Works4_DC supply using Zener diode as voltage regulator

The circuit diagram allows to study the five functions of a DC supply using Zener diode, which are : 1- transformation for S1 , S2 & S3 Switched off 2- rectification for S1 & S3 Switched off , S2 Switched on 3- filtering for S1 & S3 Switched on , S2 Switched off 4- line regulation and load regulation for S1 , S2 & S3 Switched on Configuration parameters - Simulating setting : Interactive ; End time : 50 ms - AC Voltage : Model : RMS_Voltage ; VA : 240 VRMS ; Freq : 50 Hz - Transformer : PTurns : 10 ; STurns : 1 - Probe : Interactive simulation : periodic - Diode : Model : Diode ; IS : 1.22478 E-8 A ; RS : 0.0414786 Ω ; N : 1.83369 - Zener Diode : Model : Zener virtual ; VB : 9.2 V; IB : 90 mA ; IS : 110.88 E-8 A ; N : 0.92657