CN218722349U - Photo-thermal graphene circulating crude oil heating system - Google Patents

Photo-thermal graphene circulating crude oil heating system Download PDF

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Publication number
CN218722349U
CN218722349U CN202222544059.XU CN202222544059U CN218722349U CN 218722349 U CN218722349 U CN 218722349U CN 202222544059 U CN202222544059 U CN 202222544059U CN 218722349 U CN218722349 U CN 218722349U
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pipeline
heat
tank
crude oil
solar
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黄泽军
王桂玲
孙敬山
张帅
谷新涛
杜方坤
王娜
徐泽华
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Jinan Baixiang Technology Development Co ltd
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Jinan Baixiang Technology Development Co ltd
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Abstract

The utility model relates to a light and heat graphite alkene circulation crude oil heating system, including preheating tank, heat accumulation jar, the electrical heating jar that crude oil has advanced in proper order, in heat transfer medium in the preheating tank entered into solar collector through first pipeline, solar collector carried heat transfer medium to the preheating tank in through the second pipeline, still the intercommunication has the third pipeline with heat accumulation jar intercommunication on the second pipeline. When the temperature of the solar energy reaches the set temperature, the valve between the solar energy and the preheating tank is opened, the solar heat exchange medium starts to circulate, and the solar heat exchange medium enters the preheating tank and transmits the heat to the crude oil in the tank; the surplus heat of the solar energy enters the energy storage tank for storage, and when the temperature in the energy storage tank reaches the phase-change temperature, the phase-change material starts to store energy; when the solar energy is weak and the electricity is in a valley period, the electric heating is started, and the temperature of the electric heating tank is controlled by the system.

