CN204738809U - Permanent electron pressure meter in pit that is fit for CCS - Google Patents
Permanent electron pressure meter in pit that is fit for CCS Download PDFInfo
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- CN204738809U CN204738809U CN201520289585.3U CN201520289585U CN204738809U CN 204738809 U CN204738809 U CN 204738809U CN 201520289585 U CN201520289585 U CN 201520289585U CN 204738809 U CN204738809 U CN 204738809U
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Abstract
The utility model discloses a permanent electron pressure meter in pit that is fit for CCS belongs to pressure monitoring field in the pit, include module and ground module in the pit, the module includes sensor module, electronic module, transport module and power module in the pit, and the ground module includes communication module, data processing module and storage module, and sensor module and power module are connected respectively to the electronic module, and the data output end of electronic module connects gradually communication module and data processing module through transport module, transport module comprises cable and cable protector, sensor module includes pressure sensor, temperature sensor and signal conversion module. Compared with the prior art, the utility model discloses can adopt ground direct reading way, just can real -time, continuous monitoring bottom pressure variation with time without the closing well, master the true change of pressure in the pit constantly, simultaneously, owing to without the closing well, saved and has measured the cost, avoided the output that influences the oil field.
Description
Technical field
The utility model relates to down-hole pressure monitoring field, refers to a kind of down-hole permanent electronic pressure gauge being applicable to CCS (collecting carbonic anhydride with seal up for safekeeping) especially.
Background technology
Formation pressure testing is requisite work in oil field development, are research oil reservoir dynamic characteristics by pressure gauge institute measuring pressure data, check the capsule information of ground oil production technology flow process, to determining the enforcement that reservoir is communicated with situation, studies Remaining Oil Distribution, understands stratum energy situation, instructs oil-water well volume increase and well stimulation, improve oil and gas production and ultimate recovery, there is very large directive function.The pressure gauge of current domestic application generally adopts electronic pressure gauge, compared with mechanical manometer, electronic pressure gauge has that accuracy is high, admission data reliably and the feature such as display intuitively.At present, electronic pressure gauge progressively replaces the key instrument that mechanical manometer becomes down-hole pressure admission.
The measuring technique of current electronic pressure gauge mainly contains two classes, and one is direct-reading manometric technique, and the irregular well measurement interval that is lowered into by pressure gauge of this measuring method measures oil reservoir data, returns soil surface treatment data after measurement terminates; Another kind is memory-type manometric technique, this measuring method pressure gauge is by carrying powered battery, and the sampling routine set by embedded software and interval are detected down-hole pressure, and its survey data is stored in Instrument memory, after measurement completes, pressure gauge is taken out, return soil surface treatment data.
Although Current electronic manometry technology compares mechanical manometer and early stage electron pressure in respect of significant progress, certainty of measurement is significantly improved.But above-mentioned pressure testing method cannot accomplish the monitoring in real time to down-hole pressure, measure on the one hand irregularly cause survey data to be interrupted, imperfect, data continuity, comparability are poor, can not reflect strata pressure really, especially measured value can not reflect down-hole pressure situation of change under the normal production status of oil well; All need pump when each measurement on the other hand, not only affected the output in oil field but also add measurement cost.
Utility model content
The technical problems to be solved in the utility model is to provide the down-hole permanent electronic pressure gauge of a kind of applicable CCS, can accomplish Real-Time Monitoring downhole data, obtain down-hole pressure parameter, and reduce measurement cost.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
The down-hole permanent electronic pressure gauge of a kind of applicable CCS, comprise downhole modules and earth module, described downhole modules comprises sensor assembly, electronic module, transport module and power module, and described earth module comprises communication module, data processing module and memory module, wherein:
Described electronic module connects described sensor assembly and described power module respectively, and the data output end of described electronic module is by described transport module successively connecting communication module and data processing module;
Described data processing module is bi-directionally connected described memory module;
Described sensor assembly comprises pressure sensor, temperature pick up and signal conversion module;
Described pressure sensor and temperature pick up are connected with the signal input part of described signal conversion module respectively;
Described transport module is made up of cable and electric cable protector.
Further, the inside of described cable is solid copper wire, and centre has inner insulating layer and insulation filling bed respectively, and outermost layer is Metal Packaging layer.
Further, described pressure sensor adopts ion beam sputtering film metal sensor, and described temperature pick up adopts platinum resistor temperature measuring.
Further, described earth module also comprises the data disaply moudle be connected with data processing module.
