CN207380157U - Blower variable-pitch driver aging testing system - Google Patents
Blower variable-pitch driver aging testing system Download PDFInfo
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- CN207380157U CN207380157U CN201721406516.1U CN201721406516U CN207380157U CN 207380157 U CN207380157 U CN 207380157U CN 201721406516 U CN201721406516 U CN 201721406516U CN 207380157 U CN207380157 U CN 207380157U
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- 238000012360 testing method Methods 0.000 title claims abstract description 91
- 230000032683 aging Effects 0.000 title claims abstract description 36
- 230000015556 catabolic process Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 abstract description 9
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- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 238000004891 communication Methods 0.000 description 5
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- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
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Abstract
The utility model is related to blower variable-pitch driver aging testing systems; the aging testing system is mainly made of for batch total power burn-in test in the factory of large-scale wind electricity unit electric variable propeller system AC servo driver computer, motor, tested driver, rectifier bridge, braking resistor, divider resistance, protection switch；Two tested drivers are one group when the utility model is tested, and control two connecting shaft motors respectively, and the permanent rotating speed of two one, motors, a permanent torque is made to turn haul, while computer acquisition relevant parameter, are analyzed and determined；The use of the utility model has saved the burn-in test time of variable pitch driver, has improved test effect, reduce the requirement of operating personnel, optimize cost of human resources；The operational support of the utility model batch aging testing progress and product quality of wind turbine variable pitch driver product.
Description
Technical field
The utility model is related to blower variable-pitch driver aging testing systems, belong to technical field of wind power generation.
Background technology
Wind-power electricity generation is the important form of wind energy utilization, and wind energy is the energy renewable, pollution-free, that energy is big, prospect is wide,
Greatly develop the strategic choice that clean energy resource is countries in the world.With the quickening of world energy consumption, traditional energy reserves subtract
Few, this green energy resource of wind-power electricity generation is increasingly paid attention to, and with inexhaustible advantage.Countries in the world are all
It puts into effect every policy and vigorously supports Wind Power Generation Industry, the Wind Power Generation Industry in China was also developed rapidly in recent years, with grid type
Wind turbines become the best form that wind-powered electricity generation utilizes, and domestic and international wind power generating set progressively develops in terms of enlargement.
The continuous development of Large-scale Wind Turbines is particularly important the application of electric variable propeller system, blower variable-pitch system
System is one of safety control of unit for adjusting the angle of wind power generating set blade, and electric variable propeller system includes watching
Take driver, servomotor, backup power system and blade sensor etc..
Pitch-controlled system receives the control command of fan master control system, and control fan blade rotates to the angle of setting, passes through
The angle of blade is controlled to control the rotating speed of wind wheel, and then controls the output power of wind turbine.Pitch-controlled system is also the pneumatic of wind turbine
Brake, in emergency situations, control blade are quickly put away the oars, and are shut down fan safe by way of aerodynamic braking, are reached
To the purpose of protection unit safety；The core drive control component of electric variable propeller system is variable pitch driver.
The continuous development of Large-scale Wind Turbines makes the product test of electric variable propeller system and continues new using facing
Challenge, in order to ensure the whole hardware performance of large-scale wind electricity unit electric variable propeller system AC servo driver, to blower variable-pitch
Driver burn-in test is essential.
Publication No. is that the Chinese patent document of 102508484 A of CN discloses a kind of servo-driver ageing testing method
And system.This method performs drive products burn-in test based on motor to the technical solution dragged, but the program is using simple
Timing control unit perform testing and control, and according only to whether breaking down simple to judge whether, by test, do not have
Specific test index can not test the whole hardware performance with analysis-driven device product based on multi objective from many aspects；Simultaneously
The less effective in terms of test and management such as test data record storage, and the no safety of driver during test is performed
It ensures, when a driver breaks down in test, is susceptible to security incident.
Utility model content
The purpose of this utility model is to provide blower variable-pitch driver aging testing system, is surveyed to solve existing driver
The problem of test system can not find the whole hardware performance with analysis-driven device product based on multi objective from many aspects.
