CN106773869A - A kind of geophysical prospecting equipment control device for marine geophysical prospecting towing cable - Google Patents
A kind of geophysical prospecting equipment control device for marine geophysical prospecting towing cable Download PDFInfo
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- CN106773869A CN106773869A CN201710019020.7A CN201710019020A CN106773869A CN 106773869 A CN106773869 A CN 106773869A CN 201710019020 A CN201710019020 A CN 201710019020A CN 106773869 A CN106773869 A CN 106773869A
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- geophysical prospecting
- control device
- towing cable
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- Automation & Control Theory (AREA)
- Dc Digital Transmission (AREA)
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Abstract
The present invention relates to a kind of geophysical prospecting equipment control device for marine geophysical prospecting towing cable, it is characterised in that including：Geophysical prospecting equipment control device is connected using universal serial bus with marine geophysical prospecting towing cable equipment, geophysical prospecting equipment control device receives the job information of marine geophysical prospecting towing cable equipment by human-machine interface module；Geophysical prospecting equipment control device starts to be normally carried out the monitoring of marine geophysical prospecting towing cable device power supply (DPS)；If marine geophysical prospecting towing cable equipment is in during electric initial state, comparison is used in geophysical prospecting equipment control device, comparative result is transmitted to high-voltage power-supply unit, relevant treatment is made after high-voltage power-supply unit response, associated processing outcomes are returned into geophysical prospecting equipment control device again, until upper electric initial state terminates.The present invention carries out power data collection by the observation circuit of high voltage power supply itself, it is compared in geophysical prospecting equipment control device, combine closely marine geophysical prospecting towing cable device power feature, the power supply monitoring of marine geophysical prospecting towing cable equipment is accomplished interactivity high, safe efficient, convenient.
Description
Technical field
The present invention relates to a kind of geophysical prospecting equipment control device for marine geophysical prospecting towing cable, belong to offshore geophysical prospecting
Technical field.
Background technology
According to job requirements, the general magnitude that can reach 6 to 12 kilometers of length of marine geophysical prospecting cable machinery.Typically, sea
Foreign physical prospecting cable machinery is concatenated by digital packets by multi-cable unit and formed.There is special power-supply system in digital packets, so that
Realize the normal power supply of whole piece towing cable.
When operation, by streamer length is limited, marine geophysical prospecting cable machinery has to be provided through power-supply device on ship
High voltage power supply, so as to realize long range power supply capacity.To ensure that submarine system is normal, safely powering, shipborne system has to
There is a set of power supply monitoring device., it is necessary to cut off the electricity supply to reach protection underwater circuit in time when there is abnormal electrical power supply
Purpose.
The comparison mode of existing power supply monitoring as shown in figure 1, it be by the data forwarding of data monitoring part to
Software, by the treatment of the complete paired data of software, realizes the Monitoring and Controlling to power supply.
This scheme is applied has larger deficiency in marine geophysical prospecting towing cable equipment.Such scheme is carrying out power supply prison first
A threshold value for determination is needed during survey.And the power supply mode of marine geophysical prospecting towing cable equipment is more special, it uses and goes up step by step
The mode of electricity, previous stage equipment is powered and completes and without mistake, just carry out next stage equipment and power.In this process, electricity
Source state can change with the increase of equipment, therefore threshold value for being compared no longer is just a fixed value, for upper
Power supply monitoring scheme is stated to be required for ceaselessly resetting new comparing threshold value.
Therefore, the present invention proposes that one kind can be with automatic decision power ratio compared with threshold value, automatic decision marine geophysical prospecting towing cable equipment
Power-up state, and the geophysical prospecting equipment control device of high real-time hardware monitoring can be realized.Realized with this to marine geophysical prospecting towing cable
The power supply of equipment carries out interactivity high, safe efficient, convenient.
The content of the invention
Technology solve problem of the invention：Overcoming existing software implementation power supply monitoring needs setting manually to compare asking for threshold value
A kind of topic, there is provided geophysical prospecting equipment control device for marine geophysical prospecting towing cable, is carried out by the observation circuit of high voltage power supply itself
Power data is gathered, and is independently set according to Contemporary Digital bag quantity and is compared threshold value, the spy of marine geophysical prospecting towing cable equipment of combining closely
Point, makes the power supply monitoring of extra large marine geophysical prospecting towing cable equipment do interactivity high, safe efficient, convenient.
