CN220399522U - Device and system for testing voltage performance of auxiliary exciter of alternating-current generator - Google Patents
Device and system for testing voltage performance of auxiliary exciter of alternating-current generator Download PDFInfo
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- CN220399522U CN220399522U CN202321531044.8U CN202321531044U CN220399522U CN 220399522 U CN220399522 U CN 220399522U CN 202321531044 U CN202321531044 U CN 202321531044U CN 220399522 U CN220399522 U CN 220399522U
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- 238000012360 testing method Methods 0.000 title claims abstract description 84
- 230000007423 decrease Effects 0.000 claims abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000011056 performance test Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a voltage performance testing device and system of an auxiliary exciter of an alternating current generator, comprising a shell and a testing circuit arranged in the shell, wherein a control panel is arranged on the shell, the control panel comprises a testing area, a switching area and a control area, the testing area is provided with a plurality of testing interfaces, the testing area comprises jacks for connecting a universal meter and reserved jacks, and the switching area is provided with jacks for connecting a direct current power supply; the switch area is provided with a plurality of current and power switches; the control area is provided with a secondary exciter output current adjustment knob which, when turned clockwise, decreases the secondary exciter output current and, conversely, increases the secondary exciter output current. The device has the advantages of compact structure, simple interface of the control panel and reasonable layout, can meet the maintenance and test requirements of the alternating current generator, and can finish the test of the performance index of the auxiliary exciter of the alternating current generator.
Description
Technical Field
The utility model relates to the technical field of aviation equipment testing, in particular to a device and a system for testing voltage performance of an auxiliary exciter of an alternating-current generator.
Background
Currently, the test equipment of an alternator is generally bulky, inconvenient to carry, and cannot test the secondary exciter at the same time, so it is necessary to find an equipment capable of simultaneously testing the voltage performance of the secondary exciter.
Disclosure of Invention
The object of the present utility model is to provide an alternator secondary exciter voltage performance testing apparatus which solves the aforementioned problems of the prior art.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the voltage performance testing device of the auxiliary exciter of the alternating current generator comprises a shell and a testing circuit arranged in the shell, wherein a control panel is arranged on the shell and comprises a testing area, a switching area and a control area, the testing area is provided with a plurality of testing interfaces, the testing area comprises jacks for connecting a universal meter and reserved jacks, and the switching area is provided with jacks for connecting a direct current power supply; the switching region is provided with a plurality of current, power switches, and the control region is provided with a subsidiary exciter output current adjustment knob, which decreases the subsidiary exciter output current when the knob is rotated clockwise, and increases the subsidiary exciter output current when the knob is rotated clockwise.
Preferably, the test area and the switch area are positioned on the same side of the control panel and are arranged up and down; the control area is arranged on the other side of the control face.
Preferably, the test board shell further comprises a connector area, the connector area is arranged on the back of the shell, and the connector area interface is connected with the alternating current generator plug by using a special test connection cable.
The utility model also discloses an alternator auxiliary exciter voltage performance test system which comprises the alternator auxiliary exciter voltage performance test device, an alternator, auxiliary exciter test equipment, a universal meter, an alternator controller and a power supply device, wherein the alternator test device, the universal meter, the auxiliary exciter test equipment and the alternator controller are respectively connected to the alternator, and the power supply device supplies power for the alternator test board and the alternator.
Preferably, the power supply device comprises a 380V power supply and a 28V direct current power supply, wherein the 380V power supply is used for supplying power to the alternating current generator test bench, and the 28V direct current power supply is used for supplying direct current power to the alternating current generator.
Preferably, the device further comprises a blower and a wind pressure gauge, wherein the blower is connected with the alternating current generator to ventilate and cool the alternating current generator, and the wind pressure gauge is connected between the blower and the alternating current generator and used for testing wind pressure transmitted to the alternating current generator by the blower.
The beneficial effects of the utility model are as follows:
the utility model provides a device and a system for testing the voltage performance of an auxiliary exciter of an alternating current generator, which are small in structure, simple in control panel interface and reasonable in layout, can meet the maintenance test requirement of the alternating current generator, and can finish the test of the performance index of the auxiliary exciter of the alternating current generator.
Drawings
FIG. 1 is a schematic diagram of a control panel of the alternator secondary exciter voltage performance test apparatus provided in example 1;
FIG. 2 is a schematic back view of the alternator secondary exciter voltage performance test device provided in example 1;
FIG. 3 is a schematic diagram of the alternator secondary exciter voltage performance test system provided in example 2;
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description is presented by way of example only and is not intended to limit the utility model.
Example 1
The embodiment provides an alternator secondary exciter voltage performance testing device, which comprises a shell and a testing circuit arranged inside the shell, wherein a control panel is arranged on the shell, the control panel is shown in fig. 1 and comprises a testing area, a switching area and a control area, the testing area is provided with a plurality of testing interfaces, and a testing area jack E, F, G is connected with a universal meter to measure alternator secondary exciter line voltage UEF, UFG, UEG; the jack J, L, N is a reserved jack, and can be connected with a universal meter to measure the output currents IJ, IL and IN of the transformers of the alternators of other derivative models; the secondary exciter current jack measures the secondary exciter output current using a multimeter. The switch area is provided with a plurality of current and power switches, and jacks A (power anode) and C (power cathode) of the switch area are connected with a direct-current power supply to provide 28V voltage for an exciter of the alternating-current generator; the switch S2 controls the on-off of the direct current power supply; the switch S1 controls the on-off of the alternator secondary exciter current loop, and the LED lamp displays the on-off state of the alternator secondary exciter loop. The control area is provided with a secondary exciter adjustment knob for adjusting the magnitude of the secondary exciter output current of the alternator, which decreases and increases when the knob is rotated clockwise. The rear of the housing is provided with a connector area which is arranged on the rear of the housing, and the interface of the connector area is connected with an electric plug of the alternating current generator by a special test connection cable, as shown in figure 2.
