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Database

This database currently includes about 300 technologies and is updated regularly. You can scroll through the entire database or you can use the search tool on the right to focus on specific types of technologies or sectors. The search tool defaults to looking for the exact phrase entered in the search box, however a broader search is possible by unchecking the 'Use exact phrase' option.
Refer to our glossary for terms and field definitions used in this database.

Current query: "Sector: Commercial")

236 results

Liquid Submersion Cooling for Data Centers

A method of cooling data center servers by submerging them in dielectric fluid, resulting in reduced energy use, peak demand, and infrastructure requirements compared with air cooling or liquid pipe-to-point cooling.

TAG Technical Score:

Energy Savings: 40%

Regional Potential: 1.33 MWh/year

ID: 452

Low Pressure Drop Piping System

Piping system designed for low pressure drop saves pump energy.

TAG Technical Score:

Energy Savings: 33%

ID: 257

Low Temp Supply Air to Reduce Volumetric Flow Rate

Lower design supply temperatures for cooling reduce the air volume required to meet loads and reduces fan energy, duct sizing, and potentially first-installed cost.

TAG Technical Score:

Energy Savings: 2%

Regional Potential: 0.02 MWh/year

ID: 203

Low Temperature Variable Refrigerant Flow (VRF) with or without Simultaneous Heating and Cooling for Large Commercial Applications

Variable refrigerant flow systems for large commercial buildings, similar to ID #126, but designed specifically for climates with frequent low temperatures so that auxiliary heat is not needed, or is needed only at very low temperatures.

TAG Technical Score:

Energy Savings: 25%

Regional Potential: 0.33 MWh/year

ID: 311

Low-Lift Cooling Technology Option Set

A set of five technologies based on low-lift vapor compression cooling equipment assembled by Pacific Northwest National Laboratory (PNNL) under a single name.

TAG Technical Score:

Energy Savings: 42%

Regional Potential: 0.47 MWh/year

ID: 184

Low-Wattage, Integral ballasted Ceramic Metal Halide

Self-ballasted ceramic metal halide lamps offer an energy efficient alternative to directional halogen lamps used in commercial display applications. No new fixture is required.

TAG Technical Score:

Energy Savings: 70%

Regional Potential: 0.23 MWh/year

ID: 218

Mechanical Nighttime Ventilation Cooling

A system that uses an air-side economizer to automatically ventilate a building at night to cool the building's thermal mass and reduce the need for compressor-based cooling the following day.

TAG Technical Score:

Energy Savings: 10%

Regional Potential: 0.76 MWh/year

ID: 102

Mesopic Lighting for Street Lighting

This technology allows street lights to be tuned to how humans see under moderately low light (mesopic) conditions, which can be used to reduce the luminance of the road surface while providing the same or better visibility.

TAG Technical Score:

Energy Savings: 40%

ID: 25

Microplasma Lighting

Mercury-free, flat panel, microcavity discharge devices intended for general illumination, biomedical applications and other uses. Microplasma technology improves upon traditional plasma lighting technology by overcoming the limitations of conventional macro-scale plasma...

TAG Technical Score:

Energy Savings: 0%

ID: 267

Mirrored Light Pipes

Reflective pipes, some using total internal reflection (TIR), that convey light from exterior daylight collectors to locations within a building where it is needed, possibly to fixtures that also have electric lamps.

TAG Technical Score:

Energy Savings: 53%

Regional Potential: 0.04 MWh/year

ID: 118

Modular Data Centers

A self-contained portable data center unit that can be configured to be used to replace, expand, or modify existing data centers, or used instead of a conventional data center.

TAG Technical Score:

Energy Savings: 60%

ID: 485

Modular UPS Equipment in a Data Center with Variable Module Management System (VMMS) Control Strategy

Installing multiple modular UPS units in a manual or automated variable module management system (VMMS) in place of a single unit to increase part-load efficiency.

TAG Technical Score:

Energy Savings: 10%

Regional Potential: 0.11 MWh/year

ID: 492

New Variable Speed Drives

Provide efficient fluid flow control in new and retrofit applications.

TAG Technical Score:

Energy Savings: 31%

ID: 91

Occupancy Sensors for Commercial Outdoor Lighting

Sensors for outdoor lighting that will turn lighting down or off when it does not detect occupancy or activity in the area served by the lighting.

TAG Technical Score:

Energy Savings: 40%

ID: 136

OLEDs for Display Applications

Organic light-emitting diodes (OLEDs) for applications such as computer monitors; televisions; and screens for tablets, laptops, and handheld electronic devices.

TAG Technical Score:

Energy Savings: 40%

Regional Potential: 0.42 MWh/year

ID: 98

Permanent Magnet Motors for Commercial and Industrial Applications

Permanent Magnet AC (PMAC) motors with powerful ferrite, ceramic or rare earth magnets attached to the rotor to establish a permanent magnetic field feature to reduce rotor resistance losses, exceed "Super Premium" efficiency levels, and provide variable speed operation.

TAG Technical Score:

Energy Savings: 2%

Regional Potential: 0.06 MWh/year

ID: 431

Personnel and Cable Grounding to Allow Lower Humidity in a Data Center

Personnel and cable grounding to guard against damage to the equipment due to electrostatic discharge (ESD), allowing lower IT equipment intake humidity in a data center.

TAG Technical Score:

Energy Savings: 1%

ID: 499

Photoluminescent Exit Signs

Depend on radiation to make them glow and draw NO power. These materials are widely accepted but not in all states, including Oregon, Utah and California.

TAG Technical Score:

Energy Savings: 99%

Regional Potential: 0.05 MWh/year

ID: 141

Level	Status	Description
1	Concept not validated	Claims of energy savings may not be credible due to lack of documentation or validation by unbiased experts.
2	Concept validated:	An unbiased expert has validated efficiency concepts through technical review and calculations based on engineering principles.
3	Limited assessment	An unbiased expert has measured technology characteristics and factors of energy use through one or more tests in typical applications with a clear baseline.
4	Extensive assessment	Additional testing in relevant applications and environments has increased knowledge of performance across a broad range of products, applications, and system conditions.
5	Comprehensive analysis	Results of lab and field tests have been used to develop methods for reliable prediction of performance across the range of intended applications.
6	Approved measure	Protocols for technology application are established and approved.

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