CN206386109U - A kind of cement sheath sealing and the experimental provision of sleeve pipe lifting - Google Patents
A kind of cement sheath sealing and the experimental provision of sleeve pipe lifting Download PDFInfo
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- CN206386109U CN206386109U CN201720024442.9U CN201720024442U CN206386109U CN 206386109 U CN206386109 U CN 206386109U CN 201720024442 U CN201720024442 U CN 201720024442U CN 206386109 U CN206386109 U CN 206386109U
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Abstract
The utility model provides the experimental provision of a kind of cement sheath sealing and sleeve pipe lifting, including：There are multiple sleeve pipes inside kettle, kettle, including：Surface pipe；The intermediate casing being coaxially nested inside surface pipe, with surface pipe；The production casing being coaxially nested inside intermediate casing, with intermediate casing；Also include：Cement mortar holding vessel；Heating rod, is lowered into production casing inner chamber；The automatic confined pressure pump being connected with confined pressure chamber；Confined pressure sensor between confined pressure chamber and automatic confined pressure pump；The interior press pump being connected with production casing inner chamber；High-pressure air source；High-pressure air source pressure sensor between high-pressure air source and kettle；Production casing inner chamber, the first annular space and the second annular space are inserted with temperature sensor；Displacement transducer is all connected with production casing and intermediate casing；Gas flowmeter.By implementing the utility model, can simulate HTHP influences result to well head lifting and cement sheath sealing.
Description
Technical field
The utility model is related to Oil-Gas Well Engineering field, in particular it relates to a kind of cement sheath sealing and sleeve pipe lifting
Experimental provision.
Background technology
High temperature and high pressure environment can cause cement sheath performance change, sealing failure, and thermal stress is excessive for sleeve pipe axial direction causes
Well head lifting.At present, although some oil wells obtain good logging evaluation after well cementing operation, but oil well by high temperature and
Occur well head lifting after hyperbaric environment, well head bleed, steam, or even interlayer occur and alter the complex situations such as groove.Therefore, to cement
Ring sealing fails and the research of well head uplifting mechanism has good field application meaning.
But, current experimental provision can not fully simulate high temperature and high pressure environment to casing string lifting and cement sheath sealing
Influence result, it is impossible to for oil field production risk analysis reliable theoretical foundation is provided.
Utility model content
The main purpose of the utility model embodiment is the experiment dress for providing a kind of cement sheath sealing and sleeve pipe lifting
Put, to simulate high temperature and high pressure environment to casing string lifting and the influence result of cement sheath sealing.To achieve these goals,
The utility model embodiment provides the experimental provision of a kind of cement sheath sealing and sleeve pipe lifting, including：Have inside kettle, kettle
Multiple sleeve pipes, including：Confined pressure chamber is constituted between surface pipe, with clamper shell；Inside surface pipe and surface pipe
The intermediate casing being coaxially nested, and form the second annular space with surface pipe；Inside intermediate casing, with the coaxial phase of intermediate casing
The production casing of set, and form the first annular space with intermediate casing；Annular space trap Fluid pressure rise experimental provision also includes：Cement
Holding vessel is starched, for injecting cement mortar to the first annular space and the second annular space；Heating rod, is lowered into production casing inner chamber, for adding
Heat heats liquid to design temperature；The automatic confined pressure pump being connected with confined pressure chamber, for applying setting confined pressure to surface pipe；Positioned at enclosing
The confined pressure sensor between chamber and automatic confined pressure pump is pressed, for gathering confined pressure data；The interior press pump being connected with production casing inner chamber,
Apply setting internal pressure to production casing inner chamber；Interior pressure sensor inside production casing, for gathering internal pressure data；High pressure
Source of the gas, for inputting gases at high pressure to the first annular space and the second annular space；High-pressure air source pressure between high-pressure air source and kettle
Force snesor, for gathering high-pressure air source pressure data；Production casing inner chamber, the first annular space and the second annular space are inserted with temperature biography
Sensor, for collecting temperature data；Be all connected with displacement transducer on production casing and intermediate casing, for gather production casing and
The displacement data of intermediate casing；Gas flowmeter, the gas flow for measuring the first annular space and the second annular space respectively.
