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Forum: Automated Brewing Forum 07-25-2012, 06:54 PM
Replies: 87
Views: 16,669
Posted By Blauhung
So a few things I am curious about. What...

So a few things I am curious about.

What pumps are you using? I hadn't thought about finding a DC pump, but now that i do, that would be pretty sweet being able to control the pump speed. If...
Forum: Automated Brewing Forum 07-25-2012, 06:36 PM
Replies: 25
Views: 3,471
Posted By Blauhung
I've been using http://fritzing.org/ to do my...

I've been using http://fritzing.org/ to do my layouts. Haven't messed around with the PCB creator yet, but it seems to have some decent functionality at taking your breadboard wires and turning them...
Forum: Electric Brewing 07-19-2012, 07:34 PM
Replies: 36
Views: 4,592
Posted By Blauhung
haha, It's wonderful when the significant other...

haha, It's wonderful when the significant other gives you carte blanche.
Forum: Automated Brewing Forum 07-19-2012, 07:28 PM
Replies: 89
Views: 9,798
Posted By Blauhung
I believe it boils down to "over-engineering is...

I believe it boils down to "over-engineering is fun!"
Forum: Electric Brewing 07-17-2012, 09:30 PM
Replies: 17
Views: 2,493
Posted By Blauhung
With the SSR you linked, yes the heat will stay...

With the SSR you linked, yes the heat will stay in the box but in that case you can probably get away with just puting in a fan blowing on the SSR's and a vent on the other side of the case or some...
Forum: Electric Brewing 07-17-2012, 09:04 PM
Replies: 13
Views: 1,209
Posted By Blauhung
This isn't exactly altering phase angle, it's...

This isn't exactly altering phase angle, it's merely a device that allows you to tune control frequency inline with your source frequency. With a basic PID controller, it's PWM output is coming out...
Forum: Automated Brewing Forum 07-17-2012, 08:39 PM
Replies: 5
Views: 480
Posted By Blauhung
very nice looking! :rockin:

very nice looking! :rockin:
Forum: Automated Brewing Forum 07-17-2012, 08:37 PM
Replies: 89
Views: 9,798
Posted By Blauhung
I've been thinking about fancy ways to do the...

I've been thinking about fancy ways to do the fridge thing with PID. My current thoughts are to toss temp data into an array that covers a fixed time period (say 5 minutes with samples every 30s)...
Forum: Automated Brewing Forum 07-17-2012, 08:13 PM
Replies: 87
Views: 16,669
Posted By Blauhung
exactly, I'm planing on starting out just the...

exactly, I'm planing on starting out just the arduino running a single element at a time and uploading new code each time I need to change a setpoint. GUI and runtime changes in setpoints will come...
Forum: Electric Brewing 07-17-2012, 08:37 AM
Replies: 17
Views: 2,493
Posted By Blauhung
Still getting started myself, but yes that will...

Still getting started myself, but yes that will work... but see other comments below



First, since this is a DYI job, look into getting a 50A GFI breaker to place in front or just after your...
Forum: Automated Brewing Forum 07-17-2012, 07:46 AM
Replies: 64
Views: 10,168
Posted By Blauhung
Just caught this thread and wanted to chime in. ...

Just caught this thread and wanted to chime in. I haven't yet messed with it but I did find this in line 26 the PID_v1.cpp file of the PID library


SampleTime = 100; //default Controller Sample...
Forum: Automated Brewing Forum 07-17-2012, 07:05 AM
Replies: 89
Views: 9,798
Posted By Blauhung
here's the arduino PID library if you want to...

here's the arduino PID library if you want to play around with it. It's actually rather user friendly only hard part really comes in when deciding on the control constants, but that it kinda fun to...
Forum: Automated Brewing Forum 07-17-2012, 06:28 AM
Replies: 87
Views: 16,669
Posted By Blauhung
Right now I'm using Processing...

Right now I'm using Processing (http://processing.org/), which is a Java based graphical programing language, to graph out my data. There's also a good controls library called CP5 for it that...
Forum: Automated Brewing Forum 07-16-2012, 04:03 AM
Replies: 87
Views: 16,669
Posted By Blauhung
Atempting to do something very similar myself. I...

Atempting to do something very similar myself. I have kettles all ready but waiting to gather some more funds and time to do electrical work. I'm developing diagrams for everything right now too so...
Forum: Automated Brewing Forum 07-15-2012, 10:28 PM
Replies: 89
Views: 9,798
Posted By Blauhung
There are a couple of easy ways to do this. ...

There are a couple of easy ways to do this. Easiest would be to emulate a thermostat. Using IF statements you can place bounds on your read temperature and then turn wires on and off using...
Forum: Equipment/Sanitation 02-06-2012, 05:24 AM
Replies: 24
Views: 4,493
Posted By Blauhung
these kinda things are normally used in...

these kinda things are normally used in industrial settings as a centralized steam supply starts being very cost effective and heat efficient at higher heating loads. Steam is also easily reused for...
Forum: Equipment/Sanitation 02-06-2012, 03:00 AM
Replies: 2
Views: 391
Posted By Blauhung
as long as the hot water source you are using is...

as long as the hot water source you are using is hotter than the water you are trying to heat it should work just fine. I'm assuming you aren't just filling your HLT with hot water as you are...
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