Further, the pressure runner hole of described pressure sensor is designed to through-hole structure.
Further, described electronic module adopts single chip microcomputer.
Further, described power module is portable high-capacity battery.
The utility model has following beneficial effect:
Compared with prior art, the down-hole permanent electronic pressure gauge of applicable CCS of the present utility model can adopt ground directly-reading mode, and, continuous print monitor well bottom pressure real-time with regard to energy without closing well changes in time, the real change of moment grasp down-hole pressure; Meanwhile, due to without closing well, save and measure cost, avoid the output affecting oil field.
Accompanying drawing explanation
Fig. 1 is the manometric operating principle block diagram of down-hole permanent electronic that the utility model is applicable to CCS;
Fig. 2 be the utility model be applicable to the down-hole permanent electronic pressure gauge cable of CCS block cross-sectional view.
Detailed description of the invention
For making the technical problems to be solved in the utility model, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The utility model provides the down-hole permanent electronic pressure gauge of a kind of applicable CCS, as shown in Figure 1, comprise downhole modules 1 and earth module 2, downhole modules 1 comprises sensor assembly 11, electronic module 13, transport module 12 and power module 14, earth module 2 comprises communication module 21, data processing module 22 and memory module 23, wherein:
Electronic module 13 is connecting sensor module 11 and power module 14 respectively, and the data output end of electronic module 13 is by transport module 12 connecting communication module 21 and data processing module 22 successively;
Data processing module 22 is bi-directionally connected memory module 23;
Sensor die 11 pieces comprises pressure sensor 111, temperature pick up 112 and signal conversion module 113;
The signal output part of pressure sensor 111 and temperature pick up 112 difference signal conversion module 113 is connected;
Transport module 12 is made up of cable and electric cable protector.
The major function of electronic module 13 of the present utility model is the measuring-signal of acquisition sensor assembly 11 and is changed into readable pressure and temperature parameter.
Adopt the down-hole permanent electronic pressure gauge of the applicable CCS of this programme can adopt ground directly-reading mode, continuous print monitor well bottom pressure real-time with regard to energy without closing well changes in time, grasps the real change of down-hole pressure in real time; Meanwhile, due to without closing well, save and measure cost, avoid the output affecting oil field.
Improve as one of the present utility model, the inside of described cable is solid copper wire 121, and centre has inner insulating layer 122 and insulation filling bed 123 respectively, and outermost layer is Metal Packaging layer 124.
This cable has anti-extrusion, anti scuffing and decay resistance preferably, can bear higher pressure, be suitable at down-hole Long-Time Service; Cable, in the process of going into the well, will be attached to oil pipe string and together with pipe string in lower going-into-well.Electric cable protector can be fixed on cable on oil pipe string reliably, and protection cable is not damaged in the process of going into the well, and electric cable protector can resistance to wear and bear larger external impact force, and protection cable is not subject to the infringement of down-hole adverse circumstances completely.
As further improvement of the utility model, pressure sensor 111 adopts ion beam sputtering film metal sensor, and temperature pick up 112 adopts platinum resistor temperature measuring.
This sensor can be by four frequency response is high, volume is little, precision is high, highly sensitive, initial resistance is the full-bridge differential circuit that the sputtered film resistance of 1KB is formed, especially when adopting constant current source power supply to measure, not only do not have linearity error, sensitivity good, and the impact of environment temperature can be eliminated.
Further, earth module 2 also comprises the data disaply moudle 24 be connected with data processing module 22.
After connection data display module 24, the pressure parameter of down-hole is after data processing module 22 processes, and can be real-time show, improves the real-time of down-hole pressure monitoring.
As further improvement of the utility model, the pressure runner hole of pressure sensor 111 is designed to through-hole structure.
The down-hole permanent electronic pressure gauge of applicable CCS of the present utility model gathers pressure signal by borehole fluid and pressure sensor contacts, once runner blocking, borehole fluid just can not enter manometric pressure transmission urceolus smoothly, so the pressure data in shaft bottom when just not collecting pressure break; Pressure runner hole is designed to through-hole structure, fluid can be made to be in circulation status, such runner is just not easy blocking, improves reliability of the present utility model.
In addition, electronic module 13 preferably adopts single chip microcomputer, and power module 14 is preferably portable high-capacity battery.
Owing to supporting that portable high-capacity battery is powered, can power for a long time, therefore the down-hole permanent electronic pressure gauge of applicable CCS of the present utility model can be made to work long hours in down-hole, simultaneously compacter relative to external power source structure, volume is lighter, be conducive to saving space, down-hole.