Description

Photo-thermal graphene circulating crude oil heating system
Technical Field
The utility model relates to a crude oil field especially involves crude oil heating technical field, specifically indicates a light and heat graphite alkene circulation crude oil heating system.
Background
Crude oil is a viscous, dark brown liquid whose main component is a mixture of mostly methane. In the normal-temperature transportation process of the crude oil, the viscosity is large, the flowability is poor, the viscosity is reduced and the flowability is increased after the crude oil is heated, the transportation and the better utilization of the crude oil are facilitated, so that the more the crude oil heating technology is popularized, and the crude oil heater is more and more applied to production and life.
At present, in the process of oil storage and transportation, the oil in a tank is heated basically by adopting the traditional modes of installing a shell and tube or coil heater in the tank and the like, so that the oil in the tank is heated by exchanging with saturated steam, the viscosity is reduced, and the fluidity of the oil is improved, thereby being convenient for the transportation of a pump.
The heating mode has the following disadvantages: the heat exchange efficiency is low, and the steam consumption is large; the heating process is not economical; when only a small amount of oil product needs to be poured out, the oil product in the whole tank needs to be heated completely, so that a large amount of steam does useless work; the production efficiency is low, and the heating time is long; the temperature of oil products in each part of the tank is unbalanced, and the fluidity of the produced oil is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, provide a light and heat graphite alkene circulation crude oil heating system, combine light and heat energy storage + millet electricity energy storage technique, through heat transfer medium, give crude oil with heat source incessant transfer. Under the condition that the sunlight is weak, the graphene heating device is automatically started by the system, the advantages of the electricity utilization policy are fully exerted, the opening and closing of electric heating, solar heating and energy storage heating are automatically controlled, the energy consumption is reduced, and the cost is saved.
The utility model discloses a through following technical scheme realization, a light and heat graphite alkene circulation crude oil heating system, including preheating tank, heat accumulation jar, the electrical heating jar that crude oil has advanced in proper order, in heat transfer medium in the preheating tank enters into solar collector through first pipeline, solar collector carries heat transfer medium to the preheating tank in through the second pipeline, it has the third pipeline with heat accumulation jar intercommunication still to communicate on the second pipeline.
When the system is in operation, when the solar temperature reaches the set temperature, the valve between the solar energy and the preheating tank is opened, the solar heat exchange medium starts to circulate, and the solar heat exchange medium enters the preheating tank and transmits heat to the crude oil in the tank; the surplus heat of the solar energy enters an energy storage tank for storage, and when the temperature in the energy storage tank reaches the phase change temperature, the phase change material starts to store energy; when the solar energy is weak and the electricity is in a valley period, the electric heating is started, and the temperature of the electric heating tank is controlled by the system.
The specific running route is as follows: when the solar heat collection quantity meets the requirement of heat exchange quantity, the crude oil is heated only by utilizing the solar energy to absorb heat, and the requirement of the crude oil outlet temperature is met. When the illumination condition is weak and the heat exchange requirement cannot be met only by using solar heat collection quantity, the crude oil is preliminarily preheated by the solar preheating tank and then heated by the graphene electric heating tank to meet the temperature requirement of the crude oil outlet;
when the temperature of the preheating tank cannot be utilized, crude oil is preheated by energy storage heating and then heated by the graphene electric heating tank, so that the requirement of the temperature of the crude oil outlet is met;
when the temperatures of the preheating tank and the energy storage box can not be utilized, the crude oil is heated by the electric heating tank, and the requirement on the temperature of the crude oil outlet is met.
The theory of operation of this scheme utilizes "light and heat + heat-retaining + millet electricity to assist the heat" technique, turns into heat energy with solar radiation, carries out crude oil heating or energy storage through the heat accumulation jar, combines light and heat energy storage + millet electricity energy storage technique, through heat transfer medium, constantly transmits crude oil for the heat source, and under the less strong condition of sun illumination, system automatic start graphite alkene heating device satisfies crude oil heating temperature demand.
Preferably, the crude oil inlet is communicated with the oil inlet of the preheating tank through a fourth pipeline, the oil outlet of the preheating tank is communicated with the oil inlet of the heat storage tank through a fifth pipeline, the oil outlet of the heat storage tank is communicated with the oil inlet of the electric heating tank through a sixth pipeline, the electric heating tank is communicated with the crude oil outlet through an eleventh pipeline, the fourth pipeline is communicated with a seventh pipeline, and the seventh pipeline is communicated with the fifth pipeline and the sixth pipeline through an eighth pipeline and a ninth pipeline respectively.
When the optimal scheme is used, when the temperature of the preheating tank cannot be utilized, crude oil directly enters the heat storage tank, is preheated through energy storage heating and then is heated through the graphene electric heating tank, and the requirement of the temperature of a crude oil outlet is met; when the temperatures of the preheating tank and the energy storage box cannot be utilized, the crude oil directly enters the electric heating tank to heat the crude oil, and the requirement of the crude oil outlet temperature is met; thereby when the preheating tank when unable the use, crude oil directly enters into in the heat accumulation jar or directly gets into in the big electric heating jar, when the preheating tank uses, crude oil directly enters into the crude oil export from the preheating tank oil-out to save crude oil heat transfer route, improve crude oil heat exchange efficiency.
Preferably, the sixth pipeline is communicated with a seventh pipeline, and the seventh pipeline is communicated with the oil outlet. The preferred scheme is that the crude oil inlet is directly communicated with the crude oil outlet through the communication between the sixth pipeline and the seventh pipeline.
Preferably, an end-to-end waste heat pipeline is further arranged between the electric heating tank and the heat storage tank, and the waste heat pipeline penetrates through the electric heating tank and the heat storage tank respectively.
In this preferred scheme, make the waste heat in the electric heating jar be used for heating the heat accumulation jar through the waste heat pipeline, make full use of heat energy.
Preferably, the valves on the eleventh pipeline and the fifth pipeline are one-way valves, and the one-way valve is arranged between the junction of the eighth pipeline and the fifth pipeline and the oil outlet of the preheating tank.
This preferred scheme is when using, guarantees that crude oil enters into the preheating tank from the preheating tank oil inlet all the time, guarantees that crude oil enters into the electric heating tank from the electric heating tank oil inlet all the time to guarantee the heating effect of crude oil.
