CN106291178B - A kind of test device of electrode system - Google Patents
A kind of test device of electrode system Download PDFInfo
- Publication number
- CN106291178B CN106291178B CN201610618924.7A CN201610618924A CN106291178B CN 106291178 B CN106291178 B CN 106291178B CN 201610618924 A CN201610618924 A CN 201610618924A CN 106291178 B CN106291178 B CN 106291178B
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- China
- Prior art keywords
- test
- insulation shell
- cavity
- test device
- conducting wire
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
Abstract
This application discloses a kind of test devices of electrode system, including insulation shell, Packed test cavity is set in the insulation shell, the both ends of the test cavity are separately installed with top connection and lower contact, and the top connection is equipped with the high salinity medium inlet and liquid outlet being connected to the test cavity；The test device can accurately test out influence of the high temperature and pressure high salinity medium to the electrode system measurement performance using different insulative material；Meanwhile, it is capable to test out the variation of same insulating materials insulation performance under different temperatures, pressure and salinity medium.
Description
Technical field
The invention relates to but be not limited to a kind of test device for oil well logging instrument, espespecially a kind of electrode system
Test device.
Background technique
Lateral class logging instrument is relatively high to the requirement of electrode system insulation performance, and the insulation performance of electrode system is by external temperature
The many factors such as degree, pressure, the salinity of medium influence.It is generally directly to put electrode system to the test of electrode system insulation performance
Enter in testing well, insulation performance is tested under the high temperature and pressure in common water medium, however electrode system is in common water medium
The insulation performance neutralized in high salinity medium is variant, causes existing testing well that can not accurately test out the exhausted of electrode system
Edge performance.
Apply for content
This application provides a kind of test device of electrode system, which can accurately test out high temperature and pressure height
Influence of the salinity medium to the electrode system measurement performance using different insulative material；Meanwhile, it is capable to test out same insulation material
Expect the variation of the insulation performance under different temperatures, pressure and salinity medium.
It is described this application provides a kind of test device of electrode system, including insulation shell in order to reach the application purpose
Packed test cavity is set in insulation shell, the both ends of the test cavity are separately installed with top connection and lower contact, described
Top connection is equipped with the high salinity medium inlet and liquid outlet being connected to the test cavity.
In one embodiment, it is connected with electronic compartment at the top of the insulation shell, test is installed in the electronic compartment
Circuit, the test circuit are connect by conducting wire with the electrode of the intracorporal instrument to be measured of the test chamber.
In one embodiment, it is offered on the insulation shell and accommodates the crossed beam trunking that the conducting wire passes through.
In one embodiment, radial hole is offered on the insulation shell, and sealing contact pin is fixed in the radial hole,
It is described sealing contact pin one end connect with the electrode of the instrument to be measured, it is described sealing contact pin the other end pass through the conducting wire and
The test circuit connection.
In one embodiment, the bottom of the insulation shell is connected with rubber tube, the rubber tube and the test chamber
Body connection.
In one embodiment, the insulating layer of the insulation shell divides multistage to assemble along the length direction of the insulation shell
It forms.
Compared with prior art, the test device of the application has insulation shell, and instrument to be measured is caused when avoiding test
Short circuit and damage instrument.
Optionally, the test circuit in electronic compartment is connect with the electrode of instrument to be measured, realizes simulation instrument to be measured logical
Test under electric working condition.
Optionally, the crossed beam trunking on insulation shell accommodates conducting wire and passes through, make conducting wire and instrument to be measured for fixing conducting wire
Electrode connection.
Optionally, radial hole is offered on insulation shell, sealing contact pin is fixed in radial hole, inserts conducting wire by sealing
Needle is connect with the electrode of instrument to be measured, convenient for the connection of conducting wire and the sealing of guarantee insulation shell.
Optionally, the bottom of insulation shell is connected with rubber tube, and rubber tube is used for the inside and outside pressure of balanced insulation shell,
It avoids the pressure of the outside or inside of insulation shell excessive, leads to the breakage of insulation shell.
Other features and advantage will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood and implementing the application.The purpose of the application and other advantages can be by specifications, right
Specifically noted structure is achieved and obtained in claim and attached drawing.
Detailed description of the invention
Attached drawing is used to provide to further understand technical scheme, and constitutes part of specification, with this
The embodiment of application is used to explain the technical solution of the application together, does not constitute the limitation to technical scheme.
