CN101165621A - Remote automation system - Google Patents
Remote automation system Download PDFInfo
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- CN101165621A CN101165621A CNA2006101370694A CN200610137069A CN101165621A CN 101165621 A CN101165621 A CN 101165621A CN A2006101370694 A CNA2006101370694 A CN A2006101370694A CN 200610137069 A CN200610137069 A CN 200610137069A CN 101165621 A CN101165621 A CN 101165621A
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
Its remote transmission channel and on-site transmission channel is realized by means of 'internet+ industry on-site communication bus'; the remote transmission uses internet; with the dynamical IP address, the system device can realize the industrial level remote transmission and control; the industrial on-site bus adopts the serial bus and on-site bus. With the help from the relay computer A1 with fixed IP address, the host computer A uses the internet to connect to the on-site industrial level control device B; with the bridge communication function of the device B, the host computer A realize the remote automatic control and data communication for the terminal C.
Description
I have invented a kind of remote automation system, am described as follows:
Technical field:
Along with the fast development of computer technology and mechanics of communication, remote automation is the inevitable outcome of information age.But characteristics such as system complex, investment are big, maintenance cost height are all arranged at present present various remote automation systems, influenced development.So we need a kind of technology maturation, reliability height, reduced investment, remote automation system that maintenance cost is low, are mainly used in remote automation control and remote automation data transmission.
Background technology:
The information transmission of remote automation system mainly is made up of remote transmission passage and on-site transfer passage.
The transmission communication technical elements has the proven technique scheme now at the scene, mainly contain serial ports RS232/422/485 bus and fieldbus FF (Field Bus) two classes, ripe field bus technique mainly contains CAN, FoudationFieldbus, LONWORK, PROFIBUS etc.
Though the local communication bussing technique is widely used in technical grade control, but their transmission ranges are not too far away, generally be applied in the interior in-plant field control system of hundreds of rice, on farther distance, system reliability descends, and construction investment cost and maintenance cost all be difficult to accept, and is connected so have only with the remote transmission passage, as the Internet.
Aspect remote transmission, the technique of internet maturation is widely used, and in January, 2006, the Internet user of China reached 1.11 hundred million, and wherein the broadband networks user just reaches 6,430 ten thousand.But the remote automation system of realizing by the Internet for local communication equipment and bus, have two problems to need to solve: 1, the overwhelming majority of online is a dynamic IP addressing now, the IP address that obtains after each start networking is all uncertain, causes difficulty for the combined network communication communication; 2, far controlling the scene, terminal generally needs the start in 24 hours of a computer to realize and the Internet networking, has any problem in actual applications, especially at some no machine rooms, unattended control far away scene.
Summary of the invention:
I have adopted master station computer, on-the-spot two industry level opertaing devices through research, and the information communication passage adopts " the Internet+local communication bus " mode, has successfully solved an above-mentioned difficult problem, has developed a kind of remote automation system.
Description of drawings:
Ultimate principle is seen accompanying drawing (remote automation system schematic diagram).
Embodiment:
The remote automation system of my invention, form by master station computer A, transfer computer A 1, on-the-spot technical grade opertaing device B, terminal device C and remote transmission passage D and on-site transfer passage E, remote transmission passage D and on-site transfer passage E adopt the mode of " the Internet+industry spot communication bus " to realize;
One, the explanation of system and equipment:
1, master station computer A is, as the host computer of system.It connects the Internet Internet; Control Software in master station computer A operation satisfies setting, control and the data processing requirement of practical application;
2, transfer computer A 1 with fixed ip address, connect the Internet that surfs the Internet steadily in the long term, operation transfer software on transfer computer A 1;
3, on-the-spot technical grade opertaing device B is an existing built-in network equipment on the present market, is fieldbus terminal or serial server, as the slave computer of system.It upwards has Ethernet EtherNet interface, and Internet is connected with the Internet, and the industry spot communication bus interface is arranged downwards, such as RS485 bus or CAN bus interface etc.After its built-in function was designed and improved by me, can realize following function: (1) inside was provided with own unique ID number, and ID number is 11 bit ASCII sign indicating numbers (11bytes), as its identify label; (2) it can connect from trend transfer computer A 1, and sends intrinsic ID number and address of registration oneself to transfer computer A 1; (3) it can finish the processing of instruction, data by the requirement of design proposal, such as data encryption, data-switching, Data Receiving and transmission;
4, terminal device C: be to have communication interface, can control and the various device of data transmission, as the ammeter of numerical control equipment, intelligent home device, band communication port, water meter, gas meter etc. by bus;
5, remote transmission passage D: refer to the Internet Internet and the connection required common apparatus of Internet of surfing the Internet;
6, industry spot communication bus: refer to serial ports RS232/422/485 bus or CAN Bus, FoudationFieldbus, LONWORK, PROFIBUS;
The course of work of system is: master station computer A (host computer) is under the support of transfer computer A 1, can be that the Internet Internet is connected with a plurality of on-the-spot technical grade opertaing device B (slave computer) by remote transmission passage D respectively, on-the-spot technical grade opertaing device B is connected with terminal device C by the industry spot communication bus, above all devices is formed a complete remote automation system, realizes remote automation control and the data transmission of master station computer A to terminal device C.
