Electrical

Electrical November 11, 2019

Selecting and sizing transformers in nonresidential buildings

Transformers are an essential component of almost any electrical distribution system. Design engineers should know the design concepts, the codes and standards for selecting and sizing transformers to ensure they are appropriate for the application

By Tarek G. Tousson, PE, Stanley Consultants, Austin, Texas
Electrical November 11, 2019

Case study: Utility transformers for an office building

Three transformers serve electrical loads for an office building, data center and mechanical equipment

By Tarek G. Tousson, PE, Stanley Consultants, Austin, Texas
Electrical November 7, 2019

Understanding gas engine emissions in standby power applications

Air quality regulations have a major impact on the choice of engine generator sets for standby electric power and gas engines can be a more advantageous choice than traditional diesel technology

By Diane Clifford, Caterpillar Energy Solutions, Lafayette, Indiana
Electrical October 25, 2019

Learning how to engineer colleges, universities better: Electrical, power and lighting

Read about emerging trends in college and university buildings, and learn about the emerging trends impacting their design

By Consulting-Specifying Engineer
Electrical October 1, 2019

Your questions answered: Circuit protection in electrical/power systems

Questions left unanswered during the Sept. 19, 2019, critical power webcast are answered here

By Danna Jensen, PE, LEED AP BD+C, Certus; and Rick Reyburn, PE, NV5
Electrical September 27, 2019

Enhancing efficiency in industrial and manufacturing facilities: Electrical, power and lighting

From high-tech automation to energy-saving lighting and HVAC systems, there is more than meets the eye when it comes to warehouses and factories

By Consulting-Specifying Engineer
Each component in an industrial control panel must be properly applied for safe and reliable operation. The requirements for each component are unique and often misunderstood. Courtesy: Eaton’s Bussmann Division
Electrical September 27, 2019

Safety tips on SCCR for industrial control panels, industrial machinery

How to determine short-circuit current rating (SCCR) and avoid misapplications. When the industrial control panel or industrial machinery does not have an adequate SCCR for the available short-circuit (fault) current, an electrical hazard exists.

By John Kovacik, Dan Neeser, Christy Rosati and Joe Pavia
Electrical September 26, 2019

California Air Resources Board: Southern California consolidation project

Most advanced vehicle testing in the world. Largest zero net energy lab building in the USA.

By Affiliated Engineers
Electrical September 18, 2019

Houston Methodist Hospital: Walter Tower

Inserting a 21-story replacement tower without disrupting the rest of the campus.

By Affiliated Engineers
Electrical August 22, 2019

Safe electrical system design 

Safety is a top priority in a building’s electrical system design

By Danna Jensen, PE, LEED AP BD+C, Certus, Carrollton, Texas