Development of an electronic interface for diagnostics of photovoltaic strings

Special Issue on ‘EU PVSEC 2023: State of the Art and Developments in Photovoltaics’, edited by Robert Kenny and João Serra

Open Access

Table 1

States of each control signal at each step.

	S1	S2	Description of the step
Step 1	CLOSED	OPEN	Normal operating conditions
Step 2	OPEN	OPEN	Voltage transient and V_oc measurement − Open circuit conditions
Step 3	OPEN	CLOSED	Current transient and I_sc measurement − Short circuit conditions
Step 4	CLOSED	OPEN	Voltage and current transient − Normal operating conditions

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