CN101975727A - Device for testing initial setting time of high-temperature static mixed plugging additive - Google Patents
Device for testing initial setting time of high-temperature static mixed plugging additive Download PDFInfo
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- CN101975727A CN101975727A CN 201010291482 CN201010291482A CN101975727A CN 101975727 A CN101975727 A CN 101975727A CN 201010291482 CN201010291482 CN 201010291482 CN 201010291482 A CN201010291482 A CN 201010291482A CN 101975727 A CN101975727 A CN 101975727A
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Abstract
The invention relates to a device for testing initial setting time of a high-temperature static mixed plugging additive, which is applied to testing the initial setting time of the high-temperature static mixed plugging additive in oil field. The device comprises a torque meter, an outer cylinder and an inner cylinder, wherein the torque meter is provided with a disc-like handle on the top thereof; the upper surface of the handle is marked with torque scales; an exterior end of a spiral spring steel slice is fixed on the handle; the interior end of the spiral spring steel slice is fixed with a torque indicator central rod; a connector is fixed on the center of a lower plane of an inner disc plate; the outer cylinder is characterized in that a steel cylinder gland and a steel cylinder sealing cover are connected to the upper part of a steel cylinder; a central shaft is arranged in a central hole of the cylinder sealing cover; the connector of the torque meter is connected to the upper end of the central shaft; the inner cylinder comprises a slurry cylinder and a testing paddle; and the upper end of a cylindrical rod is connected to the lower end of the central shaft. The device of the invention can test the initial setting time of the high-temperature static mixed plugging additive by simulating the temperature condition of the construction well or the ground and is better fit for optimizing the formula of the plugging additive and the addition agent.
Description
Technical field
The present invention relates to oil field testing laboratory's pick-up unit, particularly a kind of detection mixes the high temperate zone of class blocking agent and presses static presetting period device.
Background technology
At present, in recent years, it is found that but can fixedly reach multiviscosisty class material has special advantages in the work progress of oil field, but constantly enlarge so in the construction in later period process in oil field, use multiviscosisty class material field, and successfully be applied to the water blockoff, profile control, seal, leak stopping in oil field etc., in the work progress, kind also is being on the increase.But belong to consolidated as cement, there are strict detection method and standard the thickening time under the different temperatures, but but a lot of in recent years oil field use can be fixed and multiviscosisty class material belong to the Compositional type potpourri.Portion has added cement, superfine cement, flyash, lime, gypsum, resin, fiber, polymkeric substance etc. within it, when using is to be mixed with slurry with water according to certain ratio, with pump its slurry is injected into zone of interest then, under the environment of zone of interest through multiviscosisty or curing behind the certain hour, thereby reach the purpose of shutoff zone of interest.This class material multiviscosisty also can occur or solidify under the different time different temperatures, but it is difficult to or can not be directly detects with the standard of cement, but different manufacturers produce can fixedly to reach multiviscosisty class material product performance difference bigger.Multiviscosisty degree under the different time different temperatures---" presetting period " is a key index of this material construction safety performance of check, but to this index neither one unified detection method and device.If can carry out the detection in " presetting period " with the method for normal pressure below 80 ℃, but seethe with excitement owing to water under high temperature (as more than 100 ℃) condition, existing apparatus can't detect this index.
Summary of the invention
The objective of the invention is: provide a kind of high temperature static to mix class blocking agent presetting period pick-up unit, before construction, the presetting period of mixing the class blocking agent is detected and regulates, under the temperature conditions on construction simulation well section or stratum, the kind of complex additive, adding quantity (concentration), water addition ratio example, thereby the requirement of the construction at satisfied scene.
The technical solution used in the present invention is: high temperature static is mixed class blocking agent presetting period pick-up unit, mainly by comprising torsion gage part, urceolus part and inner cylindrical portion.
1, torsion gage part:
The top of torsion gage is discoid handle, there is the scale of torque magnitude the upper surface outer of discoid handle, in the bottom of discoid handle interior disk is arranged, a spiral spring steel disc of two being fixed with screw is arranged between discoid handle and interior disk, the outer end of spiral spring steel disc is fixed on the discoid handle, the inner of spiral spring steel disc is fixed with torsion pointer center-pole, the center pit of discoid handle is passed in the center-pole upper end, and the upper end of center-pole is fixed with the torsion pointer.The inner of interior disk and spiral spring steel disc is fixed, and the lower plane center fixation of interior disk has connector.Handle with hand slewing circle plate-like, discoid handle makes the spiral spring steel disc stressed, the spiral spring steel disc drives inner fixing torsion pointer, interior disk and connector rotation, when before tested blocking agent initial set, rotating the torsion gage handle, under the situation of acceptor center axle resistance, torsion pointer, dial plate, connector do not drive central shaft and rotate (if disregarding frictional resistance) synchronously with discoid handle connector; When being tending towards multiviscosisty or initial set, tested blocking agent rotates the torsion gage handle, the resistance of connector acceptor center axle, the pointer velocity of rotation will lag behind handle and dial plate, and along with the rotational angle of the increase pointer of central shaft torsion reduces, thereby make the torsion pointer demonstrate the size of torsion.
2, urceolus part: comprise central shaft seal pressure cap, steel cylinder gland bonnet, central shaft O-ring seal, steel cylinder, central shaft and steel cylinder gland.There is the steel cylinder top exterior walls at the end that screw thread is arranged cylindrical, the steel cylinder gland is by being threaded in the top of steel cylinder, be stamped the steel cylinder gland bonnet in the bottom of steel cylinder gland and in the upper end of steel cylinder, there is the hollow cylinder of projection at the center, upper surface of steel cylinder gland bonnet, hollow cylinder and steel cylinder gland bonnet are as a whole, and hollow cylinder is upward through steel cylinder gland center pit.Tighten the steel cylinder gland, steel cylinder gland bonnet and steel cylinder are compressed, reach the effect of sealing.The right cylinder of steel cylinder gland bonnet has center pit, and a central shaft is arranged in steel cylinder gland bonnet center pit, between central shaft and the steel cylinder gland bonnet center bore inner wall central shaft O-ring seal is arranged.Internal thread is arranged at the center pit top at the steel cylinder gland bonnet, steel cylinder gland bonnet top is fixed with cylinder bodily form central shaft seal pressure cap by screw thread, the central shaft seal pressure cap has center pit, the center pit of central shaft seal pressure cap is passed in the central shaft upper end, is connected with the connector of torsion gage part in the upper end of central shaft.Steel cylinder gland bonnet center pit is passed in the central shaft lower end.
3, inner cylindrical portion: comprise slurry tube and test oar.Slurry tube has the cylinder at the end for the cylinder bodily form, is fixed with a slurry cup geometrical clamp below the steel cylinder gland bonnet, and a slurry glass geometrical clamp is fixed the slurry tube of lower end; The slurry tube is fixed in the steel cylinder.In the slurry tube test oar is arranged, the structure of test oar is to be fixed with two-layer blade up and down on the wall of cylindrical bar, and every layer of blade is made up of two blades, and two blades outwards stretch from cylindrical bar symmetrically, and two-layer blade and cylindrical bar are as a whole.The upper end of cylindrical bar is connected with central shaft, and the bolt of central shaft lower end links together the cylindrical bar at central shaft and blade center.
Starch the inner tested blocking agent for preparing that is placed with of tube, the test oar is immersed in the tested blocking agent, the torsion when the test oar is used for transmitting top torsion gage rotation.
For simplified structure, described steel cylinder gland bonnet and steel cylinder gland are made as one.
Install for convenience, the connector of described torsion gage part is the cylinder bodily form, in the lower surface of connector is the circular cone inclined-plane, rectangle tongue piece of central upper portion position, circular cone inclined-plane projection, there is a Baltimore groove of laterally opening at the central shaft top along diametric(al), and the tongue-like pieces of circular cone inclined-plane upper lobes directly is inserted in the central shaft top to be had in the Baltimore groove.
