CN1328313A - Antitheft alarm system and method for oil or gas delivering pipeline - Google Patents
Antitheft alarm system and method for oil or gas delivering pipeline Download PDFInfo
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- CN1328313A CN1328313A CN 01120311 CN01120311A CN1328313A CN 1328313 A CN1328313 A CN 1328313A CN 01120311 CN01120311 CN 01120311 CN 01120311 A CN01120311 A CN 01120311A CN 1328313 A CN1328313 A CN 1328313A
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Abstract
An antitheft alarm system for the oil or gas delivery pipeline is composed of a central station and several terminal stations. Said central station consists of display screen, computer, sound-light alarm, interface, radio data transmission module, printer, UPS, and stabilized DC power supply. Said terminal station is composed of audio sensor, amplifier, signal processor, A/D converter, single-chip computer, interface, radio data transmission module, solar battery, etc. It can sense the theft in time to generate audio-video alarm signals, preventing pipeline from being damaged.
Description
Technical field
The present invention relates to a kind of guard against theft and alarm system of oil and gas pipeline, more precisely relate to a kind ofly oil gas field and refinery ordinary production, oil gas are transported normally carry out, near the peaceful and comfortable life of resident safety precautions.
Background technology
Oil and gas pipeline is the lifeblood of the development of the national economy.Yet some oil and gas pipeline in recent years, by some lawless persons destroy scarredly, startling, cause serious harm for pipeline transportation safety, bring about great losses for national wealth and people's lives.Mention in " oil and gas pipeline is in " groan " " literary composition of People's Daily's report in 19 days June calendar year 2001, certain oil pipeline and storage company " 2600 kilometers of pipeline total lengths; since 1993 find the first drilling hole of oil stolen case, found more than 1100 of drilling hole of oil stolen case altogether, be ascendant trend year by year.XX line XX section is one of lawless person's drilling hole of oil stolen " severely afflicated area ", only 5 stolen holes is arranged unexpectedly, the stolen that is perforated overnight sometimes five or six times on 1 meter the pipeline at one section ".The destructive pilferage of lawless person, oil and gas pipeline is seriously damaged, crude oil, rock gas leak in a large number, pollute the good farmland, the explosion accident of catching fire may take place at any time, if stopping transportation repairing overlong time reduces crude oil temperature and causes " coagulating pipe " accident, the whole piece pipeline will be ruined, and manufacturing enterprise is at a standstill.
Therefore, an automatic alarm system is urgently wished to have in each oil field, in the pilferage activity begins and carries out, can in time send warning message automatically, makes guard and leader at different levels can take to take precautions against and the strike measure in good time.
Realize that the oil and gas pipeline burglar alarm can have multiple scheme, as monitoring pressure, monitoring flow etc. can be realized.But these methods all belong to passive type, stolen just know, and the warning accuracy are very low, and the cost height is difficult to realize.It is the Perfected process of expecting easily that aerial or ground videotapes monitoring, but costly, also is difficult to adopt.
In view of the pilferage activity will inevitably produce the sound, therefore can utilize sound intercepting method monitoring pilferage activity.
Summary of the invention
Task of the present invention provides a kind of warning accuracy height, the wrong report rate of failing to report is low, cost is low, the oil and gas pipeline guard against theft and alarm system that is easy to realize, destruction can will be stolen by discovery oil and gas pipeline promptly and accurately by this system when pilferage is not accomplished, and send sound and light alarm, the guard can in time be taken measures, prevent the destroyed and oil gas loss of pipeline, avoid the generation of major accidents such as stopping production because pipeline is destroyed.
Task of the present invention can realize by following scheme:
A kind of oil and gas pipeline guard against theft and alarm system is made of a central master station and some terminal substations, wherein:
Central master station comprises:
The main website supervisor is used to control total system work;
Data receiving-transmitting system, it links to each other with the main website supervisor, is used for realizing communicating by letter with the terminal substation,
The terminal substation comprises:
Pickup system is used to pick up the sound that the pilferage activity is sent, and it is transformed to electric signal;
Amplifier system, its input connects the output of described pickup system, is used for the sound signal of sonic transducer output is carried out outputing to the A/D transducer after filtering, the amplification;
The A/D transducer, its input connects the output of described amplifier system, is used to carry out analog to digital conversion;
Intelligent management system, its input connects the output of A/D transducer, is used to control the substation system works;
Data receiving-transmitting system, it links to each other with intelligent management system, is used for realizing communicating by letter with central master station;
Power-supply system is for each element circuit of substation provides power supply.
