CN104627376B - Aircraft fuel oil conveying sequence control system - Google Patents
Aircraft fuel oil conveying sequence control system Download PDFInfo
- Publication number
- CN104627376B CN104627376B CN201410722770.7A CN201410722770A CN104627376B CN 104627376 B CN104627376 B CN 104627376B CN 201410722770 A CN201410722770 A CN 201410722770A CN 104627376 B CN104627376 B CN 104627376B
- Authority
- CN
- China
- Prior art keywords
- oil
- channel
- valve
- solenoid valve
- reversing solenoid
- 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.)
- Active
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
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Landscapes
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
An aircraft fuel oil conveying sequence control system comprises an oil use-up annunciator, an oil conveying tank, a reversing solenoid valve, a mechanical and electric management computer, an oil conveying pump and a jet pump. The oil use-up annunciator is mounted at the bottom of the oil conveying tank, and the oil use-up annunciator and the reversing solenoid valve are connected with the mechanical and electric management computer. The reversing solenoid valve is mounted at an outlet of the oil conveying pump, meanwhile, a channel A of the reversing solenoid valve is connected with the outlet of the oil conveying pump, and an output channel of the reversing solenoid valve is connected with the jet pump. According to the aircraft fuel oil conveying sequence control system, the oil use-up annunciator which is arranged in the aircraft oil conveying tank is used, and the reversing solenoid valve is arranged so that the oil use-up annunciator and the reversing solenoid valve are made to work in a combined mode to achieve the control over oil conveying sequences. The aircraft fuel oil conveying sequence control system is small in number of accessories, simple in control logic, and capable of effectively lowering the weight of an aircraft fuel oil system; meanwhile, the reversing solenoid valve is electrically controlled through the electric reversing solenoid valve, and the reliability of the aircraft fuel oil system is effectively enhanced.
Description
Technical field
The present invention relates to aviation machine control technology field, more particularly to a kind of aircraft fuel oil oil transportation sequence control system.
Background technology
Need for the fuel oil in oil transportation case to transport to oil feeding reservoirs in the aircraft fuel system course of work, because oil transportation case is distributed in aircraft
Different parts, so need to design the system of a set of automatic oil transfer normally transferring by the order of setting guaranteeing fuel oil.It is conventional
Aircraft fuel oil oil transportation sequence control system by float-controlled valve and electromagnetic fuel switch associated working realize, due to the method need
Float-controlled valve and electromagnetic fuel switch are respectively provided with for each oil transportation case, therefore annex is more, so as to cause aircraft fuel system weight
Increase, and reduce the reliability of aircraft fuel system.
The content of the invention
Technical problem solved by the invention is to provide a kind of aircraft fuel oil oil transportation sequence control system, above-mentioned to solve
Shortcoming in background technology.
Technical problem solved by the invention employs the following technical solutions to realize：
Aircraft fuel oil oil transportation sequence control system, including oil signalling means, reversing solenoid valve, Electromechanical Management computer, combustion to the greatest extent
Oil-piping layout, oil transfer pump and jet pump；Wherein, oil signalling means to the greatest extent is installed in defeated tank bottoms, and oil signalling means, reversing solenoid valve to the greatest extent
It is connected with Electromechanical Management computer respectively, and reversing solenoid valve is arranged on the exit of oil transfer pump, while its A channel passes through fuel oil
Conduit is connected with oil transportation pump discharge, and the output channel of reversing solenoid valve is connected with jet pump.
In the present invention, reversing solenoid valve includes valve body, and valve body upper end is provided with valve gap, and valve assembly is arranged under valve gap
Side, diaphragm unit is arranged in upper casing body, and valve body middle part is provided with diaphragm epicoele and diaphragm cavity of resorption, and diaphragm epicoele, diaphragm
Chamber is connected with excess oil mouth, and electrical appliance part A-B and electrical appliance part A-C is arranged on valve body two ends, and bullet is provided between electrical appliance part
Spring, both ends of the spring is symmetrically arranged with drainage valve, and excess oil valve is connected with drainage valve, and excess oil mouth is connected with excess oil valve；
It is respectively A channel, channel B and C-channel additionally, being additionally provided with three passages on valve body.