On the steel cylinder gland bonnet and a ring groove being arranged, a resistant to elevated temperatures sealing gasket is arranged in the groove with the steel cylinder contact portion.
The principle of work that the summary high temperature static is mixed class blocking agent presetting period pick-up unit.Consult Fig. 1.
Need that at first high temperature static is mixed class blocking agent presetting period pick-up unit and demarcate, then could official testing.
The tested blocking agents 10 of mixing class in the slurry tube 7 multiviscosisty or solidification phenomenon can occur in uniform temperature with in the time, and along with presetting period of the tested blocking agent 10 of the rising of temperature can shorten, this device is to finish detection by the mode of survey torsion.Because the torsion in different 10 presetting periods of tested blocking agent is different.
The tested blocking agent 10 for preparing is packed in the slurry tube 7, the outside of slurry tube 7 is heat transfer medium 8 (water), whole steel cylinder 9 is an air-tight state, when ambient temperature raises, the temperature of the tested blocking agent 10 of slurry tube 7 inside also slowly rises thereupon, along with the prolongation of time, after slurry tube 7 temperature inside and ambient temperature reach equilibrium state, begin to keep temperature constant state.
Before entering the initial set state, tested blocking agent 10 is in flow state, at this moment frictional resistance is smaller in the tested blocking agent 10, rotate the torsion gage 1 on top, torsion gage 1 drives the test oar 6 that is immersed in the tested blocking agent 10 by central shaft 11 and rotates, the resistance that the blade of 10 pairs of test oars 6 of at this moment tested blocking agent produces is less, and the torque value that shows on the torsion gage 1 also is very little; Along with the tested blocking agent 10 of the prolongation of time enters initial multiviscosisty state, when at this moment rotating torsion gage 1, torque value is higher relatively, and promptly tested blocking agent 10 has begun to enter the multiviscosisty state, and the resistance of the blade of 10 pairs of test oars 6 of tested blocking agent increases; When tested blocking agent 10 enters the initial set state, tested blocking agent 10 has been in semisolid or solid-state, at this moment it is very difficult at slurry tube 7 internal activities to test oar 6, be shown as very high torque value on the torsion gage 1 or be infinity, be that tested blocking agent 10 has reached the initial set state, begin to enter that the time to the initial set state is the tested presetting period of blocking agent 10 under this temperature when keeping constant temperature from tested blocking agent 10.
Beneficial effect of the present invention: high temperature static of the present invention is mixed class blocking agent presetting period pick-up unit, can mix the class blocking agent presetting period and detect under the temperature conditions on construction simulation well section or stratum, is more suitable for preferred in blocking agent and additive formulations.Can carry out the detection in " presetting period " under 100 ℃～150 ℃ temperature conditions, this device duty is good, dependable performance, and test result data repeatability is better, the difference of same sample repeated test＜5%.Before construction, the presetting period of mixing the class blocking agent is detected and regulates, in kind, adding quantity (concentration), the water addition ratio example of complex additive, thus the requirement of the construction at satisfied scene.Simple in structure, easy to operate, volume is small and exquisite, detects, experimental cost is low.
Description of drawings
Fig. 1 is that high temperature static of the present invention is mixed class blocking agent presetting period pick-up unit structural profile synoptic diagram.
Among the figure, 1. torsion gage, 2. central shaft seal pressure cap, 3. steel cylinder gland bonnet, 4. central shaft O-ring seal, 5. sealing gasket is 6. tested oar, 7. slurry tube, 8. heat transfer medium, 9. steel cylinder, 10. tested blocking agent, 11. central shafts, 12. steel cylinder glands, 13. bolts, 14. slurry cup geometrical clamps.
Embodiment
Embodiment 1: mixing class blocking agent presetting period pick-up unit with a high temperature static is example, and the present invention is described in further detail.
