University of Maryland s s University of Maryland Gossett Field - - PowerPoint PPT Presentation

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University of Maryland s s University of Maryland Gossett Field - - PowerPoint PPT Presentation

Jan 20, 2023 135 likes •356 views

University of Maryland s s University of Maryland Gossett Field House College Park, MD Gossett Field House College Park, MD Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option

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SLIDE 1

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 2

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Presentation Outline Presentation Outline

  • Project Background

Project Background

  • Existing Mechanical System

Existing Mechanical System

  • Mechanical Redesign

Mechanical Redesign

  • Structural Redesign

Structural Redesign

  • Electrical Redesign

Electrical Redesign

  • Conclusions &

Conclusions & Recommendations Recommendations

  • Acknowledgements

Acknowledgements

  • Questions

Questions

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 3

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Project Team Project Team

  • Owner:

Owner: University of Maryland University of Maryland

  • Architect:

Architect: Bignell, Watkins, & Hasser Bignell, Watkins, & Hasser

  • MEP:

MEP: Schlenger/Pitz & Associates Schlenger/Pitz & Associates

  • Structural:

Structural: The Watkins Partnership The Watkins Partnership

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 4

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Project Information Project Information

  • Square Footage: 65,000 SF

Square Footage: 65,000 SF

  • Number of Floors: 2

Number of Floors: 2

  • Existing 1

Existing 1st

st Floor: 25,000 SF

Floor: 25,000 SF

  • Existing 2

Existing 2nd

nd Floor: 15,000 SF

Floor: 15,000 SF

  • Total Renovated Area: 40,000

Total Renovated Area: 40,000 SF SF

  • 2

2nd

nd Floor Addition: 25,000 SF

Floor Addition: 25,000 SF

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 5

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Existing 1 Existing 1st

st Floor Spaces

Floor Spaces

  • Weight Room

Weight Room

  • Home/Visitor Locker rooms

Home/Visitor Locker rooms

  • Coaches Offices

Coaches Offices

  • Trainers Room

Trainers Room

Existing 2 Existing 2nd

nd Floor Spaces

Floor Spaces

  • Additional Support Offices

Additional Support Offices

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 6

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

2 2nd

nd Floor Addition

Floor Addition

  • Full Service Kitchen

Full Service Kitchen

  • Dining Area with Terrace over

Dining Area with Terrace over looking Byrd Stadium looking Byrd Stadium

  • 250 seat Auditorium

250 seat Auditorium

  • Hall of Fame Corridor

Hall of Fame Corridor

  • Classroom/Tutor Rooms

Classroom/Tutor Rooms

  • Computer Lab

Computer Lab

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 7

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Existing Air Side System Existing Air Side System Renovation Section: Renovation Section:

  • AHU

AHU -

  • 1

1 – – Serves 2 Serves 2nd

nd floor

floor

  • ffice space
  • ffice space
  • AHU

AHU – – 2 2 – – Serves 1 Serves 1st

st floor

floor

  • 100% OA unit with no energy

100% OA unit with no energy recovery recovery

  • Duct mounted hot water

Duct mounted hot water booster coils booster coils

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 8

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Existing Air Side System Existing Air Side System 2 2nd

nd Floor Addition Section:

Floor Addition Section:

  • Six Packaged Rooftop Units

Six Packaged Rooftop Units

  • 3 CAV Units

3 CAV Units

  • 3 VAV Units

3 VAV Units

  • VAV boxes with hot water

VAV boxes with hot water reheat coils used as terminal reheat coils used as terminal devices devices

  • Air flows from 1400

Air flows from 1400 – – 10000 10000 cfm cfm

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 9

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Existing Water Side System Existing Water Side System

  • Air Cooled Liquid Chiller

Air Cooled Liquid Chiller – – 270 tons 270 tons

  • Steam to HW Heat Exchanger

Steam to HW Heat Exchanger – – 110 gpm 110 gpm

  • Two Chilled water pumps

Two Chilled water pumps – – 650 gpm, 15 hp 650 gpm, 15 hp

  • Four hot water pumps

Four hot water pumps

  • 80 gpm, 1

80 gpm, 1 ½ ½ hp hp

  • 25 gpm,

25 gpm, ¾ ¾ hp hp

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 10

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Mechanical Redesign Mechanical Redesign

  • Convert to Central Plant

Convert to Central Plant Operation Operation

  • Steam/HW Heat

Steam/HW Heat

  • Chilled Water

Chilled Water

  • Use Sensible/Latent Energy

Use Sensible/Latent Energy Recovery Ventilators to Reduce Recovery Ventilators to Reduce Load on Central Plant Load on Central Plant

  • Use VAV boxes with reheat for

Use VAV boxes with reheat for all terminal devices all terminal devices

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 11

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Objectives of Redesign Objectives of Redesign

  • Minimize First Cost

Minimize First Cost Difference Difference

  • Reduce Annual Operating

Reduce Annual Operating Costs Costs

  • Create a more

Create a more Homogeneous System Homogeneous System

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

  • Eliminate Gas Fired Heat

Eliminate Gas Fired Heat

  • Make use of Resources

Make use of Resources Available Available

  • Minimize impact on other

Minimize impact on other Building Systems Building Systems

  • Minimize impact on

Minimize impact on Steam Plant Steam Plant

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SLIDE 12

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Design Load Comparison Design Load Comparison

142 142 106 106 Total Reheat GPM: Total Reheat GPM: 77480 77480 86625 86625 Total CFM: Total CFM: 1414 1414 1397 1397 Total Reheat MBH: Total Reheat MBH: 3197 3197 4431 4431 Total Heating MBH: Total Heating MBH: 3215 3215 4398 4398 Total Cooling MBH: Total Cooling MBH: Proposed System Proposed System Existing System Existing System

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

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SLIDE 13

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

First Cost Comparison First Cost Comparison

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

$418,100 $418,100 $342,600 $342,600 Total First Cost: Total First Cost:

  • $128,900

$128,900

  • Ductwork Cost:

Ductwork Cost: $341,825 $341,825 $185,325 $185,325 Water Side Cost: Water Side Cost: $205,175 $205,175 $157,275 $157,275 Air Side Cost: Air Side Cost: Proposed System Proposed System Existing System Existing System

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SLIDE 14

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

  • Utility Rates Provided by

Utility Rates Provided by UMD Facility Manager UMD Facility Manager

  • Annual Cost Data

Annual Cost Data generated through HAP generated through HAP Analysis Analysis

  • Washington, DC used as

Washington, DC used as Simulation City Simulation City

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

$40,782 $40,782 $51,751 $51,751 Annual Annual Cost Cost Proposed Proposed System System Existing Existing System System $18.00/1000# $18.00/1000# Steam Rate: Steam Rate: $0.80/therm $0.80/therm Gas Rate: Gas Rate: $0.65/Kwh $0.65/Kwh Electric Rate: Electric Rate:

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SLIDE 15

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Total Cost Comparison Total Cost Comparison

  • Life Cycle Cost Calculated over 15 years, using a 5% Interest Ra

Life Cycle Cost Calculated over 15 years, using a 5% Interest Rate te

  • Proposed System Saves $38,355

Proposed System Saves $38,355

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

$841,405 $841,405 $879,760 $879,760 Total Cost Total Cost $423,305 $423,305 $537,160 $537,160 Life Cycle Cost Life Cycle Cost $418,100 $418,100 $342,600 $342,600 First Cost First Cost Proposed System Proposed System Existing System Existing System

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SLIDE 16

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Structural Redesign Structural Redesign -

  • AHUs

AHUs

  • No Significant Structural Impact from AHUs

No Significant Structural Impact from AHUs

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

1,150 1,150 1,300 1,300 RAC RAC-

  • 6

6 4,850 4,850 5,200 5,200 RAC RAC-

  • 5

5 2,750 2,750 3,000 3,000 RAC RAC-

  • 4

4 4,850 4,850 5,200 5,200 RAC RAC-

  • 3

3 525 525 600 600 RAC RAC-

  • 2

2 4,850 4,850 5,200 5,200 RAC RAC-

  • 1

1 11,000 11,000 11,750 11,750 AHU AHU-

  • 2

2 18,150 18,150 18,500 18,500 AHU AHU-

  • 1

1 Proposed System Proposed System Existing System Existing System

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SLIDE 17

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Structural Redesign Structural Redesign – – Cooling Towers Cooling Towers

  • At a cost of $595 per ton, steel for cooling towers would

At a cost of $595 per ton, steel for cooling towers would cost approx $500. cost approx $500.

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

Yes Yes Beam Pass Deflection: Beam Pass Deflection: Yes Yes Beam Pass Shear/Moment? Beam Pass Shear/Moment? 16x31 16x31 Selection: Selection: 9.36 9.36 Vmax (kip): Vmax (kip): 28.1 28.1 Mmax (kip Mmax (kip-

  • ft):

ft): 1.56 1.56 Ultimate Load (kip/ft): Ultimate Load (kip/ft):

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SLIDE 18

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Electrical Redesign Electrical Redesign

Original Equipment Removed Original Equipment Removed

  • AHUs

AHUs

  • 480/277 V

480/277 V

  • 2

2 – – 400 A Panel Boards 400 A Panel Boards

  • Water Side Equipment

Water Side Equipment

  • 480/277 V

480/277 V

  • 1

1 – – 600 A Panel Board 600 A Panel Board

  • Total Load Removed:

Total Load Removed:

  • 670 KVA

670 KVA

Jason Borowski Jason Borowski Architectural Engineering Architectural Engineering Mechanical Option Mechanical Option Pennsylvania State University Pennsylvania State University

Proposed Equipment Added Proposed Equipment Added

  • AHUs

AHUs

  • 480/277 V

480/277 V

  • 1

1 – – 600 A Panel Board 600 A Panel Board

  • Water Side Equipment

Water Side Equipment

  • 480/277 V

480/277 V

  • 1

1 – – 400 A Panel Board 400 A Panel Board

  • VAV Boxes

VAV Boxes

  • 480/277 V

480/277 V

  • 4

4 – – 150 A Panel Boards 150 A Panel Boards

  • Total Load Added:

Total Load Added:

  • 645 KVA

645 KVA

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SLIDE 19

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Acknowledgements Acknowledgements

Richard Richard Naldrett Naldrett – – Schlenger/Pitz Schlenger/Pitz & Associates & Associates Frank Watkins Frank Watkins – – Bignell Bignell, Watkins & , Watkins & Hasser Hasser John John Vucci Vucci – – UMD Facilities Manager UMD Facilities Manager AE Faculty and Staff AE Faculty and Staff Fellow AE Students Fellow AE Students Family, Siblings & Girlfriend Family, Siblings & Girlfriend

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SLIDE 20

University of Maryland University of Maryland’ ’s s Gossett Field House Gossett Field House College Park, MD

College Park, MD

Questions? Questions?