CN115975686B - Marine emulsified heavy oil preparation method and device - Google Patents

Marine emulsified heavy oil preparation method and device Download PDF

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CN115975686B
CN115975686B CN202310258837.5A CN202310258837A CN115975686B CN 115975686 B CN115975686 B CN 115975686B CN 202310258837 A CN202310258837 A CN 202310258837A CN 115975686 B CN115975686 B CN 115975686B
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heavy oil
oil
additive
marine
emulsified
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CN115975686A (en
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张群
陈玉红
吴振国
贾凤刚
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Qinhuangdao Tianni Technology Co ltd
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Qinhuangdao Tianni Technology Co ltd
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Abstract

The invention relates to the field of petroleum additives, and discloses a preparation method and a device of marine emulsified heavy oil, wherein the production effect of the emulsified heavy oil is as follows: under the action of the marine emulsified heavy oil environment-friendly additive, the heavy oil and the environment-friendly additive form a strong multi-layer saccular structure of liquid-in-oil, the affinity between the oil is enhanced, the oil cannot be separated, the net heat value of the oil is not increased in an anti-reflection way, the net heat value of the oil is greatly improved, the flame of a hearth of an engine is low and stable, the heat radiation is enhanced, and the effects of efficient clean combustion and oil saving are achieved; compared with the oil products before treatment, the pollution emission concentration of the emulsified heavy oil combustion atmosphere of different raw oil products can reduce the generation of smoke and the carbon deposition of a nozzle, and can eliminate smoke by 30-70%; meanwhile, the environment-friendly additive with the total mass of less than 17% is added into the heavy oil according to the requirement, so that complete combustion can be realized, and the energy is saved by 15-20%; the heavy oil mixed with the additive is the same as the original heavy oil in transportation and storage, and does not generate phenomena of ignition, flameout and poor combustion.

Description

Marine emulsified heavy oil preparation method and device
Technical Field
The invention relates to the field of petroleum additives, in particular to a preparation method and a device of marine emulsified heavy oil.
Background
Heavy oil (residuum) is a heavy oil with high density, high heat value and large molecular weight, is a residue after petroleum is extracted into gasoline and diesel oil, and is not used much in ground equipment because of the large unit mass of the heavy oil, but in river and sea, the heavy oil becomes one of the most cost-effective energy fuels because of the special property (large bearing capacity) of a ship.
Heavy oils (residues), although inexpensive and producing large amounts of energy by complete combustion, have many problems in practical use, such as:
1. the marine heavy oil, namely heavy oil, has high viscosity, is difficult to fully atomize, has outstanding incomplete combustion phenomenon and serious coking phenomenon, has low effective heat efficiency and serious exceeding standard of pollution emission. Direct combustion is not energy-saving and environment-friendly;
2. after the existing additive is used for emulsifying heavy oil, the emulsified heavy oil can generate an oil-water separation phenomenon in the storage and transportation process, and the transportation cost is high;
3. after the prior additive emulsifies heavy oil, flame is unstable when the emulsified heavy oil burns, black smoke is emitted, and the additive can not completely burn, thus polluting the environment.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems existing in the prior art, the invention aims to provide a preparation method and a device of emulsified heavy oil for a ship, which have the effect of:
a. the effective conversion rate of the heat value is improved: under the action of the additive, the heavy oil and the additive form a strong multi-layer saccular structure of the liquid-in-oil, the affinity between the oils is enhanced, the oils cannot be separated, the net heat value of the oil is not increased by reflection reduction, the net heat value of the oil is greatly improved, the flame of a hearth of an engine is low and stable, the heat radiation is enhanced, and the effects of efficient clean combustion and oil saving are achieved.
b. The environmental protection effect is obvious: compared with the oil products before treatment, the heavy oil combustion atmosphere pollution emission concentration added with the additive can reduce the generation of smoke and the carbon deposition of the nozzle, and eliminate the smoke by 30-70%.
c. The energy-saving effect is obvious: additives with the mass less than 17% of the total mass can be added into the heavy oil according to the requirements, so that complete combustion can be realized, and energy can be saved by 15-20%.
d. The safety performance is greatly enhanced: the heavy oil mixed with the additive is the same as the fuel heavy oil in transportation and storage, and does not generate phenomena of ignition, flameout and poor combustion.
e. The processing and the use are convenient: the additive is added into the heavy oil on site, so that the transportation cost is reduced, the heavy oil with the additive can be directly used while being prepared, and the heavy oil can be prepared and used while being provided with a small device on a ship. The oil depot of the oil station can store the heavy oil into an oil storage tank after the additive is added into the heavy oil for preparation, and can be stored for a long time without separating oil.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme.
The preparation method of the marine emulsified heavy oil comprises the following processing steps:
s1, weighing the additive according to a proportion, adding the additive into a finished additive 4# stirring storage tank, uniformly stirring, and then introducing the mixture into an oil agent mixing device;
s2, heating the marine heavy oil in the crude oil No. 6 storage tank again through a heating device, adding the heated marine heavy oil into an oil agent mixing device according to a proportion, and stirring to fully mix the heated marine heavy oil with the additive;
s3, finally, adding ferrocene into the oil agent mixing device according to a proportion, and fully stirring to completely dissolve the ferrocene;
s4, after mixing, introducing the mixture into a 5# static tank of the finished oil, and standing for 1 hour to finish the preparation of the emulsified heavy oil (residual oil) for the ship;
the mass percentages of the raw materials are as follows: 17% of additive, 0.1% of ferrocene (dicyclopentadiene iron) and the balance of heavy oil (residual oil).
Further, the apparatus involved in the preparation of emulsified heavy oil (residuum) further comprises: connecting pipeline and valve, additive metering device, oil metering device, electric control device.
Further, the additive formula comprises the following raw materials in percentage by mass: 1.8% of xanthan gum, 1.5% of fatty alcohol polyoxyethylene ether sodium sulfate, 1.3% of polysorbate, 80.3% of span, 0.6% of cetyltrimethylammonium bromide, 1.4% of glycerin, 0.8% of sodium dodecyl sulfate, 10% of calcium chloride, 12% of potassium hydroxide, 3.5% of sodium chloride, 0.8% of DX319 antirust agent and 65% of water.
Further, the additive preparation process comprises the following steps:
s1, proportionally measuring calcium chloride and water, stirring in a container 1# tank to completely dissolve the calcium chloride and the water, and forming a calcium chloride aqueous solution;
s2, proportionally measuring potassium hydroxide and water, stirring in a container No. 2 tank to completely dissolve the potassium hydroxide and the water, and forming a potassium hydroxide aqueous solution;
s3, adding the mixed solution in the container 1# tank and the mixed solution in the container 2# tank into the container 3# tank respectively, fully and uniformly stirring, and standing for 40 minutes;
s4, adding xanthan gum, sodium fatty alcohol polyoxyethylene ether sulfate, polysorbate, span 80, cetyl trimethyl ammonium bromide, glycerol, sodium dodecyl sulfate, sodium chloride and an antirust agent into a 3# tank of a container according to a certain proportion, uniformly stirring, and standing for 1 hour to prepare a marine heavy oil (residual oil) additive;
s5, introducing the heavy oil (residual oil) additive into a finished product additive 4# stirring storage tank.
Further, the device involved in the preparation of the additive further comprises: connecting pipeline, valve, additive metering device, water storage tank, electric control device, feeding device.
