CN207906129U - A kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bay - Google Patents
A kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bay Download PDFInfo
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- CN207906129U CN207906129U CN201820108494.9U CN201820108494U CN207906129U CN 207906129 U CN207906129 U CN 207906129U CN 201820108494 U CN201820108494 U CN 201820108494U CN 207906129 U CN207906129 U CN 207906129U
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- 238000001816 cooling Methods 0.000 title claims abstract description 15
- 238000012360 testing method Methods 0.000 claims abstract description 49
- 238000004088 simulation Methods 0.000 claims abstract description 23
- 230000008602 contraction Effects 0.000 claims abstract description 17
- 230000008878 coupling Effects 0.000 claims description 32
- 238000010168 coupling process Methods 0.000 claims description 32
- 238000005859 coupling reaction Methods 0.000 claims description 32
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000013461 design Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002411 adverse Effects 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000013401 experimental design Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bays, belong to aeroperformance test equipment technical field.Including simulation section apparatus and air pipe device, simulation section apparatus uses shaft system arrangement；Air pipe device includes entrance, active section and test section, test section includes contraction section, straight pipe and the diffuser of air draft, the arrangement forms runner design, motor, shaft components etc. in simulation section apparatus are arranged in outside the circuit of flow field, it effectively avoids the accuracy that its windage and heat dispersal situations test aeroperformance and brings adverse effect, it is fabulous to provide effective technical support for respective fans design；Runner design is carried out to the practical flow passage structure of generator shaft flow fan; realize the parameters high-acruracy survey such as rotating speed, torque, pressure, flow, temperature; and suitable for high modelling, big rotating speed high flow capacity aeroperformance test with a high standard, measurement condition reduction is accurate, effectively experimental data can be avoided to be distorted.
Description
Technical field
The utility model is related to a kind of aeroperformance testboard bays, especially, are related to a kind of high-rating generator cooling system
Aerofoil fan aeroperformance testboard bay belongs to aeroperformance test equipment technical field.
Background technology
The cooling system of large-scale thermoelectric generator mainly uses the full modes such as air-cooled, Hydrogen-cooling and water hydrogen hydrogen combination cooling,
And the advance of important feature of the fan as ventilation cooling system, performance evaluation and fan blade design method is to cooling system
The necessary guarantee of performance.Large-scale full air cooled generator aeration structure design requires height to the parameter value of ventilation pressure loss and required airflow,
And then fan design work is most important.
A kind of Publication No. CN101349283 was disclosed on 01 21st, 2009, patent name is " steam turbo generator
The patent of invention of flow fan model test apparatus ", the device are connected and composed by simulation section apparatus with air supply pipeline, simulate section apparatus
Shaft coupling is installed by frequency converting speed regulating three-phase asynchronous electromotor main shaft output end, shaft coupling is connect with torque sensor, torque sensing
The device other end is connect with shaft coupling, and guide bearing is located in wind-tunnel, and air guide ring is equipped with before pilot blade；It completes to operating in difference
The fan efficiency of operating mode measures, and achievees the purpose that optimize tube-axial fan of turbine generator.In the technical scheme, it discloses
Shaft, guide bearing, fan seat ring key, fan seat ring, pilot blade, air guide ring, torque sensor, shaft coupling, frequency control three
Position and the connection relation of phase asynchronous motor, wind-tunnel, shaft coupling, axle key, nut and locking plate, but motor, axis in the device
Component etc. is arranged in the circuit of flow field, and it is accurate that windage and heat dispersal situations will all be tested high-rating generator aeroperformance
Degree brings adverse effect, can not design respective fans and provide effective technical support.
Utility model content
The utility model proposes a kind of high-rating generator cooling system aerofoil fan to overcome the shortage of prior art
Aeroperformance testboard bay realizes rotating speed, torque, pressure, flow, temperature etc. according to the requirement of fan multi-series model test
Parameter high-acruracy survey provides the universal model experiment equal suitable for high-rating generator axial fan motor, shaft components etc.
Rack；Meanwhile by the setting of this air pipe device, the windages such as motor, shaft components and heat dispersal situations are avoided to aeroperformance
The adverse effect that the accuracy of test is brought.
In order to achieve the above technical purposes, the following technical solution is proposed：
A kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bay, including simulation section apparatus and air hose dress
Set, simulation section apparatus includes driving device I, main shaft and the pilot blade being vertically set on main shaft, driving device I and main shaft it
Between connected by shaft coupling, pilot blade one end is fixed on main shaft, and the other end extends radially in air pipe device；
The air pipe device includes the entrance entered the wind, the active section and test section of simulation, entrance, active section and test
Section is set gradually, and entrance is connect with active section, and active section is connect with test section, and the pilot blade is into air pipe device
It is radially extended in active section；Test section includes that contraction section, straight pipe and the diffuser of air draft, active section are connect with contraction section, is received
Contracting section is connect with straight pipe, and straight pipe is connect with diffuser, diffuser end be equipped with can axially into valve body, valve body is connected with drive
Dynamic device II.
Further, it is equipped with interior radome fairing I and outer radome fairing in the entrance in the air pipe device, is equipped in active section
Interior radome fairing II, pilot blade are arranged between interior radome fairing I and the axial position of interior radome fairing II, and interior radome fairing I, test
It is arranged in parallel between II three of blade and interior radome fairing.
Further, honeycomb screen, screens and flowmeter are equipped in the straight pipe, flowmeter is for testing flow.
Further, the air pipe device is equipped with pressure measuring unit and temperature measuring equipment.
Further, the valve body is cone valve.
Further, the simulation section apparatus uses shaft system arrangement, specifically, driving device I includes threephase asynchronous machine
And transmission shaft, it is equipped with twist counter between threephase asynchronous machine and transmission shaft, passes through shaft coupling between threephase asynchronous machine and twist counter
Device connects, and is connected by shaft coupling between twist counter and transmission shaft, is connected by shaft coupling between transmission shaft and main shaft, main shaft two
End is respectively equipped with bearing block.
Further, blade wheel hub is additionally provided on the main shaft, blade wheel hub is arranged in pilot blade radially inner side.
Further, the shaft coupling is highly elastic shaft coupling（Such as：Centa CF-A series）, highly elastic shaft coupling passing
While passing large torque, it can substantially cut down the conduct vibrations during shafting runs at high speed, also, its high resiliency body structure can be axial
Shafting fast assembling-disassembling is convenient in separation, and tested blade, the tested main shaft and bearing etc. for the different model that ensures to change the outfit, maintainer
Make easy to implement.
Utility model works principle：
During experiment, according to experimental design, threephase asynchronous machine tests leaf with different rotating speeds transmission main shaft high speed rotation
The air-flow that piece generates enters straight pipe, by the rectified action of honeycomb screen and screens, eliminates tangential gas flow, and keeps air-flow radial
It is evenly distributed；Tail portion diffuser valve body is pushed using driving device II, and valve body is axially moved, and by shape between valve body and diffuser
At different opening, and then obtain the different air-flow velocities needed for test；
On the different location of this testboard bay, according to experimental test demand, corresponding temperature point, pressure-measuring-point are arranged
And flow measuring point etc., the data such as real-time gas flow temperature, pressure and flow velocity are obtained, realize data acquisition and the place of aeroperformance test
Reason demand.Torque, the rotary speed information acquired in conjunction with twist counter, from which further follows that surveyed shafting power and fan blade are pneumatic
The information such as effectiveness of performance.
