Identification of Pre-existing/Undetected Line-to-Line Faults in PV Array Based on Preturn on/off Condition of the PV Inverter

Autor: Brad Lehman, Nagamani Chilakapati, Chakkarapani Manickam, B. Pradeep Kumar, Saravana Ilango Ganesan

Publikováno v: IEEE Transactions on Power Electronics. 35:11865-11878

A major challenge in a photovoltaic (PV) system is to identify the line-to-line faults that occurred under low irradiance conditions, during day-to-night/night-to-day transitions in the presence of blocking diodes. Due to active maximum power point t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::79b5effd7b24f9eacec93750cbcd6e21
https://doi.org/10.1109/tpel.2020.2987856

Enhanced Power Output from the PV with Low Input Ripple DC-DC Converter

Autor: Chakkarapani Manickam, Nagamani Chilakapati, Chandrasekar Venkatesan, Maddikara Jaya Bharata Reddy, Saravana Ilango Ganesan

Publikováno v: Electric Power Components and Systems. 46:1288-1299

The primary objective of Maximum Power Point Tracking (MPPT) for PV systems connected to a low-voltage DC grid is to extract the maximum possible power output from the PV array. Normally high-frequ...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c6fdd0742bc025896e33d61655a2be38
https://doi.org/10.1080/15325008.2018.1466214

Performance Evaluation of Type-3 PLLs Under Wide Variation in Input Voltage and Frequency

Autor: B. Indu Rani, Chakkarapani Manickam, Saravana Ilango Ganesan, C. K. Aravind, Chilakapati Nagamani, Josep M. Guerrero

Publikováno v: Aravind, C K, Rani, B I, Chakkarapani, M, Guerrero, J M, Ilango, G S & Nagamani, C 2017, ' Performance Evaluation of Type-3 PLLs Under Wide Variation in Input Voltage and Frequency ', I E E E Journal of Emerging and Selected Topics in Power Electronics, vol. 5, no. 3, pp. 971-981 . https://doi.org/10.1109/JESTPE.2017.2679750

This paper presents a detailed analysis of Type-3 phase locked loop (PLL) under wide variation in input voltage and frequency. Using small signal modeling, the performance of both single loop and dual loop Type-3 PLL for variation in input voltage an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f71030f4f448c614e9b9f65ac9f9c6f7
https://doi.org/10.1109/jestpe.2017.2679750

Efficient global maximum power point tracking technique for a partially shaded photovoltaic string

Autor: Guru Raghav Raman, Chakkarapani Manickam, Saravana Ilango Ganesan, Nagamani Chilakapati, Gurupraanesh Raman

Publikováno v: IET Power Electronics. 9:2637-2644

Maximum power point tracking (MPPT) is essential for a photovoltaic (PV) system in order to maximise the utilisation of solar energy. Under partially shaded conditions (PSC), PV strings with bypass diodes exhibit multiple peaks in the power-voltage (

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f9ee2538bb76756b075e86d239573605
https://doi.org/10.1049/iet-pel.2015.1040

Estimation of PV module degradation through extraction of I–V curve at inverter pre‐startup condition.

Autor: Pradeep Kumar, Boggarapu¹ (AUTHOR) pradeep301327@gmail.com, Nitheesh, Rajendran² (AUTHOR), Chakkarapani, Manickam³ (AUTHOR), Saravana Ilango, Ganesan⁴ (AUTHOR), Nagamani, Chilakapati⁴ (AUTHOR)

Publikováno v: IET Renewable Power Generation (Wiley-Blackwell). Dec2020, Vol. 14 Issue 17, p3479-3486. 8p.