CN102393194A - Water regimen automatic acquisition and transmission system based on GSM (Global System for Mobile Communications) module - Google Patents

Water regimen automatic acquisition and transmission system based on GSM (Global System for Mobile Communications) module Download PDF

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Publication number
CN102393194A
CN102393194A CN2011102452086A CN201110245208A CN102393194A CN 102393194 A CN102393194 A CN 102393194A CN 2011102452086 A CN2011102452086 A CN 2011102452086A CN 201110245208 A CN201110245208 A CN 201110245208A CN 102393194 A CN102393194 A CN 102393194A
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CN
China
Prior art keywords
module
data
gsm
water regimen
regimen
Prior art date
Application number
CN2011102452086A
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Chinese (zh)
Inventor
魏耀
张兴敢
柏业超
唐岚
杜仲林
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南京大学
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Application filed by 南京大学 filed Critical 南京大学
Priority to CN2011102452086A priority Critical patent/CN102393194A/en
Publication of CN102393194A publication Critical patent/CN102393194A/en

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Abstract

The invention discloses a water regimen automatic acquisition and transmission system based on a GSM (Global System for Mobile Communications) module. The system comprises a MCU (Micro Control Unit) module, a clock module, a sensor module, a Flash data storage module, a keyboard and LCD (Liquid Crystal Display) display module, a GSM module and a USB (Universal Serial Bus) module, wherein the clock module is used for providing a system time basis; the sensor module is used for collecting a water regimen signal; the Flash module is used for storing water regimen data; the keyboard and LCD display module is used for finishing water regimen display and inquiry, function and parameter setting and the like; the MCU is used for periodically transmitting the water regimen information to a monitoring center by using the GSM module; the water regimen information is reported in time while the water regimen exceeds a normal range; the center can be also used for looking up the water regimen data through a short message; the USB module supports U disk reading and writing and can be also controlled by the MCU as PC (Personal Computer) machine output mode so as to transmit the data to the PC machine. According to the invention, by using the MCU main controller module as core, the water regimen is automatically measured, reported and backed up by means of the sensor module, the GSM module, the USB module and the like. According to the invention, the workload of the water regimen monitors can be reduced and the water regimen monitoring efficiency can be also increased to satisfy the requirements of modern water regimen monitoring.

