Demonstrating and Investigating the Mechanical Strength of Solar Cells

Table 2

Solar cell strength testing in four-point bending is performed using batches and configurations of samples.

Name	Side in tensile stress	Position rollers to busbars	Cell numbers	Direction of tensile stress to busbars
SP	Sunny side	Lateral	60	Transverse
SC	Sunny side	Transverse	60	Lateral
BP	Back side	Lateral	60	Transverse
BC	Back side	Transverse	60	Lateral