CN109782084A - A kind of intelligent inhibition cabinet control system - Google Patents
A kind of intelligent inhibition cabinet control system Download PDFInfo
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- CN109782084A CN109782084A CN201811490334.6A CN201811490334A CN109782084A CN 109782084 A CN109782084 A CN 109782084A CN 201811490334 A CN201811490334 A CN 201811490334A CN 109782084 A CN109782084 A CN 109782084A
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Abstract
The invention discloses a kind of intelligent inhibition cabinet control systems, including computer processing unit, signal acquisition module, key control module, power module, LCD MODULE, alarm signal module and communication unit module；Signal acquisition module includes three-phase voltage collection terminal, opening voltage acquisition end and current acquisition end.The present invention is to the equal accurate judgement of the operation troubles of electric system; it is swift in motion; well realize the functions such as monitoring and protecting; and the failure of generation can be recorded in real time and time that failure occurs, this system can be widely applied to the electric system of the large factories and mines enterprises such as power plant, substation and steel, coal, petrochemical industry.
Description
Technical field
The present invention relates to inhibit cabinet field, especially a kind of intelligent inhibition cabinet control system.
Background technique
It in the operational process of electric system, can break down often, according to statistics, most of failure in electric system is
Singlephase earth fault.In China's 3 ~ 35KV power supply system, the overwhelming majority is neutral non-effective grounding mode, and this system exists
When single-phase earthing occurs, power grid can still operate with failure, this is greatly lowered operating cost, improve the reliable of power supply system
Property, but this power supply mode is easy to produce arc grounding over-voltage and phase fault when single-phase-to-ground current is larger, to power supply
Equipment causes great harm.
Microcomputer technology is used for network voltage monitoring, alarming and long-range remote signalling by Overvoltage suppressing cabinet controller, utilizes computer
Fast and accurately data-handling capacity realizes the functions such as fault alarm.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of intelligent inhibition cabinet control system, this Shens
It please to the equal accurate judgement of the operation troubles of electric system, is swift in motion, well realizes the functions such as monitoring and protecting, and can be real
The time that the failure and failure that Shi Jilu occurs occur, this system can be widely applied to power plant, substation and steel, coal
The electric system of the large factories and mines enterprises such as charcoal, petrochemical industry.
The purpose of the present invention is achieved through the following technical solutions:
A kind of intelligent inhibition cabinet control system, including computer processing unit, signal acquisition module, key control module, power supply
Module, LCD MODULE, alarm signal module and communication unit module；Signal acquisition module include three-phase voltage collection terminal,
Be open voltage acquisition end and current acquisition end；
Computer processing unit is used to obtain the data information acquired, and according to the data information fault analysis and judgement type of acquisition,
The fault type includes over-voltage fault, low voltage failure, no-voltage fault, ground fault, disconnection fault and resonance failure；
Signal acquisition module is used to carry out detecting voltage by three phase to power supply circuit or power supply grid, by using residual voltage as opening
Dynamic signal starts to calculate, and further according to logic analysis calculating is carried out when breaking down the case where every phase voltage, determines ground fault hair
Raw separate and ground connection attribute；
Key control module is used to obtain the information of keyboard input, and is sent to computer processing unit；
Power module is used to provide electric energy to each power consumption module；
LCD MODULE is used to show data information, graph text information and the warning message obtained；
Alarm signal module is for alarming to fault condition；
Communication unit module is for providing cable data communication and wireless data communication；
The signal end of computer processing unit respectively with signal acquisition module, key control module, power module, liquid crystal display mode
The signal end of block, alarm signal module and communication unit module is connected.
Preferably, alarm signal module includes alarm lamp and buzzer.
It preferably, further include resonance processing unit, resonance processing unit is connected with computer processing unit, resonance processing dress
It is set to instant shut-in PTK.