Technical solution of the invention is：A kind of geophysical prospecting equipment control device for marine geophysical prospecting towing cable, its feature
It is：Geophysical prospecting equipment control device is connected using universal serial bus with marine geophysical prospecting towing cable equipment, geophysical prospecting equipment control device leads to
Cross the job information that human-machine interface module receives marine geophysical prospecting towing cable equipment；Geophysical prospecting equipment control device starts to be normally carried out ocean
Physical prospecting towing cable device power supply (DPS) is monitored；In monitoring process, work of the geophysical prospecting equipment control device according to marine geophysical prospecting towing cable equipment
Information, the threshold value that autonomous setting monitoring is used, then sends to high-voltage power-supply unit and orders, and reads data and is compared, than
Relatively result is transmitted to high-voltage power-supply unit, makes relevant treatment after high-voltage power-supply unit response, then associated processing outcomes are returned to
Geophysical prospecting equipment control device, until upper electric initial state terminates.The power supply monitoring of marine geophysical prospecting towing cable equipment is set to accomplish interactivity high, peace
Entirely, it is efficient, convenient.
The implementation process of the geophysical prospecting equipment control device is：Power supply monitoring is carried out according to default flow, default flow is
Supply voltage detection is first carried out, the opening first order digital packets (marine geophysical prospecting towing cable device signal collecting unit) power command is issued
To high-voltage power-supply unit, the return of the measurement magnitude of voltage according to high-voltage power-supply unit, it is right to be carried out in geophysical prospecting equipment control device
Than there is exception and being notified that high-voltage power-supply unit is cut off the electricity supply, and wait pending fault to arrange by notifying geophysical prospecting equipment control device again
Look into and remove；If measurement magnitude of voltage is normal, current detecting can be entered, issue related command to high-voltage power-supply unit, wait high
The return of the measurement current value of piezoelectricity source device, is contrasted in geophysical prospecting equipment control device, and exception occur will notify high pressure
Power-supply device is cut off the electricity supply, and returns again to geophysical prospecting equipment control device, waits malfunction elimination and removing；If measurement current value is just
Often, then complete power supply monitoring flow is completed once, the next value of series bag order of opening is issued, voltage detecting is gone back to, is waited
The arrival of next power supply monitoring flow.Complete a complete power monitoring flow and represent electricity and power supply prison in completion one-level digital packets
Survey.After all digital packets complete upper electricity, marine geophysical prospecting towing cable equipment enters upper electric stable state, and the moment before is referred to as electricity just
State.
The comparison module includes first communication module, comparison module, protocol module, command module, man-machine interface
Module；
Human-machine interface module, after receiving the start-up operation instruction from input through keyboard, is directly forwarded to command module；
Command module, the work order generation power up commands according to human-machine interface module；Comparing knot according to comparison module
Fruit generates normal or aberrant commands；Then mentioned order is transmitted to protocol module；
Protocol module, the order transmitted to command module carries out protocol encapsulation, and the first communication is given by packaged order
Module；The measurement magnitude of voltage after the encapsulation transmitted on first communication module and measurement current value are parsed simultaneously, is solved
Measurement magnitude of voltage and measurement current value after analysis give comparison module；
Comparison module, the digital packets transmitted to protocol module in the power up commands after encapsulation are calculated in real time, are calculated
Current threshold and voltage threshold, and by protocol module upload measurement magnitude of voltage and current value and the current threshold and voltage threshold
Value is compared, and comparative result is transmitted into command module；
First communication module, RS232 signal outputs are converted into by the packaged order that protocol module is transmitted；Simultaneously to upper
The RS232 signal resolutions of biography measure magnitude of voltage and measurement current value after going out to encapsulate, and the measurement magnitude of voltage after encapsulation, measurement is electric
Flow valuve is delivered in protocol module.
The present invention has advantages below compared with prior art：
1st, autonomous setting compares threshold value：
One is generally required in existing software implementation power supply monitoring scheme and clearly compares threshold value.But set in marine geophysical prospecting towing cable
During standby electric initial state, because going up the presence of motor step by step, change with digital packets quantity during this comparing threshold value.This
The physical prospecting monitoring and control equipment of invention, can be worked as by autonomous the calculating of digital numerical of digital packets sum and the upper electricity of completion
The comparing threshold value that preceding power supply monitoring needs.
2nd, independently marine geophysical prospecting towing cable device power state is judged：
There are upper electric initial state, two processes of upper electric stable state in marine geophysical prospecting towing cable device power process.During the two, sea
Requirement of the foreign physical prospecting towing cable equipment to power supply monitoring is different.Physical prospecting monitoring and control equipment of the invention can be according to current upper electricity numeral
Bag quantity it is autonomous judge the marine geophysical prospecting towing cable equipment power-up state that is at present.
Brief description of the drawings
Fig. 1 is comparison figure of the prior art；
Fig. 2 is marine geophysical prospecting towing cable equipment schematic diagram；
Fig. 3 realizes flow chart for geophysical prospecting equipment control device of the present invention；
Fig. 4 is geophysical prospecting equipment control device composition frame chart of the present invention for marine geophysical prospecting towing cable.
Specific embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
As shown in Fig. 2 marine geophysical prospecting equipment is main by the instrument and equipment (not marked on figure) and underwater towing line on geophysical vessel
Composition.Underwater towing line is powered during normal operation using 380V high voltage power supplies on geophysical vessel, in this process in order to protect
The safety of instrument and equipment is demonstrate,proved, it is necessary to carry out monitor in real time to power supply process, this is also background of the invention and application field.
First, marine geophysical prospecting cable machinery power up
As shown in Fig. 2 marine geophysical prospecting cable is made up of multi-stage digital bag, the high-tension electricity on geophysical vessel from safety considerations
Source, when being powered to sub-sea ocean physical prospecting cable machinery, is not to use directly to all digital packets that (digital packets are marine geophysical prospecting
Cable machinery is gathered and transmission unit) while power supply, and be utilized in previous digital packets power completion and it is normal in the case of
Gone up step by step electrically to what next digital packets were powered again.
In power up step by step, because the increase of the marine geophysical prospecting cable machinery (digital packets) of electricity consumption, marine geophysical prospecting electricity
The power supply status of cable equipment are also to change therewith, and the threshold value of power supply monitoring also changes therewith.After the completion of upper electricity, marine geophysical prospecting cable
Equipment is put into the state relatively stablized, and power supply is powered also more stable.For convenience below description, by underwater installation by
The process of electricity is referred to as electric initial state in level, and the stable state gone up step by step after the completion of electricity is referred to as into upper electric stable state.
2nd, high-voltage power-supply unit
High-voltage power-supply unit is just mounted on geophysical vessel as physical prospecting towing cable equipment i.e. monitored equipment enters horizontal high voltage under water
The equipment of power supply.Additionally, high-voltage power-supply unit carry voltage, current sense function, the present invention in be related to real-time working voltage,
Current detecting is realized by high-voltage power-supply unit, i.e., live electrical power data of the present invention are provided by high-voltage power-supply unit.
3rd, geophysical prospecting equipment control device
Geophysical prospecting equipment control device it be mainly responsible for the working condition of the whole physical prospecting towing cable equipment of control：As physical prospecting towing cable sets
It is standby when to start working, transmit data, power cut-off etc..In addition the part of geophysical prospecting equipment control device also assists in the present invention
The power supply real-time monitoring part for referring to.
4th, the embodiment of the present invention
As shown in figure 3, comparison module carries out comparison process and is in geophysical prospecting equipment control device：According to default
Flow carries out power supply monitoring, and default flow is first to carry out supply voltage detection, issues related command to high-voltage power-supply unit, according to
The return of the measurement magnitude of voltage of high-voltage power-supply unit, is contrasted in geophysical prospecting equipment control device, and exception occur can be by logical
Know that high-voltage power-supply unit is cut off the electricity supply, and reinform geophysical prospecting equipment control device, wait malfunction elimination and removing；Measurement magnitude of voltage
If normal, current detecting can be entered, issue related command to high-voltage power-supply unit, wait the measurement electric current of high-voltage power-supply unit
The return of value, is contrasted in geophysical prospecting equipment control device, occur it is abnormal can by notifying that high-voltage power-supply unit is cut off the electricity supply,
And geophysical prospecting equipment control device is returned again to, wait malfunction elimination and removing；If measurement current value is normal, complete once complete
Whole power supply monitoring flow, goes back to voltage detecting, waits the arrival of next power supply monitoring flow.
As shown in figure 4, geophysical prospecting equipment control device of the present invention includes first communication module 5, comparison module 4, protocol module
3rd, command module 2, human-machine interface module 1.
1st, operating personnel are started working by input through keyboard and instructed, and are input into digital packets total quantity, and whole live electrical power prison is supplied
Device will enter working condition.Power up step by step can be in when high-voltage power-supply unit is to marine geophysical prospecting towing cable device power,
Electric initial state is gone up, now selection carries out comparison.
