There are many buildings, especially industrial buildings, that are exhausting fumes, material, noxious gases, etc… from the air, but are not forcing make-up air back into the spaces. This is a common situation, especially in manufacturing operations where fumes or other airborne contaminants are a safety concern. Of course in most cases there […]
Category Archives: Blog
I occasionally have the opportunity to look at humidification applications where the customer wants to use high pressure misting systems. I actually like working with these systems, they are simple, generally compact, affordable, and easy to install and service. However, they are not the preferable technology for most humidification needs. They work real well as […]
The folks over at Knowledge @ Wharton, The Wharton School of Business at The University of Pennsylvania have nailed a crucial aspect of the current economic crisis with an article on how it is inordinately tough on older managers. The thing that is especially hard about this is that many of us, as we navigated […]
A major problem with heating with steam is the potential for coil freeze. A necessary byproduct of steam is condensate, or water. This is in theory a good thing as it indicates that the process is working. As the heat from the steam is transferred to the medium, in this case airflow, the steam condenses […]
Mohamed Fawzy has provided a link to a free download of this comprehensive and very large (1401 pages) book here: HAC&R Thanks, Mohamed!
I published an article in the March, 2005 issue of Engineered Systems Magazine entitled “Heating with Steam”. Following is an excerpt with a link to the article in its entirety. “Compared to hot water, there are several advantages to steam. Due to higher energy content per mass, the required heat transfer area is smaller, heat […]
Industrial HVAC is almost a misnomer in the US. We have lost so much industry in our metamorphosis to a post-industrial society that there is less of a demand for our products and services. As paper, textile, and steel mills close on our shores we all know that the chance of new ones being built […]