CN104153749B - A kind of oil exploitation auxiliary device - Google Patents

A kind of oil exploitation auxiliary device Download PDF

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Publication number
CN104153749B
CN104153749B CN201410395416.8A CN201410395416A CN104153749B CN 104153749 B CN104153749 B CN 104153749B CN 201410395416 A CN201410395416 A CN 201410395416A CN 104153749 B CN104153749 B CN 104153749B
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heat pipe
spinning disk
auxiliary device
explosion
oil exploitation
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CN104153749A (en
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赵守刚
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Shenyang Xinguang Electrical Manufacturing Co ltd
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SHENYANG XINGUANG ELECTRIC MANUFACTURING Co Ltd
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Abstract

A kind of oil exploitation auxiliary device, including anti-explosion terminal box, Pressure gauge, insulation shell, add heat pipe, spinning disk, crude exports, relief valve, air bleeding valve, explosion-proof control box, insulated cable, explosion-proof regulation power case, scale removing mouth and crude oil import, explosion-proof control box is connected with anti-explosion terminal box by insulated cable, the upper end of insulation shell is provided with crude exports, in the lower end of insulation shell, crude oil import and scale removing mouth are set, it is provided with spinning disk on heat pipe adding, spinning disk is provided with projection or groove.Oil exploitation auxiliary device programming rate according to the present invention is fast, homogeneous heating complete and efficient energy-saving.

Description

A kind of oil exploitation auxiliary device
Technical field
The present invention relates to a kind of oil exploitation auxiliary device, particularly relate to a kind of auxiliary dress for exploiting the higher viscous crude of viscosity Put, more particularly to a kind of petroleum heating device being arranged at well head.By means of this heater, viscous crude is added in import department Heat so there is good mobility, add oil flow, and then improve oil exploitation efficiency.
Background technology
Crude oil when viscous crude or winter often has higher viscosity, when producing in well, need at well head heating, viscosity reducing To be transported to multi-purpose station.What well head heating was transported is the fluid-mixing of crude oil and water.And fluid be laminar state flowing time, The liquid level of fluid can occur the situation of oil-water separation, causes fluid to heat in heater uneven, and part heating crude oil is not filled Point, it is impossible to reach the temperature that conveying requires.It addition, crude oil is under buoyancy of water effect, it may appear that accelerate to flow out heater Phenomenon, causes shorten the heat time heating time of crude oil, also makes crude oil can not arrive the temperature that conveying requires.Minority extreme case, does not reaches Accelerating flowing to the crude oil required causes heater outlet to block, and not only have impact on flow, results even in explosion accident and occurs. It is attached on heater tube wall it addition, have small part crude oil in heating process, has a strong impact on the efficiency of heating surface.Therefore, add During the heating of hot device, problem demanding prompt solution is how to make oil mixing with water uniform, and how homogeneous heating prolongs in fixed heater Long heat time heating time, and reduce the crude oil attachment to tube wall.Traditional mode of heating has steam tracing and heating in water bath.Combustion gas, Oil burner and electric hot water blind roaster be produce heat energy main device, these devices the most all comprise fuel circuit, heating agent loop and Numerous auxiliary device such as heat-exchanger circuit.Its shortcoming is that system is the hugest, and thermal inertia is big, and hysteresis is big, is not with control The temperature of crude exports processed is control object, belongs to open loop heating, and its efficiency of heating surface is low, is incubated relatively difficult, and heat loss is serious. If electric hot water set furnace thermal efficiency is about 50%, combustion gas, the oil burner thermal efficiency are only about 20%.But with fuel mode of heating Comparing, electric power heating has sanitation and hygiene, the thermal efficiency high (reaching as high as 85%-95%), safety, scalable, system simplicity Etc. advantage.Electric heater is high by its efficiency of heating surface, pollute the advantages such as little, is of considerable interest, in petroleum industry Through having increasing electrical heater applications in heating crude oil, but still it is uneven generally to there is heating, and programming rate is slow, adds The problems such as heat is incomplete.
Summary of the invention
It is contemplated that overcome drawbacks described above, it is provided that a kind of programming rate is fast, homogeneous heating complete and the oil of efficient energy-saving is opened Adopt auxiliary device.Specifically, including anti-explosion terminal box, Pressure gauge, insulation shell, add heat pipe, spinning disk, crude exports, Relief valve, air bleeding valve, explosion-proof control box, insulated cable, explosion-proof regulation power case, scale removing mouth and crude oil import, explosion-proof control Case processed is connected with anti-explosion terminal box by insulated cable, the upper end of insulation shell is provided with crude exports, at insulation shell Lower end crude oil import and scale removing mouth are set, be provided with spinning disk on heat pipe adding, it is characterised in that be provided with convex on spinning disk Rise or groove.
Preferably, to have the strip substantially along the radial distribution adding heat pipe protruding or recessed for the upper and lower surface of spinning disk Groove, adds and is provided with the strip projection or groove being vertically arranged on the surface that heat pipe contacts with crude oil.
Preferably, described projection or groove are preferably provided at the spinning disk near bottom, add on heat pipe.
Preferably, spinning disk has internal cavity structures.
Preferably, also include precipitation plate, this precipitation plate is provided with the frustum of big upper and lower small mouth.
Preferably, it is in and adds heat pipe and spinning disk combined all-in-one-piece single structure within insulation shell, also add hot spiral-flow The cross section of structure is the shape of class triangle, but the mid portion on the limit of triangle subsides to the center of triangle.
Preferably, adding the solution of contiguity apertured groove of heat pipe and eddy flow cavity, heater enters cavity through hole slot.
Preferably, spinning disk has pitch, and pitch is gradually reduced from bottom to top along adding heat pipe.
Preferably, auxiliary device and sprayed coating on the contact surface of crude oil, the formula of described coating is by weight, organosilicon Acrylic resin modified 50-62%, color filters 26-30%, nano silicon 2%, defoamer 1.8%, Dispersant 1.2%, catalyst 0.5%, solvent 3-5%.
Oil exploitation auxiliary device according to the present invention, by means of improving spinning disk and adding the dependency structure of heat pipe, enhances former The turbulence characteristic of oil, adds the contact area of crude oil and heating surface, therefore improves programming rate, and heating is more complete, and And energy-saving environmental protection safety.
Accompanying drawing explanation
Fig. 1 is the structural representation of first embodiment of the auxiliary device according to the present invention;
Fig. 2 is the left view of first embodiment of the auxiliary device according to the present invention;
Fig. 3 be second embodiment of the auxiliary device according to the present invention add heat pipe and spinning disk rip cutting view;
Fig. 4 is the transversal schematic diagram of heating cyclone structure of the 3rd embodiment of the auxiliary device according to the present invention;
Fig. 5 is the structural representation of the precipitation plate of the auxiliary device according to the present invention.
Detailed description of the invention
As shown in Figure 1-2, according to the oil exploitation auxiliary device of the present invention, on the whole, this auxiliary device includes heating part Divide and explosion-proof part, control part.Specifically, this oil exploitation auxiliary device includes anti-explosion terminal box 1, Pressure gauge 2, protects Temperature housing 3, add heat pipe 4, spinning disk 5, crude exports 6, relief valve 7, air bleeding valve 8, explosion-proof control box 9, insulated electro Cable 10, explosion-proof regulation power case 11, scale removing mouth 12 and crude oil import 13;Explosion-proof control box 9 by insulated cable 10 with Anti-explosion terminal box 1 is connected, and the upper end of insulation shell 3 is provided with crude exports 6, arranges in the lower end of insulation shell 3 Crude oil import 13 and scale removing mouth 12, be provided with spinning disk 5 adding on heat pipe 4.
