CN103490515A - Intelligent low-voltage circuit breaker controller - Google Patents
Intelligent low-voltage circuit breaker controller Download PDFInfo
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- CN103490515A CN103490515A CN201310473179.8A CN201310473179A CN103490515A CN 103490515 A CN103490515 A CN 103490515A CN 201310473179 A CN201310473179 A CN 201310473179A CN 103490515 A CN103490515 A CN 103490515A
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- signal
- microprocessor
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- temperature
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Abstract
The invention discloses an intelligent low-voltage circuit breaker controller. The intelligent low-voltage circuit breaker controller comprises a signal acquisition circuit, a temperature detection circuit, a microprocessor, an execution module, a clock calibration module, a keyboard and an externally-expanded memorizer circuit, wherein the signal acquisition circuit is used for acquiring a current change value and a voltage change value of a power grid and generating an acquired signal to be sent to the microprocessor; the temperature detection circuit is used for detecting the change of temperatures and sending a generated temperature changing signal to the microprocessor; the microprocessor is used for sending the received acquired signal and temperature changing signal to a display module, processing the received acquired signal and temperature changing signal and sending a generated executing signal to the execution module; the microprocessor is further used for sending the acquired signal, the temperature changing signal and the executing signal to the externally-expanded memorizer circuit; the execution module is used for carrying out switching on/off movement on a low-voltage circuit breaker switch according to the received executing signal; the clock calibration module is used for carrying out clock calibration on the microprocessor; the keyboard is used for setting the initial parameter value of the microprocessor; the externally-expanded memorizer circuit is used for wirelessly sending the signals sent by the microprocessor to a remote console to be stored simultaneously.
Description
Technical field
The present invention relates to the low-voltage circuit breaker technical field, especially relate to a kind of novel intelligent low-voltage circuit breaker controller.
Background technology
Low-voltage circuit breaker is the critical elements play in low-voltage distribution system with effects such as section control and protections.At present, external low-voltage circuit breaker is just towards high-performance, miniaturization, intellectuality and modularization future development, and is connected with field bus system, realizes networking.More domestic producers also once developed international standard low-voltage circuit breaker controller, but its major defect is to adopt LSI device less, therefore volume is larger, easily enters interference.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of intelligent low-pressure breaker controller, the present invention has high-performance, miniaturization, intellectuality and modular advantage.
For achieving the above object, the present invention adopts following technical scheme:
A kind of intelligent low-pressure breaker controller, comprise signal acquisition circuit, temperature sensing circuit, microprocessor, Executive Module, outer extension memory circuit, clock alignment module and keyboard.
Signal acquisition circuit is for gathering power network current changing value, voltage change, and produces into collection signal and send to microprocessor; Temperature sensing circuit is for detection of variations in temperature, and generation variations in temperature signal sends to microprocessor; Microprocessor sends to display module by the collection signal and the variations in temperature signal that receive, and the collection signal and the variations in temperature signal that receive are processed, and produces executive signal and sends to Executive Module; Microprocessor is also for sending to the outer extension memory circuit by collection signal, variations in temperature signal and executive signal; Executive Module carries out low-voltage circuit breaker switch closure/disconnection action according to the executive signal received; The clock alignment module is for carrying out clock alignment to microprocessor; Keyboard is for setting the microprocessor initial parameter value; The signal wireless that the outer extension memory circuit sends the microprocessor received sends to remote console, is stored simultaneously.
Further, microprocessor adopts the DS80C390 microprocessor.This chip has the advantages such as price is low, volume is little, control ability is strong, Function Extension is convenient.
Further, the outer extension memory circuit adopts the PSD934F2 chip, and this chip has the high speed storing function, integrated other peripheral electron elements also simultaneously, can be convenient to the expansion of controller function, such as the remote data obtained from microprocessor being sent to control desk, be convenient to artificial remote monitoring.
Beneficial effect: (1) the present invention adopts DS80C390 microprocessor and PSD934F2 chip to carry out data and processes storage, makes that controller is more efficient, volume is less; (2) the present invention is provided with the outer extension memory circuit, is convenient to the stored record of data, also to expand other electronic components, is that controller function is more perfect simultaneously; (3) the present invention is provided with signal acquisition circuit and temperature sensing circuit, can monitor in real time line voltage, curent change and variations in temperature, functional strong, has very strong practicality.
The accompanying drawing explanation
Fig. 1 is fundamental diagram of the present invention
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1, a kind of intelligent low-pressure breaker controller provided by the invention, comprise signal acquisition circuit, temperature sensing circuit, microprocessor, Executive Module, clock alignment module, outer extension memory circuit, keyboard and display module.
Signal acquisition circuit is for gathering power network current changing value, voltage change, and produces into collection signal and send to microprocessor; Temperature sensing circuit is for detection of variations in temperature, and generation variations in temperature signal sends to microprocessor; Microprocessor adopts the DS80C390 microprocessor, the collection signal and the variations in temperature signal that receive is sent to display module, and the collection signal and the variations in temperature signal that receive are processed, and produces executive signal and sends to Executive Module; Microprocessor is also for sending to the outer extension memory circuit by collection signal, variations in temperature signal and executive signal; Executive Module carries out low-voltage circuit breaker switch closure/disconnection action according to the executive signal received; The clock alignment module is for carrying out clock alignment to microprocessor; Keyboard is for setting the microprocessor initial parameter value; The signal wireless that the outer extension memory circuit sends the microprocessor received sends to remote console, be convenient to artificial remote monitoring, stored simultaneously, the outer extension memory circuit adopts the PSD934F2 chip, this chip has the high speed storing function, integrated other peripheral electron elements also, can be convenient to the expansion of controller function simultaneously.
