CN114017726A - A street light device based on passive power generation - Google Patents

A street light device based on passive power generation Download PDF

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Publication number
CN114017726A
CN114017726A CN202111454619.6A CN202111454619A CN114017726A CN 114017726 A CN114017726 A CN 114017726A CN 202111454619 A CN202111454619 A CN 202111454619A CN 114017726 A CN114017726 A CN 114017726A
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China
Prior art keywords
power generation
film
heat
generation module
radiation
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CN202111454619.6A
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Chinese (zh)
Inventor
侍子杰
张恺
李浩然
蒋开宇
吴少杰
武冰洋
叶培良
牛子云
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Nanjing Tech University
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Nanjing Tech University
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Priority to CN202111454619.6A priority Critical patent/CN114017726A/en
Publication of CN114017726A publication Critical patent/CN114017726A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
    • F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
    • F21S9/037—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light the solar unit and the lighting unit being located within or on the same housing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering
    • H02J7/35—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering with light sensitive cells
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
    • H02N11/002—Generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/103—Outdoor lighting of streets or roads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The invention discloses a street lamp device based on passive power generation, which comprises a photovoltaic heat collection power generation module, a radiation refrigeration power generation module, a lighting module, a storage battery, a controller, a support arm, a support column and a base. The invention combines the photovoltaic power generation technology and the radiation refrigeration power generation technology, generates power by using the free cold energy and the illumination waste heat of the outer space at night, generates power by using the solar heat radiation and the free cold energy of the outer space at daytime, not only can fully utilize passive energy, but also can realize all-weather power generation and illumination under the condition of not consuming extra electric energy.

Description

Street lamp device based on passive form electricity generation
Technical Field
The invention belongs to the field of passive energy utilization, and particularly relates to a street lamp device based on passive power generation.
Background
With the deepening of the construction of smart cities, a plurality of cities in the country start a multi-rod-in-one test point, and a street lamp becomes one of lighting lamps with the highest attention of all the social circles. Especially, since the twenty-first century, the street lamp becomes a necessary facility required by people, playing an important role in road illumination, and the use of the street lamp inevitably needs energy consumption, which has a certain influence on the environment. Energy problems are concerned, and energy conservation and consumption reduction are also important concerns of human beings. In order to construct a novel energy-saving and emission-reducing city and promote harmony between people and the natural environment, people learn more and more nowadays to effectively utilize the nature, and a solar street lamp is the most typical example. Solar energy can be used for generating electricity and supplying heat, is primary energy and renewable energy, is rich in resources, can be used freely, does not need transportation, does not have any pollution to the environment, and can greatly influence the energy conservation if being well utilized. In recent years, radiation refrigeration has received increasing attention because it can provide "free cooling". More recently, a radiation-cooled film has been proposed which dissipates heat into the outer space through an "atmospheric window" and reduces the surface temperature of the film below ambient temperature by radiative heat exchange. If the street lamp and the radiation refrigeration film can be integrated, free cold energy is utilized to generate electricity, a brand new street lamp device is formed, the efficiency of the street lamp can be effectively improved, the energy consumption of equipment is reduced, and the energy-saving effect is achieved.
In the prior publication, patent CN208779337U discloses a photovoltaic street lamp, which utilizes the photovoltaic power generation technology to fully utilize solar energy for power generation. However, it is impossible to collect energy at night. Patent CN211451236U discloses a novel passive air conditioning system, combines together air conditioner end device and radiation refrigeration technique, forms a novel air conditioning system, utilizes radiation refrigeration film and outer space heat transfer to obtain the characteristic of free cold volume, utilizes the nature cold source, the energy consumption of reduction system. However, free cooling cannot be used to generate electricity.
Aiming at the problems, the invention discloses a street lamp device based on passive power generation, which combines a heat collection technology, a radiation refrigeration technology and a power generation technology, realizes power generation at night, fully utilizes free energy all day long, greatly reduces the energy consumption of the street lamp, and accords with the energy-saving concept of green and energy saving.
