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–асчет транзисторного Ў»ѕ

–асчет транзисторного Ў»ѕ

?????Ѓ???Ѓ?? ??????????? ©??????

???????©????? ???©????Ѓ?????? ????Ѓ?????????? ???Ѓ?Ѓ©Ѓ

??Щ???? ????Ѓ?????? ? ????Ѓ??Ѓ??????

??????Ѓ?????? ???????

? ?????Ѓ??? ???S??? ?? Щ????????S

Х????Ѓ?????? ???????????-?????? ? ???????????Ѓ?????? ©?Ѓ????Ѓ???

?? Ѓ??©: Х???S?????Ѓ???S ?SЃS???Ѓ??©? ????????????©?

??S??????Ѓ??S?? Щ?? ?????Ѓ?©? ??S???????Ѓ?Щ? ?????????©? ?????

??????????: ???ЩS?? ©????? ?-41-?

????Ѓ?? ?.?.

??????: Ѓ???S??? ?.?.

©. ??S?S???©

1998©.

¬¬≈ƒ≈Ќ»≈

???????Ѓ?Щ????Ѓ?S ??S??????Ѓ??S?? Ѓ ??S???????Ѓ?Щ?? ?????????©? ?

?S?S?S???©? ???? Щ????? ?Щ?Ѓ?S?Ѓ?????????? ??S??Ѓ????? : ЩЃ????????S?

???Ѓ?Щ?????? ??S?©?? ?S?Щ? ?????????? ??????? ? ????????S????? ЩЃ?©??S?S?,

?Ѓ???????? ??©?????? ??S??????Ѓ??S??; ????©? Ѓ???Щ??©? ???????Ѓ?S???;

?S????? Ѓ?S??S? ??????S??????? ? ????? ??S??????????, Ѓ?????©? ??? ,

Щ?????????? ?S?S©???????? ???????????, Ѓ?????? ???S???????S??????, ?????

????? ? ©???????Ѓ, ???????Ѓ?? Ѓ?????? ?? ?S??.

?S?S????S???? ??S??Ѓ????? Ѓ ????????S? ??S?S?? ?Щ?Ѓ?S?Ѓ?????

????????????S ??S??????Ѓ??S??, ????????S Ѓ ?S???S ?S?S????S??? ? ???????S??

?? ????????? ?????????©? ??????S???. Ѓ???S ??S??????Ѓ??S?? ????????

???Ѓ???S ???????- ?????????? (ђ??).

»—’ќƒЌџ≈ ƒјЌЌџ≈ :

??????? ? 36 :

?Ѓ?©??S?? - ???132?©3

?S??? ????Ѓ?S??? - ????S?SЩ??S

?????S??? ?S?? - ?Щ???????S ?Т220?

ЃS????S???S Щ????S ЩЃ?©??S?? :

|Ќоминальный момент, |35 |

|Ќ*ћ | |

|Ќоминальна€ частота |600 |

|вращени€, об./мин. | |

|Ќоминальное |53 |

|напр€жение, ¬ | |

|Ќоминальный ток, ј |50 |

|—опротивление |0,0574 |

|обмотки €кор€ при | |

|150о—., ќм | |

|»ндуктивность |0,422 |

|обмотки €кор€, м√н. | |

?S???S?Щ?S??? ??S?S????? ???? ? ?????Ѓ??? ?????

????Ѓ?S??? ????????????©? ??S??????Ѓ??S?? :

|—— реализовать на основе  555“ћ9 |

|¬ ѕ ¬» использовать  555“¬9 и  555»≈18 |

|–» реализовать в базисе »-»Ћ»-Ќ≈ на 555 серии |

|—–Ќ реализовать на  555 ѕ15 |

|√» выполнен на 555 серии по схеме на рис.1. ¬ нижнем по |

|схеме положении движка резистора R4 частота генератора : |

???.1. ?S?S????? ????????Ѓ

1. ‘ункциональна€ схема преобразовател€

??©????? ????Ѓ??, ?S????Щ??? ????S?????Ѓ??? ?????????????

??S??????Ѓ??S?? Щ?? ????Ѓ?S??? ЩЃ?©??S?S? ?????????©? ???? ? ???????

??????? - ?????????©? ??S??????Ѓ??S??, ????????????S ????? ??????©?

