CN108104808A - Downhole fluid viscosity measurement pipe nipple - Google Patents
Downhole fluid viscosity measurement pipe nipple Download PDFInfo
- Publication number
- CN108104808A CN108104808A CN201810013872.XA CN201810013872A CN108104808A CN 108104808 A CN108104808 A CN 108104808A CN 201810013872 A CN201810013872 A CN 201810013872A CN 108104808 A CN108104808 A CN 108104808A
- Authority
- CN
- China
- Prior art keywords
- pipe nipple
- fluid viscosity
- viscosity measurement
- probe
- downhole fluid
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 75
- 210000002445 nipple Anatomy 0.000 title claims abstract description 69
- 238000005259 measurement Methods 0.000 title claims abstract description 40
- 238000001514 detection method Methods 0.000 claims abstract description 18
- 239000000523 sample Substances 0.000 claims description 30
- 230000006698 induction Effects 0.000 claims description 10
- 230000005284 excitation Effects 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 7
- 230000004907 flux Effects 0.000 claims description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013139 quantization Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/08—Obtaining fluid samples or testing fluids, in boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/021—Devices for subsurface connecting or disconnecting by rotation
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/08—Obtaining fluid samples or testing fluids, in boreholes or wells
- E21B49/087—Well testing, e.g. testing for reservoir productivity or formation parameters
- E21B49/0875—Well testing, e.g. testing for reservoir productivity or formation parameters determining specific fluid parameters
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
A kind of downhole fluid viscosity measurement pipe nipple is disclosed herein, including pipe nipple housing, is arranged on the fluid line of one side in pipe nipple housing and is arranged on the detection unit of opposite side in pipe nipple housing；For connecting earth layer measuring instrument, the fluid line is connected with the fluid passageway inside earth layer measuring instrument for the end of the pipe nipple housing, and the detection unit is used to detect the fluid viscosity inside the fluid line.
Description
Technical field
This application involves but be not limited to oil exploration technology field, especially a kind of downhole fluid viscosity measurement pipe nipple.
Background technology
In the prior art, fluid viscosity is a major parameter of bad ground evaluation, is directly related to the production in oil field
And economic benefit, it is significant to assessment production capacity of well, prediction production capacity.Initial viscosity calculations are first to measure
Then viscosity of crude under surface pressure and reservoir temperature is modified according to its air content.But in supersaturated pressure feelings
Under condition or contain some non-hydrocarbon gases such as H2S、CO2, influence whether modified result.
PVT (P- pressure, V- volumes, the T- temperature) analyses in formation fluid laboratory can also provide the viscosity number of fluid
According to.But above-mentioned PVT analysis there are cost it is more costly and time consuming longer the defects of, it is impossible to realize that the fluid under reservoir conditions glues
The direct accurate measurement of degree.
The content of the invention
The technical issues of the application solves is to provide a kind of downhole fluid viscosity measurement pipe nipple, can effectively overcome existing skill
Defect present in art can realize the direct accurate measurement of the fluid viscosity under reservoir conditions.
In order to solve the above technical problems, this application provides a kind of downhole fluid viscosity measurement pipe nipple, including pipe nipple housing,
It is arranged on the fluid line of one side in pipe nipple housing and is arranged on the detection unit of opposite side in pipe nipple housing；
The end of the pipe nipple housing for connecting earth layer measuring instrument, the fluid line with inside earth layer measuring instrument
Fluid passageway connection, the detection unit is used to detect fluid viscosity inside the fluid line.
Above-mentioned downhole fluid viscosity measurement pipe nipple can also have following features：
The detection unit includes control circuit, driving circuit, magnet and probe, and one end and the magnet of the probe connect
It connects, the other end is extend into inside fluid line, and excitation coil and induction coil are wound on the magnet；
The control circuit is for the control signal of output driving circuit and for receiving the acquisition of driving circuit letter
Number；The driving circuit is used to be applied on excitation coil respective drive electric current according to control signal probe to be driven to vibrate, with
And the sensing electric current the output phase for according to induction coil should gather signal；The induction coil is used to be vibrated according to probe and generate
Alternating flux generate sensing electric current.
