CN218936693U - Adopt solar heating's heat preservation fire prevention oil storage tank - Google Patents
Adopt solar heating's heat preservation fire prevention oil storage tank Download PDFInfo
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- CN218936693U CN218936693U CN202222916442.3U CN202222916442U CN218936693U CN 218936693 U CN218936693 U CN 218936693U CN 202222916442 U CN202222916442 U CN 202222916442U CN 218936693 U CN218936693 U CN 218936693U
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Abstract
The utility model provides a heat-insulating fireproof petroleum storage tank adopting solar heating, which comprises a shell and a tank body positioned in the shell, wherein petroleum is stored in the tank body; the shell comprises a wall body and a ceiling, the wall body is arranged around the periphery of the tank body, the ceiling is positioned at the top of the wall body, and a gap is formed between the wall body and the periphery of the tank body; the ceiling comprises a heat absorption layer and a heat preservation layer positioned on the inner surface of the heat absorption layer, and a gap is formed between the heat preservation layer and the top of the tank body; the solar energy heating device is characterized in that an interlayer is arranged on the outer wall of the tank body, a heat exchange device is arranged in the interlayer, and the heat exchange device is circularly connected with the solar energy heating device. The heat-insulating fireproof petroleum storage tank provided by the utility model adopts two different modes of direct heating and indirect heating to heat the petroleum, and solves the problems of complex structure, large energy consumption, uneven heating, poor heating effect and the like of the conventional petroleum storage tank heat-insulating heating equipment.
Description
Technical Field
The utility model belongs to the technical field of petroleum storage, and relates to a heat-preservation fireproof petroleum storage tank heated by solar energy.
Background
In the process of oil field development, for oil field thermodynamic systems such as an oil field centralized processing station, an oil field transfer station, an oil field gathering and transportation combination station and the like, in order to realize operations such as pipeline heat tracing, oil tank maintenance temperature, office heating and the like, heat supply is usually required to be carried out on a heat utilization unit in the oil field thermodynamic system. Therefore, it is necessary to provide a heating device for an oilfield thermodynamic system.
The heating device of the oilfield thermodynamic system provided by the prior art comprises: the heating furnace, the oil transfer pump that is connected with the combustion chamber of heating furnace through the fuel line, the hot-water pump that is connected with the convection chamber export of heating furnace through the hot-water line, the hot-water pump still is connected with the heat utilization unit of oil field thermodynamic system through the hot-water line. The oil transfer pump pumps crude oil or associated gas generated by the oilfield thermodynamic system as fuel into a combustion chamber of the heating furnace, after the crude oil or associated gas is combusted to generate heat, the heat is transferred to a convection chamber of the heating furnace through convection, water in the convection chamber is heated to a desired temperature, then hot water is conveyed to the hot water pump through a hot water pipeline, and the hot water is pumped to a heat utilization unit of the oilfield thermodynamic system to realize heat supply.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide the heat-preservation fireproof petroleum storage tank adopting solar heating, which adopts two different modes of direct heating and indirect heating to heat the petroleum, and solves the problems of complex structure, large energy consumption, uneven heating, poor heating effect and the like of the conventional petroleum storage tank heat-preservation heating equipment.
To achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a heat-insulating fireproof petroleum storage tank adopting solar heating, which comprises a shell and a tank body positioned in the shell, wherein petroleum is stored in the tank body;
the shell comprises a wall body and a ceiling, the wall body is arranged around the periphery of the tank body, the ceiling is positioned at the top of the wall body, and a gap is formed between the wall body and the periphery of the tank body; the ceiling comprises a heat absorption layer and a heat preservation layer positioned on the inner surface of the heat absorption layer, and a gap is formed between the heat preservation layer and the top of the tank body;
the oil tank is characterized in that an interlayer is arranged on the outer wall of the tank body, a heat exchange device is arranged in the interlayer, the heat exchange device is circularly connected with a solar heating device, a heat exchange medium circularly flows between the heat exchange device and the solar heating device, the solar heating device is used for heating the heat exchange medium, and the heat exchange medium enters the heat exchange device to heat oil in the tank body.
