CN106762150B - A kind of aircraft engine fires lubricating oil integrated heat exchange device - Google Patents
A kind of aircraft engine fires lubricating oil integrated heat exchange device Download PDFInfo
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- CN106762150B CN106762150B CN201611051547.XA CN201611051547A CN106762150B CN 106762150 B CN106762150 B CN 106762150B CN 201611051547 A CN201611051547 A CN 201611051547A CN 106762150 B CN106762150 B CN 106762150B
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- oil
- fuel
- fuel oil
- outlet
- pressure
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/06—Arrangements of bearings; Lubricating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/12—Cooling of plants
- F02C7/14—Cooling of plants of fluids in the plant, e.g. lubricant or fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/22—Fuel supply systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/22—Fuel supply systems
- F02C7/224—Heating fuel before feeding to the burner
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/98—Lubrication
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A kind of aircraft engine fires lubricating oil integrated heat exchange device, including pressure difference signal device (2), fuel oil rough filtering component (4), radiator core body (5), temperature-sensitive pressure-sensitive component (7), fuel oil fine filtering component (9), pass through multifunction integrated design, product component quantity can be reduced, realize the function that a component realizes various control, improve the reliability of product, the multiple functions such as whole system heat dissipation, filtering, pressure adjusting, temperature adjusting are completed, promote product reliability and added value.
Description
Technical field
The invention belongs to aircraft engine oil systems, and in particular to a kind of aircraft engine combustion lubricating oil integrated heat exchange dress
It puts.
Background technology
The previous Multifunctional heat exchange device in China is by radiator core body, filter core, valve, mechanical signal device, temperature-sensitive pressure element
Components is waited to be connected in series, multiple functions formula arrangement into a line, tandem multicompartment arrangement occupies more space, makes
Product structure is too fat to move, pipeline is in disorder, reliability reduces.
Invention content
The purpose of the present invention：To reduce installation space, product reliability and safety are improved, it is desirable that product can realize work(
The requirements such as energy is integrated, structural module design a kind of aircraft engine combustion lubricating oil integrated heat exchange device.
Technical solution of the present invention：A kind of aircraft engine fires lubricating oil integrated heat exchange device, including pressure difference signal device 2, fuel oil
Rough filtering component 4, radiator core body 5, temperature-sensitive pressure-sensitive component 7, fuel oil fine filtering component 9, fuel oil rough filtering component 4 are located at fuel filler 1
Place, fuel oil is after fuel filler 1 enters device, followed by fuel oil rough filtering component 4, radiator core body 5, fuel oil fine filtering component 9
It is flowed out afterwards from fuel outlet 3, pressure difference signal device 2 is equipped between fuel filler 1 and fuel outlet 3, the pressure difference signal device 2 is examined
The pressure differential between fuel filler 1 and fuel outlet 3 is surveyed, is pressed when the pressure differential that pressure difference signal device 2 detects reaches certain value
Difference signal device 6 sends out alarm signal；Lubricating oil flows through radiator core body 5 from lubricating oil entrance 6, in the radiator core body 5 with fuel oil into
It is flowed out after row heat exchange from oil outlet 8, temperature-sensitive pressure-sensitive component 7, the warming is equipped between lubricating oil entrance 6 and oil outlet 8
Component 7 is pressed to include temperature-sensitive valve 71 and pressure-sensitive valve 72, temperature-sensitive valve 71 experiences the fuel oil temperature at fuel outlet 3, works as fuel oil
When exporting 3 temperature higher than 32 DEG C, temperature-sensitive valve 71 starts to open at, and when fuel outlet temperature reaches 48 DEG C, temperature-sensitive valve 71 is complete
Complete to open, no longer all by radiator core body 5, part lubricating oil is directly bypassed by lubricating oil entrance 6 to oil outlet 8 lubricating oil；Sense
Pressure valve 72 experiences the pressure differential between lubricating oil entrance 6 and oil outlet 8, the pressure between lubricating oil entrance 6 and oil outlet 8
When difference is more than certain value, pressure-sensitive valve 72 is opened, and most of lubricating oil is directly bypassed by lubricating oil entrance 6 to oil outlet 8.
The fuel oil rough filtering component 4 includes fuel oil coarse filtration 41, entrance pop-up indicator 42, entrance bypass flap 43, fuel oil
Enter radiator core body 5 after the filtering of fuel oil coarse filtration 41, when fuel oil coarse filtration 41 blocks, pressure is more than coarse filtration the at fuel oil coarse filtration 41
During one threshold value, entrance pop-up indicator 42 sends out alarm signal, and when fuel oil coarse filtration 41 blocks, pressure is more than thick at fuel oil coarse filtration 41
Filter second threshold when, entrance bypass flap 43 is influenced to open by oil pressure, fuel oil be no longer flow through fuel oil coarse filtration 41 directly by entrance by
Logical valve 43 flows into radiator core body 5 and exchanges heat.