To achieve the above object, the embodiment of the utility model includes：
The blower variable-pitch driver aging testing system of the utility model, including processor and at least a set of test is single
Member, the test cell include the first motor and the second motor；First motor joins with second motor shaft, and described first
Motor is by the first tested driver control, and second motor is by the second tested driver control；The processor is used to connect
Described first tested driver and the second tested driver；
During test, the described first tested driver controls first motor operation using speed control mode, and described the
Two tested drivers control second motor operation, the second motor described in first motor drag using torque control model
It rotates, the DC side of the described first tested driver and the second tested driver is directly connected to；The tested driver will be respective
The driver temperature value of acquisition is uploaded to the processor, and the processor judges whether the temperature value is normal.
The utility model to the scheme dragged, saves load cost using motor, can be simultaneously at least to two drivers
Burn-in test is carried out, has saved the burn-in test time of variable pitch driver；In addition to driver malfunction state is monitored, also to driver
Gathered relevant mode analog quantity state is effectively recorded and judges whether normally, to improve test effect, reduce operating personnel
Requirement, the burn-in test progress and product quality that optimize cost of human resources, ensured wind turbine variable pitch driver product,
And then ensure pitch-controlled system and the total quality and operational reliability of wind power generating set.
Further, the tested driver also each gathers corresponding motor temperature value, driver bus voltage value, electricity
Operating parameter including machine tachometer value and motor torque value, and the processor is uploaded to, the processor judges the operation
Whether parameter is normal.
The utility model carries out driver based on many index on the whole hardware of burn-in test and analysis-driven device product
Performance.
Further, the busbar positive voltage port DC+ of the described first tested driver and the described second tested driver
The port DC+ connections of busbar positive voltage, the busbar negative voltage port DC- of the described first tested driver and the described second tested driving
The busbar negative voltage port DC- connections of device.
The mode that the test system of the utility model employs busbar connection is tested when motor is to dragging operation by second
The motor feedback energy of driver is parallel to pass to the first tested driver, when which optimizes motor to dragging test run
Electric energy supplies, and completes the power consumption for reducing test system main power source while test purpose.
Further, the backup power supply positive voltage acquisition port BA+ of the described first tested driver and described second is tested
The backup power supply positive voltage acquisition port BA+ connections of driver, the tested driver backup power supply negative voltage acquisition port are
DC-；First divider resistance is connected in parallel on DC- the and BA+ connecting lines of described first, second tested driver, the second divider resistance
It is connected in parallel on BA+ the and DC+ connecting lines of described first, second tested driver, described first, second tested driver acquisition institute
The voltage at first, second divider resistance both ends is stated as analog backup supply voltage and respectively will be after the simulation each gathered
Stand-by power source voltage is uploaded to the processor, and the processor judges whether collection value is normal.
The backup power supply voltage value of driver analog acquisition is tested also described in acquisition and recording, and is judged whether just by computer
Often.
Further, control terminal is further included, the control terminal and the breakdown judge of described first, second tested driver are opened
It is connected after closing series connection with the Enable Pin of described first, second tested driver；The breakdown judge switch is in respective drivers event
It is disconnected during barrier；When the Enable Pin can not be received to induction signal, respective drivers are stopped.
Any driver failure can make two drivers all be stopped during burn-in test, it is ensured that burn-in test
Process safety carries out.
Further, braking release power supply is further included, the braking release power supply is connected by air switch with rectifier bridge
First, second motor.
Further, the maximum driving torque of second motor is less than the nominal drive torque of first motor.
Further, the processor connects the described first tested driver and the second tested drive by serial interface cable
Dynamic device.
Description of the drawings
Fig. 1 is the circuit diagram of the utility model blower variable-pitch driver aging testing system；
Fig. 2 is that the utility model blower variable-pitch driver aging testing system is tested driver dc bus connection signal
Figure；
Fig. 3 is the monolithically fabricated figure of the utility model blower variable-pitch driver aging testing system；
Fig. 4 is the integrated testability flow chart of the utility model blower variable-pitch driver aging testing system.
Specific embodiment
The utility model is described in more detail below in conjunction with the accompanying drawings.
