CN210599290U - Automatic test cabinet for yaw drivers - Google Patents
Automatic test cabinet for yaw drivers Download PDFInfo
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- CN210599290U CN210599290U CN201921077196.9U CN201921077196U CN210599290U CN 210599290 U CN210599290 U CN 210599290U CN 201921077196 U CN201921077196 U CN 201921077196U CN 210599290 U CN210599290 U CN 210599290U
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Abstract
The utility model relates to a driftage driver automatic test cabinet belongs to wind power generation and equips technical field. This test cabinet, including the cabinet body and set up at the internal: the high-voltage power supply line extends out of at least one high-voltage power supply interface and is used for connecting a power supply end of a measured yaw driver outside the cabinet body; the brake resistor is used for consuming feedback energy of the motor; the integrated control module comprises a communication interface which is used for being in communication connection with the tested yaw driver; a first control switch is arranged on the high-voltage power supply circuit and is arranged on a front panel of the cabinet body. Simple operation in this test cabinet has avoided placing the loaded down with trivial details process at the internal cabinet of being surveyed the driver, and the internal not placing of cabinet is surveyed the yaw driver and can also save space moreover, the further volume that reduces the cabinet body. The control switch is arranged on the front panel of the cabinet body, so that an operator can conveniently perform switching operation under the condition that the cabinet body is closed, the operation is simple, and the operation safety is ensured.
Description
Technical Field
The utility model relates to a driftage driver automatic test cabinet belongs to wind power generation and equips technical field.
Background
The fan yaw system is one of indispensable component systems of horizontal axis type megawatt level wind generating set, and it mainly has two functions: (1) the wind wheel is enabled to track the stably changed wind direction; (2) when the wind generating set twists and winds the cable connecting the engine room and the electrical equipment in the tower due to yaw, the cable can be automatically untwisted. The fan yaw control system is in principle a position servo control system. The PLC calculates the included angle between the air outlet and the position of the cabin through the wind direction signal detected by the wind speed and direction sensor, so that whether the direction of the cabin needs to be adjusted or not and which direction the air outlet needs to be adjusted towards can be aligned with the wind direction as soon as possible can be determined. When the cable needs to be disconnected or the direction of the cabin needs to be adjusted, the PLC sends a certain signal to the yaw driver, and the driver controls the yaw motor to rotate forwards or backwards to adjust the direction of the cabin, so that the cable is disconnected or the wind is adjusted. The driver is adopted to control the yaw motor, so that the soft start and the soft stop of a yaw system can be realized, the impact of starting current on the motor is reduced, the fan runs stably, the service life of the motor is prolonged, and the damage caused by the vibration of the fan is reduced; the yaw motor controlled by the driver can also realize the speed-regulating operation of yaw.
Therefore, the performance of the yaw system of the wind turbine is directly affected by the quality of the driver, and a test system for testing the performance of the driver is available in the prior art, such as: chinese utility model patent file with grant publication number CN 207380157U, this patent file disclose a fan becomes oar driver aging testing system, and this system can carry out aging testing to many drivers simultaneously, practices thrift test time, improves aging testing's efficiency, but the aging testing cabinet internally mounted in this system has other test hardware except the motor, for example: the driver to be tested, the protection switch and the like are all installed in the aging test cabinet, and before testing, the aging test cabinet needs to be opened and the driver to be tested is installed; when operating, if operate protection switch, also need open ageing cabinet, lead to whole test procedure complex operation, open ageing cabinet moreover and operate, the security is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a driftage driver automatic test cabinet for solve current test cabinet complex operation, the low problem of security.
In order to achieve the above object, the utility model provides a driftage driver automatic test cabinet, including the cabinet body, still including setting up at the internal:
the high-voltage power supply line extends out of at least one high-voltage power supply interface and is used for connecting a power supply end of a measured yaw driver outside the cabinet body;
the brake resistor is used for being connected with the measured yaw driver and consuming feedback energy of the motor when the motor is braked;
the integrated control module comprises a communication interface which is used for being in communication connection with the tested yaw drive so as to complete the test of the tested yaw drive;
the high-voltage power supply circuit is provided with a first control switch which is arranged on a front panel of the cabinet body and used for controlling the connection and disconnection of the high-voltage power supply circuit.
