福彩3D开奖结果

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照明工程中的眩光及其评价方法

2016-7-27 13:56:13

 

 1 引言

  CHUSEDEZHAOMINGSHEJI、XIANJINDEZHAOMINGSHEBEI,RANGWOMENXIANGSHOUDAOLEZHAOMINGDAIJIWOMENDESHUSHIHEBIANLI。DANXUANGUANG(glare)WENTI,YIZHISHIGELINGRENSHIFENTOUTONGDEWENTI。

福彩3D开奖结果  SHENMESHIXUANGUANG?WEISHENMEHUICHANSHENGXUANGUANG?ZENYANGJIANGDI、SHENZHIXIAOCHUXUANGUANGNI?

福彩3D开奖结果  XUANGUANG:YOUYUSHIYEZHONGDELIANGDUFENBUHUOLIANGDUFANWEIDEBUSHIYI,HUOCUNZAIJIDUANDEDUIBI,YIZHIYINQIBUSHUSHIDEGANJUEHUOJIANGDIGUANCHAXIBUHUOMUBIAODENENGLIDESHIJUEXIANXIANG。[5]

  XUANGUANGSHIYIZHONGBULIANGDESHIJUEXIANXIANG,TAHUISHIRENGANDAOCIYAN,YINQIYANJINGSUANTONG、LIULEI、SHILIJIANGDI,SHENZHIKENENGHUIZANSHISHIQUSHIKANNENGLI。

  XUANGUANGSHISHIJUEGONGNENGJIANGDIDEJILIKEYIZHEIYANGLAILIJIE:YOUXUANGUANGYUANFACHULAIDEGUANG,ZAISHIWANGMOFANGXIANGSHANGSANSHE,XINGCHENGYIGEMINGLIANGDEGUANGMU,DIEJIAZAIQINGXIDECHANGJINGXIANGSHANG。ZHEIGEGUANGMUJUYOUYIGEDENGXIAOGUANGMULIANGDU(equivalent veiling luminance),QIZUOYONGXIANGDANGYUSHIBEIJINGLIANGDUZENGJIA,DUIBIDUXIAJIANG,SHIRENCHANSHENGXUANGUANGGAN,BINGQIENANYIKANQINGMUBIAO。

1.jpg

TU1 RENYANYUXUANGUANG

福彩3D开奖结果  2 YUXUANGUANGXIANGGUANDEMINGCISHIYI

  (1) SHIYE(visual field):

  YANJINGZHUSHIYIGEMUBIAO,ZHUSHIDIANYIWAIYIDINGKONGJIANDEWUTIYENENGKANJIAN,ZHEIGEKONGJIANFANWEICHENGWEISHIYE。SHIYEFENSHUIPINGSHIYEHECHUIZHISHIYE,FANYINGRENYANZAISHUIPINGFANGXIANGHECHUIZHIFANGXIANGDESHIRENFANWEI。

  JINGTAIXIA,SHUANGYANSHUIPINGSHIYEKEDA160DU,CHUIZHISHIYEKEDA50DU。ERZAIYUNDONGDECHELIANGZHONG,JIASHIYUANDEDONGSHIYEDAXIAOYUCHESUYOUGUAN。CHESUYUEKUAI,ZHUYIDIANXIANGYUANSHENZHAN,SHIYEJIUYUEXIAO,ZHOUWEIJINGWUJIUNANYIKANQINGCHU。

  JIAOTONGXINLIXUEYANJIUBIAOMING,CHESU40km/h,SHUIPINGDONGSHIYEWEI100DU;CHESU70km/h,SHUIPINGDONGSHIYEWEI65DU;CHESU100km/h,SHUIPINGDONGSHIYEWEI40DU。CHUIZHIDONGSHIYE,JIJIASHIYUANSHIXIANZAICHUIZHIFANGXIANGDESHIRENKONGJIAN,TONGCHANGWEI30DU。

  SHOURENYANSHICHAHEJIAOCHAZHAOMINGTIAOJIANDEYINGXIANG,RENYANZAIANHUANJINGXIADUIYANSEDEZHENGQUEFENBIANNENGLISHIHENCHADE。YINCI,SHIJUEFENBIANNENGLIQUJUEYUWUTIYUQIBEIJINGZAILIANGDUSHANGDECHAYI。YIGEWUTIZHIYOUZAIHUODEYIDINGDELIANGDUDUIBISHICAINENGBEIKANJIAN。

  (2) LIANGDUDUIBIC(luminance contrast):

  C=⊿L/Lb =∣Lo-Lb∣/Lb

  SHIZHONG,⊿L——SHIBIEDUIXIANGLIANGDUYUBEIJINGLIANGDUZHICHA;

  Lo——SHIBIEDUIXIANGLIANGDU(cd/m2);

  Lb——BEIJINGLIANGDU(cd/m2)。

  LIANGDUDUIBIYOU“ZHENGDUIBI”HE“FUDUIBI”ZHIFEN。DANGWUTILIANGDUGAOYUBEIJINGLIANGDUSHISHIZHENGDUIBI;DANGWUTILIANGDUDIYUBEIJINGLIANGDUSHISHIFUDUIBI。

福彩3D开奖结果  (3)LINJIE(YUZHI)DUIBIDUCt(threshold contrast):

  Ct = ⊿Lt /Lb

  SHIZHONG,⊿Lt——LINJIELIANGDUCHA,RENYANGANGNENGSHIBIEMUBIAOSHIMUBIAOYUBEIJINGJIANDELIANGDUCHA。

  (4)KEJIANDUSHUIPINGVL(Visibility Level):

  MUBIAOYUBEIJINGDESHIJILIANGDUDUIBIDUCYULINJIEDUIBIDUCtDEBIZHI。

福彩3D开奖结果  VL=C/Ct=⊿L /⊿Lt

  XUANGUANGANYINGXIANGCHENGDUFENWEIBUSHUSHIXUANGUANGHESHINENGXUANGUANG。

  (5)BUSHUSHIXUANGUANG(discomfort glare):

  SHIZHIZAISHIYENEISHIRENMENDEYANJINGGANJUEBUSHUSHIDEXUANGUANG,DANBINGBUYIDINGJIANGDISHIJUEDUIXIANGDEKEJIANDU。ZHEIZHONGXUANGUANGYECHENGWEIXINLIXUANGUANG。

  (6)SHINENGXUANGUANG(disability glare):

  SHIZAISHIYENEISHIRENMENDESHIJUEGONGNENGYOUSUOJIANGDIDEXUANGUANG。TASHIYIZHONGHUIJIANGDISHIJUEDUIXIANGDEKEJIANDU,DANBINGBUYIDINGCHANSHENGBUSHUSHIGANJUEDEXUANGUANG。

  XUANGUANGANQIXINGCHENGJILI,FENZHIJIEXUANGUANG、GANRAOXUANGUANG、FANSHEXUANGUANG、DUIBIXUANGUANG。

  (7)ZHIJIEXUANGUANG(direct glare):

  YOUSHIYEZHONG,TEBIESHIZAIKAOJINSHIXIANFANGXIANGCUNZAIDEFAGUANGTISUOCHANSHENGDEXUANGUANG。

福彩3D开奖结果  (8)GANRAOXUANGUANG(disturbance glare):

福彩3D开奖结果  DANGFEIGUANKANWUTIFANGXIANGSHANGCUNZAIFAGUANGTISHI,YOUGAIFAGUANGTIYINQIDEXUANGUANG。

福彩3D开奖结果  (9)FANSHEXUANGUANG(glare by reflection):

  YOUSHIYEZHONGDEFANSHEYINQIDEXUANGUANG,TEBIESHIZAIKAOJINSHIXIANFANGXIANGKANJIANFANSHEXIANGSUOCHANSHENGDEXUANGUANG。

福彩3D开奖结果  (10)DUIBIXUANGUANG(comparison glare):

  GUANGHUANJINGZHONGCUNZAIZHEGUODADELIANGDUDUIBIXINGCHENGDEXUANGUANG。

  3 XUANGUANGDEPINGJIAFANGFA

福彩3D开奖结果  DAOMUQIANWEIZHI,ZHENDUISHINEIHUANJING、TIYUCHANGGUAN、JIDONGCHEDAOLUDENGZHAOMINGCHANGHE,RENMENYIJINGZONGJIECHUYIXIASIZHONGZHUYAODEXUANGUANGPINGJIABIAODASHI:

  3.1 TONGYIXUANGUANGZHIUGR

0.jpg

福彩3D开奖结果  TONGYIXUANGUANGZHI(unified glare rating)UGRDEJISUAN:[5]

福彩3D开奖结果SHIZHONG,Lb——BEIJINGLIANGDU(cd/m2);

  La——GUANCHAZHEFANGXIANGMEIGEDENGJUDELIANGDU(cd/m2);

福彩3D开奖结果  ω——MEIGEDENGJUFAGUANGBUFENDUIGUANCHAZHEYANJINGSUOXINGCHENGDELITIJIAO(sr);

  P——MEIGEDANDUDENGJUDEWEIZHIZHISHU。

  YISHANGGECANSHUYINGANXIALIEGONGSHIHEGUIDINGQUEDING:

  1) Lb=Ei /π

福彩3D开奖结果  SHIZHONG,Ei——GUANCHAZHEYANJINGFANGXIANGDEJIANJIEZHAODU(Lx)。

  2) La =Ia/A·cosα

  SHIZHONG,Ia——GUANCHAZHEYANJINGFANGXIANGDEDENGJUFAGUANGQIANGDU(cd);

福彩3D开奖结果  A·cosα——DENGJUZAIGUANCHAZHEYANJINGFANGXIANGDETOUYINGMIANJI(m2);

福彩3D开奖结果  α——DENGJUBIAOMIANFAXIANYUGUANCHAZHEYANJINGFANGXIANGSUOJIADEJIAODU(°)。

  3) ω=AP /r2

  SHIZHONG,AP——DENGJUFAGUANGBUJIANZAIGUANCHAZHEYANJINGFANGXIANGDEBIAOGUANMIANJI(m2);

福彩3D开奖结果  r —— DENGJUFAGUANGBUJIANZHONGXINDAOGUANCHAZHEYANJINGZHIJIANDEJULI(m)。

福彩3D开奖结果  4) GUSIWEIZHIZHISHUPYINGANTU2SHENGCHENGDEH/RHET/RDEBIZHIYOUWEIZHIZHISHUBIAOQUEDING。

3.jpg

TU2 YIGUANCHAZHEWEIZHIWEIYUANDIANDEWEIZHIZHISHUZUOBIAO

福彩3D开奖结果  XITONG(R,T,H),DUIDENGJUZHONGXINSHENGCHENGH/RHET/RDEBIZHI。

福彩3D开奖结果  TONGYIXUANGUANGZHIUGRDEYINGYONGTIAOJIAN:

  (1) UGRSHIYONGYUJIANDANDELIFANGTIXINGFANGJIANDEYIBANZHAOMINGZHUANGZHISHEJI,BUSHIYONGYUCAIYONGJIANJIEZHAOMINGHEFAGUANGTIANPENGDEFANGJIAN;

福彩3D开奖结果  (2) SHIYONGYUDENGJUFAGUANGBUFENDUIYANJINGSUOXINGCHENGDELITIJIAOWEI0.1sr>ω>0.0003srDEQINGKUANG;

福彩3D开奖结果  (3) TONGYILEIDENGJUWEIJUNYUNDENGJIANJUBUZHI;

  (4) DENGJUWEISHUANGDUICHENGPEIGUANG;

福彩3D开奖结果  (5) ZUOZIGUANCEZHEYANJINGDEGAODUTONGCHANGQU1.2m,ZHANZIGUANCEZHEYANJINGDEGAODUTONGCHANGQU1.5m;

  (6) GUANCEWEIZHIYIBANZAIZONGXIANGHEHENGXIANGLIANGMIANQIANGDEZHONGDIAN,SHIXIANSHUIPINGCHAOQIANGUANCE;

  (7) FANGJIANBIAOMIANWEIDAYUEGAOCHUDIMIAN0.75mDEGONGZUOMIAN、DENGJUANZHUANGBIAOMIANYIJICILIANGGEBIAOMIANZHIJIANDEQIANGMIAN。

  3.2 XUANGUANGZHIGR

福彩3D开奖结果  SHIWAITIYUCHANGDIDEXUANGUANGZHI(glare rating)GRDEJISUAN:[5]

4.jpg

福彩3D开奖结果SHIZHONG,Lv1——YOUDENGJUFACHUDEGUANGZHIJIESHEXIANGYANJINGSUOCHANSHENGDEGUANGMULIANGDU(cd/m2);

  Lve——YOUHUANJINGYINQIZHIJIERUSHEDAOYANJINGDEGUANGSUOCHANSHENGDEGUANGMULIANGDU(cd/m2)。

  SHIZHONGDEGECANSHUYINGANXIALIEGONGSHIQUEDING:

1)

 5.jpg

 

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