The specific implementation process is as follows:
At first, master station computer A (host computer) and on-the-spot technical grade opertaing device B (slave computer) have connected the Internet respectively, various network accesses all can, but recommend to use broadband access network.On-the-spot in control far away, owing to there is not computer, on-the-spot technical grade opertaing device B can dial up on the telephone through MODEM or multi-layer switches, also can be surfed the Net by broadband Modem by on-the-spot technical grade opertaing device B dialing.If on-the-spot technical grade opertaing device B connects the Internet by LAN (Local Area Network), then should be that the implicit IP address of on-the-spot technical grade opertaing device B is done corresponding ports mapping sensing at the gateway place.
Then, on-the-spot technical grade opertaing device B initiates to connect from the transfer computer A 1 of trend fixed ip address, and information such as ID are registered in transmission, and regularly register to corresponding server, time interval X can preestablish second, scope is 1-600 between second, and connected mode is TCP or UDP mode, and the acquiescence mode is the TCP mode.
The software of my design of operation above the transfer computer A 1, receive the connection request and log-on message that on-the-spot technical grade opertaing device B sends after, can write down, preserve corresponding information automatically.
Master station computer A has moved the Control Software of setting, control and the data processing requirement of satisfying practical application, it at first connects transfer computer A 1, obtain ID number and the IP address of on-the-spot technical grade opertaing device B, and then directly be connected with on-the-spot technical grade opertaing device B, realize Long-distance Control and data transmission.
In system, on-the-spot technical grade opertaing device B is connected with terminal device C by control bus downwards as slave computer, it in system as bridging device, for master station computer A and terminal device C carry out bridge joint.It has two kinds of processing modes to information, order, the data of dealing, and a kind of is transparent transmission, and another kind is to do to transmit after simple the processing again.By the bridge joint of on-the-spot technical grade opertaing device B, realized that master station computer A carries out operations such as direct Long-distance Control and data transmission, data acquisition to terminal device C.
So far, this remote automation system is set up and is finished.
In this programme, transfer computer A 1 is not participated in Long-distance Control generally speaking directly, and its task only is to assist to connect, one fixedly the transfer computer A 1 of IP just can assist to set up thousands of remote automation systems.
In experimentation, run into a problem: one day, the transfer computer A 1 of fixed ip address breaks down, and causes master station computer A can't obtain ID number and the IP address of on-the-spot technical grade opertaing device B, so can't connect, system can't normally move.We learn the lesson, and transfer computer A 1, A2, A3 that a plurality of different IP addresses have been installed are set ..., on-the-spot technical grade opertaing device B connects and log-on message to them respectively, and is standby each other, guaranteed system reliability.After this, similar fault takes place in native system never again.
In experimentation, run into a kind of situation, on-the-spot technical grade opertaing device B connects the Internet by LAN (Local Area Network), because restrictions such as the gateway setting of LAN (Local Area Network), fire wall cause master station computer A and directly communication of on-the-spot technical grade opertaing device B.In order to address this problem, so the software function of master station computer A has been done to increase and adjust, also the built-in function of on-the-spot technical grade opertaing device B has been done modification, the information data transmission of master station computer A and technical grade opertaing device B is all carried out transfer by the fixing transfer computer A 1 of IP, and promptly the pattern of employing " transit server " has solved this problem.But this " transit server " pattern is only as the emergency power scheme, and all is master station computer A and the direct communication of on-the-spot technical grade opertaing device B under the normal condition.
About on-the-spot technical grade opertaing device B specifically select scheme for use, in the experiment that begins most, on-the-spot technical grade opertaing device B has adopted Ethernet to change the serial server of serial ports RS232, the local communication mode adopts the RS232 bus.In order to increase transmission range, increased the RS485 bus mode afterwards, the communication distance standard of RS485 bus is 1200 meters, but in our experiment, and the RS485 bus connects a plurality of ammeters of 3.6 kilometers, and its data also can 100% be checked meter successfully.The communication modes of RS485 bus is " one main many from " mode, mainly is applicable to long-distance meter-reading systems such as ammeter that the RS485 communication interface is arranged, water meter, gas meters.
