CN104714495A - Integrated intelligent automatic terminal equipment - Google Patents
Integrated intelligent automatic terminal equipment Download PDFInfo
- Publication number
- CN104714495A CN104714495A CN201310675638.0A CN201310675638A CN104714495A CN 104714495 A CN104714495 A CN 104714495A CN 201310675638 A CN201310675638 A CN 201310675638A CN 104714495 A CN104714495 A CN 104714495A
- Authority
- CN
- China
- Prior art keywords
- module
- control module
- intelligent
- intelligent control
- terminal equipment
- 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.)
- Pending
Links
- 238000004891 communication Methods 0.000 claims abstract description 71
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- 238000003745 diagnosis Methods 0.000 claims description 8
- 230000011664 signaling Effects 0.000 claims description 8
- 238000004458 analytical method Methods 0.000 claims description 6
- 238000012937 correction Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 238000013517 stratification Methods 0.000 claims description 3
- 230000010354 integration Effects 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 238000011897 real-time detection Methods 0.000 claims description 2
- 238000013519 translation Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41845—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by system universality, reconfigurability, modularity
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
- G05B19/4186—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication by protocol, e.g. MAP, TOP
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
A piece of integrated intelligent automatic terminal equipment comprises a detection/execution terminal, a converter module, an intelligent control module, a system bus, and a network communication module, all of which are integrated. The detection/execution terminal comprises a detection element and/or an execution part which are/is in communication connection with the converter module. The converter module is in communication connection with the intelligent control module through the system bus. The intelligent control module is used for receiving or sending information and performing corresponding logic control, storing processed information, and exchanging data with an external information network. The network communication module is in communication connection with the intelligent control module through the system bus. According to the integrated intelligent automatic terminal equipment disclosed by the invention, the transmission distance of analog signals can be shortened as much as possible, and simple logic judgment or operation can be carried out. Meanwhile, the integrated intelligent automatic terminal equipment can exchange information with the external network by the network communication technology, which is conducive to timely monitoring and management of the operation condition of field equipment.
Description
Technical field
The present invention relates to automation control area, particularly integral and intelligent automatization terminal equipment.
Background technology
Generally be arranged on the terminal device of production scene, be divided into the checkout equipment being responsible for detecting and the actuating equipment being responsible for execution.The Installation Modes that existing terminal detection device or actuating equipment adopt supply line and communication signal circuit to separate mostly, whole automatic controlling network not only installation cost is high, and wiring complexity is large, and its fault probability is also high accordingly.
Existing terminal detection device or actuating equipment are all dumb terminals.For checkout equipment, can only mechanically send the measuring-signal obtained from sensing element; For actuating equipment, the executive signal that can only send according to the controller in automatic controlling network passively acts accordingly.Because itself does not possess any intelligence, be just some similar simple functions such as warning that overflow, also need the actuating logic depended on the controller in network to carry out.More cannot carry out active fault diagnosis, once sensing element or topworks go wrong, often cannot Timeliness coverage problem, by the time to cause consequence and just can be found later.
Summary of the invention
For solving the problems of the technologies described above; the object of the present invention is to provide a kind of integral and intelligent automatization terminal equipment; can carry out counting-Mo or analog-to-digital conversion in short distance; and carry out simple logic judgement or computing; utilize the network communications technology and external network to carry out message exchange simultaneously, be conducive to the timely monitor and managment of field apparatus operation conditions.
For achieving the above object, technical scheme of the present invention is as follows: a kind of integral and intelligent automatization terminal equipment, comprise the detection that is integrated in one/execution terminal, conversion module, intelligent control module, system bus and network communication module, wherein said detection/execution terminal is used for real-time detection or the adjustment of field device information, and send or receive the physical signalling for detecting or performing, comprise the detecting element and/or execution unit that are electrically connected respectively with described conversion module;
Described conversion module for receive described detecting element and send physical signalling, the physical signalling of emulation mode is converted to digital signal and is transferred to described intelligent control module, or be converted into simulating signal after receiving digital signal that described intelligent control module transmits and send to described execution component, described conversion module is connected with described intelligent control module communication by described system bus;
Described intelligent control module is for receiving the digital signal of described conversion module transmission and carrying out corresponding data processing or control information sent to described conversion module to carry out signal conversion, described intelligent control module also carries out Logic judgment and control according to the condition preset, and process information also carries out storing and carry out exchanges data with external information network after suitable protocol stack translation by described intelligent control module;
Described network communication module is for the communication between described intelligent control module and external information network and data exchange channel, and described network communication module is connected with described intelligent control module communication by described system bus.
