CN109976234A - A kind of Intelligent Dynamic control number adopts instrument - Google Patents
A kind of Intelligent Dynamic control number adopts instrument Download PDFInfo
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- CN109976234A CN109976234A CN201910350095.2A CN201910350095A CN109976234A CN 109976234 A CN109976234 A CN 109976234A CN 201910350095 A CN201910350095 A CN 201910350095A CN 109976234 A CN109976234 A CN 109976234A
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- communication unit
- acquisition unit
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Classifications
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- 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
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- 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
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/21—Pc I-O input output
- G05B2219/21137—Analog to digital conversion, ADC, DAC
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25033—Pc structure of the system structure, control, syncronization, data, alarm, connect I-O line to interface
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25171—Serial, RS232
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25176—RS485, differential data signals, xor
Abstract
The present invention provides a kind of intelligence control number and adopts instrument, comprising: main control unit is used for data processing, and reception including agreement and parsing, data storage drive with inquiry, screen display；Analog acquisition unit, for acquiring externally input analog data；Digital data acquisition unit, for acquiring externally input digital data；Network communication unit is interacted with server, sends data server for corresponding data, while also receiving the related countercharge instruction of server；Serial communication unit, for receiving external data.The present invention is on communication mode, in such a way that dynamic is managed, all intermediate data all can be uploaded to system monitoring platform automatically by equipment, system monitoring platform can continuously monitor the real time status of pollution sources, thus fundamentally prevented to do sampling instrument parameter by modification and carry out data fabrication, it is ensured that obtained data are true, effectively, it is reliable.
Description
Technical field
The present invention relates to data acquisition devices, and in particular to a kind of Intelligent Dynamic control number adopts instrument.
Background technique
Number adopts the equipment that instrument is a kind of collection data acquisition and transmission and one, and it is existing to be mainly used in online environment monitoring system
Field end.It is adopted in instrument in traditional number, single-chip microcontroller adds capture card mode there are acquisition channels lacking for few, single task and real-time difference
Point, and the mode of industrial personal computer installation capture card is then costly and should not safeguard, another problem is to pass through modification parameter is arranged
It can carry out the fraud in data.
Summary of the invention
The present invention provides a kind of Intelligent Dynamic control number and adopts instrument, few, real to solve single-chip microcontroller acquisition channel in the prior art
The problem of when property is poor and can carry out data fabrication by modification setting parameter.
The present invention provides a kind of Intelligent Dynamic control number and adopts instrument, comprising:
Main control unit is used for data processing, and the reception and parsing, data storage including agreement are driven with inquiry, screen display
It is dynamic；
Analog acquisition unit, for acquiring externally input analog data；
Digital data acquisition unit, for acquiring externally input digital data；
Network communication unit is interacted with server, sends data server for corresponding data, while also receiving clothes
The related countercharge instruction of business device；
Serial communication unit, for receiving external data.
Wherein, the main control unit network communication unit carries out bi-directional data connection, and the serial communication unit connection is outer
Portion's enviromental monitoring equipment, the analog acquisition unit and the digital data acquisition unit receive, handle the serial communication list
To the main control unit, the main control unit is connected upper the data and one-way transmission that member is sent by the network communication unit
Machine.
It preferably, further include display unit, for receiving and showing the corresponding data of the main control unit.
Preferably, the serial communication unit interface is RS232 or RS485, for receiving external environment monitoring device number
According to.
Preferably, the compatible 4~20mA electric current input of the analog acquisition unit and 0~5V voltage input.
Beneficial effects of the present invention:
1. the present invention, on communication mode, in such a way that dynamic is managed, equipment can be automatically complete by all intermediate data
Portion uploads to system monitoring platform, and system monitoring platform can continuously monitor the real time status of pollution sources, thus fundamentally
Prevented to do sampling instrument parameter by modification and carry out data fabrication, it is ensured that obtained data are true, effectively, it is reliable.
2. the present invention supports multi-serial ports communication agreement, RS232 and RS485 is supported, meet most mainstream environment supervision instruments
Or the combined network communication of system, it is widely applicable.
