1、学生姓名 胡超 学 号 b010405 指导教师 职 称 Intelligent Lighting Control SystemAbstract: This paper describes the development of lighting control systems, intelligent lighting control system mainly System functions and applications are discussed.Key words: intelligent lighting control bus transfer protocol green e
2、nergy1、IntroductionWith the continuous development of our economy, rapidly rising living standards, people working and living environment have become increasingly demanding, while the lighting system requirements have become more sophisticated, the traditional lighting technology has been a strong b
3、low. On the one hand because of information technology and computer technology changes in lighting technology, providing technical support; the other hand, due to energy shortage, the state more and more attention on energy-saving lighting, new lighting control technology to develop rapidly to meet
4、with By energy conservation, comfort, convenience requirements. Lighting control lighting control from the traditional manual method, automated lighting control to todays intelligent lighting control.Intelligent lighting control system is based on computer-controlled all-digital platform, modular, d
5、istributed bus control system, the central processor modules communicate directly through the network bus, the bus makes use of lighting, dimming, blinds, scene control to achieve intelligent, and become a complete bus system. Can be based on changes in the external environment in the device automat
6、ically adjust the status of the bus to reach safety, energy conservation, human effects, and can use in the future, in accordance with the requirements of users through the computer re- Way to increase or modify the systems functionality, without having to re-laying of cables, intelligent lighting c
7、ontrol system, high reliability, flexible control, lighting control is the traditional way can not be done. 2.1 The basic components and monitoring the contents of the system 2.1.1 System components Intelligent lighting control system is usually dimmer module, switch module, input module, the contro
8、l panel, liquid crystal display touch screen, smart sensors, PC interface, time management module, hand-held programmer, monitoring computer (need to bridge a large network connection) and other components composition. 1) The basic principle of the dimming module is a microprocessor (CPU) The size o
9、f the opening angle control SCR to control the average amplitude of the output voltage to adjust the brightness of light sources. 2) switch module is controlled by the power switch relay output to control light. 3) input module is to accept passive contact signals transmitted to the microprocessor v
10、ia the bus. 4) The control panel is intuitive operation for control of lighting scenes were the parts, which is controlled by a microprocessor, can be programmed to complete a variety of different control requirements. Enter symbol identifying the microprocessor, after processing control information
11、 sent via the bus, to control the corresponding dimming of the light source module or switching module control the dimming or switch control. 5) The illumination of the sensor interface module for connection to detection, there is detection, motion detection and other sensors. 6) Time Management mod
12、ule control system with another device on the bus interface to automate tasks and time control. 2.1.2 Monitoring Contents 1) The central control system through the central station and the system software on the switch, dimming, clock, lighting, monitoring and management of the state. 2) switch contr
13、ol, by the central station, local control panel for lights for open, close control. 3) dimming control, by the central station, local control panel for lighting the illumination from zero to maximum control. 4) The time clock control system based on pre-set time for light to open and close control.
14、5) The astronomical clock control, enter the local latitude and longitude, the system automatically calculate the day of the sunset time, this time to control lighting according to the scene changes. 6) The scene control, through the central station, local control panel programming, lights were on,
15、off, dimming control settings. 7) Remote control, remote control via hand-held control panel with infrared light for the region under the control turned off, dimming control. 8) The illumination system according to the illumination detection sensor detection data (light, light and dark), in accordan
16、ce with the pre-set parameters to automatically turn on lights, turn off, dimming control. 9) exists, motion control, according to presence detection, motion detection sensors and other detection data, in accordance with the pre-set parameters to automatically turn on lights, turn off, dimming contr
17、ol. 10) joint control, through the input module receives the video security monitoring system, intrusion alarm systems, access control systems, automatic fire alarm system in the coordinated control signals to switch on the light source control or dimming control. 11) Remote control, lighting contro
18、l through the Internet for remote monitoring and control system: including lighting box lighting system parameter setting changes; on the system to monitor the state of the scene illumination; state of the system to control lighting scenes. 12) Graphic control, users can use the electronic map funct
19、ion on the entire region for visual control of the lighting, the floor plan of the whole building can be entered into the system, and use different colors to represent the current state of the region. 2.2 Intelligent lighting control system data transmission In the international lighting control sys
20、tem data transmission network without uniform standards, the current way of the main twisted pair, power line carrier transmission and three types of radio frequency transmission. These three transmission data rates, reliability of transmission is quite different. 2.2.1 twisted-pair transmission To
21、twisted pair transmission twisted pair transmission network for information, the laying of lines separately for new construction, expansion of the project. There are in this way The following advantages:1) hardware and software protocol completely open, perfect, common good.2) lines at both ends of
22、transformer isolation, immunity to interference, lightning protection performance. 3) transmission speed. 4) The system capacity is almost unlimited, the system will not increase the emergence of unexpected failures. 5) as an information transmission medium, a large number of sophisticated equipment
23、 for general use. 2.2.2 Power Line Carrier transmission Use of electric power line carrier transmission of information transmission network, without laying a single line for data transmission of the signals can be applied to new construction, expansion of the project, and especially for reconstructi
24、on projects. Power line carrier transmission in the current fluctuations due to power lines, data transfer rate and reliability of data transmission by a greater impact, reducing efficiency. When the monitoring equipment for a long time, no reliable data transmission may cause the system to a stands
25、till. 2.2.3 Radio frequency transmission Radio frequency transmission of information using wireless radio transmission network as the system can not only satisfy the functional requirements, indoor no wiring, simple construction, can save the construction investment for new construction, expansion o
26、f the project, and especially for reconstruction project. RF operating frequency consistent with IEEE802.11b standards. 2.3 The scope of application of intelligent lighting control system Lighting control system can be incandescent, fluorescent, energy saving lamps, quartz lamps and other light dimm
27、ing the lights on all occasions to control the environment to meet a variety of lighting requirements. 1) offices, schools, hospitals, factories and other places of the lighting system, using the time control system on the light on, turn off the automatic control, the use of illumination sensor that
28、 automatically adjusts the illumination, energy conservation. Can be the central monitoring and control system can be connected with the construction equipment. 2) Theatre, conference rooms, clubs and other places of use of system functions and dimming the scene switches can be easily converted a va
29、riety of lighting scenarios, multi-point control. Light source can be controlled through the system, air conditioning, electric fans, electric curtains, Canada Heater and other electrical equipment. 3) The venue sports venues match required by hierarchical control, large venue should be a single lig
30、ht control. 4) The municipal works, squares, parks and other outdoor public places, the group using the system control software can control lighting throughout the region, the use of illumination sensors, time switches to achieve lighting automation control, system monitoring software using intellig
31、ent lighting control. 5) areas where street lighting should be based on the geographical location and seasonal variation to determine a reasonable time to switch lights and the sky brightness changes according to the necessary amendments, the use of light control and time control of a combination of
32、 intelligent control. 6) Landscape lighting used in peacetime, the general holidays, major holidays and other control mode. 2.4 Application of intelligent lighting control system features 2.4.1 use of lighting control system, realization of the intelligent lighting control, lighting systems can run in automatic state. 1) The system will be pre-set to switch a number of basic working conditions, such as: day, nightsecurity and cleanWeekend a
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