CN104391490A - Remote data transmission system and method - Google Patents
Remote data transmission system and method Download PDFInfo
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- CN104391490A CN104391490A CN201410660440.XA CN201410660440A CN104391490A CN 104391490 A CN104391490 A CN 104391490A CN 201410660440 A CN201410660440 A CN 201410660440A CN 104391490 A CN104391490 A CN 104391490A
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
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- 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]
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- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention provides remote data transmission system and method. The system comprises a pressure acquiring unit and a terminal, wherein the pressure acquiring unit is used for acquiring and converting a first pressure signal of a pipeline; the terminal is used for processing the first pressure signal by analog-digital conversion to obtain a second pressure signal, screening the second pressure signal according to a preset sampling cycle so as to obtain a third pressure signal, packaging and encrypting the third pressure signal and then transmitting the third pressure signal to a mobile monitoring center through the wireless network; the mobile monitoring center is used for storing the received third pressure signal, displaying the third pressure signal through a first display screen, and sending the third pressure signal to a fixed monitoring center, wherein the fixed monitoring center is used for storing the third pressure signal from the mobile monitoring center to a database and displaying the third pressure signal through a second display screen. With the adoption of the system and method, data transmission can be performed through wireless network.
Description
Technical field
The present invention relates to petroleum gas storaging and transport technology field, particularly relate to a kind of data remote transmission system and method.
Background technology
In oil movement and storage, pipeline is the normal conveying ensureing oil and natural gas, ensures the key of the normal operation of oil and gas pipes.Development pipeline industry is optimized the configuration of inner crude resources further for Petroleum & Petrochemical Enterprises, accelerate the utilization of external crude resources, reduces operating cost, takes part in international competition, is improved national economy running quality and all have very important meaning.
Pipeline pressure monitoring is before oil and natural gas pipeline is gone into operation or an operating extremely important job of going into operation.At present, conventional pipeline pressure monitoring mode be data that pressure unit is collected by cable transmission to watch-dog, but this mode is difficult to realize in remoter area and the place cannot laying cable, and for needing the remote monitoring center of frequent movement to be just more difficult to realization.In addition, if for the pipeline needing interim monitor force, lay cable and cost will be made greatly to improve; But, if staff the moment monitors pressure unit at the scene, not only can the manpower and materials of at substantial, precision and the real-time of data transmission do not reach Production requirement yet.And in the place of bad environments, the safety of staff also cannot be protected.
Summary of the invention
For prior art Problems existing, in embodiments of the invention, provide a kind of data remote transmission system and method, for solving in prior art, when cannot cable laying, be difficult to the technical matters of the data remote transmission realizing data.
The invention provides a kind of data remote transmission system, described system comprises:
Pressure acquisition unit, described pressure acquisition unit is for gathering and changing the first pressure signal of described pipeline;
Terminal, described terminal is used for carrying out analog-to-digital conversion process to described first pressure signal, obtains the second pressure signal; Sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Package, encryption are carried out to described 3rd pressure signal; By wireless network, described 3rd pressure signal is sent to mobile monitor center;
Mobile monitor center, described 3rd pressure signal received stores by described mobile monitor center, by described 3rd pressure signal of the first display screen display, and described 3rd pressure signal is sent to fixing Surveillance center;
Fixing Surveillance center, the 3rd pressure signal that described fixing Surveillance center is used for described mobile monitor center sends is stored to database, and shows described 3rd pressure signal by second display screen.
In such scheme, described fixing Surveillance center also for:
Remote configuration is carried out by the parameter of wireless network to described pressure acquisition unit and described terminal; Wherein,
The parameter of described pressure acquisition unit comprises: sample frequency, pressure upper lower limit value, warning upper lower limit value;
The parameter of described terminal comprises: the sampling period of described terminal.
In such scheme, described system also comprises: power supply unit; Wherein, described power supply unit is used for powering to described pressure acquisition unit, described terminal.