Described main website supervisor comprises:
Computing machine is used to control total system work;
Display screen is connected with computing machine, be used to show in the monitoring range the oil and gas pipeline planimetric map and each minute station location;
Audible-visual annunciator is connected with described computing machine, is used to send alerting signal;
Printer is connected with described computing machine, is used for output data;
Interface circuit, an end is connected with described computing machine, as the interface between described computing machine and main website wireless data transmission module;
D.C. regulated power supply is the wireless data transmission module power supply of described main website;
Uninterrupted power source is described computing machine, printer, D.C. regulated power supply power supply;
Described main website data receiving-transmitting system is the wireless data transmission module that antenna is housed, and it links to each other with the end in addition of described interface circuit,
Described pickup system is a sonic transducer;
Described amplifier system comprises:
Signal amplifier, its input connects the output of described sonic transducer, is used for the voice emplifying signal;
Signal conditioner, its input connects the output of described signal amplifier, and signal is carried out rectification, filtering, amplitude adjustment;
Described intelligent management system comprises:
Single-chip microcomputer, its data input pin links to each other with the output of described A/D transducer, is used to control the substation system works;
Interface circuit, an end links to each other with described single-chip microcomputer, as the interface between described single-chip microcomputer and substation wireless data transmission module;
Described substation data receiving-transmitting system is for connecting the substation wireless data transmission module of antenna-feedback system, and it links to each other with the end in addition of described interface circuit;
Described power-supply system comprises:
Solar cell is charge in batteries;
Accumulator is the power converting circuit power supply;
Charge-discharge protection circuit is connected with described accumulator, is used to protect accumulator not overcharge and overdischarge;
Power converting circuit is for each element circuit of substation provides power supply;
Power on-off control circuit, its input connects the output of described single-chip microcomputer, and its output connects described substation wireless data transmission module, is used for opening and closing according to the instruction of single-chip microcomputer the power supply of substation wireless data transmission module.
Adopt following alarm method in this system:
1) central master station is carried out " patrolling and examining " or " sampling observation " successively to the duty of a plurality of substations, and handles, shows, reports a substation ruuning situation in real time;
2) 24 hours running state parameters of each substation in the central master station continuous recording native system, and in time make corresponding processing;
3) central master station alert data that each substation is sent carries out analysis and judgement at any time, promptly and accurately send warning message, and monitor whole warning processing procedure;
4) each minute stands in the situation operation continuously in following 24 hours of no civil power, unattended duty, gathers, handles, writes down, sends various field datas to main website.
The present invention has the following advantages:
System adopts the sound intercept the pilferage activity, and the warning system of owner's dynamic formula can be found the pilferage activity when not accomplished stealing, thereby avoids the heavy losses that may cause;
System adopts wireless digital transmission channel data, and speed piece, cost are low, be easy to realize that the old and new's pipeline all can use, and safe and reliable, the warning accuracy is high, wrong report, rate of failing to report are very low;
System is by solar cell for supplying power, by battery stores electricity energy, in the solar cell back (as successive cloudy days etc.) that quits work, can work on more than 10 days, and suitable system does not have the truth of civil power place work in the open air;
In a word, system has outstanding features such as the open-air long-term stability of using, high sensitivity, anti-destructive.
Description of drawings
Fig. 1 is the block diagram of system;
Fig. 2 is the main website structured flowchart;
Fig. 3 is the substation structured flowchart;
Fig. 4 is the substation scheme of installation.
Embodiment
Oil and gas pipeline guard against theft and alarm system of the present invention is made of a central master station and several terminal substations.Wherein:
See also Fig. 1: central master station comprises: main website supervisor 1 is used to control total system work; Data receiving-transmitting system 2, it links to each other with the main website supervisor, is used for realizing communicating by letter with the terminal substation.Each terminal substation comprises: pickup system 3, be used to pick up the sound that the pilferage activity is sent, and it is transformed to electric signal; Amplifier system 4, its input connects the output of pickup system 3, is used for the sound signal of sonic transducer output is carried out outputing to the A/D transducer after filtering, the amplification; A/D transducer 5, its input connects the output of amplifier system 4, is used to carry out analog to digital conversion; Intelligent management system 6, its input connects the output of A/D transducer 5, is used to control the substation system works; Data receiving-transmitting system 7, it links to each other with intelligent management system 6, is used for realizing communicating by letter with central master station; Power-supply system 8 is for each element circuit of substation provides power supply.
