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"air distribution systems"×
National Laboratory of the Rockies (NLR)×

Visualization Encoding Experiments for Power Systems Analysis

Through a human factors study, we evaluated the use of contour and glyph visualizations for two modern power systems models: an urban distribution model and a large-scale transmission model. This dataset provides model data and scripts for recreating the power flow data and visual...
Gruchalla, K. et al National Renewable Energy Laboratory
Oct 26, 2022
4 Resources
0 Stars
Publicly accessible

DEPRECATED. SEE UPDATE LINK BELOW. Distribution System Upgrade Unit Cost Database

REVISED 1/2/2019. SEE UPDATE LINK BELOW. This database contains unit cost information for different components that may be used to integrate distributed photovotaic D-PV systems onto distribution systems. Some of these upgrades and costs may also apply to integration of other dist...
Horowitz, K. National Renewable Energy Laboratory
Nov 20, 2017
3 Resources
0 Stars
Publicly accessible

2019 Distribution System Upgrade Unit Cost Database Current Version

IMPORTANT NOTE: This is the current version of NREL's Distribution System Unit cost Database and should be considered the most up-to-date. Compared to the previous version (https://data.nlr.gov/submissions/77) this database has additional data points and has been modified for impr...
Horowitz, K. National Renewable Energy Laboratory
Jan 02, 2019
3 Resources
0 Stars
Publicly accessible

Heavy-Duty Electric Fleet Depot Charging Load Profiles & Substation Load Integration Assessment Results

This data set includes the 24-hour fleet depot charging load profiles (15-min. average demand) and substation load integration assessment results produced for the study, "Heavy-Duty Truck Electrification and the Impacts of Depot Charging on Electricity Distribution Systems", publi...
Borlaug, B. et al National Renewable Energy Laboratory
Apr 20, 2021
4 Resources
0 Stars
Publicly accessible

BENEFIT with Northeastern University: HVAC Hardware-in-the-Loop Experimental Testing of Heat Pump and Air Conditioner

This dataset includes HVAC Hardware-in-the-Loop (HIL) experimental results for a single stage, SEER 16, HSPF 9.5, 3-ton single-speed air source heat pump with 15 kW of backup auxiliary heating tested in both cooling and heating mode, and a two-stage, SEER 21, 2-ton central air con...
Ramaraj, S. and Sparn, B. National Renewable Energy Laboratory
Sep 10, 2024
25 Resources
0 Stars
Publicly accessible

NLR HPC Facility Power Usage Effectiveness (PUE) Data

Timeseries of Energy Systems Integration Facility (ESIF) Data Center Power Usage Effectiveness (PUE) Data provided in Parquet and compressed CSV formatsPower Metrics Timeseries Fields:ts:  Timestampcooling_kw:  Cooling (kilowatts) Captures the power used by fans and pipe...
Clark, S. and Strelka, J. National Laboratory of the Rockies
Jan 29, 2026
5 Resources
0 Stars
Publicly accessible

Flexible Operation of Natural Gas Power Plants in Texas: Startup and Shutdown Durations and Nitrogen Dioxide Emissions

This dataset provides insights into historical flexible operation of natural gas power plants in Texas, with a focus on startup and shutdown events. The dataset includes tables summarizing startup and shutdown durations as well as nitrogen oxide (NOx) emission factors during these...
Li, Y. et al National Laboratory of the Rockies
Mar 26, 2026
1 Resources
0 Stars
Publicly accessible

Microgrid Load and LCOE Modelling Results

These tools are designed to inform high level thinking around micro-grid load and tariff considerations in sub-Saharan Africa. There are two related tools in this dataset: 1. Microgrid REopt LCOE Results Explorer. The purpose of this tool is to display levelized cost of electri...
Li, X. et al National Renewable Energy Laboratory
Jan 04, 2018
2 Resources
0 Stars
Publicly accessible

Data for "Gold-Induced Chemical Perturbations in CdTe-Based Photovoltaic Cells"

