David Torrens

icon indicating a website link https://www.torrens.me.uk/blog icon indicating an email [email protected]

icon company Whitchurch Men In Sheds icon location Shropshire, UK icon location Retired Control Systems Engineer who used to maintain Dynamic Positioning Systems on Drill Ships and moved on to reporting their reliability using FMECA.

Results 17 comments of David Torrens

Support PWM to control speed?

I got my Fanshim PWM code to work reliably although it was difficult to find Frequencies/Duty Cycles that worked reliably. BUT I left the R Pi 4 for several weeks...

Broadcast state changes

I would just put an R Pi Zero on the network set to poll periodically and resend wherever wanted.

Ability to read the power usage?

I have written Python scripts that do all sorts of control actions over WiFi using tplink and Tuya devices. Some persistence is needed to crawl up the learning curve but...

Bare minimum example for RPI

@mbobinger A bare minimum PID, in my experience, just uses P and D. The I term can be problematic as anything holding control can make it build up dangerously ....

Patterns update request

Thanks I now have fabric working in a limited way in WSL under Windows 11. Some things either dont work at all or cannot be done in WSL due to...

[Question]: How do I change the OpenAI api key?

I downloaded ffmpeg to a folder and then added the location to the PATH in environmental values the restarted the terminal, (in my case also restarted Visual Studio) However I...

Opening next week note doesn't work

I only use weekly notes and have a template set up that populates the note automatically with a list of the appropriate dates and days for the week. As stated...