CN103199958A - Multi-signal intelligent transmitting system and transmitting method thereof - Google Patents
Multi-signal intelligent transmitting system and transmitting method thereof Download PDFInfo
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- CN103199958A CN103199958A CN201310078094XA CN201310078094A CN103199958A CN 103199958 A CN103199958 A CN 103199958A CN 201310078094X A CN201310078094X A CN 201310078094XA CN 201310078094 A CN201310078094 A CN 201310078094A CN 103199958 A CN103199958 A CN 103199958A
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Abstract
The invention relates to the technical field of industrial control signal transmitting systems, in particular to a multi-signal intelligent transmitting system and a transmitting method of the multi-signal intelligent transmitting system. The multi-signal intelligent transmitting system comprises execution equipment and a computer, wherein a sent signal transmission conversion code decoder and a received signal transmission conversion code decoder are further arranged between the execution equipment in a testing site and the computer. The sent signal transmission conversion code decoder is arranged inside a site control cabinet and the received signal transmission conversion code decoder is arranged inside an operation cabinet. The multi-signal intelligent transmitting system and the transmitting method of the multi-signal intelligent transmitting system have the advantages that multiple types of signals can be integrated into uniform codes to be transmitted and decoded, restored and applied, transmission signals are simplified, the problem that line arranging is disorder due to the fact that electric lines and signal lines are complex to connect is avoided, interference of signals of different types is avoided, strength weakening during a signal transmission process is reduced, precision and stability of signal transmission are improved, computer processing efficiency is improved, reaction time is reduced, and production cost is saved.
Description
Technical field
The present invention relates to industry control signal transmission system technical field, refer to a kind of many signal intelligents transmission system and transmission method thereof especially.
Background technology
The signal transmission system of prior art is widely used in test and control field, and the part that is absolutely necessary.These signal types have: high-low level, as: 5V knob position and state, 12V knob position and state, 24V knob position and state, 24V status indicator lamp etc.; Control output, as: 0～5V, 0～10V, ± 5V, ± 10V, 4～20mA etc.; Gather and sensor signal, as: 4～20mA, ± 1V, ± 5V, 0～10V, ± 10V etc.Substantially be to adopt a signal by the direct line signal transmission manner of the tradition of one or more line in the prior art, it is many and the holding wire type is also numerous and diverse so not only to connect electric wire, make troubles for identification and the management of field wiring, also usually may be because of the signal type difference, phase mutual interference between signal and the signal when causing transmitting, reduce signal transmission strength, thereby influence the precision and stability of signal transmission, finally cause the data that obtain inaccurate, influence normally carrying out of activity in production.In addition, if it is longer to connect up from the operation room to the testing ground, the signal that has may have decay, thus the whole system of having influence on; And more signal transmssion line uses, and is unfavorable for the saving of environmental protection and cost.Therefore how simplifying the signal transmission, strengthen the reliability in the signals transmission, reduce production costs simultaneously, then is that problem to be solved is arranged in the prior art.This applicant because disappearance and the inconvenience of prior art are being adhered to the spirit that research is innovated, kept on improving, is utilized its professional eye and professional knowledge, work out a kind of many signal intelligents transmission system.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, and when a kind of many signals transmission is provided, both simplified transmission line, improve transmission reliability again, simultaneously also many signal intelligents of economic environmental protection transmission system and transmission method thereof.
The present invention is achieved through the following technical solutions, and comprises actuating equipment and computer, also is provided with between the actuating equipment of testing ground and the computer to send signal transmission transform coding decoder and receive signal transmission transform coding decoder; Described transmission signal transmission transform coding decoder is arranged at tool in the field control cabinet, and described reception signal transmission transform coding decoder is arranged in the operation cabinet.
Send signal transmission transform coding decoder and be the embedded IC plate structure with reception signal transmission transform coding decoder.
Many signal intelligents transmission system transmission method may further comprise the steps:
(1) each detection signal with actuating equipment inserts transmission signal transmission transform coding decoder;
(2) with each detection signal unified coding in sending signal transmission transform coding decoder;
(3) data after will encoding are transmitted by communication;
(4) transfer of data is decoded to receiving in the signal transmission transform coding decoder;
(5) decoded each detection signal is sent to each control or sampling terminal by line, finish signals transmission.
