Design of a Plant Leaf Area Meter Using PV Cell and Embedded Microcontroller

Table 1

Measured and obtained values for rectangle, ellipse, and triangle shaped areas indicating the relation between area and short circuit current of solar module.

Area	Rectangle, 𝐼sc (mA)		Ellipse, 𝐼sc (mA)		Triangle 𝐼sc (mA)
(%)	Calculated	Measured	Calculated	Measured	Calculated	Measured
0	4.383	4.40	4.338	4.44	4.505	4.52
10	4.132	4.18	4.095	4.08	4.270	4.25
20	3.881	3.93	3.852	3.77	4.035	4.02
30	3.630	3.60	3.609	3.60	3.800	3.80
40	3.379	3.33	3.366	3.32	3.565	3.61
50	3.128	3.11	3.123	3.11	3.330	3.30
60	2.877	2.84	2.880	2.88	—	—
70	2.626	2.57	2.637	2.67	—	—
80	2.375	2.34	2.394	2.42	—	—
90	2.124	2.17	—	—	—	—
100	1.873	1.960	—	—	—	—