• Mudarija
  • II bob Elektr o‘lchashlar
    		•

    Elektrotehnika va elektronika




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    ELEKTROTEHNIKA VA ELEKTRONIKA oquv qollanma

    Аnnotation 
    This training manual is intended for students of non-electrical bachelor's degrees.5340700 - 
    Hydrotechnics (water management), 5450100 - Use of water energy in irrigation systems, 5450200 - 
    Melioration and water management, 5630100 - Ecology and environmental protection, 5141100 - 
    Hydrology reservoirs) 
    The first chapter, devoted to the study of electrical circuits, includes direct current circuits, 
    single and three-phase sinusoidal circuits and their calculation. 
    The second chapter, devoted to the study of electrical measurements, gives general concepts of 
    metrological and electrical measurements. 
    The third chapter is devoted to the study of electrical machines, gives general concepts about 
    transformers, asynchronous, synchronous and DC machines. 
    The fourth chapter, devoted to the study of the electric drive, contains general concepts of 
    control and protection devices and the principles of operation of electric drives. 
    The fifth part is devoted to the basics of elektronics, elektronic amplifiers and renewable 
    energy sources. 

    5 
    Mudarija
     
     
     
     
     
    Kirish…………….…………………………………………………………………………………………………………………………. 
    6 
    I bob Elektr zanjirlari.......................................................................................................................................... 8 
    1 
    O‘zgarmas tok zanjirlari va ularni hisoblash……………………………………………………………………………. 8 
    2 
    Bir fazali sinusoidal tok zanjirlari va ularni hisoblash…………………………………………………………….. 24 
    3 
    Uch fazali tok zanjirlari va ularni hisoblash…………………………………………………………………………….. 46 
    II bob Elektr o‘lchashlar…………………………………………………………………………………………………………………….
    63 
    4 
    Metrologiya va elektr o‘lchashlar haqida umumiy ma‘lumotlar……………………………………………. 
    63 
    5 
    Suv xo‘jaligi tizimlarida elektr kattaliklarni o‘lchash……………………………………………………………… 
    69 
    6 
    Kontrol-o‘lchash asboblarining tuzilishi va asosiy elementlari………………………………………..…….
    82 
    7 
    Noelektrik kattaliklarni o‘lchovchi kontrol-o‘lchash asboblari
    va ikkilamchi uskunalar. Mexanik kuch va momentlarni o‘lchovchi
    kontrol - o‘lchash asboblari……………………………………………………………………………………………………..
    89 
    8 
    Namlikni o‘lchash va nazorat qilish asboblari………………………………………………………………………….
    95 
    9 
    Suyuqlik va gaz sarfini o‘lchaydigan asboblar…………………………………………………………………………
    110 

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