CN103368138A - Transformer station integrated-protection device based on ARM microcontroller - Google Patents
Transformer station integrated-protection device based on ARM microcontroller Download PDFInfo
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- CN103368138A CN103368138A CN 201210082506 CN201210082506A CN103368138A CN 103368138 A CN103368138 A CN 103368138A CN 201210082506 CN201210082506 CN 201210082506 CN 201210082506 A CN201210082506 A CN 201210082506A CN 103368138 A CN103368138 A CN 103368138A
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- arm microcontroller
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- protective device
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Abstract
The invention discloses a transformer station integrated protection device based on an ARM microcontroller, and the device comprises an ARM microcontroller, an active filter, an analog-digital converter, a man-machine interaction device, a measurement device, an external communication device, an optical isolator, and a relay. The input terminal of the active filter is connected with the output terminal of a current/voltage mutual inductor, and the output terminal of the active filter is connected with the input terminal of the analog-digital converter. The analog-digital converter, the man-machine interaction device, the measurement device, the external communication device, the optical isolator and the relay are respectively connected with the ARM microcontroller correspondingly. The relay is connected in series in a switch output loop. According to the invention, the functions of measurement, protection, communication and management are integrated to form a multifunctional integrated management system of a transformer station, and the device is advantageous by comprehensive functions, convenient management, high modularization, and convenient maintenance and upgrade.
Description
Technical field
The present invention relates to a kind of transforming plant protecting device, relate in particular to a kind of Substation Protective Device based on the ARM microcontroller.
Background technology
The transforming plant protecting device is to detect information according to the electric current and voltage variable condition substation equipment is protected the system of management, serves as important effect in the safe operation process of transformer station.Existing transforming plant protecting device, its function ratio is more single, only relates to information and detects and safeguard protection, so be difficult to use in the integrated management of other side, can't adapt to the multiple demand of modern society's Novel transformer substation.
Summary of the invention
Purpose of the present invention provides a kind of Substation Protective Device based on the ARM microcontroller with regard to being in order to address the above problem.
The present invention is achieved through the following technical solutions above-mentioned purpose:
The present invention includes the ARM microcontroller, active filter, analog to digital converter, human-computer interaction device, measurement mechanism, external communication device, optical isolator and relay, the input of described active filter is connected with the output of current/voltage instrument transformer, the output of described active filter is connected with the input of described analog to digital converter, the data transmission port of described analog to digital converter is connected with the current/voltage data transmission port of described ARM microcontroller, the human-machine interaction data transmit port of described ARM microcontroller is connected with the data transmission port of described human-computer interaction device, the data transfer port of described ARM microcontroller is connected with the data transmission port of described measurement mechanism, the communication data transmit port of described ARM microcontroller is connected with the data transmission port of described external communication device, the input input switch amount input signal of described optical isolator, the output of described optical isolator is connected with the switching value signal input part of described ARM microcontroller, the switching value signal output part of described ARM microcontroller is connected with the control end of described relay, and described relay is connected in series in described switching value output loop.
Particularly, described analog to digital converter comprises the first analog to digital converter and the second analog to digital converter.
Described human-computer interaction device comprises control chip, LCD and keyboard, the data transmission port of described control chip is connected with the human-machine interaction data transmit port of described ARM microcontroller, the display output of described control chip is connected with the signal input part of described LCD, and the signal output part of described keyboard is connected with the keyboard signal input of described control chip; As preferably, described control chip is the P89C51RD2FA chip.
Described measurement mechanism is the electric energy measurement integrated chip; As preferably, described electric energy measurement integrated chip is the ADE7758 chip.
Described external communication device is network control chip; As preferably, described network control chip is the RTL8019AS chip.
Described Substation Protective Device also comprises memory; As preferably, described memory is the CY7C1041 chip.
Beneficial effect of the present invention is:
Composite measurement of the present invention, protection, communication and management function form the multifunctional comprehensive management system of a cover transformer station, have complete function, be convenient to manage and the degree of modularity is high, be convenient to the advantage safeguarding and upgrade.
Description of drawings
Accompanying drawing is structured flowchart of the present invention.
Embodiment
The invention will be further described below in conjunction with accompanying drawing:
As shown in drawings, the present invention includes the ARM microcontroller, active filter, the first analog to digital converter, the second analog to digital converter, control chip IC1, LCD, keyboard, electric energy measurement integrated chip IC2, network control chip IC3, optical isolator, relay and memory, the input of active filter is connected with the output of current/voltage instrument transformer, the output of active filter respectively with the first analog to digital converter be connected the input of analog to digital converter and be connected, the first analog to digital converter be connected the data transmission port of analog to digital converter and be connected with the current/voltage data transmission port of ARM microcontroller, the human-machine interaction data transmit port of ARM microcontroller is connected with the data transmission port of control chip IC1, the display output of control chip IC1 is connected with the signal input part of LCD, the signal output part of keyboard is connected with the keyboard signal input of control chip IC1, the data transfer port of ARM microcontroller is connected with the data transmission port of electric energy measurement integrated chip IC2, the communication data transmit port of ARM microcontroller is connected with the data transmission port of network control chip IC3, the input input switch amount input signal of optical isolator, the output of optical isolator is connected with the switching value signal input part of ARM microcontroller, the switching value signal output part of ARM microcontroller is connected with the control end of relay, and relay is connected in series in the switching value output loop.
Particularly, control chip IC1 is the P89C51RD2FA chip, and electric energy measurement integrated chip IC2 is the ADE7758 chip, and network control chip IC3 is the RTL8019AS chip, and memory is the CY7C1041 chip.
Composite measurement of the present invention, protection, communication, man-machine interaction and management function form the multifunctional comprehensive management system of a cover transformer station, have complete function, be convenient to manage and the degree of modularity is high, be convenient to the advantage safeguarding and upgrade.
Claims (10)
1. Substation Protective Device based on the ARM microcontroller; it is characterized in that: comprise the ARM microcontroller; active filter; analog to digital converter; human-computer interaction device; measurement mechanism; external communication device; optical isolator and relay; the input of described active filter is connected with the output of current/voltage instrument transformer; the output of described active filter is connected with the input of described analog to digital converter; the data transmission port of described analog to digital converter is connected with the current/voltage data transmission port of described ARM microcontroller; the human-machine interaction data transmit port of described ARM microcontroller is connected with the data transmission port of described human-computer interaction device; the data transfer port of described ARM microcontroller is connected with the data transmission port of described measurement mechanism; the communication data transmit port of described ARM microcontroller is connected with the data transmission port of described external communication device; the input input switch amount input signal of described optical isolator; the output of described optical isolator is connected with the switching value signal input part of described ARM microcontroller; the switching value signal output part of described ARM microcontroller is connected with the control end of described relay, and described relay is connected in series in described switching value output loop.
2. the Substation Protective Device based on the ARM microcontroller according to claim 1, it is characterized in that: described analog to digital converter comprises the first analog to digital converter and the second analog to digital converter.
3. the Substation Protective Device based on the ARM microcontroller according to claim 1; it is characterized in that: described human-computer interaction device comprises control chip, LCD and keyboard; the data transmission port of described control chip is connected with the human-machine interaction data transmit port of described ARM microcontroller; the display output of described control chip is connected with the signal input part of described LCD, and the signal output part of described keyboard is connected with the keyboard signal input of described control chip.
4. the Substation Protective Device based on the ARM microcontroller according to claim 3, it is characterized in that: described control chip is the P89C51RD2FA chip.
5. the Substation Protective Device based on the ARM microcontroller according to claim 1, it is characterized in that: described measurement mechanism is the electric energy measurement integrated chip.
6. the Substation Protective Device based on the ARM microcontroller according to claim 5, it is characterized in that: described electric energy measurement integrated chip is the ADE7758 chip.
7. the Substation Protective Device based on the ARM microcontroller according to claim 1, it is characterized in that: described external communication device is network control chip.
8. the Substation Protective Device based on the ARM microcontroller according to claim 7, it is characterized in that: described network control chip is the RTL8019AS chip.
9. the Substation Protective Device based on the ARM microcontroller according to claim 1, it is characterized in that: described Substation Protective Device also comprises memory.
10. the Substation Protective Device based on the ARM microcontroller according to claim 9, it is characterized in that: described memory is the CY7C1041 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210082506 CN103368138A (en) | 2012-03-27 | 2012-03-27 | Transformer station integrated-protection device based on ARM microcontroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210082506 CN103368138A (en) | 2012-03-27 | 2012-03-27 | Transformer station integrated-protection device based on ARM microcontroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103368138A true CN103368138A (en) | 2013-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210082506 Pending CN103368138A (en) | 2012-03-27 | 2012-03-27 | Transformer station integrated-protection device based on ARM microcontroller |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171285A (en) * | 2017-07-01 | 2017-09-15 | 合肥东玖电气有限公司 | A kind of computer integrated protection system |
| CN109103988A (en) * | 2018-09-12 | 2018-12-28 | 合肥多元节电科技有限公司 | A kind of novel transformer substation system comprehensive protector |
-
2012
- 2012-03-27 CN CN 201210082506 patent/CN103368138A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171285A (en) * | 2017-07-01 | 2017-09-15 | 合肥东玖电气有限公司 | A kind of computer integrated protection system |
| CN109103988A (en) * | 2018-09-12 | 2018-12-28 | 合肥多元节电科技有限公司 | A kind of novel transformer substation system comprehensive protector |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131023 |