Below in conjunction with an instantiation, the invention will be further described:
Microprocessor DS80C390 has 2 serial ports, 3 timer/counters, 7 additional interrupts, 1 dog timer able to programme, 6 8bit/O mouths (wherein two and memory interface), also has a data pointer OPRT1.DS80C390 has 2 kinds of packing forms: the LQFP of the PLCC of 68 pin and 64 pin, the design selects the former.Signal acquisition circuit adopts electric energy meter chip CS5460, and microprocessor DS80C390 is connected with the CS5460 interface with the CS holding wire by SDI, SDO, SCLK.Use write operation to be arranged each register of CS5460 inside; Use read operation, read the value of inner each status register of CS5460 and Output rusults register.
This example of digital temperature sensor adopts chip DS1620, and DS1620 is connected with microprocessor DS80C390 by 3-line serial interface, realizes reading of the writing of relevant data, temperature data.
This example of executive circuit adopts with the solid-state relay of photoelectricity isolation and realizes, microprocessor should closure or cut-off switch to the rear judgement of the processing of signal, then orders about solid-state relay and completes.
The outer extension memory circuit adopts the PSD934F2 chip, adds wireless sending module simultaneously; The PSD934F2 chip is specially for the 8bits microprocessor Design, has realized a plurality of peripheral chips are integrated in a chip.The design selects real-time clock/calendar chip PCF8563.PCF8563 and DS80C390 adopt I2C communication interface mode to carry out the data transmission.Because DS80C390 itself does not have the I2C communication interface, so adopt the method for software simulation to be connected with the PCF8563 interface with I2C interface.
The clock alignment module is selected real-time clock/calendar chip PCF8563.PCF8563 and DS80C390 adopt I2C communication interface mode to carry out the data transmission.Because DS80C390 itself does not have the I2C communication interface, so adopt the method for software simulation to be connected with the PCF8563 interface with I2C interface.
Electric energy meter chip CS5460 gathers power network current changing value, voltage change and temperature change value, and convert digital signal to and send in microprocessor DS80C390, DS80C390 is processed the digital signal received, judge whether to surpass the rated value of setting, if overrate, just send power-off signal to relay, relay is carried out switch and is disconnected action, DS80C390 also sends alarm signal to alarm simultaneously, is convenient to manually be processed; DS80C390 also is provided with the delay recovery function of supplying power in addition, after power-off signal sends to relay, enters delay procedure, reaches setting delay time rear drive relay recovery and restores electricity.
Electric energy meter chip CS5460 sends to the outer extension memory circuit by the data that receive in real time, and the outer extension memory circuit utilizes wireless sending module to send the data to remote console and monitored; Electric energy meter chip CS5460 also will cause the data of outage to send to outer extension memory circuit PSD934F2 chip to be stored, and be convenient to record and check.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (3)
1. an intelligent low-pressure breaker controller, is characterized in that: comprise signal acquisition circuit, temperature sensing circuit, microprocessor, Executive Module, outer extension memory circuit, clock alignment module and keyboard;
Signal acquisition circuit, for gathering power network current changing value, voltage change, and produce into collection signal and send to microprocessor;
Temperature sensing circuit, for detection of variations in temperature, and generation variations in temperature signal sends to microprocessor;
Microprocessor, send to display module for the collection signal by receiving and variations in temperature signal, and the collection signal and the variations in temperature signal that receive are processed, and produces executive signal and send to Executive Module; Microprocessor also sends to the outer extension memory circuit by collection signal, variations in temperature signal and executive signal;
Executive Module, carry out low-voltage circuit breaker switch closure/disconnection action for the executive signal according to receiving;
The clock alignment module, for carrying out clock alignment to microprocessor;
Keyboard, for setting the microprocessor initial parameter value;
The outer extension memory circuit, the signal wireless sent for the microprocessor by receiving sends to remote console, is stored simultaneously.
2. a kind of intelligent low-pressure breaker controller according to claim 1, is characterized in that: described microprocessor employing DS80C390 microprocessor.
3. a kind of intelligent low-pressure breaker controller according to claim 1, is characterized in that: described outer extension memory circuit employing PSD934F2 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310473179.8A CN103490515A (en) | 2013-10-11 | 2013-10-11 | Intelligent low-voltage circuit breaker controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310473179.8A CN103490515A (en) | 2013-10-11 | 2013-10-11 | Intelligent low-voltage circuit breaker controller |
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| CN103490515A true CN103490515A (en) | 2014-01-01 |
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| CN201310473179.8A Pending CN103490515A (en) | 2013-10-11 | 2013-10-11 | Intelligent low-voltage circuit breaker controller |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107516941A (en) * | 2017-08-09 | 2017-12-26 | 国网安徽省电力公司阜阳供电公司 | A kind of remote control switching system |
| CN110308389A (en) * | 2019-07-03 | 2019-10-08 | 深圳腾河电力有限公司 | A kind of information acquisition system and method for power grid |
-
2013
- 2013-10-11 CN CN201310473179.8A patent/CN103490515A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107516941A (en) * | 2017-08-09 | 2017-12-26 | 国网安徽省电力公司阜阳供电公司 | A kind of remote control switching system |
| CN110308389A (en) * | 2019-07-03 | 2019-10-08 | 深圳腾河电力有限公司 | A kind of information acquisition system and method for power grid |
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Application publication date: 20140101 |