Preferably, described intelligent control module comprises microcontroller, scratch pad memory and the system firmware be kept in described scratch pad memory and configuration parameter, described microcontroller can carry out linearization computing and correction according to described system firmware and element characteristic parameter, and range conversion computing; The network communication protocol stack that can define according to described system firmware is by data packing or unpack to carry out network service with external information network; Logic judgment and control treatment can be carried out to the information received; Fault diagnosis and analysis can be carried out to described detecting element or execution unit according to set frequency parameter, characterisitic parameter and diagnostic data; Also the various information such as the data received, configuration parameter, result can be stored in described scratch pad memory.
Preferably, described conversion module comprises amplifier for receiving simulating signal input and analog-digital converter unit, for a kind of, the combination of two or three in the D-A converter of outputting analog signal and actuator unit and the universal input output unit that exports for On-off signal.
Preferably, described network communication module is power line communication module and PLC module, described PLC module is used for the process information of the described intelligent control module received be modulated into carrier signal and transmitted by line of electric force, or is demodulated into the data message that described intelligent control module can read after receiving the carrier signal on line of electric force.
Preferably, described network communication module is RS485 communication module, and the communication that described RS485 communication module is used between described intelligent control module with external RS485 serial communication network is connected.
Preferably, described network communication module is ethernet communication module, and described ethernet communication module is used for described intelligent control module and is connected with the communication between Ethernet.
Preferably, described integral and intelligent automatization terminal integration of equipments PLC module, its communication protocol have employed ICP/IP protocol, and is also integrated with Modbus-TCP agreement on this basis, finally achieve the stratification communication construction of Modbus-TCP/IP/PLC.
Preferably, described integral and intelligent automatization terminal equipment also comprises power control module, for monitoring the power consumption situation of this terminal and long-range this terminal of keying.
Preferably, described integral and intelligent automatization terminal equipment also comprises human-computer interaction interface.
The beneficial effect of above technical scheme is adopted to be: by height Integrated design, directly by function i ntegration such as transmitter or receiver, microcontroller, network services to terminal, as far as possible near detecting element or execution unit, so just transmission line analog signal road farthest can be shortened, in very short distance, carry out D/A or/number conversion decrease the chance that simulating signal is disturbed, substantially increase the validity of signal; Simultaneously by integrated intelligent control module, intelligent automation terminal device can also do some and only depend on the simple logic that this terminal self information just can carry out and judge or computing, can also be used to directly control execution unit, improve the integrated of field network and automaticity.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention technology, be briefly described to the accompanying drawing used required in the description of embodiment technology below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural principle block diagram of the embodiment 1 of integral and intelligent automatization terminal equipment of the present invention;
Fig. 2 is the structural principle block diagram of the embodiment 2 of integral and intelligent automatization terminal equipment of the present invention;
Fig. 3 is the structural principle block diagram of the embodiment 3 of integral and intelligent automatization terminal equipment of the present invention
Fig. 4 is the structural principle block diagram of the embodiment 4 of integral and intelligent automatization terminal equipment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Existing checkout equipment, such as thermometer, the physical signalling that its sensing element obtains is all simulating signals, if adopt split type transmitter, generally just will can deliver to transmitter through the distance of several meters to tens meters.Existing actuating equipment, such as pneumatic valve, its receiver needs after receiving control signal to convert thereof into the simulating signal that can drive concrete topworks.In the process that these simulating signals transmit, general meeting takes multiple technologies to reduce error in circuit design as far as possible, but at this level, there are its respective characterisitic parameter in each sensing element or topworks, the signal sent or accept also varies, once error occurs, transmitter or receiver are difficult to the generation learning mistake.Further, signal transmission line is more long is more easily subject to surrounding enviroment interference, and the probability that mistake occurs is larger.