In the present invention, logic control relation is as follows in Electromechanical Management computer：
1）When oil signalling means to the greatest extent does not send oily signal to the greatest extent, reversing solenoid valve only A-B channel conductives；
2）When oil signalling means to the greatest extent sends oily signal to the greatest extent, reversing solenoid valve only A-C channel conductives；Hereafter, if any oil is most
Blackout and continue 15 seconds, reversing solenoid valve action promotes A-B channel conductives.
In the present invention, reversing solenoid valve working method：When electrical appliance part A-B energizations, A channel lead to pressure, electrical appliance part
A-B works, and diaphragm cavity of resorption cuts off with excess oil mouth pipeline, while connecting with A channel, fuel oil entrance diaphragm cavity of resorption, diaphragm unit exists
Under diaphragm under cavity pressure effect, the pressure and frictional force of diaphragm epicoele are overcome, drive valve assembly up to move, opening channel B,
C-channel is closed, A-B channel conductives, A-C pathway closures is realized；
When electrical appliance part A-C energizations, A channel lead to pressure, electrical appliance part A-C work, diaphragm cavity of resorption connects with excess oil mouth pipeline
The cut-out of logical and A channel, while diaphragm epicoele cuts off with excess oil mouth pipeline, while connect with A channel, fuel oil entrance diaphragm epicoele,
Diaphragm unit overcomes the pressure and frictional force of diaphragm cavity of resorption under the effect of diaphragm epicoele fuel pressure, drives valve assembly down
Motion, opens C-channel, closes channel B, realizes that A-C passages lead to, A-B pathway closures.
In the present invention, during empty in oil transportation case, corresponding oil signalling means to the greatest extent sends to Electromechanical Management computer
Oil signal to the greatest extent, Electromechanical Management computer makes logic judgment according to oil signal to the greatest extent is received, while instruction is sent to reversing solenoid valve,
Control reversing solenoid valve A-B channel conductives or A-C channel conductives, so as to the kinetic current for producing oil transfer pump is delivered to different passages
Corresponding injection pump intake, to realize the order automatic oil transfer by setting.
Beneficial effect：The present invention utilizes the oil having been provided with aircraft oil transportation case signalling means to the greatest extent, by arranging reversing solenoid valve,
It is allowed to reversing solenoid valve associated working to realize the control of oil transportation order；Oil transportation sequence control system annex is few, control logic
Simply, the weight of aircraft fuel system is effectively reduced；Simultaneously by electric control reversing magnetic valve, aircraft fuel oil system is effectively enhanced
The reliability of system.
Description of the drawings
Fig. 1 is the structural representation of presently preferred embodiments of the present invention.
Fig. 2 is the reversing solenoid valve front view in presently preferred embodiments of the present invention.
Fig. 3 is the reversing solenoid valve sectional view in presently preferred embodiments of the present invention.
Fig. 4 is the reversing solenoid valve electric hookup in presently preferred embodiments of the present invention.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
It is most referring to the aircraft fuel oil oil transportation sequence control system of Fig. 1, including No. 1 fuel tank oil signalling means, left No. 3 fuel tanks oil to the greatest extent
Signalling means, right No. 3 fuel tanks oil signalling means, port wing fuel tank oil to the greatest extent signalling means, starboard wing fuel tank oil signalling means, commutation electromagnetism to the greatest extent to the greatest extent
Valve, Electromechanical Management computer, oil transfer pump, fuel duct, No. 1 fuel tank jet pump, left No. 3 fuel tank jet pumps, right No. 3 fuel tank injections
Pump, port wing fuel tank jet pump and starboard wing fuel tank jet pump；Wherein, No. 1 fuel tank oil signalling means to the greatest extent is arranged on No. 1 oil tank bottom
Portion, left No. 3 fuel tanks oil signalling means to the greatest extent is arranged on left No. 3 tank bottoms, and right No. 3 fuel tanks oil signalling means to the greatest extent is arranged on right No. 3 fuel tanks
Bottom, port wing fuel tank oil signalling means to the greatest extent is arranged on port wing tank bottoms, and starboard wing fuel tank oil signalling means to the greatest extent is arranged on right machine
Wing tank bottoms, and No. 1 fuel tank oil signalling means, left No. 3 fuel tanks oil to the greatest extent signalling means, right No. 3 fuel tanks oil signalling means, port wing to the greatest extent to the greatest extent
Fuel tank oil signalling means, starboard wing fuel tank oil signalling means, reversing solenoid valve to the greatest extent to the greatest extent are connected respectively with Electromechanical Management computer, and commutate
Magnetic valve is arranged on the exit of oil transfer pump, and its A channel is connected by fuel duct with oil transportation pump discharge, reversing solenoid valve it is defeated
Go out passage respectively with No. 1 fuel tank jet pump, left No. 3 fuel tank jet pumps, right No. 3 fuel tank jet pumps, port wing fuel tank jet pump and
Starboard wing fuel tank jet pump connects.
