CN101553065A - LED atmosphere illumination control system - Google Patents
LED atmosphere illumination control system Download PDFInfo
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- CN101553065A CN101553065A CNA2008100232200A CN200810023220A CN101553065A CN 101553065 A CN101553065 A CN 101553065A CN A2008100232200 A CNA2008100232200 A CN A2008100232200A CN 200810023220 A CN200810023220 A CN 200810023220A CN 101553065 A CN101553065 A CN 101553065A
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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
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- 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
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Abstract
The invention provides an LED atmosphere illumination control system, which adopts the standard DMX512 control protocol and a bus type network structure. A controller intensively controls all LED lamps. The system comprises an embedded light synchronous controller, an indoor atmosphere illumination controller, a general high-power LED drive, a transmission medium and the LED lamps. The system can perform scene mode control by network control mode, remote control mode, automatic control mode, manual control mode and various control modes; no less than nine scene modes are preset or can be freely set according to individual preference; digital diming can be achieved by an embedded program, and the illumination and the color tone of the light can be controlled precisely; and each lamp can be independently controlled or can be controlled by networking. The system can ensure the evenness of the illumination effect while achieving the energy-saving illumination control and is widely applicable to local intensive illumination control of public places and families.
Description
Technical field
The present invention relates to a kind of intelligent lighting system, relate in particular to, belong to semiconductor lighting control technology field with high-power, high brightness LED LED atmosphere illumination control system as lighting source.
Background technology
Present most of consumer only rests on " can be just bright " or the elementary aspects such as " the energy power saving are all right " the understanding of illuminating product, understanding to higher level " atmosphere illumination " also is in twilight state, also do not consider how to make illumination satisfy people's psychological needs, as color, colour temperature, illumination to the harmony of influence, light and the environment of people's mood, how to utilize the rendered atmosphere etc. that throws light on.Yet there is following problem in the intelligent illuminating system of conventional lamp: the intelligent illuminating system of (1) conventional lamp, in order to realize the light efficiency of different scenes, need to install a large amount of lamp systems, cost height, can not realize integratedly with construction material, can not realize organically coordinating with house ornamentation; (2) intelligent illuminating system starts continually, turn-offs, and surge voltage has shortened the useful life of conventional lamp greatly to the infringement of light fixture; (3) existing intelligent illuminating system can only be realized area illumination and timing switch function, can't realize functions such as light modulation, toning, scene control; (4) and great power LED since drive current bigger, its heating is also more in the course of work.
In the continuous evolution of illumination, LED has shown impayable advantage on photochromic displaying is art up, the innovation that the LED new light sources impels lighting to design and develop, from having changed our illumination idea to a great extent, break the limit frame frame of traditional lighting, removed to be familiar with, to understand and express the theme of light with a brand-new angle.While advancing by leaps and bounds along with digitizing technique, the digitized home has been come into daily life gradually, traditional light source such as incandescent lamp, fluorescent lamp are because the technological deficiency of self, can't realize Digital Control, and LED is exactly still to keep its luminous efficiency and optical color parameter in bigger drive current range as outstanding feature of light source, can realize that the Digital Control of throwing light on, digital intelligent LED illuminator have become the new trend of 21 century lighting field development.
The digital intelligent illumination will replace the main flow that general lighting becomes illuminating industry, and the LED atmosphere illumination control system is an important technology problem that is worth very much research.
Summary of the invention
The objective of the invention is to overcome the above problem that prior art exists, a kind of LED atmosphere illumination control system is provided, it has under the condition that need not change hardware and wiring, makes illumination automation, intellectuality by software engineering; In lighting energy saving control, can guarantee the uniformity of illuminating effect, the useful life of prolongation light fixture preferably.