Description

A kind of automatic water regime measuring system based on gsm module
Technical field
The present invention relates to a kind of automatic water regime measuring system based on gsm module.
Background technology
Along with China's water resource is optimized, a large amount of regimen information of integrating are collected in the continuous development of water conservancy cause of modernization, and are information-based to realize water conservancy, are the flood-control and drought relief of government department, the water resource scheduling, and water conservancy construction provides effective foundation, and is significant.The automatic water regime measuring system as one of informationalized emphasis of water conservancy, can save lot of manpower and material resources at aspects such as regimen information acquisitions, can also improve the storage of information, transmission, the efficient that reports.
Also there are some hydrological telemetry systems in the market, but all have some problems, can not satisfy the water conservancy informationization to real-time, the requirement of aspects such as remoteness.Problem mainly shows following three aspects:
(1) has certain limitation on sensor access, system performance, the terminal operability;
(2) storage mode is single, and memory capacity is less, can not satisfy the needs of the long-time storage of actual water rain condition data;
(3) means of communication is limited, can't fully satisfy hydrologic regime data, the real-time of warning message transmission and the demand of remoteness.
The object of the invention overcomes the above problems exactly, and a kind of automatic water regime measuring system based on gsm module is provided.The present invention is a core with the MCU main controller module, is used clock control, sensor acquisition, and Keyboard Control and LCD show that USB transmission, and gsm communication realize the automatic collection of regimen information, store and report.
Summary of the invention
The present invention provides a kind of regimen information that can realize automatically to measure and in time report, and the workload that reduces a staff improves the automatic water regime measuring system based on gsm module of water regime monitoring efficient simultaneously.
The present invention realizes through following technical scheme:
Hardware configuration of the present invention is as shown in Figure 1; Comprise that specifically the clock module of the time reference of the MCU main controller module that be responsible for to receive and handle each module information, the collection as hydrologic regime data, processing, transmission, the sensor assembly that is used for hydrologic data collection and conversion of signals (comprise numeral; Simulation and switching value signal; And follow-up signal processing circuit), be used to store water level; The Flash data memory module of hydrologic regime datas such as rainfall, be used for parameter; Setting such as function and the keyboard and the LCD display module that show, be used for through sending and receive gsm module that short message realized reporting and inquired about function such as hydrologic regime data, being used for data backup, the USB module that PC is communicated by letter.
Clock module is the time reference that the automatic water regime measuring termination function is realized, is collection, the processing of hydrologic regime data, the foundation of transmission.Simultaneously on-the-spot LCD shows also needs correct system time, is beneficial to observer's on-the site analysis data.The backup battery pin of clock module connects rechargeable battery, to guarantee the clock real-time.
Gather regimen information through sensor assembly, convert electric signal into, send the MCU main controller module to.Signal form has:
(1) switching value signal, system is a voltage signal with the switching value conversion of signals, and the corresponding potential pulse of switching value signal carries out shaping to voltage signal then, and anti-trembling delivered to the MCU module and counted.
(2) analog current signal, the current signal of industrial standard converts voltage signal into through signal conditioning circuit, and then sends transformation result to the MCU main controller module by A/D converter.
(3) digital signal, the signal that receives are the digital quantity coded signal of form such as Gray code, and the MCU main controller module obtains hydrologic regime data through decoding.
The Flash storage chip that the Flash data memory module adopts the power down data not lose is for the collection of hydrologic regime data long-time continuous provides reliable and jumbo storage cell.
The MCU main controller module combines keyboard and LCD display module; May operate in LCD through keyboard and go up each item function in the multilevel menu that shows, realize that mainly regimen demonstration in real time, history data store and inquiry, controlling alarm, termination function and parameter are provided with function.
The MCU main controller module is accomplished the transmission and the reception of short message through send the AT order to gsm module, realizes reporting to the timing regimen of Surveillance center the real-time early warning during the improper scope of regimen and the regimen query function of Surveillance center.The MCU main controller module can have the cell-phone number that reports with search access right through keyboard and the setting of LCD display module.
The USB module is supported the USB flash disk read-write, is used for the backup of data such as regimen measurement, and also can combine keyboard and LCD display module that mode of operation is set by the MCU main controller module be the PC output mode, and the monitoring station data transmission is arrived PC.
After adopting technique scheme, can realize reporting the real-time collection of hydrologic regime data at the automatic water regime measuring system terminal, long-time storage of collected data, and can select the USB flash disk Backup Data and carry out data transmission with PC.Can realize that based on the communication mode of gsm module long-range regimen reports and long-range regimen inquiry.Compare with traditional hydrological telemetry system, the present invention satisfies the informationalized demand of modern water conservancy better at aspects such as the operability of system terminal, long-time hydrologic regime data storage, real-time, remoteness.
