阅读说明：本技术 一种基于gprs的水位监测方法 (Water level monitoring method based on GPRS ) 是由 张晓彤 张坤昌 马童育 于 2018-08-01 设计创作，主要内容包括：一种基于GPRS的水位监测方法,属于传感器检测技术领域,是主要由MCU模块、从GPRS模块、移动台基站、主GPRS模块、前置机和监控中心组成的,所述MCU模块和从GPRS模块相连接,从GPRS模块检测到的信号再经过移动台基站,本发明远程监测端、GPRS无线通信网、监测中心三大结构交互配合构成系统整体,实现了对监测点地下水的水位等数据信息的实时监测,节省了大量的人力、物理、财力。(A water level monitoring method based on GPRS belongs to the technical field of sensor detection and mainly comprises an MCU module, a slave GPRS module, a mobile station base station, a master GPRS module, a front-end processor and a monitoring center, wherein the MCU module is connected with the slave GPRS module, and a signal detected by the slave GPRS module passes through the mobile station base station.)

1. A water level monitoring method based on GPRS is mainly composed of a water level sensor, an MCU module, a slave GPRS module, a mobile station base station, a GPRS network, a main GPRS module, a front-end processor and a monitoring center, and is characterized in that: the water level sensor is connected with the MCU module, the MCU module is connected with the slave GPRS module, signals detected by the slave GPRS module pass through the mobile station base station, the mobile station base station is connected with the GPRS network, the GPRS network is connected with the main GPRS module, the main GPRS module is connected with the front-end processor, and the monitoring center is connected with the front-end processor.

2. A GPRS based water level monitoring method as claimed in claim 1, wherein: the water level sensor adopts a pressure sensor, can accurately convert physical characteristic values such as measured underground water level and the like into pulses or electric signals, and transmits the pulses or the electric signals to the MCU for processing through a signal line.

3. A GPRS based water level monitoring method as claimed in claim 1, wherein: the slave GPRS module has a wireless data full-duplex transparent transmission function, has a standard serial interface, provides automatic and indiscriminate monitoring and permanent online functions, has a flexible parameter configuration function, transmits data acquired by a remote monitoring point to a monitoring center end through a GPRS network after being processed by skin shrinkage encryption and the like, and ensures real-time performance, safety, delay, accuracy and the like of the data by a wireless network, and takes SIM900A as a wireless communication module. The monitoring also employs a B/S layer structure, which is designed based on the three-layer structure of the representation layer, the service-layer, and the data-access layer. The front-end processor is positioned between the communication network and the essential software in monitoring, and plays a role in reducing the burden of the monitoring center end.

Technical Field

The invention relates to a water level monitoring method based on GPRS, belonging to the technical field of sensor detection.

Background

China is a country with seriously unbalanced geographical distribution of water resources, and the reasonable development and utilization efficiency of the water resources determine the economic development speed of partial regions and even the whole country and are also related to the life quality of each resident. At present, due to insufficient supervision in partial areas of China, the problems of waste of groundwater and inexhaustibility of underground water are serious, and even severe situations such as ground settlement and soil salt collapse occur. How to reasonably and effectively exploit and monitor underground water is a difficult problem which needs to be solved urgently nowadays. The invention develops a water level monitoring method based on GPRS.

Disclosure of Invention

Aiming at the defects, the invention provides a water level monitoring method based on GPRS.

The invention is realized by the following technical scheme: a water level monitoring method based on GPRS is mainly composed of a water level sensor, an MCU module, a slave GPRS module, a mobile station base station, a GPRS network, a main GPRS module, a front-end processor and a monitoring center, and is characterized in that: the water level sensor is connected with the MCU module, the MCU module is connected with the slave GPRS module, signals detected by the slave GPRS module pass through the mobile station base station, the mobile station base station is connected with the GPRS network, the GPRS network is connected with the main GPRS module, the main GPRS module is connected with the front-end processor, and the monitoring center is connected with the front-end processor.

The water level sensor adopts a pressure sensor, can accurately convert physical characteristic values such as measured underground water level and the like into pulses or electric signals, and transmits the pulses or the electric signals to the MCU for processing through a signal line.

The slave GPRS module has a wireless data full-duplex transparent transmission function, has a standard serial interface, provides automatic and indiscriminate monitoring and permanent online functions, has a flexible parameter configuration function, transmits data acquired by a remote monitoring point to a monitoring center end through a GPRS network after being processed by skin shrinkage encryption and the like, and ensures real-time performance, safety, delay, accuracy and the like of the data by a wireless network, and takes SIM900A as a wireless communication module. The monitoring also employs a B/S layer structure, which is designed based on the three-layer structure of the representation layer, the service-layer, and the data-access layer. The front-end processor is positioned between the communication network and the essential software in monitoring, and plays a role in reducing the burden of the monitoring center end.

The invention has the advantages that: according to the water level monitoring system based on the GPRS, the remote monitoring end, the GPRS wireless communication network and the monitoring center are interactively matched to form the whole system, so that the real-time monitoring of data information such as the water level of underground water at a monitoring point is realized, and a large amount of manpower, physics and financial resources are saved.

Drawings

FIG. 1 is a schematic diagram of the system of the present invention.

In the figure, the system comprises a water level sensor 1, a water level sensor 2, an MCU module 3, a slave GPRS module 4, a mobile station base station 5, a GPRS network 6, a master GPRS module 7, a front-end processor 8 and a monitoring center.

Detailed Description

A water level monitoring method based on GPRS is mainly composed of a water level sensor 1, an MCU module 2, a slave GPRS module 3, a mobile station base station 4, a GPRS network 5, a main GPRS module 6, a front-end processor 7 and a monitoring center 8, and is characterized in that: the water level sensor 1 is connected with the MCU module 2, the MCU module 2 is connected with the slave GPRS module 3, signals detected by the slave GPRS module 3 pass through the mobile station base station 4, the mobile station base station 4 is connected with the GPRS network 5, the GPRS network 5 is connected with the main GPRS module 6, the main GPRS module 6 is connected with the front-end processor 7, and the monitoring center 8 is connected with the front-end processor 7.

The water level sensor 1 adopts a pressure sensor, and can accurately convert measured physical characteristic values such as groundwater level and the like into pulses or electric signals, and the pulses or the electric signals are transmitted to the MCU through signal lines to be processed.

The slave GPRS module 3 should have a wireless data full-duplex transparent transmission function, a standard serial interface, an automatic and indiscriminate monitoring and permanent online function, and should have a flexible parameter configuration function, data collected by a remote monitoring point are transmitted to a monitoring center end through a GPRS network after being processed by skin shrinkage encryption and the like, the wireless network should ensure real-time performance, safety, delay, accuracy and the like of the data, and the SIM900A is used as a wireless communication module. The monitoring also employs a B/S layer structure, which is designed based on the three-layer structure of the representation layer, the service-layer, and the data-access layer. The front-end processor is positioned between the communication network and the essential software in monitoring, and plays a role in reducing the burden of the monitoring center end.

This device is at the during operation, and pressure type sensor should be able to be accurate the conversion of physical property values such as measured groundwater water level into pulse or signal of telecommunication, transmits MCU microcontroller STM32F103VC6 through the signal line and handles, and MCU microcontroller should be able to become digital signal with the collection signal that passes through means such as calculation, processing, analysis, AD conversion to can be stored and transmit by microprocessor. In addition, the MCU microcontroller can also receive and identify command messages sent in monitoring through a serial port, and execute corresponding functions or parameter configuration, and the GPRS DTU is an important part for realizing data transmission. In order to realize real-time transmission and reliable communication of data, the GPRS DTU has a wireless data full-duplex transparent transmission function, has a standard serial interface, provides automatic heartbeat monitoring and a permanent online function, and has a flexible parameter configuration function. Data collected by the remote monitoring point is compressed, encrypted and the like and then transmitted to a monitoring center end through a GPRS network, a VPN virtual private network mode is adopted as a communication mode, a system applies for a private VPN network port number, and each GPRS communication module is provided with an SIM card capable of being accessed into the VPN network. The data are sent to a front-end processor through a serial port of a buttercup S232/485, the front-end processor stores the data into a background database, and software is used for realizing the analysis and display of the data in the monitoring process.

It will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments described above without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims.