CN201372742Y - A wireless information acquisition system of well drilling field - Google Patents
A wireless information acquisition system of well drilling field Download PDFInfo
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- CN201372742Y CN201372742Y CN200920079673U CN200920079673U CN201372742Y CN 201372742 Y CN201372742 Y CN 201372742Y CN 200920079673 U CN200920079673 U CN 200920079673U CN 200920079673 U CN200920079673 U CN 200920079673U CN 201372742 Y CN201372742 Y CN 201372742Y
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- information acquisition
- well site
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Abstract
The utility model discloses a wireless information acquisition system of well boring field, pertaining to the information acquisition system of drilling operation sites and aiming at solving the problems in a wired acquisition system, such as vulnerability to interference, field limitation, poor expansibility and relatively high cost. The wireless information acquisition system comprises a control center, a data collector, a relay and a wireless receiver. The data collector is a wireless transmitter of data collection, which is provided with transmission components. Wireless signal transmission is realized between the wireless transmitter of data collection and an interrupter by the antenna of the transmitter and also realized between the relay and the wireless receiver by the antenna of the relay and the wireless receiver while wired signal transmission is realized between the wireless receiver and the control center by a data interface; a main machine of a PC or a PLC for analyzing and processing data and controlling is adopted in the control center; the wireless receiver is installed in a master control room of the filed and signal transmission is conducted between the wireless receiver and the control center by an RJ interface or an RS-485 interface; the control center comprises data interfaces which can communicate with remote LAN server (LAN: Local Area Network).
Description
Technical field
The utility model relates to the information acquisition system at drillng operation scene.
Background technology
The various sensors of situ of drilling well general using carry out the collecting work of data at present, are transferred to control centre after by wire cable the signal of each sensor acquisition being handled then, generally adopt centralized wiring and fieldbus mode.There are following some shortcomings in this information acquisition system:
1. centralized each Acquisition Instrument of cabling requirement all must be connected to the PLC of VFD room or driller house by a cable, and this needs many cables; Though field bus technique has significantly reduced the number of cable from the situ of drilling well to the Master Control Room, each acquisition instrument still has a large amount of cables to exist to the connection of bus.Because the situ of drilling well environment is abominable, and to remove operation such as drilling rod in the drilling process all be to come into contacts with heavy, large-scale equipment, so these cause original more apparent in a jumble with regard to narrow and small situ of drilling well along layings such as derrick pipeline or support or many built on stilts cables.
2. because the completion system that generally adopts of oil drilling, the desired set-up time of these Acquisition Instruments is shorter, and lays or aerial cable is subjected to the restriction of wellsite facility, facility, so the whole erection wiring process is at full stretch and complicated, directly influences drilling well production.These cables be vulnerable to weight in the work progress or personnel be not intended to destroy, and because cable network intricate, in case break down, the operation and maintenance cost of system is also higher.
Because wired system is subjected to the restriction of situ of drilling well environment, makes that the extensibility of system is low, acquired signal is easy to be subjected to the interference of forceful electric power environment on every side in transport process, causes error in data, less stable when serious.
The utility model content
The purpose of this utility model be solve that existing wired acquisition system exists be subject to disturb, be subject to well site restriction, autgmentability difference and cost problem of higher, a kind of wireless drilling well site information acquisition system is provided, have be easy to expand, simple installation, antijamming capability are stronger, dress is with the lower advantage of cost.
The purpose of this utility model realizes by following technical proposals:
Wireless drilling well site information acquisition system, comprise control centre and data acquisition unit, described acquisition system also comprises repeater and wireless receiver, data acquisition unit is the data collection radio transmitter that includes emission element, the data collection radio transmitter has wireless signal transfer by its antenna and relay, repeater and wireless receiver have wireless signal transfer by antenna each other, and wireless receiver and control centre transmit by the data-interface wire signal.
Adopting PC or PLC in the described control centre is the main frame of analysis, deal with data and control.
Described wireless receiver is arranged in the Master Control Room in well site, and itself and control centre carry out the signal transmission by RJ interface or RS-485 interface.
