WO2011159076A2 - 열전대를 이용한 고출력 광소자 가로등 - Google Patents
열전대를 이용한 고출력 광소자 가로등 Download PDFInfo
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- WO2011159076A2 WO2011159076A2 PCT/KR2011/004326 KR2011004326W WO2011159076A2 WO 2011159076 A2 WO2011159076 A2 WO 2011159076A2 KR 2011004326 W KR2011004326 W KR 2011004326W WO 2011159076 A2 WO2011159076 A2 WO 2011159076A2
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- thermocouple
- optical device
- circuit board
- heat
- power
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/54—Cooling arrangements using thermoelectric means, e.g. Peltier elements
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
- F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
- F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
- F21S8/086—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device attached sideways of the standard, e.g. for roads and highways
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
- F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
- F21S8/088—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device mounted on top of the standard, e.g. for pedestrian zones
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/001—Arrangement of electric circuit elements in or on lighting devices the elements being electrical wires or cables
- F21V23/002—Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
- G01K7/021—Particular circuit arrangements
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/10—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/10—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects
- H10N10/13—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects characterised by the heat-exchanging means at the junction
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/10—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects
- H10N10/17—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects characterised by the structure or configuration of the cell or thermocouple forming the device
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/80—Constructional details
- H10N10/85—Thermoelectric active materials
- H10N10/851—Thermoelectric active materials comprising inorganic compositions
- H10N10/854—Thermoelectric active materials comprising inorganic compositions comprising only metals
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- 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
Definitions
- the present invention relates to a high-power optical device street lamp using a thermocouple, and more particularly, to convert the energy into a thermoelectric power while always emitting high heat generated on the circuit board due to the optical device that emits light at a high output power to the optical device as electrical energy
- the present invention relates to a high-power optical device street lamp using a thermocouple capable of greatly reducing the power consumption of lighting a street lamp and minimizing the power cost by recycling resources to supply.
- LED Light Emitting Diodes
- LED is a kind of semiconductor device that converts electrical energy into light energy by using the characteristic of semiconductor made of specific compound. Unlike conventional lighting such as incandescent and fluorescent lamps, LED has high light conversion efficiency, so it can save energy up to 90%. It is possible to reduce, and because the light source is small, it is suitable for miniaturization and light weight, but infinite expansion installation is possible, and the service life is semi-permanently.
- LED is not thermal emission or discharge emission, it is not necessary to preheat, so the response speed is fast, the lighting circuit is very simple, and since it does not use gas and filament for discharge, it is safe and largely causes environmental pollution. It is used in various digital products, home appliances and peripherals because it has few factors, high repetitive pulse operation, less optic nerve fatigue, and full color. As the high-brightness LED having improved the problem is commercially available on a commercial scale, its use and use are rapidly expanding.
- high-power LED lamps generate high heat during use, and high heat affects not only high-power LED lamps but also peripheral components, causing problems or shortening the lifespan.
- an optical device using a light source such as an LED is essentially a semiconductor device, it is relatively weak to heat compared to light emitting devices such as incandescent lamps and fluorescent lamps. Accordingly, it is possible to maintain high luminous efficiency and long life, which are advantages when the temperature of the junction inside the semiconductor device is maintained at a constant temperature. That is, in case of LED, the junction part of the semiconductor device should be maintained at 85 ° C. or lower at all times to maintain the original advantages.
- an optical device related technology such as LED has been actively conducted mainly for research to improve luminous efficiency of LED chip and to extract it efficiently.
- the influence of heat generated when driving the device directly affects the light efficiency of the optical device light source, and the optical device, such as being applied as a lamp, is gradually getting higher, the problem due to the generated heat becomes more serious.
- the optical device is configured to emit heat by being coupled to the heat sink to the semiconductor device so as to emit heat generated during the light emitting itself.
- Korean Utility Model Model No. 20-0448163 has a heat sink for LED luminaires installed in the LED luminaire, which is coupled to the case body of the luminaire and has a sufficient heat dissipation area on the upper portion thereof. At least one heat dissipation fin formed, a support for fixing a circuit board on which at least one LED is mounted, at least one connection fixing groove formed at a lower portion of the heat dissipation plate to insert the support, and the circuit board And a fixing screw for fixing to the support, wherein the support includes at least one screw hole formed at a predetermined interval along a central portion thereof, and the circuit board corresponds to the screw hole of the support.
- the heat sink for the LED luminaire is configured to install the respective LEDs integrally with the heat sink for the LED luminaire by coupling the fixing screw to the screw hole and the tightening hole to fix the circuit board to the support.
- the heat dissipation fin and the connection fixing groove are integrally formed, and a heat dissipation plate for LED lighting has been developed to maximize heat dissipation effect by minimizing thermal resistance by being made entirely of aluminum extrudates.
