CN102673985A - Flow design method for multi-belt system - Google Patents
Flow design method for multi-belt system Download PDFInfo
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- CN102673985A CN102673985A CN201210161002XA CN201210161002A CN102673985A CN 102673985 A CN102673985 A CN 102673985A CN 201210161002X A CN201210161002X A CN 201210161002XA CN 201210161002 A CN201210161002 A CN 201210161002A CN 102673985 A CN102673985 A CN 102673985A
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Abstract
The invention discloses a flow design method for a multi-belt system, comprising the following steps of: defining a unique device number for each device in the system; defining various delivery flows by the device numbers according to different material delivery routes, and defining a unique flow number for each delivery route to form a flow table; defining an array used for storing the selected flow numbers and the belonged devices of the flows and the statuses of the devices; writing an independent starting-stopping control program aiming at each device; selecting a flow number i, inquiring the flow table aiming at the flow number i, sequentially writing the flow number i and each referred device number in the array, and setting the status bit of each referred device to be a selected status; and sending a starting command to each device in the flow number i, and configuring the status bit of each device in the array according to the working status of each device. The flow selection and control method disclosed by the invention is simple in programming, convenient in debugging, easy in upgrading, and suitable for any belt conveying system.
Description
Technical field
The invention belongs to the material-transporting system technical field, specifically, relate to a kind of conveying process selecting and control method that is applicable to many belt conveyor systems.
Background technology
In occasions such as present harbour, mine, factories, the loading and unloading of its dispersed material and transhipment work often adopt belt conveyor system to accomplish.In present belt conveyor system, mainly comprise unloader, belt feeder and stocker three parts.Wherein, belt feeder is arranged between unloader and the stocker, will carry out that the stockyard is put temporarily through stock ground mass transport to the stocker that unloader picks up or directly entrucking, shipment.For present belt conveyor system; Generally all be provided with many unloaders, belt feeder and stocker; Operating personal needs to determine according to the position of getting material point and windrow point the starting point and the final position of belt conveyor system; And, accomplish the transmission work of material according to selecting suitable conveying flow process from the running condition of many landlines between the said origin-to-destination.
Traditional process selecting and control method adopt the installation position of PLC program according to individual device in the belt conveyor system more; Determine each bar in advance and carry flow process; Write the PLC program according to the conveying flow process of determining then, accomplish the co-operative control of each bar being carried related equipment in the flow process.
Adopt this traditional process selecting and control method, the equipment in delivery system more after a little while, program design is simple relatively.But at equipment more for a long time; Because can be combined to form multiple different landline; Need states such as a large amount of register of definition is represented the startup of flow process number, belt feeder, moves, stopped, fault in the PLC program; Therefore, procedure quantity increases fast, writes, debugging work also becomes very complicated.In addition,, increase an equipment, then need revise a large amount of programs, implement quite difficulty such as needs if delivery system needs dilatation.
Summary of the invention
The object of the present invention is to provide a kind of flow scheme design method that is used for many belt systems, to simplify programming and debug process.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme to be achieved:
A kind of flow scheme design method of many belt systems may further comprise the steps:
(1) to the unique device number of each device definition in the system;
(2) according to different material transmission routes, utilize device number to define various conveying flow processs, and each is carried the unique flow process of flow definition number, form flow sheet;
(3) array of definition, its 0th is used to deposit flow process number, and the 1st~n position is used for storage equipment number, and the n+1~2n position is used to deposit the state of each device number institute corresponding device;
(4) write independently start and stop control program to each equipment;
(5) select flow process i,, flow process i and each related device number of flow process i are written in the described array in proper order, and the mode bit of each related equipment is set at selection mode to flow process i querying flow table;
(6) each equipment in flow process i sends startup command, and according to the mode bit of each equipment in the mode of operation configuration array of each equipment.
Further; When needs move a plurality of flow process; After selecting flow process i, select flow process j, to flow process j querying flow table; Flow process j and each related device number of flow process j are written in the another one array in proper order, and the mode bit of each related equipment is set at selection mode; If in former and later two arrays identical device number is arranged, then cancel back one flow process; If no identical device number, then each equipment in flow process j sends startup command, and disposes the mode bit of each equipment in one array of back according to the mode of operation of each equipment.
Preferably, said n is more than or equal to the sum of equipment in the system, and when being written to selected flow process number each related device number in the array, with the spare bits zero padding in the 1st~n position, and the pairing mode bit of spare bits is set to non-selected state.
For fear of material occurring the situation of piling up taking place in course of conveying, in said step of writing start and stop control program independently to each equipment, in the entry condition of upstream equipment, increase the startup contact of upstream device, realizes reverse start.
Preferably, described each equipment is defined six kinds of states respectively: non-selected, selection, startup, fault, move, stop; Wherein, non-selected, select, start, stop four kinds of states by artificial setting; Fault, operation two states are by the actual working state automatically corresponding configuration of system through check implement.
Further again; Selected flow process number each related equipment is being sent in the step of startup command; Order according to reverse start is sent startup command successively by the upstream device upstream device, promptly starts earlier according to upstream device, and the order that starts behind the upstream equipment realizes reverse start control.
When number each related equipment transmission is ceased and desisted order to selected flow process; The order that stops according to forward by upstream equipment downstream equipment send successively and cease and desist order; Promptly stop earlier according to upstream equipment, the order that stops behind the upstream device realizes that forward stops control; After system detects equipment and stops, this equipment pairing mode bit in array is become selection mode.
Further again, when system detected a certain equipment and breaks down, this equipment pairing mode bit in array was set to faulty condition, and the upstream equipment of control fault equipment all stops; Behind the trouble removal of malfunction equipment, the upstream equipment that only stops to malfunction equipment and because of this malfunction equipment sends startup command.
Further, after a flow process stops,, cancel this flow process to the pairing array zero clearing of this flow process, to discharge each related equipment of this flow process, be convenient to other flow processs and use.
Preferably; In said many belt systems, comprise upper computer and lower computer; The start and stop control program that operation is write to each equipment in lower computer, all the other programs are moved in upper computer, receive the process selecting and the mode bit setting of operating personal through upper computer; And set up communication link with lower computer, the transmitting control instruction.
Compared with prior art; Advantage of the present invention and good effect are: adopt many belt systems flow scheme design method of the present invention can significantly simplify the design difficulty of the next program; Make the next program can be divided into the subprogram of a plurality of independent programmings, clear in structure, statement reduces; Debugging is convenient, and corresponding reliability is also higher.Simultaneously; Adopt this flow scheme design method can be so that system extension upgrade job in the future becomes simpler; And help system and carry out the reverse start transformation, the safety with the operation of raising system can be widely used in the belt conveyor system of occasions such as mine, harbour, factory.
After the detailed description in conjunction with the advantages embodiment of the present invention, other characteristics of the present invention and advantage will become clearer.
Description of drawings
Fig. 1 is the device build and the materials flow direction scheme drawing of many belt systems;
Fig. 2 is the diagram of circuit to a kind of embodiment of a start and stop control program that belt feeder proposed.
The specific embodiment
Describe in detail below in conjunction with the accompanying drawing specific embodiments of the invention.
At first, in conjunction with many belt conveyor systems shown in Figure 1, to the explanation that makes an explanation of the conveying flow process of total system.
Among Fig. 1, letter and number is represented following equipment respectively:
(1) digital 1-21 represents belt feeder, is used for transporting of dispersed material;
(2) alphabetical D1-D10 represents baffle plate, can control the direction of materials flow, and can only be sent on the belt, can get on belt 4 or the belt 16 such as the position of baffle plate D1.If the position of baffle plate D1 is got on the belt 4, then carry the bulk cargo of coming to be sent on the belt 4 through belt 1.If the position of baffle plate D1 is got on the belt 16, then carry the bulk cargo of coming then to be sent on the belt 16 through belt 1.Thus it is clear that, can realize the multiple variation of mass transport route through the direction that changes baffle plate D1-D10, and then form many cover conveying flow processs;
(3) the material point device is got in alphabetical A-C representative, and promptly unloader such as car unloader, ship unloaders etc., is used for material is picked up and transfer to belt feeder from lorry (ship) or stockyard;
(4) alphabetical D-F represents the windrow point device, and promptly stocker such as carloader, ship loader etc., is used for material is deposited into the stockyard or directly installs to lorry (ship) from the belt feeder transhipment.
Traditional conveying flow process method of designing is to determine each one by one according to each equipment in many belt systems to carry flow process; For example: material is transported to windrow point device E by getting material point device B if select; Then according to the position of baffle plate D2, D4, D7, D8, D9; Can design two flow processs, that is:
Flow process 1:B → 2 → D2 → 5 → D8 → 13 → D9 → 17 → 20 → E;
Flow process 2:B → 2 → D2 → 11 → D4 → 4 → D7 → 17 → 20 → E.
According to two flow processs designing; In the PLC program, write corresponding apparatus start and stop control program respectively; And, design the interlocking program between flow process, to avoid when different flow processs start simultaneously to the situation that need take identical device in the different flow processs; Conflict on appearance equipment uses causes the generation of situation such as mixing of materials or accumulation overload.This shows: adopt this traditional programmed method; Along with increasing of equipment or place; The process selecting that more various combinations can occur, this can make that not only the compiling procedure of PLC program is complicated more, procedure quantity is huger; And after adding new installation or new place, it is very difficult that the modification process of program will become.
Based on the existing the problems referred to above of existing procedure method of designing, present embodiment has proposed a kind of brand new and has carried the flow process method of designing, writes and debug process with what simplify procedures, and further reaches the convenient design goal of program upgrade in the future.
Come to set forth in detail the concrete design process of said conveying flow process method of designing below through a concrete embodiment.
Embodiment one, and present embodiment adopts the principle of database storing procedure information, upper program search data bank, realizes carrying process Selection and control.Concrete design process is following:
(1) is the unique device number of each device definition in the system, forms " equipment list ", be saved in the data bank; For example: can set up " equipment list " as follows to many belt systems shown in Figure 1:
Device number | 1 | 2 | 3 | 4 | 5 | 6 | ... |
Equipment | A | B | C | D | E | F | .... |
Device number | ?11 | ?12 | ?13 | ?14 | ?15 | ... |
Equipment | Belt feeder 1 | |
|
Belt feeder 4 | Belt feeder 5 | ... |
Device number | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | ... |
Equipment | D1 | D2 | D3 | D4 | D5 | D6 | D7 | D8 | D9 | D10 | ... |
Equipment list
(2) according to various feasible material transmission routes, utilize device number to define various conveying flow processs, and each is carried the unique flow process of flow definition number, form " flow sheet " as follows, be saved in the data bank:
Flow sheet
In said " flow sheet ", record the pairing device number of individual device that flow process number and this requirements of process take, wherein, the corresponding device in each flow process should be according to the journal of materials flow direction.
The pairing equipment of each device number is following in above-mentioned " flow sheet ":
(3) array of definition, wherein, the 0th is used to deposit flow process number; The 1st~n position is used for storage equipment number; (n+1)~2n position is a mode bit, is used to deposit the state (to call " equipment state " in the following text) of each device number institute corresponding device, and promptly the form of said array is following:
[flow process number] [1# device number] [2# device number] ... [1# equipment state] [2# equipment state] ...
In said array, n is an integer, should confirm according to the sum of the equipment in the system, and n >=equipment sum.Consider the scaling problem in the future of system, preferred n>equipment sum is so that reserve the deposit position of device number for the equipment that increases newly.In the present embodiment, said n is preferably set to 100, can satisfy thus by 100 process selecting and control requirement with many belt conveyor systems of interior device build.
As a kind of preferred design of present embodiment, present embodiment has defined length in upper program be 201 integer array, and totally 10, expression can be operated 10 flow processs simultaneously.Wherein, deposit " flow process number " for the 0th of array the; Through " flow sheet " in the Query Database, at 1~100 " device number " of depositing this flow process in order of array; 101~200 serviceability or current working state of depositing this flow process corresponding device in order.
For the equipment state in the array, the present embodiment definition has 6 kinds of states, and distinguishes with different integers respectively and represent that is: 0-is non-selected; 1-selects; 2-starts; The 3-fault; The 4-operation; 5-stops.
All definition in upper program, completion of above process (1) (2) (3) are through the upper program of computer run, to make things convenient for personnel operation.In use, the flow process that upper program is selected according to operating personal number adopts the mode of poll to retrieve " flow sheet ", reads the 1~n position of this flow process number pairing each device number to array, can zero filling supply for spare bits.Then, the equipment state correspondence of this flow process corresponding device is written to the n+1~2n position of array, the mode bit that has more part fills out 0 again, expression " non-selected " state.For example: when selecting " flow process 1 ", and the state of each equipment all stops under in this moment flow process 1, and then array is:
[1][1][11][51][26][29][6][0][0]…[5][5][5][5][5][5][0][0]…。
Upper program can be judged the state of presently used equipment and each equipment according to array, and then accomplishes flow operations.
(4) in the next program, write independently start and stop control program to each equipment.
In the present embodiment, the next program is preferably write in programmable logic controller (PLC) PLC, and is connected communication with host computer, to realize the co-operative control to individual device in the system.Because upper program has adopted above-mentioned flow scheme design method, thereby the start and stop control program gets final product in the next program, only to need to write independently to each equipment.If include identical corresponding device (also possibly be, also possibly be many) in selected two flow processs, then upper program can be cancelled the flow process of selecting in the back automatically, to avoid occurring the generation of mixing of materials accident.
Carry in the flow process at belt, the safety interlocking protection of upstream equipment is considered, need carry out reverse start control from upstream device; Promptly at first control stocker and start in advance, during flow process was along the line, belt feeder is belt feeder belt feeder sequence starting successively to the upper reaches from downstream; Promptly expect some direction chain promoter successively towards getting, after all belt feeders in this flow process all start operation, just begin to control unloader and start operation by windrow point direction; Belt feeder feed upstream; Via the downstream belt feeder material is sent to the windrow point successively then, carries out stockyard piling or directly entrucking (ship), accomplish the loading and unloading operation of material through stocker.
Consideration from the safety interlocking protection; When writing independently the start and stop control program to each equipment; Preferably in the entry condition of upstream equipment, increase the startup contact of upstream device; After being the startup contact action of downstream equipment, upstream equipment just might get into starting state, to improve the safety of mass transport.For the " RUN " of equipment, " fault ", " stopping " state independent design fully.
With belt feeder 1 is that example describes, and its next program can adopt control flow as shown in Figure 2:
In belt feeder 1 failure judgment condition; Power fail, brake troubles be set, suddenly stop, the normally closed armature contact of belt tearing fault, belt deviation fault; When any fault of generation causes its cooresponding normally closed armature contact to break off; Make the relay coil outage of expression belt feeder 1 fault, often open the armature contact closure, be i.e. the function accomplished of first line program among Fig. 2 to control it.
The armature contact of often opening of the relay of representing belt feeder 1 fault is arranged in the entry condition of belt feeder 1 with " startup command " contact (from upper program); And according to the choice of location of baffle plate D1 with the operation contact of the operation contact of belt feeder 16 or belt feeder 4 as one of satisfying condition of starting of belt feeder 1, i.e. the function accomplished of second line program among Fig. 2.
Utilize the real work situation of the check implement detection belt feeder 1 in the system; Transfer to PLC; Through PLC the testing result whether belt feeder 1 has got into running state is fed back to upper program; With the 1 pairing equipment state of belt feeder in the configuration array, i.e. the function accomplished of the third line program among Fig. 2.
" stopping " order that reception issues from upper program, and receive said " stopping " order and delay adjustments after the time at PLC, control belt feeder 1 stops.
Adopt described the next programming method; When system upgrade need increase new installation; Only needing increases an independently start and stop control program to new installation in the next program; And in the entry condition of new installation, increase the startup contact of its upstream device, can accomplish the modification and the upgrading of the next program.To new installation; In upper program; Only need in " equipment list " to new installation increases unique device number, and in " flow sheet " to the feasible landline (promptly carrying flow process) of this new installation increase, and give different flow processs and number get final product; Need not any programming and debugging work, make system's expansion upgrade job in the future become simple more, quick thus.
Be example with the flow process in " flow sheet " 1, flow process 2 below, conveying process Selection and the control method that present embodiment proposed is illustrated.
1. suppose that operating personal selected flow process 1 through operating host computer, " flow sheet " in the then upper program inquiring data bank will " flow process number " be stored in 0~7 of array of a free time with " device number ".Other arrays of using before the serviceability of upper program inquiring flow process 1 corresponding device or mode of operation and this array see if there is identical device number and are using.If have already used device number in the flow process 1, then upper this flow process of Automatic Program cancellation does not promptly allow operating personal to select flow process 1, to avoid occurring the phenomenon of mixing of materials.If the corresponding device in the flow process 1 is not all selected for use by other flow processs, then this array is configured to:
[1][1][11][51][26][29][6][0][0]…[1][1][1][1][1][1][0][0]…
The corresponding device of No. 1 flow process of expression is by " selection ", and trouble free, can start.
2. in the upper software of host computer operation, click " flow startup " button, all devices in the flow process 1 receives " startup " order simultaneously, and this moment, data became:
[1][1][11][51][26][29][6][0][0]…[2][2][2][2][2][2][0][0]…。
Because all devices in the system all need be through after a while after startup; Equipment just can become the " RUN " state; This is because some field apparatus needs the action again of reporting to the police earlier, and some equipment need could be represented running fully when rotating speed reaches setting value behind electric motor starting.Because of the difference of equipment, the time of startup differs, generally at 10~20s.
In the next program; After PLC receives the startup command of equipment; " startup command " closing of contact under the configuration flow 1 in the pairing start and stop control program of each equipment; And the position of combination baffle plate D1 (in flow process 1, needing by operating personal baffle plate D1 is got in advance the position of belt feeder 16), each the equipment reverse start operation in the control flow 1.
Certainly, in this step, also can begin upstream device side's transmission " startup " order successively from upstream device, with each the equipment reverse start operation under the control flow 1 through upper program.
3. after device start is accomplished, utilize the detecting device in the system to detect each equipment current working state, if get into running state, then the detection feedback result is to host computer, and then the state of each equipment in the array is arranged to 4, and promptly array becomes:
[1][1][11][51][26][29][6][0][0]…[4][4][4][4][4][4][0][0]…。
4. when " flow process 1 " moved, if in upper program, select " flow process 2 ", for flow process 2 is distributed a new array.Suppose flow process 1 use array 1, flow process 2 is used arrays 2, and then this moment, array 2 was:
[2][2][12][52][21][54][26][29][6]…[1][1][1][1][1][1][1][1]…。
The state that upper program detects belt feeder 16 has been arranged in the array 1 (device number is 26) and belt feeder 19 (device number is 29) is 4; Promptly be selected and be in running state; Then cancel flow process 2; Array 2 zero clearings are ejected dialog box alert existing device and are taken by other flow processs, and operating personal can be selected other flow processs.
If 5. some equipment breaks down in " flow process 1 ", such as belt feeder 1 fault (power supply that possibly be belt feeder 1 breaks down, drg breaks down, or take place that belt 1 is torn or fault such as sideslip), then according to technological requirement; Issue control command through upper program; The upstream equipment of control et out of order equipment all stops, and promptly is changed to selection mode, and upstream device can continue operation; The wait field failure is got rid of, and this moment, array became:
[1][1][11][51][26][29][6][0][0]…[1][3][4][4][4][4][0][0]…。
After treating the trouble removal of belt feeder 1, can start flow process 1 once more, this moment, upper program was only sent " startup " order to the equipment of above-mentioned et out of order and the upstream equipment that is stopped owing to this malfunction equipment, and array becomes:
[1][1][11][51][26][29][6][0][0]…[2][2][4][4][4][4][0][0]…。
Flow process begins to continue to start the reverse " RUN " state that transfers to successively from the equipment that stops.
6. after mass transport is accomplished, in the upper software of upper computer operation, click " flow process stops " button.For fear of the problem that solid accumulation takes place, the preferred control system of present embodiment from the upstream equipment to the upstream device successively forward stop, when promptly each equipment in control flow 1 stopped, at first configuration array became:
[1][1][11][51][26][29][6][0][0]…[5][4][4][4][4][4][0][0]…。
Promptly at first send and cease and desist order, after time-delay, think that device A stops to device A; Through PLC to the upper computer feedback command; Through upper program the mode bit of device A is revised as " selection " state, and sends " stopping " order to the upstream device (belt feeder 1) of device A, promptly array becomes:
[1][1][11][51][26][29][6][0][0]…[1][5][4][4][4][4][0][0]…。
By that analogy, from upstream equipment equipment transmission " stopping " order downstream, all devices in flow process 1 all stops, and becomes " selection " state successively, and promptly array finally becomes:
[1][1][11][51][26][29][6][0][0]…[1][1][1][1][1][1][0][0]…。
7. after flow process 1 stops, in the upper software that upper computer moved, clicking " flow process cancellation " button, flow operations is next time waited in array 1 zero clearing, and promptly array becomes:
[0][0][0][0][0][0][0][0][0]…[0][0][0][0][0][0][0][0]…。
The present invention adopts the method for the procedure information of searching database form, carries out process Selection, judgement, startup, compares the control method of the simple PLC of employing of tradition program, has following significant advantage:
(1) the next PLC programming is simplified, and can be divided into a plurality of subsystems, so clear in structure, and statement significantly reduces, and debugging is convenient, and correspondingly reliability is also better.
(2) the system extension upgrading is simple.If traditional control method increases an equipment newly for many belt conveyor systems, the program work amount can be multiplied.And adopt conveying flow process method of designing proposed by the invention only need in database table, increase delegation's equipment newly and procedure information gets final product, do not need any programming and debugging work.
(3) help system and carry out the reverse start transformation.If adopt the PLC program controlled mode merely, work capacity is big, debug difficulties.And adopt conveying flow process method of designing proposed by the invention to carry out reverse start when transforming, and only needing series connection reverse start contact on the entry condition in the PLC program, the sending order that perhaps array in the upper program is started oppositely can be accomplished, and it is convenient to realize.
Certainly, the above only is a kind of preferred implementation of the present invention, should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the principle of the invention, can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (10)
1. the flow scheme design method of belt system more than a kind may further comprise the steps:
(1) to the unique device number of each device definition in the system;
(2) according to different material transmission routes, utilize device number to define various conveying flow processs, and each is carried the unique flow process of flow definition number, form flow sheet;
(3) array of definition, its 0th is used to deposit flow process number, and the 1st ~ n position is used for storage equipment number, and the n+1 ~ 2n position is used to deposit the state of each device number institute corresponding device;
(4) write independently start and stop control program to each equipment;
(5) select flow process i,, flow process i and each related device number of flow process i are written in the described array in proper order, and the mode bit of each related equipment is set at selection mode to flow process i querying flow table;
(6) each equipment in flow process i sends startup command, and according to the mode bit of each equipment in the mode of operation configuration array of each equipment.
