CN102184671A - Gas pipeline seismic safety control demonstration system - Google Patents
Gas pipeline seismic safety control demonstration system Download PDFInfo
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- CN102184671A CN102184671A CN201110098211XA CN201110098211A CN102184671A CN 102184671 A CN102184671 A CN 102184671A CN 201110098211X A CN201110098211X A CN 201110098211XA CN 201110098211 A CN201110098211 A CN 201110098211A CN 102184671 A CN102184671 A CN 102184671A
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Abstract
The invention relates to a gas pipeline seismic safety control demonstration system, which comprises a seismic wave generating unit, a gas pipeline seismic safety control demonstration sand table unit and a valve information acquisition alarm unit, wherein the seismic wave generating unit consists of a seismic wave signal generator, a servo controller and a vibrating table; a seismic detector and a seismic valve are arranged on the vibrating table; the seismic valve is positioned in an open state ordinarily, when vibration reaches a preset acceleration value or seismic intensity, the action of the seismic valve is closed, and gas flow is cut off; the valve information acquisition alarm unit is used for monitoring the state of the seismic valve and seismic wave information acting on the seismic valve in real time and transmitting an alarm signal through communication equipment when the seismic valve is closed; and the gas pipeline seismic safety control demonstration sand table unit is used for simulating urban gas pipelines and intuitively and dynamically displaying open or closed state of the seismic valve through acousto-optic and electric means. The system has a compact structure and a reasonable design, and demonstrates a seismic safety control mechanism and a seismic safety control effect of a gas pipeline.
Description
Technical field
The present invention relates to a kind of demo system, especially a kind of earthquake emergency action that is used for oil transportation, gas pipe line is to realize the gas pipeline seismic safety control demo system of pipeline seismic safety control.
Background technology
Earthquake is a kind of serious disaster, and the loss that seismic secondary disaster causes may be also bigger than the direct loss that earthquake itself causes, and as shaking doughtily gas pipeline is destroyed, and causes gas leakage to cause fire disaster and great life and property loss.Therefore use gas pipeline earthquake emergency disposal technology, realize that the seismic safety control of gas pipeline has important practical significance.At present, for the seismic safety control of oil transportation, the gas pipe line solenoid valves that use, the control of this solenoid valve needs alternating current or direct current, and power consumption is bigger more, and when shaking doughtily, general electrical network paralysis can't be controlled.The U.S. has fully mechanical coal gas seismic valve, and at earthquake-prone region this valve has been installed, but costs an arm and a leg, and can't popularize at China's earthquake-prone region.Japan is that the drive motor cuts out valve of gas pipeline after detecting seismic signal with a kind of earthquake perceptron.China has been developed into fully mechanical gas pipeline automatic-closing valve at present, but still lacks the complete gas pipeline seismic safety of cover control demo system, with the seismic safety control mechanism that is used for gas pipeline and the demonstration of effect.
Summary of the invention
The objective of the invention is to overcome the weak point that exists in the above-mentioned technology, a kind of compact conformation, reasonable in design is provided, the cheap gas pipeline seismic safety control demo system of fully mechanical earthquake valve automatic self-closing gas pipeline overall process can intuitively show earthquake the time is realized the seismic safety control mechanism of gas pipeline and the demonstration of effect.
In order to achieve the above object, the technical solution used in the present invention is: comprise the seismic event generating unit, gas pipeline seismic safety control demonstration sand table unit and valve information acquisition alarm unit, described seismic event generating unit is by the seismic signal generator, servo controller, shaking table is formed, shaking table comprises drive coil, drive link, the guiding support spring, magnetic circuit system, shaking table base and vibration table surface, guiding support spring and magnetic circuit system are arranged on the shaking table base, one end of drive link is provided with drive coil and is installed in the magnetic slit of magnetic circuit system, the other end connects vibration table surface, the seismic signal generator is connected to the drive coil of shaking table through servo controller, gas pipeline seismic safety control demonstration sand table unit is by source of the gas, pressure regulator valve, the earthquake valve, gas pipeline, bubble display unit, phonetic alarm, the fuel gas flow display lamp, the combustion gas user forms, the earthquake valve is arranged on the vibration table surface of shaking table, source of the gas flows to the combustion gas user by gas pipeline by gas pipeline again after pressure regulator valve is connected to the earthquake valve, and in pipeline, be provided with bubble display unit, on sand table, also be provided with phonetic alarm and fuel gas flow display lamp, valve information acquisition alarm unit is by seismoreceiver, data acquisition unit, the analyzing stored controller, mobile module, mobile communication network, short message receiving terminal, the WCDMA3G wireless network card, the Internet public network, control center's computing machine is formed, seismoreceiver is arranged on the vibration table surface of shaking table, seismoreceiver is connected to the analyzing stored controller by data acquisition unit, the output signal of analyzing stored controller is leaded up to mobile module and is sent to short message receiving terminal through mobile communication network, the WCDMA3G wireless network card of leading up to sends to control center's computing machine through the Internet public network, and another road outputs to phonetic alarm and fuel gas flow display lamp.
Advantage of the present invention is:
Compact conformation, reasonable in design, actual displaying by real equipment, fully mechanical earthquake valve automatic self-closing gas pipeline overall process when showing earthquake by acousto-optic electric hand section vividly, realize the seismic safety control mechanism of gas pipeline and the demonstration of effect, have important application value.
Description of drawings
Fig. 1 is a principle of the invention synoptic diagram;
Fig. 2 is a seismic event generating unit structural representation;
Fig. 3 is a gas pipeline seismic safety control demonstration sand table cellular construction composition diagram;
Fig. 4 is a valve information acquisition alarm unit structure composition diagram.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail.
By Fig. 1-Fig. 4 as can be known, the present invention includes the seismic event generating unit, gas pipeline seismic safety control demonstration sand table unit and valve information acquisition alarm unit, described seismic event generating unit is by seismic signal generator 1, servo controller 2, shaking table 32 is formed, shaking table 32 comprises drive coil 3, drive link 4, guiding support spring 5, magnetic circuit system 6, shaking table base 7 and vibration table surface 8, guiding support spring 5 and magnetic circuit system 6 are arranged on the shaking table base 7, one end of drive link 4 is provided with drive coil 3 and is installed in the magnetic slit of magnetic circuit system 6, the other end connects vibration table surface 8, seismic signal generator 1 is connected to the drive coil 3 of shaking table 32 through servo controller 2, gas pipeline seismic safety control demonstration sand table unit is by source of the gas 10, pressure regulator valve 11, earthquake valve 12, gas pipeline 13, bubble display unit 14, phonetic alarm 15, fuel gas flow display lamp 16, combustion gas user 17,18,19,20,21,22,23 form, earthquake valve 12 is arranged on the vibration table surface 8 of shaking table 32, source of the gas 10 flows to combustion gas user 17 by gas pipeline 13 by gas pipeline 13 again after pressure regulator valve 11 is connected to earthquake valve 12,18,19,20,21,22,23, and in pipeline, be provided with bubble display unit 14, on sand table, also be provided with phonetic alarm 15 and fuel gas flow display lamp 16, valve information acquisition alarm unit is by seismoreceiver 9, data acquisition unit 24, analyzing stored controller 25, mobile module 26, mobile communication network 27, short message receiving terminal 28, WCDMA3G wireless network card 29, Internet public network 30, control center's computing machine 31 is formed, seismoreceiver 9 is arranged on the vibration table surface 8 of shaking table 32, seismoreceiver 9 is connected to analyzing stored controller 25 by data acquisition unit 24, the output signal of analyzing stored controller 25 is leaded up to mobile module 26 and is sent to short message receiving terminal 28 through mobile communication network 27, the WCDMA3G wireless network card 29 of leading up to sends to control center's computing machine 31 through Internet public network 30, and another road outputs to phonetic alarm 15 and fuel gas flow display lamp 16.