The test area and the switch area in the embodiment are positioned on the same side of the control panel and are arranged up and down; the control area is arranged on the other side of the control face.
Example 2
The present embodiment provides an alternator-starter voltage performance testing system, as shown in fig. 3, comprising the alternator-starter voltage performance testing apparatus of embodiment 1, an alternator, a secondary exciter testing device, a multimeter, an alternator controller, and a power supply device, the alternator testing device, the multimeter, the secondary exciter testing device, and the alternator controller being respectively connected to the alternator, the power supply device supplying power to the alternator test stand and the alternator.
The power supply device in the embodiment comprises a 380V power supply and a 28V direct current power supply, wherein the 380V power supply is used for supplying power to the alternating current generator test bench, and the 28V direct current power supply is used for supplying direct current power to the alternating current generator.
The test system in this embodiment further includes a blower connected to the alternator and a wind pressure gauge connected between the blower and the alternator for testing the wind pressure delivered to the alternator by the blower.
The specific test process comprises the following steps:
after the part to be detected is connected with the interface of the connector area of the testing device through a special connector, a switch of the switch area is turned on, a knob of the control area is adjusted, and the detection hole of the testing area is used for detecting, so that the working performance test of the alternating-current generator can be completed, and the specific process is as follows:
realization of the auxiliary exciter voltage performance check: the alternator is installed ON the alternator test bench, and the alternator controller and the test equipment are connected through a cable, when the alternator reaches the test rotating speed range, the test equipment is powered by inserting holes A and C in a switch area 2, toggle switches S1 and S2 are turned to ON positions, the LED lamp is lightened, a secondary exciter adjusting knob is adjusted anticlockwise in a control area 3, a universal meter is used for measuring a secondary exciter current value in the test area 1 to be a current value required by a test, and a universal meter is used for measuring a voltage value U between inserting holes E and F respectively EF (V), voltage value U between jacks E and G EG (V), the voltage value U between jacks F and G FG (V). After the test is completed, the control area 3 is adjusted clockwiseThe auxiliary exciter adjusts the knob to the stop position, and switches S1 and S2 are toggled to the OFF position in switch area 2, at which time the LED lights are turned OFF and jacks A and C cut OFF power.
Implementation of secondary exciter current performance check: jack J, L, N is a reserved jack, and a connectable multimeter can be used for measuring the output current I of a mutual inductor of other derivative types of alternators J 、I L 、I N 。
By adopting the technical scheme disclosed by the utility model, the following beneficial effects are obtained:
the utility model provides a device and a system for testing the voltage performance of an auxiliary exciter of an alternating current generator, which are small in structure, simple in control panel interface and reasonable in layout, can meet the maintenance test requirement of the alternating current generator, and can finish the test of the performance index of the auxiliary exciter of the alternating current generator.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which is also intended to be covered by the present utility model.
Claims (6)
1. The voltage performance testing device of the auxiliary exciter of the alternating current generator is characterized by comprising a shell and a testing circuit arranged in the shell, wherein a control panel is arranged on the shell, the control panel comprises a testing area, a switching area and a control area, the testing area is provided with a plurality of testing interfaces, the testing interfaces comprise jacks for connecting a universal meter and reserved jacks, and the switching area is provided with jacks for connecting a direct current power supply; the switch area is provided with a plurality of current and power switches; the control area is provided with a secondary exciter output current adjustment knob which, when turned clockwise, decreases the secondary exciter output current and, conversely, increases the secondary exciter output current.
2. An alternator secondary exciter voltage performance testing apparatus as in claim 1, wherein the testing zone and the switching zone are on the same side of the control panel and are positioned one above the other; the control area is arranged on the other side of the control panel.
3. An alternator secondary exciter voltage performance testing apparatus in accordance with claim 1 wherein the housing further includes a connector section, the connector section being positioned on the back of the housing, the connector section interface requiring a dedicated test connection cable to connect to the alternator electrical plug.
4. An alternator secondary exciter voltage performance testing system comprising an alternator secondary exciter voltage performance testing apparatus as in any one of claims 1-3, an alternator, a secondary exciter testing device, a multimeter, an alternator controller, and a power supply, the alternator testing apparatus, the multimeter, the secondary exciter testing device, and the alternator controller being coupled to the alternator, respectively, and the power supply providing power to the alternator test stand and the alternator.
5. An alternator secondary exciter voltage performance testing system as in claim 4, wherein said power supply means comprises a 380V power supply and a 28V dc power supply, said 380V power supply for powering said alternator test stand, said 28V dc power supply for providing dc power to said alternator.
6. An alternator secondary exciter voltage performance testing system according to claim 4, further comprising a blower connected to the alternator for ventilating the alternator to cool, and a wind pressure gauge connected between the blower and the alternator for testing the wind pressure supplied by the blower to the alternator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321531044.8U CN220399522U (en) | 2023-06-15 | 2023-06-15 | Device and system for testing voltage performance of auxiliary exciter of alternating-current generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321531044.8U CN220399522U (en) | 2023-06-15 | 2023-06-15 | Device and system for testing voltage performance of auxiliary exciter of alternating-current generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220399522U true CN220399522U (en) | 2024-01-26 |
Family
ID=89603153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321531044.8U Active CN220399522U (en) | 2023-06-15 | 2023-06-15 | Device and system for testing voltage performance of auxiliary exciter of alternating-current generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220399522U (en) |
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2023
- 2023-06-15 CN CN202321531044.8U patent/CN220399522U/en active Active
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