CN109061427A - A kind of thyristor detection method of semi-conductor electricity machine-cut resistance controller - Google Patents
A kind of thyristor detection method of semi-conductor electricity machine-cut resistance controller Download PDFInfo
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- CN109061427A CN109061427A CN201710683030.0A CN201710683030A CN109061427A CN 109061427 A CN109061427 A CN 109061427A CN 201710683030 A CN201710683030 A CN 201710683030A CN 109061427 A CN109061427 A CN 109061427A
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- thyristor
- microprocessor
- module
- resistance controller
- detection
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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
- G01R31/26—Testing of individual semiconductor devices
- G01R31/2607—Circuits therefor
- G01R31/263—Circuits therefor for testing thyristors
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Abstract
The present invention provides a kind of thyristor detection method of semi-conductor electricity machine-cut resistance controller, it include: mainboard, the mainboard is equipped with display board, the mainboard is equipped with microprocessor, acceleration controller, power supply is connected on the microprocessor, the alternating current is by power supply to microprocessor power supply, fan drive circuit is connected on the microprocessor, microprocessor connects control fan by fan drive circuit, the microprocessor is equipped with starting control signal detection module, the microprocessor is connected to acceleration controller by thyristor driving circuit, acceleration controller is connected to microprocessor by thyristor state detection module, acceleration controller is connected to microprocessor by voltage detecting circuit.Positive control input signal and Reverse Turning Control input signal of the invention input be not turned on simultaneously, avoid the occurrence of and simultaneously turn on, send short-circuit risks, and realize accelerating contactor control, while can also add the internal silicon-controlled quality of survey.
Description
Technical field
The present invention relates to crane motor control technology field, specially a kind of brilliant lock of semi-conductor electricity machine-cut resistance controller
Pipe detection method.
Background technique
Thyristor is that there are three the large power semiconductor devices of the four-layer structure of PN junction for a kind of tool.Thyristor has volume
Small, the features such as structure is relatively easy, function is strong, be more commonly used one of semiconductor devices.The device is widely used in respectively
In kind electronic equipment and electronic product, it is mostly used to make controlled rectification, inversion, frequency conversion, pressure regulation, noncontacting switch etc..Household electrical appliance
In desk lamp with dimmer switch, speed-regulating fan, air conditioner, television set, refrigerator, washing machine, camera, combination audio, acousto-optic circuit, timing
Controller, toy apparatus, wireless remotecontrol, video camera and Industry Control etc. have all largely used thyristor device.
Although thyristor is widely used, but fault detection means are limited, in actual moving process, is only capable of by being controlled
The misoperation of equipment judges whether thyristor is in malfunction, for the safe operation of electric appliance very unfavorable, but in reality
In the operation of border, if thyristor occurs damaging or short circuit, the normal operation of electrical equipment just will have a direct impact on, or even will cause electricity
The serious damage of device equipment, it is extremely important for this to the in due course detection of thyristor.
Summary of the invention
Technical problem solved by the invention is to provide a kind of thyristor detection side of semi-conductor electricity machine-cut resistance controller
Method, to solve the problems in above-mentioned background technique.
Technical problem solved by the invention is realized using following technical scheme: a kind of semiconductor cuts the crystalline substance of resistance controller
Brake tube detection system, comprising: mainboard, the mainboard are equipped with display board, and the mainboard is equipped with microprocessor, cuts resistance control
Device is connected with power supply processing circuit on the microprocessor, and the alternating current is by power supply processing circuit to microprocessor power supply, institute
It states and connects fan drive circuit on microprocessor, microprocessor connects control fan, the micro process by fan drive circuit
Device is equipped with starting control signal detection module, and control signal is transmitted by starting control signal detection module to microprocessor
Signal, the microprocessor is connected to by thyristor driving circuit cuts resistance controller, cuts resistance controller and passes through thyristor temperature
Detection module is connected to microprocessor, cuts resistance controller by voltage detecting circuit and is connected to microprocessor.
