WO2018195995A1 - 一种多元通讯控制的智能光照控制系统及控制方法 - Google Patents

一种多元通讯控制的智能光照控制系统及控制方法 Download PDF

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Publication number
WO2018195995A1
WO2018195995A1 PCT/CN2017/082599 CN2017082599W WO2018195995A1 WO 2018195995 A1 WO2018195995 A1 WO 2018195995A1 CN 2017082599 W CN2017082599 W CN 2017082599W WO 2018195995 A1 WO2018195995 A1 WO 2018195995A1
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module
communication
light source
source terminal
control
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PCT/CN2017/082599
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English (en)
French (fr)
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韩性峰
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深圳瀚飞科技开发有限公司
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Priority to PCT/CN2017/082599 priority Critical patent/WO2018195995A1/zh
Publication of WO2018195995A1 publication Critical patent/WO2018195995A1/zh

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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G7/00Botany in general
    • A01G7/04Electric or magnetic or acoustic treatment of plants for promoting growth
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10Controlling the intensity of the light
    • H05B45/12Controlling the intensity of the light using optical feedback
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30Driver circuits
    • H05B45/32Pulse-control circuits
    • H05B45/325Pulse-width modulation [PWM]

Definitions

  • the present invention relates to a lighting control system, and more particularly to an intelligent lighting control system and a control method for multiple communication control.
  • LED lighting applications also have great advantages in the field of plant growth.
  • the light sources used in conventional plant cultivation are generally fluorescent lamps, metal lamps, and incandescent lamps. These sources have many unwanted wavelengths, but LEDs can achieve very narrow wavelengths for plant growth, typically with wavelengths between 400-700 nm (blue) and 610-720 nm (red), which contribute the most to photosynthesis. Therefore, the energy utilization efficiency can be greatly improved; in addition, the LED is a cold light source that can be placed at a close distance without burning the plant.
  • the application prospect of LED plant growth lamps is very broad. However, the plant LED growth lamps appearing on the market are set at a high level, the level of intelligence is low, and the necessary information feedback system and network communication system are lacking.
  • the present invention provides a multi-communication control intelligent illumination control system and a control method with multiple communication modes, good flexibility, high reliability, and low cost.
  • the specific technical solutions are as follows:
  • a multi-communication control intelligent illumination control system includes a remote control center, a centralized controller, a light source terminal, and an LED light source, and the control center is connected to a centralized controller through a wired and/or wireless network, and the centralized The controller is connected to the light source terminal through a wired and/or wireless network, and the light source terminal is connected to the LED light source; the remote control center realizes remote control of the LED light source, and is responsible for LED management and processing data from the downlink; The centralized controller controls centralized control and automatic polling of the light source terminal, and processes data feedback from the light source terminal; the light source terminal includes a sensor module, a dimming module, a storage module, a communication module, and a real clock module. The dimming module is connected to an LED light source.
  • the centralized controller includes a power module, an Ethernet module, and a connection that are all connected to the microcontroller.
  • the Ethernet module includes a network socket and a network card chip, and the network socket is connected to the microcontroller through the network card chip The wired network communication is realized;
  • the watchdog module has the functions of voltage detection and preventing the program from running away, and ensures the normal operation of the controller.
  • the microcontroller is an interconnected series of microcontrollers of the STM32F207.
  • the controller is STM32F207VCT6.
  • the power module is a combination power supply of a low-voltage differential linear power supply with a low-ripple power supply and a low-ripple power supply.
  • the communication expansion module includes an uplink communication module, and the uplink communication module includes both
  • CU1 is the serial port connected to the GPRS module and/or the serial port to the 3G module and/or the serial port to the 4G module and/or the serial port to the Wifi module.
  • the MCU1 is connected to the serial port of the microcontroller.
  • the communication extension module includes a downlink communication module, and the downlink communication module includes
  • the U2 is connected to the wireless communication module, and the MCU2 is connected to the serial port of the microcontroller; the wireless communication module implements the wireless local area network connection of the light source terminal.
