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Operations and Maintenance

Energizing Tomorrow: Navigating the Identification and Evaluation Processes for Successful Geothermal Projects

Join us for an enlightening panel session that delves into the pivotal role geothermal can play in commercial and network scale building decarbonization, energy consumption reduction, and climate resiliency in our communities. We will guide you through key considerations and strategies for site identification and project evaluation to enable successful ground source heat pump implementation in your projects.

Decarbonizing and Electrifying DHW Using Commercial-Scale CO2 Heat Pumps

This session will discuss the advantages and challenges of using CO2 Heat Pumps for decarbonizing and efficiently electrifying commercial Domestic Hot Water systems. The session will outline and discuss the Mitsubishi Electric Heat2O DHW solution along with other CO2 DHW systems and their applications. The functionality, operation, scalability, and relevant design challenges related to these types of solutions will be explained. This session will discuss the use and benefit of CO2 as a refrigerant and its impact on environmentally sustainable buildings.

Creating Healthy, Decarbonized Classrooms

Many classroom environments are unhealthy and uncomfortable, creating poor learning environments with high absenteeism. Older, unventilated classrooms can be economically decarbonized with improved air quality and comfort. This session will present the conversion of a junior high school classroom, featuring a "rolling" room-by-room installation process using a community's local HVAC installation labor with one day of classroom downtime.

The Results are In: Lessons Learned from Post Occupancy Data in Multifamily Passive Houses

Curtis + Ginsberg Architects has completed 6 multifamily Passive House buildings, with two more in construction and six more in design. Steven Winter Associates has completed over 20 Passive House buildings, with 15 more in construction and 30+ more in design. We have collaborated on many of these projects. By reviewing variations in the systems, we can draw conclusions about what works best for structure, envelope, ventilation strategy, heating and cooling systems, and on-site generation.

Tales from the Trenches: Passive House Ventilation Commissioning Roadblocks

We will present tales from the trenches for ventilation approaches within the context of the Passive House building certification standard. This standard has set a high benchmark for low-energy buildings and is widely known as the most rigorous energy efficiency standard currently available. Attendees will learn how balanced ventilation is best applied in a cold climate at a large scale and how commissioning plays a key role in this process.