CN109342069A - Fuel nozzle skewness experimental rig - Google Patents
Fuel nozzle skewness experimental rig Download PDFInfo
- Publication number
- CN109342069A CN109342069A CN201811528502.6A CN201811528502A CN109342069A CN 109342069 A CN109342069 A CN 109342069A CN 201811528502 A CN201811528502 A CN 201811528502A CN 109342069 A CN109342069 A CN 109342069A
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- Prior art keywords
- nozzle
- bucket
- oil
- fuel
- experimental rig
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/14—Testing gas-turbine engines or jet-propulsion engines
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
The invention belongs to aero-engine technology fields, a kind of fuel nozzle skewness experimental rig is disclosed, tested nozzle clamping is on test fixture, including the distributing barrel being sequentially located at below test fixture and interrupt grooves, test fixture can make to be tested the center that nozzle is in distributing barrel, it is equipped in distributing barrel and has multiple circumferentially distributed devices for waiting lattices, each equal lattices bottom is connected to the drainage tube for being connected to interrupt grooves, interrupt grooves include multiple for receiving the activity bucket of fuel oil in every drainage tube, activity bucket is equal with drainage tube quantity, activity shifts to install the fixed bucket equal with activity bucket quantity below struggling against, multiple activity buckets are arranged in by the mobile movable plate of telescoping mechanism control, activity bucket can be driven by movable plate to corresponding up and down with fixed bucket position, fixed bucket lower section is equipped with the oil sump tank equal with fixed bucket quantity, fixed bucket and oil-collecting The indirect oil pipe of case, each oil sump tank bottom are equipped with weighing sensor, further include the first support base for placing each weighing sensor.
Description
Technical field
The present invention relates to aero-engine technology fields, and in particular, to a kind of fuel nozzle skewness test
Device.
Background technique
The fuel nozzle skewness measuring device in industry is usually and leads to the fuel oil that fuel nozzle sprays at present
It flow in corresponding fuel tank after crossing distributor dispersion, then liquid level of fuel oil in fuel tank is drained the oil to weighing respectively by a flow switch
In the fuel oil collecting chamber of device, which need to be the automatic control of a large amount of control fuel oil flow directions of the mating setting of flow switch
Mechanism, structure is complicated, and functional reliability is not high.
In addition, the measuring device of the prior art is only capable of testing single fuel nozzle, fuel manifold can not be carried out
Test.
Summary of the invention
Present invention solves the technical problem that be to overcome the deficiencies of existing technologies, a kind of structure is provided and simply links up, be suitable for
Single fuel nozzle or fuel manifold, fuel nozzle skewness experimental rig that measuring accuracy is high.
The purpose of the present invention is achieved through the following technical solutions:
A kind of fuel nozzle skewness experimental rig is tested nozzle clamping on test fixture, including is sequentially located at examination
The distributing barrel and interrupt grooves below fixture are tested, test fixture can make to be tested the center that nozzle is in distributing barrel, be equipped in distributing barrel
Circumferentially distributed device with multiple equal lattices, each of circumferentially distributed device wait lattices bottom to be connected to the drainage for being connected to interrupt grooves
Pipe, interrupt grooves include multiple for receiving the activity bucket of fuel oil in every drainage tube, and activity bucket is equal with drainage tube quantity, activity
Bucket lower section shifts to install fix equal with activity bucket quantity and struggles against, and multiple activity bucket settings are moved at one by telescoping mechanism control
On dynamic movable plate, activity bucket can be driven by movable plate be moved to it is corresponding up and down with fixed bucket position, below fixed bucket equipped with
The equal oil sump tank of fixed bucket quantity, is connected to oil pipe, each oil sump tank bottom is equipped with weighing and passes between fixed bucket and oil sump tank
Sensor further includes the first support base for placing each weighing sensor.
Further, test fixture is single-nozzle fixture, and test fixture includes the circle that installation is adapted to distributing barrel oral area
Disk and nozzle mounting hole set on disc centre.
