CN106658852B - A kind of calculation method for LED lamp perseverance illumination - Google Patents
A kind of calculation method for LED lamp perseverance illumination Download PDFInfo
- Publication number
- CN106658852B CN106658852B CN201611229617.6A CN201611229617A CN106658852B CN 106658852 B CN106658852 B CN 106658852B CN 201611229617 A CN201611229617 A CN 201611229617A CN 106658852 B CN106658852 B CN 106658852B
- Authority
- CN
- China
- Prior art keywords
- colour
- value
- rate
- light modulation
- aver
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
A kind of calculation method for LED lamp perseverance illumination, step include calculating weighted value, input light modulation input value, the adjusted value finding out minimum value, calculate average value, calculating demand color, calculating weight ratio value, calculate light modulation output valve.This method is standard according to the light mixing parameter value of maximal illumination Lum_Max, subdivision and adjustment dims output valve, colour temperature, illumination, light mixing and the power that lamps and lanterns are controlled by the light modulation numerical value of control output, set optimal light mixing numerical value, save the power being more than outside colour temperature and illumination originally.
Description
Technical field
The present invention relates to the light-dimming methods of LED lamp, in particular for the meter of the constant illumination of multiple color colour mixture control
Calculation method.
Background technique
LED has energy-saving and environment-friendly characteristic, is widely used as lighting source.The light-dimming method of LED lamp can
So that LED provides specified illuminance and colour temperature according to different time, different scenes and the particular demands of user.
It is assumed that a kind of LED lamp sets the lamp bead there are four types of color, four colors are respectively RED, GREEN, BLUE, and WHITE is, it is specified that require when small
When four kinds of colors light simultaneously, the light modulation numerical value of input is exactly the light modulation numerical value exported, when four kinds of colors light simultaneously, when
The illumination of four blended-lights is less than the maximum illumination Lum_Max that lamps and lanterns limit, and the light modulation numerical value of input is also the light modulation number of output
Value, corresponding illumination will not be restricted.And when the illumination of four blended-lights is greater than Lum_Max, the light modulation numerical value of output is just not
Equal to the light modulation numerical value of input, the light modulation numerical value of output will be adjusted output according to maximal illumination Lum_Max, guarantee lamps and lanterns
Output illuminance maximum without departing from maximal illumination Lum_Max.In the prior art, the light modulation numerical value of output is not finely divided
Adjustment and optimum setting, so as to cause the waste of unnecessary energy consumption.
Summary of the invention
For the power consumption for reducing LED lamp, the technical problem to be solved by the present invention is to the light mixings of the number of colors by limiting
The subdivision light-dimming method being switched in range outside the light mixing range of specified number of colors.
In order to solve the above technical problems, a kind of calculation method for LED lamp perseverance illumination provided by the present invention, described
LED lamp includes the lamp bead Colour (1) to Colour (n) of n kind color, wherein n >=2, the light modulation input value of n kind color lamp bead
For In_Colour (x), wherein 1≤x≤n；Light modulation output valve is Out_Colour (x), wherein 1≤x≤n；LED lamp is specified
The corresponding light modulation input value of illumination is M_Colour (x), wherein 1≤x≤n；The corresponding maximum for dimming input value of specified illumination
Value is Imax；It is Min that input value In_Colour (x) is the smallest in n lamp bead；The light modulation input value In_Colour of n lamp bead
(x) average value is In_Aver；The adjusted value of demand color is Range (0≤Range≤Imax)；Weighted value is Rate_min
And Rate_Aver, wherein Rate_min+Rate_Aver=1, weighted value ratio value are Rate_sum；
The calculation method includes the following steps:
(1) the light modulation input value M_Colour (1) according to corresponding to LED lamp specified illumination, M_Colour (2) ...
M_Colour (n), calculating weighted value are Rate_min and Rate_Aver, wherein Rate_min+Rate_Aver=1, Rate_
Aver=2/ M_Aver, Rate_min=1-Rate_Aver, M_Aver=(M_Colour (1)+M_Colour (2) ...+M_
Colour(n-1) 〕/ n-1；
(2) the light modulation input value for inputting the lamp bead of n kind color, calculates the light modulation output valve of demand color Colour (n)
The step of Out_Colour (n), is as follows；
(3) find out minimum light modulation the input value Min, Min of the other n-1 kind color lamp bead in addition to Colour (n)=
Min (In_Colour (1), In_Colour (2) ... In_Colour (n-1))；
(4) average value of the other n-1 kind color lamp bead in addition to Colour (n), In_Aver=(In_Colour are calculated
(1)+ In_Colour(2)……+In_Colour(n-1) 〕/ n-1；
(5) adjusted value of calculating Colour (n), Range=In_ Colour (n)-M_ Colour (n), if
Range < 0, then Range=0；
(6) calculating weight ratio value, Rate_sum=(Min × Rate_min+ In_Aver × Rate_Aver)/
Imax；
(7) the light modulation output valve of demand color Colour (n), Out_ Colour (n)=In_ Colour (n)-are calculated
Rate_sum× Range；
(8) according to step (1) to the calculating step of step (7), the light modulation for calculating Colour (1) to Colour (n-1) is defeated
Value Out_Colour (x) out.
Compared with prior art, the invention has the advantages that when LED lamp reaches all light, colour temperature and illumination are up to standard
And under the standard of even light mixing, the power consumption of reduction lamps and lanterns reaches raising light efficiency, energy-saving and environment-friendly mesh to reduce heat as far as possible
Mark, the calculation method of permanent illumination are standard according to the light mixing parameter value of maximal illumination Lum_Max, pass through the light modulation number of control output
Value controls colour temperature, illumination, light mixing and the power of lamps and lanterns, and subdivision and adjustment output sets optimal light mixing numerical value, save originally
The power being more than outside colour temperature and illumination improves light efficiency, energy-saving and environment-friendly target to reach.
Specific embodiment
The present invention will be described in further detail With reference to embodiment.
The present embodiment is the LED Colour lamp of four colors, and four colors are RED, GREEN, BLUE, WHITE, and specified illumination is
Lum_RGBW=10000K, the corresponding input light modulation numerical value of specified illumination are M_RED=205 respectively, M_GREEN=168, M_BLUE=
255, M_WHITE=255, maximum value Imax are 255.
It is standard according to the light mixing parameter value of specified illumination, the colour temperature of lamps and lanterns is controlled by control light modulation output valve, is shone
The step of degree, light mixing and power, is as follows.
Step 1 calculates weighted value, Rate_Aver=2/ [(2 × 255+168)/3] ≈ 0.01, Rate_min=1-
Rate_Aver=0.99.Step 2, input four color RED, GREEN, BLUE, WHITE light modulation input value, wherein In_RED=
The light modulation output valve Out_RED of RED is sought in 255, In_GREEN=200, In_BLUE=210, In_WHITE=61.Step 3,
Find out minimum value, Min=min (In_GREEN, In_BLUE, In_WHITE)=61.Step 4, calculating average value, In_Aver=
( In_GREEN+ In_BLUE+ In_WHITE)/3=157.Step 5 calculates the adjusted value of RED, Range=In_RED-
M_RED=255-205=50.Step 6, calculating weight ratio value, Rate_sum=(Min × Rate_min+ In_Aver ×
Rate_Aver)/ Imax=(61×0.99+157×0.01)/255≈0.243.Step 6 calculates the light modulation output valve of RED,
Out_RED= In_RED - Rate_sum× Range=255-0.243×50=242.85.Remaining GREEN, BLUE, WHITE
The calculation of color is the same as step 1 to step 6.
Above-mentioned calculation method is standard according to the light mixing parameter value of maximal illumination Lum_Max, and subdivision and adjustment dims output valve,
Colour temperature, illumination, light mixing and the power that lamps and lanterns are controlled by the light modulation numerical value of control output, set optimal light mixing numerical value,
Save the power being more than outside colour temperature and illumination originally.
Claims (1)
1. a kind of calculation method for LED lamp perseverance illumination, the LED lamp include the lamp bead Colour (1) of n kind color extremely
The light modulation input value of Colour (n), wherein n >=2, n kind color lamp bead are In_Colour (x), wherein 1≤x≤n；It dims defeated
Value is Out_Colour (x) out, wherein 1≤x≤n；The corresponding light modulation input value of the specified illumination of LED lamp is M_Colour (x)
, wherein 1≤x≤n；The corresponding maximum value for dimming input value of specified illumination is Imax；Input value In_Colour in n lamp bead
(x) the smallest is Min；The average value of the light modulation input value In_Colour (x) of n lamp bead is In_Aver；The tune of demand color
Whole value is Range (0≤Range≤Imax)；Weighted value is Rate_min and Rate_Aver, wherein Rate_min+Rate_
Aver=1, weighted value ratio value are Rate_sum；
It is characterized in that the calculation method includes the following steps:
(1) the light modulation input value M_Colour (1) according to corresponding to LED lamp specified illumination, M_Colour (2) ... M_
Colour (n), calculating weighted value are Rate_min and Rate_Aver, wherein Rate_Aver=2/ M_Aver, Rate_min=
1-Rate_Aver,
M_Aver=〔M_Colour(1)+M_Colour(2)……+M_Colour(n-1) 〕/ n-1；
(2) the light modulation input value for inputting the lamp bead of n kind color, calculates the light modulation output valve Out_ of demand color Colour (n)
The step of Colour (n), is as follows；
(3) minimum light modulation the input value Min, Min=min of the other n-1 kind color lamp bead in addition to Colour (n) are found out
(In_Colour (1), In_Colour (2) ... In_Colour (n-1))；
(4) average value of other n-1 kind color lamp bead of the calculating in addition to Colour (n), In_Aver=(In_Colour (1)+
In_Colour(2)……+In_Colour(n-1) 〕/ n-1；
(5) adjusted value of Colour (n), Range=In_ Colour (n)-M_ Colour (n), if Range < are calculated
0, then Range=0；
(6) weight ratio value, Rate_sum=(Min × Rate_min+ In_Aver × Rate_Aver)/Imax are calculated；
(7) the light modulation output valve of demand color Colour (n), Out_ Colour (n)=In_ Colour (n)-are calculated
Rate_sum× Range；
(8) according to step (1) to the calculating step of step (7), the light modulation output valve of Colour (1) to Colour (n-1) is calculated
Out_Colour(x)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611229617.6A CN106658852B (en) | 2016-12-27 | 2016-12-27 | A kind of calculation method for LED lamp perseverance illumination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611229617.6A CN106658852B (en) | 2016-12-27 | 2016-12-27 | A kind of calculation method for LED lamp perseverance illumination |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106658852A CN106658852A (en) | 2017-05-10 |
| CN106658852B true CN106658852B (en) | 2019-01-25 |
Family
ID=58831620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611229617.6A Active CN106658852B (en) | 2016-12-27 | 2016-12-27 | A kind of calculation method for LED lamp perseverance illumination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106658852B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207648547U (en) * | 2017-07-21 | 2018-07-24 | 江苏恒鹏电气集团有限公司 | A kind of high efficiency perseverance illumination street lamp |
| CN107178737A (en) * | 2017-07-21 | 2017-09-19 | 江苏恒鹏电气集团有限公司 | A kind of permanent illumination street lamp of high efficiency |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101563954A (en) * | 2006-12-12 | 2009-10-21 | 皇家飞利浦电子股份有限公司 | Illumination system with four primaries |
| CN102958256A (en) * | 2012-10-30 | 2013-03-06 | 福建鸿博光电科技有限公司 | Method, device and lamp for adjusting light distribution curve of light emitting diode (LED) |
| CN104851397A (en) * | 2014-02-18 | 2015-08-19 | 三星显示有限公司 | Method of driving light-source and display apparatus for performing the method |
-
2016
- 2016-12-27 CN CN201611229617.6A patent/CN106658852B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101563954A (en) * | 2006-12-12 | 2009-10-21 | 皇家飞利浦电子股份有限公司 | Illumination system with four primaries |
| CN102958256A (en) * | 2012-10-30 | 2013-03-06 | 福建鸿博光电科技有限公司 | Method, device and lamp for adjusting light distribution curve of light emitting diode (LED) |
| CN104851397A (en) * | 2014-02-18 | 2015-08-19 | 三星显示有限公司 | Method of driving light-source and display apparatus for performing the method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106658852A (en) | 2017-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103607800B (en) | Intelligent dimming module and intelligent dimming LED and control method thereof | |
| CN101790264B (en) | Method for light-adjusting solar spectrum-like LED | |
| WO2020088687A1 (en) | Automatic maximum brightness color matching implementation method for color lamp, and color modulation method and system | |
| CN202679720U (en) | LED lamp based on high color rendering index and possessing adjustable brightness and color temperature | |
| CN204259247U (en) | The five road light adjusting systems that mobile phone controls | |
| CN109076663A (en) | Control method, illumination control circuit and the lighting system of lighting device | |
| CN109819546A (en) | A kind of width colour gamut light modulation light mixing method and atmosphere lamp | |
| CN109862659B (en) | Color temperature adjusting method and lamp | |
| CN102734671A (en) | High intelligence indoor white light LED (Light-Emitting Diode) lamp | |
| CN104812146A (en) | Light dimming and color regulating control method for wireless controllable multi-path LEDs (Light-Emitting Diodes) connected in parallel to current source | |
| CN102858056A (en) | Brightness and color temperature controlling system for LED (light-emitting diode) lamp | |
| CN105813269A (en) | Intelligent lamp band controller | |
| CN108495406A (en) | Mix light source color temperature adjusting method, system, storage medium and human-computer interaction terminal | |
| CN202721868U (en) | LED lamp brightness and color temperature control system | |
| CN106658852B (en) | A kind of calculation method for LED lamp perseverance illumination | |
| CN103096565B (en) | LED light device and lamp light control method thereof | |
| CN108156700B (en) | LED lamp capable of improving white light effect and control method | |
| CN109661059A (en) | A kind of LED light modulation shading process and system | |
| CN103997835A (en) | LED illumination control circuit for silicon controlled light modulator to achieve light and color synchronous adjustment and method thereof | |
| CN203251465U (en) | Independently white-light and color-light adjustable LED intelligent bulb set for desk lamp | |
| CN105007647A (en) | Driving method and circuit of intelligent control lighting appliance | |
| CN103079305B (en) | Light-emitting diode (LED) illuminating device and light regulation method thereof | |
| CN202302921U (en) | Variable color temperature LED panel lamp | |
| WO2024007848A1 (en) | Rgbwcla-based seven color-in-one led full-spectrum color mixing method | |
| CN112423429B (en) | Method for fitting five-primary-color LED mixed light source |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |