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ดู: 4259|ตอบกลับ: 2

11 ????????????????

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::: ?????????????????????????????????????????????????? ????????????????????????????????????????????????? ?????????????????????????????? ???????????????????????? ???????? ??????????????????? ?????????????????????????????? ????????????????????????????
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  • ???????????????????????????
  • ???????????????????????????????
  • ?????????????????????????????????????????????????????????
  • ???????????????????????????????????
  • ???????????????????????????????
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??????????????????????????????? ???????????????????????????? ?????????????? ???????????????????????????????????? ? ?????? ????????????????? ????????????? ?????????????? ???????????????? ??????????????????????????? ??????????????????????????????????? ???????????  ???????????????????????? ? ?????????????????????????????????? ????????????????????????? ???????????????????????? ??? ????????????????????? ??????????????????????????????????????????
?????????????????? ?????????????????????????????????????????????????? ???????????????????????? ????????????????? ?????????????????? 2 ?????? ???
  • ???????????????????? (DC Motor)
  • ????????????????????? (AC Motor)
??????????????????????????????????????????????????????????? ???????????????????????????????????????????????????? ???????? (Stator) ??????????????????????????????????????????(Rotor)???????????????????????????????????? ??????????????????????????????????? ???????? ??????????????? 3 ??????
  • ????????????????????????????????????????????? (Permanent DC Motor)?????????????????????????????????????? ????????????????????????? ????????????????????????????? ? ???????????????? ?????????????????????? ???????????????????
  • ???????????????????????????????????? (Wound DC Motor) ??????????????????????? ?????????????????????? ?????????????????????????????????????? ???????????????? 2 ????????? ???????????????????????? ??????????? ????????????? (Series Motor) ??????????????????????? ???????? ???????????? (Shunt Motor) ?????????????????????????????????????????????????? ???? ????????????????????????????????????????????????????? ????????????????????????????????????
  • ???????????????????????????????????????????????? ?????????????? ??????????????? (Stepping Motor) ???????????????????????????? ????????? ????????????????????????????????????????????
??????????????????????????? ????????????????????? ???? ??????????????????? (Synchronous Motor), ???????????????????? (Induction Motor) ?????????????????????????????????? ??????????????????????? ???????????????????????????????????? ???????????????????? ????????????????????? ?????????????????????????? ???????????????????????????????????
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?????????????????????????????????????????????????????????? ?????????????????????????????????????? ??????????????????????????? ???????????????????????????????????  ??????????????????????????????????????????????? ??????????????? ????????????????????????????????????????? ???????????????????????????? ??????????????????????????? 2 ????????????? ? ???  ???????????????? ?????????????????????????? 1 ??? ?????????????????????????? ????????????????????????????? ???????????????????????????
????????????????????????????????????????????????? 11.2
  • ?????? 11.2 ?. ???????????????????????????? ?????????????????????????? ???????????????????????????????????? ????????????????????????????????????? ?????????????????????????????? ??????????????????????????????????
  • ?????? 11.2 ?. ??????????????????????????????????? ?????????????????????????????????????????????????????? ??????????????
  • ?????? 11.2 ?. ??????????????????? ??????????????????????????????????????
?????????????????????????????????????????????????????????? 11.3
???????????????????????? ???????????????????????????????????????????? (Brushes) ???????????????????????????????????????? (Commutator) ???????????????????????? ?????????????????????????????????????????????????????? ????????????????????????????????? ????????????????????????????????? ???????????????????????? ????????????????????? ???????????????(I) ??????????????? (L)  ??? ??????????????????????????????? (B)

????????????????????????????? ????????????????????????????????????????? ?????????????????????????????????????? ?????????????????????????????? ????????????????????????????????????????????????? ?????????????????????????????? ???????????????????????????????????????????????????????????????????? ??????????????????????????????? ??????????????????????? ?????????????????? ??????????????????? ?????????????????????????????? ???????????????? ???????????????? ????????????????????????????????????????????????????????????????????????????????????
??????????????????????????????????????????????????????????? ???????????????????  ????????????????????????????????? ??????????? (Armature) ???????????????? (Torque)?????????????
????????????????????
????????????????????????????????????????????????????????????????????
????????????????
??????????????????????????? 3 ?????????
1.        ???????????????????????? (Speed Control)
2.        ?????????????????????? (Torque Control)
3.        ????????????????????????????? ( Direction Control)
??????????????????????????????????????? ???????????????????????????????????????? ??????????????????? ???????????????????????????????????????? ????????????????????????????? ????????????????????????????  ?????????????????????? ???????????????????????????? ?????????????????? ???????????????????????????????????? ????????????????????    ????????????? ???????????????????????????? ?????????????????????????????? ?????????????????????????????? ?????????????????????????????? ???????????????????????? ??????????????????????????????????????????????????????? ??????????????????? ???????????????????????????????????? (Wire Wound Resistor) ?????????????????????????????????????????  ???????????????? ?????????????????????? ??????????????????????????? (Pulse Width Modulator) ???????????????????????????????????????? ? ?????????????????? ???????????????????????????????????????????? ?????????????????????????????????????? ??????????????????????????????  ????????????????????????? ???????????????????????????????????????????????
???????????????
?????? ???????????????? 4 ??? ?????????????? ???????????????? S1 ??? S2 ??????????? ??????????? S1 ??????? ??? S2 ???????? ?????? ???????????? Q1 ??? Q4 ????????? ???????? Q2 ??? Q3 ??????????????????????????????????????? ???????????????? S1 ??????????????????????????????? ??? ????????????????? ???????????????? S2 ???????????????????????? S1 ???????? ????????????? Q2 ??? Q3 ??????? ???????? Q1 ??? Q4 ??????????? ???????????????????????????????? ??????????????????? ???????? S1 ??? S2 ??????????????? ??????????????????????????????????????????????????????????? ?????? LED ???? 2 ??? ??????????????????????? ??????????????????????????????? ????????????????? ????????????? 4 ?????? ???????????????????? ??????????????????????????? ???????????????????????????????????????? ????????????????????????????? ????????????????? S1 ??? S2 ????????????????????????? ?????????????????????????????? ???????????????????? ??????????????????????? ????????????? ?????????????? ???????????????? ????????????????????????
?????????????????????????????????????????????????????????????????????? ??????????????????????????????? ???????????????????????????? ??????????????????????

โพสต์ 11-7-2017 06:39:56 | ดูโพสต์ทั้งหมด
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โพสต์ 12-1-2018 13:03:15 | ดูโพสต์ทั้งหมด
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