CN115112731A - Buried pipeline corrosion monitoring system based on Internet of things - Google Patents
Buried pipeline corrosion monitoring system based on Internet of things Download PDFInfo
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- CN115112731A CN115112731A CN202210852139.3A CN202210852139A CN115112731A CN 115112731 A CN115112731 A CN 115112731A CN 202210852139 A CN202210852139 A CN 202210852139A CN 115112731 A CN115112731 A CN 115112731A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
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Abstract
The application provides a buried pipeline corrosion monitoring system based on thing networking relates to pipeline corrosion test technical field. The system comprises a plurality of sampling devices, a monitoring system and a monitoring system, wherein each sampling device is connected with a buried pipeline and at least one sacrificial anode and is used for receiving and processing potential information of the buried pipeline and the at least one sacrificial anode so as to obtain a voltage difference which is converted into a digital signal between the buried pipeline and the at least one sacrificial anode; a plurality of wireless transmission devices, each of which is connected with one of the sampling devices and is used for receiving the voltage difference of the digital signal; the cloud platform server is wirelessly connected with the wireless transmission devices and used for receiving the voltage differences of the digital signals and analyzing and processing the voltage differences of the digital signals corresponding to the wireless transmission devices to obtain the corrosion condition of the buried pipeline corresponding to the wireless transmission devices.
Description
Technical Field
The application relates to the technical field of pipeline corrosion testing, in particular to a buried pipeline corrosion monitoring system based on the Internet of things.
Background
At present, pipeline transportation is the most economic means for fluid medium transmission in the petroleum industry, but pipelines can be corroded after long-term use, so that the reliability of pipeline transportation is influenced.
In the prior art, a hardware system of a lower computer for cathode protection online monitoring is developed by collecting pipeline potential information and then utilizing a single chip microcomputer, a GPS module and a GPRS module, and a PC is used as man-machine interaction equipment of a cathode protection potential monitoring system to realize transmission of the pipeline potential information.
Therefore, how to provide a testing device capable of satisfying the monitoring of the corrosion of the transmission pipeline in a large range is a problem to be solved urgently.
Disclosure of Invention
The embodiment of the application aims to provide a buried pipeline corrosion monitoring system based on the Internet of things.
In order to solve the above technical problem, an embodiment of the present application provides the following technical solutions:
the application provides a bury ground pipeline corrosion monitoring system based on thing networking in a first aspect, include:
the system comprises a plurality of sampling devices, a plurality of wireless transmission devices and a cloud platform server;
each sampling device is connected with a buried pipeline and at least one sacrificial anode and is used for receiving and processing potential information of the buried pipeline and the at least one sacrificial anode so as to obtain a voltage difference converted into a digital signal between the buried pipeline and the at least one sacrificial anode; each wireless transmission device is connected with one sampling device and used for receiving the voltage difference of the digital signal; the cloud platform server is wirelessly connected with the plurality of wireless transmission devices and is used for receiving the voltage difference of the plurality of digital signals and analyzing and processing the voltage difference of the digital signals corresponding to each wireless transmission device so as to obtain the corrosion condition of the buried pipeline corresponding to the wireless transmission device.
In some modified embodiments of the first aspect of the present application, the sampling device comprises:
the sampling assembly is connected with the buried pipeline and the at least one sacrificial anode to respectively receive potential information of the buried pipeline and the at least one sacrificial anode and obtain a voltage difference between the buried pipeline and the sacrificial anode according to the potential information of the buried pipeline and the at least one sacrificial anode;
and the control component is connected with the sampling component, receives the voltage difference and converts the voltage difference into a voltage difference of a digital signal, and is also connected with the wireless transmission device so as to transmit the voltage difference of the digital signal to the wireless transmission device.
In some modified embodiments of the first aspect of the present application, the method further includes:
the power supply is respectively connected with the wireless transmission device and the control assembly, the control assembly is electrically connected with the sampling assembly, and the power supply is used for supplying power to the wireless transmission device, the control assembly and the sampling assembly.
In some modified embodiments of the first aspect of the present application, the power source is electrically connected to the wireless transmission device through a first electrical connection line and a second electrical connection line, the wireless transmission device is connected to the control module through a third electrical connection line, the power source is connected to the control module through a fourth electrical connection line, and the control module is connected to the sampling module through a fifth electrical connection line and a sixth electrical connection line.
In some modified embodiments of the first aspect of the present application, the wireless transmission device is further connected to the power supply through a seventh electrical connection line, and an interface where the seventh electrical connection line is located or an interface where the first connection line is located in the wireless transmission device is connected to the third connection line;
the wireless transmission device comprises a switch, the switch is connected with the first connecting line or the seventh electric connecting line, so that when the switch is turned on, one end of the control assembly can be connected with a power supply through the wireless transmission device, and the power supply supplies power to the control assembly and the sampling assembly.
