Blowdown Heat Exchangers Archives

What are the Differences between the Boiler Blowdown Heat Recovery System Design Options Available on the Market? December 11, 2020 by Aaron Rhoade If you are looking to specify or purchase a boiler blowdown heat recovery system you’ve likely noticed there are a handful of designs to choose from. This article will walk you through the different […]

What are Appropriate Boiler Blowdown Design Parameters? – Designing recommendations for both continuous surface and intermittent bottom blowdown June 19, 2019 by Aaron Rhoade When designing a new boiler room or making changes to an existing one, one small but pertinent aspect of this is coming up with the appropriate blowdown design percentage for both surface blowdown […]

Have your boiler blowdown waste water pay for boiler fuel costs: Boiler blowdown heat recovery systems by Madden January 15, 2019 by Aaron Rhoade Boiler rooms that total to 250 BHP or higher (or think steam production around 10,000 PPH or higher) often utilize continuous surface blow down on top of the standard intermittent bottom blowdown process. […]

How to recover and reuse heat from boiler blowdown water: Part 2, focusing on Madden’s lower vessel of a HV model heat recovery system, the heat exchanger December 1, 2017 by Aaron Rhoade In our most recent blog posting we discussed how Madden Engineered Product’s vertical boiler blowdown heat recovery systems recover heat from your boiler’s continuous […]

How to recover and reuse heat from boiler blowdown water: Part 1, focusing on Madden’s upper vessel of a HV model heat recovery system, the flash tank November 15, 2017 by Aaron Rhoade Madden Engineered Products designs and builds simple, rugged heat recovery systems for boiler and steam generator continuous blowdown. Our units safely and legally dispose […]

What are the advantages of using a vertical heat exchanger in a boiler blowdown heat recovery system April 13, 2017 by Aaron Rhoade When developing a P & ID and/or floor plan for a boiler room installation, horizontal floor space is usually given a lot of thought and attention. Vertically designed boiler equipment allows for more efficient […]

What are B.T.U’s and why are they important in boiler blowdown processes and cost savings? March 17, 2017 by Aaron Rhoade B.T.U stands for British thermal unit and is commonly defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit. Other than safety measures, BTU’s are arguably […]

*VIDEO: How to replace the float valve in a Madden HV boiler blowdown heat recovery unit February 8, 2016 by Aaron Rhoade If you ever seen our HV boiler blowdown heat recovery unit and thought, “how in the world will we service the valve if it’s on the inside?” then take 3 minutes to watch our how […]

Why You Should Still Buy a Heat Recovery System Even When Fuel Prices Are Low October 21, 2015 by Aaron Rhoade Want in on a secret? Madden had its highest sales years during the recession. Why? We’re not entirely sure, but one definite part of it was the rise in fuel prices. Everyone with a boiler system […]

What does a blow down separator do? September 16, 2014 by Aaron Rhoade One of the questions we get regularly concerns blowdown separators. What exactly is the function of a blowdown separator? We have listed some information that may be helpful in understanding blowdown separators below. Take a look at the Madden blowdown separator datasheet and you’ll […]