The heat-insulating fireproof petroleum storage tank provided by the utility model adopts two different modes of direct heating and indirect heating to heat petroleum in a heat-insulating way. The shell is used for directly collecting heat and preserving heat of the internal tank body, the heat absorbing layer of the shell ceiling is mainly used for absorbing heat generated by direct irradiation of sunlight, and the heat preserving layer can keep the heat in the shell not to dissipate in a long time. In addition, leave certain space as the air current passageway between shell and the jar body, form the gas circulation backward flow in the air current passageway, realize the heat and block, prevent the heat from the outside diffusion of jar body, also can keep apart combustible material and air in the air current passageway simultaneously, play the purpose of fire prevention. The tank body is indirectly subjected to heat collection and heat preservation through the heat exchange device and the solar heating device, and when the tank is used, the solar heating device collects solar energy and converts the solar energy into heat to heat a heat exchange medium, the heat exchange medium enters the heat exchange device to heat the outer wall of the tank body, and then petroleum stored in the tank body is heated. The heat-insulating fireproof petroleum storage tank solves the problems of complex structure, large energy consumption, uneven heating, poor heating effect and the like of the conventional petroleum storage tank heat-insulating heating equipment.
As a preferable technical scheme of the utility model, the solar heating device comprises a heat exchange medium storage tank for storing the heat exchange medium, wherein the outlet end of the heat exchange medium storage tank is sequentially connected with a conveying pump and a solar heat collector along the flow direction of the heat exchange medium, the outlet end of the solar heat collector is connected with the inlet end of the heat exchange device, the outlet end of the heat exchange device is connected with the heat exchange medium storage tank, and the heat exchange medium circularly flows among the heat exchange medium storage tank, the solar heat collector and the heat exchange device.
In the present utility model, the working principle of the solar heating device includes: and starting a conveying pump to lift the heat exchange medium, conveying the heat exchange medium to a solar heat collector under the irradiation of sunlight through a pipeline for conveying the heat exchange medium, receiving the heat of the solar light by the solar heat collector, heating the cold heat exchange medium to obtain the hot heat exchange medium, and fully or partially storing the heat exchange medium in a heat exchange medium storage tank. The hot heat exchange medium stored in the heat exchange medium storage tank enters the heat exchange device to heat the petroleum in the tank body. The temperature of the heated heat exchange medium is reduced, the heated heat exchange medium is discharged into a heat exchange medium storage tank from an outlet of the heat exchange device, and the heated heat exchange medium enters the heat exchange medium after being heated by the solar heat collector again. The heat exchange medium circularly flows among the heat exchange medium storage tank, the solar heat collector and the heat exchange device, and continuously passes through the circulation processes of solar heating, heat exchange cooling, reheating and cooling again.
As a preferable technical scheme of the utility model, the solar heat collector comprises a solar panel and a heat exchange pipeline, wherein a cavity is formed in the solar panel, two ends of the heat exchange pipeline are communicated with the cavity, antifreeze is injected into the cavity and the heat exchange pipeline, and the solar panel is used for converting absorbed solar energy into heat energy and heating the antifreeze.
The solar heat collector further comprises a heat exchange water tank, the heat exchange pipeline stretches into the heat exchange water tank, the inlet end of the heat exchange water tank is connected with the outlet end of the conveying pump, the outlet end of the heat exchange water tank is connected with the inlet end of the heat exchange device, the conveying pump is used for pumping heat exchange medium in the heat exchange medium storage tank into the heat exchange water tank, and antifreeze fluid circularly flowing in the heat exchange pipeline heats the heat exchange medium in the heat exchange water tank.