See also Fig. 2: described main website supervisor 1 comprises: computing machine 102 is used to control total system work; Display screen 101 is connected with computing machine 102, is used to show the oil and gas pipeline planimetric map in the monitoring range; Audible-visual annunciator 103 is connected with computing machine 102, is used to send alerting signal; Printer 106 is connected with computing machine 102, is used for output data; Interface circuit 104, the one end is connected with computing machine 102, as the interface of 105 of computing machine 102 and main website wireless data transmission modules; D.C. regulated power supply 108 is 105 power supplies of main website wireless data transmission module; Uninterrupted power source 107 is computing machine 102, printer 106, D.C. regulated power supply 108 power supplies; Described main website data receiving-transmitting system 2 is for being equipped with the wireless data transmission module 105 of antenna, and it links to each other with the end in addition of interface circuit 104.
See also Fig. 3: described pickup system 3 is made of sonic transducer 201; Described amplifier system 4 comprises: signal amplifier 202, and its input connects the output of sonic transducer 201, is used for the voice emplifying signal; Signal conditioner 203, its input connects the output of signal amplifier 202, is used for signal is carried out rectification, filtering, amplitude adjustment; Described A/D transducer 5 is made of A/D transducer 204; Described intelligent management system 6 comprises: single-chip microcomputer 205, and its data input pin links to each other with the output of A/D transducer 204, is used to control the substation system works; Interface circuit 206, the one end links to each other with single-chip microcomputer 205, as the interface of 207 of single-chip microcomputer 205 and substation wireless data transmission modules; Described substation data receiving-transmitting system 7 is for connecting the substation wireless data transmission module 207 of antenna-feedback system, and it links to each other with the end in addition of interface circuit 206; Described power-supply system 8 comprises: solar cell 209 is accumulator 211 chargings; Accumulator 211 is power converting circuit 210 power supplies; Charge-discharge protection circuit 212 is connected with accumulator 211, is used to protect accumulator not overcharge and overdischarge; Power converting circuit 210 is for each element circuit of substation provides power supply; Power on-off control circuit 213, its input connects the output of single-chip microcomputer 205, and its output connects substation wireless data transmission module 207, is used for opening and closing according to the instruction of single-chip microcomputer 205 power supply of substation wireless data transmission module 207.
Main website is installed in the duty room, and substation is installed in antitheft scene (so-called telemetry station).Communication between main website and the substation is wireless data transmission module and omnidirectional's whip antenna.
See also Fig. 4: sonic transducer 201 is installed on the outer wall of oil and gas pipeline 217; Small signal amplifier, signal conditioner, A/D transducer, single-chip microcomputer, interface circuit, wireless data transmission module, power converting circuit, charge-discharge protection circuit, power switch control all be contained in imbed in the sealable tank 214 underground; Accumulator another sealable tank of packing into is imbedded underground; Solar cell 209 and antenna-feedback system 208 are contained on the concrete wire pole 215, and lead cable is by introducing respectively in the electric pole 215 in two sealable tanks, and 216 is lightning arrester.
Oil and gas pipeline guard against theft and alarm system of the present invention is that latticed form is the host-guest architecture mode with frequency wireless telemetering, telechirics, and a central station can be managed 60 substations (about 120 kilometers long pipelines).Substation is arranged on the monitoring point of oil/gas pipe line, by the small signal amplifier that is contained in the sonic transducer on the pipeline and is attached thereto, signal conditioner, A/D transducer and other equipment, continuously (comprise and dig soil when stealing stealing the on-the-spot voice signal, the cleaning pipe surface, son is installed, welding, the sound of punching etc., destroy the sound and the neighbourhood noise of sub-station equipment) become digital signal and pass to single-chip microcomputer, the voltage signal of solar cell and accumulator also becomes digital signal by the A/D transducer and passes to single-chip microcomputer, single-chip microcomputer carries out preliminary analyzing and processing storage to these signals, remove neighbourhood noise, judge to have or not pilferage activity and the ruined information of equipment.If any then in alarm cycle, the data of storage are sent to main website by interface circuit, wireless data transmission module and antenna-feedback system.After data are received by main website, through further analyzing and processing, inquire about adjacent substation in case of necessity, whether decision issues alerting signal to the person on duty; To check also that simultaneously each substation comprises whether single-chip microcomputer, pickup system, power-supply system and data receiving-transmitting system work is normal.Following formula work is pressed by this system:
1) central master station is carried out " patrolling and examining " or " sampling observation " successively to the duty of a plurality of substations, and handles, shows, reports a substation ruuning situation in real time;
2) 24 hours running state parameters of each substation in the central master station continuous recording native system, and in time make corresponding processing;
3) central master station alert data that each substation is sent carries out analysis and judgement at any time, promptly and accurately send warning message, and monitor whole warning processing procedure;
4) each minute stands in the situation operation continuously in following 24 hours of no civil power, unattended duty, gathers, handles, writes down, sends various field datas to main website.