- Korean Patent Application Publication No. 20-2008-0003317 has a LED lamp assembly in which a plurality of high-power LED lamps are installed, the cooling device of the high-power LED lamp street lamp, the LED lamp assembly
- the plate-shaped heat conduction heat collecting plate is attached to the opposite side of the high output LED lamp of the plate and the mounting groove is formed on the opposite side of the mounting surface, and the liquid heat medium that is coupled to the seating groove of the heat collecting plate and heat exchanged with the heat conductive heat collecting plate therein
- a heat exchanger housing accommodated and a heat dissipation plate arranged at a plurality of spaced apart at predetermined intervals on the outer circumferential surface of the heat exchange cylinder and formed in a thin plate shape to exchange heat with the heat medium in the heat exchange cylinder.
- Increased heat dissipation performance and efficiency improves the cooling performance of LED lamps
- the cooling device of the high power LED lamp street light has been developed, which can prevent the component from failing
- the conventional heat sink merely suggests a function of discharging the heat of the semiconductor device generated by light emission of the optical device to the outside, which does not unilaterally emit heat and is not utilized as energy.
- the problems caused by the recent shortage of resources become more severe, solutions to save resources are urgently needed, and in the future, the need to utilize unnecessary heat generated in the highly-used optical device field will be improved. There is a need for more technical development.
- the present invention has been made in view of the above points, while the high temperature heat generated from the optical element and the circuit board for emitting the light emitting high power output through the heat sink to prevent the degradation of life due to deterioration phenomenon, waste heat High-power output using thermocouple that can reduce the power consumption and cost of lighting street lamps and improve the energy efficiency of optical devices, as it is converted into thermoelectric power and then supplied to optical devices with electrical energy.
- thermocouple that can reduce the power consumption and cost of lighting street lamps and improve the energy efficiency of optical devices, as it is converted into thermoelectric power and then supplied to optical devices with electrical energy.
- the structure allows the air to enter itself from the outside so that the temperature increases as the air flows through the power supply unit when the air enters the cylinder of the support or the inner groove of the support, and the air flows evenly by spreading the heat transferred to the heat sink. It is to provide a high-power optical device street lamp using a thermocouple that can maximize energy efficiency by increasing the power production using waste heat inducing a natural convection phenomenon to conduct.
- High power optical device street light using the thermocouple proposed by the present invention is fixed to the ground body body extending to the upper side;
- a lamp head portion formed to face a lower ground at a position spaced forward at an upper end of the body portion;
- a power supply unit fixed to the body unit and configured to apply energy required for driving the power supply unit to control and operate the lamp head unit.
- the lamp head unit is connected to the power supply unit to receive power.
- a circuit board formed of a metal material having a high thermal conductivity, an optical device disposed on one or a plurality of lower surfaces of the circuit board, and connected to the lamp head portion under the optical device to protect and support the optical device.
- a heat dissipation plate installed at an upper end of the circuit board and having a plurality of heat dissipation fins formed to dissipate heat generated from the optical device and the circuit board, wherein the heat dissipation fins are arranged in a tiled arrangement on the surface of each heat dissipation fin. It converts the heat that is arranged and released into the form of thermoelectric power, and the two kinds of metals having different thermal conductivity cross each other. It includes a thermocouple to form a thermal current by forming a contact in contact.
- a solar panel on the upper surface to the outside of the lamp head portion is formed a plurality of cells for converting sunlight into electrical energy.
- the circuit may be connected to an external supply terminal of the thermocouple and the lamp head unit, and the circuit may be configured to drive the optical device when necessary by sufficiently charging electrical energy generated through the thermoelectric current of the thermocouple or generated by the solar panel. It is also possible to comprise the charging apparatus which supplies to a board
- the heat sink has one end connected to the metal at the outer edge of the thermocouple and the other end connected to one side of the circuit board, and recovers the thermal current generated from the thermocouple, converts it into electrical energy, and supplies it to the power source of the optical device. It further comprises an external connection terminal formed of a metal material to.
- the external connection terminal collects the thermal current generated by the thermocouple and supplies the circuit board to be used as a power source of the optical device, but is formed by dividing the positive terminal and the negative terminal.
- the body part has an inlet hole through which air is introduced from the outside at a position where the power supply unit is installed, and a flow path in which the inside of the body part is empty from the inlet hole to the lamp head part forms an air movement path. And a supply hole is formed so that the flow passage communicates with the lamp head in the connection portion in which the lamp head is installed in the body portion, thereby inducing a natural convection phenomenon so that the heat transmitted to the heat sink is spread evenly. Is done.
- a connection between the power supply unit and the circuit board installed in the lamp head unit, and the voltage state of the current delivered to the circuit board when the current converted from direct current to alternating current is transmitted through the power supply unit It further comprises a power transmission cable is formed to maintain as it is.
- the power transmission cable comprises a copper wire which forms a fine diameter and transmits a current to the circuit board from the power supply unit, and a tube tube which is covered around the outer side of the copper wire so as to protect the copper wire from being hit by interpolation.
- the copper wire is formed in a plurality of at least one inside the tube tube, the copper wire is formed of an enameled copper wire made of an enamel material.
- thermocouple is disposed in the transverse direction on one or both planes to the left and right of the heat dissipation fins, respectively, and is formed at a plurality of equally spaced first metal bodies, and is disposed in the longitudinal direction to intersect the first metal bodies and the heat dissipation fins. It comprises a plurality of second metal body formed on the phase at equal intervals.
- the first metal body and the second metal body of the thermocouple are formed of a thin metal sheet by depositing a metal powder or a nano metal powder so as to form a silkscreen printing on the heat radiation fin.
- the first metal body and the second metal body of the thermocouple are formed of constituent materials having different thermal conductivity from each other, and generate heat at different temperatures for heat transferred from the optical device and the circuit board, and at different temperatures according to the thermal conductivity. Heat current is generated.
- the first metal body and the second metal body of the thermocouple are configured to generate one electrode of a positive electrode having a high potential and a negative electrode having a low potential, respectively, to generate different electrodes.
- the first metal body and the second metal body of the thermocouple is selected from an alloying material of platinum-rhodium, platinum rhodium-platinum, chromel-allomel, chromel-constantan, iron-constantan, copper-constantan. It is made using a species of alloying material.
- thermocouple generates different types of thermal current by differently selecting one or more of alloy ratios, metal types, metal wire diameters, compatibility limits, overheating limits, and electrical resistances of the constituent alloy materials forming the first and second metal bodies. Is done.
- thermocouple According to the high-output optical device street lamp using the thermocouple according to the present invention, while the heat generated from the optical device and the circuit board for controlling the light to be turned on at high power is released through the heat sink in advance to prevent the deterioration of life due to deterioration phenomenon At the same time, by converting the waste heat emitted by the heat sink into thermoelectric power by the reaction of thermocouple and supplying it with electric energy, it greatly reduces the power consumption and cost required to turn on the street lights, and converts the waste resources of the waste heat into electric energy. By recycling, the efficiency of energy efficiency can be improved.
- the high-power optical device street lamp using the thermocouple according to the present invention forms a structure in which air can be introduced from the outside to lower the temperature of the storage space of the lamp head to prevent degradation of the life due to the occurrence of degradation in the circuit board Increasing the efficiency, and by inducing a natural convection phenomenon to increase the conductivity so that the heat transferred to the heat sink by the air evenly, there is an effect that can maximize the energy efficiency by increasing the power output using the heat energy of the waste heat.
- the high-power optical street light using the thermocouple the power supply is separated from the circuit board is installed in a position away from the circuit board to minimize the deterioration phenomenon that the power supply is heated together with the circuit board and the power supply unit It maintains its lifespan and is connected to the circuit board and the power supply with the power transmission cable, so that even when the power supply is installed at a spaced apart location, the voltage drop phenomenon that the potential is lowered by the resistance is not applied in the process of current movement. Power is transmitted to the to prevent the loss of power.
- thermocouple because the energy stored in the solar light, including the electrical energy converted from the waste heat can be used as the operating power source of the optical device further reduces power consumption and cost In the evening, solar energy is supplied through daylight and heat energy in the evening, and electricity is supplied when needed, thereby producing energy by itself using natural resources to light up street lamps, and further increasing energy efficiency.
- FIG. 1 is a side view showing an embodiment according to the present invention.
- FIG. 2 is a cross-sectional view showing an embodiment according to the present invention.
- FIG. 3 is a partially enlarged view illustrating a lamp head of FIG. 2.
- Figure 4 is a partially enlarged view showing an embodiment according to the present invention.
- thermocouple 5 is a table which shows the kind of thermocouple in this invention.
- thermocouple 6 is a conceptual diagram showing a thermocouple in the present invention.
- Figure 7 is a perspective view showing a cross-sectional state of the power transmission cable in the present invention.
- FIG. 8 is a partially enlarged view showing another embodiment according to the present invention.
- thermocouple 9 is a conceptual diagram showing a thermocouple in another embodiment of the present invention.
- thermocouple a preferred embodiment of a high power optical device street light using a thermocouple according to the present invention will be described in detail with reference to the drawings.
- the same components are denoted by the same reference numerals, and detailed description thereof will be omitted.
- thermocouple As shown in Figures 1 to 6, the body portion 10, the lamp head portion 20, and the power supply unit 30 It is done by
- the body portion 10 forms a flange forming a flat surface at the lower end so as to be fixed to the ground, and extends in a long cylindrical shape on the upper side of the lamp head portion 20 Is formed so that it can be located on the upper side away from the ground.
- the lamp head portion 20 is formed to face the lower ground at a position spaced forward on the upper end of the body portion 10.
- the circuit board 25, the optical device 26, the molding cover 27, and the heat sink 28 are fixed to the lamp head 20.
- the lamp head unit 20 has an accommodating space 21 formed therein so that the circuit board 25, the heat sink 28, and the like can be installed. That is, a blocking plate 23 is installed at the lower side so that the accommodating space 21 is formed in the lamp head 20, and the open lower side is formed in a closed state, and the inner side of the accommodating space 21 is formed.
- the circuit board 25, the heat dissipation plate 28, and the like are installed on the blocking plate 23.
- the lower side surface of the blocking plate 23 (the surface in the direction in which the molding cover 27 is formed) may be formed of a material having excellent reflection efficiency with respect to the light generated by the optical device 26.
- the method may be selected from metals and metal alloys such as gold, silver, copper, platinum, etc., which have excellent reflectance of light, to be applied to the bottom surface of the blocking plate 23, or may be processed into a thin film and deposited. To form a reflective layer.
- the lamp head 20 may be formed in a semi-oval shape with a gentle curve, and may have various cross-sectional shapes such as a rectangular cross section forming a rectangular parallelepiped if the receiving space 21 is sealed from the outside. It is also possible.
- the circuit board 25 is connected to the power supply unit 30 and operates with power supplied to control the light emission of the optical device 26.
- the circuit board 25 is formed of a metal material having excellent thermal conductivity. That is, the circuit board 25 is made of a material having excellent thermal conductivity as compared to synthetic resin and ceramic as a metal material, and transmits heat generated by the optical device 26 or generated by the circuit board 25 to the heat sink 28. Form so that it is inverted.
- the circuit board 25 is formed by mixing a material for forming an insulating layer having electrical conductivity, such as silicon or epoxy, and a material for improving thermal conductivity such as alumina and copper powder.
- a material for forming an insulating layer having electrical conductivity such as silicon or epoxy
- a material for improving thermal conductivity such as alumina and copper powder.
- MCPCB metal core printed circuit board
- the metal circuit board 25 may be formed of an insulating layer forming an aluminum oxide film.
- the insulating layer of the aluminum oxide film electrically reacts the aluminum surface with the electrolyte solution to form an insulating layer.
- the metal circuit board 25 is oxidized by anodization to form a pure aluminum oxide layer to form a material having excellent thermal conductivity that can maintain the intrinsic thermal conductivity of aluminum oxide (30 to 35 W / mK). It is also possible.
- One or more optical devices 26 are disposed on the bottom surface of the circuit board 25.
- the molding cover 27 is connected to the lamp head 20 under the optical device 26 and serves to protect and support the optical device 26. That is, the molding cover 27 is fixed to the lamp head 20 to form the optical device 26 in a closed space from an external environment.
- the molding cover 27 may be formed to exhibit an optical effect of amplifying light generated from the optical device 26. That is, the molding cover 27 is formed such that the central portion is thicker and thinner in both directions with respect to the position of the optical element 26 so that the same effect as the convex lens is applied to the optical element 26. Form to amplify the light coming from
- the molding cover 27 may be formed in a shape such as a concave lens by forming a thinner central portion and becoming thicker in both directions. However, the molding cover 27 has a directivity of the angle (30 to 60 °) required for the street lamp and the light. In view of the characteristic that the light of the device 26 goes straight, the molding cover 27 is preferably formed so that the same effect as the convex lens is applied.
- the molding cover 27 is formed of a transparent resin. That is, in the material material forming the molding cover 27, a fluorescent material so as to realize various background effects through the place where the optical device 26 is used and light according to the light emission of the optical device 26 as necessary. It is also possible to form the mixture by mixing.
- the heat dissipation plate 28 is installed on the upper end of the circuit board 25 and a plurality of heat dissipation fins 29 are formed to dissipate heat generated by the optical element 26 and the circuit board 25.
- the heat dissipation fin 29 of the heat dissipation plate 28 includes a thermocouple 40 which generates heat current by converting heat generated from the optical device 26 and thermal energy transferred from the circuit board into thermoelectric power.
- thermocouple 40 is configured based on the basic operation of a thermoelectric element that causes thermoelectric phenomena.
- thermoelectric device is a semiconductor device that converts thermal energy and electrical energy. That is, generically referred to as a device using a variety of effects represented by the interaction of heat and electricity. These include thermistors for stabilizing circuits, detecting heat, power, and light, devices using the Seebeck effect for measuring temperatures, and Peltier devices for refrigerators and thermostats.
- thermocouple 40 is made by applying a seebeck effect among various effects of the thermoelectric element.
- the Seebeck effect is a phenomenon in which electromotive force is generated by a temperature difference between two different metal joints. More specifically, it refers to a phenomenon in which a current is generated in the metal circuit when two kinds of metals are connected in a ring shape, one contact is made high temperature and the other is made low temperature.
- electromotive force generated by the Seebeck effect is proportional to the temperature difference between the two contacts.
- the magnitude of the thermal current depends on the type of metal paired and the temperature difference between the two contacts, and the electrical resistance of the metal wire is also involved in the magnitude of the thermal current.
- thermocouple 40 is formed such that two kinds of metals having different thermal conductivity cross-contact each other on the surface of the heat dissipation fin 29.
- the thermocouple 40 converts heat transmitted from the optical device 26 and the circuit board 25 into a thermoelectric power type, and the two kinds of metals having different thermal conductivity cross-contact each other. Thermal current is generated at the contacts.
- thermocouple 40 is formed to be arranged in a tiled arrangement on the surface of the heat dissipation fin 29. That is, the thermocouple 40 is a lattice shape in which a plurality of lines made of a metal material are formed at regular intervals horizontally and vertically on side surfaces forming flat surfaces for each of the heat dissipation fins 29 of the heat dissipation plate 28. Is formed.
- the thermocouple 40 may be formed on only one side surface of one of the heat sink fins 29, or may be formed on both sides of the heat sink fins 29, respectively. Preferably, it is formed on both side surfaces of the heat dissipation fin 29 so that the waste heat generated from the optical element 26 and the circuit board 25 can be efficiently transferred.