Using the technical program, the advantageous effects brought are：
1）The utility model is according to the requirement of fan multi-series model test, to the practical flow passage structure of generator shaft flow fan
Runner design is carried out, realizes the parameters high-acruracy survey such as rotating speed, torque, pressure, flow, temperature, and suitable for high modelling, big
Rotating speed high flow capacity aeroperformance test with a high standard, measurement condition reduction is accurate, effectively experimental data can be avoided to be distorted；
2）In the present invention, simulation section apparatus completes the simulation of pilot blade aeroperformance, and air pipe device is test
Rack provides gas, after I device of driving device drives the rotation of pilot blade, generates test airflow.And it is equipped in entrance
Interior radome fairing I and outer radome fairing, active section is interior to be equipped with interior radome fairing II, and pilot blade is arranged in interior radome fairing I and interior radome fairing
Between II axial position, and it is arranged in parallel between II three of interior radome fairing I, pilot blade and interior radome fairing, interior radome fairing I,
Radome fairing II and outer radome fairing promote the stable inlet air in air pipe device, pilot blade to push the gas in air pipe device, generate
Air-flow；
3）In the present invention, the air pipe device of pilot blade both sides includes the entrance entered the wind, the active section of simulation
And test section, test section include contraction section, straight pipe and the diffuser of air draft, the runner design of the formation is by motor and other axis
Outside component is isolated in, constitutes uniformly, be bonded actual air velocity distribution.Motor, shaft components etc. are equal in this test bed apparatus
Be arranged in outside the circuit of flow field, effectively avoid its windage and heat dispersal situations high-rating generator aeroperformance will be tested it is accurate
Degree brings adverse effect, fabulous to provide effective technical support for respective fans design；
4）In the present invention, the setting of honeycomb screen and screens can efficiently accomplish the arrangement to airflow direction, promote
Air-flow in straight pipe is uniform, reaches air balance, and then improve the stability of aeroperformance test step, improves test data
Accuracy；
5）In the present invention, the cone valve of tail portion diffuser and use driving device II push, cone valve axis
To movement, and different opening will be formed between cone valve and diffuser, and then obtain the different air-flow velocities needed for test；
6）In the present invention, driving device I is to drive main shaft, testing results blade, generates aeroperformance test and is situated between
Matter, i.e. air-flow；
7）In the present invention, the setting of blade wheel hub connects main shaft and pilot blade；
8）In the present invention, the setting of highly elastic shaft coupling can substantially cut down axis while transmitting large torque
System run at high speed in conduct vibrations, also, high resiliency body structure can axial separation, be convenient for shafting fast assembling-disassembling, and ensure change
The tested blade of different model, tested main shaft and bearing etc. are filled, maintenance work is easy to implement.In turn, the technical program is applicable in
In carrying out the test that changes the outfit to multi-series different model Power generator fan blade, measurement condition point is easy to adjust.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model（One）
Fig. 2 is the utility model structure diagram（Two）
In figure, 1, driving device I, 101, threephase asynchronous machine, 102, twist counter, 103, transmission shaft, 104, shaft coupling, 2,
Main shaft, 3, pilot blade, 4, interior radome fairing I, 5, interior radome fairing II, 6, outer radome fairing, 7, entrance, 8, active section, 9, test
Section, 901, contraction section, 902, straight pipe, 903, diffuser, 10, valve body, 11, driving device II, 12, bearing block, 13, blade wheel
Hub, 14, honeycomb screen, 15, screens, 16, flowmeter.
Specific implementation mode
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment be only the utility model a part of the embodiment, instead of all the embodiments.Based on the reality in the utility model
Example is applied, all other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the range of the utility model protection.
Embodiment 1
A kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bay, including simulation section apparatus and air hose dress
Set, simulation section apparatus includes driving device I 1, main shaft 2 and the pilot blade 3 being vertically set on main shaft 2, driving device I 1 with
It is connected by shaft coupling 104 between main shaft 2,3 one end of pilot blade is fixed on main shaft 2, and the other end extends radially to air hose dress
In setting；The air pipe device includes the entrance 7 of air inlet, the active section 8 simulated and test section 9, entrance 7, active section 8 and survey
Examination section 9 is set gradually, and entrance 7 is connect with active section 8, and active section 8 is connect with test section 9, and the pilot blade 3 is to air hose
It is radially extended in active section 8 in device；Test section 9 includes the diffuser 903 of contraction section 901, straight pipe 902 and air draft, work
Make section 8 to connect with contraction section 901, contraction section 901 is connect with straight pipe 902, and straight pipe 902 is connect with diffuser 903, diffuser
903 ends be equipped with can axially into valve body 10, valve body 10 is connected with driving device II 11.
Embodiment 2
A kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bay, including simulation section apparatus and air hose dress
Set, simulation section apparatus includes driving device I 1, main shaft 2 and the pilot blade 3 being vertically set on main shaft 2, driving device I 1 with
It is connected by shaft coupling 104 between main shaft 2,3 one end of pilot blade is fixed on main shaft 2, and the other end extends radially to air hose dress
In setting；The air pipe device includes the entrance 7 of air inlet, the active section 8 simulated and test section 9, entrance 7, active section 8 and survey
Examination section 9 is set gradually, and entrance 7 is connect with active section 8, and active section 8 is connect with test section 9, and the pilot blade 3 is to air hose
It is radially extended in active section 8 in device；Test section 9 includes the diffuser 903 of contraction section 901, straight pipe 902 and air draft, work
Make section 8 to connect with contraction section 901, contraction section 901 is connect with straight pipe 902, and straight pipe 902 is connect with diffuser 903, diffuser
903 ends be equipped with can axially into valve body 10, valve body 10 is connected with driving device II 11.
It is equipped with interior radome fairing I 4 and outer radome fairing 6 in entrance 7 in the air pipe device, is equipped in active section 8 interior whole
Stream cover II 5, pilot blade 3 is arranged between interior radome fairing I 4 and the axial position of interior radome fairing II 5, and interior radome fairing I 4, survey
It is arranged in parallel between examination blade 3 and II 5 three of interior radome fairing.
The valve body 10 is cone valve.
The simulation section apparatus uses shaft system arrangement, specifically, driving device I 1 includes threephase asynchronous machine 101 and transmission
Axis 103 is equipped with twist counter 102, threephase asynchronous machine 101 and twist counter 102 between threephase asynchronous machine 101 and transmission shaft 103
Between connected by shaft coupling 104, connected by shaft coupling 104 between twist counter 102 and transmission shaft 103, transmission shaft 103 with it is main
It is connected by shaft coupling 104 between axis 2,2 both ends of main shaft are respectively equipped with bearing block 12.
Embodiment 3
As shown in Figure 1 and Figure 2：A kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bay, including simulation
Section apparatus and air pipe device, simulation section apparatus includes driving device I 1, main shaft 2 and the pilot blade being vertically set on main shaft 2
3, it is connected by shaft coupling 104 between driving device I 1 and main shaft 2,3 one end of pilot blade is fixed on main shaft 2, other end diameter
To extending in air pipe device；The air pipe device includes the entrance 7 of air inlet, the active section 8 simulated and test section 9, entrance
Section 7, active section 8 and test section 9 are set gradually, and entrance 7 is connect with active section 8, and active section 8 is connect with test section 9, described
Pilot blade 3 radially extends in the active section 8 into air pipe device；Test section 9 includes contraction section 901, straight pipe 902 and air draft
Diffuser 903, active section 8 connect with contraction section 901, and contraction section 901 is connect with straight pipe 902, straight pipe 902 and diffuser
903 connections, 903 end of diffuser be equipped with can axially into valve body 10, valve body 10 is connected with driving device II 11.
It is equipped with interior radome fairing I 4 and outer radome fairing 6 in entrance 7 in the air pipe device, is equipped in active section 8 interior whole
Stream cover II 5, pilot blade 3 is arranged between interior radome fairing I 4 and the axial position of interior radome fairing II 5, and interior radome fairing I 4, survey
It is arranged in parallel between examination blade 3 and II 5 three of interior radome fairing.
Honeycomb screen 14, screens 15 and flowmeter 16 are equipped in the straight pipe 902, flowmeter 16 is for testing flow.
The air pipe device is equipped with pressure measuring unit and temperature measuring equipment.
The valve body 10 is cone valve.
The simulation section apparatus uses shaft system arrangement, specifically, driving device I 1 includes threephase asynchronous machine 101 and transmission
Axis 103 is equipped with twist counter 102, threephase asynchronous machine 101 and twist counter 102 between threephase asynchronous machine 101 and transmission shaft 103
Between connected by shaft coupling 104, connected by shaft coupling 104 between twist counter 102 and transmission shaft 103, transmission shaft 103 with it is main
It is connected by shaft coupling 104 between axis 2,2 both ends of main shaft are respectively equipped with bearing block 12.
Blade wheel hub 13 is additionally provided on the main shaft 2, blade wheel hub 13 is arranged in pilot blade radially inner side.
The shaft coupling 104 is highly elastic shaft coupling（Such as：Centa CF-A series）, highly elastic shaft coupling is in the big torsion of transmission
While square, can substantially cut down the conduct vibrations during shafting runs at high speed, also, its high resiliency body structure can axial separation,
Convenient for shafting fast assembling-disassembling, and tested blade, the tested main shaft 2 and bearing etc. for the different model that ensures to change the outfit, maintenance work are easy
In implementation.