The circuit diagram of blower variable-pitch driver aging testing system as shown in Figure 1.The aging testing system is main
By computer 01, motor 02,03,04,05, tested driver 06,07,08,09, rectifier bridge 10,11, braking resistor 12,13,14,
15th, divider resistance 16,17, protection switch 18,19,20,21 are formed；The computer 01 connects institute simultaneously by AccessPort cable
There is tested driver 06,07,08,09；The tested driver 06 connects the motor 02, the tested driver 07 connects institute
State motor 03, the tested driver 08 connects the motor 04, the tested driver 09 connects the motor 05；The electricity
Machine 02 is connected spindle machine by shaft coupling with motor 03, and the motor 04 and motor 05 are connected spindle machine by shaft coupling
It connects；The motor braking release power supply interface of all motors 02,03,04,05 is opened by the corresponding rectifier bridge 10,11 and air
Pass is connected with 230V AC powers；The braking resistor 12,13,14,15 and corresponding tested 06,07,08,09 phase of driver
Even；It is tested that driver 06 is connected with the busbar positive voltage port DC+ of tested driver 07, busbar negative voltage port DC- is connected, quilt
Driver 08 is connected with the busbar positive voltage port DC+ of tested driver 09, busbar negative voltage port DC- is connected, the quilt for survey
It is as shown in Figure 2 to survey driver dc bus catenation principle；The backup power supply positive voltage acquisition port BA+ and quilt of tested driver 06
The backup power supply positive voltage acquisition port BA+ connections of driver 07 are surveyed, driver backup power supply negative voltage acquisition port is DC-,
Divider resistance 16 is connected in parallel on DC- the and BA+ connecting lines of tested driver 06 and tested driver 07, and divider resistance 17 is connected in parallel on
On BA+ the and DC+ connecting lines of tested driver 06 and tested driver 07, the tested driver 08 and tested driver 09
Backup power supply positive voltage gathers port BA+ and the connection of divider resistance 18,19 is same as above；The 24V power supplys of the tested driver 06
As signal power source, the signal power source output terminal is switched by being tested the OK switches of driver 06 for breakdown judge, the event
Barrier judges to switch disconnection, the OK switches of tested driver 07, connection in respective drivers failure and is tested making for driver 06,07
Driver stops work when energy control input input signal high level works normally necessary condition, input signal low level for driver
Make port.
The monolithically fabricated figure of blower variable-pitch driver aging testing system as shown in Figure 3.The quilt of the aging testing system
Survey driver 06,07,08,09, rectifier bridge 10,11, braking resistor 12,13,14,15, divider resistance 16,17, protection switch 18,
19th, 20,21 parts are assemblied in burn-in test cabinet 103, and burn-in test cabinet 103 is carried out with computer 01 by serial communication cable
Connection, burn-in test cabinet 103 and motor 02, motor 03, motor 04, motor 05 by power and signal cable 108,109,110,
111 are attached, and motor 02, motor 03 are mounted on motor docking mechanical platform 106, and motor output shaft passes through shaft coupling 107
Docking is fixed, and motor 04, motor 05 are mounted on motor docking mechanical platform 115, and motor output shaft is docked by shaft coupling 113
It is fixed.
As shown in Figure 1, the aging testing system by computer 01, motor 02,03,04,05 and tested driver 06,07,08,
09 tested driver category realizes the total power burn-in test of tested driver, test stream with the standard drive associated working of model
Journey is as shown in Figure 4.Computer 01 performs serial communication with tested driver 06,07,08,09 simultaneously, realizes the operation control of driver
System and status monitoring.
The aging testing system carries out tested driver 06,07,08,09 by computer 01 to concentrate operation control, and adopts
The main analog amount collection value of the tested driver 06,07,08,09 of collection judges the operating status of tested driver 06,07,08,09
Whether normal, the main analog amount collection value of driver includes driver temperature value, motor temperature value, driver busbar voltage
Value, backup power supply voltage value, motor speed value and motor torque value etc..