Above-mentioned downhole fluid viscosity measurement pipe nipple can also have following features：
The pipe nipple enclosure interior is additionally provided with substrate, and detection unit is set on the substrate.
Above-mentioned downhole fluid viscosity measurement pipe nipple can also have following features：
The jack stretched into for probe is offered on the fluid line.
Above-mentioned downhole fluid viscosity measurement pipe nipple can also have following features：
Gasket is provided between the probe and the jack.
Above-mentioned downhole fluid viscosity measurement pipe nipple can also have following features：
The pipe nipple housing is connected by hanging part with earth layer measuring instrument.
Above-mentioned downhole fluid viscosity measurement pipe nipple can also have following features：
The hanging part and cooperate mount hole be separately positioned on pipe nipple housing and earth layer measuring instrument on.
Above-mentioned downhole fluid viscosity measurement pipe nipple can also have following features：
It is to be threadedly coupled between the pipe nipple housing and earth layer measuring instrument.
Above-mentioned downhole fluid viscosity measurement pipe nipple can also have following features：
The end set of the pipe nipple housing has external screw thread, and the end set of earth layer measuring instrument has the interior spiral shell of mutual cooperation
Line.
Above-mentioned downhole fluid viscosity measurement pipe nipple can also have following features：
The probe includes vibration-type probe.
The application above-mentioned technical proposal has the advantages that：
Compared to the conventional method that the measurement of current ground viscosity calculates underground truthful data again, fluid viscosity of the invention is surveyed
It is more accurate to measure structure, can more reflect the actual characteristic of underground fluid, and can real-time quantization fluid difference.
Other features and advantage will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood by implementing the embodiment of the present invention.The purpose of the application and other advantages can be by illustrating
Specifically noted structure is realized and obtained in book, claims and attached drawing.
Description of the drawings
Attached drawing is used for providing further understanding technical scheme, and a part for constitution instruction, with this
The embodiment of application for explaining the technical solution of the application, does not form the limitation to technical scheme together.
Fig. 1 is the structure diagram of the embodiment of the present invention one；
It illustrates：
1- pipe nipple housings, 2- fluid lines, 3- excitation coils, 4- driving circuits, 5- induction coils, 6- magnet, 7- probes,
8- control circuits.
Specific embodiment
Embodiments herein is described in detail below in conjunction with attached drawing.It should be noted that do not conflicting
In the case of, the feature in embodiment and embodiment in the application can be mutually combined.
Embodiment one：
With reference to shown in Fig. 1, the embodiment of the present invention one provides a kind of downhole fluid viscosity measurement pipe nipple, including pipe nipple housing
1st, it is arranged on the fluid line 2 of one side in pipe nipple housing 1 and is arranged on the detection unit of opposite side in pipe nipple housing 1；Pipe nipple
For connecting earth layer measuring instrument, fluid line 2 is connected with the fluid passageway inside earth layer measuring instrument for the end of housing 1, inspection
Unit is surveyed to be used to detect the fluid viscosity inside fluid line 2.
In concrete operations, can the stratum that extracted in open hole well can be measured by the setting of above-mentioned measurement pipe nipple in real time
The viscosity characteristics of fluid can effectively overcome defect in the prior art；It is calculated again compared to the measurement of current ground viscosity
The conventional method of underground truthful data, the fluid viscosity measurement structure of the present embodiment is more accurate, can more reflect the reality of underground fluid
Border characteristic, and can real-time quantization fluid difference.
In the present embodiment, above-mentioned detection unit include control circuit 8, driving circuit 4, magnet 6 and probe 7, the one of probe 7
End is connected with magnet 6, and the other end is extend into inside fluid line 2, and excitation coil 3 and induction coil 5 are wound on magnet 6；Control
Acquisition signal of the circuit 8 processed for the control signal of output driving circuit 4 and for receiving driving circuit 4；Driving circuit 4
For being applied on excitation coil 3 respective drive electric current according to control signal so that probe 7 to be driven to vibrate and for according to sensing
The sensing electric current the output phase of coil 5 should gather signal；Induction coil 5 is used to be generated according to the alternating flux that the vibration of probe 7 generates
Sense electric current；Above-mentioned probe 7 preferably includes vibration-type probe.
In concrete operations, under earth layer measuring instrument during well operations, control circuit 8 can open viscosity measurement according to job requirements
Pattern, the control signal of transmitter driving circuit 4, control signal make driving circuit 4 promote to excitation coil 3 plus a driving current
Probe 7 is made to be vibrated accordingly in the case where waiting frequencies power；Meanwhile changed alternating flux is vibrated with probe 7, drive sensing
Corresponding sensing electric current is generated in coil 5.Driving circuit 4 can send faradic acquisition signal to control circuit 8, with shape
Into digital signal.Acquisition signal can be filtered the data processings such as amplification by control circuit 8, obtain the viscosity that can be identified letter
Number, the viscosity relationship function obtained in re-using experiment room can directly calculate the viscosity number of fluid.
It should be noted that when cavity flows through different fluid, frictional resistance that fluid generates can decay the vibration of probe 7
Amplitude, and then induced electromotive force of decaying.Electromotive force drop-out value in induction coil 5 is directly proportional to fluid viscosity torque.Therefore, flow
Body viscosity is different, and the amplitude that probe 7 vibrates also can be of different sizes.
In the present embodiment, substrate is additionally provided with inside above-mentioned pipe nipple housing 1, detection unit is disposed on the substrate.
In concrete operations, the setting of aforesaid substrate is capable of providing to the mounting platform of detection unit, and can be by default
Screw hole and similar connecting hole realize easily attended operation, the connection structure stability of detection unit is effectively ensured.
In the present embodiment, the jack stretched into for probe 7 is offered on above-mentioned fluid line 2.
In concrete operations, gasket is provided between above-mentioned probe 7 and jack；The setting of above-mentioned gasket, can be effective
Improve the sealing performance of fluid line 2, so can be inside significant surface fluid line 2 fluid inflow detection unit inside, energy
The internal structure stability of detection unit is enough effectively ensured.
In the present embodiment, above-mentioned pipe nipple housing 1 is connected by hanging part with earth layer measuring instrument.
In concrete operations, above-mentioned hanging part can realize corresponding attended operation, Jin Erneng by the mount hole of mutual cooperation
Enough realize the convenient attended operation between test nipple joint and earth layer measuring instrument；Above-mentioned hanging part and the mount hole point to cooperate
Be not arranged on pipe nipple housing 1 and earth layer measuring instrument on.That is, above-mentioned hanging part may be provided on pipe nipple housing 1, cooperate
Mount hole be then arranged on earth layer measuring instrument；Optionally, above-mentioned hanging part may also be arranged on earth layer measuring instrument, mutually
The mount hole of cooperation is then arranged on pipe nipple housing 1.
Embodiment two：
The embodiment of the present invention two provides a kind of downhole fluid viscosity measurement pipe nipple, and agent structure is similar with embodiment one,
Also pipe nipple housing, fluid line and detection unit are included；On the specific setting of agent structure, reference can be made in embodiment one
It records, is intended to illustrate difference between the two herein.
It is to be threadedly coupled in the present embodiment, between above-mentioned pipe nipple housing and earth layer measuring instrument.
In concrete operations, the end set of above-mentioned pipe nipple housing has external screw thread, and the end set of earth layer measuring instrument has phase
The internal thread mutually coordinated；By the attended operation between above-mentioned external screw thread and the internal thread of mutual cooperation, test can be also realized
Convenient attended operation between pipe nipple and earth layer measuring instrument.
In conjunction with the embodiments one, embodiment two is understood, the above-mentioned downhole fluid viscosity measurement pipe nipple that the application proposes can conduct
One function module is articulated on earth layer measuring instrument, to measure downhole fluid viscosity in real time；Viscosity measurement pipe nipple preferably uses
Bus mode transmits data, and can design the high temperature circuit dedicated for tiny signal acquisition；Above-mentioned measurement pipe nipple preferably uses
Advanced vibration-type probe, has the characteristics that high certainty of measurement wide range of measurement；Above-mentioned measurement pipe nipple can be in underground
30 hours of continuous firing, can effectively meet the actual needs in the environment of high temperature and pressure.
