GROUP 6 SECTION 3

17.00 – 21.00

ENGINEERING DESIGN

SPECIFICATION

Week 1

FUNCTIONAL REQUIREMENT

3

CONSTRAINS

1 100 kg

0.73m 2.45m

PERFORMANCE CHARACTERISTICS

Sub

Function

Engineering

Characteristics

U

nit

Limit

kg

m

m

≤ 100

≤ 0.73

≤ 2.45

kg

m/

s

m/

s

s

≤ 100

≥ 5

4.16

0.41

≤ 5

WORKING CONDITIONS

10,000

CONCEPT DESIGN

Week 2

WEIGHT RATING EVALUATION

METHOD

Week 3

WEIGHT RATING EVALUATION METHOD

1. Criteria

2.

3.

1

FUNCTION

Criteria Import

ance

Weight

Rating W.R. Rating W.R.

20 3 0.6 1 0.2

10 3 0.3 3 0.3

30 3 0.9 3 0.9

40 3 1.2 2 0.8

100 NA 3.0 NA 2.1

2 FUNCTION

Criteria Importan

ce

Weight

Rating W.R. Rating W.R.

20 2 0.4 3 0.6

30 4 1.2 1 0.3

30 4 1.2 1 0.3

20 2 0.4 3 0.6

100 NA 3.2 NA 1.8

3 FUNCTION

Criteria Import

ance

Weigh

t

Ratin

g

W.R. Ratin

g

W.R.

controller 30 4 1.2 2 0.6

20 2 0.4 2 0.8

20 2 0.4 1 0.2

30 3 0.9 1 0.3

100 NA 2.9 NA 1.5

4 FUNCTION

Criteria Import

ance

Weight

Ratin

g

W.R. Ratin

g

W.R.

30 3 0.9 2 0.6

40 4 1.6 2 0.8

20 4 0.8 3 0.6

10 2 0.2 4 0.4

100 NA 3.5 NA 2.4

5

FUNCTION

Criteria Importa

nce

Weight

Ratin

g

W.R. Ratin

g

W.R.

30 2 0.6 4 1.2

30 4 1.2 2 0.6

20 4 0.8 1 0.2

20 3 0.6 1 0.2

100 NA 3.2 NA 2.8

6 FUNCTION

Criteria Import

ance

Weight

Ratin

g

W.R. Ratin

g

W.R.

30 2 0.6 3 0.9

30 4 1.2 2 0.6

20 4 0.8 2 0.4

20 2 0.4 3 0.6

100 NA 3.0 NA 2.5

7

FUNCTION

Criteria Import

ance

Weigh

t

Ratin

g

W.R. Ratin

g

W.R.

10 1 0.1 4 0.4

60 3 1.8 1 0.0

10 3 0.3 1 0.1

10 1 0.1 4 0.4

100 NA 2.3 NA 1.5

8

FUNCTION

Criteria Import

ance

Weigh

t

Ratin

g

W.R. Ratin

g

W.R.

20 3 0.6 4 0.8

10 3 0.3 2 0.2

30 2 0.6 2 0.6

40 4 1.6 1 0.4

100 NA 3.1 NA 2.0

CONFIGURATION DESIGN

Week 4

CONFIGURATION PART

•

•

•

STD

STD

STD

STD

STD

STD

STD

STD

STD

STD

STD

STD

STD

STD

STD

STD

STD

STD

SPC

STD

STD

STD

STD

STD

STD

FUNCTION

Criteria Import

ance

Weigh

t

Ratin

g

W.R. Ratin

g

W.R.

30 2 0.6 4 1.2

20 4 0.8 3 0.6

10 1 0.1 3 0.3

30 3 0.9 2 0.6

10 3 0.3 2 0.2

PARAMETRIC DESIGN

Week 5

Part Diameter(m) Length(m) thick(m) Weight(N) weight(kg)

STD STD STD

STD STD STD

STD STD STD

STD STD STD

STD STD STD

m

m

m

-

kgρ kg/m3

M kgM STD) = kg

M kg

M M M p wide*length*High

*H

H mH m

Week 6

w1 = rpm N1 =

w2 = w1*(N1/N2) rpm N2 =

w3 = w4 rpm N3 =

w4 = w3*(N3/N4) rpm N4 =

w4 = w5 rpm r5 = cm

w5 = w6 rpm r6 = cm

V wr rpmDiameter

m

r m

No. N or R w (rpm)

V

(W6)*(r

rpm

m/s

km/Hr

DETAIL DESIGN

Week 7

DETAIL DESIGN

DETAIL DESIGN

DETAIL DESIGN

DETAIL DESIGN

DETAIL DESIGN

…. ?

BOM AND MANUFACTURING PROCEDURE

P

art

N

o.

Part

Name

R

eq

uir

e

Mat

eria

l

den

sity

ma

ss Raw

Material

Form

Proce

ss 1

Proce

ss 2

Proce

ss 3

Proce

ss 4

Pro

ces

s 5

Pr

oc

es

s 6

Pr

oc

es

s

7

Req

uire

d

Mac

hine

E

A

kg/

m3 kg

Structu

re

Ste

el

1x1

square

tube 2

mm

thicknes

s

Cut to

2000

mm x

2

Cut to

1300

mm x

4

Bend

1300

mm

tube

Weld

2000

mm

tube

to

1300

bende

d tube

Cuti

ng/F

iber

Mac

hine

Wel

din

g

Ma

chin

e

STD

Ste

el

Jetset

355

STD

Ste

el

559

sprotex

STD

Allo

y

Amortiz

ator DV-

22

BOM AND MANUFACTURING PROCEDURE

Stee

l

0.375

x25

tube

0.7

inch

thickn

ess

Cut

to

82.5

5

mm

x1

cut

to

101.

6

mm

x2

cut

to 89

mm

x2

cut

to 76

mm

x1

Weld

101.

6

tube

to

82.5

5

tube

Wel

d

82.5

5

tube

to

89

tube

Weld

89 tube

pieces

and

Wed

76 tube

to

101.6

tube 2

pieces

Cu

ttin

g

Ma

chi

ne

We

ldi

ng

Ma

chi

ne

Stee

l

3.75x

250

tube

0.7

inch

thickn

ess

Cut

to

82.5

5

mm

x1

cut

to

101.

6

mm

x2

cut

to 89

mm

x2

cut

to 76

mm

x1

Weld

101.

6

tube

to

82.5

5

tube

Wel

d

82.5

5

tube

to

89

tube

Weld

89 tube

pieces

and

Wed

76 tube

to

101.6

tube 2

pieces

Cu

ttin

g

Ma

chi

ne

We

ldi

ng

Ma

chi

ne

Stee

BOM AND MANUFACTURING PROCEDURE

6061

-T6

(SS)

12.7x177

.8 tube

1.778

thickness

cut

to

76.2

mm

tube

x2

cut

to

25.4

mm

tube

x1

Drilin

g to

76.2

mm

tube

x1

Bend

76.2

mm

tube

x1

Weld

76.2

tube

to

76.2

tube

Weld

76.2

mm

to

25.4

mm

tube

Cu

tin

g/F

ibe

r

Ma

chi

ne

Dril

lin

g

ma

chi

ne

We

ldi

ng

Ma

chi

ne

6061

-T6

(SS)

2x2

square

tube

2.794

thickness

cut

to

106

6.8

mm

cut

to

203.

2

mm

Weld

1066

.8

mm

to

203.

2

mm

at

150

degr

ee

Cu

ttin

g

Ma

chi

ne

We

ldi

ng

Ma

chi

ne

cut

Weld

304.

8

FORCE ANALYSIS [BEAM]

FACTOR OF SAFETY

Red tripe 5737808

Green stripe 2868904

Factor of safety = 2

DISPLACEMENTName Type Min Max

Displace

ment

URES: Resultant Displacement 0 mm

Node: 386

0.00171401 mm

Node: 3169

2-SimulationXpress Study-Displacement-Displacement

FORCE ANALYSIS [BOAT]

Week 7

Week 7

Week 7

Week 7

Week 7

DETAIL DESIGN

Week 7