Fig. 1 is the cross-sectional view on the application insulation shell top；
Fig. 2 is the cross-sectional view in the middle part of the application insulation shell；
Fig. 3 is the cross-sectional view of the application insulation shell lower part；
Fig. 4 is the cross-sectional view of the application insulation shell installation sealing contact pin；
Fig. 5 is the structural schematic diagram on the application insulation shell surface；
Fig. 6 is the schematic diagram of test circuit in the application electronic compartment.
Specific embodiment
For the purposes, technical schemes and advantages of the application are more clearly understood, below in conjunction with attached drawing to the application
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
As shown in Figure 1, Figure 2 and Figure 3, a kind of test device of electrode system, including insulation shell 1, the insulation shell 1 are in
It is cylindric, Packed test cavity 2 is inside set, test cavity 2 is used to accommodate the test that instrument 3 to be measured carries out insulation performance.
The both ends of test cavity 2 are separately installed with top connection 6 and lower contact 7, and top connection 6 and lower contact 7 are used to fix instrument 3 to be measured,
Instrument 3 to be measured is fixed between top connection 6 and lower contact 7, top connection 6 and lower contact 7 respectively with the both ends spiral shell of insulation shell 1
Line connection, and top connection 6 and lower contact 7 are threadedly coupled by Rapid-turning nut 8 with instrument 3 to be measured respectively.Top connection 6 be equipped with
Inlet 4 and liquid outlet 5 that cavity 2 is connected to are tested, inlet 4 and liquid outlet 5 enter for high salinity medium tests cavity 2
Cavity 2 is tested with discharge, and can be according to the salinity for needing to adjust medium in test cavity 2 at any time of test, the high salinity
High salinity in medium refers to that 30000ppm or more, high salinity medium can be concentrated water.
As shown in Figure 1, Figure 2 and shown in Fig. 5, the top of insulation shell 1 is sealedly connected with electronic compartment 9, and survey is equipped in electronic compartment 9
Circuit 10 is tried, tests on circuit 10 and sealing contact pin 11 is installed, test circuit 10 passes through the one of the sealing contact pin 11 and conducting wire 12
End connection, the other end of conducting wire 12 is passed through by the surface of insulation shell 1, with the sealing being fixed on 1 radial hole 13 of insulation shell
One end of contact pin 11 connects, and the other end of the sealing contact pin 11 is connect with the electrode of the instrument to be measured 3 in test cavity 2.
10 schematic diagram of test circuit as shown in FIG. 6, wherein E1, E2, E3, E4, E5, E6 are connected to conducting wire double respectively
On the 1-6 electrode of side electrode array, 10# is connect in cable sheath；R2-R10 for simulating different mud resistivities, wherein R2,
R5, R10 are used to simulate situation when mud resistivity is 0.1 ohm meter；R3, R4, R6, R7, R8, R9 are for simulating mud resistance
Situation when rate is 0.01 ohm meter.Rf is used for simulated formation resistivity, R12 and R13 for simulating mud cake resistivity.It is testing
When, choose corresponding resistance value respectively, analog goes out when mud resistivity is 0.1/0.01, formation resistivity 0.2,1,10,
100, the case where 1k, 10k.
The crossed beam trunking 14 that conducting wire 12 passes through is accommodated as shown in figure 5, offering on insulation shell 1, crossed beam trunking 14 is for fixing
Conducting wire 12.
As shown in figure 4, offering radial hole 13 on insulation shell 1, connector assembly 15, plug are sealedly connected in radial hole 13
It is equipped in seat 15 and accommodates the through-hole that sealing contact pin 11 passes through, be fixed with spring on the port which closes on outside insulation shell 1
Gland 16, the through-hole of through-hole and connector assembly 15 that one end of sealing contact pin 11 sequentially passes through spring capping 16 enter test cavity 2
It is interior, and contacted with the electrode of instrument 3 to be measured, it seals and is fixed with spring base 17 on contact pin 11, spring base 17 is located at spring capping 16
Lower section, spring 18 is installed between spring base 17 and spring capping 16, one end of spring 18 is pressed on spring capping 16,
The other end is pressed on spring base 17, and sealing contact pin 11 is pressed on the electrode of instrument 3 to be measured by spring 18.
As shown in figure 3, the bottom of insulation shell 1 is connected with rubber tube 19, rubber tube 19 is connected to test cavity 2, is used for
The inside and outside pressure of balanced insulation shell 1.