In some modified embodiments of the first aspect of the present application, the sampling device further comprises:
the testing pile comprises a body, a first transmission line and at least one second transmission line, wherein the first transmission line and the at least one second transmission line are arranged inside the body, one end of the first transmission line is connected with the buried pipeline, the other end of the first transmission line is connected with the sampling assembly, one end of the second transmission line is connected with the sacrificial anode, and the other end of the second transmission line is connected with the sampling assembly so as to detect and receive potential information of the buried pipeline and the sacrificial anode.
In some modified embodiments of the first aspect of the present application, the wireless transmission apparatus further includes:
the antenna is used for being in wireless connection with the cloud platform server so as to transmit the voltage difference of the digital signals received by the wireless transmission device to the cloud platform server, and transmit the control signals sent by the cloud platform server to the wireless transmission device through the antenna so as to start the switch.
In some modified embodiments of the first aspect of the present application, the method further comprises:
the signal receiving and transmitting device is arranged in a preset range away from at least one wireless transmission device, is in wireless connection with the at least one wireless transmission device, and is in wireless connection with the cloud platform server;
the wireless transmission device further comprises a short-distance wireless transmission piece, the short-distance wireless transmission piece is in wireless connection with the signal receiving and sending device when no network signal exists, the short-distance wireless transmission piece is used for sending the voltage difference of the digital signal to the signal receiving and sending device, and the signal receiving and sending device is used for sending the voltage difference of the digital signal to the cloud platform server.
In some modified embodiments of the first aspect of the present application, the method further comprises:
the electronic equipment is in wireless connection with the cloud platform server so as to receive corrosion conditions of the pipeline sent by the cloud platform server.
In some modified embodiments of the first aspect of the present application, the cloud platform server is provided with status information corresponding to each of the wireless transmission devices and the sampling device, where the status information at least includes location information of a buried pipeline and IP information of each wireless transmission device, so as to correspond a corrosion condition of the buried pipeline to a location of the buried pipeline.
Compared with the prior art, the buried pipeline corrosion monitoring system based on the internet of things comprises a plurality of sampling devices, a plurality of wireless transmission devices and a cloud platform server, wherein each sampling device is used for acquiring the condition of a buried pipeline within a certain range, the plurality of sampling devices can acquire the condition of the whole buried pipeline, each sampling device is connected with a corresponding wireless transmission device, the plurality of wireless transmission devices are all in wireless connection with the cloud server, so that the acquired condition of the whole buried pipeline consisting of a plurality of sections of buried pipelines is sent to the cloud server, at least one sacrificial anode is connected with the buried pipeline, the corrosion of the original buried pipeline is converted into the corrosion of the sacrificial anode, the buried pipeline is protected, the buried pipeline is prevented from being corroded, and after a long time, the sacrificial anode is completely corroded, and then the buried pipeline starts to be corroded, each sampling device is respectively connected with a buried pipeline and at least one sacrificial anode so as to obtain potential information of the buried pipeline and potential information of the sacrificial anode, wherein the potential information is a voltage value, a voltage difference between the buried pipeline and the sacrificial anode is obtained according to the potential information of the buried pipeline and the sacrificial anode, and the voltage difference is converted into a voltage difference of a digital signal so as to be convenient for transmission and subsequent processing and analysis of the voltage difference, a wireless transmission device is connected nearby each sampling device, the voltage difference of the digital signal is transmitted to the corresponding wireless transmission device through the sampling device, the wireless transmission device wirelessly transmits the voltage difference of the digital signal to a cloud platform server, so that the cloud platform server can receive the voltage difference of the digital signals of a plurality of sections of buried pipelines, and if the voltage difference of the digital signal is greater than a preset voltage difference, the corresponding part of the buried pipeline is intact, if the voltage difference of the digital signal is smaller than the preset voltage difference, the corresponding part of the buried pipeline is corroded, and therefore the corrosion condition of the multi-section buried pipeline can be determined according to the voltage difference.
The utility model provides a bury ground pipeline corrosion monitoring system based on thing networking, a plurality of wireless transmission device all with cloud server wireless connection, with will gather the condition that the whole buried pipeline that comprises the multistage buried pipeline sends to cloud server, realize the interconnection of sampling device test data and cloud platform server with the help of industry internet of things, realize burying ground pipeline corrosion monitoring system based on thing networking, compare in prior art's SCADA data acquisition and monitored control system, solve the limited problem of sampling device access quantity based on data acquisition and monitored control system SCADA at present, the access quantity of sampling device has been improved greatly, thereby can guarantee buried pipeline corrosion monitoring's full coverage, and can in time know buried pipeline's the corruption condition.