The resistance controller of cutting includes No. 1 thyristor module, No. 2 thyristor modules, No. 3 thyristor modules, No. 1 thyristor
Module, No. 2 thyristor modules, No. 3 thyristor modules are arranged in parallel, No. 1 thyristor module, No. 2 thyristor modules, No. 3
Thyristor module corresponding external U, V, W signal, No. 1 thyristor module, No. 2 thyristor modules, No. 3 thyristor modules pass through brilliant lock
Pipe state detection module, voltage detecting circuit are connected to microprocessor.
Faulty DO output interface is connected on the microprocessor, starts DO output interface, overtemperature malfunction indicator lamp, temperature
Detection module, thyristor status indicator lamp.
The display board includes human-computer interaction interface, human-computer interaction interface be equipped with working station indicator, display module,
Operation button.
A kind of thyristor detection method by acceleration controller, comprising the following steps:
(1) U6 by U7 input detection module detection input starting control signal it is whether effective, U6 by U5 and T1, T2,
T3 detects voltage between A1 and A2, voltage between B1 and B2, voltage between C1 and C2；
(2) when input control signal is effective, and A1A2 has electricity with voltage signal, C1C2 with voltage signal, B1B2
When pressing signal, have a control condition, control turn on thyristors, after turn on thyristors, A1A2, B1B2, C1C2 voltage signal disappear；
If A1A2, B1B2, C1C2 are wherein one or more groups of to continue have voltage signal, thyristor damage, U6 issues brilliant lock
Pipe fault alarm simultaneously closes off thyristor, realizes thyristor detection.
Be compared to open technology, there are following advantages by the present invention: starting control input signal input control of the present invention is led
When colluding, detection thyristor quality avoids the occurrence of and cuts resistance imbalance, leads to motor irregular working, influence crane safety,
And it realizes and cuts resistance contactor control function, while can also judge internal thyristor quality.
Detailed description of the invention
Fig. 1 is structure principle chart of the invention.
Fig. 2 is acceleration controller connection schematic diagram of the invention.
Fig. 3 is that acceleration controller of the invention connects circuit diagram.
Fig. 4 is acceleration controller structural schematic diagram of the invention.
Fig. 5 is detection module connection schematic diagram of the invention.
Specific embodiment
In order to make, technological means of the invention, creation characteristic, workflow, application method reach purpose and effect is easy to bright
White understanding, below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
As shown in Figs. 1-5, a kind of thyristor detection system of semi-conductor electricity machine-cut resistance controller, comprising: mainboard, the master
Plate is equipped with display board, and the mainboard is equipped with microprocessor, cuts resistance controller, is connected with power supply processing on the microprocessor
Circuit, the alternating current to microprocessor power supply, connects fan drive circuit on the microprocessor by power supply processing circuit, micro-
Processor connects control fan by fan drive circuit, and the microprocessor is equipped with starting control signal detection module, city
Electricity transmits signal by starting control signal detection module, to microprocessor, and the microprocessor passes through thyristor driving circuit
It is connected to and cuts resistance controller, cut resistance controller by thyristor temperature detecting module and be connected to microprocessor, it is logical to cut resistance controller
Overvoltage detection circuit is connected to microprocessor.
The acceleration controller includes No. 1 thyristor module, No. 2 thyristor modules, No. 3 thyristor modules, No. 1 thyristor
Module, No. 2 thyristor modules, No. 3 thyristor modules are arranged in parallel, No. 1 thyristor module, No. 2 thyristor modules, No. 3
Corresponding external U, V, W signal on thyristor module, No. 1 thyristor module, No. 2 thyristor modules, No. 3 thyristor modules pass through crystalline substance
Brake tube temperature detecting module, voltage detecting circuit are connected to microprocessor.
Faulty DO output interface is connected on the microprocessor, starts DO output interface, overtemperature malfunction indicator lamp, temperature
Detection module, thyristor status indicator lamp.