Purpose of the present invention realizes by following technical solution:
Adopt the DMX512 control protocol of standard based on the LED atmosphere illumination control system of DMX bus, and adopt the network configuration of bus-type, controller carries out centralized control to all LED light fixtures.This system comprises recessed lighting fitting phototiming controller, internal ambience lighting controller, universal high-power LED driver, transmission medium, LED light fixture (monochromatic, double-colored, RGB full color).This system can carry out contextual model control by multiple modes such as network control, remote control, automatic control, manual controls; Default be no less than 9 kinds of contextual models, and can freely set contextual model with the personal like; Digital dimming be can realize by embedded program, lamplight brightness and tone accurately controlled; Each light fixture both can be controlled separately, also can realize networking control.
Further, its core of LED atmosphere illumination control system is a recessed lighting fitting phototiming controller, be made up of system's control base plate and core control board, system's control base plate is made up of ARM flush bonding processor, LCD touch-screen, winCE embedded OS, broadcast management software, memory, power supply, PORT COM (USB and Ethernet, RS232 serial ports, debug port, SD bayonet socket), audio frequency and video delivery outlet and infrared transceiver; The core control board is made up of ARM flush bonding processor, SDRAM chip, FLASH memory, but the adjusting by this each lamp brightness of controller real-time implementation, color, colour temperature.Also can the off-line display picture, file, displaying video, can with the PC communication, receive the rendition list that PC inediting software has editted, preserve the rendition list, program file, carry out the broadcast of program according to playlist, multiple LED light fixtures such as may command curtain wall lamp, clearance light can demonstrate corresponding picture, literal, variable color, color effect such as run according to different lamps control.
Again further, the internal ambience lighting controller is made up of arm processor, liquid crystal display screen, keyboard, PORT COM and infrared ray.The arm processor internal resource is abundant, and processing speed is fast, the reliability height, and cost is low, uses very extensive in embedded system; PORT COM is used the DMX512 communications protocol, controller passes through master control system, realize the adjusting of brightness, color, colour temperature, and be furnished with by modes such as key control, infra-red remote controls and operate, the scene parameter can freely be set by the user, can set and be no less than 9 kinds of contextual models, reach the color gradient effect, be fit to different intelligent scene illumination places; Infrared interface is the infrared ray input, can controller parameter be set by infrared remote controller, realizes and scene selection key function and on-off controller function with infrared remote controller.
Further, universal high-power LED driver is mainly used in the driving of high-power LED lamp, can directly be connected with the internal ambience lighting controller with recessed lighting fitting phototiming controller.Minimum support 8 road RGB ports output, each port is provided with the address separately, can realize any installation combination of LED (monochromatic, double-colored, RGB full color) light fixture.This driver can be realized driving to different capacity, dissimilar light fixtures through the exchange constant flow module, and its brilliance control mode is PWM constant current control, and grey level is 256 grades of every looks.The built-in constant-current circuit of universal high-power LED driver can directly drive great power LED, has simplified the design of LED light fixture, and the controller of cooperation front end can conveniently be realized the control of illuminator.
Wherein, above-mentioned LED atmosphere illumination control system, control system adopt international standards interface RS485 or RS232 and the interconnection of other control system; Adopt the ICP/IP protocol of DMX512 agreement and standard.Communication media adopts a pair of twisted-pair feeder, all system control units connect to form Control Network by twisted-pair feeder, the control signal that each system control unit sent transmits in the The whole control network, after each system control unit receives control information, regulation according to the system communication agreement is carried out corresponding actions, thereby realizes intelligent network control.
Beneficial effect of the present invention is mainly reflected in:
1. powerful, have wide range of applications.This LED atmosphere illumination control system can the off-line display picture, file, displaying video, can with the PC communication, receive the rendition list that PC inediting software has editted, preserve the rendition list, program file, carry out the broadcast of program according to playlist.Multiple LED light fixtures such as may command curtain wall lamp, clearance light can demonstrate corresponding picture, literal, variable color, color effect such as run according to different lamps control.Also can realize the adjusting of LED lamp brightness, color, colour temperature, and be furnished with by modes such as key control, infra-red remote controls and operate, set multiple contextual model, reach the color gradient effect, be fit to different intelligent scene illumination places.