Further, test fixture is general pipeline nozzle fixture, and test fixture includes the tool that installation is adapted to distributing barrel oral area
There are circular arc disk, the general pipeline nozzle mounting disc set on open section and the runner below general pipeline nozzle mounting disc of open section, flows
Road is fixedly connected with circular arc disk, and the mounting disc of general pipeline nozzle and runner are integrally welded, and distributing barrel is located in general pipeline nozzle mounting disc
The nozzle mounting hole at center is on the outside of runner, and runner is for draining in general pipeline nozzle mounting disc except distributing barrel central fuel nozzle
The fuel oil that fuel nozzle in addition sprays, the flow path wall at distributing barrel central fuel nozzle are in greater than nozzle spray cone angle
Tilt cone angle structure or arc structure；Experimental rig further includes the oil guide pipe connected with runner exit.
Further, drainage tube is the fixed stereoplasm tube in position, and drainage tube is arranged in a one-to-one correspondence with activity bucket position.
Further, interrupt grooves entirety rectangular frame structure, the interrupt grooves of rectangular frame structure include for fixing
The upper sealing plate of drainage tube, the fixed bottom sealing plate to struggle against of installation, the side seal board for connecting upper sealing plate and bottom sealing plate.
Still further, being additionally provided with oil return funnel on bottom sealing plate, oil return funnel bottom is connected to oil return pipe, and oil return pipe is by second
Support base provides support.
Also further, the first support base and the second support base are independently arranged.
Further, inductance approach switch is installed for monitoring the displacement of movable plate on side seal board.
Further, side seal board is equipped with ventilation duct.
Further, the maximum display score value of weighing sensor is 10000 indexing, range 6kgf.
Compared with prior art, the invention has the following advantages:
1) this experimental rig setting distributing barrel disperses the fuel oil that fuel nozzle sprays, and then passes through activity bucket, fixed bucket, oil sump tank
The coherent arrangement of correspondence, the path for the weighing that smoothly flows down is provided for oil circuit, wherein activity bucket is can be moved in the case where cylinder controls
It is corresponding with fixed bucket position, the fuel oil for flowing into oil sump tank is switched by activity bucket, so that each fuel tank connects oily time consistency,
The weighing sensor of setting is high-precision rank simultaneously, it is ensured that makes accurate survey to the fuel weight to flow down in each distributing barrel
Amount, accurately to learn the skewness of fuel nozzle；
2) strong applicability can both test single fuel nozzle, can also test the fuel manifold with multiple fuel nozzles；
3) when carrying out the test of fuel manifold skewness, the runner of test fixture can drain in time to be fired under non-test state
The fuel oil that oil burner nozzle sprays will not generate interference to the injection of test fuel nozzle；General pipeline nozzle test part can by above mention come
It is detached from the mounting disc of general pipeline nozzle, subsequent general pipeline nozzle test part rotates by a certain angle, and making, which needs fuel nozzle to be tested to be in, divides
At the center of cloth cylinder, then general pipeline nozzle test part is fixed in general pipeline nozzle mounting disc by quick-release grip, it is easy to operate just
Benefit；
4) drainage tube is stereoplasm tube and is fixed on the upper sealing plate of interrupt grooves, and drainage tube is once mounting to bit-type, it can be ensured that is drawn
Arranged in dislocation does not occur for flow tube, it is ensured that the fuel oil of each drainage tube outflow can only enter an activity bucket；
5) fuel oil begins to flow out in fuel manifold oil spout, may flow to fixed bucket, it is also possible to it flows on bottom sealing plate, and this examination
Experiment device is provided with oil return funnel on bottom sealing plate, can in time clear up the fuel oil flowing on bottom sealing plate in time；
6) the first support base and the second support base are independently arranged, i.e., weighing sensor is individually supported with oil return pipe, can effectively avoid
The non-measured factor of experimental rig measurement error caused by weighing sensor, further ensures that precise measurement.
Detailed description of the invention
Fig. 1 is the schematic perspective view of fuel nozzle skewness experimental rig described in embodiment 1；
Fig. 2 is the schematic diagram of internal structure of interrupt grooves in Fig. 1；
Fig. 3 is the schematic perspective view of test fixture described in embodiment 1, distributing barrel and interrupt grooves in another view direction；
Fig. 4 is the schematic perspective view of test fixture described in embodiment 1, distributing barrel and interrupt grooves in another view direction；
Fig. 5 is the schematic perspective view of fuel nozzle skewness experimental rig as described in example 2.
Specific embodiment
The present invention is further illustrated With reference to embodiment, wherein attached drawing only for illustration,
What is indicated is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；Reality in order to better illustrate the present invention
Example is applied, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, the omitting of some known structures and their instructions in the attached drawings are understandable.
Embodiment 1
As depicted in figs. 1 and 2, a kind of fuel nozzle skewness experimental rig is provided, for testing fuel manifold, including
For the test fixture 1 of clamping fuel manifold, test fixture is general pipeline nozzle fixture, and experimental rig further includes being sequentially located at test
The distributing barrel 2 and interrupt grooves 3 of the lower section of fixture 1, test fixture 1 can make tested nozzle be in the center of distributing barrel 2, in distributing barrel 2
Equipped with the circumferentially distributed device 21 with multiple equal lattices, each of circumferentially distributed device 21 waits lattices bottom to be connected to and is connected to interrupt grooves
3 drainage tube 31, as shown in Fig. 2, interrupt grooves 3 include multiple for receiving the activity bucket 32 of fuel oil in every drainage tube 31, it is living
Dynamic bucket 32 is equal with 31 quantity of drainage tube, and 32 lower section of activity bucket shifts to install the fixed bucket 33 equal with activity bucket quantity, more
A activity bucket 32 is arranged in one and controls on mobile movable plate 35 (the telescopic machine that cylinder is as mentioned above by cylinder 34
Structure), activity bucket 32 can be driven by movable plate 35 be moved to corresponding up and down with 33 positions of fixed bucket, and activity struggles against 32 bottoms equipped with fuel-displaced
Hole is flowed out for fuel oil, and fixed 33 lower section of bucket is equipped with the oil sump tank 4 equal with fixed bucket quantity, between fixed bucket 33 and oil sump tank 4
It is connected to oil pipe 5, it further includes for placing the first of each weighing sensor that each 4 bottom of oil sump tank, which is equipped with weighing sensor 6,
Support seat 7.
Specifically, the whole rectangular frame structure of interrupt grooves 3 comprising the bottom sealing plate of upper sealing plate 361, the fixed bucket 33 of installation
362, the side seal board 363 of upper sealing plate and bottom sealing plate is connected, fixed bucket 33 is welded on bottom sealing plate 362, and drainage tube 31 is fixed to
On sealing plate 361, activity bucket 32 is welded on movable plate 35, substantially can ensure that fuel oil is exempted from interrupt grooves in the interrupt grooves of closed
By external interference.
Drainage tube 31 is the stereoplasm tube that position is fixed, and drainage tube 31 and 32 positions of activity bucket are arranged in a one-to-one correspondence (activity bucket
In the initial state, drainage tube is proximate to activity bucket inner wall setting), the fixed drainage tube in position is once mounting to bit-type,
It can ensure that arranged in dislocation does not occur for drainage tube, it is ensured that the fuel oil of each drainage tube outflow can only enter an activity bucket.
This experimental rig disperses the fuel oil that fuel nozzle sprays by the circumferentially distributed device in distributing barrel, circumferentially distributed device
Each equal lattices by drainage tube feeding activity bucket, further set fuel oil to moveable for activity bucket, are formally carrying out
When unevenness is tested, activity bucket is moved quickly to fixed bucket corresponding position, so that fuel oil can smoothly enter into fixed bucket, to test
The fuel oil that device intercepts some phases-time is tested, and switches the fuel oil for flowing into oil sump tank by activity bucket, so that often
A oil sump tank connects oily time consistency, while the design has been additionally contemplates that fuel manifold testpieces may work not at test initial stage
It is too stable, the fuel oil injection of fuel nozzle is adversely affected, activity bucket can be after fuel manifold testpieces the operation is stable again
It moves at fixed bucket and drains the oil, it is ensured that measurement result is accurate.
General pipeline nozzle fixture includes the circular arc disk 11 with open section for being adapted to installation with distributing barrel oral area, is set to open section
General pipeline nozzle mounting disc 12 and the runner 13 below general pipeline nozzle mounting disc, runner 13 be fixedly connected with circular arc disk 11,
General pipeline nozzle mounting disc 12 is integrally welded with runner 13, and the nozzle in general pipeline nozzle mounting disc 12 positioned at distributing barrel center is installed
Hole is in 13 outside of runner, and runner 13 is used to drain the combustion in general pipeline nozzle mounting disc 12 in addition to distributing barrel central fuel nozzle
The fuel oil that oil burner nozzle sprays, the flow path wall at distributing barrel central fuel nozzle are in the inclination cone angle greater than nozzle spray cone angle
Structure or arc structure；Experimental rig further includes the oil guide pipe 8 connected with the outlet of runner 13.