Disclosure of Invention
The invention provides a novel cooling, heating and power supply system, which combines a radiation refrigeration technology, a solar heat collection technology and a power generation technology to form a novel cooling, heating and power supply and power generation system, wherein the system obtains heat through a solar heat collection film in the daytime, obtains extra cold through a radiation refrigeration material at night, heats or cools water according to needs, generates power by using the residual heat or cold, stores electric energy, and is used for indoor illumination, an electric control valve of the system, a flowmeter and the like, so that the energy consumption of buildings is greatly reduced;
the invention provides a street lamp device based on passive power generation, which combines a heat collection technology, a radiation refrigeration technology and a power generation technology to form a novel street lamp device, utilizes solar heat radiation and free cold energy of outer space to generate power in the daytime, utilizes the free cold energy of the outer space and illumination waste heat to generate power at night, stores electric energy for illumination of roads and greatly reduces the energy consumption of the street lamp;
the embodiment of the invention adopts the following technical scheme:
a street lamp device based on passive power generation comprises a photovoltaic heat collection power generation module, a radiation refrigeration power generation module, a lighting module, a storage battery, a controller, a support arm, a support column and a base;
as a preferred example, the photovoltaic heat collection power generation module comprises a solar thin film plate heat absorption layer;
as a preferred example, the radiation refrigeration power generation module comprises a radiation refrigeration film, a thermoelectric film, a phase-change material, a first heat-insulating layer, a second heat-insulating layer, a third heat-insulating layer, a first shell, a windshield, fins and insulating columns;
as a preferred example, the lighting module comprises an LED lamp, a second housing, a heat conducting substrate, and a lamp cover;
as a preferred example, the photovoltaic heat collection power generation module, the radiation refrigeration power generation module and the illumination module are connected with each other to form a whole, the photovoltaic heat collection power generation module is arranged above the radiation refrigeration power generation module, the radiation refrigeration power generation module is arranged above the illumination module, the photovoltaic heat collection power generation module, the radiation refrigeration power generation module and the illumination module are connected with the support post through support arms, the support post is fixed through the base, and the storage battery and the controller are arranged inside the support post;
as a preferred example, the storage battery is connected with the controller, a first charging line of the controller is connected with the photovoltaic heat collection power generation module, a second charging line of the controller is connected with the radiation refrigeration power generation module, and a discharging line of the controller is connected with the illumination module;
as a preferred example, a solar thin film plate is pasted on the photovoltaic heat collection power generation module, a heat absorption layer is laid under the solar thin film plate, a phase change material is placed under the heat absorption layer,
as a preferred example, the absorptivity of the heat absorption layer in a wave band of 0.25-3um is more than 0.90, and the heat absorption layer has high thermal stability in a range of-45 ℃ to 200 ℃;
as a preferred example, a radiation refrigeration film is arranged in the middle of the radiation refrigeration power generation module, a thermoelectric film is arranged below the radiation refrigeration film, an insulating column is arranged below the intersection of the radiation refrigeration film and the thermoelectric film, a first heat preservation material is arranged above the thermoelectric film, a second heat preservation material is arranged below the thermoelectric film, a first cavity is formed by a windshield and the first heat preservation material, a third heat preservation material is placed on the inner side of a first shell, fins are arranged on the outer side of the thermoelectric film, a second cavity is formed by the first shell, a first heat preservation layer, a second heat preservation layer and the third heat preservation layer, and a phase change material is filled in the second cavity;
as a preferable example, the emissivity of the radiation refrigeration film in a wave band of 8-13um is greater than 0.90, and meanwhile, the reflectivity in a wave band of 0.25-3um is greater than 0.90;
as a preferred example, the radiation refrigeration film can be a metamaterial spectrum selective film, a nanometer laser selective emission material, or one of radiation refrigeration coatings or paints;
as a preferred example, the thermoelectric thin film may be one of a bismuth telluride thermoelectric thin film, a tin selenide thermoelectric thin film, or a copper selenide thermoelectric thin film;
as a preferred example, the phase-change material may be one of paraffin or a composite phase-change material;
as a preferred example, the first housing may be one of an aluminum alloy or a polyvinyl chloride alloy;
as a preferred example, the insulating column is a ceramic pillar;
preferably, the transparency of the windshield is higher than 0.9.
