LOW VOLTAGE DIRECT CURRENT LIGHTING SYSTEM HAVING IDENTIFICATION ADDRESSES

Abstract

A low-voltage DC lighting system with identification addresses, comprising a smart controller, a terminal controller, a plurality of digital control switches connected with a low-voltage DC power supply through the terminal controller and controlled by the terminal controller and low-voltage DC lamps connected with each of the digital control switches respectively, each one of the smart controller and the terminal controller has a unique code, a storage space and an own CPU respectively, the terminal controller has a network interface connected to the smart controller, and the terminal controller exchanges information with the smart controller through the network interface, the smart controllers are also connected with each other via network interfaces, and the smart controller stores the identification addresses of every low-voltage DC lamps controlled by the terminal controller; the terminal controller comprises a network information receiving and transmitting module, a terminal calculating module and a lighting industrial control module. Accordingly, the smart controller can perform various controls over the low-voltage DC lamps located at different locations through the terminal controller according to the identification addresses of the low-voltage DC lamps.

Claims

1. A low-voltage DC lighting system with identification addresses, comprising a smart controller, a terminal controller, a plurality of digital control switches connected with a low-voltage DC power supply through the terminal controller and controlled by the terminal controller and low-voltage DC lamps connected with each of the digital control switches respectively, each one of the smart controller and the terminal controller has a unique code, a storage space and an own CPU respectively, the terminal controller has a network interface connected to the smart controller, and the terminal controller exchanges information with the smart controller through the network interface, the smart controllers are also connected with each other via network interfaces, and the smart controller stores the identification addresses of every low-voltage DC lamps controlled by the terminal controller; the terminal controller comprises a network information receiving and transmitting module, a terminal calculating module and a lighting industrial control module, the terminal calculating module stores the identification addresses of every low-voltage DC lamps, the network information receiving and transmitting module receives the control information from the smart controller and transmits it to the terminal calculating module, the terminal calculating module transmits the control information to the lighting industrial control module according to the identification address, the digital control switch of the corresponding low-voltage DC lamp is controlled by the lighting industrial control module; the terminal calculating module also transmits the status of the low-voltage DC lamp connected to the terminal controller through the network information receiving and transmitting module to the smart controller.

2. The low-voltage DC lighting system with identification addresses according to claim 1, wherein the digital control switch is a digital dimmer switch and the lighting industrial control module also controls the brightness of the low-voltage DC lamp through the digital dimmer switch.

3. The low-voltage DC lighting system with identification addresses according to claim 1, further comprising an application photoreceptor having an identification address, connected to the terminal controller and used for sensing the light intensity of the low-voltage DC lamp connected to the terminal controller, wherein the terminal controller also includes a photometric industrial control module, which is connected to the terminal calculating module and the application photoreceptor respectively, and which reads the photosensitive value of the corresponding application photoreceptor according to the control information of the terminal calculating module and transfers the photosensitive value to the terminal calculating module which transfers the photosensitive value of the application photoreceptor to the smart controller through the network information receiving and transmitting module, wherein the smart controller and the terminal controller store the identification addresses of the respective application photoreceptors.

4. The low-voltage DC lighting system with identification addresses according to claim 3, wherein a signal detector is also connected between the photometric industrial control module and the application photoreceptor.

5. The low-voltage DC lighting system with identification addresses according to claim 3, wherein the unique code is a MAC address, and the network interface is a network interface supporting the transmission of data link layer.

6. The low-voltage DC lighting system with identification addresses according to claim 5, wherein the identification addresses are IP addresses.

7. The low-voltage DC lighting system with identification addresses according to claim 6, wherein there are a plurality of terminal controllers, and the IP address is a three-level IP address, that is, a smart controller, a terminal controller, and a low-voltage DC lamp.

8. The low-voltage DC lighting system with identification addresses according to claim 7, wherein the low-voltage DC lamp is an LED lamp.

9. The low-voltage DC lighting system with identification addresses according to claim 8, wherein the LED lamp is equipped with a rectifier circuit and a flow measurement drive circuit and connected to the terminal controller after R/D conversion, respectively.

10. The low-voltage DC lighting system with identification addresses according to claim 8, wherein the smart controller comprises a first-level smart controller and a second-level smart controller, wherein the second-level smart controller is mounted on the upper surface of the ceiling, the LED lamp is provided on the ceiling on which the second-level smart controller is mounted, and the application photoreceptor is provided on the lower surface of the ceiling on which the second-level smart controller is mounted.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

[0022] FIG. 1 is a structural block diagram of the present invention;

[0023] FIG. 2 is a structural block diagram of an embodiment according to the present invention in which the photometric module is provided.

DETAILED DESCRIPTION OF THE INVENTION

[0024] Referring to FIG. 1, the invention will now be described further with reference to the accompanying drawings.

[0025] The low-voltage DC lighting system with identification addresses comprises a smart controller, a terminal controller, a plurality of digital control switches connected with a low-voltage DC power supply through the terminal controller and controlled by the terminal controller, and low-voltage DC lamps, such as LED lights, connected with each of the digital control switches respectively. Each one of the smart controller and the terminal controller has a unique code, a storage space and an own CPU respectively. The terminal controller has a network interface connected to the smart controller. The terminal controller exchanges information with the smart controller through the network interface. The smart controllers are also connected with each other via network interfaces. The smart controller stores the identification addresses of every low-voltage DC lamps controlled by the terminal controller. The terminal controller comprises a network information receiving and transmitting module, a terminal calculating module and a lighting industrial control module. The terminal calculating module stores the identification addresses of every low-voltage DC lamps. The network information receiving and transmitting module receives the control information from the smart controller and transmits it to the terminal calculating module. The terminal calculating module transmits the control information to the lighting industrial control module according to the identification address. The digital control switch of the corresponding low-voltage DC lamp is controlled by the lighting industrial control module. The terminal calculating module also transmits the status of the low-voltage DC lamp connected to the terminal controller through the network information receiving and transmitting module to the smart controller.

[0026] Preferably, the digital control switch is a digital dimmer switch. The lighting industrial control module also controls the brightness of the low-voltage DC lamp through the digital dimmer switch. The smart controller sends control information to the terminal controller as needed. The terminal controller controls the lighting brightness of the low-voltage DC lamps with identification addresses to obtain the lighting state of best energy saving.

[0027] Referring to FIG. 2, the low-voltage DC lighting system further comprises an application photoreceptor connected to the terminal controller having identification addresses and used for sensing the light intensity of the low-voltage DC lamp connected to the terminal controller. The terminal controller also includes a photometric industrial control module, which is connected to the terminal calculating module and the application photoreceptor respectively, and which reads the photosensitive value of the corresponding application photoreceptor according to the control information of the terminal calculating module and transfers the photosensitive value to the terminal calculating module which transfers the photosensitive value of the application photoreceptor to the smart controller through the network information receiving and transmitting module. The smart controller and the terminal controller store the identification addresses of the respective application photoreceptors. Thus, the smart controller can monitor the environment where the application photoreceptor is located, i.e., the brightness state of the surrounding low-voltage DC lamps around the application photoreceptor. Then the smart controller can change the brightness of the low-voltage DC lamps with the identification addresses according to the design requirement and the application requirement, so as to obtain the lighting brightness environment meeting the design requirement and the application requirement.

[0028] A signal detector is also connected between the photometric industrial control module and the application photoreceptor.

[0029] The unique code of the low-voltage DC lamp and the application photoreceptor may be a MAC address. The network interface is a network interface supporting the transmission of data link layer. Preferably, the identification addresses are IP addresses. More preferably, there are a plurality of terminal controllers. And the IP address is a three-level IP address, that is, a smart controller, a terminal controller, and a low-voltage DC lamp. The IP address may be a four-level IP address, for example, there are a plurality of smart controllers. The smart controller can be set into two-level smart controllers, comprising a first-level smart controller and a second-level smart controller. The second-level smart controller is mounted on the upper surface of the ceiling. The low-voltage DC lamps are provided on the ceiling on which the second-level smart controller is mounted. The application photoreceptor is provided on the lower surface of the ceiling on which the second-level smart controller is mounted. Thus, the IP address becomes a four-level IP address.

[0030] When the low-voltage DC lamp is an LED lamp, the LED lamp is equipped with and connected to the terminal controller after R/D conversion, respectively.