In the present embodiment, reversing solenoid valve includes valve body, referring to shown in Fig. 2～4, being provided with valve gap 1, valve group on valve body
Part 2, diaphragm unit 3, upper shell 4, lower house 5, valve base 6, electrical appliance part A-B7, electrical appliance part A-C8, spring 9, drainage are lived
Door 10, excess oil valve 11, excess oil mouth 12 and socket 13；Wherein, valve gap 1 is arranged on valve body upper end, and valve assembly 2 is arranged on valve gap
1 lower section, diaphragm unit 3 is arranged in upper shell 4, and valve body middle part is provided with diaphragm epicoele and diaphragm cavity of resorption, and diaphragm epicoele, film
Piece cavity of resorption is connected with excess oil mouth 12, and electrical appliance part A-B7 and electrical appliance part A-C8 is arranged on valve body two ends and is inserted on socket 13, and
Connected by electrical control cable, and spring 9 is provided between electrical appliance part A-B7 and electrical appliance part A-C8, the two ends pair of spring 9
Title is provided with drainage valve 10, and excess oil valve 11 is connected with drainage valve 10, and excess oil mouth 12 is connected with excess oil valve 11；This
Outward, three passages are additionally provided with valve body, are respectively A channel, channel B and C-channel.
In the present embodiment, logic control relation is as follows in Electromechanical Management computer：
1）No. 1 fuel tank oil signalling means, port wing fuel tank oil signalling means to the greatest extent and starboard wing fuel tank oil signalling means to the greatest extent to the greatest extent is arbitrarily oily
When to the greatest extent signal does not send, 2., 4. reversing solenoid valve contact pin is powered, contact pin 1., 3. power-off, now reversing solenoid valve only A-B passages
Conducting；
2）No. 1 fuel tank oil signalling means, port wing fuel tank oil signalling means to the greatest extent and starboard wing fuel tank oil signalling means to the greatest extent to the greatest extent sends
Oil to the greatest extent signal when, reversing solenoid valve contact pin 2., 4. pin power-off, 1., 3. contact pin be powered, and now reversing solenoid valve only A-C passages are led
It is logical；Hereafter, if any oil to the greatest extent blackout and continuing 15 seconds, 2., 4. reversing solenoid valve contact pin is powered, contact pin 1., 3. power-off, this
When reversing solenoid valve action promote A-B channel conductives.
And reversing solenoid valve working method：It is shown in Figure 2, when electrical appliance part A-B7 is powered（Contact pin 2., 4., contact pin 1.,
3. power-off）, A channel logical pressure when, electrical appliance part A-B7 work, diaphragm cavity of resorption cuts off with the pipeline of excess oil mouth 12, while connecing with A channel
Logical, fuel oil entrance diaphragm cavity of resorption, diaphragm unit 3 under cavity pressure effect, overcomes the pressure and frictional force of diaphragm epicoele under diaphragm,
Drive valve assembly 2 up to move, open channel B, close C-channel, realize A-B channel conductives, A-C pathway closures；
When electrical appliance part A-C8 is powered（Contact pin 2., 4. power-off, 1., 3. contact pin be powered）, A channel logical pressure when, electrical appliance part
A-C8 works, and diaphragm cavity of resorption is connected and A channel cut-out with the pipeline of excess oil mouth 12, while diaphragm epicoele is cut with the pipeline of excess oil mouth 12
Disconnected, while connecting with A channel, fuel oil entrance diaphragm epicoele, diaphragm unit 3 overcomes film under the effect of diaphragm epicoele fuel pressure
The pressure and frictional force of piece cavity of resorption, drives valve assembly 2 down to move, and opens C-channel, closes channel B, realizes that A-C passages lead to,
A-B pathway closures.