2. network is simple, cost is low, the shared bus of a plurality of LED light fixtures; Relatively independent between all LED light fixtures, the damage of certain LED light fixture can not have influence on other light fixture on the bus; Each LED light fixture has independently address, and the LED lamp dimmer can be controlled each light fixture separately by the address.
3. control mode convenient, flexibly, be easy to revise, operation and safeguarding.Can the brightness of light fixture can be set according to the color of seeing on the LCD screen being touched the color (What You See Is What You Get) of selecting to be provided with light fixture, support usb host or equipment mouth, SD memory, network, audio frequency, interface such as infrared by touch-screen.
4. compatible good, stability and reliability height.Adopt industrial standard, the DMX512 control protocol of standard, antijamming capability is strong, communication distance (greater than 1000 meters) far away; LED light fixture that can compatible other producer.
5. prolonged the life-span of light source, not only can save substantial contribution, and can significantly reduce the workload of changing light fixture, reduce the operating cost of illuminator, this driver can be realized driving to different capacity, dissimilar light fixtures through the exchange constant flow module, its brilliance control mode is PWM constant current control, and grey level is 256 grades of every looks.The built-in constant-current circuit of universal high-power LED driver can directly drive great power LED, has simplified the design of LED light fixture, and the controller of cooperation front end can conveniently be realized the control of illuminator, and the illumination operation expense reduces 30%～50%.
6. good energy-saving effect, intelligent lighting system be by various mode and the control element of pre-seting, and the illuminance of different time varying environment accurately is provided with and reasonable management, realizes energy-conservationly, and power savings is fairly obvious, reaches more than 30%.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further.
Fig. 1: structural representation of the present invention.
Fig. 2: the schematic diagram of the recessed lighting fitting phototiming controller among Fig. 1.
Fig. 3: the schematic diagram of the internal ambience lighting controller among Fig. 1.
Fig. 4: the schematic diagram of the universal high-power LED driver among Fig. 1.
The implication of each mark is among the figure:
1 recessed lighting fitting phototiming controller, 2 internal ambience lighting controllers
3 universal high-power LED driver 4 transmission mediums
5LED light fixture A system control base plate
B core control board CDMX512 keyset
10 video port 11ARM flush bonding processors
12LCD touch-screen 13winCE embedded OS
14 play management software 15 memories
16 power supply 17USB mouths
18 Ethernet interface 19RS232 serial ports
20 debug port 21SD bayonet sockets
22 audio frequency and video delivery outlets, 23 infrared transceivers
24ARM flush bonding processor 25SDRAM memory
26FLASH memory 27ARM flush bonding processor
28 serial interface 29DMX512 interfaces
31ARM processor 32 liquid crystal display screens
33 keyboard 34DMX512 communication interfaces
35 infrared transceivers, 36 power supplys
41ARM processor 42PWM generator
43RS485 transceiver 44 constant-current driven modules
45 memory 46DMX512 interfaces
47 power supplys, 48 output ports
Embodiment
Main in the world light control protocol has DMX512, CAN, ART-NET etc. at present, and DMX512 is most widely used LED control protocol, has in fact become the independent standard agreement in LED market.The DMX512 agreement is to be proposed and developed into digital light control console standard communications protocol by USITT (U.S. theater technological associations) at first, and the technical program is a specific embodiments based on the intelligence control system of DMX512 agreement.
As Fig. 1, adopt the DMX512 control protocol of standard based on the LED atmosphere illumination control system of DMX bus, and the network configuration of employing bus-type, controller carries out centralized control to all LED light fixtures, and this system comprises the LED light fixture 5 of recessed lighting fitting phototiming controller 1, internal ambience lighting controller 2, universal high-power LED driver 3, transmission medium 4, monochrome or RGB three looks.This system can carry out contextual model control by multiple modes such as network control, remote control, automatic control, manual controls; Default be no less than 9 kinds of contextual models, and can freely set contextual model with the personal like; Digital dimming be can realize by embedded program, lamplight brightness and tone accurately controlled; Each light fixture both can be controlled separately, also can realize networking control.