Ѓ????S?? ?? ?????Ѓ?? ??S?S ? ???????? Ѓ ?S???S ????S?SЩ??©? ????Ѓ?S???.

??????? ?????Ѓ??S? ?????????????? ??S?? ??S??????Ѓ??S?? :

??S??????Ѓ??S?? ??ЩS???? : ??S??????Ѓ??S?? ??Щ? Ѓ? Ѓ?S?S???? ???S?Ѓ??

(????), ??S?? ????????????? (??), ??S?? ??ЃS???Ѓ? ???? (???),

?????SЩS???S?? ????????Ѓ (??), ????????????S ????? Ѓ?1-Ѓ?4 ? ?????ЃS???

ЩЃ?©??S?? (?).

??????S? ??S??????Ѓ??S?? ??SЩ????? ??????? :

?? Ѓ??Щ ???? ??Щ????? ??Щ ?????©????Ѓ???? ? ? ??©??? ?? ??S?? ?????????????

???. ? Ѓ???Щ? ???? ?? Ѓ??Щ ?????SЩS???S?? ????????Ѓ ??Щ?S??? ??©??? ?,

Щ???S??????? ??????©? ??????????????? ??Щ? ?. ????S ??©?, ??????? ??

????Ѓ???? ??©???? ???? ? (???? ??Щ? ?), ??????S ??????S??S ?1 ?? ??S??

?????????????? ? ??©??? ? ?? ??S?? ??ЃS???Ѓ? ???? ??©???? ?????©????Ѓ????

(???). ?? ????Ѓ??S? ??????? ????S? Ѓ?1-Ѓ?4, ??S??S??Ѓ?? ????S?SЩ??? ?S???

??????.

2. —оставление принципиальной схемы преобразовател€ и расчет параметров ее

элементов.

2.1. –асчет неуправл€емого выпр€мител€.

??? ??????? ??S??????Ѓ??S?? ????Щ?????? ???????? ???????,

??S??S??Ѓ????? ??????S??? +53?, +5?, ±12?. ? ?S??? ??S???S??? ???S? Щ??

?????Ѓ?? ????? ????S??? ??ЩS????? ?????????????.

? ???S??ЃS Щ??Щ?Ѓ ??1-??4 ????S??? ?? 122-150-4 ? ???????????? ?????

150 ? ? ???????? ??????S??S? 400 ?, ? Ѓ ???S??ЃS ??5-??16- ??202?.

????????? ??????? Ѓ1 ?????????? ?? 53? 50?, ??????? ?? Ѓ2 -9? 1?,

??????? ??? ? ?? - ?? 12? 1? ???Щ??.

??? ???????????? ??????S??? ????S?S?? ???S©??????S ?????????????

?S??? ??142?? 5 ? 12? ????ЃS???ЃS???.

2.2. –асчет транзисторного ключа

????Ѓ?? ????????????? ђ?? ?Ѓ??S??? ????Ѓ?? ????????????? ???? (Ѓ?),

??????? ??SЩ???Ѓ??S? ????? ???????????? ??????S???S ?-Ѓ?, ??ЩS????SS ??S??

???Ѓ???? ? ????S???. ?Щ?? ?? Ѓ???????Ѓ Ѓ? ??SЩ???Ѓ?S? ?? ??????S 2. ??S??

??ЩS???? Ѓ???Щ??S ??????????? ??6, ??7, Ѓ????S???S ?? ??S?S ??????©???? ?

???????? Щ??Щ?? (??2); ?????????? ??7 ? Щ??Щ ??2 ??©?? ??ЩS????? ?S???????

??????S???? Ѓ????S???? ???????Ѓ. ??SЩЃ???Щ??? ?????Щ Ѓ?????S? ??

???????????? ??2-??5. ??S?? ??ЩS???? ????S ©???Ѓ????S???? ???Ѓ????

(???????? ??1). ??????S ??SЩЃ???Щ??©? ??????S?? ? ????????Ѓ ????Ѓ?S???

????S??Ѓ??S??? ?? ??ЩS????©? ????S??????©? ????????? ?? ??SЩ?S? ??????.

?????? ????Ѓ?©? ????????????©? ????? ????S??Ѓ??S??? ??SЩ?????