Back contacting p-type CdTe has been identified as one of the major areas of loss in CdTe photovoltaic (PV) power conversion efficiency (PCE).  In research settings, Au is a common contact material due to its ease of use and decent performance.  This work provides a deta...
Muzzio, R. et al National Laboratory of the Rockies
Feb 27, 2026
15 Resources
0 Stars
Publicly accessible

Residential Loads May 2, 2016

Power measurements for various residential appliances in the System Performance Lab (SPL) in the Energy System Integration Facility (ESIF). This data set was collected as part of a project evaluating a new type of power meter that can reduce the cost of submetering many circuits i...
Sparn, B. National Renewable Energy Laboratory
Jun 14, 2016
1 Resources
0 Stars
Publicly accessible

Life Cycle Emissions Factors for Electricity Generation Technologies

This dataset consists of a table containing the distribution of literature estimates of greenhouse gas emissions for the following electricity generation and storage technologies: biopower, coal, concentrating solar power, geothermal, hydrogen storage, hydropower, lithium-ion batt...
Nicholson, S. and Heath, G. National Renewable Energy Laboratory
Aug 23, 2021
2 Resources
0 Stars
Publicly accessible

Solar Technology Acceleration Center (SolarTAC): Solar Resource & Meteorological Assessment Project (SOLRMAP)

Located in Colorado, near Denver International Airport, Solar Technology Acceleration Center (SolarTAC) is a private, member-based, 74-acre outdoor facility where the solar industry tests, validates, and demonstrates advanced solar technologies. SolarTAC was launched in 2008 by a ...
Andreas, A. and Wilcox, S. National Renewable Energy Laboratory
Jan 19, 2016
1 Resources
0 Stars
Publicly accessible

Rotating Shadowband Radiometer (RSR) Data from SOLRMAP Escalante Tri-State Prewitt, New Mexico

The U.S. Department of Energy's National Renewable Energy Laboratory collaborates with the solar industry to establish high quality solar and meteorological measurements. This Solar Resource and Meteorological Assessment Project (SOLRMAP) provides high quality measurements to supp...
Wilcox, S. and Andreas, A. National Renewable Energy Laboratory
Dec 17, 2014
2 Resources
0 Stars
Publicly accessible

Solar Resource and Meteorological Assessment Project (SOLRMAP): Rotating Shadowband Radiometer (RSR) Data for Cedar City, Utah

The U.S. Department of Energy's National Renewable Energy Laboratory collaborates with the solar industry to establish high quality solar and meteorological measurements. This Solar Resource and Meteorological Assessment Project (SOLRMAP) provides high quality measurements to supp...
Wilcox, S. and Andreas, A. National Renewable Energy Laboratory
Dec 17, 2014
2 Resources
0 Stars
Publicly accessible

Rotating Shadowband Radiometer (RSR) Data for Kalaeloa Oahu, Hawaii

The U.S. Department of Energy's National Renewable Energy Laboratory collaborates with the solar industry to establish high quality solar and meteorological measurements. This Solar Resource and Meteorological Assessment Project (SOLRMAP) provides high quality measurements to supp...
Wilcox, S. and Andreas, A. National Renewable Energy Laboratory
Dec 17, 2014
2 Resources
0 Stars
Publicly accessible

Rotating Shadowband Radiometer (RSR) Data for La Ola Lanai, Hawaii

The U.S. Department of Energy's National Renewable Energy Laboratory collaborates with the solar industry to establish high quality solar and meteorological measurements. This Solar Resource and Meteorological Assessment Project (SOLRMAP) provides high quality measurements to supp...
Wilcox, S. and Andreas, A. National Renewable Energy Laboratory
Dec 17, 2014
2 Resources
0 Stars
Publicly accessible

Heavy-Duty Vehicle Activity for EPA MOVES

The U.S. Environmental Protection Agency’s (EPA’s) MOtor Vehicle Emission Simulator (MOVES) is a publicly available tool used by researchers and policymakers to help understand motor vehicle emission sources at a national, county, and project level. Estimates of heavy-duty act...
Zhang, C. et al National Renewable Energy Laboratory
Jun 04, 2021
4 Resources
0 Stars
Publicly accessible