In the present embodiment, during empty in oil transportation case, corresponding oil signalling means to the greatest extent sends to Electromechanical Management computer
Oil signal to the greatest extent, Electromechanical Management computer makes logic judgment according to oil signal to the greatest extent is received, while instruction is sent to reversing solenoid valve,
Control reversing solenoid valve A-B channel conductives or A-C channel conductives, so as to the kinetic current for producing oil transfer pump is delivered to different passages
Corresponding injection pump intake, to realize the order automatic oil transfer by setting.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and specification this
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes
Change and improvement is both fallen within scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (3)
1. aircraft fuel oil oil transportation sequence control system, including oil signalling means, oil transportation case, reversing solenoid valve, Electromechanical Management to the greatest extent are calculated
Machine, oil transfer pump and jet pump；Characterized in that, oil signalling means to the greatest extent is installed in defeated tank bottoms, and oil signalling means, commutation electromagnetism to the greatest extent
Valve is connected respectively with Electromechanical Management computer, and reversing solenoid valve be arranged on oil transfer pump exit, while its input channel with
Oil transportation pump discharge connects, and the output channel of reversing solenoid valve is connected with jet pump；Reversing solenoid valve includes valve body, and valve body upper end sets
Valve gap is equipped with, valve assembly is arranged on valve gap lower section, and diaphragm unit is arranged in upper casing body, and valve body middle part is provided with diaphragm epicoele
It is connected with excess oil mouth with diaphragm cavity of resorption, and diaphragm epicoele, diaphragm cavity of resorption, electrical appliance part A-B and electrical appliance part A-C is arranged on valve body
Two ends, and spring is provided between electrical appliance part A-B and electrical appliance part A-C, both ends of the spring is symmetrically arranged with drainage valve, remaining
Oil valve is connected with drainage valve, and excess oil mouth is connected with excess oil valve；Additionally, three passages are additionally provided with valve body, point
It is not A channel, channel B and C-channel.
2. aircraft fuel oil oil transportation sequence control system according to claim 1, it is characterised in that in Electromechanical Management computer
Logic control relation is as follows：
1）When oil signalling means to the greatest extent does not send oily signal to the greatest extent, reversing solenoid valve only A channel flows to channel B conducting；
2）When oil signalling means to the greatest extent sends oily signal to the greatest extent, reversing solenoid valve only A channel flows to C-channel conducting；Hereafter, if any oil
Use up blackout and continue 15 seconds, reversing solenoid valve action promotes A channel to flow to channel B conducting.