In such scheme, described terminal comprises:
Data acquisition card, described first pressure signal for gathering described first pressure signal, and is converted to the second pressure signal by described data acquisition card;
First processor, described first processor is for receiving described second pressure signal, and the sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal;
Second processor, described second processor is used for carrying out conversion process to described 3rd pressure signal, described 3rd pressure signal is converted to corresponding force value, shows described force value by the 3rd display screen;
Data transmission unit DTU, described DTU are used for described 3rd pressure signal by wireless network transmissions extremely described mobile monitor center.
In such scheme, described second processor also for: described 3rd pressure signal is packaged into packet, is stored in temporary storage;
Encrypt described packet, by the described Packet Generation after described encryption to described DTU.
Originally present invention also offers a kind of data remote transmission method, described method comprises:
Gather and change the first pressure signal of described pipeline;
Analog-to-digital conversion process is carried out to described first pressure signal, obtains the second pressure signal; Sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Package, encryption are carried out to described 3rd pressure signal, sends described 3rd pressure signal by wireless network;
Described 3rd pressure signal received is stored, by described 3rd pressure signal of the first display screen display, sends described 3rd pressure signal;
The 3rd pressure signal received is stored to database, and shows described 3rd pressure signal by second display screen.
In such scheme, described the 3rd pressure signal received is stored to database, and after showing described 3rd pressure signal by second display screen, described method also comprises:
Remote configuration is carried out by the parameter of wireless network to the parameter of described pressure acquisition unit and pressure acquisition unit and terminal; Wherein,
The parameter of described pressure acquisition unit comprises: sample frequency, pressure upper lower limit value, warning upper lower limit value;
Described parameter comprises: the sampling period of described terminal.
The data remote transmission system and method that the embodiment of the present invention provides, gathers and changes the first pressure signal of described pipeline; Analog-to-digital conversion process is carried out to described first pressure signal, obtains the second pressure signal; Sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Package, encryption are carried out to described 3rd pressure signal, sends described 3rd pressure signal by wireless network; Described 3rd pressure signal received is stored, by described 3rd pressure signal of the first display screen display, sends described 3rd pressure signal; The 3rd pressure signal received is stored to database, and show described 3rd pressure signal by second display screen, so, be difficult to the area of laying wire cable, achieve the long range radio transmissions of data and removableization of remote monitoring center, ensure that the real-time that data are transmitted and transmission precision.
Accompanying drawing explanation
The one-piece construction schematic diagram of the data remote transmission system that Fig. 1 provides for the embodiment of the present invention one;
The structural representation of the terminal that Fig. 2 provides for the embodiment of the present invention one;
The structural representation of the fixing Surveillance center that Fig. 3 provides for the embodiment of the present invention one;
The principle of work schematic diagram of the data remote transmission system that Fig. 4 provides for the embodiment of the present invention one;
The data remote transmission method flow schematic diagram that Fig. 5 provides for the embodiment of the present invention two.
Embodiment
In order to effectively solve the problem of the pipeline pressure monitoring difficulty that the remoter area maybe cannot laying cable faces, the embodiment of the present invention provides a kind of data remote transmission system, described system comprises: pressure acquisition unit, and described pressure acquisition unit is for gathering and changing the first pressure signal of described pipeline; Terminal, described terminal is used for carrying out analog-to-digital conversion process to described first pressure signal, obtains the second pressure signal; Sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Package, encryption are carried out to described 3rd pressure signal; By wireless network, described 3rd pressure signal is sent to mobile monitor center; Mobile monitor center, described 3rd pressure signal received stores by described mobile monitor center, by described 3rd pressure signal of the first display screen display, and described 3rd pressure signal is sent to fixing Surveillance center; Fixing Surveillance center, the 3rd pressure signal that described fixing Surveillance center is used for described mobile monitor center sends is stored to database, and shows described 3rd pressure signal by second display screen.
Below by drawings and the specific embodiments, technical scheme of the present invention is further described in detail.