Main website regularly carries out " patrolling and examining " or " sampling observation " to each substation except that the main website wireless data transmission module is monitored.
So-called " patrolling and examining " is to call out a substation station number successively per 2 seconds by main website, and every calling once just turns back to accepting state immediately.Each substation can both receive call signal in the native system, just in each substation all arranged two cycles: one is " warning " cycle, time is two minutes, regularly open the power supply of wireless data transmission module, wait for when main website is called out, send warning message, after the main website approval to main website, promptly close the power supply of wireless data transmission module, wait for next cycle; Another is " patrolling and examining " cycle, and the time is from 2 minutes to 30 minutes, by the main website setting.Time is up when not having alerting signal, to have only " patrolling and examining " cycle, and substation is just opened the power supply of wireless data transmission module, waits for the calling of main website, sends the safety inspection data to main website.When main website is called out, have only the substation identical to make a response with calling out station number.Call out " 1 " number substation as main website, if the power supply of " 1 " number substation wireless data transmission module is opened, after " 1 " number substation is received call signal, through handling, see that main website wants data, still revises parameter, if want data, " 1 " number substation just with the gather data of also having stored, sends together with station number; If the modification parameter, then revise the controlled variable of oneself by the main website requirement.No matter send out data and still revise parameter, all will have confirmation signal to return.
If have which substation not answer, will carry out what is called " sampling observation "." sampling observation " is that it is continued to call out 10 minutes, do not answer if also, and later per 30 minutes to its calling once, till normal response.
Two cycles are arranged in the substation, promptly " patrol and examine " cycle and " warning " cycle, the cycle of " patrolling and examining " is set by main website, and " warning " cycle was fixed as 2 minutes, if any alerting signal, divide and stand in two minutes, open the power supply of wireless data transmission module, wait for when main website is called out and send warning message, after the main website approval to main website, promptly close the power supply of wireless data transmission module, wait for next cycle.
For saving power supply, substation wireless data transmission module power supply is closed at ordinary times, under Single-chip Controlling, regularly opens the wireless data transmission module power supply, waits for the main website calling, and maximum wait time is 2 minutes.Main website is called out once per two seconds, can call out 60 times within two minutes, so the native system main website can manage 60 substations at most.
The core of central master station is a computing machine, after main website brings into operation, just carries out work in " patrolling and examining " or " sampling observation " mode, call out a substation per two seconds, and, carry out the analyzing and processing storage with the data that each substation is beamed back, the form with the acousto-optic picture shows again.Its major function is as follows:
Basic picture: the oil and gas pipeline planimetric map in the native system monitoring range, mark the position of each substation and main website, when scope was big, also pageable showed.
System controls: manage the work of whole guard against theft and alarm system, be responsible for making regular check on the work of each substation, set or revise substation and " patrol and examine " cycle, power management function, issue and releasing alerting signal, demonstration or printing reports etc.
System self-test: receive the data that each substation is beamed back, check that each substation comprises whether single-chip microcomputer, pickup system, power-supply system and data receiving-transmitting system work is normal.
Power management: the power supply of substation is managed by single-chip microcomputer.Main website receives the report for police service after the information, also can forbid in acknowledgement command that substation closes the power supply of wireless data transmission module, so that this substation alarm condition of continuous-query or satisfy other function needs.But, must in time recover the power management function of single-chip microcomputer after this (at least earlier than all clear time).