Described control centre comprise can with the data-interface of the LAN server communication of far-end.
Described data collection radio transmitter comprises sensor, single-chip microcomputer, analog to digital conversion circuit, radio circuit and electric power management circuit, electric power management circuit is connected with other element respectively with the supply power supply, single-chip microcomputer is connected with analog to digital conversion circuit, radio circuit respectively, and sensor is connected with analog to digital conversion circuit.
Described data collection radio transmitter also comprises signal amplifier and the external antenna that is connected with radio circuit, and is arranged on the change-over circuit input protection circuit between sensor and the analog to digital conversion circuit.
Described acquisition system also comprises the camera that is arranged on a plurality of positions, well site and the network video server that is attached thereto and directional aerial, the video reception end that be arranged on driller house or Master Control Room, is connected, and the monitoring PC that is connected with the vision signal end with the directional aerial wireless signal.
The utility model adopts said structure, has following beneficial effect:
1. with the gapless communication of wireless mode realization with control system.
2. do not need cable laying, do not need crane span structure, do not need junction box, rack and I/O fastener, do not need wiring, can save installation cost.
3. can realize the monitoring of real time data with the communication reliability more than 99%; Can guarantee the safety of technical grade, and not disturb other any existing system.
4. system extension is convenient, fast, increases new measuring point and is very easy to; The following transformation also need not to consider to increase rack, junction box, fastener, crane span structure etc.
5. system layout is succinct, does not have the constraint of cable, rack and fastener; Significantly reduce the space that takies the control room.
6. realize remote online configuration, verification, the diagnosis of wireless transmitter, and the monitoring communication, remote live is understood all health status information, configuration info, diagnostic message, warning message and the measurement parameter of wireless transmitter.
7. install simply, system's toggle speed is rapid.
8. later maintenance expense also significantly reduces, and does not need maintenance cable, wiring, Maintenance free rack, junction box, fastener etc.
As seen, adopt the utility model of said structure, have be easy to expand, simple installation, antijamming capability are stronger, dress is with the lower advantage of cost, Information Monitoring when can be used for the drilling well site operation.
Description of drawings
Fig. 1 is a system architecture schematic diagram of the present utility model;
Fig. 2 is the structural representation of data collection radio transmitter in the utility model.
The specific embodiment
Below in conjunction with specific embodiments and the drawings the utility model is further described.
As shown in Figure 1, wireless drilling well site information acquisition system comprises control centre and data acquisition unit, described acquisition system also comprises repeater and wireless receiver, data acquisition unit is the data collection radio transmitter that includes emission element, the data collection radio transmitter has wireless signal transfer by its antenna and relay, repeater and wireless receiver have wireless signal transfer by antenna each other, and wireless receiver and control centre transmit by the data-interface wire signal.
Network structure in conjunction with Fig. 1, more specifically, in the ingredient of native system, first's data collection radio transmitter can be described as wireless sensor node as shown in Figure 1, it gathers the data of all kinds of transmitters or sensor, by wireless radio frequency mode data is sent to Centroid then; The second portion repeater can be described as Centroid as shown in Figure 1, it receives data and the wireless receiver that is transmitted to that collector is sent, in the present embodiment, adopt the pattern of just waking certain collector when needed up, control the sequential that each collector sends data, reduce a plurality of collectors and send the probability that data cause data collision simultaneously, reduce power consumption; The third part wireless receiver, the data that it is sent by the wireless receiving repeater in Master Control Room (VFD room), and by RJ45 mouth access to LAN or by RS-485 interface access PLC; The 4th part is a control centre, can analyze and handle data or further be sent on the enterprise servers of rear by remote mode by PLC or PC, for related personnel's remote monitoring drilling well situation.
First, second portion are arranged on the wellsite operation district, and third part, the 4th part are arranged on the well site monitored space.
In the present embodiment, its function of data collection radio transmitter (can abbreviate collector as) mainly be finish sensor signal input, (pulse output type flow meter need not to carry out analog-to-digital conversion to analog-to-digital conversion, can directly detect by single-chip microcomputer), gather and record sensing related data, and the information wireless that collects is sent to repeater by wireless radio frequency mode.The collector internal construction comprises sensor, single-chip microcomputer, analog to digital conversion circuit, radio circuit and electric power management circuit as shown in Figure 2.
Electric power management circuit is connected with other element respectively with the supply power supply, and single-chip microcomputer is connected with analog to digital conversion circuit, radio circuit respectively, and sensor is connected with analog to digital conversion circuit.
As shown in Figure 2, collector also comprises signal amplifier and the external antenna that is connected with radio circuit, and is arranged on the change-over circuit input protection circuit between sensor and the analog to digital conversion circuit.
In the present embodiment, receiver is positioned at control centre, can receive the radio frequency signal that repeater sends over, carrying out the integration of data then handles, and the data after handling can be stored in the FLASH memory that carries, by LAN or RS-485 interface data are sent to PLC at last.Can adopt the cable power power supply, therefore can realize with high performance embedded type CPU and high-power transceiver module.
In order to guarantee that all data collecting module collected data are accurately received, receiver is regularly to all collector radio clock synchronizing signals, each collector receives the delay that does not wait according to the numbering of self time of doing again behind this signal, then the image data of self is issued repeater.Be that each collector sends data in a collection period successively at repeater like this, avoided bursty data conflict and mutual interference mutually.
In addition, it is as gateway and plc communication that receiving terminal also has a critical function, and seamless carry is on the Profibus-DP bus.The RS-485 interface that can adopt PLC is done the protocol conversion of RS-485 to Profibus-DP as free communication mouth and gateway communication, and gateway is articulated on the bus as a slave station.
In the present embodiment, acquisition system also comprises the camera that is arranged on a plurality of positions, well site and the network video server that is attached thereto and directional aerial, the video reception end that be arranged on driller house or Master Control Room, is connected, and the monitoring PC that is connected with the vision signal end with the directional aerial wireless signal.
The directional aerial of each camera by being attached thereto, point to the reception antenna of driller house, set up into the star wireless network of point-to-multipoint, adopt network video server at front monitoring front-end, with the analog signal conversion of common camera is data signal, and being wirelessly transmitted to driller house wireless interface receiving end by wireless bridge, receiving terminal connects monitoring PC, in real time the camera in the monitoring wireless network.
In application, can be by selecting the transmission range that different wireless bridges reaches to be needed, transmission range can reach the 20-30 km farthest, satisfy the well site needs fully, monitoring PC can insert Internet by CDMA or GPRS etc., can carry out remote monitoring at far-end by Internet for the related personnel, video information also can preserve for the retrieval playback simultaneously.
In the present embodiment, adopt the Zigbee wireless network, can form stellate reticulum, Mesh mesh network and tree-like (bunch shape) net to satisfy different needs.Zigbee (IEEE802.15.4) is a kind of highly reliable wireless-transmission network, similar CDMA, communication distance is 10～200 meters, and the support wireless extensions, its low speed transmissions, low-power consumption, low cost, the characteristics that network coverage is big, network capacity is big are suitable for the well site wireless sensor network.
Claims (7)
1, wireless drilling well site information acquisition system, comprise control centre and data acquisition unit, it is characterized in that, described acquisition system also comprises repeater and wireless receiver, data acquisition unit is the data collection radio transmitter that includes emission element, the data collection radio transmitter has wireless signal transfer by its antenna and relay, and repeater and wireless receiver have wireless signal transfer by antenna each other, and wireless receiver and control centre transmit by the data-interface wire signal.
2, wireless according to claim 1 drilling well site information acquisition system is characterized in that, adopting PC or PLC in the described control centre is the main frame of analysis, deal with data and control.
3, wireless according to claim 1 drilling well site information acquisition system is characterized in that, described wireless receiver is arranged in the Master Control Room in well site, and itself and control centre carry out the signal transmission by RJ interface or RS-485 interface.
4, as wireless drilling well site information acquisition system as described in the claim 2, it is characterized in that, described control centre comprise can with the data-interface of the LAN server communication of far-end.
5, as wireless drilling well site information acquisition system as described in claim 1 or 2 or 3 or 4, it is characterized in that, described data collection radio transmitter comprises sensor, single-chip microcomputer, analog to digital conversion circuit, radio circuit and electric power management circuit, electric power management circuit is connected with other element respectively with the supply power supply, single-chip microcomputer is connected with analog to digital conversion circuit, radio circuit respectively, and sensor is connected with analog to digital conversion circuit.
6, as wireless drilling well site information acquisition system as described in the claim 5; it is characterized in that; described data collection radio transmitter also comprises signal amplifier and the external antenna that is connected with radio circuit, and is arranged on the change-over circuit input protection circuit between sensor and the analog to digital conversion circuit.
7, wireless according to claim 1 drilling well site information acquisition system, it is characterized in that, described acquisition system also comprises the camera that is arranged on a plurality of positions, well site and the network video server that is attached thereto and directional aerial, the video reception end that be arranged on driller house or Master Control Room, is connected, and the monitoring PC that is connected with the vision signal end with the directional aerial wireless signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920079673U CN201372742Y (en) | 2009-03-19 | 2009-03-19 | A wireless information acquisition system of well drilling field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920079673U CN201372742Y (en) | 2009-03-19 | 2009-03-19 | A wireless information acquisition system of well drilling field |
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| CN201372742Y true CN201372742Y (en) | 2009-12-30 |
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| CN200920079673U Expired - Fee Related CN201372742Y (en) | 2009-03-19 | 2009-03-19 | A wireless information acquisition system of well drilling field |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103266886A (en) * | 2013-05-15 | 2013-08-28 | 中国石油化工股份有限公司 | While drilling data relay communication method for gas drilling |
| CN103382836A (en) * | 2012-05-03 | 2013-11-06 | 志馨通信科技（上海）有限公司 | Well logging wireless sensor data transmission system for petroleum drilling site |
| CN103916631A (en) * | 2014-03-14 | 2014-07-09 | 上海交通大学 | Mobile video monitoring system based on cognitive radio and method thereof |
| CN105350950A (en) * | 2014-08-20 | 2016-02-24 | 天津允林科技有限公司 | Drilling machine data acquisition and monitoring system |
| CN106448120A (en) * | 2016-12-09 | 2017-02-22 | 中国地质大学（武汉） | Wireless relay transmission system for underground temperature pressure detection |
-
2009
- 2009-03-19 CN CN200920079673U patent/CN201372742Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103382836A (en) * | 2012-05-03 | 2013-11-06 | 志馨通信科技（上海）有限公司 | Well logging wireless sensor data transmission system for petroleum drilling site |
| CN103382836B (en) * | 2012-05-03 | 2015-09-09 | 志馨通信科技（上海）有限公司 | For the well logging wireless sensor data transmission system at oil drilling scene |
| CN103266886A (en) * | 2013-05-15 | 2013-08-28 | 中国石油化工股份有限公司 | While drilling data relay communication method for gas drilling |
| CN103916631A (en) * | 2014-03-14 | 2014-07-09 | 上海交通大学 | Mobile video monitoring system based on cognitive radio and method thereof |
| CN105350950A (en) * | 2014-08-20 | 2016-02-24 | 天津允林科技有限公司 | Drilling machine data acquisition and monitoring system |
| CN106448120A (en) * | 2016-12-09 | 2017-02-22 | 中国地质大学（武汉） | Wireless relay transmission system for underground temperature pressure detection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SICHUAN HONGHUA ELECTRIC CO., LTD. Free format text: FORMER NAME: CHENGDU HONGTIAN TELEX ENGINEERING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 610036 No. 99 information East Road, Yingbin Road, Chengdu, Sichuan, Jinniu District Patentee after: SICHUAN HONGHUA ELECTRIC CO., LTD. Address before: 610036 No. 99 information East Road, Yingbin Road, Chengdu, Sichuan, Jinniu District Patentee before: Chengdu Hongtian Electric Drive Engineering Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20150319 |
|
| EXPY | Termination of patent right or utility model |