According to the preferred technical scheme, the outlet end of the solar heating device is connected with the inlet end of the heat exchange device through the heating main pipe, the heating main pipe is connected with the heating branch pipe in parallel, the heating branch pipe is provided with the secondary heating device, the heating main pipe and the heating branch pipe are respectively provided with the first regulating valve and the second regulating valve, and the heat exchange medium discharged by the solar heating device enters the heat exchange device or the secondary heating device through switching the first regulating valve and the second regulating valve.
The utility model is additionally provided with a secondary heating device on the basis of a solar heating device, and the secondary heating device mainly adopts an oilfield thermodynamic system, namely heat generated by fuel combustion, to heat and preserve heat of the petroleum storage tank. Through setting up solar collector, make full use of clean environmental protection's solar energy heats heat exchange medium, cooperates secondary heating device, can effectively reduce secondary heating device's load, reduces and does not even use the oil field thermodynamic system to produce the combustion capacity of crude oil certainly, has reduced harmful gas and carbon dioxide's emission, has reduced environmental pollution and heat supply cost.
As a preferable technical scheme of the utility model, the outlet end of the solar heating device is provided with a temperature sensor, the temperature sensor is electrically connected with the controller, the controller respectively and independently feeds back and controls the first regulating valve and the second regulating valve, and the temperature sensor is used for detecting the temperature of a heat exchange medium discharged by the solar heating device.
It should be noted that, the utility model can optionally carry out secondary heating on the heat exchange medium through the secondary heating device, the temperature sensor can detect the temperature of the heat exchange medium in real time and transmit the temperature to the controller, when the controller detects that the temperature of the heat exchange medium reaches the use requirement, the second regulating valve is closed, the first regulating valve is opened, and the heat exchange medium discharged from the solar heating device directly enters the heat exchange device through the heating main pipe; otherwise, when the controller detects that the temperature of the heat exchange medium does not reach the use requirement, the first regulating valve is closed, the second regulating valve is opened, and the heat exchange medium discharged by the solar heating device enters the secondary heating device for secondary heating and then enters the heat exchange device.
As a preferable technical scheme of the utility model, the heat exchange device is a heat exchange tube, and the periphery of the heat exchange tube is filled with phase change materials.
The heat exchange device provided by the utility model is a coiled heat exchanger, and can be selected as spiral and S-shaped heat exchange tubes, and the heat exchange tubes are made of metal tubes with good heat conductivity. During operation, the high-temperature heat exchange medium transfers heat to the inner wall of the tank body. The utility model preferably fills the phase change material at the periphery of the heat exchange tube, the phase change material can store energy and release heat in a delayed time, the phase change material is heated by solar energy or low peak-valley electric energy, and the phase change material changes phase (such as changing from solid state to liquid state) after absorbing heat, so that the solar energy is stored. During periods of no solar illumination, the phase change material reverts from a liquid state to a solid state and releases thermal energy. The energy storage principle of the phase change material belongs to latent heat storage of substances, is different from the sensible heat energy storage of a solar heat collecting device by utilizing a heat exchange medium, corresponds to a circulation process with small temperature fluctuation, and has very high efficiency.
As a preferable technical scheme of the utility model, the heat-insulating fireproof petroleum storage tank further comprises a spraying device.
The spraying device comprises a spraying liquid storage tank and a spray head, wherein the spray head is positioned in a gap between the wall body and the periphery of the tank body, and the spraying liquid storage tank is positioned outside the wall body.
The spray liquid storage tank is connected with the spray head through a spray pipeline, and a liquid inlet valve is arranged on the spray pipeline.
When the weather is dry, can open the feed liquor valve, make the spray liquor in the spray liquor storage tank get into the spray line and finally spouted by the shower nozzle, moisten the air around, avoid static to produce, and then reduce the risk of causing the conflagration because of static.
As a preferable technical scheme of the utility model, the tank body is internally provided with a stirring device.
The stirring device is arranged in the tank body and is used for stirring the petroleum, so that the petroleum is uniformly contacted with the inner wall of the tank body, and further, the effect of uniform heating is achieved.
As a preferable technical scheme of the utility model, a plurality of vent holes are formed in the bottom of the wall body, and vent plugs are arranged at the vent holes.
The center of the ceiling is provided with an exhaust hole which can be opened and closed.
The present utility model can realize accumulation of heat of discharge of cool air by opening or closing the vent hole and the exhaust hole in proper condition. Specifically, under the condition that the sunlight is sufficient in daytime, the sunlight needs to be stored through the shell, at the moment, the exhaust hole at the ceiling needs to be closed, the bottom vent hole is opened, at the moment, the sunlight irradiates into the shell through the heat absorption layer of the ceiling, the cool air is discharged through the vent hole at the bottom, and the air temperature in the shell is increased. When the temperature in the oil storage tank is too high, the vent hole at the top of the top shed is opened, the bottom vent hole is closed, and at the moment, hot air is discharged through the top vent hole until the temperature in the oil storage tank is recovered to be normal, and then the top vent hole is closed.
As a preferable technical scheme of the utility model, the heat absorbing layer is made of transparent materials.
Compared with the prior art, the utility model has the beneficial effects that:
the heat-insulating fireproof petroleum storage tank provided by the utility model adopts two different modes of direct heating and indirect heating to heat petroleum in a heat-insulating way. The shell is used for directly collecting heat and preserving heat of the internal tank body, the heat absorbing layer of the shell ceiling is mainly used for absorbing heat generated by direct irradiation of sunlight, and the heat preserving layer can keep the heat in the shell not to dissipate in a long time. In addition, leave certain space as the air current passageway between shell and the jar body, form the gas circulation backward flow in the air current passageway, realize the heat and block, prevent the heat from the outside diffusion of jar body, also can keep apart combustible material and air in the air current passageway simultaneously, play the purpose of fire prevention. The tank body is indirectly subjected to heat collection and heat preservation through the heat exchange device and the solar heating device, and when the tank is used, the solar heating device collects solar energy and converts the solar energy into heat to heat a heat exchange medium, the heat exchange medium enters the heat exchange device to heat the outer wall of the tank body, and then petroleum stored in the tank body is heated. The heat-insulating fireproof petroleum storage tank solves the problems of complex structure, large energy consumption, uneven heating, poor heating effect and the like of the conventional petroleum storage tank heat-insulating heating equipment.
Drawings
Fig. 1 is a schematic structural diagram of a heat-insulating fireproof petroleum storage tank according to an embodiment of the present utility model.
Wherein, 1-a heat absorption layer; 2-an insulating layer; 3-exhaust holes; 4-a wall body; 5-vent holes; 6, a tank body; 7-an interlayer; 8-a heat exchange device; 9-a heat exchange medium storage tank; 10-a solar collector; 11-solar panel; 12-heat exchange pipelines; 13-a heat exchange water tank; 14-heating the main pipe; 15-a first regulating valve; 16-heating branch pipes; 17-a second regulating valve; 18-a secondary heating device; 19-a transfer pump; 20-a spray liquid storage tank; 21-a spray pipeline; 22-spray head; 23-a temperature sensor; 24-controller.
Detailed Description
It is to be understood that in the description of the present utility model, the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
It should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
It will be appreciated by those skilled in the art that the present utility model necessarily includes the necessary piping, conventional valves and general pumping equipment for achieving process integrity, but the foregoing is not a major innovation of the present utility model, and that the present utility model is not particularly limited thereto as the layout may be added by themselves based on the process flow and the equipment configuration options.