(6) computer reception signal and FEEDBACK CONTROL are instructed to actuating equipment.
Data behind the described coding are by 485 lines or 232 lines or CAN line communication transmission.
The invention has the advantages that, the integrated Unified coding transmission of multiclass signal and decoding reduction can be used, simplified the transmission signal, solve the chaotic problem of the numerous and diverse line layout that causes of connection electric wire and holding wire, avoided the interference between the signal with different type, reduced the strength retrogression in the signal transduction process, the precision and stability of signal transmission have been improved, improve Computer Processing efficient, reduced the reaction time, saved production cost.
Description of drawings
Fig. 1 is the schematic diagram of many signal intelligents transmission system structure.
Fig. 2 is the flow chart of many signal intelligents transmission system transmission course.
Fig. 3 is many signal intelligents transmission system specific embodiment schematic diagram.
Wherein: 1, the operation cabinet; 11. receive signal transmission transform coding decoder; 12. viewing area; 13. controlled area; 2. field control cabinet; 21. send signal transmission transform coding decoder; 3. computer; 4. actuating equipment; 41. transducer; 42. motor; 43, blower fan; 5. test specimen.
Embodiment
Be that optimal way of the present invention is described further below in conjunction with accompanying drawing, as shown in Figures 1 to 3, comprise actuating equipment 4 and computer 3, also be provided with between the actuating equipment 4 of testing ground and the computer 3 and send signal transmission transform coding decoder 21 and reception signal transmission transform coding decoder 11; Described transmission signal transmission transform coding decoder 21 is arranged at tool in the field control cabinet 2, and described reception signal transmission transform coding decoder 11 is arranged in the operation cabinet 1.
Send signal transmission transform coding decoder 21 and be the embedded IC plate structure with reception signal transmission transform coding decoder 11.
Many signal intelligents transmission system transmission method may further comprise the steps:
(1) each detection signal with actuating equipment 4 inserts transmission signal transmission transform coding decoder 21;
(2) with each detection signal unified coding in sending signal transmission transform coding decoder 21;
(3) data after will encoding are transmitted by communication;
(4) transfer of data is decoded to receiving in the signal transmission transform coding decoder 11;
(5) decoded each detection signal is sent to each control or sampling terminal by line, finish signals transmission.
(6) computer 3 reception signals and FEEDBACK CONTROL are instructed to actuating equipment 4.
Data behind the described coding are by 485 lines or 232 lines or CAN line communication transmission.
The operation cabinet 1 that connects computer 3 is generally positioned at independently operation room, and the testing ground then comprises apparatus for transmitting signal such as each actuating equipment 1, transducer 41, execute-in-place cabinet 2 and sends signal transmission transform coding decoder 21,485 or 232 or the CAN communication line.Wherein, the operation cabinet 1 of operation room also comprises viewing area 12 that signal receiver table, state display lamp etc. constitute, computer 3(data collecting card, I/O card etc.), and controlled areas 13 such as the computer (I/O card, DA card etc.) that sends of signal, switch, button, knob, given output potential device; Operating state signal that the testing ground comprises each transducer 41 of sending signal, location switch, send near switch, button and frequency converter and some intelligent control device etc.; Signal receiving device is as frequency converter, relay, PLC, servo controller, AMT etc.; The terminal actuating equipment is as motor 42, blower fan 43, valve, pump, attemperating unit etc.
Signal transmission transform coding decoder function comprises: coding, and each control signal and each sensor signal and each status signal encoded by program to be sent again; Decoding is decoded into the data that receive the required control signal of each receiving system or gathers signal by program; 485 or 232 or the CAN communication line be data transmission manner and circuit between two signals transmission transform coding decoders.
The operation cabinet 1 of operation room (comprising computer 3) is as the main control end of whole system, by switch, button, knob, given output potential device and the computer software of operation on the cabinet 1, control signal and data read instruction sent to deliver to receive signal transmission transform coding decoder 11.Receive signal transmission transform coding decoder 11 with these signals and data read instruction by coded program convert to data that communication protocol arranges again by 485 232 or the CAN communication be transferred to the transmission signal transmission transform coding decoder 21 in field test district.Transmission signal transmission transform coding decoder 21 will receive the data that transmit and be reduced into each control command and data read instruction by the decoding program parsing, send to each signal receiving device of testing ground.The signal of each transducer 41 of testing ground and test and test relevant device feedback states signal are sent to the transmission signal transmission transform coding decoder 21 in field test district, by coded program be numbered again by 485 232 or the CAN communication be transferred to the reception signal transmission transform coding decoder 11 of operation room, receive signal transmission transform coding decoder 11 and by the program decoding data of receiving be reduced into original signal and send to receiving equipments such as Displaying Meter, state display lamp, computer 3.
The invention will be further described below in conjunction with specific embodiment, test specimen 5 is installed on the actuating equipment 4, test specimen 5 two ends connect transducer 41, motor 42 and blower fan 43 respectively, measure the various data-signals such as rotating speed, temperature, voltage of the data such as rotating speed, moment of torsion, temperature of test specimens 5 and motor and blower fan by each transducer 41, and signal inserted the transmission signal transmission transform coding decoder 21 of field control cabinet 2, each detection signal is unified to encode in sending signal transmission transform coding decoder 21; Data behind the coding are transmitted by communication; Transfer of data is decoded in the reception signal transmission transform coding decoder 11 of operation cabinet 1; Decoded each detection signal is sent to each control or sampling terminal by line, finish signals transmission.Computer 3 receives signal and FEEDBACK CONTROL is instructed to actuating equipment 4.
The above embodiment has only expressed one embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (4)
1. many signal intelligents transmission system comprises actuating equipment and computer, it is characterized in that: also be provided with between actuating equipment and the computer and send signal transmission transform coding decoder and reception signal transmission transform coding decoder; Described transmission signal transmission transform coding decoder is arranged at tool in the field control cabinet, and described reception signal transmission transform coding decoder is arranged in the operation cabinet.
2. many signal intelligents transmission system according to claim 1 is characterized in that: send signal transmission transform coding decoder and be the embedded IC plate structure with reception signal transmission transform coding decoder.
3. many signal intelligents transmission system transmission method is characterized in that may further comprise the steps:
(1) each detection signal with actuating equipment inserts transmission signal transmission transform coding decoder;
(2) with each detection signal unified coding in sending signal transmission transform coding decoder;
(3) data after will encoding are transmitted by communication;
(4) transfer of data is decoded to receiving in the signal transmission transform coding decoder;
(5) decoded each detection signal is sent to each control or sampling terminal by line, finish signals transmission;
(6) computer reception signal and FEEDBACK CONTROL are instructed to actuating equipment.
4. many signal intelligents transmission system transmission method according to claim 3 is characterized in that: the data behind the described coding are by 485 lines or 232 lines or CAN line communication transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310078094.XA CN103199958B (en) | 2013-03-12 | 2013-03-12 | Multi signal Intelligent Transportation Systems and transmission method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310078094.XA CN103199958B (en) | 2013-03-12 | 2013-03-12 | Multi signal Intelligent Transportation Systems and transmission method thereof |
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| CN103199958A true CN103199958A (en) | 2013-07-10 |
| CN103199958B CN103199958B (en) | 2016-09-28 |
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| CN201310078094.XA Expired - Fee Related CN103199958B (en) | 2013-03-12 | 2013-03-12 | Multi signal Intelligent Transportation Systems and transmission method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104375496A (en) * | 2014-12-08 | 2015-02-25 | 中国石油天然气集团公司 | Distributed control system and control method implemented by same |
| CN108833121A (en) * | 2018-05-08 | 2018-11-16 | 淄博职业学院 | A kind of Transmission system and its application method improving data transfer of computer stability |
| CN111026077A (en) * | 2019-11-28 | 2020-04-17 | 四川九洲空管科技有限责任公司 | Automatic test bench of response system based on GPIB bus and test method thereof |
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| CN108833121A (en) * | 2018-05-08 | 2018-11-16 | 淄博职业学院 | A kind of Transmission system and its application method improving data transfer of computer stability |
| CN111026077A (en) * | 2019-11-28 | 2020-04-17 | 四川九洲空管科技有限责任公司 | Automatic test bench of response system based on GPIB bus and test method thereof |
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| Publication number | Publication date |
|---|---|
| CN103199958B (en) | 2016-09-28 |
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Granted publication date: 20160928 Termination date: 20210312 |