Showing posts with label 1- main dimensions. Show all posts
Showing posts with label 1- main dimensions. Show all posts

Tuesday, 31 July 2007

imd003 - main dimensions ???? ???????? ?????????















?? ?????????? pole pitch, P_prime ?????? air gap length ??? ???????? ?????(page-2,3)?
?????? ????????? ?????????? parameter ???? ???????? ????????? ?????? ?????? ????????? ????? ????? ????????? ???????? ?????? ??????? ?????????? ??????? ???????? ??????? ???? ??????????? ????????????????? ???????? ????????????? ???????? ????? ????????? ????????????? ?????????? ?????????? ?????? ?????????????? ?????????? ????????? ??????????? ????????? ?????????????? ???????????? ?????????????? ???????? ??????? ????????????? ???????????? ?????????? ?????????????????????? ???????????????? ??????? ??????? ??????? ????????? ?????? ??????? ????? ??????????? ??????? ????????????????? ??????? ????????????? ????????? ?????????????? ????????? ???????????????????? ????????? ????? ?? ???????????????????????
??????? air gap length ????????????????(page-3)? ????????? k_B ?????? magnetic field wave form ?????????? ?????? empirical value - 1.11 ??? ??????????? ??????? ???????????? ??????????? ?????? ????? ??????? ????? ????????????? ????? ???????????????? ??????? ???? ?????????????? ??????????? inner diameter of stator, air gap length ??????? ????????????????? ??????? ?????????????????? ??????????????????? ???????? ????????? check point ????????????????? ????????? air gap length and pole pitch ??????? ?????? ? ?????????? ????????????? ????????????? ??????????? ??????? ????????????? (??????????????? ??????? ?????? (??? ?.??) ??????? ??????????????? ????????????? ?? ?????? ?????? ??????????? ????????? ??????????? ????????? ?????????)?? ??????? ?????????????? ??????????? ??????? ????????????? ????? ????????? ????????????? ??????????? ???????? ??????? ????????? ??????????? (????????? ???????? ???????????? ???????????? ???)?????? ????????? ????????????????
(????????? ???? ???????????????? ?????? ??????????????? ??????? ?????????????? ??????? ????????? ?????????? ??????? ????????? ????? ???????????????? ??????? ??????????? ??????? ?????????????? ???????? ????????? ????????? ??????? ?????? ??????? ????????????? ????????????? ????? ????????????? ???????? ???????? ??????????????? ????????? ???????????? ???? ???????? ???????????????)

Monday, 30 July 2007

imd002 - ????? design project ?????????















?????? ???????? ???????? ??????? ?????? ??????? ??????? ???????? ???????? ?????? ??? ????? ?????????? ??????? ?????? ??????????? AutoCAD drawing ??? ??????? download ???????????? ?????? ???????????
(squirrel cage induction motor) ????? ?????????? ?????????? ???????????????? ????? ???????????????????? ?????????? ??????? ???????????? ???????????? ??????????????????

Output power - 15 kw
Rated Voltage - 220/380
2p = 4
type IM1001
housing - IP44
cooling system - IC0141
climate - Y3
insulation class- F
main dimensions ????????? ????? ?????????????? ??????? D ????? l? ?????????(???-?,?,? ??????????)? ?????????????????????? ????????? ???? ??????? ????????? ???? ????? ????? ?? ??? ??????????????? ????????? high of rotating axis (h) ??? output power ????? 2p ??????????? ?? ??????????????????? ??? hand book ?????????? ??????????????? ???????????? h = function of ( P_prime , 2p ) ?????????? (??? ????????????? ??? ???????? ?????????????????????? ??????????????? ???? ???????????????????????) ??? case ???? out power P_prime = 15 kw , 2p = 4 ?? h = 0.17 m ?????????? ???? ??????? ?????? stator outer diameter ? Da ??? ??????????? (table-1) ???????????? Da = 0.272 m ??? ???????? ?????????? ????????????????? ?????????? ?????????? ?? ?????????????????? ?????????????? ?????? ?????????? ??????????? ?????????? ???????? ????? ????????? ????????????
??????? ??????? ????????? ??????????? (inner diameter) ??? ?????? ??????????? ????? ??????????? ? ??? ????????? (hand book?) ??? ???? ??????? ??? ?????????????? ???? ????? ????? ?????????????????????(talbe-2)? ?????? ???????? slot high ????? core high ???? ?????????? ????????? ????????? ???????????? ??????????? ???????? ?????????? ???????? ????????????? ????????? 2p = 4 ????? Kd ?????????? ?.?? ?? ???????? ?????????? ?????? ???????????(eq-2) ?? D ?????????? D=Kd.Da=0.68*0.272=0.185m ????????????
????? ????????????????? mathcad11 ????????????????????(page-1)? ??????? ??????????? English ??? Russia , symbol ????????????? Voltage ??? russian ??? U ???? ????????????? H ????? rated ??????????????? 1 ????? ??????????????? ???? ????????? ????????? U1H =220 ?????? ?????? ??????????? (?????) ??? ???? ???????????? n1 synchronous speed ??? rotating field speed ???????? ??????????????????