This website requires certain cookies to work and uses other cookies to help you have the best experience. By visiting this website, certain cookies have already been set, which you may delete and block. By closing this message or continuing to use our site, you agree to the use of cookies. Visit our updated privacy and cookie policy to learn more.
This Website Uses Cookies
By closing this message or continuing to use our site, you agree to our cookie policy. Learn More
This website requires certain cookies to work and uses other cookies to help you have the best experience. By visiting this website, certain cookies have already been set, which you may delete and block. By closing this message or continuing to use our site, you agree to the use of cookies. Visit our updated privacy and cookie policy to learn more.
ES Magazine logo
search
cart
facebook twitter linkedin youtube
  • Sign In
  • Create Account
  • Sign Out
  • My Account
ES Magazine logo
  • PRODUCTS
  • NEWS
  • SECTORS
    • Colleges/ Universities
    • Commercial
    • Government/ Institutional
    • Health Care
    • Hospitality
    • K-12
    • Mission Critical
  • TOPICS
    • Building Automation
    • Cooling & Chillers
    • Design/ Construction Process
    • Heating & Boilers
    • IAQ
    • Life Safety
    • Motors & Drives
    • Pumps & Flow Controls
    • Retrofits
    • Security & Resiliency
    • Ventilation
  • COLUMNS
    • Back2Basics
    • Building Automation Column
    • Case In Point
    • Commissioning
    • Editor's Note
    • Facility Files
    • Building Health: A Physician’s View
    • Tomorrow's Environment
    • Security & Resiliency
    • BLUEPRINT Q&A
  • MEDIA
    • Videos
    • Podcasts
    • Webinars
    • Video Spotlights
    • Sneak Peek Spotlight
    • White Paper eBlast
    • Case Study eBlasts
    • 20 to Watch: 2022 Winners
    • Photos
  • RESOURCES
    • Contests
    • eNewsletters
    • Continuing Education
    • White Papers
    • Industry Events
    • ES Store
    • Classifieds
    • Custom Content & Marketing Services
    • Market Research
    • Sponsor Insights
  • TODAY'S BOILER
    • Today’s Boiler Digital Edition
  • DIRECTORY
    • SourceBook
    • Directory eBook
    • Take a Tour
  • EMAGAZINE
    • eMagazine
    • Archive Issues
    • Contact
    • Advertise
    • Subscribe
Home » Authors » Ionel Petrus P.E., CEM, LEED AP BD+C,
Ionel Petrus P.E., CEM, LEED AP BD+C,

Ionel Petrus P.E., CEM, LEED AP BD+C,

Ionel Petrus, P.E., CEM, LEED AP BD+C, is a licensed professional engineer who has more than 13 years of mechanical design experience. In addition to being the mechanical discipline leader in SmithGroup’s Washington, D.C., office, he is also a LEED AP and a certified energy manager. His experience includes designing HVAC systems for commercial buildings, research laboratories, health care facilities, and museums. He can be contacted at ionel.petrus@smithgroup.com.

Articles

ARTICLES

Building Automation Systems

Beware of Faulty Industry Efficiency Claims – Part 1

Petrus 900x550
Ionel Petrus P.E., CEM, LEED AP BD+C,
November 8, 2021
No Comments

If industry outsiders were to add up all the promotional claims related to the energy performance of building systems and associated energy savings, they could reasonably think that our industry has achieved maximum energy savings and that there is no building system left to improve upon.


Read More
HVAC system

Charting the Proper Psychrometrics of Humidification and Dehumidification

Es petrus charming 900x550
Elena Charming EIT
Petrus 900x550
Ionel Petrus P.E., CEM, LEED AP BD+C,
July 13, 2021
7 Comments
Psychrometric analysis is an important step in the design of the HVAC systems.
Read More
Subscribe For Free!
  • eMagazine Subscription
  • eNewsletters
  • Online Registration
  • Subscription Customer Service

More Videos

Sponsored Content

Sponsored Content is a special paid section where industry companies provide high quality, objective, non-commercial content around topics of interest to the ES audience. All Sponsored Content is supplied by the advertising company. Interested in participating in our Sponsored Content section? Contact your local rep.

close
  • Guide image.png
    Sponsored byTrane

    The Evolution of Changeover Systems

Popular Stories

ES-Butbol-featured-900x550.jpg

Heat Pump Cycle Fundamentals

sink

The Onset of Heat Pump Hot Water Systems

hydrogen application

Hydrogen’s Role in the Global Green Transition

CCP Contest
Engineered Systems Sourcebook

Submit a Request for Proposal (RFP) to suppliers of your choice with details on what you need with a click of a button

Start your RFP

Browse the Mechanical Products Sourcebook to find the right HVACR equipment or service for your commercial or industrial facility!

Find Suppliers

Events

December 30, 2030

Webinar Sponsorship Information

For webinar sponsorship information, visit www.bnpevents.com/webinars or email webinars@bnpmedia.com.

View All Submit An Event

Poll

Industry Events in 2022

Do you intend to travel to industry events in 2022?
View Results Poll Archive

Products

The Green Energy Management Book

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.

See More Products

Get our new eMagazine delivered to your inbox every month.

Stay in the know on the latest HVACR engineering trends.

SUBSCRIBE TODAY!
  • Want More
    • Connect
  • Contact
  • Resources
    • ES Glossary
    • HVAC glossary
    • New Products
    • Mechanical Group
    • Partners
    • List Rental
    • Survey And Sample
  • Privacy
    • PRIVACY POLICY
    • TERMS & CONDITIONS
    • DO NOT SELL MY PERSONAL INFORMATION
    • PRIVACY REQUEST
    • ACCESSIBILITY
    • UPDATE MY PREFERENCES

Copyright ©2022. All Rights Reserved BNP Media.

Design, CMS, Hosting & Web Development :: ePublishing