CN113811050A - Illumination value control method and system for lighting equipment - Google Patents
Illumination value control method and system for lighting equipment Download PDFInfo
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- CN113811050A CN113811050A CN202110943497.0A CN202110943497A CN113811050A CN 113811050 A CN113811050 A CN 113811050A CN 202110943497 A CN202110943497 A CN 202110943497A CN 113811050 A CN113811050 A CN 113811050A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/155—Coordinated control of two or more light sources
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The embodiment of the invention provides a method and a system for controlling illumination values of lighting equipment, wherein the control method comprises the following steps: acquiring coordinates of lighting equipment in an environment space and current coordinates of a target object; determining a current illuminance value of a lighting device of an environmental space in which the target object is located based on the coordinates of the lighting device, the current coordinates of the target object, and the initial illuminance value of the lighting device; according to the coordinate change condition of the target object, whether the current illumination value of the lighting equipment needs to be adjusted or not is determined.
Description
Technical Field
The embodiment of the invention relates to the technical field of illumination control, in particular to a method and a system for controlling illumination values of illumination equipment.
Background
In the fields of security protection, automatic control and the like, a Passive Infrared (PIR) sensor is mainly used for detecting a human body target, but due to poor detection precision, the PIR sensor can only detect whether a human body controls a lamp or not, and therefore, an expected illumination value cannot be accurately realized. In addition, because of the imprecise positioning of the sensors, the conventional algorithm has a large error in the selection of the initial illuminance value, resulting in an unexpected result. In addition, in the prior art, in order to increase the positioning accuracy, a plurality of sensors are used for positioning, but the set target may not be realized due to the fact that one actuator is transmitted by a plurality of sensors in a sharing mode, so that the lighting equipment is frequently adjusted, and poor visual perception is brought.
Disclosure of Invention
An object of the embodiments of the present invention is to provide a method and a system for controlling an illumination value of an illumination device, which can accurately determine a coordinate of a target object, obtain an accurate current illumination value according to the coordinate of the target object, and determine whether the current illumination value of the illumination device needs to be adjusted according to a coordinate change condition of the target object, so as to solve the technical problem of poor visual perception caused by frequent adjustment of the illumination device in the prior art.
Specifically, in a first aspect, the present invention provides a lighting apparatus illuminance value control method comprising:
acquiring coordinates of lighting equipment in an environment space and current coordinates of a target object;
determining a current illuminance value of a lighting device of an environmental space in which the target object is located based on the coordinates of the lighting device, and the current coordinates of the target object and the initial illuminance value of the lighting device;
and determining whether the current illumination value of the lighting equipment needs to be adjusted according to the coordinate change condition of the target object.
According to the embodiment of the invention, the accurate current coordinate of the target object is obtained, the current illumination value of the lighting equipment can be accurately determined according to the current coordinate of the target object, and whether the current illumination value of the lighting equipment needs to be adjusted or not is determined according to the coordinate change condition of the target object, so that the technical problem that the lighting equipment in the prior art is frequently adjusted to bring poor visual perception can be solved.
In an embodiment, the determining a current illuminance value of the lighting device of an environmental space in which the target object is located based on the coordinates of the lighting device, the current coordinates of the target object, and the initial illuminance value of the lighting device includes:
determining an angle and a center distance of the target object relative to the lighting device based on the coordinates of the target object and the coordinates of the lighting device; and
and calculating to obtain the current illumination value of the lighting equipment according to the angle, the center distance and the initial illumination value of the lighting equipment.
In an embodiment, when the lighting apparatus is plural, the method further comprises,
determining a total illumination value according to the distances from the coordinates of the plurality of lighting devices to the current position of the target object and the current illumination values of the plurality of lighting devices respectively;
wherein, the calculation formula for determining the total illumination value is as follows:
lgeneral assembly＝a1l1+a2l2+…+anln
Wherein l1....lnRepresenting the current illuminance values of a plurality of lighting devices, d1、d2......dnRepresenting distances from the coordinates of a plurality of lighting devices to the current coordinates of the target object, respectively, a1,a2…anRepresenting the weight values corresponding to the plurality of lighting devices.
In an embodiment, the determining whether the current illuminance value of the lighting device needs to be adjusted according to the coordinate change of the target object includes:
judging whether the current coordinate of the target object changes compared with the previous coordinate;
and if the difference value between the current illumination value and the last illumination value of the target object is not greater than the preset threshold value, adjusting the current illumination value of the lighting equipment if the difference value is greater than the preset threshold value, and not adjusting the current illumination value of the lighting equipment if the difference value is not greater than the preset threshold value.
