HPAC Magazine

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Cooling

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Skilled trades training in Manitoba gets a boost

May 14, 2015

A new Skilled Trades and Technology Centre (STTC) at Red River College (RRC) in Winnipeg, MB, will house additional laboratory and shop space and classrooms for up to 1000 students per year in high demand trades and technologies, including HVAC and

Shell in tube heat exchanger.
Article CoolingHVAC SystemsRefrigeration

Chiller basics

May 1, 2015 by DAVE DEMMA

A review of applications and systems in the field.

Figure 1 Low mass radiant ceiling panel
Article CoolingGeothermalHeat PumpsHydronics

Complementary elements

May 1, 2015 by JOHN SIEGENTHALER

Combining a geothermal heat pump, boiler and radiant ceiling in one system.

Benoit De Gagn-Marcouillier, of Plomberie G&G Limitee in Montreal, is shown here with his Great Tool Takeaway (Raflez les outils) winnings.
News CoolingForced AirGeothermalHeat PumpsHeatingHPAC GeneralHVAC SystemsHydronicsPlumbingRefrigerationSolar

MCEE 2015 draws a crowd

April 27, 2015

Canada’s largest plumbing, HVAC/R, hydronic, electrical and lighting expo was back for another year on April 22 and 23. Students, manufacturers, suppliers and contractors took to MCEE 2015 at Place Bonaventure in Montreal for an opportunity to show and view

Emerson's contractor business development team, from left: Ron McLaughlin, John Rabbito, Alain Mongrain (also in inset) and Trevor Matthews.
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Emerson Climate Technologies celebrates 125 years

April 9, 2015

Emerson Climate Technologies in Brantford, ON, held an Open House on April 8 to show off its newly expanded Integrated Learning Centre, and to celebrate Emerson’s 125th anniversary. Copeland purchased the site at 145 Sherwood Drive in 1960 from Canadian

Technicians had the opportunity to talk with more than 70 exhibitors at Wolseley's One Tradeshow.
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Western-themed tradeshow welcomes almost 1000 attendees

April 8, 2015

Vendors were pleased with the turnout of almost 1000 attendees at Wolseley’s inaugural One Tradeshow, held April 1 at the Mississauga Convention Centre. “The turnout has been awesome,” said Don Murfin, district sales manager of engineered products for Grundfos. “For

News CoolingForced AirGeothermalHeat PumpsHeatingHPAC GeneralHydronicsPlumbingRefrigerationSolar

ISH 2015 hosts more exhibitors than ever before

April 1, 2015

A new exhibitor record was set and almost 200,000 people visited ISH 2015 in Frankfurt, Germany from March 10-14. More than 2450 manufacturers launched their products to market at the world’s largest trade fair for bathroom design, energy efficient heating-

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EPA approves HFC-32 refrigerant for use in residential AC units

March 31, 2015

HFC-32 (R-32), a chlorine-free, single-component refrigerant, has received approval from the Environmental Protection Agency (EPA) for use in home air conditioning. The approval comes as part of President Obama’s Climate Action Plan and is a result of the EPA’s Significant

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Daikin Applied’s Roadshow to make two stops in Alberta

March 27, 2015

Daikin Applied’s annual Ideas in Motion Roadshow hits the highway on March 27, 2015. Contractors, specifying engineers and building owners in Edmonton, AB (May 5) and Calgary, AB (May 7) will have the opportunity to see live demonstrations and educational

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Canadian GeoExchange Coalition makes the move to Old Montreal

March 13, 2015

The Canadian GeoExchange Coalition (CGC) recently moved from 1030 Cherrier St., Suite 304, to 442 St. Gabriel St., Suite 100 in Old Montreal. The association’s phone number remains 514-807-7559.

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Wolseley to host tradeshow for customers and vendors

March 12, 2015

Wolseley Canada will be holding its inaugural ONE Tradeshow, combining more than 70 plumbing and HVAC/R vendors under one roof on April 1, 2015, at the Mississauga Convention Centre. The event, which runs from 3:00 p.m. to 9:00 p.m., will

News CoolingEngineeringHeatingHPAC GeneralHVAC SystemsPlumbing

Volunteers sought for the Canadian Commission on Building and Fire Codes (CCBFC)

March 2, 2015

The search for candidates to serve on the Canadian Commission on Building and Fire Codes (CCBFC) is on. The CCBFC oversees nine standing committees that work on the Canadian building, fire, plumbing and energy codes that form the basis of

It is imperative to determine the cause of motor failure or a repeat failure is likely to happen.
Article CoolingForced AirHeatingHVAC Systems

Methods to prevent motor failure

March 1, 2015 by Dave Demma

Operation and troubleshooting of electric motors – Part II.

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ASHRAE 2016 conference to focus on design-build practices and residential systems

February 20, 2015

ASHRAE has announced a call for papers for its 2016 Winter Conference in Orlando, FL. Scheduled for January 23 to 27 at the Hilton Orlando, the event will offer new tracks and an updated focus. “The 2016 ASHRAE Winter Conference

Attendee and exhibitor numbers among records set at 2015 AHR Expo.
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Chicago event claims five new records

February 19, 2015

The 2015 AHR Expo claimed the title for the best-attended event ever held in Chicago. Preliminary figures for the HVAC/R show indicate that more than 61,000 total attendees, including 42,400 visitors, participated in the 2015 AHR Expo, January 26 to

Seresco factory and headquarters in Ottawa, ON.
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Seresco Technologies doubles operation capacity, names Kilmer Environmental Rep of the Year

February 18, 2015

Seresco Technologies, a manufacturer of indoor pool dehumidifier HVAC equipment, has doubled its space with an expansion into a new Ottawa-based manufacturing, warehousing and office headquarters.The expansion follows Seresco’s 25 per cent annual sales increases over the last three years

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Mississauga workshop to clarify mandatory OBC performance requirements

February 11, 2015

SkillTech Academy, the training division of The Heating, Refrigeration and Air Conditioning Institute of Canada (HRAI), is offering a workshop titled Complying with Part 12 of the Ontario Building Code (OBC). Scheduled for April 13, 2015 in Mississauga, ON, the

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Hat trick for Martino Contractors

February 9, 2015

The Building Industry and Land Development Association (BILD) recently recognized Martino Contractors Ltd. as the “Trade Contractor of Year.” The award was presented at BILD’s annual general meeting in December 2014. Martino Contractors is a family-owned company that supplies and

Danfoss presented its fifth annual EnVisioneer of the Year award to Daikin Applied for its Magnitude water-cooled chillers, which use Danfoss Turbocor compressor technology. From left to right is Ricardo Schneider, president and CEO, Danfoss Turbocor; Mike Schwartz, CEO, Daikin Applied Americas; John Galyen, president, Danfoss North America; and Lisa Tryson, director, corporate communications and PR, Danfoss.
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Danfoss announces EnVisioneer award; doubles warranty

February 2, 2015

Daikin Applied is the winner of the fifth annual Danfoss EnVisioneer of the Year award competition. The award recognizes North American end users, municipalities, building owners or original equipment manufacturers that have introduced a new product, opened a new facility

Figure 1 Heat loss/heat gain process and factors
Article CoolingEngineeringForced AirGeothermalGreen TechnologyHeat PumpsHeatingHydronics

Heat loss/heat gain considerations

February 1, 2015 by Robert Bean

When I joined ASHRAE in 1990, I did not imagine that 25 years later HVAC equipment would be selected and installed in the absence of a heat loss and gain calculation. It is like bad reruns on late night television;

Figure 1 Three-phase Stator
Article CoolingHVAC SystemsRefrigeration

Electric Motors: Operation and Troubleshooting

February 1, 2015 by Dave Demma

Imagine a world without the electric motor: No elevators, no DVD players, no computer hard drive, no electric clocks, no Toyota Prius’, no washing machines or dryers, no conveyor belts at the supermarket checkout stand, no manufacturing plants of any

MCEE will feature 26 free seminars.
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Seminar lineup released for MCEE 2015

January 16, 2015

Organizers of Mécanex/Climatex/Expolectriq/Éclairage (MCEE) 2015 have released details of the 26 seminars to be featured on April 22 and 23, 2015, at Place Bonaventure in Montreal, QC. Over 7000 visitors and more than 350 exhibitors are expected at the trade

Most practitioners will find PART 1 and Appendices A and B to be most useful. PART 1 outlines how to effectively account for thermal bridging. Appendices A and B provide a catalogue of common building envelope assemblies and interface details and their associated thermal performance data.
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Building envelope thermal bridging guide released

January 14, 2015

Guide explores how building industry can account for impact of thermal bridging.

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Wolseley winds up 2015 with upgrades, expansions and openings

January 6, 2015

Wolseley has undergone a series of facility upgrades, and both team and department amalgamations all across the country just in time for 2016. In early December, Wolseley’s Dartmouth, NS Plumbing and HVAC/R branches merged and relocated to a new and

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Goodman expansion capitalizes on ductless growth in North America

January 6, 2015

Consolidation reflects Daikin’s global commitment to local, in-country, manufacturing.

ISH will be held in Frankfurt am Main from March 10 to 14, 2015.
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Comfort meets technology theme for ISH 2015

December 30, 2014

Head to Germany for the ultimate industry trade fair experience.

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ASHRAE expands scope, renames research journal

December 22, 2014

In recognition of the changing role of HVAC/R since it was first published 20 years ago, ASHRAE’s HVAC&R Research has a new title, an expanded scope and an updated look. Beginning in January 2015, the journal will be known as

News CoolingForced AirGeothermalHeat PumpsHeatingHPAC GeneralHydronicsPlumbingRefrigeration

A sampling of what to expect in HPAC December

December 16, 2014

HPAC print edition is on its way to you-find the editor’s “o-o-ops” for your chance to win a Tim’s gift card.

News CoolingGeothermalHeat PumpsHeatingHPAC GeneralHydronicsPlumbingRefrigeration

CIPH Regional Expo to travel coast-to-coast in 2015

December 15, 2014

The 2015 edition of the CIPHEX Roadshow will travel from coast-to-coast next fall.   “The CIPHEX Roadshow connects manufacturers with regional buyers, designers and installers or plumbing, hydronic, HVAC/R, water treatment and electrical equipment decision-makers who are in the market for

News CoolingGeothermalHeat PumpsHeatingHPAC GeneralHVAC SystemsRefrigeration

Climate zone expansion proposed for Energy Standard

December 12, 2014

Addendum w is one of 10 proposed addenda to ANSI/ASHRAE/IES Standard 90.1-2013, Energy Standard for Buildings Except Low-Rise Residential Buildings, opened for public comment on December 5, 2014. The proposed addendum closes for review January 19, 2015. To comment or