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
In one embodiment, the utility model provides a heat-insulating fireproof petroleum storage tank heated by solar energy, as shown in fig. 1, wherein the heat-insulating fireproof petroleum storage tank comprises a shell and a tank body 6 positioned in the shell, and petroleum is stored in the tank body 6;
the shell comprises a wall body 4 arranged around the periphery of the tank body 6 and a ceiling positioned at the top of the wall body 4, and a gap is formed between the wall body 4 and the periphery of the tank body 6; the ceiling comprises a heat absorption layer 1 and a heat preservation layer 2 positioned on the inner surface of the heat absorption layer 1, and a gap is formed between the heat preservation layer 2 and the top of the tank body 6;
the oil tank is characterized in that an interlayer 7 is arranged on the outer wall of the tank body 6, a heat exchange device 8 is arranged in the interlayer 7, the heat exchange device 8 is circularly connected with a solar heating device, a heat exchange medium circularly flows between the heat exchange device 8 and the solar heating device, the solar heating device is used for heating the heat exchange medium, and the heat exchange medium enters the heat exchange device 8 to heat oil in the tank body 6.
The heat-insulating fireproof petroleum storage tank provided by the utility model adopts two different modes of direct heating and indirect heating to heat petroleum in a heat-insulating way. The heat-absorbing layer 1 of the shell ceiling is mainly used for absorbing heat generated by direct irradiation of sunlight, and the heat-insulating layer 2 can keep the heat in the shell not to be dissipated for a long time. In addition, leave certain space as the air current passageway between shell and the jar body 6, form the gas circulation backward flow in the air current passageway, realize the heat and block, prevent the heat from the outside diffusion of jar body 6, also can keep apart combustible material and air in the air current passageway simultaneously, play the purpose of fire prevention. The tank body 6 is indirectly subjected to heat collection and heat preservation through the heat exchange device 8 and the solar heating device, and when the solar heat collection tank is used, the solar heating device collects solar energy and converts the solar energy into heat to heat a heat exchange medium, the heat exchange medium enters the heat exchange device 8 and then heats the outer wall of the tank body 6, and then petroleum stored in the tank body 6 is heated. The heat-insulating fireproof petroleum storage tank solves the problems of complex structure, large energy consumption, uneven heating, poor heating effect and the like of the conventional petroleum storage tank heat-insulating heating equipment.
Further, the solar heating device comprises a heat exchange medium storage tank 9 for storing the heat exchange medium, an outlet end of the heat exchange medium storage tank 9 is sequentially connected with a conveying pump 19 and a solar heat collector 10 along a flow direction of the heat exchange medium, an outlet end of the solar heat collector 10 is connected to an inlet end of the heat exchange device 8, an outlet end of the heat exchange device 8 is connected to the heat exchange medium storage tank 9, and the heat exchange medium circularly flows among the heat exchange medium storage tank 9, the solar heat collector 10 and the heat exchange device 8.
In the present utility model, the working principle of the solar heating device includes: the transfer pump 19 is started to lift the heat exchange medium, the heat exchange medium is transferred to the solar heat collector 10 under the irradiation of sunlight through a pipeline for transferring the heat exchange medium, the solar heat collector 10 receives the heat of the sunlight to heat the cold heat exchange medium to obtain the hot heat exchange medium, and the heat exchange medium storage tank 9 can store the heat exchange medium in whole or in part. The hot heat exchange medium stored in the heat exchange medium storage tank 9 enters the heat exchange device 8 to heat the petroleum in the tank body 6. The temperature of the heated heat exchange medium is reduced, the heated heat exchange medium is discharged into a heat exchange medium storage tank 9 from an outlet of the heat exchange device 8, and the heated heat exchange medium enters the heat exchange medium after being heated by the solar heat collector 10 again. The heat exchange medium circularly flows among the heat exchange medium storage tank 9, the solar heat collector 10 and the heat exchange device 8, and continuously passes through the circulation processes of solar heating, heat exchange cooling, reheating and cooling again.
