WO2020209453A1 - Appareil d'éclairage de rue à del de type à coupure intégré à un convertisseur de puissance - Google Patents

Appareil d'éclairage de rue à del de type à coupure intégré à un convertisseur de puissance Download PDF

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Publication number
WO2020209453A1
WO2020209453A1 PCT/KR2019/012001 KR2019012001W WO2020209453A1 WO 2020209453 A1 WO2020209453 A1 WO 2020209453A1 KR 2019012001 W KR2019012001 W KR 2019012001W WO 2020209453 A1 WO2020209453 A1 WO 2020209453A1
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WIPO (PCT)
Prior art keywords
led module
illuminance
led
unit
power
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PCT/KR2019/012001
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English (en)
Korean (ko)
Inventor
윤여환
류승기
변상철
김광호
Original Assignee
한국건설기술연구원
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Publication of WO2020209453A1 publication Critical patent/WO2020209453A1/fr

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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
    • 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
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames
    • 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
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • F21V23/0464—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor sensing the level of ambient illumination, e.g. dawn or dusk sensors
    • 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
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Definitions

  • the present invention relates to a power converter-integrated cut-off type LED road lighting device, and more particularly, a power converter integrated cut-off type capable of smoothly supplying power by employing a dual converter and variably adjusting the illuminance according to the surrounding environment. It relates to an LED road lighting device.
  • LED Light-Emitting Diode
  • the technical problem to be achieved by the present invention is to supply dual mode power to maintain stable operation even in an environment where power supply is unstable, and a power converter integrated cutoff capable of dimming control in consideration of illuminance. It is to present a type LED road lighting device.
  • a power converter integrated cut-off type LED road lighting device includes an LED module that emits light using a plurality of LED elements; A memory for storing a first mapping table in which the illuminance of the LED module for each time period is mapped; When the first dimming control mode, which controls dimming according to time, is set, the illuminance mapped to the current time is checked in the first mapping table, and a dimming control signal is generated to cause the LED module to emit light with the determined illuminance.
  • a power control unit for transmitting; And a main power supply for supplying main power to the LED module, and an auxiliary power supply for supplying auxiliary power by switching when a power supply failure of the main power supply occurs, and using at least one of the main power supply and the auxiliary power supply, the It may include; a power supply unit for supplying power to the LED module by adjusting the output voltage driving the LED module according to the dimming control signal received from the power control unit.
  • an illuminance percentage difference value may be calculated from the difference between the LED illuminance and the road illuminance, and dimming control may be variably performed according to the calculated illuminance percentage difference value.
  • the at least one road illuminance sensing unit may be installed at a position within 1 meter from the ground in order to sense illuminance caused by a vehicle running on a road and an environment around the road.
  • a second mapping table in which the illuminance of the LED module for each illuminance percentage difference value is mapped is further stored, and the power control unit checks the illuminance mapped to the calculated illuminance percentage in the second mapping table, A dimming control signal for causing the LED module to emit light with the checked illuminance may be generated and transmitted to the power supply unit.
  • An LED module driving unit for driving the LED module so that the LED module rotates in a plurality of directions including the top, bottom, left and right;
  • a light distribution measuring unit that measures light distribution of the LED module whenever the LED module rotates in a plurality of directions; And when a cut-off control mode that controls illuminance according to the illumination illuminance angle is set, the optimal rotation direction and cutoff of the LED module are determined based on the measured light distribution, and the LED module rotates in the optimal rotation direction.
  • a driving control signal for generating and transmits it to the LED module driver, generates a cut-off control signal for variably adjusting the illuminance of the LED module according to the lighting vertical angle of the LED module, and transmits it to the power supply unit 220
  • a cutoff control unit wherein the LED module driving unit drives the LED module according to the driving control signal to rotate in the optimum rotation direction, and the power supply unit 220 controls the LED module according to the cutoff control signal.
  • the output voltage to be driven can be adjusted and supplied to the LED module.
  • the cut-off control unit may determine a position at which the maximum light distribution is measured among light distributions measured each time the LED module rotates in a plurality of directions as the optimal rotation direction.
  • the cut-off control unit may control the LED module driving unit and the light distribution measuring unit to measure light distribution by rotating the LED module in a plurality of directions according to a predetermined period.
