CN107288615A - A kind of laser solid precipitation instrument and its method of testing - Google Patents
A kind of laser solid precipitation instrument and its method of testing Download PDFInfo
- Publication number
- CN107288615A CN107288615A CN201710706476.0A CN201710706476A CN107288615A CN 107288615 A CN107288615 A CN 107288615A CN 201710706476 A CN201710706476 A CN 201710706476A CN 107288615 A CN107288615 A CN 107288615A
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- China
- Prior art keywords
- pvt
- cylinder
- solid precipitation
- intermediate receptacle
- photoelectric conversion
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
Abstract
The present invention discloses a kind of laser solid precipitation instrument and its method of testing, including baking oven, PVT, intermediate receptacle, solid precipitation container, PVT driving pumps, intermediate receptacle automatic pump, He-Ne Lasers transmitter, photoelectric conversion receiver, voltmeters;The solid precipitation container includes left end cap, left cylinder, sapphire glass piece cylinder, right cylinder, right end cap, collimater, and the collimater is arranged on right end cap;The sapphire glass piece cylinder is hollow and thickness is 2 millimeters, and its left end is connected with the right-hand member of left cylinder, and right-hand member is connected with the left end of right cylinder;The emitting head of the He-Ne Lasers transmitter and the reception head of photoelectric conversion receiver are in same horizontal line, and the photoelectric conversion receiver is connected with voltmeter.The beneficial effects of the invention are as follows:The present apparatus can judge whether crude oil has solid precipitation appearance by optical transmission method;And sapphire glass piece cylinder is relatively thin, the intensity in transmission of light is substantially increased.
Description
Technical field
The invention belongs to oil-gas mining technical field, more particularly to a kind of laser solid precipitation instrument and its method of testing.
Background technology
For spray, weak jet field between hypotonic, low yield, low pressure, gas well yield and pressure successively decrease very after putting into production
It hurry up.Gas well critical liquid carry in part starts to be more than gas production, and pit shaft hydrops, which gradually increases and forms back pressure in shaft bottom, causes production
Pressure difference reduces, and yield reduction even stops production because of hydrops.Therefore, need to be by taking continuous gas lift, foam, plunger, optimizing pipe string
(speed pipe), etc. water pumping gas production measure realize the continuous production of gas well.Therefore the water pumping gas production experiment of simulation water horizontal well is that have
It is necessary.
And conventional analogue experiment installation isolates horizontal well for tilting section and vertical section, and tilting section is also merely handle
Vertical tube tilts certain angle, and the tilting section of this real well is less approached.Therefore devise in person a kind of close to actual water horizontal well
Experimental provision, the water pumping gas production at horizontal segment, tilting section, vertical section as the overall sunykatuib analysis scene of horizontal well is real
Test.
The content of the invention
The present invention mainly solves the deficiencies in the prior art can carry out the laser of laser transmission method there is provided a kind of
Solid precipitation instrument and its method of testing.
The present invention solve the technical scheme that is used of above-mentioned technical problem for:A kind of laser solid precipitation instrument, including dry
Case, PVT, intermediate receptacle, solid precipitation container, PVT driving pumps, intermediate receptacle automatic pump, He-Ne Lasers transmitter, photoelectricity
Conversion receiver, voltmeter;
Described PVT, intermediate receptacle, solid precipitation container are respectively positioned in baking oven, the PVT driving pump, PVT, it is solid
Phase deposition vessel, intermediate receptacle, intermediate receptacle automatic pump are sequentially connected;
The solid precipitation container includes left end cap, left cylinder, sapphire glass piece cylinder, right cylinder, right end cap, collimation
Device, the left end cap is arranged on left cylinder left end, and right end cap is arranged on right cylinder right-hand member, and the collimater is arranged on right-hand member
Cover;
The sapphire glass piece cylinder is hollow and thickness is 2 millimeters, and its left end is connected with the right-hand member of left cylinder, right-hand member
It is connected with the left end of right cylinder, the sapphire glass piece cylinder is connected with PVT, intermediate receptacle respectively;
The emitting head of the He-Ne Lasers transmitter is arranged on left end cap, the reception head peace of the photoelectric conversion receiver
On the collimator, the emitting head of the He-Ne Lasers transmitter and the reception head of photoelectric conversion receiver are in same horizontal line to dress
On, the photoelectric conversion receiver is connected with voltmeter.
