CN112526965A - Automatic fault detection and repair method for electrical control system - Google Patents
Automatic fault detection and repair method for electrical control system Download PDFInfo
- Publication number
- CN112526965A CN112526965A CN202011272119.6A CN202011272119A CN112526965A CN 112526965 A CN112526965 A CN 112526965A CN 202011272119 A CN202011272119 A CN 202011272119A CN 112526965 A CN112526965 A CN 112526965A
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- fault
- control system
- detection
- electrical control
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0262—Confirmation of fault detection, e.g. extra checks to confirm that a failure has indeed occurred
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0267—Fault communication, e.g. human machine interface [HMI]
- G05B23/027—Alarm generation, e.g. communication protocol; Forms of alarm
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0267—Fault communication, e.g. human machine interface [HMI]
- G05B23/0272—Presentation of monitored results, e.g. selection of status reports to be displayed; Filtering information to the user
Abstract
The invention discloses a method for automatically detecting and reporting faults of an electrical control system, which is used for primarily screening the electrical control system, judging whether the electrical control system has faults through a primary detection and diagnosis module, and not sending an alarm when no faults exist, returning to the primary detection and diagnosis module to monitor the electrical control system in real time, and re-detecting the electrical control system through a detection system when the faults are detected. And the maintenance is carried out.
Description
Technical Field
The invention relates to the field of electric system detection, in particular to an automatic detection and repair method for electric control system faults.
Background
In the industrial field, often need electrical control equipment to control industrial equipment, make its work, often carry out work through the different equipment of electrical control system control, when electrical control system broke down, whole production facility all can stop working, need spend a large amount of time to overhaul to the staff, not only inefficiency, it is slow, waste time moreover, can not find the fault location fast, inconvenient staff uses, provide an electrical control system trouble automated inspection and report the repair method for this reason.
Disclosure of Invention
The invention aims to provide an automatic fault detection and repair method for an electrical control system, aiming at overcoming the defects in the prior art and solving the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: an automatic fault detection and repair method for an electrical control system comprises the following steps:
the method comprises the following steps: the method comprises the steps of primarily screening the electrical control system, judging whether a fault exists through a primary detection and diagnosis module, not sending an alarm if no fault exists, returning to the primary detection and diagnosis module to monitor the electrical control system in real time, and re-detecting through the detection system when the fault is detected;
step two: when the electric control system is detected again, the fault of the electric control system needs to be detected for three times, and if the results of the three times of detection are the same and no fault exists, the electric control system returns to the primary detection and diagnosis module; if the results of the three detections show that the fault exists once, the fault is detected twice again;
step three: if the five detections are carried out and the comprehensive judgment is carried out, the detection returns to the preliminary detection and diagnosis module if no fault exists; if the fault occurs, alarming and carrying out system self-check, finding out a fault occurrence source through troubleshooting, and then classifying the fault;
step four: on wirelessly conveying the trouble to the display, the staff can find out the fault point according to trouble information, overhauls.
As a preferred technical solution of the present invention, the preliminary detection and diagnosis module in the first step is used for monitoring the voltage and current of each line in the electrical control system.
As a preferred technical solution of the present invention, the three detections in the second step are performed by performing three different detection modes of current, voltage and resistance on the faulty line, wherein the two detections are performed by performing two repeated detections on the mode in which the detection result is faulty.
As a preferred technical solution of the present invention, the system self-check in step three is to automatically check a specific circuit, and if the check is not good, the fault point is checked by troubleshooting.
As a preferred technical solution of the present invention, the wireless transmission mode in step four is bluetooth, local area network and LoRa dual-wireless communication.
The invention has the beneficial effects that: the invention adopts different detection modes to detect the electrical control system in real time, judges whether the electrical control system has the risk of failure, can repeatedly detect the failed system for many times, comprehensively evaluate, improve the detection efficiency and speed, improve the detection sensitivity, automatically repair the failed system, and send a failure point to a terminal of a worker in a wireless transmission mode, so that the worker can conveniently and quickly find the problem and carry out maintenance.
Drawings
FIG. 1 is a block diagram of the process of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention more readily understood by those skilled in the art, and thus will more clearly and distinctly define the scope of the invention.
Example (b): referring to fig. 1, the present invention provides a technical solution: an automatic fault detection and repair method for an electrical control system comprises the following steps:
the method comprises the following steps: the method comprises the steps of primarily screening the electrical control system, judging whether a fault exists through a primary detection and diagnosis module, not sending an alarm if no fault exists, returning to the primary detection and diagnosis module to monitor the electrical control system in real time, and re-detecting through the detection system when the fault is detected;
step two: when the electric control system is detected again, the fault of the electric control system needs to be detected for three times, and if the results of the three times of detection are the same and no fault exists, the electric control system returns to the primary detection and diagnosis module; if the results of the three detections show that the fault exists once, the fault is detected twice again;
step three: if the five detections are carried out and the comprehensive judgment is carried out, the detection returns to the preliminary detection and diagnosis module if no fault exists; if the fault occurs, alarming and carrying out system self-check, finding out a fault occurrence source through troubleshooting, and then classifying the fault;
step four: on wirelessly conveying the trouble to the display, the staff can find out the fault point according to trouble information, overhauls.
