CN103034202A - Integrated collection control device - Google Patents
Integrated collection control device Download PDFInfo
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- CN103034202A CN103034202A CN201210532446XA CN201210532446A CN103034202A CN 103034202 A CN103034202 A CN 103034202A CN 201210532446X A CN201210532446X A CN 201210532446XA CN 201210532446 A CN201210532446 A CN 201210532446A CN 103034202 A CN103034202 A CN 103034202A
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- communication interface
- integral collecting
- opertaing device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses an integrated collection control device which comprises a master controller central processing unit (CPU), a memorizer, a first communication interface, a second communication interface, a wireless communication device, a power supply circuit and a reset circuit, wherein the power supply circuit and the reset circuit are respectively connected with the master controller CPU. The memorizer, the first communication interface, the second communication interface and the wireless communication device are respectively communicated with the master controller CPU. The first communication interface and the wireless communication device are further communicated with a master control system. The second communication interface and the wireless communication device are further communicated with a site device. The first communication interface and/or the second communication interface are/is further communicated with the memorizer. The integrated collection control device simultaneously has functions of wireless transmission and wire transmission. Arrangement of wire in some places is achieved due to the wireless transmission. Communication in places where signals are seriously influenced by weather and electromagnetic interference is achieved through the wire transmission. Cost is saved. Data receiving and transmission are reliable.
Description
Technical field
The present invention relates to the automation field of petrochemical complex, particularly the integral collecting opertaing device.
Background technology
Every field infotech in oil gas field production and other petroleum industry also progressively is applied.Along with the new petroleum industry understanding about IT applications such as " digital oil field ", " digital petrochemical industry ", " digital oil " are generally accepted, the information-based contest of a Global Oil petroleum chemical enterprise information new round has entered the contest of strength stage.Petroleum ﹠ Petrochemical Enterprises has developed into the stage that the leave message system just can't survive, and total digitalization has become the grand strategy that each oil play is chased the deer on the Central Plains.
The integral collecting opertaing device is a kind of remote measurement and control cell arrangement, is responsible for monitoring and control to on-site signal, commercial unit.Compare with Programmable Logic Controller PLC commonly used, the integral collecting opertaing device will have good ability to communicate and larger memory capacity usually, is applicable to worse temperature and humidity environment, and more computing function is provided.Just because of the perfect function of integral collecting opertaing device.So that integral collecting opertaing device product has obtained a large amount of application in the SCADA system.
The integral collecting opertaing device can by several, tens or individual composition the up to a hundred, can be placed near the scene of measurement point.The integral collecting opertaing device possesses following two kinds of functions at least: data acquisition and processing, data transmission (network service), certainly, many integral collecting opertaing devices also possesses the particular algorithm of pid control function or logical control function and all kinds of specialties and control etc.
The integral collecting opertaing device has abundant communication interface, supports communication, and communication distance is unrestricted, is more and more used in the wide-area distribution type TT﹠C system.
Based on the data acquisition transmission instrument of the integral collecting opertaing device technology industrial products as specialty, install more integrated, and low to environmental requirement; Adopt embedded control system, higher network security performance, the monitoring system that suitable long-time running avoids safeguarding is used.
In the Automation of Manufacturing Process device, DCS control system, PLC controller are the most widely used automatic control products of two classes, before the eighties in 20th century, the I/O fastener of these controllers all concentrates in the pulpit away from the scene, with the connecting line of field device instrument (comprising AI/AO analog input and output device and DI/DO switching value input-output unit etc.) all be one to one directly wiring, we can also see a large amount of cables of turnover pulpit and the large scale crane span structure of cabling at a lot of scenes now.In the later stage eighties, PLC, DCS two class control system are successively released the remote I/O fastener of installing away from the pulpit, it is installed in the scene, can be nearby and the field device line, and these remote I/O fasteners are to realize message exchange by communicating by letter of unit cable with the controller that is installed in the pulpit.But also run into simultaneously the impact of the environmental factor that is limited by the infield, limited it and carried out wider application.Along with the problem of the appearance this respect of integral collecting opertaing device has also obtained solution thereupon, the integral collecting opertaing device is with the obvious advantage remote data Collect conversion and communication aspects.Later stage nineties communication technology development has driven the SCADA system tremendous development, and integral collecting opertaing device product has had widely application, becomes the important branch that the robotization industry product is used.
