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Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,*,Appendix 1 - Storage systems,Updated 14/01/03,1,Small parts storage & picking systems,Paternoster or,Vertical Carousel,Mezzanine floor,shelving,Shelving,Draws in Pallet,racking,Shelf storage,stacker crane,Powered Mobile,Shelving,Horizontal Carousel,2,High density small parts storage and picking,Carton live storage,Longspan shelving + mezzanine floor,Mini-load,3,Mini Load - AS/AR (OSR - Order storage & retrieval),parts to man configuration,very large number of SKUs,random location,items held in totes,single cranes per aisle,mixed cycle storage & picking,high density storage,slow to medium throughput,distribution centre, parts, WIP & kitting,4,Small parts item weighing,Sensors placed under tote boxes,linked to read write RFDT for use on,multiple components. Use manufacturing,supply of small low value components,fixings. Permits error free live updating,of warehouse records. For higher cost items,can be linked to an issue order so giving,full traceability,Source: Manufacturing & Logistics IT Oct 2002,5,Combined storage and picking systems -,carton live storage,Source: temperature controlled logistics Sept 2002,man to goods,limited height availability,high variety SKUs low throughput,combined storage and picking,suitable for wide variety of goods and conditions,high speed where linked to WMS and pick to light,high stock accessibility,good stock rotation,good separation of feed and pick functions,honeycombing,manual feeding of stock,requires good outer cases,6,Combined storage & picking,Horizontal Carousel,parts to man,single bin per operation,used in multiple pods,limited height availability,heavier items,high variety SKUs low throughput,combined storage and picking cycle,high speed where linked to WMS,capital cost 40 - 60k+,high stock accessibility,higher noise levels,7,Vertical Carousel,Combined storage & picking,Vertical Carousel,combined storage and picking cycle,high speed where linked to WMS,capital cost 40 - 60k+,high stock accessibility,low noise levels,advanced type can have separate vertical,zones,parts to man,single bin per operation,good height,utilisation,high cube items,high variety SKUs medium throughput,8,Palletised storage systems :Block Storage,Features :,unit load placed directly onto floor,limited depth - 6,plts,deep,- back to back 2x6,often used with counter balance - narrow chassis,single product per line- limited SKUs large holding,Advantages :,no capital equipment required,high floor utilisation 55%,simplified management,can use random access,Disadvantages :,limited stacking height 3-4,plts, - post pallets, converters,difficult to achieve First In First Out (LIFO),limited access to pallets / greater need for double handling,typical occupancy 60 -70% - honey-combing,computerised location can be difficult to achieve,Honey combing,9,Block storage warehouse,10,Palletised storage systems :Adjustable Pallet Racking,Features :,vertical end frames, horizontal cross beams,usually storing 2 pallets per beam,up to 8 m high,variable slot heights, typically 1.5 -1.7 m,large number of SKU, variable to low stock holding per SKU - low density,cost per pallet stored 20 - 22,Advantages :,open access to all locations, FIFO, good control,high occupancy rate 90 -95%,good retrieval rate,flexible - reserve or pick locations,easily adjustable and changeable,Disadvantages :,low space utilisation 30% - nos. of aisles,higher handling costs,11,Adjustable Pallet Racking,12,Palletised storage systems :Double-deep pallet racking,Features :,Standard APR placed back to back, each bay 2,plts,deep x 2 wide,requires floor level bottom beam,limited SKUs with high stock holding per SKU - medium density,cannot mix SKUs per bay location,Bulk store application,Cost per pallet stored 22 -24,Advantages :,improved floor space utilisation 45%,Disadvantages :,limited access to each pallet LIFO,constrained random access,potentially increased double handling,slower retrieval rate - higher damage,expensive double deep reach trucks,limited pallet weights -,derating,needs high quality pallets,13,Double-deep pallet racking,14,Palletised storage systemsDrive-In (Drive Thru) Racking,Features :,vertical support frames, tied at top, with cantilever support beams,forklift drives in or through the rack,limited SKUs very high stock level per line - high density - seasonal movers -large single batch loads,Bulk store, cold store application,racked block storage - LIFO,Cost per pallet stored 40-45,Advantages :,achieve greater height, less damage than block storage,high floor space utilisation 80 - 85%,can use with counter balance truck,can also be used for picked orders,Disadvantages :,needs high quality pallets,limited stock access should clear all rows in a bay, occupancy 60 -70%,difficult to move or modify,15,
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