Production an Operation MNG

Classified in Design and Engineering

Written at on English with a size of 8.9 KB.

N-total # of containers

D-planned usage rate of using work center

T-avg waiting time

X-policy variable

C-capacity

N=DT(1+X)/C

D-demand,usually in units x12 to get it

S-ordering cost

H-holding(carrying) cost per unit per yr

P-price

Annual carrying cost=Q/2xH

Annual ordering cost=D/2xS

TC=Q/2xH+D/QxS Present TC=u/2xH+D/uS

Length of order=Q/D

Q=sqr2DS/H

Q/#x100=space needed

Savings=Presents TC-TC at EOQ

Period months or #

Forecast- given

-Output

Regular

Overtime

*subcontract

Output forecast = (Regular + Subcontract+overtime) - Forecast

-Inventory

Beg

End

Avg

*backlog= when the inventory is negative

-cost

Regular

Overtime

*subcon

Inventory=Avgx$

Back orders

Total Costs

Entradas relacionadas: