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Nazorat signallarini statistik chiziqlilashtirish masalasini hal qilishda dispersion yondashuv asosida yigirish mahsulotlari sifatini baholash

Fan yo'nalishi:MuhandislikUmumiy muhandislikSanoat va ishlab chiqarish muhandisligi
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O_TJ.2024.04.8_ce14c86b.pdf

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MAQOLA ANNOTATSIYASI

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Ushbu maqolada yigirish mahsulotlari sifatini nazorat signallarini chiziqlilashtirish asosida baholash masalalari kо‘rib chiqiladi. Bunga yigiruv ishlab chiqarishning dinamik nochiziqli boshqaruv tizimlarining zaruriy aniqligini ta’minlash orqali erishiladi. Dinamik chiziqli bо‘lmagan tizimlarning aniqligini о‘rganishning eng samarali usullaridan biri statistik chiziqlilashtirish usulidir. Bunday holda, nochiziqli bog‘liqlik ekvivalent chiziqli bilan shunday yaqinlashtiriladiki, bunda haqiqiy chiziqli bо‘lmagan elementning chiqishidagi tasodifiy jarayon ekvivalent chiziqli elementning chiqishidagi tasodifiy jarayonga yaqin bо‘ladi. Maqolada statistik linearizatsiya muammosini hal qilishda dispersion yondashuv kо‘rib chiqiladi. Ikkita muammo kо‘rib chiqiladi. Birinchi vazifadispersiyani linearizatsiya qilishning nazariy usulini ishlab chiqishdir. Ikkinchisi - taklif etilayotgan usulni eksperimental о‘rganish va uni ma’lum usullar bilan taqqoslash. О‘rganilayotgan obyekt sifatida Hammershteyn modellari tanlangan. Har bir obyekt modeli uchun identifikatsiya muammosi kо‘rib chiqilgan usullar bilan hal qilindi , ular uchun qoldiq dispersiyalarning qiymatlari hisoblab chiqildi va о‘zaro taqqoslandi. Birinchi masalani yechishda haqiqiy va taqribiy yaqinlashuvchi funksiyalar о‘rtasidagi shunday taqribiy chiziqli bog‘lanishni topish kerakki, ularning matematik kutilishi va dispersiya funksiyasi juda aniq mos kelishi talab qilinadi. Ikkinchi masalani yechishda nochiziqli dinamik obyektlarning asosiy turlaridan biri bо‘lgan (Hammershteyn modellari) shovqin obyekti mavjud bо‘lib, obyektning kirish va chiqishida qо‘shimcha va mustaqil ravishda ta’sir qiladi.

MUALLIFLAR

О.Кадиров

TOSHKENT TO'QIMACHILIK VA YENGIL SANOAT INSTITUTI

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# ip# mahsulot sifati# matematik kutish# yigiruv ishlab chiqarish# chiziqli bo'lmagan tizimlar# linearizatsiya# dispersion yondashuv# chiziqli tizimlar# tasodifiy funksiyalar# dispersiya funksiyalari# chiziqli bo'lmagan transformatsiyalar funksiyasi# Gammershteyn modeli

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