  • a third mapping table to which the optimal rotation direction of the LED module for each time is mapped is further stored, and the cut-off control unit checks the optimal rotation direction mapped to the current time in the third mapping table, and the identified A driving control signal for rotating in an optimal rotation direction may be generated and transmitted to the LED module driver.
  • the LED module may be rotated in a plurality of directions including the top, bottom, left and right by a bent structure.
  • a power converter integrated cut-off type LED road lighting device includes: an LED module that emits light using a plurality of LED elements and is rotatable in a plurality of directions including vertically, horizontally and horizontally; A power supply for supplying power to the LED module; An LED module driving unit for driving the LED module so that the LED module rotates in a plurality of directions including the top, bottom, left and right; A light distribution measuring unit that measures light distribution of the LED module whenever the LED module rotates in a plurality of directions; And when a cut-off control mode that controls illuminance according to the illumination illuminance angle is set, the optimal rotation direction and cutoff of the LED module are determined based on the measured light distribution, and the LED module rotates in the optimal rotation direction.
  • a cut-off control unit generating a driving control signal for generating a driving control signal and transmitting it to the LED module driving unit, generating a cut-off control signal for variably adjusting the illuminance of the LED module according to the lighting vertical angle of the LED module, and transmitting it to the power supply unit; Including, wherein the LED module driver drives the LED module according to the driving control signal to rotate in the optimal rotation direction, and the power supply unit adjusts the output voltage driving the LED module according to the cutoff control signal It can be supplied to the LED module.
  • the cut-off control unit may determine a position at which the maximum light distribution is measured among light distributions measured each time the LED module rotates in a plurality of directions as the optimal rotation direction.
  • the power supply unit may include a main power supply supplying main power to the LED module; And a power supply unit including an auxiliary power supply unit that is switched to supply auxiliary power when an abnormal power supply of the main power unit occurs.
  • the present invention it is possible to perform interlocking dimming control using the difference of the illuminance value sensed at various locations of the streetlight by comparing the difference in illuminance of the person near the road with the illuminance near the LED lighting is installed, whereby the surrounding environment It can adaptively control dimming according to (time, traffic volume, road illumination, etc.).
  • the effects of the present invention are not limited to those mentioned above, and other effects not mentioned by staying in the converter-integrated high-performance long-life LED road lighting in consideration of the power supply and installation environment of each country are as follows. It will be able to be clearly understood by those skilled in the art from the description of.
  • FIG. 1 is a block diagram showing a first power converter integrated cut-off type LED road lighting device according to an embodiment of the present invention
  • FIG. 2 is a diagram schematically showing an exploded perspective view of an LED module and a power supply unit
  • FIG. 3 is a view for explaining another example of the main power supply and the auxiliary power supply;
  • FIG. 4 is a schematic diagram of a cut-off type LED road lighting device with an LED illuminance sensing unit and a road illuminance sensing unit attached thereto,
  • FIG. 5 is a block diagram showing a second power converter integrated cut-off type LED road lighting device according to another embodiment of the present invention.
  • FIG. 6 is a diagram schematically showing the structure of the LED module shown in FIG. 5;
  • FIG. 7 is a block diagram showing a third power converter integrated cut-off type LED road lighting device according to another embodiment of the present invention.
  • FIG. 8 to 10 are flowcharts schematically showing test methods of a third power converter integrated cut-off type LED road lighting device according to an embodiment of the present invention
  • FIG. 11 is a flowchart illustrating an angular standard of cut-off classification of a luminaire It is a drawing for.
  • an element may be implemented in software, hardware, or any form of software and hardware, unless otherwise specified in the implementation of any element (or component).
  • Each configuration of the power converter-integrated cut-off type LED road lighting devices 100, 200, and 300 shown in FIGS. 1, 4, and 7 indicates that they can be functionally and logically separated, and each configuration must be The average expert in the technical field of the present invention can easily infer that this does not mean that it is classified as a separate physical device or written as a separate code.
  • a module may mean a functional and structural combination of hardware for performing the technical idea of the present invention and software for driving the hardware.
  • the module may mean a predetermined code and a logical unit of hardware resources for executing the predetermined code, and does not necessarily mean a physically connected code or a single type of hardware. It can be easily inferred from the average expert in the technical field of
  • a program for implementing the power converter integrated cut-off type LED road lighting devices 100, 200, and 300 may be installed in a predetermined data processing device to implement the technical idea of the present invention.
  • FIG. 1 is a block diagram showing a first power converter integrated cut-off type LED road lighting device 100 according to an embodiment of the present invention.
  • the first LED road lighting device 100 shown in FIG. 1 is a device for a vehicle driving on a road, and referring to FIG. 1, a first power converter integrated cut-off type LED road lighting device according to an embodiment of the present invention 100 includes an LED module 110, a power supply unit 120, an LED illuminance sensing unit 130, a road illuminance sensing unit 140, a memory 150, a power control unit 160 and a communication unit 170. I can.
  • the LED module 110 may emit light according to the variably controlled illuminance using a plurality of LED elements.
  • the LED module 110 may include an LED driver (not shown) that drives the LED module 110 according to a control signal from the power control unit 160.
  • the LED module 110 emits light by variably adjusting the illuminance according to the power input from the power supply unit 120.
  • the power supply unit 120 is a converter or power supply device that supplies power to the LED module 110.
  • the power supply unit 120 may be a stop value that receives input power 110 to 220V as an input, converts it into direct current (12/24/36V, etc.) and outputs it.
  • the power supply unit 120 may consider 85V to 253V, that is, approximately 72V to 290V, which can consider the power operating range up to ⁇ 15% of the reference range. It can have an improved structure to work.
  • the power supply unit 120 is a 100 watt-class dual converter, the main power unit 121 that supplies main power to the LED module 110 and the main power unit 121 is switched to supply auxiliary power when an abnormal power supply occurs.
  • the auxiliary power supply unit 122 and using at least one of the main power supply unit 121 and the auxiliary power supply unit 122, the output for driving the LED module 110 according to the dimming control signal received from the power control unit 160
  • the voltage may be adjusted to supply power to the LED module 110.
  • the LED module 110 may emit light corresponding to the adjusted illuminance by the output voltage adjusted according to the dimming control signal.
  • FIG. 2 is a schematic diagram showing an exploded perspective view of the LED module 110 and the power supply 120.
  • the LED module 110 includes a frame 111, a reflector 112, an LED lamp 113, a bracket 114, and a diffusion plate 115.
  • the power supply unit 120 includes a main power supply unit 121 and an auxiliary power supply unit 122.
  • the main power supply unit 121 may be a general Switching Mode Power Supply (SMPS) or a battery that supplies power through a switching operation.
  • SMPS General Switching Mode Power Supply
  • the operation of the LED module 110 and the power supply unit 120 shown in FIGS. 2 and 3 is described in detail in the document of Patent Registration No. 10-1822082 (2018.01.19), and thus a detailed description thereof will be omitted.
  • the shape of the LED module 110 is not limited to a flat type, and may have various shapes according to road conditions, and may be formed integrally with the power supply unit 120 or as a separate type as described above.
  • FIG 3 is a view for explaining another example of the main power supply unit 121 and the auxiliary power supply unit 122.
  • the main power unit 121 and the auxiliary power unit 122 are electrically connected by a connector 123 to supply power to the LED module 110, and the life of the main power unit 121 is over
  • power is supplied from the auxiliary power supply unit 122 and the auxiliary power supply unit 122 is replaceable, so that maintenance is easy and the life of the product can be increased.
  • the power supply unit 120 shown in FIGS. 2 and 3 is a converter to which the SMPS output capacitor automatic ablation system is applied, and one of the things that greatly affects the life of the LED lamp 113 is an electrolytic capacitor.
  • the lifespan of the LED lamp 113 may be increased by applying a heat dissipation structure using a carbon material to the LED module 110 so that the electrolytic capacitor of the auxiliary power supply unit 122 receives the least effect of heat.
  • the LED illuminance sensing unit 130 senses the illuminance (hereinafter, referred to as'LED illuminance') of the LED module 110, and may be provided in one or more of the LED modules 110.
  • the road illuminance sensing unit 140 is installed at the lower end of the pole 10 on which the LED module 110 is installed to sense the illuminance around the road, and one or more may be provided at the lower end of the pole 10.
  • FIG. 4 is a schematic diagram of the first LED road lighting device 100 to which the LED illuminance sensing unit 130 and the road illuminance sensing unit 140 are attached.
  • the LED illuminance sensing unit 130 is installed on the case of the LED module 110, but this is, for example, a side surface or a lower portion of the LED module 110.
  • one or more road illuminance sensing units 140 may be installed at a position within a set height (D) from the ground to sense illuminance due to a vehicle running on a road and an environment around the road, and the height (D) is for example For 1 meter this is changeable.
