CN105486609A - High-temperature and high-pressure viscosity tester for testing viscosity of crude oil - Google Patents
High-temperature and high-pressure viscosity tester for testing viscosity of crude oil Download PDFInfo
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- CN105486609A CN105486609A CN201510966670.3A CN201510966670A CN105486609A CN 105486609 A CN105486609 A CN 105486609A CN 201510966670 A CN201510966670 A CN 201510966670A CN 105486609 A CN105486609 A CN 105486609A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
- G01N11/14—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material by using rotary bodies, e.g. vane
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Abstract
The invention discloses a high-temperature and high-pressure viscosity tester for testing viscosity of crude oil. The tester comprises a pressure system, a heating system and a magnetic stirring system, wherein the pressure system comprises a reaction kettle consisting of a kettle body (1) and a kettle cover (2); a gas pressure relief control valve (3), a pressure detection device and multiple gas sampling control valves (4) are arranged on the kettle body (1); a gas sampling device is connected to at least one gas sampling control valve (4); the heating system is arranged on the outer sidewall of the kettle body (1); a stirring part of the magnetic stirring system is positioned in the kettle body (1), and a driving part of the magnetic stirring system is positioned outside the kettle body (1). The tester has the advantages of simple structure, high accuracy and high reproducibility.
Description
Technical field
The present invention relates to viscosity of crude test, particularly a kind of High Temperature High Pressure viscosity determinator for viscosity of crude test.
Background technology
Along with the increase of oil extraction, improving constantly of exploitation technology, people are more and more deep to crude oil fluidity Quality Research.Viscosity of crude reflection crude oil internal friction resistance in flow process, oil viscosity directly affects it in underground migration and flowing.Rheological characteristic of crude oil has a significant impact its flow event in porous medium, and the rheological of oil well output, oil recovery and other oilfield development indexes and crude oil has direct relation.In the hydrodynamic structure of oil production technology middle-deep well pump, pit shaft, the design of heating station in the calculating of resistance to flow and crude pipeline transportation technique, the calculating etc. of managing defeated pressure drop all have substantial connection with the rheological of crude oil.Therefore, understand former oil viscosity feature, to improving oily well capacity, improve that the collection of oil recovery factor and crude oil is defeated etc. to have great importance.
In the testing tool of current viscosity of crude, wherein digital display rotational viscosimeter is comparatively conventional, it is high that this type of viscosity meter has measurement sensistivity, reliable test result, use easy to operate, the feature such as generous handsome in appearance, but digital display rotational viscosimeter can not meet the viscosity test under high pressure, and under the high temperature conditions also need by means of firing equipments such as calibration cells.
High Temperature High Pressure viscosity apparatus of the present invention, this viscosity meter has independently heating, constant temperature system and stirring system, effectively can prevent heating and measure tempus intercalare, the deposition of the unstable fluids such as oil gas aqueous mixtures, be particularly useful for crude oil and the viscosimetric analysis of oil gas aqueous mixtures under condition of high voltage, there is good security performance; Viscosity meter structure is simple, easy to operate, degree of accuracy is high, favorable reproducibility.No leakage can be realized to measure under room temperature ~ 300 DEG C with 0 ~ 30MPa condition.
Summary of the invention
The object of the invention is to the shortcoming overcoming prior art, provide that a kind of structure is simple, degree of accuracy is high and the High Temperature High Pressure viscosity determinator for viscosity of crude test of favorable reproducibility.
Object of the present invention is achieved through the following technical solutions: a kind of High Temperature High Pressure viscosity determinator for viscosity of crude test, it comprises pressure system, heating system and magnetic agitation system, described pressure system comprises the reactor be made up of kettle and kettle cover, described kettle is provided with air pressure unloading pressure control valve, pressure-detecting device and multiple gas sampling operation valve, and at least one gas sampling operation valve is connected with gas sample adding device, described heating system is arranged on the lateral wall of kettle, the mixing part of described magnetic agitation system is positioned at kettle, the drive part of magnetic agitation system is positioned at outside kettle.
Described heating system comprises heating collar and heat-insulation layer, the coated kettle lateral wall of described heat-insulation layer, and described heating collar is arranged between heat-insulation layer and kettle lateral wall and heating collar is close to kettle lateral wall, and described kettle madial wall is provided with temperature sensor.
Described magnetic agitation system comprises drive motor, magnetic stirring apparatus and paddle, magnetic stirring apparatus is built in kettle cover, its lower end is connected with paddle, and its upper end is connected with a torque sensor, and described torque sensor is connected with the output shaft of drive motor.
