beam deflection

TUGAS 1

“BEAM DEFLECTION”

PRAKTIKUM SIMULASI MESIN

OLEH :

BILI DARNANTO SUSILO NIM 141910101069

JURUSAN S1 TEKNIK MESIN

FAKULTAS TEKNIK

UNIVERSITAS JEMBER

2016

Problem 1 Beam Deflection

A. Engineering Data Beam A = 8 in2

I = 10.667 in4

E = 20E6 psiB. Geometry

C. ProblemTentukan defleksi yang terjadi pada batang akibat adanya pembebanan tersebut!

D. Solution Software : Mechanical APDL (ANSYS 12.0) Meshing : 4 node/ 3 elemen Langkah Simulasi:

1. Jalankan program Mechanical APDL (ANSYS 12.0)

2. Tentukan Jobname dari lembar kerja kita.(Go To ANSYS/Faculty Utility Menu)

FileChange Jobname

OK

3. Tentukan bidang kajian yang akan kita simulasikan.(Go To Main Menu)

PreferencesStructural

OK4. Mulai pemodelan permasalahan:

(Go To Main Menu)Preprocessor

Element TypeAdd/Edit/Delete

AddStructural & Beam & 2D elastic 3 & OK

Close Element Type windowReal Constants

Add/Edit/DeleteAdd

OK(Click inside the AREA box and type) 8(IZZ) 10.667(Height) 4

OKClose

Material Props

Material Models & Structural & Linear & Elastic & Isotropic

(Click inside the EX box and type) 20E6

OK

A message will appear (Note: PRXY will be set to 0.0). Click OK

Close Material Models window

Preprocessor

Modeling

Create

Nodes

In Active CS

(Click inside the NODE box and type) 1 (then click) Apply(Click inside the NODE box and type) 2 (X=) 40 (then click) Apply

(Click inside the NODE box and type) 2 (X=) 80 (then click) Apply(Click inside the NODE box and type) 3 (X=) 120 (then click) OK

(Go To Utility Menu)

PlotCtrls

Numbering

(Go to NODE and click) OFF (then OFF will be toggled to ON)

Elem/Attrib numbering

Click arrow box to choose “Element numbers”

OK

Plot

Nodes

(GoTo Main Menu)

Preprocessor

Create

Elements

Auto-Numbered

Thru Nodes

(Pick nodes) 1 & 2 (then click) Apply (Node 1 is on the origin of Coord. axis)

(Pick nodes) 2 & 3 (then click) Apply (Node 1 is on the origin of Coord. axis)

(Pick nodes) 3 & 4 (then click) OK

Define Loads

Apply

Structural

Displacement

On Nodes

(Pick node number) 1 & OK (Node1 is on the origin)

(Lab2) All DOF (DOFs to be constrained)

(Value) 0

OK

Force/Moment

On Nodes

(Pick node number) 4 & OK

(Click arrow box inside of the Lab box and choose) FY

(Value) -100

OK

(GoTo Main Menu)

Solution

Solve

Current LS

(Read Message and click) OK

Click OK on the information message “Solution is Done!”

Close STATUS command window

(GoTo Main Menu)

General Postproc

Plot Results

Contour Plot

Nodal Solu

DOF Solution & Y-Component of displacement

(Undisplaced shape key, choose) Deformed shape with undeformed model

OK

List Results

Nodal Solution

DOF Solution & Y-Component of displacement

OK