In an embodiment, the coordinates of the target object are perceived light organ coordinates of a target user, and the coordinates of the target object are obtained by a positioning device associated with the target object.
In a second aspect, the invention also relates to a lighting device illuminance value control system comprising: the system comprises a positioning device, a control terminal and a lighting device connected with the control terminal;
the positioning equipment is used for matching with the control terminal to obtain the current coordinates of the target object in the environment space;
the control terminal is provided with a positioning module, the positioning module is used for being matched with the positioning equipment to obtain the coordinate of the positioning equipment, and the control terminal is used for determining the current illumination value of the illumination equipment in the environment space where the target object is located based on the coordinate of the illumination equipment, the current coordinate of the target object and the initial illumination value of the illumination equipment;
and the system is used for determining whether the current illumination value of the lighting equipment needs to be adjusted according to the coordinate change condition of the target object.
In an embodiment, the control terminal is further configured to determine an angle and a center distance from the lighting device to the target object based on the coordinates of the target object and the coordinates of the lighting device; and
and calculating to obtain the current illumination value of the lighting equipment according to the angle, the center distance and the total luminous flux of the lighting equipment.
In an embodiment, the control terminal is further configured to, when the lighting device is multiple, further include,
determining a total illumination value by the distance from the coordinates of the plurality of lighting devices to the current coordinates of the target object and the current illumination values of the plurality of lighting devices respectively;
wherein, the calculation formula for determining the total illumination value is as follows:
lgeneral assembly＝a1l1+a2l2+…+anln
Wherein l1....lnRepresenting the current illuminance values of a plurality of lighting devices, d1、d2......dnRepresenting distances from the coordinates of a plurality of lighting devices to the current coordinates of the target object, respectively, a1,a2…anRepresenting the weight values corresponding to the plurality of lighting devices.
In an embodiment, the control terminal is further configured to determine whether a current position of the target object changes from a previous coordinate;
and if the difference value between the current illumination value and the last illumination value of the target object is not greater than the preset threshold value, adjusting the current illumination value of the lighting equipment if the difference value is greater than the preset threshold value, and not adjusting the current illumination value of the lighting equipment if the difference value is not greater than the preset threshold value.
In an embodiment, the coordinates of the target object are coordinates of a perceived light organ of a target user, and the coordinates of the target object are obtained by a positioning device associated with the target object.
Drawings
Non-limiting and non-exhaustive embodiments of the present invention are described, by way of example, with reference to the following drawings, in which:
fig. 1 shows a flow chart of a method of controlling illumination values of a lighting device according to an embodiment of the invention;
fig. 2 shows a flow chart of a method of controlling an illumination value of a lighting device according to another embodiment of the present invention;
fig. 3 shows a flow chart of a method of controlling an illumination value of a lighting device according to another embodiment of the present invention;
fig. 4 shows a schematic structural diagram of a lighting device illuminance value control system according to an embodiment of the present invention.
Detailed Description
In order to make the above and other features and advantages of the present invention more apparent, the present invention is further described below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limiting, for those of ordinary skill in the art.
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not a whole embodiment. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the current life scene, the illumination required by the typical living room is 150-; the illumination required by the study room is 100Lux, and the illumination required by reading is 600Lux, so that the best comfortable illumination for adjusting the lighting device to eyes according to different scenes can provide better user experience.
In the application, all lighting devices in a specific environment space are controlled by at least one control terminal, in addition, the control terminal is used as the origin of a coordinate system, the coordinate system is established, the coordinates of a perception light organ of a target object and the coordinates of the lighting devices are obtained, the distance between the lighting devices and the perception light organ of the target object is calculated, the current illumination value of the lighting devices can be calculated through the distance, the current illumination value can be obtained by detecting the current of the lighting devices, and the organ capable of perceiving the light is the eyes of the target object.
Fig. 1 shows a flow chart of a method of controlling an illumination value of a lighting device according to an embodiment of the present invention.
In an embodiment, referring to fig. 1, the lighting device illuminance value control method includes:
step S110, coordinates of the lighting device and current coordinates of the target object in the environmental space are acquired.
It can be understood that, when a user logs in the corresponding system, the data stored in the cloud disk by the user can be read (for example, an initial illuminance value of the lighting device is obtained), and the current coordinates of the target object can be accurately measured by a positioning device (for example, a bluetooth eye, a bluetooth headband, etc.) related to the target object, for example: the coordinates of the sensing light organ of the target object are the coordinates of the eyes of the target object, the coordinates of the sensing light organ of the target object obtained by the present application are realized by a bluetooth positioning technology, that is, the positioning device and the control terminal of the target object are communicated by bluetooth to realize positioning, or can be realized by other methods, the present application is not limited thereto, as long as the method for obtaining the accurate coordinates of the sensing light organ of the target object belongs to the protection scope of the present application, and the present application only uses the control terminal, the lighting device, the positioning device related to the target object to obtain the accurate coordinates of the sensing light organ of the target object, and the control terminal, the lighting device, and the positioning device related to the target object form an offline local area network to perform offline communication with each other, data do not need to be transmitted to a back-end server for on-line calculation processing, the efficiency is improved by processing data communication off line, the lighting equipment and the lighting equipment are independent without mutual communication, and the calculation amount and the related interference are reduced.
Of course, the initial illuminance value of the lighting device may be set directly according to experience, or may be obtained according to the habit of the target object in the last use, and the initial illuminance value may be called directly in the next use.
Step S120, determining a current illuminance value of the lighting device in the environmental space where the target object is located based on the coordinates of the lighting device, the current coordinates of the target object, and the initial illuminance value of the lighting device.
Step S130, determining whether the current illuminance value of the lighting device needs to be adjusted according to the coordinate change condition of the target object.
It can be understood that, in the present application, the positioning device related to the target object may always collect the coordinates of the sensing light organ of the target object, determine whether there is a change, if the distance between the coordinates of the sensing light organ of the target object and the coordinates of the lighting device increases, the ambient illuminance value where the sensing light organ is located decreases, and the illuminance value of the lighting device needs to be increased to make up for the lack of illuminance, specifically, the control device connected to the lighting device may control the current output or PWM modulation of the increased power supply of the lighting device, and increase the illuminance value, so as to adjust the lighting device to the illuminance value comfortable for the target object, and if the distance between the coordinates of the sensing light organ of the target object and the coordinates of the lighting device decreases, the control device connected to the lighting device may specifically control the current output or PWM modulation of the decreased power supply of the lighting device, the illuminance value is reduced, thereby adjusting the lighting device to an illuminance value at which the target object is comfortable.
When the coordinates of the target object do not change and the illumination of the current environment space changes, judging whether the difference value between the current illumination value and the previous illumination value of each lighting device is within the allowable deviation, so as to prevent the difference value from changing too frequently to influence the user experience, and if the difference value between the current illumination value and the previous illumination value of the surrounding lighting devices is within the allowable deviation (for example, ± 5Lux), not adjusting the lighting devices.
Fig. 2 shows a flow chart of a method of controlling an illumination value of a lighting device according to another embodiment of the present invention.
In an embodiment, referring to fig. 2, the determining a current illuminance value of the lighting device of the environmental space where the target object is located based on the coordinates of the lighting device, the current coordinates of the target object, and the initial illuminance value of the lighting device at step S120 includes:
step S121, determining the angle and the center distance from the lighting device to the target object based on the coordinates of the target object and the coordinates of the lighting device; and
and step S122, calculating to obtain the current illumination value of the lighting equipment according to the angle, the center distance and the initial illumination value of the lighting equipment.
Specifically, the calculation formula for calculating the current illuminance value of each lighting device is as follows:
l＝φ/π(d tanθ)2
where θ is an angle from a known lighting device to a light-sensible organ of a target object and d is a center distance from a lighting device to a light-sensible organ of a target user, and l represents a current illuminance value of each lighting device.
Fig. 3 shows a flowchart of a lighting device illuminance value control method according to still another embodiment of the present invention.
In an embodiment, referring to fig. 3, step S130 includes:
step S131, judging whether the current coordinate of the target object is changed compared with the previous coordinate;
step S132, if the difference between the current illuminance value of the target object and the previous illuminance value exceeds the preset threshold, if the difference exceeds the preset threshold, adjusting the current illuminance value of the lighting device, and if the difference does not exceed the preset threshold, not adjusting the current illuminance value of the lighting device.
In one embodiment, when the illumination around the target object changes, the control terminal performs corresponding control. In order to prevent the change from being too frequent and influencing the user experience, if the change of the surrounding lighting equipment is within +/-5 Lux in the deviation range, the lighting equipment is not adjusted.
In this application, when the lighting apparatus is plural, the method further includes,
determining a total illumination value according to the distances from the coordinates of the plurality of lighting devices to the current coordinates of the target object and the current illumination values of the plurality of lighting devices;
wherein, the calculation formula for determining the total illumination value is as follows:
lgeneral assembly＝a1l1+a2l2+…+anln
Wherein l1....lnRepresenting the current illuminance value of the lighting device, d1、d2......dnRepresenting distances from the coordinates of a plurality of lighting devices to the current coordinates of the target object, respectively, a1,a2…anRepresenting the corresponding weight value of the lighting device.
According to the embodiment of the invention, the accurate current coordinate of the target object is obtained, the current illumination value of the lighting equipment can be accurately determined according to the current coordinate of the target object, and whether the current illumination value of the lighting equipment needs to be adjusted or not is determined according to the coordinate change condition of the target object, so that the technical problem that the lighting equipment in the prior art is frequently adjusted to bring poor visual perception can be solved.
Fig. 4 shows a schematic structural diagram of a lighting device illuminance value control system according to another embodiment of the present invention.
Referring to fig. 4, the present invention also provides a lighting device illuminance value control system 200, comprising: a positioning device 230, a control terminal 210 and a lighting device 220 connected to said control terminal 210.
The positioning device 230 is configured to cooperate with the control terminal 210 to obtain current coordinates of a target object in an environmental space;
the control terminal 210, a positioning module is disposed on the control terminal 210, the positioning module is configured to cooperate with the positioning device 230 to obtain coordinates of the positioning device 230, and the control terminal 210 is configured to determine a current illuminance value of the lighting device 220 in an environmental space where the target object a is located based on the coordinates of the lighting device 220, the current coordinates of the target object a, and the initial illuminance value of the lighting device 220;
and is used to determine whether the current illuminance value of the lighting device 220 needs to be adjusted according to the coordinate change of the target object a.
The previous illuminance value is set as the initial illuminance value when the lighting device 220 is just turned on, and may also be the current illuminance value at the previous time.
In this embodiment, the positioning module in the control terminal 210 is a bluetooth positioning module, and the positioning device 230 is also provided with a bluetooth positioning module, that is, the control terminal 210 and the positioning device 230 realize communication through bluetooth, because the lighting device 220 is fixed, the distance between the lighting device 220 and the control terminal 210 can be obtained through detection by the detection device, and then the control terminal 210 is used as an origin of a coordinate system to obtain coordinates of the lighting device 220, and in addition, the bluetooth positioning module is arranged on the lighting device 220 to perform positioning to obtain coordinates of the lighting device 220.
The lighting device illuminance value control method described above with reference to fig. 1 can be used for the detailed description of the lighting device illuminance value control system 200, and will not be repeated here.
In an embodiment, the control terminal 210 is further configured to determine an angle and a center distance of the lighting device 220 to the target object a based on the coordinates of the target object a and the lighting device 220 coordinates; and
and calculating to obtain the current illumination value of the lighting equipment 220 according to the angle, the center distance and the initial illumination value of the lighting equipment 220.
Specifically, the calculation formula for calculating the current illuminance value of each lighting device 220 is:
l＝φ/π(d tanθ)2
where θ is an angle from a known lighting device 220 to a light-sensitive organ of a target user and d is a center distance from a known lighting device 220 to the light-sensitive organ of the target user, and l represents a current illuminance value of each lighting device 220.
In an embodiment, when the lighting device 220 is a plurality of lighting devices, the control terminal 210 is further configured to determine a total illumination value according to respective distances from the coordinates of the lighting devices to the current coordinates of the target object and the current illumination values of the lighting devices;
wherein, the calculation formula for determining the total illumination value is as follows:
lgeneral assembly＝a1l1+a2l2+…+anln
Wherein l1....lnRepresenting the current luminance values, d, of a plurality of lighting devices 2201、d2......dnDistances, a, representing the respective coordinates of the plurality of lighting devices 220 to the current coordinate of the target object A1,a2…anRepresenting the weight values corresponding to the plurality of lighting devices 220.
The control terminal 220 is further configured to determine whether the current position of the target object a changes from a previous coordinate;
if the current illuminance value of the target object a is not changed, the current illuminance value of the lighting device 220 is adjusted, and if the current illuminance value of the target object a is not changed, the difference value between the current illuminance value and the last illuminance value of the target object a is judged to be larger than the preset threshold value.
The coordinates of the target object A are the coordinates of a perception light organ of a target user, and the coordinates of the target object A are obtained through a positioning device related to the target object.
Any combination of at least one feature of the above embodiments may be used, and for brevity of description, all possible combinations of at least one feature of the above embodiments will not be described, however, unless such combinations are inconsistent, should be construed as being within the scope of what is disclosed in the specification.
While the invention has been described in connection with the embodiments, it is to be understood by those skilled in the art that the foregoing description and drawings are merely illustrative and not restrictive of the broad invention, and that this invention not be limited to the disclosed embodiments. Various modifications and variations are possible without departing from the spirit of the invention.
