Khảo sát ứng suất của nòng súng khi bắn bằng phương pháp phần tử hữu hạn

NGHIEN Cl/U - TRAO 06\

KHAo SAT LFNG SUAT CCiA NONG SUNG KHI BA N

BANG PHU-ONG PHAP PHA N TCF HQ-U HAN 7

THE SURVEY OF STRESSES OF A BARREL WHE N FIRING BY THE FINITE

ELEMENT METHOD

t ^ uil Trin Qudc Trinh, 11 Tiin Diing

Hpc vien Ky thuit Quin sit

Bdi bdo ti-inh biy qud ti-inh md phdng iing suit cia ndng sing Aim khi ban do chm tii cua dp

sultkhi thudc vd nhiitdd. BangphUdngphipphin tUhiuhgn (PTHH), ding vdi cdng cu mdphdng

bangphin mlm Ansys, vile tinh todn Ungsuit dd iudcgiii quylt vi khdc phuc nhilu nhUde dilm md

mgt sd phUdngphdp khic gap khd khdn. Ket qud thu dUOc la tin cdy vd trifcquan, cd the ding tinh todn

cho mat so kit ciu vu khi tUdng tif.

Til khda: (Jng sudt ndng, md phdng AKM.

ABSTRACT

This article presents a simulation process ofthe stress field ofthe barrel of a AKM rifle when

firing under the load of the gas pressure and temperatixre The calculation ofthe deformation gfa barrel

were resolved and many disadvantages of other methods were overcome because of the finite element

"^tf'odandthesimulationtoolsaftheAnsyssaftwareTheresultafthismethodisreliableandvisualand

It can be used tocatculatesamesimilartechnkal issues.

Keywords: Stress, barrel, simulation. AKM. ce

ISSN 0866-7056

TAP CHl CO KHI VlfiT NAM, Sd 7 nam 2016

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