Modern transmitter inside has adopted digital circuit that the specific simulating signal that sensor produces is carried out the work of linearization and standardization conversion substantially all, but its standard signal exported still belongs to simulating signal.And the control signal that the receiver of actuating equipment receives, be also normalized simulating signal, need the specific simulating signal converted to again needed for concrete topworks.In the mutual transfer process of two simulating signals, information is easy to lose, and conversion times is more, and information loss is larger.The Installation Modes that existing terminal detection device or actuating equipment adopt supply line and communication signal circuit to separate mostly, whole automatic controlling network not only installation cost is high, and wiring complexity is large, and its fault probability is also high accordingly.
Intelligent automation terminal device described in the invention (being called for short IATD) to refer in automatic controlling network those equipment of most tip, by highly integrated, make it can do some and only depend on simple logic that this terminal self information just can carry out and judge or the Based Intelligent Control of computing.
Embodiment 1
A kind of integral and intelligent temperature sensor, comprise the thermal resistance, conversion module, intelligent control module, system bus and the ethernet communication module that are integrated in one, wherein thermal resistance connects conversion module, conversion module is connected with intelligent control module communication by internal system bus, and ethernet communication module is also connected with intelligent control module communication by internal system bus.
Intelligent control module comprises microcontroller, scratch pad memory and the system firmware be kept in scratch pad memory and configuration parameter, microcontroller carries out linearization computing and correction according to the element characteristic parameter of preserving in advance in scratch pad memory, and range conversion computing; Logic judgment and control treatment are carried out to the information collected; MCU also carries out fault diagnosis and analysis according to the diagnosis frequency, thermal resistance characterisitic parameter and diagnostic data set in configuration parameter to thermal resistance, is stored in scratch pad memory by each process information simultaneously.MCU is also connected with the display module with charactron, for showing current measuring tempeature or carrying out simple man-machine interaction.
Conversion module comprise for receive simulating signal input amplifier and analog-digital converter unit, for On-off signal export universal input output unit.Wherein universal input output unit connects the output port of warning hummer and three eight states.The resistance of thermal resistance changes due to measuring tempeature change, causes and detects electric bridge out of trim, produce the pressure difference signal of a millivolt rank.This pressure difference signal inputs analog-digital converter and converts raw digital signal to after operational amplifier amplifies.This raw value is sent to intelligent control module by system bus.
MCU runs IPX/SPX protocol stack and this temperature data is packaged into IPX/SPX packet, and this packet is sent to ethernet communication module by system bus, and is sent to Ethernet further by it and gets on.
In intelligent control module, MCU is according to this raw value and be stored in the calibration curve fitting formula demarcated in advance in scratch pad memory and calculate temperature value when pre-test, this temperature data is delivered to display module by system bus by MCU, and display module drives charactron by current measured Temperature displaying out accordingly.Meanwhile, MCU looks into after also Current Temperatures record and this temperature data being recorded in and preparing against in the data file that scratch pad memory is specified.
User can store at flash memory some target temperature set in advance, for making comparisons with the temperature information received by MCU, when the temperature information received by MCU is with when meeting some requirements after some target temperature pre-set, by system bus, indicator signal can be transferred to modular converter, corresponding output port is driven to export the switching signal of specifying by the universal input output unit in conversion module, user can control external unit further with these signals, such as, cut off heating electromagnetic valve etc.
If user is provided with limit maximum temperature and minimum temperature, MCU is once find that the temperature measured is not in scope, will think that detecting device breaks down.MCU can send warning by system bus and be indicated to modular converter, and driving hummer sounds the alarm by the universal input output unit in modular converter.
No matter reach the indication information event of user's assigned temperature or detecting device to make mistakes Warning Event, MCU all can be recorded in the device Run Log file on scratch pad memory and be inquired about for user in the future.
