An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
The long term performance of building integrated photovoltaic panels is measured "in-situ"using the Building Integrated Photovoltaic Testbed, located within the
The fire emulator/detector evaluator (FE/DE) is a computer-controlled flow tunnel used to re-create the environments surrounding detectors in the early stages
Large "Truck" Chamber The large "truck" chamber provides controlled air conditions from -7 °C (20 °F) to 65 °C (150 °F). Air-Conditioner and Heat Pump Test
In order to enable studies of a range of indoor air quality and ventilation issues, EL maintains a highly instrumented three-bedroom test house. Previous
In the artificial ultraviolet (UV) weathering of materials, a need exists for weathering devices that can uniformly illuminate test specimens with a high level
The 1-meter guarded hot-plate apparatus measures thermal conductivity of building insulation. This facility provides for absolute measurement of thermal
NIST has developed a test facility for micro-combined heat and power (micro-CHP) devices to measure their performance over a range of different operating
NIST's mobile solar tracking facility is used to characterize the electrical performance of photovoltaic panels. It incorporates meteorological instruments, a
NIST's PV characterization laboratory is used to measure the electrical performance and opto-electronic properties of solar cells and modules. This facility
This apparatus, developed at EL, determines gasification rate (mass loss rate) of a horizontally oriented specimen exposed in a nitrogen environment to a
In order to accurately predict the annual energy production of photovoltaic systems for any given geographical location, building orientation, and photovoltaic
In the artificial ultraviolet (UV) weathering of materials, a need exists for weathering devices that can uniformly illuminate test specimens with a high level
This apparatus, developed at EL, has been constructed to generate a controlled and repeatable size and mass distribution of glowing firebrands. The purpose of
The Net-Zero Energy Residential Test Facility (NZERTF) is a unique laboratory at the National Institute of Standards and Technology (NIST), in Gaithersburg, Md