CN205422694U - Formation pressure rapid survey appearance - Google Patents
Formation pressure rapid survey appearance Download PDFInfo
- Publication number
- CN205422694U CN205422694U CN201620255815.9U CN201620255815U CN205422694U CN 205422694 U CN205422694 U CN 205422694U CN 201620255815 U CN201620255815 U CN 201620255815U CN 205422694 U CN205422694 U CN 205422694U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- main matrix
- snap joint
- instrument
- quick measuring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a ground formation pressure rapid survey appearance, include: the power that has instrument motor and circuit control panel for provide the direct current, the electronic circuit nipple joint, the hydraulic power nipple joint is connected the electronic circuit nipple joint is used for doing formation pressure rapid survey appearance carries out formation testing provides hydraulic power, push away and seal the nipple joint by sitting, connect the hydraulic power nipple joint, with the pump exhausting nipple joint, connect push away and seal the nipple joint by sitting. The utility model discloses a formation pressure rapid survey appearance, instrument structure is compact, and stability, reliability are high. Pushing away and sealing nipple joint operate time weak point by sitting, stratum fluid suction precision is high, and the response is fast for formation pressure measures soon. This measuring apparatu can make up the test of going into the well with conventional logging instrument, through the measurement of quick formation pressure, has saved the platform and has accounted for the well time. For deep sea oil -gas exploration and development, effectual formation pressure measuring means is provided.
Description
Technical field
This utility model relates to a kind of petroleum exploration instrument, particularly relates to a kind of strata pressure instrument for quick measuring.
Background technology
Strata pressure instrument for quick measuring major function is to measure strata pressure, and the formation fluid sampling to some layer of position.Needed to pop one's head in rubber before pressure measurement and sampling the backup borehole wall, and formation sets.Strengthening now with oil-gas exploration and development difficulty, particularly exploratory engineering of off-shore petroleum/gas reservoir, forward deep water field strides forward.Deepwater petroleum exploration is because of the reason of cost, the well drilled through is more and more less, have employed 4.75in drill bit drilling well, original external diameter is that the strata pressure instrument for quick measuring of 120mm can not meet slim-hole logging requirements, need to develop the strata pressure instrument for quick measuring of less external diameter, external diameter is less than 100mm, meets slim-hole formation pressure testing demand.It is more and more higher that deep water platform accounts for well expense, it is desirable to logger possesses superregulated property, reliability, on the premise of the function that fulfils assignment, reduces as far as possible and accounts for the well time.
Utility model content
Technical problem to be solved in the utility model, is to need to provide a kind of strata pressure instrument for quick measuring, changes monolithic construction of the prior art, the dismounting to maintain easily, when failture evacuation and installation.
In order to solve above-mentioned technical problem, this utility model provides a kind of strata pressure instrument for quick measuring, including: there is the power supply of machine motors and circuit control panel, be used for providing unidirectional current；Electronic cartridge；Hydraulic power sub, connects described electronic cartridge, provides hydraulic power for carrying out formation testing for described strata pressure instrument for quick measuring；Backup sets pipe nipple, connects described hydraulic power sub；With pumping pipe nipple, connect described backup and set pipe nipple.
Alternatively, described backup sets pipe nipple and includes: main matrix, is connected to the top snap joint of described main matrix one end, is connected to the lower section snap joint of the described main matrix other end, is encapsulated in the housing outside described main matrix；The snap joint of described top, lower section snap joint all comprise electric plug connector；It is fixed on described main matrix, and is encapsulated in the accumulator in described housing and solenoid directional control valve.
Alternatively, the pipeline passed in described main matrix, including: run through the hydraulic pressure oil pipeline between the snap joint of described top, lower section snap joint, hydraulic oil-returning pipeline and sample line, circuit controling line；Be connected with the snap joint of described top opens probe pipeline and regains probe pipeline.
Alternatively, open described in and be respectively arranged with the first pressure transducer and the second pressure transducer on probe pipeline and withdrawal probe pipeline；Described circuit controling line is connected with described sensor and solenoid directional control valve.