In wherein a kind of embodiment, in addition to：Respectively with heating rod, automatic confined pressure pump, high-pressure air source, interior press pump, interior
Pressure sensor, confined pressure sensor, high-pressure air source pressure sensor, gas flowmeter, multiple temperature sensors and multiple displacements
The control device of sensor connection, sets for controlling heating rod heating heating liquid, controlling automatic confined pressure pump to apply to surface pipe
Determine confined pressure, control high-pressure air source inputs gases at high pressure to the first annular space and the second annular space, control interior press pump to production casing inner chamber
Apply setting internal pressure, gather the confined pressure data from confined pressure sensor, the internal pressure data from interior pressure sensor, from high pressure gas
The high-pressure air source pressure data of source pressure sensor, the gas flow of the first annular space from gas flowmeter and the second annular space,
Multiple temperature datas from multiple temperature sensors and the production casing from multiple displacement transducers and intermediate casing
Multiple displacement datas.
In wherein a kind of embodiment, in addition to：Cement mortar master control valve, first end is connected with cement mortar holding vessel, the
Two ends are connected with the second end of high-pressure air source master control valve, the first control valve first end and the second control valve first end respectively；High pressure
Source of the gas master control valve, first end is connected with high-pressure air source, the second end also respectively with the first control valve first end and the second control valve
First end is connected；First control valve, first end is also connected with the second control valve first end, and the second end is connected with the first annular space；The
Two control valves, the second end is connected with the second annular space；The control valve of gas flowmeter first, first end is connected with the first annular space, and second
End is connected with the second end of the second control valve of gas flowmeter and gas flowmeter respectively；The control valve of gas flowmeter second, first
End is connected with the second annular space, and the second end is also connected with gas flowmeter；Internal pressure pump control valve, first end is connected with interior press pump, the
Two ends are connected with production casing inner chamber.
In wherein a kind of embodiment, in addition to：Kettle includes upper kettle cover and lower kettle seat；Upper kettle cover on lower kettle seat with having
Multiple grooves facing each other, for inserting surface pipe, intermediate casing and production casing respectively.
In wherein a kind of embodiment, in addition to：Multiple sealing rings, for sealing multiple grooves.
In wherein a kind of embodiment, in addition to：Positioned at the upper runner of upper kettle cover；Upper runner is connected with condenser pump, condensation
Pump is used to convey kettle cover in condensation water cooling；Pump control valve is condensed, first end is connected with upper runner, the second end connects with condenser pump
Connect.
In wherein a kind of embodiment, heating liquid is oil or water.
Because cement sheath sealing of the present utility model and the experimental provision of sleeve pipe lifting are by cement mortar holding vessel to
One annular space and the second annular space injection cement mortar simulated formation geological environment, by heating rod heating heating liquid to design temperature,
Setting confined pressure is applied to surface pipe by automatic confined pressure pump, setting internal pressure is applied to production casing inner chamber by interior press pump, led to
Cross high-pressure air source and input gases at high pressure to the first annular space and the second annular space, pass through confined pressure sensor, interior pressure sensor, high-pressure air source
Pressure sensor, gas flowmeter, temperature sensor and displacement transducer carry out data acquisition, so as to simulate HTHP to well
Mouth lifting and cement sheath sealing influence result.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The accompanying drawing used required in description is briefly described, it should be apparent that, drawings in the following description are only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structure chart of cement sheath sealing and the experimental provision of sleeve pipe lifting in the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
In view of prior art can not fully simulate high temperature and high pressure environment to casing string lifting and the influence of cement sheath sealing
As a result, the utility model embodiment provides the experimental provision of a kind of cement sheath sealing and sleeve pipe lifting, is stored by cement mortar
Tank injects cement mortar simulated formation geological environment to the first annular space and the second annular space, passes through heating rod heating heating liquid to setting
Temperature, applies setting confined pressure to surface pipe by automatic confined pressure pump, is applied by interior press pump to production casing inner chamber in setting
Pressure, inputs gases at high pressure to the first annular space and the second annular space by high-pressure air source, passes through confined pressure sensor, interior pressure sensor, height
Pressurized air source pressure sensor, gas flowmeter, temperature sensor and displacement transducer carry out data acquisition, so that it is high to simulate high temperature
Pressure influences result to well head lifting and cement sheath sealing.The utility model is described in detail below in conjunction with accompanying drawing.
