CN104574916A - Method and system for communicating by using submarine pipeline - Google Patents
Method and system for communicating by using submarine pipeline Download PDFInfo
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- CN104574916A CN104574916A CN201510036068.XA CN201510036068A CN104574916A CN 104574916 A CN104574916 A CN 104574916A CN 201510036068 A CN201510036068 A CN 201510036068A CN 104574916 A CN104574916 A CN 104574916A
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- submarine pipeline
- remote terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B13/00—Transmission systems characterised by the medium used for transmission, not provided for in groups H04B3/00 - H04B11/00
- H04B13/02—Transmission systems in which the medium consists of the earth or a large mass of water thereon, e.g. earth telegraphy
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The invention discloses a method for communicating by using a submarine pipeline. The method comprises the following steps: (1) laying equipment, (2) sending a signal, (3) receiving the signal, and (4) forwarding the signal until the signal is sent to a control terminal. The system for communicating by using the submarine pipeline comprises a plurality of remote terminals arranged along the submarine pipeline at intervals, and each remote terminal comprises a host, an auxiliary electrode and a sensor. The submarine pipeline is directly utilized by adopting the communication method and the communication system disclosed by the invention, digital information is represented by using an electric potential signal produced on the submarine pipeline, and the electric potential signal is transmitted on the submarine pipeline in a relay mode so as to transmit the digital information, the data transmission communication is realized without additionally arranging communication connection mediums, such as communication cables; the cost is low, the working mode is simple, the dual-direction transmission can be performed, and the monitoring on the submarine pipeline can be realized; detected status information of the submarine pipeline is transmitted by using the submarine pipeline, the maintenance cost is saved, and the transmission cannot be influenced by hydrology and environments, the maintenance period is greatly shortened, and all status information of the submarine pipeline can be completely obtained.
Description
Technical field
The present invention relates to a kind of communication technology, specifically, is method and the communication system that submarine pipeline that a kind of direct utilization is laid on seabed carries out data transmission.
Background technology
Submarine pipeline is the pipeline being carried a large amount of liquid or gas by airtight pipeline in seabed continuously, due to the larger hydraulic pressure in seabed, in order to ensure pipeline strength, pipeline is mainly metal and makes, but seawater also has very strong corrosivity, pipeline, easily by marine corrosion, reduces the life-span of pipeline.
Because submarine pipeline is very long, and be positioned at very dark seabed, for the consideration of environments such as subsea and cost, feasible technological means is not also had to realize the transmission of the detection data of the state of submarine pipeline at present, in order to ensure that submarine pipeline can be in normal condition for a long time, the designed life of submarine pipeline is all very long, and adopt the mode of sacrificial anode to carry out anticorrosion, submarine pipeline is made to be in the state of unmanned nurse for a long time, the stress situation of pipeline, cathode protecting state, whether be in the information such as unsettled or state that is that swing all cannot know, under making pipeline be in a kind of high risk state always.The maintenance and support of pipeline utilizes frogman or underwater robot to carry out, and maintenance cost is high, cannot operation when running into adverse weather, and environmental impact is large, and the maintenance work cycle is long.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, devise a kind of utilize submarine pipeline to carry out communicating method and communication system, realize the detection of submarine pipeline and detect the transmission of data, grasping the state of submarine pipeline.
The submarine pipeline that utilizes of the present invention carries out the method communicated, and comprises following steps:
1) equipment is laid: arrange several remote terminals along submarine pipeline interval, described remote terminal is connected by wire with submarine pipeline, and remote terminal can discharge to submarine pipeline, also can detect the current potential on submarine pipeline;
2) signal is sent: first order remote terminal discharges to the submarine pipeline of its correspondence according to setting rule, and submarine pipeline is formed the current potential in setting rule, by the current potential representative digit information with setting rule;
3) Received signal strength: second level remote terminal detects the current potential of coupled submarine pipeline, parses the numerical information in the setting rule comprised in current potential, and numerical information is stored;
4) signal forwards: the numerical information of storage is changed into setting rule by second level remote terminal, and discharges according to the submarine pipeline of this setting rule to its correspondence;
According to the above-mentioned course of work, next stage remote terminal successively Received signal strength and by signal forward, by the transmission successively of each remote terminal, until make the control terminal of setting receive electric potential signal, settling signal transmits, and control terminal also can be used as first order remote terminal, carries out reverse transfer.
Preferably, described current potential representative digit information, being that the mode mixed with frequency modulation, amplitude modulation or amplitude modulationfrequency modulation is discharged for setting rule, making current potential submarine pipeline being formed equal way, by size, the frequency of current potential, representative digit also forms the numerical information be made up of numeral.
Preferably, in communication process, if the remote terminal reception adjacent with next stage remote terminal has arrived the information that upper level remote terminal sends, and in setting-up time, do not receive the forwarding information of next stage remote terminal, the remote terminal adjacent with next stage remote terminal then will take over former next stage remote terminal, as new next stage remote terminal, signal is transmitted to the remote terminal of next stage again of its correspondence, proceeds the transmission of electric potential signal.
Submarine pipeline is utilized to carry out the communication system communicated, comprise along submarine pipeline several remote terminals spaced, described remote terminal comprises main frame, auxiliary electrode and sensor, main frame and auxiliary electrode, sensor is all connected by wire with submarine pipeline, main frame can to the medium discharge around submarine pipeline by auxiliary electrode, the submarine pipeline of correspondence position forms electric potential signal, main frame can detect the status information of electric potential signal on the submarine pipeline of correspondence position and submarine pipeline by sensor, the electric potential signal formed by electric discharge between remote terminal carries out communication.
Preferably, the filtration module, acquisition module, control treatment module and the signal amplification module that are connected successively is provided with in main frame, the storer in order to storing digital information is provided with in control treatment module, signal amplification module is connected with auxiliary electrode and submarine pipeline by wire, and filtration module is connected with sensor and submarine pipeline by wire.
Preferably, main frame is battery-powered.
Preferably, communication system is also provided with control terminal, and control terminal can gather the electrical potential information on correspondence position submarine pipeline, makes itself and remote terminal carry out communication by electric potential signal.
The invention has the beneficial effects as follows: communication means of the present invention and communication system, directly utilize submarine pipeline, by the electric potential signal representative digit information produced on submarine pipeline, and by transmitting in the mode of relay the transmission that electric potential signal carries out numerical information on submarine pipeline, realize data transfer communications, separately need not establish the communication connecting medias such as communication cable, cost is low, working method is simple, transmitted in both directions can be carried out, the monitoring of submarine pipeline can be realized, submarine pipeline is utilized to transmit the status information of the submarine pipeline detected, make submarine pipeline that frogman or underwater robot need not be utilized to carry out regular all fronts to check, save maintenance cost, and the impact of the hydrology and environment can not be subject to, significantly shorten maintenance period, completely obtain the whole status information of submarine pipeline.
According to concrete situation and the needs of submarine pipeline, can continuous print sequential delivery successively between remote terminal, also can the several employing hop transmission in interval, use dirigibility strong.When Signal transmissions, neighboring remote terminal can determine the whether normal operation of next stage remote terminal, and when next stage remote terminal operation irregularity, neighboring remote terminal can take over next stage remote terminal, proceeds Signal transmissions, ensures the reliability of communication.
Two-way owing to communicating, control terminal can control remote terminal, determine the remote terminal of operation irregularity, what make that frogman can be purposive carries out inspection and maintenance to these abnormal remote terminals, and system maintenance cost is low, and the main frame of remote terminal adopts powered battery, only need change battery when safeguarding, remote terminal can normally work again, need not lay supply line to equipment, and cost of installation and use is all very low.
Accompanying drawing explanation
Accompanying drawing 1 is the structured flowchart of the remote terminal in communication system.
Embodiment
The submarine pipeline that utilizes of the present invention carries out the method communicated, and carries out according to following step.
First will lay equipment, arrange several remote terminals along submarine pipeline interval, remote terminal is connected by wire with submarine pipeline, and remote terminal can discharge to submarine pipeline, also can detect the current potential on submarine pipeline.
Then carry out transmission signal, first order remote terminal discharges to the submarine pipeline of its correspondence according to setting rule, and submarine pipeline is formed the current potential in setting rule, by the current potential representative digit information with setting rule.Current potential representative digit information, be that the mode mixed with frequency modulation, amplitude modulation or amplitude modulationfrequency modulation is discharged for setting rule, make current potential submarine pipeline being formed equal way, by size, the frequency of current potential, representative digit also forms the numerical information be made up of numeral.
Then carry out Received signal strength, second level remote terminal detects the current potential of coupled submarine pipeline, parses the numerical information in the setting rule comprised in current potential, and numerical information is stored.
Finally carry out signal forwarding, the numerical information of storage is changed into setting rule by second level remote terminal, and discharges according to the submarine pipeline of this setting rule to its correspondence.
According to the above-mentioned course of work, next stage remote terminal successively Received signal strength and by signal forward, by the transmission successively of each remote terminal, until make the control terminal of setting receive electric potential signal, settling signal transmits, and control terminal also can be used as first order remote terminal, carries out reverse transfer.
Current potential on the submarine pipeline formed owing to being discharged by remote terminal can fade away after remote terminal stops electric discharge, in order to avoid current potential aliasing, next stage remote terminal can wait for a period of time, ensure on its corresponding submarine pipeline due to remote terminal electric discharge formed current potential disappear or be reduced to do not affect input current potential below after, electric discharge produces current potential again, to next stage remote terminal transmission signal again.
In storer in the control treatment module of each terminal, all store the positional information of the communications protocol of the detection communication system be made up of control terminal and several remote terminals, multiple transmission mode and all terminals.
Comprise source address information and forwarding address information in numerical information, described source address information is the address of the first order remote terminal sending electric potential signal first, and described forwarding address information is the address of the remote terminal forwarded.By these two address informations, the remote terminal of Received signal strength can be determined the initial sender of numerical information and turn originator.
Submarine pipeline status information, transmission mode information, control information and transmission direction information also can be comprised in numerical information.Submarine pipeline status information is the status data of the submarine pipeline that remote terminal is detected by sensor, transmission mode information can make remote terminal adopt corresponding transmission mode when carrying out Signal transmissions, control signal can control remote terminal and switch transmission mode or control remote terminal and send submarine pipeline status information, and transmission direction information can make remote terminal confirm signal to be transmitted to the control terminal that is positioned at offshore end or be transmitted to the seabed being positioned at bank end far away.
Communication means of the present invention comprises two kinds of transmission modes, is stored in the storer of remote terminal, and one is that remote terminal is by signal sequential delivery one by one; Another kind is hop transmission, namely sends at least 1, interval remote terminal between the upper level remote terminal of signal and the next stage remote terminal of Received signal strength.When carrying out hop transmission, remote terminal can want the several remote terminal in interval according between the data determination upper level remote terminal in transmission mode information in digital signal and the next stage remote terminal of Received signal strength.
In communication process, if the remote terminal reception adjacent with next stage remote terminal has arrived the information that upper level remote terminal sends, and in setting-up time, do not receive the forwarding information of next stage remote terminal, the remote terminal adjacent with next stage remote terminal then will take over former next stage remote terminal, as new next stage remote terminal, signal is transmitted to the remote terminal of next stage again of its correspondence, proceeds the transmission of electric potential signal.
After one-level remote terminal sends signal by electric discharge, several remote terminals of the left and right sides be adjacent all can receive the signal that first order remote terminal sends, these remote terminals all receive the signal that first order remote terminal sends, and the source address of separating in read output signal, forwarding address, submarine pipeline status information, transmission mode information, control information and transmission direction information, the control treatment module of these remote terminals is all according to the communications protocol stored in these information received in signal and storer, transmission mode and positional information, calculate and confirm whether oneself is the next stage remote terminal carrying out signal forwarding.The transmission direction of signal can be determined in this way, each remote terminal concrete carrying out various transmission mode can also be determined, signal is effectively transmitted according to the mode of setting.
Submarine pipeline is utilized to carry out the communication system communicated, as shown in Figure 1, comprise along submarine pipeline several remote terminals spaced, described remote terminal comprises main frame, auxiliary electrode and sensor, main frame and auxiliary electrode, sensor is all connected by wire with submarine pipeline, main frame can to the medium discharge around submarine pipeline by auxiliary electrode, the submarine pipeline of correspondence position forms electric potential signal, main frame can detect the status information of electric potential signal on the submarine pipeline of correspondence position and submarine pipeline by sensor, the electric potential signal formed by electric discharge between remote terminal carries out communication.
Main frame is battery-powered, the filtration module, acquisition module, control treatment module and the signal amplification module that are connected successively is provided with in main frame, the storer in order to storing digital information is provided with in control treatment module, signal amplification module is connected with auxiliary electrode and submarine pipeline by wire, and filtration module is connected with sensor and submarine pipeline by wire.
Communication system is also provided with control terminal, and control terminal is also connected with submarine pipeline, can gather the electrical potential information on correspondence position submarine pipeline, makes itself and remote terminal carry out communication by electric potential signal.Control terminal is also provided with auxiliary electrode, can discharge to submarine pipeline, produces the current potential with control signal, carries out communication with remote terminal by current potential, sending controling instruction signal.
When communication system of the present invention and communication means specifically use, suppose the wherein part at submarine pipeline, order is laid with remote terminal A1, remote terminal A2, remote terminal A3, remote terminal A4, remote terminal A5, remote terminal A6, remote terminal A7, remote terminal A8, remote terminal A9 successively, and remote terminal A1 is the first order remote terminal starting to carry out signal transmission most.
When transmission mode adopts the mode of sequential delivery, in transmitting procedure, the auxiliary electrode of remote terminal A1 is to the medium discharge around submarine pipeline, formed and flow out to medium from auxiliary electrode, then submarine pipeline is entered, got back to the electric current of remote terminal A1 again by wire, make submarine pipeline forms current potential.
Remote terminal A1 controls auxiliary electrode and discharges according to setting rule, make the current potential that submarine pipeline is formed also in the fluctuation of setting rule, setting rule is the mode that frequency modulation, amplitude modulation or amplitude modulationfrequency modulation mix, and carrys out the numeral in representative digit information and form the numerical information be made up of these numerals by these modes.
With the current potential that the submarine pipeline of remote terminal A1 correspondence position is formed, submarine pipeline in certain length range all can detect, remote terminal A2 is connected with the submarine pipeline in this length range, this current potential detected by sensor, the numerical information of the setting rule comprised in current potential is parsed and stores.
The numerical information of storage is changed into setting rule by remote terminal A2, control its auxiliary electrode to discharge according to setting rule, submarine pipeline forms current potential, the current potential that remote terminal A2 electric discharge produces is detected again by remote terminal A3, then resolution digital information from current potential, numerical information is transmitted to again next remote terminal A4, until remote terminal reception is to the numerical information in electric potential signal and electric potential signal.
When transmission mode adopts the mode of hop transmission, if hop interval is 1 remote terminal, the electric potential signal that remote terminal A1 electric discharge produces, detected by the sensor of remote terminal A3, then after being resolved storage by remote terminal A3, be transmitted to remote terminal A5, remote terminal A7, remote terminal A9 successively, until remote terminal reception is to the numerical information in electric potential signal and electric potential signal.
In signals transmission, numerical information does not send by means of only electric discharge by each remote terminal, also can detect that other remote terminals carry out the current potential that when signal forwards, electric discharge produces, thus determine whether other remote terminals have carried out the forwarding of signal normally.
When transmission mode adopts the mode of sequential delivery, if remote terminal A3 receives the electric potential signal that remote terminal A1 electric discharge produces, in setting-up time, do not receive the electric potential signal that remote terminal A2 electric discharge produces simultaneously, then illustrate that remote terminal A2 is in abnormality, remote terminal A3 will replace remote terminal A2, by remote terminal A3, the information received from remote terminal A1 is transmitted to remote terminal A4, then proceeds signal transmission downwards by remote terminal A4.
When transmission mode adopts the mode of hop transmission, suppose that hop interval is 1 remote terminal, if remote terminal A2 or remote terminal A4 receives the electric potential signal that remote terminal A1 electric discharge produces, in setting-up time, do not receive the electric potential signal that remote terminal A3 electric discharge produces simultaneously, then illustrate that remote terminal A3 is in abnormality, remote terminal A2 will replace remote terminal A3, by remote terminal A2, the information received from remote terminal A1 is transmitted to remote terminal A4, be transmitted to A6 by remote terminal A4 again, proceed signal transmission.Remote terminal A3 also can be replaced by remote terminal A4, carries out signal forwarding downwards, and which replaces remote terminal A3 to carry out signal forwarding to remote terminal A2 and remote terminal A4 these two, is determined by the setting of remote terminal inside.
So just in transmitting procedure when some remote terminal exceptions, still can carry out the transmission of signal normally.
Remote terminal may be fault or dead battery capability extremely, and communication of the present invention is two-way, and signal not only along each remote terminal transmission to land control terminal, also can be sent by control terminal, is transferred to each remote terminal.Control terminal can send to remote terminal and check instruction, each remote terminal is allowed to send a fox message to control terminal, source address in the quantity received by fox message and fox message, determine those remote terminal operation irregularities, determine the position of abnormal remote terminal, utilize the approach such as frogman or underwater robot to carry out inspection and maintenance to the remote terminal of exception.
Claims (7)
1. utilize submarine pipeline to carry out the method communicated, it is characterized in that, comprise following steps:
1) equipment is laid: arrange several remote terminals along submarine pipeline interval, described remote terminal is connected by wire with submarine pipeline, and remote terminal can discharge to submarine pipeline, also can detect the current potential on submarine pipeline;
2) signal is sent: first order remote terminal discharges to the submarine pipeline of its correspondence according to setting rule, and submarine pipeline is formed the current potential in setting rule, by the current potential representative digit information with setting rule;
3) Received signal strength: second level remote terminal detects the current potential of coupled submarine pipeline, parses the numerical information in the setting rule comprised in current potential, and numerical information is stored;
4) signal forwards: the numerical information of storage is changed into setting rule by second level remote terminal, and discharges according to the submarine pipeline of this setting rule to its correspondence;
According to the above-mentioned course of work, next stage remote terminal successively Received signal strength and by signal forward, by the transmission successively of each remote terminal, until make the control terminal of setting receive electric potential signal, settling signal transmits, and control terminal also can be used as first order remote terminal, carries out reverse transfer.
2. the submarine pipeline that utilizes according to claim 1 carries out the method communicated, it is characterized in that, described current potential representative digit information, that the mode mixed with frequency modulation, amplitude modulation or amplitude modulationfrequency modulation is discharged for setting rule, make current potential submarine pipeline being formed equal way, by size, the frequency of current potential, representative digit also forms the numerical information be made up of numeral.
3. the submarine pipeline that utilizes according to claim 1 and 2 carries out the method communicated, it is characterized in that, in communication process, if the remote terminal reception adjacent with next stage remote terminal has arrived the information that upper level remote terminal sends, and in setting-up time, do not receive the forwarding information of next stage remote terminal, the remote terminal adjacent with next stage remote terminal then will take over former next stage remote terminal, as new next stage remote terminal, signal is transmitted to the remote terminal of next stage again of its correspondence, proceeds the transmission of electric potential signal.
4. one kind utilizes submarine pipeline to carry out the communication system communicated, it is characterized in that, comprise along submarine pipeline several remote terminals spaced, described remote terminal comprises main frame, auxiliary electrode and sensor, main frame and auxiliary electrode, sensor is all connected by wire with submarine pipeline, main frame can to the medium discharge around submarine pipeline by auxiliary electrode, the submarine pipeline of correspondence position forms electric potential signal, main frame can detect the status information of electric potential signal on the submarine pipeline of correspondence position and submarine pipeline by sensor, the electric potential signal formed by electric discharge between remote terminal carries out communication.
5. communication system according to claim 4, it is characterized in that, the filtration module, acquisition module, control treatment module and the signal amplification module that are connected successively is provided with in main frame, the storer in order to storing digital information is provided with in control treatment module, signal amplification module is connected with auxiliary electrode and submarine pipeline by wire, and filtration module is connected with sensor and submarine pipeline by wire.
6. communication system according to claim 4, is characterized in that, main frame is battery-powered.
7. communication system according to claim 4, is characterized in that, communication system is also provided with control terminal, and control terminal can gather the electrical potential information on correspondence position submarine pipeline, makes itself and remote terminal carry out communication by electric potential signal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510036068.XA CN104574916B (en) | 2014-01-27 | 2015-01-22 | The method and communication system communicated using submarine pipeline |
| PCT/CN2015/071546 WO2015110079A1 (en) | 2014-01-27 | 2015-01-26 | Method and communication system for conducting communication by using submarine pipelines |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410040562.9A CN103763004A (en) | 2014-01-27 | 2014-01-27 | Method and system for conducting communication by means of submarine pipeline |
| CN2014100405629 | 2014-01-27 | ||
| CN201510036068.XA CN104574916B (en) | 2014-01-27 | 2015-01-22 | The method and communication system communicated using submarine pipeline |
Publications (2)
| Publication Number | Publication Date |
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| CN104574916A true CN104574916A (en) | 2015-04-29 |
| CN104574916B CN104574916B (en) | 2018-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410040562.9A Pending CN103763004A (en) | 2014-01-27 | 2014-01-27 | Method and system for conducting communication by means of submarine pipeline |
| CN201510036068.XA Active CN104574916B (en) | 2014-01-27 | 2015-01-22 | The method and communication system communicated using submarine pipeline |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410040562.9A Pending CN103763004A (en) | 2014-01-27 | 2014-01-27 | Method and system for conducting communication by means of submarine pipeline |
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| CN (2) | CN103763004A (en) |
| WO (1) | WO2015110079A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103763004A (en) * | 2014-01-27 | 2014-04-30 | 青岛雅合阴保工程技术有限公司 | Method and system for conducting communication by means of submarine pipeline |
| CN110701426A (en) * | 2019-11-14 | 2020-01-17 | 西南石油大学 | Two-way communication system of intelligent pipeline plugging robot |
| CN116437353B (en) * | 2023-06-09 | 2023-08-11 | 埃睿迪信息技术（北京）有限公司 | Parameter configuration method, device and equipment of hydrological remote terminal unit |
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| CN103763004A (en) * | 2014-01-27 | 2014-04-30 | 青岛雅合阴保工程技术有限公司 | Method and system for conducting communication by means of submarine pipeline |
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2014
- 2014-01-27 CN CN201410040562.9A patent/CN103763004A/en active Pending
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2015
- 2015-01-22 CN CN201510036068.XA patent/CN104574916B/en active Active
- 2015-01-26 WO PCT/CN2015/071546 patent/WO2015110079A1/en active Application Filing
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| CN1293366A (en) * | 2000-12-19 | 2001-05-02 | 石油大学(北京)机电工程学院 | Equipment and method for detecting leakage of pipeline |
| CN2585494Y (en) * | 2002-12-17 | 2003-11-05 | 浙江大学 | Point-to-point digital signal communication system for deep sea long-distance use |
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| CN102457296A (en) * | 2010-10-29 | 2012-05-16 | 通用电气公司 | Contactless underwater communication device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103763004A (en) | 2014-04-30 |
| CN104574916B (en) | 2018-10-12 |
| WO2015110079A1 (en) | 2015-07-30 |
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Inventor after: Zhong Weibin Inventor after: Sun Qin Inventor after: Lu Shaotong Inventor after: Wang Hongjun Inventor before: Sun Qin Inventor before: Lu Shaotong Inventor before: Wang Hongjun |
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