Embodiment one
The pipeline pressure remote data wireless transmitting system that the embodiment of the present invention provides, as shown in Figure 1, described system comprises pressure acquisition unit 11, terminal 12, mobile monitor center 13, fixing Surveillance center 14; Wherein,
Described first pressure signal, for gathering and changing the first pressure signal of described pipeline, is sent to described terminal 12 by described pressure acquisition unit 11; Wherein, described first pressure signal is the analog current signal of 4 ~ 20mA.
Described terminal 12, for carrying out analog-to-digital conversion process to described first pressure signal received, obtains the second pressure signal; Sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Package, encryption are carried out to described 3rd pressure signal; By wireless network, described 3rd pressure signal is sent to mobile monitor center 13 or fixing Surveillance center 14; Wherein, described second pressure signal is digital voltage signal.
Described 3rd pressure signal received can store by described mobile monitor center 13 temporarily, by described 3rd pressure signal of the first display screen display, and by the mode of wireless network or serial communication, described 3rd pressure signal is sent to fixing Surveillance center 14;
When described dead center 14 receives described 3rd pressure signal, described fixing Surveillance center 14 for by the 3rd pressure signal be stored to database, and show described 3rd pressure signal by second display screen, the pressure data of the real-time monitoring site of the monitor staff for dead center 14.
Wherein, described pressure acquisition unit 11 can comprise pressure unit; Described first display screen can be OLED LCDs; Described second display screen can be OLED LCDs, for the display of the configuration interface to force value, time, terminal 12 etc.
Here, when needing the parameter of described terminal 12 to carry out Remote configuration, can be configured by mobile monitor center 13, also be configured by described fixing Surveillance center 14.Wherein, the parameter of described terminal 12 can comprise: the sampling period of described terminal 12, and the described sampling period can be 5 ~ 10 seconds.
Here, described system also comprises: power supply unit 15; Wherein, described power supply unit 15 is for powering to described pressure acquisition unit 11, described terminal 12.Described power supply unit 15 can pass through storage battery power supply, also powers by solar panel, and wherein, the power supply of accumulator can be 12V ~ 24V.Needed for described pressure acquisition unit 11, described terminal 12, power range is 12 ~ 24V, stronger to the compatibility of power supply.
Particularly, as shown in Figure 2, described terminal 12 comprises: data acquisition card 21, first processor 22, second processor 23, data transmission unit (DTU, Date Transfer Unit) 24; Wherein,
Described data acquisition card 21 is connected with described pressure acquisition unit 11, for the first pressure signal of pressure acquisition unit described in high speed acquisition 11, and described first pressure signal is converted to the second pressure signal;
Described first processor 22 is for receiving described second pressure signal, and the sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Wherein, described first processor 22 is that MSP430 is from processor.
Described 3rd pressure signal, for carrying out conversion process to described 3rd pressure signal, is converted to corresponding force value, shows described force value by the 3rd display screen by described second processor 23; Described 3rd display screen can be OLED LCDs;
Described DTU 24 for by described 3rd pressure signal by wireless network transmissions to described mobile monitor center 13.Wherein, described wireless network can be: GPRS (General Packet Radio Service) (GPRS, the General Packet Radio Service) network set up between described DTU 24 and described mobile monitor center 13.
Here, described second processor 23 also for: described 3rd pressure signal is packaged into packet, is stored in temporary storage; Guarantee integrality and the security of pressure data, be convenient to check historical data and analyze;
Encrypt described packet, by the described Packet Generation after described encryption to described DTU 24.Wherein, described temporary storage can be storage card (SD, Secure Digital); Described second processor is MSP430 primary processor.
When needing to be configured by the parameter of mobile monitor center 13 to described terminal 12, GPRS network is opened at described mobile monitor center 13, described DTU 24 connects with described GPRS network, described mobile monitor center 13 enters the configuration interface of described terminal 12 parameter by described GPRS network, carries out Remote configuration to the parameter of described terminal 12.Wherein, described parameter comprises: the sample frequency of described pressure acquisition unit 11, pressure upper lower limit value, warning upper lower limit value; When sampling period of described terminal 12, school etc.
Described first processor 22, described second processor 23 are super low-power consumption microprocessor, to extend the working time of terminal 12.
In addition, described terminal 12 also comprises: control panel 25; When staff is at pipeline field, can directly changes by the parameter of control panel 25 to described terminal 12, configure.Described terminal 12 has low electricity and the obstructed warning function of link, when communication link is obstructed, warning message can be sent to mobile monitor center 13 or fixing Surveillance center 14, effectively points out staff.
Here, as shown in Figure 3, described fixing Surveillance center 14 comprises: industrial computer 31, GPRS module 32; Wherein,
The 3rd pressure signal that described industrial computer 31 sends for receiving described mobile monitor center 13, is stored to database by described 3rd pressure signal, and shows described 3rd pressure signal by second display screen; Wherein, described industrial computer 31 is connected by data line or netting twine with described GPRS module 32, wirelessly or serial communication mode receive described 3rd pressure signal.
Particularly, described GPRS module 32 is connected for setting up wireless network with described DTU 24; Or set up wireless network with described mobile monitor center 13 to be connected;
When needing to be configured by the parameter of fixing Surveillance center 14 to described terminal 12, described fixing Surveillance center 14 sets up GPRS wireless network by described GPRS module 32 with described DTU 24 and is connected, described fixing Surveillance center 14 signs in the configuration interface of described terminal 12 parameter by described GPRS network, carries out Remote configuration to the parameter of described terminal 12.
During practical application, the described data remote transmission system that the present embodiment can be provided is installed on pipeline, open described power supply unit 15, as shown in Figure 4, pressure acquisition unit 11 gathers the first pressure signal of pipeline, and convert the first pressure signal to 4 ~ 20mA current signal, and send described current signal the data acquisition card 21 of terminal 12 to; Described current signal is converted to analog voltage signal by described data acquisition card 21, more described analog voltage signal is converted to the second pressure signal, and described second pressure signal is sent to described first processor 22; Described first processor 22 carries out screening according to the sampling period of establishing to described second pressure signal and obtains the 3rd pressure signal, and sends described 3rd pressure signal to second processor 23; 3rd pressure signal data reduction becomes corresponding force value to be presented in the LCDs of terminal 12 by described second processor 23, then the 3rd pressure signal and terminal 12 status information package are stored in described SD card, after finally being encrypted by packet data, send to DTU 24 module; Telemedicine education center 13 is directly sent to by wireless-transmission network after described DTU 24 module receives packet; Pressure data is stored in storer by mobile monitor center 13, and is presented on the display screen at mobile monitor center 13; Described mobile monitor center 13 wirelessly or serial communication mode give fixing Surveillance center 14 by Packet Generation, after described fixing Surveillance center 14 receives packet, described packet is stored in database, and described in the display screen display of described fixing Surveillance center 14 pressure.Wherein, DTU 24 module that terminal 12 uses adopts GPRS private network to carry out point-to-point transparent transmission communication, and traffic rate is high, and communication network is reliable and stable.
The data remote transmission system that the embodiment of the present invention provides can accurately and in real time transmission pressure data by wireless network, decrease the loss of manpower and materials, have ensured the safety that staff works in isolated area and rugged surroundings;
Terminal 12 is easy to carry, dismounting is simple, and can change place to use at any time, mobility is good; Mobile monitor center can realize removableization of Surveillance center, can receive data whenever and wherever possible, whenever and wherever possible the pressure data of monitoring site pipeline; Remote configuration and setting can be carried out to terminal 12 without the need to any operation in scene; Pressure acquisition precision is high, and sample frequency is high, and described mobile monitor center 13 and described fixing Surveillance center 14 can by the pressure curve situations of change also accurately seeing force value directly perceived.