In a preferred embodiment, heating part (heater) includes crude oil import 13, insulation shell 3, adds heat pipe 4, Spinning disk 5, crude exports 6.Heated crude oil enters the heater being furnished with spinning disk, and spinning disk changes its flow regime and is Turbulent flow, enhances heat transfer, extends the heat time heating time of crude oil simultaneously, makes crude oil reach requirement, flows out from outlet, enters fortune Defeated pipeline.It addition, heater add heat pipe wall and heating cavity wall all have employed technical finesse, surface scribble automatically cleaning prevent Fouling materials, makes heater non-scaling, noncoking in long-term work, adds the stability of heat transfer resistance, improve The using effect of heater, extends the service life of heater.
In a preferred embodiment, insulation shell 3 is provided with the heat-insulation layer that preferably 50mm is thick, can be effectively prevented from sky The heat transfer that gas convection current causes, therefore heat conductivity is greatly lowered, and has the heat-insulating property of excellence.In view of heater work Making in the wild, environment is relatively severe, for preventing heat to scatter and disappear, selects aluminium silicate felt and glass fibre cotton felt multi-layer heat preserving.Insulation material Heat conductivity less than 0.04kcal/ (m2H DEG C), make heater normally can work under the weather conditions of severe cold.Further, Metallic paint is sprayed at heater housing, waterproof, moistureproof and corrosion-resistant.
Containing flammable explosive gas or in the environment of steam use electric heater, except requiring simple in construction, user Just, quality is good, outside life-span length, it is often more important that during use, remains good explosion-proof performance, does not haves Such as ignite due to temperature anomaly around imflammable gas or steam causes explosion accident, therefore, at a preferred embodiment In, this device devises safety anti-explosive system.Safety anti-explosive system is by air bleeding valve, explosion-proof control box, insulated cable, explosion-proof Temperature sense box, Pressure gauge, relief valve, scale removing mouth are at composition.When using heater heating in crude oil, due to various the most true Determining cause element, the temperature of heating intracavity is it some times happens that exception, and the temperature sensor in explosion-proof temperature induction box can very first time handle Signal is sent to explosion-proof control box, and explosion-proof control box makes device quit work by insulated cable, it is to avoid because of temperature anomaly institute The explosion accident caused;Because also having a small amount of solution gas in crude oil or likely producing other gases, air bleeding valve discharge it Device, it is to avoid accident occurs.
In a preferred embodiment, control system includes heating power actuator, display screen and power supply.Due to each oil field Production status different, and the difference of Various Seasonal imported crude oil temperature, the heater of the present invention is assembled with and can regulate The heating power regulating box of power, this device have employed the technical method of variable-frequency power sources, by temperature sensor at crude exports The data provided, it is possible to the most automatically change the heating power of heater.It addition, heater dry combustion method protection uses The mechanical type elements such as Electronic Control, no floating ball liquid level controller and flow blocking device, its control is effective, and the life-span is long.Special Different structure and control design case, make this device without purge routine, directly power transmission can work, eliminate the programs such as emptying, also keep away The various accidents because emptying generation not in place are exempted from;This heater uses advanced electric-control system, it is achieved that soft start, zero power Rate startup progressivelyes reach full merit;Owing to pipeline heater power is electrodeless slip power, make to add heat pipe and fundamentally stopped frequency Numerous startup, decreases electrical network and the damage of electric heater for pipeline electricity piece.
Preferably, it is that mined crude oil enters heating chamber, eddy flow from entrance according to the workflow of assembly of the invention Sheet makes fluid spiral rise, and flow process increases, and flow regime becomes turbulent flow, and fluid is sufficiently mixed heating, produces in heating process Raw gas can be automatically drained out by air bleeding valve when reaching certain pressure.The solid particle such as shale and impurity after effectively precipitation from row Dirt mouth is discharged, and the crude oil after heating flows out from crude exports.In device work process, control system passes through temperature sensor The valid data provided, can the most automatically change the power of heater, make the temperature of intracavity medium maintain in claimed range, Improve temperature control capacity, it is to avoid electric waste;The safe condition of safety anti-explosive system time supervising device, once occurs urgent Situation, takes safeguard procedures immediately, it is ensured that the operation of equipment safety.Integrated design scheme is used according to assembly of the invention, Simple installation, easily operates, and only need to connect a power line after user installation can use.
