircraft fuel system, and the fuel oil side other end is connected to aircraft fuel tank；1 lubricating oil of generator passes through
After air oil cooler 7 precools, enters back into fuel oil and lubricating oil radiator 9 and be further cooled.
The temperature bypath valve 5 oil temperature be lower than 70 DEG C when simultaneously bypath air oil cooler 7 and fuel oil
Lubricating oil in oil cooler 9.
The condition of pouring orifice 1a oil feed into the shell of generator 1 are as follows:
Oil temperature is lower than 70 DEG C, and keeps manually-operated gate switch 6 in the closed position.So that the lubricating oil of filling can be full of sky
Gas oil cooler 7 and fuel oil and lubricating oil radiator 8.
The condition that the air oil cooler 7 and fuel oil and lubricating oil radiator 8 and lube pipe of the generator 1 are full of
Are as follows:
Manually-operated gate switch 6 is in an open position, oil feed to graduation mark.
Two, working principle:
Usually in the case where the not hot lubricating oil of ground, oil temperature is lower than 70 DEG C, and temperature by-passing valve makes lubricating oil can not be into
The core for entering radiator can make lubricating oil enter air oil cooler 7 and fuel oil and lubricating oil scattered by closing manually-operated gate switch 6
In the core of hot device 9, the pasta to oil tank reaches graduation mark, opens manually-operated gate switch, and lubricating oil pasta can be fallen after rise, after
Continuous oil feed stops oil feed when lubricating oil pasta reaches graduation mark again.It need to ensure generator at work, manually
Valve switch 6 is in open position.
Claims (6)
1. a kind of tandem oil cooler unit, which is characterized in that the tandem oil cooler unit includes: generator
(1), booster pump (2), oil return valve (3), crude oil filter (4), temperature by-passing valve (5), manually-operated gate switch (6), the heat dissipation of air lubricating oil
Device (7), air oil cooler air intake duct (8), fuel oil and lubricating oil radiator (9), check valve (10), thin oily filter (11)；
The generator (1) includes pump nozzle (1a), oil inlet (1b), oil tank (1c), oil mass ruler (1d), oil outlet
(1e), oil return opening (1f)；Oil tank (1c) is located in generator body body, and the one end oil mass ruler (1d) is connected to oil tank, one end position
In on generator (1) shell；Pump nozzle (1a), oil inlet (1b), oil outlet (1e), oil return opening (1f) are located at generator (1) shell
On body；
The oil outlet (1e) of the generator (1) is connected to the oil inlet of booster pump (2), and the oil outlet of booster pump (2) is simultaneously
It is connected to the oil inlet of the oil inlet of oil return valve (3) and crude oil filter (4), the oil outlet of oil return valve (3) and the oil return opening of generator
(1f) connection；
The oil outlet of the described crude oil filter (4) simultaneously with the oil inlet of temperature by-passing valve (5) and air oil cooler (7) into
The oil outlet of hydraulic fluid port connection, temperature by-passing valve (5) is connected to the oil inlet of manually-operated gate switch (6), air oil cooler (7)
Oil outlet be connected to the oil inlet of fuel oil and lubricating oil radiator (8), manually-operated gate switch (6) oil outlet and fuel oil and lubricating oil heat dissipation
The oil outlet of device (8) is connected to the oil inlet of check valve (10) simultaneously；
The oil outlet of the check valve (11) is connected to the oil inlet of thin oily filter (12), the oil outlet and hair of thin oily filter (12)
The oil inlet (1b) of motor is connected to.
2. tandem oil cooler unit as described in claim 1, which is characterized in that the air oil cooler (7)
Air side one end and air oil cooler air intake duct (8), the air side other end are connected to enging cabin, the sky after cooling lubricating oil
Gas is immediately discharged in enging cabin.
3. tandem oil cooler unit as described in claim 1, which is characterized in that the fuel oil and lubricating oil radiator (9)
Fuel oil side one end is connected to the dynamic outflux of aircraft fuel system, and the fuel oil side other end is connected to aircraft fuel tank；Generator (1)
Lubricating oil enters back into fuel oil and lubricating oil radiator (9) and is further cooled after air oil cooler (7) precool.
4. tandem oil cooler unit as described in claim 1, which is characterized in that the temperature bypath valve (5) is in cunning
Lubricating oil when oil temperature is lower than 70 DEG C while in bypath air oil cooler (7) and fuel oil and lubricating oil radiator (9).
5. tandem oil cooler unit as described in claim 1, which is characterized in that the pouring orifice (1a) is to generator
(1) condition of oil feed in shell are as follows: oil temperature is lower than 70 DEG C, and keeps manually-operated gate switch (6) in the closed position.
6. tandem oil cooler unit as described in claim 1, which is characterized in that the air lubricating oil of the generator (1)
The condition that radiator (7) and fuel oil and lubricating oil radiator (8) and lube pipe are full of are as follows: manually-operated gate switch (6) is in open position
It sets, oil feed to graduation mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811533430.4A CN109441589A (en) | 2018-12-14 | 2018-12-14 | A kind of tandem oil cooler unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811533430.4A CN109441589A (en) | 2018-12-14 | 2018-12-14 | A kind of tandem oil cooler unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109441589A true CN109441589A (en) | 2019-03-08 |
Family
ID=65558692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811533430.4A Pending CN109441589A (en) | 2018-12-14 | 2018-12-14 | A kind of tandem oil cooler unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109441589A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043342A (en) * | 2019-04-24 | 2019-07-23 | 贵州永红航空机械有限责任公司 | A kind of high compression ignition oil cooler of aero-engine |
| CN110925096A (en) * | 2019-12-05 | 2020-03-27 | 中国航发四川燃气涡轮研究院 | Engine lubricating oil cooling system |
| CN112555028A (en) * | 2020-12-11 | 2021-03-26 | 中国航空工业集团公司沈阳飞机设计研究所 | Aircraft fuel cooling system |
| CN115343051A (en) * | 2022-09-13 | 2022-11-15 | 中国航发沈阳发动机研究所 | A semi-physical test device and method for engine thermal management |
| CN119022212A (en) * | 2024-10-28 | 2024-11-26 | 上海多弗众云航空科技有限公司 | A transfer device for aircraft lubricating oil system |
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| US2865580A (en) * | 1956-06-25 | 1958-12-23 | Chance Vought Aircraft Inc | Oil cooling and drag reducing system |
| US20110232293A1 (en) * | 2010-03-24 | 2011-09-29 | Rolls-Royce Plc | Fuel heat management system |
| CN204327936U (en) * | 2014-12-03 | 2015-05-13 | 中国航空工业集团公司金城南京机电液压工程研究中心 | A kind of small flow lubrication system of full flight envelope work |
| CN105143641A (en) * | 2013-02-27 | 2015-12-09 | 斯内克马公司 | Method and device for regulating the cooling of oil in a turbomachine |
| CN106505797A (en) * | 2016-12-15 | 2017-03-15 | 中国航空工业集团公司西安飞机设计研究所 | A kind of onboard generators chiller |
| CN106917684A (en) * | 2015-12-08 | 2017-07-04 | 通用电气公司 | Heat management system |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2865580A (en) * | 1956-06-25 | 1958-12-23 | Chance Vought Aircraft Inc | Oil cooling and drag reducing system |
| US20110232293A1 (en) * | 2010-03-24 | 2011-09-29 | Rolls-Royce Plc | Fuel heat management system |
| CN105143641A (en) * | 2013-02-27 | 2015-12-09 | 斯内克马公司 | Method and device for regulating the cooling of oil in a turbomachine |
| CN204327936U (en) * | 2014-12-03 | 2015-05-13 | 中国航空工业集团公司金城南京机电液压工程研究中心 | A kind of small flow lubrication system of full flight envelope work |
| CN106917684A (en) * | 2015-12-08 | 2017-07-04 | 通用电气公司 | Heat management system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043342A (en) * | 2019-04-24 | 2019-07-23 | 贵州永红航空机械有限责任公司 | A kind of high compression ignition oil cooler of aero-engine |
| CN110925096A (en) * | 2019-12-05 | 2020-03-27 | 中国航发四川燃气涡轮研究院 | Engine lubricating oil cooling system |
| CN112555028A (en) * | 2020-12-11 | 2021-03-26 | 中国航空工业集团公司沈阳飞机设计研究所 | Aircraft fuel cooling system |
| CN112555028B (en) * | 2020-12-11 | 2022-08-26 | 中国航空工业集团公司沈阳飞机设计研究所 | Aircraft fuel cooling system |
| CN115343051A (en) * | 2022-09-13 | 2022-11-15 | 中国航发沈阳发动机研究所 | A semi-physical test device and method for engine thermal management |
| CN115343051B (en) * | 2022-09-13 | 2025-04-04 | 中国航发沈阳发动机研究所 | Semi-physical test device and method for engine thermal management |
| CN119022212A (en) * | 2024-10-28 | 2024-11-26 | 上海多弗众云航空科技有限公司 | A transfer device for aircraft lubricating oil system |
| CN119022212B (en) * | 2024-10-28 | 2025-02-14 | 上海多弗众云航空科技有限公司 | A transfer device for aircraft lubricating oil system |
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Application publication date: 20190308 |
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