GREEN DATA CENTER COOLING

1
GREEN DATA CENTER COOLING

• HEAT SEGREGATION AND STRATIFICATION SYSTEMS FOR
  HIGH DENSITY HEAT LOAD APPLICATIONS
• A.E.LARSEN
• 2-07-09

2
PRIMARY-SECONDARY AIR FLOW SCHEMATIC

• AIR
  CURTAIN RETURN

SECONDARY
PRIMARY
PRIMARY
SERVER
CHIMNEY GAP
AIR CURTAIN SUPPLY
3
THERMAL PROPERTIES OF PRIMARY- SECONDARY AIR
SYSTEMS

• GREEN DENOTES 55 DEGREE AIR
• RED DENOTES 85-95 DEGREE AIR (EST)

STATIFICATION ZONE
4
HEAT REJECTION TO EXTERIOR
HEAT STRATIFICATION HOUSING
ROOF
STRATIFICATION ZONE
HEAT FROM SERVERS
AIR CURTAIN RETURN
AIR CURTAIN SUPPLY
WHOLE SYSTEM SCHEMATIC
5
exhaust
Fresh air intake
roof
hot air exhaust
Hot air from servers
Air curtain return
ceiling
Air curtains
Air curtain supply
Alternate with economizer