CN203894364U - Simulation frequency-modulation series resonance testing device - Google Patents
Simulation frequency-modulation series resonance testing device Download PDFInfo
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- CN203894364U CN203894364U CN201320824829.4U CN201320824829U CN203894364U CN 203894364 U CN203894364 U CN 203894364U CN 201320824829 U CN201320824829 U CN 201320824829U CN 203894364 U CN203894364 U CN 203894364U
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- China
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- testing device
- computing machine
- serial connection
- frequency adjustment
- simulation frequency
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Abstract
The utility model provides a simulation frequency-modulation series resonance testing device, and the device consists of a computer which is used for transmitting a control signal to to-be-detected equipment 25 and a local discharging detector 22 through a wireless channel, and displaying a voltage digital signal. The device also comprises the to-be-detected equipment 25 and the local discharging detector 22, which generate corresponding local discharging signals according to the control signal. The device also comprises a coupling capacitor 24 which enables the discharging signals to be coupled and added to a detection impedor, so as to generate voltage digital signals corresponding to the discharging signals. The coupling capacitor 24, the detection impedor 23, the local discharge detector 22 and the computer 14 are sequentially connected in series. The device provided by the utility model can carry out the same local simulation discharging test as actual equipment safely and visually.
Description
Technical field
The utility model relates to equipment Inspection field, relates in particular to a kind of simulation frequency adjustment serial connection resonant testing device.
Background technology
Power equipment, all must be safe and reliable to guarantee it through a large amount of tests before formally putting into production or moving.In various tests, be the reliability of inspection machine under superpotential is impacted, power-frequency voltage, lightning impulse voltage and operating impulse voltage test are absolutely necessary.
But in power-frequency voltage, lightning impulse voltage and operating impulse voltage test, can the trial voltage value that testing apparatus is applied, have just examined equipment withstand various superpotential effects.And the effect of the medium-term and long-term operating voltage of this overvoltage value Test and measurement actual motion of equipment experience is distinguishing, withstand the equipment of superpotential test, can under the effect of long-term work voltage, ensure safe operation, also need to carry out partial discharge test.
In prior art, partial discharge test relevant device all has High voltage output, can not meet code needs, and easily experimenter is formed to security risk.Meanwhile, in prior art, also there is no the simulation test apparatus for power test training.Therefore, in the urgent need to a kind of shelf depreciation tester for testing safe, can complete simulation real equipment.
Utility model content
The utility model provides a kind of simulation frequency adjustment serial connection resonant testing device in order to overcome the deficiencies in the prior art, this device can carry out safely the emulation office identical with physical device function intuitively puts testing experiment.The simulation frequency adjustment serial connection resonant testing device that the utility model provides is by for transmitting control signal by radio channel to equipment 25 to be checked and partial discharge detector 22, and shows the computing machine 14 of voltage digital signal; Produce equipment to be checked 25 and the partial discharge detector 22 of the electric signal of corresponding emulation shelf depreciation according to described control signal; Coupled discharge signal is added on and detects on impedance 23, thereby the coupling capacitance 24 that produces the voltage digital signal that corresponding discharge signal is corresponding forms; Described coupling capacitance, detection impedance, partial discharge detector and computing machine are connected successively.
Meanwhile, the utility model also provides another kind of simulation frequency adjustment serial connection resonant testing device, and this device is by for transmitting control signal by radio channel to equipment 25 to be checked and partial discharge detector 22, and shows the computing machine 14 of voltage digital signal; Produce equipment to be checked 25 and the partial discharge detector 22 of the electric signal of corresponding emulation shelf depreciation according to described control signal; Coupled discharge signal is added on and detects on impedance 23, thereby produces the coupling capacitance 24 of the voltage digital signal that corresponding discharge signal is corresponding; And be connected with described computing machine, prover composition is put in the office that sends to described computing machine for generation of standard Partial Discharge Data; Described coupling capacitance, detect impedance, partial discharge detector, computing machine drawn game and put prover and connect successively.
In above-mentioned two kinds of simulation frequency adjustment serial connection resonant testing devices, described coupling capacitance one end is connected with detection impedance, and the other end is connected with Devices to test.Wherein, described detection impedance is mated with described coupling capacitance and Devices to test resonance.Described computing machine comprises embedded computer board, LCD MODULE and industry control keyboard.Described computing machine drawn game is put between prover and is connected by wireless mode.
The simulation frequency adjustment serial connection resonant testing device that the utility model provides is completely by the virtual local discharge test of computer control and output; On Devices to test, there is no virtual voltage, deliver to computing machine but can be sampled and measure by partial discharge detector.The measured value that this computing machine measures by virtual partial discharge detector carries out measured waveform and data and shows on liquid crystal screen module, puts prover and send the calibration data of setting and carry out to computing machine simultaneously the data calibration of shelf depreciation according to office.
