Energy Conversion Group

2017

Rapp, Vi H, Robert K Cheng, and Peter L Therkelsen. A high turndown, ultra low emission low-swirl burner for natural gas, on-demand water heaters. 2017. LBNL-1007236.

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Wilson, Daniel L, Vi H Rapp, Julien J Caubel, Sharon S Chen, and Ashok J Gadgil. Verifying mixing in dilution tunnels: How to ensure cookstove emissions samples are unbiased. 2017. LBNL-2001088.

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2016

Rapp, Vi H, Julien J Caubel, Daniel L Wilson, and Ashok J Gadgil. "Reducing Ultrafine Particle Emissions Using Air Injection in Wood-Burning Cookstoves." Environmental Science & Technology 50 (2016) 8368-8374. LBNL-1006082.

2015

Rapp, Vi H, Brett C Singer, J. Chris Stratton, Craig P Wray, and Brennan Less. Assessment of Literature Related to Combustion Appliance Venting Systems. 2015. LBNL-176805.

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2014

Rapp, Vi H, and Brett C Singer. Effect of Fuel Wobbe Number on Pollutant Emissions from Advanced Technology Residential Water Heaters: Results of Controlled Experiments. 2014. LBNL-6626E.

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2013

Davis, Dustin W, Peter L Therkelsen, David Littlejohn, and Robert K Cheng. "Effects of Hydrogen on the Thermo-Acoustics Coupling Mechanisms of Low-Swirl Injector Flames in a Model Gas Turbine Combustor." Proceedings of the Combustion Institute 34.2 (2013) 3135–3143.
Rapp, Vi H, Albert Pastor-Perez, Brett C Singer, and Craig P Wray. Predicting Backdrafting and Spillage for Natural-Draft Gas Combustion Appliances: Validating VENT-II. 2013. LBNL-6193E.

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Therkelsen, Peter L, J. Enrique Portillo, David Littlejohn, Scott M Martin, and Robert K Cheng. "Self-induced unstable behaviors of CH4 and H2/CH4 flames in a model combustor with a low-swirl injector." Combustion and Flame 160.2 (2013) 307 - 321.

2012

Rapp, Vi H, Anthony DeFilippo, Samveg Saxena, Jyh-Yuan Chen, Robert W Dibble, Atsushi Nishiyama, Ahsa Moon, and Yuji Ikeda. "Extending Lean Operating Limit and Reducing Emissions of Methane Spark-Ignited Engines Using a Microwave-Assisted Spark Plug." Journal of Combustion 2012 (2012).
Therkelsen, Peter L, David Littlejohn, and Robert K Cheng. "Parametric Study of Low-Swirl Injector Geometry on it Operability." ASME TurboExpo. Copenhagen, Denmark, June 10-15 (2012)., 2012.

2011

DeFilippo, A., Samveg Saxena, Vi H Rapp, Jyh-Yuan Chen, and Robert W Dibble. Extending the lean flammability limit of gasoline using a microwave assisted sparkplug. 2011.