• 311 Citations
  • 8 h-Index
1989 …2020

Research output per year

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Research Output

2020

A framework for electric vehicle power supply chain development

Lefeng, S., Shengnan, L., Chunxiu, L., Yue, Z., Cipcigan, L. & Acker, T. L., Jun 2020, In : Utilities Policy. 64, 101042.

Research output: Contribution to journalArticle

Distributed Wind Resource Assessment for Small, Kilowatt-Sized Wind Turbines using Computational Flow Modeling Software

Acker, T. L., Bhattarai, B. & Shrestha, R., Mar 3 2020, In : Journal of Physics: Conference Series. 1452, 1, 012013.

Research output: Contribution to journalConference article

Open Access
2019

Climate change and future power systems: The importance of energy storage in reduced-hydropower systems in the American Southwest

Wadsack, K. & Acker, T. L., Dec 6 2019, In : Clean Energy. 3, 4, p. 241-250 10 p.

Research output: Contribution to journalArticle

Open Access
Open Access

Distributed wind resource assessment: Comparing measured annual energy production with predictions from computational fluid dynamics

Martindale, D. L. & Acker, T. L., Dec 1 2019, In : Wind Engineering. 43, 6, p. 657-672 16 p.

Research output: Contribution to journalArticle

1 Scopus citations

Introduction to the special issue of Wind Engineering related to the 2017 NAWEA symposium

Acker, T. L., Feb 1 2019, In : Wind Engineering. 43, 1, 1 p.

Research output: Contribution to journalEditorial

Open Access

Size optimization of a hybrid PV/wind/diesel/battery power system for reverse osmosis desalination

Xu, D., Acker, T. & Zhang, X., Dec 2019, In : Journal of Water Reuse and Desalination. 9, 4, p. 405-422 18 p.

Research output: Contribution to journalArticle

Open Access
2018

Graduate and undergraduate university programs in wind energy in the United States

Swift, A., Tegen, S., Acker, T. L., Manwell, J., Pattison, C. & McGowan, J., Jan 1 2018, (Accepted/In press) In : Wind Engineering.

Research output: Contribution to journalArticle

Hydropower impacts on electrical system production costs in the Southwest United States

Bain, D. M. & Acker, T. L., Feb 2018, In : Energies. 11, 2, en11020368.

Research output: Contribution to journalArticle

4 Scopus citations

Implications of energy storage and climate change for pollution control under the Clean Air Act

Wadsack, K., Nielsen, E., Auberle, W. & Acker, T. L., Dec 1 2018, In : Electricity Journal. 31, 10, p. 17-23 7 p.

Research output: Contribution to journalArticle

1 Scopus citations
2016

Applying the kriging method to predicting irradiance variability at a potential PV power plant

Monger, S. H., Morgan, E. R., Dyreson, A. R. & Acker, T. L., Feb 1 2016, In : Renewable Energy. 86, p. 602-610 9 p., 7088.

Research output: Contribution to journalArticle

9 Scopus citations
2015

Methanol from electricity, water and carbon dioxide: Operational results

Morgan, E. R. & Acker, T. L., 2015, Advances in Solar Buildings and Conservation; Climate Control and the Environment; Alternate Fuels and Infrastructure; ARPA-E; Combined Energy Cycles, CHP, CCHP, and Smart Grids; Concentrating Solar Power; Economic, Environmental, and Policy Aspects of Alternate Energy; Geothermal Energy, Harvesting, Ocean Energy and Other Emerging Technologies; Hydrogen Energy Technologies; Low/Zero Emission Power Plants and Carbon Sequestration; Micro and Nano Technology Applications and Materials. American Society of Mechanical Engineers, Vol. 1.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Practical Experience with a Mobile Methanol Synthesis Device

Morgan, E. R. & Acker, T. L., Dec 1 2015, In : Journal of Solar Energy Engineering, Transactions of the ASME. 137, 6, 064506.