The analyzing stored controller 25 of described valve information acquisition alarm unit is equipped with the seismic wave waveform that monitoring of software shows that in real time shaking table 32 produces, seismic event kind that control seismic signal generator 1 sends and the number that short message receiving terminal 28 is set, after earthquake valve 12 cuts out, make the phonetic alarm 15 of demonstration sand table stop to report to the police and fuel gas flow display lamp 16 being lighted again by the reset button of clicking software.
The present invention produces seismic event at the shaking table 32 of seismic event generating unit, ground seismic wave function is in the earthquake valve 12 that is installed on the shaking table 32, the working method of the employed earthquake valve 12 of system is a fully mechanical, valve closing is not subjected to the influence of electric power supply, can set the action threshold value by earthquake valve 12, and earthquake valve 12 is in opening when flat, but combustion gas is free flow in pipeline, when earthquake acceleration (or seismic intensity) surpassed setting threshold, fuel gas flow was cut off in 12 actions of earthquake valve automatically.When needs are connected gas pipeline, only need stir the reset switch of earthquake valve 12, can recover gas supply.System monitors the state of earthquake valve 12 in real time by valve information acquisition alarm unit and acts on amplitude, the frequency information of the seismic signal of earthquake valve 12 and receive the consulting order of control center's computing machine 31, sends warning message to short message receiving terminal 28 and control center's computing machine 31 simultaneously when 12 actions (closing) of earthquake valve; Demonstrate sand table unit simulation gas pipeline by the control of gas pipeline seismic safety, and dynamically show the state (open or close) of earthquake valve 12 valves by acousto-optic electric hand section intuitively.When earthquake valve 12 was in opening, the bubble display unit 14 of demonstration sand table had that bubble overflows, phonetic alarm 15 attonitys (alarm free sound), fuel gas flow display lamp 16 are lighted; When earthquake valve 12 cut out, bubble display unit 14 bubbles of demonstration sand table stopped to overflow, phonetic alarm 15 is reported to the police (sending alarm sound), fuel gas flow display lamp 16 extinguishes.
The course of work of the present invention is described in detail in detail below:
The Control Software that at first is installed in 25 li of analyzing stored controllers sends instructions to seismic signal generator 1, seismic signal generator 1 is selected the seismic signal of appointment and is sent to servo controller 2 from built-in seismic data storehouse according to instruction, seismic signal through amplifying is sent to shaking table 32, shaking table 32 is subjected to the driving of seismic signal, and its table top produces seismic signal.
Be placed on the information that seismoreceiver 9 on the table top and earthquake valve 12 detect seismic events, when the amplitude of seismic event did not reach the seismic acceleration (or seismic intensity) of setting, earthquake valve 12 was in opening.The combustion gas that comes from source of the gas 10 and pressure regulator valve 11 is supplied to the gas pipeline seismic safety to control the combustion gas user 17,18,19,20,21,22,23 who demonstrates in the sand table unit by gas pipeline 13, have bubble to overflow in the bubble display unit 14 simultaneously, and fuel gas flow display lamp 16 is in illuminating state.Seismoreceiver 9 detected seismic signals are delivered to analyzing stored controller 25 through data acquisition unit 24, are shown in real time and analysis by Control Software then.Do not close as analysis result demonstration earthquake valve 12 valves, then do not send alarm command and do not preserve data, software then continues to gather and analyze the information of seismic signal, receives and answer the consulting instruction that control center's computing machine 31 sends by WCDMA3G wireless network card 29, Internet public network 30 simultaneously.When the vibration amplitude of shaking table 32 reaches the activation threshold value of seismic valve, earthquake valve 12 valves are closed automatically, cut-out comes from the combustion gas