日光灯实验报告.doc

1.4 1.4.1 1 2 3 4 1.4.21rl1.4.11.4.1rllu231.4.2 rarll ppaplpiuurpa=iurpl =p?pa cos?puira1.4.220.5 i il ici?il?ic1.4.3 ic u 90i ?cos?cos?ic?= 0cos?=1?i?ic?ic?icl1.4.3 5 1.3.2(3)1.4.31 2 1.4.1rarll220v50hzi=0.35ap=40wua=100v cos1=1=ra =rl =l=paplc=3f ic=i=cos=1.4.331.4.4 1 2 3 4 5 6 7 8 9 1.4.5 1.4.411.4.42.2f4.7f6.9fc1c2c3iilic1.4.21.4.2iii?il?icilic1.4.4?1.4.6 11rarll1.4.12papl3202.2f4.7f6.9f1.4.3iu4156?1.4.7 1220v220v0250v23220 v 45 61.4.8 11.4.11.4.223ccos? 4* 5. : 12 3 psivcos?pp?sius0.50.67-17-1 7-27-1 7-2 7-1lrc?i?iirlc7-27-2?i?ucilrlrl?i?u?cos?lcicos?cos?cos?lc?p?irlucos?l?iucos?cis?iuth-dt 1 7-37-37-17-3 w,cs=ui 220*0.410=90.2 w cos=0.420220*0.365=80.3 w cos=0.480 220*0.395=86.9 w cos=0.500 220*0.280=61.6 w cos=0.610 220*0.230=50.6 w cos=0.730 220*0.265=58.3 w cos=0.720 220*0.200=44.0 w cos=0.860 220*0.210=46.2 w cos=0.900 220*0.230=50.6 w cos=0.770 220*0.270=59.4 w cos=0.730 220*0.770=169w cos=0.310s=ui7-1pcoss7-2s4.3 . 1. 2. uip 3. . 4.3-1k400500v100vrrllrl4.3-2. dg032 dy02t dg054-1t 1. 3. 3. 4. 5. ,. 1. 4.3-3(c)u=220v4.3-14.3-1 2. 4.32cu=220v4.3-24.3-2 . 1. 2. 3. 3 1 2 3 4 51uip50hzr?uriuliucipi2r?xl2?f12?fxcxl?l?xc?c?uixrz?pi2 ? ?arctg r?x?z2?r2rlc500v3a2*3-1p?uicos?pucos?i,rl?ul?irl?pl?i2rl?cos?pui220v1 23neel17eel52eel55meel001meel0230w630v/4.3f40w/220v30w13-23-1u220vururlu2 3-2220v3-1210vu20.6a0.37a123 1234 567811rl22 32?43-1 iicirl7 829678 _ _ ?1. 2. 3.4.?1. 2.3.dg10 4.dg11?1,11,22,i1,u1,u2,2 3/4 31301047211.