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Allegheny College's leveraged student-faculty research on the financial benefits of energy-saving options for campus construction and renovations to drive organizational buy-in for energy efficiency projects.
Through improved lighting systems, occupancy sensors, a 4.5-megawatt combined heat and power plant, solar, and building automation, this medical center reduced annual energy use by 25% and saves $324,00 annually.
Saint Thomas Hospital implemented a mix of low-cost behavior change measures and large-scale infrastructure projects to save more than $150,000 on energy costs annually.
By installing skylights, dimmable fluorescent lights, and submetering, this Las Vegas Best Buy reduced lighting energy use by 45%.
CommonWealth partners undertook comprehensive energy efficiency upgrades at this center, including lighting, a preventative maintenance program for HVAC, and a building automation system calibrated for peak efficiency. Altogether these measures save 17% energy annually.
Facing maintenance challenges due to the nearby coast's salty air, Forest City improved the efficiency of its chilled water circulation loop with new chillers, VFD retrofits, and refurbishment of air handling units, reaching 25% energy savings - nearly $600,000 saved annually.
Ascension dedicates an annual budget from their Facilities Infrastructure Pool for energy efficiency upgrades at its hospitals to overcome the “first-cost” hurdle or insufficient access to capital, resulting in energy and cost savings.
With limited capital funds for energy efficiency, Best Buy established a rolling portfolio-wide lighting retrofit program using maintenance funds, resulting in reduced energy, labor, and lighting replacement costs due to the increased efficiency and life of LEDs.
Cleveland Clinic Foundation ramped-up energy and water efficiency in operating rooms through employee engagement, targeted calls to action, and resource tracking resulting in heightened staff awareness and measurable savings.
Forest City created an Energy and Sustainability Group and developed energy action resources to gain approval from management resulting in an enterprise-wide coordination of energy management activities and strategic implementation of energy-efficiency projects
HEI developed an energy management tracking tool that analyzes key variables such as weather normalized utility consumption, and hotel occupancy alongside capital and operational energy efficiency initiatives to create more centralized information and evaluate opportunities for improvement.
Through a more efficient white TPO roof, LED spot lighting, replacement of the existing HVAC with high-efficiency units, and a new energy management system, this showroom achieves 44% annual energy and cost savings.
Hilton Columbus Downtown features a number of energy conservation measures (ECMs) including efficient lighting, a building automation system, and variable frequency drives. As a result, Hilton Worldwide saved 32% in annual energy consumption and $387,000 in annual energy costs.
In addition to many lighting and systems upgrades, the project team at the National Cancer Institute used building information modeling to coordinate critical base building systems and tenant space build-out requirements to avoid system redundancy and ensure maximum efficiency. These measures help to save more than $2M annually in energy costs.
Kohl’s Niles, OH retail store achieved 38% energy savings and $65,000 annual cost savings after implementing several energy reduction measures, including the replacement of Roof Top Units (RTUs), a lighting upgrade, and re-commissioning of control systems.
Through building envelope and insulation improvements, replacing duct systems, and ground source heat pump maintenance, this project achieved 38% annual energy savings for the housing community.
Macy's completed a retrofit of this department store to upgrade the original constant volume system, install dampers and LED lighting, and reprogram the energy management system in addition to continuous energy improvements. This work resulted in 30% energy savings and more than $220,000 saved per year.
Macy's implemented energy conservation measures including a new multi-stack chiller, LED lamps on the sales floor, variable frequency drives, and a high-efficiency roof. Altogether these upgrades save 43% energy annually.
To achieve a net-zero building, PNC Financial Services installed onsite solar power, an advanced building envelope and canopy system to keep out the Florida heat, an energy recovery system, efficiency appliances and fixtures, and light sensors and timers. The project achieved 44% annual energy savings.
Prologis worked with Johnson Controls, Inc. to identify a range of energy savings opportunities, including a comprehensive lighting upgrade, HVAC system re-commissioning, and a 200 kW net-metered rooftop solar array. This project saves 32% energy annually.
Shorenstein Properties identified several no- and low-cost energy conservation measures at this four-building office park including upgrading garage lighting, installing LEDs, and adding variable frequency drives, saving $150,000 in energy costs annually.
As part of Sprint's Network Vision Plan, efficiency upgrades at this Kansas City building included HVAC variable frequency drive upgrades, lighting management system and external LED lighting improvements, and DC rectifier upgrades with an expected 7% savings.
Through the Eco-Treasure Hunt program, Staples identified many energy and water conservation opportunities in the areas of lighting, battery chargers, conveyors, HVAC, associate bathrooms, lawn irrigation, and the energy management system. These upgrades achieve 32% annual cost savings.
Starbucks' Augusta plant includes many energy-saving technologies such as high-efficiency lighting and sensors, fans, gas furnaces, rooftop units, boilers, and pumps. Combined with efficiency measures like heat and water recovery, the facility saves nearly $9M annually in energy costs.
Through a real-time energy management program, a building management system and HVAC controls, and LED stairwell lighting, this commercial office building achieved 20% annual energy savings.
At this 12-story office building with first floor retail, a major replacement of the chiller plant, replcement of the building facade, upgraded lighting, and other energy conservation measures led to 36% annual energy savings.
