CN113969887A - A fluid-driven pump device - Google Patents

A fluid-driven pump device Download PDF

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Publication number
CN113969887A
CN113969887A CN202111248563.9A CN202111248563A CN113969887A CN 113969887 A CN113969887 A CN 113969887A CN 202111248563 A CN202111248563 A CN 202111248563A CN 113969887 A CN113969887 A CN 113969887A
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CN
China
Prior art keywords
fluid
pump
outlet pipe
inlet pipe
turbine
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Pending
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CN202111248563.9A
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Chinese (zh)
Inventor
葛新峰
孟涵
葛天章
张辰恺
王艺伸
金知雨
化洪昌
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Hohai University HHU
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Hohai University HHU
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Priority to CN202111248563.9A priority Critical patent/CN113969887A/en
Publication of CN113969887A publication Critical patent/CN113969887A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
    • F04B47/06—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps having motor-pump units situated at great depth
    • F04B47/08—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps having motor-pump units situated at great depth the motors being actuated by fluid

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a fluid-driven pump device, which comprises a fluid inlet pipe, a fluid outlet pipe and an oil outlet pipe; the fluid inlet pipe, the fluid outlet pipe and the oil outlet pipe are sequentially sleeved from inside to outside, a space is reserved between adjacent pipes, the input end of the fluid inlet pipe is connected with a fluid pump, the end part of the fluid outlet pipe close to the output end of the fluid inlet pipe is closed, a fluid turbine is arranged between the end and the output end of the fluid inlet pipe, a multi-stage pump is arranged in the oil outlet pipe below the fluid turbine, a main shaft of the multi-stage pump is connected with a main shaft of the fluid turbine, and the multi-stage pump is driven by the fluid turbine to rotate. When the multi-stage pump is used, the multi-stage pump is deeply inserted into a deep petroleum layer, and fluid pumped by the fluid pump drives the fluid turbine to rotate, so that the multi-stage pump is driven to pump petroleum, deep petroleum exploitation is realized only by mechanical energy, and a motor does not need to be arranged near the deep petroleum layer.

