CN114061156A - System and method for developing and utilizing in-situ energy by building heat storage in lunar soil - Google Patents

System and method for developing and utilizing in-situ energy by building heat storage in lunar soil Download PDF

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Publication number
CN114061156A
CN114061156A CN202111416109.XA CN202111416109A CN114061156A CN 114061156 A CN114061156 A CN 114061156A CN 202111416109 A CN202111416109 A CN 202111416109A CN 114061156 A CN114061156 A CN 114061156A
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China
Prior art keywords
heat
lunar soil
transfer device
filler
storage
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CN202111416109.XA
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Chinese (zh)
Inventor
黄少鹏
徐讲湾
刘远周
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Shenzhen University
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Shenzhen University
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Priority to CN202111416109.XA priority Critical patent/CN114061156A/en
Publication of CN114061156A publication Critical patent/CN114061156A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00Solar heat collectors using working fluids
    • F24S10/90Solar heat collectors using working fluids using internal thermosiphonic circulation
    • F24S10/95Solar heat collectors using working fluids using internal thermosiphonic circulation having evaporator sections and condenser sections, e.g. heat pipes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03GSPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/04Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using pressure differences or thermal differences occurring in nature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S50/00Arrangements for controlling solar heat collectors
    • F24S50/20Arrangements for controlling solar heat collectors for tracking
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S60/00Arrangements for storing heat collected by solar heat collectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24TGEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
    • F24T10/00Geothermal collectors
    • F24T10/40Geothermal collectors operated without external energy sources, e.g. using thermosiphonic circulation or heat pipes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S50/00Arrangements for controlling solar heat collectors
    • F24S50/20Arrangements for controlling solar heat collectors for tracking
    • F24S2050/25Calibration means; Methods for initial positioning of solar concentrators or solar receivers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/10Geothermal energy
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/47Mountings or tracking

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

The invention provides a system and a method for creating heat storage in lunar soil, developing and utilizing in-situ energy. The system for developing heat storage in lunar soil and utilizing in-situ energy comprises a storage body, wherein the storage body comprises lunar soil and a filler, the filler is filled in pores of the lunar soil, the filler is metal or alloy, the storage body of the system has higher energy storage density compared with the original lunar soil, and no complex maintenance measures need to be taken after the storage body is finished. The method for developing heat storage in lunar soil and utilizing in-situ energy comprises the following steps: mixing lunar soil with a filler in a molten state, wherein the filler is metal or alloy; allowing the filler to set. The original lunar soil can be reformed through the method, so that the storage body with higher energy storage density is formed.

Description

System and method for developing and utilizing in-situ energy by building heat storage in lunar soil
Technical Field
The invention relates to the technical field of lunar energy storage, in particular to a system and a method for developing and utilizing in-situ energy by building heat storage in lunar soil.
Background
In space engineering and deep space exploration, solar energy is generally used as energy required by some devices. For exploration activities at the moon, solar energy can only be acquired during the day; while the night on the moon is lengthy, about 14 earth days long, which seriously affects the development of night exploration activities.
The problem of insufficient energy at night can be solved by adopting an energy storage mode, namely, solar energy collected in the daytime is stored and is utilized at night. Based on cost and efficiency considerations, some researchers have proposed using the soil of the moon itself for heat storage. However, the lunar soil has high vacuum porosity (about 30-50%), and high porosity causes that high energy storage or energy storage density cannot be achieved by using lunar soil for energy storage; some researchers also propose to reform lunar soil, but the reformed lunar soil still has low energy storage density and needs complex maintenance means.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. To this end, the invention proposes a system for the development of thermal storage in lunar soil by means of in-situ energy production, which is formed by the transformation of lunar soil, in which the storage volume for storing energy has a higher storage density compared to the original lunar soil and no complex maintenance means are required after the production of the storage volume.
The invention also provides a method for building heat storage in lunar soil, developing and utilizing in-situ energy.