As a preferred example, the LED lamp of the lighting module is disposed below the heat conducting substrate, the lamp cover is disposed below the LED lamp, and the second housing, the heat conducting substrate and the lamp cover form a third cavity;
as a preferred example, the heat-conducting substrate may be one of a heat-conducting silica gel sheet or an alumina ceramic sheet;
preferably, the second housing may be one of an aluminum alloy or a polyvinyl chloride alloy.
As a preferred example, the following four modes of operation can be followed: the solar photovoltaic power generation system comprises a heat storage mode, a photovoltaic power generation mode, a radiation refrigeration power generation mode and an illumination mode, and has the following specific operation conditions:
a heat storage mode: in the daytime, after the heat absorption layer of the photovoltaic heat collection power generation module absorbs the heat radiation of the sun, the temperature of the heat absorption layer rises and transfers the heat to the phase-change material, so that the temperature of the phase-change material rises. At night, the lighting module operates, lighting waste heat heats the phase-change material, so that the temperature of the phase-change material is continuously increased, and the phase-change material with the increased temperature is used as the hot end of the thermoelectric film;
photovoltaic power generation mode: in the daytime, solar radiation absorbed by the solar film is used for generating electricity, the obtained electricity is stored in the storage battery, and the stored electricity can supply power to the lighting module at night;
radiation refrigeration power generation mode: the radiation refrigeration film after the temperature reduction is used as a cold end of the thermoelectric film and a phase-change material as a hot end to form a temperature difference and generate a potential difference, so that current is generated in a loop, generated electric quantity is stored in the storage battery, and the power is supplied to the illumination module at night;
illumination mode: the night controller controls the storage battery to supply power to the LED lamp, so that the lighting function is realized;
the heat storage mode, the photovoltaic power generation mode, the radiation refrigeration power generation mode and the illumination mode can be operated independently or simultaneously.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
(1) the invention combines the power generation technology and the radiation refrigeration technology, fully utilizes a free cold source to generate power, further reduces the energy consumption of the street lamp, and conforms to the concept of green energy conservation.
(2) The invention realizes the combination of radiation refrigeration technology, heat collection technology and power generation technology, realizes all-weather power generation, fully utilizes free energy all day long and reduces the energy consumption of the street lamp.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a street lamp
FIG. 3 is a schematic cross-sectional view of a street lamp body;
FIG. 4 is an external schematic view of a photovoltaic heat collection power generation module;
FIG. 5 is a schematic view of the internal structure of the radiant cooling power generation module;
fig. 6 is a schematic view of the internal structure of the lighting module;
fig. 7 is a schematic circuit diagram.
The figure shows that: the solar energy and heat collecting and power generating system comprises a photovoltaic heat collecting and power generating module 1, a radiation refrigeration power generating module 2, a lighting module 3, a storage battery 4, a controller 5, a support arm 6, a support column 7 and a base 8.
Detailed description of the invention
The technical solution of the embodiment of the present invention will be described in detail below with reference to the accompanying drawings.