The beneficial effects are that: not placing in this test cabinet and being surveyed the yaw driver, the power supply interface lug connection that extends through the high voltage power supply line of the internal portion of cabinet is the outside driver of being surveyed the yaw, and easy operation has avoided installing the loaded down with trivial details process at the cabinet internal with being surveyed the driver, and the internal not placing of cabinet moreover is surveyed the yaw driver and can also save space, the further volume that reduces the cabinet body. Simultaneously, still with control switch setting on the front panel of the cabinet body, make things convenient for operating personnel to carry out the operation of switch under the condition that the cabinet body is closed, easy operation guarantees the security of operation.
Furthermore, in order to avoid potential safety hazards caused by overhigh temperature of the test cabinet, a radiating fan is arranged on a side panel of the cabinet body and used for dissipating heat generated when the brake resistor consumes energy.
Further, in order to ensure the heat dissipation effect, the heat dissipation fan is one or more axial fans.
Furthermore, in order to realize the power supply of the motor, the power supply line of the motor is also arranged in the cabinet body, a rectifier module is arranged on the power supply line of the motor, the alternating current side of the rectifier module is used for connecting the alternating current power supply outside the cabinet body, and the direct current side of the rectifier module is used for connecting the motor outside the cabinet body to supply power for the motor.
Furthermore, in order to conveniently control the power supply of the motor, a second control switch is further arranged on the front panel of the cabinet body, and the second control switch is arranged on a power supply line of the motor and used for switching on or switching off the power supply of the motor.
Furthermore, in order to realize the enabling control of the measured yaw drive, a switching power supply is further arranged in the cabinet body, the alternating current side of the switching power supply is used for being connected with an alternating current power supply outside the cabinet body, and the direct current side of the switching power supply is used for being connected with an enabling control end of the measured yaw drive.
Furthermore, in order to control the connection and disconnection of the brake resistor conveniently, a third control switch is further arranged on the front panel of the cabinet body, and the third control switch is arranged on a connecting line between the tested yaw driver and the brake resistor and used for controlling the connection or disconnection of the brake resistor and the tested yaw driver.
Furthermore, in order to ensure better energy consumption of the brake resistor, the brake resistor is one or more die-cast aluminum resistors connected in series.
Further, in order to ensure the reliability of communication, the communication interface is a CAN communication interface.
Drawings
FIG. 1 is a schematic view of a front panel of an automatic yaw drive test cabinet according to the present invention;
FIG. 2 is a schematic side panel of the yaw drive automatic test cabinet of the present invention;
FIG. 3 is an internal schematic view of the yaw drive automatic test cabinet of the present invention;
FIG. 4 is a schematic view of the inside bottom of the yaw drive automatic test cabinet of the present invention;
FIG. 5 is a schematic diagram of the yaw drive automatic test cabinet of the present invention;
in the figure: 1. 2, 3, 4 and 5 are manual switches, 6 is a main switch, 7 is a measured yaw driver, 8 is a cabinet body, 9 is a cooling fan, 10 is a brake resistor, 11 is an integrated control module, 12 is a rectifier bridge and 13 is a switching power supply.
Detailed Description
Yaw drive automatic test cabinet embodiment:
the yaw drive automatic test cabinet (hereinafter referred to as a test cabinet) provided in this embodiment, as shown in fig. 1, 2, 3, and 4, includes a cabinet body 8, and a high-voltage power supply circuit (not shown in the figure), a brake resistor 10, and an integrated control module 11 are disposed in the cabinet body 8.
One end of the high-voltage power supply line is connected with a high-voltage power supply, as shown in fig. 5, the high-voltage power supply line is connected with a power supply of 3 × 400VAC + PE, two high-voltage power supply interfaces extend out of the other end of the high-voltage power supply line, each high-voltage power supply interface is connected with a power supply end of each measured yaw driver 7 to supply power to each measured yaw driver 7, each measured yaw driver 7 is not placed inside the cabinet 8 but outside the cabinet 8, in the embodiment, in order to save the length of the wiring harness, the measured yaw driver 7 is directly placed at the top end of the cabinet 8, as other implementation modes, under the condition that the length of the wiring harness is not considered, each measured yaw driver 7 can be placed on the ground or in other. The number of the high-voltage power supply interfaces is not limited, the number of the high-voltage power supply interfaces can be one, or the number of the high-voltage power supply interfaces can be increased continuously in order to save test time.
Integrated control module 11 (the PLC module in fig. 5) includes communication interface for with being surveyed the test of leaning on the navigation driver 7 communication connection in order to accomplish being surveyed the navigation driver 7, integrated control module 11 still is connected with the host computer through the net twine, give the host computer with the instruction of receiving the host computer or the sending information, in this embodiment, communication interface is CAN communication interface, of course, has very much among the type prior art to communication interface, the utility model discloses do not do too much and do not do any restriction.
The test cabinet also comprises a first control switch which is arranged on the high-voltage power supply line and is used for controlling the connection and the disconnection of the high-voltage power supply line (corresponding to the micro-break K in the figure 5)1And slight break K2) Meanwhile, in order to facilitate operation and guarantee safety, the first control switch is arranged on the front panel of the cabinet body 8. In the present embodiment, the first control switch is the manual switch 1 and the manual switch 2, both of which are disposed on the front panel of the cabinet 8, and the front panel, the rear panel and the side panels are defined in the present embodiment.
Further, because brake resistance 10 produces heat when consuming energy, in order to avoid brake resistance 10 or other components and parts in the cabinet to damage because of the too high temperature, be provided with radiator fan 9 on the side board of the cabinet body 8 for dispel the heat, reduce the temperature in the cabinet, radiator fan 9 is one or more axial fan, in this embodiment, radiator fan 9 is shown as fig. 2, is an axial fan, and is obvious in order to cool down the effect certainly, also can set up a plurality of radiator fan 9, the utility model discloses quantity, model and the position of setting to radiator fan 9 do not do the restriction, as long as can cool down can, and under the low condition of heat that brake resistance 10 produced, radiator fan 9 also can not have.
This test cabinet is in order to realize being surveyed various tests of off-course driver 7, it needs to connect the motor to be surveyed off-course driver 7, and control motor operation, in order to realize the power supply of motor, still be provided with the power supply line of motor in the cabinet body 8, be provided with rectifier module on the power supply line of motor, rectifier module is rectifier bridge 12 in this embodiment, 8 outside alternating current power supply (230VAC + N) of the cabinet body are connected to the alternating current side of rectifier bridge 12, rectifier bridge 12's direct current side is used for connecting the motor of the 8 outsides of the cabinet body and supplies power for the motor, under general conditions, the motor is installed on motor butt joint mechanical platform, as other implementation modes, the power supply line of motor also can set up the outside at the cabinet body.
In this embodiment, in order to conveniently control the power supply of the motor, a second control switch (i.e., a slight-break K in fig. 5) is further disposed on the front panel of the cabinet 83) The second control switch is a manual switch 3, and the manual switch 3 is arranged on a power supply line of the motor and used for switching on or switching off the power supply of the motor. Of course, the second control switch may be omitted in case of ensuring the safety of the continuous power supply of the motor.
In this embodiment, in order to realize the enabling control of the measured yaw drive 7, the cabinet body 8 is further provided with a switching power supply 13, an ac side of the switching power supply 13 is used for connecting an ac power supply (230VAC + N + PE) outside the cabinet body 8, and a dc side (24V dc) of the switching power supply 13 is connected to the enabling control end of the measured yaw drive 7 through a safety contact of the measured yaw drive 7. Of course, as another embodiment, the switching power supply 13 may be disposed outside the cabinet 8.
In this embodiment, for the requirement of the test, it is necessary to control the brake resistor 10 to connect or disconnect the measured yaw driver 7, and then a third control switch (i.e. a slight break K in fig. 5) is arranged on the connection line between the measured yaw driver 7 and the brake resistor 104And microBroken K5) The third control switches are the manual switch 4 and the manual switch 5, and the manual switch 4 and the manual switch 5 are both disposed on the front panel of the cabinet 8.
