intTypePromotion=1
zunia.vn Tuyển sinh 2024 dành cho Gen-Z zunia.vn zunia.vn
ADSENSE

Để cương thí nghiệm bộ biến tầng kiểu điểu rông xung

Chia sẻ: Phan Thi Ngoc Giau | Ngày: | Loại File: PDF | Số trang:9

95
lượt xem
10
download
 
  Download Vui lòng tải xuống để xem tài liệu đầy đủ

Tham khảo tài liệu 'để cương thí nghiệm bộ biến tầng kiểu điểu rông xung', kỹ thuật - công nghệ, điện - điện tử phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả

Chủ đề:
Lưu

Nội dung Text: Để cương thí nghiệm bộ biến tầng kiểu điểu rông xung

  1. TRÖÔØNG ÑAÏI HOÏC KYÕ THUAÄT COÂNG NGHEÄ KHOA ÑIEÄN - ÑIEÄN TÖÛ Ngaøy ……… thaùng ……… Naêm ………… Baøi 6: BAÙO CAÙO THÍ NGHIEÄM BOÄ BIEÁN TAÀN KIEÅU ÑIEÀU ROÂNG XUNG A. CAÂU HOÛI CHUAÅN BÒ TRÖÔÙC KHI THÍ NGHIEÄM. 1. Keå teân caùc loaïi bieán taàn. Phaân bieät bieán taàn tröïc tieáp, bieán taàn giaùn tieáp. ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ 2. Theá naøo laø nghòch löu doøng vaø nghòch löu aùp ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ 3. Neâu caùc phöông phaùp ñieàu khieån boä nghòch löu ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ 4. Trình baøy sô ñoà khoái boä bieán taàn ñieàu khieån theo phöông phaùp U/f = const ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ 5. Boä phaùt soùng sin chuaån coù taùc duïng nhö theá naøo. ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ 6. Taùc duïng cuûa xung tam giaùc trong vieäc ñieàu khieån boä bieán taàn theo pp U/f = const ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ Trang 36
  2. KEÁT QUAÛ THÍ NGHIEÄM BOÄ BIEÁN TAÀN KIEÅU ÑIEÀU ROÄNG XUNG Nguoàn ñieän aùp xoay chieàu: U = [V], taàn soá f = [Hz] Nguoàn ñieän aùp moät chieàu : U = [V] Dao ñoäng kyù: Taàn soá: 1. Taàn soá soùng SIN chuaån cöïc ñaïi Fmax (sin A) = …………………………………….(Hz). Taàn soá soùng SIN chuaån cöïc ñaïi Fmax (sin A) = …………………………………….(Hz). 2. Ñoà thò hình 6.1.BC: Giaûn ñoà soùng sin A, B, C vaø xung tam giaùc treân cuøng moät khung ñoà thò CH1-X ……………V/Div Time Base ……………… ms/Div Tín hieäu xung taïi TP1 CH1-X ……………V/Div Time Base ……………… ms/Div Trang 37
  3. Tín hieäu xung taïi TP2 CH1-X ……………V/Div Time Base ……………… ms/Div Tín hieäu xung taïi TP3 CH1-X ……………V/Div Time Base ……………… ms/Div Tín hieäu xung taïi T1 –T6 CH1-X ……………V/Div Time Base ……………… ms/Div Trang 38
  4. 3. Hình 6.2.BC: Daïng tín hieäu taïi TP1: CH1-X ……………V/Div Time Base ……………… ms/Div Trang 39
  5. Daïng tín hieäu taïi TP2. CH1-X ……………V/Div Time Base ……………… ms/Div Daïng tín hieäu taïi TP3. CH1-X ……………V/Div Time Base ……………… ms/Div Nhaän xeùt veà söï phuï thuoäc cuûa tín hieäu ra cuûa boä so saùnh (Comp 1-3) theo taàn soá vaø bieân ñoä tín hieäu sin chuaån: ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ ........................................................................................................................................ Trang 40
  6. Daïng soùng U(R) pha taïi U/Uin – (PE – 516) CH1-X ……………V/Div Time Base ……………… ms/Div Daïng soùng U(R) pha taïi V/Uin – (PE – 516) CH1-X ……………V/Div Time Base ……………… ms/Div Daïng soùng U(R) pha taïi W/Uin – (PE – 516) CH1-X ……………V/Div Time Base ……………… ms/Div Trang 41
  7. Daïng soùng U(R) pha taïi W-U (PE – 516) CH1-X ……………V/Div Time Base ……………… ms/Div Daïng soùng U(L) pha taïi U/Uin – (PE – 516) CH1-X ……………V/Div Time Base ……………… ms/Div Daïng soùng U(L) pha taïi V/Uin – (PE – 516) CH1-X ……………V/Div Time Base ……………… ms/Div Trang 42
  8. Daïng soùng U(L) pha taïi W/Uin – (PE – 516) CH1-X ……………V/Div Time Base ……………… ms/Div Daïng soùng U(L) pha taïi U-V (PE – 516) CH1-X ……………V/Div Time Base ……………… ms/Div Daïng soùng U(L) pha taïi V-W (PE – 516) CH1-X ……………V/Div Time Base ……………… ms/Div Trang 43
  9. Daïng soùng U(L) pha taïi W-U (PE – 516) CH1-X ……………V/Div Time Base ……………… ms/Div 4. So saùnh söï khaùc nhau giöõa tín hieäu U pha vaø U daây trong tröôøng hôïp taûi trôû vaø taûi caûm ................................................................................................................................................. ................................................................................................................................................. ................................................................................................................................................. ................................................................................................................................................. ................................................................................................................................................. ................................................................................................................................................. 5. Noái caùc loái ra U, V, W vôùi 3 taûi trôû R1 – R2 – R3. Giöõ U0 = 24V. Thay ñoåi bieán trôû SET VALUE. Xaùc ñònh moái quan heä giöõa taàn soá soùng sin chuaån vôùi doøng treân taûi F(sinA) I(A) 6. Nhaän xeùt, ñaùnh giaù keát quaû ño: ................................................................................................................................................. ................................................................................................................................................. ................................................................................................................................................. ................................................................................................................................................. ................................................................................................................................................. ................................................................................................................................................. ................................................................................................................................................. Trang 44
ADSENSE

CÓ THỂ BẠN MUỐN DOWNLOAD

 

Đồng bộ tài khoản
2=>2