Description of drawings
Fig. 1 hardware structure diagram of the present invention
Fig. 2 sensor assembly signal processing circuit structure figure
Fig. 3 systemic-function parameter is provided with dendrogram
Fig. 4 gsm module and MCU module communication frame assumption diagram
Embodiment
Below in conjunction with embodiment and accompanying drawing the present invention is described further.
A kind of automatic water regime measuring system based on gsm module; As shown in Figure 1; This system comprise the time reference of the MCU main controller module (1) that be responsible for to receive and handle each module information, collection, processing, transmission as hydrologic regime data clock module (2), be used for hydrologic data collection and conversion of signals sensor assembly (3), be used to store water level; The Flash data memory module (4) of hydrologic regime datas such as rainfall, be used for parameter; Setting such as function and the keyboard and the LCD display module (5) that show, be used to report and inquire about function such as hydrologic regime data gsm module (6), be used for data backup, the USB module (7) that PC is communicated by letter.
Each functions of modules is following:
1. the real-time timepiece chip chosen of clock module is via an I 2The C EBI is communicated by letter with MCU, for the automatic water regime measuring terminal provides clock reference.The packets of information of clock provide year, the moon, week, day, the time, branch, second information, every month the fate and the fate in leap year can be adjusted automatically.Clock operation can be adopted 24 or 12 hours forms through AM/PM indication decision.Its backup battery pin connects rechargeable battery, to guarantee the continuity and the real-time of clock.
2.MCU main controller module is gathered regimen information through sensor assembly, the signal form that sensor assembly receives and and single-chip microcomputer between the signal processing circuit hardware structure diagram as shown in Figure 2:
(1) switching value signal, like tipping bucket type rain gage etc., system is a voltage signal with the switching value conversion of signals, and the corresponding potential pulse of switching value signal carries out shaping to voltage signal then, and anti-trembling delivered to the MCU module and counted.
(2) simulating signal, like pressure-type water level gauge, flowmeter, velocimeter etc., the current signal of industrial standard converts voltage signal into through signal conditioning circuit, and then sends transformation result to the MCU main controller module by A/D converter.
(3) digital signal, like the mechanical type level sensor etc., the signal that receives is the digital quantity coding of form such as Gray code
Signal is sent to MCU through signal isolation circuit, and the MCU main controller module obtains hydrologic regime data through decoding.Combine keyboard and LCD display module that the corresponding sampling parameter of MCU module is set according to concrete sensor type, realize the collection of hydrologic regime data.
3.Flash the high capacity Flash storage chip that data memory module adopts the power down data not lose is for the collection of hydrologic regime data long-time continuous provides reliable and enough storage cells.The data store strategy that system takes is: use real-time time mapping memory address, let both have corresponding transformational relation.Will be through the water level after the MCU main controller module is handled, data such as rainfall store the storage unit of FLASH storer corresponding address into according to the corresponding time.
4.MCU main controller module combines keyboard and LCD display module; May operate in LCD through keyboard and go up each item function in the multilevel menu that shows; Main regimen demonstration in real time, history data store and inquiry, controlling alarm, termination function and the parameter of realizing is provided with function, and be as shown in Figure 3.Be provided with in the module in parameter, the time is provided with the management system time; The system terminal numbering is carried out in the station number setting, can realize system group network; Timed sending time is provided with is responsible for setting the time that reports hydrologic regime data through the gsm communication module; The setting of switching value passage, analog channel setting, digital channel are provided with the management of sensor module, realize regimen type, sampling time interval, conversion coefficient, the isoparametric setting of alarm threshold value of gathering; The USB output mode is provided with selects USB flash disk back-up job pattern or PC communication operation mode; Gsm module is provided with realizes having that regimen reports and the phone number of different rights such as inquiry.In the regimen enquiry module, can be chosen in system terminal LCD and go up the various dissimilar hydrologic regime datas of demonstration, comprise water level, rainfall, flow, flow velocity etc.
5.USB module is supported USB flash disk back-up job pattern and the read-write of PC communication operation mode USB flash disk, can combine keyboard and LCD display module that mode of operation is set by the MCU main controller module, realizes the backup and the transmission of hydrologic regime data.
6. communicate through gsm module between staff of Surveillance center and the hydrological telemetry system, the MCU main controller module is through sending transmission and the reception that short message is accomplished in the AT order to gsm module.Gsm module is as shown in Figure 4 with the frame structure that the MCU main controller module is communicated by letter, and illegitimate frames can be dropped.Concrete short message kind is as shown in table 1:
7. table 1 communication short message type
Type Transmit leg Effect
Reporting information System terminal Regularly report regimen information
Warning information System terminal Realtime Alerts under the improper situation of regimen
Inquiry Surveillance center (staff) Inquiry regimen information
Reply inquiry System terminal Reply the regimen query contents