Description

Fluid-driven pump device
Technical Field
The invention relates to a fluid-driven pump device, and belongs to the field of energy power.
Background
The petroleum is called as 'black gold', which is the most important energy in the world at present, the petroleum resources in the superficial layer of the earth surface are developed more fully, and people are more devoted to the development of the petroleum in the deep layer of the earth surface at present. However, the deep oil on the earth surface is far from the earth surface, and the motor cannot be arranged near the oil layer for exploitation.
Disclosure of Invention
The present invention provides a fluid driven pump device that solves the problems disclosed in the background art.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a fluid-driven pump device comprises a fluid inlet pipe, a fluid outlet pipe and a fluid outlet pipe;
the fluid inlet pipe, the fluid outlet pipe and the oil outlet pipe are sequentially sleeved from inside to outside, a space is reserved between adjacent pipes, the input end of the fluid inlet pipe is connected with a fluid pump, the end part of the fluid outlet pipe close to the output end of the fluid inlet pipe is closed, a fluid turbine is arranged between the end and the output end of the fluid inlet pipe, a multi-stage pump is arranged in the oil outlet pipe below the fluid turbine, a main shaft of the multi-stage pump is connected with a main shaft of the fluid turbine, and the multi-stage pump is driven by the fluid turbine to rotate.
The fluid inlet pipe is connected with the fluid pool through a fluid pump, and the end part of the fluid outlet pipe close to the input end of the fluid inlet pipe is communicated with the fluid pool.
The fluid pump is an ultra high pressure pump.
The communication port of the fluid inlet pipe and the fluid pool is higher than the communication port of the fluid outlet pipe and the fluid pool.
A plurality of tube support structures are disposed between adjacent tubes.
The multistage pump is a multistage pump with a built-in flow guide component.
The invention achieves the following beneficial effects: when the multi-stage pump is used, the multi-stage pump is deeply inserted into a deep petroleum layer, and fluid pumped by the fluid pump drives the fluid turbine to rotate, so that the multi-stage pump is driven to pump petroleum, deep petroleum exploitation is realized only by mechanical energy, and a motor does not need to be arranged near the deep petroleum layer.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of the present invention;
FIG. 3 is a schematic structural view of the top of the sleeve;
FIG. 4 is a schematic structural view of a middle section of a section of casing;
fig. 5 is a schematic structural view of the bottom of the sleeve.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, a fluid-driven pump apparatus includes a fluid inlet pipe 1, a fluid outlet pipe 2, and a fluid outlet pipe 3; the fluid inlet pipe 1, the fluid outlet pipe 2 and the oil outlet pipe 3 are sequentially sleeved from inside to outside to form a sleeve 4, a space is reserved between adjacent pipes, the input end of the fluid inlet pipe 1 is connected with a fluid pump 5, the end part of the fluid outlet pipe 2 close to the output end of the fluid inlet pipe 1 is closed, a fluid turbine 6 is arranged between the end and the output end of the fluid inlet pipe 1, a multi-stage pump 8 is arranged in the oil outlet pipe 3 below the fluid turbine 6, the main shaft of the multi-stage pump 8 is connected with the main shaft of the fluid turbine 6, and the multi-stage pump 8 is driven by the fluid turbine 6 to rotate.
The end of the fluid outlet pipe 2 near the input end of the fluid inlet pipe 1 is defined as the output end of the fluid outlet pipe 2, and the end of the oil outlet pipe 3 near the input end of the fluid inlet pipe 1 is defined as the output end of the oil outlet pipe 3. When the device is used, the end part of the sleeve 4 provided with the multistage pump 8 is embedded into the deep petroleum layer 9, the multistage pump 8 extends into the deep petroleum layer 9, then the fluid pump 5 is started to pump fluid, the fluid sequentially passes through the fluid inlet pipe 1, the fluid turbine 6 and the space between the fluid inlet pipe 1 and the fluid outlet pipe 2, and finally flows out of the output end of the fluid outlet pipe 2, under the action of the fluid, the fluid turbine 6 rotates, so that the multistage pump 8 is driven to rotate, under the action of the multistage pump 8, the petroleum of the deep petroleum layer 9 is pumped to the output end of the oil outlet pipe 3, and the deep petroleum exploitation is realized.
The device only depends on mechanical energy to realize deep oil exploitation, and a motor does not need to be arranged near the deep oil layer 9.
As shown in fig. 2, a fluid-driven pump apparatus includes a fluid inlet pipe 1, a fluid outlet pipe 2, a fluid outlet pipe 3, and a fluid reservoir 10.
The fluid inlet pipe 1, the fluid outlet pipe 2 and the oil outlet pipe 3 are sequentially sleeved from inside to outside to form a sleeve 4, a space is reserved between adjacent pipes, the input end of the fluid inlet pipe 1 is communicated with a fluid pool 10 through a fluid pump 5, the end part of the fluid outlet pipe 2 close to the input end of the fluid inlet pipe 1 is communicated with the fluid pool 10, the end part of the fluid outlet pipe 2 close to the output end of the fluid inlet pipe 1 is sealed, a fluid turbine 6 is arranged between the end and the output end of the fluid inlet pipe 1, a multi-stage pump 8 is arranged in the oil outlet pipe 3 below the fluid turbine 6, the main shaft of the multi-stage pump 8 is connected with the main shaft of the fluid turbine 6, and the multi-stage pump 8 rotates under the driving of the fluid turbine 6.
The sleeve 4 needs to be embedded into an inlet of exploration petroleum, the sleeve 4 is shown in fig. 3, the whole sleeve is of a pagoda-shaped structure, the height L1 is about 3-5 m, the diameter (namely the diameter of the oil outlet pipe 3) r is matched with the size of a wellhead of the exploration petroleum, the top of the fluid outlet pipe 2 protrudes out of the top of the oil outlet pipe 3, the top of the fluid inlet pipe 1 protrudes out of the top of the fluid outlet pipe 2, the fluid outlet pipe 2 is connected with a fluid pump 5 through a pipeline, the fluid pump 5 is also communicated with a fluid pool 10 through a pipeline, the top of the fluid outlet pipe 2 is sealed, the side part of the top end of the fluid outlet pipe 2 is connected with a pipeline communicated with the fluid pool 10 for outputting fluid to the fluid pool 10, the top of the oil outlet pipe 3 is sealed, and the side part of the top end of the oil outlet pipe 3 is connected with a communication for outputting petroleum.
In the fluid pool 10, the communication port between the fluid inlet pipe 1 and the fluid pool 10 is higher than the communication port between the fluid outlet pipe 2 and the fluid pool 10. The fluid in the fluid reservoir 10 is typically sampled with water, and the volume of the fluid reservoir 10 needs to be larger than the volume of water that can be accommodated in the casing 4 (i.e. the fluid inlet pipe 1 and the space between the fluid inlet pipe 1 and the fluid outlet pipe 2), and is typically 3 times the volume of water that can be accommodated in the casing 4, which is about 20m3。
The fluid inlet pipe 1, the fluid outlet pipe 2 and the fluid outlet pipe 3 are formed by splicing a plurality of sections of pipe bodies, the height L2 of each section is about 3-5 m, as shown in figure 4, in order to ensure the space stability between adjacent pipes, a plurality of pipe supporting structures 11 are fixed between the adjacent pipes, the pipe supporting structures 11 adopt cross sections which are net-shaped supporting structures, and the distance between the adjacent pipe supporting structures 11 is about 1-2 m.
As shown in FIG. 5, the height L3 of the bottom of the casing 4 defined between the bottom end of the fluid inlet pipe 1 and the bottom end of the fluid outlet pipe 3 is about 3-5 m, and the bottom of the casing 4 is located near the deep petroleum layer 9, wherein the fluid turbine 6 is disposed above the deep petroleum layer 9, and the multistage pump 8 is disposed in the deep petroleum layer 9.
The fluid turbine 6 is a water turbine and mainly comprises two parts, namely a rotating wheel and a main shaft, wherein the rotating wheel mainly comprises an upper crown, a lower ring and blades, and the rotating wheel is sleeved in the main shaft; the multistage pump 8 is an ultrahigh-lift multistage pump with a built-in flow guide component 7, and mainly comprises a pump body, the flow guide component 7 and an oil inlet, wherein the pump body is also sleeved on the main shaft, the number of the pump body of the multistage pump 8 and the number of the flow guide component 7 can be determined according to actual conditions, the number of the pump body is 3, and the number of the flow guide component 7 is 6.
The power of the fluid pump 5, the fluid turbine 6 and the multistage pump 8 in the above-mentioned apparatus is P, P respectivelyT、PpThe lift is H, H respectivelyT、HpThe flow rates are respectively Q, QT、QpIncreasing the elevation of oil to H0Where, = s × L2+ L3, where s is the number of tube body nodes in the middle section of the sleeve 4, the relationship of the main parameters is as follows:
1) the lift of the multistage pump 8 should be somewhat higher than the underground elevation, where Hp=a*H0WhereinaCan be taken as 1.05;
2) the water inlet pipe and the water outlet pipe of the water turbine are communicated, so that the flow rates of the water inlet pipe and the water outlet pipe are equal to each other, and Q = QT；
3) Multistage pump 8 power P = PTB, the coefficient b is the loss of water head of water flow along the way in the water inlet and outlet pipeline and the loss of water energy converted into mechanical energy of the water turbine, and b can be about 0.5-0.8; meanwhile, as the flow rates of the two are opposite, H = HT/b；
4) The fluid turbine 6 and the multistage pump 8 are connected by the same shaft and have equal power, PT=PPN/c, where c is the loss of coaxial power transfer, the multi-stage pump 8 converting kinetic energy into fluid kinetic energyC can be about 0.3-0.5, and n is the water pump stage number.
5) According to the fact that the fluid turbine 6 and the multistage pump 8 are connected through the same shaft, the power is equal, and the following results are obtained: qTHT=QpHp*n/c=Qp*a*H0N/c, according to which Q can be designedT、HT、Qp、HpNumerical values of four parameters, e.g. for ensuring Qp=QTThen H can be obtainedTAnd corresponding other parameters.
When the device is used, the end part of the sleeve 4 provided with the multistage pump 8 is embedded into the deep petroleum layer 9, the multistage pump 8 extends into the deep petroleum layer 9, then the fluid pump 5 is started to pump fluid, the fluid sequentially passes through the fluid inlet pipe 1, the fluid turbine 6 and the space between the fluid inlet pipe 1 and the fluid outlet pipe 2, and finally flows out of the output end of the fluid outlet pipe 2, under the action of the fluid, the fluid turbine 6 rotates, so that the multistage pump 8 is driven to rotate, under the action of the multistage pump 8, the petroleum of the deep petroleum layer 9 is pumped to the output end of the oil outlet pipe 3, and the deep petroleum exploitation is realized.
The device only depends on mechanical energy to realize deep oil exploitation, and a motor does not need to be arranged near the deep oil layer 9.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (6)

