TWI556685B - Group lamp control system and method - Google Patents

Description

Lamp group control system and method

The invention relates to a luminaire control technology, in particular to a luminaire group control system and method for automatically controlling at least two illuminating devices.

Under the world trend of energy saving and carbon reduction, it has been proposed to provide dimmable lighting devices. Users can adjust the appropriate lighting brightness according to changes in the indoor environment. For example, when the environment is bright during day or sunny days, users can The brightness of the lighting device is lowered, which makes the indoor lighting more comfortable, and avoids unnecessary power consumption and effectively achieves the energy saving effect. However, it is quite time-consuming and labor-intensive for the user to adjust the brightness of the lighting device by manpower, especially in large places where lighting power is large and lighting time is long, such as in companies and factories.

In view of the above, the main object of the present invention is to provide a lamp group control system and method, which automatically controls the progressive brightness of the lighting device when sensing the human body signal, and adjusts the brightness of the lighting device according to environmental changes. .

The present invention provides a lighting group control system and method for solving the problem. The lighting group control system includes at least two lighting devices, at least two sensing devices, and at least one progressive dimming device, and at least two sensing devices are used. In order to detect the human body signal and output a trigger signal when detecting the human body signal, and sense the ambient brightness and output the sensing result, at least one progressive dimming device is connected according to The sensing result is used to control the progressive brightness of the corresponding lighting device; the lighting group control method is used to control the brightness of at least two lighting devices, and includes the following steps: (A) detecting the human body signal by using at least two sensing devices, and Outputting a trigger signal when detecting the human body signal; (B) sensing the ambient brightness with at least two sensing device timings and outputting the sensing result; (C) receiving the trigger signal and the sensing result by at least one progressive dimming device (D) at least one progressive dimming device is operative to define a respective one of an initial illuminance value and a progressive illuminance parameter for at least two illuminating devices; (E) at least one progressive dimming device is based on the defined initial illuminance value And the progressive illumination parameter controls the progressive brightness of at least two illumination devices; (F) repeats steps (A) through (E).

In a preferred embodiment of the present invention, at least one progressive dimming device respectively defines a corresponding initial illuminance value and a progressive illuminance parameter for at least two illuminating devices according to the received sensing result; at least one progressive dimming device is The power output level corresponding to the initial illumination value respectively controls the brightness of at least two illumination devices; when the continuous reception trigger signal reaches a first preset time, the at least one progressive dimming device accumulates the progressive illumination parameter to the initial illumination value as A cumulative illuminance value is used to control the brightness of at least two illumination devices at their corresponding power output levels.

In the above embodiment, the at least one progressive dimming device preferably limits the accumulated illuminance value between a maximum level and a minimum level.

In a preferred embodiment of the present invention, the number of at least one progressive dimming device is greater than one, and is connected in a wired or wireless manner; at least one progressive dimming device has a unique fixed address, at least The sensing result output by the second sensing device includes a fixed address of the corresponding progressive dimming device for identification.

In a preferred embodiment of the present invention, a control device is further connected to at least one progressive dimming device for controlling or checking by wire or wirelessly. The working state of at least one progressive dimming device and at least two lighting devices is consulted.

In a preferred embodiment of the present invention, at least one progressive dimming device defines a corresponding one of the descending illumination values for at least two illumination devices; and at least one progressive dimming device starts timing when the trigger signal is not received. When the trigger signal is not received for a second preset time, the decreasing illuminance value is reduced to the accumulated illuminance value, and the corresponding one of the at least two illumination devices is respectively defined as the reduced illuminance value, and the illuminance is reduced. The power output level corresponding to the value controls the brightness of at least two illumination devices.

The lamp group control system of the invention can effectively avoid the waste of power when no lighting demand is needed, sense the external environment, and automatically and gradually adjust the brightness of the lighting device according to the sensing result by at least one progressive dimming device, thereby avoiding Long-term full-power output, which can effectively achieve energy-saving and power-saving effects. The specific method and structural design of the present invention will be further described by the following examples and accompanying drawings.