Preferably, the heat exchange medium in the heat storage tank enters the preheating tank through a tenth pipeline and is mixed with the heat exchange medium in the preheating tank.
The preferred scheme is convenient for the heat exchange medium in the heat storage tank to enter the solar heat collector along with the heat exchange medium in the preheating tank.
The utility model has the advantages that: when the solar temperature reaches a set temperature, a valve between the solar energy and the preheating tank is opened, the solar heat exchange medium starts to circulate, and the solar heat exchange medium enters the preheating tank and transmits heat to the crude oil in the tank; the surplus heat of the solar energy enters an energy storage tank for storage, and when the temperature in the energy storage tank reaches the phase change temperature, the phase change material starts to store energy; when the solar energy is weak and the electricity is in a valley period, the electric heating is started, and the temperature of the electric heating tank is controlled by the system; utilize "light and heat + heat-retaining + millet electricity to assist hot" technique, turn into solar radiation heat energy, carry out crude oil heating or energy storage through the heat accumulation jar, combine light and heat energy storage + millet electricity energy storage technique, through heat transfer medium, give crude oil with heat source continuous transmission, under the less strong condition of solar illumination, system automatic start graphite alkene heating device satisfies crude oil heating temperature demand.
Drawings
FIG. 1 is a schematic structural view of the present invention;
shown in the figure:
1. the heat storage device comprises a first pipeline, a second pipeline, a third pipeline, a fourth pipeline, a fifth pipeline, a sixth pipeline, a 7 seventh pipeline, an 8 eighth pipeline, a 9 ninth pipeline, a 10 tenth pipeline, a 11 eleventh pipeline, a 12 waste heat pipeline, a 13 solar heat collector, a 14 preheating tank, a 15 heat storage tank, a 16 electric heating tank.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
Referring to the attached drawing 1, the utility model relates to a light and heat graphite alkene circulation crude oil heating system, including preheating tank 14, heat accumulation jar 15, the electrical heating jar 16 that crude oil has advanced in proper order, heat transfer medium in preheating tank 14 enters into solar collector 13 through first pipeline 1 in, solar collector 13 carries heat transfer medium to preheating tank 14 in through second pipeline 2, still the intercommunication has the third pipeline 3 with heat accumulation jar 15 intercommunication on the second pipeline 2, and heat transfer medium in the heat accumulation jar 15 enters into preheating tank 14 through tenth pipeline 10 in, mixes with the heat transfer medium in preheating tank 14.
The crude oil inlet is communicated with an oil inlet of a preheating tank 14 through a fourth pipeline 4, an oil outlet of the preheating tank 14 is communicated with an oil inlet of a heat storage tank 15 through a fifth pipeline 5, an oil outlet of the heat storage tank 15 is communicated with an oil inlet of an electric heating tank 16 through a sixth pipeline 6, the electric heating tank 16 is communicated with a crude oil outlet through an eleventh pipeline 11, a seventh pipeline 7 is communicated with the fourth pipeline 4, and the seventh pipeline 7 is communicated with the fifth pipeline 5 and the sixth pipeline 6 through an eighth pipeline 8 and a ninth pipeline 9 respectively.
The sixth conduit 6 is in communication with a seventh conduit 7, said seventh conduit 7 being in communication with an oil outlet.
An end-to-end waste heat pipeline 12 is further arranged between the electric heating tank 16 and the heat storage tank 15, the waste heat pipeline 12 penetrates through the electric heating tank 16 and the heat storage tank 15 respectively, a valve and a pump body are arranged on the waste heat pipeline 12, and a circulating heat transfer medium is arranged in the waste heat pipeline 12.
Valves are arranged on the first pipeline 1, the second pipeline 2, the third pipeline 3, the fourth pipeline 4, the fifth pipeline 5, the sixth pipeline 6, the seventh pipeline 7, the eighth pipeline 8, the ninth pipeline 9, the tenth pipeline 10 and the eleventh pipeline 11, the valves on the eleventh pipeline 11 and the fifth pipeline 5 are one-way valves, and a one-way valve positioned on the fifth pipeline 5 is arranged between a junction of the eighth pipeline 8 and the fifth pipeline 5 and an oil outlet of the preheating tank 14.
A valve positioned on the fourth pipeline 4 is arranged between the junction of the fourth pipeline 4 and the seventh pipeline 7 and the preheater, two valves are arranged on the sixth pipeline 6, the junction of the eighth pipeline 8 and the sixth pipeline 6 is positioned between the two valves,
the seventh pipeline 7 is provided with three valves, one valve is arranged between the fourth pipeline 4 and the eighth pipeline 8, one valve is arranged between the eighth pipeline 8 and the ninth pipeline 9, and one valve is arranged between the ninth pipeline 9 and the eleventh pipeline 11.
The heat storage tank 15 is an energy storage tank, belongs to the prior art, and the phase-change material is used for absorbing heat in the energy storage tank to store energy, so that the energy storage efficiency is high.
The graphene heating sheet is used in the electric heating tank 16, and the film-shaped structure is uniform in heating, large in heat exchange area, high in electrothermal energy conversion rate and obvious in energy-saving effect compared with a traditional resistance heating mode.
When the utility model is used, when the solar temperature reaches the set temperature, the valve between the solar energy and the preheating tank 14 is opened, the solar heat exchange medium starts to circulate, the solar heat exchange medium enters the preheating tank 14, and the heat is transmitted to the crude oil in the tank; the surplus heat of the solar energy enters an energy storage tank for storage, and when the temperature in the energy storage tank reaches the phase change temperature, the phase change material starts to store energy; when the solar energy is weak and the electricity is used in the valley period, the electric heating is started, and the temperature of the electric heating tank 16 is controlled by the system.
The specific running route is as follows: when the solar heat collection quantity meets the heat exchange quantity requirement, the crude oil is heated only by utilizing the solar energy to absorb heat, and the crude oil outlet temperature requirement is met; when the illumination condition is weak and the heat collection quantity of solar energy cannot meet the heat exchange requirement, crude oil is preliminarily preheated by the solar preheating tank 14 and then heated by the graphene electric heating tank 16 to reach the temperature requirement of the crude oil outlet;
when the temperature of the preheating tank 14 cannot be utilized, crude oil is preheated by energy storage heating and then heated by the graphene electric heating tank 16 to meet the requirement of crude oil outlet temperature;
when the temperatures of the preheating tank 14 and the energy storage tank are unavailable, the crude oil is heated by the electric heating tank 16, so that the temperature requirement of the crude oil outlet is met.
The theory of operation of this scheme utilizes "light and heat + heat-retaining + millet electricity to assist the heat" technique, turns into heat energy with solar radiation, carries out crude oil heating or energy storage through heat accumulation jar 15, combines light and heat energy storage + millet electricity energy storage technique, through heat transfer medium, constantly transmits crude oil for the heat source, and under the less strong condition of solar illumination, system automatic start graphite alkene heating device satisfies crude oil heating temperature demand.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims (6)

