CN1859309A - Remote monitoring and control system and method - Google Patents
Remote monitoring and control system and method Download PDFInfo
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- CN1859309A CN1859309A CNA2006100345746A CN200610034574A CN1859309A CN 1859309 A CN1859309 A CN 1859309A CN A2006100345746 A CNA2006100345746 A CN A2006100345746A CN 200610034574 A CN200610034574 A CN 200610034574A CN 1859309 A CN1859309 A CN 1859309A
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Abstract
Present invention relates to a remote monitoring system. It contains single stage monitoring station, transmit-receive unit and monitoring instrument, said transmit-receive unit including data gathering unit; central processing unit; parameter saving unit; and transmitting module unit. The present invented remote monitoring system ensures high importance monitoring data capable of timely being transmitted through monitoring data and adopting relevant transmission method according to classifying.
Description
Technical field
The present invention relates to the monitoring field, particularly relate to a kind of remote monitoring and control system and its implementation.
Background technology
The industry monitoring is more and more paid close attention to by the people at present, also becomes more and more important.Monitoring in some industry has become in the daily life necessary part, has become the pith that improves people's quality of life and ensure lives and properties as the fire-fighting monitoring of the environmental monitoring monitoring of environmental protection industry (epi), public security department, safety in production monitoring etc.The monitoring of some industry has become the directional beacon of industry development, as the product surveillance effective monitoring of the visual plant monitoring of mechanical industry, production industry guaranteed the use of guaranteeing the quality of equipment normal operation, product.
But go back the monitoring that neither one comparison complete and effective remote monitoring and control system guarantees these industries now, allow the Monitoring Data of widely distributed monitoring point be sent to industry general headquarters timely and accurately step by step, allow industry command centre in time adjust crafting strategy, so that can carry out the industry monitoring effectively so that promote industry development according to these Monitoring Data.
Fig. 1 is described to be that prior art is based on GPRS (General Packet Radio Service, the schematic diagram of remote monitoring and control system GPRS), the data acquisition and the dispensing device that comprise a plurality of data collection points, a control centre, comprise the ME that is similar to the mobile phone transmitting and receiving module in all collection dispensing devices, it arrives the GPRS net with the data forwarding that collects, by the GPRS net data are passed to control centre, control centre also sends control data by the GPRS net to each data acquisition and dispensing device.
There is following problem in this system:
(1) transmission means is single, can not require to select control transmission according to the importance of Monitoring Data.In similar monitoring, some Monitoring Data importance requires high, must send to the monitor staff timely and accurately.Requirement is not very high and some Monitoring Data is to importance, and can delay time sends to control centre.Can't treat with a certain discrimination for these these systems.
(2) can not guarantee effectively that data can be transferred to control centre.If GPRS network goes wrong, owing to there are not other transmission meanss, then Monitoring Data can not arrive control centre.
(3) can only realize the one-level monitoring managing, can not realize multistage monitoring managing, this system of situation for the multistage monitoring managing of needs can't satisfy, monitor step by step as environmental monitoring, fire monitoring, should be able to know immediately in case the major accident higher level is taken place, make higher level's allocate resource control timely and effectively accident.
Summary of the invention
The invention provides a kind of remote monitoring and control system, be used for solving the defective that prior art can not be selected control transmission to Monitoring Data.
The invention provides a kind of method of remote monitoring monitoring, be used for solving the defective that prior art can not be selected control transmission to Monitoring Data.
The invention provides a kind of remote monitoring and control system, comprise one-level monitoring station, R-T unit and monitoring instrument, this R-T unit comprises data acquisition unit, is used for receiving Monitoring Data from described monitoring instrument; CPU; Parameter is preserved the unit; And sending module unit, wherein this parameter is preserved the unit and is preserved system parameter table, this system parameter table disposes Monitoring Data classification and send mode parameter, CPU receives Monitoring Data from data acquisition unit, and the inquiry system parameter list, control the sending module unit according to the configuration of system parameter table Monitoring Data is sent to described monitoring instrument.
Wherein, described sending module unit comprises SMS transmission module and GPRS sending module.
Wherein, the Monitoring Data sorting parameter in the described system parameter table is used to identify the importance rate of Monitoring Data, and described send mode parameter comprises that note sends and GPRS sends.
Wherein, the GPRS sending module is used to send the high Monitoring Data of importance rate, and SMS transmission module is used to send the low Monitoring Data of importance rate.
Wherein, described system parameter table also comprises a threshold values list item, be used to set the threshold values of Monitoring Data, when the high Monitoring Data of importance rate during greater than the threshold values that sets, corresponding GPRS send mode, when the high Monitoring Data of importance rate during less than the threshold values that sets or the low Monitoring Data of importance rate, corresponding note send mode.
Wherein, described R-T unit further comprises the transmission handover module, and when wherein a kind of send mode sent failure, R-T unit automatically switched to another mode and sends.
Wherein, described R-T unit further comprises judge module, when described another send mode sends failure, the importance of judge module judgment data, ceaselessly attempt two kinds of send modes successively for the high Monitoring Data of importance and send till sending successfully, attempt two kinds of send modes transmissions more successively till sending successfully for the low Monitoring Data of importance a period of time of then can delaying time.
Wherein, further comprise the secondary monitoring station, be used for receiving the Monitoring Data that described one-level monitoring station sends by the Internet.
The invention provides a kind of remote monitoring method for supervising, may further comprise the steps:
A, monitoring instrument are collected the Monitoring Data of monitoring point;
B, R-T unit receive the Monitoring Data that monitoring instrument transmits, and the classification and the corresponding send mode of configuration Monitoring Data;
C, by wireless network transmitting supervisory data to monitoring station;
D, monitoring station receive described Monitoring Data.
Wherein, among the step B, the classification of configuration Monitoring Data is meant classifies to the importance rate of Monitoring Data, and described send mode comprises that note sends and GPRS sends.
Wherein, adopt short message mode to send the low Monitoring Data of importance rate, adopt the GPRS mode to send the high Monitoring Data of importance rate.
Wherein, described Monitoring Data is set a threshold values,, adopt the GPRS mode to send when the high Monitoring Data of importance rate during greater than the threshold values that sets; When the high Monitoring Data of importance rate during less than the threshold values that sets, or the low Monitoring Data of importance rate, adopt note to send.
Wherein, when wherein a kind of send mode sends failure, automatically switch to another send mode and send.
Wherein, when described another send mode sends failure, the importance of judgment data, ceaselessly attempt two kinds of send modes successively for the high Monitoring Data of importance and send till sending successfully, attempt two kinds of send modes transmissions more successively till sending successfully for the low Monitoring Data of importance a period of time of then can delaying time.。
Beneficial effect of the present invention is as follows:
Remote monitoring and control system of the present invention is by classifying to Monitoring Data, and according to classification employing relevant transmission method, realized the timely prioritised transmission of the demanding data of importance, and the less demanding data time-delay of importance sends transmission, guaranteed that effectively the high data of importance can send to monitoring station timely, so that monitoring station is in time taked counter-measure.
In addition, adopt GPRS and way of short messages to carry out data and transmit, if a kind of mode bust this then attempt automatically taking another kind of mode to transmit data can guarantee effective transmission of data.
In addition, remote monitoring and control system of the present invention adopts the multistage monitoring network architecture, has realized multistage monitoring effectively, and Monitoring Data can in time report step by step.
Description of drawings
Fig. 1 is the schematic diagram of prior art monitoring and controlling system;
Fig. 2 is the schematic diagram of monitoring and controlling system of the present invention;
Fig. 3 is the structural representation of R-T unit of the present invention;
Fig. 4 is the software module figure of R-T unit of the present invention;
Fig. 5 is for monitored instruction of the present invention and instruction flow chart is set;
Fig. 6 sends the data procedures flow chart for the present invention;
Fig. 7 is a data receiver formula automatic switchover flow chart of the present invention.
