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
  • 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.
Ionel Petrus, P.E.

Ionel Petrus, P.E.

Ionel Petrus 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

pulling floor

Deciphering a Project’s Dehumidification Demands

With a robust array of design options, designers are often tasked with the challenge of deciding which dehumidification methods best suit their projects’ needs.
Petrus 900x550
Ionel Petrus, P.E.
Es petrus connorheadshot 900x550
Connor Harrigan
June 21, 2022
No Comments

With a robust array of design options, designers are often tasked with the challenge of deciding which dehumidification methods best suit their projects’ needs.


Read More
air volume (VAV) air distribution systems

Approaching Building Controls a Little Differently

Examining the fundamental differences between the standard control methods described in ASHRAE guideline 36 and a proposed new approach based on AI and casual algorithms.
Petrus 900x550
Ionel Petrus, P.E.
Es petrus charming 900x550
Elena Charming EIT
May 26, 2022
No Comments

Examining the fundamental differences between the standard control methods described in ASHRAE guideline 36 and a proposed new approach based on AI and casual algorithms.


Read More
Chiller and pumps

The Three Stages to Controlling a Chiller and its Primary-Secondary Pumps

A few potential pitfalls while designing condenser water systems and selecting condenser water pumps, if not avoided, could lead to catastrophic failure or damage to the system and its components.
Petrus 900x550
Ionel Petrus, P.E.
Es petrus vidit 900x550
Vidit Dabhi EIT, LEED GA
Es petrus mohammed 900x550
Mohammed Fahd LEED GA
April 11, 2022
No Comments

A few potential pitfalls while designing condenser water systems and selecting condenser water pumps, if not avoided, could lead to catastrophic failure or damage to the system and its components.


Read More
chiller plant

Beware of Faulty Efficiency Claims – Part 2

Petrus 900x550
Ionel Petrus, P.E.
December 10, 2021
No Comments

Regression-type algorithms learn to approximate a function by ‘seeing’ the data.


Read More
AI

AI-Based Control Algorithms: Sequence of Operations, Deep Learning, Machine Learning, and More

Petrus 900x550
Ionel Petrus, P.E.
February 25, 2021
No Comments

Sequences of operation, as we have used them for the past decade, will slowly become somewhat obsolete in the next five to 10 years.


Read More
VRF Design

The Proprietary Roadblocks Stunting the Future of VRF Design

Before proceeding with the design of a VRF system, design engineers need to familiarize themselves with all limitations that come with such highly proprietary systems.
Petrus 900x550
Ionel Petrus, P.E.
February 12, 2021
One Comment

Variable refrigerant flow (VRF) systems have been around for decades, and VRF manufacturers continuously push the limits of energy efficiency with the release of new models. 


Read More
IoT

The IoT in HVAC: Digital Twins, Optimized Sequences, and More

Petrus 900x550
Ionel Petrus, P.E.
Smithgroup malim 900x550
Melissa Lim
October 30, 2020
No Comments

IoT technologies are designed to grant facility managers predictive control of a building’s comfort performance.


Read More
A properly designed pump network is critical to the success of any hydronic mechanical system.

The Proper Design Criteria for Selecting the Appropriate Pump

Petrus 900x550
Ionel Petrus, P.E.
Elena headshot 900x550
Elena Gowdy
August 27, 2020
One Comment

A properly designed pump network is critical to the success of any hydronic mechanical system. 


Read More
Figure 1

Designing Temporary HVAC: Codes and Loads

As temporary power is often provided in unfortunate situations, maintaining a simple and safe solution is as important as supplying temporary HVAC.
Petrus 900x550
Ionel Petrus, P.E.
Jacob Pohlman, P.E., LEED AP BD+C
April 22, 2020
No Comments

When building owners want their building systems to be designed for resiliency, the discussion between the owner and the engineers typically includes redundancy and temporary HVAC systems that can support all building HVAC systems or portions thereof. 


Read More
Chilled Water System

Pushing the Boundaries: Heating a Building with a Chilled Water System

Don’t be afraid to test the limits of what can be done with proven technologies.
Petrus 900x550
Ionel Petrus, P.E.
March 30, 2020
No Comments

HVAC system designers are faced with unique challenges when attempting to design energy-efficient HVAC systems


Read More
View All Articles by Ionel Petrus, P.E.
Subscribe For Free!
  • eMagazine Subscription
  • eNewsletters
  • Online Registration
  • Subscription Customer Service

More Videos

Popular Stories

air volume (VAV) air distribution systems

Approaching Building Controls a Little Differently

TAB

TAB – The ‘A’ is for Adjust

Englewood 1.png

For Hospital Air Safety, Mimicking a Natural Atmospheric Process Brings Results

ES MSA Safety Webinar 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

June 28, 2022

How to Capitalize on Edge Computing

This webinar will focus on how Edge Computing (data processed locally) is impacting businesses and how companies are leveraging this IoT strategy to differentiate themselves.

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

2022 National Electrical Estimator

2022 National Electrical Estimator

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
  • Privacy
    • PRIVACY POLICY
    • TERMS & CONDITIONS
    • DO NOT SELL MY PERSONAL INFORMATION
    • PRIVACY REQUEST
    • ACCESSIBILITY
  • Resources
    • ES Glossary
    • HVAC glossary
    • New Products
    • Mechanical Group
    • Partners
    • List Rental
    • Survey And Sample

Copyright ©2022. All Rights Reserved BNP Media.

Design, CMS, Hosting & Web Development :: ePublishing