The website address works if you take out the two spaces (before "org" and "stream"). ________________________________ From: Nando <nando37@...> To:...
Greetings, I have a 2m concrete weir on a river, and am thinking about a Powerpal unit. There's challenges with this idea, which I'll get to later. But for...
Greetings, and thank you for all the comments on how I could lift water from a low-head hi-flow weir to augment a stream. I guess I should leave that idea...
Anthony: You are sending individual messages and not keeping the thread, do keep the thread for all to understand what is going on with your system and ideas...
Nando
nando37@...
Apr 3, 2009 11:24 am
11025
Idea! How about a catch basin, or call it what you will, that the siphon dumps into at the water level equal to the lowest level you want in the reservoir so...
Anthony: Why a Siphon ??? Are you complicating the design ?? You say you have a weir that produces a reservoir and you can "siphon" up to 130 l/s There are...
Nando
nando37@...
Apr 3, 2009 8:17 pm
11027
Nando: Yes, I perhaps am complicating issues, but I need to think laterally at this stage. There is a measuring station on the weir. I want to be able to...
Dear Anthony, For your siphon system to work you should have a foot valve at the inlet of the siphon tube, a plug at the dam crest and a valve at the drain...
ERIK: Have you have done a good water volume measurement during the low season ( does the weir supplies such information in a daily or what parameters ?? ). ...
Nando
nando37@...
Apr 6, 2009 6:53 pm
11030
Hi, call me Ishmael. I'm a total amateur at hydro (keep reading for the evidence). I do, however, have a cabin site between two perennial forks of a small...
Howdy all, Can anyone direct me to a website(s) that lists Micro or Small hydro sites that are for sale? Is there a clearing house or publication for people...
Ishmael: Tooooooo much information And the basic problem is : 2 inch ( 50 mm) pipe for 2000 feet (610 meter) penstock ( though you may have a 3 inch pipe...
Nando
nando37@...
Apr 6, 2009 10:57 pm
11033
G'day Ishmael, Some suggestions off the top of my head ... I'd put my money on the increased pipe diameter causing some wild pressure fluctuations ... you've...
Hi: I am looking for micro hydro supplier/system integrator from Malaysia or Singapore. Do you know any? Best regards HM [Non-text portions of this message...
Hydropower In The Eu (SHP STREAMMAP) http://ieea.erba.hu/ieea/page/Page.jsp?op=project_detail&prid=1820 It is interesting that the EU is starting to realise...
I have a concept which can make it possible to build long life(longer charge retaining) battery.This can be used to implement power back up arrangement for all...
Hello folks, I have been asked to provide a solution for 250 l/sec. @ 90 m head sewage urban pipe. We talk about primary sewage in a mountain city, before the...
A paddle wheel made from plastic barrels cut in half, at least 5 across to handle the volume. ... [Non-text portions of this message have been removed]...
Hi Radu, I suppose you would have to filter the effluent through some sort of inclined fixed or moving screen prior to directing the flow to the turbine. Just...
RADUl This is one I would not like to get involved. A simple procedure is to have 2 pipes, one with 80 % of the water volume with filtered semi and solid...
Nando
nando37@...
Apr 9, 2009 2:06 pm
11041
The Town of Avon, Colorado is planning on using waste heat from their sewage processing to melt snow on city streets ... but that's not really what you're...
Dear Radu, The solution is simple and straightforward. The municipal wastewater industry very frequently adopts equipment known as comminutors to disintegrate...
Ricardo Y. Tsukamoto
bioconsu@...
Apr 9, 2009 11:57 pm
11043
Hello Ricardo: Finish the MSW !! The idea of the comminutors is good, it should be used on the pipe for diversion of those solid or semi-solids., to make...
Nando
nando37@...
Apr 10, 2009 9:51 am
11044
Hi Ricardo, Yes, these grinders seem to be the solution for bringing the solid content dimensions under a certain dimension, excellent proposal from your side...
Many thanks Nando, You are right, I must finish the MSW, though I´m not having available spare time... My 15 years experience with raw sewage treatment hint...
Ricardo Y. Tsukamoto
bioconsu@...
Apr 10, 2009 11:18 pm
11046
Fantastic site this ... where else could you get a blow by blow account of the contaminants in sewage? i'm not sure the PAT is the best option .... depends...
Hi Radu, Turbine kind is for other members of the list, as I don´t have experience on it.Yet, as there is a 90 m head, probably the best turbines are the ones...
Ricardo Y. Tsukamoto
bioconsu@...
Apr 11, 2009 11:27 am
11048
Ricardo: Why don't you plan some low time efforts to finish the MSW, like just 30 or 45 minutes a day or 1 or 2 hours after dinner -- do not watch TV. The...
Nando
nando37@...
Apr 12, 2009 7:57 am
11049
Dear All, Does anyone have reference or knows about Test Commissioning Procedure for Minihidro Power Plant and Form Test? I really appreciate if you can share...
Kevin from Energy System and Design, NB Canada www.microhydropower.com I build the machines and am familiar with install work. Hope to help some people on the...
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