CN106354086A - Early warning method for maintaining automatic device - Google Patents
Early warning method for maintaining automatic device Download PDFInfo
- Publication number
- CN106354086A CN106354086A CN201610912088.3A CN201610912088A CN106354086A CN 106354086 A CN106354086 A CN 106354086A CN 201610912088 A CN201610912088 A CN 201610912088A CN 106354086 A CN106354086 A CN 106354086A
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- Prior art keywords
- maintenance
- early warning
- signal
- touch screen
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000012423 maintenance Methods 0.000 claims abstract description 63
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 241000222065 Lycoperdon Species 0.000 description 2
- 241000768494 Polymorphum Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
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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
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14006—Safety, monitoring in general
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Programmable Controllers (AREA)
- Testing And Monitoring For Control Systems (AREA)
Abstract
The invention relates to an early warning method for maintaining an automatic device. An early warning apparatus is provided, wherein the early warning apparatus consists of a sensor, a PLC and a touch screen. The method comprises the following steps: writing to-be-maintained parts and a maintaining method of the device into an early warning program according to a maintenance manual of the automatic device, implanting the early warning program into the PLC, displaying, by the touch screen, the early warning program, and setting an analog value in the early warning program for a signal of a normal state of the to-be-maintained parts of the device; and acquiring, by the sensor and a device bypass signal, a real-time state signal of the to-be-maintained parts of the device, transmitting the acquired real-time state signal to the PLC, and comparing and monitoring various real-time state signals and normal state signal of the part by virtue of the PLC program.
Description
Technical field
The invention belongs to plant maintenance technical field, specifically a kind of method for early warning to automation equipment maintenance maintenance.
Background technology
With the propulsion of intelligence manufacture, increasing automation equipment is generalized, and automation equipment is due to its automatization
Degree is high, control program is complicated, is in key link, so equipment downtime often causes entirely in its technological process of production
Technological process cannot be carried out.Automation equipment has the maintenance modes different from common relay equipment, its overall maintenance cost
Height, maintenance period is long, cannot enter by conventional equipment maintenance experience in the case of not grasping automation equipment maintenance handbook completely
Row is safeguarded, and because surfaceman's level of skill is different, often results in plant maintenance effect undesirable.
Existing equipment is passive type and safeguards, after equipment fault, maintenance time length is it is impossible to meet following intelligence manufacture need
Ask；Because each automatization functions of the equipments and purposes are different, lead to plant maintenance method different, the key position dimension of automation equipment
Shield no versatility, is required to surfaceman and could correctly effectively equipment be tieed up after grasping plant maintenance handbook completely
Shield, considerably increase cost of labor, and maintenance effects different and uneven from surfaceman's level of skill it is impossible to guarantee equipment
Maintenance accurately and timely so that equipment is in optimum state.
Content of the invention
The purpose of the application is to provide a kind of method for early warning to automation equipment maintenance maintenance, becomes based on passive maintenance
Dynamic utilization rate and the serviceability rate safeguarded, improve automation equipment.
It is characterised in that there being a prior-warning device, this early warning fills a kind of method for early warning to automation equipment maintenance maintenance
Put and be made up of sensor, plc controller and touch screen, according to the maintenance handbook of automation equipment, by the maintenance position of equipment and
Its maintaining method writes in an early warning program, shows by this early warning program implantation plc controller and by touch screen, in early warning
In program, an analog value is set to the signal of plant maintenance position normal condition；By sensor and equipment by-passing signal to setting
The standby real-time status signal safeguarding position is acquired, and the real-time status collecting signal is delivered to plc controller, passes through
Plc program is compared with the analog value of normal state signal to each real-time status signal at this position, if plant maintenance
The real-time status signal at position in the range of analog value, then illustrates this position normal operation, and this maintenance department in touch screen
Position is shown as normal bulletin colour, if the real-time status signal at plant maintenance position exceeds the scope of analog value, this is described
Position operation is abnormal, and this maintenance position is shown as improper bulletin colour in touch screen, and in touch screen warning text
Bounce out the maintaining method at this position and points for attention.
The application has the beneficial effects that: by technology such as plc control, communication and touch screens it is achieved that setting to automatization
The control of standby key position repair and maintenance quality, original passive maintenance is become actively prevention, reduces equipment failure rate, can have pin
To some positions needing to safeguard, repair and maintenance are carried out to property, accomplishes to shoot the arrow at the target, decrease the cost of plant maintenance, pre- using this
Alarm device can improve the operational efficiency of company's automation equipment, ensures Aircraft Production task.
Accompanying drawing is described in further detail to the application with reference to embodiments:
Brief description
Accompanying drawing 1 is prior-warning device structure composition schematic diagram
Accompanying drawing 2 is prior-warning device control signal flow chart
Specific embodiment
Referring to accompanying drawing, the method for early warning to automation equipment maintenance maintenance of the application, there are a prior-warning device, this early warning
Device is made up of sensor, plc controller and touch screen, according to the maintenance handbook of automation equipment, by the maintenance position of equipment
And its maintaining method writes in an early warning program, show by this early warning program implantation plc controller and by touch screen, pre-
In alert program, an analog value is set to the signal of plant maintenance position normal condition；By sensor and equipment by-passing signal pair
The real-time status signal at plant maintenance position is acquired, and the real-time status collecting signal is delivered to plc controller, passes through
Plc program is compared with the analog value of normal state signal to each real-time status signal at this position, if plant maintenance
The real-time status signal at position in the range of analog value, then illustrates this position normal operation, and this maintenance department in touch screen
Position is shown as normal bulletin colour, if the real-time status signal at plant maintenance position exceeds the scope of analog value, this is described
Position operation is abnormal, and this maintenance position is shown as improper bulletin colour in touch screen, and in touch screen warning text
Bounce out the maintaining method at this position and points for attention.
In accompanying drawing 1, touch screen and plc controller build hardware circuit by EPA, will be automatically by configuration software
Change equipment key point and maintaining method configuration, to touch screen, can intuitively reflect each key of automation equipment by touch screen
The running status at position and maintaining method.
In accompanying drawing 2, the key position of each configuration, from sensor and the bypass collection of equipment former control system, respectively closes according to equipment
Key position is different, can be divided into continuous service position and intermitten service position；Continuous service position refers to what adjoint equipment ran always
Position, is typically acquired to this position signal (as temperature, pressure etc.) using each sensor；Intermitten service position refers in equipment
The position (as door opened mechanism, compressed air pumping system etc.) of run duration intermitten service, typically passes through apparatus control system
In the by-passing signal at this position signals collecting is carried out to this position.
Data is reached plc controller by analog module by continuous service position signal, in plc controller, passes through
Programming is monitored to the signal collecting, and by plant maintenance handbook, sets the analog value model of key position in a program
Enclose, if in the range of setting value, this position normal operation is described, otherwise for exception and trigger warning；Intermitten service position
By connecting by-passing signal to plc controller, using timer function, this position time is united in plc controller
Meter, by plant maintenance handbook, arranges the maintenance time at this position, in a program by plc controller when working at this position
Intervalometer timing is carried out by by-passing signal, when this position accumulated running time reach program setting maintenance time when, by
The triggering of plc control program is reported to the police.If this position normal operation, this position this site color in touch screen is Lycoperdon polymorphum Vitt, no
Then this position is changed into highlighted flicker from Lycoperdon polymorphum Vitt, and is hit by a bullet in touch screen warning text and jumps out the maintaining method at this position and note thing
?.(as 20 meters of autoclave blower fan work temperature of composite factory are -10 DEG C～60 DEG C, now blower fan position can be used temperature
Sensor carries out signals collecting, and in a program temperature simulation amount signal is set to blower fan normal working temperature, not in this model
Signal in enclosing is accordingly to be regarded as abnormal signal, in touchscreen configuration picture, this blower fan position is used highlighted flash signal prompting,
And the warning window that bounces out, buzzer warning, prompting maintenance personnel are exported by plc controller, attendant can pass through touch screen
Warning window is obtaining blower fan position maintaining method: checks whether cooling water pressure reaches handbook authorized pressure, such as pipeline blocks up
Plug make how to clear up pipeline, the ph value how checking cooling water whether in prescribed limit, if ph value too high or
Too low how to be adjusted ph value of cooling water etc., the maintaining method related to blower fan position is all write in warning text,
Maintenance free workman keeps firmly in mind to the maintaining method of each equipment, safeguards according to touch screen spring content of text and can guarantee that this portion
The maintenance quality of position).Attendant, by checking warning text, grasps maintaining method, completes after maintenance work after attendant,
Confirmed on the touchscreen, report to the police and eliminate, this position is entered next cycle period.
Claims (2)
1. a kind of method for early warning of automation equipment maintenance maintenance is it is characterised in that there is a prior-warning device, this prior-warning device by
Sensor, plc controller and touch screen composition, according to the maintenance handbook of automation equipment, by the maintenance position of equipment and its dimension
Maintaining method writes in an early warning program, shows by this early warning program implantation plc controller and by touch screen, in early warning program
In an analog value is set to the signal of plant maintenance position normal condition；By sensor and equipment by-passing signal, equipment is tieed up
The real-time status signal at shield position is acquired, and the real-time status collecting signal is delivered to plc controller, by plc journey
Each real-time status signal at this position of ordered pair and the analog value of normal state signal are compared, if plant maintenance position
Real-time status signal in the range of analog value, then illustrates this position normal operation, and this maintenance position shows in touch screen
For normal bulletin colour, if the real-time status signal at plant maintenance position exceeds the scope of analog value, illustrate that this position is transported
Row is abnormal, and this maintenance position is shown as improper bulletin colour in touch screen, and is hit by a bullet in touch screen warning text and jumps out
The maintaining method at this position and points for attention.
2. automation equipment maintenance as claimed in claim 1 maintenance method for early warning it is characterised in that: to continuous service
Safeguard that position adopts sensor acquisition signal, safeguard that the bypass at this position in apparatus control system is passed through at position to indirectly run
Signal carries out signals collecting to this maintenance position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610912088.3A CN106354086A (en) | 2016-10-19 | 2016-10-19 | Early warning method for maintaining automatic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610912088.3A CN106354086A (en) | 2016-10-19 | 2016-10-19 | Early warning method for maintaining automatic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106354086A true CN106354086A (en) | 2017-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610912088.3A Pending CN106354086A (en) | 2016-10-19 | 2016-10-19 | Early warning method for maintaining automatic device |
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| CN (1) | CN106354086A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109426211A (en) * | 2017-09-05 | 2019-03-05 | 广东石油化工学院 | Combined trouble-shooter and method towards petrochemical industry large-sized unit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070142952A1 (en) * | 2005-12-19 | 2007-06-21 | Nitto Denko Corporation | Error-correction assistance system |
| CN102591331A (en) * | 2012-03-14 | 2012-07-18 | 桂林中昊力创机电设备有限公司 | Fault visual diagnostic system of automatic equipment |
| CN103970122A (en) * | 2014-04-10 | 2014-08-06 | 海航航空技术有限公司 | Aircraft fault real-time monitoring method and system based on ACMS |
| CN105571865A (en) * | 2014-11-03 | 2016-05-11 | 中国飞行试验研究院 | Method for monitoring working state of engine in test flight |
-
2016
- 2016-10-19 CN CN201610912088.3A patent/CN106354086A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070142952A1 (en) * | 2005-12-19 | 2007-06-21 | Nitto Denko Corporation | Error-correction assistance system |
| CN102591331A (en) * | 2012-03-14 | 2012-07-18 | 桂林中昊力创机电设备有限公司 | Fault visual diagnostic system of automatic equipment |
| CN103970122A (en) * | 2014-04-10 | 2014-08-06 | 海航航空技术有限公司 | Aircraft fault real-time monitoring method and system based on ACMS |
| CN105571865A (en) * | 2014-11-03 | 2016-05-11 | 中国飞行试验研究院 | Method for monitoring working state of engine in test flight |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109426211A (en) * | 2017-09-05 | 2019-03-05 | 广东石油化工学院 | Combined trouble-shooter and method towards petrochemical industry large-sized unit |
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Application publication date: 20170125 |