Alarm decision: after receiving the alerting signal of substation, carry out essential analysis and judge, will further inquire about each relevant substation in case of necessity, confirm as the pilferage activity after, promptly issue alerting signal.
Alarm procedure monitors: behind the issue warning message, this substation of timer command is beamed back data, it is monitored, until all clear.
Type of alarm: picture sound and light alarm.Picture display alarm point position and brief description are revealed red flashing index.Loudspeaker send the sound.
Report to the police and handle: the operator on duty can stop acoustic alarm after confirming to report to the police as requested, but picture shows continuation, removes and reports to the police, and picture also no longer shows.
The inquiry of historical data: main website can store the data in 1 year.Can inquire about one day, week, month data.
Report capability: printable diurnal monthly magazine.
Substation critical piece performance index are as follows:
1. sonic transducer-operating voltage: 6VDC/ working current: 0.2mA/ frequency span: 80Hz～15Khz/ environmental baseline :-40 ℃～80 ℃, protection against the tide.
2. wireless data transmission module-data mode: binary pulse signal/wireless transmission baud rate: 1200bps/ working frequency range: 227.000MHz-233.400Mhz/ channel spacing: 25Khz/ frequency tolerance: ± 5ppm/ antenna impedance: 50 Ω/working power: 12V2A/ standby current: about 70mA/ transmitter current: 1.3A.
3. omnidirectional's whip antenna-centre frequency: 227Mhz/ bandwidth: ± 10Mhz/ gain: 5db/ impedance: 50 Ω/voltage standing wave ratio (VSWR) :≤1.5.
4. power-supply system-voltage kind: 12V2A, 6V1mA, 5V40mA/ working time: 12V2A discontinuous operation, 6V1mA, 5V40mA continuous working/supply unit: to charge in batteries, accumulator is the power supply of substation system by solar cell.Under solar cell can not electric power thus supplied, accumulator also can be kept power supply more than 10 days.
In addition, pipeline cathodic protection potential, line temperature, ground temperature, discharge pressure etc. are measured, as long as in native system, increase corresponding survey sensor and amplifying circuit as expanding.So, just, can constitute a complete multiparameter and detect net.
Claims (10)
1. an oil and gas pipeline guard against theft and alarm system is characterized in that it is made of a central master station and some terminal substations, wherein:
Central master station comprises:
The main website supervisor is used to control total system work;
Data receiving-transmitting system, it links to each other with the main website supervisor, is used for realizing communicating by letter with the terminal substation,
The terminal substation comprises:
Pickup system is used to pick up the sound that the pilferage activity is sent, and it is transformed to electric signal;
Amplifier system, its input connects the output of described pickup system, is used for the sound signal of sonic transducer output is carried out outputing to the A/D transducer after filtering, the amplification;
The A/D transducer, its input connects the output of described amplifier system, is used to carry out analog to digital conversion;
Intelligent management system, its input connects the output of A/D transducer, is used to control the substation system works;
Data receiving-transmitting system, it links to each other with intelligent management system, is used for realizing communicating by letter with central master station;
Power-supply system is for each element circuit of substation provides power supply.
2. oil and gas pipeline guard against theft and alarm system according to claim 1 is characterized in that:
Described main website supervisor comprises:
Computing machine is used to control total system work;
Display screen is connected with described computing machine, be used to show in the monitoring range the oil and gas pipeline planimetric map and each minute station location;
Audible-visual annunciator is connected with described computing machine, is used to send alerting signal;
Printer is connected with described computing machine, is used for output data;
Interface circuit, an end is connected with described computing machine, as the interface between described computing machine and main website wireless data transmission module;
D.C. regulated power supply is the wireless data transmission module power supply of described main website;
Uninterrupted power source is described computing machine, printer, D.C. regulated power supply power supply;
Described main website data receiving-transmitting system is the wireless data transmission module that antenna is housed, and it links to each other with the end in addition of described interface circuit,
Described pickup system is a sonic transducer;
Described amplifier system comprises:
Signal amplifier, its input connects the output of described sonic transducer, is used for the voice emplifying signal;
Signal conditioner, its input connects the output of described signal amplifier, and signal is carried out rectification, filtering, amplitude adjustment;
Described intelligent management system comprises:
Single-chip microcomputer, its data input pin links to each other with the output of described A/D transducer, is used to control the substation system works;
Interface circuit, an end links to each other with described single-chip microcomputer, as the interface between described single-chip microcomputer and substation wireless data transmission module;
Described substation data receiving-transmitting system is for connecting the substation wireless data transmission module of antenna-feedback system, and it links to each other with the end in addition of described interface circuit;
Described power-supply system comprises:
Solar cell is charge in batteries;
Accumulator is the power converting circuit power supply;
Charge-discharge protection circuit is connected with described accumulator, is used to protect accumulator not overcharge and overdischarge;
Power converting circuit is for each element circuit of substation provides power supply;
Power on-off control circuit, its input connects the output of described single-chip microcomputer, and its output connects described substation wireless data transmission module, is used for opening and closing according to the instruction of single-chip microcomputer the power supply of substation wireless data transmission module.
