CN108332064B - Natural gas monitoring management system - Google Patents

Natural gas monitoring management system Download PDF

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CN108332064B
CN108332064B CN201810135208.2A CN201810135208A CN108332064B CN 108332064 B CN108332064 B CN 108332064B CN 201810135208 A CN201810135208 A CN 201810135208A CN 108332064 B CN108332064 B CN 108332064B
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natural gas
data
sensor
management platform
leakage
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CN108332064A (en
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不公告发明人
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China Petroleum Engineering and Construction Corp North China Co
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China Petroleum Engineering and Construction Corp North China Co
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Abstract

The invention discloses a natural gas monitoring and management system which comprises a chip type integrated sensor, a sensor external control and data collector, a wireless network transmission device, a remote monitoring and management platform and an App of a user intelligent terminal. According to the invention, the leakage condition of the natural gas pipeline is remotely monitored, and data is timely and wirelessly transmitted to the remote monitoring management platform, so that real-time prevention, accurate monitoring and timely feedback are realized, and the harm of natural gas leakage to the environment and the lives and properties of people can be reduced.

Description

Natural gas monitoring management system
The application is a divisional application of a patent with the application number of 2015105680059 and the application date of 2015, 09 and 08, and named as an intelligent natural gas remote monitoring and management system.
Technical Field
The invention relates to a natural gas monitoring system, in particular to an intelligent remote natural gas monitoring and management system.
Background
Natural gas is a clean energy with abundant reserves, high thermal efficiency and low pollution. The main component of natural gas is methane, which is a flammable and explosive gas with greenhouse effect, and the greenhouse effect is tens of times of that of equal volume of carbon dioxide. The natural gas transportation mode is mostly underground pipeline transportation at present, so natural gas leakage has huge influence on the environment and the life and property safety of people.
In the prior art, the detection of the underground natural gas pipeline has two modes:
(1) passive detection: when a user finds out peculiar smell and the like, professional personnel can go to the home to detect, the detection initiative is very poor, and accidents are easily caused.
(2) Active detection: the line patrol mode is adopted, and the line patrol is detected once by professional teams at intervals, so that the collected data is not timely and discontinuous, and hidden leakage points cannot be found timely.
In the aspect of analyzing leakage hidden dangers, the result obtained by line inspection is not accurate enough, data is inconvenient to input into a computer for reprocessing, the hidden leakage part cannot be determined accurately in time, and a coping scheme cannot be taken out accurately.
Chinese patent CN104794862A discloses a natural gas pipeline real-time monitoring system based on ZigBee wireless communication technology, once natural gas pipeline leakage, environment temperature and humidity abnormity, construction damage and corrosion accidents occur, the system can send out an alarm in time, can truly reflect the changes of various parameters such as pipeline gas leakage, temperature and humidity, vibration, corrosion and the like when the accidents occur, provides reliable and effective information for managers to take necessary measures, so as to reduce damage and loss caused by dangerous natural gas leakage and explosion, and solves a plurality of defects of traditional natural gas pipeline detection. However, the invention does not connect and monitor the user monitoring point, the management center and the user in real time, and does not develop the functions of analysis, prevention and the like of the monitoring center.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides an intelligent remote natural gas monitoring and management system, which comprises: 1. the system comprises a sensor, 2, a sensor external control and data collector, 3, a wireless network transmission device, 4 and a remote monitoring management platform.
The sensor is a chip type integrated sensor consisting of a pressure sensor, a flow sensor and a methane sensor, the chip type integrated sensor is provided with 3 parallel electrode contacts, 3 electrode contacts corresponding to the 3 parallel electrode contacts are additionally arranged in the vertical direction of the 3 parallel electrode contacts, the 3 parallel electrode contacts and the 3 vertical electrode contacts form a circuit in pairs, and 3 parallel circuits are formed in total.
Furthermore, the chip-type integrated sensor is provided with 4 parallel electrode contacts, 4 electrode contacts corresponding to the 4 parallel electrode contacts are arranged in the vertical direction of the 4 parallel electrode contacts, the 4 parallel electrode contacts and the 4 vertical electrode contacts form a circuit in pairs, and the 4 parallel circuits are formed in total. The 4 circuits are provided with smoke sensors besides the pressure sensor, the flow sensor and the methane sensor, and aim to timely eliminate fire-fighting hidden dangers in the environment.
Each circuit of the chip type integrated sensor also comprises a resistor with different resistance values, and the resistor is used for controlling the current value in the circuit.
Each parallel circuit of the chip-type integrated sensor has a common probe which is installed at a monitoring point to acquire accurate data of the natural gas.
The chip type integrated sensor is precisely packaged to prevent active gas from corroding the chip type integrated sensor.
The first mode is that a sensor and a sensor external control and data collector are installed in each user home, each user has an independent and unique ID, and simultaneously, an App corresponding to the user is installed on the intelligent terminal device carried by the user and is endowed with the same ID. The App has the functions of: 1. the natural gas flow rate is monitored in real time. 2. The natural gas data is consumed in the month and automatically converted into the natural gas cost. 3. Through the real-time monitoring of the natural gas flow, the data are transmitted into the remote monitoring management platform in time, and the cost of natural gas consumption in the month can be obtained without looking up a natural gas meter. 4. And when the natural gas leakage or the early warning information occurs, the user is informed in time.
The intelligent terminal device can be a mobile phone or a tablet computer and other intelligent devices of the user.
The second way is to install on a natural gas transportation pipeline.
After a leakage fault is found, the leakage data are uploaded to a remote monitoring management platform for alarming, and an operator can temporarily close an electric valve of a fault pipe network by a remote control method, so that the leakage is prevented from continuing to wait for the maintenance of the operator.
The sensor external control and data collector comprises a power supply, a signal amplifier, a signal converter, a data memory, a display device and a control device.
The working voltage range of the power supply is as follows: 5-25V.
The signal amplifier amplifies the current change detected in the circuit and transmits the amplified current change to the signal converter.
The signal converter converts the received current change value into a wave signal or an optical signal, outputs the wave signal or the optical signal on the display device, and simultaneously inputs detected data into the data memory.
The data memory is connected with the wireless transmission system, backups the received detection data and sends the backup data to the wireless transmission system.
And the wireless transmission system classifies and identifies the received monitoring data and sends the monitoring data to the remote monitoring management platform. If the pipeline leaks, the remote monitoring management platform gives an alarm immediately, and after the worker receives the alarm information, the electric valve of the fault pipe network is temporarily closed by a remote control method, so that continuous leakage is prevented, and the worker is waited for maintenance. Meanwhile, the remote monitoring management platform sends the leakage information to the mobile phone of the responsible person in time in a system notification manner; if the leakage place is the home of the user, the remote monitoring management platform automatically sends a system notice to the user App so that the user can take measures in time to reduce loss or avoid danger.
The remote monitoring management platform has more than the function, regularly classifies and sorts the collected information, compares and analyzes the information with historical data, evaluates the leakage risk of each detection point, provides data support for scientific judgment of workers, and accordingly prevents and repairs the detection points with high leakage risk in advance.
According to the invention, the leakage condition of the natural gas pipeline is remotely monitored, and data is wirelessly transmitted to the remote monitoring management platform in time, so that real-time prevention, accurate monitoring and timely feedback are realized.
The invention can accurately and timely find natural gas leakage accidents, and adopts a series of alarm measures to enable workers to quickly respond and timely inform users to avoid greater loss. Can reduce the harm of natural gas leakage to the environment and the life and property of people.
Detailed Description
The technical solution of the present invention will be further specifically described below by way of specific examples. It is to be understood that the following examples are given by way of illustration only and are not to be construed as limiting the scope of the present invention, and that various changes and modifications apparent to those skilled in the art in light of the teachings herein are deemed to be within the scope of the present invention.
Example 1
An intelligent remote natural gas monitoring and management system, comprising: 1. the system comprises a sensor, 2, a sensor external control and data collector, 3, a wireless network transmission device, 4 and a remote monitoring management platform.
The sensor is a chip type integrated sensor consisting of a pressure sensor, a flow sensor and a methane sensor, the chip type integrated sensor is provided with 3 parallel electrode contacts, 3 electrode contacts corresponding to the 3 parallel electrode contacts are additionally arranged in the vertical direction of the 3 parallel electrode contacts, the 3 parallel electrode contacts and the 3 vertical electrode contacts form a circuit in pairs, and 3 parallel circuits are formed in total.
Each circuit of the chip type integrated sensor also comprises a resistor with different resistance values, and the resistor is used for controlling the current value in the circuit.
Each parallel circuit of the chip-type integrated sensor is provided with a common probe, and the probes are arranged at monitoring points to acquire accurate data of the natural gas.
The chip type integrated sensor is precisely packaged to prevent active gas from corroding the chip type integrated sensor.
The chip type integrated sensor is installed on the pipeline.
After a leakage fault is found, the leakage data are uploaded to a remote monitoring management platform for alarming, and an operator can temporarily close an electric valve of a fault pipe network by a remote control method, so that the leakage is prevented from continuing to wait for the maintenance of the operator.
The sensor external control and data collector comprises a power supply, a signal amplifier, a signal converter, a data memory, a display device and a control device.
The working voltage range of the power supply is as follows: 5-25V.
The signal amplifier amplifies the current change detected in the circuit and transmits the amplified current change to the signal converter.
The signal converter converts the received current change value into a wave signal or an optical signal, outputs the wave signal or the optical signal on the display device, and simultaneously inputs detected data into the data memory.
The data memory is connected with the wireless transmission system, backups the received detection data and sends the backup data to the wireless transmission system.
And the wireless transmission system classifies and identifies the received monitoring data and sends the monitoring data to the remote monitoring management platform. If the pipeline leaks, the remote monitoring management platform gives an alarm immediately, and after the worker receives the alarm information, the electric valve of the fault pipe network is temporarily closed by a remote control method, so that continuous leakage is prevented, and the worker is waited for maintenance. Meanwhile, the remote monitoring management platform sends the leakage information to the mobile phone of the responsible person in time in a system notification mode, and processes the leakage information in time.
Example 2
An intelligent remote natural gas monitoring and management system, comprising: 1. the system comprises a sensor, 2, a sensor external control and data collector, 3, a wireless network transmission device, 4, a remote monitoring management platform, 5 and an App of a user intelligent terminal.
The sensor is a chip type integrated sensor consisting of a pressure sensor, a flow sensor and a methane sensor, the chip type integrated sensor is provided with 3 parallel electrode contacts, 3 electrode contacts corresponding to the 3 parallel electrode contacts are additionally arranged in the vertical direction of the 3 parallel electrode contacts, the 3 parallel electrode contacts and the 3 vertical electrode contacts form a circuit in pairs, and 3 parallel circuits are formed in total.
Each circuit of the chip type integrated sensor also comprises a resistor with different resistance values, and the resistor is used for controlling the current value in the circuit.
Each parallel circuit of the chip-type integrated sensor is provided with a common probe, and the probes are arranged at monitoring points to acquire accurate data of the natural gas.
The chip type integrated sensor is precisely packaged to prevent active gas from corroding the chip type integrated sensor.
The method comprises the steps that a sensor and a sensor external control and data collector are installed in each user home, each user has an independent and unique ID, and meanwhile, an App corresponding to the ID is installed on a smart phone carried by the user and is endowed with the same ID. The App has the functions of: 1. the natural gas flow rate is monitored in real time. 2. The natural gas data is consumed in the month and automatically converted into the natural gas cost. 3. Through the real-time monitoring of the natural gas flow, the data are transmitted into the remote monitoring management platform in time, and the cost of natural gas consumption in the month can be obtained without looking up a natural gas meter. 4. And when the natural gas leakage or the early warning information occurs, the user is informed in time.
After a leakage fault is found, the leakage data are uploaded to a remote monitoring management platform for alarming, and an operator can temporarily close an electric valve of a fault pipe network by a remote control method, so that the leakage is prevented from continuing to wait for the maintenance of the operator.
The sensor external control and data collector comprises a power supply, a signal amplifier, a signal converter, a data memory, a display device and a control device.
The working voltage range of the power supply is as follows: 5-25V.
The signal amplifier amplifies the current change detected in the circuit and transmits the amplified current change to the signal converter.
The signal converter converts the received current change value into a wave signal or an optical signal, outputs the wave signal or the optical signal on the display device, and simultaneously inputs detected data into the data memory.
The data memory is connected with the wireless transmission system, backups the received detection data and sends the backup data to the wireless transmission system.
And the wireless transmission system classifies and identifies the received monitoring data and sends the monitoring data to the remote monitoring management platform. If the pipeline leaks, the remote monitoring management platform gives an alarm immediately, and after the worker receives the alarm information, the electric valve of the fault pipe network is temporarily closed by a remote control method, so that continuous leakage is prevented, and the worker is waited for maintenance. The remote monitoring management platform automatically sends a system notice to the user App so that the user can take measures in time to reduce loss or avoid danger.
Example 3
An intelligent remote natural gas monitoring and management system, comprising: 1. the system comprises a sensor, 2, a sensor external control and data collector, 3, a wireless network transmission device, 4 and a remote monitoring management platform.
The sensor is a chip type integrated sensor consisting of a pressure sensor, a flow sensor and a methane sensor, the chip type integrated sensor is provided with 4 parallel electrode contacts, 4 electrode contacts corresponding to the 4 parallel electrode contacts are additionally arranged in the vertical direction of the 4 parallel electrode contacts, the 4 parallel electrode contacts and the 4 vertical electrode contacts form a circuit in pairs, and the 4 parallel circuits are formed in total. The 4 circuits are provided with smoke sensors besides the pressure sensor, the flow sensor and the methane sensor, and aim to timely eliminate fire-fighting hidden dangers in the environment.
Each circuit of the chip type integrated sensor also comprises a resistor with different resistance values, and the resistor is used for controlling the current value in the circuit.
Each parallel circuit of the chip-type integrated sensor is provided with a common probe, and the probes are arranged at monitoring points to acquire accurate data of the natural gas.
The chip type integrated sensor is precisely packaged to prevent active gas from corroding the chip type integrated sensor.
The chip type integrated sensor is arranged on the pipeline.
After a leakage fault is found, the leakage data are uploaded to a remote monitoring management platform for alarming, and an operator can temporarily close an electric valve of a fault pipe network by a remote control method, so that the leakage is prevented from continuing to wait for the maintenance of the operator.
The sensor external control and data collector comprises a power supply, a signal amplifier, a signal converter, a data memory, a display device and a control device.
The working voltage range of the power supply is as follows: 5-25V.
The signal amplifier amplifies the current change detected in the circuit and transmits the amplified current change to the signal converter.
The signal converter converts the received current change value into a wave signal or an optical signal, outputs the wave signal or the optical signal on the display device, and simultaneously inputs detected data into the data memory.
The data memory is connected with the wireless transmission system, backups the received detection data and sends the backup data to the wireless transmission system.
And the wireless transmission system classifies and identifies the received monitoring data and sends the monitoring data to the remote monitoring management platform. If the pipeline leaks, the remote monitoring management platform gives an alarm immediately, and after the worker receives the alarm information, the electric valve of the fault pipe network is temporarily closed by a remote control method, so that continuous leakage is prevented, and the worker is waited for maintenance. Meanwhile, the remote monitoring management platform sends the leakage information to the mobile phone of the responsible person in time in a system notification mode.
The remote monitoring management platform regularly classifies and sorts the collected information, compares and analyzes the information with historical data, and evaluates the leakage risk of each detection point so as to enable working personnel to make scientific judgment and perform prevention, repair and other work on the detection points with high leakage risk in advance.

Claims (5)

1. A natural gas monitoring management system comprising: the system comprises a sensor, a wireless network transmission device, a sensor external control and data collector and a remote monitoring management platform;
the sensor is a chip-type integrated sensor consisting of a pressure sensor, a flow sensor, a methane sensor and a smoke sensor, the chip-type integrated sensor is provided with 4 parallel electrode contacts, 4 electrode contacts corresponding to the 4 parallel electrode contacts are additionally arranged in the vertical direction of the 4 parallel electrode contacts, the 4 parallel electrode contacts and the 4 vertical electrode contacts form a circuit in pairs, and the 4 parallel circuits are formed in total;
each parallel circuit of the chip type integrated sensor is provided with a common probe, and the probes are arranged at monitoring points and used for acquiring accurate data of natural gas;
installing a chip type integrated sensor and a sensor external control and data collector in each user home, wherein each user has an independent and unique ID, and simultaneously installing an App corresponding to the user on the intelligent terminal equipment carried by the user and endowing the same ID;
the wireless transmission system classifies and identifies the received monitoring data and sends the data to a remote monitoring management platform; if the pipeline leaks, the remote monitoring management platform immediately alarms, and after receiving the alarm information, a worker can temporarily close an electric valve of a fault pipe network by a remote control method to prevent continuous leakage and wait for the maintenance of the worker; meanwhile, the remote monitoring management platform sends the leakage information to the mobile phone of the responsible person in time in a system notification manner;
the sensor external control and data collector comprises a power supply, a signal amplifier, a signal converter, a data memory, a display device and a control device;
the working voltage range of the power supply is as follows: 5-25V;
the signal amplifier amplifies the current change detected in the circuit and transmits the current change to the signal converter;
the signal converter converts the received current change value into a wave signal or an optical signal, outputs the wave signal or the optical signal on the display device, and simultaneously inputs detected data into the data memory;
the data memory is connected with the wireless transmission system, backs up the received detection data and sends the backup data to the wireless transmission system;
the App has the functions of:
(1) monitoring the natural gas flow in real time;
(2) the natural gas consumption data in the month is automatically converted into the natural gas cost;
(3) through real-time monitoring of the natural gas flow, data are transmitted to a remote monitoring management platform in time, and the cost of natural gas consumption in the month can be obtained without looking up a natural gas meter;
(4) when natural gas leakage or early warning information occurs, a user is informed in time;
the remote monitoring management platform has another function of: the collected information is classified and sorted regularly, and is compared and analyzed with historical data, the leakage risk of each detection point is evaluated, and data support is provided for scientific judgment of workers, so that the detection points with high leakage risk are prevented, repaired and the like in advance.
2. The natural gas monitoring and management system of claim 1, wherein: each circuit of the chip type integrated sensor also comprises a resistor with different resistance values, and the resistor is used for controlling the current value in the circuit;
the chip type integrated sensor is precisely packaged to prevent active gas from corroding the chip type integrated sensor.
3. The natural gas monitoring and management system of claim 1, wherein: the intelligent terminal device is a mobile phone or a tablet computer of the user.
4. The natural gas monitoring and management system according to any one of claims 1 to 3, characterized in that: if the pipeline leaks, the remote monitoring management platform immediately alarms, and after receiving the alarm information, a worker can temporarily close an electric valve of a fault pipe network by a remote control method to prevent continuous leakage and wait for the maintenance of the worker;
meanwhile, the remote monitoring management platform sends the leakage information to the mobile phone of the responsible person in time in a system notification manner; the remote monitoring management platform automatically sends a system notice to the user App so that the user can take measures in time to reduce loss or avoid danger.
5. The natural gas monitoring and management system according to claim 1 or 2, characterized in that: the chip type integrated sensor is arranged on a natural gas conveying pipeline;
if the pipeline leaks, the remote monitoring management platform immediately alarms, and after receiving the alarm information, a worker can temporarily close an electric valve of a fault pipe network by a remote control method to prevent continuous leakage and wait for the maintenance of the worker; meanwhile, the remote monitoring management platform sends the leakage information to the mobile phone of the responsible person in time in a system notification mode.
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