CN202900199U - Oil layer perforation ground high-pressure injection apparatus - Google Patents
Oil layer perforation ground high-pressure injection apparatus Download PDFInfo
- Publication number
- CN202900199U CN202900199U CN 201220507639 CN201220507639U CN202900199U CN 202900199 U CN202900199 U CN 202900199U CN 201220507639 CN201220507639 CN 201220507639 CN 201220507639 U CN201220507639 U CN 201220507639U CN 202900199 U CN202900199 U CN 202900199U
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- pressure
- pressure plunger
- pump
- plunger pump
- high pressure
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Abstract
An oil layer perforation ground high-pressure injection apparatus is disclosed, comprising a diesel oil box and a water box which are arranged side-by-side, a high pressure plunger pump, an engine and a centrifugal pump, wherein the engine and the centrifugal pump are arranged side-by-side; the diesel oil box, the water box, the high pressure plunger pump, the engine and the centrifugal pump are main devices and are arranged on a prying block in a left-to-right manner or a right-to-left manner; a right end of an engine output shaft is connected with a belt wheel on the centrifugal pump through a belt wheel and a belt, the engine is connected with a gearbox which is connected with the high pressure plunger pump, an inlet opening of the centrifugal pump is connected with an outlet opening of the water box, an outlet opening of the centrifugal pump is connected with inlet openings of parallel connection pipelines of two fine filters which are connected in parallel, outlet openings of the parallel connection pipelines are connected with an inlet opening of the high pressure plunger pump, an outlet opening of the high pressure plunger pump is connected with a continuous oil pipe, a heat exchanger is connected with a heat radiator inlet opening of the high pressure plunger pump, an outlet opening of the heat exchanger is connected with an inlet opening of the water box, a flow pressure transducer is arranged between the fine filters which are connected in parallel and the high pressure plunger pump, a pressure transducer is arranged at the outlet opening of the high pressure plunger pump, a hydraulic end of the high pressure plunger pump is provided with a unloading valve, and an outlet opening of the unloading valve is connected with a water box outlet opening pipeline.
Description
Technical field
The utility model relates to that a kind of tubing and casing is windowed, oil reservoir perforation ground high-pressure injection device, solves the hydraulic power source problem of oil reservoir highly pressurised liquid perforation.
Background technology
Along with a large amount of deep exploitations in oil field, some in the past undeveloped low-permeability oil pools and crossing adopt the oil well that output day by day reduces and included exploitation and volume increase agenda in.The mode of past volume increase mainly is to take the mode of fracture acidizing so that the permeability raising, thereby reach the purpose of volume increase, but this mode injures oil reservoir, and the very little weak effect for the treatment of radius, in addition complicated construction technique, it is high to drop into the more cost of main equipment, has no value for use at the oil reservoir of utmost point low-permeability.Scientific and technical personnel are through for many years research, work out a kind of scheme that low-permeability oil deposit is improved permeability with the highly pressurised liquid perforation, this scheme is by oil pipe the hydraulic-driven drill bit to be transferred to the oil reservoir position, first sleeve pipe is punched, then reinstall top hose and nozzle, the highly pressurised liquid that utilizes the ground high-tension apparatus to produce from drill hole carries out spray orifice to the down-hole oil reservoir, in level or the oblique certain degree of depth in stratum that pierces into, utilizes spray-hole to increase the produce oil area and increases permeability and arrive the volume increase purpose.The mode of this raising reservoir permeability, simpler than acid fracturing mode technique, cost is low, and also effect is remarkable.Highly integrated, powerful high-pressure injection equipment is technological difficulties of the present utility model.
Summary of the invention
The purpose of this utility model provides that a kind of tubing and casing is windowed, oil reservoir perforation ground high-pressure injection device, the highly pressurised liquid that provides that above-mentioned prior art exists is provided sprays hard problem.