1. The utility model provides a light and heat graphite alkene circulation crude oil heating system which characterized in that: the heat exchange device comprises a preheating tank (14), a heat storage tank (15) and an electric heating tank (16), wherein crude oil sequentially passes through the preheating tank (14), a heat exchange medium in the preheating tank (14) enters a solar heat collector (13) through a first pipeline (1), the solar heat collector (13) conveys the heat exchange medium to the preheating tank (14) through a second pipeline (2), and the second pipeline (2) is further communicated with a third pipeline (3) communicated with the heat storage tank (15).
2. The photothermal graphene cycle crude oil heating system according to claim 1, wherein: the crude oil inlet is communicated with an oil inlet of a preheating tank (14) through a fourth pipeline (4), an oil outlet of the preheating tank (14) is communicated with an oil inlet of a heat storage tank (15) through a fifth pipeline (5), an oil outlet of the heat storage tank (15) is communicated with an oil inlet of an electric heating tank (16) through a sixth pipeline (6), the electric heating tank (16) is communicated with a crude oil outlet through an eleventh pipeline (11), a seventh pipeline (7) is communicated with the fourth pipeline (4), and the seventh pipeline (7) is communicated with the fifth pipeline (5) and the sixth pipeline (6) through an eighth pipeline (8) and a ninth pipeline (9) respectively.
3. The photothermal graphene cycle crude oil heating system according to claim 2, wherein: the sixth pipeline (6) is communicated with a seventh pipeline (7), and the seventh pipeline (7) is communicated with an oil outlet.
4. The photothermal graphene cycle crude oil heating system according to claim 1, wherein: still be equipped with end to end's waste heat pipeline (12) between electric heating jar (16) and heat accumulation jar (15), waste heat pipeline (12) run through electric heating jar (16) and heat accumulation jar (15) respectively.
5. The photothermal graphene cycle crude oil heating system according to claim 3, wherein: the valves on the eleventh pipeline (11) and the fifth pipeline (5) are one-way valves, and the one-way valves are arranged between the junction of the eighth pipeline (8) and the fifth pipeline (5) and the oil outlet of the preheating tank (14).
6. The photothermal graphene cycle crude oil heating system according to claim 1, wherein: and the heat exchange medium in the heat storage tank (15) enters the preheating tank (14) through the tenth pipeline (10) and is mixed with the heat exchange medium in the preheating tank (14).
CN202222544059.XU 2022-09-26 2022-09-26 Photo-thermal graphene circulating crude oil heating system Active CN218722349U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222544059.XU CN218722349U (en) 2022-09-26 2022-09-26 Photo-thermal graphene circulating crude oil heating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222544059.XU CN218722349U (en) 2022-09-26 2022-09-26 Photo-thermal graphene circulating crude oil heating system

Publications (1)

Publication Number Publication Date
CN218722349U true CN218722349U (en) 2023-03-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222544059.XU Active CN218722349U (en) 2022-09-26 2022-09-26 Photo-thermal graphene circulating crude oil heating system

Country Status (1)

Country Link
CN (1) CN218722349U (en)

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