CN205384271U - Dynamic tubular antiscaling agent performance evaluation system - Google Patents
Dynamic tubular antiscaling agent performance evaluation system Download PDFInfo
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- CN205384271U CN205384271U CN201620173260.3U CN201620173260U CN205384271U CN 205384271 U CN205384271 U CN 205384271U CN 201620173260 U CN201620173260 U CN 201620173260U CN 205384271 U CN205384271 U CN 205384271U
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- testing tube
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- 238000011156 evaluation Methods 0.000 title abstract description 11
- 238000012360 testing method Methods 0.000 claims abstract description 30
- 238000002347 injection Methods 0.000 claims abstract description 7
- 239000007924 injection Substances 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 150000003839 salts Chemical class 0.000 claims description 8
- 125000000129 anionic group Chemical group 0.000 claims description 4
- 125000002091 cationic group Chemical group 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003129 oil well Substances 0.000 abstract description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract description 3
- 238000011161 development Methods 0.000 abstract description 3
- 230000018109 developmental process Effects 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 8
- 150000002500 ions Chemical class 0.000 description 7
- 239000000523 sample Substances 0.000 description 5
- 239000011206 ternary composite Substances 0.000 description 5
- 239000003112 inhibitor Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002455 scale inhibitor Substances 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012496 blank sample Substances 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004457 water analysis Methods 0.000 description 1
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model relates to a drive oil well and ground system scale control technical field, in particular to developments tubular antiscaling agent performance evaluation system. The system comprises a high-pressure pump, an injection system, a preheater, a constant-temperature control system, a constant-pressure system, a pressurization system and a computer system; the injection system comprises an isobaric injection device, a pressure sensor, a high-pressure valve and a one-way valve; the constant temperature control system comprises a mixer and a test tube; the constant pressure system comprises a pressure tank, a constant pressure valve, a high pressure valve and a one-way valve; the supercharging system comprises a supercharger, a screw air pump and a one-way valve; the computer system displays the scale tendency and the scale speed of the mixed liquid. The utility model provides a developments tubular antiscaling performance evaluation system, indoor quick accurate evaluation carbonate dirt, for the sulfate scale antiscaling, can also carry out quick accurate evaluation to the antiscaling for silicate that ternary combination flooding oil well and ground system exist, through computer system, can accurately show scale deposit trend and scale deposit speed.
Description
Technical field
This utility model relates to displacement of reservoir oil well and ground system antiscale field in oilfield development process, particularly to the dynamic tubular type scale preventative Performance Appraisal System of one.
Background technology
At present, existing Inhibitor Evaluation standard is divided into two big classes.One class is incrustation ion content measuring method (scale inhibitor for oilfield Reliable Evaluating Methods of Their Performance SY/T5673-1993), by measure scaling cations in dosing sample and blank sample before the test after changes of contents rate, evaluating the antiscaling effect of scale preventative, the change before and after conventional calcium ions and magnesium ions concentration-response is as the inspection target becoming dirt.The method is not suitable for the Inhibitor Evaluation being separated into mechanism with distortion of lattice and dirt crystalline substance.One class is sedimentation (dynamic analogue test of cooling water method HG/T2160-2008), after experimental provision runs a period of time, dosing and not dosing fouling pipe nipple pipe is weighed, calculates the antiscaling rate of scale preventative, it is adaptable to the Inhibitor Evaluation of various antiscale mechanism.But the method needs to process corresponding experimental provision, it is necessary to testing at the scene, the test period is longer.
Oil field system adopts scale inhibitor for oilfield Reliable Evaluating Methods of Their Performance SY/T5673-1993 to evaluate the application effect of scale preventative, it is possible to meet the evaluation of sulfate scale, carbonate scale scale preventative in water drive and poly-displacement of reservoir oil well and ground system.Ternary composite drive well and ground system exist substantial amounts of element silicon, form carbonate and silicate mixing dirt, current oil field does not have the effective evaluating apparatus about silicate scale antiscaling effect and method, existing apparatus and method are not suitable for Ternary composite drive well and the evaluation of ground system scale preventative effect, it is therefore desirable to ternary composite driving scale preventative is carried out simple and effective evaluation by a kind of function scale preventative device for evaluating performance many, fireballing of design.
Utility model content
(1) to solve the technical problem that
Technical problem to be solved in the utility model is to provide a kind of dynamically tubular type scale preventative Performance Appraisal System, to overcome prior art assessment method not to be suitable for Ternary composite drive well and the defect of ground system scale preventative effect assessment.
(2) technical scheme
In order to solve the problems referred to above, this utility model provides a kind of dynamically tubular type scale preventative Performance Appraisal System, including: high-pressure pump, injected system, preheater, thermostatic control system, constant-voltage system, pressure charging system and computer system；
Described injected system includes isobaric injection device, pressure transducer, high pressure valve and check valve；
Described thermostatic control system includes blender and testing tube；Constant-voltage system is by pressurized tank, constant pressure valve, high pressure valve and check valve；
Pressure charging system includes supercharger, screw rod air pump and check valve；
No. 1 salt water sample of cationic incrustation ion and No. 2 salt water samples containing anionic incrustation ion, preheated device preheats, by high-pressure pump, two water samples are injected into the blender being placed in constant temperature system to mix, mixed liquor enters in testing tube, the other end of described testing tube connects constant-voltage system, controlling system pressure, this constant-voltage system connects pressure charging system supercharging, and mixed liquor is flowed through constant-pressure tank by testing tube outlet and discharges consequently as waste liquid；
There is pressure differential in mixed liquor in described testing tube to be displayed by differential pressure pickup；
Described computer system display mixed liquor scaling tendency and scale velocity.
Preferably, described testing tube is Stainless Steel Capillary coil pipe, and its two ends are with high-voltage connecter, and described capillary coil lengths is 5-15m, internal diameter 0.2-2mm.
(3) beneficial effect
This utility model provides a kind of dynamically tubular type scale preventative device for evaluating performance, except can except carbonate scale, sulfate scale scale preventative be quick and precisely evaluated in indoor, the silicate scale preventative that Ternary composite drive well and ground system exist quick and precisely can also be evaluated, pass through computer system, it is possible to accurately display scaling tendency and scale velocity.
Accompanying drawing explanation
Fig. 1 is this utility model dynamic tubular type scale preventative Performance Appraisal System structural representation.
Wherein: 1: high-pressure pump；2: injected system；21: isobaric injection device；22: pressure transducer；23: high pressure valve；24: check valve；3: preheater；4: thermostatic control system；41: blender；42: testing tube；5: constant-voltage system；51: pressurized tank；52: constant pressure valve；53: high pressure valve；54: check valve；6: pressure charging system；61: supercharger；62: screw rod air pump；7: computer system.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail.Following example are used for illustrating this utility model, but are not intended to limit scope of the present utility model.
As it is shown in figure 1, this utility model provides a kind of dynamically tubular type scale preventative Performance Appraisal System, including high-pressure pump 1, injected system 2, preheater 3, thermostatic control system 4, constant-voltage system 5, pressure charging system 6 and computer system 7.
Described injected system 2 includes isobaric injection device 21, pressure transducer 22, high pressure valve 23 and check valve 24；
Described thermostatic control system 4 includes blender 41 and testing tube 42；Constant-voltage system 5 is by pressurized tank 51, constant pressure valve 52, high pressure valve 53 and check valve 54；
Pressure charging system 6 includes supercharger 61, screw rod air pump 62 and check valve；
No. 1 salt water sample of cationic incrustation ion and No. 2 salt water samples containing anionic incrustation ion, preheated device 3 preheats, by high-pressure pump 1, two water samples are injected into the blender 41 being placed in constant temperature system 4 to mix, mixed liquor enters in testing tube 42, the other end of described testing tube 42 connects constant-voltage system 5, controlling system pressure, this constant-voltage system 5 connects pressure charging system 6 supercharging, and mixed liquor is flowed through constant-pressure tank by testing tube 42 outlet and discharges consequently as waste liquid；
There is pressure differential in mixed liquor in described testing tube to be displayed by differential pressure pickup；
Described computer system 7 shows mixed liquor scaling tendency and scale velocity.
Its ultimate principle evaluating scale preventative effect is the water analysis data according to fouling water sample, the preparation No. 1 salt water sample containing cationic incrustation ion and No. 2 salt water samples containing anionic incrustation ion respectively, after the preheating of preheated device 3, respectively two water samples are injected into the blender mixing being placed in constant temperature system 4 with high-pressure pump 1, mixed liquor enters in testing tube immediately, the testing tube other end is connected to constant-voltage system 5, control system pressure, this constant-voltage system 5 connects pressure charging system 6 supercharging, and mixed liquor is flowed through constant-pressure tank by testing tube outlet and discharges consequently as waste liquid.Carrying out over time, mixed liquor can at test in-tube fouling under uniform temperature and pressure condition, in testing tube, the flowing of mixed liquor is hindered gradually, pressure at two ends difference starts to increase, and shown by differential pressure pick-up, determine that it is by the time needed for the blocking of dirt deposition thing, characterizes the antiscaling effect of scale preventative with the ratio of testing tube blocking required time in blank and dosing situation by monitoring and test pipe inlet outlet pressure differential, time is bigger than more, and the antiscaling effect of scale preventative is more good.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the premise without departing from this utility model know-why; can also making some improvement and deformation, these improve and deformation also should be regarded as protection domain of the present utility model.
Claims (2)
1. a dynamic tubular type scale preventative Performance Appraisal System, it is characterised in that including: high-pressure pump (1), injected system (2), preheater (3), thermostatic control system (4), constant-voltage system (5), pressure charging system (6) and computer system (7)；
Described injected system (2) includes isobaric injection device (21), pressure transducer (22), high pressure valve (23) and check valve (24)；
Described thermostatic control system (4) includes blender (41) and testing tube (42)；
Constant-voltage system (5) includes pressurized tank (51), constant pressure valve (52), high pressure valve (53) and check valve (54)；
Pressure charging system (6) includes supercharger (61), screw rod air pump (62) and check valve；
No. 1 salt water sample of cationic incrustation ion and No. 2 salt water samples containing anionic incrustation ion, preheated device (3) preheats, by high-pressure pump (1), two water samples are injected into the blender (41) being placed in thermostatic control system (4) to mix, mixed liquor enters in testing tube (42), the other end of described testing tube (42) connects constant-voltage system (5), control system pressure, this constant-voltage system (5) connects pressure charging system (6) supercharging, and mixed liquor is flowed through constant-pressure tank by testing tube (42) outlet and discharges consequently as waste liquid；
There is pressure differential in mixed liquor in described testing tube to be displayed by differential pressure pickup；
Described computer system (7) display mixed liquor scaling tendency and scale velocity.
2. dynamically tubular type scale preventative Performance Appraisal System as claimed in claim 1, it is characterised in that described testing tube is Stainless Steel Capillary coil pipe, and its two ends are with high-voltage connecter, and described capillary coil lengths is 5-15m, internal diameter 0.2-2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620173260.3U CN205384271U (en) | 2016-03-08 | 2016-03-08 | Dynamic tubular antiscaling agent performance evaluation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620173260.3U CN205384271U (en) | 2016-03-08 | 2016-03-08 | Dynamic tubular antiscaling agent performance evaluation system |
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| CN205384271U true CN205384271U (en) | 2016-07-13 |
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| CN201620173260.3U Active CN205384271U (en) | 2016-03-08 | 2016-03-08 | Dynamic tubular antiscaling agent performance evaluation system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110361338A (en) * | 2018-03-26 | 2019-10-22 | 中国石油化工股份有限公司 | A kind of evaluation method of oil field water silicate scale preventative |
| CN112924618A (en) * | 2021-01-12 | 2021-06-08 | 中国石油天然气股份有限公司 | Evaluation device and evaluation method for scale inhibition of dynamic scale formation of oil field |
| CN116297134A (en) * | 2023-03-09 | 2023-06-23 | 北京科技大学 | Pipeline scaling sensitivity testing device and application method thereof |
-
2016
- 2016-03-08 CN CN201620173260.3U patent/CN205384271U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110361338A (en) * | 2018-03-26 | 2019-10-22 | 中国石油化工股份有限公司 | A kind of evaluation method of oil field water silicate scale preventative |
| CN112924618A (en) * | 2021-01-12 | 2021-06-08 | 中国石油天然气股份有限公司 | Evaluation device and evaluation method for scale inhibition of dynamic scale formation of oil field |
| CN116297134A (en) * | 2023-03-09 | 2023-06-23 | 北京科技大学 | Pipeline scaling sensitivity testing device and application method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |