CN109229999B - Grease proofing deposit oil storage tank based on solar energy collection - Google Patents
Grease proofing deposit oil storage tank based on solar energy collection Download PDFInfo
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- CN109229999B CN109229999B CN201810962672.9A CN201810962672A CN109229999B CN 109229999 B CN109229999 B CN 109229999B CN 201810962672 A CN201810962672 A CN 201810962672A CN 109229999 B CN109229999 B CN 109229999B
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- oil storage
- storage tank
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/74—Large containers having means for heating, cooling, aerating or other conditioning of contents
- B65D88/745—Large containers having means for heating, cooling, aerating or other conditioning of contents blowing or injecting heating, cooling or other conditioning fluid inside the container
Abstract
The invention relates to the technical field of oil storage tanks, in particular to an oil-deposition-preventing oil storage tank based on solar heat collection. An oil deposit prevention oil storage tank based on solar heat collection comprises: the oil storage tank body, the inside of oil storage tank body has the article to divide into oil storage layer and sedimentary deposit, goes into oil pipe, go into oil pipe and extend to the sedimentary deposit from the oil storage tank body is outward, goes out oil pipe, go out the oil pipe setting in the outside of oil storage tank body, the oil pump is arranged in taking out the bottom oil storage in the sedimentary deposit to an oil pipe, solar collector's both ends respectively with go into oil pipe and go out oil union coupling, solar collector is used for preheating the oil storage of circulation, has solved and has used electric power to heat the problem of extravagant energy and not environmental protection to the oil storage, and energy-concerving and environment-protective has guaranteed the.
Description
Technical Field
The invention relates to the technical field of oil storage tanks, in particular to an oil-deposition-preventing oil storage tank based on solar heat collection.
Background
The oil storage blending is to detect the product characteristics of various petroleum fractions according to the product characteristics such as: density, cetane number, octane number, fraction temperature, viscosity, impurity content and the like, and according to the indexes, blending is carried out according to national standard oil storage standards, so that the lowest cost of the fuel oil reaches national standard fuel oil, chemical additives (mainly liquid fuel) and various waste oils (waste engine oil, tire oil, plastic oil and the like) are required to be added in blending for national standard or non-standard blending, the use of imported vehicles, domestic vehicles, high-speed engines, low-speed engines and the like can be met, and finally, the blended finished product oil is stored by using an oil storage tank; however, during the storage period of the product oil, due to different densities of additives in the oil storage tank or long-term storage, the upper layer oil, the middle layer oil and the lower layer oil in the oil storage tank are easy to be layered, so that the quality of each layer of oil is different, and the sales volume of the product oil is greatly influenced.
Chinese patent CN201711287154.3 provides an oil storage tank with bilayer structure, through being provided with oil pumping pipe, arrange oil pipe and circulating pump, thereby make the oil storage in the oil storage tank can carry out the circulation and flow, thereby avoided effectively because of additive density difference in the oil storage or deposit the layering phenomenon that produces for a long time, thereby make the quality of oil storage can obtain fine assurance, but through being provided with electromagnetic heating layer, make the oil storage tank can keep the extravagant energy of such mode of the required temperature of oil storage and be not environmental protection according to the demand.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problems that energy is wasted and the environment is not protected when the stored oil is heated by using electric power, the invention provides an oil-proof deposition oil storage tank based on solar heat collection.
The technical scheme adopted by the invention for solving the technical problems is as follows: an oil deposit prevention oil storage tank based on solar heat collection comprises:
the oil storage tank comprises an oil storage tank body, oil products in the oil storage tank body are divided into an oil storage layer and a deposition layer,
an oil inlet pipe extending from the outside of the oil storage tank body to the deposition layer,
the oil outlet pipe is arranged outside the oil storage tank body,
an oil pump for pumping the bottom oil storage in the settled layer into an oil outlet pipe,
the two ends of the solar heat collector are respectively connected with the oil inlet pipe and the oil outlet pipe, and the solar heat collector is used for preheating circulating oil storage.
Specifically, the solar collector comprises: and the two ends of the heat collecting pipe are respectively communicated with the oil inlet pipe and the oil outlet pipe.
