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UK diy (uk.d-i-y) For the discussion of all topics related to diy (do-it-yourself) in the UK. All levels of experience and proficency are welcome to join in to ask questions or offer solutions. |
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#1
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Crazy idea number 423
Connect your mains water supply to a generator and get a constant free 150 watts.
-- Please keep your hands off the secretary's reproducing equipment. |
#2
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Crazy idea number 423
Tough Guy no. 1265 wrote:
Connect your mains water supply to a generator and get a constant free 150 watts. Not constant, only when using water. |
#3
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Crazy idea number 423
F Murtz wrote:
Tough Guy no. 1265 wrote: Connect your mains water supply to a generator and get a constant free 150 watts. Not constant, only when using water. He could use water constantly, if you regard generating power from water as "using" it. -- Mike Barnes Cheshire, England |
#4
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Crazy idea number 423
In message , Mike Barnes
writes F Murtz wrote: Tough Guy no. 1265 wrote: Connect your mains water supply to a generator and get a constant free 150 watts. Not constant, only when using water. He could use water constantly, if you regard generating power from water as "using" it. Realistically, though, could it work, for those with high incoming mains water pressure? Obviously not constantly, particularly if metered (!), but could not the incoming main be routed via a dynamo of some type, perhaps to charge batteries which would provide a constant power source? Probably only practical for those home all day (more/regular water usage), but would the power generated be sufficient to make the project worthwhile? Someone here (Tim?) has high water pressure. Project for this weekend? You've got three days, too! :-) -- Graeme |
#5
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Crazy idea number 423
"Tough Guy no. 1265" wrote in message news Connect your mains water supply to a generator and get a constant free 150 watts. Been thought of years ago. Byelaws against it in many areas. |
#6
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Crazy idea number 423
Well, would this not rather reduce the flow rate?. If you had to pump the
water up to a holding tank it would obviously be using up more power than you were generating. also of course, if you were not filling a tank or using water at other times, you would not make any electricity. What you would need is to tap into a main some place so water is more likely to be being used constantly, but I suggest that doing that might just be a little bit illegal. I've often wonder about speaker phones powered by the telephone line voltage. I used to have one that was quite loud, but one I bought more recently from Argos is pretty rubbish on the volume side. However I did notice that one could get enough current legally to trickle charge some batteries of the aa type. Brian -- From the Sofa of Brian Gaff Reply address is active "Tough Guy no. 1265" wrote in message news Connect your mains water supply to a generator and get a constant free 150 watts. -- Please keep your hands off the secretary's reproducing equipment. |
#7
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Crazy idea number 423
I've often wondered if it would be possible to harvest the static one gets
in some houses that gives you a jolt when you touch a radiator or whatever. There is obviously some power there, but it seems its like charging a capacitor up, rather than having any constant current usability. Brian -- From the Sofa of Brian Gaff Reply address is active "News" wrote in message ... In message , Mike Barnes writes F Murtz wrote: Tough Guy no. 1265 wrote: Connect your mains water supply to a generator and get a constant free 150 watts. Not constant, only when using water. He could use water constantly, if you regard generating power from water as "using" it. Realistically, though, could it work, for those with high incoming mains water pressure? Obviously not constantly, particularly if metered (!), but could not the incoming main be routed via a dynamo of some type, perhaps to charge batteries which would provide a constant power source? Probably only practical for those home all day (more/regular water usage), but would the power generated be sufficient to make the project worthwhile? Someone here (Tim?) has high water pressure. Project for this weekend? You've got three days, too! :-) -- Graeme |
#8
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Crazy idea number 423
News wrote:
