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Fiber Optics for Daylighting

Use of fiber optic cables to convey daylight into a building's interior from sun-tracking rooftop collectors that use parabolic mirrors or Fresnel lenses.

TAG Technical Score:

Energy Savings: 70%

Regional Potential: 1.21 MWh/year

ID: 143

Fine Grinding Technology for Mines and Concentrating Plants: "Stirred Mill" vs. Ball Mills

An energy-efficient alternative to the ball mills used for material size reduction at mines.

TAG Technical Score:

Energy Savings: 30%

ID: 479

Fluorescent Lighting Dimming Controls

Lighting controls have been developed to dim fluorescent lighting systems for architectural ambience or activity-specific needs. Dimming down to 1% of full output is possible with continuous dimming providing daylight harvesting while providing smooth light-level reducti...

TAG Technical Score:

Energy Savings: 28%

Regional Potential: 0.51 MWh/year

ID: 103

Freezer "Anti-Sweat" Heater Controller

A controller that turns off anti-sweat heaters when not needed on reach-in supermarket refrigerated cases.

TAG Technical Score:

Energy Savings: 30%

Regional Potential: 0.12 MWh/year

ID: 24

Heat Activated Heat Pump/Chiller System

Co-produces hot water and chilled water with high-input energy conversion efficiency. Steam, natural gas, propane or waste heat streams can be used as thermal input sources. Potential applications include food processing, dairies, breweries, restaurants, laundries, comme...

TAG Technical Score:

Energy Savings: 77%

ID: 138

Heat of Compression Desiccant Dryers

Use waste heat from an air compressor to regenerate the desiccant in the off-line tower, thereby saving energy through reduced purge air requirements and/or reduced use of supplemental electric heating.

TAG Technical Score:

Energy Savings: 70%

Regional Potential: 0.05 MWh/year

ID: 2

Heat Pump Clothes Dryer, Commercial

Commercial clothes dryer that employs heat pump technology.

TAG Technical Score:

Energy Savings: 50%

Regional Potential: 0.17 MWh/year

ID: 438

Heat Pump Water Heater-Residential Integrated Units

Heat pump water heaters (HPWHs) use a heat pump refrigeration cycle to remove heat from the surrounding air and transfer that heat at a higher temperature into the integral hot water storage tank. “Integrated Units” means that the heat pump and water heater tank are pre-m...

TAG Technical Score:

Energy Savings: 50%

Regional Potential: 2.16 MWh/year

ID: 172

Heat Pump Water Heaters for Commercial Kitchens

Heat pump water heater or reverse cycle chiller designed for use in commercial kitchens.

TAG Technical Score:

Energy Savings: 50%

ID: 292

Heat Recovery Clothes Dryer

A clothes dryer that uses an air-to-air heat exchanger to recover about 40% of the heat exhausted from a commercial or residential clothes dryer to pre-heat incoming supply air.

TAG Technical Score:

Energy Savings: 15%

Regional Potential: 0.58 MWh/year

ID: 198

Heat Recovery Ventilator for Commercial Applications

A heat exchanger to heat or cool incoming fresh or outside air, capturing about 50% to 70% of the sensible heat from the exhaust air that would otherwise be discharged into the atmosphere.

TAG Technical Score:

Energy Savings: 30%

Regional Potential: 2.26 MWh/year

ID: 20

Heliostat

A rooftop device to track the sun using two small motors controlled by a computer, directing more daylighting into a building's interior throughout the day as needed.

TAG Technical Score:

ID: 528

High Performance Windows

Highly insulated (R-5 or higher) windows, also known as super windows.

TAG Technical Score:

Energy Savings: 12%

Regional Potential: 0.95 MWh/year

ID: 540

High Performance Troffers

Good quality design of fluorescent fixtures provides more effective use of lighting, potentially allowing using lower light levels and encouraging installation of high-quality, high-performance fluorescent lighting, especially as a replacement for parabolic fixtures.

TAG Technical Score:

Energy Savings: 15%

Regional Potential: 0.27 MWh/year

ID: 129

High speed Turbo Blower for Wastewater Treatment

A high-speed centrifugal blower with high flow and high pressure output utilizing magnetic or airfoil bearings and integrated variable speed control.

TAG Technical Score:

Energy Savings: 20%

Regional Potential: 0.06 MWh/year

ID: 310

High-Bay Fluorescent Lighting

High-output T5 and high performance T8 fluorescent lighting systems are now capable of replacing high intensity discharge (HID) lighting in many interior spaces with mountings well above 25 feet, and some exterior spaces as well, while offering reduced energy use, more co...

