CN105070012A - Beidou satellite-GSM-based dual-mode cathode protection intelligent system - Google Patents

Beidou satellite-GSM-based dual-mode cathode protection intelligent system Download PDF

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Publication number
CN105070012A
CN105070012A CN201510471946.0A CN201510471946A CN105070012A CN 105070012 A CN105070012 A CN 105070012A CN 201510471946 A CN201510471946 A CN 201510471946A CN 105070012 A CN105070012 A CN 105070012A
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China
Prior art keywords
data
control center
acquisition terminal
gsm
big
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Pending
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CN201510471946.0A
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Chinese (zh)
Inventor
郝彬
张宗旺
田亚素
李来成
张巍然
张永正
贾亮
刘士女
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Yulin Quantianhou Cathodic Protection Co Ltd
Xi'an Hanghua Information Technology Co Ltd
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Yulin Quantianhou Cathodic Protection Co Ltd
Xi'an Hanghua Information Technology Co Ltd
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Application filed by Yulin Quantianhou Cathodic Protection Co Ltd, Xi'an Hanghua Information Technology Co Ltd filed Critical Yulin Quantianhou Cathodic Protection Co Ltd
Priority to CN201510471946.0A priority Critical patent/CN105070012A/en
Publication of CN105070012A publication Critical patent/CN105070012A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a Beidou satellite-GSM-based dual-mode cathode protection intelligent system. The system comprises an automatic acquisition terminal fixed to a test stub, a control center for receiving cathode protection data measured and transmitted by the automatic acquisition terminal and displaying the data in real time by an information processing platform of the control center, wherein the communication data is verified by a CRC verification method, and a control end for receiving the control center data, wherein the control end comprises a user mobile phone communicated by a GSM base station and a user management computer connected by a network and the control center collects and processes data acquired by the automatic acquisition terminal and transmits a control instruction to the automatic acquisition terminal. The system greatly improves long distance cathode protection data transmission reliability. Geographic coordinates of a cathode protection test stub are shown by a Beidou positioning technology so that test stub monitoring, maintenance and replacement are convenient.

Description

A kind of based on big-dipper satellite and GSM bimodulus cathodic protection intelligent system
Technical field
The present invention relates to and belong to satellite communication field, particularly a kind of based on big-dipper satellite and GSM dual mode communication technology, the intelligent system that cathodic protection test pile long distance transmit and geographic coordinate represent.
Background technology
The initial stage that " band one tunnel " is built, the necessarily construction of the infrastructure such as oil and gas pipes, the oil of Central Asia's cheapness, rock gas equal energy source product is transported to China, higher to the requirement of pipe-line construction and transport, long-distance pipe even can through multiple countries and regions, residing environmental abnormality is complicated, this just makes existing pipeline cathode protection system in the process used, new problem can be run into, pipeline transportation is as the main thoroughfare of China's energy transport, it needs to pass through desert usually, the various complex environment region such as depopulated zone, the cathodic protection of pipeline is to the monitoring of corrosive pipeline situation, have great importance, the good collection of cathodic protection system data is the reliable guarantees ensureing pipeline transportation safety.Long-distance pipe transports, its cathodic protection system data, and acquisition cost is high, and gather difficulty large, the maintenance cost of detective pole is high.The normal operation of cathodic protection system depends on manual inspection for a long time, the discovery of equipment operation failure mainly by the inspection along the line of human at periodic intervals, in depopulated zone or desert area, the very high and inefficiency of cost.
Notification number CN104217562A discloses a kind of cathodic protection automatic data collection method based on wireless sensor network; describe a kind of based on wireless sensor network, the high-power hardware communications node that is operated in 391HZ-464MHZ frequency range, there is 3-5 km transmission ability; depend on wireless senser as its data communication method; in long-distance pipe transport; very inapplicable, and also cannot break away from artificial dependence.
Notification number CN103614730A discloses a kind of system and method detected buried pipeline cathodic protection, and wherein describing its communication network can be third generation networks communication technology 3G network, general packet radio service technology GPRS network or Optical Fiber Transmission Network.In the wild under complex environment, although take separately packet radio service technology GPRS network also can realize telecommunication, GPRS data image data is discontinuous, happening occasionally of the problem of leak source.
The data collection task of long distance cathodic protection system, requirement for detective pole is also very strict, in depopulated zone, desert or area, river, the long-time preservation problem of detective pole is difficult point, the life cycle of cathodic protection system is long, detective pole is again the key of cathodic protection system, therefore, the long-time preservation problem of detective pole directly affects the data collection problems of cathodic protection system, in the long-distance transportation on band one tunnel, burying underground of detective pole is many, the difficulty of artificial inspection is large, the repair and replacement outstanding problem of detective pole, therefore detective pole is very crucial in long distance cathodic protection system.
Notification number CN103985243A discloses a kind of cathodic protection potential detection system for buried metal pipeline; which describe the structure of detective pole; described detective pole is the open column shape body of glass steel material; have bottom detective pole and extend and the rectangular connecting panels of row sideslip lid along outer wall to surrounding; web joint has some bolts hole, described hollow shell is provided with the screw rod that several extend straight up.Its detective pole in use; although also its basic function can be realized for the detection of the cathodic protection data of existing buried steel pipeline; but it does not consider the complicacy of existing environment; the cost of glass steel material is higher; installation difficulty is large, and in the process used, in time being placed in desert or depopulated zone uses; detective pole internal temperature is too high, shortens the life-span of other checkout equipments such as the circuit board of detective pole inside.Fiberglass is in the process used simultaneously, is easily subject to the destruction of flock of sheep or other field animals.After time is long, also damage can be corroded.Existing Some Enterprises also takes stainless steel as the main material of detective pole; but it is easily stolen; or pulled out by lawless person along the line and sell scrap iron; and once there is stolen situation in detective pole; be difficult to find; directly affect the protection of cathodic protection system to buried steel pipeline, also cannot gather for cathodic protection system data.
Notification number CN104217562A discloses a kind of cathodic protection automatic data collection method based on wireless sensor network; wherein introduce the solar powered module of collector hardware communications node structure; it is only for utilizing sun power to propose simple suggestion; do not consider the long-time preservation problem in depopulated zone, and prevent other animals or dust storm, problem that rainwater destroys.Directly be applied in long apart from unreasonable in use on the cathodic protection system of buried steel pipeline.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of based on big-dipper satellite and GSM bimodulus cathodic protection intelligent system, greatly can improve the reliability of long distance cathodic protection data transmission.Utilize the stake of Big Dipper location technology anticathode relay testing to carry out geographic coordinate to represent, be convenient to the monitoring to detective pole, maintenance and change.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of based on big-dipper satellite and GSM bimodulus cathodic protection intelligent system, comprising:
One is fixed on the automatic acquisition terminal on detective pole,
One control center, the cathodic protection data measured are transferred to described control center by described automatic acquisition terminal, and are shown in real time by the information processing platform of control center, and described communication data adopts CRC check mode;
And the control end that accepts control center's data, described control end comprises a user mobile phone be communicated with by GSM base station, and the user management computing machine that is connected by network;
The data that automatic acquisition terminal obtains are collected and processed in described control center, and sending controling instruction is to automatic acquisition terminal.
In a preferred embodiment of the invention, described automatic acquisition terminal comprises a detective pole main body, and one is fixed on the box for putting in detective pole main body, and described box for putting upper end is provided with the one-piece type subscriber computer of the Big Dipper by an antenna holder,
One is arranged at accumulator, control enclosure, anode terminal, cathode terminal and contrast electrode binding post in box for putting,
Described control enclosure connects GPRS module, provides 5V to power with its serial communication; Control enclosure is connected by Serial Port Line with the one-piece type subscriber computer of the Big Dipper; Control enclosure is also connected with anode terminal, cathode terminal, contrast electrode binding post, for automatically gathering anode potential, cathode potential, protective current; GPRS module and the one-piece type subscriber computer of the Big Dipper are together responsible for by information reporting to control center, and accumulator is system power supply;
Also comprise a protection assembly; described protection assembly comprises MAG block anode unit; magnesium ribbon anode group and solid permanent reference electrode; MAG block anode unit is connected with anode terminal respectively by cable with magnesium ribbon anode group; solid permanent reference electrode goes out ground by cable junction, is then connected with contrast electrode binding post through the protective jacket in detective pole main body.
In a preferred embodiment of the invention, described accumulator is connected with solar panels by wire, and described solar panels are placed on box for putting by Windproof bracket.
In a preferred embodiment of the invention, described antenna holder is hollow cylinder, and built-in GPRS antenna is arranged on the inner chamber of antenna holder.
In a preferred embodiment of the invention, described automatic acquisition terminal and control center all adopt the mode of operation of the Big Dipper/GSM bimodulus, and both are carried out data transmission.
In a preferred embodiment of the invention; the transmission of described cathodic protection data is divided into active mode and passive mode two kinds; active mode be pipe under test cathodic protection system data by place detective pole in stipulated time section; to the data that control center sends; passive mode is the mode that control center passes through to inquire about, and requires the cathodic protection data of place detective pole transmission.
In a preferred embodiment of the invention, described control center comprises Big Dipper data transmitting/receiving equipment, GSM message transceiver, server, Switching Power Supply, fire wall, router and information platform;
Described server connects Big Dipper transceiver, for receiving the data sent by big-dipper satellite from described acquisition terminal; Server connects GSM message transceiver, for receiving from the data sent by GSM message of described acquisition terminal with to user's short message alarm; Server is connected respectively with fire wall, router, connects for network security, and Switching Power Supply connects Big Dipper data transmitting/receiving equipment, GSM message transceiver, for power supply.
By technique scheme, the invention has the beneficial effects as follows:
One, structure is simple, convenient and practical.
Two, with low cost, be easy to promote.
Three, the stake of anticathode relay testing is carried out geographic coordinate and is represented, and is convenient to maintenance and the replacing of detective pole.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is fundamental diagram of the present invention.
Fig. 2 is the structural representation of automatic acquisition terminal of the present invention.
Numeral and the corresponding component title represented by letter in figure:
The one-piece type subscriber computer 1 of the Big Dipper, antenna holder 2, accumulator 3, control enclosure 4, anode terminal 5, protection tube 6, detective pole main body 7, MAG block anode unit 8, solid permanent reference electrode 9, magnesium ribbon anode group 10, cable 11, cathode terminal 12, Windproof bracket 13, contrast electrode binding post 14, box for putting 15
Solar panels 16, automatic acquisition terminal 17,25, big-dipper satellite 18, control center 19, GSM base station 20,24, user mobile phone 21, user management computing machine 22, internet23
Embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
See figures.1.and.2, one, based on big-dipper satellite and GSM bimodulus cathodic protection intelligent system, comprising: one is fixed on the automatic acquisition terminal on detective pole, a control center,
Automatic acquisition terminal 17 is connected with control center 19 by big-dipper satellite 18; Automatic acquisition terminal 25 is connected with control center 19 by GSM base station 20; Control center 19 is connected with user mobile phone 21 by GSM base station 24; Control center 19 is connected with user management computing machine 22 by internet23.
Wherein acquisition terminal comprises a detective pole main body automatically, and one is fixed on the box for putting in detective pole main body, and described box for putting upper end is provided with the one-piece type subscriber computer of the Big Dipper by an antenna holder 2,
The one-piece type subscriber computer 1 of the described Big Dipper is installed on antenna holder 2, and antenna holder 2 is hollow cylinder, and built-in GPRS antenna 2 is arranged on the inner chamber of antenna holder.
Described accumulator 3, control enclosure and GPRS module, anode terminal 5, cathode terminal 12, contrast electrode binding post 14 are placed in box for putting.
Accumulator 3 connection control box 4 and the one-piece type subscriber computer 1 of the Big Dipper, for the two provides electric energy; And accumulator 3 is connected with solar panels 16 by wire.
Control enclosure 4 connects GPRS module and connects, and provides 5V to power with its serial communication;
Control enclosure 4 is connected by Serial Port Line with the one-piece type subscriber computer 1 of the Big Dipper, carries out serial communication with it; Control enclosure 4 is also connected with anode terminal 5, cathode terminal 12, contrast electrode binding post 14, for automatically gathering anode potential, cathode potential, protective current.
Described detective pole main body 7 is cast by cement and is formed, and box for putting 15 is placed in detective pole main body, and solar panels 16 are placed on box for putting 15 by Windproof bracket 13.
Described MAG block anode unit 8 is connected with anode terminal 5 respectively by cable with magnesium ribbon anode group 10, and solid permanent reference electrode 9 goes out ground by cable junction, is then connected with contrast electrode binding post 14 through the protective jacket 6 in detective pole main body 7.
Described control enclosure is responsible for cathodic protection potential, electric current, the isoparametric collection of battery tension, and GPRS module and the one-piece type subscriber computer 1 of the Big Dipper are together responsible for by information reporting to control center, and accumulator 3 is system power supply.
In long-distance pipe transport, burying underground of detective pole is many, the difficulty of artificial inspection is large, the repair and replacement outstanding problem of detective pole, the present invention uses MAG block anode unit 8 and magnesium ribbon anode group 10, solid permanent reference electrode 9 pairs of buried steel pipelines are coordinated to protect, detective pole can be buried underground in 1 kilometer, equispaced, described detective pole can unite two into one with kilometer stone, use MAG block anode unit 8 and magnesium ribbon anode group 10, what therefore can greatly reduce detective pole buries quantity underground, described detective pole main body 7 is cast by cement and is formed, therefore, it is possible to greatly reduce the cost of detective pole, also stolen probability can be reduced, and improve the time of preserving.
The selection of the one-piece type subscriber computer 1 of the Big Dipper and GPRS module on communication mode, selects optimum working method according to the two signal(l)ing condition.At depopulated zone or the desert area preferably one-piece type subscriber computer 1 of the Big Dipper, residential block or have a GSM base station area preferably GPRS module as data communication instrument.
The realization of described cathodic protection data upload function; automatic acquisition terminal 17,25 and control center 19 all adopt the mode of operation of the Big Dipper/GSM bimodulus; automatic acquisition terminal 17,25 timing can send cathodic protection data to control center 19; can be uploaded by the one-piece type subscriber computer 1 of the Big Dipper and also can be uploaded by GPRS module, select optimum working method according to the two signal(l)ing condition.
The data of automatic acquisition terminal 17,25 are collected and processed in control center 19, can also pass through the Big Dipper or GPS sending controling instruction, after automatic acquisition terminal 17,25 receives this instruction, replys execution result.
Automatic acquisition terminal 17,25 is divided into two kinds of modes to control center's reported data: active mode and passive mode.Active mode be automatic acquisition terminal 17,25 in stipulated time section, to control center 19 send data; Passive mode is the mode of control center 19 by inquiry, requires that automatic acquisition terminal 17,25 transmits data.Based on active upload, passive when uploading that to be keeper need Resurvey data according to actual conditions, carry out data acquisition by page downloading acquisition instructions.
Described control center 19 has Regional Control Center 19 number changeable, can come by sending the instruction of amendment card number when control center 19 number changes, the number sending this instruction is not limit, as long as meet order format and agreement specifies, after automatic acquisition terminal 17,25 receives this instruction, reply execution result.
Described automatic acquisition terminal 17,25 can by control center 19 Long-distance Control and setting, when the automatic acquisition terminal 17,25 of needs is restarted, control center 19 only needs to send instruction of restarting to the automatic acquisition terminal 17,25 of appointment, after automatic acquisition terminal 17,25 receives this instruction, just perform after replying confirmation and restart.User can need to carry out setting such as " gathering once for a day " according to actual acquisition frequency and " within 2 days, gather once ".The time interval gathered can carry out unifying setting for whole region, also can set certain detective pole independent.
The information processing platform of described control center 19, can show the detective pole that long-distance pipe is installed concrete location on map, map shows the geographic location of each detective pole, and the current operating conditions of each.Described cathodic protection test pile geographical coordinate position represents; namely the geographic coordinate of detective pole locates by the one-piece type subscriber computer 1 of the Big Dipper and is directly reported to control center 19; in time using GPRS module, the coordinate of detective pole manually inputs at the just needs that represent of map on the map of the information processing platform.
Described automatic acquisition terminal 17,25 has and automatically reports hardware anomalies function, and when automatic acquisition terminal 17,25 hardware fault occurs as " clock is abnormal " " flash is abnormal ", active reporting hard error is abnormal to control center 19.The map of control center 19 represents the picture of meeting different colours inside function to distinguish normal stake and unusual pile, facilitates keeper to check.When the data of automatic acquisition terminal 17,25 and control center 19 make a mistake, can check out by CRC check, and inform originator timely.
After accumulator 3 system jam of described automatic acquisition terminal 17,25, it is local that first failure message is stored in automatic acquisition terminal 17,25 by automatic acquisition terminal 17,25, and then active reporting hard error is abnormal to control center 19.
Cathodic protection data are kept at home server by described control center 19; and do Macro or mass analysis; user can log in control center 19 website by user management computing machine 22, checks current and history report, can to derive on form to user management computing machine 22 and to print.
The mode sent instructions under described control center 19 can pass through issues different alarm thresholds to each automatic acquisition terminal 17,25, arrange successfully, automatic acquisition terminal 17,25 can return its execution result to control center 19, mainly set the threshold value of each acquisition parameter, according to the threshold value of setting, system will judge that the information that gathers or the information that reports are the need of carrying out alert process.
Described control center 19 can automatically to data analysis, if exceed alarm door limit value, oneself will issue warning message on the alarm call people user mobile phone 21 of setting, warning message can attach simple phenomenon of the failure.Patrol officer represents by platform map the particular location that functional inquiry goes out stake before setting out, and carries out there is object repair process.
The data reaching 15 days can be stored in this locality according to the form of agreement by described automatic acquisition terminal 17,25, and track walker can utilize commissioning software at any time, and scene is read the data being kept at automatic acquisition terminal 17,25 and resolved.Described control center 19 is by extracting the data on home server, and be depicted as homologous thread, user can check the glucose current equation of current all detective poles by login page.
In order to verify in each measurement range, the relative precision of measurement data, certain electric current and voltage is produced by potentiometer and battery, by detecting automatic acquisition terminal 17,25 image data and contrasting by test instrumentation measurement data, from data analysis, in range ability, the sampled value of native system, close to actual value, meets actual needs.
In order to verify whether the situation of present design and actual manual measurement has notable difference; automatic acquisition terminal 17,25 gathers and the cathodic protection data sent back and artificial field multimeter measured data are compared; from comparing analysis; native system can replace manual measurement, realizes cathodic protection intelligent monitoring, detection and control.
The present invention has carried out following functions test for GSM mode and Big Dipper pattern respectively, from measurement result analysis, invention achieves the function of expection, meets actual needs.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.