Embodiment
Fig. 2 is the schematic network structure of remote monitoring and control system of the present invention, this monitoring and controlling system 100 comprises one-level monitoring station 10, R-T unit 20, monitoring instrument 201, further comprise secondary monitoring station and N level monitoring station (3≤N≤n, wherein n is an integer), can determine the N value according to the actual needs.Monitoring instrument 201 on-site collections need data monitored, carry out wired connection by Serial Port Line or netting twine and R-T unit 20, send Monitoring Data to R-T unit 20.R-T unit 20 requires difference to send to one-level monitoring station 10 with note or GPRS mode by wireless GSM net/GPRS net according to data importance the Monitoring Data of gathering, and one-level monitoring station 10 can send to the secondary monitoring station by the Internet network with data.Equally, the secondary monitoring station can upwards send to three grades of monitoring stations by the Internet network with data as required, and the rest may be inferred until last N level monitoring station.
It is on-the-spot that monitoring instrument 201 is arranged at monitoring, be to obtain Monitoring Data and the device of controlling relevant device, and may be the combination of several equipment.For example relevant device is taked corresponding actions, as toxic emission SO according to Monitoring Data
2Exceed standard and then start on-the-spot alarm device notice execute-in-place worker and take measures to handle; Perhaps receive sewage monitoring and exceed standard discharging and the trend that causes the substantial pollution accident arranged of grease occurs, start the live video machine sewage of Sewage outlet is carried out live video, can be environmental monitoring department strong evidence is provided.
Please refer to Fig. 3, is the structural representation of present embodiment R-T unit 20.
The basic composition of these R-T unit 20 hardware comprises following unit: a plurality of ports are used for being connected with monitoring instrument; The Monitoring Data collecting unit is responsible for from the port processing monitor data; The monitoring instrument control unit is responsible for by the port controlling monitoring instrument; The power supply of R-T unit 20 is responsible in the power supply protection unit; The GSM/GPRS modular unit is responsible for transmitting-receiving note or GPRS data; System parameters is preserved the unit, is responsible for the saved system parameter configuration; And CPU.
Please refer to Fig. 4, is the software module figure of present embodiment R-T unit 20.The software of R-T unit 20 is by forming with lower module: the Monitoring Data acquisition module, be responsible for data by sets of ports monitoring instrument 201; The data analysis processing module is responsible for the data of collecting are analyzed; The monitoring instrument control module is responsible for by port monitoring instrument 201 being controlled; The system parameters configuration module, system parameterss such as the threshold values of responsible configuration Monitoring Data and send mode; Short message transceiving module is responsible for sending and receiving note; The GPRS data transmit-receive module is responsible for sending and receiving the GPRS data.
Among the present invention, regulation about Monitoring Data importance, can be by the decision of the actual conditions of different industries, in for example sewage discharge in environmental monitoring, the toxic emission monitoring, reached the Monitoring Data that constitutes the substantial pollution accident (SO in fat content, the waste gas in the sewage for example for those
2Content), can be set to height by its importance rate, and for those daily sewage, waste gas monitoring data (CO in acid-base value, the waste gas in the sewage
2Deng) and do not constitute the Monitoring Data of contamination accident, then can be set to low by its importance rate.In addition, also can be defined the importance rate of Monitoring Data by R-T unit 20 or one-level monitoring station 10 voluntarily, for example, grade that can the demanding data of real-time is set to high importance.
The Monitoring Data collection has dual mode: the one, and the Monitoring Data acquisition module carries out each port of cyclic query in the software, reads the Monitoring Data that port data is the monitoring instrument that links to each other with this port; The one, the automatic reported data of monitoring instrument, the Monitoring Data acquisition module produces and interrupts in the software, obtains the Monitoring Data that reports.
Monitoring Data classification sends configuration and realizes: can design the system parameters that a system parameter table leaves in the R-T unit 20 and preserve in the unit, be example with the environmental monitoring, can design as following table:
| The Monitoring Data numbering | The data implication | Threshold values | Real-time | Send mode | Importance |
| 1 | PH | 7 | 1 | SMS | B |
| 2 | SO 2 | 3 | 1 | GPRS | A |
| 3 | | 20 | 1 | GPRS | A |
The Monitoring Data numbering refers to a monitoring numbering of carrying out; The data implication refers to the abbreviation of monitoring project; Threshold values refers to constitute the upper limit or the lower limit of contamination accident; Real-time refers to carry out every how long the timed sending data; Send mode refers to that Monitoring Data adopts GPRS or short message mode; Importance refers to the important level degree of Monitoring Data.These data can be provided with in R-T unit 20, are provided with by one-level monitoring station 10.
