CN204267017U - A kind of oil-water separation metering device - Google Patents

A kind of oil-water separation metering device Download PDF

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Publication number
CN204267017U
CN204267017U CN201420648076.0U CN201420648076U CN204267017U CN 204267017 U CN204267017 U CN 204267017U CN 201420648076 U CN201420648076 U CN 201420648076U CN 204267017 U CN204267017 U CN 204267017U
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China
Prior art keywords
tube
oil
water
outlet pipe
metering device
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Expired - Fee Related
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CN201420648076.0U
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Chinese (zh)
Inventor
李春兰
罗东红
曹仁义
闫正和
李伟
孙常伟
常阳
赵明月
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China University of Petroleum Beijing
CNOOC China Ltd Shenzhen Branch
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China University of Petroleum Beijing
CNOOC China Ltd Shenzhen Branch
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Priority to CN201420648076.0U priority Critical patent/CN204267017U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The utility model is a kind of oil-water separation metering device; Described oil-water separation metering device includes U-tube, outlet pipe, U pipe holder, water container; Described U-tube is vertically fixed on described U pipe holder, first straight tube side wall upper part of described U-tube has been horizontally disposed with tube connector, the described tube connector other end is sealedly attached to described outlet pipe, and the port of export of described outlet pipe extends to described water container upper end open place; Second straight tube of described U-tube there is metering scale.This apparatus structure is simple, metering accuracy is high, with low cost, easy to use, easily clean, be applicable to profit in the indoor oil displacement experiment of long-period water drive and be continuously separated.

