CN102061907A - Flow section scanning imager - Google Patents
Flow section scanning imager Download PDFInfo
- Publication number
- CN102061907A CN102061907A CN2010105809955A CN201010580995A CN102061907A CN 102061907 A CN102061907 A CN 102061907A CN 2010105809955 A CN2010105809955 A CN 2010105809955A CN 201010580995 A CN201010580995 A CN 201010580995A CN 102061907 A CN102061907 A CN 102061907A
- Authority
- CN
- China
- Prior art keywords
- gage beam
- scanning imaging
- flow profile
- imaging instrument
- profile scanning
- 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.)
- Granted
Links
Images
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The invention provides a flow section scanning imager comprising a push-and-pull system, a frame and a measuring arm system, wherein the measuring arm system comprises a measuring arm and a plurality of sensor sets which are arranged on the measuring arm, and one end of the measuring arm is hinged with the frame; and the push-and-pull system can push the measuring arm to rotate. In the flow section scanning imager, six sets of sensors are arranged on the measuring arm, the push-and-pull system which is hinged with the measuring arm is used for adjusting the opening angle of the measuring arm to change the distribution denseness degree of measuring points, thus, judgment for the laying positions of fluid property is accurate, and the measuring precision is greatly improved.
Description
[technical field]
The present invention relates to logger under a kind of oil well, thereby particularly a kind of multiphase flow section of measuring carries out the logging instrument that three-phase stream is explained judgement downhole fluid properties and flow.
[background technology]
In the oil well logging field, measurement moisture to well fluids downhole character and fluid, flow is crucial.And general measure well fluids downhole character and fluid instrument moisture, flow is to be realized by traditional moisture instrument and traffic logger combination.Only contain one in the tradition water-containing machine and contain water sensor, can only measure the fluid moisture content that contains in the water sensor diameter range, this mode measurement category is little, and certainty of measurement is low, and instrument combination length is big, the inconvenience of going into the well.
Moisture, the flow of measuring well underflow volume property and fluid also has two kinds of typical instruments in the international market, is respectively CAT (Capacitance Array Tool) and SAT (Spinner Array Tool) combination instrument and FloScan Imager instrument.
CAT (Capacitance Array Tool) and SAT (Spinner Array Tool) combination instrument, two similar elastic arm designs that all are based on the cage shape of apparatus structure.Wherein CAT (Capacitance Array Tool) by one group totally 12 little capacitance sensors launch to form around the pit shaft array, each sensor is contained on the elastic arm and reading independently.Its operating principle be each probe interior near the head place be a small-sized capacitance sensor.Each sensor and its measuring circuit produce a frequency output that relates to the surrounding fluid dielectric constant.Therefore the fluid properties around each sensor can be determined.CAT is specifically designed to fluid properties identification and measures: promptly judge layering well section oil, gas, water ratio.And SAT (Spinner Array Tool) by one group totally 6 small rotor flow meters launch to form around the pit shaft array, each small rotor flow meter is contained on the elastic arm and reading independently, is specifically designed to the flow velocity of measurement surrounding fluid.Maximum characteristics of this group instrument are: simple in structure, reliability is high, be beneficial to on-the-spot the use.Shortcoming is: the vertical resolution of horizontal section is low, thereby influences certainty of measurement, and hole diameter is big more, and certainty of measurement is low more.The combined instrument total length greatly also is not easy to move in the well of high flexibility.
FloScan Imager instrument, combination property is led over other products.Its core texture is five small-sized spinner flowmeters and six optics and electron detector, and what this six couples probe was paired is arranged in one by on the arm of waterpower work, during measurement towards the vertical axis of well.The electricity probe is used to distinguish specific retention and holds oil (gas) rate.Its operating principle is to distinguish water and hydrocarbon by impedance bioelectrical measurement, conductive electric current when water exists, non-conducting electric current when oil or gas exist.Optical detector is used to distinguish gas holdup and liquid holdup, when lumping together with the electricity detector set, just can provide real three-phase stream holdup to measure.Optic probe is distinguished gas and liquid by reflection measurement.Five spinner flowmeters are arranged in the cross section of borehole axis.Each small rotor flow meter all produces response to the fluid that flows through it, directly measures oil, gas, water speed.The maximum characteristics of this instrument are: utilize special computing rule to estimate the speed of three-phase stream timely, it is very accurate that phase velocity is measured.Shortcoming is: the spinner flowmeter and the photodetector number that influenced by apparatus structure to arrange are limited, thereby make the vertical resolution of horizontal section limited.
[summary of the invention]
The purpose of this invention is to provide a kind of flow profile scanning imaging instrument, this imager phase velocity is measured accurately, precision is high.
To achieve these goals, the present invention adopts following technical scheme:
A kind of flow profile scanning imaging instrument comprises: backup system, frame and gage beam system; Described gage beam system comprises gage beam and the some groups of sensor groups that are arranged on the described gage beam, and described gage beam one end hinge connects described frame; Described backup system can promote described gage beam rotation.
Described backup system comprises backup motor, clutch, feed screw nut parts, power transmission shaft, connecting rod and slider part; Described feed screw nut parts comprise screw mandrel and are installed on the nut of screw mandrel periphery; Described backup motor, clutch, leading screw connect successively, and described nut connects described power transmission shaft, on the described power transmission shaft slider part are housed; Described connecting rod one end hinge connects described slider part, and other end hinge connects described gage beam.
Described frame is provided with the opening that the rotation of the described gage beam of confession system is stretched out.
Described sensor groups comprises a spinner flowmeter and an optical probe; Described some groups of sensor groups evenly are arranged on the described gage beam.
Described some groups of sensor groups are 6 groups.
Described imager also comprises a main shaft, and described backup system and frame are installed on the described main shaft.
Described imager also comprises rotary system, and described rotary system comprises electric rotating machine, aspect sensor, obliquity sensor and lays particular stress on measuring system.
Described imager also comprises line system, and described line system comprises circuit skeleton and the wiring board that is fixed on the circuit skeleton; Described wiring board electrically connects described backup motor, small rotor flow meter, optical probe, electric rotating machine, aspect sensor, obliquity sensor and lays particular stress on measuring system.
Described imager also comprises ground logging system, and described ground logging system electrically connects described wiring board by cable.
Described imager also comprises plug, first swivel joint, second swivel joint and helmet; Described plug and helmet are individually fixed in described main shaft two ends; First swivel joint, frame and second swivel joint are installed between plug and the helmet successively; Described line system, backup system and rotary system are installed in the described frame.
Compared with prior art, the present invention has the following advantages: a kind of flow profile scanning imaging instrument of the present invention, six groups of sensors are arranged on the gage beam, regulate the open angle of gage beam by the backup system of articulated measurement arm, change the close degree of survey mark distribution retrogradation with this, to just accurate more, improved the precision of measuring greatly like this with the layering position judgment of fluid properties.
[description of drawings]
Accompanying drawing 1 is that the apparatus measures arm is in the borehole measurement principle schematic;
Accompanying drawing 2 is a measuring principle schematic diagram after apparatus measures arm angle changes;
Accompanying drawing 3 for instrument go into the well the back position view;
Accompanying drawing 4 is an instrument overall structure schematic diagram.
[specific embodiment]
Below in conjunction with accompanying drawing the present invention is done and to describe in further detail.
See also Fig. 1 to shown in Figure 4, the present invention has overcome all defect of existing instrument, thereby provide a kind of multiphase flow section of can measuring to carry out the flow profile scanning imaging instrument 100 that three-phase stream is explained judgement downhole fluid properties and flow, this imager 100 mainly is made up of plug 1, swivel joint 2, line system 3, backup system 4, frame 5, gage beam system 6, rotary system 9 and helmet 11.
Wherein gage beam system 6 mainly is made up of six groups of sensors and gage beam 61, and gage beam 61 1 end hinges are connected on the frame 5.Even six groups of sensors that distribute on the gage beam 61, every group of sensor is made up of a small rotor flow meter 7 and an optical probe 8.Each small rotor flow meter 7 all independently produces response to the fluid that flows through it, is used for directly measuring the speed of the fluid that flows through it.Each optical probe 8 also is independently the fluid that flows through it to be produced response, is used to judge the character of the fluid that flows through it.
Backup system 4 mainly comprises motor cabinet, backup motor, clutch, feed screw nut parts, power transmission shaft, connecting rod and slider part.Motor is contained in the motor cabinet and links to each other with clutch, and the other end of clutch connects leading screw, and the nut on the leading screw links to each other with power transmission shaft, and slider part is housed on the power transmission shaft, and connecting rod one end hinge connects slider part, and other end hinge connects gage beam 61.Along with the electric rotating machine of motor can drive clutch and leading screw rotates, drive the power transmission shaft motion by feed screw nut, power transmission shaft drives the slider part motion, the connecting rod that hinge is connected between slider part and the gage beam 61 is rotated along with the motion of slider part just can promote gage beam 61, thereby realizes that gage beam 61 opens or closes.The angle that can control survey arm 61 opens or closes by the control motor.
