CN103569623B - Load-transfer device fault length of run diagnostic system and method - Google Patents
Load-transfer device fault length of run diagnostic system and method Download PDFInfo
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- CN103569623B CN103569623B CN201210282246.3A CN201210282246A CN103569623B CN 103569623 B CN103569623 B CN 103569623B CN 201210282246 A CN201210282246 A CN 201210282246A CN 103569623 B CN103569623 B CN 103569623B
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Abstract
A kind of load-transfer device Remote Fault Diagnosis method, comprising: utilize acquisition of signal control monitor unit to monitor the running state of described load-transfer device, and gather the operating state signal of this load-transfer device; Control the programmable logic controller (PLC) that this load-transfer device runs and receive above-mentioned operating state signal, and diagnose described load-transfer device whether et out of order according to this operating state signal; If diagnostic result be this conveying with fault, then trigger the alerting signal corresponding with this fault; Monitoring computer receives described alerting signal, and from an alarm message data bank prepared in advance, extracts corresponding alarm message according to this alerting signal, and this alarm message comprises location of fault and reason; And this alarm message is presented on described monitoring computer.The present invention also provides a kind of load-transfer device Remote Fault Diagnosis system.Utilize the present invention, can the fault of remote diagnosis load-transfer device, avoid affecting paper roll and produce.
Description
Technical field
The present invention relates to a kind of paper technology, particularly relate to the load-transfer device Remote Fault Diagnosis system and method in this paper technology a kind of.
Background technology
In paper technology, the load-transfer device of paper roll carries out trouble diagnosing by programmable logic controller (PLC) (programmable logiccontroller, PLC) as key control unit.When load-transfer device et out of order, operator needs the place (i.e. trouble point) confirming that to production scene fault occurs and the reason broken down, and then Advise By Wire plant maintenance personnel are to production scene handling failure.Usually, plant maintenance personnel can handle accordingly according to the running condition tracing trouble point of load-transfer device, and rely on personal experience cannot diagnose out this fault once this plant maintenance personnel, technical personnel is then needed to use professional computer on line PLC to carry out tracing trouble point, thus cause the diagnosis of whole fault, processing time longer, affect the normal operation of load-transfer device, cause great loss to papermaking company.
Summary of the invention
In view of above content, be necessary to provide a kind of load-transfer device Remote Fault Diagnosis system, it can be monitored the running state of load-transfer device by monitoring computer and show failure message in real time, is convenient to plant maintenance personnel fast processing fault, avoids affecting paper roll and produces.
There is a need to provide a kind of load-transfer device Remote Fault Diagnosis method, it can be monitored the running state of load-transfer device by monitoring computer and show failure message in real time, is convenient to plant maintenance personnel fast processing fault, avoids affecting paper roll and produces.
Described load-transfer device Remote Fault Diagnosis system, comprising: acquisition of signal control monitor unit, for monitoring the running state of described load-transfer device, gathers the operating state signal of this load-transfer device; Programmable logic controller (PLC), running for controlling described load-transfer device, receiving the operating state signal of this load-transfer device, and diagnose described load-transfer device whether et out of order according to this operating state signal, if diagnostic result be this conveying with fault, then trigger the alerting signal corresponding with this fault; And monitoring computer, for receiving described alerting signal, and from an alarm message data bank prepared in advance, extract corresponding alarm message according to this alerting signal, and show this alarm message, wherein, this alarm message comprises location of fault and reason.
Described load-transfer device Remote Fault Diagnosis method, comprising: utilize acquisition of signal control monitor unit to monitor the running state of described load-transfer device, and gather the operating state signal of this load-transfer device; Control the programmable logic controller (PLC) that this load-transfer device runs and receive above-mentioned operating state signal, and diagnose described load-transfer device whether et out of order according to this operating state signal; If diagnostic result be this conveying with fault, then trigger the alerting signal corresponding with this fault; Monitoring computer receives described alerting signal, and from an alarm message data bank prepared in advance, extracts corresponding alarm message according to this alerting signal, and this alarm message comprises location of fault and reason; And this alarm message is presented on described monitoring computer.
Compared to prior art, after increase load-transfer device Remote Fault Diagnosis system, even if the distribution limit of whole load-transfer device is wider, site operation people also just directly can monitor the running state of load-transfer device by monitoring computer at centralized control room, the fault of Timeliness coverage load-transfer device, and the displacement plan of reasonable arrangement paper roll.Meanwhile, plant maintenance personnel also can diagnose rapidly is out of order a little and fault cause, thus shortens fault handling time, avoids affecting paper roll and produces.
Accompanying drawing explanation
Fig. 1 is the structural representation of load-transfer device Remote Fault Diagnosis system of the present invention.