Along with industrialized level and the level of IT application of China improves constantly, the application of SCADA systems technology is also more and more extensive.The demand of low-carbon economy, environmental protection continues to increase situation so that market is the demand of integral collecting opertaing device product more, and is also more and more higher to the requirement of properties of product, promoted technological transformation and the industrial upgrading of industry.Aspect gas industries production, three large Petroleum Production groups of China have entered the international market, are bearing the competitive pressure from the international petroleum industry that day by day strengthens.Winning victory with low labour cost can not be eternal advantage.The construction of numeral oil is significant to improving oil and gas development and productive capacity and management and decision-making level, reduction business risk.In addition, digital oil field and digital petrochemical industry also are Petroleum ﹠ Petrochemical Enterprises complete upgrading and the needs that reproduce.These demands are more and more urgent, become increasingly complex, and are more and more harsher, only have the oil field and the enterprise that build total digitalization to be only final solution.Be exactly integral collecting opertaing device controller and form the elementary cell of digital oil field.Long-distance transport pipes and urban pipe network and municipal water supply field are the most widely industries of SCADA system employs, are the most intensive industries of integral collecting Application of control device, also are to use the most ripe industry.In other numerous industries, the integral collecting opertaing device all can be used widely, and therefore, market outlook are boundless.The research and development that attracted thus the well-known Automation Co., Ltd in the more world to participate in the integral collecting opertaing device are made.
Existing technology is that wired integral collecting opertaing device and wireless integral gather separately design of opertaing device, is two independent products.
1, wired integral collecting opertaing device
The integral collecting opertaing device is the connector of field instrument and master system.The information such as the detection data of integral collecting opertaing device by digital channel, analog channel, switching value passage acquisition monitor table, state, then by transmission network with data, state transfer to host computer.
As shown in Figure 1, wired integral collecting opertaing device is comprised of master controller CPU, FRAM storer, RS232, RS485, feed circuit, reset circuit, analog input.In this programme design, adopt RS485 to carry out communication, use be the MODBUS communications protocol; Use master controller CPU to finish the repertoires such as control, collection, computing, Communication processing; Reset circuit is avoided causing Single Chip Microcomputer (SCM) program mistake or program execution error because of power down or spread of voltage.
2, wireless integral gathers opertaing device
As shown in Figure 2, wireless integral collection opertaing device is comprised of master controller CPU, FRAM storer, RS232, RS485, feed circuit, reset circuit, GPRS module and RF wireless transport module.In this programme design, adopt RS485 to carry out communication, use be the MODBUS communications protocol; Use master controller CPU to finish the repertoires such as control, collection, computing, Communication processing; Reset circuit is avoided causing Single Chip Microcomputer (SCM) program mistake or program execution error because of power down or spread of voltage; By the RF wireless transport module with the parameter that collects by RS232 or be wirelessly transmitted to host computer.
The major defect of prior art is: for wired integral collecting opertaing device, and some local wiring inconvenience during field wiring, even can't connect up; Gather opertaing device for wireless integral, bandwidth distance limited (generally being no more than 30 kilometers), communication low, that transmit are subjected to weather and electromagnetic interference (EMI) easily.
Summary of the invention
The purpose of this invention is to provide a kind of integral collecting opertaing device that wireless integral gathers opertaing device and wired integral collecting opertaing device dual-use function that has, use radio configuration can solve the problem of some local wirings, use wired configuration to solve again signal simultaneously and be subjected to the communication issue in weather effect and the serious area of electromagnetic interference (EMI).
The invention provides the integral collecting opertaing device, it comprises master controller CPU, storer, the first communication interface, the second communication interface, wireless communication apparatus, feed circuit and reset circuit, wherein, described feed circuit be connected reset circuit and be connected with described master controller CPU respectively, described storer, described the first communication interface, described second communication interface is communicated by letter with described master controller CPU respectively with wireless communication apparatus, described the first communication interface is also communicated by letter with master control system with described wireless communication apparatus, described second communication interface and described wireless communication apparatus also with field device communicating, described the first communication interface and described second communication interface also with described memory communication.
Integral collecting opertaing device provided by the present invention, described the first communication interface is RS232, described second communication interface is RS485.
