CN207703957U - A kind of inverter load test platform - Google Patents
A kind of inverter load test platform Download PDFInfo
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- CN207703957U CN207703957U CN201820010896.5U CN201820010896U CN207703957U CN 207703957 U CN207703957 U CN 207703957U CN 201820010896 U CN201820010896 U CN 201820010896U CN 207703957 U CN207703957 U CN 207703957U
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- cabinet
- detector
- torque
- inverter
- load
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Abstract
The utility model discloses a kind of inverter load test platforms, including console, platform desktop, voltmeter, ammeter, tested frequency converter, tested motor, cabinet, voltage follower, power supply output wiring terminal is provided on the cabinet, the cabinet inside is provided with the voltage follower, the voltage follower side is provided with voltage detector, it is provided with current detector beside the voltage detector, it is provided with signal output device above the current detector, it is provided with power detector below the current detector, it is provided with the platform desktop above the cabinet, it is provided with torque tacho above the platform desktop.Advantageous effect is：The utility model structure letter is answered, can electric current, voltage and power situation in accurate measuring device operational process, be capable of the loading condition of Measurement for Inverter, part energy in frequency converter detection process can be re-used, be achieved the purpose that energy saving.
Description
Technical field
The utility model is related to frequency converter detection device technical fields, are tested more particularly to a kind of inverter load flat
Platform.
Background technology
With economic rapid development, energy problem has become more to become the most concerned problem of people, and the energy point can
Regenerated resources and nonrenewable resources, it is how energy saving when nonrenewable resources are increasingly shorter, be it is current most
It need to solve the problems, such as.Current industrial electric cost continues to increase, and in order to reduce cost, speed control device has obtained extensively in the factory
Application, along with the continuous maturation of technology, frequency control equipment is favourably welcome in the industry, this just give frequency converter manufacturer
Bring good opportunities and challenges.
Frequency converter is required for carrying out detailed manufacture test, especially load testing to properties of product in manufacture, passes through
Whether these test to examine the quality of frequency converter qualified.
Currently, the load testing of frequency converter is generated electricity by drive motor drawing generator, then sending out
Electric energy is consumed by power resistor.This test platform wastes a large amount of electric energy, while during test also
It needs to solve the problems, such as resistive dissipation.In addition, the problems such as testing scheme is low there is also testing efficiency, can accurately detect voltage,
A part of electric energy can be recycled by the numerical value such as electric current and power.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of inverter load test platform.
The utility model is achieved through the following technical solutions above-mentioned purpose：
A kind of inverter load test platform, including console, platform desktop, voltmeter, ammeter, tested frequency converter,
Tested motor, cabinet, voltage follower are provided with power supply output wiring terminal on the cabinet, and the cabinet inside setting is
Voltage follower is stated, the voltage follower side is provided with voltage detector, electric current is provided with beside the voltage detector
Detector, the current detector top are provided with signal output device, power detector are provided with below the current detector,
It is provided with the platform desktop above the cabinet, torque tacho, the torque rotating speed are provided with above the platform desktop
It is provided with torque rotational speed detector beside device, torque tacho side is provided with the tested motor, the tested motor
Side is provided with tested frequency converter, and the torque tacho other side is provided with load motor, is set beside the load motor
It is equipped with load inverter, the console is provided with beside the platform desktop, the voltmeter is provided on the console,
The voltmeter side is provided with the ammeter, and power meter is provided with beside the ammeter, is arranged beside the power meter
There are change frequency display, the change frequency display side to be provided with control button.
In above structure, when test, the tested frequency converter is placed on platform desktop, with conducting wire by the tested frequency conversion
Device three-phase input, three-phase output and DC bus are connect with the power supply output wiring terminal on test platform respectively in order.It beats
The battery main switch on the console is opened, the tested frequency converter is started, the tested frequency converter is adjusted and does unloaded output
380V, the voltmeter is shown reach 380V after on-off switch is allocated to Phase sequence detection end.As Phase sequence detection warning device is not reported
Alert prompt, is adjusted to 0 by the tested frequency converter output voltage, starts the load inverter and the torque rotational speed detector,
The control button is allocated to motor output gear, controlling to adjust the tested frequency converter by rotating speed exports to test voltage and test
Rotating speed starts the load inverter, and adjust the load inverter output by direct torque to make the quilt by rotating-speed tracking
The output power for surveying frequency converter reaches the measured power of requirement, while reading output voltage, torque in output current and axis, rotating speed
Etc. data；After reaching test request, adjust the load inverter and export to zero, then adjust the tested frequency converter export to
Zero, on-off switch is reversed to neutral gear, is closed the load inverter and the tested frequency converter, is closed the voltage follower,
Test is completed；The voltage detector, the current detector and the power detector pass through the signal detected described
Signal output device transfers back to the console, is shown on the voltmeter, the ammeter and the power meter, convenient
Operator observes, and the load motor can recycle part energy.