- thermocouples 40 are two kinds of metals having different thermal conductivity from each other, the first metal body being formed in a lateral direction on the one or both planes to the left and right of the heat dissipation fin 29 and formed in a plurality of equal intervals. And a plurality of second metal bodies 43 arranged in the longitudinal direction to intersect the first metal body 41 and formed at equal intervals on the heat dissipation fin 29.
- the first metal body 41 and the second metal body 43 constituting the thermocouple 40 may be formed in the form of a silk screen printing on the heat dissipation fins. As the nano powder is deposited, it is made of a thin metal sheet.
- the first metal body 41 and the second metal body 43 of the thermocouple 40 are formed of constituent materials having different thermal conductivity from each other, respectively, to the heat transferred from the optical element 26 and the circuit board 25. Heat is generated at different temperatures, and a thermal current is generated by a temperature difference between different reaction temperatures according to thermal conductivity. That is, as the first metal body 41 and the second metal body 43 are formed differently from each other as the transfer metal body and the insulating metal body, respectively, the transfer of the first metal body 41 and the second metal body 43 is performed. Metal bodies constituting the metal body have excellent thermal conductivity, causing exothermic reactions at high temperatures, and metal bodies constituting the insulating metal body have exothermic reactions at low temperatures due to their low thermal conductivity. As a voltage is generated due to the temperature difference and is converted into a thermoelectric power for flowing a current, thermal current is generated at a contact point at which the first metal body 41 and the second metal body 43 cross-contact.
- the first metal body 41 and the second metal body 43 of the thermocouple 40 generate one electrode of a positive electrode having a high potential and a negative electrode having a low potential, respectively, to generate different electrodes. Is done. That is, among the first metal body 41 and the second metal body 43, the potential of the potential energy of the charge is generated in the metal body having excellent thermal conductivity to form a positive electrode, and the potential of the metal body having low thermal conductivity is also generated low. According to the negative electrode is generated.
- the first metal body 41 and the second metal body 43 of the thermocouple 40 are platinum-rhodium, platinum rhodium-platinum, chrome-allomel, chrome-constantan, It is made using one alloy material selected from alloy materials of iron-constantan and copper-constantan.
- thermocouple 40 is the alloying ratio of the constituent alloy material forming the first metal body 41 and the second metal body 43 using the above-described constituent alloy material, metal type, metal wire diameter, compatibility limit, overheating In addition, it is made to generate different types of thermal current by selecting one or more of the electrical resistance differently, refer to Figure 5 for the data.
- the thermocouple 40 selects an alloy ratio of the constituent alloy materials constituting the first metal body 41 and the second metal body 43 into different types so that a thermal current is generated. That is, the first metal body 41 and the second metal body 43 constituting the thermocouple 40 are all made of the same alloy material of platinum-rhodium, the first metal body 41 and the second metal
- the alloy of the metal body having high thermal conductivity to generate a high potential in the sieve 43 is formed at a ratio of 70% platinum and 30% rhodium to generate heat at a high temperature, and the first metal body 41 and the second metal body Among the alloys (43), metal alloys with low thermal conductivity to generate a low electric potential are formed at a ratio of 94% platinum and 6% rhodium, and generate heat at low temperatures, and thus, in contact with each other intersected by different temperature differences, they form a thermal power.
- the conversion produces a thermal current.
- the same exothermic temperature condition of the waste heat generated in the optical element 26 and the circuit board 25 is applied, but the first metal body 41 and the second metal body 43 generate heat at different temperatures, respectively. Therefore, thermal current is generated by the effect of thermoelectric power according to the temperature difference.
- thermocouple 40 looks at a case in which a metal type of a constituent alloy material forming the first metal body 41 and the second metal body 43 is selected as a different type to generate a thermal current.
- the first metal body 41 and the second metal body 43, which form 40, apply different kinds of two metal bodies, respectively, to chromel and allomelo, and the metal bodies having high thermal conductivity are nickel and chromium.
- the alloy mainly composed of 90% nickel and 10% chromium, and the low thermal conductivity of the metal body is a nickel mainly alloy 94%, aluminum 3%, antimony 1%, manganese 2% to form the thermocouple (
- the thermal current is generated by the temperature difference according to the different thermal conductivity of the first metal body 41 and the second metal body 43 constituting the 40.
- the heat sink 28 has one end connected to a metal at an outer edge of the thermocouple 40, and the opposite end connected to one side of the circuit board 25. ) Is further included. That is, the external connection terminal 50 has one side connected to the thermocouple 40 to recover the thermal current generated in the thermocouple 40, and converts the thermal current recovered from the thermocouple 40 into electrical energy and then the other side.
- the circuit board 25 is connected to the power source of the optical device 26.
- the external connection terminal 50 is formed of a conductive metal material (for example, silver, copper, aluminum, etc.).
- An insulator (not shown) is formed around the outer circumference of the external connection terminal 50 to insulate the outside.
- the insulator is formed by applying an insulating material that is a non-conductor (for example, synthetic resin, silicon, ceramic, etc.) that does not transmit electricity.
