Search Results - "Tamizhmani, Govindasamy"

Impact of different backsheets and encapsulant types on potential induced degradation (PID) of silicon PV modules by Mahmood, Farrukh ibne, TamizhMani, Govindasamy

“…•PID influence in different backsheet types is explored. Also, the impact of different encapsulants in conjunction with different backsheet types is…”
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Field-Aged Glass/Backsheet and Glass/Glass PV Modules: Encapsulant Degradation Comparison by Patel, Aesha Parimalbhai, Sinha, Archana, Tamizhmani, Govindasamy

“…Ethylene vinyl acetate (EVA) is the predominant encapsulant in crystalline-silicon photovoltaic (PV) modules; however, its degradation is a subject of major…”
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Susceptibility to polarization type potential induced degradation in commercial bifacial p‐PERC PV modules by Mahmood, Farrukh ibne, Li, Fang, Hacke, Peter, Molto, Cécile, Colvin, Dylan, Seigneur, Hubert, TamizhMani, Govindasamy

“…Abstract Potential induced degradation (PID) is a reliability issue affecting photovoltaic (PV) modules, mainly when PV strings operate under high voltages in…”
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Evaluation of bifacial module technologies with combined‐accelerated stress testing by Hacke, Peter, Kumar, Akash, Terwilliger, Kent, Ndione, Paul, Spataru, Sergiu, Pavgi, Ashwini, Choudhury, Kaushik Roy, Tamizhmani, Govindasamy

“…Abstract In view of the increasing interest and market share of bifacial cells and modules, suitable substrates such as glass and transparent backsheets along…”
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Transient Weighted Moving-Average Model of Photovoltaic Module Back-Surface Temperature by Prilliman, Matthew, Stein, Joshua S., Riley, Daniel, Tamizhmani, Govindasamy

“…Accurate modeling of photovoltaic (PV) performance requires the precise calculation of module temperature. Currently, most temperature models rely on…”
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Quantification of Environmental Effects on PV Module Degradation: A Physics-Based Data-Driven Modeling Method by Bala Subramaniyan, Arun, Pan, Rong, Kuitche, Joseph, TamizhMani, GovindaSamy

“…This paper explains the fusion of the physics-based material degradation mechanism with the statistics-based data modeling approach for predicting the…”
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Reliability of Microinverters for Photovoltaic Systems: High-Temperature Accelerated Testing with Fixed and Cyclic Power Stresses by Afridi, Muhammad, Tatapudi, Sai, Flicker, Jack, Srinivasan, Devarajan, Tamizhmani, Govindasamy

“…This paper presents an extended, accelerated reliability evaluation of forty microinverters, module-level power electronic (MLPE) units for photovoltaic (PV)…”
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Potential-Induced Degradation (PID): Incomplete Recovery of Shunt Resistance and Quantum Efficiency Losses by Jaewon Oh, Bowden, Stuart, TamizhMani, GovindaSamy

“…Potential-induced degradation (PID), specifically PID leading to shunts (PID-s), has recently been identified as one of the major field durability issues of…”
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Reduction of PV Module Temperature Using Thermally Conductive Backsheets by Oh, Jaewon, Rammohan, Balamurali, Pavgi, Ashwini, Tatapudi, Sai, Tamizhmani, Govindasamy, Kelly, George, Bolen, Michael

“…Photovoltaic (PV) modules typically operate at approximately 30 °C above ambient temperature on clear sunny days, irrespective of their location. Since the…”
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Thermally Conductive Backsheets (TCB) of PV Modules: Positive Impacts on Performance, Lifetime and LCOE by Pavgi, Ashwini, Oh, Jaewon, TamizhMani, GovindaSamy

“…The operating temperatures of photovoltaic (PV) modules can be impacted by the selection of specific packaging materials, e.g., backsheets and encapsulants…”
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Activation Energy for End-of-Life Solder Bond Degradation: Thermal Cycling of Field-Aged PV Modules by Gopalakrishna, Hamsini, Sinha, Archana, Carpenter, Joe, Niverty, Sridhar, Chawla, Nikhilesh, Jordan, Dirk, Tamizhmani, Govindasamy

