Version 4
SHEET 1 1572 680
WIRE 208 160 128 160
WIRE 288 160 208 160
WIRE 464 160 368 160
WIRE 608 160 464 160
WIRE 752 160 608 160
WIRE 128 192 128 160
WIRE 608 192 608 160
WIRE 752 192 752 160
WIRE 208 208 208 160
WIRE 128 304 128 272
WIRE 208 304 208 272
WIRE 208 304 128 304
WIRE 608 304 608 272
WIRE 608 304 512 304
WIRE 752 304 752 272
WIRE 608 320 608 304
WIRE 512 368 512 304
WIRE 544 368 512 368
WIRE 608 448 608 416
WIRE 608 448 512 448
WIRE 608 480 608 448
WIRE 464 496 464 160
WIRE 208 512 208 304
WIRE 288 512 208 512
WIRE 400 512 368 512
WIRE 432 512 400 512
WIRE 512 528 512 448
WIRE 512 528 496 528
WIRE 544 528 512 528
WIRE 432 544 416 544
WIRE 400 592 400 512
WIRE 608 592 608 576
WIRE 608 592 400 592
WIRE 208 608 208 512
WIRE 288 608 208 608
WIRE 416 608 416 544
WIRE 416 608 368 608
WIRE 464 608 464 560
WIRE 464 608 416 608
WIRE 464 640 464 608
FLAG 464 640 0
FLAG 752 304 0
FLAG 752 160 Vout
SYMBOL diode 192 208 R0
SYMATTR InstName D1
SYMATTR Value PV_Panel
SYMBOL current 128 272 R180
WINDOW 0 24 88 Left 0
WINDOW 3 24 0 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName I1
SYMATTR Value 1
SYMBOL res 384 144 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value .5
SYMBOL res 624 288 R180
WINDOW 0 36 76 Left 0
WINDOW 3 36 40 Left 0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL voltage 752 176 R0
WINDOW 0 24 104 Left 0
WINDOW 3 24 16 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 1
SYMBOL res 384 496 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R3
SYMATTR Value 20
SYMBOL res 384 592 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R4
SYMATTR Value .1
SYMBOL Opamps\\LT1013 464 464 R0
SYMATTR InstName U1
SYMBOL npn 544 320 R0
SYMATTR InstName Q1
SYMATTR Value 2N2222
SYMBOL npn 544 480 R0
SYMATTR InstName Q2
SYMATTR Value 2N2222
TEXT -312 232 Left 0 !.dc V1 4 36 .002
TEXT -568 392 Left 0 ;For Power, display V(Vout)*I(V1)
TEXT -568 496 Left 0 ;Add this on one line to the standard.dio library:\n.model PV_Panel D(Is=10n Rs=.5 N=77.06 Cjo=10n M=.5 Eg=85 \nXti=230 BV=30 IBV=.001 Vj=.4 Iave=1 Vpk=30 mfg=Generic type=PV)
TEXT 72 64 Left 0 ;Solar Power Model and Load Simulation
TEXT -312 288 Left 0 ;.STEP param I 0.5 1 0.25