3. aircraft fuel oil oil transportation sequence control system according to claim 1, it is characterised in that reversing solenoid valve work side
Formula：Be powered as electrical appliance part A-B, A channel logical pressure when, electrical appliance part A-B work, diaphragm cavity of resorption cuts off with excess oil mouth pipeline, together
When with A channel connect, fuel oil entrance diaphragm cavity of resorption, diaphragm unit under diaphragm cavity pressure effect under, overcome the pressure of diaphragm epicoele
Power and frictional force, drive valve assembly up to move, and open channel B, close C-channel, realize that A channel flows to channel B conducting, A
Passage flows to C-channel closing；
Be powered as electrical appliance part A-C, A channel logical pressure when, electrical appliance part A-C work, diaphragm cavity of resorption connect with excess oil mouth pipeline and
A channel cuts off, while diaphragm epicoele cuts off with excess oil mouth pipeline, while connecting with A channel, fuel oil entrance diaphragm epicoele, diaphragm
Component overcomes the pressure and frictional force of diaphragm cavity of resorption under the effect of diaphragm epicoele fuel pressure, drives valve assembly down to move,
Open C-channel, close channel B, realize that A channel flows to C-channel conducting, A channel flows to channel B closing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410722770.7A CN104627376B (en) | 2014-12-04 | 2014-12-04 | Aircraft fuel oil conveying sequence control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410722770.7A CN104627376B (en) | 2014-12-04 | 2014-12-04 | Aircraft fuel oil conveying sequence control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104627376A CN104627376A (en) | 2015-05-20 |
| CN104627376B true CN104627376B (en) | 2017-04-26 |
Family
ID=53206725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410722770.7A Active CN104627376B (en) | 2014-12-04 | 2014-12-04 | Aircraft fuel oil conveying sequence control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104627376B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762184B (en) * | 2015-11-24 | 2019-10-18 | 西安航空动力控制科技有限公司 | A kind of apparatus for controlling pump for master backup conversion |
| GB2576036A (en) | 2018-08-02 | 2020-02-05 | Airbus Operations Ltd | Refuelling system |
| CN109404135B (en) * | 2018-12-07 | 2023-12-26 | 江西洪都航空工业集团有限责任公司 | Oil return type oil transportation control system |
| CN111114802B (en) * | 2019-12-31 | 2021-12-17 | 北京机电工程研究所 | Active and passive switching oil supply system for aircraft |
| CN112078807B (en) * | 2020-08-14 | 2023-03-07 | 陕西千山航空电子有限责任公司 | Control system and method for reversing solenoid valve of aircraft fuel system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4167002A (en) * | 1978-03-10 | 1979-09-04 | N. B. F. Company, Inc. | Low fuel indicating device |
| US5555873A (en) * | 1995-02-16 | 1996-09-17 | Nolen; Jay A. | Fuel tank switching apparatus |
| CN202624642U (en) * | 2011-12-14 | 2012-12-26 | 中国航空工业集团公司金城南京机电液压工程研究中心 | Airplane pressure refueling header pipe integrating device |
| CN103057714B (en) * | 2013-01-05 | 2015-06-24 | 中国商用飞机有限责任公司 | Auxiliary fuel system |
-
2014
- 2014-12-04 CN CN201410722770.7A patent/CN104627376B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104627376A (en) | 2015-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104627376B (en) | Aircraft fuel oil conveying sequence control system | |
| CN110088470A (en) | For controlling the equipment and the method for controlling prime mover that pressurized fluid conveys in the duct | |
| CN204677457U (en) | Electronic pressure flow cavitation result water pump | |
| CN103328807A (en) | Fuel level sensor for marine fuel vapor separator external to unit | |
| CN109958675A (en) | Concrete pumping equipment and its hydraulic control system | |
| CN110014952A (en) | Charging connector, charging gun and vehicle and charging system | |
| JPS62214263A (en) | Fuel feed pump device | |
| CN106368861B (en) | A kind of self-closing system preventing water inflow of the engine | |
| CN103696823A (en) | Electromagnetically, hydraulically and spring driven fully-variable valve mechanism | |
| CN203822509U (en) | Diesel engine oil circuit electric control air bleeding device | |
| CN205876674U (en) | Full -automatic pneumatic diaphragm pump | |
| JP2015531651A5 (en) | ||
| CN109372762A (en) | A kind of pump | |
| CN107725803B (en) | Check valve assembly and pumping and filling pipeline system | |
| CN204755452U (en) | Hydraulic means | |
| CN201661676U (en) | Thin oil lubricating device of speed reducer | |
| CN107732567A (en) | A kind of new cup | |
| CN110822100B (en) | Water valve capable of being automatically closed after power failure of gas water heater | |
| CN103939649B (en) | Self-operated type stop valve | |
| CN202900417U (en) | Oil cut-off device | |
| US2633081A (en) | Pumping equipment | |
| CN105066780A (en) | Liquid filling and jetting device for defense bar | |
| CN206625959U (en) | A kind of water pump Water flow switch structure | |
| CN104612978B (en) | Frequent-starting prevention water pump | |
| WO2020113952A1 (en) | Pumping mechanical hydraulic system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |