CN110118907A - Transformer synthesis detection device - Google Patents
Transformer synthesis detection device Download PDFInfo
- Publication number
- CN110118907A CN110118907A CN201910459862.3A CN201910459862A CN110118907A CN 110118907 A CN110118907 A CN 110118907A CN 201910459862 A CN201910459862 A CN 201910459862A CN 110118907 A CN110118907 A CN 110118907A
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- Prior art keywords
- transformer
- test
- module
- measured
- relay
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
The present invention relates to a kind of transformer synthesis detection devices, belong to power transformer electrical property technical field, including power module, Hi-pot test module, the first relay module, the second relay module and third relay module, the instruction that the first relay module, the second relay module and third relay module are used to be exported according to processor controls the opening and closing of corresponding circuit；Detecting instrument, for being measured to transformer to be checked and obtaining corresponding test value；Processor, for storing test instruction, the present invention, which has, does not need that judgement manually is compared to test value and standard value, does not need manually to carry out typing to data yet, more convenient, and reduces the effect of the error generated in manual operation.
Description
Technical field
The present invention relates to power transformer electrical property detection technique fields more particularly to a kind of detection of transformer synthesis to set
It is standby.
Background technique
The function of power transformer is power transmission, voltage transformation and is dielectrically separated from, as a kind of main soft magnetism electromagnetism
Element is widely used in power technology and in power electronic technique.
Power transformer motor performance detects at present, generallys use driving switch, connecting wire between band switch etc., with
The conversion carried out between gear achievees the purpose that partial electrode performance detection to realize the power on/off of each winding of transformer.
But in above-mentioned technical proposal, when detecting the different numerical value of transformer, substep is needed item by item to carry out electricity to product
Pole test, causes to test cumbersome, waste of manpower.
Summary of the invention
The object of the present invention is to provide a kind of transformer synthesis detection methods, have test simplicity, labor-saving advantage.
Foregoing invention purpose of the invention has the technical scheme that
A kind of transformer synthesis detection device, including power module, for providing power supply；Hi-pot test module, with transformation to be measured
Device connection, for providing different loads for transformer to be measured, to simulate different test environment；First relay module, it is defeated
Enter end to connect with the power module, output end is connect with the input terminal of transformer to be measured, the instruction control exported according to processor
The opening and closing of transformer inputs corresponding circuits to be measured is made, first relay module includes multiple first relays and multiple
One contactor；Second relay module is connect with the output end of transformer to be measured, to be measured according to the instruction control of processor output
The opening and closing of transformer output end corresponding circuits, second relay module include multiple second relays and multiple second contacts
Device；Third relay module is connected between Hi-pot test module and transformer to be measured, is controlled according to the instruction of processor output
The opening and closing of corresponding circuit between Hi-pot test module and transformer to be checked, the third relay module include multiple thirds after
Electric appliance and multiple third contactors；Detecting instrument, the detecting instrument includes multimeter and power meter, for transformer to be checked
It measures and obtains corresponding test value；Processor, for storing test instruction, comprising the following steps: S1: reception has been set
The frequency and voltage of power supply, export corresponding power supply；S2: the test information exported from each detecting instrument, the test are received
Information includes test value；S3: test value is compared with corresponding standard value, obtains comparing result；S4: each detector is exported
The repositioning information that device resets, closes the output of power supply；S5: it is all in open state to receiving to repeat step S1 to step S3
Test information in detecting instrument；The step S2 is the following steps are included: S21: the connected in the first relay module of detection
Then one relay and first contactor connect transformer and power supply to be measured with first contactor by the first relay connected
Module；S22: the third relay and third contactor connected in detection third relay module pass through the first relay of connection
The output end of transformer to be measured and high pressure detection module are connected to by device with third contactor；S23: detecting the opening and closing of power module,
Corresponding power supply is exported to transformer inputs to be measured；S24: detecting the test item and range of test instrumentation, to be checked to obtain
Instruction；S25: it according to the instruction to be checked in step S24, connects corresponding second relay and second in the second relay module and connects
Tentaculum, to connect test instrumentation and transformer to be measured, then triggering measurement immediately, obtains corresponding test value.
It further, further include display screen, the input terminal of the display screen is connect with processor, for receiving and showing test
Instruction and test value.
Further, after processor detects comparing result in the step S3, comparing result is written in table to table
It is stored, table is then delivered to display screen, to show on a display screen.
Further, the processor is further comprising the steps of: S6: detection acceptance condition, is tied comparison according to acceptance condition
Fruit matches with default result, meets acceptance condition, then product is qualified, shows qualified printed words in display screen corresponding position, is unsatisfactory for sentencing
Broken strip part, then product is unqualified, shows bad printed words in display screen corresponding position.
Further, the qualified printed words are in green display, the bad printed words on display screen in taking on a red color on display screen
Display.
Further, in the step S23 processor detection power module exported corresponding power supply to transformer to be measured
After input terminal, then into delay wait state to detecting that transformer to be measured enters stable state, step S24 is then carried out.
Further, the output end of second relay module is connected with oscillograph, for converting electrical signals to image
Signal.
In conclusion advantageous effects of the invention are as follows:
The transformer synthesis detection device can projects synthesis automatically to transformer to be measured detect, and detect resulting survey
Judgement can be compared in examination value with standard value automatically, then automatic input table, do not need so manually to test value and standard
Judgement is compared in value, does not also need manually to carry out typing to data, more convenient, and reduces and generate in manual operation
Error.
Detailed description of the invention
Fig. 1 is the system block diagram of transformer synthesis detection device of the invention.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
It referring to Fig.1, is a kind of transformer synthesis detection device disclosed by the invention, including for receiving and showing that test refers to
It enables and the display screen of test value, the power module for providing power supply and for providing the height of different loads for transformer to be measured
Test module is pressed, wherein Hi-pot test module is connect with transformer to be measured, with the test environment different for transformer analog to be measured.
Referring to Fig.1, which further includes the first relay module, the second relay module, third
Relay module, detecting instrument and processor；Wherein the first relay module includes that multiple first relays and multiple first connect
Tentaculum, the input terminal of the first relay is connect with power module, output end is connect with the input terminal of transformer to be measured, is used for basis
The instruction of processor output controls the opening and closing of transformer inputs corresponding circuits to be measured；Second relay module includes multiple second
Relay and multiple second contactors, and connect with the output end of transformer to be measured, the instruction control for being exported according to processor
The opening and closing of transformer output end corresponding circuits to be measured is made, while the output end of the second relay module is connected with oscillograph, is used for
Convert electrical signals to picture signal；Third relay includes multiple third relays and multiple third contactors, and is connected to
Instruction control Hi-pot test module and change to be checked between Hi-pot test module and transformer to be measured, for being exported according to processor
The opening and closing of corresponding circuit between depressor；Detecting instrument includes multimeter and power meter, is used to survey transformer to be checked
It measures and obtains corresponding test value；Processor, for storing test instruction.
Referring to Fig.1, processor is the following steps are included: S1: receiving the frequency and voltage for having set power supply, exports corresponding electricity
Source；S2: the test information exported from each detecting instrument is received, test information includes test value；S3: by test value with it is corresponding
Standard value is compared, and comparing result is obtained, while comparing result being written in table and is stored to table, then by table
It is delivered to display screen, to show on a display screen；S4: the repositioning information that each detecting instrument resets is exported, the output of power supply is closed；
S5: step S1 to step S3 is repeated to the test information received in all detecting instruments in open state；S6: detection is qualified
Comparing result is matched with default result according to acceptance condition, meets acceptance condition by condition, then product is qualified, in display screen phase
It should locate to show qualified printed words, be unsatisfactory for Rule of judgment, then product is unqualified, shows bad printed words in display screen corresponding position, wherein
Qualified printed words on display screen in green display, bad printed words in the display that takes on a red color on display screen, such as: in detection transformation to be measured
When the insulation performance of device, multimeter is allocated to R*10K gear, then detects the resistance between armature winding and secondary windings respectively
The resistance value between resistance value and secondary windings and shell between value, armature winding and shell, if it is detected that resistance value be nothing
Poor big, then normally, the product insulation performance is qualified, and display screen shows qualified printed words；If it is detected that resistance value is zero, there is short-circuit
Failure if it is detected that resistance value is less than infinity, but is greater than zero, then has leakage property failure, the product insulating properties is unqualified, display screen
Show bad printed words.
Referring to Fig.1, step S2 is the following steps are included: S21: in the first relay module of detection the first relay for connecting and
Then first contactor connects transformer and power module to be measured with first contactor by the first relay connected；S22:
The third relay and third contactor connected in detection third relay module, are connect by the first relay and third of connection
The output end of transformer to be measured and high pressure detection module are connected to by tentaculum；S23: detecting the opening and closing of power module, and output is corresponding
Power supply is to transformer inputs to be measured, and then processor enters delay wait state to detecting that transformer to be measured enters stable shape
After state, next step is carried out；S24: detecting the test item and range of test instrumentation, to obtain instruction to be checked；S25: according to step
Instruction to be checked in rapid S24, connects corresponding second relay and second contactor in the second relay module, to connect test
Instrument and transformer to be measured, then triggering measurement immediately, obtains corresponding test value.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (7)
1. a kind of transformer synthesis detection device, it is characterised in that: including power module, for providing power supply；
Hi-pot test module is connect with transformer to be measured, different to simulate for providing different loads for transformer to be measured
Test environment；
First relay module, input terminal are connect with the power module, and output end is connect with the input terminal of transformer to be measured, root
The opening and closing of transformer inputs corresponding circuits to be measured is controlled according to the instruction of processor output, first relay module includes more
A first relay and multiple first contactors；
Second relay module is connect with the output end of transformer to be measured, controls transformation to be measured according to the instruction of processor output
The opening and closing of device output end corresponding circuits, second relay module include multiple second relays and multiple second contactors；
Third relay module is connected between Hi-pot test module and transformer to be measured, the instruction control exported according to processor
The opening and closing of corresponding circuit between Hi-pot test module processed and transformer to be checked, the third relay module include multiple thirds
Relay and multiple third contactors；
Detecting instrument, the detecting instrument include multimeter and power meter, for measuring and obtaining to transformer to be checked pair
The test value answered；
Processor, for storing test instruction, processor is software VB6 in the present embodiment, comprising the following steps:
S1: the frequency and voltage for having set power supply are received, corresponding power supply is exported；
S2: the test information exported from each detecting instrument is received, the test information includes test value；
S3: test value is compared with corresponding standard value, obtains comparing result；
S4: the repositioning information that each detecting instrument resets is exported, the output of power supply is closed；
S5: step S1 to step S3 is repeated to the test information received in all detecting instruments in open state；
The step S2 the following steps are included:
S21: the first relay for connecting and first contactor in the first relay module of detection, then by connect first after
Electric appliance connects transformer and power module to be measured with first contactor；
S22: the third relay and third contactor connected in detection third relay module pass through the first relay of connection
The output end of transformer to be measured and high pressure detection module are connected to third contactor；
S23: detecting the opening and closing of power module, exports corresponding power supply to transformer inputs to be measured；
S24: detecting the test item and range of test instrumentation, to obtain instruction to be checked；
S25: it according to the instruction to be checked in step S24, connects corresponding second relay and second in the second relay module and connects
Tentaculum, to connect test instrumentation and transformer to be measured, then triggering measurement immediately, obtains corresponding test value.
2. transformer synthesis detection device according to claim 1, it is characterised in that: it further include display screen, the display
The input terminal of screen is connect with processor, for receiving and showing test instruction and test value.
3. transformer synthesis detection device according to claim 1, it is characterised in that: processor detects in the step S3
To after comparing result, comparing result is written in table, table is stored, table is then delivered to display screen, with display
On a display screen.
4. transformer synthesis detection device according to claim 1, it is characterised in that: the processor further includes following step
It is rapid:
S6: comparing result is matched with default result according to acceptance condition, meets acceptance condition, then product by detection acceptance condition
Qualification shows qualified printed words in display screen corresponding position, is unsatisfactory for Rule of judgment, then product is unqualified, aobvious in display screen corresponding position
Show bad printed words.
5. transformer synthesis detection device according to claim 4, it is characterised in that: the qualification printed words are on display screen
Show that the bad printed words are in the display that takes on a red color on display screen in green.
6. transformer synthesis detection device according to claim 1, it is characterised in that: processor exists in the step S23
Detection power module exported corresponding power supply to transformer inputs to be measured after, then into delay wait state to detect to
It surveys transformer and enters stable state, then carry out step S24.
7. transformer synthesis detection device according to claim 1, it is characterised in that: second relay module it is defeated
Outlet is connected with oscillograph, for converting electrical signals to picture signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910459862.3A CN110118907A (en) | 2019-05-30 | 2019-05-30 | Transformer synthesis detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910459862.3A CN110118907A (en) | 2019-05-30 | 2019-05-30 | Transformer synthesis detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110118907A true CN110118907A (en) | 2019-08-13 |
Family
ID=67523578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910459862.3A Pending CN110118907A (en) | 2019-05-30 | 2019-05-30 | Transformer synthesis detection device |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112269077A (en) * | 2020-10-10 | 2021-01-26 | 苏州中康电力运营有限公司 | Testing device and testing method for oil-immersed transformer |
| CN112731084A (en) * | 2020-12-28 | 2021-04-30 | 北京深思数盾科技股份有限公司 | Transformer testing device and testing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2152217Y (en) * | 1992-11-18 | 1994-01-05 | 武汉市洪山区洪山高压试验设备厂 | Comprehensive test device for transformer performance |
| CN2646720Y (en) * | 2003-01-13 | 2004-10-06 | 广州电梯集团配件有限公司 | Transformer test bench |
| CN1713474A (en) * | 2004-06-23 | 2005-12-28 | 上海乐金广电电子有限公司 | Overload protecting circuit of transformer |
| US20130057988A1 (en) * | 2011-09-06 | 2013-03-07 | Atreus Enterprises Limited | Leakage current detector |
| CN107064670A (en) * | 2017-02-22 | 2017-08-18 | 深圳市长龙铁路电子工程有限公司 | A kind of power transformer testboard |
-
2019
- 2019-05-30 CN CN201910459862.3A patent/CN110118907A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2152217Y (en) * | 1992-11-18 | 1994-01-05 | 武汉市洪山区洪山高压试验设备厂 | Comprehensive test device for transformer performance |
| CN2646720Y (en) * | 2003-01-13 | 2004-10-06 | 广州电梯集团配件有限公司 | Transformer test bench |
| CN1713474A (en) * | 2004-06-23 | 2005-12-28 | 上海乐金广电电子有限公司 | Overload protecting circuit of transformer |
| US20130057988A1 (en) * | 2011-09-06 | 2013-03-07 | Atreus Enterprises Limited | Leakage current detector |
| CN107064670A (en) * | 2017-02-22 | 2017-08-18 | 深圳市长龙铁路电子工程有限公司 | A kind of power transformer testboard |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112269077A (en) * | 2020-10-10 | 2021-01-26 | 苏州中康电力运营有限公司 | Testing device and testing method for oil-immersed transformer |
| CN112731084A (en) * | 2020-12-28 | 2021-04-30 | 北京深思数盾科技股份有限公司 | Transformer testing device and testing method |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20190813 |