3. oil and gas pipeline guard against theft and alarm system according to claim 2, it is characterized in that the output of the output of described solar cell and accumulator also connects the input of described A/D transducer, make described monolithic function gather the output signal of solar cell and the output signal of accumulator.
4. oil and gas pipeline guard against theft and alarm system according to claim 2 is characterized in that described sonic transducer is contained on the outer wall of oil and gas pipeline, and pipeline is clashed into to pick up, pipeline buries the regolith and digs plane, the ruined various sound of sub-station equipment.
5. oil and gas pipeline guard against theft and alarm system according to claim 2, the power supply that it is characterized in that described substation wireless data transmission module is closed at ordinary times by described Single-chip Controlling, and the transmission cycle has arrived just opening power.
6. oil and gas pipeline guard against theft and alarm system according to claim 2; it is characterized in that signal amplifier in the described substation, signal conditioner, A/D transducer, single-chip microcomputer, interface circuit, wireless data transmission module, power converting circuit, charge-discharge protection circuit, power switch control all are contained in imbeds undergroundly in the sealable tank, accumulator another sealable tank of packing into is imbedded underground.
7. oil and gas pipeline guard against theft and alarm system according to claim 2 is characterized in that the communication between described main website and the substation is wireless data transmission module and omnidirectional's whip antenna.
8. the alarm method of the described oil and gas pipeline guard against theft and alarm system of claim 1 is characterized in that by following formula work:
1) central master station is carried out " patrolling and examining " or " sampling observation " successively to the duty of a plurality of substations, and handles, shows, reports a substation ruuning situation in real time;
2) 24 hours running state parameters of each substation in the central master station continuous recording native system, and in time make corresponding processing;
3) central master station alert data that each substation is sent carries out analysis and judgement at any time, promptly and accurately send warning message, and monitor whole warning processing procedure;
4) each minute stands in the situation operation continuously in following 24 hours of no civil power, unattended duty, gathers, handles, writes down, sends various field datas to main website.
9. alarm method according to claim 8 is characterized in that:
Described " patrolling and examining " is to adopt the master-slave response mode by main website, and per 2 seconds are the station number of interior each substation of calling system successively, and every calling once just turns back to accepting state immediately, and " patrolling and examining " cycle is from 2 minutes to 30 minutes, by the main website setting;
For saving power supply, the power supply of substation wireless data transmission module is closed at ordinary times, and time is up to have only " patrolling and examining ", substation is just opened the power supply of wireless data transmission module, waits for when main website is called out sending data to main website, when main website is called out, have only the substation identical to make a response with calling out station number, after substation is received call signal,, see that main website wants data through handling, still revise parameter, if want data, just, send together with station number with the data of storage; If no matter the modification parameter then by the controlled variable of main website requirement modification oneself, is sent out data and still revised parameter, all to have confirmation signal to return:
If there is which substation not answer, main website will carry out " sampling observation ", and " sampling observation " is that this substation is continued to call out 10 minutes, if also do not have answer, just per later on 30 minutes to its calling once, till normal response.
