Dr. Lun Jiang Profile

KEYWORDS: Vacuum tubes, Solar thermal energy, Compound parabolic concentrators, Solar energy, Reflectors, Absorption, Solar processes, Nonimaging optics, Thermal energy technology

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Proceedings Article | 20 August 2020 Presentation + Paper

Low cost solar photovoltaic-thermal (PVT) collector using aluminum minichannels and nonimaging optics

Bennett Widyolar, Lun Jiang, Jordyn Brinkley, Sai Kiran Hota, Jonathan Ferry, Gerardo Diaz, Roland Winston

Proceedings Volume 11495, 114950O (2020) https://doi.org/10.1117/12.2570838

KEYWORDS: Photovoltaics, Solar energy, Solar cells, Nonimaging optics, Aluminum, Glasses, Diamond, Carbon dioxide, Thermal efficiency

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Proceedings Article | 20 August 2020 Presentation + Paper

Advances in flowline simulations: virtual source computation method

Angel García-Botella, Lun Jiang, Roland Winston

Proceedings Volume 11495, 1149506 (2020) https://doi.org/10.1117/12.2567874

KEYWORDS: Interfaces, Reflectivity, Virtual reality, Sensors, Computer simulations, Optical design, Refractive index, Refraction, Reflectors, Geometrical optics

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Proceedings Article | 20 August 2020 Presentation

Searching for a better way to concentrate light

Roland Winston, Lun Jiang, Davoud Masoumi

Proceedings Volume 11495, 1149503 (2020) https://doi.org/10.1117/12.2569882

KEYWORDS: Radio optics, Thermography, Thermodynamics

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Proceedings Article | 20 August 2020 Presentation + Paper

Hamiltonian formulation of flowlines, first step for Wigner formalism analysis

Angel García-Botella, Lun Jiang, Roland Winston

Proceedings Volume 11495, 114950I (2020) https://doi.org/10.1117/12.2567901

KEYWORDS: Geometrical optics, Particles, Nonimaging optics, Photometry, Confocal microscopy, Surface properties, Spherical lenses, Radio propagation, Light sources

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Proceedings Article | 9 September 2019 Presentation

The vector potential of flow line and nonimaging optics (Conference Presentation)

Lun Jiang, Roland Winston, Ángel Botella

Proceedings Volume 11120, 111200J (2019) https://doi.org/10.1117/12.2531781

KEYWORDS: Nonimaging optics, Optical design, Thermodynamics

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Proceedings Article | 9 September 2019 Presentation

Gauge invariance in flow line optics (Conference Presentation)

Roland Winston, Lun Jiang

Proceedings Volume 11120, 111200I (2019) https://doi.org/10.1117/12.2531844

KEYWORDS: Nonimaging optics, Optical design

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Proceedings Article | 9 September 2019 Paper

Nonimaging solar collectors toward net-zero GHG emission

Bennett Widyolar, Lun Jiang, Jonathan Ferry, Jordyn Brinkley, Yogesh Bhusal, Roland Winston

Proceedings Volume 11120, 111200D (2019) https://doi.org/10.1117/12.2534513

KEYWORDS: Solar energy, Solar thermal energy, Carbon monoxide, Manufacturing, Thermal efficiency, Compound parabolic concentrators, Solar cells, Agriculture, Solar processes, Renewable energy

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Proceedings Article | 9 September 2019 Paper

High concentration parabolic trough solar collector with novel secondary reflector in the vacuum receiver

Yogesh Bhusal, Bennett Widyolar, Lun Jiang, Jonathan Ferry, Jordyn Brinkley, Roland Winston

Proceedings Volume 11120, 1112004 (2019) https://doi.org/10.1117/12.2530584

KEYWORDS: Receivers, Reflectors, Solar concentrators, Ray tracing, Thermal efficiency, Reflectivity, Geometrical optics

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Proceedings Article | 9 September 2019 Presentation + Paper

Advances in flowline simulations

Ángel García-Botella, Lun Jiang, Roland Winston

Proceedings Volume 11120, 111200C (2019) https://doi.org/10.1117/12.2530080

KEYWORDS: Sensors, Reflectivity, Computing systems, Optical design, Geometrical optics, Solar concentrators, Optical simulations, Light sources, 3D modeling, Optical components