In a preferred embodiment, in order to increase the contact surface of heater and crude oil, the present invention selects has internal cavities The spinning disk of structure.See Fig. 3, that schematically illustrates along image when adding heat pipe 4 axis rip cutting, wherein eddy flow Sheet 5 includes that upper and lower surface (cuts the only visible both threads of view, although be continually changing up and down for helical structure in figure , but be described herein as one of ordinary skill in the art being readily appreciated that), upper and lower surface is crossed to form one Individual acute angle c, preferably this acute angle are in 1-15 degree scope, more preferably 3-5 degree;Therefore between upper and lower surface Forming cavity, the contact portion adding heat pipe 4 and this cavity can offer hole slot, and electric heater unit such as wire can be through via Groove enters cavity, and such spinning disk 5 not only has the effect of auger fluid, the most also has contact and adds hot fluid Effect, thus effectively increase the contact area of fluid and heater, improve programming rate and heating completeness.
In a preferred embodiment, aforementioned acute angle c is gradually reduced from bottom to top along adding heat pipe 4.Preferably, upper surface Respectively and add heat pipe 4 shape a and b at an angle with lower surface, and a and b is equal.In another embodiment, a is big In b, thus improve screw propulsion power, the preferably a value more than b and be in 1-10 degree.Preferably, along adding heat pipe 4 certainly Lower and on, a difference more than b is gradually increased, thus is increasing flow velocity close to exit.
In a preferred embodiment, spinning disk has pitch H, this distance definition be as shown in Figure 3 cut about view two Difference in height between individual two longitudinally adjacent sharp-angled apex.Preferably, pitch H the most gradually subtracts along adding heat pipe 4 Little, thus flow velocity is being increased close to exit.
In a preferred embodiment, the upper and lower surface of spinning disk has circular protrusions or the groove of dispersed and distributed, this circle On the one hand protruding or groove can increase also contacts area, on the other hand can improve the dynamics of spinning disk;Cause For for laminar flow, fully, internal heat exchange is also the most fully, say, that rapid in the fluid particle mixing of turbulence state The heat transfer efficiency of stream is higher than laminar flow.The circular protrusions of the upper and lower surface distribution of spinning disk or groove can strengthen the turbulent flow of crude oil Characteristic, the most just can promote the comprehensive of heating.Preferably, add and be again provided with on the surface that heat pipe contacts with crude oil Circular protrusions or groove, its effect is identical with the circular protrusions of the upper and lower surface of spinning disk distribution or groove role.
In a preferred embodiment, the upper and lower surface of spinning disk has the strip substantially along the radial distribution adding heat pipe Shape projection or groove, be preferably projection.This projection or the same one side of groove can increase also contacts area, another Aspect can improve the dynamics of spinning disk: in addition, and this strip projection can also advance crude oil flow.Preferably Ground, adds and is also equipped with on the surface that heat pipe contacts with crude oil vertically or is slightly slanted (preferably perpendicular to crude oil flow direction) setting The strip projection put or groove;This projection or the same one side of groove can increase also contacts area, on the other hand The dynamics adding heat pipe can be improved;In addition, the strip projection added on heat pipe can also advance crude oil flow.
In order to increase heat transfer property, it is preferable that spinning disk, add heat pipe and projection can use metal to make.
Described projection or groove are preferably provided at the spinning disk near bottom or add on heat pipe, so can reduce being manufactured into This because the enhancing turbulence characteristic that risen of described projection or groove act on heating at the beginning of even more important.
In another embodiment, see Fig. 4, be wherein within insulation shell add heat pipe and spinning disk is combined into one The single structure of body, the present invention is referred to here as heating cyclone structure;In the sectional view of Fig. 4, this heating cyclone structure The shape that cross section is a kind triangle, but the mid portion on the limit of triangle subsides to the center of triangle, may be used herein Referred to as " boomerang " type;Described subsiding can form a knuckle or arcuation.It is also possible to use other polygon Shape or circle, as long as some Bian Duanxiang center subsides to form Sharp edge.Certainly, if seen from top to bottom, this heating The outer surface of structure be present helically twisted (two the most neighbouring heating arrangement cross sections miss one another rotation one angle Degree), so can flow from bottom to top by screw drives fluid when this heating arrangement rotates.In this structure, owing to adding Heat pipe and spinning disk are combined into one, greatly reduce manufacture difficulty, maintain fluid-propelled originally and heating Effect, and this structure adds the contact area of fluid and heating surface.Certainly, heating arrangement here equally exists Its outer surface arranges groove or projection.
In another embodiment, seeing Fig. 5, the bottom of the auxiliary device of the present invention is provided with precipitation plate 14, this sinks The frustum 15 of big upper and lower small mouth it is provided with on the plate of shallow lake.The solid particle such as shale in crude oil and impurity is via precipitation plate 14 The frustum 15 of the big upper and lower small mouth of upper setting and enter the bottommost of auxiliary device, so energy in spinning disk rotary course Shale in enough lesser extent hoisting crane crude oil and impurity, this especially saves bit by bit at shale and impurity and too much and not arranges dirt in time Time seem advantageously.
In another embodiment, before crude oil enters auxiliary device and after outflow auxiliary device, pipeline all exists one section directly Pipeline, preferably more than 0.25 meter.Connect between pipeline position before import and after outlet and have by-pass line, bypass pipe It is provided with bypass valve on road, is so adapted to the Inspection and maintenance work of auxiliary device and the seasonal needs run.Preferably Ground, equipment control case shell is provided with grounding device, to prevent thunderbolt.Flange joint is used, it is desirable to parallel between pipeline Degree alignment error is less than 0.8 millimeter, and axiality alignment error is less than 0.4 millimeter.
In another embodiment, in embodiment one, two and three add heat pipe and spinning disk structure can be applied in combination.A kind of Combination is that the spinning disk structure during spinning disk structure is used in top, embodiment two in embodiment one is used in bottom, the two etc. High;Another kind of combination e.g. three kinds structures can respectively account for 1/3rd height, upper-lower position combination in any.A kind of combination is Cyclone structure during spinning disk structure is used in top, embodiment three in embodiment two is used in bottom, and the two is contour;Certainly, Also have other permutation and combination, do not enumerate at this.
In another embodiment, drive the power set adding heat pipe rotation to drive by means of variator and add heat pipe, this variator At least there are two gears, add heat pipe and normally work on a gear of variator, another gear then has bright The aobvious rotary speed accelerated, such as can the twice of the normal rotating speed of operation range.Add the heat pipe shelves that normally work at variator On position during rotary work, top gear after a period of time, can be changed to, (the most permissible after top gear runs a short period It is the 5-30 second), then be switched on normal operation range, according to this can the work of periodic transformation's gear.Change by means of the present invention Speed device, when toggling between top gear and low or first gear, can increase the turbulence characteristic of crude oil flow, and can also drop Low crude oil adheres to and accumulation at heater body.
In another embodiment, in order to reduce crude oil and the adhesion of auxiliary device contact surface, the present invention at auxiliary device with former Sprayed coating on the contact surface of oil.The formula of described coating is by weight, organosilicon modified crylic acid resin 50-62%, Color filters 26-30%, nano silicon 2%, defoamer 1.8%, dispersant 1.2%, catalyst 0.5%, Solvent 3-5%.
