WO2009000177A1 - Appareil respectant l'environnement pour inhiber la paraffine et le tartre et réduire la viscosité - Google Patents

Appareil respectant l'environnement pour inhiber la paraffine et le tartre et réduire la viscosité Download PDF

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Publication number
WO2009000177A1
WO2009000177A1 PCT/CN2008/070761 CN2008070761W WO2009000177A1 WO 2009000177 A1 WO2009000177 A1 WO 2009000177A1 CN 2008070761 W CN2008070761 W CN 2008070761W WO 2009000177 A1 WO2009000177 A1 WO 2009000177A1
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WO
WIPO (PCT)
Prior art keywords
jet
ultrasonic
reed
base
viscosity
Prior art date
Application number
PCT/CN2008/070761
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English (en)
Chinese (zh)
Inventor
Biqi Wang
Changhai Wang
Original Assignee
Biqi Wang
Changhai Wang
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Application filed by Biqi Wang, Changhai Wang filed Critical Biqi Wang
Publication of WO2009000177A1 publication Critical patent/WO2009000177A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells

Definitions

  • the invention relates to an oil exploitation device and is an environment-friendly anti-wax anti-scaling and viscosity-reducing device for underground oil pumping.
  • the medium-high waxy oil wells with a wax content of 10-40% are more than 80%, the wax content is high, the viscosity of the crude oil is increased, the fluidity is lowered, and the oil is easily condensed and accumulated, thereby causing oil.
  • the screen and the upper and lower parts of the oil pump are fouled, increasing the useless power consumption of the pump, reducing the oil output, and even completely blocking the wellbore and stopping production.
  • the existing technology belongs to the technical field of jet ultrasonic theory, and its product structure is composed of a jet generator, an ultrasonic oscillator, a cavitation chamber, a vortex deflector and a vortex jet. Its working principle is to make the effect of mechanical vibration, cavitation and thermal effect when the crude oil passes through the above several parts to achieve the effect of preventing wax from increasing viscosity and increasing flow. In the practical application of similar products, there are two main problems. First, the product structure is unreasonable and unscientific.
  • the ultrasonic sound field is weak.
  • the sound field in the same kind of product is that the crude oil generates ultrasonic waves through the jet jet excitation reed, because the liquid ejected from the jet trap contains various harmonic components, and only one frequency of the wave energy resonates with the reed, so that the crude oil passes through The jet ultrasonic amplitude is not large, the sound field is not strong, and the expected ultrasonic effect cannot be achieved. These defects of the product restrict the further improvement of its use value.
  • the object of the present invention is to solve the problem that the existing similar products have unreasonable structure, the ultrasonic sound field intensity is weak, and the anti-wax and viscosity-reducing effect is not ideal, and a truly super-environmental anti-wax anti-scaling and viscosity-reducing device is provided.
  • the invention aims at improving the existing similar products, adding a first-stage jet ultrasonic signal generator, and scientifically and rationally adjusting each part.
  • a jet effect of liquid a series of treatments such as swirling jet ultrasonic technology
  • the extracted crude oil is subjected to swirling agitation - generating harmonics - forming an ultrasonic signal - to obtain higher-intensity ultrasonic oscillations, thereby making crude oil
  • the medium has the physical effects of electrical, optical, mechanical and other comprehensive effects and is highly soluble and emulsified, ultimately achieving the remarkable effects of anti-wax, anti-scaling, viscosity-reducing, energy-saving and increasing the yield of single-well crude oil.
  • the specific solution of the present invention comprises: a jet ultrasonic oscillator, an ultrasonic cavitation chamber, and a cyclone, wherein: the cyclone is an inlet end, and a jet ultrasonic signal is connected to the rear end of the cyclone, and then The butt jet ultrasonic oscillator, the ultrasonic cavitation chamber, and the outer end of the ultrasonic cavitation chamber are outlets.
  • the cyclone includes a tube, and at least one swirling sheet is disposed in the front portion of the tube.
  • the jet ultrasonic signal generator of the present invention has substantially the same structure as the jet ultrasonic oscillator, and both of them comprise a tube tube, a front portion of the tube tube is provided with a jet device base, and a jet nozzle is embedded in the front portion of the base of the jet device.
  • the nozzle of the jet nozzle is rectangular and flat, and a rear piece of the base of the jet device is suspended with a reed which is arranged opposite to the nozzle of the jet nozzle and spaced apart from the same horizontal plane; and the jet ultrasonic signal is arranged
  • the reed size and shape of the reed and jet ultrasonic oscillation Similarly, the width of the nozzle of the jet nozzle in the jet ultrasonic transmitter is greater than the width of the nozzle of the jet nozzle in the jet ultrasonic oscillator.
  • the front and rear end edges of the reed mounted on the base of the fluidic device are chamfered on the upper and lower sides to form a sharp corner, and two mounting legs extend outwardly on both sides of the reed.
  • the four mounting legs on the reed are respectively embedded in the four mounting slots on the base of the jet device, and are fixed by pressing blocks and screws.