Fig. 1 is the structure chart of cement sheath sealing and the experimental provision of sleeve pipe lifting in the utility model embodiment.Such as Fig. 1
Shown, the experimental provision of cement sheath sealing and sleeve pipe lifting includes：There are multiple sleeve pipes inside kettle, kettle, including：Top layer covers
Confined pressure chamber 2 is constituted between pipe 5, with clamper shell 39；The centre being coaxially nested inside surface pipe 5, with surface pipe 5
Sleeve pipe 27, and form the second annular space 6 with surface pipe 5；The life being coaxially nested inside intermediate casing 27, with intermediate casing 27
Sleeve pipe 29 is produced, and the first annular space 28 is formed with intermediate casing 27；Annular space trap Fluid pressure rise experimental provision also includes：Cement
Holding vessel 10 is starched, for injecting cement mortar to the first annular space 28 and the second annular space 6；Heating rod 19, is lowered into production casing inner chamber
30, for heating liquid to design temperature；The automatic confined pressure pump 3 being connected with confined pressure chamber 2, sets for applying to surface pipe 5
Determine confined pressure；Confined pressure sensor 4 between confined pressure chamber 2 and automatic confined pressure pump 3, for gathering confined pressure data；With production casing
The interior press pump 38 that inner chamber 30 is connected, setting internal pressure is applied to production casing inner chamber 30；Internal pressure inside production casing 29 is passed
Sensor 18, for gathering internal pressure data；High-pressure air source 11, for inputting gases at high pressure to the first annular space 28 and the second annular space 6；Position
High-pressure air source pressure sensor 14 between high-pressure air source 11 and kettle, for gathering high-pressure air source pressure data；Production set
Tube cavity 30, the first annular space 28 and the second annular space 6 are inserted with temperature sensor 20, for collecting temperature data；Production casing 29
With displacement transducer 16 is all connected with intermediate casing 27, the displacement data for gathering production casing 29 and intermediate casing 27；Gas
Flowmeter body 31, the gas flow for measuring the first annular space 28 and the second annular space 6 respectively.
When it is implemented, kettle can include upper kettle cover 8 and lower kettle seat 35, the upper top of kettle cover 8 is used for provided with sealing cap
It is heat-insulated.Upper kettle cover 8 on lower kettle seat 35 with having multiple grooves facing each other, for inserting surface pipe 5, intermediate casing respectively
27 and production casing 29, wherein, groove can be multiple various sizes of concentric circles.Cement sheath sealing and the reality of sleeve pipe lifting
Experiment device can also include multiple sealing rings, for sealing multiple grooves.
In embodiment, cement mortar holding vessel 10, high-pressure air source 11, interior press pump 38 and automatic confined pressure pump 3 can be by defeated
Enter manifold to be connected with kettle.Cement mortar holding vessel 10 is injected necessarily by liquid injection hole 7 and 17 to the first annular space 28 and the second annular space 6
The cement mortar simulated formation geological environment of volume.Wherein, the proportioning of each composition of cement mortar can need any adjustment according to experiment.
Heating rod 9 can using electrically heated mode heat liquid to design temperature, make heat outwards transmit, simulation high temperature fluid and
Temperature environment in well.Wherein, heating liquid can be oil or water.Automatic confined pressure pump 3 applies setting confined pressure simulation to surface pipe 5
Stratum confined pressure, high-pressure air source 11 inputs gases at high pressure to the first annular space 28 and the second annular space 6, interior press pump 38 by internal pressure mouthful 34 to
Production casing inner chamber 30 applies setting internal pressure, to simulate the pressure environment in well.Confined pressure sensor 4, interior pressure sensor 18, high pressure
The temperature sensors 20 of bleed pressure sensor 14, gas flowmeter 31 and each inside pipe casing carry out data acquisition, root
Result is influenceed on well head lifting and cement sheath sealing according to the change modeling HTHP of data.
