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Search Publications by: Farhad Omar (Fed)

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Displaying 1 - 17 of 17

Impact of Dynamic Prices on Distribution Grid Power Quality

August 16, 2023
Author(s)
David Holmberg, Thomas Roth, Farhad Omar
Dynamic price signals may provide a way to support integration of customer distributed energy resources (DER) into the electric grid and to help manage DER flexibility to support distribution system and bulk grid needs. Use of DER flexibility includes peak

Load Forecasting Tool for NIST Transactive Energy Market

September 27, 2021
Author(s)
Farhad Omar, David Holmberg
Customers and transactive energy (TE) market managers may rely on load forecasting algorithms to purchase or sell power in a forward market environment, using day-ahead and real-time pricing structures. Accurate load forecasting becomes necessary when a

Users Guide to Type277 Loosely Coupled Integration of TRNSYS with Java

August 13, 2019
Author(s)
Farhad Omar
The purpose of this document is to provide instructions for using a newly developed TRNSYS component (Type277). Type277 enables the loosely-coupled integration of a TRNSYS model with Java software environments using socket communication. The bi-directional

Small Changes Yield Large Results at NIST's Net-Zero Energy Residential Test Facility

September 28, 2017
Author(s)
Arthur H. Fanney, William V. Payne, Joshua D. Kneifel, Lisa C. Ng, Brian P. Dougherty, Tania Ullah, William M. Healy, Farhad Omar
The National Institute of Standards and Technology (NIST) has embarked on a multi-year project to establish that a residence can generate, through the use of renewables, the same amount of energy as it consumes while meeting the energy needs of a typical

Performance Data from the NIST Net-Zero Energy Residential Test Facility

January 17, 2017
Author(s)
William M. Healy, Arthur H. Fanney, Brian P. Dougherty, Lisa C. Ng, William V. Payne, Tania Ullah, Farhad Omar
Data were collected over two separate year-long test periods at the Net-Zero Energy Residential Test Facility, a laboratory that is designed to evaluate a variety of technologies and operational strategies that lead to energy efficient houses with

Heat pump concepts for nZEB – Technology developments, design tools and testing of heat pump systems for nZEB in the USA, Country report IEA HPT Annex 40 Task 2, Task 3 and Task 4 of the USA

December 8, 2015
Author(s)
William V. Payne, Arthur H. Fanney, William M. Healy, Joshua D. Kneifel, Tania Ullah, Farhad Omar, Steven T. Bushby, Brian P. Dougherty, Dustin G. Poppendieck, Lisa C. Ng
The IEA HPT Annex 40 "Heat pump concepts for Nearly Zero Energy Buildings" deals with the application of heat pumps as a core component of the HVAC system for Nearly or Net Zero energy buildings (NZEB). This report covers Task 2 on the system comparison

Net-Zero and Beyond! Design and Performance of NIST’s Net-Zero Energy Residential Test Facility

May 15, 2015
Author(s)
Arthur H. Fanney, William V. Payne, Tania Ullah, Lisa C. Ng, Matthew T. Boyd, Farhad Omar, Mark W. Davis, Harrison M. Skye, Brian P. Dougherty, Brian J. Polidoro, William M. Healy, Joshua D. Kneifel, Betsy Pettit
A Net-Zero Energy Residential Test Facility has been constructed at the National Institute of Standards and Technology in Gaithersburg, Maryland. The facility is being used to demonstrate that a home similar in size, aesthetics, and amenities to those in

Simulating Occupancy in The NIST Net-Zero Energy Residential Test Facility

November 21, 2013
Author(s)
Farhad Omar, Steven T. Bushby
The Net-Zero Energy Residential Test Facility (NZERTF), at the National Institute of Standards and Technology (NIST) in Gaithersburg, Maryland, is a research house that is comparable in size and aesthetic to the houses in the greater Washington DC metro