1.一种流体驱动的泵装置，其特征在于，包括流体进管、流体出管和出油管；1. a fluid-driven pump device, is characterized in that, comprises fluid inlet pipe, fluid outlet pipe and oil outlet pipe; 流体进管、流体出管和出油管从内向外依次套设，并且相邻管之间留有空间，流体进管的输入端连接有流体泵，靠近流体进管输出端的流体出管端部封闭，并且该端与流体进管输出端之间设置有流体轮机，流体轮机下方的出油管内设置有多级泵，多级泵的主轴与流体轮机的主轴连接，多级泵在流体轮机的带动下转动。The fluid inlet pipe, the fluid outlet pipe and the oil outlet pipe are set in sequence from the inside to the outside, and there is space between the adjacent pipes. The input end of the fluid inlet pipe is connected with a fluid pump, and the end of the fluid outlet pipe close to the output end of the fluid inlet pipe is closed. , and a fluid turbine is arranged between this end and the output end of the fluid inlet pipe, a multi-stage pump is arranged in the oil outlet pipe below the fluid turbine, the main shaft of the multi-stage pump is connected with the main shaft of the fluid turbine, and the multi-stage pump is driven by the fluid turbine. turn down. 2.根据权利要求1所述的一种流体驱动的泵装置，其特征在于，还包括流体池，流体进管的输入端通过流体泵连通流体池，靠近流体进管输入端的流体出管端部连通流体池。2. a kind of fluid-driven pump device according to claim 1, is characterized in that, also comprises fluid pool, the input end of fluid inlet pipe communicates with fluid pool by fluid pump, and the fluid outlet pipe end of fluid inlet pipe input end is close to Connect to the fluid cell. 3.根据权利 要求1或2所述的一种流体驱动的泵装置，其特征在于，流体泵为超高压泵。3. A fluid-driven pump device according to claim 1 or 2, wherein the fluid pump is an ultra-high pressure pump. 4.根据权利要求2所述的一种流体驱动的泵装置，其特征在于，流体进管与流体池的连通口高于流体出管与流体池的连通口。4 . The fluid-driven pump device according to claim 2 , wherein the communication port between the fluid inlet pipe and the fluid pool is higher than the communication port between the fluid outlet pipe and the fluid pool. 5 . 5.根据权利要求1所述的一种流体驱动的泵装置，其特征在于，相邻管之间设置有若干管支撑结构。5 . The fluid-driven pump device of claim 1 , wherein a plurality of pipe support structures are arranged between adjacent pipes. 6 . 6.根据权利要求1所述的一种流体驱动的泵装置，其特征在于，多级泵为内置导流部件的多级泵。6 . The fluid-driven pump device according to claim 1 , wherein the multi-stage pump is a multi-stage pump with a built-in guide member. 7 .
CN202111248563.9A 2021-10-26 2021-10-26 A fluid-driven pump device Pending CN113969887A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111248563.9A CN113969887A (en) 2021-10-26 2021-10-26 A fluid-driven pump device