As shown in figure 1, cement sheath sealing and the experimental provision of sleeve pipe lifting can also include：Respectively with heating rod 19,
Automatic confined pressure pump 3, interior pressure sensor 18, high-pressure air source 11, interior press pump 38, confined pressure sensor 4, high-pressure air source pressure sensor
14th, the control device 1 that gas flowmeter 31, multiple temperature sensors 20 and multiple displacement transducers 16 are connected, for controlling
The heating heating of heating rod 19 liquid, automatic confined pressure pump 3 is controlled to apply setting confined pressure to surface pipe 5, control high-pressure air source 11 is to the
Press pump 38 applies setting internal pressure, collection to production casing inner chamber 30 in one annular space 28 and the second annular space 6 input gases at high pressure, control
Confined pressure data from confined pressure sensor 4, the internal pressure data from interior pressure sensor 18, from high-pressure air source pressure sensor 14
High-pressure air source pressure data, the first annular space 28 from gas flowmeter 31 is with the gas flow of the second annular space 6, from multiple
Multiple temperature datas of temperature sensor 20 and production casing 29 from multiple displacement transducers 16 and intermediate casing 27
Displacement data.Heating rod 19, automatic confined pressure pump 3, high-pressure air source 11, interior press pump 38, confined pressure sensor 4, interior pressure sensor 18, pressure
Bleed pressure sensor 14, gas flowmeter 31, multiple temperature sensors 20 and multiple displacement transducers 16 can pass through number
It is connected according to collection circuit with control device 1, can also be connected by Wireless Telecom Equipments such as bluetooth, GPRS with control device 1.
In embodiment, the experimental provision of cement sheath sealing and sleeve pipe lifting can also include：Cement mortar master control valve 12,
First end is connected with cement mortar holding vessel 10, the second end respectively with the end of high-pressure air source master control valve 13 second, the first control valve 15
First end and the connection of the first end of the second control valve 9；High-pressure air source master control valve 13, first end is connected with high-pressure air source 11, and second
End is also connected with the first end of the first control valve 15 and the first end of the second control valve 9 respectively；First control valve 15, first end is also with
The first end of two control valve 9 is connected, and the second end is connected with the first annular space 28；Second control valve 9, the second end is connected with the second annular space 6；
The first control valve of gas flowmeter 32, first end is connected with the first annular space 28, and the second end is controlled with gas flowmeter second respectively
The end of valve 33 second and gas flowmeter 31 are connected；The second control valve of gas flowmeter 33, first end is connected with the second annular space 6, the
Two ends are also connected with gas flowmeter 31；Internal pressure pump control valve 36, first end is connected with interior press pump 38, the second end and production casing
Inner chamber 30 is connected.
When it is implemented, opening and the closing of above-mentioned valve can also be controlled by control device 1, to control high-pressure air source
11 input gases at high pressure to the first annular space 28 and the second annular space 6, control automatic confined pressure pump 3 to apply setting confined pressure to surface pipe 5,
Press pump 38 applies setting internal pressure to production casing inner chamber 30 in control.
As shown in figure 1, cement sheath sealing and the experimental provision of sleeve pipe lifting can also include：Positioned at the upper of upper kettle cover 8
Runner 22；Upper runner 22 is connected with condenser pump 26, and condenser pump 26 is used to convey kettle cover 8 in condensation water cooling；Condense pump control valve
25, first end is connected with upper runner 22, and the second end is connected with condenser pump 26.By cooling down the condenser pump 26 of kettle, it can prevent
Kettle temperature is too high to cause O-ring seal to fail.
Specific work process of the present utility model is：
1. to the injection heating liquid of production casing inner chamber 30, cement mortar holding vessel 10 is to the first annular space 28 and the note of the second annular space 6
Full water mud, the heating of heating rod 19 heating liquid to design temperature；
2. automatic confined pressure pump 3 applies setting confined pressure to surface pipe 5, interior press pump 38 applies to production casing inner chamber 30 to be set
Internal pressure；
3. the very first time of setting maintenance cement sheath sealing and the experimental provision of sleeve pipe lifting, until cement mortar is cemented to
Cement sheath and surface pipe 5, intermediate casing 27 and production casing 29 be cemented to an entirety；
4. the displacement data of many collection production casings 29 of displacement transducer 16 and intermediate casing 27；
5. closing the order heating liquid temperature degree of heating rod 9 is down to normal temperature, in the process, the multiple collection of displacement transducer 16 productions
The displacement data of sleeve pipe 29 and intermediate casing 27, multiple temperature sensors 20 gather multiple temperature datas, until production casing 29
Displacement data with intermediate casing 27 is constant；
6. high-pressure air source 11 inputs gases at high pressure to the first annular space 28 and the second annular space 6；
7. high-pressure air source pressure sensor 14 gathers high-pressure air source pressure data, gas flowmeter 31 measures the first ring respectively
The gas flow data of the annular space 6 of sky 28 and second.
In embodiment, O-shaped sealing rubber ring sealed groove can be used, by production casing 29, intermediate casing 27 and simulation ground
In the lower kettle 35 corresponding grooves of seat of the insertion of layer 5, coordinate with upper kettle cover 8 and assemble.In the injection heating liquid of cannula cavity 30, heating liquid can
Think water or oil.From the central tripping in heating rod 19 of upper kettle cover 8, fixing seal.Match somebody with somebody in cement mortar holding vessel 10 according to certain
Than configuration cement mortar.Wherein, the proportioning of each composition of cement mortar can need any adjustment according to experiment.Open cement mortar master control
Valve 12, the first control valve 15 and the second control valve 9, are injected by cement mortar holding vessel 10 to the first annular space 28 with the second annular space 6
The cement mortar configured, shows that cement mortar is already filled with when having cement mortar to be overflowed from liquid storage spilling pipeline, closes cement mortar
Master control valve 12.
When it is implemented, the temperature data for the temperature sensor 20 that heating rod 19 is heated in production casing 29 can be
122 DEG C, to simulated formation temperature；Automatic confined pressure pump 3 can apply 60Mpa confined pressure to surface pipe 5；Press pump control in opening
Valve 36 processed makes interior press pump 38 apply setting internal pressure to production casing inner chamber 30.By the course of work 5 and the course of work 6, height is drawn
Warm high pressure influences result to well head lifting.
When it is implemented, high-pressure air source master control valve 13 and the first control valve of gas flowmeter 32 can be opened first, pass through
Gas flowmeter 31 records the gas flow of now the first annular space 28.The first control valve of gas flowmeter 32 is then shut off, is opened
The second control valve of gas flowmeter 33, the gas flow of now the second annular space 6 is recorded by gas flowmeter 31.By worked
Journey 7, show that HTHP influences result to cement sheath sealing.
Specific work process of the present utility model can also include：
8. after heating heating liquid to the design temperature of heating rod 9, the setting time of continuous heating second.
9. closing the order heating liquid temperature degree of heating rod 9 is down to normal temperature, in the process, the multiple collection of displacement transducer 16 productions
The displacement data of sleeve pipe 29 and intermediate casing 27, multiple temperature sensors 20 gather multiple temperature datas, until production casing 29
Displacement data with intermediate casing 27 is constant；
10. high-pressure air source 11 inputs gases at high pressure to the first annular space 28 and the second annular space 6；
11. high-pressure air source pressure sensor 14 gathers high-pressure air source pressure data, gas flowmeter 31 measures first respectively
The gas flow data of the annular space 6 of annular space 28 and second.
12. the On The Cycle Working Process 8- courses of work 11, until the gas flow data of the first annular space 28, the second annular space 6
The displacement data of gas flow data, the displacement data of production casing 29 and intermediate casing 27 no longer changes.
Gas flow data, the gas flow data of the second annular space 6, the displacement number of production casing 29 when the first annular space 28
When no longer being changed according to the displacement data with intermediate casing 27, show that cement sheath has completely disengaged from surface pipe 5, intermediate sleeve
Pipe 27 and production casing 29, cement sheath seal failure.
By implementing the utility model, gas flow data, the gas of the second annular space 6 of multigroup first annular space 28 can be obtained
The displacement data of body data on flows, the displacement data of production casing 29 and intermediate casing 27.Compare above-mentioned multi-group data, can obtain
Result is influenceed on well head lifting and cement sheath sealing to steam soak, cement sheath sealing and well head lifting change rule is drawn
Rule.
The key technical indexes of the present utility model is as follows：
1) experimental temperature：- 220 DEG C of normal temperature；
2) internal pressure：0-15Mpa；
3) confined pressure：0-60Mpa；
4) production casing size：7 inches, wall thickness 8.05mm, length 500mm；
6) intermediate casing size：9.625 inches, wall thickness 9.19mm, length 500mm；
7) surface pipe size：13.375 inches, wall thickness 12.09mm, length 500mm；
8) pressure sensor：The range of annular fluid pressure sensor, confined pressure sensor and high-pressure air source pressure sensor
It is 70MPa, the range of interior pressure sensor is 20MPa；Sensor sensitivity is 0.27%FS；
9) sleeve surface roughness：0.2.
Wherein, normal temperature can be 25 DEG C.
To sum up, cement sheath sealing of the present utility model and the experimental provision of sleeve pipe lifting by cement mortar holding vessel to
One annular space and the second annular space injection cement mortar simulated formation geological environment, by heating rod heating heating liquid to design temperature,
Setting confined pressure is applied to surface pipe by automatic confined pressure pump, setting internal pressure is applied to production casing inner chamber by interior press pump, led to
Cross high-pressure air source and input gases at high pressure to the first annular space and the second annular space, pass through confined pressure sensor, interior pressure sensor, high-pressure air source
Pressure sensor, gas flowmeter, temperature sensor and displacement transducer carry out data acquisition, so as to simulate HTHP to well
Mouth lifting and cement sheath sealing influence result.The utility model embodiment can also cool down kettle by condenser pump, prevent kettle
Temperature is too high to cause O-ring seal to fail.
Particular embodiments described above, has carried out entering one to the purpose of this utility model, technical scheme and beneficial effect
Step is described in detail, be should be understood that and be the foregoing is only specific embodiment of the utility model, is not used to limit this
The protection domain of utility model, it is all within spirit of the present utility model and principle, any modification for being made, equivalent substitution, change
Enter, should be included within protection domain of the present utility model.
Claims (7)
1. a kind of cement sheath sealing and the experimental provision of sleeve pipe lifting, it is characterised in that including：
There are multiple sleeve pipes inside kettle, kettle, including：
Confined pressure chamber (2) is constituted between surface pipe (5), with clamper shell (39)；
Positioned at surface pipe (5) is internal, intermediate casing (27) that is coaxially being nested with surface pipe (5), and with surface pipe (5) shape
Into the second annular space (6)；
The production casing (29) being coaxially nested positioned at intermediate casing (27) inside, with intermediate casing (27), and and intermediate casing
(27) the first annular space (28) is formed；
Annular space trap Fluid pressure rise experimental provision also includes：
Cement mortar holding vessel (10), for injecting cement mortar to the first annular space (28) and the second annular space (6)；
Heating rod (19), is lowered into production casing inner chamber (30), for heating liquid to design temperature；
The automatic confined pressure pump (3) being connected with confined pressure chamber (2), for applying setting confined pressure to surface pipe (5)；
Confined pressure sensor (4) between confined pressure chamber (2) and automatic confined pressure pump (3), for gathering confined pressure data；
The interior press pump (38) being connected with production casing inner chamber (30), setting internal pressure is applied to production casing inner chamber (30)；
Positioned at the internal interior pressure sensor (18) of production casing (29), for gathering internal pressure data；
High-pressure air source (11), for inputting gases at high pressure to the first annular space (28) and the second annular space (6)；
Positioned at high-pressure air source pressure sensor (14) of the high-pressure air source (11) between kettle, for gathering high-pressure air source number pressure
According to；
Production casing inner chamber (30), the first annular space (28) and the second annular space (6) are inserted with temperature sensor (20), for gathering temperature
Degrees of data；
Be all connected with displacement transducer (16) on production casing (29) and intermediate casing (27), for gather production casing (29) and in
Between sleeve pipe (27) displacement data；
Gas flowmeter (31), the gas flow for measuring the first annular space (28) and the second annular space (6) respectively.
2. cement sheath sealing according to claim 1 and the experimental provision of sleeve pipe lifting, it is characterised in that also include：
Respectively with heating rod (19), automatic confined pressure pump (3), high-pressure air source (11), interior press pump (38), interior pressure sensor (18), enclose
Pressure sensor (4), high-pressure air source pressure sensor (14), gas flowmeter (31), multiple temperature sensors (20) and multiple
The control device (1) of displacement transducer (16) connection, for controlling heating rod (19) heating heating liquid, controlling automatic confined pressure pump
(3) setting confined pressure is applied to surface pipe (5), control high-pressure air source (11) is inputted to the first annular space (28) and the second annular space (6)
Press pump (38) applies setting internal pressure to production casing inner chamber (30) in gases at high pressure, control, gathers from confined pressure sensor (4)
Confined pressure data, the internal pressure data from interior pressure sensor (18), the high-pressure air source pressure from high-pressure air source pressure sensor (14)
Force data, the first annular space (28) from gas flowmeter (31) are passed with the gas flow of the second annular space (6), from multiple temperature
Multiple temperature datas of sensor (20) and production casing (29) and intermediate casing (27) from multiple displacement transducers (16)
Multiple displacement datas.
