Committed to smart, sustainable technology.Committed to smart, sustainable technology.

Natural Gas Heat Pumps

Opportunities for teaching HVAC

concepts, theories & issues

Committed to smart, sustainable technology.Committed to smart, sustainable technology.

Utilizing Innovative Gas Heat Pump Technology

to teach a broad range of material:

Heating and Cooling theory Source from Gas-drive Heat Pump Power of Sustainable Technology Site vs. Source Energy Concept

Committed to smart, sustainable technology.Committed to smart, sustainable technology.

• Efficient heat pump cycle• Gas engine-driven prime

mover• State-of-the-art electronic

and controls• Multi-cycle integration • Heat recovery concepts• Variable speed• Heat Exchanger theory

– Fluid & Heat transfer– Coefficient efficiency

Gas Heat Pump (GHP)

Opportunities for Teaching ‘Theory & Principles’

GHP will tie into the District’s Telemetry System

Committed to smart, sustainable technology.Committed to smart, sustainable technology.

• Compare the GHP & EHP energy consumption

• Understand the difference between the kW & kWh

• Analyze the kW, kWh and therm difference

• Understand the kW, kWh and therm cost difference

• What are the benefits to our local, regional and national power grid

Gas Heat Pump (GHP)

Opportunities for Comparative Learning

Supporting content for Labs and STEM education

Committed to smart, sustainable technology.Committed to smart, sustainable technology.

• Efficiency experiments• Economic & cost modeling• System and Building

Integration Analysis• Model the efficiency of

capturing waste heat• Waste heat recovery • Explore comfort issues

related to a real classroom

Creating Great ‘Site vs Source’ Discussions

Gas Heat Pump (GHP)

Opportunities for Creating Experiments

Committed to smart, sustainable technology.

28%efficient

ELECTRIC – about 72% lost in generation and transmission

Case Study: Site versus Source

100%

92%efficient

NATURAL GAS – only 8% lost in distribution

100%

Bringing Policy and Social Debates to Schools

Committed to smart, sustainable technology.

Study Features, Benefits and Merits

Equipment Functionality

Environmental

Economics

Application Theory

Committed to smart, sustainable technology.

Question: Analyze water savings potential?

Answer: 3,060,000 gallons per year

Tempe Union’s Telemetry System creates relevance

IN THE NEAR FUTURE, TEACHERS WILL BE ABLE TO MAKE THIS QUESTION

RELEVANT. . .Equivalent water savings to 204 McClintock size swimming pools

per year!

Committed to smart, sustainable technology.

Question: How would saving 109,627 lb of carbon impact us?

What other environmental savings?

removing 9 cars off the road10 acres of forest saved

116 Barrels of oil saved 17 tons of land fill removed

ANSWERS

Committed to smart, sustainable technology.

Why is the decibels important to learning?

GHP

Conventional

PGHP

GHP

Classroom noise

Committed to smart, sustainable technology.Committed to smart, sustainable technology.

Question: How does GHP help with renewables?

What else can we do with this technology?

Answer: The GHP runs on the same amount of energy

needed to power a hairdryer.

Not including Peak Demand loadConventional Air-conditioning