Rotating Shadowband Radiometer (RSR) Data for Los Angeles, California

The U.S. Department of Energy's National Renewable Energy Laboratory collaborates with the solar industry to establish high quality solar and meteorological measurements. This Solar Resource and Meteorological Assessment Project (SOLRMAP) provides high quality measurements to supp...
Stoffel, T. and Andreas, A. National Renewable Energy Laboratory
Dec 17, 2014
2 Resources
0 Stars
Publicly accessible

Solar Resource and Meteorological Assessment Project (SOLRMAP): Sun Spot Two Data for Swink, Colorado

The U.S. Department of Energy's National Renewable Energy Laboratory collaborates with the solar industry to establish high quality solar and meteorological measurements. This Solar Resource and Meteorological Assessment Project (SOLRMAP) provides high quality measurements to supp...
Wilcox, S. and Andreas, A. National Renewable Energy Laboratory
Dec 17, 2014
2 Resources
0 Stars
Publicly accessible

Solar Resource and Meteorological Assessment Project (SOLRMAP): Observed Atmospheric and Solar Information System (OASIS) Data for Tucson, Arizona

The U.S. Department of Energy's National Renewable Energy Laboratory collaborates with the solar industry to establish high quality solar and meteorological measurements. This Solar Resource and Meteorological Assessment Project (SOLRMAP) provides high quality measurements to supp...
Wilcox, S. and Andreas, A. National Renewable Energy Laboratory
Dec 17, 2014
2 Resources
0 Stars
Publicly accessible

Solar Resource and Meteorological Assessment Project (SOLRMAP): Rotating Shadowband Radiometer (RSR) Data for Milford, Utah

The U.S. Department of Energy's National Renewable Energy Laboratory collaborates with the solar industry to establish high quality solar and meteorological measurements. This Solar Resource and Meteorological Assessment Project (SOLRMAP) provides high quality measurements to supp...
Wilcox, S. and Andreas, A. National Renewable Energy Laboratory
Dec 17, 2014
2 Resources
0 Stars
Publicly accessible

Solar Resource and Meteorological Assessment Project (SOLRMAP): Southwest Solar Research Park (Formerly SolarCAT) Rotating Shadowband Radiometer (RSR) Data for Phoenix, Arizona

The U.S. Department of Energy's National Renewable Energy Laboratory collaborates with the solar industry to establish high quality solar and meteorological measurements. This Solar Resource and Meteorological Assessment Project (SOLRMAP) provides high quality measurements to supp...
Wilcox, S. and Andreas, A. National Renewable Energy Laboratory
Dec 17, 2014
2 Resources
0 Stars
Publicly accessible

U.S. Solar Photovoltaic BESS System Cost Benchmark Q1 2020 Report

NREL has been modeling U.S. solar photovoltaic (PV) system costs since 2009. This year, our report benchmarks costs of U.S. PV for residential, commercial, and utility-scale systems, with and without storage, built in the first quarter of 2020 (Q1 2020). The methodology includes b...
Feldman, D. et al National Renewable Energy Laboratory
Jan 26, 2021
1 Resources
0 Stars
Publicly accessible

U.S. Solar Photovoltaic System and Energy Storage Cost Benchmarks: Q1 2021

NREL has been modeling U.S. solar photovoltaic (PV) system costs since 2009. This year, our report benchmarks costs of U.S. PV for residential, commercial, and utility-scale systems, with and without storage, built in the first quarter of 2021 (Q1 2021). The methodology includes b...
Ramasamy, V. and Feldman, D. National Renewable Energy Laboratory
Nov 08, 2021
2 Resources
0 Stars
Publicly accessible

Maximum demand charge rates for commercial and industrial electricity tariffs in the United States

NREL has assembled a list of U.S. retail electricity tariffs and their associated demand charge rates for the Commercial and Industrial sectors. The data was obtained from the Utility Rate Database. Keep the following information in mind when interpreting the data: (1) These data ...
McLaren, J. et al National Renewable Energy Laboratory
Sep 19, 2017
1 Resources
0 Stars
Publicly accessible
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