CN103885442A - System and method for capturing equipment flickering fault sources - Google Patents
System and method for capturing equipment flickering fault sources Download PDFInfo
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- CN103885442A CN103885442A CN201410131355.4A CN201410131355A CN103885442A CN 103885442 A CN103885442 A CN 103885442A CN 201410131355 A CN201410131355 A CN 201410131355A CN 103885442 A CN103885442 A CN 103885442A
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Abstract
The invention discloses a system for capturing equipment flickering fault sources. A plurality of detection channels are connected with a plurality of signal points of controlled equipment respectively, and each detection channel is connected with one signal point. Each detection channel comprises a detection module, a reset module and an RS trigger. One end of each detection module is connected with one signal point of the controlled equipment, and the other end of each detection module is connected with the S end of the corresponding RS trigger. One end of each reset module is connected with one signal point of the controlled equipment, and the other end of each reset module is connected with the R end of the corresponding RS trigger. Each reset module is in a commonly-opened state, and the output end of each RS trigger is connected with a fault indicator. According to the system and method, the signal conditions of the signal points of the controlled equipment are detected through the detection channels, when signal flickering happens, the fault indicator timely captures the flickering, and the purposes that the signal points of faults can be timely found out when the faults occurs to the equipment, maintaining is facilitated, and production can be recovered as soon as possible are achieved.
Description
Technical field
The present invention relates to robotization fault detect field, relate in particular to a kind of equipment flickering source of trouble capture systems and method.
Background technology
Constantly perfect along with modern detection method; programmable logic controller (PLC) (Programmable Logic Controller; or dcs (Distributed Control System PLC); DCS) quick all-round popularization; in order to ensure the person and the safety of equipment, each controlled device is got more and more by the safety interlocking stopping signal of sealing-tape machine etc. as blast furnace blower, generator, oxygenerator, milling train, transport.
These signals comprise: logically must continue that overcurrent protection signal, line under-voltage signal, contactor closure signal, axial translation transfinite, axle shake is transfinited prior to the run signal of the equipment of this device start, power supply switching signal, heat, axle temperature transfinite, motor stator temperature over-range signal, analog quantity transfinite etc.And some single devices Concatenate shut-down signals just reach tens even tens.
And any one signal flickering all can cause equipment failure to be shut down in these signals; thereby impact is produced; this just need to break down after shutdown at equipment; in multiple signals, find as early as possible flickering signal; thereby keep in repair targetedly; resume production as early as possible, and in prior art, also lack the equipment that can find as early as possible the source of trouble after equipment failure is shut down.
Summary of the invention
In view of this, the invention provides a kind of equipment flickering source of trouble capture systems and method, to solve the problem that can not find in time the source of trouble that causes equipment failure shutdown in prior art, its concrete scheme is as follows:
A kind of equipment flickering source of trouble capture systems, comprise: many detection path that are connected with multiple signaling points of controlled device respectively, every detection path is connected with a signaling point, and described detection path comprises: detection module, reseting module and rest-set flip-flop, wherein:
One end of described detection module is connected with the signaling point of described controlled device, and the other end of described detection module is connected with the S of described rest-set flip-flop end;
One end of described reseting module is connected with the signaling point of described controlled device, and the other end of described reseting module is connected with the R of described rest-set flip-flop end, and described reseting module is in normally open;
The output terminal of described rest-set flip-flop is connected with fault detector.
Comprise:
The output terminal of the rest-set flip-flop of described every detection path is all connected with the S end of the rest-set flip-flop of other detection path.
A kind of equipment flickering source of trouble catching method, comprising:
Detect respectively the signal of multiple signaling points of controlled device;
In the time detecting that flickering appears in the signal of certain signaling point, carry out the concurrent indicator signal that is out of order of signal capture;
Receive reset signal, cancel described fault indication signal.
Also comprise:
In the time that a signaling point breaks down instruction, the signal of other signaling point of locking.
Can find out from technique scheme, equipment flickering source of trouble capture systems disclosed by the invention, by many detection path that are connected with multiple signaling points of controlled device respectively, every detection path is connected with a signaling point, detection path comprises: detection module, reseting module and rest-set flip-flop, one end of detection module is connected with the signaling point of controlled device, the other end is connected with the S end of rest-set flip-flop, one end of reseting module is connected with the signaling point of controlled device, the other end is connected with the R end of rest-set flip-flop, and reseting module is in normally open, the output terminal of rest-set flip-flop is connected with fault detector.The RST of the present invention's multiple signaling points to controlled device by detection path detects, and in the time there is signal flickering, fault detector is caught in time, realize in the time that equipment breaks down, can find in time the signaling point breaking down, so that maintenance is resumed production as early as possible.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the disclosed a kind of detection path of the embodiment of the present invention;
Fig. 2 is the process flow diagram of the disclosed a kind of equipment flickering source of trouble catching method of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The present embodiment discloses a kind of equipment flickering source of trouble capture systems, comprising: many detection path that are connected with multiple signaling points of controlled device respectively, every detection path is connected with a signaling point.