Transwestern worked with building owner Metropolis at this 2-tower office property in Houston, Texas to identify and implement energy savings upgrades including rebuilding the cooling tower, installing new chillers, conducting a lighting retrofit, replacing the HVAC system, revamping the alarm system, and retooling the building access system, altogether resulting in 21% annual energy savings.
Walmart achieved a 37% reduction in source energy use intensity by implementing a series of lighting and space conditioning energy efficiency measures including 100% LED lighting, refrigerated case door testing, reclaimed heat, and efficiency chillers.
The Arlington Central Library is one of the County’s energy performance success stories. Since 2000, investments in lighting efficiency retrofits and energy management practices have reduced electricity use at the site by over 40%.
At these Arvada police stations, combining the use of high-performance lighting, envelope, and equipment options yield 32% savings and $6,500 in annual energy cost savings.
By revitalizing the Boisfeuillet Jones - Atlanta Civic Center, the City of Atlanta had the opportunity to turn one of its biggest electricity consumers into an energy-efficient showcase facility. In the face of budget constraints and an outdated building, Atlanta partnered with its utility to implement high-efficiency HVAC, building automation, gas condensing water heaters, and efficient lighting, achieving 37% annual energy savings.
A variety of energy efficiency mechanisms were implemented at the library, including a complete retro-commissioning of the lighting and heating controls, leading to 21% annual energy savings.
Shed Aquarium developed an energy efficiency roadmap to reduce energy consumption by 50% by 2020. Key elements included submetering, enhanced automation systems, energy storage, onsite renewables generation, and various other fixture and system upgrades.
Serving as a replicable model for other fire stations, this project included lighting upgrades, infrared heating in apparatus bays, conservation and employee behavior change, and re-commissioning. Energy savings are 12% annually.
In response to a guest focus on green initiatives, the property implemented several public area and guestroom efficiency upgrades including HVAC improvements and chiller plant optimization, saving more than $600,000 annually in energy costs.
The Alliance Center is a nonprofit multi-tenant office building in a converted century-old warehouse. The Center completed a major renovation to upgrade the failing mechanical systems, mobilize tenant behavior and achieve greater cooperation in reducing unnecessary resource consumption resulting in 17% energy savings annually.
Through a combination of competitive bidding, innovative design, advanced controls sequencing, and attention to hotel guest satisfaction considerations, the Hotel Monaco team compiled a comprehensive suite of impactful retrofit opportunities that save nearly $450,000 in energy costs annually.
This project included lighting retrofits and controls upgrades, solar window film, central plant upgrades, and installation of a facility-wide energy management system. These upgrades significantly improved the indoor environment and save more than $200,000 annually on energy costs.
Fort Worth identified cost-effective efficiency solutions including lighting, air conditioning, enahnced controls, and water system improvements. These measures save 47% energy annually.
The City of Gillette performed a retrocommissioning project at City Hall, identifying opportunities for HVAC system improvement and efficiency as well as boiler upgrades, achieving 24% annual energy savings.
The City of Hillsboro, Oregon, decided to renovate the Shute Park Library after an assessment identified the need to replace the entire roof, update the insulation, and replace the HVAC system. The renovation resulted in 31% annual energy savings.
The Rose Building made several facility upgrades utilizing the City of Houston's Energy Efficiency Incentive Program to offset 20% of the project costs, including labor and equipment. These lighting, HVAC, and envelope improvements resulted in 23% annual energy savings.
Innovating financing models and performance contracting allowed this convention center to undertake a comprehensive energy efficiency upgrade including rooftop solar, new lighting and controls, boiler and HVAC replacements, and an updated energy management system. Altogether the project saves more than $300,000 annually in energy costs.
Advance Paper Box Company incorporated numerous energy efficiency upgrades into its plant renovation, including HVAC, new ductwork, lighting, solar PV array, and a "cool roof." These improvements achieve 16% annual energy savings.
As part of a city-wide energy audit program, the central library was identified for energy efficiency improvements, including conversion of existing pneumatic controls to digital control and installation of new high efficiency chillers, variable frequency drives, and a reflective roof. These upgrades save more than $100,000 in energy costs annually.
Massachusetts' Hogan/Wrentham Comprehensive Energy Project reduced energy use at participating sites by 41% and lowered energy bills by more than $2.5 million annually through lighting, high-efficiency motors, enhanced controls, upgrades to the power and steam plants, renewables, and more.
The Berglund Center is an entertainment and convention center with a performing arts theater, coliseum, exhibit hall, special events center, and office space. The City of Roanoke, Virginia allocated $750,000 of bond proceeds to evaluate and retrofit/replace HVAC systems, lighting, and other capital repairs as needed. Cost savings are expected to exceed $180,000 annually.
Utilizing funding available through the DOE Energy Efficiency and Conservation Block Grant program, Rochester's Sister Cities Municipal Parking Garage upgraded its lighting system resulting in 36% annual electricity savings and $33,000 in annual cost savings.
Through facility improvements to its inefficient mechanical HVAC equipment and lighting systems, Seattle's EMP Museum realized 22% in energy savings and $80,000 in cost savings annually.
Spokane County took a multi-measure approach in creating and implementing its energy efficiency strategy for the Regional Health District Building, which included steam plant decentralization, new boiler and domestic hot water plant, controls and system upgrades, new VAV boxes, garage exhaust control and lighting. Spokane achieved 23% energy savings and $40,000 cost savings annually.