Alternatively, the widest on the cross section of described main matrix it is smaller in size than 100mm；And described main matrix is provided with multiple fabrication hole, it is used for fixing described solenoid directional control valve, the first pressure transducer and the second pressure transducer.
Alternatively, described main matrix is provided with the accumulator hole for fixing described accumulator；Described accumulator bore is axial decentered distribution in described main matrix.
Alternatively, described hydraulic pressure oil pipeline, sample line, described in open probe pipeline and regain on probe pipeline and be provided with pressure monitoring mouth；Pressure monitoring mouth it is provided with on accumulator pipeline.
Alternatively, described circuit controling line electric plug connector from the snap joint of described top enters described main matrix, after being connected with described accumulator, solenoid directional control valve, first sensor and the second sensor on the electric plug connector that the side of described main matrix fluting is connected to the snap joint of described lower section.
Compared with prior art, this utility model is designed by the structure of this optimization, it is possible to reduces the sectional dimension of strata pressure instrument for quick measuring, adapts to the trend of current Miniaturization Design.
Accompanying drawing explanation
Fig. 1 is the composition schematic diagram of this utility model strata pressure instrument for quick measuring embodiment.
Detailed description of the invention
Describing embodiment of the present utility model in detail below with reference to drawings and Examples, to this utility model, how application technology means solve technical problem whereby, and the process that realizes reaching technique effect can fully understand and implement according to this.
Fig. 1 is the composition schematic diagram of this utility model strata pressure instrument for quick measuring one embodiment.As it is shown in figure 1, strata pressure instrument for quick measuring includes: there is the power supply 110 of machine motors and circuit control panel, be used for providing unidirectional current；Electronic cartridge 120, it is achieved data acquisition, transmit and process, controls the action of each several part；Hydraulic power sub 130, connects described electronic cartridge 120, provides hydraulic power for carrying out formation testing for described strata pressure instrument for quick measuring；Backup sets pipe nipple 140, connects described hydraulic power sub 130；With pumping pipe nipple 150, connect described backup and set pipe nipple 140, by digital hydraulic pump extraction of formation fluid, from setting probe extraction of formation fluid, carry out pressure measxurement.
This strata pressure instrument for quick measuring divides according to basic function, is divided into several independent pipe nipple.Connected by snap joint between pipe nipple, form an entirety.Snap joint is made up of data communication joint, sample cell joint, hydraulic pressure joint and hydraulic oil-returning joint.This modular construction is conducive to the fault diagnosis of strata pressure instrument for quick measuring, when strata pressure instrument for quick measuring breaks down, can quickly repair strata pressure instrument for quick measuring by replacing out of order pipe nipple.During strata pressure instrument for quick measuring maintaining, split pipe nipple, it is simple to Fast-Maintenance.Conventional logging instrument can be mounted in use, carry out grand slam combination logging.
Mounting conventional instrument, goes into the well together with conventional instrument, reduces platform holding time, as early as possible formation testing reset pressure.Combined situation is such as: halter, anti-rotation pipe nipple, SP pipe nipple, tension nipple, remote measurement pipe nipple, gamma pipe nipple, orientation pipe nipple, neutron instrument, density instrument, cross dipole acoustic wave apparatus, rapid stratum pressure tester (IRFT), insulating short section, numeral bilaterally, numeral microsphere etc..
Preferably, backup sets pipe nipple 130 and includes: main matrix, is connected to the top snap joint of described main matrix one end, is connected to the lower section snap joint of the described main matrix other end, is encapsulated in the housing outside described main matrix；The snap joint of described top, lower section snap joint all comprise electric plug connector；It is fixed on described main matrix, and is encapsulated in the accumulator in described housing and solenoid directional control valve；The pipeline passed in described main matrix, including: run through the hydraulic pressure oil pipeline between the snap joint of described top, lower section snap joint, hydraulic oil-returning pipeline and sample line, circuit controling line；Be connected with the snap joint of described top opens probe pipeline and regains probe pipeline.
In the present embodiment, described in open probe pipeline and regain on probe pipeline and can be respectively arranged with the first pressure transducer and the second pressure transducer, for real-time monitoring probe withdrawal, open pressure；Described circuit controling line is connected with described sensor and solenoid directional control valve.