The beneficial effects of the present invention are: the present invention is swift in motion to the equal accurate judgement of the operation troubles of electric system, it is completeer
The functions such as monitoring and protecting are realized kindly, and can record the failure of generation and the time of failure generation in real time, and this system can be wide
The general electric system applied to the large factories and mines enterprises such as power plant, substation and steel, coal, petrochemical industry.
Detailed description of the invention
Fig. 1 is circuit structure schematic block diagram of the invention；
In figure, 101- computer processing unit, 102- opening voltage acquisition end, 103- three-phase voltage collection terminal, 104- current sample
End, 105- key control module, 106- communication unit module, 107- power module, 108- LCD MODULE, 109- alarm signal
Number module.
Specific embodiment
Technical solution of the present invention is described in further detail with reference to the accompanying drawing, but protection scope of the present invention is not limited to
It is as described below.
A kind of intelligent inhibition cabinet control system, please refers to shown in attached drawing 1, including computer processing unit 101, signal acquisition
Module, key control module 105, power module 107, LCD MODULE 108, alarm signal module 109 and communication unit mould
Block 106；Signal acquisition module includes three-phase voltage collection terminal 103, opening voltage acquisition end 102 and current acquisition end 104；
Computer processing unit 101 is used to obtain the data information of acquisition, and according to the data information fault analysis and judgement class of acquisition
Type, the fault type include over-voltage fault, low voltage failure, no-voltage fault, ground fault, disconnection fault and resonance failure；
Signal acquisition module is used to carry out detecting voltage by three phase to power supply circuit or power supply grid, by using residual voltage as opening
Dynamic signal starts to calculate, and further according to logic analysis calculating is carried out when breaking down the case where every phase voltage, determines ground fault hair
Raw separate and ground connection attribute；
Key control module 105 is used to obtain the information of keyboard input, and is sent to computer processing unit 101；
Power module 107 is used to provide electric energy to each power consumption module；
LCD MODULE 108 is used to show data information, graph text information and the warning message obtained；
Alarm signal module 109 is for alarming to fault condition；
Communication unit module 106 is for providing cable data communication and wireless data communication；
The signal end of computer processing unit 101 respectively with signal acquisition module, key control module 105, power module 107, liquid
The signal end of brilliant display module 108, alarm signal module 109 and communication unit module 106 is connected.
Preferably, alarm signal module 109 includes alarm lamp and buzzer.
It preferably, further include resonance processing unit, resonance processing unit is connected with computer processing unit 101, at resonance
Reason device is instant shut-in PTK.
It should be noted that the power supply system of neutral-point ground insulation will appear zero sequence electricity when according to line failure
Pressure, starts to calculate using residual voltage as enabling signal, then further according to carrying out logic when breaking down the case where every phase voltage
Analytical calculation determines the separate and ground connection attribute that ground fault occurs, makes respective handling further according to judgement result.
The present invention is swift in motion to the equal accurate judgement of the operation troubles of electric system, well realizes monitoring and protecting
Etc. functions, and can record in real time generation failure and failure occur time.The present apparatus can be widely applied to power plant, power transformation
It stands and the electric system of the large factories and mines enterprises such as steel, coal, petrochemical industry.
A specific embodiment of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (3)
1. a kind of intelligent inhibition cabinet control system, which is characterized in that including computer processing unit, signal acquisition module, key
Control module, power module, LCD MODULE, alarm signal module and communication unit module；Signal acquisition module includes three
Phase voltage collection terminal, opening voltage acquisition end and current acquisition end；
Computer processing unit is used to obtain the data information acquired, and according to the data information fault analysis and judgement type of acquisition,
The fault type includes over-voltage fault, low voltage failure, no-voltage fault, ground fault, disconnection fault and resonance failure；
Signal acquisition module is used to carry out detecting voltage by three phase to power supply circuit or power supply grid, by using residual voltage as opening
Dynamic signal starts to calculate, and further according to logic analysis calculating is carried out when breaking down the case where every phase voltage, determines ground fault hair
Raw separate and ground connection attribute；
Key control module is used to obtain the information of keyboard input, and is sent to computer processing unit；
Power module is used to provide electric energy to each power consumption module；
LCD MODULE is used to show data information, graph text information and the warning message obtained；
Alarm signal module is for alarming to fault condition；
Communication unit module is for providing cable data communication and wireless data communication；
The signal end of computer processing unit respectively with signal acquisition module, key control module, power module, liquid crystal display mode
The signal end of block, alarm signal module and communication unit module is connected.
