CN206190460U - Aerogenerator kuppe support frame test device - Google Patents
Aerogenerator kuppe support frame test device Download PDFInfo
- Publication number
- CN206190460U CN206190460U CN201621149716.9U CN201621149716U CN206190460U CN 206190460 U CN206190460 U CN 206190460U CN 201621149716 U CN201621149716 U CN 201621149716U CN 206190460 U CN206190460 U CN 206190460U
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- radial
- wind
- support frame
- axial
- stress
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model provides an aerogenerator kuppe support frame test device, test device is including being used for simulating the rotatory driving system of guide sleeve assembly, simulation wind load loading system and stress and strain measurement system, and simulation wind load loading system includes axial loading system and radial loading system, driving system's output shaft with guide sleeve assembly connects, the action of axial loading system end along axial direction with the kuppe contact, the action of radial loading system end along radial direction with the kuppe contact, stress and strain measurement system's foil gage is located the settlement position of kuppe support, stress and strain measurement system is still including being used for the wireless transmission module with measuring -signal wireless transmission. The utility model provides an effectively verify the finite element analysis's of ANSYS software accuracy, the experimental test device of realization kuppe support frame fatigue performance.
Description
Technical field
The utility model is related to wind generating set experiment field, is led more specifically to a kind of wind power generating set
Stream cover support frame experimental rig.
Background technology
Wind wheel kuppe is the protective cover that wheel hub and related components are not damaged by the external world, and it is to running of wind generating set stabilization
Property and wind energy utilization play the role of important.Kuppe support frame bears as kuppe and the connection member of Wind turbines
Wind load outside kuppe, ice carry, the combined load of snow load and kuppe own wt.At present, used the part design more
Welding structure form, has a uncertain residualinternal stress in welding and machining process, and intensity when designing the part
Calculating is based only upon the finite element analysis of ANSYS softwares, it is impossible to ensure the accuracy of Finite element analysis results, so as to cause support frame
Malformation in use, or even phenomenon of rupture, have a strong impact on Wind turbines and normally use, and increase Wind turbines and repair into
This.
The content of the invention
Cannot be verified in existing wind generating set experiment technology to overcome ANSYS softwares finite element analysis it is accurate
Property, the deficiency of fatigue resistance test cannot be realized to kuppe support frame, the utility model provides a kind of effectively checking ANSYS softwares
Finite element analysis accuracy, realize the experimental rig of kuppe support frame fatigue resistance test.
The utility model solves the technical scheme that its technical problem used：
A kind of air guide sleeve of wind-driven generator support frame experimental rig, the experimental rig is included for simulating water conservancy diversion shade assembly
The dynamical system of rotation, simulated wind load loading system and stress-strain measurement system, simulated wind load loading system include axle
To loading system and radial loaded system, the output shaft of the dynamical system is connected with the water conservancy diversion shade assembly, and the axial direction adds
The motion end of loading system is axially contacted with the kuppe, and the motion end of the radial loaded system is along radial direction side
Contacted to the kuppe, the foil gauge of the stress-strain measurement system is located at the setting position of the water conservancy diversion cover stent,
The stress-strain measurement system also includes the wireless transport module for measurement signal to be wirelessly transferred.
Further, the axial loading system includes axial force loader, axial force transducer, axial elasticity connection dress
Put, shaft device, shaft coupling, profile-followed loading pressure head and axial loading device mounting bracket, the profile-followed loading pressure head is with leading
Stream shade assembly rotation, the central shaft of the profile-followed loading pressure head is connected by shaft coupling with the shaft device, the rotation
Shaft device is connected with the axial elasticity attachment means, and the axial elasticity attachment means are connected with axial force transducer, described
Axial force transducer is connected with the motion end of axial force loader, and the axial force loader, shaft device, axial elasticity connect
Connection device is installed in the axial loading device mounting bracket.
