CN106325253B - Device latchup and the intelligent implementing method of wiring in a kind of Industry Control - Google Patents
Device latchup and the intelligent implementing method of wiring in a kind of Industry Control Download PDFInfo
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- CN106325253B CN106325253B CN201610930259.5A CN201610930259A CN106325253B CN 106325253 B CN106325253 B CN 106325253B CN 201610930259 A CN201610930259 A CN 201610930259A CN 106325253 B CN106325253 B CN 106325253B
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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
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by the network communication
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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
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/33—Director till display
- G05B2219/33139—Design of industrial communication system with expert system
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Programmable Controllers (AREA)
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Abstract
The invention discloses device latchup in a kind of Industry Control and the intelligent implementing method of wiring, industrial personal computer forms an equivalent topological structure by computer network as system management efforts unit and man-machine interface, and the control unit of distribution at the scene.The present invention overcomes the relevant issues mentioned in background technique, and are generally applicable to the control of any process flow.
Description
Technical field
The present invention relates to a kind of intelligent implementing method, device latchup and the intelligence of wiring in specifically a kind of Industry Control
Change implementation method.
Background technique
In industrial control field, the application of automation control is had become ubiquitous, in the control process of process flow,
The failure of upstream device stops working, it is desirable that upstream equipment stops immediately, with the expansion of accident prevention or the accumulation of material.Multiple
In miscellaneous technical process, a key equipment is often associated with multiple devices, and latching relation is relatively complicated.Conventional method
It is in control layer, by programmer according to the requirement of production technology, by monitoring the operating status of relevant device, design
Corresponding program realizes latching relation.This method is big insufficient there are three: first is that every latching relation is different in process flow,
Programming effort amount is larger；Second is that the modification of latching relation is also very inconvenient；Third is that the wiring of control signal and operating status
It must be according to design drawing wiring.
Summary of the invention
The purpose of the present invention is to provide device latchup in a kind of Industry Control and the intelligent implementing methods of wiring, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme:
Device latchup and the intelligent implementing method of wiring in a kind of Industry Control, industrial personal computer is as system management efforts list
Member and man-machine interface, and the control unit of distribution at the scene form an equivalent topological structure by computer network, it is assumed that
Equipment associated with this TV station equipment is A, B, C, D totally four, and every equipment has operation and stops two states, and 1 represents operation,
0 represents stopping, and in upper computer software, we set 4 operating status words: Flag_A=0xFF00, Flag_B=0xF0F0,
Flag_C=0xC0C0, Flag_D=0xA0A0 carry out corresponding logic fortune to this 4 operating status words according to the technological requirements
It calculates, obtains a latching relation word Lock_Word, industrial personal computer sends control by computer network for this latching relation word
Layer, in control layer, operating status ON_A, ON_B, ON_C and ON_D of real-time monitoring associated device A, B, C, D are combined into fortune
Line status word ON_Word.
As further scheme of the invention: the control unit at the scene can be single-chip microcontroller or PLC technology
Device composition.
Compared with prior art, the beneficial effects of the present invention are: the present invention overcomes the correlations mentioned in background technique to ask
Topic, and it is generally applicable to the control of any process flow.
Detailed description of the invention
Fig. 1 is the system block diagram of device latchup and the intelligent implementing method of wiring in Industry Control.
Fig. 2 is associate device schematic diagram in device latchup in Industry Control and the intelligent implementing method of wiring.
Fig. 3 controls electrical principle for single device in device latchup in Industry Control and the intelligent implementing method of wiring
Figure.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~3, in the embodiment of the present invention, device latchup and the intelligent of wiring are realized in a kind of Industry Control
Method, industrial personal computer pass through computer network as system management efforts unit and man-machine interface, and the control unit of distribution at the scene
Network forms an equivalent topological structure.It is assumed that equipment associated with this TV station equipment is A, B, C, D totally four, every equipment has
Operation and stopping two states, 1 represents operation, and 0 representative stops, and in upper computer software, we set 4 operating status words:
Flag_A=0xFF00, Flag_B=0xF0F0, Flag_C=0xC0C0, Flag_D=0xA0A0, according to the technological requirements, to this
4 operating status words carry out corresponding logical operation, obtain a latching relation word Lock_Word, and industrial personal computer closes this locking
It is that word by computer network is sent to control layer, in control layer, the operating status of real-time monitoring associated device A, B, C, D
ON_A, ON_B, ON_C and ON_D are combined into operating status word ON_Word.The control unit at the scene can be single-chip microcontroller or
Person's programmable controller composition.
The hardware architecture of modern control system is substantially similar, industrial personal computer as system management efforts unit and man-machine interface,
One equivalent topological structure is formed by computer network with the control unit of distribution at the scene.It is relatively high in reliability requirement
Occasion, the industrial personal computer being mutually redundant frequently with two.Field control unit can be single-chip microcontroller or programmable controller group
At the former has the advantages that cost is relatively low and flexible in programming is convenient, and the latter has the advantages that anti-interference ability is stronger.Computer network
Network can be various field data buses, and Industrial Ethernet is used the most extensively with its high reliability and opening.Fig. 1 gives
System block diagram is gone out.
In real process control, the latching relation situation of every equipment is not quite similar, we are set with separate unit in control system
It is standby it is at most associated with 4 equipment for, introduce the algorithm that latching relation is realized automatically.It is assumed that associated with this TV station equipment set
Standby is A, B, C, D totally four, as shown in Figure 2.
It is assumed that equipment associated with this TV station equipment is A, B, C, D totally four, every equipment has operation and stops two kinds of shapes
State (1 represents operation, and 0 represents stopping), total combination for having 16 kinds of operating statuses is as shown in the table:
| A | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| B | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
| C | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 |
| D | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 |
In practical control process, different technique requirements, above-mentioned 16 kinds have one or more of operations into operating status
The combination of state meets the driving condition of this TV station equipment.In upper computer software, we set 4 operating status words:
Flag_A=0xFF00, Flag_B=0xF0F0, Flag_C=0xC0C0, Flag_D=0xA0A0, according to technique
It is required that carrying out corresponding logical operation, available latching relation word Lock_Word to this 4 operating status words.Industry control
Machine sends control layer by computer network for this latching relation word.
Int Lock_Word=Fun (Flag_A, Flag_B, Flag_C, Flag_D)
In control layer, operating status ON_A, ON_B, ON_C and ON_D of real-time monitoring associated device A, B, C, D, combination
At operating status word ON_Word:
Wherein ON_A=1 represents equipment A operation；ON_A=0 represents equipment A stopping.And so on.
The then latching relation of this TV station equipment are as follows:
Unint Temp=0x0001；
Temp=Temp < < ON_Word；
Bit Flag_lock=Lock_Word&Temp；
Temp is case pointer, initial value 0x0001, the operating status word ON_Word conversion for field monitoring to be arrived
For the corresponding position of latching relation word.
If Flag_lock！=0, then it represents that the upstream equipment of this TV station equipment is working properly, and this TV station equipment can normal work
Make, if Flag_lock=0, then it represents that the upstream equipment work of this TV station equipment is abnormal, and according to the technological requirements, this TV station equipment is answered
It stops when immediately, to prevent the generation to cause the accident.
In traditional control system, every equipment is likely to be in collection prosecutor formula, it is also possible in manual control side on the spot
Formula.It for control mode on the spot, is not discussed herein, only introduces the situation under collection prosecutor formula.
The electrical principle of single device collection control
Fig. 3 gives the electrical schematic diagram of single device, wherein order of driving is issued by control layer, equipment is meeting driving
Under condition, control signal output control signal after equipment operation, disappears automatically after driving command signal delay 20ms, if
The operating status self-insurance returned after received shipment row by equipment, it is ensured that control signal effectively exports.When system issues stop sign parking
Node interrupts control the output of signal, and equipment is automatically stopped.When the associate device of this TV station equipment occurs, locking/unlock node
The automatic output for interrupting control signal.The following figure has been merely given as the basic principle of single device control, in practical control process,
We must also discriminating device fault message, such as driving failure, trouble of shutdown, scram and equipment signal unable to stand etc..
The timing that these fault messages can be issued by unlike signal, be determined, herein not needle by corresponding logical operation
These are discussed, the implementation method of automatic connection is only introduced.
The principle of automatic connection
In automatic control system, most of equipment have output control signal, operating status input signal and working method
Three kinds of on-off models of input signal (control or centralized control on the spot), a small amount of equipment have multiple output signals and multiple returns
Signal.In practical control process, each output signal is defined as an equipment by us, wherein the working method of distinct device
Signal is can be identical.Relevant information is sent to control layer in real time by network by system layer, and infomational message is defined as follows:
1st byte is information frame head (standard frame, data length 8)
2nd byte is the address code of control machine locating for this TV station equipment
3rd byte is the port numbers of the control signal of this TV station equipment
4th byte is the port numbers that the working method of this TV station equipment inputs
5th byte is the port numbers that the operating status of this TV station equipment inputs
6th byte is the address code of control machine locating for associate device 1
The port numbers that 7th byte inputs for 1 operating status of associate device
8th byte is the address code of control machine locating for associate device 2
The port numbers that 9th byte inputs for 2 operating statuses of associate device
10th byte is the address code of control machine locating for associate device 3
The port numbers that 11st byte inputs for 3 operating statuses of associate device
12nd byte is the address code of control machine locating for associate device 4
The port numbers that 13rd byte inputs for 4 operating statuses of associate device
14th byte is latching relation word most-significant byte
15th byte is latching relation word least-significant byte
16th byte is communication check word
In control layer, control machine is sequence by the output end slogan of every equipment according to the information received, fixed respectively
The corresponding data field of justice:
The data of data field are constantly refreshed by control machine according to real-time status, then the output signal of every equipment can be by following
Program realizes (assuming that control number of devices is up to 80):
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (2)
1. device latchup and the intelligent implementing method of wiring in a kind of Industry Control, which is characterized in that industrial personal computer is as system
Management work element and man-machine interface, and the control unit of distribution at the scene form an equivalent topology by computer network
Structure, it is assumed that equipment associated with this TV station equipment is A, B, C, D totally four, and every equipment has operation and stops two states, 1
Operation is represented, 0 represents stopping, in upper computer software, sets 4 operating status words: Flag_A=0xFF00, Flag_B=
0xF0F0, Flag_C=0xC0C0, Flag_D=0xA0A0 carry out this 4 operating status words corresponding according to the technological requirements
Logical operation, obtains a latching relation word Lock_Word, and industrial personal computer sends this latching relation word to by computer network
Control layer, in control layer, operating status ON_A, ON_B, ON_C and ON_D of real-time monitoring associated device A, B, C, D, combination
At operating status word ON_Word；
Described ON_A, ON_B, ON_C and ON_D are combined into the latching relation of operating status word ON_Word are as follows:
Unint Temp=0x0001；
Temp=Temp < < ON_Word；
Bit Flag_lock=Lock_Word&Temp；
Temp is case pointer, initial value 0x0001, for field monitoring to operating status word ON_Word be converted to and close
The corresponding position of lock relationship word；
If Flag_lock！=0, then it represents that the upstream equipment of this TV station equipment is working properly, and this TV station equipment can work normally, if
Flag_lock=0, then it represents that the upstream equipment work of this TV station equipment is abnormal, and according to the technological requirements, this TV station equipment should be immediately
Parking, to prevent the generation to cause the accident.
2. device latchup and the intelligent implementing method of wiring in Industry Control according to claim 1, which is characterized in that
The control unit at the scene can be single-chip microcontroller or programmable controller.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610930259.5A CN106325253B (en) | 2016-10-25 | 2016-10-25 | Device latchup and the intelligent implementing method of wiring in a kind of Industry Control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610930259.5A CN106325253B (en) | 2016-10-25 | 2016-10-25 | Device latchup and the intelligent implementing method of wiring in a kind of Industry Control |
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| CN106325253A CN106325253A (en) | 2017-01-11 |
| CN106325253B true CN106325253B (en) | 2019-05-10 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2414457Y (en) * | 2000-01-20 | 2001-01-10 | 淄博通用电器研究所 | Interlinked locking device for microcomputer |
| CN201886305U (en) * | 2010-10-29 | 2011-06-29 | 珠海华伟电气科技股份有限公司 | Microcomputer misoperation locking device |
| CN104133146A (en) * | 2014-08-11 | 2014-11-05 | 国家电网公司 | On-site test method for feeder automation fault treatment logic |
| CN105448369A (en) * | 2015-11-26 | 2016-03-30 | 福建宁德核电有限公司 | Nuclear power station device fault diagnosis method and system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6647301B1 (en) * | 1999-04-22 | 2003-11-11 | Dow Global Technologies Inc. | Process control system with integrated safety control system |
-
2016
- 2016-10-25 CN CN201610930259.5A patent/CN106325253B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2414457Y (en) * | 2000-01-20 | 2001-01-10 | 淄博通用电器研究所 | Interlinked locking device for microcomputer |
| CN201886305U (en) * | 2010-10-29 | 2011-06-29 | 珠海华伟电气科技股份有限公司 | Microcomputer misoperation locking device |
| CN104133146A (en) * | 2014-08-11 | 2014-11-05 | 国家电网公司 | On-site test method for feeder automation fault treatment logic |
| CN105448369A (en) * | 2015-11-26 | 2016-03-30 | 福建宁德核电有限公司 | Nuclear power station device fault diagnosis method and system |
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| CN106325253A (en) | 2017-01-11 |
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Granted publication date: 20190510 Termination date: 20211025 |