ES 10 07 2023 practical test

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POWER PRODUCTION FROM RENEWABLE ENERGY AY 2022-23 10th July 2023 Prof. Andrea Giostri Time: 1.5 hours NAME and SURNAME:.................................................................................................................................................. COURSE and CFU:......................................................................................................................................................... Instructions for the examination: 1) Clearly indicate your name on all the sheets you will deliver. 2) The score refers to exercises done in a comprehensive manner with exact numerical results. Numerical results correct but not accompanied by explanations will not be taken into account. The final score can be normalized according to the average results. 3) Answer briefly and clearly only to the asked questions. Calculations and explanations which do not respond to the questions will not be considered for evaluation even if correct. 4) Talking with colleagues and / or cheating will cause the cancellation of the exam. 5) All the needed data for the resolution of exercises lies on this paper. It is NOT ALLOWED to use material other than this (e.g. books, clipboard etc.). Exercise 1 (15 points) It should be evaluated the installation of a PV plant for residential applications. The PV plant is installed on the roof of a house (3. 8 x 8. 2 m), the azimuth of the house is -10° (the azimuth is determined starting from south direction, positive counterclock-wise) and the tilt of the roof is 30°. Assuming the PV module and inverter characteristics reported in the following table, determine the nominal power installed (AC) and the number of inverters (Discuss the obtained results and choices , checking the constraints on the power and voltage - do not…