Further, as Fig. 2, its core of LED atmosphere illumination control system is a recessed lighting fitting phototiming controller 1, be made up of the control base plate A of system and core control board B, DMX512 keyset C, system's control base plate is made up of ARM flush bonding processor 11, LCD touch-screen 12, winCE embedded OS 13, broadcast management software 14, memory 15, power supply 16, USB mouth 17, Ethernet interface 18, RS232 serial ports 19, debug port 20, SD bayonet socket 21, audio frequency and video delivery outlet 22, infrared transceiver 23; Core control board B forms 26 by ARM flush bonding processor 24, SDRAM memory 25, FLASH memory, DMX512 keyset C is made up of ARM flush bonding processor 27, serial interface 28, DMX512 interface 29, embedded indoor LED lamp dimmer has adopted Embedded ARM9 processor 11 and has disposed color LCD touch-screen 12, complete separating computer, can be widely used in indoor and family, operate very simply, the user only needs to get colors arbitrarily and brightness on touch-screen; DMX512 keyset C controller will get colors the user and brightness data is converted to the DMX512 agreement and sends to each LED light fixture 5 on the bus, but the adjusting by this each lamp brightness of controller real-time implementation, color, colour temperature; Also can receive the rendition list that PC inediting software has editted by USB mouth 17, preserve the rendition list, program file, carry out the broadcast of program according to playlist, multiple LED light fixtures such as may command curtain wall lamp, clearance light can demonstrate effects such as corresponding picture, literal, variable color, color are run, displaying video according to different lamps control.Embedded indoor LED lamp dimmer 1 is simple to operate, directly perceived, need not train anyone and can both easily use, and chooses to such an extent that the color of color and LED light fixture is in full accord on the touch-screen, can accomplish What You See Is What You Get, and all effects are all grasped in user's hand.In addition controller has also been preset several contextual models commonly used and automatic color-changing confession user selection.The LED light fixture 5 of embedded universal high-power LED driver 3 of indoor LED lamp dimmer 1 may command and the standard of support DMX512 control protocol.
Again further, as Fig. 3, internal ambience lighting controller 2 is made up of arm processor 31, liquid crystal display screen 32, keyboard 33, DMX512 communication interface 34, infrared transceiver 35, power supply 36.Arm processor 31 internal resources are abundant, and processing speed is fast, the reliability height, and cost is low, uses very extensive; Embedded 32 or more high-order arm processor 31 have been adopted, two serial ports, inner Flash, internal RAM, and disposed monochrome, double-colored, full-color dot matrix LCD screen, liquid crystal display screen is 122 * 32 dot matrix or other resolution, can show the multirow literal, be used to show real-time colour temperature, monochrome information and system's setup menu, and be furnished with keyboard and remote controller, keyboard is used for the setting of System menu, can establish a plurality of buttons, and modes such as infra-red remote control are operated, infrared transceiver 35 is the infrared ray input, can controller parameter be set by infrared remote controller 35, realize and scene selection key function and on-off controller function that with infrared remote controller 35 interface of DMX512 communication interface 34 is RS485, use the DMX512 communications protocol, the LED light fixture 5 of universal high-power LED driver 3 of may command and the standard of support DMX512 control protocol, DMX512 data protocol regulation is used the baud rate of 250Kbps, and each transmission time is not higher than 4 microseconds; The scene parameter can freely be set by the user, can set to be no less than 9 kinds of contextual models, realizes the adjustable continuously of brightness, color, colour temperature, reaches the color gradient effect, is fit to different intelligent scene illumination places.