Research output: Contribution to journalArticle

3 Scopus citations
2014

Applying the kriging method to predicting irradiance variability at a potential PV power plant

Monger, S., Morgan, E., Dyreson, A. & Acker, T. L., 2014, 43rd ASES National Solar Conference 2014, SOLAR 2014, Including the 39th National Passive Solar Conference and the 2nd Meeting of Young and Emerging Professionals in Renewable Energy. American Solar Energy Society, Vol. 1. p. 168-174 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Comparison of solar irradiance smoothing using a 45-sensor network and the wavelet variability model

Dyreson, A., Morgan, E., Monger, S. & Acker, T. L., 2014, 43rd ASES National Solar Conference 2014, SOLAR 2014, Including the 39th National Passive Solar Conference and the 2nd Meeting of Young and Emerging Professionals in Renewable Energy. American Solar Energy Society, Vol. 1. p. 249-256 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Dead band method for solar irradiance and power ramp detection algorithms

Willy, D. M., Dyreson, A., Acker, T. L., Morgan, E. & Flood, R. K., 2014, 43rd ASES National Solar Conference 2014, SOLAR 2014, Including the 39th National Passive Solar Conference and the 2nd Meeting of Young and Emerging Professionals in Renewable Energy. American Solar Energy Society, Vol. 2. p. 1204-1211 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Development of a surface area metric (SAM) to characterizevariations in solar irradiance

Morgan, E. R., Dyreson, A. R., Monger, S. H. & Acker, T. L., 2014, 43rd ASES National Solar Conference 2014, SOLAR 2014, Including the 39th National Passive Solar Conference and the 2nd Meeting of Young and Emerging Professionals in Renewable Energy. American Solar Energy Society, Vol. 1. p. 257-264 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Jemez Pueblo solar power study

Acker, T. L., John, C., DeVore, K., Tallas, S., Khatibi, M., Vadiee, N., West, J., Collins, M., Billie, T. & Atcitty, S., 2014, 43rd ASES National Solar Conference 2014, SOLAR 2014, Including the 39th National Passive Solar Conference and the 2nd Meeting of Young and Emerging Professionals in Renewable Energy. American Solar Energy Society, Vol. 2. p. 1129-1136 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Modeling solar irradiance smoothing for large PV power plants using a 45-sensor network and the Wavelet Variability Model

Dyreson, A. R., Morgan, E. R., Monger, S. H. & Acker, T. L., Jan 1 2014, In : Solar Energy. 110, p. 482-495 14 p.

Research output: Contribution to journalArticle

23 Scopus citations

NAtural variability of irradiance and power-simple variability metrics for photovoltaic power plants

Willy, D. M., Acker, T. L. & Flood, R. K., 2014, 43rd ASES National Solar Conference 2014, SOLAR 2014, Including the 39th National Passive Solar Conference and the 2nd Meeting of Young and Emerging Professionals in Renewable Energy. American Solar Energy Society, Vol. 1. p. 552-558 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Solar power variations in the regulation and sub-regulation time frames

Acker, T. L., Willy, D. M. & Flood, R. K., 2014, 43rd ASES National Solar Conference 2014, SOLAR 2014, Including the 39th National Passive Solar Conference and the 2nd Meeting of Young and Emerging Professionals in Renewable Energy. American Solar Energy Society, Vol. 1. p. 503-510 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Wind energy modeling for residential-scale wind power and sensitivity of economic valuation to errors in wind speed estimates

Indra, T., Bain, D. & Acker, T. L., 2014, 43rd ASES National Solar Conference 2014, SOLAR 2014, Including the 39th National Passive Solar Conference and the 2nd Meeting of Young and Emerging Professionals in Renewable Energy. American Solar Energy Society, Vol. 1. p. 621-625 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2013

Energy inefficiency in industrial agriculture: You are what you eat

Acker, T. L., Atwater, C. & Smith, D. H., Oct 2 2013, In : Energy Sources, Part B: Economics, Planning and Policy. 8, 4, p. 420-430 11 p.

Research output: Contribution to journalArticle

2 Scopus citations
2012

Editorial

Acker, T. L., Feb 1 2012, In : Wind Engineering. 36, 1, p. III-V

Research output: Contribution to journalEditorial

Integration of wind and hydropower systems: Results of IEA wind task 24

Acker, T. L., Robitaille, A., Holttinen, H., Piekutowski, M. & Tande, J. O. G., Feb 1 2012, In : Wind Engineering. 36, 1, p. 1-18 18 p.

