Figure 1. A closed-circuit cooler. Photos courtesy of Evapco. It’s a common question during the early design phase of large mechanical systems: Is open- or closed-loop cooling equipment better suited ...
PORTLAND, ME — Contractors prefer closed loop heating and cooling systems for many projects to prevent cross-contamination from external sources. Neglecting maintenance, however, can wreak havoc on ...
Burning coal, natural gas, diesel, or fuel oil for everyday thermal needs (hot water, space heating, industrial steam, and power processes) accounts for more than 20% of all global greenhouse gases ...
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