CN111876786B - Remote monitoring method and device for cathode protection of buried pipeline - Google Patents
Remote monitoring method and device for cathode protection of buried pipeline Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
- C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
- C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
- C23F13/22—Monitoring arrangements therefor
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- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
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Abstract
The invention discloses a remote monitoring method and a remote monitoring device for cathode protection of a buried pipeline, which belong to the field of corrosion and technical protection, are used for a server end and comprise the following steps: the method comprises the steps of 1, obtaining first measurement data sent by a constant potential rectifier through a first positioning communication integrated user terminal and first position data of the constant potential rectifier, and obtaining second measurement data sent by an intelligent test pile through a second positioning communication integrated user terminal and second position data of the intelligent test pile. The invention can realize the simple automatic alarm function, and is beneficial to the manager to master the state of the pipeline in time.
Description
Technical Field
The invention belongs to the field of corrosion and technical protection, and particularly relates to a remote monitoring method and device for buried pipeline cathode protection.
Background
The cathodic protection technology is a necessary measure for ensuring the safety of a pipeline, and the protection effect depends on timely, correct and complete detection of parameters such as a U + voltage signal (V), an I + current signal (A), an RE potential signal (V), an SR set potential signal (mV) and the like of a cathodic protection system.
At present, in the process of carrying out cathodic protection on a pipeline, a plurality of potentiostats and a plurality of intelligent test piles need to be installed, in order to realize the intercommunication of the plurality of potentiostats, the plurality of intelligent test piles and a remote monitoring management system, a remote data measurement and control device needs to be independently equipped for each potentiostat, an independent GPS module needs to be arranged in each remote data measurement and control device, a GPRS module, an SIM card and the like, the system cost and the communication service fee are very high, and the conventional remote monitoring management system cannot automatically alarm.
Disclosure of Invention
The invention provides a remote monitoring method and a remote monitoring device for cathode protection of a buried pipeline, which aim to solve the problems that a plurality of potentiostats and a plurality of intelligent test piles need to be installed in the process of carrying out cathode protection on the pipeline at present, and in order to realize the mutual communication between the plurality of potentiostats and the plurality of intelligent test piles and a remote monitoring management system, a remote data measurement and control device needs to be independently arranged for each potentiostat, an independent GPS module, a GPRS module, an SIM card and the like need to be arranged in each remote data measurement and control device, the system cost and the communication service charge are very high, and the conventional remote monitoring management system cannot automatically alarm.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a remote monitoring method for cathode protection of a buried pipeline is used for a server side and comprises the following steps:
step 1, acquiring first measurement data sent by a potentiostat through a first positioning communication integrated user terminal and first position data of the potentiostat, and acquiring second measurement data sent by an intelligent test pile through a second positioning communication integrated user terminal and second position data of the intelligent test pile, wherein the first positioning communication integrated user terminal and the second positioning communication integrated user terminal can both position themselves and carry out wireless communication transceiving;
and 3, if the first measurement data is not in the first preset value range and/or the second measurement data is not in the second preset value range, sending potentiostat position information corresponding to the first position data, intelligent test pile position information corresponding to the first measurement data and/or the second position data, and the second measurement data to an equipment end for displaying information for a user.
The step 3 further comprises:
and the equipment end can perform sound-light alarm after receiving the position information and the measurement data of the intelligent test pile.
The step 3 specifically comprises the following steps:
step a, sending first alarm data and first position data to the equipment end if the first measurement data are judged not to be within the first preset value range, wherein the first alarm data are used for starting a first alarm of the equipment end, and the first position data are used for displaying a first position where a potentiostat is located on the equipment end; b, if the first measurement data are judged to be within the first preset value range, executing the step b;
b, sending second alarm data and second position data to the equipment end if the second measurement data is judged not to be within the second preset value range, wherein the second alarm data is used for starting a second alarm of the equipment end, the second position data is used for displaying a second position where the potentiostat is located on the equipment end, and executing the step c if the second measurement data is judged to be within the second preset value range;
c, sending third alarm data to the equipment end if the data connection between the first positioning communication integrated user terminal and the second positioning communication integrated user terminal is judged to be abnormal, wherein the third alarm data is used for starting a third alarm of the equipment end; and judging that the data connection of the first positioning communication integrated user terminal and the second positioning communication integrated user terminal is normal, and sending system normal data to the equipment end, wherein the system normal data is used for displaying system normal information through the equipment end.
The step b is specifically as follows:
n, judging whether the second measurement data is within-0.85V to-1.2V, if so, executing the step o, if more than-0.85V, executing the step p, and if less than-1.2V, executing the step q;
step o, sending normal data of the intelligent test pile to the equipment end, wherein the normal data of the intelligent test pile is used for displaying normal information of the intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
step p, sending intelligent test pile pipeline under-protection data to the equipment end, wherein the intelligent test pile pipeline under-protection data is used for displaying pipeline under-protection information of an intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
and q, sending the pipeline over-protection data of the intelligent test pile to the equipment end, wherein the pipeline over-protection data of the intelligent test pile is used for displaying the pipeline over-protection information of the intelligent test pile and the second position data corresponding to the intelligent test pile through the equipment end.
The step 1 specifically includes acquiring first measurement data sent by the potentiostat through the first integrated Beidou terminal and first position data of the potentiostat, and acquiring second measurement data sent by the intelligent test pile through the second integrated Beidou terminal and second position data of the intelligent test pile.
The method comprises the following steps:
the system comprises a data acquisition module, a first positioning communication integrated user terminal and a second positioning communication integrated user terminal, wherein the data acquisition module is used for acquiring first measurement data sent by a potentiostat through the first positioning communication integrated user terminal and first position data of the potentiostat, and acquiring second measurement data sent by an intelligent test pile through the second positioning communication integrated user terminal and second position data of the intelligent test pile;
the comparison module is used for comparing the first measurement data with a first preset value and comparing the second measurement data with a second preset value;
and the judging and displaying module is used for sending the position information of the potentiostat corresponding to the first position data, the position information of the intelligent test pile corresponding to the first measurement data and/or the second position data and the second measurement data to an equipment end for displaying information for a user if the first measurement data is not in the first preset value range and/or the second measurement data is not in the second preset value range.
The judging and displaying module further comprises:
and the equipment end can perform sound-light alarm after receiving the position information and the measurement data of the intelligent test pile.
The judging and displaying module is specifically as follows:
the first judgment module is used for sending first alarm data and first position data to the equipment end if the first measurement data are judged not to be within the first preset value range, the first alarm data are used for starting a first alarm of the equipment end, and the first position data are used for displaying a first position where the potentiostat is located on the equipment end; executing a second judging module if the first measuring data is judged to be in the first preset value range;
a second judging module, configured to send second alarm data and second position data to the device end if it is judged that the second measurement data is not within the second preset value range, where the second alarm data is used to start a second alarm of the device end, the second position data is used to display a second position where the potentiostat is located at the device end, and execute a third judging module if it is judged that the second measurement data is within the second preset value range;
a third judging module, configured to send third alarm data to the device side if it is judged that the data connection between the first positioning communication-integrated user terminal and the second positioning communication-integrated user terminal is abnormal, where the third alarm data is used to start a third alarm of the device side; and judging that the data connection of the first positioning communication integrated user terminal and the second positioning communication integrated user terminal is normal, and sending system normal data to the equipment end, wherein the system normal data is used for displaying system normal information through the equipment end.
The second judging module specifically comprises:
the judgment and comparison module is used for judging whether the second measurement data is within-0.85V to-1.2V, if the second measurement data is within the range, the step o is executed, if the second measurement data is less than-0.85V, the step p is executed, and if the second measurement data is more than-1.2V, the step q is executed;
the intelligent test pile normal data is used for displaying the normal information of the intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
the second display module is used for sending the intelligent test pile pipeline under-protection data to the equipment end, and the intelligent test pile pipeline under-protection data is used for displaying pipeline under-protection information of the intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
and the third display module is used for sending the intelligent test pile pipeline over-protection data to the equipment end, and the intelligent test pile pipeline over-protection data is used for displaying the pipeline over-protection information of the intelligent test pile and the second position data corresponding to the intelligent test pile through the equipment end.
The data acquisition module specifically is used for acquiring first measurement data sent by the potentiostat through the first integrated Beidou terminal and first position data of the potentiostat, and acquiring second measurement data sent by the intelligent test pile through the second integrated Beidou terminal and second position data of the intelligent test pile.
The invention has the beneficial effect that the problem that the pipeline potential cannot be uploaded and mastered in time because the pipeline potential is in a remote zone and has no signal or network is solved. The invention can realize simple automatic alarm function, which is benefit for manager to master pipe state in time.
Drawings
Fig. 1 is a flowchart of a method for remotely monitoring the cathodic protection of a buried pipeline according to an embodiment of the present invention;
fig. 2 is a flow chart of a logic for determining a potentiostat in a method for remotely monitoring cathodic protection of a buried pipeline according to an embodiment of the present invention;
fig. 3 is a flowchart of a logic for determining an intelligent test pile in a remote monitoring method for buried pipeline cathodic protection according to an embodiment of the present invention;
fig. 4 is a flowchart of a logic for determining an intelligent test pile in a remote monitoring method for buried pipeline cathodic protection according to another embodiment of the present invention;
fig. 5 is a flowchart of a logic for determining an intelligent test pile in a remote monitoring method for buried pipeline cathodic protection according to an embodiment of the present invention;
fig. 6 is a structural frame diagram of a remote monitoring device for cathodic protection of a buried pipeline according to an embodiment of the present invention;
fig. 7 is a structural frame diagram of a remote monitoring device for cathodic protection of a buried pipeline according to another embodiment of the present invention;
fig. 8 is a schematic diagram of an implementation environment according to various embodiments of the invention.
Detailed Description
It should be noted that, in the embodiments of the present invention, the terms referred to are:
an intelligent constant potential instrument is a device which automatically adjusts the protection current in an impressed current cathodic protection system to make the protected body at a constant potential. The intelligent potentiostat model: SMART RCRT-1G.