The Monitoring Data acquisition module gets access to data data is sent to the data analysis processing module, and data analysis processing module inquiry system parameter list is taked corresponding action according to configuration.For example to get access to pH value be 10 to the Monitoring Data acquisition module, data analysis processing module inquiry system parameter list, discovery is greater than the threshold values of setting 7, and this data importance is that B and send mode are SMS, so call short message transceiving module data sent with short message mode.If it is 30 that the Monitoring Data acquisition module gets access to the OIL value, data analysis processing module inquiry system parameter list, discovery is greater than the threshold values of setting 20, and this data importance is that A and send mode are GPRS, so call the GPRS data transmit-receive module data sent in the GPRS mode.
One-level monitoring station 10 is responsible for the Monitoring Data that wireless receiving R-T units 20 send, and can the wireless monitor instrument, sewage discharge occurs as environmental monitoring and exceeds standard and can start on-the-spot sewage discharge video recording.Which significant data type one-level monitoring station 10 also can be provided with needs real-time report to give the secondary monitoring station, and which data need regularly report the secondary monitoring station.As reach the Monitoring Data that causes environmental pollution accident and should be set to real-time report secondary monitoring station.Higher level department can organize the related personnel to reach the spot rapidly and carry out accident analysis, accident treatment immediately according to the reported data analysis.And usual daily Monitoring Data is provided with regularly (as the end of month) after can statistical analysis and reports the secondary monitoring station.This monitoring station also can carry out data statistic analysis (as daily Monitoring Data statistics, environmental pollution data statistic analysis etc. in the environmental monitoring) according to industry standard specification simultaneously.
The secondary monitoring station is responsible for accepting the data of one-level monitoring station 10 transmissions and which significant data type can be set needing real-time report to higher level's monitoring station, and which data need regularly report higher level's monitoring station.As reach the Monitoring Data that causes great environmental pollution accident and should be set to report immediately higher level's monitoring station, real-time informing higher level monitoring station scene of the accident Monitoring Data, higher level department can organize the related personnel to reach the spot rapidly and carry out substantial pollution accident analysis, accident treatment immediately according to the reported data analysis.This monitoring station also can carry out data statistic analysis (as daily Monitoring Data statistics, environmental pollution data statistic analysis etc. in the environmental monitoring) according to industry standard specification simultaneously.
N level monitoring station is responsible for accepting the data of subordinate's monitoring station.This monitoring station can be used as the industry monitoring station, accepts each monitoring station data of subordinate, and according to industry standard data is carried out analyzing and processing, for the industry personage industry development of making a strategic decision.Can understand in real time trade trend according to the real-time report data simultaneously.As reach the Monitoring Data of fire disaster accident, must give the NFA monitoring station with the Monitoring Data real-time report according to industry standard subordinate monitoring station.
One-level monitoring station 10 sends relevant instruction can for R-T unit 20, and indication R-T unit 20 is operated accordingly, and the instruction process of transmitting as shown in Figure 5.One-level monitoring station 10 sends to R-T unit 20 with monitored instruction with GPRS mode or short message mode, and 20 pairs of corresponding monitoring instruments 201 of R-T unit are controlled, and monitoring instrument 201 is taked corresponding actions at Monitoring Data to relevant device, as toxic emission SO
2The on-the-spot alarm device notice of the startup that exceeds standard execute-in-place worker takes measures to handle; Exceed standard discharging the and when trend that causes the substantial pollution accident is arranged of grease appears when sewage monitoring perhaps, one-level monitoring station 10 can send live video and instruct R-T unit 20 startup live video machines that the sewage of Sewage outlet is carried out live video, and the data of will recording a video send to one-level monitoring station 10 by the GPRS mode, can be environmental monitoring department strong evidence is provided.
In addition, one-level monitoring station 10 will be provided with instruction and with GPRS mode or short message mode R-T unit 20 will be provided with, and R-T unit 20 is according to relevant instruction, and the requirements such as importance of data are provided with.
Among the present invention,, then can remove the R-T unit 101 of one-level monitoring station 10 sides if one-level monitoring station 10 can be connected with gateway or the short message service center in the wireless network.
