Geothermal Applications in General
Economic Success Stories in K-12 Schools – The Payback
Don Penn
Penn will present an overview of operating costs and installation cost results from public schools in Texas. Data will include a review of actual energy savings versus installation cost, the payback period, life cycle cost analysis and typical maintenance costs for geothermal systems. Penn, a PE licensed in 49 states, has worked in geothermal since 1991.
Don Penn, PE, CGD, is president of Image Engineering Group, Ltd and Don Penn Consulting Engineer located in Grapevine, Texas. A professional mechanical and electrical engineer licensed in 49 states and a Certified GeoExchange Designer, he has designed geothermal heat pump systems for more than 160 Texas schools. Penn consulted at Harvard University on their geothermal heat pump systems, and has also been involved in feasibility studies to convert the U.S. Capitol Complex to geothermal. He serves on the DOE Merit Review Committee for current stimulus package opportunities. Instrumental in the development of the demand pumping concept as well as numerous measures to insure efficient operation and cost effective installations, Penn recently received the Cornerstone Award from the Council of Educational Facility Planners. The award was for Penn's involvement with Katrina Task Force efforts to restore numerous school facilities in St. Bernard Parish.
Lapeer Community Schools
Steven DiBerardine
Strategic Energy Solutions, Inc.
Strategic Energy Solutions is a mechanical and electrical engineering firm with a passion for energy efficient and sustainable design. In the last two years SES has designed and implemented three geoexchange systems for Lapeer Community Schools including both horizontal and vertical ground heat exchangers. This presentation will share our experience and processes from the design engineer's point of view.
As president and founder of Strategic Energy Solutions, DiBerardine has 18 years experience in desiogn and specification of commercial HVAC systems. At SES he focuses on marketing, client contact and geoexchange project development. DiBerardine is a licensed professional engineer in Michigan, a certified geoexchange designer, and a LEED accredited professional.
Hybrid Solar/Geothermal System Update
Stephen Hamstra, PE, CGD, LEED AP, ASHRAE HBDP
GMB+Engineering
Hamstra will present K12 school geothermal heat pump system case studies including retrofits, new construction and innovative geothermal solutions such as radiant cooling, under floor air distribution and hybrid solar/geothermal systems. He will close with an overview of a Net Zero Energy school concept that incorporates geothermal heat pump technology.
Hamstra is executive vice president at GMB Architecture + Engineering, a Michigan design firm that has designed geothermal heat pump systems for more than 3 million square feet of facilities. Hamstra is a licensed Professional Engineer, a Certified GeoExchange Designer, a LEED Accredited Professional and an ASHRAE High Performance Building Design Professional.
The Use of Innovative Geothermal Heat Pump Systems in an Elementary School Renovation
Todd Giddings, Ph.D., P.G.
Todd Giddings and Associates, Inc.
This case-history presentation of Woodward Township Elementary School, a 40-year old Pennsylvania school renovated in 2008-09 will show the sequence of the drilling, looping, grouting, flushing, purging and geothermal equipment installation for the renovation.
Giddings is chairman of the NGWA Geothermal Energy Interest Group Committee, and has more than 30 years GSHP residential and commercial design and installation experience. He will use case history examples to illustrate geothermal system design principles and innovative drilling, looping and grouting technology. He is IGSHPA accreditted as an installer, trainer and vertical loop installer.
Residential Applications of Water-to-Water Heat Pumps
Lisa Meline
Meline Engineering
With the rapidly expanding use of water-to-water heat pumps for sustainability and flexibility of design, this presentation looks at a wide variety of residential applications on the West Coast; reviewing design parameters, efficiency and overall benefits.
Lisa Meline is the principal engineer and owner of Meline Engineering, and has 20 years of engineering experience and more than 25 years experience in the construction industry. Her work has included projects for commercial, educational, industrial, residential and government buildings in California, Nevada, Colorado and Kansas. A LEED accredited professional and AEE certified geoexchange designer, Meline is a voting member of ASHRAE TC 6.8, the Technical Committee on Geothermal Energy Utilization.
What a Long, Strange Trip It’s Been: Lessons Learned in the Geothermal Business
Steve Smith
Enertech Manufacturing
Smith will take a look back at the beginnings in the geothermal industry and the lessons learned since. He will talk about common misconceptions, and the sometimes costly mistakes new dealers can make. Presentation is one part tips, one part tricks, and one part hard lessons learned.
Since 1983, Smith has been involved in pretty much every aspect of the geothermal industry, from the electric co-operative side, to distribution, sales, training and manufacturing. Smith is a managing partner in Enertech Manufacturing. He holds a BS in business and an AAS in mechanical technology.
LEED, Energy Star and Geothermal
Lloyd Hamilton
Why buildings with geothermal HVAC systems often fail to perform and how to prevent failure is the focus of this presentation. Hamilton will discuss the building as a system, the relationship between the envelope and the HVAC design and the subtle difference between success and failure in high performance buildings.
Hamilton, a certified geoexchangel designer, is president of Verdae, LLC, a building and energy consulting firm and has more than 30 years experience in HVAC design and installation. As the lead designer for the first recognized zero net energy residential and commercial buildings in New York to prove zero net energy operation, Hamilton brings extensive field and design experience to GSHP issues.
The Benefits and Detriments of Using Flowable Fill as a Grout Material in Geothermal Boreholes
Todd Giddings, PhD., P.G.
Todd Giddings and Associates, Inc.This presentation will show the use of flowable fill at both commercial and residential loop field sites, and will present recommendations for groundwater quality protection when flowable fill is used as a bridging agent in geothermal boreholes.
Giddings is chairman of the NGWA Geothermal Energy Interest Group Committee, and has more than 30 years GSHP residential and commercial design and installation experience. He will use case history examples to illustrate geothermal system design principles and innovative drilling, looping and grouting technology. He is IGSHPA accreditted as an installer, trainer and vertical loop installer.
Reviewing Real World Geothermal Applications
Phil Rawlings, CGD
Trison Construction Inc.
Rawlings will present a review of application methodologies and discuss special circumstances for new construction, retrofit, historical retrofit and ecological and environmental issues encountered. He will also address means to overcome these issues. Rawlings has been involved in the industry since 1978 and has designed projects around the world.
Phil Rawlings is the director of geothermal services for Trison Construction Inc. Rawlings has been involved in the GSHP industry since 1978 and has authored manuals, magazine articles, and also holds a number of industry-related patents. Rawlings is an IGSHPA Accredited Installer, Train the Trainer and AEE Certified Geothermal Designer. He has designed projects throughout North America and around the world, from inside the Arctic Circle to Riyadh, Saudi Arabia.
Domestic Water Heating Case Study: Ft. Knox, Kentucky.
Greg Wilson
The Ft. Knox base in Kentucky is being converted to geothermal heating and cooling for energy reduction. A key component of this conversion is heating domestic water from the geo-loop. Creating heated domestic water from heat pumps tied to the geo-loop further the energy savings for the base.
Project Negatherm, California Energy Commission Market Study
Dennis Murphy
Project Negatherm is a multi-faceted California Energy Commission-sponsored market study that seeks to overcome the barriers to borehole drilling within California. Negatherm documents and analyzes current regulation and certification requirements, surveys California consumers, key stakeholders and drillers and makes a series of recommendations to spur ground source heat pump adoption.
Murphy is President of GroundSource Geo, Inc., a Redwood City, California developer of novel drilling technologies for the ground source heat pump market. He is active in clean tech and energy efficiency policy, and chairs state and local advocacy efforts for the USGBC’s Northern California Chapter as well as the statewide California Advocacy Coalition.
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