Connection diagram when Fig. 2 is the long distance of signal transmission between monitoring computer of the present invention and programmable logic controller (PLC).
Fig. 3 is the structural representation of monitoring computer preferred embodiment of the present invention.
Fig. 4 is the operation process chart of load-transfer device Remote Fault Diagnosis method of the present invention preferred embodiment.
Main element nomenclature
| Load-transfer device Remote Fault Diagnosis system | 1000 |
| Monitoring computer | 1 |
| Failure diagnosis unit | 10 |
| Alarm message data bank | 12 |
| Storage equipment | 14 |
| Treater | 16 |
| Display screen | 18 |
| Hub | 2 |
| Fiber optic switching module | 3 |
| PLC | 4 |
| Control unit | 40 |
| Acquisition of signal control monitor unit | 5 |
| Load-transfer device | 6 |
| Receiver module | 100 |
| Fault recognition module | 102 |
| Display module | 104 |
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
As shown in Figure 1, be the structural representation of load-transfer device Remote Fault Diagnosis system 1000 of the present invention.This load-transfer device Remote Fault Diagnosis system 1000 comprises monitoring computer 1, programmable logic controller (PLC) (programmable logic controller, PLC) below 4(is referred to as " PLC4 ") and acquisition of signal control monitor unit 5.This PLC4 is for controlling the operation of load-transfer device 6.Described acquisition of signal control monitor unit 5 is for monitoring the running state of load-transfer device 6, and gather the operating state signal of this load-transfer device 6, as gathered the run signal and/or the output signal that run relevant each hardware to this load-transfer device 6, this hardware comprises sensor, frequency converter, bus communication module, contactless switch and relay.The position that described monitoring computer 1 breaks down for remote diagnosis load-transfer device 6 and reason.
When signal transmission distance when between monitoring computer 1 and PLC4 is far away, data-signal transmission is carried out by Industrial Ethernet between this monitoring computer 1 and PLC4, as shown in Figure 2, a hub 2 and two fiber optic switching modules 3 have been installed additional, for diagnosing, the transmission of monitor message between this monitoring computer 1 and PLC4.In the present embodiment, this fiber optic switching module 3 is for transferring optical fiber to general twisted-pair power cable.
For the different faults that load-transfer device 6 occurs, the present embodiment has write corresponding diagnostic program in PLC4, is below referred to as " control unit 40 ", thus diagnoses this load-transfer device 6 whether et out of order according to the operating state signal of the above-mentioned load-transfer device 6 collected.If diagnostic result has fault for this load-transfer device 6, then trigger the alerting signal corresponding with this fault, and send monitoring computer 1 to.In the present embodiment, often kind of corresponding a kind of alerting signal of fault.This fault is as encoder fault, the non-adhesive of contactless switch etc.
In other embodiments, this control unit 40 is also for finding out the position, reason etc. of load-transfer device 6 et out of order according to collected operating state signal.
In order to realize remote monitoring and diagnostics object, the present embodiment is provided with a failure diagnosis unit 10 in monitoring computer 1.This failure diagnosis unit 10 be in fact one to be diagnosed as object, independently developed diagnostic program.Except this diagnostic program, an alarm message data bank 12 also prepared in advance in monitoring computer 1.The alerting signal that described failure diagnosis unit 10 can transmit according to PLC4 extracts corresponding alarm message from this alarm message data bank 12, and is presented on monitoring computer 1 by this alarm message (comprising location of fault, reason etc.).
As shown in Figure 3, be the structural representation of monitoring computer 1 of the present invention preferred embodiment.
In this monitoring computer 1 except described failure diagnosis unit 10 and alarm message data bank 12 are installed, also comprise storage equipment 14, at least one treater 16 and display screen 18.This monitoring computer 1 can be computing machine or other any device with data processing function.
Storage equipment 14 is for storing the computerization program code of described failure diagnosis unit 10 and storing described alarm message data bank 12.This storage equipment 14 can be the built-in memory device of monitoring computer 1, also can be the external memory device of monitoring computer 1.
Treater 16, by performing the computerization program code of described failure diagnosis unit 10, realizes the Remote Fault Diagnosis flow process of load-transfer device 6.
The alarm message that display screen 18 extracts according to the alerting signal that PLC4 transmits for showing failure diagnosis unit 10 from alarm message data bank 12, this alarm message comprises location of fault, reason etc.
In the present embodiment, described failure diagnosis unit 10 is arranged in this storage equipment 14 with the form of software program or instruction, and is performed by treater 16.This failure diagnosis unit 10 comprises receiver module 100, fault recognition module 102 and display module 104.Module alleged by the present invention has been the computer program code segments of a specific function, is more suitable for describing software implementation in a computer, therefore all describes with module software description below the present invention than program.