Rotary system 9 is mainly by electric rotating machine, aspect sensor, and obliquity sensor is laid particular stress on measuring system and is formed.Instrument carries out scale by circuit before using, and it is back at aspect sensor to go into the well, obliquity sensor, and the comprehensive function of laying particular stress on measuring system can be judged the angle α of apparatus measures arm 61 median planes 611 and shaft bottom tangent plane 21 down.The main part (part except that the shell of swivel joint 2,10) that can drive instrument by the control electric rotating machine is around the instrument main axis rotation, thus the angle α of adjustment apparatus measures arm 61 median planes 611 and shaft bottom tangent plane 21.The top and the bottom of instrument all are connected to swivel joint (2,10), can make things convenient for the rotation of instrument freedom and flexibility in the instrument string.
Line system 3 comprises the circuit skeleton and is fixed on wiring board on the circuit skeleton, wiring board electrically connect backup motor, small rotor flow meter 7, optical probe 8, the rotary system 9 of backup system 4 electric rotating machine, aspect sensor, obliquity sensor, lay particular stress on measuring system; Wiring board connects the logging system on ground by cable.Logging system input corresponding instruction is transferred to each parts by cable, wiring board, can make corresponding actions by each parts of control instrument; The data of each unit test of instrument are also carried out analyzing and processing by wiring board, cable transmission to logging system.
The instrument back of going into the well arrives the specified measurement position, instrument rotary system 9 inner orientation sensors, and obliquity sensor is laid particular stress on judge out the angle of apparatus measures arm 61 median planes 611 and shaft bottom tangent plane 21 of measuring system acting in conjunction.The position of instrument in well adjusted in the electric rotating machine motion of control rotary system 9, guarantee that apparatus measures arm 61 median planes are vertical with shaft bottom tangent plane 21, and shaft bottom tangent plane 21 overlaps with instrument undercut surfaces 101.
Adjusting after the attitude 6 motions of control instrument backup system can open apparatus measures arm 61, paired distributing six small rotor flows 7 and six optical probes 8 on the gage beam 61.Wherein six small rotor flow meters 7 are arranged in the cross section of borehole axis, and each small rotor flow meter 7 can both independently produce response to the fluid that flows through it, directly measures each phase velocity.Six optical probes 8 also be arranged in the cross section of borehole axis and with spinner flowmeter 7 corresponding distributions, optical probe 8 can be judged the character of the fluid that flows through it.See also shown in Figure 1ly, six groups of sensors can be measured each regional value in the vertical section in well, take all factors into consideration the layering situation that can judge fluid by the value in these six zones.
Backup system 6 can control instrument gage beam 61 open angles, dwindle after the angle certain part in the vertical section, and survey mark distributes and becomes close, like this to just accurate more with the layering position judgment of fluid properties.This technology has improved the precision of measuring greatly.See also illustrated in figures 1 and 2ly, have only one group of sensor at profit phase mixed layer as can be seen from Figure 1, the profit mixed layer has two sensors among Fig. 2.
After apparatus measures was finished a bit, backup was regulated part control instrument gage beam and is moved, and made six groups of sensors on the gage beam continue another point is measured.Point-to-point measurement is carried out in the horizontal slice that patent of the present invention is can be in some horizontal planes unlimited.Also the gage beam of instrument can be opened to a certain degree back continuous measurement.
The using method of instrument has two kinds: a kind of is in a vertical section, and arm is opened to different sizes, measure the multi-group data in this vertical section after, instrument moved in another vertical section measures; Another kind method is to drag apparatus measures continuously after the gage beam with instrument is opened to a certain degree.
The present invention is because it can increase site density in vertical section, make phase flow point layer judge that ratio instrument in the past is more accurate, instrument probe distributes in groups, and is positioned on the gage beam and makes that the instrument length overall is littler, is more conducive to work in horizontal well and high angle hole.
Characteristics of the present invention:
1, is applicable to horizontal well and high angle hole;
But mix and independent fluid form under 2 measuring wells;
3, can measure the flow of the interior optional position of any longitudinal profile in the well;
4, can judge fluid properties measuring flow the time;
5, the logging tool work that can unite other;
6, measure more accurate than other similar logging tool.
The characteristics of maximum of the present invention are that phase velocity is measured accurately, precision is high, and the instrument length overall is little.
Claims (10)
1. a flow profile scanning imaging instrument is characterized in that, comprising: backup system (4), frame (5) and gage beam system (6); Described gage beam system (6) comprises gage beam (61) and the some groups of sensor groups that are arranged on the described gage beam (61), and described gage beam one end hinge connects described frame (5); Described backup system (4) can promote described gage beam (61) rotation.