  • a multi-communication control intelligent lighting control system control method comprising the following steps:
  • S1 starts the intelligent lighting system, and the centralized controller reads the configuration information in the power storage module and initializes the external parameters, and the peripheral parameters include device parameters, serial port parameters, communication parameters, and communication mode selection;
  • the S2 centralized controller detects whether the communication is normal, and automatically selects an uplink communication mode with a good state and the highest priority according to the set communication priority level to establish a communication connection with the remote control center;
  • the S3 centralized controller detects whether there is a configuration instruction transmitted by the remote control center, and configures related parameters according to the configuration instruction;
  • the program in the S4 centralized controller enters the system main program loop, and detects whether the protocol command from the remote control center, the configuration command from the outside, or the feedback parameter from the terminal is received;
  • the S5 centralized controller reads the illumination intensity of the LED lamp detected by the sensor module, and compares with the set illumination intensity. If the illumination intensity is less than or greater than the set value, the downlink communication generates a command to the light source.
  • the S6 light source terminal performs PWM dimming through the dimming module, and adjusts the illumination intensity emitted by the LED light source to the set illumination intensity.
  • the communication priority levels are Ethernet, 4G, 3G, and GPRS.
  • the downlink communication in step S5 is a 485 bus and/or a Can bus and/or a wireless network.
  • the user can use special software to add the communication methods that need to be activated to the list according to the priority.
  • the priority list is stored in a dedicated storage space in the form of a structure.
  • the centralized controller handshaking with the remote control center or the light source terminal in the order of the list, records the communication status in a good manner, sends it to the remote control center in a protocol format, and automatically adopts the communication mode with good state and highest priority.
  • the heartbeat packet is sent to the upper computer to detect whether the communication is normal. If the communication is not normal, etc., the lower level communication mode is selected, so the multi-communication can make the system have a certain self-healing capability.
  • a network self-healing mechanism is adopted.
  • the node When a node loses connection, the node is The child nodes must also lose access to the network, and then try to reconnect with these nodes in a layered fishing manner.
  • the coordinator loses connection with one or some nodes for a certain period of time, the node is discarded, and then the parent layer of the node picks up the child nodes of the lost node according to the physical address from small to large. If the parent layer is not salvaged completely, it is searched by the node of the upper layer until all the finds or the coordinator has not found it. The network is considered to be completely established, and the nodes that fail to reconnect in the routing table are deleted.
  • the present invention has the following beneficial effects:
  • the intelligent illumination control system and the control method of the multi-communication control provided by the invention can not only individually control each light source, but also centrally control the light source in a certain area.
  • the combination of multiple communication methods greatly improves the reliability of the system, makes the system more flexible to adapt to various practical needs, and achieves stable and efficient control of the light source.
  • a multi-communication control intelligent illumination control system comprising a remote control center, a centralized controller, a light source terminal and an LED light source, wherein the control center is connected to a centralized controller through a wired and/or wireless network, the concentration
  • the controller is connected to the light source terminal through a wired and/or wireless network, and the light source terminal is connected to the LED light source;
  • the remote control center realizes remote control of the LED light source, and is responsible for LED management and processing data from the downlink;
  • the centralized controller controls centralized control and automatic polling of the light source terminal, and processes data feedback from the light source terminal;
  • the light source terminal includes a sensor module, a dimming module, a storage module, a communication module, and a real clock module.
  • the dimming module is connected to an LED light source.
  • the centralized controller includes a power module, an Ethernet module, a communication expansion module, a watchdog module, a real clock module, a power-down storage module, a bus communication module, and all connected to the microcontroller.
  • a liquid crystal display module the Ethernet module includes a network socket and a network card chip, and the network socket is connected to the microcontroller through the network card chip to implement wired network communication;
  • the watchdog module has a function of voltage detection and preventing program running, ensuring The controller works normally.
  • the microcontroller is an interconnected series of microcontrollers of the STM32F207.
  • the controller is STM32F207VCT6.
  • the power module is a combination power supply of a low-voltage differential linear power supply with a low-ripple power supply and a low-ripple power supply.
  • the communication expansion module includes an uplink communication module, and the uplink communication module includes both
  • CU1 is the serial port connected to the GPRS module and/or the serial port to the 3G module and/or the serial port to the 4G module and/or the serial port to the Wifi module.
  • the MCU1 is connected to the serial port of the microcontroller.
  • the communication extension module includes a downlink communication module, and the downlink communication module includes
  • the U2 is connected to the wireless communication module, and the MCU2 is connected to the serial port of the microcontroller; the wireless communication module implements the wireless local area network connection of the light source terminal.
  • the user can use special software to add the communication methods that need to be activated to the list according to the priority.
  • the priority list is stored in a dedicated storage space in the form of a structure.
  • the centralized controller follows the order in the list.
  • the remote control center or the light source terminal performs a handshake, records the communication status in a good manner, sends it to the remote control center in a protocol format, and automatically adopts a communication mode with good status and highest priority.
  • the heartbeat packet is sent to the upper computer to detect whether the communication is normal. If the communication is not normal, etc., the communication mode of the lower level is selected, so the multi-communication can make the system have a certain self-healing capability.
  • a network self-healing mechanism is adopted.
  • the node When a node loses connection, the node is The child nodes must also lose access to the network, and then try to reconnect with these nodes in a layered fishing manner.
  • the coordinator loses connection with one or some nodes for a certain period of time, the node is discarded, and then the parent layer of the node picks up the child nodes of the lost node according to the physical address from small to large. If the parent layer is not salvaged completely, it is searched by the node of the upper layer until all the finds or the coordinator has not found it. The network is considered to be completely established, and the nodes that fail to reconnect in the routing table are deleted.
  • a method for controlling a multi-communication controlled intelligent illumination control system includes the following steps:
  • S1 starts the intelligent lighting system, and the centralized controller reads the configuration information in the power storage module and initializes the external parameters, and the peripheral parameters include device parameters, serial port parameters, communication parameters, and communication mode selection;
  • the S2 centralized controller detects whether the communication is normal, and automatically selects an uplink communication mode with a good state and the highest priority according to the set communication priority level to establish a communication connection with the remote control center;
  • the S3 centralized controller detects whether there is a configuration instruction transmitted by the remote control center, and configures related parameters according to the configuration instruction;
  • the program in the S4 centralized controller enters the system main program loop, and the actual detection detects whether a protocol command from the remote control center, a configuration command from the outside, or a feedback parameter from the terminal is received;
  • the S5 centralized controller reads the illumination intensity of the LED lamp detected by the sensor module, and compares with the set illumination intensity. If the illumination intensity is less than or greater than the set value, the downlink communication generates a command to the light source.
  • the S6 light source terminal performs PWM dimming through the dimming module, and adjusts the illumination intensity emitted by the LED light source to the set illumination intensity.
  • the communication priority levels are Ethernet, 4G, 3G, and GPRS.
  • the downlink communication in step S5 is a 485 bus and/or a Can bus and/or a wireless network.

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  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Botany (AREA)
  • Ecology (AREA)
  • Forests & Forestry (AREA)
  • Environmental Sciences (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

一种多元通讯控制的智能光照控制系统及控制方法,包括远程控制中心、集中控制器、光源终端和LED灯源,集中控制器通过有线网和/或无线网分别与远程控制中心和光源终端连接,光源终端与LED灯源连接;远程控制中心实现对LED灯源的远程控制,实时负责LED管理和处理来自下行的数据;集中控制器实现对光源终端的集中控制和自动轮询,处理来自光源终端的数据反馈;光源终端包括传感器模块、调光模块、存储模块、通讯模块和实时时钟模块,调光模块与LED灯源连接。控制系统及控制方法通过多种通讯方式的融合,提高了系统的可靠性,使系统更加灵活地适应各种实际需要同时实现对灯源的稳定高效控制。

Description

一种多元通讯控制的智能光照控制系统及控制方法 技术领域
[0001] 本发明涉及一种光照控制系统, 尤其是一种多元通讯控制的智能光照控制系统 及控制方法。
背景技术
[0002] 作为新兴的光源, LED照明应用在植物生长领域也有很大的优势。 传统植物设 施栽培中使用的光源一般是荧光灯、 金属 ¾化物灯和白炽灯。 这些光源有很多 不必要的波长, 但是 LED可以实现植物生长所需要的非常窄的波段, 通常波长在 400-700 nm (蓝色) 以及 610-720 nm (红色) 的光线对于光合作用贡献最大, 因 此可以大幅度提高能量利用效率; 另外 LED是一种冷光源, 可以近距离放置而不 烧伤植物。 鉴于以上优点, LED植物生长灯的应用前景非常广阔。 然而市场上出 现的植物 LED生长灯订制成本高, 智能化水平低, 缺乏必要的信息反馈系统和网 络通讯系统。
技术问题
问题的解决方案
技术解决方案
[0003] 为解决上述问题, 本发明提供一种多元通讯模式、 灵活性好、 可靠性高、 成本 低的一种多元通讯控制的智能光照控制系统及控制方法, 具体技术方案为:
[0004] 一种多元通讯控制的智能光照控制系统, 包括远程控制中心、 集中控制器、 光 源终端和 LED灯源, 所述控制中心通过有线和 /或无线网与集中控制器连接, 所 述集中控制器通过有线和 /或无线网与光源终端连接, 所述光源终端与 LED灯源 连接; 所述远程控制中心实现对 LED灯源的远程控制, 实吋负责 LED管理和处理 来自下行的数据; 所述集中控制器对光源终端的集中控制和自动轮询, 处理来 自光源终端的数据反馈; 所述光源终端包括传感器模块、 调光模块、 存储模块 、 通讯模块和实吋吋钟模块等组成, 所述调光模块与 LED灯源连接。
[0005] 优选的, 所述集中控制器包括均与微控制器连接的电源模块、 以太网模块、 通 讯扩展模块、 看门狗模块、 实吋吋钟模块、 掉电存储模块、 总线通讯模块和液 晶显示模块; 所述以太网模块包括网络插口和网卡芯片, 网络插口通过网卡芯 片与微控制器连接, 实现有线网通信; 所述看门狗模块具有电压检测和防止程 序跑飞的功能, 保证控制器正常工作。
[0006] 其中, 所述微控制器为 STM32F207的互联型系列微控制器。
[0007] 所述控制器为 STM32F207VCT6。
[0008] 优选的, 所述电源模块为幵关电源和低纹波的低压差线性稳压电源组合成的组 合电源。
[0009] 优选的, 所述通讯扩展模块包括上行通讯模块, 所述上行通讯模块包括均与 M