Claims (7)

1., based on big-dipper satellite and a GSM bimodulus cathodic protection intelligent system, it is characterized in that, comprising:
One is fixed on the automatic acquisition terminal on detective pole,
One control center, the cathodic protection data measured are transferred to described control center by described automatic acquisition terminal, and are shown in real time by the information processing platform of control center, and described communication data adopts CRC check mode;
And the control end that accepts control center's data, described control end comprises a user mobile phone be communicated with by GSM base station, and the user management computing machine that is connected by network;
The data that automatic acquisition terminal obtains are collected and processed in described control center, and sending controling instruction is to automatic acquisition terminal.
2. one according to claim 1 is based on big-dipper satellite and GSM bimodulus cathodic protection intelligent system; it is characterized in that; described automatic acquisition terminal comprises a detective pole main body; one is fixed on the box for putting in detective pole main body; described box for putting upper end is provided with the one-piece type subscriber computer of the Big Dipper by an antenna holder
One is arranged at accumulator, control enclosure, anode terminal, cathode terminal and contrast electrode binding post in box for putting,
Described control enclosure connects GPRS module, provides 5V to power with its serial communication; Control enclosure is connected by Serial Port Line with the one-piece type subscriber computer of the Big Dipper; Control enclosure is also connected with anode terminal, cathode terminal, contrast electrode binding post, for automatically gathering anode potential, cathode potential, protective current; GPRS module and the one-piece type subscriber computer of the Big Dipper are together responsible for by information reporting to control center, and accumulator is system power supply;
Also comprise a protection assembly; described protection assembly comprises MAG block anode unit; magnesium ribbon anode group and solid permanent reference electrode; MAG block anode unit is connected with anode terminal respectively by cable with magnesium ribbon anode group; solid permanent reference electrode goes out ground by cable junction, is then connected with contrast electrode binding post through the protective jacket in detective pole main body.
3. one according to claim 2 is based on big-dipper satellite and GSM bimodulus cathodic protection intelligent system, and it is characterized in that, described accumulator is connected with solar panels by wire, and described solar panels are placed on box for putting by Windproof bracket.
4. one according to claim 2 is based on big-dipper satellite and GSM bimodulus cathodic protection intelligent system, and it is characterized in that, described antenna holder is hollow cylinder, and built-in GPRS antenna is arranged on the inner chamber of antenna holder.
5. one according to claim 1 is based on big-dipper satellite and GSM bimodulus cathodic protection intelligent system, and it is characterized in that, described automatic acquisition terminal and control center all adopt the mode of operation of the Big Dipper/GSM bimodulus, and both are carried out data transmission.
6. one according to claim 1 is based on big-dipper satellite and GSM bimodulus cathodic protection intelligent system; it is characterized in that; the transmission of described cathodic protection data is divided into active mode and passive mode two kinds; active mode be pipe under test cathodic protection system data by place detective pole in stipulated time section; to the data that control center sends; passive mode is the mode that control center passes through to inquire about, and requires the cathodic protection data of place detective pole transmission.
7. one according to claim 1 is based on big-dipper satellite and GSM bimodulus cathodic protection intelligent system, it is characterized in that, described control center comprises Big Dipper data transmitting/receiving equipment, GSM message transceiver, server, Switching Power Supply, fire wall, router and information platform;
Described server connects Big Dipper transceiver, for receiving the data sent by big-dipper satellite from described acquisition terminal; Server connects GSM message transceiver, for receiving from the data sent by GSM message of described acquisition terminal with to user's short message alarm; Server is connected respectively with fire wall, router, connects for network security, and Switching Power Supply connects Big Dipper data transmitting/receiving equipment, GSM message transceiver, for power supply.
CN201510471946.0A 2015-08-05 2015-08-05 Beidou satellite-GSM-based dual-mode cathode protection intelligent system Pending CN105070012A (en)

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Cited By (7)

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CN106352248A (en) * 2016-12-02 2017-01-25 天津哈德韦尔自控技术有限公司 Sound wave detection type intelligent wireless test pile
CN107781646A (en) * 2017-11-21 2018-03-09 中煤航测遥感集团有限公司 Natural gas monitoring system
CN110512215A (en) * 2019-07-23 2019-11-29 自然资源部第二海洋研究所 A kind of quick detachable pipeline cathode protection of distribution and monitoring system
CN110889959A (en) * 2019-11-28 2020-03-17 国网山东省电力公司蓬莱市供电公司 Beidou distribution network communication system and Beidou distribution network communication method
CN112941522A (en) * 2021-01-27 2021-06-11 武汉理工大学 Satellite-based cathode protection system
CN114143626A (en) * 2020-08-12 2022-03-04 中国石油天然气股份有限公司 Data acquisition method and system
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

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CN202384845U (en) * 2012-01-12 2012-08-15 浙江省电力试验研究院 Remote control device for anodic sacrifice protection of grounding network of substation
CN103806005A (en) * 2014-03-13 2014-05-21 黄金钊 Intelligent remote monitoring method for protecting cathode of underground pipeline
CN103985243A (en) * 2014-05-30 2014-08-13 王辉 Cathode protective potential monitoring system for buried metal pipeline

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CN2874658Y (en) * 2005-12-26 2007-02-28 山东赛瑞石油科技发展有限公司 Cathode protection intelligent test pile for oil and gas gathering transport pipeline
CN202384845U (en) * 2012-01-12 2012-08-15 浙江省电力试验研究院 Remote control device for anodic sacrifice protection of grounding network of substation
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106352248A (en) * 2016-12-02 2017-01-25 天津哈德韦尔自控技术有限公司 Sound wave detection type intelligent wireless test pile
CN107781646A (en) * 2017-11-21 2018-03-09 中煤航测遥感集团有限公司 Natural gas monitoring system
CN110512215A (en) * 2019-07-23 2019-11-29 自然资源部第二海洋研究所 A kind of quick detachable pipeline cathode protection of distribution and monitoring system
CN110889959A (en) * 2019-11-28 2020-03-17 国网山东省电力公司蓬莱市供电公司 Beidou distribution network communication system and Beidou distribution network communication method
CN114143626A (en) * 2020-08-12 2022-03-04 中国石油天然气股份有限公司 Data acquisition method and system
CN112941522A (en) * 2021-01-27 2021-06-11 武汉理工大学 Satellite-based cathode protection system
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

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Application publication date: 20151118