2. a kind of according to claim 1 flow profile scanning imaging instrument is characterized in that described backup system (4) comprises backup motor, clutch, feed screw nut parts, power transmission shaft, connecting rod and slider part; Described feed screw nut parts comprise screw mandrel and are installed on the nut of screw mandrel periphery; Described backup motor, clutch, leading screw connect successively, and described nut connects described power transmission shaft, on the described power transmission shaft slider part are housed; Described connecting rod one end hinge connects described slider part, and other end hinge connects described gage beam (61).
3. a kind of as claimed in claim 1 or 2 flow profile scanning imaging instrument is characterized in that, described frame (5) is provided with the opening that stretches out for described gage beam system (6) rotation.
4. as a kind of flow profile scanning imaging instrument as described in the claim 3, it is characterized in that described sensor groups comprises a spinner flowmeter (7) and an optical probe (8); Described some groups of sensor groups evenly are arranged on the described gage beam (61).
5. as a kind of flow profile scanning imaging instrument as described in the claim 4, it is characterized in that described some groups of sensor groups are 6 groups.
6. as a kind of flow profile scanning imaging instrument as described in the claim 3, it is characterized in that described imager also comprises a main shaft, described backup system (4) and frame (5) are installed on the described main shaft.
7. as a kind of flow profile scanning imaging instrument as described in the claim 6, it is characterized in that described imager also comprises rotary system (9), described rotary system (9) comprises electric rotating machine, aspect sensor, obliquity sensor and lays particular stress on measuring system.
8. as a kind of flow profile scanning imaging instrument as described in the claim 7, it is characterized in that described imager also comprises line system (3), described line system (3) comprises the circuit skeleton and is fixed on wiring board on the circuit skeleton; Described wiring board electrically connects described backup motor, small rotor flow meter (7), optical probe (8), electric rotating machine, aspect sensor, obliquity sensor and lays particular stress on measuring system.
9. as a kind of flow profile scanning imaging instrument as described in the claim 8, it is characterized in that described imager also comprises ground logging system, described ground logging system electrically connects described wiring board by cable.
10. as a kind of flow profile scanning imaging instrument as described in the claim 9, it is characterized in that described imager also comprises plug (1), first swivel joint (2), second swivel joint (10) and helmet (11); Described plug (1) and helmet (11) are individually fixed in described main shaft two ends; First swivel joint (2), frame (5) and second swivel joint (10) are installed between plug (1) and the helmet (11) successively; Described line system (3), backup system (4) and rotary system (9) are installed in the described frame (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105809955A CN102061907B (en) | 2010-12-09 | 2010-12-09 | Flow section scanning imager |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105809955A CN102061907B (en) | 2010-12-09 | 2010-12-09 | Flow section scanning imager |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102061907A true CN102061907A (en) | 2011-05-18 |
| CN102061907B CN102061907B (en) | 2013-03-06 |
Family
ID=43997380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105809955A Active CN102061907B (en) | 2010-12-09 | 2010-12-09 | Flow section scanning imager |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102061907B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847345A (en) * | 2015-04-20 | 2015-08-19 | 中国海洋石油总公司 | Ultrasonic sensor |
| CN105507878A (en) * | 2015-12-22 | 2016-04-20 | 杭州瑞利声电技术公司 | Novel horizontal well fluid imager |
| CN105569634A (en) * | 2015-12-23 | 2016-05-11 | 中国石油集团渤海钻探工程有限公司 | Novel horizontal well fluid imaging and result drawing method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0872626A2 (en) * | 1997-04-14 | 1998-10-21 | Anadrill International SA | Method and apparatus for locating indexing systems in a cased well and conducting multilateral branch operations |
| US20070152054A1 (en) * | 2006-01-03 | 2007-07-05 | Halliburton Energy Services, Inc. | Programmable data acquisition for tubular objects |
| CN101029936A (en) * | 2006-11-30 | 2007-09-05 | 中国石油天然气集团公司 | Method for logging bearing reflective sound wave |
| GB2436443A (en) * | 2006-03-24 | 2007-09-26 | Schlumberger Holdings | Method for mapping geometrical features using optoelectronic arrays |
| CN101115928A (en) * | 2004-12-02 | 2008-01-30 | 西门子能量及自动化公司 | System and method for flow profile calibration correction for ultrasonic flowmeters |
| CN101122228A (en) * | 2006-08-11 | 2008-02-13 | 中国科学院声学研究所 | Down-hole forward looking phase controlled sound wave imaging method and imaging device |
| CN101603419A (en) * | 2009-07-09 | 2009-12-16 | 煤炭科学研究总院西安研究院 | A kind of detection method of mine direct current method of coal face coal seam perspecitivity |
-
2010
- 2010-12-09 CN CN2010105809955A patent/CN102061907B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0872626A2 (en) * | 1997-04-14 | 1998-10-21 | Anadrill International SA | Method and apparatus for locating indexing systems in a cased well and conducting multilateral branch operations |
| CN101115928A (en) * | 2004-12-02 | 2008-01-30 | 西门子能量及自动化公司 | System and method for flow profile calibration correction for ultrasonic flowmeters |
| US20070152054A1 (en) * | 2006-01-03 | 2007-07-05 | Halliburton Energy Services, Inc. | Programmable data acquisition for tubular objects |
| GB2436443A (en) * | 2006-03-24 | 2007-09-26 | Schlumberger Holdings | Method for mapping geometrical features using optoelectronic arrays |
| CN101122228A (en) * | 2006-08-11 | 2008-02-13 | 中国科学院声学研究所 | Down-hole forward looking phase controlled sound wave imaging method and imaging device |
| CN101029936A (en) * | 2006-11-30 | 2007-09-05 | 中国石油天然气集团公司 | Method for logging bearing reflective sound wave |
| CN101603419A (en) * | 2009-07-09 | 2009-12-16 | 煤炭科学研究总院西安研究院 | A kind of detection method of mine direct current method of coal face coal seam perspecitivity |
Non-Patent Citations (1)
| Title |
|---|
| 赵平; 周利军; 纪常杰: "先进的生产测井和成像测井在高油气比水平井上的综合应用", 《国外油田工程》, no. 5, 31 May 2008 (2008-05-31), pages 44 - 45 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847345A (en) * | 2015-04-20 | 2015-08-19 | 中国海洋石油总公司 | Ultrasonic sensor |
| CN105507878A (en) * | 2015-12-22 | 2016-04-20 | 杭州瑞利声电技术公司 | Novel horizontal well fluid imager |
| CN105569634A (en) * | 2015-12-23 | 2016-05-11 | 中国石油集团渤海钻探工程有限公司 | Novel horizontal well fluid imaging and result drawing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102061907B (en) | 2013-03-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208206051U (en) | Inner contour measuring device for tubular object | |
| US7600419B2 (en) | Wellbore production tool and method | |
| CN202900246U (en) | Array probe output profile logging instrument | |
| CN2934569Y (en) | Optical fiber test device suitable for permanent oil gas production well | |
| CN104343438A (en) | Rotating magnetic field distance measuring instrument for measuring relative drilling distance and measurement method thereof | |
| CN102418516A (en) | Near-bit orientation parameter measuring device while drilling | |
| CN107965351B (en) | The automatic monitoring system and method for shield tunnel circumferential weld deformation | |
| CN103499706B (en) | Torsion balance type flow measuring apparatus and measuring method thereof | |
| CN102061907B (en) | Flow section scanning imager | |
| CN102830094A (en) | Sapphire optical fiber probe sensor used for measuring gas holdup under oil well | |
| CN106869905A (en) | A kind of microwave specific retention combination logging instrument for output section | |
| CN103573199B (en) | Drilling fluid rheology on-line measurement device | |
| CN105404747A (en) | Method for measuring water holding ratio of horizontal well by fusing total flow and conductivity probe array signal | |
| CN209261546U (en) | A kind of logging system with multiple spot fixed mechanism | |
| CN108519072A (en) | Rock deformation measuring device and rock measuring apparatus | |
| Li et al. | Design and optimization of the fiber-optic probe array for measuring gas holdup in oil-gas-water multiphase flow | |
| CN202348267U (en) | Dual-purpose high-accuracy depth correction type underground tester and system | |
| CN106949989A (en) | A kind of hemispherical head steady temperature force combination probe for measuring low speed three-dimensional flow field | |
| CN206681723U (en) | A kind of microwave specific retention combination logging instrument for output section | |
| CN209821415U (en) | Deep groundwater flow velocity measurement device | |
| CN201857961U (en) | Imager provided with double-layer radial distributed array conducting probe sensor | |
| CN203175540U (en) | Non-afflux electromagnetic flow type underground measuring and adjusting instrument | |
| CN203905926U (en) | High-temperature six-parameter combination tester and test system | |
| CN110006803A (en) | A kind of device and monitoring method of long-range monitoring seepage action of ground water speed | |
| CN107605466B (en) | Logging-while-drilling device for well wall measurement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |