HVAC Engineering Sectors - Articles - Page 318

Editors Note

Bust Or Boom

HVAC is making news from Texas to China, either for not working or for working overtime.

July 1, 2014

The late Red Auerbach of the classic Boston Celtics teams earned a reputation for giving visiting teams less than a gracious welcome upon reaching the Garden for a game.

Chiller Retrofits In Health Care Facilities

One of the worst things you can do is note the capacity and replace the chiller. Have the building loads and usage changed? What about motors and cooling towers? Consider these and your part-load realities to create real long-term improvements.

Gary Hamilton P.E., PMP, FASHE, LEED AP

July 1, 2014

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The replacement of chillers for hospitals and other health care facilities are often done out of absolute necessity, and it is often avoided for as long as possible.

BUILDING AUTOMATION

Controls & Occupancy

Existing sensor strategies and newer lighting tech continue the battle against wasteful energy use.

Paul Ehrlich P.E.

July 1, 2014

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Much of the energy usage in a commercial building can be attributed to systems that are operating under the assumption that the building is “occupied.”

CASE IN POINT

Florida schools raise efficiency grades with ice bank technology

July 1, 2014

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The St. Lucie County School District (SLCSD) in Florida was receiving failing grades when it came to energy efficiency.

Back 2 Basics

Building Program To Basis Of Design For A Renovated College Student Union New Building Project

Howard McKew, P.E., C.P.E.

June 2, 2014

No Comments

At some point in time, most college or university building committees are given the responsibility to establish a building upgrade program to enhance their campus and attract the interest of potential future students.

Opportunities For Energy Conservation In Existing Hospitals

Confiscated elevator shafts are your first hint that this isn’t the typical hospital retrofit.

Jack Nelson, P.E Joseph Dussault, CEM

June 1, 2014

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Located in the South End of Boston, Boston Medical Center (BMC) is composed of over 2.5 million sq ft of inpatient, ambulatory care, and medical office space.

Variable Refrigerant Flow vs. Building Codes

When newer technologies or techniques meet older codes written for an earlier version of engineering reality, the losers are the users and occupants.

Marcia Karr, P.E.

June 1, 2014

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Variable refrigerant flow (VRF) HVAC is quickly taking over market share of the industry for commercial buildings.

VSD Retrofit For Lab Fume Hood Exhaust System

When you’re a student working with toxic chemicals, jarring alarms are not exactly a desired part of your process.

Justin Blanchfield

June 1, 2014

No Comments

Control recommissioning in existing buildings presents an excellent opportunity to not only save energy, but to fix operational deficiencies and work with the building’s occupants to reduce complaints.