Wherein, this receiver module 100 is for receiving the alerting signal transmitted from described PLC4.Fault recognition module 102 for extracting corresponding alarm message from described alarm message data bank 12 prepared in advance according to this alerting signal.Described display module 104 is checked for maintenance of equipment personnel for being presented at by this alarm message on display screen 18.
As shown in Figure 4, be the operation process chart of load-transfer device Remote Fault Diagnosis method of the present invention preferred embodiment.
Step S100, utilizes acquisition of signal control monitor unit 5 to monitor the running state of load-transfer device 6, and gathers the operating state signal of this load-transfer device 6.Specifically, the present embodiment is by gather and this load-transfer device 6 runs the operating state signal that the run signal of relevant sensor, frequency converter, bus communication module, contactless switch and relay and/or output signal obtain load-transfer device 6.
Step S102, PLC4 receive the operating state signal of this load-transfer device 6, and according to this operating state signal diagnosis load-transfer device 6 whether et out of order in step S104.
If diagnostic result does not have fault for this load-transfer device 6, then process ends.
If diagnostic result has fault for this load-transfer device 6, then trigger the alerting signal corresponding with this fault in step S106, PLC4.In other embodiments, this PLC4 can also obtain location of fault and reason according to described operating state signal, and passes through installed annunciator and send alarm sound, carry out light flash by the LED of installation, or reports to the police in modes such as information indicatings.
Such as, the run signal of frequency converter is for judging load-transfer device 6 whether action, and as load-transfer device 6 is failure to actuate, coder is non-output signal then.PLC4 can carry out diagnosis coding device whether fault according to the output signal of the run signal of the frequency converter collected, coder (signal that load-transfer device 6 uses coder to export comprises A, B ,/A ,/B totally four phase signals).Particularly, when frequency converter runs, the output signal A of coder need occur in pairs with/A, B and/B, if the signal A that PLC4 receives and/A, or the difference of the pulse count of B and/B is greater than a preset value, as 50 (gather and be once called a pulse), then think that this coder is abnormal, i.e. load-transfer device 6 et out of order.
Again such as, the adhesive of PLC4 output signal control contactor, gathers the secondary contact signal of this contactless switch simultaneously, when the secondary contact signal of this contactless switch is 1, judges this contactless switch adhesive; And when the secondary contact signal of this contactless switch is 0, judge the non-adhesive of this contactless switch.Now, the diagnostic result of PLC4 is load-transfer device 6 et out of order.
Step S108, described receiver module 100 receives the alerting signal transmitted from described PLC4, and fault recognition module 102 extracts corresponding alarm message according to this alerting signal from described alarm message data bank 12 prepared in advance.Wherein, this alarm message comprises location of fault and reason.
Step S108, this alarm message is presented on display screen 18 and checks for maintenance of equipment personnel by described display module 104.
In other embodiments, location of fault and reason by load-transfer device 6 fault described in the mode caution device maintainers such as warning, light flash, and can also be presented to maintenance of equipment personnel by display screen 18 by described monitoring computer 1.
Finally it should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not depart from the spirit and scope of technical solution of the present invention.Such as, the method is applied on boundary line clearly, finds boundary point.
Claims (10)
1. a load-transfer device Remote Fault Diagnosis system, is characterized in that, this system comprises:
Acquisition of signal control monitor unit, for monitoring the running state of described load-transfer device, gathers the operating state signal of this load-transfer device;
Programmable logic controller (PLC), running for controlling described load-transfer device, receiving the operating state signal of this load-transfer device, and diagnose described load-transfer device whether et out of order according to this operating state signal, if diagnostic result be this conveying with fault, then trigger the alerting signal corresponding with this fault; And
Monitoring computer, for receiving described alerting signal, and from an alarm message data bank prepared in advance, extract corresponding alarm message according to this alerting signal, and show this alarm message, wherein, this alarm message comprises location of fault and reason.
2. load-transfer device Remote Fault Diagnosis system as claimed in claim 1, is characterized in that, has the diagnostic program that the different faults for load-transfer device is write in described programmable logic controller (PLC).
3. load-transfer device Remote Fault Diagnosis system as claimed in claim 1, it is characterized in that, during long distance of signal transmission when between described monitoring computer and described programmable logic controller (PLC), between this monitoring computer and programmable logic controller (PLC), set up a hub be connected with two fiber optic switching modules.
4. load-transfer device Remote Fault Diagnosis system as claimed in claim 1, it is characterized in that, described monitoring computer comprises:
Receiver module, for receiving the alerting signal transmitted from described programmable logic controller (PLC);
Fault recognition module, for extracting corresponding alarm message from described alarm message data bank prepared in advance according to this alerting signal, this alarm message comprises location of fault and reason; And
Display module, checks for maintenance of equipment personnel for this alarm message being presented at display screen.
5. load-transfer device Remote Fault Diagnosis system as claimed in claim 1, it is characterized in that, described programmable logic controller (PLC) is after triggering the alerting signal corresponding with fault, also for being reported to the police by sound, light flash or information indicating according to this alerting signal, and obtain the position of et out of order and the reason of et out of order according to described operating state signal.
6. a load-transfer device Remote Fault Diagnosis method, is characterized in that, the method comprises:
Utilize acquisition of signal control monitor unit to monitor the running state of described load-transfer device, and gather the operating state signal of this load-transfer device;
Control the programmable logic controller (PLC) that this load-transfer device runs and receive above-mentioned operating state signal, and diagnose described load-transfer device whether et out of order according to this operating state signal;
If diagnostic result be this conveying with fault, then trigger the alerting signal corresponding with this fault;
Monitoring computer receives described alerting signal, and from an alarm message data bank prepared in advance, extracts corresponding alarm message according to this alerting signal, and this alarm message comprises location of fault and reason; And
This alarm message is presented on described monitoring computer.
7. load-transfer device Remote Fault Diagnosis method as claimed in claim 6, is characterized in that, has the diagnostic program that the different faults for load-transfer device is write in described programmable logic controller (PLC).
8. load-transfer device Remote Fault Diagnosis method as claimed in claim 6, it is characterized in that, during long distance of signal transmission when between described monitoring computer and described programmable logic controller (PLC), between this monitoring computer and programmable logic controller (PLC), set up a hub be connected with two fiber optic switching modules.
9. load-transfer device Remote Fault Diagnosis method as claimed in claim 6, it is characterized in that, described monitoring computer comprises:
Receiver module, for receiving the alerting signal transmitted from described programmable logic controller (PLC);
Fault recognition module, for extracting corresponding alarm message from described alarm message data bank prepared in advance according to this alerting signal, this alarm message comprises location of fault and reason; And
Display module, checks for maintenance of equipment personnel for this alarm message being presented at display screen.
10. load-transfer device Remote Fault Diagnosis method as claimed in claim 6, is characterized in that, described programmable logic controller (PLC) after triggering the alerting signal corresponding with fault, also for:
Reported to the police by sound, light flash or information indicating according to this alerting signal; And
The position of et out of order and the reason of et out of order is obtained according to described operating state signal.
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| CN201210282246.3A CN103569623B (en) | 2012-08-09 | 2012-08-09 | Load-transfer device fault length of run diagnostic system and method |
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| CN201210282246.3A CN103569623B (en) | 2012-08-09 | 2012-08-09 | Load-transfer device fault length of run diagnostic system and method |
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| CN106292597B (en) * | 2016-08-31 | 2018-10-09 | 中国大冢制药有限公司 | Assembly line blocks up case failure monitoring processing system |
| CN106815102A (en) * | 2016-11-29 | 2017-06-09 | 北海高创电子信息孵化器有限公司 | A kind of Computer Hardware Malfunctions detecting system |
| CN107340750A (en) * | 2017-02-20 | 2017-11-10 | 苏州市职业大学 | Producing line monitoring system is used in one kind teaching |
| CN108639710A (en) * | 2018-05-18 | 2018-10-12 | 陕西陕煤黄陵矿业有限公司 | A kind of control system and method for belt operation |
| CN109164750B (en) * | 2018-08-28 | 2020-10-27 | 中铁工程服务有限公司 | Method for diagnosing and processing operation fault of shield machine |
| CN110647096A (en) * | 2019-09-26 | 2020-01-03 | 大唐陈村水力发电厂 | Full monitoring system abnormity alarm signal device and alarm method using same |
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| JP2003050624A (en) * | 2001-08-08 | 2003-02-21 | Sumitomo Metal Mining Co Ltd | Monitoring system for facility operating state |
| CN201068336Y (en) * | 2007-08-10 | 2008-06-04 | 焦作华飞电子电器股份有限公司 | Controller for belt conveyer |
| CN101286056A (en) * | 2008-05-21 | 2008-10-15 | 大连智云自动化装备股份有限公司 | Cylinder lid conduit pipe / seat ring press-mounting machine displacement pressure monitoring system and method |
| CN201424284Y (en) * | 2009-05-05 | 2010-03-17 | 武汉钢铁(集团)公司 | Belt speed measuring and monitoring device of belt conveyor |
| CN201857103U (en) * | 2010-10-27 | 2011-06-08 | 三一重工股份有限公司 | Control system for belt conveying device and belt conveying device |
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