Tutorial 1 PLT 404 Renewable Energy System Sem
Tutorial 1 PLT 404 – Renewable Energy System – Sem I 2017/2018
Example 1 �A south-facing solar PV module installed at Shanghai, China (L=31°N) on 21 October, identified the altitude angle, βN and tilt angle. PLT 404 – Renewable Energy System – Sem I 2017/2018
� Day numbers (n) for the first day of each month: PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 1 �A south-facing solar PV module installed at Dubai, UAE (22. 5 o. N, 55. 3 o. E), identified the altitude angle, βN and tilt angle on the following dates? � 1 January � 10 April � 12 July � 21 November PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 2 �A north-facing solar PV module installed at Brisbane, Australia (27. 5 o. S, 153. 0 o. E), identified the altitude angle, βN and tilt angle on the following dates? 12 February � 20 May � 9 August � 17 December � PLT 404 – Renewable Energy System – Sem I 2017/2018
Example 2 � Calculate the Solar Time for Kampung Wai at latitude of 3. 08° N and longitude of 101. 53° E if the standard meridian time is 120° E and Civil Time is 12. 00 pm on 15 February. PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 3 � Calculate No. 1. the Solar Time for these location below; Location Ottawa, Canada 2. Caracas, Venuzuela 3. Dublin, Ireland Latitude Longitude Standard Meridian 19 Feb 11 am 45. 4 °N 75. 7°W 68°W 31 Mar 1 pm 10. 5° N 66. 9° W 60°W 20 April 53. 3° N 6. 3° W 14. 8° W Date Time 10 am PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 4 � Calculate No. 1. the Solar Time for these location below; Location Latitude Longitude Standard Meridian 12. 30 pm 20. 2 °S 57. 5°E 59. 8°E 2 pm 8. 7° S 115. 2° E 120°E 12 pm 6. 03° N 101. 53° E 120° E Date Time Port Louis, 1 June Mauritius 27 Sept 2. Bali, Indonesia 3. Kuala Lumpur, 31 Oct Malaysia PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 5 � Calculate the time needed to charge/discharge a battery of capacity 500 AH if; a. The charging current is 50 A to reach 100 % SOC b. The discharging current is 15 A to reach 100 % DOD PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 6 � Calculate the time needed to charge/discharge a battery of capacity 1000 AH if; a. The charging current is 150 A to reach 100 % SOC b. The discharging current is 50 A to reach 100 % DOD PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 7 � Using the battery connection diagram, calculate voltage, battery capacity and time of battery bank to supply 10 A load if the batteries have Do. D; 20 %, 50 % and 80 %. Battery 1 6 V 40 AH Battery 3 6 V 40 AH - Battery 2 6 V 40 AH - - Battery 4 6 V 40 AH - PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 8 � Using the battery connection diagram, calculate the time of battery bank to supply 25 A load if the batteries have DOD; 20%, 60% and 80 % Battery 1 + 12 V 100 AH Battery 2 + 12 V 100 AH Battery 3 + 12 V 100 AH Battery 4 + 12 V 100 AH Battery 5 + 12 V 100 AH Battery 6 + 12 V 100 AH PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 9 � The length of the roof is 10 m and the width is 5 m. Calculate the highest generated power can be installed on the roof if PV module Sharp 245 Polycrystalline is selected. Assume the minimum offset is 0. 5 m and the gap between modules is 15 mm. Length Width High 1650 mm 990 mm 50 mm PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 10 � The length of the roof is 20 m and the width is 7 m. Calculate the highest generated power of Sharp 240 PV that can be installed on the roof. Assume the minimum offset is 0. 4 m and the gap between modules is 10 mm. Length Width High 1650 mm 990 mm 50 mm PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 11 � 7 k. Wp PV modules need to install on the rooftop of the house. The length of the roof is 14 m and the width is 8 m. Design the PV module arrangement to fulfill the power requirement. Assume the minimum offset is 0. 5 m and the gap between modules is 15 mm. 240 Panasonic HIT PV module is selected. Length Width High 1580 mm 798 mm 35 mm PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 12 � 5 k. Wp PV modules need to install on the rooftop the house. The length of the roof is 20 m and the width is 8 m. Design the PV module arrangement to fulfill the power requirement. Assume the minimum offset is 0. 4 m and the gap between modules is 10 mm. 220 Sharp Polycrystalline PV module is selected. Length Width High 1652 mm 994 mm 46 mm PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 13 � 4 k. Wp PV modules need to install on the rooftop of terrace house. The suitable area for PV installation is 8 m x 6 m. 245 Sharp Monocrystalline PV module 1652 mm x 994 mm x 46 mm and Sunny boy 5000 TL are selected. The minimum and maximum ambient temperature is 10˚C and 50˚C respectively. � Design the PV module arrangement to fulfill the power requirement with the available area. Assume the minimum offset is 0. 5 m and the gap between modules is 15 mm. � Calculate the payback period of PV installation if the Fi. T rate is RM 1. 25/kw. H, RM 850 per module, BOS cost is 1. 5 times PV module price, PSH is 6, annual sunny day is 330, inverter efficiency is 0. 97 and all de-rating factor is assume 0. 95 and maintenance cost is consider as 1% of total installation cost. PLT 404 – Renewable Energy System – Sem I 2017/2018
Exercise 14 � 200 k. Wp PV modules is plan to install in Arau, Perlis. The minimum and maximum ambient temperature is 10˚C and 50˚C respectively. � Design the PV system if 250 Sharp Polycrystalline(NDR 250 A 5) PV module and Xantrex 100 k. W are selected � Calculate the payback period of PV installation if the Fi. T rate is RM 0. 85/kw. H, RM 580 per module, BOS cost is 1. 2 times PV module price, PSH is 5. 6, annual sunny day is 330, inverter efficiency is 0. 96 and all de-rating factor is assume 0. 97 and maintenance cost is consider as 1% of total installation cost. PLT 404 – Renewable Energy System – Sem I 2017/2018
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