of source of the gas 10 and pressure regulator valve 11, stops 17,18,19,20,21,22, the 23 supply combustion gas to the combustion gas user, and the bubble in the bubble display unit 14 stops to overflow.The analysis software of valve information acquisition alarm unit changes according to the valve state that monitors, send a series of control commands, comprise that order seismic signal generator 1 stops to send seismic signal, phonetic alarm 15 sends audio alert, fuel gas flow display lamp 16 extinguishes, data acquisition unit 24 stops to gather, analyzing stored controller 25 is preserved geological data, mobile module 26 and mobile communication network 27 send warning message to short message receiving terminal 28, WCDMA3G wireless network 29 and Internet public network 30 information such as seismic intensity value when control center's computing machine 31 reports valve to cut out and cut out, as receive the 31 consulting instructions of control center's computing machine, then by WCDMA3G wireless network 29, Internet public network 30 sends this geological data that records to control center's computing machine 31.After demonstration finishes, can be by stirring earthquake valve 12 reset switches and state when clicking software reset's button and making system recovery to valve opening.Wherein, seismic signal generator 1 adopts the function that has the virtual signal generator of nonvolatile memory or have nonvolatile memory, and, set up the seismic data storehouse and select in order to Control Software with selected seismic event write non-volatile memory.Data acquisition unit 24 and analyzing stored controller 25 connect by LAN interface and transmit data, and data acquisition unit 24 and seismoreceiver 9 transmit signal by concentric cable.
Claims (2)
1. a gas pipeline seismic safety is controlled demo system, comprise the seismic event generating unit, gas pipeline seismic safety control demonstration sand table unit and valve information acquisition alarm unit, it is characterized in that: described seismic event generating unit is by seismic signal generator (1), servo controller (2), shaking table (32) is formed, shaking table (32) comprises drive coil (3), drive link (4), guiding support spring (5), magnetic circuit system (6), shaking table base (7) and vibration table surface (8), guiding support spring (5) and magnetic circuit system (6) are arranged on the shaking table base (7), one end of drive link (4) is provided with drive coil (3) and is installed in the magnetic slit of magnetic circuit system (6), the other end connects vibration table surface (8), seismic signal generator (1) is connected to the drive coil (3) of shaking table (32) through servo controller (2), gas pipeline seismic safety control demonstration sand table unit is by source of the gas (10), pressure regulator valve (11), earthquake valve (12), gas pipeline (13), bubble display unit (14), phonetic alarm (15), fuel gas flow display lamp (16), combustion gas user (17,18,19,20,21,22,23) form, earthquake valve (12) is arranged on the vibration table surface (8) of shaking table (32), source of the gas (10) flows to combustion gas user (17 by gas pipeline (13) by gas pipeline (13) again after pressure regulator valve (11) is connected to earthquake valve (12), 18,19,20,21,22,23), and in pipeline, be provided with bubble display unit (14), on sand table, also be provided with phonetic alarm (15) and fuel gas flow display lamp (16), valve information acquisition alarm unit is by seismoreceiver (9), data acquisition unit (24), analyzing stored controller (25), mobile module (26), mobile communication network (27), short message receiving terminal (28), WCDMA3G wireless network card (29), Internet public network (30), control center's computing machine (31) is formed, seismoreceiver (9) is arranged on the vibration table surface (8) of shaking table (32), seismoreceiver (9) is connected to analyzing stored controller (25) by data acquisition unit (24), the output signal of analyzing stored controller (25) is leaded up to mobile module (26) and is sent to short message receiving terminal (28) through mobile communication network (27), the WCDMA3G wireless network card (29) of leading up to sends to control center's computing machine (31) through Internet public network (30), and another road outputs to phonetic alarm (15) and fuel gas flow display lamp (16).