In the description of the present application, term " setting ", " connected ", " connection ", " fixation " etc. should all be interpreted broadly, example
Such as, " connection " can be fixedly connected or be detachably connected or be integrally connected；It can be directly connected, it can also
It is indirectly connected by intermediary.For the ordinary skill in the art, above-mentioned art can be understood as the case may be
The concrete meaning of language in this application.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean to combine at least one reality that the particular features, structures, materials, or characteristics that the embodiment or example describe are contained in the application
It applies in example or example.In the present specification, schematic expression of the above terms is not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more embodiments or example with
Suitable mode combines.
Although those skilled in the art should be understood that embodiment disclosed by the embodiment of the present invention as above, described
The content only embodiment of the present invention and the embodiment that uses for ease of understanding, be not limited to the embodiment of the present invention.It is any
Technical staff in fields of the embodiment of the present invention, in the premise for not departing from the spirit and scope disclosed by the embodiment of the present invention
Under, any modification and variation, but the scope of patent protection of the embodiment of the present invention can be carried out in the form and details of implementation,
Still it should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
1. a kind of downhole fluid viscosity measurement pipe nipple, which is characterized in that including pipe nipple housing, be arranged on one side in pipe nipple housing
Fluid line and the detection unit for being arranged on opposite side in pipe nipple housing；
The end of the pipe nipple housing is used to connect earth layer measuring instrument, the fluid line and the stream inside earth layer measuring instrument
Body passage connects, and the detection unit is used to detect the fluid viscosity inside the fluid line.
2. downhole fluid viscosity measurement pipe nipple according to claim 1, which is characterized in that
The detection unit includes control circuit, driving circuit, magnet and probe, and one end of the probe is connected with magnet, separately
One end is extend into inside fluid line, and excitation coil and induction coil are wound on the magnet；
Acquisition signal of the control circuit for the control signal of output driving circuit and for receiving driving circuit；Institute
Driving circuit is stated for being applied on excitation coil respective drive electric current according to control signal so that probe to be driven to vibrate and be used for
Signal should be gathered according to the sensing electric current the output phase of induction coil；The induction coil is used for the alternation generated according to probe vibration
Magnetic flux generates sensing electric current.
3. downhole fluid viscosity measurement pipe nipple according to claim 1 or 2, which is characterized in that
The pipe nipple enclosure interior is additionally provided with substrate, and detection unit is set on the substrate.
4. downhole fluid viscosity measurement pipe nipple according to claim 2, which is characterized in that
The jack stretched into for probe is offered on the fluid line.
5. downhole fluid viscosity measurement pipe nipple according to claim 4, which is characterized in that
Gasket is provided between the probe and the jack.
6. downhole fluid viscosity measurement pipe nipple according to claim 1 or 2, which is characterized in that
The pipe nipple housing is connected by hanging part with earth layer measuring instrument.
7. downhole fluid viscosity measurement pipe nipple according to claim 6, which is characterized in that
The hanging part and cooperate mount hole be separately positioned on pipe nipple housing and earth layer measuring instrument on.
8. downhole fluid viscosity measurement pipe nipple according to claim 1 or 2, which is characterized in that
It is to be threadedly coupled between the pipe nipple housing and earth layer measuring instrument.
9. downhole fluid viscosity measurement pipe nipple according to claim 8, which is characterized in that
The end set of the pipe nipple housing has external screw thread, and the end set of earth layer measuring instrument has the internal thread of mutual cooperation.