Consult Fig. 1.High temperature static of the present invention is mixed class blocking agent presetting period pick-up unit, comprises torsion gage part, urceolus part and inner cylindrical portion.
The torsion gage part: the top of torsion gage 1 is discoid handle, there is the torsion scale upper surface outer of discoid handle, in the bottom of discoid handle interior disk is arranged, a spiral spring steel disc of two being fixed with screw is arranged between discoid handle and interior disk, the outer end of spiral spring steel disc is fixed on the discoid handle, the inner of spiral spring steel disc is fixed with torsion pointer center-pole, the center pit of discoid handle is passed in the center-pole upper end, and the upper end of center-pole is fixed with the torsion pointer.The inner of interior disk and spiral spring steel disc is fixed, and the lower plane center fixation of interior disk has connector.The connector of torsion gage part is the cylinder bodily form, in the lower surface of connector is the circular cone inclined-plane, rectangle tongue piece of central upper portion position, circular cone inclined-plane projection, there is a Baltimore groove of laterally opening at central shaft 11 tops along diametric(al), and the tongue-like pieces of circular cone inclined-plane upper lobes directly is inserted in central shaft 11 tops to be had in the Baltimore groove.
Urceolus part: comprise central shaft seal pressure cap 2, steel cylinder gland bonnet 3, central shaft O-ring seal 4, sealing gasket 5, steel cylinder 9, central shaft 11 and steel cylinder gland 12.Steel cylinder 9 adopts stainless steel to make, and barrel is an integral body with the tube end, and internal diameter is 63.5mm, degree of depth 157mm, and wall thickness 9.25mm, internal volume are 500ml.There are steel cylinder 9 top exterior walls at the end that screw thread is arranged cylindrical, steel cylinder gland 12 is by being threaded in the top of steel cylinder 9, be stamped steel cylinder gland bonnet 3 in the bottom of steel cylinder gland 12 and in the upper end of steel cylinder 9, there is the right cylinder of projection at the center, upper surface of steel cylinder gland bonnet 3, and right cylinder passes steel cylinder gland 12 center pits.The right cylinder of steel cylinder gland bonnet 3 has center pit, and a central shaft 11 is arranged in steel cylinder gland bonnet 3 center pits, between central shaft 11 and steel cylinder gland bonnet 3 center bore inner walls central shaft O-ring seal 4 is arranged.Internal thread is arranged at the center pit top at steel cylinder gland bonnet 3, steel cylinder gland bonnet 3 tops are fixed with cylinder bodily form central shaft seal pressure cap 2 by screw thread, central shaft seal pressure cap 2 has center pit, the center pit of central shaft seal pressure cap 2 is passed in central shaft 11 upper ends, and the groove that connects the torsion gage part is arranged in the upper end of central shaft 11.Steel cylinder gland bonnet 3 center pits are passed in central shaft 11 lower ends.On steel cylinder gland bonnet 3 and a ring groove is being arranged, be placed with a resistant to elevated temperatures sealing gasket 5 in the groove with steel cylinder 9 contact portions.
Inner cylindrical portion comprises slurry tube 7 and test oar 6.Slurry tube 7 has the cylinder at the end for the cylinder bodily form, and slurry 7 internal diameter are 53mm, and length is 132mm, and internal volume is 240ml.Be fixed with a slurry cup geometrical clamp 14 below the steel cylinder gland bonnet 3, the fixing slurry tube 7 in slurry cup geometrical clamp 14 lower ends; Slurry tube 7 is fixed in the steel cylinder 9.At slurry tube 7 a test oar 6 is arranged, the structure of test oar 6 is to be fixed with two-layer blade up and down on the wall of cylindrical bar, and every layer of blade is made up of two blades, and two blades outwards stretch from cylindrical bar symmetrically, and two-layer blade and cylindrical bar are as a whole.The upper end of cylindrical bar is connected with central shaft 11, and the bolt 13 of central shaft lower end links together the cylindrical bar at central shaft and blade center.
Between slurry tube 7 and the steel cylinder 9 is heat-conducting medium (water), and test oar 6 is hung vertically in the centre position in the slurry tube 7.
Claims (4)
1. a high temperature static is mixed class blocking agent presetting period pick-up unit, comprises torsion gage part, urceolus part and inner cylindrical portion, it is characterized in that:
The torsion gage part: the top of torsion gage (1) is discoid handle, there is the torsion scale upper surface outer of discoid handle, in the bottom of discoid handle interior disk is arranged, a spiral spring steel disc of two being fixed with screw is arranged between discoid handle and interior disk, the outer end of spiral spring steel disc is fixed on the discoid handle, the inner of spiral spring steel disc is fixed with torsion pointer center-pole, the center pit of discoid handle is passed in the center-pole upper end, and the upper end of center-pole is fixed with the torsion pointer; The inner of interior disk and spiral spring steel disc is fixed, and the lower plane center fixation of interior disk has connector;
Urceolus part: comprise central shaft seal pressure cap (2), steel cylinder gland bonnet (3), central shaft O-ring seal (4), steel cylinder (9), central shaft (11) and steel cylinder gland (12), there is steel cylinder (9) top exterior walls at the end that screw thread is arranged cylindrical, steel cylinder gland (12) is by being threaded in the top of steel cylinder (9), be stamped steel cylinder gland bonnet (3) in the bottom of steel cylinder gland (12) and in the upper end of steel cylinder (9), there is the hollow cylinder of projection at the center, upper surface of steel cylinder gland bonnet (3), hollow cylinder and steel cylinder gland bonnet are as a whole, and hollow cylinder is upward through steel cylinder gland (12) center pit; The hollow cylinder of steel cylinder gland bonnet (3) has center pit, a central shaft (11) is arranged in the center pit of steel cylinder gland bonnet (3), between central shaft (11) and steel cylinder gland bonnet (3) center bore inner wall central shaft O-ring seal (4) is arranged, internal thread is arranged at the center pit top at steel cylinder gland bonnet (3), steel cylinder gland bonnet (3) top is fixed with cylinder bodily form central shaft seal pressure cap (2) by screw thread, central shaft seal pressure cap (2) has center pit, the center pit of central shaft seal pressure cap (2) is passed in central shaft (11) upper end, be connected with the connector of torsion gage part in the upper end of central shaft (11), steel cylinder gland bonnet (3) center pit is passed in central shaft (11) lower end;
Inner cylindrical portion comprises slurry tube (7) and test oar (6), and slurry tube 7 has the cylinder at the end for the cylinder bodily form, is fixed with a slurry cup geometrical clamp (14) below the steel cylinder gland bonnet (3), and slurry glass geometrical clamp (14) is fixed the slurry tube (7) of lower end; Slurry tube (7) is fixed in the steel cylinder (9), in slurry tube (7), a test oar (6) is arranged, the structure of test oar (6) is to be fixed with two-layer blade up and down on the wall of cylindrical bar, every layer of blade is made up of two blades, two blades are symmetrical, the upper end of cylindrical bar is connected with central shaft (11), and the bolt of central shaft lower end (13) links together the cylindrical bar at central shaft and blade center.
2. high temperature static according to claim 1 is mixed class blocking agent presetting period pick-up unit, it is characterized in that: described steel cylinder gland bonnet (3) and steel cylinder gland (12) are one.
3. high temperature static according to claim 1 and 2 is mixed class blocking agent presetting period pick-up unit, it is characterized in that: the connector of described torsion gage part is the cylinder bodily form, in the lower surface of connector is the circular cone inclined-plane, rectangle tongue piece of central upper portion position, circular cone inclined-plane projection, there is a Baltimore groove of laterally opening at central shaft (11) top along diametric(al), and the tongue-like pieces of circular cone inclined-plane upper lobes directly is inserted in central shaft (11) top to be had in the Baltimore groove.
4. high temperature static according to claim 1 and 2 is mixed class blocking agent presetting period pick-up unit, it is characterized in that: on steel cylinder gland bonnet (3) and with steel cylinder (9) contact portion a ring groove being arranged, a sealing gasket (5) is arranged in the groove.
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| CN2010102914822A CN101975727B (en) | 2010-09-21 | 2010-09-21 | Device for testing initial setting time of high-temperature static mixed plugging additive |
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| CN2010102914822A CN101975727B (en) | 2010-09-21 | 2010-09-21 | Device for testing initial setting time of high-temperature static mixed plugging additive |
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| CN101975727B CN101975727B (en) | 2012-03-07 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103760328A (en) * | 2014-01-18 | 2014-04-30 | 太原理工大学 | Test method and test device of initial setting time of filling paste slurry |
| CN110320131A (en) * | 2019-07-10 | 2019-10-11 | 中国石油大学(华东) | PH sensitivity annular space sealing agent underground viscosity characteristics Assessment of Changes device and evaluation method |
| CN110967274A (en) * | 2019-12-12 | 2020-04-07 | 大连海事大学 | Comprehensive evaluation instrument for new mixing performance of cement-based material |
| CN112903533A (en) * | 2021-01-19 | 2021-06-04 | 孙霖 | Standard consistency safety monitoring system for cement building material production and monitoring method thereof |
| CN116983865A (en) * | 2023-09-28 | 2023-11-03 | 成都理工大学 | Thickening device and method for realizing uniform solidification of liquid and particle solidified plugging material |
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| US20050132782A1 (en) * | 2003-12-19 | 2005-06-23 | Wallevik Olafur H. | Rheomixer device |
| CN1676873A (en) * | 2005-04-19 | 2005-10-05 | 西南石油学院 | High temperature high pressure oil well cement paste coagulation instrument and its coagulation time measuring method |
| CN101013125A (en) * | 2006-09-01 | 2007-08-08 | 中国水电顾问集团中南勘测设计研究院 | Fixing time detecting method for roller compacted concrete construction site |
| CN201810304U (en) * | 2010-09-21 | 2011-04-27 | 中国石油天然气股份有限公司 | Device for detecting high-temperature static initial setting time of compound plugging agent |
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2010
- 2010-09-21 CN CN2010102914822A patent/CN101975727B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050132782A1 (en) * | 2003-12-19 | 2005-06-23 | Wallevik Olafur H. | Rheomixer device |
| CN1676873A (en) * | 2005-04-19 | 2005-10-05 | 西南石油学院 | High temperature high pressure oil well cement paste coagulation instrument and its coagulation time measuring method |
| CN101013125A (en) * | 2006-09-01 | 2007-08-08 | 中国水电顾问集团中南勘测设计研究院 | Fixing time detecting method for roller compacted concrete construction site |
| CN201810304U (en) * | 2010-09-21 | 2011-04-27 | 中国石油天然气股份有限公司 | Device for detecting high-temperature static initial setting time of compound plugging agent |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103760328A (en) * | 2014-01-18 | 2014-04-30 | 太原理工大学 | Test method and test device of initial setting time of filling paste slurry |
| CN110320131A (en) * | 2019-07-10 | 2019-10-11 | 中国石油大学(华东) | PH sensitivity annular space sealing agent underground viscosity characteristics Assessment of Changes device and evaluation method |
| CN110967274A (en) * | 2019-12-12 | 2020-04-07 | 大连海事大学 | Comprehensive evaluation instrument for new mixing performance of cement-based material |
| CN112903533A (en) * | 2021-01-19 | 2021-06-04 | 孙霖 | Standard consistency safety monitoring system for cement building material production and monitoring method thereof |
| CN116983865A (en) * | 2023-09-28 | 2023-11-03 | 成都理工大学 | Thickening device and method for realizing uniform solidification of liquid and particle solidified plugging material |
| CN116983865B (en) * | 2023-09-28 | 2023-12-19 | 成都理工大学 | Thickening device and method for realizing uniform solidification of liquid and particle solidified plugging material |
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| CN101975727B (en) | 2012-03-07 |
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