CN2650152Y - Network dynamic charging potential monitoring device - Google Patents
Network dynamic charging potential monitoring device Download PDFInfo
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- CN2650152Y CN2650152Y CN 03266365 CN03266365U CN2650152Y CN 2650152 Y CN2650152 Y CN 2650152Y CN 03266365 CN03266365 CN 03266365 CN 03266365 U CN03266365 U CN 03266365U CN 2650152 Y CN2650152 Y CN 2650152Y
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- electrode
- potential
- charging potential
- monitoring device
- dynamic charging
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Abstract
The utility model belongs to a geophysical prospecting technology, in particular to a device for waterflooding monitor of oil recovery engineering, dynamic charging potential monitoring for coal gas field fracturing crack monitoring network. The device consists of an AC generator 1, a waveform transmitter 2, a supply electrode 3, a measurement electrode 4, a signal recording controller 5, and a PC6 unit, the measurement electrodes 4 is arranged around the supply electrode 3 and 1 to 5 rings are formed, each ring has 10 to 50 measurement electrodes 4, each measurement electrode is connected with the parallel array multi-channel switches of the signal recording controller 5 through a multi-channel cable 7, the signal recording controller 5 is connected with a PC 6. The utility model can realize any combination of network multiple electrodes, obtain the different directional potential gradient, realize synchronous collection, support two of a plurality of earthing electrodes combined to measure the charging potential, measure the potential gradient along different directions, control the quality of collected data, moreover, realize the dynamic display and site analysis.
Description
Affiliated field
The utility model belongs to geophysical exploration technology, is the dynamic charging potential monitoring device of network that the survey record charging potential of the water filling monitoring that is used for oil geology, petroleum production engineering, the monitoring of coal gas field fracturing fracture changes.
Background technology
Need measure the earth charging potential at geophysical survey and change, the instrument of general measure record charging potential has only two to measure the utmost point, and its ultimate principle and structure are very similar to multimeter commonly used, only need the potential difference (PD) of record point-to-point transmission.In order to finish the measurement of whole charging potentials, just need pointwise to move, will cause acquisition quality uncontrollable like this, also can't judge in case measuring error occurs, thereby can not remedy; In addition, this method is the variation of the whole charging potential of fast recording in a short period of time, and the variation of natural like this ground potential influences acquisition quality inevitably.In recent years since, external some instrument has adopted multipole synchronous recording, IPRF-1 and IPRF-2 type surveying instrument as Canadian import, be divided into power supply, send part, receiving unit, its specific practice is to be the center by well logging, only arranges a plurality of radial measurement dipoles apart from the well head certain distance in 360 ° of scopes.The problem that this instrument exists be each measure radially current potential be separate, do not connect each other between a plurality of measured values, can't judge measuring error and correction measure.Because the method for measuring the variation of the earth charging potential is subjected to the restriction of data acquisition instrument, has influenced and has applied.
Summary of the invention
The utility model purpose is the weak point that overcomes said apparatus, but combination in any between a kind of multi-electrode is provided, and can measure the electric potential gradient of different directions, but on-the site analysis guarantees the dynamic charging potential monitoring device of the network of record data quality simultaneously.
The utility model is made up of supply and AC generator 1, waveform transmitter 2, transmitting electrode 3, potential electrode 4, signal record controller 5, PC6 machine, potential electrode 4 rearranges 1 to 5 ring around transmitting electrode 3, every ring has 10 to 50 potential electrode 4, each potential electrode is connected with the parallel connected array multi-way switch of signal record controller 5 by multiway cable 7, and signal record controller 5 is connected with PC 6.
Each potential electrode 4 is evenly distributed on the same radius annulus, and the radial deflection error is within ± 0.5m, and azimuthal error is at ± 5 ＂.
Potential electrode 4 between ring and the ring is all being crossed on the concentric diameter.
Signal record controller 5 is made up of front panel 51, analog board 52, control panel 53 and backplate 54, the interface of two parallel connected array multi-way switchs 55 on backplate 54 has the 6DB37 circuit board that connects on the PC and is connected control panel 53, EPP interface 56, clock circuit 57, amplification filtering circuit 58, A/D change-over circuit 59 are installed on the analog board 52, and front panel 51, analog board 52, control panel 53 are connected with Switching Power Supply 60.