A location communication one-piece type user terminal, it can fix a position self position, also can carry out the interaction of information, and it can be for big dipper positioning navigation system or formula big dipper terminal as an organic whole, big dipper navigation system model: YTT-1-01 and YDD-3-01; the two models can realize the work content in the patent, and the used communication protocol can be as follows: china Tianhong Beidou satellite civil communication protocol (version 2.5).
Referring to fig. 8, a schematic diagram of an implementation environment according to various embodiments of the present invention is shown. The implementation environment comprises a server, an equipment end, a Beidou satellite, a database, a potentiostat and an intelligent test pile;
the server can be a server or a cluster of several servers, or a cloud computing service center.
The equipment end can be an existing handheld electronic device such as a mobile phone, a tablet computer and a notebook computer, and the electronic device can operate an electronic map.
The big dipper satellite is just an example, and can also include other satellites such as a GPS satellite which are used for global positioning and can transmit data simultaneously.
The database may be a hard disk or the like for storage.
The potentiostat is a negative feedback amplification-output system, and forms closed-loop regulation with protected objects (such as buried pipelines), and measures the potential of a conduction point through a reference electrode, and compares the potential as a sampling signal with a control signal to realize control and regulate polarization current output so that the conduction potential can be kept at a set control potential.
The intelligent testing pile and the cathode protection intelligent testing pile are emerging products of the new information technology of the new era of the Internet of things, the original cathode protection testing pile needs manual field measurement, so that the working efficiency is low, the data accuracy is low, the data acquisition is greatly influenced by environmental factors, and the data report statistics is troublesome. In order to comply with the development trend of the internet of things era, the cathode protection data acquisition is automated and intelligentized.
The following will describe a remote monitoring scheme for the cathodic protection of a buried pipeline according to embodiments of the present invention in detail by using several specific embodiments.
Example 1
Referring to fig. 1, there is shown a flow chart of a method for remotely monitoring the cathodic protection of a buried pipeline, which is used at a server side and comprises:
step 1, acquiring first measurement data sent by a potentiostat through a first positioning communication integrated user terminal and first position data of the potentiostat, and acquiring second measurement data sent by an intelligent test pile through a second positioning communication integrated user terminal and second position data of the intelligent test pile, wherein the first positioning communication integrated user terminal and the second positioning communication integrated user terminal can both position themselves and carry out wireless communication transceiving;
and 3, if the first measurement data is not in the first preset value range and/or the second measurement data is not in the second preset value range, sending potentiostat position information corresponding to the first position data, intelligent test pile position information corresponding to the first measurement data and/or the second position data, and the second measurement data to an equipment end for displaying information for a user.
In the embodiment, the intelligent test piles are distributed at each monitoring point along the pipeline and used for detecting the cathode protection effect and the operation parameters; the potentiostat and the intelligent test pile are electrically connected with the buried pipeline to form a transmission channel for inputting electrical parameters, and are respectively connected with the server through the first positioning communication integrated user terminal and the second positioning communication integrated user terminal to perform data transmission.
The method comprises the steps that a first preset value is a preset potential range interval of a potentiostat preset by a user when the potentiostat works normally, a second preset value is a normal potential numerical value range interval of a buried pipeline measured by an intelligent test pile, a server obtains measurement data of the potentiostat and the intelligent test pile through a first positioning and communication integrated user terminal and a second positioning and communication integrated user terminal, the server compares the first measurement data with a first preset value and compares the second measurement data with a second preset value, and if the first measurement data is not in the first preset value range and/or the second measurement data is not in the second preset value range, position information and measurement information of the potentiostat and the intelligent test pile are sent to an equipment end for the user to look up, so that the user can find out the target buried pipeline with problems in time.
Example 2
Further, according to another embodiment of the present invention, in the step 3, a method for remotely monitoring the cathodic protection of a buried pipeline further includes:
and the equipment end can perform sound-light alarm after receiving the position information and the measurement data of the intelligent test pile.
In the above embodiment, in order to remind the user of finding the target buried pipeline with problems in time, the acousto-optic alarm can be adopted to provide warning for the user, so that the user can quickly know the target buried pipeline with problems, and the protection potential of the buried pipeline can be effectively adjusted.
Example 3
Further, please refer to fig. 2, fig. 3, fig. 4 and fig. 5, which show a flow chart of a judgment logic of a potentiostat and a flow chart of a judgment logic of a plurality of intelligent test piles in the remote monitoring method of buried pipeline cathodic protection according to another embodiment of the remote monitoring method of buried pipeline cathodic protection according to the present invention, wherein step 3 is specifically:
step a, if the first measurement data is judged not to be within the first preset value range, first alarm data and first position data are sent to the equipment end, the first alarm data are used for starting a first alarm of the equipment end, and the first position data are used for displaying a first position where a potentiostat is located on the equipment end; b, if the first measurement data are judged to be within the first preset value range, executing the step b;
b, sending second alarm data and second position data to the equipment end if the second measurement data is judged not to be within the second preset value range, wherein the second alarm data is used for starting a second alarm of the equipment end, the second position data is used for displaying a second position where the potentiostat is located on the equipment end, and executing the step c if the second measurement data is judged to be within the second preset value range;
step c, if the data connection between the first positioning communication integrated user terminal and the second positioning communication integrated user terminal is judged to be abnormal, third alarm data is sent to the equipment end, and the third alarm data is used for starting a third alarm of the equipment end; and judging that the data connection of the first positioning communication integrated user terminal and the second positioning communication integrated user terminal is normal, and sending system normal data to the equipment end, wherein the system normal data is used for displaying system normal information through the equipment end.