Specifically, general pipeline nozzle test part can be detached from general pipeline nozzle mounting disc 12, subsequent general pipeline nozzle examination by above proposing
It tests part to rotate by a certain angle, makes that fuel nozzle to be tested is needed to be at the center of distributing barrel, then general pipeline nozzle test part is led to
It crosses quick-release grip to be fixed in general pipeline nozzle mounting disc 12, in this way, tested nozzle is in 13 outside of runner, runner can drain in time
The fuel oil that fuel nozzle sprays under non-test state will not generate interference to the injection of tested fuel nozzle.
13 bottom of runner from distributing barrel center flow toward lower skewed in being conducive to fuel oil, runner exit is inclines
Oblique end, flanged joint between the outlet of runner 13 and oil guide pipe 8, oil guide pipe caliber are DN100.
The cylinder barrel of cylinder 34 is fixed on side seal board 363, and the push rod built in cylinder 34 is fixed on movable plate 35, interrupt grooves
It is set at 35 bottom of movable plate between 3 two pieces of opposite side seal boards there are two guiding rail mechanism, guiding rail mechanism is fixed on
On bottom sealing plate 362, the guide rail 371 of guiding rail mechanism is parallel with the push rod built in cylinder 34, the sliding block 372 of guiding rail mechanism
It can be slid on guide rail 371, movable plate 35 is connect with the sliding block 372 of guiding rail mechanism, in this way, controlling cylinder 34 by PLC
Built-in push rod pushes movable plate 35 and then slides with movable slider 372 along guide rail 371, is also equipped with inductance type on side seal board 363
As shown in Figure 4 close to switch 391(), metal induction strip 392, inductance approach switch 391 and metal are also equipped on movable plate 35
Induction strip 392 the distance of 35 glide direction of movable plate be set as cylinder 34 stroke parameter (in the present embodiment cylinder stroke ginseng
Number is set as 125mm), inductance approach switch 391 is set with detection direction (vertical with glide direction) distance of metal induction strip 392
For less than 4mm, inductance approach switch 391 is electrically connected with PLC, when movable plate 35 drives metal induction strip 392 to be moved to inductance
For formula close in the detection range of switch 391, movable plate 35 stops sliding.Because of the present embodiment inductance approach switch 391 and metal
The glide direction distance of induction strip 392 is 125mm, therefore the stroke of movable plate 35 is 125mm, and activity bucket 32 is apart from side seal board 363
Distance need to be greater than stroke 125mm, otherwise will encounter side seal board 363 when moving.The width of the design of activity bucket 32 itself also needs
Greater than stroke 125mm, otherwise activity bucket can encounter the drainage tube 31 for being fixed on upper sealing plate when moving.
Fuel oil begins to flow out in fuel manifold nozzle oil spout, is flowed by each equal lattices bottom drainage tube 31 of distributing barrel 2
Enter activity bucket 32, for activity bucket 32 in moving process, fuel oil can be first from its oil outlet downstream to bottom sealing plate 362, to activity bucket 32
Be moved to 33 positions of fixed bucket to it is corresponding when fuel oil just can be from activity bucket downstream to fixed bucket, for the entirety for ensuring experimental rig
The cleaning of oil liquid, this experimental rig are additionally provided with oil return funnel 38 on bottom sealing plate on clean and tidy and bottom sealing plate, and oil return funnel bottom connects
Have an oil return pipe, oil return pipe caliber is DN80, can smoothly be cleared up downstream to the fuel oil on bottom sealing plate to oil return funnel, oil return pipe by
Second support base 9 provides support.
To avoid the non-measured factor of experimental rig from causing measurement error, weighing sensor 6 and oil return pipe to weighing sensor
Individually support, i.e. the first support base 7 and the second support base 9 are independently arranged, to further ensure that precise measurement, two kinds of support bases
The square steel for being all made of 80mm × 80mm is welded.
As shown in Figure 1, interrupt grooves side seal board 363 is equipped with cross-ventilation ventilation opening 3631, prevent from forming envelope in interrupt grooves 3
Closing vacuum chamber causes cylinder 34 that movable plate 35 cannot be pushed to slide.As shown in figure 3, being additionally provided with ventilation on interrupt grooves side seal board 363
Pipe B, caliber DN200, material selection stainless steel 304, ventilation duct B are connect with main air hose, and the mist of oil in interrupt grooves 3 can be by logical
Air hose B enters main air hose, enters back into and separates with the oil mist eliminator progress mist of oil of main air hose connection, reduces mist of oil and pass through air
Ventilation by forced draft mouth 3631 enters device external environment, avoids security risk.Generally speaking, interrupt grooves 3 are by fuel manifold testpieces
After activity bucket 32 and fixed bucket 33 of the high pressure fuel of ejection through separately designing, only under the effect of gravity, leakage current to oil sump tank 4,
It primarily serves and is converted between pressure regulation and metering.Oil pipe caliber between fixed bucket 33 and oil sump tank 4 is DN15.
It is 5L that oil sump tank 4, which designs volume, and bottom installation explosion-proof solenoid valve is drained the oil, to mitigate weight, the material choosing of oil sump tank
Use aluminum alloy materials.
The maximum display score value of weighing sensor 6 is 10000 indexing, and range 6kgf, minimum display score value is 0.5g, this
Experimental rig is further equipped with TT&C system and console, and the measurement numerical value of each weighing sensor, which is shown, acquires data by TT&C system
It is shown on console screen, the relevant design of TT&C system and console is generally existing in the prior art, herein no longer
It repeats.
The course of work of this experimental rig is as follows:
Fuel manifold testpieces is installed to the general pipeline nozzle mounting disc of test fixture, fuel manifold testpieces is made to start to work
Oil spout, the fuel oil that sprays of fuel nozzle positioned at distributing barrel center, which will be distributed in each equal lattices and along drainage tube, enters activity
Bucket, the fuel oil that other fuel nozzles spray will flow into oil guide pipe discharge along runner, after a period of time, control cylinder by PLC and push away
Dynamic movable plate slides along linear guide, so that movable bucket is moved to position corresponding with fixed bucket, fuel oil is from activity bucket downstream to admittedly
For fixed bucket again along oil pipe downstream in oil sump tank, multiple weighing sensors measure the flow and feedback of corresponding oil sump tank intermediate fuel oil simultaneously
To get the skewness of fuel nozzle on to console screen.
Embodiment 2
The present embodiment and the difference of embodiment 1 are: test fixture is single-nozzle fixture, as shown in figure 5, single-nozzle fixture packet
Include the disk 14 that installation is adapted to distributing barrel oral area and the nozzle mounting hole 15 set on disc centre.
Obviously, above-described embodiment is only intended to clearly illustrate technical solution of the present invention example, and is not
Restriction to embodiments of the present invention.For those of ordinary skill in the art, on the basis of the above description also
It can make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all
Made any modifications, equivalent replacements, and improvements etc. within the spirit and principles in the present invention should be included in right of the present invention and want
Within the protection scope asked.
Claims (10)
1. a kind of fuel nozzle skewness experimental rig is tested nozzle clamping on test fixture, which is characterized in that packet
The distributing barrel being sequentially located at below test fixture and interrupt grooves are included, test fixture can make to be tested the center that nozzle is in distributing barrel,
It is equipped with the circumferentially distributed devices with multiple equal lattices in distributing barrel, the equal lattices bottom of each of circumferentially distributed device, which is connected to, to be connected to
The drainage tube of fault trough, interrupt grooves include multiple for receiving the activity bucket of fuel oil in every drainage tube, activity bucket and drainage tube number
Measure it is equal, activity bucket lower section shift to install it is equal with activity bucket quantity it is fixed struggle against, multiple activity bucket settings are at one by stretching
On the mobile movable plate of contracting mechanism controls, activity bucket can be driven by movable plate be moved to corresponding up and down with fixed bucket position, fix
Bucket lower section is equipped with the oil sump tank equal with fixed bucket quantity, is connected to oil pipe, each oil sump tank bottom between fixed bucket and oil sump tank
It is equipped with weighing sensor, further includes the first support base for placing each weighing sensor.
