Finit? ?l?m?nt ?n?lysis ?f S????g? ?nd ?xit Gr?di?nt und?rn??th Jinn?h B?rr?g? W?ir F?und?ti?n by Using G??-Sl??? (S???/W) S?ftw?r?

摘要

In ?r?s?nt r?s??r?h w?rk ? sl?v? ?r?gr?m (S???/W) ?f ? G??-Sl??? S?ftw?r?, w?s us?d t? ??m?ut? th? s????g? flux ?nd ?xit gr?di?nt und?r Jinn?h b?rr?g? w?ir f?und?ti?n. 2-D F? m?del w?s g?n?r?t?d by using f?ur ty?es ?f ?l?m?nts, i.?. tri?ngul?r, squ?r?, re?tangular ?nd tr???z?id?l. W?t?r s????g? is ?n? ?f th? m?j?r issu?s whi?h is t? b? ?n??unt?r?d ?m?h?ti??lly ?s m?in stru?tur? ?f th? w?ir v?ry mu?h d???nd?nt ?f ?n s????g? du? t? ?bvi?us r??s?ns. B?s?d ?n th? ??rtin?nt te?hni?al d?t? ?t its ?rigin?l sh??? ?nd siz? ?t th? tim? ?f ??nstru?ti?n th? s????g? ?nd ?xit gr?di?nt w?s ??rri?d ?ut num?ri??lly ?nd furth?r th? ?xit gr?di?nt w?s ??m??r?d with Kh?sl?’s M?th?d. Th? r?sults sh?w?d th?t ?t l?w?st w?t?r l?v?l ?t th? u?str??m ?f th? b?rr?g?; minimum s????g? (5.0995 x 10^-6 m³/s??/m) ?nd ?t high?st w?t?r l?v?l m?ximum s????g? (6.7994 x 10^-6 (m³/s??/m) ???urs r?s???tiv?ly. Th? ?xit gr?di?nt f?r ?ll th? s??n?ri?s w?s f?und within th? ??rmissibl? limits ?f (0.25 t? 0.20) f?r shingl? m?t?ri?l; whi?h ??nf?rms th? s?f?ty ?rit?ri? ?f th? w?ir. Th? th??r?ti??l ?nd simul?t?d ?xit gr?di?nt v?lu?s w?s ??m??r?d t? ??unt?r ?h??k th? ?ffi?i?n?y ?f num?ri??l m?d?l whi?h sh?w?d th?t ?m?ngst ?ll th? d?t? s?ts th? RMS?, M?, ?nd ?MR? w?s f?und (0.007354), (0.006180), ?nd 0.98% r?s???tiv?ly. Th? ??rf?rm?n?? ?ffi?i?n?y ?f th? m?d?l w?s f?und?d ?s 99.995%. Th? F? m?d?l w?s ?ls? v?rifi?d by ??m??ring th? th??r?ti??l ?nd simul?t?d v?lu?s ?f ?xit gr?di?nt whi?h sh?w?d th?t th? sl??? lin? w?s ?bs?rv?d t? b? ???r?xim?t?ly ?t 45 d?gr??; whi?h is ?n ?vid?n?? th?t th?r? w?s n? signifi??nt diff?r?n?? b?tw??n th??r?ti??l ?nd simul?t?d ?xit gr?di?nt v?lu?s. Thus, it is ??n?lud?d th?t th??r?ti??l v?lu?s ?f ?xit gr?di?nt ?r? n?t mu?h diff?r?nt th?n th? simul?t?d ?n?s.