“…The longevity of solar photovoltaic modules depends on the durability and reliability of their components, one of which is the solder bonds in interconnect…”
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Damp Heat Induced Degradation of Silicon Heterojunction Solar Cells With Cu-Plated Contacts by Karas, Joseph, Sinha, Archana, Buddha, Viswa Sai Pavan, Li, Fang, Moghadam, Farhad, TamizhMani, Govindasamy, Bowden, Stuart, Augusto, Andre

“…Damp heat exposure is one of the most stringent environments for testing the durability of solar cells in packaged modules. Damp heat stresses and induces a…”
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Nondestructive Characterization and Accelerated UV Testing of Browned Field-Aged PV Modules by Gopalakrishna, Hamsini, Sinha, Archana, Dolia, Kshitiz, Jordan, Dirk, Tamizhmani, Govindasamy

“…Encapsulant browning is one of the most common degradation modes found in crystalline silicon field-aged photovoltaic modules. Browning, usually undetected…”
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Investigation of Dominant Failure Mode(s) for Field-Aged Crystalline Silicon PV Modules Under Desert Climatic Conditions by Kuitche, Joseph M., Rong Pan, TamizhMani, GovindaSamy

“…The first step in developing a life prediction model for photovoltaic (PV) modules is the identification of dominant failure modes/mechanisms for given…”
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Prediction of Climate-Specific Degradation Rate for Photovoltaic Encapsulant Discoloration by Sinha, Archana, Gopalakrishna, Hamsini, Bala Subramaniyan, Arun, Jain, Deepak, Oh, Jaewon, Jordan, Dirk, TamizhMani, GovindaSamy

“…Encapsulant discoloration is a well-known field degradation mode of crystalline-silicon photovoltaic modules, particularly in the hot climate zones. The…”
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Potential Induced Degradation Evaluation of Damp Heat Stressed PV Modules by Mahmood, Farrukh Ibne, Kumar, Akash, Afridi, Muhammad, TamizhMani, GovindaSamy

“…Potential induced degradation (PID) mode is one of the most critical degradation modes in the photovoltaic (PV) modules. The PID issue is highly dependent on…”
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Hotspot Endurance of Pristine and Thermal Cycled Glass-Backsheet Photovoltaic Modules by Afridi, Muhammad, Kumar, Akash, Mahmood, Farrukh ibne, TamizhMani, GovindaSamy

“…Hotspots can be a detrimental reliability issue that can adversely affect the long-term performance of (PV) modules in the field. The endurance of hotspot…”
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Dropout and Pruned Neural Networks for Fault Classification in Photovoltaic Arrays by Rao, Sunil, Muniraju, Gowtham, Tepedelenlioglu, Cihan, Srinivasan, Devarajan, Tamizhmani, Govindasamy, Spanias, Andreas

“…Automatic detection of solar array faults reduces maintenance costs and increases efficiency. In this paper, we address the problem of fault detection,…”
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Correlation of UV Fluorescence Images With Performance Loss of Field-Retrieved Photovoltaic Modules by Li, Fang, Buddha, Viswa Sai Pavan, Schneller, Eric J., Iqbal, Nafis, Colvin, Dylan J., Davis, Kristopher O., TamizhMani, GovindaSamy

“…The ultraviolet fluorescence (UVF) imaging method has been widely used as a rapid and economic field inspection tool for investigating encapsulant…”
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Polarization Type Potential Induced Degradation under Positive Bias in a Commercial PERC Module by Mahmood, Farrukh ibne, Li, Fang, Hacke, Peter, Molto, Cecile, Siegneur, Hubert, TamizhMani, GovindaSamy

“…Potential induced degradation of the polarization type (PID-p) can reduce module performance in a relatively short period of time. PID-p can occur at both…”
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