Further, the solar heat collector 10 includes a solar panel 11 and a heat exchange pipe 12, a cavity is formed in the solar panel 11, two ends of the heat exchange pipe 12 are both communicated with the cavity, an antifreeze is injected into the cavity and the heat exchange pipe 12, and the solar panel 11 is used for converting absorbed solar energy into heat energy and heating the antifreeze.
The solar heat collector 10 further comprises a heat exchange water tank 13, the heat exchange pipeline 12 stretches into the heat exchange water tank 13, an inlet end of the heat exchange water tank 13 is connected with an outlet end of the conveying pump 19, an outlet end of the heat exchange water tank 13 is connected with an inlet end of the heat exchange device 8, the conveying pump 19 is used for pumping heat exchange medium in the heat exchange medium storage tank 9 into the heat exchange water tank 13, and antifreeze flowing in the heat exchange pipeline 12 heats the heat exchange medium in the heat exchange water tank 13.
Further, the outlet end of the solar heating device is connected with the inlet end of the heat exchange device 8 through a heating main pipe 14, a heating branch pipe 16 is connected in parallel to the heating main pipe 14, a secondary heating device 18 is arranged on the heating branch pipe 16, a first regulating valve 15 and a second regulating valve 17 are respectively arranged on the heating main pipe 14 and the heating branch pipe 16, and the heat exchange medium discharged by the solar heating device enters the heat exchange device 8 or the secondary heating device 18 by switching the first regulating valve 15 and the second regulating valve 17.
The utility model adds the secondary heating device 18 on the basis of the solar heating device, and the secondary heating device 18 mainly adopts an oilfield thermodynamic system, namely heat generated by fuel combustion, to heat and preserve heat of the petroleum storage tank. By arranging the solar heat collector 10, clean and environment-friendly solar energy is fully utilized to heat the heat exchange medium, and the load of the secondary heating device 18 can be effectively reduced by matching with the secondary heating device 18, the combustion quantity of crude oil self-produced by an oilfield thermodynamic system is reduced or even not used, the emission of harmful gas and carbon dioxide is reduced, and the environmental pollution and the heat supply cost are reduced.
Further, a temperature sensor 23 is disposed at the outlet end of the solar heating device, the temperature sensor 23 is electrically connected to the controller 24, the controller 24 respectively and independently feedback-controls the first regulating valve 15 and the second regulating valve 17, and the temperature sensor 23 is used for detecting the temperature of the heat exchange medium discharged by the solar heating device.
It should be noted that, the present utility model optionally heats the heat exchange medium twice by the secondary heating device 18, detects the temperature of the heat exchange medium in real time by the temperature sensor 23 and transmits the detected temperature to the controller 24, when the controller 24 detects that the temperature of the heat exchange medium reaches the use requirement, the second regulating valve 17 is closed, the first regulating valve 15 is opened, and the heat exchange medium discharged from the solar heating device directly enters the heat exchange device 8 through the heating main pipe 14; otherwise, when the controller 24 detects that the temperature of the heat exchange medium does not reach the use requirement, the first regulating valve 15 is closed, the second regulating valve 17 is opened, and the heat exchange medium discharged by the solar heating device enters the secondary heating device 18 for secondary heating and then enters the heat exchange device 8.
Further, the heat exchange device 8 is a heat exchange tube, and the periphery of the heat exchange tube is filled with a phase change material.
The heat exchange device 8 provided by the utility model is a coiled heat exchanger, and can be selected as spiral and S-shaped heat exchange tubes, and the heat exchange tubes are made of metal tubes with good heat conductivity. In operation, the high temperature heat exchange medium transfers heat to the inner wall of the tank 6. The utility model preferably fills the phase change material at the periphery of the heat exchange tube, the phase change material can store energy and release heat in a delayed time, the phase change material is heated by solar energy or low peak-valley electric energy, and the phase change material changes phase (such as changing from solid state to liquid state) after absorbing heat, so that the solar energy is stored. During periods of no solar illumination, the phase change material reverts from a liquid state to a solid state and releases thermal energy. The energy storage principle of the phase change material belongs to latent heat storage of substances, is different from the sensible heat energy storage of a solar heat collecting device by utilizing a heat exchange medium, corresponds to a circulation process with small temperature fluctuation, and has very high efficiency.
