From sidewalks to hospital entrances and helipads, these systems are becoming a more common part of a project’s mechanical infrastructure. Examine differences between ASHRAE’s old and updated classifications, then review design considerations such as heat of evaporation, heat loss to the atmosphere, and back and edge losses. Tubing, spacing strategies, and controls round out the primer.
One of the most dissonant and anger-filled elections in memory is now history, and presumably in
most cases, the results are in. Where do we go from here? Or is it like your 21st birthday, where the day you turn 21 is remarkably the same as the day before?
Generating and using energy efficiently
should be a no-brainer. Why would anyone want to spend more money
than they have to, foolishly over-use limited energy resources, and
emit more into the air and water than they have to in order to
prosper, provide jobs, and live in comfort? Why would anyone ignore
inarguable evidence that a relatively small investment in their home
or business (or factory) can save money, resources, actually pay for
itself after a reasonable period of time, and even selfishly yield
some important ongoing public relations value to the business?
From a missing pipe hanger three floors down to steam traps past their prime, these stories show how steam system problems can originate inside the boiler room or far beyond it. Read more in February issue.