From: Tomas Mudrunka Date: Sat, 18 Jun 2016 01:34:49 +0000 (+0200) Subject: new parasitic X-Git-Url: http://git.harvie.cz/?p=mirrors%2FDesigns.git;a=commitdiff_plain;h=7cb3b14c56682b0db08fbeebaaa51b69eac325ac new parasitic --- diff --git a/electronics/parasitic_switch.circuit b/electronics/parasitic_switch.circuit index c2a2279..75ab2f8 100644 --- a/electronics/parasitic_switch.circuit +++ b/electronics/parasitic_switch.circuit @@ -1,7 +1,7 @@ $ 13 5.0E-6 10.20027730826997 40 5.0 50 v 144 560 144 224 0 1 40.0 320.0 0.0 0.0 0.5 w 144 224 272 224 0 -s 272 400 272 480 0 0 false +s 272 400 272 480 0 1 false w 272 560 144 560 0 z 272 384 272 320 1 0.805904783 5.6 z 272 256 272 320 1 0.805904783 5.6 @@ -17,24 +17,28 @@ w 336 320 336 240 0 r 544 240 544 320 0 400.0 r 272 560 272 480 0 460.0 w 272 480 384 480 0 -r 384 480 384 384 0 20000.0 w 496 320 544 320 0 w 496 240 544 240 0 -c 480 240 480 320 0 9.999999999999999E-5 5.291135041026337 +c 480 240 480 320 0 9.999999999999999E-5 4.71506258879711 w 496 240 480 240 0 w 480 240 336 240 0 w 432 320 480 320 0 w 480 320 496 320 0 x 587 286 771 292 0 24 powered circuit -x 432 441 619 447 0 24 leakage resistor +x 432 441 640 447 0 24 leakage capacitor x 326 529 561 535 0 24 controlled light bulb x 111 77 842 83 0 24 This circuit allows to parasiticaly power low power electronics x 112 111 847 117 0 24 (like arduino) inside light switch box (where is no neutral line) x 113 143 849 149 0 24 by leaking little bit of current through bulb when switched off. x 125 620 895 626 0 24 "switch" can be controlled by "powered circuit" (TRIAC, SSR, ...). x 179 450 255 456 0 24 switch -x 126 651 757 657 0 24 "leakage resistor", capacitor across "powered circuit" -x 126 684 711 690 0 24 and "transil" should be chosen to match the load. +x 126 651 778 657 0 24 "leakage capacitor", capacitor across "powered circuit" +x 126 684 900 690 0 24 and "transil" should be chosen to match the load (and light bulb). x 115 174 863 180 0 24 Please note that "powered circuit" is directly coupled to mains! x 177 326 250 332 0 24 transil -o 15 64 0 35 10.0 0.025 0 -1 +c 384 480 384 384 0 3.0000000000000004E-7 243.21853818596372 +o 15 64 0 291 9.353610478917778 0.023384026197294447 0 -1 +o 16 64 0 35 160.0 0.4 1 -1 +o 5 64 0 35 10.0 0.1 2 -1 +o 37 64 1 35 40.0 9.765625E-5 3 -1 +o 0 64 0 35 320.0 0.4 4 -1 diff --git a/electronics/parasitic_switch.png b/electronics/parasitic_switch.png index 2635e9e..b005a1c 100644 Binary files a/electronics/parasitic_switch.png and b/electronics/parasitic_switch.png differ