The insulating layer of insulation shell 1 divides multistage to assemble along the length direction of insulation shell 1.
Test device provided by the present application is placed in existing high temperature and pressure testing well, testing well can simulate high temperature
The environment of high pressure, the high pressure provided by testing well, squeezes the rubber tube 19 of test device provided by the present application, makes test device
Interior formation hyperbaric environment；The high temperature that testing well provides leads to heat transfer, and high temperature is transferred to formation high temperature ring in test device
Border.
Although embodiment disclosed by the application is as above, the content only for ease of understanding the application and use
Embodiment is not limited to the application.Technical staff in any the application fields, is taken off not departing from the application
Under the premise of the spirit and scope of dew, any modification and variation, but the application can be carried out in the form and details of implementation
Scope of patent protection, still should be subject to the scope of the claims as defined in the appended claims.
Claims (4)
1. a kind of test device of electrode system, which is characterized in that including insulation shell, Packed survey is set in the insulation shell
Cavity is tried, the both ends of the test cavity are separately installed with top connection and lower contact, and the top connection is equipped with and the test
The high salinity medium inlet and liquid outlet of cavity connection；Electronic compartment, the electronics are connected at the top of the insulation shell
Test circuit is installed, the test circuit is connect by conducting wire with the electrode of the intracorporal instrument to be measured of the test chamber in cabin；
Radial hole is offered on the insulation shell, and sealing contact pin, one end of the sealing contact pin and institute are fixed in the radial hole
The electrode connection of instrument to be measured is stated, the other end of the sealing contact pin passes through the conducting wire and the test circuit connection.
2. test device according to claim 1, which is characterized in that offered on the insulation shell and accommodate the conducting wire
The crossed beam trunking passed through.
3. test device according to claim 1, which is characterized in that it is connected with rubber tube at the top of the insulation shell,
The rubber tube is connected to the test cavity.
4. test device according to claim 1, which is characterized in that the insulating layer of the insulation shell is along the insulation shell
The length direction of body divides multistage to assemble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610618924.7A CN106291178B (en) | 2016-07-29 | 2016-07-29 | A kind of test device of electrode system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610618924.7A CN106291178B (en) | 2016-07-29 | 2016-07-29 | A kind of test device of electrode system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106291178A CN106291178A (en) | 2017-01-04 |
| CN106291178B true CN106291178B (en) | 2019-04-26 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610618924.7A Active CN106291178B (en) | 2016-07-29 | 2016-07-29 | A kind of test device of electrode system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106291178B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201137493Y (en) * | 2007-11-30 | 2008-10-22 | 新疆石油管理局测井公司 | Capacitance method retention rate instrument rotary type probe |
| CN201232546Y (en) * | 2008-08-01 | 2009-05-06 | 马冬兰 | Anti winding high-temperature eccentric wellhead tester |
| CN103726831A (en) * | 2012-10-10 | 2014-04-16 | 中国石油集团长城钻探工程有限公司 | Pole plate electrode system for logging instrument |
| CN105756662A (en) * | 2016-03-10 | 2016-07-13 | 中国海洋石油总公司 | Lateral log equipment electrode system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7782060B2 (en) * | 2006-12-28 | 2010-08-24 | Schlumberger Technology Corporation | Integrated electrode resistivity and EM telemetry tool |
-
2016
- 2016-07-29 CN CN201610618924.7A patent/CN106291178B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201137493Y (en) * | 2007-11-30 | 2008-10-22 | 新疆石油管理局测井公司 | Capacitance method retention rate instrument rotary type probe |
| CN201232546Y (en) * | 2008-08-01 | 2009-05-06 | 马冬兰 | Anti winding high-temperature eccentric wellhead tester |
| CN103726831A (en) * | 2012-10-10 | 2014-04-16 | 中国石油集团长城钻探工程有限公司 | Pole plate electrode system for logging instrument |
| CN105756662A (en) * | 2016-03-10 | 2016-07-13 | 中国海洋石油总公司 | Lateral log equipment electrode system |
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| Publication number | Publication date |
|---|---|
| CN106291178A (en) | 2017-01-04 |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Applicant after: China Offshore Oil Group Co., Ltd. Applicant after: China Oilfield Services Limited Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Applicant before: China National Offshore Oil Corporation Applicant before: China Oilfield Services Limited |
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