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ID number:359595
 
Author:
Evaluation:
Published: 12.08.2024.
Language: Latvian
Level: College/University
Literature: n/a
References: Not used
Time period viewed: 2021 - 2025 years
Extract

Dots līdzsprieguma avots ar spriegumu U1=(200+0+1=201)V, RL slodze ieslēgta
reversīvā tranzistoru impulsregulatora shēmā, kuru vada ar sinusa modulāciju ar
vadības sprieguma frekvenci f=(20+0+1=21)Hz un šī sprieguma amplitūdu
Uvm=(5+0=5)V. Divpolārā zāģsprieguma frekvence ir 5 kHz , amplitūda 20 V.
Noteikt slodzes strāvas pamatharmonikas efektīvo vērtību un fāzes nobīdes leņķi
pret vadības spriegumu, ja slodzes R=(1+0=1)omi, bet induktivitāte
L=(10+1=11) mH. Uzzīmēt shēmu! Pārbaudīt ar Virtuallab (Voltage source
inverter with sine modulation)!
Dots:
U1 = 201V
f = 21Hz
Uvm = 5V

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