The fuel oil fine filtering component 9 includes fuel oil fine filtering 91, outlet bypass flap 92, outlet pop-up indicator 93, fuel oil
It is flowed out after the filtering of fuel oil fine filtering 91 from fuel outlet 3, when fuel oil fine filtering 91 blocks, pressure is more than fine filtering the at fuel oil fine filtering 91
During one threshold value, outlet pop-up indicator 93 sends out alarm signal, and when fuel oil fine filtering 91 blocks, pressure is more than thin at fuel oil fine filtering 91
When filtering second threshold, outlet bypass flap 92 is influenced to open by oil pressure, and it is directly other by outlet that fuel oil is no longer flow through fuel oil fine filtering 91
Logical valve 92 flows out fuel outlet 3.
Beneficial effects of the present invention：Product with compact structure, the structured heat sink are mainly made of several big components, temperature-sensitive pressure-sensitive
The action of product temperature-sensitive and pressure-sensitive action can be achieved at the same time in component, and filtering can be achieved at the same time in fuel oil rough filtering component and fuel oil fine filtering component
And bypass action；Pipeline is clear：The product design is different from traditional one-line cascaded structure, avoids the staggeredly cloth of multi-pipeline
It puts；Reliability is high：By multifunction integrated design, product component quantity can be reduced, a component is realized and realizes various control
Function, improve the reliability of product, complete whole system heat dissipation, filtering, the multiple functions such as pressure is adjusted, temperature is adjusted,
Promote product reliability and added value.
Description of the drawings
Fig. 1 is；Previous heat-exchanger rig product function realizes figure；
Fig. 2 is；A kind of aircraft engine combustion lubricating oil integrated heat exchange device product function realizes figure.
Specific embodiment
When product works, low temperature fuel oil flows into product fuel oil coarse filtration 41 from fuel filler 1, is filtered through fuel oil rough filtering component 41
Enter radiator core body 5 afterwards, when 41 retaining pressure of fuel oil coarse filtration is more than coarse filtration first threshold, entrance pop-up indicator 42 is sent out
Alarm signal.When 41 retaining pressure of fuel oil coarse filtration is more than coarse filtration second threshold, entrance bypass flap 43 is influenced to open by oil pressure,
Fuel oil is no longer flow through fuel oil coarse filtration 41, and directly flowing into radiator core body 5 by entrance bypass flap 43 exchanges heat.Combustion after heat exchange
Oil is flowed out from radiator core body 5, is flowed out after the filtering of fuel oil fine filtering 91 from fuel outlet, when 91 retaining pressure of fuel oil fine filtering is more than
During fine filtering first threshold, outlet pop-up indicator 93 sends out alarm signal.When 41 retaining pressure of fuel oil coarse filtration is more than coarse filtration second
During threshold value, outlet bypass flap 92 is opened, and fuel oil is no longer flow through fuel oil fine filtering 91 and is directly flowed out by outlet bypass flap 92.Work as combustion
Oil pocket fuel oil oily filter 91 or fuel oil coarse filtration 41 block, when fuel filler 1 and 3 pressure of fuel outlet are more than third threshold values, pressure difference letter
Number device 2 sends out alarm model.
The higher lubricating oil of temperature flows into radiator core body 5 by lubricating oil entrance 6, is flowed out after heat exchange by oil outlet 8.Work as combustion
When oil export temperature is higher than 32 DEG C, temperature-sensitive valve 71 starts to act, and when fuel outlet temperature reaches 48 DEG C, temperature-sensitive valve 71 is complete
Complete to open, lubricating oil no longer all by radiator core body 5, is directly bypassed by lubricating oil entrance 6 to oil outlet 8；When lubricating oil passes in and out
When mouthful pressure difference is more than certain value, pressure-sensitive valve 72 is opened, most of lubricating oil directly bypassed by lubricating oil entrance 6 to oil outlet 8 into
Enter engine, radiator core body 5 is protected not destroyed by high pressure.
Claims (3)
1. a kind of aircraft engine fires lubricating oil integrated heat exchange device, which is characterized in that including pressure difference signal device (2), fuel oil coarse filtration
Component (4), radiator core body (5), temperature-sensitive pressure-sensitive component (7), fuel oil fine filtering component (9), fuel oil rough filtering component (4) is positioned at fuel oil
At entrance (1), after fuel oil is from fuel filler (1) into described device, followed by fuel oil rough filtering component (4), radiator core body
(5), it is flowed out after fuel oil fine filtering component (9) from fuel outlet (3), pressure difference is equipped between fuel filler (1) and fuel outlet (3)
Signalling means (2), the pressure differential between pressure difference signal device (2) the detection fuel filler (1) and fuel outlet (3), when pressure difference is believed
Pressure difference signal device (2) sends out alarm signal when the pressure differential that number device (2) detects reaches certain value；Lubricating oil is from lubricating oil entrance (6)
Radiator core body (5) is flowed through, flows out from oil outlet (8) after being exchanged heat in radiator core body (5) with fuel oil, enters in lubricating oil
Temperature-sensitive pressure-sensitive component (7) is equipped between mouth (6) and oil outlet (8), the temperature-sensitive pressure-sensitive component (7) includes temperature-sensitive valve
(71) and pressure-sensitive valve (72), temperature-sensitive valve (71) experience the fuel oil temperature at fuel outlet (3), when fuel outlet (3) temperature
During higher than 32 DEG C, temperature-sensitive valve (71) starts to open at, and when fuel outlet temperature reaches 48 DEG C, temperature-sensitive valve (71) is beaten completely
It opens, no longer all by radiator core body (5), part lubricating oil is directly bypassed by lubricating oil entrance (6) to oil outlet (8) lubricating oil；
Pressure-sensitive valve (72) experiences the pressure differential between lubricating oil entrance (6) and oil outlet (8), when lubricating oil entrance (6) and oil outlet
(8) when the pressure differential between is more than certain value, pressure-sensitive valve (72) is opened, and most of lubricating oil is directly bypassed by lubricating oil entrance (6)
To oil outlet (8).