The configuration setting work of this temperature sensor can be carried out on computers by user, then by configuration file as temperature calibration fitting formula etc. is stored on scratch pad memory, in the present embodiment, scratch pad memory can also be pluggable SD card, is convenient to user and carries out the operation such as the definition of element characteristic parameter or desired value setting on computers.
Embodiment 2
A kind of integral and intelligent pressure transducer, comprise the pressure transducer, conversion module, intelligent control module, system bus and the RS485 network communication module that are integrated in one, wherein pressure transducer connects conversion module, conversion module is connected with intelligent control module communication by internal system bus, and RS485 network communication module is also connected with intelligent control module communication by internal system bus.
Intelligent control module comprises microcontroller, scratch pad memory and the system firmware be kept in scratch pad memory and configuration parameter, and microcontroller carries out linearization computing and correction according to system firmware and element characteristic parameter, and range conversion computing; Logic judgment and control treatment are carried out to the information received; MCU carries out fault diagnosis and analysis according to the frequency of setting to pressure transducer, is stored in scratch pad memory by each process information simultaneously; The pressure data collected also is sent in RS485 communication network by RS485 communication module by MCU.
The combination of universal input output unit that conversion module comprises amplifier for receiving simulating signal input and analog-digital converter unit and exports for On-off signal.Wherein universal input output unit connects warning hummer.The ultra-weak electronic signal that pressure transducer produces is detected the small pressure difference signal that electric bridge changes into a millivolt level, this pressure difference signal is amplified into analog-digital converter by operational amplifier and converts signal raw value to, MCU in intelligent control module calculates current pressure according to demarcating the linearization equations be stored in scratch pad memory in advance, and this pressure data is stored in the specified file of scratch pad memory.
MCU runs Mudbug-RTU protocol stack and this pressure data is packaged into Modbus-RTU packet, and this packet is sent to RS485 network communication module by system bus, and is sent to RS485 serial communication bus further by it and gets on.
MCU also can judge according to limit data pre-set in scratch pad memory whether sensor is out of order, once think and make mistakes, will to be sounded alarm, and send data with alert on RS485 network by hummer.All events and data all can be recorded in journal file, and the system firmware in intelligent control module will provide following major function: embedded micro operating system; Modbus-RTU communication protocol stack; Linearization calculation; Abnormal extreme boundary detects; Store data and daily record.
If installed the backup battery that can match, this integral and intelligent pressure sensor apparatus can also when without when external power supply continue measure, once energising is reached the standard grade, the measurement data recorded during the automatic superior network-reporting off-line of meeting or all kinds of event.
Embodiment 3
A kind of integral and intelligent electric control valve, comprise the variable valve, conversion module, intelligent control module, system bus and the PLC module that are integrated in one, wherein variable valve connects conversion module, conversion module is connected with intelligent control module communication by internal system bus, and PLC module is also connected with intelligent control module communication by internal system bus.Intelligent control module runs IP agreement and net control carries out exchanges data.
Intelligent control module comprises microcontroller, scratch pad memory and the system firmware be kept in scratch pad memory and configuration parameter, and microcontroller carries out valve opening transform operation according to the characteristics of components parameter in scratch pad memory; Logic judgment and control treatment are carried out to the information received; The frequency according to setting carries out fault diagnosis and analysis to variable valve, is stored in scratch pad memory by each process information simultaneously.
Conversion module comprises amplifier for receiving simulating signal input and analog-digital converter unit and for the D-A converter of outputting analog signal and actuator unit.
Variable valve comprises the stepper motor for adjusting spool and the Hall element for feedback spool position, wherein stepper motor electrical connection number-mode convertion unit, Hall element electrical connection analog-digital converter unit.
Instruction scheduling person in net control is encapsulated in the director data including valve opening number percent in IP packet, and this director data bag is converted into digital carrier signal by power carrier modem and is sent in supply line and is sent by digital carrier signal by supply line.