Integral collecting opertaing device provided by the present invention, described wireless communication apparatus comprises GPRS module and RF wireless transport module, described RF module is used for the devices communicating with the scene, and the parameter that described GPRS wireless transport module is used for the integral collecting opertaing device is collected transfers to master control system.
Integral collecting opertaing device provided by the present invention, the integral collecting opertaing device also comprises analogsimulation input interface and low pass active analog wave filter, the output terminal of described analogsimulation input interface is connected with the input end of low pass active analog wave filter, and the output terminal of described low pass active analog wave filter is connected with described master controller CPU.
Integral collecting opertaing device provided by the present invention, described RS485 are semiduplex, the data fit MODBUS agreement of institute's sending and receiving, and the baud rate of described RS485 and parity checking setting are kept among the flash; Described RS232 is full duplex, the data fit MODBUS agreement of institute's sending and receiving, and the baud rate of described RS232, parity checking setting are kept among the flash.
Integral collecting opertaing device provided by the present invention also comprises the 10M/100M Ethernet, and described RS232 and network interface share the UART interface of CPU.
Integral collecting opertaing device provided by the present invention, described field apparatus comprises instrument, flowmeter and frequency converter.
Integral collecting opertaing device provided by the present invention, described storer are FRAM, and its interface is the SPI interface.
Integral collecting opertaing device provided by the present invention, the input end that also comprises hardware watchdog, RTC real-time clock, DI signal input part, PI circuit, transistor output DO and the AI mode of connection, the output terminal of described feed circuit is connected with an end of described hardware watchdog, the other end of described hardware watchdog is connected with described master controller CPU, and RTC real-time clock, DI signal input part, PI circuit, transistor output DO are connected input end and are connected with described master controller CPU respectively with the AI mode of connection.
Integral collecting opertaing device provided by the present invention, under the control of active system, the data of other integral collecting opertaing device that described integral collecting opertaing device storage forwarding is attached thereto.
Technique effect of the present invention is, integral collecting opertaing device provided by the present invention, has simultaneously wireless and wired integral collecting opertaing device, use the wireless problem that can solve some local wirings, use wired while to solve again signal and be subjected to the communication issue in weather effect and the serious area of electromagnetic interference (EMI), not only provide cost savings but also can receive reliably and the transmission of data.
Other features and advantages of the present invention will be set forth in the following description, and, partly from instructions, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the instructions of writing, claims and accompanying drawing.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Accompanying drawing is used to provide a further understanding of the present invention, and consists of the part of instructions, is used for together with embodiments of the present invention explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the synoptic diagram of a specific embodiment in the prior art;
Fig. 2 is the synoptic diagram of another specific embodiment in the prior art;
Fig. 3 is the synoptic diagram of a specific embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, is not intended to limit the present invention.
Below with reference to Figure of description, describe the present invention in detail.
The invention provides a kind of integral collecting opertaing device, it comprises master controller CPU, storer, the first communication interface, the second communication interface, wireless communication apparatus, feed circuit and reset circuit, wherein, described feed circuit be connected reset circuit and be connected with described master controller CPU respectively, described storer, described the first communication interface, described second communication interface is communicated by letter with described master controller CPU respectively with wireless communication apparatus, described the first communication interface is also communicated by letter with master control system with described wireless communication apparatus, described second communication interface and described wireless communication apparatus also with field device communicating, described the first communication interface and described second communication interface also with described memory communication.Master control system operates in the host computer of Surveillance center.
As a specific embodiment of the present invention, as shown in Figure 3, it comprises master controller CPU, FRAM storer, RS232, RS485, wireless telecommunications part, feed circuit, 10M/100M ethernet network part, filtering circuit and reset circuit, also comprise in addition hardware watchdog, the RTC real-time clock, the pulse input, analog input and digital I/O.
Integral collecting opertaing device of the present invention adopts RS485 to carry out communication, adopts RS232 and host communication; Also can be by wireless telecommunications and host communication; Can also pass through optional ethernet module and host communication; Use master controller MCU to finish the repertoires such as control, collection, computing, Communication processing; For fear of the useful signal of external interference signals interference acquisition, add low pass active analog wave filter at analog input end, the otiose high frequency noise of filtering keeps low frequency signal, this low frequency signal is added in the ADC of single-chip microcomputer, gathers.Reset circuit is avoided causing Single Chip Microcomputer (SCM) program mistake or program execution error because of power down or spread of voltage.
