CN103050934A - Intelligent control device of circuit breaker - Google Patents
Intelligent control device of circuit breaker Download PDFInfo
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- CN103050934A CN103050934A CN2012105777277A CN201210577727A CN103050934A CN 103050934 A CN103050934 A CN 103050934A CN 2012105777277 A CN2012105777277 A CN 2012105777277A CN 201210577727 A CN201210577727 A CN 201210577727A CN 103050934 A CN103050934 A CN 103050934A
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- circuit breaker
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- detection module
- detection
- microprocessor
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Abstract
The invention discloses a circuit breaker intelligent control device; the performance of a circuit breaker is enhanced by adding a microprocessor which supports an embedded operation system and relevant functional modules on a traditional circuit breaker and operating a Linux embedded operation system, so that the circuit breaker can monitor various mechanical and non-mechanical parameters in real time based on a traditional protection function.
Description
Technical field
The present invention relates to a kind of circuit breaker intelligence controlling device, belong to field of circuit breakers.
Background technology
Circuit breaker is the important electrical that electric power system realizes protection and control, and the reliability of its action, real-time and the stability of self are directly connected to the safe, stable of electric power system.Circuit breaker had obtained fast development in recent years, and the intellectuality and the real-time online that are mainly reflected in its control unit detect.Development along with intelligent grid; function to circuit breaker is had higher requirement; existing circuit breaker intelligent controller is generally all based on microprocessors such as single-chip microcomputer, DSP; function is take basic three section protection as main; distinguished with priority on the function; at first finish the highest task of priority, finish successively the task that priority reduces gradually, this implementation method can not satisfy intelligent grid to the requirement of circuit breaker.
Summary of the invention
Goal of the invention: the present invention proposes a kind of circuit breaker intelligence controlling device, can make circuit breaker possess the function of the various machineries of Real-Time Monitoring and on-mechanical parameter.
Technical scheme: the technical solution used in the present invention is a kind of circuit breaker intelligence controlling device, comprises the microprocessor of supporting embedded OS, and is connected with microprocessor:
The main circuit current detection module is for detection of short circuit current;
The main circuit voltage detection module, the asynchrony of detection circuit breaker;
The mechanical property detection module, the mechanical performance of detection circuit breaker;
Other analog signal detection module, the temperature of detection contact, and the on-mechanical parameters such as ambient temperature and humidity;
The dropout control module, the control circuit breaker deciliter, also be connected with the main circuit current detection module simultaneously;
Decoding module is also connected to main circuit current detection module, main circuit voltage detection module, mechanical property detection module, other analog signal detection module, in order to select different detection modules;
Human-computer interaction module comprises keyboard and LCDs;
The calendar clock module is for whole device provides the time on date;
Power module is for whole device provides supply of electric power.
As a further improvement on the present invention, also comprise communication interface modules, for whole device provides communication support.Whole device moves built-in Linux operating system, utilizes the function of the real-time paired running of multitask of (SuSE) Linux OS, realizes the function of real time protection and a plurality of machineries of monitoring and on-mechanical parameter.
Beneficial effect: the present invention is by increasing microprocessor and the correlation function module of supporting embedded OS in conventional circuit breaker, and operation Linux embedded OS, strengthened the performance of circuit breaker, made the circuit breaker can the various machineries of Real-Time Monitoring and on-mechanical parameter.
Description of drawings
Fig. 1 is the structural representation of a kind of circuit breaker intelligence controlling device of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the present invention, should understand these embodiment only is used for explanation the present invention and is not used in and limits the scope of the invention, after having read the present invention, those skilled in the art all fall within the application's claims limited range to the modification of the various equivalent form of values of the present invention.
As shown in Figure 1, a kind of circuit breaker intelligence controlling device of the present invention, its core is to support the minimum system based on the Samsung S3C2416 microprocessor 1 of ARM framework of embedded OS, and be connected with microprocessor 1:
Main circuit current detection module 2 comprises current sensor, signal conditioning circuit, modulus conversion chip and comparison circuit.In the range of signal that signal conditioning circuit allows signal condition to the modulus conversion chip of current sensor; for detection of electric current and judge whether to occur overload or short trouble; comparison circuit is compared the signal of current sensor with set point; when especially big short trouble occurs when; process without ARM microprocessor minimum system 1; directly through dropout control module 7 breaking circuit breakers, realize especially big short circuit current instantaneous protection function.
Main circuit voltage detection module 3, comprise voltage sensor, signal conditioning circuit and modulus conversion chip, it can be recorded the voltage sample of breaker fracture, and whether the asynchrony that detects circuit breaker by the delay between the comparison signal waveform meets the requirements.
Mechanical property detection module 4 is the breaker mechanic property tester, for detection of the branch wire time of circuit breaker, just minute, just sum velocity, and the divide-shut brake maximal rate, divide-shut brake average speed, bounce time and amplitude, are opened distance, overtravel etc. at contact travel.