Wherein, the structure of detection path as shown in Figure 1, comprising:
One end of detection module 11 is connected with the signaling point of controlled device, and the other end of detection module 11 is connected with the S end of rest-set flip-flop 13.
One end of reseting module 12 is connected with the reset signal point of controlled device, and the other end of reseting module 12 is connected with the R end of rest-set flip-flop 13, and reseting module 12 is in normally open.
The output terminal of rest-set flip-flop 13 is connected with fault detector.
The disclosed equipment flickering of the present embodiment source of trouble capture systems is made up of many detection path, many detection path is connected with multiple signaling points of controlled device respectively, when flickering appears in one of them signaling point, while causing controlled device disorderly closedown, detection module 11 in detection path detects the flickering of signal, and make the S end of rest-set flip-flop 13 put 1, R end is set to 0, make to hold the fault detector being connected to send indicating fault with the output terminal Q of rest-set flip-flop 13, prompting occurs that it is that signal flickering causes the signal of controlled device disorderly closedown for which signal, while making signal occur flickering, catch in time the signal that occurs flickering, so that maintenance as early as possible.
In the time that fault detector sends indicating fault, the signal location that alert breaks down, to repair in time, in the time that reparation completes, send signal to reseting module 12 by maintenance personal, make rest-set flip-flop 13 obtain a reset signal, put 1 according to the R end of this reset signal control rest-set flip-flop 13, S end sets to 0, and rest-set flip-flop 13 is resetted, and proceeds follow-up testing.
The disclosed equipment flickering of the present embodiment source of trouble capture systems, by many detection path that are connected with multiple signaling points of controlled device respectively, every detection path is connected with a signaling point, detection path comprises: detection module, reseting module and rest-set flip-flop, one end of detection module is connected with the signaling point of controlled device, the other end is connected with the S end of rest-set flip-flop, one end of reseting module is connected with the signaling point of controlled device, the other end is connected with the R end of rest-set flip-flop, and reseting module is in normally open, the output terminal of rest-set flip-flop is connected with fault detector.The RST of the present invention's multiple signaling points to controlled device by detection path detects, and in the time there is signal flickering, fault detector is caught in time, realize in the time that equipment breaks down, can find in time the signaling point breaking down, so that maintenance is resumed production as early as possible.
Preferably, the disclosed equipment flickering of the present embodiment source of trouble capture systems, wherein, the output terminal of the rest-set flip-flop of every detection path is all connected with the S end of the rest-set flip-flop of other detection path.
Be connected by the output terminal of rest-set flip-flop of every detection path and the S of the rest-set flip-flop of other detection path end; when realization puts 1 when the S of the rest-set flip-flop of detection path end; the locking of other detection path; the signaling point of other detection path is not gathered; only gather the signal of the signaling point that occurs at first flickering; avoid controlled device to break down while shutdown, be the flickering which signal occurs owing to existing multiple interlocking signals to cause knowing, thereby delay production.
The present embodiment discloses a kind of equipment flickering source of trouble catching method, on the basis of the said equipment flickering source of trouble capture systems, realizes, and its process flow diagram as shown in Figure 2, comprising:
Step S21, detect respectively the signal of multiple signaling points of controlled device;
Many detection path is connected with multiple signaling points respectively, and every detection path is only connected with a signaling point, for detection of the signal of this signaling point of its corresponding controlled device.
Step S22, in the time detecting that flickering appears in the signal of certain signaling point, carry out signal capture, the concurrent indicator signal that is out of order;
In the time detecting that flickering appears in the signal of certain signaling point; the S end of the rest-set flip-flop in detection path corresponding to this signaling point puts 1; R end is set to 0; make to put 1 with the output terminal Q end of rest-set flip-flop; and making the fault detector being connected with the output terminal of rest-set flip-flop send indicating fault, prompting occurs that it is that signal flickering causes the signal of controlled device disorderly closedown for which signal.
Step S23, reception reset signal, cancel described fault indication signal.
In the time that fault detector sends indicating fault, operating personnel repair the signaling point of controlled device according to indicating fault, and in the time that reparation completes, reseting module receives reset signal, reset according to reset enable signal rest-set flip-flop, proceed follow-up testing.
The disclosed equipment flickering of the present embodiment source of trouble catching method, detect respectively the signal of multiple signaling points of controlled device, in the time detecting that flickering appears in the signal of certain signaling point, carry out the concurrent indicator signal that is out of order of signal capture, in the time that the reparation of signaling point is completed, receive reset signal, cancel fault indication signal.The RST of the present invention's multiple signaling points to controlled device by detection path detects, and in the time there is signal flickering, fault detector is caught in time, realize in the time that equipment breaks down, can find in time the signaling point breaking down, so that maintenance is resumed production as early as possible.
