Amanda Farthing
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View article: Merefa Community Microgrid: Conceptual Design and Sequence of Operations [Slides]
Merefa Community Microgrid: Conceptual Design and Sequence of Operations [Slides] Open
A conceptual design is described for a community microgrid in Ukraine. Microgrid resources include solar photovoltaics, battery energy storage, and conventional natural gas fueled reciprocating engine generators. The conceptual architectur…
View article: Nova Analysis: Holistically Valuing the Contributions of Residential Efficiency, Solar and Storage
Nova Analysis: Holistically Valuing the Contributions of Residential Efficiency, Solar and Storage Open
Policies to address climate change and grid modernization, in combination with cost reductions and technological advancements in energy efficiency (EE) and distributed energy resources (DER), are driving rapid deployment of building electr…
View article: Savings in Action: Lessons Learned from a Vermont Community with Solar Plus Storage
Savings in Action: Lessons Learned from a Vermont Community with Solar Plus Storage Open
As the U.S. works to meet emissions reduction goals and modernize power sector operations, residential buildings - which account for 21% of the total U.S. electricity consumption - will play a key role. Residential buildings with energy ef…
View article: ComStock™ 2024 Release 1 [SWR-19-33 and SWR-20-32]
ComStock™ 2024 Release 1 [SWR-19-33 and SWR-20-32] Open
ComStock™ is an NREL model of the U.S. commercial building stock. The model takes some building characteristics from the U.S. Department of Energy's (DOE's) Commercial Prototype Building Models and Commercial Reference Building. However, u…
View article: ADVANCES IN CALIBRATION OF BUILDING ENERGY MODELS TO TIME SERIES DATA
ADVANCES IN CALIBRATION OF BUILDING ENERGY MODELS TO TIME SERIES DATA Open
Advanced building analytics and control applications, such as fault detection and diagnostics and model predictive control, benefit from building energy models calibrated to time series data. This paper recommends best practices for aligni…
View article: Savings in Action: Lessons from Observed and Modeled Residential Solar Plus Storage Systems [Slides]
Savings in Action: Lessons from Observed and Modeled Residential Solar Plus Storage Systems [Slides] Open
The study performed two related analyses using data from a new-construction residential community equipped with rooftop solar and storage (S+S) in Arizona. The study analyzed the factors that determine customer electricity cost savings fro…
View article: Community Solar Resources for Multifamily Affordable Housing Providers [Slides]
Community Solar Resources for Multifamily Affordable Housing Providers [Slides] Open
As part of an initiative to support Multifamily Affordable Housing (MFAH) providers in their efforts to accelerate deployment of community solar, the U.S. Department of Energy (DOE)'s National Community Solar Partnership (NCSP) convened a …
View article: Savings in Action: Lessons from Observed and Modeled Residential Solar Plus Storage Systems
Savings in Action: Lessons from Observed and Modeled Residential Solar Plus Storage Systems Open
This NREL study used data from a new-construction residential community equipped with rooftop solar and storage (S+S) in Arizona to analyze the factors that determine customer electricity cost savings and emissions impacts of S+S in the re…
View article: Optimizing DER Deployment for Climate, Health, Resilience, and Energy Bill Benefits Using the REopt Model
Optimizing DER Deployment for Climate, Health, Resilience, and Energy Bill Benefits Using the REopt Model Open
Climate change, public health, and resilience to power outages are of critical concern to local governments, federal agencies, and the private sector, and are increasingly motivating investments in distributed energy resources (DERs). Howe…
View article: Techno-Economic Analysis Using REopt for Community Solar on Multifamily Affordable Housing Properties [Slides]
Techno-Economic Analysis Using REopt for Community Solar on Multifamily Affordable Housing Properties [Slides] Open
Multifamily affordable housing (MFAH) providers can identify and prioritize properties in their portfolios for which community solar development is feasible by following portfolio screening steps in a process outlined by NREL. Once MFAH pr…
View article: REopt: Energy Decision Analysis [Slides]
REopt: Energy Decision Analysis [Slides] Open
REopt transforms complex energy project decisions into actionable results for building owners, utilities, and industry. Based on decades of NREL decision-support expertise, REopt guides investment in economic, resilient energy technologies…
View article: Savings in Action: Lessons from Observed and Modeled Residential Solar Plus Storage Systems
Savings in Action: Lessons from Observed and Modeled Residential Solar Plus Storage Systems Open
The electric grid is rapidly evolving as small-scale, demand-side resources play increasingly important roles in grid operations and decarbonization. Maximizing the potential of demand-side resources involves incentivizing electricity cust…
View article: Integrating climate, health, resilience, and bill savings into the cost-optimal deployment of solar plus storage on public buildings
Integrating climate, health, resilience, and bill savings into the cost-optimal deployment of solar plus storage on public buildings Open
Climate change, public health, and resilience to power outages are of critical concern to local governments and are increasingly motivating investments in on-site solar and storage. However, designing a solar plus storage system to co-opti…
View article: ComStock™ [SWR-19-33 and SWR-20-32]
ComStock™ [SWR-19-33 and SWR-20-32] Open
ComStock™ is an analytic methodology for modeling the energy usage of the commercial building stock within the United States of America. The commercial building stock is represented through a sampling of complex probabilistic distributions…
View article: Metrics and Methods to Assess Building Fault Detection and Diagnosis Tools
Metrics and Methods to Assess Building Fault Detection and Diagnosis Tools Open
This paper presents the research methodology and findings related to fault definition, input samples, and evaluation metrics. We discuss these findings in light of key considerations for FDD algorithm performance testing, and conclude with…
View article: Advances in Calibration of Building Energy Models to Time Series Data: Preprint
Advances in Calibration of Building Energy Models to Time Series Data: Preprint Open
Advanced building analytics and control applications such as fault detection and diagnostics and model predictive control benefit from building energy models calibrated to time series data. In this paper, we present best practices for alig…
View article: Energy savings and usability of zero-client computing in office settings
Energy savings and usability of zero-client computing in office settings Open
This study provides a detailed comparison of the power consumption, usability, and applicability of virtual machines (VMs) - accessed through zero-client devices - and traditional laptop computers in office settings. The study analyzed hig…
View article: The Demand-Side Grid (dsgrid) Model Documentation
The Demand-Side Grid (dsgrid) Model Documentation Open
Electrical load is the backdrop for all power systems analysis. As a coequal partner in the supply-demand balance that must be maintained on electrical grids at all times and for all timescales, load is a major source of variability and un…
View article: Demand-Side Grid Model (dsgrid) Data from the Electrification Futures Project (EFS)
Demand-Side Grid Model (dsgrid) Data from the Electrification Futures Project (EFS) Open
This data set contains the full-resolution and state-level data described in the linked technical report (https://www.nrel.gov/docs/fy18osti/71492.pdf). It can be accessed with the NREL-dsgrid-legacy-efs-api, available on GitHub at https:/…