Drawings
The above and other objects, features and advantages of exemplary embodiments of the present application will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present application are illustrated by way of example and not by way of limitation in the figures of the accompanying drawings and in which like reference numerals refer to similar or corresponding parts and in which:
fig. 1 is a schematic partial structural diagram of a buried pipeline corrosion monitoring system based on the internet of things according to an embodiment of the present application;
fig. 2 is a flowchart of a buried pipeline corrosion monitoring system based on the internet of things according to the embodiment of the present application;
fig. 3 is a schematic structural diagram of a buried pipeline, a sacrificial anode and a test pile provided in an embodiment of the present application;
the reference numbers illustrate:
the corrosion monitoring system comprises a buried pipeline corrosion monitoring system 1 based on the Internet of things, a sampling device 11, a sampling component 111, a control component 112, a wireless transmission device 12, an antenna 121, a cloud platform server 13, a power supply 14, a first electric connecting wire 141, a second electric connecting wire 142, a third electric connecting wire 143, a fourth electric connecting wire 144, a fifth electric connecting wire 145, a sixth electric connecting wire 146, a seventh connecting wire 147, a test pile 15, a body 151, a first transmission line 152, a second transmission line 153, a switch 16, an electronic device 17, a buried pipeline 2 and a sacrificial anode 3.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
As shown in fig. 1 to 3, the present application provides a buried pipeline 2 monitoring system 1 based on the internet of things, including:
the system comprises a plurality of sampling devices 11, wherein each sampling device 11 is connected with a buried pipeline 2 and at least one sacrificial anode 3 and is used for receiving and processing potential information of the buried pipeline 2 and the sacrificial anode 3 to obtain a voltage difference converted into a digital signal between the buried pipeline 2 and the at least one sacrificial anode 3;
a plurality of wireless transmission devices 12, each of the wireless transmission devices 12 is connected to one of the sampling devices 11 for receiving the voltage difference of the digital signal;
and the cloud platform server 13 is wirelessly connected with the plurality of wireless transmission devices 12 and is used for receiving the voltage difference of the plurality of digital signals and analyzing and processing the voltage difference of the digital signal corresponding to each wireless transmission device 12 to obtain the corrosion condition of the buried pipeline 2 corresponding to the wireless transmission device 12.
The application provides a buried pipeline 2 monitoring system 1 based on the Internet of things, which comprises a plurality of sampling devices 11, a plurality of wireless transmission devices 12 and a cloud platform server 13, wherein each sampling device 11 is used for collecting the condition of the buried pipeline 2 within a section, the buried pipeline 2 is a steel pipe, the plurality of sampling devices 11 can obtain the condition of the whole buried pipeline 2, each sampling device 11 is connected with a corresponding wireless transmission device 12, the plurality of wireless transmission devices 12 are all in wireless connection with the cloud server, so that the collected condition of the whole buried pipeline 2 consisting of a plurality of sections of buried pipelines 2 is sent to the cloud server, at least one sacrificial anode 3 is connected with the buried pipeline 2, the corrosion of the original buried pipeline 2 is converted into the corrosion of the sacrificial anode 3, the buried pipeline 2 is protected, and the buried pipeline 2 is prevented from being corroded, after a long time, the sacrificial anode 3 is completely corroded, then the buried pipeline 2 starts to be corroded, each sampling device 11 is respectively connected with the buried pipeline 2 and at least one sacrificial anode 3, so that potential information of the buried pipeline 2 and potential information of the sacrificial anode 3 are obtained, wherein the potential information is a voltage value, a voltage difference between the buried pipeline 2 and the sacrificial anode 3 is obtained according to the potential information of the buried pipeline 2 and the sacrificial anode 3, the voltage difference is converted into a voltage difference of a digital signal so as to be transmitted and subsequently processed and analyzed, a wireless transmission device 12 is connected near each sampling device 11, the voltage difference of the digital signal is transmitted to a corresponding wireless transmission device 12 through the sampling devices 11, the wireless transmission device 12 wirelessly transmits the voltage difference of the digital signal to a cloud platform server 13, so that the cloud platform server 13 can receive the voltage differences of the digital signals of a plurality of sections of buried pipelines 2, if the voltage difference of the digital signal is greater than the preset voltage difference, the corresponding part of the buried pipeline 2 is intact, and if the voltage difference of the digital signal is less than the preset voltage difference, the corresponding part of the buried pipeline 2 is corroded, so that the corrosion condition of the multi-section buried pipeline 2 can be determined according to the voltage difference.
The wireless transmission device 12 and the cloud platform server 13 transmit through 4G or 5G. A plurality of sacrificial anode 3 are connected with buried pipeline 2 in a section within a range, and a plurality of sacrificial anode 3 are equidistant to be set up to buried pipeline 2's reliability of protection has been improved.
In the buried pipeline 2 monitoring system 1 based on the Internet of things, a plurality of wireless transmission devices 12 are all in wireless connection with a cloud server, send the whole buried pipeline 2's that constitutes by the multistage buried pipeline 2 condition to the cloud ware with what will gather, realize the interconnection of sampling device 11 test data and cloud platform server 13 with the help of industry internet of things, break through traditional industrial data monitoring mode, the quantity that inserts the internet with sampling device 11 promotes tens to tens of thousands from original, system node capacity has been enlarged, the problem of traditional SCADA cathodic protection system data system information isolated island is eliminated, compare in SCADA data acquisition and monitored control system among the prior art, solve the limited problem of present sampling device 11 access quantity based on data acquisition and monitored control system SCADA, the access quantity of sampling device 11 has been improved greatly, thereby can guarantee buried pipeline corrosion monitoring's full coverage.
As shown in fig. 1, in the embodiment of the present application, the sampling device 11 includes:
the sampling component 111 is connected with the buried pipeline 2 and at least one sacrificial anode 3 to respectively receive potential information of the buried pipeline 2 and the at least one sacrificial anode 3, and the voltage difference between the buried pipeline 2 and the sacrificial anode 3 is obtained according to the potential information of the buried pipeline 2 and the at least one sacrificial anode 3;
a control component 112, wherein the control component 112 is connected to the sampling component 111, receives the voltage difference, and converts the voltage difference into a voltage difference of a digital signal, and the control component 112 is further connected to the wireless transmission device 12, so as to transmit the voltage difference of the digital signal to the wireless transmission device 12.
In this embodiment, the sampling device 11 includes a sampling component 111 and a control component 112, the sampling component 111 connects the buried pipeline 2 and at least one sacrificial anode 3 to obtain potential information of the buried pipeline 2 and the at least one sacrificial anode 3, respectively, one section of the buried pipeline 2 can be connected to a plurality of sacrificial anodes 3 to provide reliability of the cathodic protection system, the sampling component 111 is connected to the section of the buried pipeline 2, and also connects two sacrificial anodes 3 at two ends of the buried pipeline 2 to calculate voltage differences between the two sacrificial anodes 3 and the buried pipeline 2, respectively, and transmit a smaller voltage difference to the control component 112, when one voltage difference is smaller than a preset voltage difference, the sampling component 111 sends a first alarm message to the control component 112 while transmitting a minimum voltage difference, and when both voltage differences are smaller than the preset voltage difference, sampling component 111 sends second alarm information to control component 112 when transmitting the minimum voltage difference, if two voltage differences all are greater than preset voltage difference, then sampling component 111 only sends the minimum voltage difference to control component 112, controlling means receives the voltage difference or, receive voltage difference and first alarm information second alarm information, and convert the voltage difference into digital signal's voltage difference, so that subsequent transmission, control component 112 is connected with wireless transmission device 12, transmit the voltage difference to wireless transmission device 12, wireless transmission device 12 passes through wireless transmission to cloud platform server 13 with digital signal's voltage difference again, through the mode of thing networking connection, sampling device 11's access quantity has been increased substantially, thereby can guarantee buried pipeline corrosion monitoring's all standing.
Preferably, the preset voltage difference is-0.85V, when the voltage difference is greater than-0.85V, the sacrificial anode 3 normally protects the buried pipeline 2, and when the voltage difference is less than-0.85V, the sacrificial anode 3 fails to protect the buried pipeline 2, the buried pipeline 2 is corroded, and needs to be treated in time.
Optionally, when the sampling component 111 collects the voltage, the input signal type is a voltage signal, the channel range is-10V to 10V, the control component 112 converts the voltage difference into a voltage difference of a digital signal through an a/D, and stores the voltage difference in the control component 112.
As shown in fig. 1, in the embodiment of the present application, the method further includes:
a plurality of power sources 14, each power source 14 is electrically connected to one of the wireless transmission devices 12 and the control component 112, the control component 112 is electrically connected to the sampling component 111, and the power sources 14 are used for supplying power to the wireless transmission devices 12, the control component 112 and the sampling component 111.
In this embodiment, the monitoring system 1 for the buried pipeline 2 based on the internet of things further includes a plurality of power sources 14, each power source 14 is correspondingly disposed at one of the wireless transmission device 12 and the sampling device 11, and the power source 14 is correspondingly disposed at the accessories of the wireless transmission device 12 and the sampling device 11, the power source 14 is electrically connected to the wireless transmission device 12 to supply power to the wireless transmission device 12, so that the wireless transmission device 12 can transmit the voltage difference of the received digital signal, the power source 14 is further electrically connected to the control component 112, and the power source 14 is further electrically connected to the sampling component 111 through the control component 112 to supply power to the control component 112 and the sampling component 111, so that the sampling component 111 can collect the potential information of the buried pipeline 2 and the at least one sacrificial anode 3 and calculate the voltage difference, and transmit the minimum voltage difference to the control component 112, the control component 112 can also realize the conversion and transmission of the voltage difference, because the power of the whole system of the sampling device 11 is low, the power lithium battery can maintain power supply for a long time.
Preferably, the power source 14 is a 24VDC power lithium battery with a battery capacity of 100 Ah. The lithium battery needs to be charged and replaced periodically. The power is supplied through the lithium battery, and the cost is reduced compared with power supply modes such as photovoltaic power generation.
In the embodiment of the present application, the power source 14 is electrically connected to the wireless transmission device 12 through a first electrical connection line 141 and a second electrical connection line 142, the wireless transmission device 12 is connected to the control component 112 through a third electrical connection line 143, the power source 14 is connected to the control component 112 through a fourth electrical connection line 144, and the control component 112 is connected to the sampling component 111 through a fifth electrical connection line 145 and a sixth electrical connection line 146.
In this embodiment, the positive electrode of the power source 14 is connected to the positive electrode interface of the wireless transmission device 12 through the first electrical connection line 141, the negative electrode of the power source 14 is connected to the negative electrode interface of the wireless transmission device 12 through the second electrical connection line 142, so that the power source 14 supplies power to the wireless transmission device 12, the positive electrode interface of the wireless transmission device 12 is further connected to the positive electrode interface of the control component 112 through the third electrical connection line 143, the negative electrode of the power source 14 is connected to the negative electrode interface of the control component 112 through the fourth electrical connection line 144, so that the positive electrode interface of the control component 112 is connected to the positive electrode of the power source 14 through the wireless transmission device 12, the negative electrode of the control component 112 is directly connected to the negative electrode of the power source 14, so that the power source 14 supplies power to the control component 112, the positive electrode interface of the control component 112 is connected to the positive electrode interface of the sampling component 111 through the fifth electrical connection line 145, the negative electrode interface of the control component 112 is connected to the negative electrode interface of the sampling component 111 through the sixth electrical connection line 146, thereby providing power to the sampling assembly 111 through the connection of the switched linear power supply 14 of the control assembly 112 to the sampling assembly 111.
As shown in fig. 1, in the embodiment of the present application, the wireless transmission device 12 is further connected to the power supply 14 through a seventh electrical connection line 147, and an interface of the wireless transmission device 12 where the seventh electrical connection line 147 is located or an interface of the first electrical connection line is connected to the third electrical connection line;
the wireless transmission device 12 comprises a switch 16, and the switch 16 is connected to the first connection line or the seventh connection line 147, so that when the switch 16 is turned on, one end of the control component 112 can be connected to the power source 14 through the wireless transmission device 12, so that the power source 14 can supply power to the control component 112 and the sampling component 111.
In this embodiment, the negative interface of the control component 112 is connected to the negative electrode of the power source 14, the wireless transmission device 12 is further connected to the positive electrode of the power source 14 through a sixth connection line 146, when the wireless transmission device 12 is electrically connected to the control component 112 through a third connection line, the third connection line is connected to the interface of the first connection line or the interface of the seventh connection line 147 in the wireless transmission device 12, so that the positive interface of the control component 112 is connected to the positive electrode of the power source 14 through the first connection line or the seventh connection line 147 of the wireless transmission device 12, so that the positive electrode and the negative electrode of the power source 14 are connected to the control component 112, the wireless transmission device 12 includes a switch 16, the switch 16 is connected to the first connection line or the seventh connection line 147, so that when the switch 16 is turned off, the positive electrode of the power source 14 connected to the wireless transmission device 12 cannot be connected to the control component 112, so that the control component 112 and the sampling component 111 cannot receive power, sampling subassembly 111 can't sample, and after switch 16 opened, the anodal and the control assembly 112 intercommunication of power 14 that wireless transmission device 12 connects to power 14 can supply power for control assembly 112, and then supplies power for the sampling subassembly 111 who is connected with control assembly 112, when supplying power to sampling subassembly 111 and control assembly 112, sampling subassembly 111 can carry out the collection, analysis and the conversion of potential information to buried pipeline 2 and at least one sacrificial anode 3. Buried pipeline 2 corrodes is a slow process, therefore the frequency requirement of potential information acquisition is lower, thereby setting through switch 16, make the interval predetermine time control switch 16 open once can, when switch 16 closes, power 14 only supplies power for wireless transmission device 12, the power consumption is less, when switch 16 opens after the interval predetermines time, power 14 just consumes the electric quantity and supplies power for control component 112 and sampling component 111, thereby setting through switch 16, the power consumption of equipment has been reduced, do not need often to change power 14, be favorable to using more.
Preferably, the interval preset time is 5 hours.
Preferably, the switch 16 is connected to the seventh electrical connection line 147, and the other end of the seventh electrical connection line 147 can be connected to the power source 14, or can be connected to other power sources 14 or devices in other cases, so that the application range is wider.
As shown in fig. 1 and 3, in the embodiment of the present application, the sampling device 11 further includes: the test pile 15, the test pile 15 includes body 151, first transmission line 152 and at least one second transmission line 153, part first transmission line 152 and at least one second transmission line 153 set up inside the body 151, first transmission line 152 one end with bury ground pipeline 2 and the other end with sampling subassembly 111 connects, second transmission line 153 one end with sacrificial anode 3 is connected, the other end with sampling subassembly 111, with to ground pipeline 2 with sacrificial anode 3's potential information detects and receives.
In this embodiment, the sampling device 11 includes a test pile 15, the test pile 15 includes a body 151, a first transmission line 152 and at least one second transmission line 153, the body 151 is disposed on the ground surface, the buried pipeline 2 and the sacrificial anode 3 are buried in the ground, the body 151 serves as an outer shell of a part of the first transmission line 152 and the second transmission line 153 led from the ground surface, and the part of the first transmission line 152 and the second transmission line 153 are acutely protected, so that when detecting and receiving potential information of the buried pipeline 2 and the sacrificial anode 3, it is necessary to connect the sampling device 11 with the buried pipeline 2 and the sacrificial anode 3 through the first transmission line 152 and the second transmission line 153, one end of the first transmission line 152 is connected with the buried pipeline 2 extending into the ground, and the other end is connected with the sampling component 111 of the ground surface, so that the sampling device 11 can detect and receive the potential information of the buried pipeline 2, one end of the second transmission line 153 extends into the ground to be connected with one sacrificial anode 3, and the other end of the second transmission line is connected with the sampling device 11 on the ground surface, so that the sampling device 11 can detect and receive the potential information of the sacrificial anode 3, thereby obtaining the potential information of the buried pipeline 2 and the sacrificial anode 3 and facilitating the calculation of the subsequent voltage difference.
Preferably, there are two second transmission lines 153 for connecting two sacrificial anodes 3 at two ends of the buried pipeline 2, so as to obtain potential information of the two sacrificial anodes 3, and further obtain two voltage differences.
As shown in fig. 1, in the embodiment of the present application, the wireless transmission device 12 further includes:
an antenna 121, where the antenna 121 is configured to be wirelessly connected to the cloud platform server 13, so as to transmit a voltage difference of the digital signal received by the wireless transmission device 12 to the cloud platform server 13, and transmit a control signal sent by the cloud platform server 13 to the wireless transmission device 12 through the antenna 121, so as to start the switch 16.
In this embodiment, wireless transmission device 12 still includes antenna 121, setting up of antenna 121 makes through 4G or 5G signal transmission between wireless transmission device 12 and the cloud platform server 13, thereby the system transmits the voltage difference data that each sampling device 11 gathered to cloud platform server 13 through internet of things, thereby can improve the quantity that system inserts sampling device 11 greatly, the problem of having realized the buried pipeline 2 test full coverage, utilize ability such as big data storage of cloud platform server 13, management, analysis, can establish exclusive corrosion system and realize functions such as corruption early warning, pipeline life is prejudged, accomplish mass data and excavate. The cloud platform server 13 also transmits a signal of turning on the control switch 16 to the wireless transmission device 12, the antenna 121 in the wireless transmission device 12 receives the control signal, the switch 16 is turned on when receiving the control signal, so that the power supply 14 supplies power to the control component 112 and the sampling component 111, so as to test and collect potential information of the buried pipeline 2 and the sacrificial anode 3, thereby reducing the loss of electric quantity, and after the sampling component 111 and the control component 112 collect and convert the potential information of the buried pipeline 2 and the sacrificial anode 3, the voltage difference of the converted digital signal, or the voltage difference of the converted digital signal and the first alarm information or the second alarm information are transmitted to the cloud platform server 13 through the antenna 121.
In the embodiment of the present application, the method further includes:
the signal transceiver is arranged in a preset range away from at least one wireless transmission device 12, is in wireless connection with at least one wireless transmission device 12, and is in wireless connection with the cloud platform server 13;
the wireless transmission device 12 further includes a short-distance wireless transmission unit, the short-distance wireless transmission unit is wirelessly connected with the signal transceiver when there is no network signal, and is configured to send the voltage difference of the digital signal to the signal transceiver, and the signal transceiver is configured to send the voltage difference of the digital signal to the cloud platform server 13.
In this embodiment, the monitoring system 1 for the buried pipeline 2 based on the internet of things further includes a signal transceiver, at least one wireless transmission device 12 is preset in a preset range from the signal transceiver, the wireless transmission device 12 further includes a short-range wireless transmission member, when the buried pipeline 2 is in a remote area and the signal is weak and the voltage difference cannot be wirelessly transmitted to the cloud platform server 13 through the wireless transmission device 12, the voltage difference is transmitted to the signal transceiver through the short-range wireless transmission member at this time, the signal receiver and the short-range wireless transmission member can wirelessly transmit in the absence of the signal in the preset range, and the position where the signal transceiver is located can be wirelessly connected with the cloud platform server 13, so that the signal transceiver wirelessly transmits the voltage difference of the digital signal to the cloud platform server 13, thereby realizing the transmission of the voltage difference of the digital signal, the problem of poor signal in remote areas is solved by the mixed mode of the signal transceiver and the short-range wireless transmission piece of the wireless transmission device 12.
Optionally, each wireless transmission device 12 is correspondingly provided with a signal transceiver; or a signal transceiver is correspondingly arranged on a plurality of wireless transmission devices 12.
As shown in fig. 2, in the embodiment of the present application, the method further includes:
and the electronic equipment 17 is in wireless connection with the cloud platform server 13 so as to receive the corrosion condition of the pipeline sent by the cloud platform server 13.
In this embodiment, 2 monitoring system 1 still includes electronic equipment 17 buried pipeline based on thing networking, electronic equipment 17 and cloud platform server 13 wireless connection, thereby can receive the corruption condition and the alarm information of the pipeline that cloud platform server 13 obtained according to the voltage difference, and information such as the life-span prediction of pipeline, sampling device 11 and artificial intelligence, the machine combines together, construct corruption pipeline monitoring system through data mining, the realization carries out the life-span prediction to buried pipeline, the early warning of danger point, thereby the user can realize looking over the pipeline condition on electronic equipment 17, the information of convenient in time understanding pipeline.
Preferably, the electronic device 17 may be a mobile phone, a computer, a smart watch, or the like.
In the embodiment of the application, the cloud platform server 13 is provided with state information corresponding to each wireless transmission device 12 and the sampling device 11, and the state information at least comprises position information of the buried pipeline 2 and IP (Internet protocol) information of each wireless transmission device 12, so that the corrosion condition of the buried pipeline 2 corresponds to the position of the buried pipeline 2.
In the embodiment, an internet of things mqtt (message Queuing telemeasuring transport) protocol is adopted to transmit the voltage difference of digital signals acquired by a plurality of sampling devices 11 to a cloud platform server 13, an account is applied on the cloud platform server 13, an intelligent cathode protection detection system project is newly established, then configuration of an IP address and a transmission mode of a wireless transmission device 12 is completed by using configuration software provided by a manufacturer of the wireless transmission device 12, different IP addresses are configured for each sampling device 11 and each wireless transmission device 12, the cloud platform server 13 completes storage, display and alarm of potential information of all buried pipelines 2, a client application program of an electronic device 17 is compiled in the cloud platform server 13, a client of the electronic device 17 subscribes the potential information of the cloud platform server 13, and the position information of each buried pipeline 2 is displayed on a map by using a WebGIS geographic information function provided by the cloud platform, and alarm information is configured, when the cathodic protection fails, the cloud platform server 13 automatically sends a short message and calls to characteristic personnel to release the application program of the cathodic protection Internet of things, and a user can monitor the running state of the cathodic protection system on the electronic equipment 17 in real time.
In this embodiment, the sampling device 11 is of a PLC structure, the sampling component 111 is an EM AE analog input module, the control component 112 is S7-200 smart ST20, the wireless transmission device 12 is a 5G cloud gateway, and when the 5G cloud gateway performs data transmission with the control component 112, the sampling device is connected with S7-200 smart ST20 through a 485 interface of the 5G cloud gateway, an a terminal of the 485 interface is connected with a serial port 3 of S7-200 smart ST20, and a B terminal of the 485 interface is connected with a serial port 8 of S7-200 smart ST 20. The configuration of the 5G cloud gateway corresponds to the equipment type and the communication parameters of the connected PLC. The potential information, the variable ID, the variable address and the data type are floating point types.
The buried pipeline corrosion monitoring system based on the Internet of things comprises a plurality of sampling devices, a plurality of wireless transmission devices, a cloud platform server and electronic equipment, wherein each sampling device is used for acquiring the conditions of buried pipelines within a certain range, the plurality of sampling devices can acquire the conditions of the whole buried pipeline, each sampling device is connected with a corresponding wireless transmission device, the plurality of wireless transmission devices are all in wireless connection with the cloud server, so that the acquired conditions of the whole buried pipeline consisting of a plurality of sections of buried pipelines are sent to the cloud server, at least one sacrificial anode is connected with the buried pipeline, the corrosion of the original buried pipeline is converted into the corrosion of the sacrificial anode, the buried pipeline is protected, the buried pipeline is prevented from being corroded, and after a long time, the sacrificial anode is completely corroded, at the moment, the buried pipeline starts to be corroded, each sampling device is respectively connected with a buried pipeline and at least one sacrificial anode so as to obtain potential information of the buried pipeline and potential information of the sacrificial anode, wherein the potential information is a voltage value, a voltage difference between the buried pipeline and the sacrificial anode is obtained according to the potential information of the buried pipeline and the sacrificial anode, the voltage difference is converted into a voltage difference of a digital signal, an alarm signal is obtained according to the voltage difference, a wireless transmission device is connected near each sampling device, the sampling devices are connected with the wireless transmission devices, a plurality of wireless transmission devices are connected with a cloud platform server so as to transmit the voltage difference of the digital signal or the alarm signal to the cloud platform server, pre-judgment and early warning of corrosion conditions are carried out according to the voltage difference of the digital signal or the alarm signal, the protection failure time of the buried pipeline and the like are judged, and the information is sent to electronic equipment, the utility model is convenient for checking and processing at any time.
The utility model provides a bury ground pipeline corrosion monitoring system based on thing networking, a plurality of wireless transmission device all with cloud ware wireless connection, with will gather the whole buried pipeline's that constitutes by the multistage buried pipeline condition send to the cloud ware, realize the interconnection of sampling device test data and cloud platform server with the help of industry internet of things, realize burying ground pipeline corrosion monitoring system based on thing networking, solve the limited problem of present data acquisition access quantity, sampling device's access quantity has been improved greatly, thereby can guarantee to bury ground pipeline corrosion monitoring's full coverage.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a buried pipeline corrosion monitoring system based on thing networking which characterized in that includes:
the system comprises a plurality of sampling devices, a plurality of control devices and a control module, wherein each sampling device is connected with a buried pipeline and at least one sacrificial anode and is used for receiving and processing potential information of the buried pipeline and the at least one sacrificial anode to obtain a voltage difference which is converted into a digital signal between the buried pipeline and the at least one sacrificial anode;
a plurality of wireless transmission devices, each of which is connected with one of the sampling devices and is used for receiving the voltage difference of the digital signal;
the cloud platform server is wirelessly connected with the plurality of wireless transmission devices and is used for receiving the voltage difference of the plurality of digital signals and analyzing and processing the voltage difference of the digital signals corresponding to each wireless transmission device so as to obtain the corrosion condition of the buried pipeline corresponding to the wireless transmission device.
