praveen project portfolio
TRANSCRIPT
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PROJECT PORTFOLIO
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HVAC PROJECT DETAILS
• Building Type : Office Building
• Location : Bangalore
• Floors : 3 Floors
• Area : 38,014 SF
• Cooling Load : 104.4 TR
• Comfort condition : 77°F with 50% RH
• Design Occupancy : 1008 People
• Operating Schedule : 6 Days /Week
• Air Distribution System : VAV Single Duct
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TYPICAL FLOOR PLANSECOND FLOOR PLAN
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HEAT LOAD REPORT
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AIR DISTRIBUTION
• Ceiling suspended AHU is selected to distribute air & Comfort condition is ,
• 77°F with 50% RH, ADP is 54°F & 7500 CFM per AHU.
• Chilled water inlet 7°C & outlet is 15°C.
• VCD are placed at beginning of each duct.
• Backward curved aero-foil blade centrifugal fan for AHU.
BOS - BOTTOM OF SLABBOD - BOTTOM OF DUCTBOFC – BOTTOM OF FALSE CEILING
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DUCT PRESSURE DROP ANALYSIS
• Pressure drop is due to bends and head.
• Based on pressure drop in Critical path AHU fan is selected.
• For efficient air flow through duct, pressure loss should be minimum.
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CHILLER PLANT
• Total building load 104.4TR
• Diversity factor is 100%
• Water cooled screw chiller of 104.4TR
• Counter flow cooling tower for 104.4TR capacity.
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PLUMBING
• 1% slope for sanitary pipes
• No 90°bends only Y fittings
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ELECTRICAL SYSTEM
• Cables are sized and selected based on current flow by using standard catalogues
• Ladder type cable trays are used
• As per NBC lighting fixture is at 7 feet from floor
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FIRE FIGHTING
• Fire fighting system is designed as per NBC standards for commercial building
• Pipes are sized based on number of sprinklers
• Sprinklers are placed effectively to cover entire area of the building
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CO-ORDINATION OF ALL FLOORS
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INTERFERENCE CHECK
• Interference check between MEP systems is performed
• Clashes are highlighted by ID
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CLASH DETECTION AND SOLUTION
CLASH OF FIRE FIGHTING PIPE & DUCT
CLASH SOLVED BY MOVING FIRE FIGHTING PIPE
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ANNOTATION
• Labels are created to annotate duct size and flow rate
• Diffusers are tagged with neck size and CFM
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CREATION OF FAMILIES
• Designing of AHU with specified duct sizes and pipe connectors
• Designing of Air terminal with specified neck sizes
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BILL OF QUANTITY
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