Further, the heat-insulating fireproof petroleum storage tank also comprises a spraying device.
The spraying device comprises a spraying liquid storage tank 20 and a spray head 22, wherein the spray head 22 is positioned in a gap between the wall body 4 and the periphery of the tank body 6, and the spraying liquid storage tank 20 is positioned outside the wall body 4.
The spray liquid storage tank 20 and the spray head 22 are connected through a spray pipeline 21, and a liquid inlet valve is arranged on the spray pipeline 21.
When the weather is dry, the liquid inlet valve can be opened, so that the spray liquid in the spray liquid storage tank 20 enters the spray pipeline 21 and is finally sprayed out by the spray head 22, the surrounding air is humidified, static electricity is avoided, and the risk of fire caused by the static electricity is further reduced.
Further, a stirring device is arranged in the tank body 6.
The stirring device is arranged in the tank body 6 and is used for stirring the petroleum, so that the petroleum uniformly contacts with the inner wall of the tank body 6, and further, the effect of uniform heating is achieved.
Further, a plurality of vent holes 5 are formed in the bottom of the wall body 4, and vent plugs are arranged at the vent holes 5.
The center of the ceiling is provided with an exhaust hole 3 which can be opened and closed.
The present utility model can realize accumulation of heat of discharge of cool air by opening or closing the vent hole 5 and the vent hole 3 in appropriate cases. Specifically, when the sunlight is sufficient in the daytime, the sunlight needs to be stored in the housing, the exhaust hole 3 at the ceiling needs to be closed, the bottom vent hole 5 is opened, the sunlight irradiates into the housing through the heat absorbing layer 1 of the ceiling, the cool air is discharged through the bottom vent hole 5, and the air temperature in the housing increases. When the temperature in the oil storage tank is too high, the vent hole 3 at the top of the top shed is opened, the bottom vent hole 5 is closed, and at the moment, hot air is discharged through the top vent hole 3, and the top vent hole 3 can be closed until the temperature in the oil storage tank is recovered to be normal.
Further, the heat absorbing layer 1 is made of transparent material.
The applicant declares that the above is only a specific embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and it should be apparent to those skilled in the art that any changes or substitutions that are easily conceivable within the technical scope of the present utility model disclosed by the present utility model fall within the scope of the present utility model and the disclosure.
Claims (10)
1. The heat-insulating fireproof petroleum storage tank is characterized by comprising a shell and a tank body positioned in the shell, wherein petroleum is stored in the tank body;
the shell comprises a wall body and a ceiling, the wall body is arranged around the periphery of the tank body, the ceiling is positioned at the top of the wall body, and a gap is formed between the wall body and the periphery of the tank body; the ceiling comprises a heat absorption layer and a heat preservation layer positioned on the inner surface of the heat absorption layer, and a gap is formed between the heat preservation layer and the top of the tank body;
the oil tank is characterized in that an interlayer is arranged on the outer wall of the tank body, a heat exchange device is arranged in the interlayer, the heat exchange device is circularly connected with a solar heating device, a heat exchange medium circularly flows between the heat exchange device and the solar heating device, the solar heating device is used for heating the heat exchange medium, and the heat exchange medium enters the heat exchange device to heat oil in the tank body.
2. The heat-insulating fireproof petroleum storage tank adopting solar heating according to claim 1, wherein the solar heating device comprises a heat exchange medium storage tank storing the heat exchange medium, an outlet end of the heat exchange medium storage tank is sequentially connected with a delivery pump and a solar heat collector along the flow direction of the heat exchange medium, an outlet end of the solar heat collector is connected with an inlet end of the heat exchange device, an outlet end of the heat exchange device is connected with the heat exchange medium storage tank, and the heat exchange medium circularly flows among the heat exchange medium storage tank, the solar heat collector and the heat exchange device.