Integral collecting opertaing device of the present invention, flowmeter and inverter communication by semiduplex RS485 scene, sending and receiving meets the data of MODBUS agreement, can be by RS232(or network interface) information that gathers is sent in the upper control system, the data that perhaps need send to frequency converter.The baud rate of RS485, parity checking setting are kept among the flash, are the settings that save as once power on next time, adopt default baud rate and parity checking communication when not having settings.RS232 by full duplex is connected with master control system, realizes the collection of analog input, digital input, numeral output, pulse input function, simultaneously data upload is arrived master control system.Agreement is MODBUS.The baud rate of RS232, parity checking setting are kept among the flash, are the settings that save as once power on next time, adopt default baud rate and parity checking communication when not having settings.Ethernet by 10M/100M is connected with master control system, realizes the collection of analog input, digital input, numeral output, pulse input function, simultaneously data upload is arrived master control system.Agreement is MODBUS/TCP or MODBUS/UDP.Wireless module is used for and the field instrument communication, by ZIGBEE wireless with on-the-spot temperature, pressure, integrated indicator communication, again by RS232(or network interface) send in the upper control system.
Described RS232 and network interface share the UART interface of CPU, namely use RS232 just can not use network interface.FRAM uses the SPI interface, and the FRAM product combines the non-volatile data memory property of ROM and the advantage of RAM, has almost unlimited read-write number of times, high-speed read-write cycle and low-power consumption characteristics.FRAM is used for some power down of storage and preserves, and the data that need to often write, read.Such as total working time, operation configuration parameter etc.Power supply has the reverse protection function.
Described DI adopts optocoupler and single-chip microcomputer to isolate, the DI signal be based on a reference edge.The DI signal can be the output of relay.Also have 2 road PI circuit to be used for connecing pulse signal at a high speed.DO is transistor output, needs externally fed, with the isolated from power of single-chip microcomputer.The AI mode of connection is supported two-wire system mode instrument.Can carry out the merit map analysis to the input signal of load and angular displacement sensor to the acquisition channel of analog input, then merit figure is deposited among the FRAM.Can gather simultaneously the data of 8 tunnel analog channels, gather the input of 6 railway digitals, gather 2 tunnel pulse input, can export digital FET type output.Input signal can be read by communication; Output can be passed through communication setting, and output saves as settings once next time when powering on.8 road analog input channels can be not high by the acquisition precision that the peripheral components such as sampling resistor cause by software calibration.RTC has back-up source, the industrial lithium battery.
Integral collecting opertaing device of the present invention has communication function, can carry out digital communication by RS232 or 100M network interface and upper acquisition system, can be directly and the GPRS radio station by configuration, or transfer to be connected with wireless bridge afterwards and carry out remote data communication; Have the storage forwarding function, namely Surveillance center can't be directly and the collection point communication of outlying oil well, can formulate arbitrarily the integral collecting opertaing device forwarding data in centre position; Have the module expanded function, during the input capacity of a unnecessary module, can make things convenient for dependent module to expand; Hyperchannel input/output function: analog input, switching value input, switching value output; Has Remote Diagnosis System, be integral collecting opertaing device module with the fault of the transmitter that is connected not only directly on panel the mode with pilot lamp show, simultaneously also can get module failure information (transmitter fault at Surveillance center's Computer Inspection, Transmitter Line, system temperature, power supply, working current, storer, communication failure); Has the fault automatic shutdown function, such as minimum load, maximum load, wellhead temperature, the wellhead pressure of the setting auto stop control of transfiniting, for another example to the protection shutdown of the phase shortage of motor, overcurrent, overload etc.; Have merit diagram data memory function, can store 1000 cover load-position diagram data (when gathering separately merit figure); Function with the operation of programming Control oil pumper, automatic spacing oil pumping control etc.
The integral collecting opertaing device is integrated into wired integral collecting opertaing device and wireless integral collection opertaing device on the PCB, not only provides cost savings, and has also strengthened the function of integral collecting opertaing device.Not only make easy construction, can use wireless in the place that wired integral collecting opertaing device can't connect up, there have circumscribed place to use at wireless signal to be wired, this scheme will be the complementary scheme that wired integral collecting opertaing device and wireless integral gather opertaing device, give full play to advantage separately.
