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Devices
Paulo Cesar de Carvalho Faria*, Koshun Iha, José Atílio Fritz Fidel Rocco ,QVWLWXWR7HFQROyJLFRGH$HURQiXWLFD6mR-RVpGRV&DPSRV63%UD]LO
Abstract:(OHFWURH[SORVLYHGHYLFHVDQHOHFWULFUHVLVWDQFHHQFDSVXODWHGE\DSULPDU\H[SORVLYHIXQGDPHQWDOO\ FRQYHUW HOHFWULFDO HQHUJ\ LQWR WKHUPDO HQHUJ\ WR VWDUW RII DQ H[SORVLYH FKHPLFDO UHDFWLRQ 2EYLRXVO\ WKH DFWLYDWLRQRIWKRVHGHYLFHVVKDOOQRWKDSSHQE\DFFLGHQWRUHYHQZRUVHE\LQWHQWLRQDOH[RJHQRXVLQÀXHQFH)URP DQ RUGLQDU\ GLIIHUHQWLDO HTXDWLRQ ZKLFK GHVFULEHV WKH HOHFWURH[SORVLYH WKHUPDO EHKDYLRU D UHPDUNDEOH EXW certainly not intuitive, dependence of the temperature response on the time constant of the heat transfer process LVYHUL¿HGWKHWHPSHUDWXUHSUR¿OHGUDPDWLFDOO\FKDQJHVDVWKHWLPHFRQVWDQWVSDQVDZLGHUDQJHRIYDOXHVIURP much lesser than the pulse width to much greater than the pulse period. Based on this dependence, important UHFRPPHQGDWLRQV FRQFHUQLQJ WKH HI¿FLHQW DQG VDIHW\ RSHUDWLRQ RI HOHFWURH[SORVLYH GHYLFHV DUH SURSRVHG
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