3. the present invention can also connect remote computer by network communication module, to system progress remote control and regulation and more
Newly.
Detailed description of the invention
Fig. 1 is the structural block diagram that Intelligent Dynamic control number adopts instrument in the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with specific embodiment, the present invention is made
Further it is described in detail.
Embodiment
According to Fig. 1, the present invention provides a kind of Intelligent Dynamic control number and adopts instrument, comprising:
Main control unit is used for data processing, and the reception and parsing, data storage including agreement are driven with inquiry, screen display
Dynamic, main control unit uses am335x processor, is based on TI AM335x ARM Cortex-A8CPU, and dominant frequency is up to 1GHz, operation
Ability is up to 1600DMIPS, and arrange in pairs or groups DDR3, compatible eMMC and NAND FLASH, superelevation cost performance；2 PRU coprocessors, it is interior
Portion integrates SGX5303D graphics accelerator and 24bit LCD touch screen controller；Integrated 2 road CAN, 2 tunnel gigabit network interfaces, in 8 tunnels
The interfaces such as portion ADC, 6 road UART, 2 road SPI, 3 road PWM, 3 road eCAP are suitable for various industrial application scenes, compact-sized,
It is small in size.
Analog acquisition unit, for acquiring externally input analog data.Analog acquisition unit has been compatible with routine
Electric current 4-20mA electric current input and 0-5V voltage input, equipment can be adjusted according to different application scenarios, full
The most of analog measurement demand of foot.The core chips of analog acquisition unit is AD7606.AD7606 is 16,8
Channel Synchronous samples modulus data acquisition system (DAS).These device built-in analogs input clamping protection, second order anti-aliasing filter
Device, tracking hold amplifier, 16 Charge scaling SAR ADCs, flexible digital filter, 2.5V reference voltage
Source, reference voltage buffering and high speed serialization and parallel interface.AD7606 using 5V single supply power, can handle ± 10V and
The true bipolar input signal of ± 5V, while all channels can be sampled with the throughput rate for being up to 200kSPS.Input clamping protection
Circuit can be resistant to the voltage of up to ± 16.5V.No matter with the work of which kind of sample frequency, the simulation input impedance of AD7606 is equal
For 1M Ω.It uses single supply working method, have piece in filtering and high input impedance, there is no need to drive operational amplifier and
External bipolar power supply.The 3dB cutoff frequency of AD7606 frequency overlapped-resistable filter is 22kHz；When sampling rate is 200ksps,
It has the anti-aliasing rejection characteristic of 40dB.Flexible digital filter is driven using pin, can be improved signal-to-noise ratio (SNR), and
Reduce three dB bandwidth.
Digital data acquisition unit, for acquiring externally input digital data；
Network communication unit is interacted with server, sends data server for corresponding data, while also receiving clothes
The related countercharge instruction of business device.Network communication module uses ME909s series 4G module, the compatible current whole world of the series module
The 4G network frequency range of most radio communication operators, and Windows10/Android/Linux/WinCE can be advantageously integrated
Etc. several operation systems.
Serial communication unit, for receiving external data.It is integrated with 4 road RS232 serial ports in equipment and RS485 connects all the way
Mouthful, the more application scenarios of serial ports demand are preferably met, and all serial ports all use advanced photoelectric isolation technology,
Serial interface equipment can be greatly protected, the severe ring such as earth loop voltage, surge, indirect lightning strike, electrostatic, hot-swappable is avoided
Border accidental damage and damage caused by equipment.Meanwhile also ensuring external equipment and Intelligent Dynamic control data acquisition monitoring
It will not influence each other between transmission instrument.
Wherein, main control unit network communication unit carries out bi-directional data connection, and serial communication unit connects external environment prison
Measurement equipment, analog acquisition unit receive with digital data acquisition unit, handle the data of serial communication unit transmission and unidirectionally pass
Defeated to arrive main control unit, main control unit connects host computer by network communication unit.
Further setting, further includes display unit, for receiving and showing the corresponding data of main control unit.
Further setting, further includes corresponding data of the data storage cell to store the main control unit.
In conclusion the present invention, on communication mode, in such a way that dynamic is managed, equipment can be automatically by all centres
Data all upload to system monitoring platform, and system monitoring platform can continuously monitor the real time status of pollution sources, thus from
Fundamentally prevented to do sampling instrument parameter by modification and carry out data fabrication, it is ensured that obtained data are true, effectively, can
It leans on.
The present invention supports multi-serial ports communication agreement, supports RS232 and RS485, meet most mainstream environment supervision instruments or
The combined network communication of system, it is widely applicable.The present invention can also connect remote computer by network communication module, carry out to system
Remote control and regulation and update.
The above description is only an embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should be included in scope of the presently claimed invention.
Claims (5)
1. a kind of Intelligent Dynamic control number adopts instrument characterized by comprising
Main control unit is used for data processing, and the reception and parsing, data storage including agreement drive with inquiry, screen display；
Analog acquisition unit, for acquiring externally input analog data；
Digital data acquisition unit, for acquiring externally input digital data；
Network communication unit is interacted with server, sends data server for corresponding data, while also receiving server
Related countercharge instruction；
Serial communication unit, for receiving external data；
Wherein, the main control unit and the network communication unit carry out bi-directional data connection, the serial communication unit connection
External environment monitoring device, the analog acquisition unit and the digital data acquisition unit receive, handle the serial communication
Simultaneously one-way transmission passes through in the network communication unit connection data that unit is sent to the main control unit, the main control unit
Position machine.
2. Intelligent Dynamic control number as described in claim 1 adopts instrument, which is characterized in that including display unit, for receiving simultaneously
Show the corresponding data of the main control unit.
3. Intelligent Dynamic control number as described in claim 1 adopts instrument, which is characterized in that including data storage cell to store
The corresponding data of the main control unit.
4. Intelligent Dynamic as described in claim 1 control number adopts instrument, which is characterized in that the serial communication unit interface is
RS232 or RS485, for receiving external environment monitoring device data.
5. Intelligent Dynamic control number as described in claim 1 adopts instrument, which is characterized in that the analog acquisition unit compatible 4
The input of~20mA electric current and 0~5V voltage input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350095.2A CN109976234A (en) | 2019-04-28 | 2019-04-28 | A kind of Intelligent Dynamic control number adopts instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350095.2A CN109976234A (en) | 2019-04-28 | 2019-04-28 | A kind of Intelligent Dynamic control number adopts instrument |
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| Publication Number | Publication Date |
|---|---|
| CN109976234A true CN109976234A (en) | 2019-07-05 |
Family
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| CN201910350095.2A Pending CN109976234A (en) | 2019-04-28 | 2019-04-28 | A kind of Intelligent Dynamic control number adopts instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111784998A (en) * | 2020-07-14 | 2020-10-16 | 福建碧霞环保科技有限公司 | High-precision intelligent dynamic control data acquisition instrument and monitoring method |
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| CN105717833A (en) * | 2016-01-27 | 2016-06-29 | 山东厚德测控技术有限公司 | Intelligent mainboard of environment protective data collecting transmitter and work method of mainboard |
| CN209514376U (en) * | 2019-04-28 | 2019-10-18 | 无锡大禹科技有限公司 | A kind of Intelligent Dynamic control number adopts instrument |
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2019
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20110003018A (en) * | 2009-07-03 | 2011-01-11 | 주식회사 셈즈 | Method and apparatus for remote monitering control in instrumentation |
| CN202472384U (en) * | 2012-02-22 | 2012-10-03 | 太原罗克佳华工业有限公司 | Environmental data acquisition instrument based on small RTOS (Real Time Operating System) |
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| CN111784998A (en) * | 2020-07-14 | 2020-10-16 | 福建碧霞环保科技有限公司 | High-precision intelligent dynamic control data acquisition instrument and monitoring method |
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