In the present embodiment, the snap joint of described top is quickly connected for setting pipe nipple with backup.The snap joint of described lower section is for being quickly connected with other modules of strata pressure instrument for quick measuring.The electric plug connector that top, lower section snap joint are comprised realizes electronics control, communication transfer function.
In the present embodiment, hydraulic locking apparatus is constituted by pipeline, accumulator and solenoid directional control valve etc., locking backup can be met set pipe nipple apparatus, automatically terminate and set functional requirement, regain probe pipeline be provided with accumulator, solenoid directional control valve must not electricity time, connection probe and support arm regain pipeline, when probe and support arm are regained, locking probe and support arm, prevent probe from opening, transport to instrument or put-on and delegated impacts in well.Specifically: controlled open probe pipeline and regain the high pressure liquid force feed output function of pipeline by electromagnetic valve thread-changing valve group.When needing to open probe, corresponding electromagnetic valve action, valve group connects hydraulic pressure oil pipeline and opens probe pipeline, regains probe pipeline connection hydraulic oil-returning pipeline, and now accumulator disconnects, storage high pressure liquid force feed.When needing to regain probe, switching corresponding electromagnetic valve, hydraulic pressure oil pipeline passes through valve group, probe pipeline is regained in connection, and now accumulator connection is regained probe pipeline, completed probe drawing back function together, open probe pipeline and connect oil return pipeline by valve group, it is achieved probe is regained.
In an embodiment of the present embodiment, the widest in described main matrix cross sections is smaller in size than 100mm；The profile of main matrix can be, but not limited to be a hollow circular cylinder, and groove at side surface passes for described pipeline, the now the most cylindrical diameter of the widest size on cross section；Main matrix two is left to the perforate of described upper and lower fast interface；Some described housing of loading of main matrix, another part does not loads housing, and this portion size is close with diameter of the housing or identical.
In an embodiment of the present embodiment, described main matrix is provided with multiple fabrication hole, is used for fixing the Hydraulic Elements such as described solenoid directional control valve, the first pressure transducer and the second pressure transducer.
In an embodiment of the present embodiment, from this profile it can be seen that on described main matrix, it is provided with the accumulator hole (being provided with disc spring) for fixing described accumulator；Described accumulator hole is axial decentered distribution in described main matrix.
Existing accumulator deployment way uses radially layout, and which cannot meet the design requirement of 100mm minor diameter matrix.And in present embodiment, accumulator hole eccentric, axial arranged, random length can be increased in the axial direction, meet minor diameter matrix design requirement.Eccentric arrangement, make use of the radial space of main matrix to greatest extent, and the body portion of deviation leaves arrangement space to the pipeline of hydraulic system.
In an embodiment of the present embodiment, these two through tracks of described hydraulic pressure oil pipeline, sample line and described in open probe pipeline and regain on probe pipeline and be provided with pressure monitoring mouth, when pipe nipple functional test, connect Pressure gauge and carry out pressure monitoring.It is provided with pressure monitoring mouth on the pipeline of accumulator, when being used for installing accumulator, it is provided that passage, it is possible to connect Pressure gauge, carries out pressure monitoring.
In an embodiment of the present embodiment, described circuit controling line electric plug connector from the snap joint of described top enters described main matrix, after being connected with described accumulator, solenoid directional control valve, first sensor and the second sensor on the electric plug connector that the side of described main matrix fluting is connected to the snap joint of described lower section.
Local layer pressure instrument for quick measuring also has a characteristic that
1. based on High Temperature High Pressure system, for minor diameter backup setting mechanism
Formation tester can work in the environment of High Temperature High Pressure, and maximum temperature reaches 175 DEG C, and maximum pressure reaches 140MPa.Twin packer is popped one's head in, and can set by more reliable carrying out, and improves the success rate of instrument formation testing.
2. can control extraction of formation fluid speed
The extraction speed of precision digital pump controllably layer fluid, for different stratum conditions, sets and suitably extracts speed.
The most accurately measure strata pressure
Select quartz pressure sensor can monitor strata pressure the most accurately, and record the strata pressure situation of change when extraction.
When down-hole needs pressure measurement, backup sets the probe assembly of pipe nipple and dual-gripper arm under the effect of hydraulic system, stretches out in matrix, and the contact borehole wall is formed and sets.After pressure measurement completes, hydraulic system regains probe and dual-gripper arm.
Strata pressure instrument for quick measuring of the present utility model, apparatus structure is compact, and stability, reliability are high.Instrument matrix outside dimension is designed as less than 100mm, can meet 4.75in drill bit well logging.It is short for movement time that backup sets pipe nipple, and formation fluid suction precision is high, and response is fast so that formation pressure testing is fast.This measuring instrument can combine, with conventional logging instrument, test of going into the well, and by rapid stratum pressure measxurement, saves platform and accounts for the well time.For deep-sea oil gas exploration and development, it is provided that effective formation pressure testing means.
Although the embodiment disclosed by this utility model is as above, but described content is only to facilitate the embodiment that understands this utility model and use, is not limited to this utility model.Technical staff in any this utility model art; on the premise of without departing from the spirit and scope disclosed by this utility model; in form and any amendment and change can be made in details implement; but scope of patent protection of the present utility model, still must be defined in the range of standard with appending claims.
Claims (8)
1. a strata pressure instrument for quick measuring, it is characterised in that including:
There is the power supply of machine motors and circuit control panel, be used for providing unidirectional current；
Electronic cartridge；
Hydraulic power sub, connects described power supply, provides hydraulic power for carrying out formation testing for described strata pressure instrument for quick measuring；
Backup sets pipe nipple, connects described hydraulic power sub；With
Pumping pipe nipple, connects described backup and sets pipe nipple.
Strata pressure instrument for quick measuring the most according to claim 1, it is characterised in that: described backup sets pipe nipple and includes:
Main matrix, is connected to the top snap joint of described main matrix one end, is connected to the lower section snap joint of the described main matrix other end, is encapsulated in the housing outside described main matrix；The snap joint of described top, lower section snap joint all comprise electric plug connector；
It is fixed on described main matrix, and is encapsulated in the accumulator in described housing and solenoid directional control valve.
Strata pressure instrument for quick measuring the most according to claim 2, it is characterised in that: the pipeline passed in described main matrix, including:
Run through the hydraulic pressure oil pipeline between the snap joint of described top, lower section snap joint, hydraulic oil-returning pipeline and sample line, circuit controling line；Be connected with the snap joint of described top opens probe pipeline and regains probe pipeline.
Strata pressure instrument for quick measuring the most according to claim 3, it is characterised in that:
Described opening is respectively arranged with the first pressure transducer and the second pressure transducer on probe pipeline and withdrawal probe pipeline；Described circuit controling line is connected with described sensor and solenoid directional control valve.
Strata pressure instrument for quick measuring the most according to claim 4, it is characterised in that:
The widest on the cross section of described main matrix it is smaller in size than 100mm；And
Described main matrix is provided with multiple fabrication hole, is used for fixing described solenoid directional control valve, the first pressure transducer and the second pressure transducer.
Strata pressure instrument for quick measuring the most according to claim 5, it is characterised in that:
The accumulator hole for fixing described accumulator it is provided with on described main matrix；Described accumulator bore is axial decentered distribution in described main matrix.
Strata pressure instrument for quick measuring the most according to claim 5, it is characterised in that:
Described hydraulic pressure oil pipeline, sample line, described in open probe pipeline and regain on probe pipeline and be provided with pressure monitoring mouth；Pressure monitoring mouth it is provided with on accumulator pipeline.