Embodiment two
Relative to embodiment one, the present embodiment additionally provides a kind of data remote transmission method, and as shown in Figure 5, described method comprises following step:
Step 501, gathers and the first pressure signal of transition duct;
Gathered by pressure acquisition unit and change the first pressure signal of described pipeline, described first pressure signal is sent to terminal; Wherein, described first pressure signal is the analog current signal of 4 ~ 20mA.Wherein, described pressure acquisition unit can be pressure unit.
Step 502, carries out analog-to-digital conversion process to described first pressure signal, obtains the second pressure signal; Sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Package, encryption are carried out to described 3rd pressure signal; Described 3rd pressure signal is sent by wireless network;
In this step, described first pressure signal that end-on receives carries out analog-to-digital conversion process, obtains the second pressure signal; Sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Package, encryption are carried out to described 3rd pressure signal, by wireless network, described 3rd pressure signal is sent to mobile monitor center or fixing Surveillance center.
Particularly, described terminal comprises: data acquisition card, first processor, the second processor, DTU; Wherein,
Described data acquisition card is connected with described pressure acquisition unit, for the first pressure signal of pressure acquisition unit described in high speed acquisition, and described first pressure signal is converted to the second pressure signal;
Described first processor is for receiving described second pressure signal, and the sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Wherein, described first processor is that MSP430 is from processor.
Described second processor is used for carrying out conversion process to described 3rd pressure signal, described 3rd pressure signal is converted to corresponding force value, force value described in the display screen display of terminal; Described display screen can be OLED LCDs.
Described DTU is used for described 3rd pressure signal by wireless network transmissions extremely described mobile monitor center.Wherein, described wireless network can be: the GPRS network set up between described DTU and described mobile monitor center.
Here, described second processor also for: described 3rd pressure signal is packaged into packet, is stored in temporary storage; Guarantee integrality and the security of pressure data, be convenient to check historical data and analyze;
Encrypt described packet, by the described Packet Generation after described encryption to described DTU.Wherein, described temporary storage can be SD storage card; Described second processor is MSP430 primary processor.
When needing to be configured by the parameter of mobile monitor center to described terminal, GPRS (General Packet Radio Service) GPRS network is opened at described mobile monitor center, described DTU and described GPRS network connect, described mobile monitor center enters the configuration interface of described terminal parameter by described GPRS network, carry out Remote configuration to the parameter of described terminal.Wherein, described parameter comprises: the sample frequency of described pressure acquisition unit, pressure upper lower limit value, warning upper lower limit value; When sampling period of described terminal, school etc.
Described first processor, described second processor are super low-power consumption microprocessor, to extend the working time of terminal.
In addition, described terminal also comprises: control panel; When staff is at pipeline field, can directly changes by the parameter of control panel to described terminal, configure.Described terminal has low electricity and the obstructed warning function of link, when communication link is obstructed, warning message can be sent to mobile monitor center or fixing Surveillance center, effectively points out staff.
Step 503, stores described 3rd pressure signal received, and by described 3rd pressure signal of the first display screen display, sends described 3rd pressure signal;
In this step, when described mobile monitor receive centre is to the 3rd pressure signal, described 3rd pressure signal is stored in the storer at mobile monitor center, by described 3rd pressure signal of the first display screen display, and described 3rd pressure signal is sent to fixing Surveillance center by the mode of wireless network or serial communication; Wherein, described first display screen is: the display screen at described mobile monitor center, can be OLED LCDs.
Step 504, is stored to database by the 3rd pressure signal received, and shows described 3rd pressure signal by second display screen.
In this step, when fixing Surveillance center receives the 3rd pressure signal of described mobile monitor center or the transmission of described terminal, the 3rd pressure signal received is stored to database, for staff's enquiry of historical data, and shows described 3rd pressure signal by second display screen.Wherein, described second display screen is: the video wall in described fixing Surveillance center or display.
Particularly, described fixing Surveillance center comprises: industrial computer, GPRS module; Wherein,
The 3rd pressure signal that described industrial computer sends for receiving described mobile monitor center, is stored to database by described 3rd pressure signal, and shows described 3rd pressure signal by second display screen; Wherein, described industrial computer is connected by data line or netting twine with described GPRS module, wirelessly or serial communication mode receive described 3rd pressure signal.
Described GPRS module is used for setting up wireless network with described DTU 24 and is connected; Or set up wireless network with described mobile monitor center to be connected;
Here, when needing to be configured by the parameter of fixing Surveillance center to described terminal, described fixing Surveillance center sets up GPRS wireless network by described GPRS module with described DTU and is connected, described fixing Surveillance center enters the configuration interface of described terminal parameter by described GPRS network, carry out Remote configuration to the parameter of described terminal.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention, and all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a data remote transmission system, is characterized in that, described system comprises:
Pressure acquisition unit, described pressure acquisition unit is for gathering and changing the first pressure signal of described pipeline;
Terminal, described terminal is used for carrying out analog-to-digital conversion process to described first pressure signal, obtains the second pressure signal; Sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Package, encryption are carried out to described 3rd pressure signal; By wireless network, described 3rd pressure signal is sent to mobile monitor center;
Mobile monitor center, described 3rd pressure signal received stores by described mobile monitor center, by described 3rd pressure signal of the first display screen display, and described 3rd pressure signal is sent to fixing Surveillance center;
Fixing Surveillance center, the 3rd pressure signal that described fixing Surveillance center is used for described mobile monitor center sends is stored to database, and shows described 3rd pressure signal by second display screen.
2. the system as claimed in claim 1, is characterized in that, described fixing Surveillance center also for:
Remote configuration is carried out by the parameter of wireless network to described pressure acquisition unit and described terminal; Wherein,
The parameter of described pressure acquisition unit comprises: sample frequency, pressure upper lower limit value, warning upper lower limit value;
The parameter of described terminal comprises: the sampling period of described terminal.
3. the system as claimed in claim 1, is characterized in that, described system also comprises: power supply unit; Wherein, described power supply unit is used for powering to described pressure acquisition unit, described terminal.
4. the system as claimed in claim 1, is characterized in that, described terminal comprises:
Data acquisition card, described first pressure signal for gathering described first pressure signal, and is converted to the second pressure signal by described data acquisition card;
First processor, described first processor is for receiving described second pressure signal, and the sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal;
Second processor, described second processor is used for carrying out conversion process to described 3rd pressure signal, described 3rd pressure signal is converted to corresponding force value, shows described force value by the 3rd display screen;
Data transmission unit DTU, described DTU are used for described 3rd pressure signal by wireless network transmissions extremely described mobile monitor center.
5. system as claimed in claim 4, is characterized in that, described second processor also for: described 3rd pressure signal is packaged into packet, is stored in temporary storage;
Encrypt described packet, by the described Packet Generation after described encryption to described DTU.
6. a data remote transmission method, is characterized in that, described method comprises:
Gather and change the first pressure signal of described pipeline;
Analog-to-digital conversion process is carried out to described first pressure signal, obtains the second pressure signal; Sampling period according to presetting screens described second pressure signal, obtains the 3rd pressure signal; Package, encryption are carried out to described 3rd pressure signal, sends described 3rd pressure signal by wireless network;
Described 3rd pressure signal received is stored, by described 3rd pressure signal of the first display screen display, sends described 3rd pressure signal;
The 3rd pressure signal received is stored to database, and shows described 3rd pressure signal by second display screen.
7. method as claimed in claim 6, is characterized in that, described the 3rd pressure signal received is stored to database, and after showing described 3rd pressure signal by second display screen, described method also comprises:
Remote configuration is carried out by the parameter of wireless network to the parameter of described pressure acquisition unit and pressure acquisition unit and terminal; Wherein,
The parameter of described pressure acquisition unit comprises: sample frequency, pressure upper lower limit value, warning upper lower limit value;
Described parameter comprises: the sampling period of described terminal.
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Cited By (1)
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| CN109632210A (en) * | 2018-12-21 | 2019-04-16 | 广州燃气集团有限公司 | Gas pipe pressure detection system and method |
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