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Home » Topics » Plumbing & Mechanical Engineer

Plumbing & Mechanical Engineer
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John Siegenthaler: Renewable Heating Design

John Siegenthaler: The anatomy of a municipal pellet boiler system

A thousand words plus.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
December 4, 2020

I’m sure everyone reading this column has heard the adage “a picture is worth a thousand words.”  


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Engineer of the year

2020 PM Engineer’s Mechanical Engineer of the Year: Chris Winnie

SmithGroup’s Chris Winnie is always excited to learn about new products and technologies, and then share that knowledge with others.
Nicole Krawcke head shot 2024
Nicole Krawcke
November 11, 2020

At 17 years old, a man working concessions asked Chris Winnie what he wanted to be when he grew up. 


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Christoph Lohr

Christoph Lohr: Strategy for engineering firms

Strategic planning is important for businesses and individuals.
Christoph Lohr headshot
Christoph Lohr
November 6, 2020

“Because knowledge rapidly deteriorates unless it is used constantly, maintaining within an organization an activity that is used only intermittently guarantees incompetence,” said Peter Drucker.


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Fire Protection

The changing landscape of fire protection

NFPA 770 is the first standard on hybrid fire extinguishing systems.
Bob Ballard
November 3, 2020

The world is changing quickly, and transformative technologies are introducing new requirements for safety. 


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Figure 1

Commercial kitchen ventilation in the UMC

Follow code requirements to ensure a clean, functional, efficient and safe large-scale cooking operation.
Zalmie Hussein
October 19, 2020

The kitchen serves as the heart and soul of a commercial cooking operation.


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Christoph Lohr

Christoph Lohr: The best personality metric yet

A personality metric update.
Christoph Lohr headshot
Christoph Lohr
October 13, 2020

Several months ago I wrote about personality metrics months back. 


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John Siegenthaler: Renewable Heating Design

John Siegenthaler: It makes a difference

Domestic hot water plus space heating using an air-to-water heat pump.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
October 9, 2020

In last month’s column, I presented a “template” for a system that provides space heating, cooling and domestic water heating using a cold climate air-to-water heat pump as the primary heat source, and the sole source of chilled water for cooling. 


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Christoph Lohr

Christoph Lohr: What is strategy?

Businesses need cohesive strategy to become successful.
Christoph Lohr headshot
Christoph Lohr
September 8, 2020

Strategy, in my experience, is vastly misunderstood. I often see strategy thought of as “marketing strategy,” and it is applied to business development efforts only, or it is considered to be “not-applicable” as conditions on the ground are changing too quickly to “make a long-term plan” and then not change from it. 


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Theresa Card

PM Engineer’s 2020 Plumbing Engineer of the Year: Theresa Card

Strategic Energy Solutions’ Theresa Card’s passion and devotion to PHVAC industry goes beyond working hours
Nicole Krawcke head shot 2024
Nicole Krawcke
September 7, 2020

Strategic Energy Solutions’ Theresa Card fell in love with buildings at a young age. It all started with Legos. 


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IAPMO Australia

Australia headquarter's net zero system highlights IAPMO's commitment to innovative green technology

August 17, 2020

The state-of-the-art facility houses IAPMO R&T’s Oceana research center and product testing laboratory.


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