Specifically, the heat collecting tube includes: the heat collecting tube comprises an outer tube, an inner tube and a heat collecting coating film arranged between the outer tube and the inner tube.
Preferably, the system further comprises a temperature regulating system.
Specifically, the temperature regulation system includes: central processing unit, temperature sensor, signal reflection module, accuse temperature oil tank, heat transfer oil tank and control switch, central processing unit is connected with signal reflection module and oil pump electricity respectively, temperature sensor is connected with signal reflection module electricity, the setting of accuse temperature oil tank is between play oil pipe and thermal-collecting tube, the heat transfer oil tank sets up at the thermal-collecting tube and goes into between the oil pipe, the heat transfer oil tank with accuse temperature oil tank intercommunication, control switch is arranged in controlling the thermal-collecting tube in the oil storage directly gets into in the oil pipe or get into in the oil pipe behind the heat transfer oil tank.
Specifically, the heat collecting pipe and the oil inlet pipe are connected sequentially through the extension pipe, the first straight pipe and the second straight pipe are communicated with the heat exchange oil tank, the extension pipe is located at the position connected with the first straight pipe and is provided with a temperature measuring accommodating cavity, and the temperature sensor is arranged in the temperature measuring accommodating cavity.
Specifically, be equipped with the heat transfer mouth between accuse temperature oil tank and the heat transfer oil tank, control switch includes: the heat exchanger comprises a first switch, a second switch and a heat exchange switch, wherein the upper end and the lower end of the joint of a first straight pipe and a heat exchange oil tank are respectively a first contact and a second contact, and the upper end and the lower end of the joint of a second straight pipe and the heat exchange oil tank are respectively a third contact and a fourth contact.
Specifically, be equipped with circuitous temperature control pipe that distributes in the accuse temperature oil tank, the both ends of temperature control pipe are connected with oil outlet pipe and heat collecting pipe respectively, the heat transfer mouth sets up the junction at temperature control pipe and heat collecting pipe.
Preferably, one end of the oil inlet pipe, which is far away from the solar thermal collector, is provided with a rotary spray head.
The rotary spray nozzle comprises a tee joint, a rotary sleeve, a spray pipe and two plugs, wherein an inlet of the tee joint is connected with an oil inlet pipe through the rotary sleeve, the spray pipe penetrates through two outlets of the tee joint, the spray pipe is provided with a first through hole and a second through hole, the first through hole and the second through hole are respectively distributed on two sides of the tee joint, and the first through hole and the second through hole are symmetrical about the circle center of the vertical section of the spray pipe.
The invention has the beneficial effects that:
the invention provides an oil-deposition-preventing oil storage tank based on solar heat collection, which is characterized in that oil storage at the bottom in a deposition layer is pumped out to an oil outlet pipe through an oil pump, the oil storage flows to a solar heat collector from the oil outlet pipe, the solar heat collector transfers sunlight to the oil storage in the solar heat collector to preheat the oil storage, and the heated oil storage enters the oil storage layer through an oil inlet pipe to finish circular flow.
The invention provides an oil-deposition-preventing oil storage tank based on solar heat collection, wherein the oil storage tank preheated by a solar heat collector is subjected to temperature recording after passing through a temperature sensor; when the temperature is lower than the oil storage temperature safety value, the stored oil is directly conveyed back to the oil storage tank body through the oil inlet pipe, meanwhile, the signal reflection module sends a signal to the central controller, the central controller sends adjustment information to the oil pump after processing the information, the oil pump is pushed to adjust and reduce the flow rate of the stored oil, the solar vacuum tube heat collector is enabled to heat the stored oil for a longer time, and the preheating temperature of the stored oil is increased; when the temperature is higher than the safe value of the oil storage temperature, the signal reflection module transmits a signal to the central controller, the central processor processes the information and then sends an instruction to enable the oil pump to adjust and improve the flow rate of the oil storage, so that the heating time of the solar vacuum tube heat collector to the oil storage is reduced, meanwhile, the central processor adjusts the control switch to enable the overheating oil storage to be cooled through heat exchange with the cold oil storage in the temperature control oil tank, and the safe temperature of the oil storage in the oil storage tank body is ensured.