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Proceedings Article | 18 September 2018 Presentation

Flowline design and thermodynamic implications of the vector potential (Conference Presentation)

Lun Jiang, Roland Winston

Proceedings Volume 10758, 107580C (2018) https://doi.org/10.1117/12.2323208

KEYWORDS: Thermodynamics, Nonimaging optics, Physics

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Proceedings Article | 18 September 2018 Presentation

The vector potential for rotationally symmetric flow lines (Conference Presentation)

Roland Winston, Lun Jiang

Proceedings Volume 10758, 107580D (2018) https://doi.org/10.1117/12.2323210

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Proceedings Article | 14 September 2018 Presentation + Paper

Flowline analysis of eténdue transfer of a wide-angle solar concentrator

Jordyn Brinkley, Lun Jiang, Bennett Widyolar, Roland Winston

Proceedings Volume 10758, 107580K (2018) https://doi.org/10.1117/12.2323344

KEYWORDS: Reflection, Solar cells, Glasses, Solar concentrators, Solar energy, Nonimaging optics, Optical simulations, Solar thermal energy, Channel projecting optics, Receivers

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Proceedings Article | 14 September 2018 Paper

Two-stage 50X hybrid spectrum splitting CSP/CPV collector with InGaP/GaAs solar cells

Bennett Widyolar, Lun Jiang, Jon Ferry, Roland Winston, Alexander Kirk, Mark Osowski, David Cygan, Hamid Abbasi

Proceedings Volume 10758, 1075806 (2018) https://doi.org/10.1117/12.2323341

KEYWORDS: Solar cells, Solar energy, Compound parabolic concentrators, Reflectors, Prototyping, Particles, Solar concentrators, Photovoltaics

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Proceedings Article | 14 September 2018 Presentation + Paper

Optical simulation-based on flowline method

Angel García-Botella, Lun Jiang, Roland Winston

Proceedings Volume 10758, 107580F (2018) https://doi.org/10.1117/12.2500931

KEYWORDS: Computing systems, Optical simulations, Solar concentrators, Optical design, Reflectivity, Nonimaging optics, Light sources, Algorithm development, Computer simulations

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Proceedings Article | 19 September 2017 Presentation

The error tolerance of nonimaging optic systems (Conference Presentation)

Ali Hassanzadeh, Bennett Widyolar, Lun Jiang, Roland Winston

Proceedings Volume 10379, 103790M (2017) https://doi.org/10.1117/12.2276739

KEYWORDS: Nonimaging optics, Tolerancing, Thermography, Thermal analysis, Solar concentrators, Photovoltaics, Solar thermal energy

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Proceedings Article | 7 September 2017 Presentation + Paper

Thermodynamic investigation of the segmented CPC

Bennett Widyolar, Lun Jiang, Roland Winston

Proceedings Volume 10379, 103790L (2017) https://doi.org/10.1117/12.2276711

KEYWORDS: Geometrical optics, Solar concentrators, Thermodynamics, Compound parabolic concentrators, Thermography, Numerical analysis, Nonimaging optics, Radiative transfer, Photovoltaics, Solar thermal energy

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Proceedings Article | 7 September 2017 Presentation + Paper

How the Hilbert integral theorem inspired flow lines

Roland Winston, Lun Jiang

Proceedings Volume 10379, 1037903 (2017) https://doi.org/10.1117/12.2276709

KEYWORDS: Nonimaging optics, Thermodynamics, Geometrical optics, Solar concentrators, Wavefronts, Thermography, Mirrors, Optical components, Refractive index, Chemical elements

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SPIE Journal Paper | 4 April 2017

Thermodynamics and the segmented compound parabolic concentrator

Bennett Widyolar, Lun Jiang, Roland Winston

JPE, Vol. 7, Issue 02, 028002, (April 2017) https://doi.org/10.1117/12.10.1117/1.JPE.7.028002

KEYWORDS: Compound parabolic concentrators, Solar concentrators, Thermodynamics, Thermography, Reflectors, Geometrical optics, Nonimaging optics, Transmittance, Visualization, Energy efficiency

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SPIE Journal Paper | 28 December 2016 Open Access

Thermodynamic origin of nonimaging optics

Lun Jiang, Roland Winston

JPE, Vol. 6, Issue 04, 047003, (December 2016) https://doi.org/10.1117/12.10.1117/1.JPE.6.047003

KEYWORDS: Ray tracing, Solar concentrators, Nonimaging optics, Thermodynamics, Thermography, Mirrors, Geometrical optics, Compound parabolic concentrators, Optical design, Radiative energy transfer

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Proceedings Article | 14 September 2016 Presentation + Paper

Flow line asymmetric nonimaging concentrating optics

Lun Jiang, Roland Winston

Proceedings Volume 9955, 99550I (2016) https://doi.org/10.1117/12.2239176

KEYWORDS: Photovoltaics, Solar concentrators, Nonimaging optics, Geometrical optics, Compound parabolic concentrators, Thermodynamics, Thermography, Radiative energy transfer, Optical design, Mirrors

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Proceedings Article | 7 September 2016 Presentation + Paper

Nonimaging optics in lighting to reduce light pollution

Melissa Ricketts, Jon Ferry, Lun Jiang, Roland Winston

Proceedings Volume 9955, 99550G (2016) https://doi.org/10.1117/12.2239506

KEYWORDS: Light emitting diodes, Pollution, Nonimaging optics, Light, Light sources and illumination, Optical design, Compound parabolic concentrators, Reflectors, Computer aided design, Reflectivity

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Proceedings Article | 7 September 2016 Presentation + Paper

Nonimaging optics maximizing exergy for hybrid solar system

Roland Winston, Lun Jiang, Mahmoud Abdelhamid, Bennett Widyolar, Jonathan Ferry, David Cygan, Hamid Abbasi, Alexandr Kozlov, Alexander Kirk, Victor Elarde, Mark Osowski

Proceedings Volume 9955, 99550N (2016) https://doi.org/10.1117/12.2239139

KEYWORDS: Solar cells, Nonimaging optics, Receivers, Compound parabolic concentrators, Reflectors, Mirrors, Solar concentrators, Coating, Solar energy, Photons

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Proceedings Article | 28 August 2015 Paper

Asymmetric design for Compound Elliptical Concentrators (CEC) and its geometric flux implications

Lun Jiang, Roland Winston

Proceedings Volume 9572, 957203 (2015) https://doi.org/10.1117/12.2191948

KEYWORDS: Solar concentrators, Thermodynamics, Nonimaging optics, Compound parabolic concentrators, Black bodies, Transformers, Radiative energy transfer, Optical design, Current controlled current source, Wavefronts

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Proceedings Article | 25 August 2015 Paper

Hybrid solar collector using nonimaging optics and photovoltaic components

Roland Winston, Eli Yablonovitch, Lun Jiang, Bennett Widyolar, Mahmoud Abdelhamid, Gregg Scranton, David Cygan, Alexandr Kozlov

Proceedings Volume 9572, 957208 (2015) https://doi.org/10.1117/12.2191943

KEYWORDS: Gallium arsenide, Solar cells, Solar energy, Receivers, Reflectors, Photovoltaics, Nonimaging optics, Particles, Compound parabolic concentrators, Mirrors

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Proceedings Article | 25 August 2015 Paper

String method of nonimaging optics from a radiation theory perspective

Boe Colabewala, Lun Jiang, Roland Winston

Proceedings Volume 9572, 957202 (2015) https://doi.org/10.1117/12.2191946

KEYWORDS: Solar concentrators, Nonimaging optics, Probability theory, Optical design, Thermodynamics, Radiative transfer, Geometrical optics, Solids, Solar radiation, Roads

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Proceedings Article | 19 September 2014 Paper

Problems and challenges in non-imaging optics

Roland Winston, Lun Jiang

Proceedings Volume 9191, 91910B (2014) https://doi.org/10.1117/12.2065249

KEYWORDS: Nonimaging optics, Solar concentrators, Thermodynamics, Energy efficiency, Sun, Mirrors, Radiative energy transfer, Optical design, Current controlled current source, Refraction

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