TAG Technical Score:

Energy Savings: 50%

Regional Potential: 1.50 MWh/year

ID: 26

High-Volume, Low-Speed Fans

A high-volume, low-speed (HVLS) fan up to 24 feet in diameter, capable of displacing many smaller constant speed fans.

TAG Technical Score:

Energy Savings: 96%

Regional Potential: 0.02 MWh/year

ID: 620

Hotel Room Automation

Automation for hotel rooms using sensors (infrared, motion, etc) to detect when the room is empty, to set back the HVAC thermostat set-point and to turn off lights.

TAG Technical Score:

Energy Savings: 35%

Regional Potential: 0.42 MWh/year

ID: 97

HVAC Embedded Fault Detection and Diagnostics

Smart equipment for commercial and residential HVAC that recognizes when it is failing or has failed, or when environmental conditions have drifted outside its optimum capability range, and can communicate that to personnel.

TAG Technical Score:

Energy Savings: 13%

Regional Potential: 0.98 MWh/year

ID: 163

Hybrid Direct Expansion With Evaporative Pre-Cooling

Hybrid cooling that couples conventional high-efficiency mechanical cooling with one or more evaporative cooling techniques to minimize compressor electricity demand and consumption.

TAG Technical Score:

Energy Savings: 25%

Regional Potential: 0.59 MWh/year

ID: 59

Improved Efficiency Incandescent Light Bulbs

An incandescent light that has increased efficiency through a stand-alone filter to recycle photons from emitted infrared light.

TAG Technical Score:

Energy Savings: 50%

Regional Potential: 0.08 MWh/year

ID: 286

Increased Task, Reduced Ambient Lighting

A flexible lighting system delivers light appropriate for each task and each occupant, along with a low level of ambient lighting. This practice usually saves electricity when compared with the conventional practice of lighting the entire space sufficiently for most (but...

TAG Technical Score:

Energy Savings: 20%

Regional Potential: 0.34 MWh/year

ID: 219

Induction Lighting

Long-life fluorescent light produced by radio-frequency excitation rather than a traditional ballast.

TAG Technical Score:

Energy Savings: 56%

Regional Potential: 1.51 MWh/year

ID: 92

Industrial Heat Pumps

Heat pumps that increase the temperature of a low-grade waste heat stream that may otherwise be exhausted to the environment, to make it more useful for industry—for direct process use or to preheat supply or combustion air.

TAG Technical Score:

Energy Savings: 27%

ID: 457

Infrared Drying and Curing

Recent innovations have been made in energy efficient infrared drying and curing techniques.

TAG Technical Score:

ID: 628

In-Home Energy Use Displays

Provide real-time and historic energy use information in homes and businesses to encourage conservation.

TAG Technical Score:

Energy Savings: 9%

Regional Potential: 4.75 MWh/year

ID: 142

Install Ducts in Conditioned Space

Designing buildings with ducts in conditioned space to eliminate the heat loss associated with duct leakage.

TAG Technical Score:

Energy Savings: 10%

Regional Potential: 0.05 MWh/year

ID: 154

Insulated Cellular Shades

Window shades that incorporate a honeycombed cross section with air-trapping pockets that add an insulating layer to help save energy, with single or multiple cells.

TAG Technical Score:

Energy Savings: 16%

Regional Potential: 0.10 MWh/year

ID: 474

Insulated Concrete Forms for Residential and Commercial Applications

Use insulated concrete forms (ICFs)--interlocking systems of formworks for reinforced concrete that stay in place as permanent interior and exterior substrates for walls, floors, and roofs.

TAG Technical Score:

Energy Savings: 44%

ID: 530

Insulated Heat Tape for Freeze Protection with Advanced Controls

Electric heat tape for water pipe heat protection that includes insulation and thermostatic control.

TAG Technical Score:

Energy Savings: 0%

ID: 149

Insulated Vinyl Siding

Siding material with a backing made from extruded polystyrene foam that improves insulation value and durability.

TAG Technical Score:

Energy Savings: 6%

Regional Potential: 0.32 MWh/year

ID: 287

Integral LED Nightlight/Vacancy Sensor Control for Hotel Bathroom Lighting

Vacancy sensor control with integral LED night light and battery back-up. If the main lighting has been activated and no occupancy is detected the light is turned off and the nightlight comes on.

TAG Technical Score:

Energy Savings: 45%

Regional Potential: 0.01 MWh/year

ID: 116

Integrate Existing Computerized Maintenance Management Systems (CMMS) and Energy Management Control Systems (EMCS)

Facilities utilizing both a computerized maintenance management system (CMMS) as an asset management and maintenance management tool, and an energy management control system (EMCS) for obtaining real-time building performance data may benefit from utilizing some ECMS info...