10. downhole fluid viscosity measurement pipe nipple according to claim 2, which is characterized in that
The probe includes vibration-type probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810013872.XA CN108104808A (en) | 2018-01-05 | 2018-01-05 | Downhole fluid viscosity measurement pipe nipple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810013872.XA CN108104808A (en) | 2018-01-05 | 2018-01-05 | Downhole fluid viscosity measurement pipe nipple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108104808A true CN108104808A (en) | 2018-06-01 |
Family
ID=62218851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810013872.XA Pending CN108104808A (en) | 2018-01-05 | 2018-01-05 | Downhole fluid viscosity measurement pipe nipple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108104808A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2020245298B2 (en) * | 2019-03-25 | 2023-09-28 | Recarbon, Inc. | Optical system for monitoring plasma reactions and reactors |
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| CN1114745A (en) * | 1994-05-02 | 1996-01-10 | Vaf设备公司 | Viscometer |
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| CN102175577A (en) * | 2011-02-09 | 2011-09-07 | 天津大学 | Torsion oscillation type viscosity online measuring device for fiber Bragg grating and method for same |
| CN102183440A (en) * | 2011-03-01 | 2011-09-14 | 清华大学 | Vibrating type viscometer |
| CN103234869A (en) * | 2013-04-26 | 2013-08-07 | 中国石油天然气股份有限公司 | Reservoir fluid on-line high-pressure rotary viscosimeter |
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| CN206146782U (en) * | 2016-09-29 | 2017-05-03 | 北京世通科创技术有限公司 | Vibrating type viscosimeter |
| CN206146790U (en) * | 2016-09-29 | 2017-05-03 | 北京世通科创技术有限公司 | Vibrating type viscometer |
| CN107179264A (en) * | 2016-03-11 | 2017-09-19 | 上海槿豪机电设备有限公司 | Oscillatory type in-line viscometer |
| CN107389506A (en) * | 2017-09-14 | 2017-11-24 | 深圳市先波科技有限公司 | It is a kind of based on fall magnetic method detection liquid viscosity detection means and its detection method |
-
2018
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| US4005599A (en) * | 1975-08-05 | 1977-02-01 | International Telephone And Telegraph Corporation | Fluid property detection system |
| CN1114745A (en) * | 1994-05-02 | 1996-01-10 | Vaf设备公司 | Viscometer |
| CN2475031Y (en) * | 2001-05-10 | 2002-01-30 | 常殿林 | Automatic viscosity measuring device |
| CN2570744Y (en) * | 2002-09-28 | 2003-09-03 | 大庆油田有限责任公司 | Downhole through-annular float-ball electromagnetic induction flowmeter |
| CN201681033U (en) * | 2010-02-05 | 2010-12-22 | 哈尔滨理工大学 | Device for rapid determination of high-temperature melt viscosity by using spring oscillator free oscillation method |
| CN102175577A (en) * | 2011-02-09 | 2011-09-07 | 天津大学 | Torsion oscillation type viscosity online measuring device for fiber Bragg grating and method for same |
| CN102183440A (en) * | 2011-03-01 | 2011-09-14 | 清华大学 | Vibrating type viscometer |
| CN104685339A (en) * | 2012-09-26 | 2015-06-03 | 株式会社爱安德 | Method and device for measuring fluid body physical properties |
| CN203287287U (en) * | 2013-04-26 | 2013-11-13 | 中国石油天然气股份有限公司 | Oil pool fluid on-line high-pressure rotary viscosimeter |
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| CN205538557U (en) * | 2016-01-28 | 2016-08-31 | 上海槿豪机电设备有限公司 | Vibrating type viscometer |
| CN107179264A (en) * | 2016-03-11 | 2017-09-19 | 上海槿豪机电设备有限公司 | Oscillatory type in-line viscometer |
| CN205808875U (en) * | 2016-07-05 | 2016-12-14 | 甘肃农业大学 | A kind of resonant potato tubers homogenate viscosity determinator |
| CN206146782U (en) * | 2016-09-29 | 2017-05-03 | 北京世通科创技术有限公司 | Vibrating type viscosimeter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2020245298B2 (en) * | 2019-03-25 | 2023-09-28 | Recarbon, Inc. | Optical system for monitoring plasma reactions and reactors |
| US12014900B2 (en) | 2019-03-25 | 2024-06-18 | Recarbon, Inc. | Optical system for monitoring plasma reactions and reactors |
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Application publication date: 20180601 |