CN201654555U - Intelligent node module system applied to industrial valve control - Google Patents
Intelligent node module system applied to industrial valve control Download PDFInfo
- Publication number
- CN201654555U CN201654555U CN2010201736077U CN201020173607U CN201654555U CN 201654555 U CN201654555 U CN 201654555U CN 2010201736077 U CN2010201736077 U CN 2010201736077U CN 201020173607 U CN201020173607 U CN 201020173607U CN 201654555 U CN201654555 U CN 201654555U
- Authority
- CN
- China
- Prior art keywords
- slave station
- fieldbus
- intelligent node
- valve control
- modular system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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]
Abstract
The utility model relates to an intelligent node module system applied to industrial valve control. The system is characterized by comprising a field bus as well as a main control station, a first slave station and a second slave station which are respectively connected with the field bus, wherein after numerical signals acquired by the first slave station are processed by the main control station, and the field bus sends a control command to the second slave station to execute. In the utility model, bidirectional and serial high-speed data transmission is carried out between double main stations and double slave stations through the PROFIBUS-DP field bus; and data acquired by the two slave stations respectively to the working environment and the working state of a valve are processed by the main stations so as to control the industrial valve.
Description
Technical field
The utility model relates to a kind of node modular system, particularly a kind of intelligent node modular system that is applied to industrial valve control.
Background technology
Fieldbus is a kind of production scene that is applied to, at the scene between the equipment, realize the technology of the multinode digital communication of two-way, serial between field apparatus and the control device.This is the complex art of main contents with intelligent sensing, control, computing machine, data communication, rely on it in automatically-monitored and information integrated system, to use the many advantages that embodied: control system discretize, networking, good style of opening, extensibility and high-performance, low cost, the control method that has replaced traditional point-to-point wiring has obtained using widely in the monitoring field in industry automatically.But because China starts late to the research of fieldbus, at the field bus system of industrial practical application, product is nearly all produced by offshore company at present, and core technology is also grasped by external major company substantially.
The utility model content
The purpose of this utility model provides a kind of intelligent node modular system that is applied to the control of industrial valve, is implemented between the field apparatus, the multinode digital communication of two-way between field apparatus and the control device, serial, thereby realizes the control to industrial valve.
In order to achieve the above object, the technical solution of the utility model provides a kind of intelligent node modular system that is applied to industrial valve control, it is characterized in that, comprises fieldbus, respectively the controlling center that is connected with fieldbus, first slave station, second slave station; The numerical signal that above-mentioned first slave station is gathered after the controlling center processing, is carried out by fieldbus transmitting control commands to the second slave station.
Above-mentioned fieldbus is to use the fieldbus of PROFIBUS-DP agreement.
Above-mentioned controlling center is a central controller, and it is connected with fieldbus by independence or the interface fastener that is integrated in controlling center inside.
Above-mentioned controlling center is a programmable logic device (PLD), and it is connected with fieldbus by the independent interface fastener that is provided with.
Above-mentioned first slave station comprises the first slave station communication contact, respectively digital to analog converter, the some sensors that is connected with fieldbus by the first slave station communication contact.
Some sensors of above-mentioned first slave station comprise some pressure transducers and some temperature sensors.
Above-mentioned second slave station comprises the second slave station communication contact, the actuator that is connected with fieldbus by the first slave station communication contact.
Above-mentioned second slave station also comprises the valve that is connected with above-mentioned actuator, by the switching of above-mentioned actuator control valves door, and returns the aperture data of valve to controlling center by fieldbus.
The above-mentioned intelligent node modular system that is applied to industrial valve control also comprises the supervision main website, and it is by being connected the monitoring of carrying out ruuning situation and the input of operational order with fieldbus.
The intelligent node modular system that is applied to industrial valve control that the utility model provides compared with prior art, its advantage is, the utility model since by the PROFIBUS-DP fieldbus for carrying out high-speed data transfer two-way, serial between two main websites-two slave stations; The utility model, is handled through controlling center respectively to the image data of valve working environment and duty according to two slave stations, realizes the control to industrial valve.
Description of drawings
Fig. 1 is the general structure synoptic diagram that the utility model is applied to the intelligent node modular system of industrial valve control.
Embodiment
Below in conjunction with description of drawings embodiment of the present utility model.
See also shown in Figure 1ly, the utility model provides is applied to the intelligent node modular system of industrial valve control, comprises fieldbus 10, respectively the controlling center 20 that is connected with fieldbus 10, supervision main website 30, first slave station 40, second slave station 50.
The fieldbus 10 that the utility model relates to is the fieldbus 10 chip SP3 that utilize the PROFIBUS-DP agreement, and its high bit rate can reach 12M, is used for the high-speed data transfer of field layer.Except that the periodicity user data transmission, PROFIBUS-DP fieldbus 10 also provides the required aperiodicity communication of intelligent field apparatus to handle to carry out configuration, diagnosis and warning.