Other analog signal detection module 5 comprise temperature sensor and humidity sensor.Temperature sensor wherein is the acquisition environment temperature not only, can also survey the temperature of contact of breaker.Humidity sensor testing environment humidity.
Dropout control module 7 also is connected with the main circuit current detection module simultaneously, and when being short-circuited, main circuit current detection module 2 or ARM microprocessor minimum system 1 send instruction, allows dropout control module control circuit breaker disconnect.
Decoding module 6 owing to the present invention includes a plurality of functional modules, when microprocessor work, need to call the data of some functional modules, and need decoding module to come the selection of practical function module this moment.Decoding module is connected with main circuit current detection module, main circuit voltage detection module, mechanical property detection module, other analog signal detection module.Decoding module is comprised of decoder circuit.
Human-computer interaction module 9 comprises keyboard and LCDs, is used for man-machine interaction.Calendar clock module 8 is for whole device provides the time on date.Power module 11 is connected with each functional module, for whole device provides supply of electric power.Communication module 10 provides USB interface, serial ports, parallel port and Ethernet, can be with the upper level supervisory control system or/and detect maintenance of equipment and be connected.
Microprocessor 1 can move built-in Linux operating system, utilizes the multi-task parallel disposal ability of (SuSE) Linux OS, opens simultaneously a plurality of modules, and monitoring the High Voltage Circuit Breaker Condition that can be real-time records various data.
Claims (4)
1. a circuit breaker intelligence controlling device is characterized in that, comprise microprocessor, and is connected with microprocessor:
The main circuit current detection module is for detection of short circuit current;
The main circuit voltage detection module, the asynchrony of detection circuit breaker;
The mechanical property detection module, the mechanical performance of detection circuit breaker;
Other analog signal detection module, the temperature of detection contact, and the on-mechanical parameters such as ambient temperature and humidity;
The dropout control module, the control circuit breaker deciliter, also be connected with the main circuit current detection module simultaneously;
Decoding module is also connected to main circuit current detection module, main circuit voltage detection module, mechanical property detection module, other analog signal detection module, in order to select different detection modules;
Human-computer interaction module comprises keyboard and LCDs;
The calendar clock module is for whole device provides the time on date;
Power module is for whole device provides supply of electric power.
2. circuit breaker intelligence controlling device according to claim 1 is characterized in that, also comprises communication interface modules, for whole device provides communication support.
3. circuit breaker intelligence controlling device according to claim 2 is characterized in that, described microprocessor is for supporting the microprocessor minimum system of embedded OS.
4. circuit breaker intelligence controlling device according to claim 3 is characterized in that, whole device operation built-in Linux operating system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105777277A CN103050934A (en) | 2012-12-27 | 2012-12-27 | Intelligent control device of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105777277A CN103050934A (en) | 2012-12-27 | 2012-12-27 | Intelligent control device of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103050934A true CN103050934A (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105777277A Pending CN103050934A (en) | 2012-12-27 | 2012-12-27 | Intelligent control device of circuit breaker |
Country Status (1)
| Country | Link |
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| CN (1) | CN103050934A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064070A (en) * | 2014-07-09 | 2014-09-24 | 国家电网公司 | Intelligent analog breaker |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6401054B1 (en) * | 1998-12-28 | 2002-06-04 | General Electric Company | Method of statistical analysis in an intelligent electronic device |
| CN200997372Y (en) * | 2006-11-07 | 2007-12-26 | 江苏科技大学 | Network intelligent controller of low-voltage circuit breaker |
| CN201349129Y (en) * | 2008-12-26 | 2009-11-18 | 深圳市中电电力技术有限公司 | Power feeder protection device |
| CN102244416A (en) * | 2010-11-16 | 2011-11-16 | 江苏科技大学 | Intelligent cubicle switchboard oriented to intelligent power grid and operating and controlling method thereof |
-
2012
- 2012-12-27 CN CN2012105777277A patent/CN103050934A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6401054B1 (en) * | 1998-12-28 | 2002-06-04 | General Electric Company | Method of statistical analysis in an intelligent electronic device |
| CN200997372Y (en) * | 2006-11-07 | 2007-12-26 | 江苏科技大学 | Network intelligent controller of low-voltage circuit breaker |
| CN201349129Y (en) * | 2008-12-26 | 2009-11-18 | 深圳市中电电力技术有限公司 | Power feeder protection device |
| CN102244416A (en) * | 2010-11-16 | 2011-11-16 | 江苏科技大学 | Intelligent cubicle switchboard oriented to intelligent power grid and operating and controlling method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 钟旭等: "基于ARM微处理器的电力开关柜智能操控装置设计", 《制造业自动化》 * |
| 陈敬谦等: "基于AT91RM9200微处理器的最小系统设计", 《电子工程师》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064070A (en) * | 2014-07-09 | 2014-09-24 | 国家电网公司 | Intelligent analog breaker |
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Application publication date: 20130417 |