In order to further ensure the safety of the high-voltage power supply line, the power supply line of the motor and the power supply line of the switching power supply 13, a main switch 6 is arranged at the forefront end of the power supply lines, the main switch 6 is used for controlling the connection and disconnection of all the power supply lines, and the main switch 6 is also arranged on the front panel of the cabinet body 8. For management within the cabinet 8, as shown in fig. 4, an integrated control module 11, a rectifier bridge 12, and a switching power supply 13 are disposed at the bottom within the cabinet 8.
The working principle of the test cabinet is shown in fig. 5, when the tested yaw drive 7 is tested, each tested yaw drive 7 is respectively connected with the integrated control module 11, the high-voltage power supply line, the switching power supply 13, the brake resistor 10 and the motor, each motor is connected with the power supply line of the motor, the motors are connected through the couplers, and the tested yaw drive 7 is tested through the integrated control module 11.
Claims (9)
1. The utility model provides a driftage driver automatic test cabinet, includes the cabinet body, its characterized in that still includes and sets up at the internal:
the high-voltage power supply line extends out of at least one high-voltage power supply interface and is used for connecting a power supply end of a measured yaw driver outside the cabinet body;
the brake resistor is used for being connected with the measured yaw driver and consuming feedback energy of the motor when the motor is braked;
the integrated control module comprises a communication interface which is used for being in communication connection with the tested yaw drive so as to complete the test of the tested yaw drive;
the high-voltage power supply circuit is provided with a first control switch, and the first control switch is arranged on a front panel of the cabinet body and used for controlling the connection and disconnection of the high-voltage power supply circuit.
2. The yaw drive automatic test cabinet of claim 1, wherein a side panel of the cabinet body is provided with a heat dissipation fan for dissipating heat generated when the brake resistor dissipates energy.
3. The yaw drive automatic test cabinet of claim 2, wherein the heat dissipation fan is one or more axial fans.
4. The automatic yaw drive testing cabinet as claimed in claim 1, wherein a power supply line of the motor is further arranged in the cabinet body, a rectification module is arranged on the power supply line of the motor, an alternating current side of the rectification module is used for connecting an alternating current power supply outside the cabinet body, and a direct current side of the rectification module is used for connecting the motor outside the cabinet body to supply power to the motor.
5. The yaw drive automatic test cabinet of claim 4, wherein a second control switch is further disposed on the front panel of the cabinet body, and the second control switch is disposed on a power supply line of the motor and used for switching on or off the power supply of the motor.
6. The automatic yaw drive testing cabinet as claimed in claim 1, wherein a switching power supply is further disposed in the cabinet body, an ac side of the switching power supply is used for connecting an ac power supply outside the cabinet body, and a dc side of the switching power supply is used for connecting an enable control terminal of the yaw drive to be tested.
7. The yaw drive automatic test cabinet according to claim 1, wherein a third control switch is further disposed on the front panel of the cabinet body, and the third control switch is disposed on a connection line between the yaw drive to be tested and the brake resistor, and is used for controlling connection or disconnection between the brake resistor and the yaw drive to be tested.
8. The yaw drive automatic test cabinet of claim 1 or 7, wherein the brake resistor is one or more die cast aluminum resistors connected in series.
9. The yaw drive automatic test cabinet of claim 1, wherein the communication interface is a CAN communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077196.9U CN210599290U (en) | 2019-07-10 | 2019-07-10 | Automatic test cabinet for yaw drivers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077196.9U CN210599290U (en) | 2019-07-10 | 2019-07-10 | Automatic test cabinet for yaw drivers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210599290U true CN210599290U (en) | 2020-05-22 |
Family
ID=70690500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921077196.9U Active CN210599290U (en) | 2019-07-10 | 2019-07-10 | Automatic test cabinet for yaw drivers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210599290U (en) |
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2019
- 2019-07-10 CN CN201921077196.9U patent/CN210599290U/en active Active
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