  • the height (D) may also vary according to the height of the LED module 110 is installed.
  • the plurality of road illuminance sensing units 140 may be provided at different heights within the height D.
  • the memory 150 may include volatile memory and/or nonvolatile memory.
  • the memory 150 for example, in order to implement and/or provide an operation, function, etc. provided by the first LED road lighting device 100, commands or data related to the components 110 to 170, one or more programs And/or software, an operating system, and the like may be stored.
  • the program stored in the memory 150 may include a currently set mode among the first dimming control mode and the second dimming control mode, and a dimming control program for dimming control of the LED module 110 according to the currently set mode.
  • the first dimming control mode is a mode for dimming the LED module 110 according to time
  • the second dimming control mode is a mode for dimming the LED module 110 according to the difference in illuminance of two or more illuminance sensors.
  • Mode selection may be designated by an administrator through wireless communication with the communication unit 170 or may be directly designated by an administrator using an operation panel (not shown) installed in the first LED road lighting device 100.
  • the memory 150 includes a first mapping table to which the illuminance level of the LED module 110 for each time period is mapped, and a second mapping table to which the illuminance level and status information of the LED module 110 for each illuminance percentage difference value are mapped. Can be saved.
  • the state information includes information on whether to maintain the current illumination of the LED module 110 or to switch to a state in which dimming control is prepared, or whether dimming control is started.
  • the memory 150 may store an illuminance mapping table in which the brightness of each illuminance level of the LED module 110 is mapped.
  • [Table 1] is an example of an illuminance mapping table.
  • Illuminance level brightness Illuminance level brightness 0 Bright 100% 5 Bright 50% One Bright 10% 6 Bright 60% 2 Bright 20% 7 Bright 70% 3 Bright 30% 8 Bright 80% 4 Bright 40% 9 Bright 90%
  • Bright 100% in Table 1 means the maximum brightness of the LED module 110.
  • the LED illuminance sensing unit 130 and the road illuminance sensing unit 140 periodically sense the LED illuminance and the road illuminance may be accumulated and stored together with the sensed time.
  • the power control unit 160 One or more programs stored in the first LED road lighting device 100 are executed to control the overall operation of the first LED road lighting device 100.
  • the power control unit 160 tests the first LED road lighting device 100 according to a set dual converter operating procedure, and then may be programmed and operated according to the site where the first LED road lighting device 100 is installed.
  • the operation procedure of the dual converter can be programmed to turn on and off for 24 hours, and manual control is also possible by the intervention of the administrator.
  • the operation procedure of the dual converter that is, the 24-hour cycle control procedure, is, for example, '100W, 5Hrs ⁇ 50W, 4Hrs ⁇ 100W, 3Hrs ⁇ OFF 12Hrs'. This is when 6 pm as the starting point, the LED module 110 controls the illumination with 100W of power corresponding to the maximum brightness for 5 hours from 6 pm, and then 50W for 3 hours at night when vehicle movement is less. It is a cycle that controls the illumination with the power of and then controls the illumination with the power of 100W again for 3 hours in the morning, and does not supply power to the LED module 110 from morning to day (that is, until 6 PM). .
  • the power control unit 160 checks the illuminance mapped to the current time checked by a timer (not shown) in the first mapping table, and the confirmed illuminance is the LED.
  • a dimming control signal for causing the module 110 to emit light may be generated and transmitted to the power supply unit 120.
  • the power control unit 160 calculates a difference in illuminance percentage from the difference between the sensed LED illuminance and the road illuminance, and calculates the calculated illuminance percentage difference.
  • a dimming control signal for performing dimming control variably according to a value may be generated and transmitted to the power supply unit 120.
  • the power control unit 160 may deactivate the second dimming control mode during a time set by the administrator as unnecessary operation of the LED module 110. Accordingly, the power control unit may perform dimming control by calculating a difference in illuminance percentage only while the LED module 110 is activated and emits light.
  • the LED illuminance sensing unit 130 and the road illuminance sensing unit 140 are installed at different positions, and the power control unit ( 160) may perform interlocking dimming control by using the difference between the illuminance values sensed at various locations.
  • the power control unit 160 reads the LED illuminances accumulated and stored in the memory 150 to calculate an average value (hereinafter referred to as'LED illuminance average value'), and calculates the average value of the road illuminances (hereinafter referred to as'road illuminance average value'). Can be calculated.
