Changing flow direction for optimal heat exchanger performanceOctober 26, 2016 by John Siegenthaler
Many systems with renewable energy heat sources also have large thermal storage tanks. Examples include systems using biomass boilers and solar thermal collectors. I call these heat sources “wild” since they can operate over a wide range of conditions and…
Siegenthaler to lead two sesssions at Canadian Hydronics ConferenceApril 21, 2016
The Canadian Hydronics Council has announced that the second Canadian Hydronics Conference will be held in conjunction with the CIPHEX West 2016 trade show, November 2 to November 3 at the Vancouver Convention Centre. The conference features 11 hours of…
Contractor and CE numbers up at CMPXApril 5, 2016
Sponsors of the 2016 Canadian Mechanical Exposition & Trade Show and Learning Forum (CMPX) have reported increases in key attendee categories including contractors (+14 per cent ) and consulting engineers (+73 per cent). Official attendance figures were unavailable at press…
CMPX visitors hit the jackpot with HPAC contestsMarch 23, 2016
At the recent CMPX show, HPAC held contests for visitors to its booth. Three lucky winners received a copy of John Siegenthaler’s latest book Heating With Renewable Energy. Siegenthaler was on hand on March 16, 17 and 18 to talk…
Le magazine PCC de juinJune 9, 2015
Le magazine PCC de juin peut être consulté/téléchargé en ligne depuis la semaine passée. La version papier sera postée au début de la semaine prochaine. Si vous ne le recevez pas et que vous oeuvrez dans l’industrie, vous pouvez vous…
Energy & PowerAugust 2, 2014 by JOHN SIEGENTHALER
The terms are different but related
CEU Credits available for ASPE members at CIPHEX West, ASPE to hold inaugural Toronto Chapter meetingJuly 30, 2014
Produced by the Canadian Institute of Plumbing and Heating (CIPH), Western Canada’s largest plumbing and HVAC/R event will take place on November 5 and 6 in Calgary, AB. The two-day trade show will host more than 200 exhibitors and includes…
I Need This Controller…May 1, 2014 by JOHN SIEGENTHALER
Expanding the possibilities for radiant ceilings with a “year round” controller.
CMPX opens this WednesdayMarch 17, 2014
CMPX 2014 opens this Wednesday, March 19 and show organizers tell us there is still time to register online and bring your team. Online registration will remain open until the close of business on Tuesday, March 18 and those registrants’ badges…
Heat Pump PlusFebruary 2, 2014 by John Siegenthaler
How to combine an air-to-water heat pump with a boiler (Part II).
Glancing BlowDecember 1, 2013 by JOHN SIEGENTHALER
Working with the incident angle modifier.
Hydronics event attracts a full houseSeptember 17, 2013
Modern Hydronics The Summit wrapped up to great reviews.
A Great MarriageApril 1, 2013 by John Siegenthaler
How to combine solar collectors and a wood gasification boiler.
Room For ImprovementFebruary 1, 2013 by John Siegenthaler
Outdoor wood-fired heaters bring some baggage to system design.
Chiller efficiency improvements proposed for Standard 90.1December 17, 2012
Chiller efficiencies for air and water cooled chillers would be boosted to more than 20 per cent under a proposed addendum to the ASHRAE/IES Standard 90.1-2010, Energy Standard for Buildings Except Low-Rise Residential Buildings. The addendum changes the requirements for…
14 years of hydronicsNovember 1, 2012 by John Siegenthaler
A comparison of the hot topics of the past, the present and, most importantly, the future.
Onward & DownwardSeptember 1, 2012 by John Siegenthaler
The future of hydronics is all about low water temperatures.
Geo-Solar ConnectionSeptember 1, 2012 by hpac
Two thermally-based renewable energy technologies that grab many headlines these days are solar water heating and geothermal heat pumps. Both of these technologies are ways of capturing solar energy. The solar thermal system does it in real time, whereas the…
Hydronic workshops showcase renewable energy applicationsApril 10, 2012
Sustainability, innovation and new technology will be the focus of the 2012 edition of the CIPHEX West trade show in Vancouver. The largest event in Western Canada for plumbing, HVAC/R and water treatment, CIPHEX West will take place at the…
Time Well ServedApril 1, 2012 by John Siegenthaler
After 30 years it was time for a collector transplant.
Lowering the LimitApril 1, 2012 by John Siegenthaler
How to extract more heat from a storage tank.
Modern Hydronics 2012January 1, 2012 by hpac
Celebrating 15 years.