??? 02/14/06 00:02 Read: times |
#109887 - DIY Responding to: ???'s previous message |
Work it out - that resistor is ALWAYS going to dissipate something = V^2/R. Make that a happy figure. Then decide, from the RC constant what time you are happy to discharge in.
Iterate a bit - for 10,000uF, we'd let the caps down in about 20 seconds, om 60 Volts. Steve |
Topic | Author | Date |
Discharging capacitors? | 01/01/70 00:00 | |
sorry I missed that.. | 01/01/70 00:00 | |
many versions have been implemented | 01/01/70 00:00 | |
Simplest | 01/01/70 00:00 | |
Alternatively... | 01/01/70 00:00 | |
Switch | 01/01/70 00:00 | |
thankyou | 01/01/70 00:00 | |
Emergency stop | 01/01/70 00:00 | |
Soft start | 01/01/70 00:00 | |
Combine | 01/01/70 00:00 | |
if it has to be done the right wa | 01/01/70 00:00 | |
SPS? | 01/01/70 00:00 | |
if a SPS is a switching power supply - y | 01/01/70 00:00 | |
resistor value ?? | 01/01/70 00:00 | |
DIY | 01/01/70 00:00 | |
Hmm... | 01/01/70 00:00 | |
the crux | 01/01/70 00:00 | |
check current rating of capacitors ... | 01/01/70 00:00 | |
search | 01/01/70 00:00 |