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Publication - Effects of ECM Furnace Motors on Electricity and Gas Use
CETC Number 2008_sbc_04 / 2008-08-23 The two identical houses at the Canadian Centre for Housing Technology (CCHT) were used to measure the effects of an energy efficient (ECM) furnace motor on electricity and natural gas use. Projected results for houses that use the furnace fan for continuous circulation are electrical savings from 1,535 to 1,823 kWh/y without air conditioning, and 2,795 to 2,991 kWh/y with A/C. Increased use of natural gas varies from 152 to 222 m3/y. Net utility bill ...

Publication - Efficient Commercial Space Heating
CETC Number 2008-05 / 2006-10-25 Abstract Large commercial buildings such as factories, warehouses, arenas, and aircraft hangars are difficult to heat due to their high ceiling and large air volumes. Forced air furnaces or unit heaters are the conventional approach but they result in large temperature differences and poor comfort. Infrared heaters are more efficient at heating these buildings. These IR heaters use natural gas, electricity, or oil to heat the radiating surface. The ...

Publication - Instantaneous Water Heating
CETC Number 2008-08 / 2006-06-13 Abstract    There is an increasing concern over global climate change especially concerning man-made emissions of greenhouse gases. Carbon dioxide, CO 2 , is a product of fossil fuel combustion and it is one of the most significant greenhouse gas contributors. With a continued increase in the demand for fossil fuels, the emissions of CO 2 have increased dramatically. See HTML Version of Document Download Full Document (, 185,7 ...

Publication - Residential/Commercial Combustion
CETC Number 2008-09 / 2005-11-18 Abstract    The Residential/Commercial Combustion Laboratory is part of CanmetENERGY at the Ottawa research centre's Sustainable Buildings and Communities Group (SBC). The Group has a research staff of some forty scientists, engineers and technologists, with world-wide networks in the fields of combustion technology. The laboratory is one of North America's leaders in the characterization and development of efficient, low-polluting, combustion-based home ...

Publication - Development and Evaluation of a new Depressurization Spillage Test for Residential Gas-Fired Combustion Appliances - Final Report
CETC Number 2005_sbc_12 / 2005-07-01 A new combustion depressurization spillage test for residential combustion appliances has been developed. The test has been designed to accurately measure the amount of combustion spillage from residential combustion appliances and their venting systems when they operate at selected levels of depressurization. The new test uses carbon dioxide (CO2) that is produced in the fuel combustion process as a tracer gas. The test method has been designed so that ...

Publication - Effects of ECM Furnace Motors on Electricity and Gas Use
CETC Number 2008_sbc_04 / 2003-08-23 The two identical houses at the Canadian Centre for Housing Technology (CCHT) were used to measure the effects of an energy efficient (ECM) furnace motor on electricity and natural gas use. Projected results for houses that use the furnace fan for continuous circulation are electrical savings from 1,535 to 1,823 kWh/y without air conditioning, and 2,795 to 2,991 kWh/y with A/C. Increased use of natural gas varies from 152 to 222 m3/y. Net utility bill ...

Effects of ECM Furnace Motors on Electricity and Gas Use
Executive Summary An evaluation of the impact of Electronically Commutated Motors (ECM*) on electrical and gas energy use has been carried out at the Canadian Centre for Housing Technology (CCHT) in Ottawa, Canada. The purpose was not only to demonstrate the ability of the high efficiency ECM motor technology to save large amounts of electrical energy in moving air in forced air heating and cooling systems, but also to quantify the amount of any extra natural gas that would ...

Development and Evaluation of a new Depressurization Spillage Test for Residential Gas-Fired Combustion Appliances - Final Report
Summary & Introduction A new combustion depressurization spillage test for residential combustion appliances has been developed. The test has been designed to accurately measure the amount of combustion spillage from residential combustion appliances and their venting systems when they operate at selected levels of depressurization. The new test uses carbon dioxide (CO2) that is produced in the fuel combustion process as a tracer gas. The test method has been designed so that it ...