- a non-conductor for example, synthetic resin, silicon, ceramic, etc.
- the external connection terminal 50 collects the thermal current generated by the thermocouple 40 and supplies it to the circuit board 25 so as to be used as a power source of the optical device 26, but the positive terminal 51 and the negative terminal 53 It is made to be divided into).
- the positive electrode terminal 51 is connected to a metal body in which a high thermal current is generated among the first metal body 41 and the second metal body constituting the thermocouple 40, thereby transferring a positive charge.
- the negative electrode terminal 53 is connected to a metal body in which a low thermal current is generated among the first metal body 41 and the second metal body 43 so that a negative charge is transferred, thereby generating electricity.
- the case 11 is formed on the body portion 10 to support and protect the power supply unit 30 after installation.
- the body portion 10 forms an inlet hole 12 so that air can be introduced from the outside on the case 11 at the position where the power supply unit 30 is installed.
- At least one inlet hole 12 is formed on the case 11, and when a plurality of inlet holes 12 are formed, the inlet hole 12 is uniformly formed in four directions so that air can be introduced in multiple directions. It is desirable to.
- the inflow hole 12 may have a lattice shape and a porous shape in which a plurality of minute holes are formed to prevent the inflow of residual material.
- an air flow passage 14 is formed to communicate with the inflow hole 12 up to the lamp head 20. That is, the flow path 14 forms a moving path of air by forming an inside of the body part 10 along an upward direction in which the lamp head part 20 is formed starting from the inflow hole 12. do.
- a supply hole is provided at the front end of the body portion 10 in the direction in which the flow passage 14 is formed so that the flow passage 14 communicates with the lamp head portion 20 at the connection portion where the lamp head portion 20 is installed.
- By forming 16 air moved from the outside is supplied to the lamp head 20.
- the optical element 26 As described above, starting from the inflow hole 12 formed in the body portion 10 and having a structure in communication with the supply hole 16 through the flow passage 14, the optical element 26 and It is possible to induce a natural convection phenomenon so that the heat generated from the circuit board 25 and transmitted to the heat sink 28 is spread evenly on the heat sink fin 29.
- the power supply unit 30 is fixedly installed on the body portion 10 and serves to apply energy required for driving to power and control the lamp head unit 20.
- the power supply unit 30 supplies energy to drive the optical device 26 to the circuit board 25 by converting from a DC current into an AC current, and various inverters generally used in electrical devices and the like. Since it is possible to apply the structure of), detailed description thereof will be omitted.
- the transmission cable 60 for connecting between the power supply unit 30 and the circuit board 25 installed in the lamp head unit 20.
- the transmission cable 60 maintains the voltage state of the current delivered to the circuit board 25 when the current converted from the DC current to the AC current is transmitted through the power supply unit 30. It is formed to be.
- the power transmission cable 60 has a fine diameter (0.2 mm) and a copper wire 61 for transmitting current from the power supply unit 30 to the circuit board 25, and the copper wire 61. ) And a tube tube (63) which is covered around the outer periphery of the copper wire (61) so as to protect it from being hit by interpolation.
- the copper wire 61 is formed in a plurality of at least one inside the tube tube (63).
- the copper wire 61 is configured to be in a range of 5 to 10 to transmit 5 to 10 amps required for lighting of the optical device 26.
- the copper wire 61 is formed of an enameled copper wire 61 made of an enamel material. That is, due to the transmission cable 60 formed of the enameled copper wire 61, the amount of the voltage transmitted from the power supply unit 30 is transmitted to the circuit board 25 as it is.
- the alternating current switched from the power supply unit 30 flows along the power transmission cable 60 to the circuit board 25, a voltage drop phenomenon in which the potential decreases in the direction of the current by the resistance is not applied. Therefore, the voltage as it is transmitted is transmitted to the circuit board 25. That is, in the case of the general electric wire, not the power transmission cable 60, when the power supply unit 30 supplies a current of 24 volts, a voltage drop occurs while transmitting at a distance (about 10M) to the circuit board 25. The current of 2.4 volts is lowered to generate a power loss, but it is possible to prevent the voltage drop by applying to the power transmission cable (60).
- the tube tube 63 may be formed by selecting from a synthetic resin of a transparent or opaque material, it is preferable to form the tube tube 63 formed of a transparent material so as to check the copper wire state.
- the copper wire 61 positioned in the inner side may be formed to cause a variety of colors such as blue and green to induce beauty.
- thermocouple 40 When discharged through the heat dissipation fin 29 of the 28, the first and second metal bodies 41 and 43 of the thermocouple 40 formed on the heat dissipation fin 29 react to the conducted heat at different temperatures, and thus different temperatures. After the first and second metal bodies 41 and 43 reacting with each other meet and cross-contact with each other, a thermal current is generated in the form of thermoelectric power and then converted into electrical energy via an external connection terminal 50, thereby converting the circuit board ( By being supplied to 25, it is used as an electric power source which can light up the optical element 26.