2. a kind of intelligent inhibition cabinet control system according to claim 1, which is characterized in that alarm signal module includes report
Warning lamp and buzzer.
3. a kind of intelligent inhibition cabinet control system according to claim 1, which is characterized in that it further includes resonance processing dress
It sets, resonance processing unit is connected with computer processing unit, and resonance processing unit is instant shut-in PTK.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811490334.6A CN109782084A (en) | 2018-12-06 | 2018-12-06 | A kind of intelligent inhibition cabinet control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811490334.6A CN109782084A (en) | 2018-12-06 | 2018-12-06 | A kind of intelligent inhibition cabinet control system |
Publications (1)
| Publication Number | Publication Date |
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| CN109782084A true CN109782084A (en) | 2019-05-21 |
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| CN201811490334.6A Pending CN109782084A (en) | 2018-12-06 | 2018-12-06 | A kind of intelligent inhibition cabinet control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117424350A (en) * | 2023-12-18 | 2024-01-19 | 安徽凯川电力保护设备有限公司 | Ground connection pulse selection dynamic monitoring controller |
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| CN101251569A (en) * | 2008-04-01 | 2008-08-27 | 山东电力研究院 | Method for testing electric secondary AC loop |
| CN101551432A (en) * | 2009-05-07 | 2009-10-07 | 江苏省电力公司常州供电公司 | Power distribution network fault positioning method |
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| CN205404697U (en) * | 2016-02-16 | 2016-07-27 | 一能电气有限公司 | Multi -functional high voltage insulation on -line monitoring device |
| CN107394592A (en) * | 2017-07-25 | 2017-11-24 | 合肥欧仕嘉机电设备有限公司 | A kind of intelligent switchboard system control system |
| CN207719893U (en) * | 2018-01-25 | 2018-08-10 | 国网湖北省电力公司宜昌供电公司 | A kind of intelligent front end acquisition measure and control device |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101251569A (en) * | 2008-04-01 | 2008-08-27 | 山东电力研究院 | Method for testing electric secondary AC loop |
| CN101551432A (en) * | 2009-05-07 | 2009-10-07 | 江苏省电力公司常州供电公司 | Power distribution network fault positioning method |
| CN201408236Y (en) * | 2009-05-07 | 2010-02-17 | 思源电气股份有限公司 | Power distribution network failure locating device |
| US20140320148A1 (en) * | 2013-04-30 | 2014-10-30 | Eaton Corporation | System and method for detecting excess voltage drop in three-phase ac circuits |
| CN205404697U (en) * | 2016-02-16 | 2016-07-27 | 一能电气有限公司 | Multi -functional high voltage insulation on -line monitoring device |
| CN107394592A (en) * | 2017-07-25 | 2017-11-24 | 合肥欧仕嘉机电设备有限公司 | A kind of intelligent switchboard system control system |
| CN207719893U (en) * | 2018-01-25 | 2018-08-10 | 国网湖北省电力公司宜昌供电公司 | A kind of intelligent front end acquisition measure and control device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117424350A (en) * | 2023-12-18 | 2024-01-19 | 安徽凯川电力保护设备有限公司 | Ground connection pulse selection dynamic monitoring controller |
| CN117424350B (en) * | 2023-12-18 | 2024-04-16 | 安徽凯川电力保护设备有限公司 | Ground connection pulse selection dynamic monitoring controller |
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Application publication date: 20190521 |