A2 component to the fundamental frequency component and is expressed as D2 100% = ´ A1 A IIIly the third harmonic distortion component (D3) is D3 given by 3 100% = ´ A1 A The fourth harmonic distortion component (D3) is given by D4 100% = ´ 4 A1 The total harmonic distortion (D) is given by the square root of the mean square of the individual harmonic components. D D22 D32 D42 ... = + + + A12R L The power delivered at the fundamental frequency is P1 = 2 R The total power output is given by P A22 A32 (A12 ...)´ = + + + L 2 Therefore, P (1 D22 D32 ...)´ = + + + P1 \ P D2 P1 (1 ) = + ´
D2 = A2 A1 ´ 100% component to the fundamental frequency component and is expressed as A D3 = 3 ´ 100% A1 IIIly the third harmonic distortion component (D3) is given by A D4 = 4 ´ 100% A1 The fourth harmonic distortion component (D3) is given by The total harmonic distortion (D) is given by the square root of the mean square of the individual harmonic components. D = D22 + D32 + D42 + ... A12R L P1 = 2 The power delivered at the fundamental frequency is R P = (A12 + A22 + A32 + ...)´ L 2 The total power output is given by P = (1 + D22 + D32 + ...)´ P1 Therefore, P = (1 + D2 ) ´ P1 \