2. fuel nozzle skewness experimental rig according to claim 1, which is characterized in that test fixture is single
A nozzle fixture, test fixture include the disk that installation is adapted to distributing barrel oral area and the nozzle mounting hole set on disc centre.
3. fuel nozzle skewness experimental rig according to claim 1, which is characterized in that test fixture is total
Pipe nozzle fixture, test fixture include the circular arc disk with open section that installation is adapted to distributing barrel oral area, set on open section
The mounting disc of general pipeline nozzle and the runner below general pipeline nozzle mounting disc, runner are fixedly connected with circular arc disk, general pipeline nozzle peace
Sabot is integrally welded with runner, and the nozzle mounting hole in general pipeline nozzle mounting disc positioned at distributing barrel center is on the outside of runner,
Runner is used to drain the fuel oil that the fuel nozzle in general pipeline nozzle mounting disc in addition to distributing barrel central fuel nozzle sprays, close
Flow path wall at distributing barrel central fuel nozzle is in the inclination cone angle structure or arc structure greater than nozzle spray cone angle；Test dress
Setting further includes the oil guide pipe connected with runner exit.
4. fuel nozzle skewness experimental rig according to any one of claims 1 to 3, which is characterized in that
Drainage tube is the fixed stereoplasm tube in position, and drainage tube is arranged in a one-to-one correspondence with activity bucket position.
5. fuel nozzle skewness experimental rig according to claim 4, which is characterized in that interrupt grooves are integrally in
Rectangular frame structure, the interrupt grooves of rectangular frame structure include the underseal for fixing the upper sealing plate of drainage tube, the fixed bucket of installation
Plate, the side seal board for connecting upper sealing plate and bottom sealing plate.
6. fuel nozzle skewness experimental rig according to claim 5, which is characterized in that also set on bottom sealing plate
There is oil return funnel, oil return funnel bottom is connected to oil return pipe, and oil return pipe provides support by the second support base.
7. fuel nozzle skewness experimental rig according to claim 6, which is characterized in that the first support base and
Second support base is independently arranged.
8. fuel nozzle skewness experimental rig according to claim 1, which is characterized in that installed on side seal board
There is inductance approach switch for monitoring the displacement of movable plate.
9. fuel nozzle skewness experimental rig according to claim 1, which is characterized in that side seal board is equipped with
Ventilation duct.
10. fuel nozzle skewness experimental rig according to claim 1, which is characterized in that weighing sensor
Maximum display score value be 10000 indexing, range 6kgf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811528502.6A CN109342069A (en) | 2018-12-13 | 2018-12-13 | Fuel nozzle skewness experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811528502.6A CN109342069A (en) | 2018-12-13 | 2018-12-13 | Fuel nozzle skewness experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109342069A true CN109342069A (en) | 2019-02-15 |
Family
ID=65304170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811528502.6A Withdrawn CN109342069A (en) | 2018-12-13 | 2018-12-13 | Fuel nozzle skewness experimental rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109342069A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111473716A (en) * | 2020-04-23 | 2020-07-31 | 楼蓝科技(江苏)有限公司 | Method and system for uniform distribution and angle measurement of spray cone of fuel nozzle |
| CN113063596A (en) * | 2019-12-31 | 2021-07-02 | 中国航发商用航空发动机有限责任公司 | Testing device for flow unevenness of fuel main pipe |
| CN113654806A (en) * | 2021-07-28 | 2021-11-16 | 浙江华擎航空发动机科技有限公司 | Method for detecting oil way distribution of turbine engine |
-
2018
- 2018-12-13 CN CN201811528502.6A patent/CN109342069A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063596A (en) * | 2019-12-31 | 2021-07-02 | 中国航发商用航空发动机有限责任公司 | Testing device for flow unevenness of fuel main pipe |
| CN113063596B (en) * | 2019-12-31 | 2022-12-27 | 中国航发商用航空发动机有限责任公司 | Testing device for flow unevenness of fuel main pipe |
| CN111473716A (en) * | 2020-04-23 | 2020-07-31 | 楼蓝科技(江苏)有限公司 | Method and system for uniform distribution and angle measurement of spray cone of fuel nozzle |
| CN113654806A (en) * | 2021-07-28 | 2021-11-16 | 浙江华擎航空发动机科技有限公司 | Method for detecting oil way distribution of turbine engine |
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Application publication date: 20190215 |