The display board includes human-computer interaction interface, human-computer interaction interface be equipped with working station indicator, display module,
Operation button.
A kind of thyristor detection method by acceleration controller, comprising the following steps:
(1) U6 inputs detection module by U7 and detects whether input control signal is effective, and U6 is examined by U5 and T1, T2, T3
Survey voltage between A1 and A2, voltage between B1 and B2, voltage between C1 and C2；
(2) effective when inputting starting control signal, and A1A2 with voltage signal, B1B2 there is voltage signal, C1C2 to have
When having voltage signal, have a control condition, controls turn on thyristors, after turn on thyristors, A1A2, B1B2, C1C2 voltage signal
It disappears,；
If A1A2, B1B2, C1C2 are wherein one or more groups of to continue have voltage signal, thyristor damage, U6 issues brilliant lock
Pipe fault alarm simultaneously closes off thyristor, realizes thyristor detection.
U7 is input detection module in the present invention, U6 is microprocessor, U5 is mutual inductor output processing circuit, T1, T2, T3
For voltage transformer.
The above shows and describes the basic principle, main features and advantages of the invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.Claimed range of the invention by appended claims and
Its equivalent thereof.
Claims (5)
1. the thyristor detection system that a kind of semiconductor cuts resistance controller, comprising: mainboard, it is characterised in that: set on the mainboard
There is display board, the mainboard is equipped with microprocessor, cuts resistance controller, it is connected with power supply processing circuit on the microprocessor,
The alternating current to microprocessor power supply, connects fan drive circuit, micro process on the microprocessor by power supply processing circuit
Device connects control fan by fan drive circuit, and the microprocessor is equipped with starting control signal detection module, control letter
Number by starting control signal detection module, microprocessor is given to transmit signal, the microprocessor passes through thyristor driving circuit
It is connected to and cuts resistance controller, cut resistance controller by thyristor temperature detecting module and be connected to microprocessor, it is logical to cut resistance controller
Overvoltage detection circuit is connected to microprocessor.
2. the thyristor detection system that a kind of semiconductor according to claim 1 cuts resistance controller, it is characterised in that: described
Cutting resistance controller includes No. 1 thyristor module, No. 2 thyristor modules, No. 3 thyristor modules, No. 1 thyristor module, No. 2 brilliant locks
Tube module, No. 3 thyristor modules are arranged in parallel, No. 1 thyristor module, No. 2 thyristor modules, No. 3 thyristor modules pair
External U, V, W signal are answered, No. 1 thyristor module, No. 2 thyristor modules, No. 3 thyristor modules pass through thyristor state-detection mould
Block, voltage detecting circuit are connected to microprocessor.
3. the thyristor detection system that a kind of semiconductor according to claim 1 cuts resistance controller, it is characterised in that: described
Faulty D0 output interface is connected on microprocessor, starts D0 output interface, overtemperature malfunction indicator lamp, temperature detecting module, crystalline substance
Brake tube status indicator lamp.
4. the thyristor detection system that a kind of semiconductor according to claim 1 cuts resistance controller, it is characterised in that: described
Display board includes human-computer interaction interface, and human-computer interaction interface is equipped with working station indicator, display module, operation button.