Further, the radial loaded system includes radial load loader, radial force sensor, radial compliance connection dress
Put, roller pressure head and radial loading device mounting bracket, the rolling pressure head can with kuppe spinning, the rolling pressure head
Pedestal is connected with the radial force sensor, and the radial force sensor is connected with the motion end of the radial load loader, institute
The other end for stating radial load loader is connected with the radial compliance attachment means, the radial compliance attachment means, radial load
Sensor is installed in radial loading device mounting bracket.
Further, the radial load loader and axial force loader use electric pushrod, electric cylinder or hydraulic pressure
Cylinder.Can certainly be other load modes, power loader constitutes backfeed loop, precise control loading force with force snesor.
The radial compliance attachment means and axial elasticity attachment means use elastic device.Such as spring or other bullets
Property material.
The stress-strain measurement system includes stress-strain test instrument and foil gauge, the stress-strain test instrument and institute
Foil gauge connection is stated, the stress-strain test instrument includes wireless transport module.System data uses transmission of wireless signals, can be real
When obtain water conservancy diversion cover stent stress-strain data.
The dynamical system includes motor and gear.The motor is variable-frequency motor or direct current generator, institute's group
Into dynamical system can be with variable speed.
Or, the dynamical system includes the generator (reconfiguration is motor) and transmission chain system of Wind turbines.
Preferably, the shaft coupling is cross slider type shaft coupling.
The beneficial effects of the utility model are mainly manifested in：ANSYS software finite element analysis computation knots are based on for verifying
The accuracy of fruit, and software analysis result can be modified after collecting certain data.The experimental rig also can be to kuppe
Support frame carries out fatigue resistance test, it is ensured that the kuppe support frame of design uses safety.
Brief description of the drawings
Fig. 1 is the structural representation of air guide sleeve of wind-driven generator support frame experimental rig provided by the utility model；
Fig. 2 is that the working condition of air guide sleeve of wind-driven generator support frame experimental rig provided by the utility model is illustrated
Figure；
Fig. 3 is wind load axial loading system structural representation provided by the utility model；
Fig. 4 is wind load radial loaded system structure diagram provided by the utility model；
In upper figure：1 is dynamical system, 2 is simulated wind load radial loaded system, 21 is roller pressure head, 22 is radial load
Sensor, 23 be radial load loader, 24 be radial loading device mounting bracket, 25 be radial compliance attachment means, 3 for simulation
Wind load axial loading system, 31 for profile-followed loading pressure head, 32 be shaft coupling, 33 be shaft device, 34 be that axial elasticity connects
Connection device, 35 be axial force transducer, 36 be axial force loader, 37 be axial loading device mounting bracket, 4 be ess-strain
Measuring system.
Specific embodiment
The utility model is further described below in conjunction with the accompanying drawings, described embodiment is only the utility model one
Section Example, rather than whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art are not having
The every other embodiment obtained under the premise of creative work is made, the scope of the utility model protection is belonged to.
1~Fig. 4 of reference picture, a kind of air guide sleeve of wind-driven generator support frame experimental rig, including the shade assembly rotation of simulation water conservancy diversion
Dynamical system 1, simulated wind load loading system and the stress-strain measurement system 4 for turning, simulated wind load loading system include axle
To loading system 3 and radial loaded system 2, the output shaft of the dynamical system 1 is connected with the water conservancy diversion shade assembly, the axial direction
The motion end of loading system 3 is axially contacted with the kuppe, and the motion end of the radial loaded system 2 is along footpath
Contacted with the kuppe to direction, the foil gauge of the stress-strain measurement system 4 is located at the setting of the water conservancy diversion cover stent
Position, the stress-strain measurement system 4 also includes the wireless transport module for measurement signal to be wirelessly transferred.
The dynamical system 1 of simulation kuppe rotation is motor and gear, or by the generator (reconfiguration of Wind turbines
Be motor) and transmission chain system provide.Simulated wind load radial loaded system is by radial load loader 23, radial force sensor
22nd, the composition such as radial compliance attachment means 25, roller pressure head 21, radial loading device mounting bracket 24, roller pressure head can be with leading
Stream cover spinning.Simulated wind load axial loading system is connected by axial force loader 36, axial force transducer 35, axial elasticity
The compositions such as device 34, shaft device 33, shaft coupling 32, profile-followed loading pressure head 31, axial loading device mounting bracket 37, with the shape
Loading pressure head rotates with kuppe, and simulated wind load loading system shaft coupling 32 is cross slider type shaft coupling.Loading system
Axial force loader 36, radial load loader 23 are electric pushrod or cylinder, hydraulic cylinder, and power loader is anti-with force snesor composition
It is fed back to road, precise control loading force.Radial compliance attachment means 25, axial elasticity attachment means 34 are spring or other elastic materials
Material or other elastic devices.Kuppe support frame stress-strain measurement system 4 is by stress-strain test instrument, foil gauge, computer
Composition, system data uses transmission of wireless signals.
In the specific embodiment of the utility model one, the dynamical system 1 of simulation kuppe rotation is motor and variable-speed motor
Structure, or be power by the generator (reconfiguration is motor) and transmission chain system of Wind turbines, motor can nothing using converter technique
Level speed governing, simulates kuppe rotary rpm under each wind regime.
In the specific embodiment of the utility model one, simulated wind load loading system is added by radial loaded system 2 with axial direction
Loading system 3 is combined, according to actual wind load and kuppe support frame structure, radial loaded system 2 with it is axially loaded
Respective loading force is input into system 3.
In the specific embodiment of the utility model one, the radial load loader 23, axial force of simulated wind load loading system
Loader 36 and radial force sensor 22, the composition control backfeed loop of axial force transducer 35, when kuppe profile is irregular,
Power loader can automatically adjust loading force, reach accurate loading.
In the specific embodiment of the utility model one, the system data of stress-strain measurement system 4 is passed using wireless signal
It is defeated, can in real time obtain water conservancy diversion cover stent stress-strain data.
Wind generator set air guide sleeve support frame experimental rig provided by the utility model has the following advantages that：
1st, experimental rig of the present utility model stepless can simulate kuppe rotary rpm under each wind regime.
2nd, the radial load loader 23 of experimental rig load loading system of the present utility model, axial force loader 36 and footpath
To force snesor 22, the composition control backfeed loop of axial force transducer 35, when kuppe profile is irregular, power loader can be certainly
Dynamic regulation loading force, reaches accurate loading.
3rd, experimental rig stress-strain measurement system 4 of the present utility model uses transmission of wireless signals, can in real time obtain and lead
Stream cover stent stress-strain data.
4th, experimental rig of the present utility model can simulate kuppe work operating mode, limiting condition lower bracing frame force-bearing situation and
Fatigue test.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.Various modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where spirit or scope of the present utility model are not departed from.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. a kind of air guide sleeve of wind-driven generator support frame experimental rig, it is characterised in that：The experimental rig is included for simulating
Dynamical system, simulated wind load loading system and stress-strain measurement system that water conservancy diversion shade assembly rotates, simulated wind load loading
System includes axial loading system and radial loaded system, and the output shaft of the dynamical system is connected with the water conservancy diversion shade assembly,
The motion end of the axial loading system is axially contacted with the kuppe, the motion end of the radial loaded system
Contacted with the kuppe along radial direction, the foil gauge of the stress-strain measurement system is located at the water conservancy diversion cover stent
Setting position, the stress-strain measurement system also includes the wireless transport module for measurement signal to be wirelessly transferred.
2. air guide sleeve of wind-driven generator support frame experimental rig as claimed in claim 1, it is characterised in that：It is described axially loaded
System includes axial force loader, axial force transducer, axial elasticity attachment means, shaft device, shaft coupling, profile-followed loading
Pressure head and axial loading device mounting bracket, the profile-followed loading pressure head rotate with water conservancy diversion shade assembly, the profile-followed loading pressure head
Central shaft be connected with the shaft device by shaft coupling, the shaft device connects with the axial elasticity attachment means
Connect, the axial elasticity attachment means are connected with axial force transducer, the axial force transducer is dynamic with axial force loader
Make end connection, the axial force loader, shaft device, axial elasticity attachment means are installed in the axial loading device
In mounting bracket.
3. air guide sleeve of wind-driven generator support frame experimental rig as claimed in claim 1, it is characterised in that：The radial loaded
System includes that radial load loader, radial force sensor, radial compliance attachment means, roller pressure head and radial loading device are installed
Support, the rolling pressure head can spinning, the pedestal of the rolling pressure head is connected with the radial force sensor, the radial load
Sensor is connected with the motion end of the radial load loader, and the other end and the radial compliance of the radial load loader connect
Connection device is connected, and the radial compliance attachment means, radial force sensor are installed in radial loading device mounting bracket.
4. air guide sleeve of wind-driven generator support frame experimental rig as claimed in claim 2, it is characterised in that：The radial loaded
System includes that radial load loader, radial force sensor, radial compliance attachment means, roller pressure head and radial loading device are installed
Support, the rolling pressure head can spinning, the pedestal of the rolling pressure head is connected with the radial force sensor, the radial load
Sensor is connected with the motion end of the radial load loader, and the other end and the radial compliance of the radial load loader connect
Connection device is connected, and the radial compliance attachment means, radial force sensor are installed in radial loading device mounting bracket.
5. air guide sleeve of wind-driven generator support frame experimental rig as claimed in claim 4, it is characterised in that：The radial load adds
Carry device and axial force loader and use electric pushrod, electric cylinder or hydraulic cylinder.
6. air guide sleeve of wind-driven generator support frame experimental rig as claimed in claim 4, it is characterised in that：The radial compliance
Attachment means and axial elasticity attachment means use elastic device.
7. the air guide sleeve of wind-driven generator support frame experimental rig as described in one of claim 1~6, it is characterised in that：It is described
Stress-strain measurement system includes stress-strain test instrument and foil gauge, and the stress-strain test instrument connects with the foil gauge
Connect, the stress-strain test instrument includes wireless transport module.
8. the air guide sleeve of wind-driven generator support frame experimental rig as described in one of claim 1~6, it is characterised in that：It is described
Dynamical system includes motor and gear.
9. the air guide sleeve of wind-driven generator support frame experimental rig as described in one of claim 1~6, it is characterised in that：It is described
Dynamical system includes the generator and transmission chain system of Wind turbines.
10. the air guide sleeve of wind-driven generator support frame experimental rig as described in claim 2,4,5, one of 6, it is characterised in that：
The shaft coupling is cross slider type shaft coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621149716.9U CN206190460U (en) | 2016-10-24 | 2016-10-24 | Aerogenerator kuppe support frame test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621149716.9U CN206190460U (en) | 2016-10-24 | 2016-10-24 | Aerogenerator kuppe support frame test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206190460U true CN206190460U (en) | 2017-05-24 |
Family
ID=58731846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621149716.9U Withdrawn - After Issue CN206190460U (en) | 2016-10-24 | 2016-10-24 | Aerogenerator kuppe support frame test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206190460U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468245A (en) * | 2016-10-24 | 2017-03-01 | 浙江运达风电股份有限公司 | Air guide sleeve of wind-driven generator bracing frame assay device |
| CN112685965A (en) * | 2020-12-03 | 2021-04-20 | 广东电网有限责任公司电力科学研究院 | Method and system for monitoring risk of transmission tower in typhoon |
-
2016
- 2016-10-24 CN CN201621149716.9U patent/CN206190460U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468245A (en) * | 2016-10-24 | 2017-03-01 | 浙江运达风电股份有限公司 | Air guide sleeve of wind-driven generator bracing frame assay device |
| CN112685965A (en) * | 2020-12-03 | 2021-04-20 | 广东电网有限责任公司电力科学研究院 | Method and system for monitoring risk of transmission tower in typhoon |
| CN112685965B (en) * | 2020-12-03 | 2023-03-14 | 广东电网有限责任公司电力科学研究院 | Method and system for monitoring risk of transmission tower in typhoon |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170524 Effective date of abandoning: 20230609 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170524 Effective date of abandoning: 20230609 |