汽车车灯配光技术培训教材

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Photometry&Lighting Technology,Main content,Photometry basic notions,Photometric,regulations,Photometric,solutions,Light,sources,Lighting technologies,Autolamp,appearance,Photometry Basic Notions,Photometry notions,Solid Angle,立体角,?,Luminous Flux,光通量,?,Illuminance,照度,?,Luminous intensity,发光强度,?,Photometry notions,Solid angle,立体角 球面上某块面积对球心形成的角称为立体角。立体角的单位为,Sr,。,整个圆球面对应的立体角为,4,。,Photometry notions,Luminous flux,光通量,光源在单位时间内向周围空间辐射并引起视觉的能量，称为光通量,.,单位,lm,Photometry notions,Ill,uminance,照度,是用来表示被照面(点)上光的强弱。投射到被照面上的光通量与被照面的面积之比称为该面的照度，单位lx。,Photometry notion,s,Luminous intensity,光源在空间某一特定方向上单位立体角内辐射的光通量，称为光源在该方向上的发光强度，单位cd.,To remind,Photometry notions,Solid angle(,sr,)=Portion of surface limited by a cone.,表面对球心的张角。,Luminous,f,lux(lm)=Total amount of light emitted by a light source.,发光体发出的光线数量。,Illuminance(lx)=Amount of light received by a given surface.,被照面接受光通量的密度，用来鉴定被照面的照明。,Luminous intensity(,cd,)=Amount of light coming out of the bulb in a given direction.,发光体在某个方向上发出的光通量密度，表明了光通量的空间分布。,Photometric,Regulations,R,EGULATIONS,GB 11564,GB 4599,GB 4785,GB 5920,GB 17509,GB 15235,GB 7258,GB 11554,GB 4660,GB 15766,前位灯后位灯示廓灯和制动灯配光性能,前雾灯配光性能,外部照明和信号装置的安装规定,前照灯配光性能,转向信号灯配光性能,倒车灯配光性能,机动车回复反射器,后雾灯配光性能,中华人民共和国国家标准,机动车运行安全技术条件,道路机动车辆灯泡尺寸、光电性能要求,R,EGULATIONS,GB 11564,GB 4599,GB 4785,GB 5920,GB 17509,GB 15235,GB 7258,GB 11554,GB 4660,GB 15766,前位灯后位灯示廓灯和制动灯配光性能,前雾灯配光性能,外部照明和信号装置的安装规定,前照灯配光性能,转向信号灯配光性能,倒车灯配光性能,机动车回复反射器,后雾灯配光性能,中华人民共和国国家标准,机动车运行安全技术条件,道路机动车辆灯泡尺寸、光电性能要求,R,EGULATIONS,R,37,R98,R,48,R,19,R,7,R,112,R,99,R6,Fog lamp beam,HID bulbs,Setup on the car,HID bulbs for low and high beams,PO(AV/AR),STOP,Halogen low and high beams,Filament,bulbs,ID(AV/AR/SIDE),ECE Regulations,R,EGULATIONS,R,37,R98,R,48,R,19,R,7,R,112,R,99,R6,Fog lamp beam,HID bulbs,Setup on the car,HID bulbs for low and high beams,PO(AV/AR),STOP,Halogen low and high beams,Non sealed bulbs,ID(AV/AR/SIDE),ECE Regulations,R112-Low beam,Aiming,照准,:,The cut-off allows the low beam correct aiming.,It should not overpass either the broken line HV-H1-H4,or the HV-H3 line,For a RH driving beam,the horizontal cutoff should be placed to the left side of HV and 1%downwards(+/-1 horizontal discrepancy is allowed),Measurement conditions:,Measurements must be carried out with a standard bulb,The,current,must be established in order to assure the bulb nominal flux,according to