- thermocouple according to the high-output optical device street lamp using the thermocouple according to the present invention configured as described above, the heat generated from the optical device and the circuit board for controlling the light to be turned on by the high power is released through the heat sink as a deterioration phenomenon
- the waste heat emitted by the heat sink is converted into thermoelectric power by the reaction of thermocouple, and then supplied as electric energy, which greatly reduces the power consumption and cost required to turn on the street lamp. It is possible to improve the energy efficiency by recycling the waste resources according to the electric energy.
- the power supply unit is installed in a position separated from the circuit board to minimize the deterioration phenomenon that the power supply unit and the power supply unit is heated to the maximum to maintain the life of the circuit board and the power supply unit, and to supply the circuit board and power with the transmission cable Even when the parts are spaced apart from each other by connecting the parts, the voltage drop phenomenon in which the potential decreases due to the resistance is not applied in the current movement process, so that the voltage as it is transmitted is transmitted to the circuit board to prevent power loss.
- the plurality of for converting the solar light into electrical energy on the upper surface to the outside of the lamp head portion 20 It further comprises a solar panel 70 is formed of a cell (not shown in the figure).
- the solar panel 70 has a connecting means (not shown) to connect a plurality of cells and to be connected to the circuit board 25.
- the solar panel 70 is preferably formed with a sheet (not shown in the figure) on the upper surface to protect a plurality of cells from the outside.
- the charging device 80 is built in the accommodating space 21 of the lamp head unit 20 and connected to the thermocouple 40 and the solar panel 70 of the lamp head unit 20 to charge energy. It is also possible to include a configuration. That is, the optical device is connected to the thermocouple 40 and the solar panel 70 to generate electric current generated by the thermocouple 40 or to sufficiently charge electrical energy generated by the solar panel 70 when necessary. And to supply to the circuit board 25 to drive 26.
- the charging device 80 is composed of a positive and negative electrode plate, an electrolyte, and the like, and the storage battery is formed so that the electrical energy is converted into chemical energy, stored, and regenerated when necessary.
- the charging device 80 may be implemented by reducing the structure of a general storage battery or a commercial battery used in an automobile battery, the detailed description thereof will be omitted.
- the energy consumption by solar light including the electric energy converted from waste heat
- the energy consumption by solar light can be stored and used as an operating power source of the optical device, thereby further reducing power consumption and cost.
- the electric energy In the evening, it is possible to charge the electric energy through the solar energy in the day and heat energy in the evening, and to supply the energy as needed.
- the present invention can be implemented in the same configuration as the above-described embodiment except for the above-described configuration, and thus detailed description thereof will be omitted.
- thermocouple a preferred embodiment of a high-power optical device street light using a thermocouple according to the present invention.
Abstract
Description
Claims (16)