The down-hole permanent electronic pressure gauge of certain applicable CCS of the present utility model also can use external power source to be powered by adapter: power module 14 can be the solar electric power supply system on ground, for the utility model, transport module 12 is through suitably improving the function can bearing transmission of electricity.Therefore, can guarantee that the utility model has good environmental suitability by such scheme.
In sum, the utility model has following beneficial effect:
(1) the down-hole permanent electronic pressure gauge of the applicable CCS of this programme adopts ground directly-reading mode, and, continuous print monitor well bottom pressure real-time with regard to energy without closing well changes in time, grasps the real change of down-hole pressure in real time; Meanwhile, due to without closing well, save and measure cost, avoid the output affecting oil field;
(2) the utility model structure is simple, light, and measure accurately, reliability is high.
The above is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. the down-hole permanent electronic pressure gauge of an applicable CCS, it is characterized in that, comprise downhole modules and earth module, described downhole modules comprises sensor assembly, electronic module, transport module and power module, described earth module comprises communication module, data processing module and memory module, wherein:
Described electronic module connects described sensor assembly and power module respectively, and the data output end of described electronic module connects described communication module and data processing module successively by described transport module;
Described transport module is made up of cable and electric cable protector;
Described data processing module is bi-directionally connected described memory module;
Described sensor assembly comprises pressure sensor, temperature pick up and signal conversion module, and described pressure sensor and temperature pick up are connected with the input of described signal conversion module respectively.
2. the down-hole permanent electronic pressure gauge of applicable CCS according to claim 1, is characterized in that, the inside of described cable is solid copper wire, and centre has inner insulating layer and insulation filling bed respectively, and outermost layer is Metal Packaging layer.
3. the down-hole permanent electronic pressure gauge of applicable CCS according to claim 2, is characterized in that, described pressure sensor adopts ion beam sputtering film metal sensor, and described temperature pick up adopts platinum resistor temperature measuring.
4. the down-hole permanent electronic pressure gauge of the applicable CCS according to claim arbitrary in claims 1 to 3, is characterized in that, described earth module also comprises the data disaply moudle be connected with described data processing module.
5. the down-hole permanent electronic pressure gauge of applicable CCS according to claim 4, is characterized in that, the pressure runner hole of described pressure sensor is designed to through-hole structure.
6. the down-hole permanent electronic pressure gauge of applicable CCS according to claim 5, is characterized in that, described electronic module adopts single chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520289585.3U CN204738809U (en) | 2015-05-06 | 2015-05-06 | Permanent electron pressure meter in pit that is fit for CCS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520289585.3U CN204738809U (en) | 2015-05-06 | 2015-05-06 | Permanent electron pressure meter in pit that is fit for CCS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204738809U true CN204738809U (en) | 2015-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520289585.3U Expired - Fee Related CN204738809U (en) | 2015-05-06 | 2015-05-06 | Permanent electron pressure meter in pit that is fit for CCS |
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| Country | Link |
|---|---|
| CN (1) | CN204738809U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750770A (en) * | 2020-07-06 | 2020-10-09 | 湖南启泰传感科技有限公司 | Sensor based on metal sputtering film pressure-sensitive chip |
| CN113932982A (en) * | 2021-12-15 | 2022-01-14 | 中国科学院地质与地球物理研究所 | Multi-information fusion CO2 sealed storage state networking monitoring equipment, system and method |
| CN114033495A (en) * | 2021-10-25 | 2022-02-11 | 北京金圣奥能源技术有限公司 | Cable throwing and fishing type underground permanent storage pressure gauge |
-
2015
- 2015-05-06 CN CN201520289585.3U patent/CN204738809U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750770A (en) * | 2020-07-06 | 2020-10-09 | 湖南启泰传感科技有限公司 | Sensor based on metal sputtering film pressure-sensitive chip |
| CN114033495A (en) * | 2021-10-25 | 2022-02-11 | 北京金圣奥能源技术有限公司 | Cable throwing and fishing type underground permanent storage pressure gauge |
| CN113932982A (en) * | 2021-12-15 | 2022-01-14 | 中国科学院地质与地球物理研究所 | Multi-information fusion CO2 sealed storage state networking monitoring equipment, system and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151104 Termination date: 20160506 |
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| CF01 | Termination of patent right due to non-payment of annual fee |