John Kuempel Jr. P.E.

Kuempel is vice president of design-build for DeBra-Kuempel, an EMCOR company providing HVAC, electrical, plumbing, automation, service, and maintenance in the Cincinnati and Dayton Ohio area.

ARTICLES

Hydro Tech: Swiss Cheese Pump Impeller

October 1, 2008
Don’t let cavitation put holes in your performance.


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Hydro Tech: Is It Raining In Your Boiler Combustion Chamber?

June 1, 2008
A good boiler misapplied or improperly installed can precipitate some serious performance problems.

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Hydro Tech: The Radiant Future

May 1, 2008
It’s not just for heating anymore.

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Hydro Tech: When Variable Flow Fails

March 1, 2008
After a decade, this piping system went green (and not in the good way).

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Hydro Tech: Expansion Tank Tips

January 1, 2008
They maintain an air of calm when water turns up the volume.

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Multimedia

Videos

Image Galleries

ES Gallery: Snapshots & Systems

Check out highlights from projects featured in our magazine this year!
3/25/14 2:00 pm EST

Improving Cooling and PUE in Existing Data Centers

On-Demand This webinar will provide cost-effective practical tips and feasible retrofit solutions that can be implemented in operational data centers to address some cooling issues and improve energy efficiency.

Engineered Systems Magazine

Es August 2014 cover

2014 August

Check out the August 2014 issue of Engineered Systems, with features on UFAD systems, cloud services, and much more!

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Data Collection

Following Paul Ehrlich's BAS column, what describes your team's performance with data collection, normalization/storage, and analytics/reporting?
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THE ENGINEERED SYSTEMS STORE

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The Green Energy Management Book

Learn from our experts how to evaluate job opportunities, market your services, sell a Walk-through Survey, target areas for an Energy Audit, calculate energy savings, do retrofit work, and win continuing contracts for retrofit work.

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Clear Seas Research

Clear Seas Research ImageWith access to over one million professionals and more than 60 industry-specific publications,Clear Seas Research offers relevant insights from those who know your industry best. Let us customize a market research solution that exceeds your marketing goals.

Tomorrow's Environment Podcast

This series from longtime columnist and chronic forward-thinker Howard McKew covers a lot of ground -- from retrocommissioning to systems training, on toward checklists for drawings and tips for meeting minutes. Click HERE to be taken to the podcast page!

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