Strata pressure instrument for quick measuring the most according to claim 5, it is characterised in that:
Described circuit controling line electric plug connector from the snap joint of described top enters described main matrix, after being connected with described accumulator, solenoid directional control valve, first sensor and the second sensor on the electric plug connector that the side of described main matrix fluting is connected to the snap joint of described lower section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620255815.9U CN205422694U (en) | 2016-03-30 | 2016-03-30 | Formation pressure rapid survey appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620255815.9U CN205422694U (en) | 2016-03-30 | 2016-03-30 | Formation pressure rapid survey appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205422694U true CN205422694U (en) | 2016-08-03 |
Family
ID=56521942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620255815.9U Active CN205422694U (en) | 2016-03-30 | 2016-03-30 | Formation pressure rapid survey appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205422694U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150482A (en) * | 2016-08-09 | 2016-11-23 | 王少斌 | A kind of measurement exploring stratum internal fluid pressure and sampler |
| CN109356541A (en) * | 2018-12-11 | 2019-02-19 | 陕西华晨石油科技有限公司 | Electronic dispensing pipe nipple and put-on method |
| CN110230490A (en) * | 2019-07-16 | 2019-09-13 | 北京六合伟业科技股份有限公司 | A kind of method and apparatus suitable for measuring formation fluid downhole pressure |
| CN111997593A (en) * | 2020-09-08 | 2020-11-27 | 中国石油天然气集团有限公司 | Hydraulic control device of formation pressure measurement while drilling device |
-
2016
- 2016-03-30 CN CN201620255815.9U patent/CN205422694U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150482A (en) * | 2016-08-09 | 2016-11-23 | 王少斌 | A kind of measurement exploring stratum internal fluid pressure and sampler |
| CN109356541A (en) * | 2018-12-11 | 2019-02-19 | 陕西华晨石油科技有限公司 | Electronic dispensing pipe nipple and put-on method |
| CN110230490A (en) * | 2019-07-16 | 2019-09-13 | 北京六合伟业科技股份有限公司 | A kind of method and apparatus suitable for measuring formation fluid downhole pressure |
| CN111997593A (en) * | 2020-09-08 | 2020-11-27 | 中国石油天然气集团有限公司 | Hydraulic control device of formation pressure measurement while drilling device |
| CN111997593B (en) * | 2020-09-08 | 2023-07-07 | 中国石油天然气集团有限公司 | Hydraulic control device of formation pressure measurement while drilling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205422694U (en) | Formation pressure rapid survey appearance | |
| CN205297504U (en) | Bridge type concentric seal testing, measuring and adjusting integrated control device | |
| CN103703209B (en) | Comprise the brill soil working tool of regracting pad, comprise cylinder for the regracting pad of this instrument and correlation technique | |
| CA2554261C (en) | Probe isolation seal pad | |
| US10738607B2 (en) | Downhole formation testing and sampling apparatus having a deployment linkage assembly | |
| US8905128B2 (en) | Valve assembly employable with a downhole tool | |
| CN108049847A (en) | A kind of twin packer layering water plug and method | |
| US9115544B2 (en) | Modular downhole tools and methods | |
| US20050194186A1 (en) | Apparatus and method for pressure-compensated telemetry and power generation in a borehole | |
| CN105156093A (en) | Bridge type concentric testing, adjusting, testing and sealing integrated testing instrument | |
| CN207647494U (en) | A kind of twin packer layering water plug | |
| CN202220597U (en) | Measurement pipe nipple for drilling pressure and torque while drilling | |
| CN207393186U (en) | A kind of safety drilling downhole parameters survey tool | |
| CN102839963A (en) | While-drilling pressure torque gauging nipple | |
| CN103939089A (en) | Tracer, well drilling device comprising tracer and using method | |
| CN102778245B (en) | Subsea sensors display system and method | |
| CN207332872U (en) | Blocking type dual probe pressure gauge and eccentric injection mandrel | |
| CN114441073B (en) | Small-aperture deep-hole ground stress testing system and method for water conservancy exploration drilling | |
| CN105756664A (en) | Coiled tubing horizontal well testing device | |
| CN204851221U (en) | Bridge type concentric testing, adjusting, testing and sealing integrated testing instrument | |
| CN208777914U (en) | Bottom pressure, temperature data acquisition pipe nipple | |
| CN110424894A (en) | Seabed based on cased bore-bole mode super pore pressure long term monitoring device and method in situ | |
| CN102606147B (en) | Formation testing while drilling instrument | |
| US9441425B2 (en) | Drilling tool system and method of manufacture | |
| CN207944911U (en) | It is a kind of cross cable cross gas pipeline centering type packer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
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 |