Abe Ishihara-Silicon Valley Campus - Carnegie Mellon University

Contact Info:
Abe Ishihara
Carnegie Mellon University
Silicon Valley
Building 202 (MS-202-3)
Moffett Field, CA 94035

Office: #208

Phone: 650-335-2819

Email: abe.ishihara@sv.cmu.edu

Abe Ishihara, Research Faculty

Areas of Interest

Modeling and Analysis of Photovoltaic Systems; Intelligent Monitoring and Control of Photovoltaic Systems, Certification of Adaptive Control for Manned and Unmanned Aircraft, Stochastic Methods for Neural Network Control, Asymptotic Approximation Methods for Controller Design and Stability Analysis

Education

Ph.D., Aeronautics and Astronautics, Stanford University
M.S., Aeronautics and Astronautics, Stanford University
B.S., Electrical Engineering, Minor: Mathematics, Rensselaer Polytechnic Institute

Teaching

• Spring 2012: Adaptive Control and Signal Processing
• Spring 2010: Neural Network Control of Nonlinear Systems

Research Areas

• Certification of Adaptive Control for Manned and Unmanned Aircraft
• Intelligent Monitoring and Control of Building Integrated Photovoltaics

Research Videos

• Hot-spots due to partial soiling of solar array
• Solar Controls and Diagnostics Testbed
  • Actuation
  • Sensing
• PDLC Shading
  • Shading Pattern 1
  • Shading Pattern 2
  • Shading an Entire Array
  • Shading 2 panels of our Array

Current Projects

• Intelligent Resilient Aircraft Control (NASA)
• Intelligent Diagnostics for Revenue Critical Photovoltaic Arrays: A Data-Driven Approach

Past Projects

• Performance Monitoring for Building Integrated Photovoltaics (DOE)
  • See news: Ishihara Receives Funding From DOE to Enhance Building Energy Efficiency

Recent Solar Publications

• A.K. Ishihara and Ben-Menahem. Asymptotic analysis of the two-diode photovoltaic model. IASTED Power and Energy Systems and Applications, 2011.
• D. Liddell, Y. Yeh, R. Getsla, K. Young, C. Yeh, J. Dolan, D. Nguyen, Ben-Menahem S., S. Yang, and, A. Ishihara. A testing and evaluation framework for photovoltaic arrays under degradation. IASTED Power and Energy Systems and Applications, 2011.
• D. Nguyen, J. Dolan, A.K. Ishihara, and S. Ben-Menahem. A finite element method formulation for non-uniform heating of photovoltaic modules with associated validation metrics. IASTED Power and Energy Systems and Applications, 2011.
• Ben-Menahem and A.K. Ishihara. Photovoltaic hot-spot automated diagnostics from partial noisy sensor data: A physics based approach using splines and stochastics. IASTED Power and Energy Systems and Applications, 2011.
• J. Dolan, S. Ben-Menahem, and A.K. Ishihara. Lumped-parameter least squares estimation of thermal constants for partially-shaded photovoltaic (pv) modules. IASTED Power and Energy Systems and Applications, 2011.
• J.A. Dolan, R. Lee, Yoo-Hsiu Yeh, Chiping Yeh, D.Y. Nguyen, S. Ben-Menahem, and A.K. Ishihara. Neural network estimation of photovoltaic IV curves under partially shaded conditions. In Neural Networks (IJCNN), The 2011 International Joint Conference on, pages 1358 –1365, 31 2011-aug. 5 2011.

Publications (.pdf)