CN111734960A - Pipeline leakage monitoring alarm system and positioning method - Google Patents

Pipeline leakage monitoring alarm system and positioning method Download PDF

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Publication number
CN111734960A
CN111734960A CN202010561235.3A CN202010561235A CN111734960A CN 111734960 A CN111734960 A CN 111734960A CN 202010561235 A CN202010561235 A CN 202010561235A CN 111734960 A CN111734960 A CN 111734960A
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monitoring
pipeline
alarm
signal
personal computer
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CN202010561235.3A
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Chinese (zh)
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田得生
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Lanzhou Kexiang Automation Technology Co ltd
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Lanzhou Kexiang Automation Technology Co ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17DPIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00Protection or supervision of installations
    • F17D5/02Preventing, monitoring, or locating loss
    • F17D5/06Preventing, monitoring, or locating loss using electric or acoustic means

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pipeline Systems (AREA)

Abstract

The invention relates to the technical field of pipeline monitoring alarm, in particular to a pipeline leakage monitoring alarm system and a positioning method, which comprise a monitoring terminal, a network, a signal collector, monitoring alarm positioning equipment and an oil pipeline, wherein the oil pipeline and the head end and the tail end of the oil pipeline are both matched and provided with the monitoring alarm positioning equipment, the monitoring alarm positioning equipment is connected with the monitoring terminal through the signal collector, the monitoring terminals are connected with each other through the network, and the monitoring terminal is connected with a monitoring center through the network And the material and financial resources reduce the environmental pollution.

Description

Pipeline leakage monitoring alarm system and positioning method
Technical Field
The invention relates to the technical field of pipeline monitoring and alarming, in particular to a pipeline leakage monitoring and alarming system and a positioning method.
Background
The oil pipeline (also called pipeline, pipeline) is composed of oil pipe and its accessories, and according to the requirements of technological process, it is equipped with correspondent oil pump unit, and designed and installed into a complete pipeline system for completing the tasks of oil material receiving, unloading and transferring. Oil pipelines have become one of the major means of transporting oil today. In the running process of an oil pipeline, leakage accidents happen occasionally due to manual punching, construction vibration, corrosion perforation and other external damage, and huge economic loss is caused to an oil field. The leakage of the oil pipeline cannot be found and maintained in time, and particularly, the normal oil transportation production is seriously interfered by organized perforation and oil stealing activities, so that great potential safety hazards are brought. Therefore, the leakage monitoring not only becomes the important work content of the safety production management of the oil pipeline, but also is the indispensable guarantee for ensuring the normal operation of the pipeline. The initial technology and process base of China construction are poor, the petroleum pipeline manufacturing process and protection measures are poor, and the factors are combined with the corrosion in the pipeline for decades, so that pipeline leakage accidents occur in many places, and the pipeline leakage accidents inevitably permeate and remain in the soil environment and cause damage to the soil environment. The effects of petroleum on plants, animals and humans are extremely damaging, since petroleum-based pollutants have a very significant effect on soil properties and until now there are no safe and adequate measures. The traditional method needs a large amount of manual inspection, so that labor and time are wasted in detection and maintenance of the oil conveying pipeline, when the oil conveying pipeline is leaked frequently, the oil conveying pipeline is found slowly, detection and positioning are not timely, waste is caused, potential safety hazards of oil conveying are caused, and the use is inconvenient.
Disclosure of Invention
The invention aims to: the invention provides a pipeline leakage monitoring and alarming system and a positioning method, aiming at the problems that oil is wasted due to untimely detection and positioning when an oil conveying pipeline leaks, and the oil conveying pipeline is labor-consuming and time-consuming to maintain and has potential safety hazards of oil conveying.
The technical scheme provided by the invention is a pipeline leakage monitoring and alarming system, which is characterized in that: the monitoring system comprises a monitoring terminal, a network 1, a signal collector 3, monitoring alarm positioning equipment and an oil pipeline 6, wherein the oil pipeline 6, the head end 4 of the oil pipeline 6 and the tail end 5 of the oil pipeline are both matched and provided with the monitoring alarm positioning equipment, the monitoring alarm positioning equipment is connected with the monitoring terminal through the signal collector 3, the monitoring terminals are connected through the network 1, and the monitoring terminal is connected with a monitoring center 7 through the network 1; the oil pipeline monitoring system can ensure the safe use of the oil pipeline, has the monitoring and alarming functions, and can monitor the position of a leakage point at any time, so that the oil transportation is safe.
One of the pipeline leakage monitoring alarm, the monitoring alarm positioning device comprises a flowmeter 13, a pressure transmitter 12, an audible and visual alarm 10, a night vision monitoring probe 9, a temperature sensor 8 and a GPS positioner 11; the flow, pressure and temperature in the oil pipeline can be monitored in real time, the audible and visual alarm 10 plays a role in alarming, and the GPS positioner 11 plays a role in positioning a leakage point on the oil pipeline.
One of them pipeline leakage monitoring alarm, night vision monitor 9 be a plurality of, and evenly install along the line top in the piping lane of oil pipeline 6 is monitored oil pipeline 6 in the piping lane of oil pipeline 6 through the image, and the condition of oil pipeline 6 in the piping lane is in time mastered to industrial computer 2 of being convenient for.
One of the pipeline leakage monitoring alarm is provided, and the monitoring terminal is specifically an industrial personal computer 2.
One of them pipeline leakage monitoring alarm, industrial computer 2 use PLC as control core, PLC passes through AD conversion module and is connected with signal collector 3, PLC passes through the controller respectively in flowmeter 13, pressure transmitter 12, audible-visual annunciator 10, night vision monitor probe 9, temperature sensor 8, GPS locator 11 and connects, flowmeter 13, pressure transmitter 12, audible-visual annunciator 10, night vision monitor probe 9, temperature sensor 8, GPS locator 11 all are connected with signal collector 3 through signal transmission module, PLC passes through network 1 and is connected with surveillance center 7, has realized the purpose to the automated inspection control of defeated oil pipe line 6, can detect the relevant data in defeated oil pipe line 6 at any time to industrial computer 2 in time makes a response through surveillance center 7, has guaranteed defeated oil pipe line 6's oil transportation safety.
One of them pipeline leakage monitoring is reported to police, PLC be connected with power and stand-by power supply, be favorable to guaranteeing industrial computer 2's power supply, avoid appearing the outage and cause the problem of industrial computer 2 interrupt work, avoid supervisory equipment to fall the problem that appears burning out because of breaking.
A method for positioning a pipeline leakage monitoring alarm system, comprising the pipeline leakage monitoring alarm system and the method for positioning a pipeline leakage monitoring alarm system as claimed in any one of claims 1 to 4, wherein the method for positioning a pipeline leakage monitoring alarm system comprises the following steps:
(a) the industrial personal computer 2 starts the flow meter 13, the pressure transmitter 12, the audible and visual alarm 10, the night vision monitoring probe 9, the temperature sensor 8 and the GPS positioner 11 to run through the controller;
(b) the flowmeter 13, the pressure transmitter 12 and the temperature sensor 8 monitor the flow, the pressure and the temperature in the oil pipeline 6, the head end 4 of the oil pipeline 6 and the tail end 5 of the oil pipeline in real time, meanwhile, the flowmeter 13, the pressure transmitter 12 and the temperature sensor 8 send data information monitored in real time to the signal collector 3 through the signal transmission module, the signal collector 3 sends the data information to the PLC through the A/D conversion module, and the industrial personal computer 2 receives and stores the data information monitored in real time;
(c) the industrial personal computer 2 sends the received real-time monitoring data information to the monitoring center 7 through the network 1, and real-time monitoring analysis is carried out through the monitoring center 7.
(d) The night vision monitoring probe 9 carries out real-time video monitoring on the inside of the pipe gallery of the oil pipeline 6;
(e) the monitoring center 7 analyzes the continuously received real-time monitoring data information, feeds back the information analysis to the industrial personal computer 2, and makes whether the audible and visual alarm 10 sends an alarm signal or not according to the feedback information;
(f) the GPS positioner 11 positions the leakage point of the oil pipeline 6 according to whether the audible and visual alarm 10 sends out an alarm signal, sends the positioning signal to the signal collector 3 through the signal transmission module, is sent to the industrial personal computer 2 by the signal collector 3, and is sent to the monitoring center 7 by the industrial personal computer 2.
Based on the above explanation, compared with the prior art, the invention has the beneficial effects that:
according to the invention, a plurality of groups of monitoring alarm positioning equipment are arranged on the oil pipeline 6, the head end 4 of the oil pipeline 6 and the tail end 5 of the oil pipeline in a matched manner, so that the pressure, the flow and the temperature in the pipeline can be detected at any time, the audible and visual alarm 10 is used for audible and visual alarm, the GPS positioner 11 is used for positioning a leakage point, the night vision monitoring probe 9 is used for monitoring the oil pipeline 6 in a pipe gallery, the industrial personal computer 2 can conveniently master the condition of the oil pipeline 6 in the pipe gallery in time, the safe use of the oil pipeline 6 can be ensured, the oil pipeline 6 can be monitored in real time, the audible and visual alarm and the positioning can be timely sent out while the position of the leakage point is monitored in time, the monitoring efficiency is high, the reliability is high. The monitoring device can be widely applied to monitoring of various pipeline conveying, and is wide in application range.
The invention has convenient use and convenient operation, ensures that the system can timely and correctly react when the oil pipeline 6 leaks, reduces the false alarm rate, timely reports and determines the leakage place, facilitates the monitoring center 7 and the staff to take measures in time, reduces the loss, improves the safe production capacity, and is practical and reliable.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a flow chart of the system of the present invention.
The system comprises a network 1, a signal collector 3, an oil pipeline head end 4, an oil pipeline tail end 5, an oil pipeline 6, a monitoring center 7, a temperature sensor 8, a night vision monitoring probe 9, an audible and visual alarm 10, a GPS positioner 11, a pressure transmitter 12 and a flowmeter 13.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to specific embodiments.
Example, as shown in fig. 1 to 2: a pipeline leakage monitoring alarm system comprises a monitoring terminal, a network 1, a signal collector 3, monitoring alarm positioning equipment and an oil pipeline 6, wherein the oil pipeline 6, the head end 4 of the oil pipeline 6 and the tail end 5 of the oil pipeline are both matched with and provided with the monitoring alarm positioning equipment, the monitoring alarm positioning equipment is connected with the monitoring terminal through the signal collector 3, the monitoring terminals are connected through the network 1, and the monitoring terminal is connected with a monitoring center 7 through the network 1; the oil pipeline monitoring system can ensure the safe use of the oil pipeline, has the monitoring and alarming functions, and can monitor the position of a leakage point at any time, so that the oil transportation is safe.
The monitoring alarm positioning device comprises a flowmeter 13, a pressure transmitter 12, an audible and visual alarm 10, a night vision monitoring probe 9, a temperature sensor 8 and a GPS positioner 11; the flow, pressure and temperature in the oil pipeline can be monitored in real time, the audible and visual alarm 10 plays a role in alarming, and the GPS positioner 11 plays a role in positioning a leakage point on the oil pipeline.
Night vision monitor probe 9 be a plurality of, and evenly install along the line top in the piping lane of oil pipeline 6 is monitored oil pipeline 6 in the piping lane of oil pipeline 6 through the image, and the condition of oil pipeline 6 in the piping lane is in time mastered to industrial computer 2 of being convenient for.
The monitoring terminal is specifically an industrial personal computer 2, the industrial personal computer 2 takes a PLC as a control core, the PLC is connected with the signal collector 3 through an A/D conversion module, the PLC is respectively connected with the flowmeter 13, the pressure transmitter 12, the audible and visual alarm 10, the night vision monitoring probe 9, the temperature sensor 8 and the GPS positioner 11 through a controller, the flowmeter 13, the pressure transmitter 12, the audible and visual alarm 10, the night vision monitoring probe 9, the temperature sensor 8 and the GPS positioner 11 are all connected with the signal collector 3 through a signal transmission module, the PLC is connected with the monitoring center 7 through the network 1, the aim of automatically detecting and monitoring the oil pipeline 6 is fulfilled, the relevant data in the oil pipeline 6 can be detected at any time, so that the industrial personal computer 2 can make a response in time through the monitoring center 7, and the oil transportation safety of the oil transportation pipeline 6 is ensured.
PLC be connected with power and stand-by power supply, be favorable to guaranteeing industrial computer 2's power supply, avoid appearing the outage and cause the problem of industrial computer 2 interrupt work, avoid supervisory equipment to fall the problem that appears burning out because of disconnected.
The positioning method of the pipeline leakage monitoring alarm system comprises the following steps:
(a) the industrial personal computer 2 starts the flow meter 13, the pressure transmitter 12, the audible and visual alarm 10, the night vision monitoring probe 9, the temperature sensor 8 and the GPS positioner 11 to run through the controller;
(b) the flowmeter 13, the pressure transmitter 12 and the temperature sensor 8 monitor the flow, the pressure and the temperature in the oil pipeline 6, the head end 4 of the oil pipeline 6 and the tail end 5 of the oil pipeline in real time, meanwhile, the flowmeter 13, the pressure transmitter 12 and the temperature sensor 8 send data information monitored in real time to the signal collector 3 through the signal transmission module, the signal collector 3 sends the data information to the PLC through the A/D conversion module, and the industrial personal computer 2 receives and stores the data information monitored in real time;
(c) the industrial personal computer 2 sends the received real-time monitoring data information to the monitoring center 7 through the network 1, and real-time monitoring analysis is carried out through the monitoring center 7.
(d) The night vision monitoring probe 9 carries out real-time video monitoring on the inside of the pipe gallery of the oil pipeline 6;
(e) the monitoring center 7 analyzes the continuously received real-time monitoring data information, feeds back the information analysis to the industrial personal computer 2, and makes whether the audible and visual alarm 10 sends an alarm signal or not according to the feedback information;
(f) the GPS positioner 11 positions the leakage point of the oil pipeline 6 according to whether the audible and visual alarm 10 sends out an alarm signal, sends the positioning signal to the signal collector 3 through the signal transmission module, is sent to the industrial personal computer 2 by the signal collector 3, and is sent to the monitoring center 7 by the industrial personal computer 2.
The invention ensures that the system can timely and correctly react when the oil pipeline 6 leaks, reduces the false alarm rate, timely reports and determines the leakage site, facilitates the monitoring center 7 and workers to timely take measures, and solves the problems of oil waste, oil pipeline maintenance labor and time waste and oil transportation potential safety hazard caused by untimely detection and positioning when the oil pipeline leaks.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims.

Claims (7)

1. A pipeline leakage monitoring alarm system is characterized in that: including monitor terminal, network (1), signal collector (3), control alarm positioning equipment, defeated oil pipe line (6), wherein defeated oil pipe line (6) reach all cooperate installation control alarm positioning equipment on defeated oil pipe head end (4) and the defeated oil pipe end (5) of defeated oil pipe line (6), control alarm positioning equipment all is connected with monitor terminal through signal collector (3), connect through network (1) between the monitor terminal, monitor terminal passes through network (1) and is connected with surveillance center (7).
2. The pipeline leak monitoring alarm of claim 1, wherein: the monitoring alarm positioning device comprises a flowmeter (13), a pressure transmitter (12), an audible and visual alarm (10), a night vision monitoring probe (9), a temperature sensor (8) and a GPS positioner (11).
3. The pipeline leak monitoring alarm of claim 1, wherein: night vision monitor probe (9) be a plurality of, and install along the even line the piping lane top of oil pipeline (6).
4. The pipeline leak monitoring alarm of claim 1, wherein: the monitoring terminal is specifically an industrial personal computer (2).
5. The pipeline leak monitoring alarm of claim 4, wherein: industrial computer (2) use PLC as control core, PLC passes through AD conversion module and is connected with signal collector (3), PLC passes through the controller and is connected in flowmeter (13, pressure transmitter (12), audible-visual annunciator (10), night vision monitor probe (9, temperature sensor (8, GPD locator (11) respectively, flowmeter (13, pressure transmitter (12, audible-visual annunciator (10), night vision monitor probe (9), temperature sensor (8), GPS locator (11) all are connected with signal collector (3) through signal transmission module, PLC passes through network (1) and is connected with surveillance center (7).
6. The pipeline leak monitoring alarm of claim 5, wherein: the PLC is connected with a power supply and a standby power supply.
7. A positioning method of a pipeline leakage monitoring alarm system is characterized in that: the pipeline leakage monitoring alarm system and the positioning method of the pipeline leakage monitoring alarm system, which comprise any one of claims 1 to 4, comprise the following steps:
(a) the industrial personal computer (2) starts the flow meter (13), the pressure transmitter (12), the audible and visual alarm (10), the night vision monitoring probe (9), the temperature sensor (8) and the GPS positioner (11) to run through the controller;
(b) the flow meter (13), the pressure transmitter (12) and the temperature sensor (8) monitor the flow, the pressure and the temperature in the oil pipeline (6) and the head end (4) and the tail end (5) of the oil pipeline (6) in real time, meanwhile, the flow meter (13), the pressure transmitter (12) and the temperature sensor (8) send data information monitored in real time to the signal collector (3) through the signal transmission module, the signal collector (3) sends the data information monitored in real time to the PLC through the A/D conversion module, and the industrial personal computer (2) receives and stores the data information monitored in real time;
(c) the industrial personal computer (2) sends the received real-time monitoring data information to the monitoring center (7) through the network (1), and real-time monitoring analysis is carried out through the monitoring center (7).
(d) The night vision monitoring probe (9) carries out real-time video monitoring on the inside of a pipe gallery of the oil pipeline (6);
(e) the monitoring center (7) analyzes the continuously received real-time monitoring data information, feeds back the information analysis to the industrial personal computer (2), and makes whether the audible and visual alarm (10) sends an alarm signal or not according to the feedback information;
(f) the GPS positioner (11) positions the leakage point of the oil pipeline (6) according to whether the audible and visual alarm (10) sends an alarm signal, sends the positioning signal to the signal collector (3) through the signal transmission module, sends the positioning signal to the industrial personal computer (2) through the signal collector (3), and sends the positioning signal to the monitoring center (7) through the industrial personal computer (2).
CN202010561235.3A 2020-06-18 2020-06-18 Pipeline leakage monitoring alarm system and positioning method Pending CN111734960A (en)

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CN113063101A (en) * 2021-04-13 2021-07-02 大庆安瑞达科技开发有限公司 Visual and accurate positioning monitoring method for leakage alarm position of crude oil pipeline
CN113357546A (en) * 2021-06-01 2021-09-07 南京惟真智能管网科技研究院有限公司 Intelligent cloud platform monitoring pipe network leakage system
CN114593373A (en) * 2022-03-15 2022-06-07 重庆市特种设备检测研究院 City gas pipeline leakage detection positioner
CN117781192A (en) * 2023-11-27 2024-03-29 江苏西沙科技有限公司 Sea surface oil pipe embedded real-time intelligent monitoring system based on satellite communication

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CN113063101A (en) * 2021-04-13 2021-07-02 大庆安瑞达科技开发有限公司 Visual and accurate positioning monitoring method for leakage alarm position of crude oil pipeline
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CN117781192A (en) * 2023-11-27 2024-03-29 江苏西沙科技有限公司 Sea surface oil pipe embedded real-time intelligent monitoring system based on satellite communication

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