The technical solution of the utility model is achieved in the following ways:
The utility model comprises the sled piece, be located at the equipment on the sled piece, injection line, instrumentation and automatic control platform, it is characterized in that: from left to right or from right to left capital equipment comprises automatic control console with operation room on the sled piece, diesel fuel tanks side by side and water tank, high-pressure plunger pump, motor side by side and centrifugal pump, the right-hand member of engine output shaft is connected with belt pulley on the centrifugal pump by belt pulley and belt, the engine output shaft left end is connected with the gearbox power shaft by terminal pad, and output shaft of gear-box is connected with high-pressure plunger pump driving shaft (power end) by power transmission shaft; The import of centrifugal pump is connected with the water tank outlet with coarse filter by water pipeline, outlet of centrifugal pump by high-pressure water pipeline or high-pressure hose with is connected a diversion three-way with control valve and is connected with the import of the parallel pipeline of two shunt filters, the outlet of the parallel pipeline of two fine filters in parallel is connected with the import of high-pressure plunger pump by the threeway of a shunting to heat interchanger, and the high-pressure plunger delivery side of pump is connected with the coiled tubing of well head to oil reservoir conveying high-pressure liquid by high-pressure water pipe; Shunting is connected with the radiator import of the cooling system of high-pressure plunger pump by water pipeline to the threeway of heat interchanger, and heat exchanger outlet is connected with the water tank import; Between the fine filter of parallel connection and high-pressure plunger pump, be disposed with pressure flow sensor; Be provided with pressure sensor and delivery gauge at the high-pressure plunger delivery side of pump; Fluid end at high-pressure plunger pump is provided with unloader, and the outlet of unloader is connected with the water tank outlet line.
Motor is selected fuel engines or gas engine, and gearbox adopts automatically or Pneumatic control gear box, and unloader adopts gas control unloader processed, and source of the gas is produced by the air pump of motor.
The utility model has improved the output pressure of high-pressure plunger pump by the step by step supercharging of centrifugal pump and high-pressure plunger pump, implements to provide key condition for penetrate the oil reservoir new technology with high pressure liquid, for development of low-permeability oil reservoir has been opened up rosy prospect.
Description of drawings
Fig. 1-structure scheme of installation of the present utility model;
1-engine assembly among the figure, 2-gearbox, 3-power transmission shaft, the 4-high-pressure plunger pump, 5-heat interchanger, 6-diesel fuel tanks, the 7-automatic control console, 8-water tank, 9-unloader, 10-delivery gauge and pressure sensor, 11-pressure flow sensor, 12-fine filter, the 13-coarse filter, the 14-centrifugal pump, the 15-belt pulley, 16-prizes piece.
The specific embodiment
For further disclosing the technical solution of the utility model, elaborate by embodiment below in conjunction with Figure of description:
The utility model comprises sled piece 16, be located at the equipment of sled on the piece 16 comprises automatic control console 7, diesel fuel tanks 6 side by side and water tank 8, heat interchanger 5, unloader 9, high-pressure plunger pump 4, delivery gauge and pressure sensor 10, inlet flow rate pressure sensor 11, power transmission shaft 3, fine filter 12, gearbox 2, import coarse filter 13, motor 1 side by side and centrifugal pump 14 and belt pulley 15 with operation room.The right-hand member of engine output shaft is connected with belt pulley on the centrifugal pump by belt pulley 15 and belt, the engine output shaft left end is connected with gearbox 2 power shafts by terminal pad, and gearbox output is connected with high-pressure plunger pump 4 driving shafts (power end) by power transmission shaft 3; The import of centrifugal pump 14 is connected with water tank 8 outlets by water pipeline, centrifugal pump 14 outlet by high-pressure water pipeline or high-pressure hose with is connected a diversion three-way with control valve and is connected with the import of the parallel pipeline of the fine filter 12 of two parallel connections, two outlets of crossing the parallel pipeline of meticulous filter in parallel are connected with the import of high-pressure plunger pump 4 by the threeway of a shunting to heat interchanger, and the high-pressure plunger delivery side of pump is connected with the coiled tubing of well head to oil reservoir conveying high-pressure liquid by high-pressure water pipe; Shunting is connected with heat interchanger 5 imports of the cooling system of high-pressure plunger pump by water pipeline to the threeway of heat interchanger, and heat exchanger outlet is connected with water tank 8 imports; Between the fine filter of parallel connection and high-pressure plunger pump, set gradually and be provided with pressure flow sensor 11; Be provided with pressure sensor and delivery gauge 10 at the high-pressure plunger delivery side of pump; Fluid end at high-pressure plunger pump is provided with unloader 9, and the outlet of unloader is connected with water tank 8 outlet water pipelines; The all operations of motor 1, gearbox 2, delivery gauge and sensor 10, inlet flow rate pressure sensor 11 and unloader 9 and parameter monitoring all can be finished at automatic control console 7.
