I have a potential micro hydro site in central New Hampshire. The particulars of my site are: a 40'± head, a flow rate between 20 GPM and 100 GPM, and a...
Chip: Please report what you call good advice and what you think or you plan to use and why. It is best for you to inform so you clear any point that could be...
Nando
nando37@...
Mar 1, 2005 9:51 pm
5656
Hi Chip, I'm in Orford NH (about a 50 min drive from you) and have been generating power since 1983 via my hydro plant......would be happy to share my...
I have a site that looks very similar to the photos in the folder labeled Tennessee, on this site. I too, am in Tennessee & would like to contact the owner of...
Chip Do you live on this property or is this a camp of some kind. Does it have commercial power? Why do you want to do this? I have lived with off grid hydro ...
Nando, The best advice I've gotten thus far is from you,, on a different site. The following is what you wrote: { I DO NOT SUGGEST A PELTON, a Vertical Turgo...
Chip: Pelton not good for 40 feet ( 12 meters) head. The head is low making the Pelton in-efficient With the banki and 20 GPM ( 1.26 liter/second) You need a...
Nando
nando37@...
Mar 2, 2005 8:14 pm
5661
G'day, I am moving to a property in northern New South Wales in Australia that has a 50m waterfall with a minimum water flow in excess of 3.5 litre / second....
Dear all I need to find out the time constant range for Servomotors used for small hydro power plants.The transfer function of which goes like this: = [( 1+...
David: More info is needed, like RPM of the generator, the peripheral velocity of the Turbine is around 31 feet/sec (9.5 meter/sec.) For direct Turbine...
Nando
nando37@...
Mar 4, 2005 6:03 pm
5665
... Graeme, I am familiar with the Platypus Power turbine (although not the particular model you mention), the Trucharge range of battery chargers and...
Max Enfield
max@...
Mar 5, 2005 6:52 pm
5666
Max: Indeed, you were right to the point and faster than me. 12 Volts based systems are TOO limited in scope. 48 volts should be the minimum that one should...
Nando
nando37@...
Mar 5, 2005 9:34 pm
5667
Dear group, See the message by Ken below. Responses to him directly at probsolver@..., cc to the group when relevant. Best regards, Wim Klunne group...
Dear group, Please see the message by Hans Maas below. Reactions to him directly at jtmaas@..., c.c. to the group when relevant. Kind regards, Wim Klunne...
... the best person to help with this is usually Nigel Smith <Nsmithscs@...>. But he mostly works with hydro powered systems (constant power) and 3-phase...
Thanks to Max and Nando for their comments. I went with 12v as that is what I know and being an Amateur radio operator I have a bit of 12v gear. Based on the...
Hello Ken, A rough calculation shows the opportunity to get ~150 kW output power, using a Kaplan or propellor turbine. However, the discharge of a waste water...
Dear all, I would appreciate if somebody could tell me what will be the capacitor required for an induction motor to be run as a generator with rating as...
Radu: Please present the calculations for you to say that there is the opportunity to get ~ 150 KW 6 feet and 40,000 GPM Regards Nando ... From: "Radu Babau -...
Nando
nando37@...
Mar 8, 2005 8:39 am
5675
Hello Nando, Seems that you work when I sleep and vice-versa. However, this does not bring any excuse to my bad typing skills. So, it was meant to be ~50 kW,...
I think 40000 gpm is 3 cumec, which at 1.8 metres gives about 53 kw gross or about 35 kw electrical not 150 kw. Rupert ... From: Nando...
Evans Engineering
re@...
Mar 8, 2005 12:33 pm
5677
SARSING: Since it seems that you are in India, I will say that your frequency is 50 HZ, also, you did not include PF of the motor, or if STAR or DELTA ...
Nando
nando37@...
Mar 8, 2005 12:39 pm
5678
Well the requestor is not in UK influenced land , the gallon is 3.78 liters for him, Still a bit too to high. He is American or, for many, Gringo Nando ... ...
Nando
nando37@...
Mar 8, 2005 5:20 pm
5679
Hi Since Archimedes screws are used to pump waste water the opposite way (produce energy) will work as well. with 6 feet (about 2m) and 40000(us)gpm (about ...
I have a relatively small stream with normal flow of around 1000 cubic ft/min. I can only develop a maximum of 7 ft head. There are times when this stream...
What is your name ?. The expenses of one doe not correlate with your site, especially when very little information is given. For your site a good description...
Nando
nando37@...
Mar 13, 2005 8:26 pm
5682
Howdy all, new to the list, been lurking a bit but I have some questions. How can I measure the flow of my stream? My section of the stream rarely floods more...
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