CN202565290U - Logging communication system - Google Patents
Logging communication system Download PDFInfo
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- CN202565290U CN202565290U CN 201120289083 CN201120289083U CN202565290U CN 202565290 U CN202565290 U CN 202565290U CN 201120289083 CN201120289083 CN 201120289083 CN 201120289083 U CN201120289083 U CN 201120289083U CN 202565290 U CN202565290 U CN 202565290U
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- 238000004891 communication Methods 0.000 title claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims description 13
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
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- 238000012360 testing method Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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- 210000001503 joint Anatomy 0.000 description 1
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- 230000035800 maturation Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
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- 230000002285 radioactive effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The utility model provides a logging communication system. The logging communication system comprises a coaxial cable, a logging apparatus positioned under a well, a central processor, an ethernet chip connected on the central processor, and a coaxial cable chip connected between the ethernet chip and the coaxial cable. When a sending message is received by the ethernet chip from the central processor, the sending message is sent by the ethernet chip to the coaxial cable through calling of the coaxial cable chip. When a data message belonging to or sent to the coaxial cable chip is detected by the coaxial cable chip on the coaxial cable, the data message is received and sent to the ethernet chip, and then the data message is transmitted by the ethernet chip to the central processor. The logging communication system enables coupling and correlation among equipment to be simplified, helps to establish modularization of the equipment, and helps to establish a bus data transmission platform to make instruments of all manufacturers more compatible to the system.
Description
Technical field
The utility model relates to the well logging communication system, particularly relates to the well logging communication system of in the well logging downhole toolbus, using.
Background technology
Geophysical log or oil well logging abbreviate well logging as; Be geophysics characteristics such as the electrochemical properties that utilizes the rock stratum, conductive characteristic, acoustic characteristic, radioactivity; Measure the method for geophysical parameters, belong to one of applied geophysics method (comprising weight, magnetic, electricity, shake, well logging).Generally can be divided into electrical log, acoustic logging, radioactive logging, dipmeter log, mud logging, formation testing well logging, bore mud logging etc. by petrophysical property of being surveyed or detection purpose.The various loggers that utilize physical principles manufacturings such as electricity, magnetic, sound, heat, nuclear,, make the ground electrical measuring instrument can be along the various parameters of pit shaft recording occurring continuously with change in depth by the logging cable G.I.H.Through representing the curve of this type parameter, discern underground rock stratum, like oil, gas, water layer, coal seam, metalliferous deposit etc.
At present, adopt CAN bus, 1553 buses and RS485 bussing technique or the like usually in the well logging downhole toolbus.These technology exist a lot of shortcomings, as: each appliance requires order is provided with, and the research and development test is put to no little inconvenience, and is also very high to the application personnel requirement of last well; Too high with the ground system degree of coupling, all data messages are integrated by ground installation, increase new instrument and all need reopen GCU; At present little with the equipment flow of this foundational development, have only the speed of tens K to K up to a hundred, can not support the logger of a new generation; System architecture causes the software architecture degree of coupling of whole logging system very high, and new instrument increase causes webmastering software significantly to be revised; The producer of making instrument now is very many, if new instrument will join in this framework, the modification amplitude of instrument is very big, and workload is very big.
Summary of the invention
The utility model is made in order to address the above problem; Its purpose is: a kind of well logging communication system of in the well logging downhole toolbus, using is provided, but coupling between its simplified apparatus and correlation, the modularization of apparatus for establishing; And set up the bus data transmission platform; The easier compatibility of instrument of each producer is entered, and simplify exploitation, debugging and the application of logging system, improve the speed of bus system.
The utility model in order to achieve the above object one of at least; Its scheme is: a kind of communication system of in the well logging downhole toolbus, using; It possesses coaxial cable and the logger that is positioned at the down-hole; It is characterized in that; Said communication system also comprises: central processing unit, be connected in the Ethernet chip on the said central processing unit and be connected in said Ethernet chip and said coaxial cable between the coaxial cable chip; Receive when sending message from said central processing unit in said Ethernet chip; Said Ethernet chip sends to said transmission message on the said coaxial cable through calling said coaxial cable chip, detects when the data message that belongs to or send to self is arranged on the said coaxial cable at said coaxial cable chip, and this data message is received and send to said Ethernet chip; Said Ethernet chip is sent to said central processing unit with said data message; Said central processing unit, said Ethernet chip and said coaxial cable chip are arranged in the said logger, or said central processing unit, said Ethernet chip and said coaxial cable chip become the module that is independent of outside the said logger, and said logger is connected on the said coaxial cable through this module.
In addition, preferably in such scheme, said transmission message and said data message all meet IEEE 802.3 agreements.
In addition, preferably in such scheme, said Ethernet chip realizes IEEE 802.3 logical links layer protocols, and said coaxial cable chip is realized IEEE 802.3 medium access key-course agreements.
In addition, preferably in such scheme, the number of said logger is a plurality of, and each said logger utilizes software development to become independently NE, and all said loggers are formed a sub-net.And then the framework of said software is developing application on the TCP/IP framework.
In addition, preferably in such scheme, said communication system is used ICP/IP protocol, ability and the butt joint of any network equipment.
In addition, preferably in such scheme, whole directly being articulated on the Internet of said communication system ability directly operated and controlled through ICP/IP protocol.
In addition, preferably in such scheme, said logger can be carried out remote testing, control and maintenance.
According to the utility model, coupling and correlation between the ability simplified apparatus, the modularization of apparatus for establishing; And set up the bus data transmission platform; The easier compatibility of instrument of each producer is entered, and simplified exploitation, debugging and the application of logging system, improved the speed of bus system greatly.
Above-mentioned and other purposes, characteristic and the advantage of the utility model are according to becoming clearer with the following detailed description of relevant the utility model of the related understanding of accompanying drawing.
Description of drawings
Fig. 1 is the sketch map of schematic configuration of the communication system of expression the utility model.
Fig. 2 is the figure of message process of transmitting in the communication system of expression the utility model.
Fig. 3 is the figure of message receiving course in the communication system of expression the utility model.
Fig. 4 is the sketch map that is illustrated in the schematic configuration of the software architecture of using in the communication system of the utility model.
Embodiment
For the technical scheme that makes the utility model is clear more and clear and definite, below with reference to accompanying drawing and combine specific embodiment, the utility model is described in more detail.Accompanying drawing is schematically, might not draw in proportion, runs through the identical Reference numeral of accompanying drawing and representes identical part.
Fig. 1 is the sketch map of schematic configuration of the communication system of expression the utility model.The communication system 100 of the utility model adopts ethernet technology on hardware structure, utilized the communication mode of central processing unit (below, abbreviate CPU as) 1+ Ethernet chip 2+ coaxial cable chip 3.In addition; Though specifically illustrated the number of each parts among the figure, be merely exemplary at this, be not limited thereto; As long as the number of each parts is more than one, above-mentioned communication mode guarantee system on hardware through the random organization network topological diagram of Ethernet mode.
In Fig. 1, communication system 100 possesses: coaxial cable 4 and the logger that is positioned at the down-hole.In addition, communication system 100 also comprises: CPU 1, be connected in the Ethernet chip 2 on the CPU 1 and be connected in Ethernet chip 2 and coaxial cable 4 between coaxial cable chip 3.Preferably the structure of " CPU1+ Ethernet chip 2+ coaxial cable chip 3 " is in the logger, and logger is connected on the coaxial cable 4 through the circuit of this structure.But also can be, the structure of " CPU1+ Ethernet chip 2+ coaxial cable chip 3 " becomes the module that is independent of outside the logger, and logger is connected on the coaxial cable 4 through this module.In addition, communication system 100 communicates through cable communication system and ground installation.
Receive when sending message from CPU 1 in Ethernet chip 2, Ethernet chip 2 will be sent message and send on the coaxial cable 4 through being called coaxial cable chip 3.
Detect when the data message that belongs to or send to self is arranged on the coaxial cable 4 at coaxial cable chip 3, this data message is received and sends to Ethernet chip 2, Ethernet chip 2 is sent to CPU 1 with this data message.
Ethernet technology is adopted in whole system communication, and all send the reception message and all meet IEEE 802.3 agreements.Ethernet chip 2 realizes IEEE 802.3 logical links layer protocols, and coaxial cable chip 3 is realized IEEE 802.3 medium access key-course agreements.
Fig. 2 is the figure of message process of transmitting in the communication system of expression the utility model.Shown in Figure 2 like this, the process of sending message comprises the steps: that CPU 1 will send the step S101 that message is sent to Ethernet chip 2; And Ethernet chip 2 sends to the step S102 on the coaxial cable 4 through calling coaxial cable chip 3 with message.
Fig. 3 is the figure of message receiving course in the communication system of expression the utility model.Shown in Figure 3 like this, the process that receives message comprises the steps: coaxial cable chip 3 surveys whether the step S201 that belongs to or send to the data message of self is arranged on coaxial cable 4; When coaxial cable chip 3 has detected this data message, this data message is received and sends to the step S202 of Ethernet chip 2; And Ethernet chip 2 is sent to the step S203 among the CPU 1 with this data message.
Fig. 4 is the sketch map that is illustrated in the schematic configuration of the software architecture of using in the communication system of the utility model.On Development of Software, each instrument development becomes independently NE, and all instruments are formed a sub-net.The whole software framework is developing application on the TCP/IP of maturation framework, can save great amount of time on stream.Shown in Figure 4 like this; The software architecture of the utility model is following: the IP/ICMP layer receives the network interface layer data sent bag of communicating by letter with Ethernet driving 1,2 from low layer; And sending to more high-rise TCP/UDP layer to this packet, the TCP/UDP layer is delivered to more high-rise application management software with packet again; Otherwise the IP/ICMP layer also is sent to the more network interface layer of low layer receiving the packet that comes from the TCP/UDP layer.
According to the utility model, can obtain following beneficial effect:
But 1. coupling between the simplified apparatus and correlation, the modularization of apparatus for establishing, and set up the bus data transmission platform, the instrument that makes each producer compatibility is more easily entered.
2. the use ICP/IP protocol can dock with any network equipment, and makes things convenient for the management software exploitation.Whole bus system can directly be articulated on the Internet, directly operates and controls through ICP/IP protocol.
3. can carry out the instrument networking easily, just can communicate by letter as long as configure the IP address, very simple and convenient.
4. the network bandwidth is high, is fit to follow-up expansion exploitation.The down-hole bus bandwidth is 10M, considerably beyond the spread of the rumours demand, and can develop 100M at any time.
5. can remote maintenance and control appliance, instrument, make things convenient for testing equipment and instrument.
The utility model has been simplified exploitation, debugging and the application of logging system, and has improved the speed of bus system greatly.
More than through exemplary embodiment the utility model has been described, yet this is not intended to limit the protection range of the utility model.Any modification or the modification of the foregoing description that it may occur to persons skilled in the art that all fall in the scope of the utility model that is limited appended claims.
Claims (2)
1. well logging communication system (100) of using in the downhole toolbus in well logging, the logger that it possesses coaxial cable (4) and is positioned at the down-hole is characterized in that,
Said communication system (100) also comprises: central processing unit (1), be connected in the Ethernet chip (2) on the said central processing unit (1) and be connected in said Ethernet chip (2) and said coaxial cable (4) between coaxial cable chip (3)
Receive when sending message from said central processing unit (1) in said Ethernet chip (2), said Ethernet chip (2) sends to said transmission message on the said coaxial cable (4) through calling said coaxial cable chip (3),
Detect when on the said coaxial cable (4) data message that belongs to or send to self being arranged at said coaxial cable chip (3); This data message is received and sends to said Ethernet chip (2); Said Ethernet chip (2) is sent to said central processing unit (1) with said data message
Said central processing unit (1), said Ethernet chip (2) and said coaxial cable chip (3) are arranged in the said logger; Or said central processing unit (1), said Ethernet chip (2) and said coaxial cable chip (3) become the module that is independent of outside the said logger, and said logger is connected on the said coaxial cable (4) through this module.
2. well logging communication system according to claim 1 (100) is characterized in that,
The number of said logger is a plurality of, and all said loggers are formed a sub-net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120289083 CN202565290U (en) | 2011-08-10 | 2011-08-10 | Logging communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120289083 CN202565290U (en) | 2011-08-10 | 2011-08-10 | Logging communication system |
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| CN202565290U true CN202565290U (en) | 2012-11-28 |
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| CN 201120289083 Expired - Lifetime CN202565290U (en) | 2011-08-10 | 2011-08-10 | Logging communication system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102932221A (en) * | 2011-08-10 | 2013-02-13 | 中国石油集团长城钻探工程有限公司 | Communication system and communication method for underground logging instrument bus |
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2011
- 2011-08-10 CN CN 201120289083 patent/CN202565290U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102932221A (en) * | 2011-08-10 | 2013-02-13 | 中国石油集团长城钻探工程有限公司 | Communication system and communication method for underground logging instrument bus |
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Granted publication date: 20121128 |