Described pressure-detecting device comprises the pressure test pipeline be communicated with kettle inside, described pressure test pipeline is provided with electro connecting pressure gauge, pressure unit, safety valve, and the end of pressure test pipeline is provided with atmospheric valve.
Described gas sample adding device comprises the application of sample pipeline be communicated with gas sampling operation valve, and described application of sample pipeline has feeder respectively by pipeline communication, application of sample vacuum pump and stock layout vacuum pump, and is provided with valve on the pipeline of correspondence.
Described gas sampling operation valve is two, and is arranged on the upper end of kettle.
Described autoclave body bottom is provided with a cone tank, and air pressure unloading pressure control valve is communicated with bottom cone tank.
Insulation asbestos are filled with in described heat-insulation layer.
The present invention has the following advantages: High Temperature High Pressure viscosity determinator of the present invention, measure under being applicable to High Temperature High Pressure, can be in temperature: room temperature ~ 300 DEG C, pressure are: measure under the High Temperature High Pressure of 0 ~ 30MPa, it is applied widely, can Simulation of Crude Oil virtual condition, its favorable reproducibility; When testing, constant temperature and pressure control can be carried out to High Temperature High Pressure viscosity determinator, thus making the viscosity test of crude oil accurate.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention
In figure, 1-kettle, 2-kettle cover, 3-air pressure unloading pressure control valve, 4-gas sampling operation valve, 5-heating collar, 6-heat-insulation layer, 7-temperature sensor, 8-drive motor, 9-magnetic stirring apparatus, 10-paddle, 11-torque sensor, 12-pressure test pipeline, 13-electro connecting pressure gauge, 14-pressure unit, 15-safety valve, 16-atmospheric valve, 17-application of sample pipeline, 18-feeder, 19-application of sample vacuum pump, 20-stock layout vacuum pump, 21-valve, 22-cone tank.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described, and protection scope of the present invention is not limited to the following stated:
As shown in Figure 1, a kind of High Temperature High Pressure viscosity determinator for viscosity of crude test, it comprises pressure system, heating system and magnetic agitation system, described pressure system comprises the reactor be made up of kettle 1 and kettle cover 2, described kettle cover 2 is connected by screw threads for fastening with kettle 1, described kettle 1 is provided with air pressure unloading pressure control valve 3, pressure-detecting device and multiple gas sampling operation valve 4, and at least one gas sampling operation valve 4 is connected with gas sample adding device, described heating system is arranged on the lateral wall of kettle 1, the mixing part of described magnetic agitation system is positioned at kettle 1, the drive part of magnetic agitation system is positioned at outside kettle 1.
In the present embodiment, described heating system comprises heating collar 5 and heat-insulation layer 6, described heat-insulation layer 6 coated kettle 1 lateral wall, described heating collar 5 is arranged between heat-insulation layer 6 and kettle 1 lateral wall and heating collar 5 is close to kettle 1 lateral wall, described kettle 1 madial wall is provided with temperature sensor 7, temperature sensor 7 can detect the temperature in kettle 1, thus control the heat time of heating collar 5, after reaching probe temperature, temperature sensor 7 by Signal transmissions to firing equipment, firing equipment controls the thermal value of heating collar 5, the temperature in kettle 1 is made to be in temperature constant state, heat-insulation layer 6 can reduce the loss of heat energy, improve the efficiency of heating surface of heating collar 5, also can extend the time of kettle 1 constant temperature simultaneously, reduce the thermal value of heating collar 5, thus energy consumption is reduced, further, insulation asbestos are filled with in heat-insulation layer 6, insulation asbestos insulation is effective, good insulation effect can be played, its long service life simultaneously, cost is low.
In the present embodiment, described magnetic agitation system comprises drive motor 8, magnetic stirring apparatus 9 and paddle 10, magnetic stirring apparatus 9 is built in kettle cover 2, its lower end is connected with paddle 10, its upper end is connected with a torque sensor 11 by shaft coupling, described torque sensor 11 is connected by the output shaft of shaft coupling with drive motor 8, drive motor 8 works, paddle 10 is made to stir crude oil, torsion-testing value is read by torque sensor 11, in the present embodiment, torque sensor 11 is also electrically connected with a data display equipment, torque sensor 11 and data display equipment form torque value measuring system.
