3 Solar Thermal Engineerin Develop a program for calculating and plotting solar irradiation hased on the clear sky model similar to the following graph. Hint use your program from HW1 for s r angles 1-Sep 21-Jun 21-Jul 8 |-21-Aug -21-Sep -21-Oct |-21-Nov 21-Dec 21-Dec 200 | 21Jun- - 8 10-2 14 16 18 20 3 Solar Thermal Engineerin Develop a program for calculating and plotting solar irradiation hased on the clear sky model similar to the following graph. Hint use your program from HW1 for s r angles 1-Sep 21-Jun 21-Jul 8 |-21-Aug -21-Sep -21-Oct |-21-Nov 21-Dec 21-Dec 200 | 21Jun- - 8 10-2 14 16 18 20