regulation(cf.R37),B50L,1%,-6%,0,57,-3,42,75R,-1%,2%,-0,57,1,14,75L,-1%,-6%,-0,57,-3.42,50R,-1,5%,3%,-0,86,1,71,50L,-1,5%,-6%,-0,86,-3,42,50V,-1,5%,0%,-0,86,0,25L,-3%,-15,8%,-1,71,-9,25R,-3%,15,8%,-1,71,9,HV,0%,0%,0,0,ZIIIR,ZIIIL,Z4,Z1,P1,7%,-14%,4,-8,P2,7%,0%,4,0,P3,7%,14%,4,8,P4,P5,P6,P7,P8,V(%),2,H(%),-4,3,5%,3,5%,3,5%,0%,0%,-7%,0%,7%,-14%,-7%,2,2,0,0,V(),H(),0,4,-8,-4,Emin,Emax,0,4Lx,20 Lx,0,7Lx,2Lx,0,7Lx,0,7Lx,0,7Lx,0,7Lx,0,7Lx,0,7Lx,0,7Lx,0,7Lx,0,7Lx,0,7Lx,0,7Lx,1,5Lx,1,5Lx,6Lx,15Lx,12Lx,6 Lx,6 Lx,Emin,Emax,CLASS A,CLASSB,3 Lx,0,3Lx,0,7Lx,0,7Lx,0,1Lx,0,2Lx,0,6Lx,0,4Lx,12Lx,12Lx,2Lx,2Lx,0,7Lx,0,7Lx,2*50R,0,7Lx,0,7Lx,0,7Lx,0,7Lx,0,7Lx,0,7Lx,0,3Lx,0,6Lx,Zone 3 3 LX,Zone 1 2*50R OU 2*50L,ZIIIR Zone between H=0%,V=0%et H=15,8%,V=4,2%,ZIIIL:Zone between H=-15,8%,V=0%et H=0%,V=0%,25R,V(%),B 50L,75R,25L,P7,P1,P2,P3,P4,P5,P6,H2,H1,HV,H3,H4,H(%),H(%),45,15,75L,50R,50L,50V,P8,V(%),12lx,15lx,cut-off,-,Zone 3 3 LX,Zone 1 12 lx,50R:,Point located at 50m on the right side on the level of the ground.12 lx,B50L:,Point located at 50m on the trajectory of the eye of the driver coming from opposite direction.2 lx,HC:,In LB,it is a point of dazzling(E0.7 Lx)located in the axis of the lamp.0.8Emax,Physical significance of the principal points,HV,2L,1L,2R,1R,Photometric requirements:,2L,2R,1L,1R,HR,V(%),H(%),0%,0%,0%,4,5%,0%,-4,5%,0%,9%,0%,-9%,Min,MAX,32 Lx,16*75R,240Lx,16 Lx,16 Lx,4 Lx,4 Lx,Min,MAX,CLASS A,CLASS B,16*75R,240Lx,16*75R,240Lx,16*75R,240Lx,16*75R,240Lx,48 Lx,24 Lx,24 Lx,6 Lx,6 Lx,16*75R,240Lx,16*75R,240Lx,16*75R,240Lx,16*75R,240Lx,16*75R,240Lx,16*75R,240Lx,EMAX,0,8*,EMAX,0,8*,EMAX,16*75R,240Lx,Aiming,For a mixed headlamp,the high beam will be aimed as it follows the low beam aiming,If the high beam alone should be aimed,the maximum high beam illuminance should be placed at the HV point.,If the high beam is composed by many sources,all of them must be turned on simultaneously for the determination of the high beam maximum illumination point.,R112-,High,beam,75R,50R,25R1,25R2,15R,P3,P6,P2,P5,B,C,D,F,H4,H2,H3,H(%),V(%),B50L,50 L 20 lx,25L1,25L2,25L3,15L,P1,P4,P8,P7,HV,A,H(%),E,50V,75L,50L,V(%),Inside this zone E1 Lux,R98,HID,Low Beam,R98,HID High,Beam,Aiming:,For a mixed headlamp,the high beam will be aimed as it follows the low beam aiming,If the high beam alone should be aimed,the maximum high beam illuminance should be placed at the HV point.,Many differences may compose the high beam,provided that they are mentioned in the R37 and/or R99 regulations.,In that case,all the sources should be turned on when determining the high beam maximum illuminance point(HR),