Latest News

OMNIA Partners Honors Trane® with Horizon Supplier Award

OMNIA Partners reviewed more than 500 supplier partners across the public and private sector for the OMNIA Partners Connections 2019 Supp...

IDC Foundation Donates $130,000 to NYU Tandon School of Engineering

The IDC Foundation grant will support doctoral students’ research, plus education-related travel for construction management students.

Nortek Global HVAC’s Tennessee Manufacturing Plant Earns Workplace Safety and Health Award

Dyersburg, Tennessee, plant honored for 824,058 hours without a lost workplace injury or illness.

Heating Oil Industry Commits to Net-Zero Emissions by 2050

The historic resolution was passed unanimously at the Northeast Industry Summit.

US Natural Gas Prices Fall to Lowest Number Since the 1970s

IHS Markit forecasts average gas prices in 2020 at the Henry Hub will drop to $1.92 per million Btu.

International Code Council Announces Adoption of 2018 I-Codes in New Jersey

Updated codes mark a new era of safety and resiliency in the Garden State.

Philadelphia Modernizes its Plumbing Code Using the International Plumbing Code

Mayor Jim Kenney signed the bill on Sept. 17, completing a process that began in 2017, when he signed an executive order for the reestabl...

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Pumps & Flow Controls

Central Chiller Plant Designs and Design Options — Are We Leading or Bleeding?

Chuck Dale-Derks, P.E.

I have struggled with writing this article based upon what is being reported and what our industry leaders are recommending. It’s a fine balancing act, and I feel we may …

Pumps & Flow Controls

Applications of Fisonic Devices

I. Oliker Robert Kremer

Fisonic Devices (FDs) are heat exchangers, pumps, and mixers with patented optimized internal geometry. The theory of Fisonic devices was developed by Professor Fisenko by addressing safety problems of the …

HVAC Design/Construction Process

Power Systems for Critical Systems: Consider Resiliency, Reliability, Maintainability, and Safety

Keith Garratt Aleksei Isingaziev

The demand for reliable power systems in critical facilities continues to increase, putting pressure on engineers to design reliable systems within project budgets that are often decreasing. …

Commercial HVAC

ASHRAE 90.1 Vs. IECC — Is it Time to Take a Stand?

John Varley

Please raise your hand if you enjoy having two energy codes providing the standard of care for your projects. …

Ventilation

Facility Files: Hospital Patient Room Filtration Retrofit

Amanda Parolise

This month’s Facility File focuses on retrofitting a hospital’s patient floor with the addition of one fan-powered HEPA filter unit per patient room on a 30-patient room floor. The Facility …

HVAC Design/Construction Process

What You Need to Know — and Ignore — About Machine Reasoning

Charles Araujo

Machine reasoning is about making a machine approach information the same way humans do: by understanding its essence so it can use that understanding to process and comprehend data that …

Ventilation

Why We Need Baby Boomers in the Workforce

Stephanie Taylor, M.D., M. Arch, CIC

What should we do with all these gray-haired baby boomers? Do the brilliant and bold youngsters who seem to dominate the world of creativity and innovation still have a place …

Center Mount and Low-Velocity, Center Mount, EcoNet-Enabled Unit Coolers – Heat Transfer Products Group

The new design features sloped housing for efficient condensate draining, easy service access, improved fan guard design, and deep draw venturi to achieve optimal airflow, coils with enhanced copper tubing, and high-efficiency motors.

Commercial HVAC

Industrial On-Demand Water Heaters – Leslie Controls

The manufacturer offers Constantemp, LES packaged water heater, and unfired steam generators.

Classifieds

HVAC Retrofits

Light Commercial HVAC Equipment with Trane

Trane®, a brand of Ingersoll Rand®, is a world leader in air conditioning systems, services and solutions. Trane helps customers succeed by providing innovative solutions that optimize indoor environments through a broad portfolio of energy-efficient heating, ventilating and air conditioning systems, building, contracting and energy services, parts support and advanced controls for homes and commercial buildings.

Ventilation

Hurricane Louver Line Expansion – Greenheck

The innovative horizontal front blades provide a more traditional appearance and prohibit sight of the vertical rear blades from any upward viewing angle.

HVAC Product/Literature/Software

2.0 DC Oversizing Ratio and New Features for SOLECTRIA XGI™ 1500 Utility String Inverters – Yaskawa Solectria Solar

The new, powerful SOLECTRIA XGI 1500 utility string inverter brings together US-based engineering and manufacturing with Yaskawa’s exceptional quality and reliability.

HVAC Product/Literature/Software

E2V-CW Valve – CAREL

The new E2V-CW family, featuring copper fittings, has been developed as the evolution of the previous series of high-pressure valves.

Engineered Systems Magazine

2019 September

Engineered Systems magazine’s September 2019 issue questions the need for multiple building codes that cover the same subjects, examines the dos and don’ts of power systems for critical facilities, offers tips on how to select the proper centrifugal pump circuit flow controls, and much more.

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