Systematic realizing program is as shown in Figure 6:
Send mode automatic switchover flow process is as shown in Figure 7: dispensing device 20 at first requires utilization wireless module AT command set to adopt a kind of send mode that Monitoring Data is sent to one-level monitoring station 10 according to being provided with, if send N failure, then use AT command set to automatically switch and adopt another send mode that Monitoring Data is sent to one-level monitoring station 10.In addition, R-T unit 20 also comprises a judge module, if adopt another send mode to send M failure, then judging needs to send data importance, if important then ceaselessly trial of data adopts two kinds of send modes to carry out the Monitoring Data transmission successively, till sending successfully; If data are not too important to be attempted adopting successively two kinds of send modes to carry out Monitoring Data after then postponing a period of time sending, till sending successfully.
The GSM short message mode is a kind of connectionless wireless data transmission mode, transmit leg (R-T unit 20) can not confirm whether data accurately arrive purpose, and there is queuing delay's situation in note data at SMC (short message service center), therefore can adopt short message mode to transmit for general data inessential, that real-time is less demanding, data volume is little; Confirm if desired whether data arrive purpose, can set up an affirmation mechanism, promptly purpose (one-level monitoring station 10) sends an affirmation SMS notification transmit leg after receiving data.
The GPRS mode is the wireless data transmission mode on a kind of IP of being carried on, and GPRS has fast, the characteristics such as real-time good, reliability height of the data speed of transmission as long as network condition well will be constantly online.Therefore require height or the big data of data volume can adopt the GPRS mode to transmit for real-time.
It is perfect that the GSM networking has been tending towards, and present Chinese GSM network coverage has reached 100% in the key city, has also reached more than 90% in the outlying district.Short message service also develops quite ripely.
GPRS is a kind of bearer service that grows up on existing gsm system, and purpose is the data service that block form is provided for GSM user.GPRS has abandoned traditional circuit switched mode of monopolizing, and adopts packet-switch technology, and each user can take a plurality of wireless channels simultaneously, and same wireless channel can be shared by a plurality of users again, has effectively utilized channel resource, and bandwidth reaches as high as 171.2Kb/s.The GPRS coverage of China Mobile has almost reached 100% in the key city at present, has also reached in the outlying district more than 80%, and the practical application bandwidth is particularly suitable for the communication requirement of industries such as picture financial transaction, remote monitoring greatly about 20-40Kb/s.
Along with the development of radio communication digital network, wireless remote monitoring is monitored the inexorable trend of wireless remote monitoring monitoring having become the development in the industry especially, and its application is very wide.
Existing remote monitoring and control system only adopts a kind of wireless transmission method to carry out transfer of data, or adopts the GPRS mode, or adopts short message mode.All there is certain defective in this: can not require to treat with a certain discrimination according to real-time property and importance, can not in time transmit when the demanding data of real-time importance take place for a long time easily in the monitoring point, be stopped up by the less demanding data of real-time importance.Remote monitoring and control system 100 of the present invention requires different mining to carry out transfer of data in two ways according to real-time, the importance of Monitoring Data, solved real-time, the timely prioritised transmission of the demanding data of importance effectively, and the less demanding data time-delay of real-time, importance sends transmission.If a kind of in addition mode bust this then attempt automatically taking another kind of mode to transmit data can guarantee effective transmission of data.
In addition, remote monitoring and control system can only be realized the one-level monitoring at present, can not step by step Monitoring Data be reported automatically, and this is incomplete in the industry monitoring.Remote monitoring and control system 100 of the present invention adopts the multistage monitoring network architecture, has realized multistage monitoring effectively, and Monitoring Data can in time report step by step.
In addition, adopt technical solution of the present invention can make things convenient for System Expansion, increase monitoring range and monitoring point if desired, only need set up the one-level monitoring station, configuration one-level monitoring station and increase Monitoring Data R-T unit.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (14)
1, a kind of remote monitoring and control system comprises one-level monitoring station, R-T unit and monitoring instrument, and this R-T unit comprises data acquisition unit, is used for receiving Monitoring Data from described monitoring instrument; CPU; Parameter is preserved the unit; And sending module unit, wherein this parameter is preserved the unit and is preserved system parameter table, this system parameter table disposes Monitoring Data classification and send mode parameter, CPU receives Monitoring Data from data acquisition unit, and the inquiry system parameter list, control the sending module unit according to the configuration of system parameter table Monitoring Data is sent to described monitoring instrument.
