Knowledge Answer

Nigute ushobora kubara igipimo cyimpeshyi (k) yimpinduka nyinshi Crest-to-Crest umuraba wamazi, kandi ni izihe mbogamizi zumurongo usanzwe ugereranya?

2026-06-16 Ibibazo

Igipimo cyambere cyumurongo ($ k $) cyimpinduka nyinshi Crest-to-Crest isoko yisoko itangwa nisoko ryahinduwe rya Timoshenko yahinduwe: $$ k = \ frac {E \ cdot b \ cdot t ^ 3 \ cdot N_w ^ 4} {P_m ^ 3 \ cdot N} \ inshuro K_g $$ Aho: - $ E $ $ E uburebure bwurukuta rwa radiyo ($ mm $) - $ t $ nubunini bwibintu ($ mm $) -...

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Official Answer

Answer

Igipimo cyibisanzwe cyumurongo ($ k $) cyimpinduka nyinshi Crest-to-Crest isoko yimvura itangwa nimpinduka ya Timoshenko yahinduwe:

$$ k = \ frac {E \ cdot b \ cdot t ^ 3 \ cdot N_w ^ 4} {P_m ^ 3 \ cdot N} \ inshuro K_g $$

Aho:
- $ E $ ni Modulus ya Nyamwasa ya Elastique ($ N / mm ^ 2 $)
- $ b $ nuburebure bwurukuta rwa radiyo ($ mm $)
- $ t $ nubunini bwibintu ($ mm $)
- $ N_w $ numubare wimikorere ikora kumurongo
- $ P_m $ ni impuzandengo ya diameter ($ mm $), ibarwa nka $ (D_ {hanze} + D_ {muri}) / 2 $
- $ N $ numubare wimikorere ihinduka
- $ K_g $ ni ikintu cyo gukosora gishingiye ku kwaguka kwa diameter mugihe cyo gutandukana

Imipaka yo kugereranya umurongo:
1. Ubuvanganzo na Hystereze: Guhuza hagati yimisozi mugihe cyo gutandukana kwa axial bitera guterana amagambo, bikaviramo hystereze no kwiyongera kwizuba ryiza mugihe cyo gupakira vs gupakurura.
2. Imipaka yo gutandukana: Inzira ni umurongo gusa kugeza kuri 80% byuzuye byo gutandukana. Kurenga 80%, umuraba utangira kumanuka cyangwa gukora umurongo-uhuza, bikabije byongera ubukana bwimpeshyi.
3. Shim Irangira: Niba shim irangiye (impera iringaniye) isobanuwe kugirango igabanye umutwaro uringaniye, uruhare rwabo rugomba kubarwa kuko byongera ubukana bwimiterere kandi bikagabanya impinduka zifatika.

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