Simple Methods to Approximate CPC Shape to Preserve Collection Efficiency

Table 1

Simulation results in terms of collected power at the output port. The flux collected by the ideal surface is also reported for reference.

Type	% Collected power
	1-section	2-section	3-section	4-section	5-section
Ideal			100
Point approximation	93.7	79.4	91.9	94.5	95.4
Tangent approximation				97.4	97.9
Power approximation		93.0	96.0	97.4	97.7
Corrected-power approximation		87.9	94.7	97.3	98.7