2, remote monitoring and control system as claimed in claim 1 is characterized in that, described sending module unit comprises SMS transmission module and GPRS sending module.
3, remote monitoring and control system as claimed in claim 2 is characterized in that, the Monitoring Data sorting parameter in the described system parameter table is used to identify the importance rate of Monitoring Data, and described send mode parameter comprises that note sends and GPRS sends.
4, remote monitoring and control system as claimed in claim 3 is characterized in that, the GPRS sending module is used to send the high Monitoring Data of importance rate, and SMS transmission module is used to send the low Monitoring Data of importance rate.
5, remote monitoring and control system as claimed in claim 3, it is characterized in that, described system parameter table also comprises a threshold values list item, be used to set the threshold values of Monitoring Data, when the high Monitoring Data of importance rate during greater than the threshold values that sets, corresponding GPRS send mode, when the high Monitoring Data of importance rate during less than the threshold values that sets or the low Monitoring Data of importance rate, corresponding note send mode.
6, as the described remote monitoring and control system of the arbitrary claim of claim 2 to 5, it is characterized in that, described R-T unit further comprises the transmission handover module, and when wherein a kind of send mode sent failure, R-T unit automatically switched to another mode and sends.
7, remote monitoring and control system as claimed in claim 6, it is characterized in that, described R-T unit further comprises judge module, when described another send mode sends failure, the importance of judge module judgment data, ceaselessly attempt two kinds of send modes successively for the high Monitoring Data of importance and send till sending successfully, attempt two kinds of send modes transmissions more successively till sending successfully for the low Monitoring Data of importance a period of time of then can delaying time.
8, remote monitoring and control system as claimed in claim 1 is characterized in that, further comprises the secondary monitoring station, is used for receiving the Monitoring Data that described one-level monitoring station sends by the Internet.
9, a kind of method of remote monitoring monitoring may further comprise the steps:
A, monitoring instrument are collected the Monitoring Data of monitoring point;
B, R-T unit receive the Monitoring Data that monitoring instrument transmits, and the classification and the corresponding send mode of configuration Monitoring Data;
C, by wireless network transmitting supervisory data to monitoring station;
D, monitoring station receive described Monitoring Data.
10, method as claimed in claim 9 is characterized in that, among the step B, the classification of configuration Monitoring Data is meant classifies to the importance rate of Monitoring Data, and described send mode comprises that note sends and GPRS sends.
11, method as claimed in claim 10 is characterized in that, adopts short message mode to send the low Monitoring Data of importance rate, adopts the GPRS mode to send the high Monitoring Data of importance rate.
12, method as claimed in claim 10 is characterized in that, described Monitoring Data is set a threshold values, when the high Monitoring Data of importance rate during greater than the threshold values that sets, adopts the GPRS mode to send; When the high Monitoring Data of importance rate during less than the threshold values that sets, or the low Monitoring Data of importance rate, adopt note to send.
13, as the method for the described remote monitoring monitoring of the arbitrary claim of claim 10 to 12, it is characterized in that, when wherein a kind of send mode sends failure, automatically switch to another send mode and send.
14, the method for remote monitoring monitoring as claimed in claim 13, it is characterized in that, when described another send mode sends failure, the importance of judgment data, ceaselessly attempt two kinds of send modes successively for the high Monitoring Data of importance and send till sending successfully, attempt two kinds of send modes transmissions more successively till sending successfully for the low Monitoring Data of importance a period of time of then can delaying time.
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| CN105049357A (en) * | 2015-06-18 | 2015-11-11 | 华北科技学院 | Internet-of-things real-time monitoring remote transmission validity optimization method based on Big Dipper message |
| CN107290767A (en) * | 2017-06-23 | 2017-10-24 | 江苏超敏仪器有限公司 | A kind of distributed remote radiation environmental monitoring system |
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| CN107911659A (en) * | 2017-11-20 | 2018-04-13 | 重庆交通职业学院 | Railroad track section inspection warning system on duty |
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