2. the flow scheme design method of many belt systems according to claim 1; It is characterized in that: when needs move a plurality of flow process; After selecting flow process i, select flow process j, to flow process j querying flow table; Flow process j and each related device number of flow process j are written in the another one array in proper order, and the mode bit of each related equipment is set at selection mode; If in former and later two arrays identical device number is arranged, then cancel back one flow process; If no identical device number, then each equipment in flow process j sends startup command, and disposes the mode bit of each equipment in one array of back according to the mode of operation of each equipment.
3. the flow scheme design method of many belt systems according to claim 1; It is characterized in that: said n is more than or equal to the sum of equipment in the system; When being written to selected flow process number each related device number in the array; With the spare bits zero padding in the 1st ~ n position, and the pairing mode bit of spare bits is set to non-selected state.
4. the flow scheme design method of many belt systems according to claim 1; It is characterized in that: in said step of writing start and stop control program independently to each equipment; In the entry condition of upstream equipment, increase the startup contact of upstream device, realize reverse start.
5. according to the flow scheme design method of each described many belt systems in the claim 1 to 4, it is characterized in that: described each equipment is defined six kinds of states respectively: non-selected, selection, startup, fault, move, stop; Wherein, non-selected, select, start, stop four kinds of states by artificial setting; Fault, operation two states are by the actual working state automatically corresponding configuration of system through check implement.
6. according to the flow scheme design method of each described many belt systems in the claim 1 to 4; It is characterized in that:, send startup command successively by the upstream device upstream device according to the order of reverse start in that selected flow process number each related equipment is sent in the step of startup command.
7. the flow scheme design method of many belt systems according to claim 6; It is characterized in that: when number each related equipment transmission is ceased and desisted order to selected flow process; The order that stops according to forward by upstream equipment downstream equipment send successively and cease and desist order; After system detects equipment and stops, this equipment pairing mode bit in array is become selection mode.
8. according to the flow scheme design method of each described many belt systems in the claim 1 to 4; It is characterized in that: when system detects a certain equipment and breaks down; This equipment pairing mode bit in array is set to faulty condition, and the upstream equipment of control fault equipment all stops; Behind the trouble removal of malfunction equipment, the upstream equipment that only stops to malfunction equipment and because of this malfunction equipment sends startup command.
9. according to the flow scheme design method of each described many belt systems in the claim 1 to 4, it is characterized in that: after a flow process stops,, cancel this flow process the pairing array zero clearing of this flow process.
10. according to the flow scheme design method of each described many belt systems in the claim 1 to 4; It is characterized in that: in said many belt systems, comprise upper computer and lower computer; The start and stop control program that operation is write to each equipment in lower computer, all the other programs are moved in upper computer, receive the process selecting and the mode bit setting of operating personal through upper computer; And set up communication link with lower computer, the transmitting control instruction.
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CN105417067A (en) * | 2015-11-26 | 2016-03-23 | 中天钢铁集团有限公司 | Conveying belt control system and method |
CN106406260A (en) * | 2016-11-15 | 2017-02-15 | 广州视源电子科技股份有限公司 | Transmission control method and device for production line and transmission system |
CN112573221A (en) * | 2020-11-20 | 2021-03-30 | 中冶华天南京工程技术有限公司 | Control system and method for intelligent belt transmission flow of stock yard |
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CN106406260B (en) * | 2016-11-15 | 2019-05-17 | 广州视源电子科技股份有限公司 | Transmission control method and device for production line and transmission system |
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CN112573221A (en) * | 2020-11-20 | 2021-03-30 | 中冶华天南京工程技术有限公司 | Control system and method for intelligent belt transmission flow of stock yard |
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