The primary detection and diagnosis module in the first step monitors the voltage and the current of each line in the electrical control system, the third detection in the second step is to detect the line with a fault in three different detection modes of current, voltage and resistance, the second detection is to detect the line with the fault in two times, the system self-detection in the third step is to automatically overhaul a specific circuit, if the overhaul is not good, the fault point is checked through fault troubleshooting, and the wireless transmission mode in the fourth step is Bluetooth, local area network and LoRa double wireless communication.
The working principle is as follows: an automatic fault detection and repair method for an electrical control system comprises the following specific steps:
the method comprises the following steps: the method comprises the steps of primarily screening the electrical control system, judging whether a fault exists through a primary detection and diagnosis module, not sending an alarm if no fault exists, returning to the primary detection and diagnosis module to monitor the electrical control system in real time, and re-detecting through the detection system when the fault is detected;
step two: when the electric control system is detected again, the fault of the electric control system needs to be detected for three times, and if the results of the three times of detection are the same and no fault exists, the electric control system returns to the primary detection and diagnosis module; if the results of the three detections show that the fault exists once, the fault is detected twice again;
step three: if the five detections are carried out and the comprehensive judgment is carried out, the detection returns to the preliminary detection and diagnosis module if no fault exists; if the fault occurs, alarming and carrying out system self-check, finding out a fault occurrence source through troubleshooting, and then classifying the fault;
step four: on wirelessly conveying the trouble to the display, the staff can find out the fault point according to trouble information, overhauls.
The invention adopts different detection modes to detect the electrical control system in real time, judges whether the electrical control system has the risk of failure, can repeatedly detect the failed system for many times, comprehensively evaluate, improve the detection efficiency and speed, improve the detection sensitivity, automatically repair the failed system, and send a failure point to a terminal of a worker in a wireless transmission mode, so that the worker can conveniently and quickly find the problem and carry out maintenance.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (5)
1. An automatic fault detection and repair method for an electrical control system is characterized by comprising the following steps:
the method comprises the following steps: the method comprises the steps of primarily screening the electrical control system, judging whether a fault exists through a primary detection and diagnosis module, not sending an alarm if no fault exists, returning to the primary detection and diagnosis module to monitor the electrical control system in real time, and re-detecting through the detection system when the fault is detected;
step two: when the electric control system is detected again, the fault of the electric control system needs to be detected for three times, and if the results of the three times of detection are the same and no fault exists, the electric control system returns to the primary detection and diagnosis module; if the results of the three detections show that the fault exists once, the fault is detected twice again;
step three: if the five detections are carried out and the comprehensive judgment is carried out, the detection returns to the preliminary detection and diagnosis module if no fault exists; if the fault occurs, alarming and carrying out system self-check, finding out a fault occurrence source through troubleshooting, and then classifying the fault;
step four: on wirelessly conveying the trouble to the display, the staff can find out the fault point according to trouble information, overhauls.
2. The method for automatically detecting and reporting faults of the electrical control system according to claim 1, wherein the method comprises the following steps: the preliminary detection and diagnosis module in the first step is used for monitoring the voltage and the current of each line in the electric control system.
3. The method for automatically detecting and reporting faults of the electrical control system according to claim 1, wherein the method comprises the following steps: and the third detection in the second step is to detect the line with the fault by three different detection modes of current, voltage and resistance, wherein the second detection is to repeatedly detect the mode with the fault detection result twice.
4. The method for automatically detecting and reporting faults of the electrical control system according to claim 1, wherein the method comprises the following steps: and the system self-check in the third step is to automatically overhaul a specific circuit, and if the overhaul is not good, the fault point is checked through fault troubleshooting.
5. The method for automatically detecting and reporting faults of the electrical control system according to claim 1, wherein the method comprises the following steps: the wireless transmission mode in the fourth step is bluetooth, local area network and LoRa dual-wireless communication.
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| CN202011272119.6A CN112526965A (en) | 2020-11-13 | 2020-11-13 | Automatic fault detection and repair method for electrical control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101078A (en) * | 2021-11-23 | 2022-03-01 | 博众精工科技股份有限公司 | Detection device |
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| CN108693825A (en) * | 2018-04-23 | 2018-10-23 | 西门子工厂自动化工程有限公司 | The detection method and device of PLC input/output modules |
| CN111597067A (en) * | 2020-05-14 | 2020-08-28 | 广州鹄志信息咨询有限公司 | IT fault phenomenon feedback system |
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2020
- 2020-11-13 CN CN202011272119.6A patent/CN112526965A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090084172A1 (en) * | 2007-10-01 | 2009-04-02 | Reina Fukagai | Diagnostic method and apparatus for gas sensor |
| CN101515176A (en) * | 2008-08-29 | 2009-08-26 | 郭春勇 | Detection device and detection method for electric control system |
| CN103135515A (en) * | 2011-12-05 | 2013-06-05 | 北京掌城科技有限公司 | Diagnostic method for vehicle condition |
| CN103941207A (en) * | 2014-03-03 | 2014-07-23 | 广州供电局有限公司 | Electric power measurement automation terminal detection method and system |
| CN107315132A (en) * | 2017-08-04 | 2017-11-03 | 浙江长兴慧城科技有限公司 | A kind of power distribution station automatic fault detection system |
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| CN114101078A (en) * | 2021-11-23 | 2022-03-01 | 博众精工科技股份有限公司 | Detection device |
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Application publication date: 20210319 |