CN102141781B - Waterfowl communication control panel for towrope towing control - Google Patents
Waterfowl communication control panel for towrope towing control Download PDFInfo
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- CN102141781B CN102141781B CN2011100204698A CN201110020469A CN102141781B CN 102141781 B CN102141781 B CN 102141781B CN 2011100204698 A CN2011100204698 A CN 2011100204698A CN 201110020469 A CN201110020469 A CN 201110020469A CN 102141781 B CN102141781 B CN 102141781B
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Abstract
The invention provides a waterfowl communication control panel for towrope towing control, comprising a data processing module, a storage module, an instruction transmission module, a data transmission module, an interface module and a power supply module. The data processing module carries out data processing on a control instruction sent by a control system, transmits the processed control instruction to the instruction transmission module, processes data transmitted by the data transmission module and transmits the processed data to the control system; the storage module is in communication connection with the data processing module and buffers the data in the data processing module; the instruction transmission module modulates and processes the control instruction transmitted by the data processing module and transmits modulated and processed control instruction to the interface module; the data transmission module demodulates the data transmitted by the interface module and transmits the demodulated data to the data processing module; the interface module carries out data interaction among the waterfowl, the instruction transmission module and the data transmission module; and the power supply module supplies power to the data processing module, the instruction transmission module and the data transmission module. The waterfowl communication control panel provided by the invention can be used for realizing instruction transmission and data transmission in the same control panel, is convenient for the control system to control the waterfowl in real time and has fewer links and high three-dimensional control accuracy.
Description
Technical field
The present invention relates to a kind of aquatic bird communication control panel that is used for towing cable towing control.
Background technology
Along with exploratory development develops towards meticulous direction, the geophysical survey field is increasing to the demand of three-dimensional high-precision exploration, is promoting the continuous development of high-precision three-dimensional seismic exploration technique.Marine high precision seismic exploration requires the attitude control of underwater towing line towing increasingly high with the location.Towing cable towing control will be towards High Accuracy Control and orientation development, develops into integrated control from towing cable is plug-in, not only can accurately control the towing cable degree of depth, can also control the horizontal level of towing cable, and collects acoustics and orientate one as.Real-time control difficulty and data-handling capacity etc. have been proposed new challenge.
Because the towing cable control system is comparatively complicated; Technical difficulty is big, and the towing cable towing control system that China uses in the exploration of marine oil gas field at present all relies on external import, and technical development has proposed new demand again to the real-time control ability and the data-handling capacity of system; Underwater towing line towing at present need be set up separate payment respectively to attitude control, acoustics location; At the bottom of the level of integrated system, a little less than the data-handling capacity, and cost height and link are many, cause control stiffness poor.
Summary of the invention
The technical matters that the present invention will solve provide a kind of can level of integrated system high, data-handling capacity aquatic bird communication control panel strong and with low cost.
In order to address the above problem, the invention provides a kind of aquatic bird communication control panel that is used for towing cable towing control, comprising:
Data processing module; Said data processing module is communication connection control system, memory module, instruction sending module and data transmission module respectively; Said data processing module carries out the steering order that said control system is sent to send to said instruction sending module after the data processing, and sends to said control system after the data that said data transmission module sends are handled;
Memory module, said memory module communication connects said data processing module, and the data in the said data processing module are carried out buffer memory;
Instruction sending module, said instruction sending module communication respectively connect said data processing module and interface module, and the steering order that said instruction sending module is sent said data processing module carries out sending to said interface module after the modulation treatment;
Data transmission module, said data transmission module communication respectively connect said data processing module and interface module, and the data that said data transmission module sends said interface module carry out sending to said data processing module after the demodulation;
Interface module, said interface module communication respectively connect said instruction sending module, data transmission module and aquatic bird, and said interface module is carried out data interaction between said aquatic bird and said instruction sending module and data transmission module;
Supply module, said supply module obtains power supply by said control system, and is said data processing module, instruction sending module and data transmission module power supply.
Further, said instruction sending module comprises:
First isolated location, said first isolated location receive the instruction that said data processing module sends to carry out sending to modulating unit after the Signal Spacing;
Modulating unit sends to first amplifier after the signal that said modulating unit sends said first isolated location is modulated;
First amplifier sends to the network matching unit after the signal that said first amplifier sends said modulating unit amplifies;
Network matching unit, the signal that said network matching unit sends said first amplifier carry out sending to said interface module after the network coupling.
Further, said data transmission module comprises:
Second amplifier sends to wave filter after the data that said second amplifier sends said aquatic bird are amplified;
Wave filter, the data that said wave filter sends said second amplifier carry out sending to the 3rd amplifier after the filtering;
The 3rd amplifier sends to demodulating unit after the data that said the 3rd amplifier sends said wave filter are amplified;
Demodulating unit, the data that said demodulating unit sends said the 3rd amplifier carry out sending to second isolated location after the demodulation;
Second isolated location sends to said data processing module after the data that said second isolated location sends said demodulating unit are isolated.
Further, also be provided with handover module between said instruction sending module and the data transmission module.
Further, modulating unit comprises FSK modulation chip R2206.
Further, demodulating unit comprises FSK demodulation chip XR2211.
The present invention has following advantage:
1, the present invention adopts instruction sending module and data transmission module simultaneously, can in same control panel, realize instruction transmission and data transmission, make things convenient for control system that aquatic bird is controlled in real time, and link is few, and stability is high, and three-dimensional control accuracy is high.
2, the instruction transmission is carried out modulation with data acquisition among the present invention, makes things convenient for real-time communication between control system and the aquatic bird, and is simple in structure, reliable, and stability is high, and failure rate is low.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present invention is described further:
Fig. 1 shows a kind of aquatic bird communication control panel structural representation that is used for towing cable towing control of the present invention.
Embodiment
As shown in Figure 1, the present invention includes data processing module 1, memory module 2, instruction sending module 3, data transmission module 4, interface module 5 and supply module 6.The present invention is used between control system 7 and aquatic bird 8, carrying out communication.Be provided with for convenient, the present invention adopts the design based on cpci bus, plug-in card 11 and back plug-in card 12 before on cpci bus cabinet plug-in card 10, pegging graft.The present invention adopts the 6U (size of 233.35mm * 160mm) of standard.
Data processing module 1 is through J1 interface connection control system 7 on the cpci bus cabinet plug-in card 10, the steering order that receiving control system 7 sends.Data processing module 1 is also distinguished communication memory module 2, instruction sending module 3 and data transmission module 4.Data processing module 1 carries out the steering order that control system 7 is sent to send to instruction sending module 3 after the data processing, and sends to control system 7 after the data that data transmission module 4 sends are handled.
Data processing module 1 comprises a field programmable gate array (Field-programmable gate array; Be called for short FPGA); Adopt universal asynchronous receipts/send out agreement (Universal Asynchronous Receiver/Transmitter is called for short UART) with the communications protocol of aquatic bird 8 under water.
On the plug-in card 11, interface module 5 was arranged on the plug-in card 12 of back before data processing module 1, memory module 2 and supply module 6 were arranged on, instruction sending module 3 is connected with data transmission module 4 be arranged on before plug-in card 11 and after on the plug-in card 12.The connection of supply module 6 and instruction sending modules 3 and data transmission module 4 realizes through J5 interface on the cpci bus cabinet plug-in card 10.Communication on instruction sending module 3 and the data transmission module 4 between preceding plug-in card 11 and back plug-in card 12 realizes through J3 interface on the cpci bus cabinet plug-in card 10.
The present invention adopts instruction sending module 3 and data transmission module 4 simultaneously, can in same control panel, realize instruction transmission and data transmission, make things convenient for 7 pairs of aquatic birds 8 of control system to control in real time, and link is few, and stability is high, and three-dimensional control accuracy is high.
Among the present invention, instruction sending module 3 comprises first isolated location 31, modulating unit 32, first amplifier 33 and network matching unit 34.Wherein: before first isolated location 31, modulating unit 32 and first amplifier 33 all are arranged on the plug-in card 11; Network matching unit 34 is arranged on the plug-in card 12 of back.
First isolated location 31 receives the instruction that data processing module 1 sends to carry out sending to modulating unit 32 after the Signal Spacing.
After modulating, the signal that modulating unit 32 sends first isolated location 31 sends to first amplifier 33.Modulating unit 32 adopts FSK (Frequency Shift Keying, frequency shift keying).The FSK modulation chip is selected XR2206 for use.XR2206 is high-quality monolithic function generator, can produce high-quality, high stable, high-precision sine wave, square wave, can realize amplitude modulation and FSK frequency modulation easily, is desirable FSK modulator chip.It is made up of a voltage controlled oscillator VCO, current switch and a multiplier and sinusoidal wave adjuster.
After amplifying, the signal that first amplifier 33 sends modulating unit 32 sends to network matching unit 34.
The signal that network matching unit 34 sends first amplifier 33 carries out sending to interface module 5 after the network coupling.
Among the present invention, data transmission module 4 comprises second amplifier 41, wave filter 42, the 3rd amplifier 43, demodulating unit 44 and second isolated location 45.Wherein: second amplifier 41 is arranged on the plug-in card 12 of back; Before wave filter 42, the 3rd amplifier 43, demodulating unit 44 and second isolated location 45 are arranged on the plug-in card 11.
After amplifying, the data that second amplifier 41 sends aquatic bird 8 send to wave filter 42.Second amplifier 41 is the preposition amplification in the data transmission module 4.
The data that wave filter 42 sends second amplifier 41 carry out sending to the 3rd amplifier 43 after the filtering.
After amplifying, the data that the 3rd amplifier 43 sends wave filter 42 send to demodulating unit 44.The 3rd amplifier 43 is that the secondary in the data transmission module 4 amplifies.
The data that demodulating unit 44 sends the 3rd amplifier 43 carry out sending to second isolated location 45 after the demodulation.Demodulating unit 44 adopts FSK (Frequency Shift Keying, frequency shift keying).Demodulation chip adopts FSK special demodulating chip XR2211, and this chip power supply scope is 4.5V～20V, frequency demodulation scope 0.01Hz～300K Hz, and dynamic range is 10mV～3Vrms, can adjust catching range 1%～80%.
The circuit of XR2211 is made up of parts such as basic phaselocked loop, quadrature phase detector, internal reference source, FSK voltage comparator and lock-in detection comparers.The VCO centre frequency, performances such as loop bandwidth and output delay are determined by the outward element value.According to the delivery request of concrete signal, in case determined the frequency of signal " 1 " and " 0 ", the centre frequency of VCO has just been confirmed.In view of the above, just can confirm the value of XR2211 outer meeting resistance, electric capacity.After fsk signal was added to the XR2211 input end, the loop filter of the output of its phase detector through being made up of R3, C8 exported to the low-pass filter of being made up of RF, C9 and eliminated spike interference etc.Filtered voltage signal is input to the input end of FSK comparer; Another input of this comparer (being threshold voltage) is determined by internal reference voltage; Just determined that according to the frequency of signal " 1 " and " 0 " level of output terminal of FSK comparer is high and low like this, reached the purpose of fsk signal demodulation.
After isolating, the data that second isolated location 45 sends demodulating unit 44 send to data processing module 1.
Among the present invention, also be provided with handover module 9 between instruction sending module 3 and the data transmission module 4.This handover module 9 can instruction send and data transmission between switch, with avoid instruction send with data transmission between mutual interference mutually.
Instruction is sent with data acquisition and is carried out modulation among the present invention, makes things convenient for real-time communication between control system and the aquatic bird, and simple in structure, reliable, stability is high, and failure rate is low.
In sum; More than being merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention, therefore; All any modifications of within spirit of the present invention and principle, being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. one kind is used for the aquatic bird communication control panel that the towing cable towing is controlled, and it is characterized in that be used between control system (7) and aquatic bird (8), carrying out communication, control system (7) is controlled aquatic bird (8) in real time, comprising:
Data processing module (1); Said data processing module (1) is communication connection control system (7), memory module (2), instruction sending module (3) and data transmission module (4) respectively; Said data processing module (1) carries out the steering order that said control system (7) is sent to send to said instruction sending module (3) after the data processing, and sends to said control system (7) after the data that said data transmission module (4) sends are handled;
Memory module (2), said memory module (2) communication connects said data processing module (1), and the data in the said data processing module (1) are carried out buffer memory;
Instruction sending module (3); Said instruction sending module (3) communication respectively connects said data processing module (1) and interface module (5), and the steering order that said instruction sending module (3) is sent said data processing module (1) carries out sending to said interface module (5) after the modulation treatment;
Data transmission module (4); Said data transmission module (4) communication respectively connects said data processing module (1) and interface module (5), and the data that said data transmission module (4) sends said interface module (5) carry out sending to said data processing module (1) after the demodulation;
Interface module (5); Said interface module (5) communication respectively connects said instruction sending module (3), data transmission module (4) and aquatic bird (8), and said interface module (5) is carried out data interaction between said aquatic bird (8) and said instruction sending module (3) and data transmission module (4);
Supply module (6), said supply module (6) obtains power supply by said control system (7), and is said data processing module (1), instruction sending module (3) and data transmission module (4) power supply;
Said instruction sending module (3) comprising:
First isolated location (31), said first isolated location (31) receive the instruction that said data processing module (1) sends to carry out sending to modulating unit (32) after the Signal Spacing;
Modulating unit (32) sends to first amplifier (33) after the signal that said modulating unit (32) sends said first isolated location (31) is modulated;
First amplifier (33) sends to network matching unit (34) after the signal that said first amplifier (33) sends said modulating unit (32) amplifies;
Network matching unit (34), the signal that said network matching unit (34) sends said first amplifier (33) carry out sending to said interface module (5) after the network coupling;
Said data transmission module (4) comprising:
Second amplifier (41) sends to wave filter (42) after the data that said second amplifier (41) sends said aquatic bird (8) are amplified;
Wave filter (42), the data that said wave filter (42) sends said second amplifier (41) carry out sending to the 3rd amplifier (43) after the filtering;
The 3rd amplifier (43) sends to demodulating unit (44) after the data that said the 3rd amplifier (43) sends said wave filter (42) are amplified;
Demodulating unit (44), the data that said demodulating unit (44) sends said the 3rd amplifier (43) carry out sending to second isolated location (45) after the demodulation;
Second isolated location (45) sends to said data processing module (1) after the data that said second isolated location (45) sends said demodulating unit (44) are isolated.
2. the aquatic bird communication control panel that is used for towing cable towing control as claimed in claim 1 is characterized in that: also be provided with handover module (9) between said instruction sending module (3) and the data transmission module (4).
3. the aquatic bird communication control panel that is used for towing cable towing control as claimed in claim 1, it is characterized in that: modulating unit (32) comprises FSK modulation chip R2206.
4. the aquatic bird communication control panel that is used for towing cable towing control as claimed in claim 1, it is characterized in that: demodulating unit (44) comprises FSK demodulation chip XR2211.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100204698A CN102141781B (en) | 2011-01-18 | 2011-01-18 | Waterfowl communication control panel for towrope towing control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100204698A CN102141781B (en) | 2011-01-18 | 2011-01-18 | Waterfowl communication control panel for towrope towing control |
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| Publication Number | Publication Date |
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| CN102141781A CN102141781A (en) | 2011-08-03 |
| CN102141781B true CN102141781B (en) | 2012-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011100204698A Active CN102141781B (en) | 2011-01-18 | 2011-01-18 | Waterfowl communication control panel for towrope towing control |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114637247B (en) * | 2022-05-17 | 2022-08-12 | 中海油田服务股份有限公司 | Control device and water bird |
| CN114660978B (en) * | 2022-05-24 | 2022-08-09 | 中海油田服务股份有限公司 | Roots bird control method and control device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3210955B2 (en) * | 1996-07-25 | 2001-09-25 | 鹿島建設株式会社 | Box towing control method |
| CN100470246C (en) * | 2005-12-09 | 2009-03-18 | 国家海洋局第二海洋研究所 | Drawing on-line measuring system in deep sea |
| CN100578410C (en) * | 2008-07-22 | 2010-01-06 | 中国船舶重工集团公司第七一○研究所 | Ocean towing linear array high-precision course heading control method |
| CN101561511A (en) * | 2009-05-19 | 2009-10-21 | 中国海洋石油总公司 | Towline data interface board for geophysical exploration |
| CN101726756B (en) * | 2009-12-23 | 2011-07-20 | 上海交通大学 | Rotating marine seismic streamer position controller |
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Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: China Oilfield Services Limited Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: China Oilfield Services Limited Patentee before: China National Offshore Oil Corporation |
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