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June – 6 th – 2012. Design Team Ras Wickramaratne Santiago Rodriguez John Slate Ghassan Mustafa Ali Alsahaf Support Team Client: Victoria Ertelt PSU Advisor:

Published byAnthony Kenward Modified over 9 years ago

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Presentation on theme: "June – 6 th – 2012. Design Team Ras Wickramaratne Santiago Rodriguez John Slate Ghassan Mustafa Ali Alsahaf Support Team Client: Victoria Ertelt PSU Advisor:"— Presentation transcript:

1 June – 6 th – 2012

2 Design Team Ras Wickramaratne Santiago Rodriguez John Slate Ghassan Mustafa Ali Alsahaf Support Team Client: Victoria Ertelt PSU Advisor: Dr. David Sailor Design Advisor: Evan Waymire Industry Advisor: Ruwan Jayaweera

3  Designed by modernist Finnish architect Alvar Aalto  Completed in 1970  46,000 sq ft., three-story  Collection of over 5000 rare books and antiquities  Under-performing HVAC system

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6 Brainstorm & ResearchData collection Model Design Calculate Heating and Cooling Loads Model RefinementComponent selection Recommendations

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10 Air-cooled Chiller

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12 Central Cooling Coil (finned tube)

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14 Zone Control DampersVariable Frequency Drive

15 Zone Control DampersVariable Frequency Drive

16 DDC (digital controls)

17 EUI= 144 kBtu/ft 2

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19 COMPLETE NEW SYSTEM : 120 TON CHILLER CENTRAL COILING COIL ZONE CONTROL DAMPERS SUPPLY/ RETURN FAN VFD DDC CONTROLS ECONOMIZER REPAIR

20 COMPLETE NEW SYSTEM : 120 TON CHILLER CENTRAL COOLING COIL ZONE CONTROL DAMPERS SUPPLY/ RETURN FAN VFD DDC CONTROLS ECONOMIZER REPAIR PHASE I SYSTEM REPAIR: ECONOMIZER PNEUMATIC CONTROLS BALANCE MANUAL DAMPERS ADD INSULATION PHASE II HYBRID DDC CONTROLS: NEW DIGITAL HEADEND EPT SWITCHES ON ACTUATORS UTILIZE PNEUMATIC POWER PHASE III 120 TON CHILLER CENTRAL COOLING COIL ZONE CONTROL DAMPERS SUPPLY/ RETURN FAN VFD PHASE IV FULL DDC CONTROLS: REMOVE PNEUMATIC SYSTEM INSTALL ELECTRONIC ACTUATORS DCV CO2 SENSORS HUMIDISTATS IN WORST ZONES

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24 Ali Alsahaf Ras Wickramaratne Santiago Rodriguez John Slate Ghassan Mustafa

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