10. alarm method according to claim 8, it is characterized in that two cycles are arranged in the described substation, promptly " patrol and examine " cycle and " warning " cycle, " patrolling and examining " cycle is set by main website, " warning " cycle was fixed as 2 minutes, if any alerting signal, divide to stand in two minutes, open the power supply of wireless data transmission module, wait for when main website is called out and send warning message to main website, after the main website approval, promptly close the power supply of wireless data transmission module, wait for next cycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01120311 CN1114178C (en) | 2001-07-18 | 2001-07-18 | Antitheft alarm system and method for oil or gas delivering pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01120311 CN1114178C (en) | 2001-07-18 | 2001-07-18 | Antitheft alarm system and method for oil or gas delivering pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1328313A true CN1328313A (en) | 2001-12-26 |
| CN1114178C CN1114178C (en) | 2003-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01120311 Expired - Lifetime CN1114178C (en) | 2001-07-18 | 2001-07-18 | Antitheft alarm system and method for oil or gas delivering pipeline |
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| Country | Link |
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| CN (1) | CN1114178C (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100416157C (en) * | 2006-08-17 | 2008-09-03 | 黄盛富 | Antitheft monitoring device of oil gas transfer pipe line |
| CN101388810B (en) * | 2007-09-11 | 2010-12-29 | 上海电机学院 | Micro radio centralized and decentralized system and transmission method thereof |
| CN101349382B (en) * | 2008-08-19 | 2012-10-17 | 北方工业大学 | Anti-theft early warning method and system for pipeline transportation |
| CN102748011A (en) * | 2012-07-05 | 2012-10-24 | 北京众博达石油科技有限公司 | Audio monitoring terminal and audio processing method applied to industrial monitoring equipment |
| CN102932961A (en) * | 2007-04-13 | 2013-02-13 | Hart通信基金会 | Suspending transmissions in a wireless network |
| CN102938187A (en) * | 2012-12-06 | 2013-02-20 | 胡成华 | Public security event monitoring system |
| CN104469317A (en) * | 2014-12-18 | 2015-03-25 | 天津市亚安科技股份有限公司 | Video monitoring system for pipeline safety early warning |
| CN104913205A (en) * | 2015-05-26 | 2015-09-16 | 成都高普石油工程技术有限公司 | Oil pipeline antitheft monitoring system |
| CN105676739A (en) * | 2007-05-25 | 2016-06-15 | 库珀·克劳斯-海因兹有限责任公司 | Recording Device and Method for Monitoring Device Parameters |
| CN106151884A (en) * | 2016-08-24 | 2016-11-23 | 江苏金策海创电子科技有限公司 | Buried oil and gas pipes warning monitoring system |
| CN109389801A (en) * | 2017-08-12 | 2019-02-26 | 段云涛 | A kind of infrasound rescue system and method |
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2001
- 2001-07-18 CN CN 01120311 patent/CN1114178C/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100416157C (en) * | 2006-08-17 | 2008-09-03 | 黄盛富 | Antitheft monitoring device of oil gas transfer pipe line |
| CN102932961A (en) * | 2007-04-13 | 2013-02-13 | Hart通信基金会 | Suspending transmissions in a wireless network |
| CN105676739A (en) * | 2007-05-25 | 2016-06-15 | 库珀·克劳斯-海因兹有限责任公司 | Recording Device and Method for Monitoring Device Parameters |
| CN101388810B (en) * | 2007-09-11 | 2010-12-29 | 上海电机学院 | Micro radio centralized and decentralized system and transmission method thereof |
| CN101349382B (en) * | 2008-08-19 | 2012-10-17 | 北方工业大学 | Anti-theft early warning method and system for pipeline transportation |
| CN102748011A (en) * | 2012-07-05 | 2012-10-24 | 北京众博达石油科技有限公司 | Audio monitoring terminal and audio processing method applied to industrial monitoring equipment |
| CN102748011B (en) * | 2012-07-05 | 2015-09-30 | 北京众博达石油科技有限公司 | A kind of Voice Surveillance terminal and audio-frequency processing method being applied to industrial monitoring equipment |
| CN102938187A (en) * | 2012-12-06 | 2013-02-20 | 胡成华 | Public security event monitoring system |
| CN104469317A (en) * | 2014-12-18 | 2015-03-25 | 天津市亚安科技股份有限公司 | Video monitoring system for pipeline safety early warning |
| CN104913205A (en) * | 2015-05-26 | 2015-09-16 | 成都高普石油工程技术有限公司 | Oil pipeline antitheft monitoring system |
| CN106151884A (en) * | 2016-08-24 | 2016-11-23 | 江苏金策海创电子科技有限公司 | Buried oil and gas pipes warning monitoring system |
| CN109389801A (en) * | 2017-08-12 | 2019-02-26 | 段云涛 | A kind of infrasound rescue system and method |
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|---|---|
| CN1114178C (en) | 2003-07-09 |
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