5. a kind of thyristor detection method by acceleration controller, comprising the following steps:
(1) U6 inputs whether detection module detection input starting control signal is effective, and U6 is examined by U5 and T1, T2, T3 by U7
Survey voltage between A1 and A2, voltage between B1 and B2, voltage between C1 and C2；
(2) input control signal is effective, and A1A2 has voltage signal with voltage signal, C1C2 with voltage signal, B1B2
When, have a control condition, control turn on thyristors, after turn on thyristors, A1A2, B1B2, C1C2 voltage signal disappear；
If A1A2, B1B2, C1C2 are wherein one or more groups of to continue have voltage signal, thyristor damage, U6 issues thyristor event
Barrier alarm, simultaneously closes off thyristor, realizes thyristor detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710683030.0A CN109061427A (en) | 2017-08-10 | 2017-08-10 | A kind of thyristor detection method of semi-conductor electricity machine-cut resistance controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710683030.0A CN109061427A (en) | 2017-08-10 | 2017-08-10 | A kind of thyristor detection method of semi-conductor electricity machine-cut resistance controller |
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| CN109061427A true CN109061427A (en) | 2018-12-21 |
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| CN201710683030.0A Pending CN109061427A (en) | 2017-08-10 | 2017-08-10 | A kind of thyristor detection method of semi-conductor electricity machine-cut resistance controller |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112394269A (en) * | 2020-11-16 | 2021-02-23 | 中冶赛迪电气技术有限公司 | Thyristor fault diagnosis system of AC-AC frequency conversion device |
| CN113466678A (en) * | 2021-03-17 | 2021-10-01 | 中国人民解放军海军工程大学 | Quick detection device of heterogeneous change over switch trouble of heavy current |
| CN117650492A (en) * | 2024-01-29 | 2024-03-05 | 天津圣亚特科技发展有限公司 | Intelligent electric leakage control system based on thyristor fault feedback |
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| WO2001013133A1 (en) * | 1999-08-13 | 2001-02-22 | York International Corporation | Method and apparatus for detecting a failed thyristor |
| CN1361935A (en) * | 1999-08-13 | 2002-07-31 | 约克国际公司 | Method and apparatus for detecting a failed thyristor |
| CN104730441A (en) * | 2013-12-20 | 2015-06-24 | 中国科学院宁波材料技术与工程研究所 | Thyristor fault detecting device |
| CN105158669A (en) * | 2015-08-28 | 2015-12-16 | 中冶南方工程技术有限公司 | Thyristor overvoltage detection circuit used for TCR type high-voltage SVC device |
| CN106712638A (en) * | 2017-01-16 | 2017-05-24 | 上海费亚泰克工业设备制造有限公司 | Thyristor online operation screw pneumatic engine energy saving drive controller |
| CN106706999A (en) * | 2016-12-07 | 2017-05-24 | 上海英奇电气科技有限公司 | Thyristor contactor current detection device |
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2017
- 2017-08-10 CN CN201710683030.0A patent/CN109061427A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001013133A1 (en) * | 1999-08-13 | 2001-02-22 | York International Corporation | Method and apparatus for detecting a failed thyristor |
| CN1361935A (en) * | 1999-08-13 | 2002-07-31 | 约克国际公司 | Method and apparatus for detecting a failed thyristor |
| CN104730441A (en) * | 2013-12-20 | 2015-06-24 | 中国科学院宁波材料技术与工程研究所 | Thyristor fault detecting device |
| CN105158669A (en) * | 2015-08-28 | 2015-12-16 | 中冶南方工程技术有限公司 | Thyristor overvoltage detection circuit used for TCR type high-voltage SVC device |
| CN106706999A (en) * | 2016-12-07 | 2017-05-24 | 上海英奇电气科技有限公司 | Thyristor contactor current detection device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112394269A (en) * | 2020-11-16 | 2021-02-23 | 中冶赛迪电气技术有限公司 | Thyristor fault diagnosis system of AC-AC frequency conversion device |
| CN112394269B (en) * | 2020-11-16 | 2022-11-15 | 中冶赛迪电气技术有限公司 | Thyristor fault diagnosis system of AC-AC frequency conversion device |
| CN113466678A (en) * | 2021-03-17 | 2021-10-01 | 中国人民解放军海军工程大学 | Quick detection device of heterogeneous change over switch trouble of heavy current |
| CN113466678B (en) * | 2021-03-17 | 2024-02-13 | 中国人民解放军海军工程大学 | High-current multiphase change-over switch fault rapid detection device |
| CN117650492A (en) * | 2024-01-29 | 2024-03-05 | 天津圣亚特科技发展有限公司 | Intelligent electric leakage control system based on thyristor fault feedback |
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Application publication date: 20181221 |