The application of system afterwards further develops control intelligent home device and industrial field device, the communication modes of RS485 bus is " one main many from " mode, discontented pedal system needs, so the local communication mode has increased the fieldbus mode again, on-the-spot technical grade opertaing device B can adopt Ethernet to change the terminal server of CAN Bus/FoudationFieldbus/LONWORK/PROFIBUS, bus communication speed reaches more than tens of K, transmission range is all more than hundreds of rice,, can satisfy the needs of native system.In experimental applications, what on-the-spot technical grade opertaing device B adopted is that Ethernet changes CAN bus termination server, and the local communication passage adopts the CAN bus.
The on-the-spot technical grade opertaing device B that we select for use, as serial server, fieldbus terminal server, its volume is all very little, and is more smaller than one 32 book of opening; Its power consumption≤10W, if add the field control case that the equipment such as photoelectricity isolation repeater of lightning protection and signal relay effect form a whole, its total power consumption is also about 20W, the evolution of heat is little, the field control case can be made totally-enclosed form, can install and control intelligent home device in the family, no machine room especially out of doors, unattended control far away scene have advantage especially.
Sum up:
This remote automation system of my invention, be characterized in: (1) master station computer A (host computer), transfer computer A 1 can adopt existing common computer or server computer; (2) long-range aspect has adopted the Internet TCP/IP interconnection technique; (3) on-the-spot technical grade opertaing device B is a professional equipment, and volume is little, power consumption is little, and equipment is simple, reliable, and only needing by the function of my design original equipment to be done the secondary function exploitation can realize.(4) the on-site transfer mode is flexible, can adopt technical schemes such as serial ports RS232/422/485 bus and CAN Bus, FoudationFieldbus, LONWORK, PROFIBUS;
Native system is simple and direct, do not need the start in 24 hours of a computer to realize networking at control on-site terminal far away with the Internet, especially be suitable at no machine room, unattended control far away scene, equipment also can be realized technical grade remote transmission and control with the dynamic IP addressing online, bridge joint communication effect by on-the-spot technical grade opertaing device B (slave computer), master station computer A (host computer) can directly operate terminal device C, may command, transmission, data acquisition etc., the fastest response time is millisecond (ms) level.
Native system system Construction input is less, maintenance cost is low, speed, transmitted data amount not The advantages such as limit, social benefit is remarkable, can be applicable to the control of remote automation equipment, remote automation intelligence man Occupying control, remote automation data acquisition, remote automation checks meter etc.
Claims (6)
1. remote automation system, form by master station computer A, transfer computer A 1, on-the-spot technical grade opertaing device B, terminal device C and remote transmission passage D and on-site transfer passage E, remote transmission passage D and on-site transfer passage E adopt the mode of " the Internet+industry spot communication bus " to realize, master station computer A all is connected with the Internet with on-the-spot technical grade opertaing device B, transfer computer A 1 connects the Internet by fixed ip address
It is characterized in that,
Described master station computer A is as the host computer of system, and it has moved the main website Control Software of setting, control and the data processing requirement of satisfying practical application, under the assistance of transfer computer A 1, connects on-the-spot technical grade opertaing device B by the Internet;
Described on-the-spot technical grade opertaing device B is as the slave computer of system, by industry spot communication bus connecting terminal equipment C;
Described master station computer A by the bridge joint communication effect of on-the-spot technical grade opertaing device B, realizes directly terminal device C being carried out remote automation control and data transmission.
2. remote automation system according to claim 1, it is characterized in that, described on-the-spot technical grade opertaing device B inside is provided with unique ID number, can initiate to connect from trend transfer computer A 1 after connecting the Internet, and send registration own intrinsic ID number and IP address to transfer computer A 1, after transfer computer A 1 is received the connection request and log-on message that on-the-spot technical grade opertaing device B sends, can write down automatically, preserve its ID number with the IP address information.
3. according to claim 1 and the described remote automation system of claim 2, it is characterized in that, described master station computer A running control software, at first connect transfer computer A 1, obtain ID number and the IP address information of on-the-spot technical grade opertaing device B, master station computer A connects on-the-spot technical grade opertaing device B by the Internet then.
4. according to claim 1 and the described remote automation system of claim 2, it is characterized in that, described on-the-spot technical grade opertaing device B is the serial server that Ethernet changes serial ports RS232/422/485, and it is by serial ports RS232/422/485 bus connecting terminal equipment C.