The system for creating heat storage in lunar soil and developing in-situ energy according to the embodiment of the first aspect of the invention comprises a storage body, wherein the storage body comprises lunar soil and a filler, the filler is filled in the pores of the lunar soil, and the filler is metal or alloy.
The system for building heat storage, developing and utilizing in-situ energy in lunar soil according to the embodiment of the invention has at least the following beneficial effects: under the filling effect of the filler, the porosity of the reservoir is lower relative to the original lunar soil. The pores in the original lunar soil are basically vacuum and difficult to store heat, the filler filled in the pores can store energy together with the lunar soil, and the metal or the alloy has higher specific heat capacity and is beneficial to improving the integral energy storage density of the storage body. Compared with gas, the metal fluid or alloy fluid in a molten state is less prone to loss from lunar soil to space; the metal fluid or alloy fluid can be naturally solidified after entering the lunar soil, and a very strict leakage prevention measure is not needed after the storage body is finished, like the lunar soil filled with gas. The system of the invention therefore has a higher energy storage density relative to the original lunar soil and does not require complex maintenance measures after the system is manufactured.
According to some embodiments of the invention, comprising: the heat collection device is arranged above the earth surface of the moon; the first storage body is buried under the ground surface of the moon, the first storage body comprises lunar soil and a filler, the filler is filled in the pores of the lunar soil, and the filler is metal or alloy; the heat storage and transfer device comprises a heat collection part and a heat dissipation part, wherein the heat collection part is arranged above the earth surface of the moon, the heat dissipation part is inserted into the first storage body, the heat collection device can collect sunlight and enable the sunlight to irradiate the heat collection part, the heat storage and transfer device can transfer the heat of the heat collection part to the heat dissipation part, and the heat of the heat dissipation part can be transferred to the first storage body.
According to some embodiments of the invention, the heat collecting device comprises: a condenser capable of reflecting or refracting the sunlight; the angle adjusting mechanism is used for driving the collecting mirror to move so as to change the orientation of the collecting mirror.
According to some embodiments of the present invention, the heat storage and transfer device comprises a heat pipe, the heat pipe comprises an evaporation section and a condensation section, the evaporation section is used as a heat collection part of the heat storage and transfer device, and the condensation section is used as a heat dissipation part of the heat storage and transfer device.
According to some embodiments of the invention, the system further comprises a heat supply and transfer device, the first reservoir being connected to the heat supply and transfer device and the heat supply and transfer device being connectable to a heat consumer, the heat supply and transfer device being capable of transferring heat from the first reservoir to the heat consumer.
According to some embodiments of the invention, the system further comprises: a second reservoir buried below the earth's surface of the moon, the second reservoir also including the lunar soil and the filler; the heat dissipation device is arranged above the earth surface of the moon; a heat supply and transfer device; a cooling and heat transfer device; one end of the heat dissipation and heat transfer device is connected to the second storage body, the other end of the heat dissipation and heat transfer device is connected to the heat dissipation device, and the heat dissipation and heat transfer device can transfer the heat of the second storage body to the heat dissipation device; thermoelectric power generation device, including high temperature input and low temperature input, the high temperature input the first body that stores up all with heat supply heat transfer device connects, the low temperature input the second store up the body all with cold supply heat transfer device connects, the heat of the first body that stores up can pass through heat supply heat transfer device transmits extremely the high temperature input, the heat of low temperature input can pass through cold supply heat transfer device transmits extremely the low temperature input.
According to some embodiments of the invention, a system comprises: the second storage body is buried under the ground surface of the moon, the second storage body comprises lunar soil and a filler, the filler is filled in the pores of the lunar soil, and the filler is metal or alloy; the second storage body is connected with the cooling and heat transferring device, the cooling and heat transferring device can be connected with cold equipment, and the cooling and heat transferring device can transfer heat of the cold equipment to the second storage body.
According to some embodiments of the invention, the system further comprises: the heat dissipation device is arranged above the earth surface of the moon; and one end of the heat dissipation and heat transfer device is connected with the second storage body, the other end of the heat dissipation and heat transfer device is connected with the heat dissipation device, and the heat dissipation and heat transfer device can transfer the heat of the second storage body to the heat dissipation device.
