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Balansirlash Platformasini Loyihalash Kalkulyatori

Rotorni sahadagi balansirlash uchun balansirlash platformasini (yumshoq tayanch) loyihalang. Zarur prujina qattiqligini, tabiiy chastotani, statik cho'kishni va o'tkazish koeffitsientini hisoblang.

Yumshoq Tayanch Loyihalash Transmissibility 2–8 Springs
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Results

Har bir prujina uchun talab qilinadigan qattiqlik
Umumiy qattiqlik (k_total)
Platformaning tabiiy chastotasi (f_n)
Statik egilish (δ_static)
Transmissibility
Chastota nisbati (f_op / f_n)
Total Mass

Platformaning tabiiy chastotasi

Platforma massa-prujina tizimining tabiiy chastotasi:

Where mtotal = mrotor + mplatform and ktotal — barcha prujinalarning umumiy qattiqligidir (N/m).

Har bir prujina uchun talab qilinadigan qattiqlik

Where n — prujinalar soni va ftarget = RPM/60 × ratio (e.g. ×1/3).

Transmissibility

Ish tezligida so'nishsiz uzatish koeffitsienti:

Yaxshi balanslashtirish sharoitlari uchun T 15% dan kam bo'lishi kerak. Chastota nisbati 3 bo'lganda T ≈ 12,5%.

Statik defleksiya

Amaliy Misol

Misol — 1800 RPM da 80 kg rotor

Given: mrotor = 80 kg, mplatform = 15 kg, 1800 RPM, 4 prujina, nisbat 1/3

mtotal = 95 kg, fop = 30 Hz, ftarget = 10 Hz

ktotal = 95 × (2π×10)² = 375,055 N/m = 375.1 N/mm

kper spring = 375.1 / 4 = 93.8 N/mm

δstatic = 95×9.81 / 375,055 × 1000 = 2.49 mm

T = 1/(3²−1) = 12.5%

⚠️ Note: Barcha prujinalar bir xil qattiqlikka ega bo'lishini va yuk markazlashtirilganligini ta'minlang. Notekis egilish qiyshayishga olib keladi, bu esa balanslashtirish jarayonida tebranish ko'rsatkichlarini buzadi.

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