A kind of 2. aircraft engine combustion lubricating oil integrated heat exchange device according to claim 1, which is characterized in that the fuel oil
Rough filtering component (4) includes fuel oil coarse filtration (41), entrance pop-up indicator (42), entrance bypass flap (43), and fuel oil is thick through fuel oil
Enter radiator core body (5) after filtering (41) filtering, when fuel oil coarse filtration (41) blocks, pressure is more than coarse filtration the at fuel oil coarse filtration (41)
During one threshold value, entrance pop-up indicator (42) sends out alarm signal, the pressure at fuel oil coarse filtration (41) blocking, fuel oil coarse filtration (41)
During more than coarse filtration second threshold, entrance bypass flap (43) is influenced to open by oil pressure, and it is straight that fuel oil is no longer flow through fuel oil coarse filtration (41)
It connects and is exchanged heat by entrance bypass flap (43) inflow radiator core body (5).
A kind of 3. aircraft engine combustion lubricating oil integrated heat exchange device according to claim 1, which is characterized in that the fuel oil
Fine filtering component (9) includes fuel oil fine filtering (91), outlet bypass flap (92), outlet pop-up indicator (93), and fuel oil is thin through fuel oil
It is flowed out after filtering (91) filtering from fuel outlet (3), when fuel oil fine filtering (91) blocks, pressure is more than fine filtering the at fuel oil fine filtering (91)
During one threshold value, outlet pop-up indicator (93) sends out alarm signal, the pressure at fuel oil fine filtering (91) blocking, fuel oil fine filtering (91)
During more than fine filtering second threshold, outlet bypass flap (92) is influenced to open by oil pressure, and it is straight that fuel oil is no longer flow through fuel oil fine filtering (91)
It connects by outlet bypass flap (92) outflow fuel outlet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051547.XA CN106762150B (en) | 2016-11-24 | 2016-11-24 | A kind of aircraft engine fires lubricating oil integrated heat exchange device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051547.XA CN106762150B (en) | 2016-11-24 | 2016-11-24 | A kind of aircraft engine fires lubricating oil integrated heat exchange device |
Publications (2)
| Publication Number | Publication Date |
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| CN106762150A CN106762150A (en) | 2017-05-31 |
| CN106762150B true CN106762150B (en) | 2018-06-12 |
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| CN201611051547.XA Active CN106762150B (en) | 2016-11-24 | 2016-11-24 | A kind of aircraft engine fires lubricating oil integrated heat exchange device |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580209B (en) * | 2019-01-10 | 2020-11-20 | 贵州永红航空机械有限责任公司 | Testing device for life test of fuel oil radiator of aircraft alternating-current generator |
| CN110080881A (en) * | 2019-01-18 | 2019-08-02 | 西北工业大学 | A kind of integrated heat-exchange device for realizing secondary heat exchange |
| 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 |
| CN111535927B (en) * | 2020-05-09 | 2021-03-16 | 贵州永红航空机械有限责任公司 | Lubricating oil filtering double-valve type lubricating oil burning radiator |
| CN111559516B (en) * | 2020-05-25 | 2022-03-25 | 中国航发湖南动力机械研究所 | Waste heat recycling system and method |
| CN111852658B (en) * | 2020-07-24 | 2021-05-18 | 大连理工大学 | High-temperature and high-pressure tube-shell type lubricating oil burning radiator |
| CN112610296B (en) * | 2020-12-17 | 2022-07-12 | 中国航空工业集团公司成都飞机设计研究所 | Lubricating oil cooling system |
| CN114275168A (en) * | 2022-01-07 | 2022-04-05 | 彩虹无人机科技有限公司 | Fuel oil system with heat dissipation function and aircraft |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4041697A (en) * | 1975-07-17 | 1977-08-16 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Oil cooling system for a gas turbine engine |
| CN101270690B (en) * | 2008-04-02 | 2010-06-09 | 北京航空航天大学 | Fuel oil and lubricating oil heat exchanger of light aircraft engine |
| GB2510654B (en) * | 2013-05-15 | 2016-09-07 | Rolls Royce Plc | Method and system for monitoring the performance of a heat exchanger |
| CN104197776B (en) * | 2014-08-19 | 2016-08-17 | 广州飞机维修工程有限公司 | A kind of explosion-proof cleaning equipment of civil aircraft fuel oil and lubricating oil heat exchanger |
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| CN106762150A (en) | 2017-05-31 |
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