The modulator-demodular unit be connected electrically in the PLC module in the integral and intelligent electric control valve on this circuit receives this carrier signal, be reduced into IP packet, this IP packet is sent to intelligent control module by system bus, MCU in intelligent control module by this IP packet by IP stack by actual instruction data solution out, and calculates according to this percent data and the step motor control curve equation be stored in advance in scratch pad memory the gating pulse number needing to send to stepper motor; This pulse number is sent to D-A converter by MCU by system bus, modular converter sends the pulse of specifying number to driver according to the data received, these pulse signals convert to and can the current impulse of Driving Stepping Motor make stepper motor rotate special angle by driver, drive valve core movement to assigned address.
Be fixed on the Hall element on spool and the working position of spool is constantly fed back to MCU, MCU is packaged into IP packet by IP stack after converting the position signalling data fed back to percent travel, be sent to supply line Shang Yuan road by PLC module again and turn back to net control, the person that feeds back to instruction scheduling is as instruction executing state feedback information.
The director data received and spool position data are all saved in the specified file of scratch pad memory by MCU.MCU is once find that spool sensor is without response, can get off logout at once, and report alarm data bag in the very first time by net control.
Owing to achieving IP stack in intelligent control module, user can directly use IP address to visit this intelligent valve, accesses all data on this intelligent valve.Such as, the configuration data such as parameter, control conversion curve of stepper motor can directly be sent to valve by user by network IP agreement, and is stored in scratch pad memory by MCU.User also directly can use IP address to visit valve by network simultaneously, is stored in the position data in scratch pad memory and valve running log.
Because integral and intelligent electric control valve is provided with PLC module, therefore can utilize existing line of electric force with the communication of network, by carrier system, data be carried out high-speed transfer, and do not need additionally to lay network-bus, cost has irreplaceable advantage.
Embodiment 4
All the other are identical with embodiment 3, and difference is, as shown in Figure 4, the basis of embodiment 3 are also integrated with power control module for monitoring power consumption situation and long-range this terminal of keying; The communication protocol of its system firmware have employed ICP/IP protocol, also in system firmware, be integrated with Modbus-TCP agreement in addition, finally achieve the stratification communication construction of Modbus-TCP/IP/PLC, make user can adopt simpler and standardized mode to communicate with this intelligent electric variable valve.
In these embodiments above-described, detecting element can be one or more in pressure transducer, Temperature Humidity Sensor, gas sensor, flow sensor, speed pickup, acceleration transducer, photoelectric sensor or measuring instrument, select as required in actual applications, do not limit herein.
In these embodiments above-described, execution unit can be one or several in variable valve or operation valve or gauge tap or audible-visual annunciator, selects as required in actual applications, does not limit herein.
In these embodiments above-described, the network communication protocol of network communication module can also adopt the third layer network layer protocol of institute's specification in ISO/IEC 7498-1 standard, as IP agreement, Internetwork Packet Exchange etc., or adopt the field bus protocol of institute's specification in IEC 61158 standard, as Modbus agreement, DeviceNet agreement etc., or on the basis of ICP/IP protocol, be integrated with Modbus-TCP agreement or PROFINET agreement or FOUNDATION Fieldbus HSE agreement, do not limit herein.
The beneficial effect of above technical scheme is adopted to be: by height Integrated design, directly by function i ntegration such as transmitter or receiver, microcontroller, network services to terminal, as far as possible near detecting element or execution unit, so just transmission line analog signal road farthest can be shortened, in very short distance, carry out D/A or/number conversion, substantially increase the validity of signal; Simultaneously by integrated intelligent control module, intelligent automation terminal device can also do some and only depend on the simple logic that this terminal self information just can carry out and judge or computing, can also be used to directly control some outside execution units, improve production link robotization.
By integrated mould-number, D-A converter, under the control of intelligent control module, the information that sensing element produces, once after being digitized, just remain at digital state, only can carry out communications and storage in digital form.Only can be received device and convert the simulating signal needed for specifically performing to before delivering to execution unit.So just farthest reduce the information loss caused because of the conversion of multiple analog signal.
