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Home » Authors » Ray Wohlfarth
Ray Wohlfarth

Ray Wohlfarth

Ray Wohlfarth is president of Fire and Ice in Pittsburgh. He is currently a columnist for Plumbing and Mechanical and PM Engineer magazines and the author of “Lessons Learned in a Boiler Room.” Wohlfarth also taught a course for the Green Building Research Institute on green boilers and is the RP chair for West Virginia ASHRAE, membership chair for West Virginia Association of Physical Plant Administrators (WV-APPA), and a member of the Radiant Professionals Association.

Articles

ARTICLES

Boiler 2022

Will I See You at BOILER 2022?

I have been working with boilers for more than 40 years, and I’m convinced this event will be like no other, with more than 75 manufacturers of boilers and boiler room equipment and two action-packed days with everything you wanted to know about the boiler room.
Ray Wohlfarth
Ray Wohlfarth
February 11, 2022

I have been working with boilers for more than 40 years, and I’m convinced this event will be like no other, with more than 75 manufacturers of boilers and boiler room equipment and two action-packed days with everything you wanted to know about the boiler room.


Read More
Brewery

Brewery Boiler Systems: Sanitation, Sterilization, and Customer Satisfaction

Ray Wohlfarth
Ray Wohlfarth
January 5, 2022

Designing a steam system for a brewery can be frustrating, as the logic of low-pressure steam is opposite that of other HVAC systems.


Read More
Unintended Consequences: Overcoming Unanticipated Boiler Room Setbacks

Overcoming Unanticipated Boiler Room Setbacks

If at first you don’t succeed, try and try again.
Ray Wohlfarth
Ray Wohlfarth
June 24, 2019

Life is filled with unintended consequences and sometimes so are boiler rooms. When you’re tasked with designing and/or installing a replacement boiler for a customer, you’re certainly performing your due diligence, but there may still be problems that you do not anticipate.


Read More
Common Boiler Mistakes

Common Boiler Mistakes

Another great troubleshooting and tips collection looks at how to solve a wide assortment of problems and, maybe more importantly, how to avoid a range of others in the first place.
Ray Wohlfarth
Ray Wohlfarth
March 7, 2018

The following are some common mistakes and tips to avoid problems on commercial boiler projects.


Read More
Hybrid Hydronic Systems

Hybrid Hydronic Systems

Ray Wohlfarth
Ray Wohlfarth
February 9, 2018

Understand the thinking behind a system that blends condensing and non-condensing boilers, from the attack on oversizing to a controls strategy that shifts with the weather.


Read More
The Butterfly Effect: Common Steam System Mistakes

The Butterfly Effect: Common Steam Boiler System Mistakes

From a missing pipe hanger three floors down to steam traps past their prime, these boiler replacement tales show that real system problems can originate inside the boiler room or far beyond it.
Ray Wohlfarth
Ray Wohlfarth
February 10, 2017

Famous mathematician Edward Lorenz coined the phrase “The Butterfly Effect,” which is the belief that some small occurrence could create devastating results in another location far away.


Read More
Boiler Maintenance: The Effect On Lifecycle Costs

Boiler Maintenance: The Effect On Lifecycle Costs

Well, that’s not really the whole story. “Lifecycle costs” could even include having to buy the same equipment all over again because it’s been ruined. It’s also about how adequate maintenance can steer a facility clear of avoidable and sometimes terrible boiler accidents that happen each year.
Ray Wohlfarth
Ray Wohlfarth
January 7, 2017

Does maintenance save money? Many numbers get thrown around when it comes to estimating the savings achieved by performing certain maintenance activities.


Read More
Replacing A Steam Boiler

Replacing A Steam Boiler

So many areas where a little forethought and awareness can avoid larger problems — sizing, velocity, piping and connections, double trapping, condensate return, proper pressure, blowdown tanks, and more. Read on for some good habits and why they’re worth having.
Ray Wohlfarth
Ray Wohlfarth
June 2, 2016

When designing or replacing a low pressure steam boiler, throw out everything you know about hydronic boilers. A steam system is closer in operation to an air conditioning unit than it is to a hydronic boiler. If you design a steam system using hydronic design methods, it will not operate properly. 


Read More
Designing A Steam Systems For A Brewery

Designing A Steam System For A Brewery

Ray Wohlfarth
Ray Wohlfarth
February 1, 2016

The public’s taste for regional and local beer has flourished in recent years, but crafting a proper steam boiler system for its production can be sobering task. Pull up a bar stool and contemplate at least 23 design and maintenance facets to ensure that what’s brewing is all beer and no trouble.


Read More
Wohlfarth Lead

Replacing The "Engine" On Your Boiler System

Ray Wohlfarth
Ray Wohlfarth
September 1, 2015

Pumps, flues, valves, sizing, maintenance ... there’s a lot more to consider than just the boiler. Keep the car metaphor in mind, and your next replacement might not drive you to despair.


Read More
View All Articles by Ray Wohlfarth
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