3. The heat-insulating fireproof petroleum storage tank heated by solar energy according to claim 2, wherein the solar heat collector comprises a solar panel and a heat exchange pipeline, a cavity is formed in the solar panel, two ends of the heat exchange pipeline are communicated with the cavity, antifreeze is injected into the cavity and the heat exchange pipeline, and the solar panel is used for converting absorbed solar energy into heat energy and heating the antifreeze;
the solar heat collector further comprises a heat exchange water tank, the heat exchange pipeline stretches into the heat exchange water tank, the inlet end of the heat exchange water tank is connected with the outlet end of the conveying pump, the outlet end of the heat exchange water tank is connected with the inlet end of the heat exchange device, the conveying pump is used for pumping heat exchange medium in the heat exchange medium storage tank into the heat exchange water tank, and antifreeze fluid circularly flowing in the heat exchange pipeline heats the heat exchange medium in the heat exchange water tank.
4. The heat-preservation fireproof petroleum storage tank adopting solar heating according to claim 1, wherein an outlet end of the solar heating device is connected with an inlet end of the heat exchange device through a heating main pipe, a heating branch pipe is connected in parallel on the heating main pipe, a secondary heating device is arranged on the heating branch pipe, a first regulating valve and a second regulating valve are respectively arranged on the heating main pipe and the heating branch pipe, and a heat exchange medium discharged by the solar heating device enters the heat exchange device or the secondary heating device through switching the first regulating valve and the second regulating valve.
5. The heat-insulating fireproof petroleum storage tank adopting solar heating according to claim 4, wherein the outlet end of the solar heating device is provided with a temperature sensor, the temperature sensor is electrically connected with a controller, the controller is used for independently and feedback controlling the first regulating valve and the second regulating valve respectively, and the temperature sensor is used for detecting the temperature of a heat exchange medium discharged by the solar heating device.
6. The heat-insulating fireproof petroleum storage tank adopting solar heating according to claim 1, wherein the heat exchanging device is a heat exchanging tube, and the periphery of the heat exchanging tube is filled with phase change material.
7. The insulated fireproof petroleum storage tank heated by solar energy of claim 1, wherein the insulated fireproof petroleum storage tank further comprises a spraying device;
the spraying device comprises a spraying liquid storage tank and a spray head, the spray head is positioned in a gap between the wall body and the periphery of the tank body, and the spraying liquid storage tank is positioned outside the wall body;
the spray liquid storage tank is connected with the spray head through a spray pipeline, and a liquid inlet valve is arranged on the spray pipeline.
8. The heat-insulating fireproof petroleum storage tank heated by solar energy according to claim 1, wherein a stirring device is arranged in the tank body.
9. The heat-insulating fireproof petroleum storage tank adopting solar heating according to claim 1, wherein a plurality of vent holes are formed in the bottom of the wall body, and vent plugs are arranged at the vent holes;
and an exhaust hole is formed in the center of the ceiling.
10. The insulated fireproof petroleum storage tank heated by solar energy according to claim 1, wherein the heat absorbing layer is made of transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222916442.3U CN218936693U (en) | 2022-10-31 | 2022-10-31 | Adopt solar heating's heat preservation fire prevention oil storage tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222916442.3U CN218936693U (en) | 2022-10-31 | 2022-10-31 | Adopt solar heating's heat preservation fire prevention oil storage tank |
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| Publication Number | Publication Date |
|---|---|
| CN218936693U true CN218936693U (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222916442.3U Active CN218936693U (en) | 2022-10-31 | 2022-10-31 | Adopt solar heating's heat preservation fire prevention oil storage tank |
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| Country | Link |
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| CN (1) | CN218936693U (en) |
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2022
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