MCU can do some and only depend on the simple logic judgement or computing that this terminal self information just can carry out under system firmware controls, result can be used for controlling direct audible-visual annunciator etc. on the terminal device, also can be sent to the execution terminal of specifying to take action, host computer can certainly be uploaded in addition and make further complex process.System can also carry out fault diagnosis and analysis according to the characterisitic parameter stored and diagnostic data to sensing element or execution unit automatically according to the frequency preset, and just can take preventive measures before problem does not also cause consequence.The existence of intelligent control module, is provided with intelligence to a certain degree with regard to making such terminal device.
By highly integrated circuit design, directly by transmitter or receiver, microcontroller, etc. function i ntegration to terminal, as far as possible near sensing element or execution unit, so just transmission line analog signal road farthest can be shortened to centimetre-sized, simulating signal is able to the very first time and is just converted into digital signal, greatly reduces the chance of external interference.And MCU is under the control of system firmware, linearization computing and correction can be carried out according to the parameter be stored in scratch pad memory, and range conversion computing, in this process, once find that result data has exception, MCU initiatively will report failure condition to system.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. an integral and intelligent automatization terminal equipment, it is characterized in that, comprise the detection that is integrated in one/execution terminal, conversion module, intelligent control module, system bus and network communication module, wherein said detection/execution terminal is used for real-time detection or the adjustment of field device information, and send or receive the physical signalling for detecting or performing, comprise the detecting element and/or execution unit that are electrically connected respectively with described conversion module;
Described conversion module for receive described detecting element and send physical signalling, the physical signalling of emulation mode is converted to digital signal and is transferred to described intelligent control module, or be converted into simulating signal after receiving digital signal that described intelligent control module transmits and send to described execution component, described conversion module is connected with described intelligent control module communication by described system bus;
Described intelligent control module is for receiving the digital signal of described conversion module transmission and carrying out corresponding data processing or control information sent to described conversion module to carry out signal conversion, described intelligent control module also carries out Logic judgment and control according to the condition preset, and process information also carries out storing and carry out exchanges data with external information network after suitable protocol stack translation by described intelligent control module;
Described network communication module is for the communication between described intelligent control module and external information network and data exchange channel, and described network communication module is connected with described intelligent control module communication by described system bus.
2. integral and intelligent automatization terminal equipment according to claim 1, it is characterized in that, described intelligent control module comprises microcontroller, scratch pad memory and the system firmware be kept in described scratch pad memory and configuration parameter, described microcontroller can carry out linearization computing and correction according to described system firmware and element characteristic parameter, and range conversion computing; The network communication protocol stack that can define according to described system firmware is by data packing or unpack to carry out network service with external information network; Logic judgment and control treatment can be carried out to the information received; Fault diagnosis and analysis can be carried out to described detecting element or execution unit according to set frequency parameter, characterisitic parameter and diagnostic data; Also the various information such as the data received, configuration parameter, result can be stored in described scratch pad memory.
3. integral and intelligent automatization terminal equipment according to claim 1, it is characterized in that, described conversion module comprises amplifier for receiving simulating signal input and analog-digital converter unit, for a kind of, the combination of two or three in the D-A converter of outputting analog signal and actuator unit and the universal input output unit that exports for On-off signal.
4. integral and intelligent automatization terminal equipment according to claim 1, it is characterized in that, described network communication module is power line communication module and PLC module, described PLC module is used for the process information of the described intelligent control module received be modulated into carrier signal and transmitted by line of electric force, or is demodulated into the data message that described intelligent control module can read after receiving the carrier signal on line of electric force.
5. integral and intelligent automatization terminal equipment according to claim 1, it is characterized in that, described network communication module is RS485 communication module, and the communication that described RS485 communication module is used between described intelligent control module with external RS485 serial communication network is connected.
6. integral and intelligent automatization terminal equipment according to claim 1, is characterized in that, described network communication module is ethernet communication module, and described ethernet communication module is used for described intelligent control module and is connected with the communication between Ethernet.
7. the integral and intelligent automatization terminal equipment according to claim 4-6, it is characterized in that, described integral and intelligent automatization terminal integration of equipments PLC module, its communication protocol have employed ICP/IP protocol, and be also integrated with Modbus-TCP agreement on this basis, finally achieve the stratification communication construction of Modbus-TCP/IP/PLC.