Research output: Contribution to journalArticle

19 Scopus citations

Integration of wind and hydropower systems. Volume 2: Participant case studies

Acker, T., Aug 1 2012, Wind and Hydropower Integration: Concepts, Considerations and Case Studies. Nova Science Publishers, Inc., p. 149-294 146 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Northern Arizona University's partnerships with tribes for renewable energy Development

Chischilly, A. M., Acker, T., Wadsack, K. & Khatibi, M., Dec 31 2012, World Renewable Energy Forum, WREF 2012, Including World Renewable Energy Congress XII and Colorado Renewable Energy Society (CRES) Annual Conference. p. 1757-1761 5 p. (World Renewable Energy Forum, WREF 2012, Including World Renewable Energy Congress XII and Colorado Renewable Energy Society (CRES) Annual Conferen; vol. 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

The global potentials for small-to mid-sized wind (10-500 kW) production: Using a Kenyan case study

Acker, T. L., Smith, D. H., Weathers, B. & Zinenko, A., Jan 1 2012, In : Energy Sources, Part B: Economics, Planning and Policy. 7, 1, p. 91-103 13 p.

Research output: Contribution to journalArticle

Wind integration impacts on hydropower and system balancing operations in the Grant County PUD

Acker, T. L., Buechler, J. T., Knitter, K., Conway, K. J. & Noteboom, R., Feb 1 2012, In : Wind Engineering. 36, 1, p. 81-96 16 p.

Research output: Contribution to journalArticle

3 Scopus citations
2011

Improving hydrogeneration representation in a production cost model used for long-term transmission studies in the Western Interconnection

Dennis, C. M., Walish, R. C., Pacini, H. M., Chisholm, T. A. & Acker, T. L., Jun 20 2011, 2011 IEEE/PES Power Systems Conference and Exposition, PSCE 2011. 5772586. (2011 IEEE/PES Power Systems Conference and Exposition, PSCE 2011).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Wind-Powered Desalination: An Estimate of Saline Groundwater in the United States

Androwski, J., Springer, A., Acker, T. & Manone, M., Feb 1 2011, In : Journal of the American Water Resources Association. 47, 1, p. 93-102 10 p.

Research output: Contribution to journalArticle

6 Scopus citations
2010

A comparative wind investigation using mesoscale numerical predictions and experimental data at Aubrey Cliffs, Arizona

Barton, M. S., Acker, T. L. & Duque, E. P. N., Dec 1 2010, ASME 2010 4th International Conference on Energy Sustainability, ES 2010. p. 855-865 11 p. (ASME 2010 4th International Conference on Energy Sustainability, ES 2010; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A methodology for comprehensive characterization of errors in wind power forecasting

Bielecki, M. F., Kemper, J. J. & Acker, T. L., Dec 1 2010, ASME 2010 4th International Conference on Energy Sustainability, ES 2010. p. 867-876 10 p. (ASME 2010 4th International Conference on Energy Sustainability, ES 2010; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Energy and water use in Arizona agriculture

Acker, T. L., Glauth, M., Atwater, C., French, E. & Smith, D. H., Oct 1 2010, In : Energy Sources, Part B: Economics, Planning and Policy. 5, 4, p. 315-326 12 p.

Research output: Contribution to journalArticle

2 Scopus citations

Modeling of wind power production forecast errors for wind integration studies

Kemper, J. J., Bielecki, M. F. & Acker, T. L., Dec 1 2010, ASME 2010 4th International Conference on Energy Sustainability, ES 2010. p. 885-894 10 p. (ASME 2010 4th International Conference on Energy Sustainability, ES 2010; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Policy solutions for increasing economic impacts of wind development in Arizona

Wadsack, K. E. & Acker, T., Dec 1 2010, ASME 2010 4th International Conference on Energy Sustainability, ES 2010. p. 103-111 9 p. (ASME 2010 4th International Conference on Energy Sustainability, ES 2010; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Western wind and solar integration study hydropower anaysis: Benefits of hydropower in large-scale integration of renewables in the Western United States

Pete, C. M., Acker, T. L., Jordan, G. & Harpman, D. A., 2010, ASME 2010 4th International Conference on Energy Sustainability, ES 2010. p. 567-576 10 p. (ASME 2010 4th International Conference on Energy Sustainability, ES 2010; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations
2008

Estimating the economic benefits of wind energy projects using Monte Carlo simulation with economic input/output analysis

Williams, S. K., Acker, T., Goldberg, M. & Greve, M., Jul 1 2008, In : Wind Energy. 11, 4, p. 397-414 18 p.

Research output: Contribution to journalArticle

20 Scopus citations

Using standard deviation as a measure of increased operational reserve requirement for wind power

Holttinen, H., Milligan, M., Kirby, B., Acker, T., Neimane, V. & Molinski, T., Dec 1 2008, In : Wind Engineering. 32, 4, p. 355-378 24 p.

Research output: Contribution to journalArticle

122 Scopus citations

Wind integration cost impact study for the Arizona public service company: Modeling approach and results

Acker, T. L., Zavadil, R., Potter, C. & Flood, R., Jan 1 2008, In : Wind Engineering. 32, 4, p. 339-354 16 p.

Research output: Contribution to journalArticle

4 Scopus citations
2007

Best practices in grid integration of variable wind power: Summary of recent US case study results and mitigation measures

Smith, J. C., Parsons, B., Milligan, M. R., Acker, T., Zavadil, R., Schuerger, M. & Demeo, E., Dec 1 2007, European Wind Energy Conference and Exhibition 2007, EWEC 2007. p. 500-509 10 p. (European Wind Energy Conference and Exhibition 2007, EWEC 2007; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

12 Scopus citations

Wind resource assessment in the state of Arizona: Inventory, capacity factor, and cost

Acker, T. L., Williams, S. K., Duque, E. P. N., Brummels, G. & Buechler, J., Jul 1 2007, In : Renewable Energy. 32, 9, p. 1453-1466 14 p.

Research output: Contribution to journalArticle

51 Scopus citations
2006

Energy planning for Indian nations within the WRAP: A field guide

Acker, T. L., Jones, C. & Smith, D. H., Jan 1 2006, In : American Indian Culture and Research Journal. 30, 4, p. 115-132 18 p.

Research output: Contribution to journalComment/debate

1 Scopus citations

Recommendations for reducing energy consumption and improving air quality through Energy efficiency on native-American lands

Acker, T. L., Auberle, W. M., Eastwood, J. D., Laroche, D. R., Ormond, A. S., Slack, R. P. & Smith, D. H., Sep 1 2006, In : Energy Sources, Part B: Economics, Planning and Policy. 1, 3, p. 223-234 12 p.

Research output: Contribution to journalArticle

2005

Economic analysis of energy-efficiency measures: Tribal case studies with the yurok tribe, the confederated salish and kootenai tribes of the flathead reservation, and the pascua yaqui tribe

Acker, T. L., Auberle, W. M., Eastwood, J. D., LaRoche, D. R., Ormond, A. S., Slack, R. P. & Smith, D. H., Jan 1 2005, In : American Indian Culture and Research Journal. 29, 1, p. 79-96 18 p.

Research output: Contribution to journalReview article

2 Scopus citations
2003

Implications of the regional haze rule on renewable and wind energy development on native American lands in the west

Acker, T. L., Auberle, W. M., Duque, E. P. N., Jeffery, W. D., Laroche, D. R., Masayesva, V. & Smith, D. H., Oct 1 2003, In : Wind Energy. 6, 4, p. 347-354 8 p.

Research output: Contribution to journalReview article

1999

Acoustic oscillations in a cylindrical chamber with a hub baffle

Acker, T. L., Mitchell, C. E. & Cody, J. D., Jan 1 1999, 5th AIAA/CEAS Aeroacoustics Conference and Exhibit. American Institute of Aeronautics and Astronautics Inc, AIAA, p. 1112-1122 11 p. AIAA 99-1971. (5th AIAA/CEAS Aeroacoustics Conference and Exhibit).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Scopus citations

Aerodynamic performance of the NREL Unsteady Aerodynamics Experiment (Phase IV) twisted rotor

Acker, T. L. & Hand, M. M., 1999, 37th Aerospace Sciences Meeting and Exhibit. American Institute of Aeronautics and Astronautics Inc, AIAA

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations
1994

Combustion zone - Acoustic cavity interactions in rocket combustors

Acker, T. L. & Mitchell, C. E., Jan 1 1994, In : Journal of Propulsion and Power. 10, 2, p. 235-243 9 p.

Research output: Contribution to journalArticle

11 Scopus citations