JP4075372B2 - Lighting control system - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a lighting control system.
[0002]
[Prior art]
In general, in places where demand for lighting is relatively large, such as office buildings, large stores, and medium-sized stores, an illumination control system in which a plurality of illumination circuits and an illumination control device are connected directly or via an illumination main panel with a communication cable. (See JP 2000-188188).
[0003]
[Problems to be solved by the invention]
However, the conventional lighting control system does not have a function of visually displaying power consumption due to lighting in units of partial ranges such as floors, common parts, and stores. For this reason, only the integrated value by the wattmeter can be used to grasp the amount of power consumed by lighting, and there was no means for grasping when, where, and how much power is consumed. As a result, there has been a problem that there is no value that provides a clear basis for the power-saving activities related to lighting performed through human intervention.
[0004]
In addition, the conventional lighting control system has a problem that there is no value that clearly shows the difference in power consumption between the flashing control by turning on and off and the dimming control by multi-level illuminance adjustment. there were.
[0005]
The present invention defines a global or local monitor range of power consumption, such as a floor, a common section, or a store, in a place where the demand for lighting is relatively large, such as an office building, a large store, and a medium-sized store. An object of the present invention is to provide an illumination control system capable of visually displaying (monitoring) power consumption by illumination at a predetermined time in units of monitor ranges.
[0006]
[Means for Solving the Problems]
The illumination control system according to claim 1 includes a plurality of illumination circuits, a monitor range table indicating a plurality of monitor ranges configured by combining the plurality of illumination circuits one by one or arbitrarily, and adjustment of each of the illumination circuits. A dimming characteristic table showing a correlation between the ratio of light and power consumption, a timer setting unit for setting a timing for collecting blinking and dimming states of each lighting circuit, and a timing set in the timer setting unit The actual power consumption of each lighting circuit is calculated based on the dimming characteristic table from the blinking and dimming state of each lighting circuit collected in the above, and the actual power consumption of each lighting circuit is calculated from the actual power consumption of each lighting circuit. and actual power calculation unit for calculating an actual power consumption of the monitor range based on the range table, the state of flashing and dimming of each lighting circuits collected at a time set in the timer setting unit, The provisional power consumption is calculated when it is assumed that each lighting circuit in the light state is lit, and the virtual power consumption of each monitor range is calculated based on the monitor range table from the virtual power consumption of each lighting circuit. a virtual power consumption calculation unit for calculating the amount of power, and actual power consumption of the respective monitored ranges calculated in the actual power calculation section, a virtual power consumption of the respective monitored ranges calculated in the virtual power consumption calculation unit And a display unit for displaying the actual power consumption by each lighting circuit and the provisional power consumption when assuming that each lighting circuit in the dimming state is lit. The difference is visually displayed at a predetermined time with the monitor range as a unit.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
An embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a block diagram showing an embodiment of a lighting control system according to the present invention. In this lighting control system 1, a plurality of lighting circuits L1 to Ln and a lighting control device 10 are shown in FIG. Thus, it is configured to be connected via a communication cable through the illumination main board 5 or directly as shown in FIG.
[0009]
As shown in FIG. 2, the illumination control device 10 includes a communication unit 11 with a communication cable, a monitor range table 12, a dimming characteristic table 13, a timer setting unit 14, a power consumption calculation unit 15, and a display unit. 16.
[0010]
As shown in FIG. 3, the monitor range table 12 is a table in which a plurality of monitor ranges M1 to Mm configured by combining a plurality of illumination circuits L1 to Ln one by one or arbitrarily combined.
[0011]
As shown in FIG. 4, the dimming characteristic table 13 is a table in which the relationship between the dimming ratio (brightness) of each of the lighting circuits L <b> 1 to Ln and the power consumption is tabulated. Therefore, several types of tables are prepared.
[0012]
The timer setting unit 14 sets the timing for collecting the lighting circuits L1 to Ln (flashing and extinguishing) and dimming states.
[0013]
The power consumption calculation unit 15 first calculates each lighting circuit L1 to Ln based on the dimming characteristic table 13 from the blinking and dimming states of the lighting circuits L1 to Ln collected at the time set in the timer setting unit 14. The power consumption of is calculated. At this time, as shown in FIG. 4, the dimming ratio (brightness) is prepared in 10% increments in the dimming characteristic table 13, so the power consumption calculation unit 15 performs a complementary operation on this, Calculate the corresponding power consumption in increments of 1%. Next, the power consumption calculation unit 15 calculates the power consumption of each of the monitor ranges M1 to Mm based on the monitor range table 12 from the power consumption of each of the illumination circuits L1 to Ln.
[0014]
The display unit 16 displays the power consumption amounts of the monitor ranges M1 to Mm calculated by the power consumption calculation unit 15.
[0015]
In the illumination control system 1 configured as described above, the power consumption by the illumination circuits L1 to Ln is set to the display unit 16 at a constant time period set in the timer setting unit 14 in units of the monitor ranges M1 to Mm. Is visually displayed.
[0016]
FIG. 5 is a block diagram of the illumination control device 20 showing the illumination control system 2 according to another embodiment of the present invention. The illumination control system 2 is the illumination shown in FIG. 1 except for the configuration of the illumination control device 20. Since it is the same as that of the control system 1, illustrations other than the illumination control device 20 are omitted.
[0017]
As shown in FIG. 5, the illumination control device 20 includes a communication unit 21 for communication cable, a monitor range table 22, a dimming characteristic table 23, a timer setting unit 24, an actual power consumption calculation unit 25, a virtual A power consumption calculation unit 26 and a display unit 27 are provided.
[0018]
Similar to the monitor range table 12 shown in FIG. 3, the monitor range table 22 is a table in which a plurality of monitor ranges M1 to Mm configured by combining a plurality of illumination circuits L1 to Ln one by one or arbitrarily combined. is there.
[0019]
Similar to the dimming characteristic table 13 shown in FIG. 4, the dimming characteristic table 23 is a table showing the relationship between the dimming ratio (brightness) of each of the lighting circuits L1 to Ln and the power consumption. Therefore, several types of tables are prepared.
[0020]
Similar to the timer setting unit 14, the timer setting unit 24 sets the timing of collecting the blinking (lighting and extinguishing) and dimming states of the lighting circuits L1 to Ln.
[0021]
The actual power consumption calculation unit 25 first calculates the lighting circuits L1 to L1 based on the dimming characteristic table 23 from the blinking and dimming states of the lighting circuits L1 to Ln collected at the time set in the timer setting unit 24. The actual power consumption of Ln is calculated. At this time, the actual power consumption calculation unit 25 performs a necessary complementary calculation to calculate the corresponding power consumption amount in units of 1% dimming ratio (brightness). Next, the actual power consumption calculation unit 25 calculates the actual power consumption of each of the monitor ranges M1 to Mm based on the monitor range table 22 from the actual power consumption of each of the illumination circuits L1 to Ln.
[0022]
First, the virtual power consumption calculation unit 26 turns on the lighting circuits L1 to Ln in the dimming state from the blinking and dimming states of the lighting circuits L1 to Ln collected at the time set in the timer setting unit 24. The temporary power consumption when it is assumed that the power is calculated is calculated. Next, the virtual power consumption calculation unit 26 calculates the virtual power consumption of each of the monitor ranges M1 to Mm based on the monitor range table 22 from the virtual power consumption of each of the illumination circuits L1 to Ln.
[0023]
The display unit 27 displays the difference between the actual power consumption of each of the monitor ranges M1 to Mm calculated by the actual power consumption calculation unit 25 and the virtual power consumption of each of the monitor ranges M1 to Mm calculated by the virtual power consumption calculation unit 26. Is displayed.
[0024]
The illumination control system 2 configured as described above is a temporary power consumption when it is assumed that the actual power consumption by the illumination circuits L1 to Ln and the illumination circuits L1 to Ln in the dimming state are turned on. The difference from the power consumption amount is visually displayed by the display unit 27 at a constant time period set in the timer setting unit 24 in units of the monitor ranges M1 to Mm.
[0025]
FIG. 6 shows an example of display by the display unit 27, and the shaded portion in the figure represents the difference between the actual power consumption and the virtual power consumption.
[0026]
【The invention's effect】
According to the lighting control system of claim 1, the difference between the actual power consumption by each lighting circuit and the temporary power consumption when assuming that each lighting circuit in the dimming state is lit. The monitor range can be displayed visually at a predetermined time. That the reason, when and where, how much can be the one to clearly understand is the power consumption Ruue, and a blinking control by turning on and off, accurately compare the dimming control by the illumination adjustment of the multi-stage As a result, there is an effect that it can be effectively used as a ground value for power saving activities related to lighting performed by human intervention.
[Brief description of the drawings]
FIG. 1 is a block diagram showing an embodiment of a lighting control system according to the present invention.
FIG. 2 is a block diagram showing a lighting control device of the lighting control system of FIG. 1;
FIG. 3 is a view showing a monitor range table of the illumination control device of FIG. 2;
4 is a diagram illustrating a dimming characteristic table of the illumination control device in FIG. 2;
FIG. 5 is a block diagram showing a lighting control apparatus according to another embodiment of the lighting control system according to the present invention.
6 is a diagram illustrating an example of display by a display unit of the illumination control device in FIG. 5. FIG.
[Explanation of symbols]
1, 2 Lighting control system, 5 Lighting main board, 10, 20 Lighting control device, 11, 21 Communication unit, 12, 22 Monitor range table, 13, 23 Dimming characteristic table, 14, 24 Timer setting unit, 15 Power consumption Calculation unit, 16, 27 Display unit, 25 Actual power consumption calculation unit, 26 Virtual power consumption calculation unit, L1 to Ln Lighting circuit, M1 to Mm Monitor range

Claims (1)

Multiple lighting circuits;
A monitor range table indicating a plurality of monitor ranges configured by one or any combination of the plurality of illumination circuits;
A dimming characteristic table showing the correlation between the dimming ratio of each lighting circuit and the power consumption;
A timer setting unit for setting the timing of collecting the blinking and dimming state of each lighting circuit;
The actual power consumption of each lighting circuit is calculated based on the dimming characteristic table from the blinking and dimming state of each lighting circuit collected at the time set in the timer setting unit, and each lighting circuit An actual power consumption calculation unit that calculates the actual power consumption of each monitor range based on the monitor range table from the actual power consumption of
From the blinking and dimming state of each lighting circuit collected at the time set in the timer setting unit, the temporary power consumption when assuming that each lighting circuit in the dimming state is lit is calculated. Then, from the virtual power consumption of each lighting circuit, a virtual power consumption calculation unit that calculates the virtual power consumption of each monitor range based on the monitor range table;
A display unit that displays the actual power consumption of each monitor range calculated by the actual power consumption calculation unit and the virtual power consumption of each monitor range calculated by the virtual power consumption calculation unit;
A lighting control system comprising:

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