TAG Technical Score:

Energy Savings: 5%

ID: 371

Integrated Design Strategies

Design a strategy that considers interaction and synergy among energy systems in order to maximize building energy efficiency and cost effectiveness, such as building envelope improvements that decrease the cost of HVAC and PV systems.

TAG Technical Score:

Energy Savings: 5%

Regional Potential: 2.21 MWh/year

ID: 196

Integrated Irrigation Monitoring Systems

Retrofit of adjustable speed drives onto turbine pumps used with deep wells.

TAG Technical Score:

ID: 623

Intelligent Power Strip

Automation is used to control a power strip that turns off power to unused equipment using control strategies including master switching of related peripherals, sensing equipment in standby mode and occupant sensing.

TAG Technical Score:

Energy Savings: 28%

ID: 27

Interior Automated Window Shades

Interior window shades controlled by an automated system in response to available sunlight and need for controlling solar heat gain and glare.

TAG Technical Score:

Energy Savings: 75%

Regional Potential: 0.17 MWh/year

ID: 538

Internet-Based Refrigeration Monitoring System

Monitoring system to assess performance and energy use for medium and large cold storage units.

TAG Technical Score:

Energy Savings: 18%

ID: 346

LED "High-Mast" Highway Lighting

LED lighting for high mast lighting (above 100') for highway interchanges and high traffic areas.

TAG Technical Score:

Energy Savings: 60%

Regional Potential: 0.09 MWh/year

ID: 412

LED A-Lamps

LED lamps intended as a direct replacement for conventional incandescent light bulbs, officially known as A-lamps.

TAG Technical Score:

Energy Savings: 80%

Regional Potential: 2.13 MWh/year

ID: 214

LED Bollards

Low post, ground-mounted walkway lighting employing LED technology.

TAG Technical Score:

Energy Savings: 40%

Regional Potential: 0.02 MWh/year

ID: 396

LED Canopy Lighting

Exterior ceiling mounted luminaire for gas station canopies.

TAG Technical Score:

Energy Savings: 73%

Regional Potential: 0.11 MWh/year

ID: 403

LED Display Case Lighting

Strip lights, usually mounted horizontally at frame edges of glass display cases.

TAG Technical Score:

Energy Savings: 54%

Regional Potential: 0.07 MWh/year

ID: 400

LED Downlights (Can) for Residential Retrofit Applications

Downlighting using LED technology to provide very efficient, very directional, instant-on, and often dimmable lighting to replace CFLs and incandescent lamps for “can” lights.

TAG Technical Score:

Energy Savings: 75%

Regional Potential: 0.34 MWh/year

ID: 100

LED Elevator Lighting

LED lighting specifically designed for elevator applications, with particular focus on low profile form factors and durable designs to withstand vibration.

TAG Technical Score:

Energy Savings: 45%

Regional Potential: 0.04 MWh/year

ID: 134

LED High- and Low-Bay Retrofit Kits for Indoor Applications

Kits containing LED arrays, drivers, cooling technology and sometimes reflectors to maintain or improve light quality, help achieve energy savings, reduce maintenance over traditional high-pressure sodium (HPS) and metal halide (MH) lighting systems, and allow customers t...

TAG Technical Score:

Energy Savings: 73%

Regional Potential: 2.19 MWh/year

ID: 413

LED High-Bay Lighting Fixture with Built-In Daylight Dimming

An LED lighting fixture intended for commercial and industrial high-bay lighting with a built-in daylight sensor that dims light output to save 20 to 50% of the energy of full light output.

TAG Technical Score:

Energy Savings: 10%

Regional Potential: 0.08 MWh/year

ID: 390

LED Horticultural Lighting

LED lights for promoting healthy plant growth. These lamps provide light offering the best growth characteristics while minimizing energy use.

TAG Technical Score:

Energy Savings: 40%

ID: 621

LED Indoor Wall Wash Luminaires

Luminaires for decorative lighting and highlight, or washing walls, of interior spaces with white, colored or color- changing light.

TAG Technical Score:

Energy Savings: 70%

Regional Potential: 0.07 MWh/year

ID: 404

LED Interior High- and Low-Bay Luminaires

Pendant or surface-mounted fixtures specifically for commercial and industrial indoor high-ceiling spaces such as warehouses.

TAG Technical Score:

Energy Savings: 75%

Regional Potential: 1.38 MWh/year

ID: 402

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