A method of developing thermal stores in lunar soil to exploit in situ energy sources according to an embodiment of a second aspect of the invention, comprising the steps of: mixing lunar soil with a filler in a molten state, wherein the filler is metal or alloy; allowing the filler to set.
The method for creating the heat storage in the lunar soil and developing and utilizing the in-situ energy has at least the following beneficial effects: the lunar soil can be reformed to manufacture the storage body with higher energy storage density.
According to some embodiments of the invention, the method further comprises: before the filling agent is added into the lunar soil, inserting a liquid injection pipe into the lunar soil; and then injecting the filler into the lunar soil through the liquid injection pipe, thereby mixing the lunar soil with the filler.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention is further described with reference to the following figures and examples, in which:
FIG. 1 is a schematic diagram of a system of the present invention that can utilize temperature differences between reservoirs;
FIG. 2 is a schematic diagram of a system capable of supplying heat in accordance with the present invention;
FIG. 3 is a schematic view of a system capable of providing cooling in accordance with the present invention;
FIG. 4 is a schematic view of a heat pipe;
FIG. 5 is a schematic view of a heat collecting device according to some embodiments.
Reference numerals: 101-a first storage body, 102-a second storage body, 103-lunar soil, 104-a heat collecting device, 105-a heat storage and heat transfer device, 106-a heat supply and heat transfer device, 107-a cold supply and heat transfer device, 108-a heat dissipation device, 109-a heat dissipation and heat transfer device, 110-a storage body, 111-a thermoelectric generation device, 201-a heat utilization device, 301-a cold utilization device, 401-a condensation section, 402-a heat insulation section, 403-an evaporation section, 404-a heat pipe, 501-a condenser lens and 502-an angle adjusting mechanism.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality is one or more, the meaning of a plurality is two or more, and the above, below, exceeding, etc. are understood as excluding the present numbers, and the above, below, within, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The invention provides a system for developing heat storage in lunar soil and utilizing in-situ energy (the system is simply called as the system in the invention), which comprises a storage body 110. The reservoir 110 includes lunar soil 103 and a filler, the filler is filled in pores of the lunar soil 103 itself, and the filler is metal or alloy. The porosity of the reservoir 110 is lower relative to the original lunar soil 103 under the filling action of the filler. The pores in the original lunar soil 103 are basically vacuum and difficult to store heat, the filler filled in the pores can store energy together with the lunar soil 103, and the metal or alloy has higher specific heat capacity and is beneficial to improving the overall energy storage density of the storage body. Compared with gas, the metal fluid or alloy fluid in a molten state is less prone to be lost from the lunar soil 103 into the space; the metallic fluid or alloy fluid can naturally solidify after entering the lunar soil 103, and does not need to adopt very strict measures against leakage after the reservoir 110 is finished, as in the case of the lunar soil 103 filled with gas. Thus, the reservoir 110 of the system of the present invention has a higher energy storage density relative to the original lunar soil 103, and no complex maintenance measures are required after the reservoir 110 is manufactured.
The present invention also provides a method for creating heat storage in lunar soil to develop and utilize in-situ energy, which can manufacture the above-mentioned storage body 110 with high energy storage density. The method comprises the following steps: mixing lunar soil 103 with a filler in a molten state (i.e., a metal in a molten state or an alloy in a molten state); the filler is solidified. Before mixing, the filler stored in the solid state needs to be heated to melt the filler. Specifically, sunlight may be focused to intensively irradiate the solid filler, thereby heating the solid filler by the sunlight.
Referring to fig. 1, in some embodiments, a pour spout (not shown) that is hollow inside may be inserted into the lunar soil 103, and a filler in a molten state is poured into the lunar soil 103 below the surface of the earth through the pour spout. Thus, the storage body 110 buried under the earth surface of the moon can be formed, and excavation of the earth surface of the moon in a large area can be avoided, which is advantageous for reducing the manufacturing cost of the storage body 110 and improving the manufacturing convenience of the storage body 110. Since the lunar soil 103 has a high porosity and the moon is in a vacuum environment, the filler can be diffused in the lunar soil 103 to form the reservoir 110 having a large volume as long as the filler is not solidified too early after the filler is injected into the lunar soil 103.
The filler may be a metal or an alloy with high thermal conductivity, high specific heat capacity, and a relatively low melting point, such as aluminum, copper, silver, or an alloy of any of the above metals, so as to improve the energy storage effect of the energy storage body 110 and reduce the difficulty in manufacturing the energy storage body 110. Referring to fig. 1, the end of the liquid injection pipe can be inserted 30-50cm below the ground surface, so that the reservoir 110 formed in this way is buried in the original lunar soil 103, and since the thermal conductivity of the lunar soil 103 is low (about 0.013W/m · K), the original lunar soil 103 located around the reservoir 110 can play a good role in keeping the temperature of the reservoir 110, and thus the loss of heat stored in the reservoir 110 is reduced.
Referring to fig. 1 or 2, in some embodiments, the system includes a heat collecting device 104, a first storage body 101, and a heat storage and transfer device 105, wherein the heat storage and transfer device 105 includes a heat collecting portion disposed above the ground surface and a heat dissipating portion disposed below the ground surface and inserted into the first storage body 101. The first bank 101 has substantially the same structure as the bank 110, and only the names of the two banks are different. The heat collecting device 104 is disposed above the earth surface of the moon, and the heat collecting device 104 is used for collecting sunlight and irradiating the collected sunlight to the heat collecting part of the heat storage and transfer device 105. The temperature of the heat collecting part irradiated by the sunlight is increased, and the heat of the heat collecting part in the heat storage and transfer device 105 can be transferred to the heat radiating part, and the heat is transferred from the heat radiating part to the first storage body 101, so that the heat is stored in the first storage body 101. In this arrangement, the system is provided with the capability of storing solar energy (by way of thermal energy).
Referring to fig. 4, in some embodiments, the heat storage and transfer device 105 includes a heat pipe 404. The heat pipe 404 includes an evaporation section 403, a condensation section 401, and an insulation section 402, and a heat transfer medium is further provided inside the heat pipe 404. The general operating principle of heat pipe 404 is: the liquid heat transfer medium is located in the evaporation section 403, and when sufficient heat is transferred to the liquid heat transfer medium in the evaporation section 403, the liquid heat transfer medium evaporates and absorbs the heat; the gaseous heat transfer medium flows from the evaporation section 403 to the condensation section 401 (passing through the heat insulation section 402, the heat insulation section 402 plays a role of heat insulation to prevent the heat transfer medium from being condensed when the heat transfer medium does not flow to the condensation section), and the gaseous heat transfer medium can transfer heat to an object in contact with the condensation section 401 and be condensed; the condensed liquid heat transfer medium flows back to the evaporation section 403 through a wick (made of a capillary porous material, not shown) on the tube wall. That is, for the heat pipe 404 itself, the heat transfer direction is: from the evaporation section 403 to the condensation section 401. The specific internal structure of heat pipe 404 is well known in the art of heat transfer and will not be described in detail herein.
The evaporation section 403 of the heat pipe 404 can be used as a heat collecting part of the heat storage and transfer device 105, and the condensation section 401 of the heat pipe 404 can be used as a heat dissipating part of the heat storage and transfer device 105. Relatively speaking, the advantage of using the heat pipe 404 to transfer heat energy to the first storage body 101 is that the structure of the heat storage and transfer device 105 can be simplified and the cost of the heat storage and transfer device 105 can be reduced, and the heat pipe 404 can operate normally without power supply and without occupying other energy sources.