  • the power control unit 160 may read the illuminances sensed in a time zone (for example, a time group to which the current time belongs) among illuminances accumulated and stored in the memory 150. For example, if the current time is 7:00 pm, the power control unit 160 reads the sensed LED luminances and road luminances from ‘5 pm to 7 pm’, which is a time group associated with 7:00 pm, and calculates an average value. can do.
  • a time zone for example, a time group to which the current time belongs
  • the power control unit 160 calculates an illuminance difference value Diff(L) using [Equation 1].
  • the power control unit 160 calculates the illuminance percentage difference value using [Equation 2].
  • the power control unit 160 checks the illuminance mapped to the calculated illuminance percentage difference value from the second mapping table, and the LED module 110 is A dimming control signal for emitting light may be generated and transmitted to the power supply unit 120.
  • the power control unit 160 maintains the current state of the LED module 110 (level 1), and if it is less than 30% to less than 50%, the dimming control standby ( Ready) enters the state (level 2), and starts dimming control of the LED module 110 when it is over 50% (level 3), and supplies 100% brightness, that is, 100W of power, to produce the maximum brightness. After generating the signal, it may be transmitted to the power supply unit 120.
  • the difference value of the illuminance percentage for starting the dimming control and the illuminance of the LED module 110 accordingly, that is, the value of the second mapping table can be changed according to the surrounding environment.
  • FIG. 5 is a block diagram showing a second power converter integrated cut-off type LED road lighting device 200 according to another embodiment of the present invention.
  • a second LED road lighting device 200 includes an LED module 210, a power supply unit 220, an LED module driver 230, a light distribution measurement unit 240, and a memory. 250, a cutoff control unit 260 and a communication unit 270 may be included.
  • the LED module 210, the power supply unit 220, the memory 250, and the communication unit 270 shown in FIG. 5 are the LED module 110, the power supply unit 120, the memory 150, and the Since it is the same as or similar to the communication unit 170, a detailed description will be omitted.
  • the LED module 210 emits light using a plurality of LED elements, and is rotatable in a number of directions including vertically, horizontally, and horizontally.
  • the LED module 210 emits light by variably adjusting the illuminance according to power input from the power supply unit 220.
  • FIG. 6 is a diagram schematically showing the structure of the LED module 210 shown in FIG. 5.
  • the lower case 213 of the LED module 210 is fixed, and the upper case 211 interlocking with the LED lamp adopts a folding structure capable of rotating in a number of directions including up, down, left and right. As a result, it is possible to have a variable wide-angle structure capable of varying the optical range.
  • the power supply unit 220 may be a dual converter including a main power supply unit 121 and an auxiliary power supply unit 122 supplying power to the LED module 210.
  • the power supply unit 220 may supply power to the LED module 210 by adjusting an output voltage driving the LED module 210 according to the dimming control signal received from the cutoff control unit 260.
  • the LED module driving unit 230 may control the driving of the LED module 210 so that the LED module 210 moves by a set angle in a plurality of directions including up, down, left and right.
  • the light distribution measuring unit 240 may measure the light distribution of the LED module 210 whenever the LED module 210 rotates in a plurality of directions.
  • the memory 250 may store an illuminance control program for controlling the illuminance of the LED module 210 according to the currently set cutoff control mode.
  • the cut-off control mode is a mode for controlling the illuminance according to the illumination illumination angle or the illumination vertical angle, and the manager or the cut-off control unit 260 is installed in each installed place in consideration of the environmental influence around the road where the second LED road lighting device 200 is installed.
  • the angle of bending of the LED module 210 may be set differently.
  • the memory 250 may store a third mapping table to which the optimal rotation direction of the LED module 210 by time is mapped.
  • the third mapping table may be obtained by accumulating an optimum rotation direction measured from an LED road lighting device (not shown) installed in an area having a road surrounding environment similar to the area where the second LED road lighting device 200 will be installed.
  • light distribution for each rotation direction of the LED module 210 measured by the light distribution measuring unit 240 may be accumulated and stored.
  • the cut-off control unit 260 controls the overall operation of the second LED road lighting device 200 by executing one or more programs stored in the first LED road lighting device 100.
  • the cut-off control unit 260 determines the optimal rotation direction and cutoff of the LED module 210 based on the measured light distribution, and A driving control signal for rotating the LED module 210 in the optimal rotation direction is generated and transmitted to the LED module driver 230, and the illumination intensity of the LED module 210 is variably adjusted according to the vertical angle of illumination of the LED module 210.