In order to further increase a kind of use function of inverter load test platform, the cabinet is exported with the power supply
Binding post is connected through a screw thread, and the power supply output wiring terminal is connect with the tested frequency converter by conducting wire, and the power supply is defeated
Go out binding post to connect by conducting wire with the load inverter.
In order to further increase a kind of use function of inverter load test platform, the voltage follower and the machine
Case is connected by screw, and the signal output device is connected by screw with the cabinet, the voltage detector with the machine
Case is connected by screw.
In order to further increase a kind of use function of inverter load test platform, the current detector and the machine
Case is connected by screw, and the power detector is connected by screw with the cabinet, and the cabinet is logical with the platform desktop
It crosses and is bolted, the tested frequency converter and the platform desktop nested encryptions, the load inverter and the platform desktop
Nested encryptions.
In order to further increase a kind of use function of inverter load test platform, the tested motor and the platform
Desktop is bolted, and the torque tacho is connected by screw with the platform desktop, the load motor with it is described
Platform desktop is bolted, and the tested frequency converter is connect with the tested motor by conducting wire, the load motor with
The load inverter is connected by conducting wire.
In order to further increase a kind of use function of inverter load test platform, the torque rotational speed detector and institute
It states platform desktop to be connected by screw, the torque rotational speed detector is connect with the torque tacho by conducting wire, the torsion
Square tacho is coaxially connected with the tested motor, and the torque tacho is coaxially connected with the load motor.
In order to further increase a kind of use function of inverter load test platform, the console and the voltmeter
Nested encryptions, the console and the ammeter nested encryptions, the console and the power meter nested encryptions, the control
Platform processed and the change frequency display nested encryptions, the console and the control button nested encryptions.
The beneficial effects of the utility model are：The utility model structure letter is answered, being capable of accurate measuring device operational process
Middle electric current, voltage and power situation are capable of the loading condition of Measurement for Inverter, can will be a part of in frequency converter detection process
Energy re-uses, and achievees the purpose that energy saving.
Description of the drawings
Fig. 1 is a kind of front view of inverter load test platform described in the utility model.
Fig. 2 is a kind of vertical view of inverter load test platform described in the utility model.
Fig. 3 is a kind of cabinet inside structure chart of inverter load test platform described in the utility model.
The reference numerals are as follows：
1, voltmeter；2, ammeter；3, power meter；4, become frequency display；5, control button；6, power supply output wiring terminal；
7, cabinet；8, platform desktop；9, it is tested frequency converter；10, tested motor；11, torque tacho；12, torque rotational speed detector；
13, load motor；14, load inverter；15, console；16, signal output device；17, current detector；18, voltage detecting
Device；19, power detector；20, voltage follower.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1-Figure 3, a kind of inverter load test platform, including console 15, platform desktop 8, voltmeter 1,
Ammeter 2 is tested frequency converter 9, tested motor 10, cabinet 7, voltage follower 20, and power supply output wiring terminal is provided on cabinet 7
6, cabinet 7 is used for out-put supply for loading part, power supply output wiring terminal 6, and cabinet 7 is internally provided with voltage follower 20,
For voltage follower 20 for exporting burning voltage, 20 side of voltage follower is provided with voltage detector 18, voltage detector 18
For detecting voltage, 18 side of voltage detector is provided with current detector 17, and current detector 17 is for detecting electric current, electric current
17 top of detector is provided with signal output device 16, and signal output device 16 is for exporting the signal detected, current detector 17
Lower section is provided with power detector 19, and power detector 19 is provided with platform desktop 8, platform for detecting power, 7 top of cabinet
Desktop 8 is used for apparatus for placing, and 8 top of platform desktop is provided with torque tacho 11, and torque tacho 11 is turned round for transmitting torque
11 side of square tacho is provided with torque rotational speed detector 12, and for detecting rotating speed, 11 side of torque tacho is provided with tested
Motor 10, for tested motor 10 for being detected, 10 side of tested motor is provided with tested frequency converter 9, is tested frequency converter 9 and is used for quilt
Detection piece, 11 other side of torque tacho are provided with load motor 13, and load motor 13 is for carrying voltage output and returning
Part energy is received, 13 side of load motor is provided with load inverter 14, and load inverter 14 is used to control load motor 13,
8 side of platform desktop is provided with console 15, and console 15 is run for control device, and voltmeter 1 is provided on console 15,
Voltmeter 1 is for showing that voltage, 1 side of voltmeter are provided with ammeter 2, and ammeter 2 is for showing electric current, 2 side of ammeter
It is provided with power meter 3, for power meter 3 for showing power, 3 side of power meter, which is provided with, becomes frequency display 4, becomes frequency display 4 and uses
In display frequency conversion state, becomes 4 side of frequency display and be provided with control button 5, control button 5 is used for input control order.
In above structure, when test, tested frequency converter 9 is placed on platform desktop 8, with conducting wire by tested frequency converter 9 three
It mutually inputs, three-phase output and DC bus are connect with power supply output wiring terminal 6 on test platform respectively in order.Open console
Battery main switch on 15 starts and is tested frequency converter 9, adjusts tested frequency converter 9 and is unloaded output 380V, the display of voltmeter 1 reaches
On-off switch is allocated to Phase sequence detection end after to 380V.It is such as Phase sequence detection warning device not alarm, tested frequency converter 9 is defeated
Go out voltage and be adjusted to 0, control button 5 is allocated to motor output gear by starting load frequency converter 14 and torque rotational speed detector 12, by turning
Speed, which controls to adjust, is tested the output of frequency converter 9 to test voltage and test rotating speed, by rotating-speed tracking starting load frequency converter 14, and presses
Direct torque adjusts load inverter 14 and exports the measured power for making the output power of tested frequency converter 9 reach requirement, reads simultaneously
Take output voltage, torque in output current and axis, the data such as rotating speed；After reaching test request, adjusts load inverter 14 and export
To zero, then the output of tested frequency converter 9 is adjusted to zero, reverse on-off switch to neutral gear, close load inverter 14 and tested frequency conversion
Device 9, closes voltage follower 20, and test is completed；Voltage detector 18, current detector 17 and power detector 19 will detect
Signal console 15 is transferred back to by signal output device 16, shown on voltmeter 1, ammeter 2 and power meter 3, side
Convenient to operate person observes, and load motor 13 can recycle part energy.
In order to further increase a kind of use function of inverter load test platform, cabinet 7 and power supply output wiring terminal 6
It is connected through a screw thread, power supply output wiring terminal 6 is connect with tested frequency converter 9 by conducting wire, and power supply output wiring terminal 6 becomes with load
Frequency device 14 is connected by conducting wire, and voltage follower 20 is connected by screw with cabinet 7, and signal output device 16 passes through spiral shell with cabinet 7
Nail connection, voltage detector 18 are connected by screw with cabinet 7, and current detector 17 is connected by screw with cabinet 7, power
Detector 19 is connected by screw with cabinet 7, and cabinet 7 is bolted with platform desktop 8, is tested frequency converter 9 and platform table
8 nested encryptions of face, load inverter 14 and 8 nested encryptions of platform desktop, tested motor 10 are connected with platform desktop 8 by bolt
It connects, torque tacho 11 is connected by screw with platform desktop 8, and load motor 13 is bolted with platform desktop 8, is tested
Frequency converter 9 is connect with tested motor 10 by conducting wire, and load motor 13 is connect with load inverter 14 by conducting wire, torque rotating speed
Tester 12 is connected by screw with platform desktop 8, and torque rotational speed detector 12 is connect with torque tacho 11 by conducting wire, is turned round
Square tacho 11 with tested motor 10 is coaxial is connected, torque tacho 11 with load motor 13 is coaxial is connected, console 15 and electricity
Press 1 nested encryptions of table, console 15 and 2 nested encryptions of ammeter, console 15 and 3 nested encryptions of power meter, console 15 with
Become 4 nested encryptions of frequency display, console 15 and 5 nested encryptions of control button.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.
Claims (7)
1. a kind of inverter load test platform, it is characterised in that：Including console (15), platform desktop (8), voltmeter (1),
Ammeter (2) is tested frequency converter (9), tested motor (10), cabinet (7), voltage follower (20), is arranged on the cabinet (7)
There are power supply output wiring terminal (6), the cabinet (7) to be internally provided with the voltage follower (20), the voltage follower
(20) side is provided with voltage detector (18), and current detector (17) is provided with beside the voltage detector (18), described
It is provided with signal output device (16) above current detector (17), power detector is provided with below the current detector (17)
(19), it is provided with the platform desktop (8) above the cabinet (7), torque tacho is provided with above the platform desktop (8)
(11), it is provided with torque rotational speed detector (12) beside the torque tacho (11), torque tacho (11) side is set
It is equipped with the tested motor (10), tested frequency converter (9), the torque tacho are provided with beside the tested motor (10)
(11) other side is provided with load motor (13), and load inverter (14) is provided with beside the load motor (13), described
It is provided with the console (15) beside platform desktop (8), the voltmeter (1) is provided on the console (15), it is described
Voltmeter (1) side is provided with the ammeter (2), and power meter (3), the power meter are provided with beside the ammeter (2)
(3) side, which is provided with, becomes frequency display (4), and change frequency display (4) side is provided with control button (5).
2. a kind of inverter load test platform according to claim 1, it is characterised in that：The cabinet (7) with it is described
Power supply output wiring terminal (6) is connected through a screw thread, and the power supply output wiring terminal (6) is with the tested frequency converter (9) by leading
Line connects, and the power supply output wiring terminal (6) is connect with the load inverter (14) by conducting wire.
3. a kind of inverter load test platform according to claim 1, it is characterised in that：The voltage follower (20)
It is connected by screw with the cabinet (7), the signal output device (16) is connected by screw with the cabinet (7), the electricity
Pressure detector (18) is connected by screw with the cabinet (7).
4. a kind of inverter load test platform according to claim 1, it is characterised in that：The current detector (17)
It is connected by screw with the cabinet (7), the power detector (19) is connected by screw with the cabinet (7), the machine
Case (7) is bolted with the platform desktop (8), and the tested frequency converter (9) is nested with platform desktop (8) even
It connects, the load inverter (14) and platform desktop (8) nested encryptions.
5. a kind of inverter load test platform according to claim 1, it is characterised in that：The tested motor (10) with
The platform desktop (8) is bolted, and the torque tacho (11) is connected by screw with the platform desktop (8),
The load motor (13) is bolted with the platform desktop (8), the tested frequency converter (9) and the tested motor
(10) it is connected by conducting wire, the load motor (13) is connect with the load inverter (14) by conducting wire.
6. a kind of inverter load test platform according to claim 1, it is characterised in that：The torque rotational speed detector
(12) it is connected by screw with the platform desktop (8), the torque rotational speed detector (12) and the torque tacho (11)
Connected by conducting wire, the torque tacho (11) with the tested motor (10) is coaxial is connected, the torque tacho (11)
With the load motor (13) is coaxial is connected.
7. a kind of inverter load test platform according to claim 1, it is characterised in that：The console (15) and institute
State voltmeter (1) nested encryptions, the console (15) and the ammeter (2) nested encryptions, the console (15) and institute
State power meter (3) nested encryptions, the console (15) and change frequency display (4) nested encryptions, the console (15)
With the control button (5) nested encryptions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820010896.5U CN207703957U (en) | 2018-01-04 | 2018-01-04 | A kind of inverter load test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820010896.5U CN207703957U (en) | 2018-01-04 | 2018-01-04 | A kind of inverter load test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207703957U true CN207703957U (en) | 2018-08-07 |
Family
ID=63031331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820010896.5U Active CN207703957U (en) | 2018-01-04 | 2018-01-04 | A kind of inverter load test platform |
Country Status (1)
| Country | Link |
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| CN (1) | CN207703957U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031160A (en) * | 2018-10-08 | 2018-12-18 | 华高科技（苏州）有限公司 | A kind of ABB converter circuit plate load capacity detection method |
| CN112485560A (en) * | 2020-11-10 | 2021-03-12 | 马允全 | Simulation variable frequency motor for variable frequency board test and variable frequency board simulation test method |
-
2018
- 2018-01-04 CN CN201820010896.5U patent/CN207703957U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031160A (en) * | 2018-10-08 | 2018-12-18 | 华高科技（苏州）有限公司 | A kind of ABB converter circuit plate load capacity detection method |
| CN112485560A (en) * | 2020-11-10 | 2021-03-12 | 马允全 | Simulation variable frequency motor for variable frequency board test and variable frequency board simulation test method |
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