It is further that the collimater includes base, light fixed seat, aspherical lens barrel, aspherical mirror, aspherical mirror
Trim ring, the light fixed seat is arranged on base left side, and the aspherical mirror, aspherical mirror trim ring are respectively positioned on aspherical mirror
In cylinder, the aspherical mirror trim ring pushes down aspherical mirror, and the aspherical lens barrel is arranged on base right side.
A kind of laser solid precipitation method of testing, comprises the following steps:
Step S101, in PVT, intermediate receptacle, solid precipitation container add crude oil;
Step S102, using PVT driving pumps by PVT crude oil constant pressure import intermediate receptacle in;
Step S103, recycling intermediate receptacle automatic pump import the crude oil in intermediate receptacle again constant pressure in PVT;
Step S104, repeat step S102 and step S103 tri- times, so that it is guaranteed that the crude oil of solid precipitation container is equal
It is even;
Step S105, open He-Ne Lasers transmitter, photoelectric conversion receiver, voltmeter, allow He-Ne Lasers transmitter to
Sapphire glass piece cylinder launches He-Ne Lasers, and He-Ne Lasers is reached on photoelectric conversion receiver through sapphire glass piece cylinder
Receive, and convert a laser into electric signal, voltmeter receives electric signal and shows voltage;
Step S106, by baking oven change temperature, pass through PVT driving pumps, intermediate receptacle automatic pump regulation solid precipitation
Pressure in container, records the voltage changed after temperature and pressure;
Step S107, the laser intensity for judging to receive by voltage, crude oil is tested out from the laser intensity received
Whether there is solid precipitation appearance under specific temperature and pressure.
Compared with existing normal experiment device, the beneficial effects of the invention are as follows:The present apparatus can be sentenced by optical transmission method
Whether disconnected crude oil has solid precipitation appearance;And sapphire glass piece cylinder is relatively thin, the intensity in transmission of light is substantially increased.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of collimater in embodiment.
Shown in figure:1- baking ovens, 2-PVT, 3- intermediate receptacles, 4- solid precipitations container, in 5-PVT driving pumps, 6-
Between container automatic pump, 7- He-Ne Lasers transmitter, 8- photoelectric conversion receivers, 9- voltmeters, 10- left end caps, the left cylinders of 11-,
12- sapphire glass pieces cylinder, the right cylinders of 13-, 14- right end caps, 15- collimaters, 16- bases, 17- light fixed seat, 18- are non-
Sphere lens barrel, 19- aspherical mirrors, 20- aspherical mirror trim rings.
Embodiment
Below by embodiment and make a step to technical scheme with reference to accompanying drawing to illustrate.
As illustrated in fig. 1 and 2, a kind of laser solid precipitation instrument of the invention, including baking oven 1, PVT cylinder 2, intermediate receptacle 3,
Solid precipitation container 4, PVT a driving pump 5, intermediate receptacle automatic pump 6, He-Ne Lasers transmitter 7, photoelectric conversion receiver 8, electricity
Press table 9;The PVT cylinders 2, intermediate receptacle 3, solid precipitation container 4 are respectively positioned in baking oven 1, the PVT driving pump 5, PVT
2nd, solid precipitation container 4, intermediate receptacle 3, intermediate receptacle automatic pump 6 are sequentially connected, and above-mentioned connection is connected by pipeline;It is described
Solid precipitation container 4 includes left end cap 10, left cylinder 11, sapphire glass piece cylinder 12, right cylinder 13, right end cap 14, collimation
Device 15, the left end cap 10 is arranged on the left left end of cylinder 11, and right end cap 14 is arranged on the right right-hand member of cylinder 13, the collimater
15 are arranged on right end cap 14;The sapphire glass piece cylinder 12 is hollow and thickness is 2 millimeters, crude oil pumpable to sapphire
Sheet glass cylinder 12 is interior and wall is thin, laser can be allowed to penetrate, its left end is connected with the right-hand member of left cylinder 11, right-hand member and right cylinder 13
Left end is connected, and the sapphire glass piece cylinder 12 is connected with PVT cylinders 2, intermediate receptacle 3 respectively, and its link position is relative;
The emitting head of the He-Ne Lasers transmitter 7 is arranged on left end cap 10, and the reception head of the photoelectric conversion receiver 8 is arranged on
In collimater 15, the emitting head of the He-Ne Lasers transmitter 7 is in same horizontal line with the reception head of photoelectric conversion receiver 8
On, emitting head directly launches laser, and left cylinder 11, right cylinder 13 have cavity, and laser is launched in cavity, and straight line penetrated indigo plant
Cameo glass piece cylinder 12, is reached and receives on head, and the receiver 8 that is photoelectrically converted is converted to electric signal, and the opto-electronic conversion is received
Device 8 is connected with voltmeter 9, and voltmeter 9 shows the voltage of electric signal, judges to receive the strong of laser from the size of voltage
Degree.
In order to more receive laser, it is to avoid the interference of other light, as shown in Fig. 2 preferred embodiment
It is that the collimater 15 includes base 16, light fixed seat 17, aspherical lens barrel 18, aspherical mirror 19, aspherical mirror trim ring
20, the light fixed seat 17 is arranged on the left side of base 16, and the aspherical mirror 19, aspherical mirror trim ring 20 are respectively positioned on non-
In sphere lens barrel 18, the aspherical mirror trim ring 20 pushes down aspherical mirror 19, and it is right that the aspherical lens barrel 18 is arranged on base 16
On end face.
A kind of laser solid precipitation method of testing, comprises the following steps:
Step S101, in PVT cylinders 2, intermediate receptacle 3, solid precipitation container 4 add crude oil;
Step S102, using PVT driving pumps 5 by PVT cylinders 2 crude oil constant pressure import intermediate receptacle 3 in;
Crude oil in intermediate receptacle 3 again constant pressure is imported PVT cylinders 2 by step S103, recycling intermediate receptacle automatic pump 6
It is interior;
Step S104, repeat step S102 and step S103 tri- times, so that it is guaranteed that the crude oil of solid precipitation container 4 is equal
It is even;
Step S105, He-Ne Lasers transmitter 7, photoelectric conversion receiver 8, voltmeter 9 are opened, allow He-Ne Lasers transmitter
7 launch He-Ne Lasers to sapphire glass piece cylinder 12, and He-Ne Lasers reaches opto-electronic conversion through sapphire glass piece cylinder 12
Received on receiver 8, and convert a laser into electric signal, voltmeter 9 receives electric signal and shows voltage;
Step S106, temperature changed by baking oven 1, by PVT driving pumps 5, that intermediate receptacle automatic pump 6 adjusts solid phase is heavy
Pressure in product container 4, records the voltage changed after temperature and pressure;
Step S107, the laser intensity for judging to receive by voltage, crude oil is tested out from the laser intensity received
Whether there is solid precipitation appearance under specific temperature and pressure.
It is described above, any formal limitation not is made to the present invention, although the present invention is disclosed such as by embodiment
On, but the present invention is not limited to, any those skilled in the art are not departing from technical solution of the present invention scope
It is interior, when the technology contents using the disclosure above make a little change or are modified to the equivalent embodiment of equivalent variations, as long as being
Without departing from the content of technical solution of the present invention, what the technical spirit according to the present invention was made to above example any simply repaiies
Change, equivalent variations and modification, in the range of still falling within technical solution of the present invention.
Claims (3)
1. a kind of laser solid precipitation instrument, it is characterised in that sunk including baking oven (1), PVT (2), intermediate receptacle (3), solid phase
Product container (4), PVT driving pumps (5), intermediate receptacle automatic pump (6), He-Ne Lasers transmitter (7), photoelectric conversion receivers
(8), voltmeter (9);
Described PVT (2), intermediate receptacle (3), solid precipitation container (4) are respectively positioned in baking oven (1), the PVT driving pump
(5), PVT (2), solid precipitation container (4), intermediate receptacle (3), intermediate receptacle automatic pump (6) are sequentially connected;
The solid precipitation container (4) includes left end cap (10), left cylinder (11), sapphire glass piece cylinder (12), right cylinder
(13), right end cap (14), collimater (15), the left end cap (10) are arranged on left cylinder (11) left end, right end cap (14) peace
On right cylinder (13) right-hand member, the collimater (15) is arranged on right end cap (14);
The sapphire glass piece cylinder (12) is hollow and thickness is 2 millimeters, and its left end is connected with the right-hand member of left cylinder (11),
Right-hand member is connected with the left end of right cylinder (13), the sapphire glass piece cylinder (12) respectively with PVT (2), intermediate receptacle (3)
Connection;
The emitting head of the He-Ne Lasers transmitter (7) is arranged on left end cap (10), and photoelectric conversion receiver (8) connect
Receive head to be arranged in collimater (15), the emitting head of the He-Ne Lasers transmitter (7) and the reception of photoelectric conversion receiver (8)
Head is in same horizontal line, and the photoelectric conversion receiver (8) is connected with voltmeter (9).
