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Multi-Plant Predictive Optimization at UW Madison

Summary The University of Wisconsin has 4 chilled water plants providing up to 75,000 tons of cooling to 23 million square feet of campus buildings. Cooling is generated with 14 steam and electric chillers as large as 8,500 tons. This presentation will discuss the challenges and preliminary...

5D.3_Witchger_Pollei_Huss.pdf


Library Entry
Second Generation Heat Recovery

Summary The University of Virginia ‘s North Grounds Mechanical Plant expansion is doubling the area served and building out the capacity of the efficient central plant. We will discuss new analysis tools, the second generation heat recovery system and challenges in adopting University...

7B.1_Witchger_Zmick_Huss.pdf


Library Entry
Positive Community Impact Through a Health System’s Sustainable Campus Transformation Plan

Summary The MetroHealth System is a nationally ranked healthcare organization and public safety net hospital serving Cleveland and Cuyahoga County along the shores of Lake Erie, with a 180-year history of serving the poor and most vulnerable. In accompaniment with a self-funded $1 billion...

5A.3_Dahl_O'Keeffe.pdf


Library Entry
Getting to Net Zero

Summary How can you get to 100% renewable energy? This idea is gaining traction at campuses and cities across the country; however, the pathway is not simple. Defining a plan to get lessen demand and move towards net-zero buildings is part of the solution, but what about the supply side or...

4C.3_McDevitt.pdf


Library Entry
Predictive Optimization in Chilled Water Plants

Summary Most marketed approaches to chilled water plant optimization use independent hardware to reduce plant energy use. This presentation demonstrates how predictive optimization yields similar performance results without the added hardware. Predictive optimization makes better use of...

20_Witchger.pdf


Library Entry
DES Buildout to Support 100 Year Old Campus Expansion

Summary St. Elizabeths, a 100 year old former mental health hospital in Washington DC, is being remodeled into the Homeland Security Headquarters. The new CUP includes a 9100 ton chiller plant, 1500 MBH HHW plant and 21 MW of electrical generation – built underground to preserve historic...

2C.2_Michaelson_Witchger.pdf


Library Entry
Implementation of a Biomass CHP System at a US Federal Hospital in Battle Creek, Michigan

Speakers Phil Beaty, Nexterra Systems Joe Witchger, HGA Architects #CampusEnergyConference #2014 #ConferenceProceeding #CHP #HGAArchitectsandEngineers #Biomass #Michigan #BattleCreek #Gasification #RenewableEnergy

1B.3_Beaty_ Witchger.pdf


Library Entry
Considerations for a District Energy System based on Municipal Solid Waste (MSW), Case Study: North Loop District Energy System

Summary The Master Plan examines the technical and economic feasibility for a modern sustainable district energy system based on waste heat recovery from a nearby MSW power plant and expansion of existing NRG Minneapolis district energy system to serve heating and cooling needs of...

3A.1_Dehbashi, Witchger.pdf


Library Entry
University of Virginia: Energy and Utility Master Plan and Cogeneration Study

Summary In response to campus growth, the existing campus utility systems were expanded and extended to the point where additional planning was necessary to address not only the future growth plans of the university, but also more stringent environmental regulations, energy supply challenges,...

1A.3_Callihan, Witchger.pdf


Library Entry
A Waste to Energy Cogeneration System Capacity Assessment & Master Planning

Summary This presentation takes a look at the Olmsted Waste to Energy Plan in Rochester, Minnesota as a case study for waste to energy campus master planning and system design. Speakers Ehsan Dehbashi, HGA Architects & Engineers Joe Witchger, HGA Architects & Engineers ...

2D.2DEHBASHI_WITCHGER.pdf