The simulation frequency adjustment serial connection resonant testing device that adopts the utility model to provide, Devices to test is connected with coupling capacitance and is connected to partial discharge detector by matched impedance, the data that measure show on computer screen, in the time carrying out partial discharge test, fictionalize Partial Discharge and data, the electric power accident risk of effectively avoiding true instrument output high pressure to bring tested personnel, has also avoided because of the true output high tension voltage risk of destroying Devices to test even out of control.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Referring to Fig. 1, simulation frequency adjustment serial connection resonant testing device the first example structure schematic diagram providing for the utility model;
Referring to Fig. 2, simulation frequency adjustment serial connection resonant testing device the second example structure schematic diagram providing for the utility model.
Embodiment
The utility model provides a kind of simulation frequency adjustment serial connection resonant testing device, and this device can carry out safely the emulation office identical with physical device function intuitively puts testing experiment.
Referring to Fig. 1, simulation frequency adjustment serial connection resonant testing device the first example structure schematic diagram providing for the utility model; As shown in Figure 1, this simulation frequency adjustment serial connection resonant testing device by: successively the coupling capacitance 11 of series connection, detect impedance 12, partial discharge detector 13 and computing machine 14 forms.Coupling capacitance 11 is connected with Devices to test 15.
The Partial Discharge Data of computing machine 14 for controlling and exporting; Partial discharge detector 13 is connected with described computing machine 14, for Devices to test 15 is carried out to shelf depreciation virtual measurement; 11 of coupling capacitances are connected with partial discharge detector 13 by detecting impedance 12, and coupling capacitance 11 can play buffer action between simulation frequency adjustment serial connection resonant testing device and Devices to test 15.
More specifically, coupling capacitance 11 one end are connected with detection impedance 12, and the other end is connected with Devices to test 15; Detecting impedance 12 mates with described coupling capacitance 11 and Devices to test 15 resonance.And computing machine 14 in the present embodiment comprises embedded computer board, LCD MODULE and industry control keyboard.
The simulation frequency adjustment serial connection resonant testing device principle of work that the utility model embodiment provides is as follows:
Transmitted control signal to equipment 25 to be checked and partial discharge detector 22 by radio channel by computing machine 14, make these two kinds of equipment produce the electric signal of corresponding emulation shelf depreciation, then be added on and detect on impedance 23 by coupling capacitance 24 coupled discharge signals, thereby produce the voltage digital signal that corresponding discharge signal is corresponding, and then shown by computing machine 21.
It will be understood by those skilled in the art that, the simulation frequency adjustment serial connection resonant testing device that the utility model embodiment provides, Devices to test is connected with coupling capacitance and is connected to partial discharge detector by matched impedance, the data that measure show on computer screen, in the time carrying out partial discharge test, fictionalize Partial Discharge and data, the electric power accident risk of effectively avoiding true instrument output high pressure to bring tested personnel, has also avoided because of the true output high tension voltage risk of destroying Devices to test even out of control.
Referring to Fig. 2, simulation frequency adjustment serial connection resonant testing device the second example structure schematic diagram providing for the utility model.The difference of the device in the simulation frequency adjustment serial connection resonant testing device that the present embodiment provides and a upper embodiment is, the simulation frequency adjustment serial connection resonant testing device in the present embodiment has increased office and put prover.Concrete, the simulation frequency adjustment serial connection resonant testing device that the present embodiment provides as shown in Figure 2, this simulation frequency adjustment serial connection resonant testing device by: for the computing machine 21 of the Partial Discharge Data controlling and export; Be connected with described computing machine 21, for Devices to test 25 being carried out to the partial discharge detector 22 of shelf depreciation virtual measurement; The detection impedance 23 being connected with described partial discharge detector 22; The coupling capacitance 24 being connected with described detection impedance 23; And be connected with described computing machine 21, the office that sends to described computing machine for generation of standard Partial Discharge Data puts prover 20 and forms; Described coupling capacitance 24, detect impedance 23, partial discharge detector 22, computing machine 21 drawn games and put prover 20 and connect successively.
The simulation frequency adjustment serial connection resonant testing device principle of work that the utility model embodiment provides is as follows:
Transmitted control signal to equipment 25 to be checked and partial discharge detector 22 by radio channel by computing machine 14, make these two kinds of equipment produce the electric signal of corresponding emulation shelf depreciation, then there are coupling capacitance 24 coupled discharge signals to be added on and detect on impedance 23, thereby produce the voltage digital signal that corresponding discharge signal is corresponding, and then shown by computing machine 21.The calibration of initial discharge signal, puts prover 20 by office and sends standard discharge signal and be added on coupling capacitance, for calibrating the design factor of local discharge signal.
More specifically, coupling capacitance 24 one end are connected with detection impedance 23, and the other end is connected with Devices to test 25; Detecting impedance 23 mates with described coupling capacitance 24 and Devices to test 25 resonance.And computing machine 21 in the present embodiment comprises embedded computer board, LCD MODULE and industry control keyboard.
Preferably, the office in the present embodiment to put prover 20 can be virtual module.Prover 20 is put in this office can be positioned at described computing machine 21, also can be in other equipment except computing machine 21, and by wireless mode and computing machine 21 transmission of informations.
The simulation frequency adjustment serial connection resonant testing device that the utility model provides is completely by the virtual local discharge test of computer control and output; On Devices to test, there is no virtual voltage, deliver to computing machine but can be sampled and measure by partial discharge detector.The measured value that this computing machine measures by virtual partial discharge detector carries out measured waveform and data and shows on liquid crystal screen module, puts prover and send the calibration data of setting and carry out to computing machine simultaneously the data calibration of shelf depreciation according to office.
The simulation frequency adjustment serial connection resonant testing device that adopts the utility model to provide, Devices to test is connected with coupling capacitance and is connected to partial discharge detector by matched impedance, the data that measure show on computer screen, in the time carrying out partial discharge test, fictionalize Partial Discharge and data, the electric power accident risk of effectively avoiding true instrument output high pressure to bring tested personnel, has also avoided because of the true output high tension voltage risk of destroying Devices to test even out of control.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, can carry out the hardware that instruction is relevant by computer program to complete, described program can be stored in a computer read/write memory medium, this program, in the time carrying out, can comprise as the flow process of the embodiment of above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (9)
1. a simulation frequency adjustment serial connection resonant testing device, is characterized in that, this device by: for transmitting control signal to equipment to be checked and partial discharge detector by radio channel, and show the computing machine of voltage digital signal; Produce equipment to be checked and the partial discharge detector of the electric signal of corresponding emulation shelf depreciation according to described control signal; Coupled discharge signal is added on and detects on impedance, thereby produces the coupling capacitance composition of the voltage digital signal that corresponding discharge signal is corresponding; Described coupling capacitance, detection impedance, partial discharge detector and computing machine are connected successively.
2. simulation frequency adjustment serial connection resonant testing device as claimed in claim 1, is characterized in that, described coupling capacitance one end is connected with detection impedance, and the other end is connected with Devices to test.
3. simulation frequency adjustment serial connection resonant testing device as claimed in claim 1, is characterized in that, described detection impedance is mated with described coupling capacitance and Devices to test resonance.
4. simulation frequency adjustment serial connection resonant testing device as claimed any one in claims 1 to 3, is characterized in that, described computing machine comprises embedded computer board, LCD MODULE and industry control keyboard.
5. a simulation frequency adjustment serial connection resonant testing device, is characterized in that, this device by:
For transmitting control signal to equipment to be checked and partial discharge detector by radio channel, and show the computing machine of voltage digital signal; Produce equipment to be checked and the partial discharge detector of the electric signal of corresponding emulation shelf depreciation according to described control signal; Coupled discharge signal is added on and detects on impedance, thereby produces the coupling capacitance of the voltage digital signal that corresponding discharge signal is corresponding; And be connected with described computing machine, prover composition is put in the office that sends to described computing machine for generation of standard Partial Discharge Data; Described coupling capacitance, detect impedance, partial discharge detector, computing machine drawn game and put prover and connect successively.
6. simulation frequency adjustment serial connection resonant testing device as claimed in claim 5, is characterized in that, described coupling capacitance one end is connected with detection impedance, and the other end is connected with Devices to test.
7. simulation frequency adjustment serial connection resonant testing device as claimed in claim 5, is characterized in that, described detection impedance is mated with described coupling capacitance and Devices to test resonance.
8. the simulation frequency adjustment serial connection resonant testing device as described in any one in claim 5 to 7, is characterized in that, described computing machine comprises embedded computer board, LCD MODULE and industry control keyboard.
9. simulation frequency adjustment serial connection resonant testing device as claimed in claim 8, is characterized in that, described computing machine drawn game is put between prover by wireless connections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320824829.4U CN203894364U (en) | 2013-12-12 | 2013-12-12 | Simulation frequency-modulation series resonance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320824829.4U CN203894364U (en) | 2013-12-12 | 2013-12-12 | Simulation frequency-modulation series resonance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203894364U true CN203894364U (en) | 2014-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320824829.4U Withdrawn - After Issue CN203894364U (en) | 2013-12-12 | 2013-12-12 | Simulation frequency-modulation series resonance testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698671A (en) * | 2013-12-12 | 2014-04-02 | 深圳供电局有限公司 | Simulated frequency modulation series resonance test device |
-
2013
- 2013-12-12 CN CN201320824829.4U patent/CN203894364U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698671A (en) * | 2013-12-12 | 2014-04-02 | 深圳供电局有限公司 | Simulated frequency modulation series resonance test device |
| CN103698671B (en) * | 2013-12-12 | 2016-10-12 | 深圳供电局有限公司 | A kind of simulation frequency adjustment serial connection resonant testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141022 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |