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Search: Posts Made By: rosienej
Forum: DIY Projects 01-16-2013, 11:39 PM
Replies: 76
Views: 22,336
Posted By rosienej
When the mash is circulating, the tubes remain...

When the mash is circulating, the tubes remain roughly at the temp of the exiting liquid, and significantly lower that than the temp of the exiting liquid on the outside of the insulation (I can put...
Forum: DIY Projects 01-10-2013, 03:36 PM
Replies: 11
Views: 2,049
Posted By rosienej
Starting to move on this. To save some money,...

Starting to move on this.
To save some money, I decided to use a band heater (TEMPCO Band Heater, 1600Watts,13.3 amps with a layer of KFLEX insulation) with the existing RIMS heater for the...
Forum: DIY Projects 12-13-2012, 11:52 PM
Replies: 7
Views: 739
Posted By rosienej
McMaster Carr, 4550T141 extreme temp heat tape...

McMaster Carr, 4550T141 extreme temp heat tape gives 626 Watts on 120VAC (5.2 Amps) and costs $73.46

This link might be of use...
Forum: DIY Projects 12-08-2012, 05:48 PM
Replies: 76
Views: 22,336
Posted By rosienej
If you insulate the tubes well, the heat should...

If you insulate the tubes well, the heat should transfer even in a stainless steel tube. The major issue is laminar flow, that is why a spring is used to introduce turbulence into the heating pipe...
Forum: DIY Projects 12-07-2012, 08:43 PM
Replies: 76
Views: 22,336
Posted By rosienej
When I was testing I used Copper, and I still...

When I was testing I used Copper, and I still have one unit. It works fine and would be a good way to go to reduce the cost. You can move the heat tape to stainless tubes later if you want too. ...
Forum: DIY Projects 11-22-2012, 12:31 AM
Replies: 4
Views: 670
Posted By rosienej
This is a fun site (look at the thermal section)....

This is a fun site (look at the thermal section).

http://www.infinitepower.org/calc_watts.htm

There will be a-lot of loss (additional time, maybe never) if you don't insulate.

Using the...
Forum: DIY Projects 11-19-2012, 11:49 PM
Replies: 11
Views: 2,049
Posted By rosienej
The feedback I got, plus talking with a few...

The feedback I got, plus talking with a few engineers, I modified the design:

1) Moved the pump inlets to the bottom of the conical, and one above the level of the trub. Sizing inlets to prevent...
Forum: DIY Projects 11-15-2012, 11:36 AM
Replies: 76
Views: 22,336
Posted By rosienej
Found it.... ...

Found it....
http://www.franklinbrew.org/members/jmag.html
Forum: DIY Projects 11-13-2012, 04:19 PM
Replies: 76
Views: 22,336
Posted By rosienej
Here is one reference: ...

Here is one reference:
http://youtu.be/_l0v5dmHN3k

There are concerns when pumping the "boiling" wort through the external calandria.

Cavitation will occur if you don't get the flow and...
Forum: DIY Projects 11-10-2012, 04:19 PM
Replies: 76
Views: 22,336
Posted By rosienej
The rod is put through the spring and the spring...

The rod is put through the spring and the spring is held in the middle of the tube by the rod as you suggest.

If I add two more tubes to the rims setup to be able to bring the wort to a boil in...
Forum: DIY Projects 11-08-2012, 12:16 AM
Replies: 11
Views: 2,049
Posted By rosienej
Thanks. Got busy, but plan to get back to this...

Thanks. Got busy, but plan to get back to this soon.

Joel
Forum: DIY Projects 10-24-2012, 12:09 AM
Replies: 11
Views: 2,049
Posted By rosienej
Thanks!!! I needed this feedback, and missed the...

Thanks!!! I needed this feedback, and missed the pressure difference entirely. Time for a re(more)think.

Thanks again.
Forum: DIY Projects 10-23-2012, 02:33 AM
Replies: 8
Views: 1,074
Posted By rosienej
If you can inject water back into the well (seems...

If you can inject water back into the well (seems to depend on where you live), you could run a clean water loop from the well and dump the hot return back into the well. The thermal gain of the...
Forum: DIY Projects 10-21-2012, 09:00 PM
Replies: 11
Views: 2,049
Posted By rosienej
I think this is the build. One pump and...

I think this is the build.

One pump and heater for the rims and copper. I should be able to switch the temp sensors and use one PID for the system.

Joel
Forum: DIY Projects 10-19-2012, 04:53 PM
Replies: 8
Views: 1,856
Posted By rosienej
Here is the link to the design: ...

Here is the link to the design:
http://www.homebrewtalk.com/f51/electric-heating-element-rims-eherms-293810/
Forum: DIY Projects 10-18-2012, 09:12 PM
Replies: 8
Views: 1,856
Posted By rosienej
Hello, I did an e-herms using extreme...

Hello,

I did an e-herms using extreme heating tape wrapped around stainless pipes and am having success. In fact I plan to use the same approach for my heater for my copper to bring the wort to a...
Forum: DIY Projects 10-18-2012, 08:56 PM
Replies: 11
Views: 2,049
Posted By rosienej
Here are the calculations.... Roughly: ...

Here are the calculations....

Roughly:
Gallons*(220-Temp_coming_from_mash)/(372*Time)*1000 --> required watts.

for 150 degree water from the mash, we get something like-->
Gallons...
Forum: DIY Projects 10-18-2012, 12:51 PM
Replies: 76
Views: 22,336
Posted By rosienej
As I move to an electric brew kettle, I am going...

As I move to an electric brew kettle, I am going to add two more tubes to this for an external electric Calandria which can bring the wort to a boil, for 5 and 10 gallon batches. I will need to use...
Forum: DIY Projects 10-18-2012, 12:14 PM
Replies: 11
Views: 2,049
Posted By rosienej
Running some numbers, and may move to a external...

Running some numbers, and may move to a external electric Calandria based on the heat tape approach. If I add a parallel stage to the two elements I have for my mash system, I should have about 2400...
Forum: DIY Projects 10-17-2012, 02:39 AM
Replies: 11
Views: 1,019
Posted By rosienej
Thank you. Great idea !!

Thank you. Great idea !!
Forum: DIY Projects 10-17-2012, 02:33 AM
Replies: 11
Views: 1,019
Posted By rosienej
How big of a batch? Cut in half and get a HLT...

How big of a batch? Cut in half and get a HLT and Fermenter (need a top from Toledo Metal Spinning or similar).
Forum: DIY Projects 10-16-2012, 11:21 AM
Replies: 11
Views: 2,049
Posted By rosienej
An update to the design. Any suggestions? ...

An update to the design. Any suggestions?

1) The vent at the top allows for control over evaporation rate
2) Provision for re-circulation during the boil to speed things along
3) centrifuge...
Forum: DIY Projects 10-15-2012, 05:07 PM
Replies: 57
Views: 6,412
Posted By rosienej
Flipped the connectors.... Think is am going...

Flipped the connectors....

Think is am going to mount it on a board and wirewrap the unit to the WiFly unit.... might provide 5 volt regulator on board for other devices.

Plans:
1) will use...
Forum: DIY Projects 10-14-2012, 11:26 PM
Replies: 11
Views: 2,049
Posted By rosienej
For the copper: looking at ...

For the copper: looking at
http://www.toledometalspinning.com/shop/prefab-conical-hoppers-304/14.7conical-hopper-304-stainless-steel/

with the standard top,...
Forum: DIY Projects 10-14-2012, 05:53 PM
Replies: 57
Views: 6,412
Posted By rosienej
Simpler might be better. I am going to glue...

Simpler might be better.

I am going to glue the following parts together and be done with the design. Want to get my conical copper/settling tank done after this one.

Components and planned...
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