2. The internet of things-based buried pipeline corrosion monitoring system of claim 1, wherein the sampling device comprises:
the sampling assembly is connected with the buried pipeline and the at least one sacrificial anode to respectively receive potential information of the buried pipeline and the at least one sacrificial anode and obtain a voltage difference between the buried pipeline and the sacrificial anode according to the potential information of the buried pipeline and the at least one sacrificial anode;
and the control component is connected with the sampling component, receives the voltage difference and converts the voltage difference into a voltage difference of a digital signal, and is also connected with the wireless transmission device so as to transmit the voltage difference of the digital signal to the wireless transmission device.
3. The internet of things-based buried pipeline corrosion monitoring system of claim 2, further comprising:
the power supply is respectively connected with the wireless transmission device and the control assembly, the control assembly is electrically connected with the sampling assembly, and the power supply is used for supplying power to the wireless transmission device, the control assembly and the sampling assembly.
4. The buried pipeline corrosion monitoring system based on the Internet of things of claim 3,
the power through first electricity connecting wire and second electricity connecting wire with wireless transmission device electricity is connected, wireless transmission device through the third electricity connecting wire with control assembly connects, the power is connected with control assembly through the fourth electricity connecting wire, control assembly through the fifth electricity connecting wire and the sixth electricity connecting wire with sampling assembly connects.
5. The buried pipeline corrosion monitoring system based on the Internet of things of claim 4,
the wireless transmission device is also connected with the power supply through a seventh electric connecting wire, and an interface where the seventh electric connecting wire is located or an interface where the first connecting wire is located in the wireless transmission device is connected with the third connecting wire;
the wireless transmission device comprises a switch, and the switch is connected with the first connecting line or the seventh connecting line, so that when the switch is turned on, one end of the control assembly can be connected with a power supply through the wireless transmission device, and the power supply supplies power to the control assembly and the sampling assembly.
6. The internet of things-based buried pipeline corrosion monitoring system of claim 2, wherein the sampling device further comprises:
the testing pile comprises a body, a first transmission line and at least one second transmission line, wherein the first transmission line and the at least one second transmission line are arranged inside the body, one end of the first transmission line is connected with the buried pipeline, the other end of the first transmission line is connected with the sampling assembly, one end of the second transmission line is connected with the sacrificial anode, and the other end of the second transmission line is connected with the sampling assembly so as to detect and receive potential information of the buried pipeline and the sacrificial anode.
7. The internet of things-based buried pipeline corrosion monitoring system of claim 5, wherein the wireless transmission device further comprises:
the antenna is used for being in wireless connection with the cloud platform server so as to transmit the voltage difference of the digital signals received by the wireless transmission device to the cloud platform server, and transmit the control signals sent by the cloud platform server to the wireless transmission device through the antenna so as to start the switch.
8. The internet of things-based buried pipeline corrosion monitoring system of claim 7, further comprising:
the signal receiving and transmitting device is arranged in a preset range away from at least one wireless transmission device, is in wireless connection with the at least one wireless transmission device, and is in wireless connection with the cloud platform server;
the wireless transmission device further comprises a short-distance wireless transmission piece, the short-distance wireless transmission piece is in wireless connection with the signal receiving and sending device when no network signal exists, the short-distance wireless transmission piece is used for sending the voltage difference of the digital signal to the signal receiving and sending device, and the signal receiving and sending device is used for sending the voltage difference of the digital signal to the cloud platform server.
9. The internet of things-based buried pipeline corrosion monitoring system of claim 1, further comprising:
the electronic equipment is in wireless connection with the cloud platform server so as to receive corrosion conditions of the pipeline sent by the cloud platform server.
10. The buried pipeline corrosion monitoring system based on the Internet of things of claim 1,
the cloud platform server is provided with state information corresponding to each wireless transmission device and each sampling device, and the state information at least comprises position information of a buried pipeline and IP (Internet protocol) information of each wireless transmission device, so that the corrosion condition of the buried pipeline corresponds to the position of the buried pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210852139.3A CN115112731A (en) | 2022-07-20 | 2022-07-20 | Buried pipeline corrosion monitoring system based on Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210852139.3A CN115112731A (en) | 2022-07-20 | 2022-07-20 | Buried pipeline corrosion monitoring system based on Internet of things |
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| Publication Number | Publication Date |
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| CN115112731A true CN115112731A (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210852139.3A Pending CN115112731A (en) | 2022-07-20 | 2022-07-20 | Buried pipeline corrosion monitoring system based on Internet of things |
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| Country | Link |
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| CN (1) | CN115112731A (en) |
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2022
- 2022-07-20 CN CN202210852139.3A patent/CN115112731A/en active Pending
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