AB Mauri – Fleischmann’s Yeast

Thanks to its keen interest in new technologies, Fleischmann’s Yeast cut its consumption by 17%.

• Improved the energy efficiency of blowers used during the yeast fermentation process

Abitibi-Consolidated - Kénogami Division

Abitibi-Consolidated - Kénogami Division lowered its power consumption by 5%.

After conducting an in-depth study of electricity use at its Jonquière plant, the company took steps to reduce the amount used by its motors, pumps and lighting systems.

Agnico-Eagle Mines

Agnico-Eagle Mines achieved a 6% reduction in its power use.

A complete energy analysis of its LaRonde mining operations in Abitibi enabled Agnico-Eagle Mines to launch several new energy efficiency initiatives.

Alcan

Alcan cut its consumption by 55 GWh.

Optimizing the company's electrolysis process led to substantial energy savings.

Alcoa – Deschambault Smelter

Alcoa cut its power consumption by 93 GWh.

Following an analysis of its facilities, the Deschambault smelter was able to target and implement the most profitable energy efficiency projects.

Aluminerie Alouette

Aluminerie Alouette reduced its power consumption by 140 GWh.

Following a complete energy analysis of its facilities, the Sept-Îles aluminum smelter optimized the heat balance of its electrolytic cells, considerably reducing the amount of energy lost during the process.

Balcan Plastics

Balcan Plastics generated electricity savings of 16% in two of its plants.

• Modernization of many fusion machines

Barrette-Chapais

The Barrette-Chapais sawmill in Chapais reduced its electricity consumption by almost 6%.

The company installed higher-performance equipment with variable-frequency drives including a hog, a ventilation fan, a variable-rate compressor and hydraulic system components.

Beaulieu Canada

Beaulieu Canada cut its consumption by 10%.

The Acton Vale plant replaced its entire mercury vapor lighting system by high-efficiency fixtures equipped with T-8 fluorescent tubes.

Bécancour aluminium smelter

The Bécancour aluminium smelter currently saves over 112 GWh of electricity each year through:

• The increased efficiency of its electrolytic cells and anodes;
• The optimisation of its compressed-air system.

Bibby-Ste-Croix

Bibby-Ste-Croix achieved electricity savings of 10% by optimizing its compressed air system.

• Seven inefficient compressors were replaced by three new compressors designed to regulate system pressure according to the plant's requirements.
• Dessicant air dryers were replaced by a refrigerant air dryer, which uses less compressed air in the air-drying process.
• In addition, fans were used instead of compressed air to supply combustion air to equipment that bakes moulds used to manufacture cast-iron pipes.

Bombardier Aerospace (Saint-Laurent plant)

The Saint-Laurent plant had distinguished itself by reducing its electricity consumption by 14%.

Seven projects were implemented, resulting in the optimization of compressed-air and lighting systems and Cincinnati milling machines.

Bombardier Aerospace (Dorval plant)

The Dorval plant achieved energy savings of nearly 6% by:

• Replacing over 5,500 compact fluorescent bulbs with more energy efficient ones;
• Overhauling its compressed-air system.

Bombardier Transport – North America

Bombardier Transportation’s plant in La Pocatière improved its compressed air system and reduced its power consumption by 12%.

• Installation of more energy efficient compressors

Canada Post

Canada Post reduced the electricity consumption of its mail processing plant in Saint-Laurent by nearly 7%.

The plant enhanced its lighting systems, making them more energy efficient.

Cascades Lupel, a division of Cascades Canada

Cascades Lupel lowered its electricity consumption by 9% by:

• Replacing outdated equipment with higher-performance machinery (pulper agitator, main compressor and boiler feed pump);
• Modernizing its lighting system, which now includes centralized controls.

Ciment Québec

Ciment Québec in Saint-Basile cut its energy consumption by over 5%.

The company installed bucket elevators – a more efficient system to transport raw meal (cement powder) – and replaced a fan and compressors with more energy-efficient equipment.

Cominar

By upgrading its cooling system, Cominar slashed its electricity consumption by 15%.

• Two new coolers that use heat recovery were installed, along with a new glycol tower for free cooling.
• Ten variable-speed drives were added to the pumping systems.
• A portion of the steady-volume air distribution system was converted to a variable-volume system.

ERCO Worldwide, a division of Superior Plus

By implementing some fifty energy efficiency projects, ERCO Worldwide has reduced its electricity consumption by approximately 6%.

The company also refined the electrolytic process used to manufacture sodium chlorate.

Exceldor (Saint-Damase plant)

Exceldor reduced the electricity consumption of its Saint-Damase plant by almost 10% by:

• Reducing heat distribution system losses by optimizing its electric boilers;
• Recovering wastewater by installing heat pumps and exchangers to preheat production water.