The aging testing system disposably carries out burn-in tests to 4 drivers, and the computer 01 for testing system and 4 are tested
Driver is carried out at the same time connection by serial communication, 4 tested drivers are attached respectively with corresponding motor, tested drive
Dynamic device 06 is attached with tested driver 07, tested driver 08 is attached with tested driver 09；It is tested to drive
Corresponding control motor 02,03,04,05 is run dynamic device 06,07,08,09 by specified states respectively, while gathers the electricity of corresponding motor
Machine temperature value, motor speed value and motor torque value；Computer 01 judges whether every collection value of each tested driver is normal.
The motor braking release power supply of the aging testing system is obtained by exchanging 230V power supplys by rectifier bridge rectification, rectification
Motor braking that AC rectification exports release power supply is supplied motor 02,03 by bridge 10 simultaneously, and rectifier bridge 11 is by AC rectification
The motor braking release power supply of output supplies motor 04,05 simultaneously, and protection switch 20,23 is respectively to 10,11 place of rectifier bridge
Supply line is powered control and protection, and aging testing system is closed at protection switch 20,23 before starting to work, it is ensured that each
Motor is in brake release state.
The tested driver 06 of the aging testing system controls motor 02, tested driver 07 to control motor 03, motor 02
With motor 03 to dragging operation, tested driver 06 is run using speed control mode control motor 02, and tested driver 07 uses
Torque control model control motor 03 is run, and the maximum driving torque value of motor 03 is less than normal than the nominal drive torque value of motor 02
Certain value；When burn-in test starts, 02 dragging motor 03 of motor is run, the drive that tested driver 06,07 will be gathered each respectively
Dynamic device temperature value, motor temperature value, driver bus voltage value, backup power supply voltage value, motor speed value and motor torque value
Computer 01 is uploaded to by serial communication, computer 01 judges whether every collection value particularly driver temperature rise value is normal；It is tested
Driver 08,09 controls motor 04,05 respectively, and test process is identical and same with the test process of above-mentioned tested driver 06,07
Shi Jinhang.
As shown in Fig. 2 schematic diagrames, the busbar positive voltage port DC+ of the tested driver 06 of the aging testing system is with being tested
The busbar positive voltage port DC+ connections of driver 07 are tested the busbar negative voltage port DC- of driver 06 and tested driver 07
The port DC- connections of busbar negative voltage, which will be by when by the way of busbar connection in 02,03 pair of dragging operation of motor
The motor feedback energy of test driver 07 is parallel to pass to tested driver 06, when which optimizes motor to dragging operation
Electric energy supplies, and completes the power consumption for reducing test system main power source while test purpose；The company of tested driver 08,09
Connection mode and the test process for connecing mode and test process and above-mentioned tested driver 0607 are identical and be carried out at the same time.
Backup power supply positive voltage acquisition port BA+ and the tested driver 07 of the tested driver 06 of the aging testing system
Backup power supply positive voltage acquisition port BA+ connection driver backup power supplies negative voltage acquisition port be DC-, divider resistance 16
It is connected in parallel on DC- the and BA+ connecting lines of tested driver 06,07, divider resistance 17 is connected in parallel on the BA+ of tested driver 06,07
On DC+ connecting lines, driver 06,07 is tested by electric resistance partial pressure mode analog acquisition backup power supply voltage and is incited somebody to action respectively respective
The analog backup supply voltage value of acquisition is uploaded to computer 01 by serial communication, and computer 01 judges whether collection value is normal；Quilt
Survey the connection mode of driver 08,09 and the connection mode and test process phase of test process and above-mentioned tested driver 06,07
Together and it is carried out at the same time.
The 24V power output ends connection OK switch drivers of the tested driver 06 of the aging testing system switch when normal
Switch disconnects when closure, driver malfunction, the OK of tested driver 06 switchs the OK switches for connecting tested driver 07, tested drive
The enabled control input input signal high level of the tested driver 06,07 of OK switch connections of dynamic device 07 works normally for driver
Driver is stopped port when necessary condition, input signal low level, and any driver breaks down during burn-in test
Two drivers can be made all to be stopped, it is ensured that burn-in test process safety carries out.
In the present embodiment, the blower variable-pitch driver aging testing system of the utility model simultaneously carries out 4 drivers
Test, 2 are one group；As other embodiment, one group of reduction can also be corresponded to or increase several set drives progress while survey
Examination, the utility model are not limited the group number for being tested driver.