The technical solution of the embodiment of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, a street lamp device based on passive power generation according to an embodiment of the present invention includes a photovoltaic heat collection power generation module 1, a radiation refrigeration power generation module 2, a lighting module 3, a storage battery 4, a controller 5, a support arm 6, a support post 7, and a base 8;
the photovoltaic heat collection power generation module 1 of the above embodiment includes a solar thin film plate 101, a heat absorption layer 102;
the radiation refrigeration power generation module 2 of the above embodiment includes a radiation refrigeration film 201, a thermoelectric film 202, a phase change material 203, a first heat insulating layer 204, a second heat insulating layer 205, a third heat insulating layer 206, a first housing 207, a windshield 208, fins 209, and an insulating column 210;
the lighting module 3 of the above embodiment includes an LED lamp 301, a second housing 302, a heat conductive substrate 303, a lamp cover 304;
the photovoltaic heat collection power generation module 1, the radiation refrigeration power generation module 2 and the illumination module 3 of the embodiment are connected with each other to form a whole, the photovoltaic heat collection power generation module 1 is arranged above the radiation refrigeration power generation module 2, the radiation refrigeration power generation module 2 is arranged above the illumination module 3, the photovoltaic heat collection power generation module 1, the radiation refrigeration power generation module 2 and the illumination module 3 are connected with the strut 7 through the support arm 6, the strut 7 is fixed through the base 8, and the storage battery 4 and the controller 5 are placed inside the strut 7;
the storage battery 4 is connected with the controller 5, a first charging line 501 of the controller 5 is connected with the photovoltaic heat collection power generation module 1, a second charging line 502 of the controller 5 is connected with the radiation refrigeration power generation module 2, and a discharging line 503 of the controller 5 is connected with the lighting module 3;
the photovoltaic heat collecting power generation module 1 of the above embodiment is adhered with the solar thin film plate 101, the heat absorbing layer 102 is laid under the solar thin film plate 101, the phase change material 203 is placed under the heat absorbing layer 102,
the heat absorbing layer 102 of the above embodiment has an absorption rate of more than 0.90 in the 0.25-3um band and a high thermal stability in the range of-45 ℃ to 200 ℃;
the radiation refrigeration power generation module 2 of the above embodiment has the radiation refrigeration film 201 arranged in the middle, the thermoelectric film 202 is arranged below the radiation refrigeration film 201, the insulating column 210 is arranged below the intersection of the radiation refrigeration film 201 and the thermoelectric film 202, the first heat insulating material 204 is arranged above the thermoelectric film 202, the second heat insulating material 205 is arranged below the thermoelectric film 202, the windshield 208 and the first heat insulating material 204 form a first cavity, the third heat insulating material 206 is arranged inside the first shell 207, the fins 209 are arranged outside the thermoelectric film 202, the first shell 207 and the first heat insulating layer 204, the second heat insulating layer 205 and the third heat insulating layer 206 form a second cavity, and the phase-change material 203 fills the second cavity;
the emissivity of the radiation refrigeration film 201 in the wave band of 8-13um of the embodiment is larger than 0.90, and meanwhile, the reflectivity in the wave band of 0.25-3um is larger than 0.90;
the radiation refrigeration film 201 of the above embodiment may be a metamaterial spectrum selective film, a nano-laser selective emission material, or one of a radiation refrigeration coating or paint;
the thermoelectric thin film 202 of the above embodiment may be one of a bismuth telluride thermoelectric thin film, a tin selenide thermoelectric thin film, or a copper selenide thermoelectric thin film;
the phase change material 203 of the above embodiment may be one of paraffin or a composite phase change material;
the first housing 207 of the above embodiment may be one of an aluminum alloy or a polyvinyl chloride alloy;
the insulating posts 210 of the above embodiments are ceramic posts;
the transparency of the windshield 208 of the above embodiment is higher than 0.90.
The LED lamp 301 of the lighting module 3 of the above embodiment is placed below the heat conducting substrate 303, the lamp cover 304 is placed below the LED lamp, and the second housing 302, the heat conducting substrate 303 and the lamp cover 304 form a third cavity;
the heat conducting substrate 303 of the above embodiment may be one of a heat conducting silica gel sheet or an alumina ceramic sheet;
the second housing 302 of the above embodiment may be one of an aluminum alloy or a polyvinyl chloride alloy.
The device of the above embodiment can operate in four modes: the device comprises a heat storage mode, a photovoltaic power generation mode, a radiation refrigeration power generation mode and an illumination mode, and has the following operating conditions:
a heat storage mode: in the daytime, after the heat absorbing layer 102 of the photovoltaic heat collecting and generating module 1 absorbs the solar heat radiation, the temperature of the heat absorbing layer 102 rises and transfers the heat to the phase-change material 203, so that the temperature of the phase-change material 203 rises. At night, the lighting module 3 operates, lighting waste heat heats the phase-change material 203, so that the temperature of the phase-change material 203 is continuously increased, and the phase-change material 203 with the increased temperature is used as the hot end of the thermoelectric film 202;
photovoltaic power generation mode: in the daytime, solar radiation absorbed by the solar film 101 is used for generating electricity, the obtained electricity is stored in the storage battery 4, and the stored electricity can supply power to the lighting module 3 at night;
radiation refrigeration power generation mode: the radiation refrigeration film 201 and the outer space perform radiation heat exchange to obtain cold energy and reduce the temperature, the radiation refrigeration film 201 with the reduced temperature is used as the cold end of the thermoelectric film 202 to form temperature difference with the phase-change material 203 as the hot end, and generates potential difference, so that current is generated in a loop, generated electric quantity is stored in the storage battery 4, and power is supplied to the illumination module 3 at night;
illumination mode: the night controller 5 controls the storage battery 4 to supply power to the LED lamp 301, so that the lighting function is realized;
the heat storage mode, the photovoltaic power generation mode, the radiation refrigeration power generation mode and the illumination mode can be operated independently or simultaneously.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1.一种基于被动式发电的路灯装置，其特征在于，该装置包括光伏集热发电模块(1)、辐射制冷发电模块(2)、照明模块(3)、蓄电池(4)、控制器(5)、支臂(6)、支柱(7)、底座(8)；1. A street lamp device based on passive power generation, characterized in that the device comprises a photovoltaic heat collection power generation module (1), a radiation refrigeration power generation module (2), a lighting module (3), a battery (4), a controller (5) ), support arm (6), pillar (7), base (8); 所述的光伏集热发电模块(1)包括太阳能薄膜板(101)吸热层(102)；The photovoltaic heat collection and power generation module (1) comprises a solar thin film panel (101) a heat absorbing layer (102); 所述的辐射制冷发电模块(2)包括辐射制冷薄膜(201)、热电薄膜(202)、相变材料(203)、第一保温层(204)、第二保温层(205)、第三保温层(206)、第一外壳(207)、防风罩(208)、翅片(209)、绝缘柱(210)；The radiation refrigeration power generation module (2) comprises a radiation refrigeration film (201), a thermoelectric film (202), a phase change material (203), a first insulation layer (204), a second insulation layer (205), and a third insulation layer layer (206), first shell (207), draft shield (208), fins (209), insulating posts (210); 所述的照明模块(3)包括LED灯(301)、第二外壳(302)、导热基板(303)、灯罩(304)；The lighting module (3) includes an LED lamp (301), a second housing (302), a thermally conductive substrate (303), and a lampshade (304); 所述的光伏集热发电模块(1)、辐射制冷发电模块(2)、照明模块(3)相互连接构成一个整体，光伏集热发电模块(1)在辐射制冷发电模块(2)上方，辐射制冷发电模块(2)在照明模块(3)上方，光伏集热发电模块(1)、辐射制冷发电模块(2)与照明模块(3)通过支臂(6)与支柱(7)连接，支柱(7)通过底座(8)固定，蓄电池(4)与控制器(5)放置在支柱(7)内部；The photovoltaic heat collection power generation module (1), the radiation cooling power generation module (2), and the lighting module (3) are connected to each other to form a whole, and the photovoltaic heat collection power generation module (1) is above the radiation cooling power generation module (2), and the radiation The cooling power generation module (2) is above the lighting module (3), and the photovoltaic heat collection power generation module (1), the radiation cooling power generation module (2) and the lighting module (3) are connected to the pillar (7) through the arm (6), and the pillar (7) It is fixed by the base (8), and the battery (4) and the controller (5) are placed inside the pillar (7); 蓄电池(4)与控制器(5)相连，控制器(5)的第一充电线路(501)与光伏集热发电模块(1)相连，控制器(5)的第二充电线路(502)与辐射制冷发电模块(2)相连，控制器(5)的放电线路(503)与照明模块(3)相连。