The invention provides an oil storage tank capable of preventing oil deposition based on solar heat collection, wherein a rotary spray head is arranged at one end of an oil inlet pipe, which is far away from a solar heat collector, and the rotary spray head penetrates into a deposition layer of an oil storage tank body, so that the oil storage flow rate can be improved, and the rotary spray head rotates to achieve the purpose of uniformly stirring stored oil.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of an oil deposition preventing oil storage tank based on solar heat collection;
FIG. 2 is a schematic structural view of a heat collecting tube;
FIG. 3 is a schematic diagram of the control switch during subcooling;
FIG. 4 is a schematic diagram of the control switch in the event of overheating;
FIG. 5 is a schematic structural view of the rotary head;
FIG. 6 is a schematic cross-sectional view of a shower;
in the figure: 1. the oil storage tank comprises an oil storage tank body, 11 oil storage layers, 12 deposition layers, 2 oil inlet pipes, 3 oil outlet pipes, 4 oil pumps, 5 solar heat collectors, 51 heat collecting pipes, 511 outer pipes, 512 heat collecting coating films, 513 inner pipes, 52 extension pipes, 53 first straight pipes, 54 second straight pipes, 55 temperature measuring accommodating cavities, 61 temperature sensors, 62 temperature control oil tanks, 621 temperature control pipes, 622 heat exchange ports, 63 heat exchange oil tanks, 641 first switches, 642 second switches, 643 heat exchange switches, 644 first contacts, 645 second contacts, 646 third contacts, 647 fourth contacts, 7 rotary nozzles, 71 tee joints, 72 rotary sleeves, 73 spray pipes, 74 plugs, 75 first through holes and 76 second through holes.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1 to 6, the present invention provides a solar heat collection-based oil deposition preventing oil storage tank, comprising:
the oil storage tank comprises an oil storage tank body 1, oil products in the oil storage tank body 1 are divided into an oil storage layer 11 and a deposition layer 12,
an oil inlet pipe 2, wherein the oil inlet pipe 2 extends from the outside of the oil storage tank body 1 to the deposition layer 12,
an oil outlet pipe 3, the oil outlet pipe 3 is arranged outside the oil storage tank body 1,
the oil pump 4 is used for pumping bottom oil storage in the deposition layer 12 to the oil outlet pipe 3, the oil storage in the oil outlet pipe 3 flows into the oil storage layer 11 of the oil storage tank body 1 through the oil inlet pipe 2, so that the oil storage in the oil storage tank body 1 can flow circularly, the problems of oil storage layering and deposition caused by uneven oil quality or long-time storage in the oil storage can be effectively avoided, and the quality of the oil storage can be well ensured,
two ends of the solar heat collector 5 are respectively connected with the oil inlet pipe 2 and the oil outlet pipe 3, and the solar heat collector 5 is used for preheating circulating oil storage.
During the use, bottom oil storage in the deposit layer 12 is taken out to go out oil pipe 3 through oil pump 4, the oil storage flows to solar collector 5 in going out oil pipe 3, solar collector 5 preheats the oil storage in transmitting the sunlight to the oil storage in it, the oil storage after the heating enters into oil storage layer 11 through oil pipe 2 and flows in order to accomplish the circulation, the heating equipment design of this equipment adopts the solar energy collection method to preheat the oil storage of circulation, need not power supply, energy-concerving and environment-protective, the oil storage quality has been guaranteed.
Specifically, the solar collector 5 includes: the heat collecting pipes 51 are distributed in a roundabout mode, two ends of each heat collecting pipe 51 are respectively communicated with the oil inlet pipe 2 and the oil outlet pipe 3, the heat collecting pipes 51 are distributed in a roundabout mode, oil stored in the heat collecting pipes 51 can flow for a longer time, more heat transferred by sunlight is absorbed, and the preheating effect is improved.
Specifically, the heat collecting tube 51 includes: the solar radiation penetrates through the outer pipe 511 of the heat collecting pipe 51, is absorbed by the heat collecting coating film 512 and then is transmitted to the oil in the pipe along the pipe wall of the inner pipe 513, so that the fuel oil is heated.
In one embodiment, a tempering system is included to ensure that a safe reservoir temperature is maintained in order to avoid too high or too low a reservoir temperature entering the reservoir 11.
Specifically, the temperature regulation system includes: central processing unit, temperature sensor 61, the signal reflection module, accuse temperature oil tank 62, heat transfer oil tank 63 and control switch, central processing unit is connected with signal reflection module and oil pump 4 electricity respectively, temperature sensor 61 is connected with the signal reflection module electricity, temperature sensor 61 mainly used detects the oil storage temperature, it is received by the signal reflection module after turning into the signal of telecommunication with the temperature signal in the oil storage, the signal reflection module sends the signal of telecommunication for central processing unit again, accuse temperature oil tank 62 sets up between play oil pipe 3 and thermal-collecting pipe 51, heat transfer oil tank 63 sets up between thermal-collecting pipe 51 and income oil pipe 2, heat transfer oil tank 63 communicates with accuse temperature oil tank 62, control switch is arranged in controlling thermal-collecting pipe 51 in the oil storage directly get into in oil pipe 2 or get into in oil pipe 2 after heat transfer oil tank 63. When in use, the temperature of the oil preheated by the solar heat collector 5 is recorded after passing through the temperature sensor 61; when the temperature is lower than the oil storage temperature safety value, the stored oil is directly conveyed back to the oil storage tank body 1 through the oil inlet pipe 2, meanwhile, the signal reflection module sends a signal to the central controller, the central controller sends adjusting information to the oil pump 4 after processing the information, the oil pump 4 is pushed to adjust and reduce the flow rate of the stored oil, the solar vacuum tube heat collector is enabled to heat the stored oil for a longer time, and the oil storage preheating temperature is increased; when the temperature is higher than the oil storage temperature safety value, the signal reflection module transmits a signal to the central controller, the central processor processes the information and then sends an instruction to enable the oil pump 4 to adjust and improve the flow rate of the stored oil, so that the heating time of the solar thermal collector 5 to the stored oil is reduced, and meanwhile, the central processor adjusts the control switch to enable the overheated stored oil to be cooled through heat exchange with the cold stored oil in the temperature control oil tank 62.
Specifically, the heat collecting pipe 51 is connected with the oil inlet pipe 2 sequentially through the extension pipe 52, the first straight pipe 53 and the second straight pipe 54 are communicated with the heat exchange oil tank 63, the extension pipe 52 is located at the joint of the extension pipe 52 and the first straight pipe 53 and is provided with a temperature measuring accommodating cavity 55, the temperature sensor 61 is arranged in the temperature measuring accommodating cavity 55, the periphery of the temperature sensor 61 is in contact with the pipe wall of the extension pipe 52, and accuracy of the temperature sensor 61 is improved.
Specifically, be equipped with heat transfer mouth 622 between accuse temperature oil tank 62 and the heat transfer oil tank 63, control switch includes: when the preheating temperature of the stored oil is higher than the safe value of the stored oil, the heat exchange switch 643 is opened from the first contact, the first switch 641 is closed to the second contact 645, the second switch 642 is closed to the third contact 646, and the overheated stored oil in the first straight pipe 53 and the cold stored oil in the temperature-controlled oil tank 62 perform neutralization heat exchange and temperature reduction; as shown in fig. 3, when the oil storage preheating temperature is lower than the oil storage safety value, the heat exchange switch 643 is closed to the first contact 644, the first switch 641 is closed to the first contact 644, the second switch 642 is closed to the fourth contact 647, and the oil stored in the first straight pipe 53 directly enters the oil storage tank body 1 through the second straight pipe 54 and the oil inlet pipe 2.
Specifically, a temperature control pipe 621 which is distributed in a circuitous manner is arranged in the temperature control oil tank 62, two ends of the temperature control pipe 621 are respectively connected with the oil outlet pipe 3 and the heat collecting pipe 51, and the heat exchange port 622 is arranged at a connection position of the temperature control pipe 621 and the heat collecting pipe 51.