2nd, after the human-machine interface module 1 of geophysical prospecting equipment control device receives the start-up operation instruction from input through keyboard,
Command module 2 is directly forwarded to, power up commands are generated in command module 2, be now upper electric initial state process；It is then output to association
View module 3, completes the protocol encapsulation to power up commands in protocol module 3；The first communication is given by the power up commands after encapsulation
Power up commands after encapsulation are converted into RS232 signals by module 5 in first communication module 5, and output passes to high voltage power supply.
3rd, power up commands can be distributed to disparate modules simultaneously by different passages：
After high-voltage power-supply unit receiving voltage querying command, marine geophysical prospecting towing cable equipment current output voltage value is entered immediately
Row measurement, because being in comparison process now, current voltage value can be returned to first communication module 5 by high-voltage power-supply unit
Receive RS232 signals and parse the measurement magnitude of voltage after encapsulation, be re-fed into protocol module 3 and parse measurement magnitude of voltage, finally
The comparison module 4 that magnitude of voltage is given in geophysical prospecting equipment equipment will be measured.
4. the threshold value for measuring magnitude of voltage with calculate is compared in comparison module 4, if comparative result is normal, can be defeated
Go out voltage ratio compared with normal signal to command module 2, electric current querying command is generated in command module 2, be then passed to protocol module 3
Protocol encapsulation is carried out, first communication module 5 is re-fed into and the electric current querying command after encapsulation is converted into RS232 signals, then pass through
FPGA circuitry gives high voltage power supply
If result of the comparison is abnormal in comparison module 4, meeting output voltage abnormal signal is being ordered to command module 2
Make generating in module 2 and close power command, then will close power command and give protocol module 3 carries out protocol encapsulation, then will
Packaged order sends first communication module 5 to, and packaged order is converted into RS232 letters in first communication module 5
High-voltage power-supply unit number is given, high-voltage power-supply unit is received closes power command, and power supply output is closed afterwards.
5. then in step 4, if the normal high-voltage power-supply units of voltage monitoring result receive current detecting order, immediately
The marine geophysical prospecting current output current value of towing cable equipment is measured, because being in comparison process now, high voltage power supply sets
Present current value be returned to first communication module 5 and receive RS232 signals and parse the measurement current value after encapsulation by standby meeting, then
Feeding protocol module 3 parses measurement current value, will finally measure the comparison module 4 that current value is given in geophysical prospecting equipment equipment.
6. the present current value of actual measurement is compared with the threshold value for pre-setting in comparison module 4：If comparing knot
Fruit is normal, and Contemporary Digital wraps electricity normally, and meeting output current compares normal signal to command module 2, is generated in command module 2
Current detecting order, being then passed to protocol module 3 carries out protocol encapsulation, is re-fed into first communication module 5 by the electric current after encapsulation
Normal command is converted into RS232 signals and gives high voltage power supply, and opening next stage digital packets are powered after high voltage power supply receives order,
Next round power supply monitoring is carried out, until all power up step by step terminate；
If result of the comparison is abnormal in comparison module 4, meeting output current abnormal signal is being ordered to command module 2
Make generating in module 2 and close power command, then will close power command and give protocol module 3 carries out protocol encapsulation, then will
Packaged order sends first communication module 5 to, and packaged order is converted into RS232 letters in first communication module 5
Number, then high-voltage power-supply unit is given, high-voltage power-supply unit is received closes power command, and power supply output is closed afterwards.
7. then in step 6, on afterbody has been carried out after electro-detection, command module 2 can produce electricity to complete order,
The order indicates that power supply monitoring is transformed into hardware and compares by comparison.Then upper electricity is completed into order and gives protocol module 3
Protocol encapsulation is carried out, the electric current normal command after encapsulation is converted into RS232 signals by feeding first communication module 5, so far physical prospecting
Instrument controlling device power initial state power supply monitoring end-of-job.
The content not being described in detail in description of the invention belongs to the known technology of those skilled in the art.
Claims (3)
1. a kind of geophysical prospecting equipment control device for marine geophysical prospecting towing cable, it is characterised in that：Geophysical prospecting equipment control device is made
It is connected with marine geophysical prospecting towing cable equipment with universal serial bus, geophysical prospecting equipment control device receives marine geophysical prospecting by human-machine interface module
The job information of towing cable equipment；Geophysical prospecting equipment control device starts to be normally carried out the monitoring of marine geophysical prospecting towing cable device power supply (DPS)；If
Marine geophysical prospecting towing cable equipment is in during electric initial state, and comparison, comparative result are used in geophysical prospecting equipment control device
High-voltage power-supply unit is transmitted to, relevant treatment is made after high-voltage power-supply unit response, then associated processing outcomes are returned into physical prospecting instrument
Device control device, until upper electric initial state terminates, carries out power data collection, in physical prospecting by the observation circuit of high voltage power supply itself
It is compared in instrument controlling equipment, marine geophysical prospecting towing cable device power feature of combining closely makes marine geophysical prospecting towing cable equipment
Power supply monitoring accomplishes interactivity high, safe efficient, convenient.
2. a kind of geophysical prospecting equipment control device for marine geophysical prospecting towing cable according to claim 1, it is characterised in that：Institute
The implementation process for stating comparison module is：Power supply monitoring is carried out according to default flow, default flow is first to carry out supply voltage
Detection, issues the opening first order i.e. marine geophysical prospecting towing cable device signal collecting unit power command to the high voltage power supply of digital packets and sets
Standby, the return of the measurement magnitude of voltage according to high-voltage power-supply unit is contrasted in geophysical prospecting equipment control device, abnormal meeting occurs
Notify that high-voltage power-supply unit is cut off the electricity supply, and wait malfunction elimination and removing by notifying geophysical prospecting equipment control device again；Measurement
If magnitude of voltage is normal, current detecting can be entered, issue related command to high-voltage power-supply unit, wait the survey of high-voltage power-supply unit
The return of current value is measured, is contrasted in geophysical prospecting equipment control device, occurred abnormal by notice high-voltage power-supply unit cut-out electricity
Source, and geophysical prospecting equipment control device is returned again to, wait malfunction elimination and removing；If measurement current value is normal, one is completed
Secondary complete power supply monitoring flow, issues the next value of series bag order of opening, goes back to voltage detecting, waits next power supply monitoring stream
The arrival of journey.Complete a complete power monitoring flow and represent electricity and power supply monitoring in completion one-level digital packets, when all numerals
After bag completes upper electricity, marine geophysical prospecting towing cable equipment enters upper electric stable state, and the moment before is referred to as electric initial state.
3. a kind of geophysical prospecting equipment control device for marine geophysical prospecting towing cable according to claim 1 and 2, its feature exists
In：The comparison module includes first communication module, comparison module, protocol module, command module, human-machine interface module；
Human-machine interface module, after receiving the start-up operation instruction from input through keyboard, is directly forwarded to command module；
Command module, the work order generation power up commands according to human-machine interface module；Comparative result life according to comparison module
Into normal or aberrant commands；Then mentioned order is transmitted to protocol module；
Protocol module, the order transmitted to command module carries out protocol encapsulation, and first communication module is given by packaged order；
The measurement magnitude of voltage after the encapsulation transmitted on first communication module and measurement current value are parsed simultaneously, after being parsed
Measurement magnitude of voltage and measurement current value give comparison module；
Comparison module, the digital packets transmitted to protocol module in the power up commands after encapsulation are calculated in real time, calculate electric current
Threshold value and voltage threshold, and the measurement magnitude of voltage and current value of protocol module upload are entered with the current threshold and voltage threshold
Row compares, and comparative result is transmitted into command module；
First communication module, RS232 signal outputs are converted into by the packaged order that protocol module is transmitted；Simultaneously to upload
RS232 signal resolutions go out encapsulation after measure magnitude of voltage and measurement current value, and by the measurement magnitude of voltage after encapsulation, measurement current value
In delivering to protocol module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710019020.7A CN106773869B (en) | 2017-01-11 | 2017-01-11 | A kind of geophysical prospecting equipment control equipment for marine geophysical prospecting towing cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710019020.7A CN106773869B (en) | 2017-01-11 | 2017-01-11 | A kind of geophysical prospecting equipment control equipment for marine geophysical prospecting towing cable |
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| Publication Number | Publication Date |
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| CN106773869A true CN106773869A (en) | 2017-05-31 |
| CN106773869B CN106773869B (en) | 2019-01-25 |
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ID=58947865
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| CN201710019020.7A Active CN106773869B (en) | 2017-01-11 | 2017-01-11 | A kind of geophysical prospecting equipment control equipment for marine geophysical prospecting towing cable |
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| WO2015034368A1 (en) * | 2013-09-06 | 2015-03-12 | Magseis As | Node deployer |
| CN103760604A (en) * | 2014-01-16 | 2014-04-30 | 中国海洋石油总公司 | Circuit module for dragging multi-linear-array horizontal control device |
| EP3032286A1 (en) * | 2014-12-12 | 2016-06-15 | Fugro N.V. | Data acquisition method and system |
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