The utility model provides a marine emulsified heavy oil preparation facilities, heating device includes the ladle body, the bottom of ladle body is equipped with the top cap, peg graft in the outside of ladle body has the input tube, the internally mounted of ladle body has heating mechanism, the bottom of ladle body is provided with the discharge port, the internally mounted of ladle body has the screen panel, the screen panel separates into inside and outside two parts with ladle body inner space, heating mechanism is in the inner space of ladle body, the input tube is in the outer space of ladle body, heating mechanism includes the bottom plate of fixed edges and corners in the ladle body inboard, the interlude of bottom plate is provided with the erection column, the heating pipe of circumference array distribution is fixedly connected with in the outside of erection column, there are two tie points heating pipe and erection column, the straight outside extension of erection column is followed to the heating pipe, the collection chamber has been seted up to the bottom of erection column, the outside of erection column and the distribution area that is located the collection chamber is provided with interior screen, the mesh of the screen cover is larger than that of the inner screen cover, and the heating area is formed by arranging the heating pipes distributed in a circumferential array, so that the heating pipes outside the heating area are distributed sparsely, the oil with high viscosity is more convenient to permeate into the heating area, the heating area is enlarged, the heating softening speed is increased, the oil flows towards the center of the heating area after being primarily softened, the heating pipes in the center of the heating area are distributed densely, the oil can be heated to a certain temperature (set according to the flowability requirement), the oil with low viscosity permeates into the collecting cavity from the inner screen outside the mounting column, the empty interval is supplemented by the liquid and the liquid flowing into the outer side, the contact area between the heating pipes and the oil can be increased (the heating pipes are prevented from being too dense, the flow of the viscous oil cannot permeate into the inner side of the heating pipes) and the oil with low viscosity can permeate into the collecting cavity rapidly, a large amount of space is reserved for heating the viscous large oil, and the heating efficiency is improved.
The heating mechanism is wrapped by the mesh enclosure, so that oil permeates from the periphery to the center, and the flowing direction of the oil is stabilized.
Furthermore, the screen cover adopts a conical design with a large upper part and a small lower part, and the side edges of the heating pipes are obliquely arranged on the inner wall of the screen cover.
Furthermore, the heating pipe is integrally designed with the high outer side and the low inner side, so that oil can be guided to flow to the center along the heating pipe, oil replacement of the heating area is accelerated, and heating efficiency is improved.
Further, ladle body and separating the screen panel and directly being provided with the reposition of redundant personnel frame, the reposition of redundant personnel frame includes fixed connection at separating the backup pad between screen panel and the ladle body, fixedly connected with layering canal and guide plate between the backup pad, layering canal fixed connection is in the outside that separates the screen panel, guide plate fixed connection is in the inboard of ladle body, the guide plate lower extreme extends to the top opening part of layering canal, through setting up layering canal and guide plate in the outside that separates the screen panel, reach the layering canal that is uppermost after this fluid gets into the ladle body earlier, then begin to permeate into separating the screen panel, after this layering canal overflows, the fluid that overflows gets into in the next layering canal under the guide of guide plate, so all is filled with fluid up to the outside space of ladle body, let fluid from the top down flow like this, increased fluid flow distance, make its heating effect optimum, can let the multilayer infiltration into separating the screen panel like this, when avoiding stopping oiling, fluid all collects in the bottom that separates the screen panel, influence the speed, the heating situation of fluid is also influenced.
Further, the bottom plate is located the bottom of separating the screen panel, and the surface of bottom plate sets up the screen leakage, so the fluid in the inside and outside space of ladle body, only the viscose degree is enough low, and fluid that mobility is good enough can directly reach discharge port department through the bottom plate, only the viscose degree is big just need flow the heating to the zone of heating, has further improved the treatment effeciency of fluid like this.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
1. the technical proposal adopts a new process to produce the marine emulsified heavy oil (residual oil), and adopts an additive and emulsified fuel oil preparation method to easily realize the emulsification effect of the water-in-oil type capsule-shaped water drop emulsion, so that the heavy oil can be fully combusted.
2. By improving the formulation and process of the additive, the heavy fuel oil additive can be prepared with few raw materials and is simple to use.
3. Because the heavy oil emulsified by the heavy fuel oil additive has outstanding stability, not only can be stored for a long time without demulsification, but also can not separate oil from water even if heated to 100 ℃ and vibrated or centrifuged by a centrifuge under the condition of antipyresis.
4. The proportioning raw materials of the heavy fuel oil additive and the emulsified heavy fuel oil are simple and easy to obtain, the effect is outstanding, and the production cost can be greatly reduced.
