TWI399130B - Two - line lighting system with intelligent energy - saving control - Google Patents

Abstract

The present invention relates to a two-wire lighting system having the smart energy-saving control function, which mainly uses a digital signal controller to implement the design for lighting the controller, in conjunction with using a relay of two-wire lighting control system. The system can use a man-machine interface, a remote control and a sensor to transmit its control signals to the lighting controller and manipulate the lighting equipments. In transmitting the signals, the ZigBee wireless network architecture can be used to carry out signal transmission, or wired control button switches can be used to control the lighting equipments Also, the lighting controller can be used to control single or multiple sets of lighting equipments. Through the diversified energy-saving solutions of this system, power consumption and device cost can be effectively reduced to achieve the goal of smart energy-saving and low cost. In addition, this invention also discloses a control method for a two-wire lighting system.

Description

Two-wire lighting system with intelligent energy-saving control

The invention relates to a two-line illumination system with intelligent energy-saving control and a control method thereof, which can control multiple groups or single illumination devices through the device illumination controller of the invention, and the illumination controller can be wirelessly Receiving control signals sent by various devices, controlling lighting devices according to different control signals to achieve a diversified control mechanism.

With the continuous advancement of technology in recent years, in this era of rapid technological development, our demand for energy has also increased. These seemingly inexhaustible energy sources are not cherished and used in large quantities. Underneath, there is a gradual exhaustion. Moreover, because Taiwan is surrounded by the sea and is limited by energy, more than 95% of the energy needs to be imported from abroad, and people need to use energy in various social activities. Therefore, energy must be used effectively to reduce the impact on the environment. Lighting is closely related to people's lives. It is an indispensable part of people's life. With the continuous improvement of living standards and the popularity of household electrical appliances, the electricity consumption is constantly rising. Among them, lighting equipment accounts for more than 20% of the total electricity consumption. Especially in the lighting equipment of department stores, the electricity consumption accounts for more than 30% of the total electricity consumption. Therefore, how to improve the lighting efficiency and reduce the electricity consumption of lighting is a problem we must explore.

At present, most of the traditional lighting control is used in the market. At present, the traditional lighting control method is that the main circuit of the lighting device is connected in series with the control circuit. When two lighting devices are required to control one lighting device, three control lines are required, so when the control switch is If the control circuit is more complicated, the construction is complicated and the maintenance is not easy. When the lighting equipment is to be expanded to the traditional lighting control system, in addition to complicated construction and maintenance, it will cause a lot of waste of wire. The two-wire lighting control separates the system control circuit from the lighting device circuit. The control method is to connect the required lighting device and the control switch through the two-wire signal line through the control host, and the control circuit is not caused by the increase of the switch. The wiring is complicated and easy to maintain.

In view of the shortcomings of the above conventional lighting conventional technology, the present invention provides a two-wire lighting system with intelligent energy saving control and a control method thereof to improve the above disadvantages.

An object of the present invention is to provide a two-line lighting system with intelligent energy-saving control, which can be combined with a wireless communication network Zigbee and a two-line lighting system with intelligent energy saving and monitoring to achieve a multi-energy saving strategy, which can effectively reduce The power consumption and device cost of the lighting system are used for the purpose of intelligent energy saving.

For the purpose of the present invention, a two-wire lighting system with intelligent energy-saving control includes: a computer host having a human machine interface and a first wireless module, wherein the human-machine interface is available Controlling and setting the control parameters of the at least one lighting device and displaying the usage state of the lighting device and outputting a control signal, and each lighting device has at least one light pipe; and a second wireless module coupled to the first wireless device a module that wirelessly communicates with the first wireless module; and a lighting controller coupled to the second wireless module at one end; and a relay coupled to the lighting controller at one end and the other end Then coupled to the lighting device, the control of the lighting controller can be accepted to change the usage state of the lighting device.

In order to achieve the above object, a control method for a two-wire lighting system of the present invention, wherein the two-wire lighting system comprises a computer host having a human machine interface thereon, and the human machine interface has an open button and a a close button, a lighting controller, a relay, a remote control, a light sensor, and a control button, comprising the steps of: determining whether the control button or the remote controller is pressed, and if so The lighting controller controls the relay to change from on to off or from off to on, and transmits the state of the relay to the human interface; determining whether the photo sensor transmits an on signal, and if so, the illumination controller controls the relay to turn on And transmitting an open signal to the human machine interface; determining whether the light sensor transmits a shutdown signal; if yes, the lighting controller controls the relay to be turned off, and transmits a shutdown signal to the human machine interface; determining whether the relay is turned off by Move to the open position, if yes, the relay is turned on and sends an open signal to the human machine interface; determine that the relay is The switch is turned from the open position to the closed position, and if so, the relay is turned off, and the shutdown signal is transmitted to the human machine interface; it is determined whether the open button is pressed, and if so, the relay is turned on, and the open signal is transmitted to the human machine interface. And determining whether the close button is pressed, and if so, the relay is turned off and transmitting a shutdown signal to the human interface.

The detailed description of the drawings and the preferred embodiments are set forth in the accompanying drawings.

Referring to FIG. 1 to FIG. 3, FIG. 1 is a block diagram showing a two-line illumination system with intelligent energy-saving control according to a preferred embodiment of the present invention; FIG. 2 is a diagram showing illumination control of a preferred embodiment of the present invention. A schematic diagram of a detail of the device; FIG. 3 is a schematic diagram of a human-machine interface of a preferred embodiment of the present invention.

As shown in the figure, a two-line lighting system with intelligent energy-saving control according to a preferred embodiment of the present invention includes: a computer host 10 having a human machine interface 11 and a first wireless module 12; The second wireless module 20; a combination of a lighting controller 30 and a relay 40.

The computer host 10 can be a personal computer or a notebook computer. The human machine interface 11 is produced by using a LabVIEW graphic control program. LabVIEW is a software developed by American National Instruments (NS) Corporation in 1986. It is an application development program, just like C language or BASIC language program system, but the biggest difference from the general programming language is that LabVIEW is a language that builds programs in a graphics environment, so it is also called "G" language. . The user interface of the user can be easily established in the LabVIEW environment, and LabVIEW also integrates hardware communication interfaces such as RS-232, RS-485, GPIB, PXI, and DAQ cards. In the embodiment, a personal computer and a LabVIEW graphical program are taken as an example, but not limited thereto. The human machine interface 11 is operable to control and set the control parameters of the at least one lighting device 50 and display the usage state of the lighting device 50 and can output a control signal, and each lighting device 50 has at least one light tube 51, for example, but not Limited to fluorescent tubes or UV tubes.

In addition, as shown in FIG. 3, the human-machine interface 11 further has an open button 111, a close button 112, a first light 113, a second light 114, and a fault light 115.

The first wireless module 12 is coupled to the computer host 10, such as but not limited to a ZigBee module, a Bluetooth module, or an RF module, and the dimming control signal of the human interface 11 can be wirelessly Transfer to the second wireless module 20. In the embodiment, the ZigBee wireless module is taken as an example, but is not limited thereto. ZigBee first developed in 1998 and was included in the IEEE 802.15.4 standard specification in 2001. ZigBee technology has gradually become one of the short-range wireless communication technologies in the industry. The ZigBee network architecture can be divided into three types: Star, Tree, and Mesh.

The second wireless module 20 is coupled to the first wireless module 12 and can communicate with the first wireless module 12 via a wireless method, such as but not limited to a ZigBee module, a Bluetooth module, or an RF module. However, it must be the same as the first wireless module 12.

The illumination controller 30 has one end coupled to the second wireless module 20 and the other end coupled to the relay 40 to control whether the relay 40 is turned ON or OFF.

The relay 40 is coupled to the lighting controller 30 at one end and coupled to the lighting device 50 at the other end. The control of the lighting controller 30 can be accepted to change the usage state of the lighting device 50. The relay 40 is, for example but not limited to, a relay used in a Toshiba two-wire lighting control system in Japan, which can be driven by a DC ±12V power supply.

As shown in FIG. 2, the lighting controller 30 further has: a power circuit 31; a digital signal controller 32; a relay driving circuit 33; a detecting circuit 34; and a serial transmission circuit 35.

The power circuit 31 is coupled to an AC power source, such as, but not limited to, AC 110V or AC 220V. After rectification and filtering, a set of ±12V DC voltages can be output to supply the switching of the relay 40 and a set of 5V DC voltages for the The lighting controller 30 is used. The power circuit 31 is, for example but not limited to, a full-wave rectification and voltage stabilization circuit. For example, but not limited to, 7805, 7812, and 7912.

The digital signal controller 32 is coupled to the power circuit 31. The main core circuit of the lighting controller 30 is a digital core processor dsPIC30F4011 as a hardware core, and a peripheral circuit is built therein. Shown), the program has a multi-energy-saving algorithm, and then uses the human-machine interface 11 established by the LabVIEW software to complete a monitoring system. The digital signal controller is, for example but not limited to, a digital signal processor.

The relay driving circuit 33 has one end coupled to the digital signal controller 32 and the other end coupled to the relay 40. The relay 40 can be driven by the control of the digital signal controller 32.

The detection circuit 34 is coupled to the relay driving circuit 33, and can detect the voltage change of the relay driving circuit 33 to determine the state of the relay. The detecting circuit 34 is, for example but not limited to, an analog-to-digital (A/D) voltage detecting circuit. When the user needs to toggle the switch on the relay 40, the change of the output voltage of the relay 40 can be detected, that is, The voltage change can be used to determine whether the state of the relay 40 is turned OFF or turned OFF by the ON state. In addition to detecting the change of the output voltage, the present invention also uses the detection voltage method to determine the current state. The relay is turned ON or OFF, and then the signal is sent to the host computer 10 via the digital signal controller 32, so that the human machine interface 11 signal of the host computer 10 can display the state of the current relay 40.

The serial transmission circuit 35 has one end coupled to the digital signal controller 32 and the other end coupled to the second wireless module 20 for connecting the digital signal controller 32 and the second wireless module 20.

In addition, the lighting controller 30 of the present invention further has a control button 36 coupled to the digital signal controller 32, by which the user can control the opening or closing of the relay 40.

In addition, the lighting controller 30 of the present invention further has a display circuit 37 coupled to the digital signal controller 32 for displaying the state of use of the relay 40, wherein The display circuit 37 is, for example but not limited to, a multi-color light emitting diode. When the relay 40 is turned on, the digital signal controller 32 will drive the display circuit 37 to display green. When the relay 40 is turned off, the digital signal is The controller 32 will drive the display circuit 37 to display red color to facilitate the user to know the state of use of the relay 40.

In addition, the second-line lighting system with intelligent energy-saving control of the present invention further has a third wireless module 55, and can communicate wirelessly with the first wireless module 12 and the second wireless module 20, wherein the first The three wireless module 55 is a ZigBee module, a Bluetooth module or an RF module. In the embodiment, the third wireless module 55 is described by taking a ZigBee wireless module as an example, but is not limited thereto.

In addition, the second-line lighting system with intelligent power-saving control of the present invention further has a remote controller 60 coupled to the third wireless module 55, through which the control signal can be transmitted to the third wireless module 55. The lighting controller 30 controls the lighting device 40 to be turned on or off.

In addition, the two-wire illumination system with intelligent energy-saving control of the present invention further has a light sensor 70 coupled to the third wireless module 55 to sense the brightness of the illumination device 50 when the environment is used. When the brightness of the illumination device 40 is not required, the illumination controller 30 turns off the illumination device 40 to avoid unnecessary waste of electrical energy, wherein the photo sensor 60 is, for example but not limited to, a photoresistor. The principle of action is that the stronger the light is, the smaller the resistance value is. On the contrary, when the light is weaker, the resistance value is larger, so it can usually be used to detect optical signals and light control circuits.

In addition, the second-line illumination system with intelligent energy-saving control of the present invention further has a human body infrared sensor 80, such as but not limited to a pyroelectric human body infrared sensor coupled to the third wireless mode. The group 55 can sense the passage of the human body and output the sensing signal to the lighting controller 30 via the third wireless module 55 to control the lighting device 40 to be turned on or off.

As shown in FIG. 3, the page design of the human-machine interface 11 of the present invention is described by taking a classroom as an example, but is not limited thereto. The human machine interface 11 includes the classroom curriculum and lighting equipment 40. ON/OFF button, lighting device 40 uses status light Display, fault display, system time display, video image display and other functions. In the control button portion of the illumination device 40, when one of the button switches (for example, the on button 111) is pressed, a corresponding control command signal is sent through the first wireless module 12 and the second wireless module 20 It is transmitted to the lighting controller 30 to control the change in the use state of the lighting device 40. The light-emitting display portion of the illuminating device 40 is, when receiving the command signal from the lighting controller 30 for the current state of use of the illuminating device 40, the lighting device is turned on by the internal program of the digital signal controller. The first light number 113 of the human machine interface 11 will be displayed as a green light, and when the lighting device 40 is OFF, the second light number 114 will be displayed as a red light. If the program determines that the fault signal is abnormal, then The fault light will flash the orange light to inform the user. The live screen mainly provides the video screen for the monitoring user to monitor and use. The user only needs to switch to the video screen in the front panel to press the switch to monitor the live screen.

Therefore, the second-line illumination system with intelligent energy-saving control of the present invention provides an ON/OFF button including the classroom's class schedule, lighting equipment, lighting device usage status light number display, fault display, system time display, video image display, and the like. Features. And under the control of the proposed multi-energy energy-saving algorithm, a multi-functional intelligent energy-saving automatic monitoring lighting system is formed to achieve automatic dimming control and remote monitoring mechanism. Therefore, the two-wire illumination system with intelligent energy-saving control of the present invention is indeed more advanced than the prior art.

Please refer to FIG. 4, which is a schematic diagram showing the operation of the control method of the two-wire illumination system of the present invention. As shown in the figure, when the two-wire illumination system of the present invention is activated, it first determines whether the control button 36 or the remote remote controller 60 is pressed, and if so, the lighting controller 30 controls the relay 40 to be turned on. Turning off or turning off to turn on, and transmitting the state of the relay 40 to the human machine interface 11; determining whether the light sensor 70 transmits an open signal, and if so, the lighting controller 30 controls the relay 40 to be turned on, and the transmission is turned on. Signaling to the human interface 11; determining whether the photo sensor 70 transmits a shutdown signal, and if so, the illumination controller 30 controls the relay 40 to be turned off, and transmits a shutdown signal to the human interface 11; determining whether the relay 40 is turn off The switch is toggled to the open position, and if so, the relay 40 is turned on, and an open signal is transmitted to the human machine interface 11; it is determined whether the relay 40 is toggled to the closed position by the turn-on, and if so, the relay 40 is turned off, and Transmitting a shutdown signal to the human interface 11; determining whether the open button 111 is pressed; if yes, the relay 40 is turned on, and transmitting an enable signal to the human interface 11; finally, determining whether the close button 112 is pressed, if Then the relay 40 is turned off and a shutdown signal is transmitted to the human interface 11.

In summary, the present invention provides a two-line lighting system with intelligent energy-saving control, which can be combined with a wireless communication network Zigbee and a two-line lighting system with intelligent energy saving and monitoring to achieve a multi-energy saving strategy. Effectively reduce the power consumption and device cost of the lighting system to achieve the purpose of intelligent energy saving. In addition, the present invention combines the control and setting of Zigbee wireless communication with the graphic control type human-machine interface or remote control, plus the function of fault warning and protection, so that the electronic ballast of the invention can be very increased without adding any installation cost. Easy to configure in any two-wire lighting system, and can achieve automatic dimming control and remote monitoring mechanism. In particular, the two-wire illumination system with intelligent energy-saving control of the present invention can explore the control mode of the fluorescent lamp driver with low cost, high efficiency, and compliance with lighting quality requirements. Therefore, the two-wire illumination system with intelligent energy-saving control of the present invention is indeed more advanced than the prior art.

The disclosure of the present invention is a preferred embodiment. Any change or modification of the present invention originating from the technical idea of the present invention and being easily inferred by those skilled in the art will not deviate from the scope of patent rights of the present invention.

In summary, this case, regardless of its purpose, means and efficacy, is showing its technical characteristics that are different from the conventional ones, and its first invention is practical and practical, and it is also in compliance with the patent requirements of the invention. I will be granted a patent at an early date.

10‧‧‧Computer host

11‧‧‧Human Machine Interface

111‧‧‧Open button

112‧‧‧Close button

113‧‧‧First light

114‧‧‧second light

115‧‧‧ Fault light

12‧‧‧First wireless module

20‧‧‧Second wireless module

30‧‧‧Lighting controller

31‧‧‧Power circuit

32‧‧‧Digital Signal Controller

33‧‧‧Relay drive circuit

34‧‧‧Detection circuit

35‧‧‧Serial transmission circuit

36‧‧‧Control button

37‧‧‧Display circuit

40‧‧‧Relay

50‧‧‧Lighting equipment

51‧‧‧ lamps

55‧‧‧ Third wireless module

60‧‧‧Remote remote control

70‧‧‧Light sensor

80‧‧‧ human body infrared sensor

FIG. 1 is a schematic diagram showing a block diagram of a two-wire illumination system with intelligent energy-saving control according to a preferred embodiment of the present invention.

2 is a schematic view showing a detailed view of a lighting controller in accordance with a preferred embodiment of the present invention.

3 is a schematic view showing a human-machine interface of a preferred embodiment of the present invention.

4 is a schematic view showing the operation of the two-wire illumination system of the present invention.

10. . . Computer host

11. . . Human machine interface

12. . . First wireless module

20. . . Second wireless module

30. . . Lighting controller

40. . . Relay

50. . . lighting device

51. . . Lamp

55. . . Third wireless module

60. . . Remote remote control

70. . . Light sensor

80. . . Human body infrared sensor

Claims (8)

A two-wire lighting system with intelligent energy-saving control, comprising: a computer host having a human machine interface and a first wireless module, wherein the human machine interface is operable to control and set control of at least one lighting device Parameter and display the state of use of the lighting device and output a control signal, and each lighting device has at least one light pipe; a second wireless module coupled to the first wireless module, and wirelessly a first wireless module communication; and a lighting controller, one end of which is coupled to the second wireless module; and a relay coupled to the lighting controller at one end and coupled to the lighting device at the other end Receiving the control of the lighting controller to change the usage state of the lighting device, wherein the lighting controller further has: a power supply circuit coupled to an AC power source, and rectifying and filtering to output a set of ±12 V DC voltage supply Relay switching and a set of 5V DC voltage for the lighting controller; a digital signal controller coupled to the power circuit; a relay driving circuit, one of The end is coupled to the digital signal controller, and the other end is coupled to the relay, which can be controlled by the digital signal controller to drive the relay; a detecting circuit coupled to the relay driving circuit can detect the a voltage change of the relay drive circuit to determine the state of the relay; and a serial transmission circuit having one end coupled to the digital signal controller and the other end coupled to the second wireless module for coupling the digital signal The controller and the second wireless module. The two-wire illumination system with smart energy-saving control as described in claim 1, wherein the power circuit is a full-wave rectification and voltage stabilization circuit, and the digital signal controller is a digital signal processor, and There is a program inside, the detection circuit is an analog-to-digital (A/D) voltage detection circuit, and the relay is Toshiba. (Toshiba) A relay used in a two-wire lighting control system that can be powered by a DC ±12V power supply. The second-line illumination system with intelligent energy-saving control according to claim 1, further comprising a control button coupled to the digital signal controller, wherein the control button can be used to control the opening of the relay Or close. The two-wire lighting system with intelligent energy-saving control according to claim 1, further comprising a display circuit coupled to the digital signal controller, wherein the display can display the use state of the relay, wherein the display The circuit is a multi-color LED. When the relay is turned on, the digital signal controller will drive the display circuit to display green. When the relay is turned off, the digital signal controller will drive the display circuit to display red. The second-line lighting system with smart energy-saving control as described in claim 1 further has a third wireless module capable of wirelessly communicating with the first wireless module and the second wireless module. The third wireless module is a ZigBee module, a Bluetooth module or an RF module. The two-wire illumination system with intelligent energy-saving control according to claim 5, further comprising a light sensor coupled to the third wireless module to sense the brightness of the illumination device, When the brightness of the use environment is reached, the lighting device may be turned off, and the lighting controller turns off the lighting device to avoid unnecessary waste of electric energy, wherein the photo sensor is a photoresistor. The second-line lighting system with intelligent energy-saving control, as described in claim 5, further having a remote controller coupled to the third wireless module and transmitable via the third wireless module A control signal is applied to the lighting controller to control the lighting device to be turned on or off. The second-line illumination system with intelligent energy-saving control as described in claim 5, further comprising a pyroelectric human body infrared sensor coupled to the third wireless module for sensing the human body passing through And outputting the sensing signal to the lighting controller via the third wireless module to control the lighting device to be turned on or off.