HPAC Magazine

Topic
Engineering

Feature Article EngineeringHydronics

Strive for perfection in hydronic system design

October 28, 2017 by John Siegenthaler

We live in a world where, for the most part, theoretical ideals can only be approached rather than fully realized. For example, imagine a building with heat loss characteristics such that the rate of heat loss always matched the rate

Feature Article CoolingEngineeringHVAC SystemsRefrigeration

Contemplating a chiller replacement?

October 18, 2017 by Dave Demma

When I was in high school, the cost of gasoline was seldom of concern. I drove a 1957 Chevy Bel Air, with a modified 409 engine in it, and I do not think I ever thought to check what the

News CoolingEngineeringManagement

Danfoss joins UN initiative to help solve the world’s cooling challenges

October 6, 2017

Danfoss has been appointed a member of a new global Cooling for All panel which will work to increase access to affordable and sustainable cooling solutions throughout the world. The announcement was made during the UN General Assembly and Climate

Feature Article ConstructionEngineeringGreen Technology

How to improve commercial building design

August 30, 2017 by Judy Peters

Though not a new concept, the intentional practice of calculating in detail how a building will use energy is a critical, yet often overlooked, step in building development. At its core, energy modeling is the practice of using software to

News EngineeringHPAC GeneralHVAC SystemsHydronics

HRAI conference briefs

August 25, 2017

Strengthening regional representation and ensuring money earmarked for climate change projects is spent wisely are among top priorities for Bruce Passmore, who was appointed chair of the Heating, Refrigeration and Air Conditioning Institute of Canada (HRAI) at the organization’s 49th-annual

News EngineeringHPAC GeneralManagement

Viega breaks ground on Colorado HQ

August 8, 2017

Viega LLC has begun construction on its new corporate headquarters and training facility in Broomfield, CO. Located on 11.8 acres, the new campus will house a 55,000-sq.-ft. North American headquarters and 24,000-sq.-ft. training facility. The headquarters will be a Class

News EngineeringForced AirHPAC GeneralHVAC Systems

AJ Manufacturing moves to larger facility

August 2, 2017

AJ Manufacturing, a manufacturer of stainless steel air distribution products, has moved to a new 70,000-sq.-ft. manufacturing facility and headquarters with 50-per cent more capacity. The facility is in suburban Kansas City, MO. A new tower loader for its laser

News EngineeringGreen TechnologyHeat Pumps

Google, Dandelion Geothermal, and the Thermal Energy IoT

July 18, 2017

This focused write up is based on an article originally published on LinkedIn about the recent spin-off of “Dandelion“ from X, the innovation engine of Alphabet (parent of Google). Reprinted with permission. BY JAY EGG Validation comes in many different ways. Presently,

News ConstructionEngineeringGreen TechnologyHPAC GeneralHVAC SystemsManagement

Projects from across Canada participate in CaGBC pilot

June 16, 2017

The Canada Green Building Council (CaGBC) has announced that 16 of Canada’s most innovative projects have been chosen to participate in a two-year pilot of CaGBC’s Zero Carbon Building Standard. The Standard, which assesses the carbon performance of commercial, institutional,

News CoolingEngineeringHPAC GeneralHVAC Systems

Capitalizing on North American rooftop VRF/VRV system market

June 13, 2017

Marketair, which is headquartered in Edison, NJ, has become the exclusive North American importer/vendor for the RD-Series and PD-Series of commercial rooftop enclosure and support systems. Developed by Inaba Denko in Osaka, Japan, the series is designed exclusively for multiple