2. a kind of gas pipeline seismic safety control demo system according to claim 1, it is characterized in that: the analyzing stored controller (25) of described valve information acquisition alarm unit is equipped with the seismic wave waveform that monitoring of software shows that in real time shaking table (32) produces, seismic event kind that control seismic signal generator (1) sends and the number that short message receiving terminal (28) are set, after earthquake valve (12) cuts out, make the phonetic alarm (15) of demonstration sand table stop to report to the police and fuel gas flow display lamp (16) being lighted again by the reset button of clicking software.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110098211XA CN102184671B (en) | 2011-04-19 | 2011-04-19 | Gas pipeline seismic safety control demonstration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110098211XA CN102184671B (en) | 2011-04-19 | 2011-04-19 | Gas pipeline seismic safety control demonstration system |
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| CN102184671A true CN102184671A (en) | 2011-09-14 |
| CN102184671B CN102184671B (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110098211XA Expired - Fee Related CN102184671B (en) | 2011-04-19 | 2011-04-19 | Gas pipeline seismic safety control demonstration system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102779453A (en) * | 2012-06-15 | 2012-11-14 | 清华大学 | Demonstration device and demonstration method for urban public security multi-disaster secondary derivation coupling simulation |
| CN106908210A (en) * | 2017-05-08 | 2017-06-30 | 哈尔滨理工大学 | A kind of nuclear power valve earthquake simulation detection means |
| CN109545061A (en) * | 2018-12-28 | 2019-03-29 | 武汉地震科学仪器研究院有限公司 | The early warning of high-speed rail earthquake monitoring and emergency disposal demo system |
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| JP2004303001A (en) * | 2003-03-31 | 2004-10-28 | Tokyo Gas Co Ltd | Earthquake disaster prevention system, cutoff valve control method for piping network, and earthquake disaster prevention and exercise method |
| CN2867017Y (en) * | 2005-10-31 | 2007-02-07 | 中国地震局工程力学研究所 | Automatic closing gas valve when earthquake |
| CN101173724A (en) * | 2006-11-01 | 2008-05-07 | 中国地震局工程力学研究所 | Intelligent earthquake security control system for lifeblood project pipeline valve |
| CN101255952A (en) * | 2007-03-01 | 2008-09-03 | 中国石油天然气股份有限公司 | Test system for monitoring pipe leakage and early warning safety |
| CN202102612U (en) * | 2011-04-19 | 2012-01-04 | 中国地震局工程力学研究所 | Gas pipeline seismic safety control demonstration system |
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2011
- 2011-04-19 CN CN201110098211XA patent/CN102184671B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004303001A (en) * | 2003-03-31 | 2004-10-28 | Tokyo Gas Co Ltd | Earthquake disaster prevention system, cutoff valve control method for piping network, and earthquake disaster prevention and exercise method |
| CN2867017Y (en) * | 2005-10-31 | 2007-02-07 | 中国地震局工程力学研究所 | Automatic closing gas valve when earthquake |
| CN101173724A (en) * | 2006-11-01 | 2008-05-07 | 中国地震局工程力学研究所 | Intelligent earthquake security control system for lifeblood project pipeline valve |
| CN101255952A (en) * | 2007-03-01 | 2008-09-03 | 中国石油天然气股份有限公司 | Test system for monitoring pipe leakage and early warning safety |
| CN202102612U (en) * | 2011-04-19 | 2012-01-04 | 中国地震局工程力学研究所 | Gas pipeline seismic safety control demonstration system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102779453A (en) * | 2012-06-15 | 2012-11-14 | 清华大学 | Demonstration device and demonstration method for urban public security multi-disaster secondary derivation coupling simulation |
| CN106908210A (en) * | 2017-05-08 | 2017-06-30 | 哈尔滨理工大学 | A kind of nuclear power valve earthquake simulation detection means |
| CN109545061A (en) * | 2018-12-28 | 2019-03-29 | 武汉地震科学仪器研究院有限公司 | The early warning of high-speed rail earthquake monitoring and emergency disposal demo system |
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| CN102184671B (en) | 2013-01-30 |
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Granted publication date: 20130130 Termination date: 20190419 |