In other embodiments, a circulation pipeline for flowing a heat exchange medium may be disposed between the heat collecting device 104 and the first storage body 101, and the sunlight collected by the heat collecting device 104 irradiates a part of the circulation pipeline, thereby heating the heat exchange medium; after the high-temperature heat exchange medium flows to the first storage body 101, the first storage body 101 absorbs part of heat of the heat exchange medium, so that energy storage is realized; after the heat is absorbed by the first bank 101, the low-temperature heat exchange medium flows back. Accordingly, a pump for driving the heat exchange medium to flow and a valve for controlling the flow of the heat exchange medium are also required in the system. The part of the circulating pipeline, which is positioned above the ground surface and irradiated by sunlight, serves as a heat collecting part, and the part of the circulating pipeline, which is inserted in the first storage body, serves as a heat radiating part. This arrangement makes it relatively easier to control the power of the heat storage and to control the amount of heat stored.
Referring to FIG. 5, in some embodiments, the heat collection device 104 includes a collection mirror 501 and an angle adjustment mechanism 502. The collecting mirror 501 is connected with an angle adjusting mechanism 502, and the angle adjusting mechanism 502 can drive the collecting mirror 501 to move, so that the orientation of the collecting mirror 501 is changed. In this arrangement, the heat collecting device 104 can adjust its posture or direction to ensure that the heat collecting device 104 can still collect sunlight to the evaporation section 403 (one of the heat collecting parts) when the position of the sun changes, thereby ensuring the energy storage effect. The collection mirror may be configured as an emitter mirror for reflecting light (as shown in fig. 5), and in other embodiments the collection mirror 501 may be configured as a lens for refracting light. The angle adjustment mechanism 502 may be provided as a multi-axis rotary platform. In addition, a sensor can be arranged in the heat collecting device 104 to detect the solar altitude and the solar azimuth, and the angle adjusting mechanism 502 can correspondingly adjust the orientation of the condenser 501 according to the detection result of the sensor.
Referring to fig. 2, in order to directly utilize the heat stored in the first bank 101, in some embodiments, the system further includes a heat supply and transfer device 106, and the heat supply and transfer device 106 is configured to connect the heat using equipment 201 and the first bank 101, and transfer the heat of the first bank 101 to the heat using equipment 201. The specific arrangement of the heat supply and transfer device 106 is similar to that of the heat storage and transfer device 105, and the description is not repeated here; however, it should be emphasized that if the heat supply and heat transfer device 106 comprises the heat pipe 404, the evaporation section 403 of the heat pipe 404 of the heat supply and heat transfer device 106 is in contact with the first storage body 101, and the condensation section 401 of the heat pipe 404 is in contact with the heat utilization equipment 201. The heat utilization device 201 can be a lunar exploration device or facility which needs to be insulated or heated. After the heat consuming device 201 moves to the position contacting with the heat supplying and transferring device 106, the temperature of the heat consuming device 201 will rise to prevent a part of the core components from being damaged due to low temperature.
While systems for storing and supplying heat have been described above, systems that can be used for supplying cold will be described below. In the evening of the moon, the lunar soil 103 and the reservoir 110 are both at a lower temperature, and the reservoir 110 can be used as a cold source. Referring to fig. 3, in some embodiments, the system includes a second bank 102 and a cooling and heat transferring device 107, and both ends of the cooling and heat transferring device 107 are connected to the second bank 102 and the cooling device 301, respectively. The structure of the second storage body 102 is substantially the same as that of the storage body 110, and the specific structure of the cooling and heat transfer device 107 is similar to that of the heating and heat transfer device 106, which are not repeated here; however, it should be emphasized that if the cooling and heat transfer device 107 comprises a heat pipe 404, the evaporation section 403 of the heat pipe 404 should be in contact with the cooling device 301, and the condensation section 401 of the heat pipe 404 should be connected with the second storage 102. The cooling device 301 may be a lunar exploration instrument requiring cooling, and specifically may be a lunar vehicle, in which some devices need to dissipate heat. After the cooling device 301 is moved to the position contacting the cooling and heat transferring device 107, the temperature of the cooling device 301 is lowered to prevent the core components from being damaged due to high temperature.