Claims (10)
1. A method for controlling illuminance values of a lighting device, comprising,
acquiring coordinates of lighting equipment in an environment space and current coordinates of a target object;
determining a current illuminance value of a lighting device of an environmental space in which the target object is located based on the coordinates of the lighting device, the current coordinates of the target object, and the initial illuminance value of the lighting device;
and determining whether the current illumination value of the lighting equipment needs to be adjusted according to the coordinate change condition of the target object.
2. The method of controlling illuminance value of a lighting device according to claim 1, wherein the determining a current illuminance value of the lighting device for an environmental space in which the target object is located based on the coordinates of the lighting device, the current coordinates of the target object, and an initial illuminance value of the lighting device comprises:
determining an angle and a center distance of the target object relative to the lighting device based on the coordinates of the target object and the coordinates of the lighting device; and
and calculating to obtain the current illumination value of the lighting equipment according to the angle, the center distance and the initial illumination value of the lighting equipment.
3. The illumination value control method according to claim 2, wherein when the illumination device is plural, the method further comprises,
determining a total illumination value according to the distances from the coordinates of the plurality of lighting devices to the current coordinates of the target object and the current illumination values of the plurality of lighting devices;
wherein, the calculation formula of the total illumination value is as follows:
lgeneral assembly＝a1l1+a2l2+…+anln
Wherein l1....lnIndicating lightingCurrent illuminance value of the device, d1、d2......dnRepresenting distances from the coordinates of a plurality of lighting devices to the current coordinates of the target object, respectively, a1,a2…anRepresenting the corresponding weight value of the lighting device.
4. The method according to any one of claims 1 to 3, wherein the determining whether the current illuminance value of the lighting device needs to be adjusted according to the coordinate change of the target object comprises:
judging whether the current coordinate of the target object changes compared with the previous coordinate;
and if the difference value between the current illumination value and the last illumination value of the target object is not greater than the preset threshold value, adjusting the current illumination value of the lighting equipment if the difference value is greater than the preset threshold value, and not adjusting the current illumination value of the lighting equipment if the difference value is not greater than the preset threshold value.
5. The luminaire luminance value control method of any one of claims 1 to 4, wherein the coordinates of the target object are coordinates of a perceived light organ of a target user, the coordinates of the target object being obtained by a positioning device associated with the target object.
6. A lighting device illuminance value control system, comprising: the system comprises a positioning device, a control terminal and a lighting device connected with the control terminal;
the positioning device is used for acquiring the current coordinates of the target object in the environment space;
the control terminal is provided with a positioning module, the positioning module is used for being matched with the positioning equipment to obtain the coordinate of the positioning equipment, and the control terminal is used for determining the current illumination value of the illumination equipment in the environment space where the target object is located based on the coordinate of the illumination equipment, the current coordinate of the target object and the initial illumination value of the illumination equipment;
and the system is used for determining whether the current illumination value of the lighting equipment needs to be adjusted according to the coordinate change condition of the target object.
7. The luminaire luminance value control system of claim 6, wherein the control terminal is further configured to determine an angle and a center distance of the luminaire to the target object based on the coordinates of the target object and the coordinates of the luminaire; and
and calculating to obtain the current illumination value of the lighting equipment according to the angle, the center distance and the total luminous flux of the lighting equipment.
8. The illumination value control system according to claim 6, wherein the control terminal is further configured to determine a total illumination value based on distances from the coordinates of a plurality of the illumination devices to the current coordinates of the target object and the current illumination values of a plurality of the illumination devices, respectively, when the illumination devices are a plurality of the illumination devices;
wherein, the calculation formula for determining the total illumination value is as follows:
lgeneral assembly＝a1l1+a2l2+…+anln
Wherein l1....lnRepresenting the current illuminance values of a plurality of lighting devices, d1、d2......dnRepresenting distances from the coordinates of a plurality of lighting devices to the current coordinates of the target object, respectively, a1,a2…anRepresenting the weight values corresponding to the plurality of lighting devices.
9. The luminaire luminance value control system of claim 6, wherein the control terminal is further configured to determine whether a current position of the target object changes from a previous coordinate;
and if the difference value between the current illumination value and the last illumination value of the target object is not greater than the preset threshold value, adjusting the current illumination value of the lighting equipment if the difference value is greater than the preset threshold value, and not adjusting the current illumination value of the lighting equipment if the difference value is not greater than the preset threshold value.
10. The luminaire luminance value control system of any one of claims 6-9, wherein the target object's coordinates are coordinates of a target user's perceived light organ, the target object's coordinates being obtained by a positioning device associated with the target object.
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