Description

A kind of oil-water separation metering device
Technical field
The utility model is about a kind of metering device, particularly relates to a kind of oil-water separation metering device being applicable to the indoor oil displacement experiment of long-period water drive.
Background technology
In petroleum industry, indoor physical simulation oil displacement experiment plays an important role at oil field field test early stage.Oily water separator metering method in indoor oil displacement experiment production fluid, generally all adopts graduated cylinder to measure.In conventional water drive and tertiary oil recovery process (as polymer flooding, ternary composite driving, foam composite flooding etc.) and long-period water drive, (a large amount of oil-gas field development facts have proved, water washes away the oil displacement efficiency that also can affect rock core for a long time on rock core.Drive multiple to study many times of water drive Water Unders level is affected on oil recovery factor, the flood pot test of many displacements multiple need be carried out.Long-period water drive is for one dimension rock core displacement, it is generally acknowledged, it is long-period water drive oil experimentation that reservoir rocks water drive multiple reaches 2000 times of these displacement processes of voids volume left and right.) in, because in production fluid, the amount of oil is less, the amount of water is more, needs accurate-metering oil production.But existing method of measurement is when measuring with graduated cylinder, need staff's timing to change graduated cylinder, workload is large, and the oil and water zonation of output is in each graduated cylinder, and the Sheng oil mass in each graduated cylinder is less.Therefore, it is large to there is workload in existing method of measurement, the defects such as cost is high, oil measurement is inaccurate.Further, at present, oily water separator metering method public in oil exploitation and device are mainly used for industrial, and the method being specially adapted for laboratory continuous accurate-metering profit is less.
Such as, No. 96222669.6th, Chinese utility model patent discloses a kind of Combined high efficiency oil/water separator, it comprises the first process tank, process tank is provided with inlet, oil export and water out, process tank comprises by one-level lipophilic capillary hollow filtering area, secondary lipophilic capillary hollow filtering area and the hydrophilic polymeric material filtering area be made up of hydrophilic polymeric material, inlet opening footpath on water distributing plate described in the water distributing plate first order is provided with identical before filtering area, described in the second level and the third level, the inlet opening area on water distributing plate top is greater than the inlet opening area on water distributing plate top described in previous stage respectively.Although this oily-water seperating equipment automaticity is high, complex structure, volume is comparatively large, is only applicable to Oil Field liquid and is separated, and is unsuitable for laboratory test and uses.
There is the oil-water separation metering device that volume is relatively little again, such as No. 201020178394.7th, Chinese utility model patent discloses a kind of oil-water separation metering device, comprise base, support, glass tube, feed tube and drain pipe, described support is fixed on base, glass tube is fixedly connected with support, the two ends of described glass tube all have glass pipe close, feed tube and drain pipe penetrate glass pipe close and the glass tube inner space of glass tube lower end, and the inner port of feed tube is higher than the inner port of drain pipe, described support is fitted with scale plate, and scale plate is positioned at the glass tube back side.Although this metering device increases on metering accuracy, its structure is comparatively complicated, and cost is higher, not easy cleaning.
And at present, such as Chinese utility model patent No. 201220175323.0 and No. 201220175200.7 discloses the device of a kind of oily water separator gauging and metering water, comprise base, support, graduated cylinder, glass tube, separator tube, the two ends of described glass tube all have glass pipe close, although this metering device increases on metering accuracy, it is separated more than employing 2 graduated cylinders and is separated, and belongs to multi-stage separation, do not have continuity, the error in dipping for long-period water drive is large.
Thus, the present inventor relies on experience and the practice of being engaged in relevant industries for many years, proposes for measuring the device of oil in a kind of water-oil separating, to overcome the defect of prior art.
Utility model content
The purpose of this utility model is to provide a kind of oil-water separation metering device, this apparatus structure is simple, metering accuracy is high, with low cost, easy to use, easily clean.
Another object of the present utility model is that providing a kind of is applicable to the metering device that in the indoor oil displacement experiment of long-period water drive, profit is continuously separated.
The purpose of this utility model is achieved in that a kind of oil-water separation metering device, and described oil-water separation metering device includes U-tube, outlet pipe, U pipe holder, water container; Described U-tube is vertically fixed on described U pipe holder, first straight tube side wall upper part of described U-tube has been horizontally disposed with tube connector, the described tube connector other end is sealedly attached to described outlet pipe, and the port of export of described outlet pipe extends to described water container upper end open place; Second straight tube of described U-tube there is metering scale.
In a better embodiment of the present utility model, below described water container, be provided with balance.
In a better embodiment of the present utility model, described outlet pipe level is fixed on outlet pipe support.
From the above mentioned, the utility model has following characteristics and advantage:
1, the utility model utilizes profit density contrast principle, the oil water mixture indoor oil displacement experiment being produced by certain method is fully separated in U-tube second straight tube, isolated oil phase liquid is by scale accurate measurement, isolated aqueous phase liquid enters water container by outlet pipe, measure with balance, thus ensure that oil-water metering accuracy is high; Oil reservoir in second straight tube does not shift, and avoids the loss produced oily transfer process, further increases the metering accuracy of oil;
2, the utility model does not need frequently to change graduated cylinder in oil, water metering process, improves operating efficiency.
3, U-tube first straight tube of the present utility model, the second straight tube opening are comparatively large, are convenient to clean U-tube.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the utility model and explain, does not limit scope of the present utility model.Wherein:
Fig. 1: be the utility model structural representation.
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and detailed description of the invention of the present utility model is described.
As shown in Figure 1, the utility model proposes a kind of oil-water separation metering device 100, this device includes U-tube 1, outlet pipe 2, U pipe holder 3, water container 4; Described U-tube 1 is vertically fixed on described U pipe holder 3, first straight tube 11 side wall upper part of described U-tube 1 has been horizontally disposed with tube connector 13, described tube connector 13 other end is sealedly connected with described outlet pipe 2, the port of export of described outlet pipe 2 extends to described water container 4 upper end open place, for convenience of the metering of oil phase liquid, the second straight tube 12 of described U-tube 1 there is metering scale.
For convenience of the metering of aqueous phase liquid, below described water container 4, be provided with balance 5; Described outlet pipe 2 level is fixed on outlet pipe support 6.
The utility model utilizes profit density contrast principle, the oil water mixture that indoor oil displacement experiment is produced fully is separated in the second straight tube 12 of U-tube 1, isolated oil phase liquid is by scale accurate measurement, isolated aqueous phase liquid enters water container 4 by outlet pipe 2, measure with balance 5, thus ensure that oil-water metering accuracy is high; Oil reservoir in second straight tube 12 does not shift (length of U-tube can guarantee that the capacity of the second straight tube is greater than oil phase volume), avoids the loss produced oily transfer process, further increases the metering accuracy of oil; Do not need frequently to change graduated cylinder in oil, water metering process, improve operating efficiency; First straight tube 11, second straight tube 12 opening of U-tube 1 is comparatively large, is convenient to clean U-tube 1.
In the present embodiment, the internal diameter of described U-tube 1 is 2-10mm, and the internal diameter of described outlet pipe 2 is 2-5mm.Before oil water mixture enters U-tube 1, pour water in U-tube 1 to liquid level and reach outlet pipe 2 bottom; Oil water mixture is injected from U-tube 1 second straight tube 12 opening part, according to profit density contrast principle, the oil phase liquid that density is lower remains in U-tube 1 second straight tube 12 top, isolated aqueous phase liquid is in U-tube 1 second straight tube 12 bottom, now according to U-tube principle, because U-tube 1 liquid injects, the aqueous phase liquid higher than outlet pipe 2 bottom surface is flowed out in water container 4 by outlet pipe 2.By the water yield in oil mass in accumulative second straight tube 12 and water container 4, oil, the water yield in the oil water mixture of the indoor oil displacement experiment generation of long period water drive can be measured accurately.
The utility model utilizes profit density contrast principle, the oil water mixture obtaining the generation of indoor oil displacement experiment is fully separated in the second straight tube 12 of U-tube 1, isolated oil phase liquid is by scale accurate measurement, isolated aqueous phase liquid enters water container 4 by outlet pipe 2, measure with balance 5, thus ensure that oil-water metering accuracy is high; Oil reservoir in second straight tube 12 does not shift, and avoids the loss produced oily transfer process, further increases the metering accuracy of oil; Do not need frequently to change graduated cylinder in oil, water metering process, improve operating efficiency; First straight tube 11, second straight tube 12 opening of U-tube 1 is comparatively large, is convenient to clean U-tube 1.
The foregoing is only the schematic detailed description of the invention of the utility model, and be not used to limit scope of the present utility model.Any those skilled in the art, equivalent variations done under the prerequisite not departing from design of the present utility model and principle and amendment, all should belong to the scope of the utility model protection.

Claims (3)

1. an oil-water separation metering device; It is characterized in that: described oil-water separation metering device includes U-tube, outlet pipe, U pipe holder, water container; Described U-tube is vertically fixed on described U pipe holder, first straight tube side wall upper part of described U-tube has been horizontally disposed with tube connector, the described tube connector other end is sealedly attached to described outlet pipe, and the port of export of described outlet pipe extends to described water container upper end open place; Second straight tube of described U-tube there is metering scale.
2. oil-water separation metering device as claimed in claim 1, is characterized in that: be provided with balance below described water container.
3. oil-water separation metering device as claimed in claim 1, is characterized in that: described outlet pipe level is fixed on outlet pipe support.
CN201420648076.0U 2014-11-03 2014-11-03 A kind of oil-water separation metering device Expired - Fee Related CN204267017U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105056579A (en) * 2015-07-20 2015-11-18 黄亮鹏 Transparent pipe type oil-water separating device for separating essential oil from hydrosol
CN108590626A (en) * 2018-04-27 2018-09-28 成都理工大学 A kind of micro self-measuring device of oil gas water three phase and method
CN108709842A (en) * 2018-04-26 2018-10-26 中国石油天然气股份有限公司 Oil-water separation metering method and device
CN115788399A (en) * 2022-11-07 2023-03-14 西南石油大学 Device and method for measuring oil-water relative permeability curve of high-multiple water-flooding core

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105056579A (en) * 2015-07-20 2015-11-18 黄亮鹏 Transparent pipe type oil-water separating device for separating essential oil from hydrosol
CN108709842A (en) * 2018-04-26 2018-10-26 中国石油天然气股份有限公司 Oil-water separation metering method and device
CN108709842B (en) * 2018-04-26 2021-03-09 中国石油天然气股份有限公司 Oil-water separation metering method and device
CN108590626A (en) * 2018-04-27 2018-09-28 成都理工大学 A kind of micro self-measuring device of oil gas water three phase and method
CN115788399A (en) * 2022-11-07 2023-03-14 西南石油大学 Device and method for measuring oil-water relative permeability curve of high-multiple water-flooding core
CN115788399B (en) * 2022-11-07 2024-02-09 西南石油大学 High-multiple water-drive rock core oil-water relative permeability curve measuring device and method

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150415

Termination date: 20151103

EXPY Termination of patent right or utility model