Ground Source Heat Pumps and Air to Water Heat Pumps

Course Description

This presentation introduces heat pump Carnot efficiency and discusses air to water heat pumps, water source heat pumps, and open and closed loop ground source heat pumps. Recorded April 18, 2024.

Learning Objectives:

• Describe the Carnot cycle and Carnot efficiencies of air conditioners and heat pumps.
• Compare Air to Water, Water Source, and Ground Source Heat Pumps.
• Explain what the reversing valve does in a heat pump.
• Define coefficient of performance (COP).
• Describe two ground coupled loop options.

About the Instructor:

William Amann PE, LEED FELLOW, DCEP, President of M&E Engineers is one of the most well-respected green building design and energy efficiency experts in the country. A Professional Engineer and LEED Fellow, he is an expert in both mechanical and electrical engineering. He holds degrees from Rutgers in Industrial Engineering and Economics and has over 30 years experience in energy systems. Passionate about the development and implementation of practical sustainable energy solutions, Bill devotes much time and attention to community focused projects and educating legislators, regulators, the industry and the general public on green initiatives. He is a former Chair of the New Jersey Chapter of the U.S. Green Building Council, and has served as the Chair of the Somerset County Energy Council since 2008. He is frequently called upon to provide training in Energy Optimization in LEED and ASHRAE Std 90.1 for professional organizations, and has presented on Net Zero buildings at Green Build. Bill has been on the USGBC-NJ board since 2004, has served in multiple executive board positions, and is chair of the Advocacy Committee. He is a certified Data Center Energy Practitioner.

Course Outline

• Heat Pumps and Heat Pump Carnot Efficiency

• Air to Water Heat Pumps

• Water Source Heat Pumps

• Energy Modeling Tools

• Ground Source Heat Pumps: Closed Loop and Open Loop