Present invention can be made by those skilled in the art according to present disclosure and the art technology grasped Replace or modification and combination in any, but these are replaced or modification and combination are all not regarded as a departure from present inventive concept, These are replaced or modification is all in claimed interest field.

Claims (8)

1. an oil exploitation auxiliary device, including anti-explosion terminal box, Pressure gauge, insulation shell, add heat pipe, spinning disk, crude exports, relief valve, air bleeding valve, explosion-proof control box, insulated cable, explosion-proof regulation power case, scale removing mouth and crude oil import, explosion-proof control box is connected with anti-explosion terminal box by insulated cable, the upper end of insulation shell is provided with crude exports, in the lower end of insulation shell, crude oil import and scale removing mouth are set, spinning disk it is provided with on heat pipe adding, it is characterized in that the upper and lower surface of spinning disk has the strip projection or groove substantially along the radial distribution adding heat pipe, add and on the surface that heat pipe contacts with crude oil, be provided with the strip projection or groove being vertically arranged.
Oil exploitation auxiliary device the most according to claim 1, it is characterised in that described projection or groove are disposed in proximity to the spinning disk of bottom, add on heat pipe.
Oil exploitation auxiliary device the most according to claim 2, it is characterised in that spinning disk has internal cavity structures.
Oil exploitation auxiliary device the most according to claim 3, it is characterised in that also include precipitation plate, this precipitation plate is provided with the frustum of big upper and lower small mouth.
Oil exploitation auxiliary device the most according to claim 1, it is characterized in that being in and add heat pipe and spinning disk combined all-in-one-piece single structure within insulation shell, the cross section of this heating cyclone structure is the shape of class triangle, but the mid portion on the limit of triangle subsides to the center of triangle.
Oil exploitation auxiliary device the most according to claim 3, it is characterised in that add the solution of contiguity apertured groove of heat pipe and spinning disk internal cavity structures, heater enters spinning disk internal cavity structures through hole slot.
Oil exploitation auxiliary device the most according to claim 1, it is characterised in that spinning disk has pitch, pitch is gradually reduced from bottom to top along adding heat pipe.
Oil exploitation auxiliary device the most according to claim 1, it is characterised in that driving the power set adding heat pipe rotation to drive by means of variator and add heat pipe, this variator at least exists two gears.
CN201410395416.8A 2014-08-13 2014-08-13 A kind of oil exploitation auxiliary device Active CN104153749B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112610899B (en) * 2020-12-16 2021-08-31 上海颢柏能源科技有限公司东营分公司 Efficient energy-saving explosion-proof electromagnetic heater for petroleum and natural gas well mouth

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CN2913941Y (en) * 2006-04-29 2007-06-20 沈阳市新光工业电炉厂 Explosion-proof electric heater
CN201162525Y (en) * 2008-03-07 2008-12-10 北京伊万森能源技术有限责任公司 Multifunctional oil storage apparatus for oil well
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CN201626125U (en) * 2010-03-30 2010-11-10 福建省轻工机械设备有限公司 Solid-liquid separation device of screw press
CN201680154U (en) * 2010-02-08 2010-12-22 工德股份有限公司 Heating device of fluid pipeline
CN203329632U (en) * 2013-06-14 2013-12-11 云南沃润特环境工程有限公司 Longitudinal turbulence pipeline mixer

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2255039A (en) * 1991-04-19 1992-10-28 Frenkel Ag C D Cold feed rubber extruder construction.
CN2913941Y (en) * 2006-04-29 2007-06-20 沈阳市新光工业电炉厂 Explosion-proof electric heater
CN201162525Y (en) * 2008-03-07 2008-12-10 北京伊万森能源技术有限责任公司 Multifunctional oil storage apparatus for oil well
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CN201626125U (en) * 2010-03-30 2010-11-10 福建省轻工机械设备有限公司 Solid-liquid separation device of screw press
CN203329632U (en) * 2013-06-14 2013-12-11 云南沃润特环境工程有限公司 Longitudinal turbulence pipeline mixer

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