The present embodiment realizes the ginsengs such as rotating speed, torque, pressure, flow, temperature according to the requirement of fan multi-series model test
Number high-acruracy survey, provides the universal model test-bed suitable for large turbo-type generator aerofoil fan.Fan pneumatic analog
Section fexible unit reference diameter is not less than 1200mm, and sufficiently large diameter is provided for a variety of radial dimension of fan performance experiment of model
To space；And simulation rotatable parts and air duct structure ensure the stable operation below rotating speed 3600rpm.
Corresponding construction design is carried out in generator end mucosal structure arrangement according to generator shaft flow fan, simulates fan
Actual motion space environment.
Claims (8)
1. a kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bay, including simulation section apparatus and air hose dress
It sets, simulation section apparatus includes driving device I（1）, main shaft（2）And it is vertically set on main shaft（2）On pilot blade（3）, driving
Device I（1）With main shaft（2）Between pass through shaft coupling（104）Connection, it is characterised in that：Pilot blade（3）One end is fixed on main shaft
（2）On, the other end extends radially in air pipe device；
The air pipe device includes the entrance of air inlet（7）, simulation active section（8）And test section（9）, entrance（7）, work
Section（8）And test section（9）It sets gradually, and entrance（7）With active section（8）Connection, active section（8）With test section（9）Connection,
The pilot blade（3）Active section into air pipe device（8）Inside radially extend；Test section（9）Including contraction section（901）, it is straight
Pipeline section（902）And the diffuser of air draft（903）, active section（8）With contraction section（901）Connection, contraction section（901）With straight pipe
（902）Connection, straight pipe（902）With diffuser（903）Connection, diffuser（903）End be equipped with can axially into valve body
（10）, valve body（10）It is connected with driving device II（11）.
2. the aeroperformance testboard bay according to claim 1, it is characterised in that：Entrance in the air pipe device
Section（7）It is interior to be equipped with interior radome fairing I（4）With outer radome fairing（6）, active section（8）It is interior to be equipped with interior radome fairing II（5）, pilot blade（3）
It is arranged in interior radome fairing I（4）With interior radome fairing II（5）Axial position between, and interior radome fairing I（4）, pilot blade（3）With
Interior radome fairing II（5）It is arranged in parallel between three.
3. the aeroperformance testboard bay according to claim 1, it is characterised in that：The straight pipe（902）Inside set
There is honeycomb screen（14）, screens（15）And flowmeter（16）.
4. the aeroperformance testboard bay according to claim 1, it is characterised in that：The air pipe device, which is equipped with, to be surveyed
Pressure device and temperature measuring equipment.
5. the aeroperformance testboard bay according to claim 1, it is characterised in that：The valve body（10）For cone valve
Body.
6. the aeroperformance testboard bay according to claim 1, it is characterised in that：The driving device I（1）Including
Threephase asynchronous machine（101）And transmission shaft（103）, threephase asynchronous machine（101）And transmission shaft（103）Between be equipped with twist counter
（102）, threephase asynchronous machine（101）With twist counter（102）Between pass through shaft coupling（104）Connection, twist counter（102）With transmission
Axis（103）Between pass through shaft coupling（104）Connection, transmission shaft（103）With main shaft（2）Between pass through shaft coupling（104）Connection, it is main
Axis（2）Both ends are respectively equipped with bearing block（12）.
7. the aeroperformance testboard bay according to claim 1 or 6, it is characterised in that：The main shaft（2）On also set
There is blade wheel hub（13）, blade wheel hub（13）It is arranged in pilot blade radially inner side.
8. the aeroperformance testboard bay according to claim 6, it is characterised in that：The shaft coupling（104）For height
Yielding coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820108494.9U CN207906129U (en) | 2018-01-23 | 2018-01-23 | A kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820108494.9U CN207906129U (en) | 2018-01-23 | 2018-01-23 | A kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207906129U true CN207906129U (en) | 2018-09-25 |
Family
ID=63564450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820108494.9U Active CN207906129U (en) | 2018-01-23 | 2018-01-23 | A kind of high-rating generator cooling system aerofoil fan aeroperformance testboard bay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207906129U (en) |
-
2018
- 2018-01-23 CN CN201820108494.9U patent/CN207906129U/en active Active
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