Referring to fig. 3, in some embodiments, the system further comprises a heat sink 108 and a heat sink heat transfer device 109. The heat dissipation device 108 is disposed above the earth surface of the moon, and two ends of the heat dissipation and transfer device 109 are respectively connected to the second storage body 102 and the heat dissipation device 108. Part of the heat of the second storage body 102 can be transferred to the heat dissipation device 108 through the heat dissipation and transfer device 109 and dissipated into the space through the heat dissipation device 108. This avoids excessive temperatures in the second reservoir 102 and thus a reduction in the cooling capacity of the system. The heat sink 108 may be configured as a radiant heat sink, the fins of which dissipate heat by way of thermal radiation. The specific structure of the heat dissipating and transferring device 109 is similar to that of the heat storing and transferring device 105, and will not be described again; however, it should be emphasized that if the heat dissipation and heat transfer device 109 comprises the heat pipe 404, the evaporation section 403 of the heat pipe 404 of the heat dissipation and heat transfer device 109 is connected with the second reservoir 102, and the condensation section 401 of the heat pipe 404 is connected with the heat dissipation device 108.
The above-mentioned systems all use the transfer of heat directly to supply heat to the heat consumer 201 or to supply cold to the cold consumer 301. In some embodiments, the system can also utilize the temperature difference between the first reservoir 101 and the second reservoir 102 to generate power to supply power to the lunar exploration instrument, so as to enhance the applicability of the system. Specifically, referring to fig. 1, the system includes a first storage body 101, a second storage body 102, a heat collecting device 104, a heat dissipating device 108, a heat storage and transfer device 105, a heat supply and transfer device 106, a cold supply and transfer device 107, a heat dissipating and transfer device 109, and a thermoelectric generation device 111. The thermoelectric power generation device 111 is a power generation device based on the Seebeck effect (Seebeck effect), and the thermoelectric power generation device 111 can generate power by using the temperature difference.
The thermoelectric generation device 111 includes a plurality of thermoelectric generation pieces, one of the surfaces of the thermoelectric generation pieces is a high-temperature input end, the other surface is a low-temperature input end, one end of the heat supply and transfer device 106 is connected to the high-temperature input end, and one end of the cold supply and transfer device 107 is connected to the low-temperature input end. The heat of the first storage body 101 can be transferred to the high-temperature input end through the heating heat transfer device 106, and the heat of the low-temperature input end can be transferred to the second storage body 102 through the cooling heat transfer device 107; the temperature difference between the first bank 101 and the second bank 102 is related to the temperature difference between the high temperature input and the low temperature input. When the temperature difference between the high temperature input end and the low temperature input end is large enough, the thermoelectric generation device 111 can generate electricity and output electric energy through a loop.
The three types of systems shown in fig. 1, 2, and 3 may be combined with each other to improve the diversity of energy utilization modes of the systems. For example, based on the system in fig. 1, a plurality of heating heat transfer devices 106 and a plurality of cooling heat transfer devices 107 may be provided; one part of the heating and heat transfer device 106 and one part of the cooling and heat transfer device 107 are used for being connected with the thermoelectric generation device 111, the other part of the heating and heat transfer device 106 is used for being connected with the heat using equipment 201, and the other part of the cooling and heat transfer device 107 is used for being connected with the cooling using equipment 301.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. Furthermore, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

Claims (10)

1. The system for building heat storage in lunar soil, developing and utilizing in-situ energy is characterized by comprising a storage body, wherein the storage body comprises lunar soil and a filler, the filler is filled in pores of the lunar soil, and the filler is metal or alloy.
2. A system for creating heat storage in lunar soil, developing and utilizing in-situ energy, comprising:
the heat collection device is arranged above the earth surface of the moon;
the first storage body is buried under the ground surface of the moon, the first storage body comprises lunar soil and a filler, the filler is filled in the pores of the lunar soil, and the filler is metal or alloy;
the heat storage and transfer device comprises a heat collection part and a heat dissipation part, wherein the heat collection part is arranged above the earth surface of the moon, the heat dissipation part is inserted into the first storage body, the heat collection device can collect sunlight and enable the sunlight to irradiate the heat collection part, the heat storage and transfer device can transfer the heat of the heat collection part to the heat dissipation part, and the heat of the heat dissipation part can be transferred to the first storage body.
3. The system for creating heat storage in lunar soil to exploit in situ energy according to claim 2, wherein said heat collecting means comprises:
a condenser capable of reflecting or refracting the sunlight;
the angle adjusting mechanism is used for driving the collecting mirror to move so as to change the orientation of the collecting mirror.
4. The system for creating heat storage and developing in-situ energy according to claim 2, wherein the heat storage and transfer device comprises a heat pipe, the heat pipe comprises an evaporation section and a condensation section, the evaporation section is used as a heat collection part of the heat storage and transfer device, and the condensation section is used as a heat dissipation part of the heat storage and transfer device.
5. The system for developing thermal stores in lunar soil utilizing in situ energy as claimed in claim 2, further comprising:
the first storage body is connected with the heat supply and heat transfer device, the heat supply and heat transfer device can be connected with heat utilization equipment, and the heat supply and heat transfer device can transfer heat of the first storage body to the heat utilization equipment.
6. The system for developing thermal stores in lunar soil utilizing in situ energy as claimed in claim 2, further comprising:
a second reservoir buried below the earth's surface of the moon, the second reservoir also including the lunar soil and the filler;
the heat dissipation device is arranged above the earth surface of the moon;
a heat supply and transfer device;
a cooling and heat transfer device;
one end of the heat dissipation and heat transfer device is connected to the second storage body, the other end of the heat dissipation and heat transfer device is connected to the heat dissipation device, and the heat dissipation and heat transfer device can transfer the heat of the second storage body to the heat dissipation device;
thermoelectric power generation device, including high temperature input and low temperature input, the high temperature input the first body that stores up all with heat supply heat transfer device connects, the low temperature input the second store up the body all with cold supply heat transfer device connects, the heat of the first body that stores up can pass through heat supply heat transfer device transmits extremely the high temperature input, the heat of low temperature input can pass through cold supply heat transfer device transmits extremely the low temperature input.
7. A system for creating heat storage in lunar soil, developing and utilizing in-situ energy, comprising:
the second storage body is buried under the ground surface of the moon, the second storage body comprises lunar soil and a filler, the filler is filled in the pores of the lunar soil, and the filler is metal or alloy;
the second storage body is connected with the cooling and heat transferring device, the cooling and heat transferring device can be connected with cold equipment, and the cooling and heat transferring device can transfer heat of the cold equipment to the second storage body.
8. The system for developing thermal stores in lunar soil utilizing in situ energy according to claim 7, further comprising:
the heat dissipation device is arranged above the earth surface of the moon;
and one end of the heat dissipation and heat transfer device is connected with the second storage body, the other end of the heat dissipation and heat transfer device is connected with the heat dissipation device, and the heat dissipation and heat transfer device can transfer the heat of the second storage body to the heat dissipation device.
9. The method for developing and utilizing the in-situ energy by building heat storage in lunar soil is characterized by comprising the following steps:
mixing lunar soil with a filler in a molten state, wherein the filler is metal or alloy;
allowing the filler to set.
10. The method of claim 9, wherein a liquid injection pipe is inserted into the lunar soil before the filling agent is added into the lunar soil; and then injecting the filler into the lunar soil through the liquid injection pipe, thereby mixing the lunar soil with the filler.
CN202111416109.XA 2021-11-25 2021-11-25 System and method for developing and utilizing in-situ energy by building heat storage in lunar soil Pending CN114061156A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114584003A (en) * 2022-02-24 2022-06-03 哈尔滨工业大学 Lunar base energy supply system based on solar energy and lunar in-situ resource utilization

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114584003A (en) * 2022-02-24 2022-06-03 哈尔滨工业大学 Lunar base energy supply system based on solar energy and lunar in-situ resource utilization

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