When using the utility model, the production and assembly of this equipment are all finished in factory, and the on-site installation work amount is few, only need finish the connection of interface pipeline and just can work.Power is provided by motor during work, through gearbox and power transmission shaft 3, makes in the dynamical stability ground input high-pressure plunger pump.The power of centrifugal pump is provided by motor, under centrifugal pump and high-pressure plunger pump double action, liquid is flowed to the process of high-pressure plunger pump 4 and outflow high-pressure plunger pump from centrifugal pump, flow velocity and pressure all obtain increasing, and satisfy the requirement of oil reservoir highly pressurised liquid perforation and can continuously suck and get rid of liquid.Two fine filters 9 in parallel are housed between centrifugal pump and high-pressure plunger pump, use one of them during work, but the residual contamination impurity in the filtering water tank there is the effect of protection high-pressure plunger pump and downhole tool, strengthened the reliability of equipment.Inlet flow rate sensor and pressure sensor, delivery gauge and pressure sensor are installed in equipment in addition, can accurately reflect the working condition of equipment, make the equipment operational excellence.The highly pressurised liquid of high-pressure plunger pump output is transported to the oil reservoir position by coiled tubing, power is provided for first the hydraulic pressure drill bit, give on the tubing and casing that is in the oil reservoir position and punch, install jet blower by shift conversion step, by jet blower highly pressurised liquid is sprayed to the oil reservoir perforation again, create the oily passage of stream to low permeability pay, oil reservoir oil can flow into the shaft bottom by spray-hole, by oil pumper extraction ground, this kind improves the technique that the ultra-low penetration rate is recovered the oil, simpler than acid fracturing oil production technology, cost for oil production is low, is the best way of exploitation ultra-low penetration rate Crude Oil.
Claims (2)
1. oil reservoir perforation ground high-pressure injection device, comprise the sled piece, be located at the equipment on the sled piece, injection line, instrumentation and automatic control platform, it is characterized in that: from left to right or from right to left capital equipment comprises automatic control console with operation room on the sled piece, diesel fuel tanks side by side and water tank, high-pressure plunger pump, motor side by side and centrifugal pump, the right-hand member of engine output shaft is connected with belt pulley on the centrifugal pump by belt pulley and belt, the engine output shaft left end is connected with the gearbox power shaft by terminal pad, and output shaft of gear-box is connected with the high-pressure plunger pump driving shaft by power transmission shaft; The import of centrifugal pump is connected with the water tank outlet with coarse filter by water pipeline, outlet of centrifugal pump by high-pressure water pipeline or high-pressure hose with is connected a diversion three-way with control valve and is connected with the import of the parallel pipeline of two shunt filters, the outlet of the parallel pipeline of two fine filters in parallel is connected with the import of high-pressure plunger pump by the threeway of a shunting to heat interchanger, and the high-pressure plunger delivery side of pump is connected with the coiled tubing of well head to oil reservoir conveying high-pressure liquid by high-pressure water pipe; Shunting is connected with the radiator import of the cooling system of high-pressure plunger pump by water pipeline to the threeway of heat interchanger, and heat exchanger outlet is connected with the water tank import; Between the fine filter of parallel connection and high-pressure plunger pump, be disposed with pressure flow sensor; Be provided with pressure sensor and delivery gauge at the high-pressure plunger delivery side of pump; Fluid end at high-pressure plunger pump is provided with unloader, and the outlet of unloader is connected with the water tank outlet line, and motor is selected fuel engines or gas engine.
2. oil reservoir perforation ground high-pressure injection device according to claim 1, it is characterized in that: motor is selected fuel engines or gas engine, gearbox adopts automatically or Pneumatic control gear box, and unloader adopts gas control unloader processed, and source of the gas is produced by the air pump of motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220507639 CN202900199U (en) | 2012-09-29 | 2012-09-29 | Oil layer perforation ground high-pressure injection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220507639 CN202900199U (en) | 2012-09-29 | 2012-09-29 | Oil layer perforation ground high-pressure injection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202900199U true CN202900199U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220507639 Expired - Fee Related CN202900199U (en) | 2012-09-29 | 2012-09-29 | Oil layer perforation ground high-pressure injection apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202900199U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322641A (en) * | 2018-12-07 | 2019-02-12 | 陈奕阳 | A kind of dedicated medicine adding vehicle of oil gas field and its working method |
| CN109967473A (en) * | 2017-12-28 | 2019-07-05 | 嘉兴港区港安工业设备安装有限公司 | A kind of on-line cleaning device of tower tray container |
-
2012
- 2012-09-29 CN CN 201220507639 patent/CN202900199U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109967473A (en) * | 2017-12-28 | 2019-07-05 | 嘉兴港区港安工业设备安装有限公司 | A kind of on-line cleaning device of tower tray container |
| CN109322641A (en) * | 2018-12-07 | 2019-02-12 | 陈奕阳 | A kind of dedicated medicine adding vehicle of oil gas field and its working method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20160929 |