8. integral and intelligent automatization terminal equipment according to claim 1, is characterized in that, described integral and intelligent automatization terminal equipment also comprises human-computer interaction interface.
9. integral and intelligent automatization terminal equipment according to claim 1, is characterized in that, described integral and intelligent automatization terminal equipment also comprises power control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310675638.0A CN104714495A (en) | 2013-12-13 | 2013-12-13 | Integrated intelligent automatic terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310675638.0A CN104714495A (en) | 2013-12-13 | 2013-12-13 | Integrated intelligent automatic terminal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104714495A true CN104714495A (en) | 2015-06-17 |
Family
ID=53413922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310675638.0A Pending CN104714495A (en) | 2013-12-13 | 2013-12-13 | Integrated intelligent automatic terminal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104714495A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060047480A1 (en) * | 2004-08-31 | 2006-03-02 | Watlow Electric Manufacturing Company | Method of temperature sensing |
| CN103034202A (en) * | 2012-12-11 | 2013-04-10 | 北京中油瑞飞信息技术有限责任公司 | Integrated collection control device |
| CN203232329U (en) * | 2013-01-08 | 2013-10-09 | 东华大学 | Wireless temperature control device based on WIFI |
-
2013
- 2013-12-13 CN CN201310675638.0A patent/CN104714495A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060047480A1 (en) * | 2004-08-31 | 2006-03-02 | Watlow Electric Manufacturing Company | Method of temperature sensing |
| CN103034202A (en) * | 2012-12-11 | 2013-04-10 | 北京中油瑞飞信息技术有限责任公司 | Integrated collection control device |
| CN203232329U (en) * | 2013-01-08 | 2013-10-09 | 东华大学 | Wireless temperature control device based on WIFI |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7885610B2 (en) | Transceiver for wireless transmission of field device signals | |
| US9869987B2 (en) | Field bus system with industrial measurement device having automonous control operation | |
| JP4990755B2 (en) | Field-mounted process equipment with programmable digital / analog interface | |
| US10116338B2 (en) | Measuring transducer supply unit, system for use in automation technology, and method for operating such a system | |
| CN102692912B (en) | Onsite-level low-cost redundancy measuring and controlling network based on wired and wireless hot spare redundancy communication | |
| CN206270201U (en) | Gas density on-line monitoring system and equipment | |
| CN103578232B (en) | Bus-type gas-monitoring and alarm control system and method | |
| CN110836727A (en) | Cable joint temperature detection system based on wireless transmission and detection method thereof | |
| KR101527681B1 (en) | Integrated Gateway and communication system of ship having the same | |
| CN206946006U (en) | A kind of small-sized weather station integral control system | |
| CN209181830U (en) | Wisdom Electrical Safety sensing terminal and wisdom electricity system | |
| CN110944156A (en) | Terminal equipment for monitoring power distribution room | |
| US11281177B2 (en) | Method, communication module and system for transmitting diagnosis data of a field device in an installation for process automation | |
| CN107807208A (en) | A kind of gas alarm control system | |
| CN104714495A (en) | Integrated intelligent automatic terminal equipment | |
| US20230297059A1 (en) | Technology for processing and exchanging signals between a field device and a controller | |
| CN102095457A (en) | Electromagnetic flowmeter with standard Ethernet interface | |
| CN204440198U (en) | A kind of novel dry transformer temperature controller | |
| CN212692940U (en) | Machine room temperature and humidity online monitoring system | |
| US11500355B2 (en) | Terminal module, head module, and system for collecting data from an automation system | |
| CN210923857U (en) | Intelligent electric power instrument and system | |
| CN207869108U (en) | Relay and control system | |
| CN203191085U (en) | High voltage equipment temperature monitoring system used for electric power inspection | |
| CN208887835U (en) | A kind of intelligent self-diagnosing formula pressure transmitter device | |
| CN105207837A (en) | Network type signal acquisition and control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150617 |