The step a further comprises the following steps:
step I, if the first measurement data are judged to be abnormal, fourth alarm data are sent to the equipment end, the fourth alarm data are used for starting a fourth alarm of the equipment end, and if the first measurement data are judged to be abnormal, the step II is carried out;
and step II, sending fifth alarm data to the equipment end if the second measurement data is judged to be abnormal, wherein the fifth alarm data is used for starting a fifth alarm of the equipment end, and turning to the step a if the second measurement data is judged to be abnormal.
In the above embodiment, the server starts the fourth alarm when judging that the data of the plurality of potentiostats are abnormal, starts the fifth alarm when the potential data of the intelligent test pile corresponds to the abnormality, locates the communication integrated user terminal and determines that the pipeline potential is abnormal and the potentiostat fails, and the server sends the first alarm information to the equipment terminal, and reminds the user of the fault of the potentiostats or the intelligent test pile through the equipment terminal.
And if the connection between the intelligent test pile and the constant potential rectifier is normal, executing the step a to finish further judgment.
The laying geographic position of the pipeline is usually located in a field environment, the landform and the landform along the pipeline are complex, and the climate environment is various. Some pipeline approaches to the places where people are rarely arrived, such as gobi, desert, mountain, river, lake and grassland. Conventional communication means are deficient, and new communication channels are inconvenient to construct, so that the normal operation of automation services in various pipeline industries is seriously influenced, and the management is inconvenient. In the process of oil and gas transportation, most of pipelines are laid at remote positions, cathode protection is inconvenient to disperse and supply power, the pipelines are far away from a processing station, management difficulty is high, unattended operation is mostly adopted, the field inspection period is long after construction, labor intensity and risk of workers are high, and a large amount of manpower and material resources are required to be input.
Because some pipelines are in remote zones, the existing cathode protection wireless remote monitoring system adopting GPRS network, data transmission radio station and other transmission is easily influenced by network signal difference, so that the pipeline potential cannot be uploaded in time, pipeline personnel cannot timely master the pipeline cathode protection running state, and cannot timely respond to and adjust the protection state.
Therefore, it is a major problem in the art to solve the above problems in the use of multiple potentiostats and multiple intelligent test piles, to find a more efficient and cost-effective working mode, to realize the remote real-time monitoring of the operating states of the potentiostats and the intelligent test piles, to accurately obtain various parameter values therein, and to perform remote monitoring and control.
The server judges that the data of the plurality of the potentiostats are abnormal, determines that the potentiostat setting has deviation, sends the data of the potentiostats to the equipment end, reminds a user of setting faults of the potentiostats through the equipment end, and sends position information of the number of the abnormal potentiostats.
The server judges that data of the plurality of potentiostats are abnormal, potential data of the plurality of intelligent test piles are abnormal, positioning and transmission data of the positioning and communication integrated user terminal are abnormal, it is determined that the potential of the pipeline is under-protected or over-protected, voltage/current output by the potentiostats is positive or negative, the server sends the potential data of the intelligent test piles to the equipment end, and the user is reminded of potential abnormality of the buried pipeline corresponding to the intelligent test pile at the target position through the equipment end. .
The server judges that the potential data of the intelligent test piles are not abnormal, the potential data of the potentiostats are not abnormal, the positioning and communication integrated user terminal positions and transmits data abnormally, the fault of the Beidou navigation positioning system is determined, the target intelligent test pile which does not normally receive data can be obtained, and the fault of the positioning and communication integrated user terminal of the intelligent test pile which does not receive information is deduced.
The server judges that data of the plurality of potentiostats are not abnormal, potential data of the plurality of intelligent test piles are not abnormal, and potential data of the plurality of positioning communication integrated user terminals and transmission data are not abnormal, so that the potential of the pipeline is determined to be in a normal protection potential state, the server sends system normal information to the equipment end, and the user is reminded of the system normal information through the equipment end. The embodiment can quickly determine the problems of the buried pipeline and the accident site.
Example 4
Further, please refer to fig. 2, fig. 3, fig. 4 and fig. 5, which show a flow chart of a judgment logic of a potentiostat and a flow chart of a judgment logic of a plurality of intelligent test piles in the remote monitoring method of buried pipeline cathodic protection according to another embodiment of the remote monitoring method of buried pipeline cathodic protection according to the present invention, wherein step b specifically comprises:
n, judging whether the second measurement data is within-0.85V to-1.2V, if so, executing the step o, if more than-0.85V, executing the step p, and if less than-1.2V, executing the step q;
step o, sending normal data of the intelligent test pile to the equipment end, wherein the normal data of the intelligent test pile is used for displaying normal information of the intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
step p, sending intelligent test pile pipeline under-protection data to the equipment end, wherein the intelligent test pile pipeline under-protection data is used for displaying pipeline under-protection information of an intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
and q, sending the pipeline over-protection data of the intelligent test pile to the equipment end, wherein the pipeline over-protection data of the intelligent test pile is used for displaying the pipeline over-protection information of the intelligent test pile and the second position data corresponding to the intelligent test pile through the equipment end.