5. Emulsified heavy oil effects:
a. the effective conversion rate of the heat value is improved: under the action of the additive, the fuel heavy oil and the additive form a strong multi-layer saccular structure of the liquid-in-oil, the affinity between the oils is enhanced, the oils cannot be separated, the net heat value of the oils is not increased by reflection, the net heat value of the oils is greatly improved, the flame of a hearth of an engine is low and stable, the heat radiation is enhanced, and the effects of efficient clean combustion and oil saving are achieved;
b. the environmental protection effect is obvious: compared with the oil products before treatment, the pollution emission concentration of the emulsified heavy oil combustion atmosphere of different raw oil products can reduce the generation of smoke and the carbon deposition of a nozzle, and can eliminate smoke by 30-70%;
c. the energy-saving effect is obvious: additives with the mass less than 17% of the total mass can be added into the heavy oil according to the requirements, so that complete combustion can be realized, and the energy is saved by 15-20%;
d. the safety performance is greatly enhanced: the heavy oil mixed with the additive is the same as the fuel heavy oil in transportation and storage, and the phenomena of ignition, flameout and poor combustion can not occur;
e. the processing and the use are convenient: the on-site emulsified fuel heavy oil reduces the transportation cost, can be prepared and directly used while the emulsified heavy oil is directly used, can be prepared and used while a small device is arranged on a ship, and can be stored in an oil storage tank after being prepared by a heavy oil adding device, so that the oil can be stored for a long time without separating oil.
6. The heating area is formed by arranging the heating pipes distributed in the circumferential array, so that the heating pipes outside the heating area are distributed sparsely, the oil with high viscosity can permeate into the heating area more conveniently, the heating area is enlarged, the heating softening speed is increased, the oil flows towards the center of the heating area after primary softening, the heating pipes in the center of the heating area are distributed densely, the oil can be heated to a certain temperature (set according to the fluidity requirement), the oil with reduced viscosity permeates into the collecting cavity from the inner partition net outside the mounting column, the empty interval is supplemented by the liquid and the liquid flowing into the outer side, the contact area between the heating pipes and the oil can be increased (the heating pipes are prevented from being too dense, the flow of the viscous oil cannot be blocked, and the viscous oil cannot permeate into the inner side of the heating pipes), and the oil with low viscosity can permeate into the collecting cavity rapidly, so that a large amount of space is reserved for heating the viscous oil, and the heating efficiency is improved;
the heating mechanism is wrapped by the mesh enclosure, so that oil permeates from the periphery to the center, and the flowing direction of the oil is stabilized.
7. The heating pipe is integrally designed with high outer side and low inner side, so that oil can be guided to flow to the center along the heating pipe, oil replacement of a heating area is accelerated, and heating efficiency is improved.
8. Through setting up layering canal and guide plate in the outside of separating the screen panel, reach the layering canal of top earlier after this fluid gets into the staving, then begin to permeate in separating the screen panel, after this layering canal overflows, the fluid that overflows gets into next layering canal under the guide of guide plate, so until the outside space of staving is all filled with fluid, let fluid from the top down flow like this, increased fluid flow distance, make its best effect of being heated, can let the multilayer infiltration of fluid inwards separating the screen panel like this all the time, when avoiding stopping the oiling, fluid all collects in the bottom of separating the screen panel, influence the penetration rate, also influence the heating situation of fluid.
9. The bottom plate is located the bottom of separating the screen panel, and the surface of bottom plate sets up the screen leakage, and the fluid in the space inside and outside the ladle body like this only glues the degree of consistency low enough, and fluid that mobility is good enough can directly reach discharge port department through the bottom plate, only the viscosity is big just needs to flow the heating to the zone of heating, has further improved the treatment effeciency of fluid like this.
Drawings
FIG. 1 is a flow chart of the processing technology of the marine emulsified heavy oil;
FIG. 2 is a flow chart of an additive processing process of the present invention;
FIG. 3 is an illustration of a heating device of the present invention;
FIG. 4 is a disassembled view of the heating device of the present invention;
FIG. 5 is a view showing the interior of the ladle according to the present invention;
FIG. 6 is an internal display view of the screen cover of the present invention;
FIG. 7 is an interior display view of the mounting post of the present invention;
FIG. 8 is a front cross-sectional view of the ladle of the present invention;
FIG. 9 is a diagram showing an arrangement of heating pipes according to the present invention;
FIG. 10 is a schematic representation of a heating tube of the present invention;
fig. 11 is a view showing a shunt stand according to the present invention.
The reference numerals in the figures illustrate: 1. a tub body; 2. a top cover; 3. an input tube; 4. a heating mechanism; 41. a bottom plate; 42. a mounting column; 43. heating pipes; 44. a collection chamber; 5. a screen; 6. a shunt frame; 61. a support plate; 62. layering channels; 63. and a deflector.
Detailed Description
The technical scheme of the embodiment is clearly and completely described by combining the disclosed drawings, so that the purposes, technical scheme and beneficial effects of the embodiment of the disclosure are more clear. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.
Unless otherwise defined, technical or scientific terms used in this disclosure should be given the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure pertains. The terms "first," "second," and the like, as used in this disclosure, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" and the like means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof without precluding other elements or items. "upper", "lower", "inner", "outer", etc. are used merely to denote relative positional relationships, which may also change accordingly when the absolute position of the object to be described changes.
Examples:
referring to fig. 1, a marine emulsified heavy oil preparation device comprises the following processing steps:
s1, weighing the additive according to a proportion, adding the additive into a finished additive 4# stirring storage tank, uniformly stirring, and then introducing the mixture into an oil agent mixing device;
s2, heating the marine heavy oil in the crude oil No. 6 storage tank again through a heating device, adding the heated marine heavy oil into an oil agent mixing device according to a proportion, and stirring to fully mix the heated marine heavy oil with the additive;
s3, finally, adding ferrocene into the oil agent mixing device according to a proportion, and fully stirring to completely dissolve the ferrocene;
s4, after mixing, introducing the mixture into a 5# static tank of the finished oil, and standing for 1 hour to finish the preparation of the emulsified heavy oil (residual oil) for the ship;
the weight percentages of the raw materials are as follows: 17% of additive, 0.1% of ferrocene (dicyclopentadiene iron) and the balance of heavy oil (residual oil).
The emulsifying effect of the water-in-oil type water drop emulsion in a capsule shape is easily realized by using the novel process to produce the marine emulsified heavy oil (residual oil) and using the additive and the method for preparing the emulsified heavy oil, so that the heavy oil can be fully combusted.
The device for preparing emulsified heavy oil (residual oil) also comprises: connecting pipeline and valve, additive metering device, oil metering device, electric control device.
Referring to fig. 2, the additive formula comprises the following raw materials in percentage by mass: 1.8% of xanthan gum, 1.5% of fatty alcohol polyoxyethylene ether sodium sulfate, 1.3% of polysorbate, 80.3% of span, 0.6% of cetyltrimethylammonium bromide, 1.4% of glycerin, 0.8% of sodium dodecyl sulfate, 10% of calcium chloride, 12% of potassium hydroxide, 3.5% of sodium chloride, 0.8% of DX319 antirust agent and 65% of water.
The preparation process of the additive comprises the following steps:
s1, proportionally measuring calcium chloride and water, stirring in a container 1# tank to completely dissolve the calcium chloride and the water, and forming a calcium chloride aqueous solution;
s2, proportionally measuring potassium hydroxide and water, stirring in a container No. 2 tank to completely dissolve the potassium hydroxide and the water, and forming a potassium hydroxide aqueous solution;
s3, adding the mixed solution in the container 1# tank and the mixed solution in the container 2# tank into the container 3# tank respectively, fully and uniformly stirring, and standing for 40 minutes;
s4, adding xanthan gum, sodium fatty alcohol polyoxyethylene ether sulfate, polysorbate, span 80, cetyl trimethyl ammonium bromide, glycerol, sodium dodecyl sulfate, sodium chloride and an antirust agent into a 3# tank of a container according to a certain proportion, uniformly stirring, and standing for 1 hour to prepare a marine heavy oil (residual oil) additive;
s5, introducing the heavy oil (residual oil) additive into a finished product additive 4# stirring storage tank.
By improving the formulation and process of the additive, the heavy fuel oil additive can be prepared with few raw materials and is simple to use.
The device involved in the preparation of the additive also comprises: connecting pipeline, valve, additive metering device, water storage tank, electric control device, feeding device.