5. according to claim 1 and the described remote automation system of claim 2, it is characterized in that, described on-the-spot technical grade opertaing device B is the terminal server that Ethernet changes CAN Bus/FoudationFieldbus/LONWORK/PROFIBUS, and it is by CAN Bus/FoudationFieldbus/LONWORK/PROFIBUS connecting terminal equipment C.
6. according to claim 1 and claim 4, the described remote automation system of claim 5, it is characterized in that described terminal device C has the various device of control, data communication interface and instrument, instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101370694A CN100485564C (en) | 2006-10-17 | 2006-10-17 | Remote automation system |
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| CNB2006101370694A CN100485564C (en) | 2006-10-17 | 2006-10-17 | Remote automation system |
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| CN101165621A true CN101165621A (en) | 2008-04-23 |
| CN100485564C CN100485564C (en) | 2009-05-06 |
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| CNB2006101370694A Expired - Fee Related CN100485564C (en) | 2006-10-17 | 2006-10-17 | Remote automation system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102402850A (en) * | 2011-10-31 | 2012-04-04 | 宁波三星电气股份有限公司 | Centralized meter reading system of embedded Ethernet gateway and data transmission method thereof |
| CN102682588A (en) * | 2012-05-15 | 2012-09-19 | 云南电网公司西双版纳供电局 | Ethernet-based real-time point-to-point centralized meter-reading system for electric energy meter |
| CN102937393A (en) * | 2012-11-15 | 2013-02-20 | 北京电子工程总体研究所 | Multi-missile launching system |
| CN103856375A (en) * | 2012-11-30 | 2014-06-11 | 中国科学院沈阳自动化研究所 | Single-slave end multi-master end distributed Ethernet system, construction method and communication method of single-slave end multi-master end distributed Ethernet system |
| CN103888550A (en) * | 2014-04-22 | 2014-06-25 | 北京搜狐新媒体信息技术有限公司 | Plug-in deployment method, device and system based on server cluster system |
| CN104715598A (en) * | 2013-12-11 | 2015-06-17 | 陕西天思信息科技有限公司 | Electricity consumption information acquisition system and method based on home gateway |
| CN105094102A (en) * | 2015-09-16 | 2015-11-25 | 成都比善科技开发有限公司 | Intelligent district data acquisition system equipped with serial server |
| CN108521412A (en) * | 2018-04-02 | 2018-09-11 | 上海新松机器人有限公司 | Data collector, data collecting system and collecting method |
| CN115604346A (en) * | 2022-11-03 | 2023-01-13 | 中国电子科技集团公司第十研究所（Cn） | Remote interaction method of field instrument |
-
2006
- 2006-10-17 CN CNB2006101370694A patent/CN100485564C/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102402850A (en) * | 2011-10-31 | 2012-04-04 | 宁波三星电气股份有限公司 | Centralized meter reading system of embedded Ethernet gateway and data transmission method thereof |
| CN102682588A (en) * | 2012-05-15 | 2012-09-19 | 云南电网公司西双版纳供电局 | Ethernet-based real-time point-to-point centralized meter-reading system for electric energy meter |
| CN102937393A (en) * | 2012-11-15 | 2013-02-20 | 北京电子工程总体研究所 | Multi-missile launching system |
| CN103856375A (en) * | 2012-11-30 | 2014-06-11 | 中国科学院沈阳自动化研究所 | Single-slave end multi-master end distributed Ethernet system, construction method and communication method of single-slave end multi-master end distributed Ethernet system |
| CN104715598A (en) * | 2013-12-11 | 2015-06-17 | 陕西天思信息科技有限公司 | Electricity consumption information acquisition system and method based on home gateway |
| CN103888550A (en) * | 2014-04-22 | 2014-06-25 | 北京搜狐新媒体信息技术有限公司 | Plug-in deployment method, device and system based on server cluster system |
| CN105094102A (en) * | 2015-09-16 | 2015-11-25 | 成都比善科技开发有限公司 | Intelligent district data acquisition system equipped with serial server |
| CN108521412A (en) * | 2018-04-02 | 2018-09-11 | 上海新松机器人有限公司 | Data collector, data collecting system and collecting method |
| CN108521412B (en) * | 2018-04-02 | 2021-04-09 | 上海新松机器人有限公司 | Data acquisition device, data acquisition system and data acquisition method |
| CN115604346A (en) * | 2022-11-03 | 2023-01-13 | 中国电子科技集团公司第十研究所（Cn） | Remote interaction method of field instrument |
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| CN100485564C (en) | 2009-05-06 |
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