In the embodiment, the second preset value of the parameter of the intelligent test pile is set to be-0.85V to-1.2V, the measured potential data of the intelligent test piles is less than or equal to-0.85V and more than or equal to-1.2V, and the buried pipeline corresponding to the intelligent test pile has normal potential;
if the measured potential data of the intelligent test pile is larger than-0.85V, underprotection is carried out on the buried pipeline corresponding to the intelligent test pile; and if the measured potential data of the intelligent test pile is less than-1.2V, the buried pipeline is over-protected.
Example 5
Further, according to another embodiment of the remote monitoring method for the cathode protection of the buried pipeline, in the step 1, specifically, first measurement data sent by the potentiostat through the first integrated Beidou terminal and first position data of the potentiostat are obtained, and second measurement data sent by the intelligent test pile through the second integrated Beidou terminal and second position data of the intelligent test pile are obtained.
In the above embodiment, the first positioning communication integrated user terminal and the second positioning communication integrated user terminal are integrated Beidou terminals, the integrated Beidou terminals can be Beidou integrated dual-mode terminals JZ2001, the Beidou integrated dual-mode terminals integrate Beidou RDSS and Beidou RNSS B1/GPS L1 satellite signal frequency points, short message communication and position information are provided for users, and a positioning/navigation solution with miniaturization, high integration, high sensitivity and low power consumption is provided for vehicle-mounted, shipborne and other navigation positioning applications.
Example 6
Referring to fig. 6, there is shown a structural frame diagram of a remote monitoring device for cathodic protection of a buried pipeline, which is used at a server side and comprises:
the system comprises a data acquisition module, a first positioning communication integrated user terminal, a second positioning communication integrated user terminal, a data acquisition module and a control module, wherein the data acquisition module is used for acquiring first measurement data sent by a potentiostat through the first positioning communication integrated user terminal and first position data of the potentiostat, acquiring a communication integrated user terminal sent by an intelligent test pile through the second positioning communication integrated user terminal, second measurement data for the second positioning communication integrated user terminal and second position data of the intelligent test pile, and the first positioning user terminal can position the self position and carry out wireless communication transceiving;
the comparison module is used for comparing the first measurement data with a first preset value and comparing the second measurement data with a second preset value;
and the judging and displaying module is used for sending the position information of the potentiostat corresponding to the first position data, the position information of the intelligent test pile corresponding to the first measurement data and/or the second position data and the second measurement data to an equipment end for displaying information for a user if the first measurement data is not in the first preset value range and/or the second measurement data is not in the second preset value range.
In the embodiment, the intelligent test piles are distributed at each monitoring point along the pipeline and are used for detecting the cathode protection effect and the operation parameters; the potentiostat and the intelligent test pile are electrically connected with the buried pipeline to form a transmission channel for inputting electrical parameters, and are respectively connected with the server through the first positioning communication integrated user terminal and the second positioning communication integrated user terminal to perform data transmission.
The first preset value is a preset potential range interval of a potentiostat preset by a user when the potentiostat works normally, the second preset value is a normal potential numerical value range interval of a buried pipeline measured by an intelligent test pile, a data acquisition module of the server acquires measurement data of the potentiostat and the intelligent test pile through a first positioning communication integrated user terminal and a second positioning communication integrated user terminal, a comparison module of the server compares the first measurement data with the first preset value and compares the second measurement data with the second preset value, and a judgment display module is adopted for judging, if the first measurement data is not in the first preset value range and/or the second measurement data is not in the second preset value range, the position information and the measurement information of the potentiostat and the intelligent test pile are sent to the equipment end for the user to look up, and the target buried pipeline which is found to have problems by the user in time is effectively improved.
Example 7
Further, in another embodiment of the present invention, the remote monitoring device for cathode protection of a buried pipeline further includes:
and the equipment end can perform sound-light alarm after receiving the position information and the measurement data of the intelligent test pile.
In the above embodiment, the device end can provide warning for the user by adopting acousto-optic alarm for rapidly reminding the user of timely finding out the faulty target buried pipeline, so that the user can quickly know the faulty target buried pipeline and effectively adjust the protection potential of the buried pipeline.
Example 8
Further, referring to fig. 7, in another embodiment of the remote monitoring device for buried pipeline cathodic protection according to the present invention, the judging and displaying module specifically includes:
the first judging module is used for sending first alarm data and first position data to the equipment end if the first measuring data are judged not to be within the first preset value range, wherein the first alarm data are used for starting a first alarm of the equipment end, and the first position data are used for displaying a first position where the potentiostat is located on the equipment end; executing a second judging module if the first measurement data is judged to be within the first preset value range;
a second judging module, configured to send second alarm data and second position data to the device end if it is judged that the second measurement data is not within the second preset value range, where the second alarm data is used to start a second alarm of the device end, the second position data is used to display a second position where the potentiostat is located at the device end, and execute a third judging module if it is judged that the second measurement data is within the second preset value range;
a third judging module, configured to send third alarm data to the device side if it is judged that the data connection between the first positioning communication-integrated user terminal and the second positioning communication-integrated user terminal is abnormal, where the third alarm data is used to start a third alarm of the device side; and judging that the data connection of the first positioning communication integrated user terminal and the second positioning communication integrated user terminal is normal, and sending system normal data to the equipment end, wherein the system normal data is used for displaying system normal information through the equipment end.
The first judging module further comprises:
a fourth judging module, configured to send fourth alarm data to the device end if it is determined that the first measurement data is abnormal, where the fourth alarm data is used to start a fourth alarm of the device end, and go to a fifth judging module if it is determined that the first measurement data is not abnormal;
and the fifth judging module is used for sending fifth alarm data to the equipment end if judging that the second measurement data is abnormal, wherein the fifth alarm data is used for starting a fifth alarm of the equipment end, and the first judging module is switched to if judging that the second measurement data is not abnormal.
In the above embodiment, the server starts the fourth alarm when judging that the data of the plurality of potentiostats are abnormal, starts the fifth alarm when the potential data of the intelligent test pile corresponds to the abnormality, locates the communication integrated user terminal and determines that the pipeline potential is abnormal and the potentiostat fails, and the server sends the first alarm information to the equipment terminal, and reminds the user of the fault of the potentiostats or the intelligent test pile through the equipment terminal.
And if the connection between the intelligent test pile and the constant potential rectifier is normal, executing a first judgment module to finish further judgment.
The laying geographic position of the pipeline is usually located in a field environment, the landform and the landform along the pipeline are complex, and the climate environment is various. Some pipeline approaches to the places where people are rarely arrived, such as gobi, desert, mountain, river, lake and grassland. Conventional communication means are deficient, and new communication channels are inconvenient to construct, so that the normal operation of automation services in various pipeline industries is seriously influenced, and the management is inconvenient. In the process of oil and gas transportation, most of pipelines are laid at remote positions, cathode protection is inconvenient to disperse and supply power, the pipelines are far away from a processing station, management difficulty is high, unattended operation is mostly adopted, the field inspection period is long after construction, labor intensity and risk of workers are high, and a large amount of manpower and material resources are required to be input.
Because some pipelines are in remote zones, the existing cathode protection wireless remote monitoring system adopting GPRS network, data transmission radio and other transmission is easily affected by network signal difference, so that pipeline potential cannot be uploaded in time, pipeline personnel cannot timely master the operation state of pipeline cathode protection, and cannot timely respond to adjustment protection state.
Therefore, it is a major problem in the art to solve the above problems in the use of multiple potentiostats and multiple intelligent test piles, to find a more efficient and cost-effective working mode, to realize the remote real-time monitoring of the operating states of the potentiostats and the intelligent test piles, to accurately obtain various parameter values therein, and to perform remote monitoring and control.
The server judges data abnormality of the plurality of potentiostats through the first judgment module, determines deviation of the potentiostat setting, sends the data abnormality of the potentiostats to the equipment end, reminds a user of setting faults of the potentiostats through the equipment end, and sends position information of the number of the abnormal potentiostats.
The server judges whether data of a plurality of potentiostats are abnormal or not, judges whether potential data of the intelligent test pile are abnormal or not through the second judgment module, positions and transmits data without abnormality through the positioning and communication integrated user terminal, determines that the potential of the pipeline is under-protected or over-protected, and outputs positive or negative voltage/current, sends the potential data of the intelligent test pile to the equipment end, and reminds a user of the potential abnormality of the buried pipeline corresponding to the intelligent test pile at the target position through the equipment end.
The server judges whether the potential data of the intelligent test piles are abnormal or not, the potential data of the potentiostats are abnormal or not, the third judgment module judges whether the integrated positioning and communication user terminal is abnormal or not, if the integrated positioning and communication user terminal is abnormal in positioning and data transmission, the fault of the Beidou navigation positioning system is determined, the target intelligent test pile which does not normally receive data can be obtained, and the fault of the integrated positioning and communication user terminal of the intelligent test pile which does not receive information is deduced.
The server judges that data of the plurality of potentiostats are not abnormal, potential data of the plurality of intelligent test piles are not abnormal, the third judgment module judges that the positioning communication integrated user terminal and transmission data are not abnormal, the situation that the potential of the pipeline is in a normal protection potential state is determined, the server sends system normal information to the equipment end, and the equipment end reminds the user of the system normal information. The embodiment can quickly determine the problems of the buried pipeline and the place of the accident.
Example 9
Further, according to another embodiment of the remote monitoring device for cathode protection of a buried pipeline of the present invention, the second determining module specifically includes:
the judgment comparison module is used for judging whether the second measurement data are within-0.85V to-1.2V, executing the step o if the second measurement data are within the range, executing the step p if the second measurement data are less than-0.85V, and executing the step q if the second measurement data are more than-1.2V;
the intelligent test pile normal data is used for displaying the normal information of the intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
the second display module is used for sending the intelligent test pile pipeline under-protection data to the equipment end, and the intelligent test pile pipeline under-protection data is used for displaying pipeline under-protection information of the intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
and the third display module is used for sending the intelligent test pile pipeline over-protection data to the equipment end, and the intelligent test pile pipeline over-protection data is used for displaying the pipeline over-protection information of the intelligent test pile and the second position data corresponding to the intelligent test pile through the equipment end.
