## Just do my homework!

• HTML tags will be transformed to conform to HTML standards.
Question
Submitted by Viper1 on Wed, 2012-06-13 08:27
due on Fri, 2012-06-15 08:25
Hand shake with zext: Complete
Hand shake with Asma: In progress
Viper1 is willing to pay \$10.00
Viper1 bought 5 out of 5 answered question(s)
one anonymous student showed interest
More questions like this
 operation management operation management

# Balance the assembly Line (Operations Managment)

Balance the assembly line for the tasks contained in the table. The desired output is 240 units per day. Available production time per day is 480 minutes.

Work Element Time (Sec.) Immediate Predecessor(s)

A 40 ---

B 45 ---

C 55 A

D 55 B

E 65 B

F 40 C,D

G 25 D,E

a) What is the desired Cycle time in seconds?

b) What is the theoretical minimum number of stations?

c) Use trial and error to work out a solution in the table below. Your efficiency should be at least 90%.

Station Candidates Choice Work-Element

Time (Sec) Cumulative Time (Sec) Idle Time

d) Calculate the efficiency of your solution.

Submitted by zext on Thu, 2012-06-14 16:46
teacher rated 73 times
4.90411
purchased 6 times
price: \$8.00

5

body preview (3 words)

check xxxxxxxx file..

file1.docx preview (320 words)

4. xxxxxxx the xxxxxxxx line xxx the tasks xxxxxxxxx in the table. xxx desired output xx 240 units per xxxx Available production xxxx xxx day xx xxx xxxxxxxx

xxxxxxxxxxxx
 Work Element xxxx (Sec.) Immediate Predecessor(s) x xx --- B 45 xxx x xx A D xx B x 65 x F xx xxx G 25 xxx

xxxx xx xxx desired xxxxx time xx xxxxxxxx xx xxxxxxx

xxxxxxxx

Production time xxx day x xxx xxxxxxx = 8 hours

xxxxxxx output xxxxxxx xx 240 xxxxx xxx day x xxxxx = xx units xxx xxxx

xxxxxx desired xxxxx xxxx in seconds is given xx

c x 3600/30 x 120 xxxxxxx xxx unit.

What xx xxx theoretical xxxxxxx number xx xxxxxxxxx xx xxxxxxx

Theoretical minimum, TM = xxxx xx xxx xxxxx xx

x xxxxxxxxxxxxxxxxxxxxxxxxxx

x xxxxxxx x xxxx

xxxxxx xxxxxxxxxxx xxxxxxx xxx xx stations is 3.

xxx xxxxx xxx xxxxx to xxxx xxx x solution xx xxx xxxxx below. Your efficiency should be at xxxxx xxxx xxx xxxxxxx

xxxxxxxx

- - - more text follows - - -

Submitted by StatSolver on Thu, 2012-06-14 10:06
teacher rated 56 times
5
purchased 4 times
price: \$7.00

body preview (15 words)

xxxxxx xxx xxx attachment xxx solution. If xxx need xxx xxxxxxxxxxxxx please xxx me. xxxxxxx

file1.doc preview (199 words)

xx xxxxxxx the xxxxxxxx xxxx xxx xxx tasks contained xx xxx xxxxxx The xxxxxxx output is 240 units per day. xxxxxxxxx production xxxx per xxx xx xxx minutes.

xxxxxxxxx
 Work Element xxxx (Sec.) xxxxxxxxx xxxxxxxxxxxxxx x xx --- x 45 --- C xx A D xx B x xx x F xx xxx x xx D,E

a) xxxx is the desired xxxxx xxxx xx xxxxxxxx xx points)

Cycle time xx xxxxx by,

xxx xx = x xxxx minutes/240 xxxxxxxxx seconds/minute)

xxxx = 120 xxxxxxxxxxxxx

b) xxxx xx xxx xxxxxxxxxxx minimum xxxxxx of stations? xx xxxxxxx

xx

xxxx theoretical minimum xxxxxx xx xxxxxxxx is given xxxx

xxxxxx = = xxx x xx + 55 x 55 + xx + 40 x xxxxxxx

xxxx x xxxxxxxx

xxxx = xxxxxx or 3 xxxxxxxxx

xx Use xxxxx and xxxxx to xxxx out a solution xx the xxxxx below. xxxx efficiency xxxxxx xx at xxxxx 90%. (10 xxxxxxx

xxxx xxxxxxxxxx diagram is xxxxx in xxx xxxxxxxxx figure.

xxxxxxxxxxxxxxxxxxxxxxxxxx
 xxxxxxx Candidates xxxxxx xxxxxxxxxxxxx xxxx xxxxx xxxxxxxxxx xxxx xxxxx Idle Time (c x 120) xx B B xx 45 xx A,D,E E xx xxx 10 S2 x A xx 40 xx x C xx xx xx S3 xxxxx D xx 55 xx F,G x xx xx xx x x xx 120 x

S1 x {B,E}, S2 = {A, C}, xxx S3 x {D, F, xx

xx Calculate the efficiency xx your solution. (2 xxxxxxxx

The efficiency of xxx solution is given by,

Efficiency =

= [325/(3*120)](100%)

x (325/480)(100%)

x (0.9028)(100%)

= xxxxx %

Balance delay = xxxx - xxxxxxxxxx x xxxx x 90.28% x xxxxx

40

A

xx

E

45

B

25

x

55

x

5530

x

xxx

x