It should be noted that: above embodiment is only unrestricted in order to the present invention to be described, the present invention also is not limited in above-mentioned giving an example, and all do not break away from technical scheme and the improvement thereof of the spirit and scope of the present invention, and it all should be encompassed in the claim scope of the present invention.
Claims (10)
1. integral collecting opertaing device, it is characterized in that, it comprises master controller CPU, storer, the first communication interface, the second communication interface, wireless communication apparatus, feed circuit and reset circuit, wherein, described feed circuit be connected reset circuit and be connected with described master controller CPU respectively, described storer, described the first communication interface, described second communication interface is communicated by letter with described master controller CPU respectively with wireless communication apparatus, described the first communication interface is also communicated by letter with master control system with described wireless communication apparatus, described second communication interface and described wireless communication apparatus also with field device communicating, described the first communication interface and described second communication interface also with described memory communication.
2. want 1 described integral collecting opertaing device such as right, it is characterized in that, described the first communication interface is RS232, and described second communication interface is RS485.
3. integral collecting opertaing device as claimed in claim 1 or 2, it is characterized in that, described wireless communication apparatus comprises GPRS module and RF wireless transport module, described RF wireless transport module is used for the devices communicating with the scene, and the parameter that described GPRS module is used for the integral collecting opertaing device is collected transfers to master control system.
4. want 3 described integral collecting opertaing devices such as right, it is characterized in that, the integral collecting opertaing device also comprises analogsimulation input interface and low pass active analog wave filter, the output terminal of described analogsimulation input interface is connected with the input end of low pass active analog wave filter, and the output terminal of described low pass active analog wave filter is connected with described master controller CPU.
5. want 4 described integral collecting opertaing devices such as right, it is characterized in that, described RS485 is semiduplex, the data fit MODBUS agreement of institute's sending and receiving, and the baud rate of described RS485 and parity checking setting are kept among the flash; Described RS232 is full duplex, the data fit MODBUS agreement of institute's sending and receiving, and the baud rate of described RS232, parity checking setting are kept among the flash.
6. want 3 described integral collecting opertaing devices such as right, it is characterized in that, also comprise the 10M/100M Ethernet, described RS232 and network interface share a UART interface.
7. want 3 described integral collecting opertaing devices such as right, it is characterized in that described field apparatus comprises instrument, flowmeter and frequency converter.
8. want 3 described integral collecting opertaing devices such as right, it is characterized in that, described storer is FRAM, and its interface is the SPI interface.
9. want 3 described integral collecting opertaing devices such as right, it is characterized in that, the input end that also comprises hardware watchdog, RTC real-time clock, DI signal input part, PI circuit, transistor output DO and the AI mode of connection, the output terminal of described feed circuit is connected with an end of described hardware watchdog, the other end of described hardware watchdog is connected with described master controller CPU, and RTC real-time clock, DI signal input part, PI circuit, transistor output DO are connected input end and are connected with described master controller CPU respectively with the AI mode of connection.
10. want 3 described integral collecting opertaing devices such as right, it is characterized in that, under the control of master control system, the data of other integral collecting opertaing device that described integral collecting opertaing device storage forwarding is attached thereto.
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| CN104238489A (en) * | 2013-06-17 | 2014-12-24 | 恩智浦有限公司 | Network communication control apparatus, system and method |
| CN104714495A (en) * | 2013-12-13 | 2015-06-17 | 徐晓东 | Integrated intelligent automatic terminal equipment |
| CN106094661A (en) * | 2016-08-22 | 2016-11-09 | 麦克传感器股份有限公司 | A kind of special detection and control terminal of oil well |
| CN106788543A (en) * | 2017-01-12 | 2017-05-31 | 佛山职业技术学院 | A kind of radio communication device with novel touch screen |
| CN113093696A (en) * | 2021-03-26 | 2021-07-09 | 中国舰船研究设计中心 | Marine miniaturized distributing type acquisition control device |
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| CN106788543A (en) * | 2017-01-12 | 2017-05-31 | 佛山职业技术学院 | A kind of radio communication device with novel touch screen |
| CN113093696A (en) * | 2021-03-26 | 2021-07-09 | 中国舰船研究设计中心 | Marine miniaturized distributing type acquisition control device |
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Application publication date: 20130410 |