Further, as Fig. 4, universal high-power LED driver 3 mainly is made up of embedded ARM processor 41, PWM generator 42, RS485 transceiver 43, LED multi-path constant-current driven module 44, memory 45, DMX512 interface 46, power supply 47, output port 48 etc.Universal high-power LED driver 3 adopts the RS485 communication interface based on the DMX512 communications protocol, can directly be connected with internal ambience lighting controller 2 with recessed lighting fitting phototiming controller 1, is mainly used in the driving of high-power LED lamp.Below introduce the effect of each assembly.Embedded ARM processor 41: receive the DMX512 data of recessed lighting fitting phototiming controller 1,2 transmissions of internal ambience lighting controller and corresponding port data is sent to PWM generator 42; PWM generator 42: receive the data that embedded ARM processor 41 transmits, produce multi-channel PWM output, be typically 3 * 4 tunnel and 3 * 8 tunnel; The constant flow module 44:350mA/700mA output of flowing over is used to drive great power LED; RS485 transceiver 43: receive recessed lighting fitting phototiming controller 1 and internal ambience lighting controller 2DMX512 data; Memory 45: be used to deposit output port 48 addresses that the user is provided with; DMX512 interface 46: two RJ45 netting twine interfaces, be used for connecting with recessed lighting fitting phototiming controller 1, internal ambience lighting controller 2 and other high-power LED driver, can also for each output port 48 address be set by this interface.
The variable color control mode of great power LED is a PWM generator 42+ constant-current drive circuit 44.PWM generator 42 can be used single-chip microcomputer, ARM, CPLD, FPGA to wait and produce.The constant-current drive circuit 44 of great power LED, the a kind of of employing is linear constant current circuit at present, by high-power MOSFET, high speed operation amplifier and other set of devices become, be mainly used in the driving high-power LED lamp, under the control of recessed lighting fitting phototiming controller 1, internal ambience lighting controller 2, realize multiple color changeable effects such as gradual change, literal, image, animation.LED constant-current driven module integrated multipath linear constant current circuit drives red, green, blue three look great power LEDs respectively, by can realize the variation of red, green, blue brightness to the control of PWM port.
Wherein, above-mentioned universal high-power LED driver 3, the interface of adopting international standards, as RS485, RS232, measured DMX512 control protocol and ICP/IP protocol, can interconnect with other control system, DMX512 is most widely used LED control protocol, has in fact become the independent standard agreement in LED market.The DMX512 agreement can transmit 512 tunnel light modulation data on a pair of line, adopted the asynchronous serial communication mode, communication baud rate 250kbps, each light modulation data is formed by 11,1 start bit wherein, 8 light modulation data bit, 2 position of rests once transmit 512 light modulation data at most.Minimum support 8 road RGB ports output, each port is provided with the address separately, can realize any installation combination of LED light fixture (monochromatic, double-colored, RGB full color); This driver 3 can be realized driving to different capacity, dissimilar light fixtures through the exchange constant flow module, and its brilliance control mode is PWM constant current control, and grey level is 256 grades of every looks.Universal high-power LED driver 3 built-in constant-current circuits can directly drive great power LED, drive current: 350mA/700mA, have simplified the design of LED light fixture, and the controller of cooperation front end can conveniently be realized the control of illuminator.In addition, modular construction can disperse to be installed in each control scene and close on power distribution station, the network configuration flexibility is very big, can be used for little illumination control to a room, big control to groups of building more than, by intelligent network bridge many sub-networks are interconnected into a large-scale distributing Control Network, the installation of LED atmosphere illumination control system, modification, ratio are more simple and convenient.
This preferred embodiment adopts a pair of twisted-pair feeder as transmission medium 4, all system control units connect to form Control Network by this to twisted-pair feeder, the control signal that each system control unit sent transmits in the The whole control network, after each system control unit receives control information, then carry out corresponding actions, thereby realize intelligent network control according to the regulation of system communication agreement.When adopting control bus, also adopt the power bus mode to carry out system's power supply, to reduce cost, because the employing twisted-pair feeder as transmission medium 4, has strong anti-interference performance, communication effect is good, the communication robust advantages of higher.Owing to causing the situation of systemic breakdown, a certain device fails takes place when adopting the control bus mode for overcoming, the present invention adopts the distributing centralized control system, a big system is coupled together with bus mode by the intelligent standalone module of a plurality of bands, after breaking away from big system, each control module is the energy independent operating all, carry out Fault Isolation, equipment is carried out suitable redundant configuration, can guarantee that also system continues operation falling under the functional conditions even in use a certain parts break down suddenly.
The design of LED atmosphere illumination control system is by the requirement of distributing modularization control, convenient on-the-spot the installation and control, controller has the module of different output capacities and different output loops, when carrying out the system equipment configuration, can select appropriate module by the actual loading situation neatly, thereby reduce the investment cost of system.System puts the back into operation because the control performance characteristics of lighting controller have been improved the operation condition of work of illuminating lamp, thereby prolonged the useful life of lamp, reduce the lamp amount of changing, reduce maintenance cost, can save electric energy by management and control on the other hand the operating state science of illuminating lamp.
Native system can provide abundant mode of operation for the user according to light demand complicated and changeable, and the user can select one or more modes of operation to come light is controlled according to oneself hobby and product situation, and the operation control mode is as follows:
1. infrared, wireless remote control, in any room, control the on off state and the dimming state of all networking light fixtures (no matter whether light fixture is in this room) with the infrared hand-held remote control device, do not turn on light again after not needing to enter the room, before entering arbitrary room, just can open light, again need not seek the switch of lamp in the dark with remote controller;
2. computer/the Internet control, by a computer on local computer or the network, can Long-distance Control light state; Realize and the interconnection of building automatic control system by Ethernet, control command is sent to driver, realize to the communication of illumination control net with to the control of illuminating lamp by local network;
3. scene is switched flexibly, design a kind of lamplight scene by computer or remote controller, subsequently, just can be by the scene button on the remote controller, between various scenes, switch easily, light switching arbitrarily or brightness regulation can be controlled as required, even the operating state of other electric equipment can be changed;
4. microprocessor is adopted in good dimming effect demonstration, realizes accurate illumination variation control by program, can set the brightness fade rates, and its pace of change can be regulated arbitrarily in the scope at 1 second to several minutes, and abundant on-the-spot illumination transform effect is provided;
5. with being connected of other system, the various input/output interfaces that interconnect with miscellaneous equipment are arranged, lighting system can be adjusted operating state automatically according to ambient brightness; By RS485 bus, RS232 and DMX512 agreement, the direct interface RS485 that connects by light adjusting controller, can easily lighting system be linked to each other with other smart machine, respond the signal that other node sends, when for example turning on TV in the parlor, the automatic deepening of parlor light, all the other light Close Alls etc.;
6. the LED atmosphere illumination control system can the dissimilar LED light fixtures of brightness adjustment control, have the change in duty cycle of soft start, adjustment main power source, the function of inhibition electromagnetic interference, dimmer has multiple dimming curve to select for use for the user, and the efficient of dimmer can reach more than 85%.
In addition, LED atmosphere illumination control system Control Software has the various controls interface of satisfying execute-in-place control:
1) but the LCD liquid crystal display touch panel of execute-in-place, can on a liquid crystal display screen, show various graph keys or planar cloth lamp figure, as long as just can finish control operation with the key on the finger touch screen, screen graph can be by programming, making grey level is that every look is not less than 256 grades, LCD liquid crystal display touch-screen also has 365 days clock control, is that a function is strong, the guidance panel of operation intuitive and convenient.Utilize the LED luminous characteristics, chromaticity coordinates figure based on CIE, local or all use R, G, three kinds of photochromic LED of B to carry out coordinate transform processing or use identical or different photochromic LED to jump over formula regularly and change by electronic control system, thereby build a colorful dynamic lighting atmosphere, such illuminating effect is that the traditional lighting means can't realize.Can change according to different demands in conjunction with the personal computer design program simultaneously, present unique style and atmosphere;
2) the LED atmosphere illumination control system is that the terminal use of local network designs a cover can be controlled any " remote-controllable system " task on a PC Control Software, can be by the man-machine interface operation control of very easy-to-use figure or menu mode, in time respond any demand information that takes place in the Lighting Control Assembly, can control demand, the activity data that lighting loop took place in the Lighting Control Assembly can be recorded in the database, also can form various forms.
LED atmosphere illumination control system of the present invention when realizing lighting energy saving control, can guarantee the uniformity of illuminating effect, the useful life of prolongation light fixture.The distributed system novel structure is reliable, designs, installs, moves, safeguards, overhauls very convenient.Be widely used in the concentration of local illumination control of public place such as market, arts center, recreational facilities and family.
Certainly, more than only be concrete exemplary applications of the present invention, protection scope of the present invention is not constituted any limitation.All employing equivalents or equivalence are replaced and the technical scheme of formation, all drop within the rights protection scope of the present invention.
Claims (13)
1. LED atmosphere illumination control system, comprise recessed lighting fitting phototiming controller (1), internal ambience lighting controller (2), universal high-power LED driver (3), transmission medium (4), LED light fixture (5), described LED light fixture (5) is monochromatic, double-colored or redgreenblue, it is characterized in that: described LED atmosphere illumination control system adopts the DMX512 control protocol of standard, and the network configuration of employing bus-type, controller carries out centralized control to all LED light fixtures or controls separately; Carry out contextual model control by network control, remote control, automatic control, manual any one mode; The default some kinds of contextual models that can freely set with the personal like; Described recessed lighting fitting phototiming controller (1), internal ambience lighting controller (2), universal high-power LED driver (3) all adopt the ARM flush bonding processor, realize digital dimming by embedded program, accurately control lamplight brightness and tone.
2. LED atmosphere illumination control system according to claim 1, it is characterized in that: described recessed lighting fitting phototiming controller (1), by system's control base plate (A) and core control board (B), DMX512 keyset (C) is formed, described system's control base plate (A) comprises ARM flush bonding processor (11), be connected on the core control board (B), DMX512 keyset (C) controller gets colors the user and brightness data is converted to the DMX512 agreement and sends to each LED light fixture (5) on the bus, comes each lamp brightness of real-time implementation, color, the adjusting of colour temperature.
3. LED atmosphere illumination control system according to claim 2 is characterized in that: system's control base plate also comprises LCD touch-screen (12), winCE embedded OS (13), plays management software (14), memory (15), power supply (16), USB mouth (17), Ethernet interface (18), RS232 serial ports (19), debug port (20), SD bayonet socket (21), audio frequency and video delivery outlet (22), infrared transceiver (23); Core control board (B) is formed (26) by ARM flush bonding processor (24), SDRAM memory (25), FLASH memory, and DMX512 keyset (C) is made up of ARM flush bonding processor (27), serial interface (28), DMX512 interface (29).
4. LED atmosphere illumination control system according to claim 3, it is characterized in that: described LCD touch-screen (12) shows various graph keys or planar cloth lamp figure on a liquid crystal display screen, as long as just can finish control operation with the key on the finger touch screen, screen graph can be by programming, making grey level is that every look is not less than 256 grades, and described LCD touch-screen (12) also has 365 days clock control.
5. LED atmosphere illumination control system according to claim 1, it is characterized in that: described internal ambience lighting controller (2) comprises arm processor (31), liquid crystal display screen (32), keyboard (33), DMX512 communication interface (34), infrared transceiver (35), power supply (36), by infrared remote controller (35) controller parameter is set, realize and scene selection key function and on-off controller function, pass to universal high-power LED driver (3) by arm processor (31) and DMX512 communication interface (34).
6. LED atmosphere illumination control system according to claim 5, it is characterized in that: the interface of described DMX512 communication interface (34) is RS485, use the DMX512 communications protocol, be used for controlling the LED light fixture (5) of universal high-power LED driver (3) and the standard of support DMX512 control protocol.
7. LED atmosphere illumination control system according to claim 1, it is characterized in that: described universal high-power LED driver (3) comprises embedded ARM processor (41), PWM generator (42), RS485 transceiver (43), LED multi-path constant-current driven module (44), memory (45), DMX512 interface (46), power supply (47), output port (48), described universal high-power LED driver (3) is based on the DMX512 communications protocol, directly be connected with internal ambience lighting controller (2), be used to drive high-power LED lamp (5) with recessed lighting fitting phototiming controller (1).
8. LED atmosphere illumination control system according to claim 7, it is characterized in that: the variable color control mode of described great power LED is PWM generator (42) and constant-current drive circuit (44) control, LED constant-current driven module integrated multipath linear constant current circuit, drive red, green, blue three look great power LEDs respectively, by can realize the variation of red, green, blue brightness to the control of PWM port.
9. LED atmosphere illumination control system according to claim 8, it is characterized in that: described PWM generator (42) uses single-chip microcomputer, ARM, CPLD, FPGA to produce, the constant-current drive circuit of described great power LED (44) adopts linear constant current circuit, by high-power MOSFET, high speed operation amplifier and other set of devices become.
10. LED atmosphere illumination control system according to claim 1, it is characterized in that: the LED atmosphere illumination control system adopts RS485 or RS232 international standard interface, measured DMX512 control protocol and ICP/IP protocol are to be applicable to and other control system interconnection.
11. LED atmosphere illumination control system according to claim 1, it is characterized in that: described transmission medium (4) is a pair of twisted-pair feeder, all system control units connect to form Control Network by this to twisted-pair feeder, the control signal that each system control unit sent transmits in the The whole control network, after each system control unit receives control information, then carry out corresponding actions according to the regulation of system communication agreement.
12. LED atmosphere illumination control system according to claim 1, it is characterized in that: based on the chromaticity coordinates figure of CIE, local or all use R, G, three kinds of photochromic LED of B to carry out coordinate transform processing or use identical or different photochromic LED to jump over formula regularly and change by electronic control system, thus a dynamic lighting atmosphere built; Perhaps, change, present unique style and atmosphere according to different demands in conjunction with the personal computer design program.
13. LED atmosphere illumination control system according to claim 1, it is characterized in that: the LED atmosphere illumination control system comprises that the terminal use of a cover local network can carry out the Control Software of Long-distance Control task on a PC, use the man-machine interface operation control of figure or menu mode, in time respond any demand information that takes place in the Lighting Control Assembly, demand is controlled, be recorded in the activity data that lighting loop took place in the Lighting Control Assembly in the database and form various forms.
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| CN2008100232200A CN101553065B (en) | 2008-04-02 | 2008-04-02 | LED atmosphere illumination control system |
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| CN2008100232200A CN101553065B (en) | 2008-04-02 | 2008-04-02 | LED atmosphere illumination control system |
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| CN101553065A true CN101553065A (en) | 2009-10-07 |
| CN101553065B CN101553065B (en) | 2013-05-01 |
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| WO2022067482A1 (en) * | 2020-09-29 | 2022-04-07 | 深圳市奇脉电子技术有限公司 | Dimming system |
| CN114245516A (en) * | 2021-11-09 | 2022-03-25 | 深圳市裕铭数智装备科技有限公司 | Control system of LED lamp |
| CN113915556A (en) * | 2021-11-10 | 2022-01-11 | 深圳市芯中芯科技有限公司 | Down lamp capable of adjusting irradiation angle and irradiation direction |
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