In the present embodiment, described pressure-detecting device comprises the pressure test pipeline 12 be communicated with kettle 1 inside, described pressure test pipeline 12 is provided with electro connecting pressure gauge 13, pressure unit 14, safety valve 15, and the end of pressure test pipeline 12 is provided with atmospheric valve 16, electro connecting pressure gauge 13, pressure unit 14 accurately can test the pressure in kettle 1, when after the pressure stability in kettle 1, the torque value of torque sensor 11 can be read.
In the present embodiment, described gas sample adding device comprises the application of sample pipeline 17 be communicated with gas sampling operation valve 4, described application of sample pipeline 17 there is feeder 18 respectively by pipeline communication, application of sample vacuum pump 19 and stock layout vacuum pump 20, and valve 21 is provided with on the pipeline of correspondence, by after the opening of valve 21, optionally control the supply amount of rock gas and the supply amount of sample, thus meet the viscosity test of the different grade crude oil of simulation.
In the present embodiment, described gas sampling operation valve 4 is two, and is arranged on the upper end of kettle 1, can increase the efficiency of supply of sample and rock gas.
In the present embodiment, be provided with a cone tank 22 bottom described kettle 1, air pressure unloading pressure control valve 3 is communicated with bottom cone tank 22, open pneumatic-hydraulic operation valve 3, gas in kettle 1 and crude oil can be discharged, after clean dry in kettle 1, next group viscosity of crude test can be carried out again.
The course of work of the present invention is as follows:
1, this High Temperature High Pressure viscosity determinator is arranged on level experiment table top, and makes this analyzer reliable ground;
2, measure 300mL and test oil sample or oil water mixture, pour in kettle 1, kettle cover 2 is placed on kettle 1, and tightens;
3, open data monitoring system, set related test parameters;
4, heating collar heats kettle 1, after kettle 1 reaches assigned temperature, controls the thermal value of heating collar, makes kettle 1 be in temperature constant state;
5, open feeder, be filled with the experiment gas sample of on-site collection;
6, open motor, torque sensor, the speed of agitator of setting requirement of experiment, in question response still after pressure stability, read torsion-testing value, be test specimens torque value under this condition;
7, after having tested, close instrument power source, pressure release, cooling, take off kettle cover 2, cleaned by paddle, dry, and fills in instrument and use record.
Claims (8)
1. the High Temperature High Pressure viscosity determinator for viscosity of crude test, it is characterized in that: it comprises pressure system, heating system and magnetic agitation system, described pressure system comprises the reactor be made up of kettle (1) and kettle cover (2), described kettle (1) is provided with air pressure unloading pressure control valve (3), pressure-detecting device and multiple gas sampling operation valve (4), and at least one gas sampling operation valve (4) is connected with gas sample adding device, described heating system is arranged on the lateral wall of kettle (1), the mixing part of described magnetic agitation system is positioned at kettle (1), the drive part of magnetic agitation system is positioned at kettle (1) outward.
2. a kind of High Temperature High Pressure viscosity determinator for viscosity of crude test according to claim 1, it is characterized in that: described heating system comprises heating collar (5) and heat-insulation layer (6), described heat-insulation layer (6) coated kettle (1) lateral wall, described heating collar (5) is arranged between heat-insulation layer (6) and kettle (1) lateral wall and heating collar (5) is close to kettle (1) lateral wall, and described kettle (1) madial wall is provided with temperature sensor (7).
3. a kind of High Temperature High Pressure viscosity determinator for viscosity of crude test according to claim 1 and 2, it is characterized in that: described magnetic agitation system comprises drive motor (8), magnetic stirring apparatus (9) and paddle (10), magnetic stirring apparatus (9) is built in kettle cover (2), its lower end is connected with paddle (10), its upper end is connected with a torque sensor (11), and described torque sensor (11) is connected with the output shaft of drive motor (8).
4. a kind of High Temperature High Pressure viscosity determinator for viscosity of crude test according to claim 3, it is characterized in that: described pressure-detecting device comprises the pressure test pipeline (12) be communicated with kettle (1) inside, described pressure test pipeline (12) is provided with electro connecting pressure gauge (13), pressure unit (14), safety valve (15), and the end of pressure test pipeline (12) is provided with atmospheric valve (16).
5. a kind of High Temperature High Pressure viscosity determinator for viscosity of crude test according to claim 4, it is characterized in that: described gas sample adding device comprises the application of sample pipeline (17) be communicated with gas sampling operation valve (4), described application of sample pipeline (17) there is feeder (18) respectively by pipeline communication, application of sample vacuum pump (19) and stock layout vacuum pump (20), and on the pipeline of correspondence, be provided with valve (21).
6. a kind of High Temperature High Pressure viscosity determinator for viscosity of crude test according to claim 5, is characterized in that: described gas sampling operation valve (4) is two, and is arranged on the upper end of kettle (1).
7. a kind of High Temperature High Pressure viscosity determinator for viscosity of crude test according to claim 6, is characterized in that: described kettle (1) bottom is provided with a cone tank (22), and air pressure unloading pressure control valve (3) is communicated with cone tank (22) bottom.
8. a kind of High Temperature High Pressure viscosity determinator for viscosity of crude test according to claim 2, is characterized in that: be filled with insulation asbestos in described heat-insulation layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510966670.3A CN105486609A (en) | 2015-12-22 | 2015-12-22 | High-temperature and high-pressure viscosity tester for testing viscosity of crude oil |
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| CN201510966670.3A CN105486609A (en) | 2015-12-22 | 2015-12-22 | High-temperature and high-pressure viscosity tester for testing viscosity of crude oil |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198316A (en) * | 2016-06-27 | 2016-12-07 | 中国石油大学(华东) | A kind of dissolved gas crude oil emulsifying with pressure is surveyed viscous integration apparatus and surveys adhering method |
| CN106596343A (en) * | 2016-12-30 | 2017-04-26 | 重庆大学 | High-pressure rotational viscosity meter |
| CN113405944A (en) * | 2021-05-24 | 2021-09-17 | 彩虹（合肥）液晶玻璃有限公司 | Glass liquid viscosity monitoring device and method |
| CN113567302A (en) * | 2021-07-27 | 2021-10-29 | 西南石油大学 | Ultrahigh-temperature high-pressure oil-gas fluid viscosity tester and application method thereof |
| CN114544433A (en) * | 2022-01-30 | 2022-05-27 | 中国科学技术大学 | High molecular solution viscosity on-line measuring device |
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| CN103790870A (en) * | 2014-01-23 | 2014-05-14 | 徐州五洋科技股份有限公司 | Novel hydraulic control system of hydraulic tensioning device |
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| CN104567369A (en) * | 2014-12-17 | 2015-04-29 | 泰州杰利瑞节能科技发展有限公司 | Supersonic frequency electromagnetic induction heating smelting furnace |
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| CN1987413A (en) * | 2005-12-22 | 2007-06-27 | 煤炭科学研究总院 | Method and device for detecting high temperature high pressure oil coal slurry rheological characteristic |
| CN2852109Y (en) * | 2005-12-29 | 2006-12-27 | 华东理工大学 | High-temperature high-pressure rotary viscometer |
| CN101435624A (en) * | 2008-10-20 | 2009-05-20 | 张建良 | Heat conducting medium heating apparatus and heat conducting medium heating furnace |
| CN201607337U (en) * | 2010-01-28 | 2010-10-13 | 刘广宏 | Test-bed used for testing compression resistance and thermal shock resistance of combustion engine heat exchanger |
| CN202322916U (en) * | 2011-11-18 | 2012-07-11 | 梁钜华 | Rotary metal rod electromagnetic heating furnace |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198316A (en) * | 2016-06-27 | 2016-12-07 | 中国石油大学(华东) | A kind of dissolved gas crude oil emulsifying with pressure is surveyed viscous integration apparatus and surveys adhering method |
| CN106198316B (en) * | 2016-06-27 | 2019-01-01 | 中国石油大学(华东) | A kind of dissolved gas crude oil with pressure emulsification surveys viscous integration apparatus and surveys adhering method |
| CN106596343A (en) * | 2016-12-30 | 2017-04-26 | 重庆大学 | High-pressure rotational viscosity meter |
| CN106596343B (en) * | 2016-12-30 | 2019-08-02 | 重庆大学 | High-voltage rotary viscosimeter |
| CN113405944A (en) * | 2021-05-24 | 2021-09-17 | 彩虹（合肥）液晶玻璃有限公司 | Glass liquid viscosity monitoring device and method |
| CN113567302A (en) * | 2021-07-27 | 2021-10-29 | 西南石油大学 | Ultrahigh-temperature high-pressure oil-gas fluid viscosity tester and application method thereof |
| CN114544433A (en) * | 2022-01-30 | 2022-05-27 | 中国科学技术大学 | High molecular solution viscosity on-line measuring device |
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Application publication date: 20160413 |