The utility model can be realized network multi-electrode combination in any, can obtain the different directions electric potential gradient, can synchronous acquisition, support between a plurality of ground-electrodes arbitrarily multiple measurement charging potential in twos, finishing the electric potential gradient of different directions measures, reach the control of image data quality, can dynamically show and on-the site analysis simultaneously.
Description of drawings
The utility model description of drawings is as follows:
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model signal record controller architecture synoptic diagram;
Fig. 3 is the utility model signal record controller circuitry connection diagram.
Embodiment
Below in conjunction with accompanying drawing in detail the utility model is described in detail.
The utility model is made up of supply and AC generator 1, waveform transmitter 2, transmitting electrode 3, potential electrode 4, signal record controller 5, PC6 machine, potential electrode 4 rearranges 1 to 5 ring around transmitting electrode 3, every ring has 10 to 50 potential electrode 4, each potential electrode is connected with the parallel connected array multi-way switch of signal record controller 5 by multiway cable 7, and signal record controller 5 is connected with PC 6.
Each potential electrode 4 is evenly distributed on the same radius annulus, and the radial deflection error is within ± 0.5m, and azimuthal error is at ± 5 ＂.
Potential electrode 4 between ring and the ring is all being crossed on the concentric diameter.
Signal record controller 5 is made up of front panel 51, analog board 52, control panel 53 and backplate 54, the interface of two parallel connected array multi-way switchs 55 on backplate 54 has the 6DB37 circuit board that connects on the PC and is connected control panel 53, EPP interface 56, clock circuit 57, amplification filtering circuit 58, A/D change-over circuit 59 are installed on the analog board 52, and front panel 51, analog board 52, control panel 53 are connected with Switching Power Supply 60.
The utility model is coupled together all potential electrode 4 by polycore cable 7 in use, forms ground networks, and measuring-signal entering signal recording controller 5 through after the amplification filtering, is controlled the combination of electrode in twos by the array multicircuit switch.Present embodiment at most can be in parallel 128 electrodes of the array multi-electrode combined switch control combination in twos arbitrarily formed of 128 path analoging switch, the operation of matrix switch is by the register controlled of seeking.The differential input end of amplifier is respectively established one 128 tunnel multi-way switch, the input of two switches end of the same name connects together successively, 128 electrodes are connected on the parallel connected end respectively, in order to control the gating of multi-way switch, control positive and negative two multi-way switch gatings with two register Reg1 and Reg2 respectively through decoding, during manifold, by PC 6 control to Reg1 and the Reg2 data of packing into, whenever the one group of new data of packing into has just been realized the new combination of pair of electrodes, in PC, opened up a data field respectively for Reg1 and Reg2, combination of electrodes rule according to the detection method requirement, in the data field, deposit the switching gate address, during data acquisition, from the peek of this data field pack into Reg1 and Reg2, so just realized the array configuration of the electrode of method requirement successively.
According to the detection method requirement, the electric potential gradient on Measurement and analysis current potential, the annulus between the potential electrode, the potential difference (PD) between top electrode radially.According to the potential field principle, the potential drop (being electric potential gradient) of getting back to initial point through any closed circuit from any is zero, therefore, can makeup ring inner looping and interannular loop, the check measurement quality notes abnormalities a little, and check cloth utmost point quality immediately, this process directly shows by PC is on-the-spot.Measurement result can on-the-spot form with go in ring sectional view and isogram directly be shown, be used for on-the site analysis result and explanation.