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Application Number Priority Date Filing Date Title
CN202111248563.9A CN113969887A (en) 2021-10-26 2021-10-26 A fluid-driven pump device

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2100362A (en) * 1981-06-11 1982-12-22 Macleod Donald Ian Guy Submersible hydraulic bore and pressure or negative pressure is well pump
US20050274527A1 (en) * 2004-04-05 2005-12-15 Misselbrook John G Apparatus and method for dewatering low pressure gradient gas wells
US20110061873A1 (en) * 2008-02-22 2011-03-17 Conocophillips Company Hydraulically Driven Downhole Pump Using Multi-Channel Coiled Tubing
CN102966564A (en) * 2012-10-19 2013-03-13 福建省尤溪长波水力机械有限公司 Three-level water-turbine pump
CN110537001A (en) * 2017-04-17 2019-12-03 通用电气(Ge)贝克休斯有限责任公司 Double-walled coiled tubing with underground fluid actuation pump
CN212867943U (en) * 2020-06-29 2021-04-02 上海浪佩机电科技有限公司 High-efficiency multi-stage pump set
CN113187449A (en) * 2021-04-30 2021-07-30 刘刚 Exploitation method and pipe column for natural gas hydrate

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2100362A (en) * 1981-06-11 1982-12-22 Macleod Donald Ian Guy Submersible hydraulic bore and pressure or negative pressure is well pump
US20050274527A1 (en) * 2004-04-05 2005-12-15 Misselbrook John G Apparatus and method for dewatering low pressure gradient gas wells
US20110061873A1 (en) * 2008-02-22 2011-03-17 Conocophillips Company Hydraulically Driven Downhole Pump Using Multi-Channel Coiled Tubing
CN102966564A (en) * 2012-10-19 2013-03-13 福建省尤溪长波水力机械有限公司 Three-level water-turbine pump
CN110537001A (en) * 2017-04-17 2019-12-03 通用电气(Ge)贝克休斯有限责任公司 Double-walled coiled tubing with underground fluid actuation pump
CN212867943U (en) * 2020-06-29 2021-04-02 上海浪佩机电科技有限公司 High-efficiency multi-stage pump set
CN113187449A (en) * 2021-04-30 2021-07-30 刘刚 Exploitation method and pipe column for natural gas hydrate

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Application publication date: 20220125