In the embodiment, the second preset value of the parameter of the intelligent test pile is set to be-0.85V-1.2V, and the data interval measured by the intelligent test pile is judged through the judgment and comparison module;
the measured potential data of the intelligent test pile is less than or equal to-0.85V and more than or equal to-1.2V, the buried pipeline corresponding to the intelligent test pile has normal potential, and the first display module sends the normal data of the intelligent test pile to the equipment end;
if the measured potential data of the intelligent test pile is larger than-0.85V, the underground pipeline corresponding to the intelligent test pile is under-protected, and the second display module sends the pipeline under-protection data of the intelligent test pile to the equipment end; and if the measured potential data of the intelligent test pile is less than-1.2V, the buried pipeline is over-protected, and the third display module sends the pipeline over-protection data of the intelligent test pile to the equipment end.
Example 10
Further, according to another embodiment of the remote monitoring device for cathode protection of the buried pipeline, the data acquisition module specifically acquires first measurement data sent by the potentiostat through the first integrated Beidou terminal and first position data of the potentiostat, and acquires second measurement data sent by the intelligent test pile through the second integrated Beidou terminal and second position data of the intelligent test pile.
In the above embodiment, the first positioning communication integrated user terminal and the second positioning communication integrated user terminal are integrated Beidou terminals, the integrated Beidou terminals can be Beidou integrated dual-mode terminals JZ2001, the Beidou integrated dual-mode terminals integrate Beidou RDSS and Beidou RNSS B1/GPS L1 satellite signal frequency points, short message communication and position information are provided for users, and a positioning/navigation solution with miniaturization, high integration, high sensitivity and low power consumption is provided for vehicle-mounted, shipborne and other navigation positioning applications. The Beidou navigation system models can also be YTT-1-01 and YDD-3-01, and the used communication protocol can be China Tianhong Beidou satellite civil communication protocol (version 2.5).
It should be noted that the descriptions relating to "first", "second", etc. in the present embodiment are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Technical solutions between various embodiments may be combined with each other, but must be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
It should be noted that: the foregoing functional modules are merely illustrated in terms of division, and in practical applications, the above functions may be distributed by different functional modules as needed to complete all or part of the functions described above. In addition, the embodiments of the remote monitoring method for the cathode protection of the buried pipeline and the remote monitoring device for the cathode protection of the buried pipeline provided by the above embodiments belong to the same concept, and specific implementation processes thereof are described in detail in the method embodiments, and are not described again here.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc. The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (6)
1. A remote monitoring method for buried pipeline cathodic protection is used for a server side, and is characterized by comprising the following steps:
step 1, acquiring first measurement data sent by a potentiostat through a first positioning communication integrated user terminal and first position data of the potentiostat, and acquiring second measurement data sent by an intelligent test pile through a second positioning communication integrated user terminal and second position data of the intelligent test pile, wherein the first positioning communication integrated user terminal and the second positioning communication integrated user terminal can both position themselves and carry out wireless communication transceiving;
step 2, comparing the first measurement data with a first preset value, and comparing the second measurement data with a second preset value;
step 3, if the first measurement data is not in the first preset value range and/or the second measurement data is not in the second preset value range, sending potentiostat position information corresponding to the first position data, intelligent test pile position information corresponding to the first measurement data and/or the second position data, and the second measurement data to an equipment end for displaying information for a user;
the step 3 specifically comprises the following steps:
step a, if the first measurement data is judged not to be within the first preset value range, first alarm data and first position data are sent to the equipment end, the first alarm data are used for starting a first alarm of the equipment end, and the first position data are used for displaying a first position where a potentiostat is located on the equipment end; b, if the first measurement data are judged to be within the first preset value range, executing the step b;
b, sending second alarm data and second position data to the equipment end if the second measurement data is judged not to be within the second preset value range, wherein the second alarm data is used for starting a second alarm of the equipment end, the second position data is used for displaying a second position where the potentiostat is located on the equipment end, and executing the step c if the second measurement data is judged to be within the second preset value range;
c, sending third alarm data to the equipment end if the data connection between the first positioning communication integrated user terminal and the second positioning communication integrated user terminal is judged to be abnormal, wherein the third alarm data is used for starting a third alarm of the equipment end; judging that the data connection of the first positioning communication integrated user terminal and the second positioning communication integrated user terminal is normal, and sending system normal data to the equipment end, wherein the system normal data is used for displaying system normal information through the equipment end;
the step b specifically comprises the following steps:
n, judging whether the second measurement data is within-0.85V to-1.2V, if so, executing the step o, if more than-0.85V, executing the step p, and if less than-1.2V, executing the step q;
step o, sending normal data of the intelligent test pile to the equipment end, wherein the normal data of the intelligent test pile is used for displaying normal information of the intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
step p, sending intelligent test pile pipeline under-protection data to the equipment end, wherein the intelligent test pile pipeline under-protection data is used for displaying pipeline under-protection information of an intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
and q, sending the pipeline over-protection data of the intelligent test pile to the equipment end, wherein the pipeline over-protection data of the intelligent test pile is used for displaying the pipeline over-protection information of the intelligent test pile and the second position data corresponding to the intelligent test pile through the equipment end.
2. The remote monitoring and control method for the cathodic protection of a buried pipeline according to claim 1, wherein said step 3 further comprises:
and the equipment end can perform sound-light alarm after receiving the position information and the measurement data of the intelligent test pile.
3. The method for remotely monitoring, regulating and controlling the cathodic protection of a buried pipeline according to claim 1, wherein the step 1 is specifically to obtain first measurement data sent by a potentiostat through a first integrated Beidou terminal and first position data of the potentiostat, and obtain second measurement data sent by an intelligent test pile through a second integrated Beidou terminal and second position data of the intelligent test pile.
4. The remote monitoring device for the cathode protection of the buried pipeline, which is used for the server end, of the remote monitoring and control method for the cathode protection of the buried pipeline according to claim 1, is characterized by comprising:
the system comprises a data acquisition module, a first positioning communication integrated user terminal and a second positioning communication integrated user terminal, wherein the data acquisition module is used for acquiring first measurement data sent by a potentiostat through the first positioning communication integrated user terminal and first position data of the potentiostat, and acquiring second measurement data sent by an intelligent test pile through the second positioning communication integrated user terminal and second position data of the intelligent test pile;
the comparison module is used for comparing the first measurement data with a first preset value and comparing the second measurement data with a second preset value;
the judgment and display module is used for sending potentiostat position information corresponding to the first position data, intelligent test pile position information corresponding to the first measurement data and/or the second position data and the second measurement data to an equipment end for displaying information for a user if the first measurement data is not within the first preset value range and/or the second measurement data is not within the second preset value range;
the judging and displaying module is specifically as follows:
the first judgment module is used for sending first alarm data and first position data to the equipment end if the first measurement data are judged not to be within the first preset value range, the first alarm data are used for starting a first alarm of the equipment end, and the first position data are used for displaying a first position where the potentiostat is located on the equipment end; executing a second judging module if the first measurement data is judged to be within the first preset value range;
a second judging module, configured to send second alarm data and second position data to the device end if it is judged that the second measurement data is not within the second preset value range, where the second alarm data is used to start a second alarm of the device end, the second position data is used to display a second position where the potentiostat is located at the device end, and execute a third judging module if it is judged that the second measurement data is within the second preset value range;
a third judging module, configured to send third alarm data to the device side if it is judged that the data connection between the first positioning communication-integrated user terminal and the second positioning communication-integrated user terminal is abnormal, where the third alarm data is used to start a third alarm of the device side; judging that the data connection of the first positioning communication integrated user terminal and the second positioning communication integrated user terminal is normal, and sending system normal data to the equipment end, wherein the system normal data is used for displaying system normal information through the equipment end;
the second judging module specifically comprises:
the judging and comparing module is used for judging whether the second measurement data is within a range of-0.85V to-1.2V, if the second measurement data is within the range, the step o is executed, if the second measurement data is less than-0.85V, the step p is executed, and if the second measurement data is greater than-1.2V, the step q is executed;
the intelligent test pile normal data is used for displaying the normal information of the intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
the second display module is used for sending intelligent test pile pipeline under-protection data to the equipment end, and the intelligent test pile pipeline under-protection data is used for displaying pipeline under-protection information of the intelligent test pile and second position data corresponding to the intelligent test pile through the equipment end;
and the third display module is used for sending the intelligent test pile pipeline over-protection data to the equipment end, and the intelligent test pile pipeline over-protection data is used for displaying the pipeline over-protection information of the intelligent test pile and the second position data corresponding to the intelligent test pile through the equipment end.
5. The remote monitoring and control device for cathodic protection of a buried pipeline according to claim 4, wherein said judging and displaying module further comprises:
and the equipment end can perform sound-light alarm after receiving the position information and the measurement data of the intelligent test pile.
6. The remote monitoring and control device for the cathode protection of the buried pipeline according to claim 4, wherein the data acquisition module is specifically configured to acquire first measurement data sent by the potentiostat through the first integrated Beidou terminal and first position data of the potentiostat, and acquire second measurement data sent by the intelligent test pile through the second integrated Beidou terminal and second position data of the intelligent test pile.
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| CN116145145A (en) * | 2021-11-23 | 2023-05-23 | 中国石油天然气集团有限公司 | Buried pipeline intelligent cathode protection test pile based on Beidou satellite |
| CN115325466B (en) * | 2022-08-31 | 2024-09-10 | 北京美斯顿科技开发有限公司 | Comprehensive monitoring pile for buried pipeline |
| CN117821984B (en) * | 2024-03-04 | 2024-05-24 | 成都秦川物联网科技股份有限公司 | Intelligent gas pipeline cathode protection intelligent detection method and Internet of things system |
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