In a specific embodiment, the end of the oil inlet pipe 2 far away from the solar thermal collector 5 is provided with a rotary spray head 7 which extends into the settled layer 12 of the oil storage tank body 1, which can improve the flow rate of the oil storage, and the rotary spray head 7 rotates to achieve the purpose of uniformly stirring the stored oil.
Specifically, the rotary nozzle 7 comprises a tee joint 71, a rotary sleeve 72, a spray pipe 73 and two plugs 74, wherein an inlet of the tee joint 71 is connected with the oil inlet pipe 2 through the rotary sleeve 72, the spray pipe 73 penetrates through two outlets of the tee joint 71, the plugs 74 are arranged at two ends of the spray pipe 73, the spray pipe 73 is provided with a first through hole 75 and a second through hole 76, the first through hole 75 and the second through hole 76 are respectively distributed at two sides of the tee joint 71, the first through hole 75 and the second through hole 76 are symmetrical about the circle center of the vertical section of the spray pipe 73, and oil is stored by being sprayed out of the first through hole 75 and the second through hole 76 and rotating around the tee joint 71 to be uniformly stirred.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides an grease proofing deposit oil storage tank based on solar energy collection which characterized in that includes:
the oil storage tank comprises an oil storage tank body (1), oil in the oil storage tank body (1) is divided into an oil storage layer (11) and a deposition layer (12),
an oil inlet pipe (2), wherein the oil inlet pipe (2) extends from the outside of the oil storage tank body (1) to the deposition layer (12),
the oil outlet pipe (3), the oil outlet pipe (3) is arranged outside the oil storage tank body (1),
an oil pump (4), the oil pump (4) being adapted to pump out bottom oil reserve in the deposit (12) into the outlet line (3),
the two ends of the solar heat collector (5) are respectively connected with the oil inlet pipe (2) and the oil outlet pipe (3), the solar heat collector (5) is used for preheating circulating oil storage,
the solar collector (5) comprises: the heat collecting pipes (51) are distributed in a circuitous manner, and two ends of each heat collecting pipe (51) are respectively communicated with the oil inlet pipe (2) and the oil outlet pipe (3);
a temperature conditioning system, the temperature conditioning system comprising: central processing unit, temperature sensor (61), signal reflection module, accuse temperature oil tank (62), heat transfer oil tank (63) and control switch, central processing unit is connected with signal reflection module and oil pump (4) electricity respectively, temperature sensor (61) are connected with signal reflection module electricity, accuse temperature oil tank (62) set up between play oil pipe (3) and thermal-collecting pipe (51), heat transfer oil tank (63) set up in thermal-collecting pipe (51) and go into between oil pipe (2), heat transfer oil tank (63) and accuse temperature oil tank (62) intercommunication, control switch is arranged in controlling thermal-collecting pipe (51) the direct entering of oil storage and goes into in oil pipe (2) or get into in oil pipe (2) behind heat transfer oil tank (63).
2. The oil-deposition-preventing oil storage tank based on solar heat collection of claim 1, wherein: the heat collecting tube (51) comprises: an outer tube (511), an inner tube (513), and a heat collecting coating film (512) disposed between the outer tube (511) and the inner tube (513).
3. The oil-deposition-preventing oil storage tank based on solar heat collection of claim 2, wherein: the heat collecting pipe (51) is connected with the oil inlet pipe (2) sequentially through an extension pipe (52), a first straight pipe (53) and a second straight pipe (54), the first straight pipe (53) and the second straight pipe (54) are communicated with a heat exchange oil tank (63), a temperature measuring accommodating cavity (55) is formed in the joint of the extension pipe (52) and the first straight pipe (53), and the temperature sensor (61) is arranged in the temperature measuring accommodating cavity (55).
4. The oil-deposition-preventing oil storage tank based on solar heat collection of claim 3, wherein: be equipped with heat transfer mouth (622) between accuse temperature oil tank (62) and heat transfer oil tank (63), control switch includes: the heat exchanger comprises a first switch (641), a second switch (642) and a heat exchange switch (643), wherein the upper end and the lower end of the joint of the first straight pipe (53) and the heat exchange oil tank (63) are respectively provided with a first contact (644) and a second contact (645), and the upper end and the lower end of the joint of the second straight pipe (54) and the heat exchange oil tank (63) are respectively provided with a third contact (646) and a fourth contact (647).