The battery (4) is connected to the controller (5), the first charging circuit (501) of the controller (5) is connected to the photovoltaic heat collection power generation module (1), and the second charging circuit (502) of the controller (5) is connected to The radiation refrigeration power generation module (2) is connected, and the discharge line (503) of the controller (5) is connected with the lighting module (3). 2.根据权利要求1所述的一种基于被动式发电的路灯装置，其特征在于，所述的光伏集热发电模块(1)上面贴有太阳能薄膜板(101)，太阳能薄膜板(101)下铺设一层吸热层(102)，吸热层(102)下方放置相变材料(203)，2. A street lamp device based on passive power generation according to claim 1, characterized in that, a solar film panel (101) is attached on the photovoltaic heat collection power generation module (1), and a solar film panel (101) is attached under the solar film panel (101). A layer of heat-absorbing layer (102) is laid, and a phase-change material (203) is placed under the heat-absorbing layer (102), 所述的吸热层(102)在0.25-3um波段的吸收率大于0.90，在-45℃到200℃范围内具有高热稳定性；The absorption rate of the heat absorbing layer (102) in the 0.25-3um band is greater than 0.90, and has high thermal stability in the range of -45°C to 200°C; 3.根据权利要求1所述的一种基于被动式发电的路灯装置，其特征在于，所述的辐射制冷发电模块(2)的中间布置辐射制冷薄膜(201)，热电薄膜(202)布置在辐射制冷薄膜(201)下方，绝缘柱(210)布置在辐射制冷薄膜(201)与热电薄膜(202)相交处的下方，第一保温材料(204)布置在热电薄膜(202)上方，第二保温材料(205)布置在热电薄膜(202)下方，防风罩(208)与第一保温材料(204)形成第一腔体，第一外壳(207)内侧放置第三保温材料(206)，翅片(209)布置在热电薄膜(202)外侧，第一外壳(207)与第一保温层(204)、第二保温层(205)、第三保温层(206)形成第二腔体，相变材料(203)充满第二腔体；3. A street lamp device based on passive power generation according to claim 1, characterized in that a radiation cooling film (201) is arranged in the middle of the radiation cooling power generation module (2), and a thermoelectric film (202) is arranged in the middle of the radiation cooling power generation module (2). Below the cooling film (201), the insulating column (210) is arranged below the intersection of the radiation cooling film (201) and the thermoelectric film (202), the first thermal insulation material (204) is arranged above the thermoelectric film (202), and the second thermal insulation The material (205) is arranged under the thermoelectric film (202), the draft shield (208) and the first thermal insulation material (204) form a first cavity, a third thermal insulation material (206) is placed inside the first shell (207), and the fins (209) is arranged on the outside of the thermoelectric film (202), the first shell (207) forms a second cavity with the first insulation layer (204), the second insulation layer (205), and the third insulation layer (206), and the phase changes material (203) fills the second cavity; 所述的辐射制冷薄膜(201)在8-13um波段内的发射率大于0.90，同时，在0.25-3um波段内的反射率大于0.90；The emissivity of the radiation refrigeration film (201) in the 8-13um band is greater than 0.90, and at the same time, the reflectivity in the 0.25-3um band is greater than 0.90; 所述的辐射制冷薄膜(201)可以是超材料光谱选择性膜，纳米激光性选择发射材料，或者辐射制冷涂层或涂料中的一种；The radiation cooling film (201) can be one of a metamaterial spectral selective film, a nano-laser selective emission material, or a radiation cooling coating or paint; 所述的热电薄膜(202)可以是碲化铋热电薄膜、硒化锡热电薄膜或者硒化铜热电薄膜中的一种；The thermoelectric film (202) may be one of a bismuth telluride thermoelectric film, a tin selenide thermoelectric film or a copper selenide thermoelectric film; 所述的相变材料(203)可以是石蜡或者复合相变材料中的一种；The phase change material (203) may be one of paraffin wax or composite phase change material; 所述的第一外壳(207)可以是铝合金或者聚氯乙烯合金中的一种；The first shell (207) can be one of aluminum alloy or polyvinyl chloride alloy; 所述的绝缘柱(210)是陶瓷支柱；The insulating column (210) is a ceramic column; 所述的防风罩(208)的透过率高于0.90。