The aging testing system is complete for batch in the factory of large-scale wind electricity unit electric variable propeller system AC servo driver
Power aging is tested, and is mainly used for testing the total power run with load entirety hardware performance of variable pitch driver；The burn-in test system
The burn-in test time of variable pitch driver, the requirement, excellent for improving test effect, reducing operating personnel have been saved in the use of system
Change cost of human resources, ensure the testing progress and product quality of wind turbine variable pitch driver product.
Claims (7)
1. blower variable-pitch driver aging testing system, which is characterized in that including processor and at least a set of test cell, institute
Stating test cell includes the first motor and the second motor；First motor joins with second motor shaft, first motor
By the first tested driver control, second motor is by the second tested driver control；The processor is described for connecting
First tested driver and the second tested driver.
2. blower variable-pitch driver aging testing system according to claim 1, which is characterized in that the described first tested drive
The busbar positive voltage port DC+ of dynamic device is connected with the busbar positive voltage port DC+ of the described second tested driver, first quilt
The busbar negative voltage port DC- for surveying driver is connected with the busbar negative voltage port DC- of the described second tested driver.
3. blower variable-pitch driver aging testing system according to claim 2, which is characterized in that the described first tested drive
The backup power supply positive voltage acquisition port BA of the backup power supply positive voltage acquisition port BA+ of dynamic device and the described second tested driver
+ connection, the tested driver backup power supply negative voltage acquisition port is DC-；First divider resistance is connected in parallel on described first,
On DC- the and BA+ connecting lines of two tested drivers, the second divider resistance is connected in parallel on the BA+ of described first, second tested driver
On DC+ connecting lines.
4. the blower variable-pitch driver aging testing system according to claim 1,2 or 3, which is characterized in that further include control
End processed, the control terminal connect with the breakdown judge switch of described first, second tested driver after with first, second quilt
The Enable Pin for surveying driver is connected.
5. the blower variable-pitch driver aging testing system according to claim 1,2 or 3, which is characterized in that further include system
Dynamic release power supply, the braking release power supply connect first, second motor by air switch with rectifier bridge.
6. blower variable-pitch driver aging testing system according to claim 1, which is characterized in that second motor
Maximum driving torque is less than the nominal drive torque of first motor.
7. blower variable-pitch driver aging testing system according to claim 1, which is characterized in that the processor passes through
The described first tested driver of serial interface cable connection and the second tested driver.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721406516.1U CN207380157U (en) | 2017-10-26 | 2017-10-26 | Blower variable-pitch driver aging testing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721406516.1U CN207380157U (en) | 2017-10-26 | 2017-10-26 | Blower variable-pitch driver aging testing system |
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| CN207380157U true CN207380157U (en) | 2018-05-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388304A (en) * | 2019-07-10 | 2019-10-29 | 许昌许继风电科技有限公司 | A kind of yaw drive Auto-Test System |
| CN111505426A (en) * | 2020-05-15 | 2020-08-07 | 许昌许继风电科技有限公司 | Master-slave dual-drive wind power pitch system testing device and testing method |
| CN112051830A (en) * | 2020-08-27 | 2020-12-08 | 深圳市显控科技股份有限公司 | Servo driver aging test method, system, device and storage medium |
-
2017
- 2017-10-26 CN CN201721406516.1U patent/CN207380157U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388304A (en) * | 2019-07-10 | 2019-10-29 | 许昌许继风电科技有限公司 | A kind of yaw drive Auto-Test System |
| CN111505426A (en) * | 2020-05-15 | 2020-08-07 | 许昌许继风电科技有限公司 | Master-slave dual-drive wind power pitch system testing device and testing method |
| CN111505426B (en) * | 2020-05-15 | 2022-03-22 | 许昌许继风电科技有限公司 | Master-slave dual-drive wind power pitch system testing device and testing method |
| CN112051830A (en) * | 2020-08-27 | 2020-12-08 | 深圳市显控科技股份有限公司 | Servo driver aging test method, system, device and storage medium |
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