2. a kind of laser solid precipitation instrument according to claim 1, it is characterised in that the collimater (15) includes bottom
Seat (16), light fixed seat (17), aspherical lens barrel (18), aspherical mirror (19), aspherical mirror trim ring (20), the light are consolidated
Reservation (17) is arranged on base (16) left side, and the aspherical mirror (19), aspherical mirror trim ring (20) are respectively positioned on aspherical
In lens barrel (18), the aspherical mirror trim ring (20) pushes down aspherical mirror (19), and the aspherical lens barrel (18) is arranged on base
(16) on right side.
3. a kind of laser solid precipitation method of testing, it is characterised in that comprise the following steps:
Step S101, PVT (2), intermediate receptacle (3), add crude oil in solid precipitation container (4);
Step S102, using PVT driving pumps (5) the crude oil constant pressure in PVT (2) is imported in intermediate receptacle (3);
Crude oil in intermediate receptacle (3) again constant pressure is imported PVT (2) by step S103, recycling intermediate receptacle automatic pump (6)
It is interior;
Step S104, repeat step S102 and step S103 tri- times, so that it is guaranteed that the crude oil of solid precipitation container (4) is equal
It is even;
Step S105, opening He-Ne Lasers transmitter (7), photoelectric conversion receiver (8), voltmeter (9), allow He-Ne Lasers to launch
Device (7) launches He-Ne Lasers to sapphire glass piece cylinder (12), and He-Ne Lasers is reached through sapphire glass piece cylinder (12)
Photoelectric conversion receiver is received on (8), and converts a laser into electric signal, and voltmeter (9) receives electric signal and shows voltage;
Step S106, by baking oven (1) change temperature, pass through PVT driving pumps (5), intermediate receptacle automatic pump (6) regulation solid phase
Pressure in deposition vessel (4), records the voltage changed after temperature and pressure;
Step S107, the laser intensity for judging to receive by voltage, crude oil is tested out in spy from the laser intensity received
Whether solid precipitation appearance is had under fixed temperature and pressure.
Priority Applications (1)
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CN201710706476.0A CN107288615B (en) | 2017-08-17 | 2017-08-17 | Laser solid phase deposition instrument and testing method thereof |
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CN201710706476.0A CN107288615B (en) | 2017-08-17 | 2017-08-17 | Laser solid phase deposition instrument and testing method thereof |
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CN107288615B CN107288615B (en) | 2023-05-16 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110763757A (en) * | 2019-11-21 | 2020-02-07 | 西南石油大学 | Device and method for testing crude oil solid phase deposition by pulse reflection |
CN111879736A (en) * | 2020-07-31 | 2020-11-03 | 西南石油大学 | Device and method for determining solid-phase deposition conditions of crude oil in high-temperature ultrahigh-pressure oil reservoir |
CN112083148A (en) * | 2020-09-16 | 2020-12-15 | 西南石油大学 | Device and method for measuring solid phase precipitation amount of high-temperature and high-pressure fluid |
CN113075081A (en) * | 2021-04-08 | 2021-07-06 | 西南石油大学 | Device and method for measuring solid phase deposition amount in multiple contact processes of injected gas and crude oil |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110763757A (en) * | 2019-11-21 | 2020-02-07 | 西南石油大学 | Device and method for testing crude oil solid phase deposition by pulse reflection |
CN111879736A (en) * | 2020-07-31 | 2020-11-03 | 西南石油大学 | Device and method for determining solid-phase deposition conditions of crude oil in high-temperature ultrahigh-pressure oil reservoir |
CN112083148A (en) * | 2020-09-16 | 2020-12-15 | 西南石油大学 | Device and method for measuring solid phase precipitation amount of high-temperature and high-pressure fluid |
CN112083148B (en) * | 2020-09-16 | 2021-04-06 | 西南石油大学 | Device and method for measuring solid phase precipitation amount of high-temperature and high-pressure fluid |
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