PROFIBUS-DP fieldbus 10 is supported the structure of single master or many main systems.PROFIBUS-DP fieldbus 10 has constituted the communication framework of the two main websites of native system-two slave stations by connecting controlling center 20 respectively, monitoring main website 30, first slave station 40, second slave station 50 in the present embodiment.Token transmission between each main website transmits for MS master-slave between main website and slave station.Website (MS master-slave equipment) number that connects at most on the bus is 126.
Main website reads the input information of slave station periodically and sends output information to slave station periodically, thereby bus cycle time must be shorter than the main website program loop time.Selected comparatively suitable 187.5K in the present embodiment for use, guaranteed also to have satisfied the required response time of each external unit on the slave station simultaneously outside the reliability, stability of system communication.
Controlling center 20 in predetermined information cycle with each the slave station swap data that disperses, slave station is carried out Task Distribution, configuration control, data down transmission and collection.Controlling center 20 uses central controller usually, as PLC (programmable logic controller (PLC)), PC (computing machine) etc., by bus interface total system is managed and controls.Bus interface is as network manager with as controlling center 20 gateway to bus, and management is from the report information of bus node, and is converted to certain data layout that controlling center 20 can understand and is sent to controlling center 20.This bus interface can be called scanner sometimes, can be the independent interface fastener that is provided with, or be integrated among the PLC of controlling center 20.The PLC that controlling center 20 uses in the present embodiment is embedded processors ARM 7 platforms of Britain ARM company design, by the bus interface card CP5611 connection PROFIBUS-DP fieldbus 10 of Siemens Company.The cycle period of PLC is set to and monitors that the communication time of main website 30, first slave station 40 and second slave station 50 is respectively 200ms.
Monitor main website 30 be can programme, the equipment of configuration, diagnosis, when system configuration operate, use, finish system operation and supervision purpose, as the WinCC of Siemens Company.
First slave station 40 is connected with PROFIBUS-DP fieldbus 10 by the first slave station communication contact 41, and it also comprises digital to analog converter 44, some pressure transducers 43 and the some temperature sensors 42 that is connected with the first slave station communication contact 41 respectively.Wherein temperature sensor 42 uses OPA2342 operational amplifier and ISOA/V isolated amplifier chip.The operational amplifier OPA2342 of low-power rail-to-rail adopts MSOP-8 and SO-8 encapsulation, can work under the 2.5V single supply, is used for driving the sampling analog to digital converter, is suitable for general the processing with audio frequency and uses, and provides I/V conversion at digital to analog converter 44 output terminals simultaneously.
Second slave station 50 is connected with PROFIBUS-DP fieldbus 10 by the second slave station communication contact 51, also comprises the actuator 52 that is connected with the second slave station communication contact 51, the valve 53 that is connected with actuator 52.Wherein actuator 52 comprises G5V-2 relay and ULN2803-D reverse driven.Above-mentioned reverse driven is used for amplifying signal, come the action of by-pass valve control 53 by the upper and lower electricity of relay front end, this relay has high environmental resistance and high reliability, between the coil contact, with between polar contact all be FCC parts68 standard (1,500V, 10 * 160us).High voltage withstanding, AC1 between the coil contact, 00V is with AC750V between polar contact.
The utility model is as follows to the control procedure of valve 53, is gathered the temperature, pressure digital simulation value of valve 53 working environments respectively and is changed into digital value by the temperature sensor 42 and the pressure transducer 43 of first slave station 40; With the communication time of controlling center 20 in through " asking-reply " after, send these digital values to controlling center 20 by the first slave station communication contact 41 and PROFIBUS-DP fieldbus 10; Controlling center 20 is through after the data processing, the actuator 52 of transmitting control commands to the second slave station 50, by the various opening and closing operations of actuator 52 by-pass valve controls 53, and the valve 53 current apertures that will gather in real time return to controlling center 20, use for follow-up valve 53 controls.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple modification of the present utility model with to substitute all will be conspicuous.Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (9)
1. an intelligent node modular system that is applied to industrial valve control is characterized in that, comprises fieldbus (10), respectively the controlling center (20) that is connected with fieldbus (10), first slave station (40), second slave station (50); The numerical signal that described first slave station (40) is gathered after controlling center (20) processing, is carried out by fieldbus (10) transmitting control commands to the second slave station (50).
2. the intelligent node modular system that is applied to industrial valve control as claimed in claim 1 is characterized in that described fieldbus (10) is to use the fieldbus of PROFIBUS-DP agreement.
3. the intelligent node modular system that is applied to industrial valve control as claimed in claim 1, it is characterized in that, described controlling center (20) is a central controller, and it is by independence or be integrated in the inner interface fastener of controlling center (20) and be connected with fieldbus (10).
4. the intelligent node modular system that is applied to industrial valve control as claimed in claim 3 is characterized in that described controlling center (20) is a programmable logic device (PLD), and it is connected with fieldbus (10) by the independent interface fastener that is provided with.
5. the intelligent node modular system that is applied to industrial valve control as claimed in claim 1, it is characterized in that, described first slave station (40) comprises the first slave station communication contact (41), respectively digital to analog converter (44), the some sensors that is connected with fieldbus (10) by the first slave station communication contact (41).
6. the intelligent node modular system that is applied to industrial valve control as claimed in claim 5 is characterized in that some sensors of described first slave station (40) comprise some pressure transducers (43) and some temperature sensors (42).
7. the intelligent node modular system that is applied to industrial valve control as claimed in claim 1, it is characterized in that, described second slave station (50) comprises the second slave station communication contact (51), the actuator (52) that is connected with fieldbus (10) by the first slave station communication contact (51).
8. the intelligent node modular system that is applied to industrial valve control as claimed in claim 7, it is characterized in that, described second slave station (50) also comprises the valve (53) that is connected with described actuator (52), by the switching of described actuator (52) by-pass valve control (53), and the aperture data of returning valve (53) by fieldbus (10) are to controlling center (20).
9. the intelligent node modular system that is applied to the control of industrial valve as claimed in claim 1 is characterized in that, also comprises to monitor main website (30), and it is by being connected the monitoring of carrying out ruuning situation and the input of operational order with fieldbus (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201736077U CN201654555U (en) | 2010-04-27 | 2010-04-27 | Intelligent node module system applied to industrial valve control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201736077U CN201654555U (en) | 2010-04-27 | 2010-04-27 | Intelligent node module system applied to industrial valve control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201654555U true CN201654555U (en) | 2010-11-24 |
Family
ID=43119799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201736077U Expired - Fee Related CN201654555U (en) | 2010-04-27 | 2010-04-27 | Intelligent node module system applied to industrial valve control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201654555U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106027351A (en) * | 2016-07-07 | 2016-10-12 | 北京华电天仁电力控制技术有限公司 | Embedded Web server Profibus fault diagnosis communication module |
| CN106441858A (en) * | 2016-12-05 | 2017-02-22 | 重庆享控智能科技有限公司 | Valve pre-judgment monitoring system and method |
| CN112904814A (en) * | 2021-01-16 | 2021-06-04 | 京能十堰热电有限公司 | PROFIBUS equipment online communication state monitoring method based on NT6000 platform |
-
2010
- 2010-04-27 CN CN2010201736077U patent/CN201654555U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106027351A (en) * | 2016-07-07 | 2016-10-12 | 北京华电天仁电力控制技术有限公司 | Embedded Web server Profibus fault diagnosis communication module |
| CN106027351B (en) * | 2016-07-07 | 2019-03-01 | 北京华电天仁电力控制技术有限公司 | A kind of embedded web server fieldbus fault diagnosis communication module |
| CN106441858A (en) * | 2016-12-05 | 2017-02-22 | 重庆享控智能科技有限公司 | Valve pre-judgment monitoring system and method |
| CN112904814A (en) * | 2021-01-16 | 2021-06-04 | 京能十堰热电有限公司 | PROFIBUS equipment online communication state monitoring method based on NT6000 platform |
| CN112904814B (en) * | 2021-01-16 | 2023-11-14 | 京能十堰热电有限公司 | PROFIBUS equipment on-line communication state monitoring method based on NT6000 platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103529804B (en) | A kind of dcs based on EtherCAT bus | |
| CN102913278B (en) | Modularization-based universal intelligent coal mine underground belt transport monitoring and controlling system | |
| KR101292956B1 (en) | Analog input module | |
| CN202003213U (en) | PROFIBUS (process field bus)-based electric control system of coal mining machine | |
| CN105223939A (en) | Be applicable to the multi-source heat transfer agent data acquisition and controlling integration fexible unit of agriculture Internet of Things application | |
| CN111371661A (en) | System and method for realizing communication of multiple monitoring backgrounds based on CAN bus | |
| CN103439951A (en) | Information intelligent terminal system of EtherCAT field bus | |
| CN201654555U (en) | Intelligent node module system applied to industrial valve control | |
| CN203455669U (en) | Embedded system-based visualization efficiency management monitoring platform for numerically-controlled machine tools | |
| CN101729339B (en) | Fieldbus communication card | |
| CN205103648U (en) | Multisource sensing information acquisition and control integration multipurpose plant suitable for networking of agricultural thing is used | |
| CN203643819U (en) | Intelligent front end controller | |
| CN201113374Y (en) | Electrical power system microcomputer protecting measuring and controlling device based on double CPU structure | |
| CN103675440A (en) | Power efficiency monitoring terminal and monitoring method thereof | |
| CN202649776U (en) | Textile machinery automation system | |
| CN204287957U (en) | A kind of scrap prodn. line PROFIBUS PA slave station diagnostic system | |
| CN204155117U (en) | A kind of big-power transducer control system | |
| CN205247138U (en) | Total line type electric actuator controller of PROFIBUS with redundant function | |
| CN207232713U (en) | Workshop appliance monitoring system based on Powerlink | |
| CN202512455U (en) | Ammonia nitrogen analyzer temperature control module | |
| CN204437452U (en) | Intelligent electric valve positioning device | |
| CN104483874A (en) | Data collecting device based on single chip microcomputer | |
| CN204406140U (en) | A kind of bus type programable controller system | |
| CN203455684U (en) | Information intelligent terminal system of EtherCAT fieldbus | |
| CN203444315U (en) | High-integration intelligent data collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20110427 |