CN204877436U - Online moisture analytical equipment of oil well wellhead - Google Patents
Online moisture analytical equipment of oil well wellhead Download PDFInfo
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- CN204877436U CN204877436U CN201520442828.2U CN201520442828U CN204877436U CN 204877436 U CN204877436 U CN 204877436U CN 201520442828 U CN201520442828 U CN 201520442828U CN 204877436 U CN204877436 U CN 204877436U
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Abstract
The utility model provides an online moisture analytical equipment of oil well wellhead relates to oil field measuring instrument technical field, and the gaseous phase that the device dissolves in understanding the mixed liquid of well head liquid before detecting the moisture content is isolated to the measurement accuracy of well head liquid moisture content has been improved, simultaneously, shorten the detection cycle, guaranteed the real -time measurement to well head liquid moisture content. An online moisture analytical equipment of oil well wellhead, includes: the inner wall is provided with the whirl vapour and liquid separator of whirl passageway, the entrance side of separator is provided with the medium induction pipe, the top of separator is provided with the gaseous phase contact tube, and the income gas port end of gaseous phase contact tube is provided with exhaust control flap, the bottom of separator is provided with the liquid phase contact tube, installs moisture metering modules of capacitanc and data conversion module on the liquid phase contact tube, gaseous phase contact tube, liquid phase contact tube still are connected with the medium back flow.
Description
Technical field
The utility model relates to oil field measuring instrument technical field, particularly relates to the online bearing analysis device of a kind of well mouth of oil well.
Background technology
The base values that moisture content is produced as individual well assesses oil output per well, calculating analyze individual well geology dynamic change " barometer " in oil well production process, develops oil fields play important meaning to dynamic analysis individual well operating mode, safely and efficiently.But existing individual well moisture measurement technology still adopts artificial well head sampling, then chemically examine and obtain the traditional approach of moisture data.Inventor finds, this conventional metered dose mode sense cycle is longer, cannot reach the effect of monitoring in real time; In addition, because motor-pumped well Extract composition is comparatively complicated, often include the heterogeneous materials such as oil, gas, water, therefore recording moisture content precision cannot ensure.
Utility model content
The online bearing analysis device of a kind of well mouth of oil well that the utility model provides, this device is detecting before moisture content and by the gas phase separation of dissolving in wellhead liquid mixed liquor out, thus can improve the certainty of measurement of wellhead liquid moisture content; Meanwhile, shorten sense cycle, ensure that the real time measure to wellhead liquid moisture content.
For solving the problems of the technologies described above, the utility model have employed following technical scheme:
The online bearing analysis device of a kind of well mouth of oil well, comprising:
Inwall is provided with the cyclone gas-liquid separator of eddy flow passage;
The entrance side of described cyclone gas-liquid separator is connected with medium ingress pipe, and described medium ingress pipe is for connecting the well head metering entrance of oil well surface gathering and transferring pipeline;
The top of described cyclone gas-liquid separator is connected with gas phase delivery line, and the air intake end of gas phase delivery line is provided with gas exhaust inspecting valve;
The bottom of described cyclone gas-liquid separator is connected with liquid phase delivery line, data conversion module liquid phase delivery line being provided with capacitor type water-containing metering module and being connected with capacitor type water-containing metering module;
Described gas phase delivery line, described liquid phase delivery line are also connected with medium back flow pipe, and described medium back flow pipe is for connecting the well head metering refluxing opening of oil well surface gathering and transferring pipeline.
Further, described data conversion module is also connected with data remote transmitting module.
Comparatively preferred, described liquid phase delivery line is provided with many liquid level equilibrium pipes parallel with one another, liquid level equilibrium manifold collection end place is also provided with the secondary gas-liquid separation pipeline be connected with medium back flow pipe.
Optionally, the liquid phase delivery line of capacitor type water-containing metering module installed position is a buffer level pipe.
The online bearing analysis device of a kind of well mouth of oil well that the utility model provides, includes cyclone gas-liquid separator in this device.Wherein, cyclone gas-liquid separator entrance side is connected with medium ingress pipe, and top is connected with gas phase delivery line, and bottom is connected with liquid phase delivery line, and liquid phase delivery line is provided with capacitor type water-containing metering module and data conversion module further.Adopt the online bearing analysis device of well mouth of oil well of said structure, first it by the gas phase separation of dissolving in wellhead liquid mixed liquor out, thus can improve the certainty of measurement of wellhead liquid moisture content before moisture metering.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the online bearing analysis device of a kind of well mouth of oil well of the utility model.
Detailed description of the invention
The online bearing analysis device of a kind of well mouth of oil well that the utility model provides, this device is detecting before moisture content and by the gas phase separation of dissolving in wellhead liquid mixed liquor out, thus can improve the certainty of measurement of wellhead liquid moisture content; Meanwhile, shorten sense cycle, ensure that the real time measure to wellhead liquid moisture content.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The online bearing analysis device of a kind of well mouth of oil well, as shown in Figure 1, includes cyclone gas-liquid separator 1 in the online bearing analysis device of this well mouth of oil well.Wherein, this cyclone gas-liquid separator 1 inwall is provided with eddy flow passage, the entrance side of cyclone gas-liquid separator 1 is provided with medium delivery line 2, and the top of cyclone gas-liquid separator 1 is provided with gas phase delivery line 3, and the bottom of cyclone gas-liquid separator 1 is provided with liquid phase delivery line 4.Concrete, medium delivery line 2 measures entrance with the well head of oil well surface gathering and transferring pipeline and is connected, for well head mixed liquor is imported cyclone gas-liquid separator 1; Then, well head mixed liquor tangentially enters eddy flow passage, makes spiralling downwards; Under the influence of centrifugal force, liquid phase component is thrown toward wall, is down in the liquid phase delivery line 4 of bottom discharges with lower eddy flow; Gaseous component then becomes the internal layer eddy flow of rising, discharges from the gas phase delivery line 3 at top.
Further, as shown in Figure 1, gas phase delivery line 3 is also provided with the gas exhaust inspecting valve 5 controlling exhaust velocity; Data conversion module (not shown in figure 1) liquid phase delivery line 4 being then provided with capacitor type water-containing metering module 6 and being connected with capacitor type water-containing metering module 6; Comparatively preferred, data conversion module is also connected with data remote transmitting module further, and this data remote transmitting module by the moisture content data remote that monitors in control centre or server, thus can reach the object of remote monitoring.It should be noted that as the utility model one comparatively preferred embodiment, in capacitor type water-containing metering module, multiple electrode probe can be included; When moisture liquid phase component flows through the environment space between multiple electrode probe, the dielectric constant of electric contrasted between solid dielectric can along with change, and then cause capacitance to change.By the situation of change of capacitance in monitoring capacitor type water-containing metering module circuit, the measurement moisture on well head mixed liquor (having got rid of the impact of gaseous component on it) can be realized.It should be noted that, when measuring well head mixed liquor moisture content, can correct moisture content numerical value further in conjunction with optimized mathematical model algorithm, such as: in conjunction with temperature compensation algorithm, the moisture content obtained is measured in different temperatures situation to well head mixed liquor and correct.
In addition, as shown in Figure 1, gas phase delivery line 3 is also connected with medium back flow pipe 7 with liquid phase delivery line 4, and medium back flow pipe 7 measures refluxing opening with the well head of oil well surface gathering and transferring pipeline and is connected.And because of changes in flow rate, moisture content is had an impact in order to the liquid phase component preventing liquid phase delivery line from discharging, further many liquid level equilibrium pipe 8(can be set on liquid phase delivery line 4 wherein, two liquid level equilibrium pipes have been shown in Fig. 1), many liquid equilibrium pipes 8 are arranged in parallel each other; And collect end place in the parallel connection of liquid equilibrium pipe 8 and be provided with the secondary gas-liquid separation pipeline 9 be connected with medium back flow pipe 7 further.On the one hand, make the liquid phase delivery line of capacitor type water-containing metering module installed position form a buffer level pipeline, avoid liquid phase component interval and discharge and the changes in flow rate of generation; On the other hand, utilize the gaseous component of discharging in secondary gas-liquid separation pipeline 9 pairs of liquid phase delivery lines 4 possibilities to carry out secondary separation, reduce the impact that gas relative moisture content detects further.
The online bearing analysis device of a kind of well mouth of oil well that the utility model provides, includes cyclone gas-liquid separator in this device.Wherein, cyclone gas-liquid separator entrance side is connected with medium ingress pipe, and top is connected with gas phase delivery line, and bottom is connected with liquid phase delivery line, and liquid phase delivery line is provided with capacitor type water-containing metering module and data conversion module further.Adopt the online bearing analysis device of well mouth of oil well of said structure, first it by the gas phase separation of dissolving in wellhead liquid mixed liquor out, thus can improve the certainty of measurement of wellhead liquid moisture content before moisture metering.
The above; be only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (4)
1. the online bearing analysis device of well mouth of oil well, is characterized in that, comprising:
Inwall is provided with the cyclone gas-liquid separator of eddy flow passage;
The entrance side of described cyclone gas-liquid separator is connected with medium ingress pipe, and described medium ingress pipe is for connecting the well head metering entrance of oil well surface gathering and transferring pipeline;
The top of described cyclone gas-liquid separator is connected with gas phase delivery line, and the air intake end of gas phase delivery line is provided with gas exhaust inspecting valve;
The bottom of described cyclone gas-liquid separator is connected with liquid phase delivery line, data conversion module liquid phase delivery line being provided with capacitor type water-containing metering module and being connected with capacitor type water-containing metering module;
Described gas phase delivery line, described liquid phase delivery line are also connected with medium back flow pipe, and described medium back flow pipe is for connecting the well head metering refluxing opening of oil well surface gathering and transferring pipeline.
2. the online bearing analysis device of well mouth of oil well according to claim 1, it is characterized in that, described data conversion module is also connected with data remote transmitting module.
3. the online bearing analysis device of well mouth of oil well according to claim 1, it is characterized in that, described liquid phase delivery line is provided with many liquid level equilibrium pipes parallel with one another, liquid level equilibrium manifold collection end place is also provided with the secondary gas-liquid separation pipeline be connected with medium back flow pipe.
4. the online bearing analysis device of well mouth of oil well according to claim 1, is characterized in that, the liquid phase delivery line of capacitor type water-containing metering module installed position is a buffer level pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520442828.2U CN204877436U (en) | 2015-06-26 | 2015-06-26 | Online moisture analytical equipment of oil well wellhead |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520442828.2U CN204877436U (en) | 2015-06-26 | 2015-06-26 | Online moisture analytical equipment of oil well wellhead |
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| CN204877436U true CN204877436U (en) | 2015-12-16 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989371A (en) * | 2015-06-26 | 2015-10-21 | 中国石油化工股份有限公司胜利油田分公司 | Online water content analyzing device for oil well mouth |
| CN105974098A (en) * | 2016-07-15 | 2016-09-28 | 西安石油大学 | Online detection device for wellhead water content of high-water-containing oil well |
| CN108562723A (en) * | 2017-12-13 | 2018-09-21 | 中国石油天然气股份有限公司 | A kind of well mouth of oil well water content automatic testing equipment and its test method |
| CN109869136A (en) * | 2019-04-11 | 2019-06-11 | 燕山大学 | A kind of land face single pithead oil-water two-phase flow impedance capacitance moisture percentage measuring apparatus |
| CN112814649A (en) * | 2021-01-04 | 2021-05-18 | 天津科技大学 | Intelligent metering device and method for water content of oil well produced liquid |
-
2015
- 2015-06-26 CN CN201520442828.2U patent/CN204877436U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989371A (en) * | 2015-06-26 | 2015-10-21 | 中国石油化工股份有限公司胜利油田分公司 | Online water content analyzing device for oil well mouth |
| CN105974098A (en) * | 2016-07-15 | 2016-09-28 | 西安石油大学 | Online detection device for wellhead water content of high-water-containing oil well |
| CN105974098B (en) * | 2016-07-15 | 2018-04-06 | 西安石油大学 | A kind of high-water-cut oil-producing well well head water content on-line testing device |
| CN108562723A (en) * | 2017-12-13 | 2018-09-21 | 中国石油天然气股份有限公司 | A kind of well mouth of oil well water content automatic testing equipment and its test method |
| CN109869136A (en) * | 2019-04-11 | 2019-06-11 | 燕山大学 | A kind of land face single pithead oil-water two-phase flow impedance capacitance moisture percentage measuring apparatus |
| CN109869136B (en) * | 2019-04-11 | 2020-07-24 | 燕山大学 | Land single-wellhead oil-water two-phase flow resistance capacitance water content measuring device |
| CN112814649A (en) * | 2021-01-04 | 2021-05-18 | 天津科技大学 | Intelligent metering device and method for water content of oil well produced liquid |
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