???????: ??? ???????Ѓ?? ????Ѓ?????? ????????Ѓ ??Т0, ?? Ѓ???ЩS ????????

??SS? ?S??? ??©??S???? ????, ??????????? ??2-??4 ???S???, ? ?????????? ??5

??????. ??? ???? ?? ????Ѓ?? ?S?? ???????????Ѓ ??6,??7 ?S?S? ?????????? ???.

??? ??Щ??S ??©???? ????Ѓ?S??? ?? ??1 (??Т1) ?????????? ??????????? ??2-??4,

??????S??? ?????????? ??5 ? ?? ????Ѓ?? ?S?? ???????????Ѓ ??6,??7 ?S?S?

?????????? ????Ѓ?? ???, ?.S. ????????????? ???? ?????Ѓ?S??? Ѓ ????????

?????????. ???Щ ??2, Ѓ????S???? ??????S???? Ѓ???Щ???? ?????Щ? Ѓ?, ??????

Щ?? ???Щ???? ???? ???? ??©????? Ѓ ђ??.

???. 4. ??S?? ????????????©? ?????

?????ЃSЩS? ????S? ?????S???Ѓ ????? ? Ѓ??S?S? S©? ??S?S??? .

???SЩS??? ??????S??S ????????? ??????? ?? ?? ????Ѓ?? :

??Т(1,1...1,2)??ЩТ60?.

????Щ? ?? ????Ѓ?? ??S??S?S??? ?????? ?? ???????? , Ѓ?????S?

?????????? ??7 :

??_???>2*??Т2*50?

??????S? Ѓ ???S??ЃS Ѓ???Щ??©? ??????????? ?????? ????? ???????

???200??120??2 ?? ??SЩ?????? ?????S????? :

?X??Т1200?

?X??Т1200?

?XТ2?200У

?21?Т30

? ?Щ??? ??????S ? ?S©? ??ЩS?????? ЩЃ? Ѓ????S???? ?? ?????????Ѓ??

??S?S ???????????, ??? ???Ѓ???S? ????S???? ?Щ?? ?????? ?? ЩЃ? ?????.

???????????? ??? ????S????? ??????????? ??6:

??_???(??6)Т??_?(??7)/?21?Т50/30Т1,66 ?

??????S? ??6 ????Щ? ?? ??S??Ѓ???? :

???_???>??Т60 ?

??_???>??_???(??6)

?? ????Ѓ?????? Ѓ?????S? ?Ѓ 819?.

???SЩS??? ?8 ?? ????Ѓ?? ??S??S?S??? ??? ?? ???S ??7

И???(??7) Т(0,1...0,3) ??Т6,0?

?8Т???(??7) /????(И??7)Т6/0,08Т75 ??

???SЩS??? ????S?Ѓ?S??? ???????? :

??8Т?2???*?8Т(0,08)2*75Т0,48 ??.

?????©???? ???SЩS??? ?7:

???(??6) Т(0,1...0,3) ??Т6,0?

?7Т???(??6) /????(И??6)Т6/0,01Т600 ?? ; ???????S?

????Щ?????S ????S??S ?? ??Щ? ?24 ?7Т620 ??

???SЩS??? ????S?Ѓ?S??? ???????? :

??7Т?2???*?7Т(0,01)2*620Т0,062 ??.

?6 Ѓ?????S? ????Щ? ?? ??S??S??? ??S?S?? ?????S??? ????? Ѓ

??????Ѓ?Ѓ?S??? ?S???S ? Ѓ???????©? ?7.

, ©ЩS :

( ?? ) ;

?? ????Щ?????©? ??Щ? Ѓ?????S?

?Т68 ??

???SЩS??? ????S?Ѓ?S??? ???????? :

??6Т?2??*?6Т(1,66/12)2*68Т1,3 ??.

???S?S? ??????????? ??SЩЃ???Щ??©? ?????Щ?. ????S??? ?? ?? ?????????

±12? ?? ??SЩ?S? ??????. ???S?S? ??4,??5 :

???Т??/??Т12/68Т0,176 ?

???????? ?? ????S????S ??????????? :

???Т??2/??Т2 ??