1‧‧‧ progressive dimming device

100‧‧‧Control device

10‧‧‧fixed address

11‧‧‧Control unit

111‧‧‧ Progressor

112‧‧‧Communication interface

113‧‧‧ comparison table

12‧‧‧ memory unit

121‧‧‧ Progressive illumination parameter memory unit

122‧‧‧Timed parameter memory unit

13‧‧‧Time unit

13a‧‧‧Time unit

13b‧‧‧Time unit

14‧‧‧Device code unit

141‧‧‧Communication interface

15‧‧‧Setting unit

16‧‧‧Restriction unit

17‧‧‧Brightness sensing device

171‧‧ ‧ level parameters

18‧‧‧Power output level

2,21‧‧‧Sensing device

3,31,32‧‧‧Lighting devices

91‧‧‧

92‧‧‧ windows

S0‧‧‧ human signal

S1‧‧‧ trigger signal

S2‧‧‧ dimming signal

S3‧‧‧Reward signal

T1‧‧‧Sense signal start time

T1‧‧‧First preset time

T2‧‧‧Second preset time

H0‧‧‧Initial illumination value

H1‧‧‧Length illumination value

H2‧‧‧Descent illumination value

P0~P5‧‧‧ illuminance value

Pmax‧‧‧Maximum level

Pmin‧‧‧Minimum level

Figure 1 is a block diagram of the lighting group control system of the present invention.

Figure 2 is a functional block diagram of the progressive dimming device of the present invention.

Figure 3 is a comparison table of the progressive dimming device of the present invention.

Figure 4 is a schematic diagram showing the waveform of the progressive dimming device of the present invention.

Figure 5 is a system architecture diagram of the progressive dimming device of the present invention.

Figure 6 is a flow chart 1 of the lighting group control method of the present invention.

Figure 7 is a flow chart 2 of the lighting group control method of the present invention.

Figure 8 is a schematic illustration of a preferred embodiment of the luminaire group control system of the present invention.

Figure 9 is a schematic illustration of another preferred embodiment of the luminaire group control system of the present invention.

Please refer to FIG. 1 , which is a structural diagram of a lighting group control system of the present invention. The luminaire group control system comprises at least one progressive dimming device 1, at least two sensing devices 2, at least two illuminating devices 3, and each progressive dimming device 1 is connected by wire or wirelessly, and has a unique one respectively. The fixed address 10, the progressive dimming device 1 comprises a control unit 11 and a memory unit 12; each of the sensing devices 2 and each of the illumination devices 3 respectively have a corresponding progressive dimming device 1 and is electrically connected thereto .

The progressive dimming device 1 is for controlling the progressive brightness of the corresponding lighting device 3. The control unit 11 is configured to calculate an initial illuminance value, a progressive illuminance parameter, and an accumulated illuminance value, and the memory unit 12 is configured to store the initial illuminance value, progressive. The illuminance parameter and the accumulated illuminance value are used to detect the human body signal and sense the ambient brightness.

The sensing device 2 outputs a trigger signal when the human body signal is detected, and periodically senses the ambient brightness and outputs the sensing result. The sensing result preferably includes the fixing of the progressive dimming device 1 corresponding to the sensing device 2. The address 10 is for identification; the progressive dimming device 1 receives the trigger signal and the sensing result and performs processing, and the control unit 11 performs calculation to define a corresponding initial illuminance value and a progressive illuminance parameter for each illuminating device 3, thereby further The progressive brightness of each of the illumination devices 3 is controlled accordingly.

Preferably, the luminaire group control system includes a control device 100 connected to the at least one progressive dimming device 1 by wire or wirelessly, for setting and controlling the progressive dimming device 1 and the illuminating device 3 by the user. Or query.

Please refer to FIG. 2 to FIG. 4 , wherein FIG. 2 is a functional block diagram of the progressive dimming device 1 of the present invention, and FIG. 3 is a progressive dimming device of the present invention. Referring to the table, and FIG. 4 is a waveform diagram of the progressive dimming device of the present invention. The progressive dimming device 1 includes a fixed address 10, a control unit 11, a memory unit 12, and a timing unit 13.

The memory unit 12 further includes a progressive illuminance parameter memory unit 121 and a chronograph parameter memory unit 122. The progressive illuminance parameter memory unit 121 stores at least one progressive illuminance parameter, and the progressive illuminance parameter includes a gradual illuminance value H1 and a decreasing illuminance. The timing parameter memory unit 122 stores at least one timing parameter. The timing parameter includes a first preset time T1 and a second preset time T2. The timing unit 13 is configured to calculate the duration of the human body signal S0. .

The sensing device 2 outputs a trigger signal S1 after detecting a human body signal S0; the control unit 11 is electrically connected to the sensing device 2 and the progressive illuminance parameter memory unit 121, and receives the trigger signal S1 outputted by the sensing device 2 Then, the brightness of the illumination device 3 is controlled by a power output level P0 corresponding to an initial illumination value H0, and the control unit 11 is further electrically connected to a device code unit 14 for signal exchange with the outside world.

In addition, the progressive dimming device 1 further includes a setting unit 15 that outputs a dimming signal S2 to the control unit 11 under the setting of the user. When the duration of the trigger signal S1 reaches a first preset time T1, an accumulated illuminance value is defined by the progressive illuminance parameter being accumulated to the initial illuminance value H0, and the control unit 11 corresponds to the accumulated illuminance value. The power output level controls the brightness of the lighting device 3.

The control unit 11 is further electrically connected to a limiting unit 16, and the limiting unit 16 limits the accumulated illuminance value output by the control unit 11 to a level parameter range, the level parameter including a maximum level Pmax and a minimum level Pmin. .

After receiving the trigger signal S1 outputted by the sensing device 2 at a sensing signal starting time t1, the control unit 11 controls the brightness of the lighting device 3 with a power output level P0 corresponding to an initial illuminance value H0. When the duration of the signal S1 reaches a first preset time T1, an accumulating illuminance value H0+H1 is defined by accumulating a rising illuminance value H1 to the initial illuminance value H0, and the accumulating illuminance is further controlled by the control unit 11. The power output level P1 corresponding to the value H0+H1 controls the brightness of the illumination device 3, and repeats the foregoing steps until the accumulated illuminance value H0+H1+H1+... reaches a maximum level Pmax.

After the sensing device 2 stops outputting the trigger signal S1, the control unit 11 accumulates to the accumulated illuminance value H0+H1 with a decreasing illuminance value H2 when the trigger signal S1 is not received for a second preset time T2. +H1 defines a reduced illuminance value H0+H1+H1-H2, and finally the control unit 11 controls the lighting device with the power output level P3 corresponding to the reduced illuminance value H0+H1+H1-H2 The brightness of 3 is repeated until the reduced illuminance value reaches a minimum level Pmin. When the accumulated illuminance value is equal to zero, the control unit 11 outputs a feedback signal S3 to the timing unit 13, and the timing unit 13 stops timing. .

Referring to FIG. 5, which is a system architecture diagram of the progressive dimming device of the present invention, the control unit 11 of the progressive dimming device 1 of the present invention is implemented by a accumulator 111, a communication interface 112 and a comparison table 113. The accumulating illuminance value is defined by accumulating the progressive illuminance parameter to the initial illuminance value H0. After receiving the trigger signal S1 output by the sensing device 2, an electric power output corresponding to an initial illuminance value H0 is used. The bit 18 controls the brightness of the illumination device 3, and then accumulates or subtracts according to the trigger signal S1, and exchanges signals with the outside world through the communication interface 112; wherein the control unit 11 is further electrically connected to a device code unit 15. The device code unit 14 There is another communication interface 141 for signal exchange with the outside world. In addition, the control unit 11 of the progressive dimming device 1 of the present invention may also be implemented by an integrator (not shown), a communication interface 112 and a comparison table 113. Other principles are the same as in this embodiment, and are not Limitations.

Please refer to FIG. 6, which is a flow chart 1 of the lighting group control method of the present invention. Firstly, the sensing device detects the human body signal, and outputs a trigger signal when detecting the human body signal (step S101); the sensing device periodically senses the ambient brightness and outputs the sensing result (step S102); The dimming device receives the trigger signal and the sensing result (step S103); the progressive dimming device performs processing and defines a corresponding initial illuminance value and a progressive illuminance parameter for each illuminating device respectively (step S104); the progressive dimming device is The power output level corresponding to the initial illuminance value respectively controls the brightness of each lighting device (step S105); calculates the duration of the trigger signal (step S106); when the progressive dimming device continues to receive the trigger signal for a first preset time Adding the progressive illuminance parameter to the initial illuminance value as an accumulated illuminance value, and controlling the brightness of each illuminating device with its corresponding power output level (step S107), where the accumulated illuminance value is preferably by progressive dimming The device is limited between a maximum level and a minimum level.

Please refer to FIG. 7 , which is a flow chart 2 of the lighting group control method of the present invention. When the sensing device does not detect the human body signal, the trigger signal is stopped (step 201); the progressive dimming device calculates the duration of the non-received trigger signal (step 202); when the trigger signal is not received, the second signal is reached. After the preset time, the progressive dimming device respectively reduces the corresponding decreasing illuminance value to the corresponding accumulated illuminance value to respectively define a corresponding reduced illuminance value for each illuminating device (step 203); by progressive dimming The device controls each photo separately according to the power output level corresponding to the corresponding reduced illuminance value The brightness of the device is determined (step 204).

Please refer to FIG. 8 , which is a schematic diagram of a preferred embodiment of the lighting group control system of the present invention. In this embodiment, the luminaire group control system includes a progressive dimming device 1, five sensing devices 2, and four illuminating devices 3, wherein each sensing device 2 is mounted at different locations for sensing.

When a person enters the door 91, the sensing device 21 detects the human body signal, and the progressive dimming device 1 turns on the illumination, and gradually adjusts the brightness of each lighting device 3 according to the sensing result of each sensing device 2. .

Please refer to FIG. 9, which is a schematic diagram of another preferred embodiment of the lighting group control system of the present invention. In this embodiment, the luminaire group control system includes three progressive dimming devices 1, twelve sensing devices 2, and twelve illuminating devices 3, wherein each progressive dimming device 1 is wirelessly connected And each progressive dimming device 1 is electrically connected to the corresponding four sensing devices 2 and four lighting devices 3.

When any of the sensing devices 2 detects the human body signal, each sensing device 2 senses the ambient brightness and outputs the sensing result to the progressive dimming device 1 for processing, and then, for each illumination according to the sensing result. The brightness of the device 3 is progressively controlled.

For example, when daytime, the three sensing devices 21 adjacent to the window 92 sense a brightness value of 50, and the other nine sensing devices sense a brightness value of 30; the progressive dimming device 1 receives the sensing result and The calculation is performed to define the initial illuminance value of the six illuminating devices 31 to be 30, the initial illuminance value of the six illuminating devices 32 is defined as 50, and the progressive illuminance parameter is defined as 10, so that the overall brightness of the room is averaged, and the user sets the The maximum level is 70. The progressive dimming device 1 first controls the brightness of the six illumination devices 31 with the power output level corresponding to the initial illumination value 30, and takes the initial illumination. The power output level corresponding to the degree 50 controls the brightness of the six illumination devices 32, and then controls the brightness of the six illumination devices 31 and 32 with the power output levels corresponding to the accumulated illumination values 40 and 60, respectively, and then accumulates The power output levels corresponding to the illuminance values 50 and 70 control the brightness of the six illumination devices 31 and 32. At this time, the accumulated illuminance value has reached the set maximum level 70, and the progressive dimming device 1 no longer makes the illumination devices The brightness of 3 is gradually increased.

It can be seen from the above embodiments that the present invention has excellent industrial utilization value, and therefore the present invention has met the requirements of the patent. However, the above description is only for the preferred embodiment of the present invention, and those skilled in the art can make other improvements according to the above description, but these changes still belong to the creative spirit of the present invention and the following definitions. In the scope of patents.

1‧‧‧ progressive dimming device

100‧‧‧Control device

10‧‧‧fixed address

11‧‧‧Control unit

12‧‧‧ Progressive illumination parameter memory unit

2‧‧‧Sensing device

3‧‧‧Lighting device

Claims (9)

A lighting group control system comprising: at least two lighting devices; at least two sensing devices for detecting a human body signal and outputting a trigger signal when detecting the human body signal, and timing to sense an ambient brightness Detecting and outputting a sensing result; at least one progressive dimming device is electrically connected to the at least two illuminating devices and the at least two sensing devices; wherein the at least one progressive dimming device receives the trigger signal and the sensing result, Controlling, by the power output level corresponding to an initial illuminance value, the brightness of the at least two illumination devices; and when the at least one progressive dimming device continues to receive the trigger signal for a first predetermined time, the at least one progressive dimming The device adds a rising illuminance value to the initial illuminance value as an accumulated illuminance value, and controls the brightness of the at least two illuminating devices according to one of the power illuminating levels corresponding to the accumulated illuminance value; the at least one progressive dimming device is When the trigger signal is not received, the timing is started. When the trigger signal is not received for a second preset time, the accumulated illumination is accumulated by a decreasing illumination value. An accumulated value as an output power level minus one of the illuminance value, and to reduce the accumulated luminance value of the luminance control corresponding to the at least two means of illumination. The luminaire group control system of claim 1, wherein the at least one progressive dimming device limits the accumulated illuminance value between a maximum level and a minimum level. The luminaire group control system of claim 1, wherein the at least one progressive dimming device comprises: a memory unit including a progressive illuminance parameter memory unit and a timing parameter record. Recalling the unit, the progressive illuminance parameter storage unit stores the initial illuminance value, the illuminating illuminance value, and the fading illuminance value, and the chronograph parameter storage unit stores the first preset time and the second preset time; a timing unit configured to calculate a duration of the trigger signal; a control unit electrically coupled to the at least one sensing device, the progressive illumination parameter memory unit, the timing unit, and the timing parameter memory unit. The luminaire group control system of claim 3, wherein the progressive dimming device further comprises a setting unit that outputs a dimming signal to the control unit at a user setting. The luminaire group control system of claim 3, wherein the control unit is further electrically connected to a device code unit, wherein the device code unit has a communication interface for signal exchange with the outside world. The luminaire group control system of claim 1, wherein the number of the at least one progressive dimming device is greater than one, and each progressive dimming device is connected in a wired or wireless manner. The luminaire group control system of claim 1, wherein the at least one progressive dimming device has a unique one of the fixed addresses. The luminaire group control system of claim 1, further comprising a control device connected to the at least one progressive dimming device in a wired or wireless manner for the at least one progressive dimming device And setting, controlling, or querying the at least two lighting devices. A lighting group control system comprising: at least two lighting devices; at least two sensing devices for detecting a human body signal and detecting the human body signal Outputting a trigger signal, the at least two sensing devices are installed at different positions to detect the human body signal; at least one progressive dimming device is electrically connected to the at least two illumination devices and the at least two sensing devices; The at least one progressive dimming device receives the trigger signal generated by the at least two sensing devices installed at different positions, and controls the brightness of the at least two lighting devices with a power output level corresponding to an initial illuminance value; When the at least one progressive dimming device continues to receive the trigger signal for a first predetermined time, the at least one progressive dimming device accumulates a rising illuminance value to the initial illuminance value as an accumulated illuminance value, and The power output level corresponding to the accumulated illuminance value controls the brightness of the at least two illumination devices; the at least one progressive dimming device starts timing when the trigger signal is not received, and continues to receive the trigger signal to reach a second pre-continue When the time is set, the accumulated illuminance value is subtracted as a decreasing illuminance value by a decreasing illuminance value, and the power output level control is controlled by one of the reduced illuminance values. At least two means of illumination brightness.