CN103018155A - Multifunctional non-metallic pipe simulative detection system - Google Patents
Multifunctional non-metallic pipe simulative detection system Download PDFInfo
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- CN103018155A CN103018155A CN2012105573829A CN201210557382A CN103018155A CN 103018155 A CN103018155 A CN 103018155A CN 2012105573829 A CN2012105573829 A CN 2012105573829A CN 201210557382 A CN201210557382 A CN 201210557382A CN 103018155 A CN103018155 A CN 103018155A
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Abstract
The invention discloses a multifunctional non-metallic pipe simulative detection system, and mainly solve the problem that the conventional non-metallic pipe simulative detection system cannot implement the corrosion simulative detection for a non-metallic pipe under different working conditions and different corrosion medium systems. The system is characterized in that the oil pressure output end of a pressure supply system (1) is connected with the low-pressure end of a pressurization system (2); the high-pressure end of the pressurization system (2) is connected with the oil tank of the pressure supply system (1); the conveying end of a test medium supplying and distribution system (3) is connected with the high-pressure output end of the pressurization system (2); the output end of a clear water system (4) is connected with the high-pressure end of the pressurization system (2); the high-pressure end of the pressurization system (2) is connected with the liquid inlet of an operation system (5); and a control system (6) controls the systems by programs. The simulative detection system can simulate different working conditions in a laboratory to study the corrosion of various non-metallic pipes in different corrosion medium systems in an oil field and a gas field.
Description
Technical field
The present invention relates to the field, oil field, especially a kind of for the Multi-functional, non-metal pipeline simulation detection system in the laboratory.
Background technology
At present, nonmetal pipeline is used widely in the conventional mining type in oil field, application along with the new displacement of reservoir oil technique in oil field, the various displacement of reservoir oil media of normal employing, such as alkali, polymkeric substance, surfactant, CO2, microorganism and other chemical assistants, media environment is become increasingly complex, and the while process conditions are more and more harsh (high temperature, high pressure, high flow rate) also, and this has just proposed challenge to the applicability of nonmetal pipeline.Need by experiment lab simulation oil, the different corrosion environments in gas field, carry out the evaluation test research of the surface gathering and transferring pipeline selection that is adapted to anti-all kinds of dielectric corrosions, and the evaluation of nonmetal pipeline product quality, develop efficiently and the safety in production of Productivity Construction Projects with the reasonable material, the oilfield economic that guarantee engineering design.And at present detection system commonly used can only be carried out the short-term hydrostatic pressing of nonmetal pipeline and failure pressure performance conventionally test in short-term, and can not carry out nonmetal pipeline corrosion simulated test under different working conditions, in the different corrosive medium system, pipe material can't be carried out to medium applicability and service life evaluation, the reasonable material of project planning and engineering design can't be instructed.
Summary of the invention
In order to overcome deficiency above-mentioned in the prior art, the invention provides a kind of Multi-functional, non-metal pipeline simulation detection system, this Multi-functional, non-metal pipeline simulation detection system can be in the different operating modes of experiment lab simulation, to reach various nonmetal pipelines corrosion research in oil, the different corrosive medium systems in gas field, determine that nonmetal pipeline is at applicability and the service life of different medium environment.
Technical scheme of the present invention is: a kind of Multi-functional, non-metal pipeline simulation detection system, comprise for pressing system, pressure charging system, test(ing) medium for match system, water system, operating system, control system, described voltage supply system oil pressure output terminal is connected with the low pressure end of pressure charging system, and the high-pressure side of pressure charging system links to each other with the fuel tank that supplies pressing system; Test(ing) medium links to each other with the high-voltage output end of pressure charging system for the delivery end of match system, for operating system provides test(ing) medium; The output terminal of clean water system links to each other with the high-pressure side of pressure charging system, for pressure charging system provides pressurized liquid; The high-pressure side of pressure charging system links to each other with the inlet of operating system, for operating system provides test(ing) medium and pressure; Control system supplies match system, clean water system and operating system by programmed control for pressing system, pressure charging system, test(ing) medium.
Described pressure charging system comprises pressurized cylinder, the described pressing system that supplies comprises fuel tank, hydraulic pump, reversal valve, motor, by the Electric Machine Control hydraulic pump and by reversal valve output hydraulic pressure oil, the low pressure end of pressurized cylinder provides pressure in the pressure charging system, and the high-pressure side of pressurized cylinder with link to each other for the fuel tank in the pressing system;
Described test(ing) medium comprises test(ing) medium reservoir, solution feed pump for match system, and the medium in the test(ing) medium reservoir is by the high-pressure side output of solution feed pump pressurized cylinder in the pressure charging system;
Described clean water system comprises water tank, clarified water pump, by the high-pressure side water-filling of clarified water pump to pressure charging system, provides clear water to test(ing) medium for match system simultaneously;
Described operating system comprises pressure transducer, temperature sensor, electrothermal tube, obtains required medium temperature by heating, measures pressure and temperature by the pressure charging system output liquid with sensor;
Described control system comprises monitor, temp controlled meter, heating tube, instruction button and electrical apparatus control system and computer program control system, to realizing programmed control for pressing system, pressure charging system, test(ing) medium for match system, clean water system and operating system, and simulated field pressure, temperature and medium are controlled and are observed test process and result by instruction button and monitor in the variation of different time sections.
The present invention has following beneficial effect: owing to taking such scheme, this system can realize the indoor corrosion simulated test of nonmetal pipeline under different working conditions in the laboratory, reach various nonmetal pipelines corrosion research in oil, the different corrosive medium systems in gas field, determine that nonmetal pipeline is in the applicability of different medium environment and the purpose of service life.Simultaneously, shorten the product sense cycle, detect the product quality of nonmetal pipeline rapidly and accurately, improved the qualification rate that is used for the nonmetal pipeline that oilfield surface engineering builds, for oil field development project design provides technical support.
Description of drawings
Fig. 1 is schematic diagram of the present invention.
1-supplies pressing system among the figure, the 2-pressure charging system, and the 3-test(ing) medium is for match system, the 4-water system, 5-operating system, 6-control system, the 1-1-reversal valve, 1-2-pressure regulator valve, 1-3-hydraulic pump, the 1-4-temperature sensor, 1-5-motor, 1-6-fuel tank, the 2-1-booster jar, 2-2-pressure transducer, 2-3-motorized valve, the 2-4 single valve, 3-1-test(ing) medium reservoir, 3-2-solution feed pump, the 3-3-stirring motor, 3-4-filtrator, 3-5-liquid level gauge, the 4-1-water tank, 4-2-clarified water pump, 4-3-filtrator, the 5-1-pressure transducer, the 5-1-temperature sensor, 5-3-motorized valve, 5-4-electrothermal tube, the 6-1-monitor, the 6-2-temp controlled meter, 6-3-heating tube, 6-4-instruction button.
Embodiment
The invention will be further described below in conjunction with accompanying drawing:
By shown in Figure 1, a kind of Multi-functional, non-metal pipeline simulation detection system, comprise for pressing system 1, pressure charging system 2, test(ing) medium for match system 3, water system 4, operating system 5, control system 6, the described pressing system 1 oil pressure output terminal that supplies is connected with the low pressure end of pressure charging system 2, the high-pressure side of pressure charging system 2 links to each other with the fuel tank that supplies pressing system 1, to guarantee and to regulate the output pressure of pressure charging system 2; Test(ing) medium links to each other with the high-voltage output end of pressure charging system 2 for the delivery end of match system 3, for operating system 5 provides test(ing) medium; The output terminal of clean water system 4 links to each other with the high-pressure side of pressure charging system 2, for pressure charging system 2 provides pressurized liquid; The high-pressure side of pressure charging system 2 links to each other with the inlet of operating system 5, for operating system 5 provides test(ing) medium and pressure; Control system 6 supplies match system 3, clean water system 4 and operating system 5 by programmed control for pressing system 1, pressure charging system 2, test(ing) medium, guarantees in pressure, the temperature set, under the time different media is tested.