Emulsified heavy oil effects:
a. the effective conversion rate of the heat value is improved: under the action of the additive, the fuel heavy oil and the additive form a multi-layer saccular structure with strong liquid-in-oil affinity, the oil can not be separated, the net heat value of the fuel heavy oil and the additive is not increased, the net heat value of the fuel heavy oil is greatly improved, the flame of a hearth of an engine is low and stable, the heat radiation is enhanced, and the effects of efficient clean combustion and oil saving are achieved.
b. The environmental protection effect is obvious: compared with oil products before treatment, the emulsified heavy oil combustion atmosphere pollution emission concentration of different raw oil products can reduce smoke generation and nozzle carbon deposition, and can eliminate smoke by 30-70%.
c. The energy-saving effect is obvious: additives with the total mass of less than 17% can be added into the fuel heavy oil according to the requirements, so that complete combustion can be realized, and energy is saved by 15-20%.
d. The safety performance is greatly enhanced: the fuel heavy oil mixed with the additive is the same as the fuel heavy oil in transportation and storage, and does not generate phenomena of ignition, flameout and poor combustion.
e. The processing and the use are convenient: the on-site emulsified fuel heavy oil reduces the transportation cost, can be directly used while being prepared, and can be prepared and used while being provided with a small device on a ship. The oil depot of the oil station can be stored in the oil storage tank after being prepared by the heavy oil additive adding device, can be stored for a long time, and oil is not separated.
Referring to fig. 3 to 11, a marine emulsified heavy oil preparation device, the heating device comprises a barrel body 1, a top cover 2 is assembled at the bottom of the barrel body 1, an input pipe 3 is inserted at the outer side of the barrel body 1, a heating mechanism 4 is installed in the barrel body 1, a discharge outlet is arranged at the bottom of the barrel body 1, a screen 5 is installed in the barrel body 1, the screen 5 divides the inner space of the barrel body 1 into an inner part and an outer part, the heating mechanism 4 is arranged in the inner space of the barrel body 1, the input pipe 3 is arranged in the outer space of the barrel body 1, the heating mechanism 4 comprises a bottom plate 41 with fixed edges and corners at the inner side of the barrel body 1, a mounting column 42 is inserted in the bottom plate 41, heating pipes 43 distributed in a circumferential array are fixedly connected at the outer side of the mounting column 42, the heating pipes 43 and the mounting column 42 are provided with two connection points, the heating pipes 43 extend straight outwards from the mounting column 42, a collecting cavity 44 is formed at the bottom of the mounting column 42, the inner separation net is arranged at the outer side of the mounting column 42 and positioned in the distribution area of the collecting cavity 44, the meshes of the separation net cover 5 are larger than those of the inner separation net, the heating area is formed by arranging the heating pipes 43 distributed in a circumferential array, the heating softening speed is improved, the oil flows towards the center of the heating area after being primarily softened, the heating pipes 43 at the center of the heating area are densely distributed, the oil at the center of the heating area can be quickly heated to a certain temperature (set according to the flowability requirement), the oil with reduced viscosity permeates into the collecting cavity 44 from the inner separation net at the outer side of the mounting column 42, the empty interval is supplemented by the liquid and the liquid flowing in from the outer side, so the contact area between the heating pipes 43 and the oil can be increased (the heating pipes 43 are prevented from being too dense, the flow of the viscous oil cannot permeate into the inner side of the heating pipes 43), and the oil with low viscosity can quickly permeate into the collecting cavity 44, a large amount of space is reserved for heating the viscous large oil, and the heating efficiency is improved.
The heating mechanism 4 is wrapped by arranging the screen cover 5, so that oil liquid permeates from the periphery to the center, and the flowing direction of the oil liquid is stabilized; the screen 5 is in a conical design with a large upper part and a small lower part, and the side edge of the heating pipe 43 is obliquely arranged on the inner wall of the screen 5; the heating pipe 43 is integrally designed with a high outer side and a low inner side, so that oil can be guided to flow to the center along the heating pipe 43, oil replacement of a heating area is accelerated, and heating efficiency is improved.