  • the front and rear end edges of the reed mounted on the base of the fluidic device are chamfered on the upper and lower sides to form a sharp-edged edge, and two mounting legs extend outwardly on both sides of the reed;
  • the four mounting legs on the reed are respectively embedded in the four mounting slots on the base of the jet device, and are fixed by pressing blocks and screws.
  • the reed is equal to the nozzle of the jet nozzle.
  • the reed is equal to the nozzle of the jet nozzle.
  • the working principle of the invention is as follows: Under the power of the oil pump, the crude oil flows through the cyclone at a high speed, and sufficient agitation can be obtained in the cavity to generate rich harmonics.
  • the high-density-rich raw oil flows through the jet ultrasonic transducer to excite the reed while generating a large number of ultrasonic waves with the same natural frequency as the reed.
  • a large amount of crude oil having the same frequency as the natural frequency is formed, and a high-speed carrier liquid film is formed through the jet ultrasonic oscillator mouth, and the liquid film ejection excites the oscillation reed to generate strong ultrasonic oscillation in the ultrasonic cavitation chamber.
  • the crude oil medium has a series of wonderful effects such as electric, optical, mechanical and other comprehensive physical and chemical effects, and is highly melted and emulsified, and finally achieves remarkable effects of anti-wax, anti-scaling, viscosity reduction, energy saving and high yield.
  • the high-intensity, high-energy ultrasonic wave propagates longitudinally at a speed of 1295m/s, and a super-strong acoustic wave field is generated in the crude oil in the production pipe, thereby changing the state of the crude oil during the output process.
  • the state presented by the process is called the state of sound field motion.
  • crude oil moves at a speed of 1295 m/s relative to sound waves.
  • the structure of the invention is scientific and reasonable, and in particular, the jet ultrasonic signal generator is added in a breakthrough manner, so that the invention has the functions of super wax anti-sticking and anti-scaling, greatly increasing the fluidity of the crude oil, improving the pump efficiency and increasing the oil well production. It does not require additional power, is safe and environmentally friendly, and is suitable for different types of production wells, as well as for oil wells with different wax content and water content.
  • Figure 1 is a front cross-sectional view showing the overall structure of the present invention
  • Figure 2 is an A-A view of Figure 1;
  • Figure 3 is a plan view of the reed of the jet ultrasonic signal generator of the present invention.
  • Figure 4 is a front elevational view of the jet ultrasonic signal transmitter of the present invention.
  • Figure 5 is a left side view of the jet ultrasonic signal transmitter of the present invention.
  • Figure 6 is a plan view of the jet ultrasonic signal generator of the present invention.
  • Figure 7 is a B-B view of Figure 5;
  • the present invention is formed by a cyclone 1, a jet ultrasonic signal generator 2, a jet ultrasonic oscillator 3, and an ultrasonic cavitation chamber 4; the left end of the outer cyclone 1 is an inlet end, and the ultrasonic space is empty. The right end of the chamber 4 is the outlet end.
  • Fig. 1 and Fig. 2 the specific structure of the cyclone 1 in the present invention is shown in Fig. 1 and Fig. 2. It has a tube 6, and the two ends of the tube 6 are made into a docking structure; the front part of the tube 6 is internally provided with three swirl sheets 5 (or one or more pieces).
  • a specific structure of the jet ultrasonic signal generator 2 of the present invention has a tube 7 in which both ends of the tube 7 are made to be butted; a front portion of the tube 7 is provided with a jet device base. a jet 8 is embedded in the front portion of the base 8 of the fluidizing device.
  • the inner cavity of the jet nozzle 9 is a louver cavity, the cross section is approximately trapezoidal, and the inner wall of the cavity is designed as a circular arc surface; the nozzle of the jet nozzle 9 is rectangular Flat, long X width is 30x3.5mm.
  • a reed 10 (made of 2.5 mm thick stainless steel shrapnel) is suspended in the rear section of the base 8 of the fluidic device, and the reed 10 is disposed opposite to the nozzle of the jet nozzle 9 and spaced apart from each other by a horizontal plane (2 mm).
  • the specific structure of the reed 10 is shown in Fig. 3.
  • the front and rear edges of the reed 10 are chamfered on the upper and lower sides, forming a sharp-edged edge, and two mounting legs are outwardly extended on both sides thereof. 13.
  • the specific structure of the jet ultrasonic oscillator 3 in the present invention is substantially the same as that of the jet ultrasonic transducer 2, in particular, the reeds 10 are identical in shape, except that: the jet nozzle of the jet ultrasonic oscillator 3
  • the dimension length X is 30 x 2 (mm), that is, the width of the spout is smaller than the width of the spout of the jet nozzle of the jet ultrasonic transmitter 2.
  • the joints of the two ends of the seamless steel tube can be directly used.
  • the present invention is constructed by sequentially connecting the above-mentioned cyclone 1, jet ultrasonic signal generator 2, jet ultrasonic oscillator 3, and ultrasonic cavitation chamber 4.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Special Spraying Apparatus (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

