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Distribution and warehousing (10.2 SHA (Step 1 Classify materials and…
Distribution and warehousing
10.1 Layout planning and materials handeling
SLP systematic layout planning
Figure 10.1
SHA systematic handling analysis
PQRST key
R route: where will it be moved to
S supporting services: what support will the movement require
Q quantity: hpw much will it be moved
T time: when will the movement be realized
P product: what will be moved
10.3 SLP
Phase 2 determine the general layout
Phase 3 detail the layout
Phase 1 determine the location
Phase 4 equip and install
The diagram:
the inventory
the technical provision
the architectural requirements
the required floor area per activity or departement
the activities
10.2 SHA
Step 1 Classify materials and products
Solid
Single
physical properties
Shape
Weight
Risk of damage
Dimension
State
other properties
Special requirements
Time
Quantity
Step 2 determine the layout
Step 3 analyze the movement and flow of goods
Step 4 vusualize the movemnt
Step 5 gather knowledge
Step 6 Draw up preliminary discussion plans
Step 7 investigate
Step 8 calculate the need for equipment people and money
Step 9 evaluate
10.10 Management information from WMS
A certain service level is the result of:
inventory management
warehouse management
indicator:
planning
progress
result
the performance
the use of resources
the completeness
10.4 Internal warehouse functions
Figure 10.4
dispatch
use of equipment
order picking
put away
goods receipt
10.6 Storage
Types
Shelving/compartment rack
Mobile shelving
Cantilever rack
Block stacking
Drive-in/drive-through rack
Pallet rack
Roll-through rack
10.7 order picking
Gronau two forms
2 parallel picking
1 sequential picking
Sub forms:
2 sequential picking per item
processing small orders
quick dispatch
3 parallel picking per order
large orders
items that need to be stored in dfferent ways
organization where short respons time is required
1 sequential picking per order
low capacity warehouses with limited storage and order picking volume
low transshipment percentages
small warehouses
4 parallel picking per item
large number of orders
items need to be stored in different ways
orginazation where short respons times are rerquired
Order picking systems:
story picking system
dynamic order picking
sepertated picking system
mixed collection system
side aisle system
two aisle system
main aisle system
10.5 Put away
Item group
Floor stocks, Bulk stocks
Physical properties
Free location, Fixed location
Demand frequency
10.9 warehouse management systems WMS
Issue
Division of labor
Storage
main functionality
Generating management information for inventory administration and inventory management
Support for activities related to procuction, invoicing, dispatch and customs
Planning and optimization of warehouse activities and capacity available
interface oppurtunities with other internal and external automated systems
Support the management for physical activities
Receipt
10.8 Warehouse equipment
Forklift truck
Reach truck
Warehouse cranes
Stacker
electrically powered stacker pedestrian
electrally powered stacker stand-up
manually powered stacker pedestrian
electrically powered stacker sit-down