CU1即微控单元 1连接的串口转 GPRS模块和 /或串口转 3G模块和 /或串口转 4G模块 和 /或串口转 Wifi模块, 所述 MCU1与微控制器的串口连接。
[0010] 优选的, 所述通讯扩展模块包括下行通讯模块, 所述下行通讯模块包括与 MC
U2连接的无线通信模块, 所述 MCU2与微控制器的串口连接; 所述无线通讯模 块实现光源终端的无线局域组网通。
[0011] 一种多元通讯控制的智能光照控制系统的控制方法, 包括以下步骤:
[0012] S1启动智能光照系统, 集中控制器读取掉电存储模块中的配置信息并初始化外 设参数, 外设参数包括设备参数、 串口参数、 通讯参数和通讯方式选择;
[0013] S2集中控制器检测通讯是否正常, 并根据设置的通讯优先等级自动选择状态良 好并且优先级最高的上行通讯方式与远程控制中心建立通讯连接;
[0014] S3集中控制器检测是否有远程控制中心传输过来的配置指令, 根据配置指令 配置相关参数;
[0015] S4集中控制器中的程序进入系统主程序循环, 实吋检测是否接收到来自远程控 制中心的协议指令、 来自外部的配置指令或者来自终端的反馈参数;
[0016] S5集中控制器读取传感器模块检测的 LED灯的光照强度, 并与设置的光照强度 进行对比, 如果光照强度小于或大于设定值, 通过下行通讯发生指令给光源终 山
[0017] S6光源终端通过调光模块进行 PWM调光, 将 LED灯源发出的光照强度调整到 设定的光照强度。 [0018] 其中, 步骤 S2中通讯优先等级依次为以太网、 4G、 3G、 GPRS。
[0019] 步骤 S5中下行通讯为 485总线和 /或 Can总线和 /或无线网。
[0020] 用户可以用专用软件将需要激活的通讯方式按照优先级加入列表中。 优先级列 表会以结构体的形式存于专门的存储空间里。 集中控制器按照列表中的顺序跟 远程控制中心或者光源终端进行握手, 将通讯状态良好的方式记录下来, 以协 议格式发给远程控制中心, 并自动采用状态良好并且优先级最高的通讯方式。 系统在运行过程中, 按照配置的吋间间隔或者触发事件, 向上位机发送心跳包 , 检测通信是否正常。 如果检测到通信不正常等情况, 则选择低一级的通讯方 式, 因此多元通讯可以使系统具有一定的自愈能力。
[0021] 为了保障无线通讯的可靠性, 避免当某个节点出现问题的吋候, 造局域网络的 瘫痪, 采用了一个网络自愈机制, 当某个节点失去连接的吋候, 那么此节点的 子节点肯定与网络也失去了连接的途径, 此吋采用分层捕捞的方式尝试重新与 这些节点建立连接。 当协调器与某个或者某些节点失去连接达到一定吋间吋, 则丢弃这个节点, 然后由这个节点的父层按照物理地址从小到大的顺序, 分别 取打捞这个丢失节点的子节点, 如果父层没有打捞完全, 则由上一层的节点去 寻找, 直到全部寻找到或者协调器也没有找到的吋候, 认为网络建立完全, 并 且将路由表中重连失败的节点都刪除掉。
发明的有益效果
有益效果
[0022] 与现有技术相比本发明具有以下有益效果:
[0023] 本发明提供的一种多元通讯控制的智能光照控制系统及控制方法不但可以对每 一个光源进行单独控制, 还能对一定区域内的灯源进行集中控制。 多种通讯方 式的融合, 极大地提高了系统的可靠性, 使系统更加灵活地适应各种实际需要 , 同吋实现对灯源的稳定高效控制。
对附图的简要说明
附图说明
[0024] 图 1为本发明的示意图。 本发明的实施方式
[0025] 现结合实施例说明本发明的具体实施方式。
[0026] 实施例 1
[0027] 一种多元通讯控制的智能光照控制系统, 包括远程控制中心、 集中控制器、 光 源终端和 LED灯源, 所述控制中心通过有线和 /或无线网与集中控制器连接, 所 述集中控制器通过有线和 /或无线网与光源终端连接, 所述光源终端与 LED灯源 连接; 所述远程控制中心实现对 LED灯源的远程控制, 实吋负责 LED管理和处理 来自下行的数据; 所述集中控制器对光源终端的集中控制和自动轮询, 处理来 自光源终端的数据反馈; 所述光源终端包括传感器模块、 调光模块、 存储模块 、 通讯模块和实吋吋钟模块等组成, 所述调光模块与 LED灯源连接。
[0028] 优选的, 所述集中控制器包括均与微控制器连接的电源模块、 以太网模块、 通 讯扩展模块、 看门狗模块、 实吋吋钟模块、 掉电存储模块、 总线通讯模块和液 晶显示模块; 所述以太网模块包括网络插口和网卡芯片, 网络插口通过网卡芯 片与微控制器连接, 实现有线网通信; 所述看门狗模块具有电压检测和防止程 序跑飞的功能, 保证控制器正常工作。
[0029] 其中, 所述微控制器为 STM32F207的互联型系列微控制器。
[0030] 所述控制器为 STM32F207VCT6。
[0031] 优选的, 所述电源模块为幵关电源和低纹波的低压差线性稳压电源组合成的组 合电源。
[0032] 优选的, 所述通讯扩展模块包括上行通讯模块, 所述上行通讯模块包括均与 M
CU1即微控单元 1连接的串口转 GPRS模块和 /或串口转 3G模块和 /或串口转 4G模块 和 /或串口转 Wifi模块, 所述 MCU1与微控制器的串口连接。
[0033] 优选的, 所述通讯扩展模块包括下行通讯模块, 所述下行通讯模块包括与 MC
U2连接的无线通信模块, 所述 MCU2与微控制器的串口连接; 所述无线通讯模 块实现光源终端的无线局域组网通。
[0034] 用户可以用专用软件将需要激活的通讯方式按照优先级加入列表中。 优先级列 表会以结构体的形式存于专门的存储空间里。 集中控制器按照列表中的顺序跟 远程控制中心或者光源终端进行握手, 将通讯状态良好的方式记录下来, 以协 议格式发给远程控制中心, 并自动采用状态良好并且优先级最高的通讯方式。 系统在运行过程中, 按照配置的吋间间隔或者触发事件, 向上位机发送心跳包 , 检测通信是否正常。 如果检测到通信不正常等情况, 则选择低一级的通讯方 式, 因此多元通讯可以使系统具有一定的自愈能力。
[0035] 为了保障无线通讯的可靠性, 避免当某个节点出现问题的吋候, 造局域网络的 瘫痪, 采用了一个网络自愈机制, 当某个节点失去连接的吋候, 那么此节点的 子节点肯定与网络也失去了连接的途径, 此吋采用分层捕捞的方式尝试重新与 这些节点建立连接。 当协调器与某个或者某些节点失去连接达到一定吋间吋, 则丢弃这个节点, 然后由这个节点的父层按照物理地址从小到大的顺序, 分别 取打捞这个丢失节点的子节点, 如果父层没有打捞完全, 则由上一层的节点去 寻找, 直到全部寻找到或者协调器也没有找到的吋候, 认为网络建立完全, 并 且将路由表中重连失败的节点都刪除掉。
[0036] 实施例 2
[0037] 一种多元通讯控制的智能光照控制系统的控制方法, 包括以下步骤:
[0038] S1启动智能光照系统, 集中控制器读取掉电存储模块中的配置信息并初始化外 设参数, 外设参数包括设备参数、 串口参数、 通讯参数和通讯方式选择;
[0039] S2集中控制器检测通讯是否正常, 并根据设置的通讯优先等级自动选择状态良 好并且优先级最高的上行通讯方式与远程控制中心建立通讯连接;
[0040] S3集中控制器检测是否有远程控制中心传输过来的配置指令, 根据配置指令 配置相关参数;
[0041] S4集中控制器中的程序进入系统主程序循环, 实吋检测是否接收到来自远程控 制中心的协议指令、 来自外部的配置指令或者来自终端的反馈参数;
[0042] S5集中控制器读取传感器模块检测的 LED灯的光照强度, 并与设置的光照强度 进行对比, 如果光照强度小于或大于设定值, 通过下行通讯发生指令给光源终 山
[0043] S6光源终端通过调光模块进行 PWM调光, 将 LED灯源发出的光照强度调整到 设定的光照强度。 [0044] 其中, 步骤 S2中通讯优先等级依次为以太网、 4G、 3G、 GPRS。
[0045] 步骤 S5中下行通讯为 485总线和 /或 Can总线和 /或无线网。

Claims

权利要求书
[权利要求 1] 一种多元通讯控制的智能光照控制系统, 其特征在于, 包括远程控制 中心、 集中控制器、 光源终端和 LED灯源, 所述控制中心通过有线和 /或无线网与集中控制器连接, 所述集中控制器通过有线和 /或无线网 与光源终端连接, 所述光源终端与 LED灯源连接; 所述远程控制中心 实现对 LED灯源的远程控制, 实吋负责 LED管理和处理来自下行的数 据; 所述集中控制器对光源终端的集中控制和自动轮询, 处理来自光 源终端的数据反馈; 所述光源终端包括传感器模块、 调光模块、 存储 模块、 通讯模块和实吋吋钟模块等组成, 所述调光模块与 LED灯源连 根据权利要求 1所述的一种多元通讯控制的智能光照控制系统, 其特 征在于, 所述集中控制器包括均与微控制器连接的电源模块、 以太网 模块、 通讯扩展模块、 看门狗模块、 实吋吋钟模块、 掉电存储模块、 总线通讯模块和液晶显示模块; 所述以太网模块包括网络插口和网卡 芯片, 网络插口通过网卡芯片与微控制器连接, 实现有线网通信; 所 述看门狗模块具有电压检测和防止程序跑飞的功能, 保证控制器正常 工作。
根据权利要求 2所述的一种多元通讯控制的智能光照控制系统, 其特 征在于, 所述微控制器为 STM32F207的互联型系列微控制器。
根据权利要求 3所述的一种多元通讯控制的智能光照控制系统, 其特 征在于, 所述控制器为 STM32F207VCT6。
根据权利要求 2所述的一种多元通讯控制的智能光照控制系统, 其特 征在于, 所述电源模块为幵关电源和低纹波的低压差线性稳压电源组 合成的组合电源。
根据权利要求 2所述的一种多元通讯控制的智能光照控制系统, 其特 征在于, 所述通讯扩展模块包括上行通讯模块, 所述上行通讯模块包 括均与 MCU1即微控单元 1连接的串口转 GPRS模块和 /或串口转 3G模 块和 /或串口转 4G模块和 /或串口转 Wifi模块, 所述 MCU1与微控制器 的串口连接。
根据权利要求 2所述的一种多元通讯控制的智能光照控制系统, 其特 征在于, 所述通讯扩展模块包括下行通讯模块, 所述下行通讯模块包 括与 MCU2连接的无线通信模块, 所述 MCU2与微控制器的串口连接 ; 所述无线通讯模块实现光源终端的无线局域组网通。
根据权利要求 1所述的一种多元通讯控制的智能光照控制系统的控制 方法, 其特征在于, 包括以下步骤:
S1启动智能光照系统, 集中控制器读取掉电存储模块中的配置信息并 初始化外设参数, 外设参数包括设备参数、 串口参数、 通讯参数和通 讯方式选择;
S2集中控制器检测通讯是否正常, 并根据设置的通讯优先等级自动选 择状态良好并且优先级最高的上行通讯方式与远程控制中心建立通讯 连接;
S3集中控制器检测是否有远程控制中心传输过来的配置指令, 根据配 置指令配置相关参数;
S4集中控制器中的程序进入系统主程序循环, 实吋检测是否接收到来 自远程控制中心的协议指令、 来自外部的配置指令或者来自终端的反 馈参数;
S5集中控制器读取传感器模块检测的 LED灯的光照强度, 并与设置的 光照强度进行对比, 如果光照强度小于或大于设定值, 通过下行通讯 发生指令给光源终端;
S6光源终端通过调光模块进行 PWM调光, 将 LED灯源发出的光照强 度调整到设定的光照强度。
根据权利要求 8所述的一种多元通讯控制的智能光照控制系统的控制 方法, 其特征在于, 步骤 S2中通讯优先等级依次为以太网、 4G、 3G 、 GPRS。
根据权利要求 8所述的一种多元通讯控制的智能光照控制系统的控制 方法, 其特征在于, 步骤 S5中下行通讯为 485总线和 /或 Can总线和 /或 无线网。
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