The ladle body 1 and the screen 5 are directly provided with the shunt frame 6, the shunt frame 6 includes the backup pad 61 of fixed connection between screen 5 and ladle body 1, fixedly connected with layering canal 62 and guide plate 63 between the backup pad 61, layering canal 62 fixed connection is in the outside of screen 5, guide plate 63 fixed connection is in the inboard of ladle body 1, the upper opening part of layering canal 62 is extended to the guide plate 63 lower extreme, through setting up layering canal 62 and guide plate 63 in the outside of screen 5, so fluid reachs the top layering canal 62 earlier after entering ladle body 1, then set up to permeate in the screen 5, after this layering canal 62 overflows, the fluid that overflows gets into in next layering canal 62 under the guide of guide plate 63, so outside space up to ladle body 1 is all filled with fluid, let fluid flow down like this, the fluid flow distance has been increased, make its best heating effect, can let fluid multilayer to permeate in the screen 5 like this, when avoiding stopping the screen, fluid all collects in the bottom of screen 5, influence the heating situation of permeation rate also influence.
The bottom plate 41 is located the bottom that separates screen panel 5, and the surface of bottom plate 41 sets up the screen leakage, and the fluid in the inside and outside space of ladle body 1 like this has only to be sticky low enough, and fluid that mobility is good enough can directly reach discharge port department through bottom plate 41, and only the viscosity is big just needs to flow the heating to the zone of heating, has like this further improved the treatment effeciency of fluid. The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.

Claims (9)

1. The preparation method of the marine emulsified heavy oil is characterized by comprising the following processing steps:
s1, weighing the environment-friendly additive according to a proportion, adding the environment-friendly additive into a finished additive 4# stirring storage tank, uniformly stirring, and then introducing the mixture into an oil agent mixing device;
s2, heating the marine heavy oil in the crude oil No. 6 storage tank again through a heating device, adding the heated marine heavy oil into an oil agent mixing device according to a proportion, and stirring to fully mix the heated marine heavy oil with the additive;
s3, finally, adding ferrocene into the oil agent mixing device according to a proportion, and fully stirring to completely dissolve the ferrocene;
s4, after mixing, introducing the mixture into a 5# static tank of the finished oil, and standing for 1 hour to finish the preparation of the marine emulsified heavy oil;
the weight percentages of the raw materials are as follows: 17% of additive, 0.1% of ferrocene and the balance of heavy oil;
the additive comprises the following raw materials in percentage by mass: 1.8% of xanthan gum, 1.5% of fatty alcohol polyoxyethylene ether sodium sulfate, 1.3% of polysorbate, 80.3% of span, 0.6% of cetyltrimethylammonium bromide, 1.4% of glycerin, 0.8% of sodium dodecyl sulfate, 10% of calcium chloride, 12% of potassium hydroxide, 3.5% of sodium chloride, 0.8% of DX319 antirust agent and 65% of water.
2. The method for preparing emulsified heavy oil for a ship according to claim 1, wherein: the device for preparing the emulsified heavy oil also comprises: connecting pipeline and valve, additive metering device, oil metering device, electric control device.
3. The method for preparing emulsified heavy oil for a ship according to claim 1, wherein: the preparation process of the additive comprises the following steps:
s1, proportionally measuring calcium chloride and water, stirring in a container 1# tank to completely dissolve the calcium chloride and the water, and forming a calcium chloride aqueous solution;
s2, proportionally measuring potassium hydroxide and water, stirring in a container No. 2 tank to completely dissolve the potassium hydroxide and the water, and forming a potassium hydroxide aqueous solution;
s3, adding the mixed solution in the container 1# tank and the mixed solution in the container 2# tank into the container 3# tank respectively, fully and uniformly stirring, and standing for 40 minutes;
s4, adding xanthan gum, sodium fatty alcohol polyoxyethylene ether sulfate, polysorbate, span 80, cetyl trimethyl ammonium bromide, glycerol, sodium dodecyl sulfate, sodium chloride and an antirust agent into a 3# tank of a container according to a certain proportion, uniformly stirring, and standing for 1 hour to prepare the marine heavy oil additive;
s5, introducing the heavy oil additive into a finished product additive 4# stirring storage tank.
4. The method for preparing emulsified heavy oil for a ship according to claim 3, wherein: the device involved in the preparation of the additive further comprises: connecting pipeline, valve, additive metering device, water storage tank, electric control device, feeding device.
