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Thermal Energy Systems
Ice-based thermal energy storage systems designed to reduce peak demand, lower energy costs, and optimize chiller plant operation.

By shifting energy consumption away from peak demand windows, facilities can improve system efficiency and reduce strain on mechanical and electrical infrastructure.
Overview
TGI Thermal Energy Storage Systems provide an infrastructure-grade approach to managing cooling demand by storing thermal energy during off-peak periods and deploying it when cooling demand is highest. These systems integrate directly with existing chiller plants to reduce peak electrical load, improve operational flexibility, and lower overall utility costs.
What the system replaces
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Stores cooling capacity in the form of ice during off-peak hours
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Releases stored cooling during peak demand periods
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Reduces peak electrical load on chiller plants
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Improves overall plant operating efficiency
How the system works
During periods of lower electrical demand, the system uses available chiller capacity to produce and store ice. When cooling demand increases, the stored thermal energy is released to supplement or offset chiller operation.
This approach allows chiller plants to operate more efficiently while reducing reliance on peak-hour electricity, helping facilities better manage demand charges and system loading.
Designed for industrial and commercial facilities
These systems are suited for:
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Commercial and institutional facilities
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Campus and district cooling systems
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Industrial operations
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Facilities with high or variable cooling demand
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Operators seeking demand management without full plant replacement
TGI supports thermal energy storage deployments through system sizing, integration planning, and alignment with existing chiller infrastructure. Systems are configured based on facility load profiles, operating schedules, and utility rate structures.
Deployments are designed to integrate seamlessly into existing plant operations while delivering measurable demand-side benefits.
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