CN214586539U - Motor and motor drive controller energy-saving aging test system - Google Patents
Motor and motor drive controller energy-saving aging test system Download PDFInfo
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- CN214586539U CN214586539U CN202120393535.5U CN202120393535U CN214586539U CN 214586539 U CN214586539 U CN 214586539U CN 202120393535 U CN202120393535 U CN 202120393535U CN 214586539 U CN214586539 U CN 214586539U
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Abstract
The utility model relates to an energy-conserving aging testing system of motor and motor drive controller, including motor drive controller, motor, generator, rectification filter module, power regulation module and contravariant module, motor drive controller inserts the commercial power, and motor drive controller links to each other with the motor, and motor and generator coaxial coupling, generator output end link to each other with rectification filter module, power regulation module and contravariant module in proper order, the contravariant module still links to each other with motor drive controller. The utility model has the advantages that: the motor driving controller has an electric energy recovery mechanism, and can reduce the electric energy consumption of the motor and the motor driving controller in the aging test process.
Description
Technical Field
The utility model relates to a motor measurement field especially relates to an energy-conserving aging testing system of motor and motor drive controller.
Background
The motor and the motor drive controller are electric dragging equipment and are currently used in various industries such as industry, agriculture, military industry, automobile aerospace and the like, but the loading aging process of the motor and the motor drive controller in the production process is a process which consumes energy, and at present, all equipment manufacturers carry out loading test aging in an energy consumption mode, the utilization rate of the consumed energy is 0, and the loading test aging cannot be carried out at low consumption all the time, so that the production process of the motor and the motor drive controller manufacturer consumes a lot.
The utility model discloses a motor aging test device, the structure of which comprises a movable lock catch, a motor aging tester, a motor aging test cabinet, a fixed screw, a fume hood, a ventilation opening, a base, a handle, an operation platform, an operation device and a built-in automatic power-off device, wherein the movable lock catch is arranged at the right side of the motor aging tester, the motor aging tester is arranged on the motor aging test cabinet, the ventilation hood is provided with the fixed screw, the ventilation opening is arranged on the fume hood, the base is connected with the fume hood, the handle is connected with the motor aging tester, the operation device is arranged on the operation platform, the motor aging test cabinet is connected with the fume hood, the base is connected with the operation platform, the built-in automatic power-off device is arranged in the operation platform, and the motor aging test device can be powered off in time under the dangerous conditions of motor leakage and the like when detecting the motor aging condition by the built-in automatic power-off device, the safe use of the automatic motor aging test device is ensured. However, the technical scheme does not have an energy recovery mechanism, and the energy consumed by the aging test is large.
Disclosure of Invention
The utility model discloses it is high mainly to solve current motor aging testing device power consumption, does not possess the problem of energy recovery mechanism, provides the energy conversion of the energy of loss in aging testing process and electric energy reuse's motor and the energy-conserving aging testing system of motor drive controller.
The utility model provides a technical scheme that its technical problem adopted is, an energy-conserving aging testing system of motor and motor drive controller, including motor drive controller, motor, generator, rectification filter module, power conditioning module and contravariant module, motor drive controller inserts the commercial power, and motor drive controller links to each other with the motor, and motor and generator coaxial coupling, generator output end link to each other with rectification filter module, power conditioning module and contravariant module in proper order, contravariant module still links to each other with motor drive controller.
The utility model discloses a motor drive controller, including motor drive controller, generator, rectifier and filter module, the commercial power loads to motor drive controller, motor drive controller outputs U, V, W three power phase line to the motor under test, the motor under test passes through the shaft coupling coaxial coupling with the generator and is connected, the motor under test drives the generator rotation when rotating, thereby the generator sends three-phase alternating current power supply, rectifier and filter module is earlier three-phase alternating current power supply rectification pulsation DC power supply and then the filtering becomes pure DC power supply, power regulation module is used for tracking preceding stage output power output control signal and controls the dc-to-ac converter, inverter module converts DC power supply to single phase alternating current power supply and finally supplies power for motor drive controller, realize the recycle of electric energy.
As a preferred scheme of the above scheme, the power regulation module includes a switching power supply circuit, a current collection circuit, a voltage collection circuit, an MCU, a current feedback circuit and a voltage feedback circuit, the positive output end of the rectification filter module is connected to the switching power supply circuit, the current collection circuit, the voltage collection circuit and the current feedback circuit, the negative output end of the rectification filter module is connected to the switching power supply circuit, the voltage collection circuit, the current feedback circuit and the voltage feedback circuit, the MCU is in mutual communication with the current collection circuit, the voltage feedback circuit and the current feedback circuit, and the MCU outputs a power regulation control signal to the inverter module. The power adjusting module is used for automatically adjusting power, so that the power of the rear-stage inverter is consistent with the power generated by the front stage, and the condition that the front-stage power is over-current or overload protection is stopped due to the fact that the rear-stage power is too large is avoided.
As a preferable scheme of the above scheme, the switching power supply circuit provides a direct current power supply for elements in the current collecting circuit, the voltage collecting circuit, the MCU, the current feedback circuit, and the voltage feedback circuit.
As a preferable scheme of the above scheme, a first metering electric energy meter is arranged between the commercial power and the motor drive controller. For metering of consumed electrical energy.
As a preferable scheme of the above scheme, the rectification and filtering module includes a three-phase rectifier bridge and a filter circuit, an input end of the three-phase rectifier bridge is connected to an output end of the generator, a first end of the filter circuit is connected to an output positive electrode of the three-phase rectifier bridge, and a second end of the filter circuit is connected to an output negative electrode of the three-phase rectifier bridge. The three-phase rectifier bridge is used for converting a three-phase alternating current power supply into a pulsating direct current power supply, and the filter circuit is used for converting the pulsating direct current power supply into a pure direct current power supply.
As a preferable mode of the above-mentioned mode, a second electric energy meter is provided between the inverter and the motor drive controller. The device is used for metering the recycled electric energy.
The utility model has the advantages that: the motor driving controller has an electric energy recovery mechanism, and can reduce the electric energy consumption of the motor and the motor driving controller in the aging test process.
Drawings
Fig. 1 is a block diagram of a structure of an energy-saving aging test system for a motor and a motor drive controller.
Fig. 2 is an interface block diagram of a power conditioning module.
The power supply control system comprises a first metering electric energy meter 1, a first metering electric energy meter 2, a motor drive controller 3, a motor 4, a generator 5, a rectification filter module 6, a power regulation module 7, an inverter module 8, a second metering electric energy meter 9, a switching power supply circuit 10, a current acquisition circuit 11, a voltage acquisition circuit 12, an MCU 13, a current feedback circuit 14 and a voltage feedback circuit.
Detailed Description
The technical solution of the present invention is further described below by way of examples and with reference to the accompanying drawings.
Example (b):
the embodiment provides an energy-conserving aging testing system of motor and motor drive controller, as shown in fig. 1, including first measurement electric energy meter 1, motor drive controller 2, motor 3, generator 4, rectification filter module 5, power conditioning module 6, contravariant module 7 and second measurement electric energy meter 8, the commercial power loads to motor drive controller 2 through first measurement electric energy meter 1, motor drive controller 2 outputs U, V, W three power phase lines to motor 3, motor 3 and generator 4 are coaxial connection, make the motor can drive the generator rotation when rotating and generate electricity, the generator output end is in proper order with rectification filter module 5, power conditioning module 6 and contravariant module 7 link to each other.
The rectification filter module 5 comprises a three-phase rectifier bridge and a filter circuit, wherein the input end of the three-phase rectifier bridge is connected with the output end of the generator, the first end of the filter circuit is connected with the output anode of the three-phase rectifier bridge, and the second end of the filter circuit is connected with the output cathode of the three-phase rectifier bridge. The three-phase alternating current output by the generator is rectified by the three-phase rectifier bridge to be changed into a pulsating direct current power supply, and the pulsating direct current power supply is changed into a pure direct current power supply after passing through the post-stage filter circuit.
The direct current power supply after rectification and filtering of the front stage obtains the maximum output power of the front stage through a power adjusting module 6 by adopting MPPT (maximum power point tracking), and then is sent to a rear stage inversion part. As shown in fig. 2, the power regulation module includes a switching power supply circuit 9, a current collection circuit 10, a voltage collection circuit 11, an MCU12, a current feedback circuit 13 and a voltage feedback circuit 14, a positive output end of the rectification filter module 5 is connected to the switching power supply circuit 9, the current collection circuit 10, the voltage collection circuit 11 and the current feedback circuit 14, a negative output end of the rectification filter module 5 is connected to the switching power supply circuit 9, the voltage collection circuit 11, the current feedback circuit 13 and the voltage feedback circuit 14, an MCU12 is connected to the current collection circuit 10, the voltage collection circuit 11, the voltage feedback circuit 14 and the current feedback circuit 13, and the MCU outputs a power regulation control signal to the inverter module 7. The switching power supply circuit provides direct current power supply for elements in the current acquisition circuit, the voltage acquisition circuit, the MCU, the current feedback circuit and the voltage feedback circuit. When power adjustment is carried out, firstly, voltage and current signals of a front stage are acquired through a voltage and current acquisition circuit, then the signals are sent to the MCU to calculate electric energy sent by the front stage and store the electric energy, then the MCU sends a PWM wave adjustment power signal to control a rear stage grid-connected inverter to increase the current 1% of power, then input voltage and current are acquired again, and the power of the last stage is calculated and compared, if the power of the last stage is smaller than that of the last stage, the last given power of the rear stage grid-connected inverter is adopted, and if the power of the last stage is larger than or equal to that of the last stage, the power is continuously increased, and the steps are repeated in such a circulating way, so that the rear stage always keeps the maximum power of the front stage.
The inversion module 7 converts the direct current power supply into a single-phase alternating current power supply, the output power of the single-phase alternating current power supply is controlled by the preceding-stage power regulation module 6, and then the single-phase alternating current power supply is sent to the front-end motor drive controller through the second electric energy meter 8 and is used as an input power supply together with the mains supply in a grid-connected mode.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (6)
1. The utility model provides an energy-conserving aging testing system of motor and motor drive controller which characterized by: the motor drive controller is connected with a mains supply, the motor drive controller is connected with the motor, the motor is coaxially connected with the generator, the output end of the generator is sequentially connected with the rectification filter module, the power regulation module and the inversion module, and the inversion module is further connected with the motor drive controller.
2. The energy-saving aging test system for the motor and the motor drive controller as claimed in claim 1, wherein: the power regulation module comprises a switching power supply circuit, a current collection circuit, a voltage collection circuit, an MCU, a current feedback circuit and a voltage feedback circuit, wherein the positive output end of the rectification filter module is respectively connected with the switching power supply circuit, the current collection circuit, the voltage collection circuit and the current feedback circuit, the negative output end of the rectification filter module is respectively connected with the switching power supply circuit, the voltage collection circuit, the current feedback circuit and the voltage feedback circuit, the MCU is respectively communicated with the current collection circuit, the voltage feedback circuit and the current feedback circuit, and the MCU outputs a power regulation control signal to the inversion module.
3. The energy-saving aging test system for the motor and the motor drive controller as claimed in claim 2, wherein: the switching power supply circuit provides direct current power supply for elements in the current acquisition circuit, the voltage acquisition circuit, the MCU, the current feedback circuit and the voltage feedback circuit.
4. The energy-saving aging test system for the motor and the motor drive controller as claimed in claim 1, wherein: and a first metering electric energy meter is arranged between the commercial power and the motor drive controller.
5. The energy-saving aging test system for the motor and the motor drive controller as claimed in claim 1, wherein: the rectification and filtering module comprises a three-phase rectifier bridge and a filter circuit, wherein the input end of the three-phase rectifier bridge is connected with the output end of the generator, the first end of the filter circuit is connected with the output anode of the three-phase rectifier bridge, and the second end of the filter circuit is connected with the output cathode of the three-phase rectifier bridge.
6. The energy-saving aging test system for the motor and the motor drive controller as claimed in claim 1, wherein: and a second metering electric energy meter is arranged between the inversion module and the motor drive controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120393535.5U CN214586539U (en) | 2021-02-22 | 2021-02-22 | Motor and motor drive controller energy-saving aging test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120393535.5U CN214586539U (en) | 2021-02-22 | 2021-02-22 | Motor and motor drive controller energy-saving aging test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214586539U true CN214586539U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120393535.5U Active CN214586539U (en) | 2021-02-22 | 2021-02-22 | Motor and motor drive controller energy-saving aging test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214586539U (en) |
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2021
- 2021-02-22 CN CN202120393535.5U patent/CN214586539U/en active Active
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