When should you choose to use a gasketed plate, brazed plate, or shell and tube heat exchanger? Often in HVAC, plumbing, or industrial systems any …
Heat Exchanger Types and Where to Use Them: Part 3 – Close Temperature Applications
When should you choose to use a gasketed plate, brazed plate, or shell and tube heat exchanger? Often in HVAC, plumbing, or industrial systems any …
Heat Exchanger Types and Where to Use Them: Part 2 – Plate Style
Plate heat exchangers have been around for over one hundred years but only made their debut in HVAC systems in the last 50 years. They …
Heat Exchanger Types and Where to Use Them: Part 1 – Shell & Tube
There are a variety of unfired liquid to liquid and steam to liquid heat exchangers for the engineer to choose from. The Gasketed Plate, Brazed …
Shell & Tube Heat Exchanger – Leaking Gaskets
Shell and tube heat exchanger leaks can be very frustrating. Occasionally we receive a call from a frustrated contractor who swears he installed the heat …
Domestic Water Heaters: Plate Heat Exchangers and Dual Return Condensing Boilers
Gas-fired storage type domestic water heaters are the norm in commercial and institutional buildings. Walk into any mechanical room of a larger complex and you …
Identifying Common Heat Exchangers
The video Identifying Common Heat Exchangers was a project for our intern program this past year at R.L. Deppmann Company. Ted Proctor, an intern for our …
AHRI Includes Plate Heat Exchanger Testing – FAQs
The ASHRAE Energy Standard 90.1 and the 2015 Michigan Energy Code require the AHRI plate heat exchangers used in heating and cooling applications be tested …
Bell & Gossett SU Heat Exchangers – Sleuthing the BTUH Capacity (Part 2)
As I noted in our last R. L. Deppmann Monday Morning Minutes (Part 1), an engineer in the Detroit area asked a question we get …
Bell & Gossett SU Heat Exchanger – Estimation of BTUH Capacity (Part 1): Field Identification
An engineer in the Detroit area asked a question we get asked every month of every year. The way he asked it caught my attention. …