L'invention concerne un appareil respectant l'environnement pour inhiber la paraffine et le tartre et réduire la viscosité comprenant un oscillateur ultrasonique à jet (3), une chambre de cavitation ultrasonique (4) et un cyclone (1). Le cyclone (1) se présente comme l'entrée de l'appareil et est suivi par un générateur ultrasonique à jet (2), l'oscillateur ultrasonique à jet (3) et la chambre de cavitation ultrasonique (4) tour à tour. La chambre de cavitation ultrasonique (4) se présente comme la sortie de l'appareil. L'appareil a un meilleur effet sur l'inhibition de paraffine et du tartre et la réduction de viscosité. Il améliore la fluidité de l'huile, améliore l'efficacité des pompes, augmente la production de pétrole des puits et ne nécessite aucune énergie supplémentaire. Il est sans risque, respecte l'environnement et est applicable à divers types de puits de pétrole et est applicable à des puits de pétrole ayant diverses teneurs en paraffine et eau.
PCT/CN2008/070761 2007-06-22 2008-04-22 Appareil respectant l'environnement pour inhiber la paraffine et le tartre et réduire la viscosité WO2009000177A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2007100525372A CN101328796B (zh) 2007-06-22 2007-06-22 环保型防蜡防垢降粘器
CN200710052537.2 2007-06-22

Publications (1)

Publication Number Publication Date
WO2009000177A1 true WO2009000177A1 (fr) 2008-12-31

Family

ID=40185186

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CN (1) CN101328796B (fr)
WO (1) WO2009000177A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106761634A (zh) * 2017-01-25 2017-05-31 汪必启 一种环保节能对流超声蒸汽驱油、超声抽油两用装置
US20180340389A1 (en) * 2015-11-06 2018-11-29 Shandong Qunfeng Petroleum Technology Development Co., Ltd. Energy-saving and environment-friendly paraffin and scale control ultra-strong viscosity reduction device

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104033127B (zh) * 2013-03-06 2016-10-05 王颖 强磁旋流自发电真空超导四效防蜡降粘装置
CN103993859A (zh) * 2014-04-10 2014-08-20 周平 双重声波涡流防蜡降粘器
CN104500006B (zh) * 2014-12-26 2017-04-12 中国石油天然气股份有限公司 复合型泵下增油装置
US10731441B2 (en) * 2016-12-14 2020-08-04 Saudi Arabian Oil Company Induced cavitation to prevent scaling on wellbore pumps
CN106761561B (zh) * 2017-01-11 2024-03-01 杰瑞能源服务有限公司 一种油气田连续油管清蜡除垢工艺
CN109057752B (zh) * 2018-08-07 2020-10-16 黑龙江兰德超声科技股份有限公司 油井井口超声波防蜡降粘设备
CN110424933A (zh) * 2019-08-15 2019-11-08 东营市元捷石油机械有限公司 一种增油器
CN110331960A (zh) * 2019-08-27 2019-10-15 湖北燊昇智能科技有限公司 一种涡漩射流蜂巢式蜡垢液流处理器
US11994016B2 (en) 2021-12-09 2024-05-28 Saudi Arabian Oil Company Downhole phase separation in deviated wells

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180340389A1 (en) * 2015-11-06 2018-11-29 Shandong Qunfeng Petroleum Technology Development Co., Ltd. Energy-saving and environment-friendly paraffin and scale control ultra-strong viscosity reduction device
US10711550B2 (en) * 2015-11-06 2020-07-14 Shandong Qunfeng Petroleum Technology Development Co., Ltd. Energy-saving and environment-friendly paraffin and scale control ultra-strong viscosity reduction device
CN106761634A (zh) * 2017-01-25 2017-05-31 汪必启 一种环保节能对流超声蒸汽驱油、超声抽油两用装置
CN106761634B (zh) * 2017-01-25 2018-05-29 山东省群丰石油技术开发有限公司 一种环保节能对流超声蒸汽驱油、超声抽油两用装置

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CN101328796A (zh) 2008-12-24

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