????Щ? ?? Ѓ??S???Ѓ????? ????S??SЃ, Ѓ?????S? ??????????? ?Ѓ814?,

?Ѓ815?. ? ???S??ЃS ???????????Ѓ ??2-??3 ????S? ?? ?S ?????S?S??????? ????.

?S?????? ?5 ?? ????Ѓ?? ?©?????S??? ???? Ѓ ?S?? ?-? ??3 ?? ???Ѓ?S 30?У

Ѓ?????S?:

?Т12/0,03Т400 ?? [ 390 ?? ]

???????? ????S???? ?5 :

?Т(0,03)2*390Т0,351 ??

?S?????? И?4 Ѓ?????S? ????? ?? ????Ѓ?? ??S??S?S??? ??? ?? ???S ??3, ?

?3- Щ?? ??S??S?S??? ???? Ѓ ?S?? ?-? ??2 ?? ???Ѓ?S 10??.

??Т12/0,01Т1,2 ??? ;

???????S? ?3Т1,1 ???, ? ?4Т100 ??.

?2, ????Щ? ?? ???????????©? ???? ?S?S? ?????????? ????????:

????Т5?У

?2Т12/0,005Т2,4 ???

?????S??? ?1 ????????Ѓ????? Ѓ ??.

???Щ ??1 ??S???????S? Щ?? ?ЃS???S??? ???????? ?S?S????S???

???????????Ѓ, ????S??? ?? 209?. ??2??SЩ??????S? Щ?? ???Щ???? ???? ????

??©?????, ????S???

2.3. ѕреобразователь кода временных интервалов

? ????ЃS???Ѓ?? ? ????Ѓ?S?, ???? ?S????Щ??? ?S?????Ѓ??? ?? ???????S???

?S??? ?555 ? ????????Ѓ???S? ?555??18 ? ?555Ѓ?9.

??S?? ?S???????? ???? ???ЃSЩS?? ?? ??????S 5, ? Ѓ?S?S???? Щ??©?????

?????? - ?? ??????S 6 :

???. 5. ??S?? ????

??S?? ??????S? ??SЩ????? ??????? :

?? Ѓ??Щ ??S?? ??Ѓ??ЩS??? ??3.У ??Щ????? ???????? ??? ?? ?????Ѓ?©?

©S?S??????. ? ???SЩS?S???S ???S??? Ѓ?S?S?? ??S?? ????????????? Ѓ???????Ѓ?S?

?????Ѓ?S ???????? ? ???, ??????S ??????Ѓ??Ѓ??? ???©©S? ??2.У Ѓ ????????S

Х1?, ?Щ??Ѓ?S?S??? ??????Ѓ?? ??Щ ? Ѓ ??S???? ? ????S??? ??????ЩS??S

????????Ѓ ?? Ѓ??Щ ??S????? ??4. Ѓ?? ??? ??Щ ? ??SЩ???Ѓ?S? Ѓ Щ???????S?????

??ЩS, ??? ??S?S ??S???? ??ЩS? ???????? ?? Ѓ???????S, ? Ѓ ??? ???S??, ??©Щ?

Щ??????S? Щ? ????, ??????? ? Ѓ???Щ? ?S?S????S??? ?2 Ѓ??Ѓ????? Ѓ ????Щ??S

????????S ???©©S? ??2.У, ???????, Ѓ ?Ѓ?? ??S?SЩ?, ???Ѓ?S? Х0? ?? Ѓ???ЩS

????S??S? ??????ЩS??S ?????Ѓ?? ????????Ѓ ?? Ѓ??Щ ??S????? ?S?S? ??S?S??

??3.У. ????Щ??? ??©??? ?, Щ???S??????? ??????©? ??????????????? ??Щ? ?,

?????S??? ? Ѓ???Щ? ???©©S?? ??2.У. ??S?S???? Щ??©????? ?????? ????

??SЩ???Ѓ?S?? ?? ??????S 6 :

2.4. –аспределитель импульсов.

??? ??Щ??? Ѓ ???SЩS?S???S ???S??? Ѓ?S?S?? ????Ѓ?????? ??©????Ѓ ??

????ЃS???Ѓ????S ????????????S ????? (Ѓ?) ????????S??? ?????SЩS???S??

????????Ѓ (??).