IBM

IBM achieved energy savings of 5%.

The IBM plant in Bromont turned to innovative new technologies to save electricity.

• The steps taken included putting in place the phase-change thermal storage system developed by Groupe Énerstat, making greater use of natural cooling and installing a variable-frequency drive chiller.
• Improvements were also made to various plant components to recover exhaust heat.

Labatt Breweries (LaSalle brewery)

The LaSalle brewery has distinguished itself by curbing its electricity consumption by 10%.

The company enhanced its ammonia refrigeration system and intake and exhaust fans following an energy consumption analysis and installed new lighting and motion sensor systems.

Laforo Industrial Foundry

Laforo Industrial Foundry reduced its power consumption by 18%.

• Replaced its moulding and casting lines with more efficient facilities

Molson

By optimizing two auxiliary systems, Molson succeeded in reducing its power consumption by 9%.

Optimization of compressed air system

• Low-pressure blowers using ambient air were put in place.
• Solenoid valves were installed to regulate the use of compressed air.

Optimization of ammonia circuit (cooling)

• Two pumps with variable-frequency drives (VFDs) were added to regulate flow according to demand.

Oxford Properties Group (1250 René-Lévesque Blvd. West)

The Oxford Properties Group reduced the electricity consumption of its building at 1250 René-Lévesque Blvd. West by over 6%.

The company updated the building's lighting system, resulting in increased lighting and reduced energy consumption.

Place Bonaventure

Place Bonaventure carried out six projects that yielded energy savings of nearly 6% by:

• Implementing and optimizing new chillers.
• Installing new cooling towers and pumps with variable-speed drives to enhance energy management.

Place Desjardins

The Complexe Desjardins stands out and reduces its power consumption by 6%.

Place Desjardins opted for more energy-efficient equipment.

• Replaced the lighting system
• Installed highly energy-efficient coolers in the water cooling system

École Polytechnique

École Polytechnique reduced its overall electricity consumption by 11%.

These energy savings were generated by initiatives implemented during construction of the Lassonde buildings.

• Premium efficiency technologies and equipment are now used for heating, ventilation, cooling and lighting systems.

Prodair Canada

Prodair Canada achieved energy savings of nearly 7% in its air-separation plant in Saint-Augustin-de-Desmaures.

The company implemented four energy efficiency projects to enhance its processes and peripheral systems.

Saputo – Bakery Division

Saputo reduced the electricity consumption of its Sainte-Marie-de-Beauce plant by 16%.

The Bakery Division carried out several projects including the optimization of its ventilation and cooling systems and oven heat recovery system to heat water and fresh air.

SITQ – Place Ville Marie

Place Ville Marie reduced its consumption by 5%.

SITQ optimized the management of its ventilation system, which is now powered only on request.

Smurfit-Stone

Smurfit-Stone slashed its power consumption by 15%.

The Matane mill generated significant electricity savings by optimizing its procedures for receiving and refining recycled fibres.

Société du Palais des congrès de Montréal

The Palais des congrès cut its power consumption by 15%.

The concerted efforts of the energy committee led to the application of energy efficiency measures targeting the improvement of many systems.

• Lighting
• Heating
• Air conditioning

Société immobilière du Québec (Complexe scientifique)

The Société immobilière du Québec (SIQ) cut its electricity consumption by 6%.

SIQ optimized the Complexe scientifique's chilled water plant and heating system.

Chilled water plant

• Variable-frequency drives (VFDs) were installed to regulate systems according to actual building requirements.

Heating system

• Existing pumps were replaced by new pumps equipped with VFDs.

Société immobilière du Québec (Montréal courthouse)

La Société immobilière du Québec (Montréal courthouse) reduced its power consumption by 8%.

Courthouse ventilation and pumping systems were optimized.

• Numerous variable-frequency drives were installed.
• Several motors were replaced by more energy-efficient models.

Université du Québec à Montréal

UQÀM reduced its consumption by 8%.

The University implemented seven energy efficiency projects.

• Heat recovery project in the new Biological Sciences pavilion
• Projects to replace the coolers and water tours in the main campus

Université de Sherbrooke

Hydro-Sherbrooke client Université de Sherbrooke reduced its electricity consumption by over 7%.

The university optimized its cooled air, ventilation and lighting systems.

Waterville TG

Waterville TG lowered its electricity consumption by 5%.

Waterville TG focused on optimizing its compressed air system.

• A number of 250-hp fixed-flow compressors were replaced by rotary screw compressors.
• Several fixed-flow compressors were replaced with a variable flow compressor.
• Several air dryers were replaced by a single, variable-capacity dryer.
• A new, more efficient oil-separating system was installed.