CN2634736Y - Data transmission and receiving device in city natural gas pipe net detection and control system - Google Patents
Data transmission and receiving device in city natural gas pipe net detection and control system Download PDFInfo
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- CN2634736Y CN2634736Y CN 03258201 CN03258201U CN2634736Y CN 2634736 Y CN2634736 Y CN 2634736Y CN 03258201 CN03258201 CN 03258201 CN 03258201 U CN03258201 U CN 03258201U CN 2634736 Y CN2634736 Y CN 2634736Y
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Abstract
The utility model relates to a data transmitting and receiving device in a city natural gas pipe net detection and control system. The utility model is provided with an output and input interface 101 of an RTU remote controlling unit, wherein the output and input interface 101 is respectively connected with transponding controllers 201, 202, 203, 204, 205, 206. An input interface 101-1 is also connected with the 206, the 101 is also connected with a transmitting/receiving main controller 301 of public digital mobile communication. The 201, the 202, the 203, the 204, and the 205 are connected with the 301. The transponding controller 206 of the RTU receiving commands is connected with a command identifying controller 302. The transmitting/receiving main controller 301 of public digital mobile communication is connected with the command identifying controller 302. The 301 is connected with a transmitting/receiving module 401 of public digital mobile communication, and the 401 is connected with a transmitting / receiving antenna 402 of public digital mobile communication with a magnifying function. The device has the advantages of safe data transmission, and cheap construction, operation and maintenance cost. No communication station is required to be built.
Description
Technical field:
The technology that the information that belongs to the utility model transmits between input-output apparatus belongs to digital radio transfer system field.The data that relate in particular in the city natural gas pipe network Detection ﹠ Controling system send and receiving system
Explanation of nouns:
City natural gas pipe network comprises: local natural gas transmission and distribution pipe network, natural gas gas holder station, the regulating-metering station of natural gas branch pipeline and city that connects the natural gas main conduit formed.
The digital carrier of its monitor supervision platform of city natural gas pipe network is a public digital mobile communication network, and public digital mobile communication network comprises: GSM (global system for mobile communication) global system for mobile communications/GPRS (general packet radio service) GPRS and CDMA (code division multiple access) CDMA radio business.
City natural gas pipe network Detection ﹠ Controling system comprises: (1) SCADA (supervisor controland data acquisition) monitoring and data acquisition system, be called for short SCADA central station or SCADA main website.(2) remote control unit of RTU (remote terminal unit) monitoring and data acquisition system.
Said system also claims city natural gas pipe network SCADA system or city natural gas pipe network Detection ﹠ Controling system.
Background technology
Natural gas is a kind of inflammable and explosive gas, and natural gas storage and the safety requirements of carrying are very high; On the other hand, the metering of city gas and statistics are also very loaded down with trivial details; For guaranteeing that city natural gas pipe network moves safely and efficiently, effectively the monitoring means are very important.The utilization starting of China's city gas is than later, and National urban natural gas gasifying rate is less than 5%, and development space is also very big.In addition, according to investigations, domestic city natural gas transmission and distribution system is still adopting more original control mode (people is for patrolling and examining and the valve control of relying on oneself) at present, and this Passive Control mode is unfavorable for tackling burst accident and the gas phenomenon is stolen in gas leakage.This demand is also just being catered in the development of city natural gas pipe network SCADA system.
Aspect natural gas line control, all carry out relevant research both at home and abroad energetically, but all adopt at present be subjected to topography and geomorphology, urban architecture, urban transportation, wireless frequency restrictions and construction cost higher, build difficulty is big, the maintenance operation expense is high modes such as optical fiber communication, satellite communication and self-built microwave station communication port as the automated system communications, and, these modes mainly are used on the gas transmission main pipeline, also are difficult to apply in the city natural gas pipe network.In addition, also be new developing technology just in recent years at the public digital mobile communication network transmitting data, also do not apply it to city natural gas pipe network both at home and abroad and control up, report is not all arranged both at home and abroad yet.Through the scientific and technical literature update search, do not find identical therewith patent or bibliographical information both at home and abroad as yet.
Summary of the invention
The data that the utility model patent purpose provides in a kind of city natural gas pipe network Detection ﹠ Controling system send and receiving system.Be the SCADA system of city natural gas pipe network, comprise that the data of monitoring and data acquisition system send and receiving system.The transceiver communication interface and the control system of main website of SCADA control centre form the new transmission that utilizes public digital mobile communication network transmission city natural gas pipe network measurement parameter and the system of control with this.
The purpose of this utility model is achieved in that
Data in the utility model city natural gas pipe network Detection ﹠ Controling system send and receiving system, and it is characterized in that: structure is: the output of the remote control unit of RTU monitoring and data acquisition system and input interface 101 are connected the forwarding of data controller 201,202,203,204,205,206 of the makings accepting RTU and transmit, switching value, temperature, flow, pressure respectively; The remote-scale by-pass valve control unit of RTU monitoring and data acquisition system and the input interface 101-1 of switch also are connected the transmitting controller 206 that RTU takes orders; 101 also connect the public number mobile communication sends out/connects master controller 301; Forwarding of data controller 201,202,203,204,205 connects the public number mobile communication and sends out/connect master controller 301; Controller 302 is differentiated in transmitting controller 206 bind commands that RTU takes orders, and the public number mobile communication is sent out/connect master controller 301 bind commands and differentiates controller 302; The public number mobile communication is sent out/is connect master controller 301 and connects the public number mobile communication and send out/connection module 401, and the public number mobile communication sends out/and connection module 401 connects the public number mobile communication that has enlarging function and sends out/connect antenna 402;
101 is the conventional output of RTU and the input interface of monitoring point, and 101-1 is all types of D/A converter, can be 8 and 16, by-pass valve control; 201,202,203,204,205,206,301,302 is 8 all types of single-chip microcomputers, such as AT89,68
* *, AT20
*, 80
*, 87
*Or the like; 401 send out/connection module for the public number mobile communication, and 402 send out/connect Anneta module for the public number mobile communication that has enlarging function.
01,202,203,204,301,302 is 8 all types of single-chip microcomputer U, and wherein 201 P1 mouth connects 301 P1 mouth respectively; 201 P2 mouth connects 101 output and input interfaces respectively; 202 P1 mouth connects 101 output and input interfaces respectively; 202 P2 mouth connects 301 P0 mouth respectively; 203 P1 mouth connects 101 output and input interfaces respectively; 203 P2 mouth connects 301 P2 mouth respectively; 302 P2 mouth connects 204 P2 mouth respectively; 301 14,15,16,17 pin connect respectively 302 14,15,16,17 pin; Each single-chip microcomputer 40,31 pin connects power supply; 9 pin connect an end of capacitor C 3 and button and resistance R 3, and capacitor C 3 is connected power supply with the button other end; The other end of resistance R 3 connects ground wire, and 18 pin connect an end of crystal resonator X1 and capacitor C 2, and 19 pin connect an end of the crystal resonator X1 other end and capacitor C 1, and capacitor C 1 links together with capacitor C 2 other ends and is connected ground wire; Wherein 10 of 301 single-chip microcomputer U, 11 pin connect 12,11 pin of integrated circuit T9C232,, 13,14 pin external 401 of T9C232; 12,13 pin of 301 single-chip microcomputer U connect 12,11 pin of another integrated circuit T9C232, and 13,14 pin of T9C232 are external; 1, the 3 pin cross-over connection capacitor C 7 of each T9C232,4, the 5 pin cross-over connection capacitor C 6 of T9C232,6, the 15 pin cross-over connection capacitor C 5 of T9C232,16,2 pin cross-over connection capacitor C, 8,16 pin of T9C232 connect power supply, 15 pin earth connections.
The advantage that the utility model compared with prior art has is:
Data in the system of the present utility model send and receiving system, have safety of data transmission and cheap construction, operation and maintenance cost.According to absolutely accurate and requirement timely to the transmission of city natural gas pipe network node operational factor and control, the Mathematical Modeling of this patent employing data flow two-way authentication and the two-way transmission of data flow, two-way check and correction verification, by to data flow two-way authentication and the two-way transmission of data flow, two-way check and correction verification, making city natural gas pipe network measure the parameter of transmitting is to reach accurately and the reliable requirement of control.
The measurement parameter of each node and Control Parameter contain the proportional quantities of makings, temperature, flow, pressure and several switching value and valve, and every measurement of this Several Parameters and control once only need several bytes, and communication expense is low.
Description of drawings.
Fig. 1 is that the data in the city natural gas pipe network Detection ﹠ Controling system send and the receiving system module map
Fig. 2 is that data send one of circuit with receiving system
Fig. 3 is that data send and two of the circuit of receiving system
Specific embodiment
Please refer to 101 among Fig. 1 and be conventional output of RTU and input interface, 201,202,203,204,205 for accepting the forwarding of data controller of makings that RTU transmits, switching value, temperature, flow, pressure, 206 transmitting controllers that take orders for RTU, 301 send out/connect master controller for the public number mobile communication, 302 are order discriminating controller, 401 for sending out/connection module for the public number mobile communication, and 402 is that antenna is sent out/connect to the public number mobile communication that has enlarging function.
This interface gives 301 with 201,202,203,204,205 data forwarding of accepting temperature that RTU transmits, flow, pressure, simultaneously 301 serial ports is also accepted the serial data of makings that RTU transmits, switching value, temperature, flow, pressure, these two groups of data are compared, for very, 301 issue 302 for future reference, simultaneously by 401 public number mobile communication send out/connection module and 402 sends out/connects day alignment central station for the public number mobile communication that has enlarging function and send.301 also have the warning data of makings, switching value, temperature, flow, pressure, and each data are compared, and find that the warning data then initiatively send.301 also have the judgement inspection function.The order of sending for the main website of control centre, 301 issue 302,302 compare according to the order of sending and 301 data of gathering after, send to RTU101 and 101-1 (ratio adjusting valve) by 206.
101 is the conventional output of RTU and the input interface of monitoring point among Fig. 2,3, and 101-1 is all types of D/A converter, can be 8 and 16, by-pass valve control.201,202,203,204,205,206,301,302 is 8 all types of single-chip microcomputers, such as AT89,68
* *, AT20
*, 80
*, 87
*Or the like.401 send out/connection module for the public number mobile communication, and 402 send out/connect Anneta module for the public number mobile communication that has enlarging function.
Claims (3)
1, the data in the city natural gas pipe network Detection ﹠ Controling system send and receiving system, and it is characterized in that: structure is: the output of the remote control unit of RTU monitoring and data acquisition system and input interface 101 are connected the forwarding of data controller 201,202,203,204,205,206 of the makings accepting RTU and transmit, switching value, temperature, flow, pressure respectively; The remote-scale by-pass valve control unit of RTU monitoring and data acquisition system and the input interface 101-1 of switch also are connected the transmitting controller 206 that RTU takes orders; 101 also connect the public number mobile communication sends out/connects master controller 301; Forwarding of data controller 201,202,203,204,205 connects the public number mobile communication and sends out/connect master controller 301; Controller 302 is differentiated in transmitting controller 206 bind commands that RTU takes orders, and the public number mobile communication is sent out/connect master controller 301 bind commands and differentiates controller 302; The public number mobile communication is sent out/is connect master controller 301 and connects the public number mobile communication and send out/connection module 401, and the public number mobile communication sends out/and connection module 401 connects the public number mobile communication that has enlarging function and sends out/connect antenna 402.
2, send and receiving system according to the data in the described city natural gas pipe network Detection ﹠ Controling of claim 1 system, it is characterized in that: 101 are conventional output of the RTU of monitoring point and input interface, 101-1 is all types of D/A converter, can be 8 and 16, by-pass valve control; 201,202,203,204,205,206,301,302 is 8 all types of single-chip microcomputers, such as AT89,68
* *, AT20
*, 80
*, 87
*Or the like; 401 send out/connection module for the public number mobile communication, and 402 send out/connect Anneta module for the public number mobile communication that has enlarging function.
3, the data in the city natural gas pipe network Detection ﹠ Controling according to claim 2 system send and receiving system, it is characterized in that: 201,202,203,204,301,302 are 8 all types of single-chip microcomputer U, and wherein 201 P1 mouth connects 301 P1 mouth respectively; 201 P2 mouth connects 101 output and input interfaces respectively; 202 P1 mouth connects 101 output and input interfaces respectively; 202 P2 mouth connects 301 P0 mouth respectively; 203 P1 mouth connects 101 output and input interfaces respectively; 203 P2 mouth connects 301 P2 mouth respectively; 302 P2 mouth connects 204 P2 mouth respectively; 301 14,15,16,17 pin connect respectively 302 14,15,16,17 pin; Each single-chip microcomputer 40,31 pin connects power supply; 9 pin connect an end of capacitor C 3 and button and resistance R 3, and capacitor C 3 is connected power supply with the button other end; The other end of resistance R 3 connects ground wire, and 18 pin connect an end of crystal resonator X1 and capacitor C 2, and 19 pin connect an end of the crystal resonator X1 other end and capacitor C 1, and capacitor C 1 links together with capacitor C 2 other ends and is connected ground wire; Wherein 10 of 301 single-chip microcomputer U, 11 pin connect 12,11 pin of integrated circuit T9C232,, 13,14 pin external 401 of T9C232; 12,13 pin of 301 single-chip microcomputer U connect 12,11 pin of another integrated circuit T9C232, and 13,14 pin of T9C232 are external; 1, the 3 pin cross-over connection capacitor C 7 of each T9C232,4, the 5 pin cross-over connection capacitor C 6 of T9C232,6, the 15 pin cross-over connection capacitor C 5 of T9C232,16,2 pin cross-over connection capacitor C, 8,16 pin of T9C232 connect power supply, 15 pin earth connections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03258201 CN2634736Y (en) | 2003-08-05 | 2003-08-05 | Data transmission and receiving device in city natural gas pipe net detection and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03258201 CN2634736Y (en) | 2003-08-05 | 2003-08-05 | Data transmission and receiving device in city natural gas pipe net detection and control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2634736Y true CN2634736Y (en) | 2004-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03258201 Expired - Fee Related CN2634736Y (en) | 2003-08-05 | 2003-08-05 | Data transmission and receiving device in city natural gas pipe net detection and control system |
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| CN (1) | CN2634736Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104133446A (en) * | 2014-07-29 | 2014-11-05 | 成都国光电子仪表有限责任公司 | Natural gas station monitoring device |
-
2003
- 2003-08-05 CN CN 03258201 patent/CN2634736Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104133446A (en) * | 2014-07-29 | 2014-11-05 | 成都国光电子仪表有限责任公司 | Natural gas station monitoring device |
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| CF01 | Termination of patent right due to non-payment of annual fee |