- 지면에 고정설치되어 상측으로 길게 연장형성되는 몸체부와;상기 몸체부의 상단에 전방으로 이격된 위치에서 하측 지면을 향하도록 형성되는 램프헤드부와;상기 몸체부 상에 고정설치되고 상기 램프헤드부에 전원공급 및 작동제어할 수 있도록 구동에 필요한 에너지를 인가하는 전력공급부;를 포함하고,상기 램프헤드부에는 상기 전력공급부에 연결되어 전력을 공급받아 작동하고 열전도율이 우수한 금속재질로 형성되는 회로기판과, 상기 회로기판의 하면에 하나 또는 복수로 설치되어 위치하는 광소자와, 상기 광소자의 하방으로 상기 램프헤드부에 연결되고 상기 광소자를 보호 지지하는 몰딩커버와, 상기 회로기판의 상단에 설치되고 상기 광소자 및 회로기판에서 발생하여 전달되는 열을 방출하도록 복수의 방열핀이 형성되는 방열판을 포함하며,상기 방열판에는 방열핀마다 표면상에 바둑판식 배열로 배치되어 방출되는 열을 열기전력형태로 전환하고, 서로 열전도도가 다른 두 종류의 금속이 교차접촉하는 접점을 형성하여 열전류를 생성하는 열전대를 포함하여 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 1에 있어서,상기 램프헤드부의 외부로 상측 표면상에는 태양 빛을 전기에너지로 전환하는 복수의 셀이 형성되는 태양전지판을 더 포함하여 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 2에 있어서,상기 열전대 및 상기 램프헤드부의 태양전지판에 연결되고 상기 열전대의 열전류를 통해 생성되거나 상기 태양전지판에 의해 생성된 전기에너지를 충분히 충전하였다가 필요할 때 상기 광소자를 구동시키도록 상기 회로기판에 공급하는 충전장치를 더 포함하여 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 1에 있어서,상기 방열판에는, 상기 열전대의 외곽테두리부분에서 금속에 일측단이 연결되고 반대편 끝단은 상기 회로기판의 한쪽으로 연결되되, 상기 열전대에서 발생한 열전류를 회수하여 전기에너지로 전환한 후 상기 광소자의 전력원으로 공급하도록 금속재질로 형성되는 외부연결단자를 더 포함하여 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 4에 있어서,상기 외부연결단자는, 상기 열전대에서 생성된 열전류를 모아 상기 광소자의 전력원으로 사용하도록 상기 회로기판에 공급하되 양극단자와 음극단자로 나뉘어 형성되도록 이루어진 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 1에 있어서,상기 몸체부에는, 상기 전력공급부가 설치된 위치에서 외부로부터 공기가 유입되는 유입구멍을 형성하고, 상기 유입구멍을 시점으로 상기 램프헤드부까지 상기 몸체부의 내부가 빈 형태로서 공기의 이동경로를 이루는 유통로가 형성되며, 상기 몸체부에 상기 램프헤드부가 설치된 연결부분에서 상기 램프헤드부에 상기 유통로가 연통하도록 공급구멍을 형성함에 따라 상기 방열판에 전달되는 열이 고른 분포로 퍼지도록 자연대류현상을 유도하도록 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 1 내지 청구항 6 중 어느 한 항에 있어서,상기 전력공급부와 상기 램프헤드부에 설치된 상기 회로기판 사이를 연결하고, 상기 전력공급부를 통해 직류전류에서 교류전류로 변환된 전류가 송전 될 때, 상기 회로기판으로 전달되는 전류의 전압상태를 그대로 유지할 수 있도록 형성되는 송전케이블을 더 포함하여 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 7에 있어서,상기 송전케이블은, 미세한 직경을 이루고 상기 전력공급부로부터 상기 회로기판에 전류를 송전하는 동선과, 상기 동선을 내삽하여 부딪히지 않게 보호하도록 상기 동선의 외측 둘레에 씌워지는 튜브관을 포함하여 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 8에 있어서,상기 동선은, 상기 튜브관 내측에 적어도 한 개 이상을 이루는 복수로 형성되는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 8 또는 청구항 9에 있어서,상기 동선은, 에나멜재질로 이루어진 에나멜 동선으로 형성되는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 1 내지 청구항 6 중 어느 한 항에 있어서,상기 열전대는, 상기 방열핀의 좌우로 한쪽 또는 양쪽 평면상에 각각 횡방향으로 길게 배치되고 등간격을 이루며 복수로 형성되는 제1금속체와,상기 제1금속체에 교차하도록 종방향으로 배치되고 상기 방열핀 상에 등간격으로 형성되는 복수의 제2금속체를 포함하여 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 11에 있어서,상기 열전대의 제1금속체 및 제2금속체는, 상기 방열핀 상에 실크스크린 인쇄하는 형태로 형성할 수 있도록 금속체 분말이나 나노금속체 분말을 증착함에 따라 얇은 금속박판으로 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 11에 있어서,상기 열전대의 제1금속체 및 제2금속체는, 서로 열전도율이 다른 구성재료로 형성되고, 상기 광소자 및 회로기판으로부터 전달되는 열에 각각 상이한 온도로 발열하며, 열전도도에 따른 서로 다른 온도의 온도차에 의해 열전류가 생성되도록 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 11에 있어서,상기 열전대의 제1금속체 및 제2금속체는, 각각 높은 전위가 생성되는 양전극과 낮은 전위를 생성하는 음전극 중 하나의 전극을 생성하되, 서로 다른 전극을 생성하도록 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 11에 있어서,상기 열전대의 제1금속체 및 제2금속체는, 백금-로듐, 백금로듐-백금, 크로멜-알로멜, 크로멜-콘스탄탄, 철-콘스탄탄, 동-콘스탄탄의 합금재료 중에서 선택된 1종의 합금재료를 사용하여 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
- 청구항 15에 있어서,상기 열전대는, 상기 제1금속체 및 제2금속체를 이루는 구성합금재료의 합금비율, 금속종류, 금속선 지름, 상용한도, 과열사용한도, 전기저항 중 한가지 이상을 다르게 선택하여 다른 유형으로 열전류를 생성하도록 이루어지는 것을 특징으로 하는 열전대를 이용한 고출력 광소자 가로등.
Priority Applications (2)
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US13/703,869 US9163821B2 (en) | 2010-06-14 | 2011-06-14 | High-power optical element street lamp using thermocouple |
CN201180029093.5A CN102939499B (zh) | 2010-06-14 | 2011-06-14 | 利用热电偶的高输出光学元件路灯 |
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KR10-2010-0056175 | 2010-06-14 | ||
KR1020100056175A KR101123448B1 (ko) | 2010-06-14 | 2010-06-14 | 열전대를 이용한 고출력 광소자 가로등 |
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WO2011159076A2 true WO2011159076A2 (ko) | 2011-12-22 |
WO2011159076A3 WO2011159076A3 (ko) | 2012-04-19 |
WO2011159076A9 WO2011159076A9 (ko) | 2012-06-07 |
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US (1) | US9163821B2 (ko) |
KR (1) | KR101123448B1 (ko) |
CN (1) | CN102939499B (ko) |
WO (1) | WO2011159076A2 (ko) |
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Also Published As
Publication number | Publication date |
---|---|
US9163821B2 (en) | 2015-10-20 |
WO2011159076A9 (ko) | 2012-06-07 |
WO2011159076A3 (ko) | 2012-04-19 |
CN102939499B (zh) | 2015-02-11 |
US20130083516A1 (en) | 2013-04-04 |
CN102939499A (zh) | 2013-02-20 |
KR20110136287A (ko) | 2011-12-21 |
KR101123448B1 (ko) | 2012-03-23 |
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