The transmittance of the windshield (208) is higher than 0.90. 4.根据权利要求1所述的一种基于被动式发电的路灯装置，其特征在于，所述的照明模块(3)的LED灯(301)放置在导热基板(303)的下方，灯罩(304)放置在LED灯的下方，第二外壳(302)与导热基板(303)、灯罩(304)形成第三腔体；4. A street light device based on passive power generation according to claim 1, characterized in that, the LED lamp (301) of the lighting module (3) is placed under the thermally conductive substrate (303), and the lampshade (304) placed under the LED lamp, the second housing (302), the thermally conductive substrate (303) and the lampshade (304) form a third cavity; 所述的导热基板(303)可以是导热硅胶片或氧化铝陶瓷片的一种；The thermally conductive substrate (303) may be a thermally conductive silica gel sheet or an alumina ceramic sheet; 所述的第二外壳(302)可以是铝合金或者聚氯乙烯合金中的一种。The second shell (302) may be one of aluminum alloy or polyvinyl chloride alloy. 5.根据权利要求1所述的一种基于被动式发电的路灯装置，其特征在于，可以按照以下四种模式运行：蓄热模式、光伏发电模式、辐射制冷发电模式、照明模式，具运行情况如下：5. A street lamp device based on passive power generation according to claim 1, characterized in that it can operate in the following four modes: heat storage mode, photovoltaic power generation mode, radiation cooling power generation mode, and lighting mode, and the operating conditions are as follows : 蓄热模式：白天，光伏集热发电模块(1)的吸热层(102)吸收太阳热辐射后，吸热层(102)的温度升高并将热量传递给相变材料(203)，使相变材料(203)温度升高。夜间，照明模块(3)运行，照明余热加热相变材料(203)，使相变材料(203)温度继续升高，温度升高后的相变材料(203)作为热电薄膜(202)的热端；Heat storage mode: during the day, after the heat absorption layer (102) of the photovoltaic heat collection and power generation module (1) absorbs solar heat radiation, the temperature of the heat absorption layer (102) increases and transfers the heat to the phase change material (203), so that the The temperature of the phase change material (203) increases. At night, when the lighting module (3) operates, the residual heat of the lighting heats the phase change material (203), so that the temperature of the phase change material (203) continues to rise, and the phase change material (203) after the temperature rise is used as the heat source of the thermoelectric film (202). end; 光伏发电模式：白天，太阳能薄膜板(101)吸收的太阳辐射用于发电，获得的电量储存在蓄电池(4)中，所储存的电能可在夜间为照明模块(3)供电；Photovoltaic power generation mode: during the day, the solar radiation absorbed by the solar film panel (101) is used to generate electricity, the obtained electricity is stored in the battery (4), and the stored electricity can supply power to the lighting module (3) at night; 辐射制冷发电模式：辐射制冷薄膜(201)与外太空进行辐射换热后获得冷量、温度降低，降低温度后的辐射制冷薄膜(201)作为热电薄膜(202)的冷端与作为热端的相变材料(203)形成温度差，并产生电势差，从而回路中产生电流，产生的电量储存于蓄电池(4)中，并在夜间给照明模块(3)供电；Radiation cooling power generation mode: the radiative cooling film (201) exchanges heat with the outer space to obtain cooling capacity and lowers the temperature, and the radiative cooling film (201) after the temperature reduction is used as the cold side of the thermoelectric film (202) and the hot side. The variable material (203) forms a temperature difference and generates a potential difference, thereby generating a current in the loop, and the generated electricity is stored in the battery (4), and supplies power to the lighting module (3) at night; 照明模式：夜间控制器(5)控制蓄电池(4)给LED灯(301)供电，实现照明功能；Lighting mode: the nighttime controller (5) controls the battery (4) to supply power to the LED light (301) to realize the lighting function; 所述蓄热模式、光伏发电模式、辐射制冷发电模式、照明模式可单独运行，也可以同时运行。The heat storage mode, photovoltaic power generation mode, radiation cooling power generation mode, and lighting mode can be operated independently or simultaneously.
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CN115566996A (en) * 2022-10-27 2023-01-03 西安交通大学 A dual-channel arrangement of solar energy concentrating frequency-division time-division time-division electric heating cogeneration device
TWI859037B (en) * 2023-07-26 2024-10-11 徐承源 Lighting device using combined power generation
JP7582635B2 (en) 2022-07-04 2024-11-13 チャ チョン、オク Lighting equipment using combined cycle power generation

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