Preferably, the disclosed equipment flickering of the present embodiment source of trouble catching method, is sending after fault indication signal, also comprises:
Step S24, break down when instruction when a signaling point, the signal of other signaling point of locking.
In the time that a signaling point breaks down instruction, the S end of the rest-set flip-flop of this detection path puts 1, after its output terminal negate, be connected with the S end of the rest-set flip-flop of other detection path, cause the detection path locking at other rest-set flip-flop place, the signaling point of other detection path is not carried out the collection of signal, only gather the signal of the signaling point that occurs at first flickering, from numerous signals, know in time that flickering appears in which signal, thereby repair in time, avoid delaying production.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment, between each embodiment identical similar part mutually referring to.For the disclosed device of embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates referring to method part.
Professional can also further recognize, unit and the algorithm steps of each example of describing in conjunction with embodiment disclosed herein, can realize with electronic hardware, computer software or the combination of the two, for the interchangeability of hardware and software is clearly described, composition and the step of each example described according to function in the above description in general manner.These functions are carried out with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can realize described function with distinct methods to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
The software module that the method for describing in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to carry out, or the combination of the two is implemented.Software module can be placed in the storage medium of any other form known in random access memory (RAM), internal memory, ROM (read-only memory) (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. an equipment flickering source of trouble capture systems, it is characterized in that, comprising: many detection path that are connected with multiple signaling points of controlled device respectively, every detection path is connected with a signaling point, described detection path comprises: detection module, reseting module and rest-set flip-flop, wherein:
One end of described detection module is connected with the signaling point of described controlled device, and the other end of described detection module is connected with the S of described rest-set flip-flop end;
One end of described reseting module is connected with the signaling point of described controlled device, and the other end of described reseting module is connected with the R of described rest-set flip-flop end, and described reseting module is in normally open;
The output terminal of described rest-set flip-flop is connected with fault detector.
2. system according to claim 1, is characterized in that, comprising:
The output terminal of the rest-set flip-flop of described every detection path is all connected with the S end of the rest-set flip-flop of other detection path.
3. an equipment flickering source of trouble catching method, is characterized in that, comprising:
Detect respectively the signal of multiple signaling points of controlled device;
In the time detecting that flickering appears in the signal of certain signaling point, carry out the concurrent indicator signal that is out of order of signal capture;
Receive reset signal, cancel described fault indication signal.
4. method according to claim 3, is characterized in that, also comprises:
In the time that a signaling point breaks down instruction, the signal of other signaling point of locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410131355.4A CN103885442B (en) | 2014-04-02 | 2014-04-02 | System and method for capturing equipment flickering fault sources |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410131355.4A CN103885442B (en) | 2014-04-02 | 2014-04-02 | System and method for capturing equipment flickering fault sources |
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| CN103885442A true CN103885442A (en) | 2014-06-25 |
| CN103885442B CN103885442B (en) | 2017-01-18 |
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| CN201203801Y (en) * | 2008-05-26 | 2009-03-04 | 唐山钢铁股份有限公司 | Self-diagnosis system for equipment operation failure |
| CN101639676A (en) * | 2008-07-29 | 2010-02-03 | 上海梅山钢铁股份有限公司 | PLC single-channel multi-fault output device |
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| CN102890235A (en) * | 2011-07-18 | 2013-01-23 | 西门子公司 | Fault detection method and device |
| CN103294048A (en) * | 2012-02-27 | 2013-09-11 | 阿尔特拉公司 | Methods and apparatuses for automatic fault detection |
-
2014
- 2014-04-02 CN CN201410131355.4A patent/CN103885442B/en not_active Expired - Fee Related
Patent Citations (6)
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| JPS5773620A (en) * | 1980-10-27 | 1982-05-08 | Diesel Kiki Co Ltd | Method and device for detecting fault |
| CN201203801Y (en) * | 2008-05-26 | 2009-03-04 | 唐山钢铁股份有限公司 | Self-diagnosis system for equipment operation failure |
| CN101639676A (en) * | 2008-07-29 | 2010-02-03 | 上海梅山钢铁股份有限公司 | PLC single-channel multi-fault output device |
| CN101739021A (en) * | 2008-11-14 | 2010-06-16 | 北京谊安医疗系统股份有限公司 | Equipment self-inspection control device |
| CN102890235A (en) * | 2011-07-18 | 2013-01-23 | 西门子公司 | Fault detection method and device |
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Non-Patent Citations (1)
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| 凌昊: "电压闪变检测仪的研究", 《中国优秀硕士学位论文全文数据库（电子期刊）工程科技II辑》 * |
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