? ????ЃS???Ѓ?? ? ????Ѓ?S?, ?S????Щ??? ?S?????Ѓ??? ?? Ѓ ?????S ?-???-

?? ?? 555 ?S???. ?S?????S? ?? ?? ?555??11 ? Щ???????S????? ??©??S.

???. 7. ??S?? ??

??©????? ?????? ?? Щ? ????S?SЩ??©? ????Ѓ?S??? :

??1Т? v1 ???? ? + ? v1 ???? ? + ? v1 ???? ?

??2Т? v1 ???? ? + ? v1 ???? ? + ? v1 ???? ?

??3Т? v1 ???? ? + ? v1 ???? ? + ? v1 ???? ?

??4Т? v1 ???? ? + ? v1 ???? ? + ? v1 ???? ?

??S??, ?S????????? Щ????S ??????? ???ЃSЩS?? ?? ??????S 7. ???

????Ѓ?S??? ?ЃS??Щ??Щ??? ??????? ????S?S?? ??S?S??? 2?-?? ? ??. ????????S?

?????©??????Ѓ????S ?S??????? Ѓ ?S??? ?ЃS??Щ??Щ?Ѓ ??????? :

?Т?/?Т5/0,010Т500 ?? ; Ѓ?????S? ???????SS ????S??S ?? ????Щ?????©?

??Щ? 510 ??.

????S?Ѓ?S??? ?S???????? ???????? :

?Т0,012*5Т0,0005 ??

2.5. —хема синхронизации :

? ????ЃS???Ѓ?? ? ????Ѓ?S?, ??S?? ????????????? ?S????Щ??? ?S?????Ѓ???

?? ?555Ѓ?9.

ИИ???. 8. ??S?? ?????????????

????S? ??????? ??Щ???S©? ©S?S?????? ??? Т 32 ???.

????????S? ?????S??? ?? :

? ????S? ?? ??S?S ?????S??? ЩЃ???? ?4 ??????? ??©???? ??Ѓ?? :

?Т1/(1,4*?1*X1)

????S? ?1Т470 ?Щ, ??©Щ?

?1Т(1/32000)/(1,4*4,7*10-10)Т44642 ??, ????S? 47 ???

??S?? ????????????? ?? ??2 Ѓ???????Ѓ?S? ???????? ???? Щ?? ???? ?

??S???????? ??????? ??©??? ?1 Щ?? ??.

2.6. —хема равенства нулю

?? Ѓ??Щ ???? ??S?? ???????S? 4-?????Щ??? ??Щ ?????©????Ѓ???? ?, ? ??

Ѓ???ЩS ??????S??? ??©??? ?, ????S? ? Т 1 , S??? ??Щ ? ?S ??ЃS? 0, ? ?Т0,

S??? ??Щ ?Т0. ??©????? ????Ѓ??, ??? Щ????? ???? ??????? ?? ????????S????S

?555??15.

Ѓ.?. ????????S???? ??SS? 8 Ѓ??Щ?Ѓ, ? ??Щ ? 4-? ?????Щ???, ?? ?S????????S??S

Ѓ??Щ? ? ?? ??????? ????? Ѓ????? Ѓ??Щ? ??Щ?S? ??©. Х0?. ?? ????? Ѓ????? ?1

??Щ?S? ??????? ? ?????Ѓ?©? ©S?S??????, ?? ?2 - ???????? ? Ѓ???Щ? ?S?Ѓ?©?

???©©S?? ЩS???S?? ??????? - ????? ??????? ??Щ?? ????????? ?S?S???????? Ѓ?S

?????Щ? ??Щ? ?. ??? ??????? Х1? ???? ?? ?? ?Щ??? ?? ??? Ѓ ??- ???©©S?

?????S??? ?? ?S SЩ????? - ????? ??????? ???????S??? ??©??? ?. ?S??S??? Ѓ

????Щ??S ????????S ??- ???©©S? ????????? ?? ?? ??S?? ????.

???.9. ??S?? ??ЃS???Ѓ? ????

3.0. «аключение

? ?S???????S Ѓ?????S??? Щ????©? ?????Ѓ?©? ???S??? ??? ????S?????Ѓ??

????????????? ???????- ?????????? ??S??????Ѓ??S?? Щ?? ?S©?????Ѓ?? ?©??Ѓ??

???????? Ѓ???S??? ??Ѓ.



© 2003-2013
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