  • a cutoff control signal for adjustment may be generated and transmitted to the power supply unit 220.
  • the cut-off control signal is a signal for adjusting the brightness of light, that is, illuminance when the LED module 210 is turned on or off or turned on.
  • the cut-off control unit 260 may check the illuminance mapped to the current time in the first mapping table and generate a cut-off control signal corresponding to the determined illuminance.
  • the cut-off control unit 260 may generate a cut-off control signal so that the LED module 210 follows the luminous intensity value according to the vertical angle according to the belonging lighting equipment among full cut-off lighting equipment, cut-off lighting equipment, and semi-cut-off lighting equipment. I can. For example, if the LED module 210 is a full cut-off lighting device, the cut-off control unit 260 controls the cut-off control so that the luminous intensity value 0 is measured at a vertical angle of 90 degrees at a position where the LED module 210 is rotated in the optimal rotation direction. Can generate signals. [Table 2] shows the cut-off classification of the lighting fixture, and FIG. 11 shows the angular standard of the cut-off classification. For more detailed description, please refer to https://www.delmarfans.com .
  • the cut-off control unit 260 may control the LED module driving unit 230 and the light distribution measuring unit 240 to measure light distribution by rotating the LED module 210 in a plurality of directions according to a predetermined period. And, the cut-off control unit ( 260 may determine a position at which the maximum light distribution is measured among light distributions measured each time the LED module 210 rotates in a plurality of directions as an optimal rotation direction. The light distribution is the degree of light spread and may be measured based on the road surface. Accordingly, the cut-off control unit 260 determines how much light spreads from the measured light distribution based on the road surface, and the position where the dark area is the least, that is, , The position at which the maximum light distribution is measured can be determined as the optimal rotation direction. In addition, the cut-off control unit 260 may control the illumination range of the LED module 210 so that the light range is directed toward the center of the road surface but spreads as much as possible using a bending structure in a predetermined optimal rotation direction.
  • the cutoff control unit 260 checks the optimal rotation direction mapped to the current time in the third mapping table. , It is possible to generate a driving control signal for rotating in the determined optimal rotation direction and transmit it to the LED module driving unit 230.
  • the LED module driving unit 230 drives the LED module 210 according to the received driving control signal to rotate in the optimal rotation direction, and the power supply unit 220 is an output voltage driving the LED module 210 according to the cutoff control signal. It can be supplied to the LED module 210 by adjusting.
  • the second LED road lighting device 200 of the present invention described above measures light distribution while varying the illumination illuminance angle or the vertical illumination angle using the LED module 210 of the bent structure, and is optimal at a position corresponding to the maximum light distribution. You can make light emit with illuminance.
  • FIG. 7 is a block diagram illustrating a third power converter integrated cut-off type LED road lighting device 300 according to another embodiment of the present invention.
  • a third LED road lighting device 300 includes an LED module 310, a power supply unit 320, an LED illuminance sensing unit 330, and a road illuminance sensing unit 340. , An LED module driver 350, a light distribution measuring unit 360, a memory 370, a power control unit 380, a cutoff control unit 390, and a communication unit 395.
  • the LED module 310 shown in FIG. 7, the power supply unit 320, the LED illuminance sensing unit 330, the road illuminance sensing unit 340, the LED module driving unit 350, the light distribution measuring unit 360, and the memory 370 ), the power control unit 380, the cut-off control unit 390 and the communication unit 395 are the LED module 110, the power supply unit 120, the LED illuminance sensing unit 130 described with reference to Figs. 1 and/or 5, The same as the road illumination sensing unit 140, the LED module driving unit 230, the light distribution measuring unit 240, the memory 150, 250, the power control unit 160, the cutoff control unit 260, and the communication unit 170, 270 Since they are similar, detailed descriptions are omitted.
  • the LED module 310 emits light using a plurality of LED elements, and can be rotated in a number of directions including vertically, horizontally, and vertically.
  • the power supply 320 may be a dual converter supplying power to the LED module 310.
  • the LED illuminance sensing unit 330 may sense the illuminance around the LED module 310, and the road illuminance sensing unit 340 may sense the illuminance around the road.
  • the LED module driving unit 350 may drive the LED module 310 so that the LED module 310 rotates by a rotation angle set in a plurality of directions including up, down, left and right.
  • the light distribution measurement unit 360 may measure the light distribution of the LED module 310 whenever the LED module 310 rotates in a plurality of directions.
  • the third LED road lighting device 300 is operable in one of a first dimming control mode, a second dimming control mode, and a cutoff control mode.
  • a first mapping table, a second mapping table, and a third mapping table may be stored in the memory 370.
  • the power control unit 380 may generate an illuminance control signal corresponding to the current time, that is, a dimming control signal, using the first mapping table, and transmit it to the power supply unit 320.
  • the power control unit 380 may generate a dimming control signal using the second mapping table after calculating the illuminance percentage difference value and transmit it to the power supply unit 320.
  • the cut-off control unit 390 controls the LED module driving unit 350 and the light distribution measurement unit 360 so that the LED module 310 rotates in a plurality of directions and measures light distribution each time it rotates.
  • a driving control signal for moving the LED module 310 to the position where the maximum light distribution is measured, that is, in the optimal rotation direction, is generated and transmitted to the LED module driver 350, and the type and illumination of the lighting equipment of the LED module 310
  • a cut-off control signal for variably adjusting the illuminance of the LED module 310 according to the vertical angle may be generated and transmitted to the power supply unit 320.
  • the power control unit 380 and the cut-off control unit 390 may be implemented as an element such as one or more processors or one microcontrol unit (MCU) to control the operation of the third LED road lighting device 300.
  • MCU microcontrol unit
  • FIG. 8 is a flowchart schematically illustrating a test method of a third LED road lighting device 300 according to an embodiment of the present invention.
  • a 24-hour cycle control procedure may be set by referring to an illuminance mapping table according to an operation of a manager (S810 and S820).
  • the cycle control procedure may be, for example, a level of 0 for the initial 5 hours, 5 levels for the next 4 hours, 0 levels for the next 3 hours, and power off for the next 12 hours.
  • the third LED road lighting device 300 checks the brightness corresponding to one level in the illumination mapping table for the initial 5 hours according to the cycle control procedure set in step S920, and the LED module 310 emits light at 100% of the checked brightness. It can be done (S830).
  • the 3rd LED road lighting device 300 may control illumination with a maximum power of 100W for light emission of 100% brightness.
  • the third LED road lighting device 300 may check the brightness of 5 levels in the illuminance mapping table, and make the LED module 310 emit light for 4 hours with the confirmed brightness of 50% (S840).
  • the third LED road lighting apparatus 300 may check the 0 level brightness in the illuminance mapping table, and make the LED module 310 emit light at 100% of the checked brightness (S850).
  • the power is turned off for 12 hours so that the LED module 310 is turned off (S860).
  • FIG. 9 is a flowchart schematically illustrating a road lighting control method corresponding to a second dimming control mode of the third LED road lighting device 300 according to an embodiment of the present invention.
  • the third LED road lighting device 300 initially activates the LED module 310 to emit light with a set illuminance at the current time, and the LED illuminance sensing unit ( 330 and the road illuminance sensing unit 340 may process to sense the LED illuminance and the road illuminance, respectively (S910).
  • the third LED road lighting device 300 stores the LED illuminance and the road illuminance sensed in step S910 together with the sensed time (S920 and S930).
  • the third LED road lighting apparatus 300 repeats steps S910 to S930 until a period set to calculate a difference in illuminance percentage is reached.
  • the third LED road lighting device 300 calculates the average value of the LED illuminances stored for a certain period and the average value of the road illuminances, and the difference between the illuminance average value using [Equation 1] That is, the illuminance difference value is calculated (S950, S960).
  • the third LED road lighting device 300 calculates a difference in illuminance percentage according to various locations using the calculated illuminance difference value and [Equation 2] (S970).
  • the third LED road lighting device 300 may check the illumination or status information mapped to the calculated illumination percentage difference value in the second mapping table, and control the LED module 310 with the checked illumination or status (S980). .
  • step S980 for example, if the difference in illuminance percentage is 50% or more, the third LED road lighting device 300 checks the illuminance mapped to 50% in the second mapping table to determine level 3, that is, 100% brightness. Handle it so that it can be produced.
  • FIG. 10 is a flowchart schematically illustrating a road lighting control method corresponding to a cut-off control mode of the third LED road lighting apparatus 300 according to an embodiment of the present invention.
