Form and Operation Mode Analysis of a Novel Solar-Driven Cogeneration System with Various Collector Types

Table 5

The specific state of the solenoid valves in different operating modes when the solar collectors are FPC or ETC.

Operating modes	Operating conditions	V1	V2	V3	V4	V5
TM1		Off	Off	Off	Off	On
TM2		Off	On	Off	Off	On
TM3		Off	On	Off	Off	Off
TM4		On	Off	On	On	Off
TM5		On	On	On	Off	Off
TM6		On	Off	On	Off	Off