3. cement sheath sealing according to claim 1 and the experimental provision of sleeve pipe lifting, it is characterised in that also include：
Cement mortar master control valve (12), first end is connected with cement mortar holding vessel (10), the second end respectively with high-pressure air source master control
The end of valve (13) second processed, the first control valve (15) first end and the connection of the second control valve (9) first end；
High-pressure air source master control valve (13), first end is connected with high-pressure air source (11), the second end also respectively with the first control valve
(15) first end and the connection of the second control valve (9) first end；
First control valve (15), first end is also connected with the second control valve (9) first end, and the second end connects with the first annular space (28)
Connect；
Second control valve (9), the second end is connected with the second annular space (6)；
The control valve of gas flowmeter first (32), first end is connected with the first annular space (28), the second end respectively with gas flowmeter
The end of second control valve (33) second and gas flowmeter (31) connection；
The control valve of gas flowmeter second (33), first end is connected with the second annular space (6), the second end also with gas flowmeter (31)
Connection；
Internal pressure pump control valve (36), first end is connected with interior press pump (38), and the second end is connected with production casing inner chamber (30).
4. cement sheath sealing according to claim 1 and the experimental provision of sleeve pipe lifting, it is characterised in that also include：
Kettle includes upper kettle cover (8) and lower kettle seat (35)；
Have multiple grooves facing each other on upper kettle cover (8) and lower kettle seat (35), for insert respectively surface pipe (5), in
Between sleeve pipe (27) and production casing (29).
5. cement sheath sealing according to claim 4 and the experimental provision of sleeve pipe lifting, it is characterised in that also include：
Multiple sealing rings, for sealing multiple grooves.
6. cement sheath sealing according to claim 4 and the experimental provision of sleeve pipe lifting, it is characterised in that also include：
Upper runner (22) positioned at upper kettle cover (8)；
Upper runner (22) is connected with condenser pump (26), and condenser pump (26) is used to convey kettle cover (8) in condensation water cooling；
Pump control valve (25) is condensed, first end is connected with upper runner (22), and the second end is connected with condenser pump (26).
7. cement sheath sealing according to claim 1 and the experimental provision of sleeve pipe lifting, it is characterised in that heating liquid is
Oil or water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720024442.9U CN206386109U (en) | 2017-01-10 | 2017-01-10 | A kind of cement sheath sealing and the experimental provision of sleeve pipe lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720024442.9U CN206386109U (en) | 2017-01-10 | 2017-01-10 | A kind of cement sheath sealing and the experimental provision of sleeve pipe lifting |
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| Publication Number | Publication Date |
|---|---|
| CN206386109U true CN206386109U (en) | 2017-08-08 |
Family
ID=59491972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720024442.9U Withdrawn - After Issue CN206386109U (en) | 2017-01-10 | 2017-01-10 | A kind of cement sheath sealing and the experimental provision of sleeve pipe lifting |
Country Status (1)
| Country | Link |
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| CN (1) | CN206386109U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025960A (en) * | 2018-07-10 | 2018-12-18 | 中国石油大学(北京) | Thermal production well well head lifting distance determines method and device |
| CN113899889A (en) * | 2021-12-10 | 2022-01-07 | 成都理工大学 | Device and method for monitoring cement paste gel strength of visual retaining wall |
-
2017
- 2017-01-10 CN CN201720024442.9U patent/CN206386109U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025960A (en) * | 2018-07-10 | 2018-12-18 | 中国石油大学(北京) | Thermal production well well head lifting distance determines method and device |
| CN113899889A (en) * | 2021-12-10 | 2022-01-07 | 成都理工大学 | Device and method for monitoring cement paste gel strength of visual retaining wall |
| CN113899889B (en) * | 2021-12-10 | 2022-04-15 | 成都理工大学 | Device and method for monitoring cement paste gel strength of visual retaining wall |
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