5. An emulsified heavy oil production apparatus for use in a process for producing a marine emulsified heavy oil according to claim 1, characterized in that: the preparation device comprises a heating device, the heating device comprises a barrel body (1), top cap (2) is equipped with to the bottom of barrel body (1), peg graft in the outside of barrel body (1) has input tube (3), the internally mounted of barrel body (1) has heating mechanism (4), and the bottom of barrel body (1) is provided with the discharge port, the internally mounted of barrel body (1) has separates screen panel (5), separate screen panel (5) with barrel body (1) inner space partition into inside and outside two parts, heating mechanism (4) are in the inner space of barrel body (1), and input tube (3) are in the outer space of barrel body (1), heating mechanism (4) are including fixed edges and corners in bottom plate (41) of barrel body (1), the interlude of bottom plate (41) is provided with erection column (42), the outside fixedly connected with circumference array of erection column (42) distributes heating pipe (43), and erection column (42) have two tie points, and heating pipe (43) are from straight erection column (42) separate into inside and outside two parts, and are located the screen panel (42) is separated in the outside of the net (42) and are located in the net (44) that the net (42) is separated from the net (44) outside of the net (42).
6. The emulsified heavy oil production apparatus for a marine emulsified heavy oil production method as set forth in claim 5, wherein: the screen (5) is in a conical design with a large upper part and a small lower part, and the side edge of the heating pipe (43) is obliquely arranged on the inner wall of the screen (5).
7. The emulsified heavy oil production apparatus for a marine emulsified heavy oil production method as set forth in claim 5, wherein: the heating pipe (43) is integrally designed with a high outer side and a low inner side.
8. The emulsified heavy oil production apparatus for a marine emulsified heavy oil production method as set forth in claim 5, wherein: ladle body (1) and separating screen (5) are provided with reposition of redundant personnel frame (6) directly, reposition of redundant personnel frame (6) are including fixed connection backup pad (61) between separating screen (5) and ladle body (1), fixedly connected with layering canal (62) and guide plate (63) between backup pad (61), layering canal (62) fixed connection is in the outside that separates screen (5), guide plate (63) fixed connection is in the inboard of ladle body (1), and guide plate (63) lower extreme extends to the top opening part of layering canal (62).
9. The emulsified heavy oil production apparatus for a marine emulsified heavy oil production method as set forth in claim 8, wherein: the bottom plate (41) is positioned at the bottom of the screen cover (5), and a leakage screen is arranged on the surface of the bottom plate (41).
CN202310258837.5A 2023-03-17 2023-03-17 Marine emulsified heavy oil preparation method and device Active CN115975686B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1240815A (en) * 1998-06-29 2000-01-12 周艺 Efficient liquid emulsifier for heavy oil
CN1818039A (en) * 2006-03-01 2006-08-16 朴仁洙 Formulating method for heavy fuel oil additive and emulsified heavy fuel oil
CN106479583A (en) * 2016-11-10 2017-03-08 黑龙江省能源环境研究院 Emulsification heavy oil of high stability and preparation method thereof
CN106520229A (en) * 2016-11-10 2017-03-22 黑龙江省能源环境研究院 Composite emulsification heavy oil additive and preparation method thereof
CN114958439A (en) * 2021-02-26 2022-08-30 北京天倪生物科技有限公司 Marine residual fuel oil emulsifier and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1240815A (en) * 1998-06-29 2000-01-12 周艺 Efficient liquid emulsifier for heavy oil
CN1818039A (en) * 2006-03-01 2006-08-16 朴仁洙 Formulating method for heavy fuel oil additive and emulsified heavy fuel oil
CN106479583A (en) * 2016-11-10 2017-03-08 黑龙江省能源环境研究院 Emulsification heavy oil of high stability and preparation method thereof
CN106520229A (en) * 2016-11-10 2017-03-22 黑龙江省能源环境研究院 Composite emulsification heavy oil additive and preparation method thereof
CN114958439A (en) * 2021-02-26 2022-08-30 北京天倪生物科技有限公司 Marine residual fuel oil emulsifier and preparation method thereof

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