| Natural ventilation A Walker National Renewable Energy Laboratory, 2016 | 98 | 2016 |
| REopt: A platform for energy system integration and optimization D Cutler, D Olis, E Elgqvist, X Li, N Laws, N DiOrio, A Walker, K Anderson Renewable Energy 75, 2017 | 74 | 2017 |
| Solar energy: technologies and project delivery for buildings A Walker John Wiley & Sons, 2013 | 74 | 2013 |
| International performance measurement and verification protocol: Concepts and options for determining energy and water savings IPMVP Committee National Renewable Energy Lab.: Golden, CO, USA 1, 2001 | 55 | 2001 |
| REopt: a platform for energy system integration and optimization T Simpkins, D Cutler, K Anderson, D Olis, E Elgqvist, M Callahan, ... Energy Sustainability 45875, V002T03A006, 2014 | 54 | 2014 |
| Green Building: Project Planning and Cost Estimating A Walker, et al RS Means and Co, 2010 | 47* | 2010 |
| PV O&M cost model and cost reduction A Walker National Renewable Energy Lab.(NREL), Golden, CO (United States), 2017 | 37 | 2017 |
| Ocean energy technology overview K Burman, A Walker US Department of Energy, Office of Energy Efficiency and Renewable Energy …, 2009 | 36 | 2009 |
| Evacuated-tube heat-pipe solar collectors applied to the recirculation loop in a federal building A Walker, F Mahjouri, R Stiteler National Renewable Energy Lab., Golden, CO (US), 2004 | 32 | 2004 |
| A machine learning evaluation of maintenance records for common failure modes in PV inverters T Gunda, S Hackett, L Kraus, C Downs, R Jones, C McNalley, M Bolen, ... IEEE access 8, 211610-211620, 2020 | 29 | 2020 |
| Advances in solar buildings A Walker, D Renne´, S Bilo, C Kutscher, J Burch, D Balcomb, R Judkoff, ... J. Sol. Energy Eng. 125 (3), 236-244, 2003 | 28 | 2003 |
| Renewable Energy Delivery Systems and Methods A Walker US Patent 8,604,641, 2013 | 27 | 2013 |
| Implementing solar PV projects on historic buildings and in historic districts A Kandt, E Hotchkiss, A Walker, J Buddenborg, J Lindberg National Renewable Energy Lab.(NREL), Golden, CO (United States), 2011 | 27 | 2011 |
| REopt Lite user manual K Anderson, D Olis, B Becker, L Parkhill, N Laws, X Li, S Mishra, ... National Renewable Energy Lab.(NREL), Golden, CO (United States), 2021 | 24 | 2021 |
| Assessing the potential for renewable energy development on DOE legacy management lands D Dahle, D Elliott, D Heimiller, M Mehos, R Robichaud, M Schwartz, ... Report of the National Renewable Energy Laboratory, 2008 | 24 | 2008 |
| Ren JD Walker Public Law 91, 538, 1971 | 23 | 1971 |
| Best practices at the end of photovoltaic system performance period T Curtis, G Heath, A Walker, J Desai, E Settle, C Barbosa National Renewable Energy Lab.(NREL), Golden, CO (United States), 2021 | 19 | 2021 |
| Solar water heating WS Baker, D Burtner | 16 | 1981 |
| REopt: A platform for energy system integration and optimization KH Anderson, DS Cutler, DR Olis, EM Elgqvist, X Li, ND Laws, NA DiOrio, ... National Renewable Energy Lab.(NREL), Golden, CO (United States), 2017 | 15 | 2017 |
| Best practices in PV system operations and maintenance T Keating, A Walker, K Ardani NREL: Golden, CO, USA, 2015 | 15 | 2015 |
Nicholas LawsCamus EnergyVerified email at camus.energy