Described pressure charging system 2 comprises the single valve 2-4 that pressurized cylinder 2-1, pressure transducer 2-2, motorized valve 2-3 and a plurality of position are different, realizes supercharging and release by pressurized cylinder 2-1.The described pressing system 1 that supplies comprises fuel tank 1-6, hydraulic pump 1-3, reversal valve 1-1, motor 1-5, pressure regulator valve 1-2, temperature sensor 1-4, by motor 1-5 control hydraulic pump 1-3 and by reversal valve 1-1 output hydraulic pressure oil, the low pressure end of pressurized cylinder 2-1 provides pressure in the pressure charging system 2, and the high-pressure side of pressurized cylinder 2-1 with link to each other for the fuel tank 1-6 in the pressing system 1, the hydraulic oil that overflows flows back to fuel tank 1-6 by reversal valve 1-1 and pressure regulator valve 1-2, thereby can regulate the output pressure of pressurized cylinder 2-1.
Described test(ing) medium for match system 3 comprise test(ing) medium reservoir 3-1, solution feed pump 3-2, stirring motor 3-3, filtrator 3-4, liquid level gauge 3-5,, medium in the test(ing) medium reservoir 3-1 is by the high-pressure side output of solution feed pump 3-2 pressurized cylinder 2-1 in the pressure charging system 2, by pressurized cylinder 2-1 medium is exported to operating system 5, simultaneously, be connected with filtrator 3-4 on the output channel of solution feed pump 3-2, medium played the effect of filtration.
Described clean water system 4 comprises water tank 4-1, clarified water pump 4-2, by the high-pressure side water-filling of clarified water pump 4-2 to pressure charging system 2, together allocate required test medium with test(ing) medium for match system 3, clean water system 4 also provides clear water to test(ing) medium for match system 3 simultaneously, mixed with medium in test(ing) medium reservoir 3-1, stir by stirring motor 3-3, thereby obtain required test(ing) medium.
Described operating system 5 comprises pressure transducer 5-1, temperature sensor 5-2, motorized valve 5-3, electrothermal tube 5-4,5-4 heats liquid by electrothermal tube, thereby reach the temperature of required test(ing) medium, and measure the pressure and temperature by pressure charging system 2 output liquids by pressure transducer 5-1, temperature sensor 5-2.Simultaneously, also be provided with thermostat in the operating system 5, can guarantee that the test temperature in the operating system 5 is controlled at design temperature.
Described control system 6 comprises monitor 6-1; temp controlled meter 6-2; heating tube 6-3; instruction button 6-4 and electrical apparatus control system and computer program control system; to supplying pressing system 1; pressure charging system 2; test(ing) medium is for match system 3; clean water system 4 and operating system 5 realize programmed control; periodically simulate on-the-spot pressure; temperature and medium are in the variation of different time sections; wherein; pressure is between 1-60MPa; time is between 1min-1000h; temperature is between room temperature-125 ℃; by instruction button 6-4 and monitor 6-1 test process and result are controlled and observed; realize that numeral and curve show simultaneously; record; auto stop during fault satisfies the test of long duration requirement.
Claims (2)
1. Multi-functional, non-metal pipeline simulation detection system, comprise for pressing system (1), pressure charging system (2), test(ing) medium for match system (3), water system (4), operating system (5), control system (6), it is characterized in that: described pressing system (1) the oil pressure output terminal that supplies is connected with the low pressure end of pressure charging system (2), and the high-pressure side of pressure charging system (2) links to each other with the fuel tank that supplies pressing system (1); Test(ing) medium links to each other with the high-voltage output end of pressure charging system (2) for the delivery end of match system (3), for operating system (5) provides test(ing) medium; The output terminal of clean water system (4) links to each other with the high-pressure side of pressure charging system (2), for pressure charging system (2) provides pressurized liquid; The high-pressure side of pressure charging system (2) links to each other with the inlet of operating system (5), for operating system (5) provides test(ing) medium and pressure; Control system (6) supplies match system (3), clean water system (4) and operating system (5) by programmed control for pressing system (1), pressure charging system (2), test(ing) medium.
2. Multi-functional, non-metal pipeline simulation detection system according to claim 1, it is characterized in that: described pressure charging system (2) comprises pressurized cylinder (2-1), the described pressing system (1) that supplies comprises fuel tank (1-6), hydraulic pump (1-3), reversal valve (1-1), motor (1-5), by motor (1-5) control hydraulic pump (1-3) and by reversal valve (1-1) output hydraulic pressure oil, the low pressure end of pressurized cylinder (2-1) provides pressure in the pressure charging system (2), and the high-pressure side of pressurized cylinder (2-1) links to each other with fuel tank (1-6) in the confession pressing system (1);
Described test(ing) medium comprises test(ing) medium reservoir (3-1), solution feed pump (3-2) for match system (3), and the medium in the test(ing) medium reservoir (3-1) is by the high-pressure side output of solution feed pump (3-2) to the middle pressurized cylinder (2-1) of pressure charging system (2);
Described clean water system (4) comprises water tank (4-1), clarified water pump (4-2), by the high-pressure side water-filling of clarified water pump (4-2) to pressure charging system (2), provides clear water to test(ing) medium for match system (3) simultaneously;
Described operating system (5) comprises pressure transducer (5-1), temperature sensor (5-2), electrothermal tube (5-4), obtains required medium temperature by heating, measures pressure and temperature by pressure charging system (2) output liquid with sensor;
Described control system (6) comprises monitor (6-1), temp controlled meter (6-2), heating tube (6-3), instruction button (6-4) and electrical apparatus control system and computer program control system, to realizing programmed control for pressing system (1), pressure charging system (2), test(ing) medium for match system (3), clean water system (4) and operating system (5), and simulated field pressure, temperature and medium are controlled and are observed test process and result by instruction button (6-4) and monitor (6-1) in the variation of different time sections.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105277480A (en) * | 2015-09-25 | 2016-01-27 | 宝鸡石油钢管有限责任公司 | Coal gas conveyer pipe full-scale test evaluation method |
CN108982345A (en) * | 2018-08-15 | 2018-12-11 | 中国石油天然气股份有限公司 | A kind of equal portions flow-type multistage flow velocity multiphase pipeline erosion field test device |
CN109387334A (en) * | 2018-12-10 | 2019-02-26 | 美钻深海能源科技研发(上海)有限公司 | A kind of dip testing apparatus and method suitable for nonmetallic sealing material |
Citations (3)
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CN102192859A (en) * | 2011-04-02 | 2011-09-21 | 常州大学 | Pressure container corrosion fatigue testing device with closed-loop control |
CN102305761A (en) * | 2011-08-01 | 2012-01-04 | 西南石油大学 | Acid medium transmission pipeline welded joint and parent metal corrosion simulation testing device and method |
CN202471565U (en) * | 2012-03-14 | 2012-10-03 | 东北石油大学 | High temperature and high pressure H2S/CO2 corrosion reaction device capable of realizing dynamic electrochemical test |
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2012
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102192859A (en) * | 2011-04-02 | 2011-09-21 | 常州大学 | Pressure container corrosion fatigue testing device with closed-loop control |
CN102305761A (en) * | 2011-08-01 | 2012-01-04 | 西南石油大学 | Acid medium transmission pipeline welded joint and parent metal corrosion simulation testing device and method |
CN202471565U (en) * | 2012-03-14 | 2012-10-03 | 东北石油大学 | High temperature and high pressure H2S/CO2 corrosion reaction device capable of realizing dynamic electrochemical test |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105277480A (en) * | 2015-09-25 | 2016-01-27 | 宝鸡石油钢管有限责任公司 | Coal gas conveyer pipe full-scale test evaluation method |
CN105277480B (en) * | 2015-09-25 | 2018-04-03 | 宝鸡石油钢管有限责任公司 | A kind of coal gas delivery pipe full-scale test evaluation method |
CN108982345A (en) * | 2018-08-15 | 2018-12-11 | 中国石油天然气股份有限公司 | A kind of equal portions flow-type multistage flow velocity multiphase pipeline erosion field test device |
CN108982345B (en) * | 2018-08-15 | 2021-03-09 | 中国石油天然气股份有限公司 | Equal-flow-quantity type multistage-flow-velocity mixed transportation pipeline erosion field test device |
CN109387334A (en) * | 2018-12-10 | 2019-02-26 | 美钻深海能源科技研发(上海)有限公司 | A kind of dip testing apparatus and method suitable for nonmetallic sealing material |
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Application publication date: 20130403 |