The utility model supply and AC generator, transmitting electrode, PC6 machine, potential electrode all adopt conventional commercially available prod, and the waveform transmitter adopts the T200 type, and the signal record controller adopts main components and parts such as following table listed.
| Sequence number | Title | Model |
| 1 | Programmable amplifier | PGA205 |
| 2 | A/D converter | ADS7805 |
| 3 | Switch filter | MA×280 |
| 4 | Constant current tube | DHG05 |
| 5 | Operational amplifier | OP27 |
| 6 | Switching power supply | MA×667 |
| 7 | Switching power supply | MA×660 |
| 8 | Multicircuit switch | MA×396 |
| 9 | Programmable timer | 8253 |
| 10 | Monostable delayer | 74H1221 |
| 11 | 318 code translators | 74H1221 |
| 12 | The D/P transducer | SR5D1 |
Claims (4)
1, the dynamic charging potential monitoring device of network is made up of supply and AC generator, waveform transmitter, transmitting electrode, potential electrode, signal record controller, PC, it is characterized in that: potential electrode (4) rearranges 1 to 5 ring on every side at transmitting electrode (3), every ring has 10 to 50 potential electrode, each potential electrode is connected with the parallel connected array multi-way switch of signal record controller (5) by multiway cable (7), and signal record controller (5) is connected with PC (6).
2, the dynamic charging potential monitoring device of network according to claim 1 is characterized in that each potential electrode (4) is evenly distributed on the same radius annulus, and the radial deflection error is within ± 0.5m, and azimuthal error is at ± 5 ＂.
3, the dynamic charging potential monitoring device of network according to claim 1, the potential electrode (4) between it is characterized in that encircling and encircling are all being crossed on the concentric diameter.
4, the dynamic charging potential monitoring device of network according to claim 1, it is characterized in that signal record controller (5) is by front panel (51), analog board (52), control panel (53) and backplate (54) are formed, backplate (54) have on connection (PC) machine the 6DB37 circuit board be connected control panel (53) on the interface of two parallel connected array multi-way switchs (55), EPP interface (56) is installed on the analog board (52), clock circuit (57), amplification filtering circuit (58), A/D change-over circuit (59), front panel (51), analog board (52), control panel (53) is connected with Switching Power Supply (60).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03266365 CN2650152Y (en) | 2003-07-04 | 2003-07-04 | Network dynamic charging potential monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03266365 CN2650152Y (en) | 2003-07-04 | 2003-07-04 | Network dynamic charging potential monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2650152Y true CN2650152Y (en) | 2004-10-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03266365 Expired - Lifetime CN2650152Y (en) | 2003-07-04 | 2003-07-04 | Network dynamic charging potential monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2650152Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227952A (en) * | 2016-03-25 | 2017-10-03 | 中国石油化工股份有限公司 | A kind of crack induction logging response tank analogue means |
| CN108387444A (en) * | 2018-04-02 | 2018-08-10 | 东方华隆（北京）石油技术有限公司 | A kind of continuous monitoring and control method of cased well pressure break based on well-in-situ potential imaging |
| CN114252923A (en) * | 2021-12-20 | 2022-03-29 | 吉林大学 | Networked monitoring system and method for mine roadway underground water dynamic time-shifting electric field |
-
2003
- 2003-07-04 CN CN 03266365 patent/CN2650152Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227952A (en) * | 2016-03-25 | 2017-10-03 | 中国石油化工股份有限公司 | A kind of crack induction logging response tank analogue means |
| CN108387444A (en) * | 2018-04-02 | 2018-08-10 | 东方华隆（北京）石油技术有限公司 | A kind of continuous monitoring and control method of cased well pressure break based on well-in-situ potential imaging |
| CN114252923A (en) * | 2021-12-20 | 2022-03-29 | 吉林大学 | Networked monitoring system and method for mine roadway underground water dynamic time-shifting electric field |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA NATIONAL PETROLEUM CORP. Free format text: FORMER OWNER: DONGFANG GEOPHYSICAL EXPLORATION CO., LTD., SINOPEC Owner name: DONGFANG GEOPHYSICAL EXPLORATION CO., LTD., SINOP Effective date: 20041022 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20041022 Address after: 100724 No. six, Kang 6, Xicheng District, Beijing Co-patentee after: Dongfang Geophysical Exploration Co., Ltd., China Petrochemical Corp. Patentee after: China National Petroleum Corporation Address before: 072751 Zhuozhou City, Hebei Province Patentee before: Dongfang Geophysical Exploration Co., Ltd., China Petrochemical Corp. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130704 Granted publication date: 20041020 |