Claims (6)

1. automatic water regime measuring system based on gsm module; It is characterized in that: this system comprise the time reference of the MCU main controller module (1) that be responsible for to receive and handle each module information, collection, processing, transmission as hydrologic regime data clock module (2), be used for hydrologic data collection and conversion of signals sensor assembly (3), be used to store water level; The Flash data memory module (4) of hydrologic regime datas such as rainfall, be used for parameter; Setting such as function and the keyboard and the LCD display module (5) that show, be used to report and inquire about function such as hydrologic regime data gsm module (6), be used for data backup, the USB module (7) that PC is communicated by letter.
2. a kind of automatic water regime measuring system according to claim 1 based on gsm module; It is characterized in that: described clock module (2) provides system clock for the automatic water regime measuring system; Comprise year, the moon, week, day, the time, branch, second information; Its backup battery pin connects rechargeable battery, guarantees the clock real-time.
3. a kind of automatic water regime measuring system according to claim 1 based on gsm module; It is characterized in that: described sensor assembly (3) comprises water level; The rain sensor group; Signal form has: switching value signal, digital signal, simulating signal, and its follow-up shaping circuit, signal condition and A/D change-over circuit.
4. a kind of automatic water regime measuring system according to claim 1 based on gsm module; It is characterized in that: MCU main control module (1) combines Flash data memory module (4) and keyboard and LCD display module (5), has regimen demonstration in real time, history data store and inquiry, controlling alarm, termination function and parameter function is set.
5. according to claim 1 and 4 described a kind of automatic water regime measuring systems based on gsm module, it is characterized in that: MCU main controller module (1) can be realized regularly hydrologic regime data being sent to Surveillance center through gsm module (6); Real-time report warning message when the regimen overrun, center also can be inquired about hydrologic regime data through the mode of sending the prescribed form short message.
6. according to claim 1 and 3 described a kind of automatic water regime measuring systems based on gsm module; It is characterized in that: MCU main controller module (1) can be realized the backup of historical hydrologic regime data through USB module (7); Also can the system works pattern be set by keyboard and LCD display module (5) is the PC output mode; MCU main controller module (1) communicates through USB module (7) and PC, and the monitoring station data transmission is arrived PC.
CN2011102452086A 2011-08-25 2011-08-25 Water regimen automatic acquisition and transmission system based on GSM (Global System for Mobile Communications) module CN102393194A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104197903A (en) * 2014-09-22 2014-12-10 交通运输部北海航海保障中心天津海事测绘中心 Laser seaborne tide gauge and tide gauging method thereof
CN106205062A (en) * 2016-09-30 2016-12-07 防城港市水利水电勘测设计院 A kind of flood control prior-warning device

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CN201242452Y (en) * 2008-01-09 2009-05-20 云南金隆伟业科技有限公司 Multi-parameter on-line monitoring instrument
CN101539764A (en) * 2009-04-30 2009-09-23 清华大学 Device for remote wireless monitoring for industrial on-site parameters
CN201707061U (en) * 2010-05-21 2011-01-12 上海詹佛斯信息科技有限公司 Short message telemetering multiparameter recorder

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CN201242452Y (en) * 2008-01-09 2009-05-20 云南金隆伟业科技有限公司 Multi-parameter on-line monitoring instrument
CN101539764A (en) * 2009-04-30 2009-09-23 清华大学 Device for remote wireless monitoring for industrial on-site parameters
CN201707061U (en) * 2010-05-21 2011-01-12 上海詹佛斯信息科技有限公司 Short message telemetering multiparameter recorder

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Publication number Priority date Publication date Assignee Title
CN104197903A (en) * 2014-09-22 2014-12-10 交通运输部北海航海保障中心天津海事测绘中心 Laser seaborne tide gauge and tide gauging method thereof
CN106205062A (en) * 2016-09-30 2016-12-07 防城港市水利水电勘测设计院 A kind of flood control prior-warning device

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