5. The oil-deposition-preventing oil storage tank based on solar heat collection of claim 4, wherein: be equipped with circuitous temperature control pipe (621) that distributes in accuse temperature oil tank (62), the both ends of controlling temperature pipe (621) are connected with oil outlet pipe (3) and heat collecting pipe (51) respectively, heat transfer mouth (622) set up in the junction of controlling temperature pipe (621) and heat collecting pipe (51).
6. The oil-deposition-preventing oil storage tank based on solar heat collection of claim 1, wherein: and a rotary spray head (7) is arranged at one end of the oil inlet pipe (2) far away from the solar heat collector (5).
7. The oil-deposition-preventing oil storage tank based on solar heat collection of claim 6, wherein: the rotary spray head (7) comprises a tee joint (71), a rotary sleeve (72), a spray pipe (73) and two plugs (74), wherein an inlet of the tee joint (71) is connected with the oil inlet pipe (2) through the rotary sleeve (72), the spray pipe (73) penetrates through two outlets of the tee joint (71), the spray pipe (73) is provided with a first through hole (75) and a second through hole (76), the first through hole (75) and the second through hole (76) are respectively distributed on two sides of the tee joint (71), and the first through hole (75) and the second through hole (76) are symmetrical about the circle center of the vertical section of the spray pipe (73).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810962672.9A CN109229999B (en) | 2018-08-22 | 2018-08-22 | Grease proofing deposit oil storage tank based on solar energy collection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810962672.9A CN109229999B (en) | 2018-08-22 | 2018-08-22 | Grease proofing deposit oil storage tank based on solar energy collection |
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| CN109229999A CN109229999A (en) | 2019-01-18 |
| CN109229999B true CN109229999B (en) | 2020-02-14 |
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| CN200980989Y (en) * | 2006-12-19 | 2007-11-28 | 江西省仁达实业有限责任公司 | Anti-precipitation rotating blow head for mixing oil products |
| CN201634071U (en) * | 2010-04-02 | 2010-11-17 | 湖北统领科技有限公司 | Liquid cement grinding additive storage device |
| CN105402891A (en) * | 2015-12-14 | 2016-03-16 | 凤委 | Novel conduction oil heating system |
| CN205316704U (en) * | 2016-01-27 | 2016-06-15 | 广东工业大学 | Solar energy line focus fei nieer thermal utilization system |
| CN107352211A (en) * | 2017-08-08 | 2017-11-17 | 浙江海洋大学 | Underground cavern oil storage perturbed system |
| CN108033158A (en) * | 2017-12-07 | 2018-05-15 | 何永萍 | A kind of oil storage tank with double-decker |
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2018
- 2018-08-22 CN CN201810962672.9A patent/CN109229999B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54142611A (en) * | 1978-04-28 | 1979-11-07 | Kawasaki Heavy Ind Ltd | Oil tank heater |
| CN2776908Y (en) * | 2005-02-05 | 2006-05-03 | 鲍庆春 | Solar energy heating device for oil well single storage tank |
| CN200980989Y (en) * | 2006-12-19 | 2007-11-28 | 江西省仁达实业有限责任公司 | Anti-precipitation rotating blow head for mixing oil products |
| CN201634071U (en) * | 2010-04-02 | 2010-11-17 | 湖北统领科技有限公司 | Liquid cement grinding additive storage device |
| CN105402891A (en) * | 2015-12-14 | 2016-03-16 | 凤委 | Novel conduction oil heating system |
| CN205316704U (en) * | 2016-01-27 | 2016-06-15 | 广东工业大学 | Solar energy line focus fei nieer thermal utilization system |
| CN107352211A (en) * | 2017-08-08 | 2017-11-17 | 浙江海洋大学 | Underground cavern oil storage perturbed system |
| CN108033158A (en) * | 2017-12-07 | 2018-05-15 | 何永萍 | A kind of oil storage tank with double-decker |
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| CN109229999A (en) | 2019-01-18 |
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