  • the third LED road lighting device 300 rotates the LED module 310 at a set angle in a set direction, and then measures and stores light distribution (S1010 and S1020).
  • the third LED road lighting device 300 repeats steps S1010 to S1020 until the measurement of light distribution in all directions in which the LED module 310 is set to rotate is completed.
  • the third LED road lighting device 300 determines a position at which the maximum light distribution is measured among the plurality of measured light distributions as the optimal rotation direction (S1040).
  • the third LED road lighting device 300 may perform cutoff control by rotating the LED module 310 in the optimal rotation direction and variably adjusting the illuminance according to the lighting vertical angle of the rotated LED module 310. (S1050, S1060). In step S1060, for example, the LED module 310 may emit light with an illuminance mapped to the current time.
  • the third LED road lighting device 300 checks the optimal rotation direction from the third mapping table, and at the current time from the first mapping table. By checking the mapped illuminance, the rotation direction and illuminance of the LED module 310 may be controlled accordingly (S1080).
  • the third LED road lighting device 300 variably adjusts the illuminance of the LED module 310 while the power supply of the main power unit 121 is not smooth.
  • the sub power supply unit 122 may be used to continuously supply power.

Abstract

L'invention concerne un appareil d'éclairage de rue à DEL de type à coupure intégré à un convertisseur de puissance. L'appareil d'éclairage de rue à DEL de type à coupure intégré à un convertisseur de puissance comprend : un module de DEL pour émettre de la lumière à l'aide d'une pluralité de dispositifs à DEL ; une mémoire pour stocker une première table de mappage dans laquelle l'éclairement du module de DEL est mis en correspondance par intervalle de temps ; une unité de commande de puissance pour vérifier l'éclairement mappé à un instant courant à partir de la première table de mappage lorsqu'un premier mode de commande de gradation de commande de gradation en fonction du temps est défini, générer et transmettre un signal de commande de gradation pour commander le module de DEL afin d'émettre de la lumière à l'éclairement vérifié ; et une unité d'alimentation électrique qui comprend une unité de source d'alimentation principale pour fournir de l'énergie principale au module de DEL et une unité de source d'alimentation auxiliaire pour fournir une puissance auxiliaire en étant commutée lorsqu'une anomalie se produit dans l'alimentation électrique de l'unité de source d'alimentation principale, et qui ajuste une tension de sortie pour attaquer le module de DEL, en fonction du signal de commande de gradation reçu à partir de l'unité de commande de puissance, de façon à fournir de l'énergie au module de DEL.
PCT/KR2019/012001 2019-04-08 2019-09-17 Appareil d'éclairage de rue à del de type à coupure intégré à un convertisseur de puissance WO2020209453A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100078781A (ko) * 2008-12-30 2010-07-08 (주)유비엔씨 태양광 기반 가로등의 유비쿼터스를 이용한 가로등 디밍 컨트롤시스템
KR101130334B1 (ko) * 2011-07-19 2012-03-26 금호이엔지 (주) 주변 조도에 따라서 밝기가 가변하는 ｌｅｄ 가로등
KR101355641B1 (ko) * 2013-03-28 2014-01-29 주식회사세오 횡단보도 조명시스템
KR20150019122A (ko) * 2013-08-12 2015-02-25 엘지전자 주식회사 조명 제어 장치, 조명 제어 시스템 및 조명 제어 방법
CN205447586U (zh) * 2016-02-29 2016-08-10 秦曙伟 一种具有智能调光功能的太阳能跟踪庭院灯

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130041874A (ko) 2013-04-01 2013-04-25 주식회사 루미스마트 조명 제어 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100078781A (ko) * 2008-12-30 2010-07-08 (주)유비엔씨 태양광 기반 가로등의 유비쿼터스를 이용한 가로등 디밍 컨트롤시스템
KR101130334B1 (ko) * 2011-07-19 2012-03-26 금호이엔지 (주) 주변 조도에 따라서 밝기가 가변하는 ｌｅｄ 가로등
KR101355641B1 (ko) * 2013-03-28 2014-01-29 주식회사세오 횡단보도 조명시스템
KR20150019122A (ko) * 2013-08-12 2015-02-25 엘지전자 주식회사 조명 제어 장치, 조명 제어 시스템 및 조명 제어 방법
CN205447586U (zh) * 2016-02-29 2016-08-10 秦曙伟 一种具有智能调光功能的太阳能跟踪庭院灯

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