In message , Mike Barnes writes F Murtz wrote: Tough Guy no. 1265 wrote: Connect your mains water supply to a generator and get a constant free 150 watts. Not constant, only when using water. He could use water constantly, if you regard generating power from water as "using" it. Realistically, though, could it work, for those with high incoming mains water pressure? Obviously not constantly, particularly if metered (!), but could not the incoming main be routed via a dynamo of some type, perhaps to charge batteries which would provide a constant power source? Probably only practical for those home all day (more/regular water usage), but would the power generated be sufficient to make the project worthwhile? Someone here (Tim?) has high water pressure. Project for this weekend? You've got three days, too! :-) pick object=nit High pressure is not necessarily useful. I used to live in an old house where the (static) pressure was very high but the flow rate was miserable, due to small-bore pipes. The power generated would have been truly pathetic. /pick -- Mike Barnes Cheshire, England |
#9
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Crazy idea number 423
In message , Brian Gaff
writes Well, would this not rather reduce the flow rate?. If you had to pump the water up to a holding tank it would obviously be using up more power than you were generating. also of course, if you were not filling a tank or using water at other times, you would not make any electricity. Brian, yes, it would reduce the flow rate, but, if used by those who already have high water pressure, could enough electricity be generated to be useful, if doing so reduced their high pressure to 'normal' pressure, thereby keeping the existing tank system, and sufficient residual water pressure to fill the tank without a pump? Moving on from there, what about other moving water? Could waste water be utilised without reducing the flow too much? A few more volts every time an upstairs toilet/bath/shower was used? -- Graeme |
#10
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Crazy idea number 423
In message , News
writes In message , Mike Barnes writes F Murtz wrote: Tough Guy no. 1265 wrote: Connect your mains water supply to a generator and get a constant free 150 watts. Not constant, only when using water. He could use water constantly, if you regard generating power from water as "using" it. Realistically, though, could it work, for those with high incoming mains water pressure? Obviously not constantly, particularly if metered (!), but could not the incoming main be routed via a dynamo of some type, perhaps to charge batteries which would provide a constant power source? Probably only practical for those home all day (more/regular water usage), but would the power generated be sufficient to make the project worthwhile? Someone here (Tim?) has high water pressure. Project for this weekend? You've got three days, too! :-) Not sure if that is me. You all know how challenging I find mathematics. Starter for 1. Annual consumption around 227cu.m, pressure around 5bar static. Presumably 1bar or so will be needed to overcome local pipe losses and create the draw off flow. I'm not convinced of the *physics* as I don't see energy stored in the supply. -- Tim Lamb |
#11
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Crazy idea number 423
In article ,
Tough Guy no. 1265 wrote: Connect your mains water supply to a generator and get a constant free 150 watts. And if on a water meter, will cost you *far* more than just paying for the electricity. -- *Support bacteria - they're the only culture some people have * Dave Plowman London SW To e-mail, change noise into sound. |
#12
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Crazy idea number 423
On 27/04/2015 17:32, Tough Guy no. 1265 wrote:
Connect your mains water supply to a generator and get a constant free 150 watts. http://www.amazon.co.uk/Light-Shower.../dp/B001UIX4E0 OK, hardly 150 watts, but water powered. Cheers -- Syd |
#13
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Crazy idea number 423
On Tue, 28 Apr 2015 08:28:53 +0100
"Brian Gaff" wrote: I've often wondered if it would be possible to harvest the static one gets in some houses that gives you a jolt when you touch a radiator or whatever. There is obviously some power there, but it seems its like charging a capacitor up, rather than having any constant current usability. Brian We used to have a dog which had fun touching its nose to the back of our knees and watching our reaction as the static discharged and jerked our muscles. -- Davey. |
#14
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Crazy idea number 423
On Mon, 27 Apr 2015 17:32:35 +0100
"Tough Guy no. 1265" wrote: Connect your mains water supply to a generator and get a constant free 150 watts. I've seen some basement emergency pumps that use mains water as the power source, for use during a power outage, but this seems a bit off. http://www.amazon.com/Basepump-750-E...ered+Sump+Pump -- Davey. |
#15
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Crazy idea number 423
In article , Dave Plowman (News) wrote:
In article , Tough Guy no. 1265 wrote: Connect your mains water supply to a generator and get a constant free 150 watts. And if on a water meter, will cost you *far* more than just paying for the electricity. Yes, "constant" would be silly. But if your water was higher pressure than you needed and you were going to have a pressure reducing valve anyway, then putting in a generator upstream that generated electricity when you wanted the water flowing anyway might work, though I doubt it would be economic domestically. The same basic principle is actually used on a larger scale though: http://magazine.good.is/articles/por...-turbine-power "Fast Company points out that, in order to be cost and energy effective, Portland's new power generators must be installed in pipes where water flows downhill, without having to be pumped, as the energy necessary to pump the water would negate the subsequent energy gleaned." |
#16
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Crazy idea number 423
On 28/04/2015 08:15, harryagain wrote:
"Tough Guy no. 1265" wrote in message news Connect your mains water supply to a generator and get a constant free 150 watts. Been thought of years ago. Byelaws against it in many areas. Laws are meaningless to Tough Guy. |
#17
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Crazy idea number 423
On Tue, 28 Apr 2015 08:15:41 +0100, harryagain wrote:
"Tough Guy no. 1265" wrote in message news Connect your mains water supply to a generator and get a constant free 150 watts. Been thought of years ago. Byelaws against it in many areas. Catch me if you can. -- A bleached blonde and a natural blonde were on top of the Empire State Building. How do you tell them apart? The bleached blonde would never throw bread to the helicopters. |
#18
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Crazy idea number 423
On Tue, 28 Apr 2015 17:16:14 +0100, Bod wrote:
On 28/04/2015 08:15, harryagain wrote: "Tough Guy no. 1265" wrote in message news Connect your mains water supply to a generator and get a constant free 150 watts. Been thought of years ago. Byelaws against it in many areas. Laws are meaningless to Tough Guy. It's only illegal if you're caught. I'd say 99% of people break at least one of the following laws: Speeding Smoking marajuana Downloading mp3s -- A bleached blonde and a natural blonde were on top of the Empire State Building. How do you tell them apart? The bleached blonde would never throw bread to the helicopters. |
#19
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Crazy idea number 423
On Tue, 28 Apr 2015 10:55:30 +0100, Dave Plowman (News) wrote:
In article , Tough Guy no. 1265 wrote: Connect your mains water supply to a generator and get a constant free 150 watts. And if on a water meter, will cost you *far* more than just paying for the electricity. I live in a very wet area, there are no meters thankfully. -- A man goes to the Doctor and says "Doctor I think my wife's been dead for two weeks." "Dead for two weeks, how did you work that out?" "Well, the sex is the same but the washing is starting to build up." |
#20
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Crazy idea number 423
On Tue, 28 Apr 2015 11:45:56 +0100, Davey wrote:
On Mon, 27 Apr 2015 17:32:35 +0100 "Tough Guy no. 1265" wrote: Connect your mains water supply to a generator and get a constant free 150 watts. I've seen some basement emergency pumps that use mains water as the power source, for use during a power outage, but this seems a bit off. http://www.amazon.com/Basepump-750-E...ered+Sump+Pump That looks like an excellent product. -- The wife said to me last night "If you turn the bedside lamp off I'll take it up the arse." Maybe I should have waited for the bulb to cool down first. |
#21
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Crazy idea number 423
I doubt there's much power in it at all. You can create statics like that by gently rubbing some plastic sheeting together, without expending much of your energy.
On Tue, 28 Apr 2015 08:28:53 +0100, Brian Gaff wrote: I've often wondered if it would be possible to harvest the static one gets in some houses that gives you a jolt when you touch a radiator or whatever. There is obviously some power there, but it seems its like charging a capacitor up, rather than having any constant current usability. Brian -- A minister gave a talk to the Lions Club on sex. When he got home, he couldn't tell his wife that he had spoken on sex, so he said he had discussed horseback riding with the members. A few days later, she ran into some men at the shopping center and they complimented her on the speech her husband had made. She said, "Yes, I heard. I was surprised about the subject matter, as he's only tried it twice. The first time he got so sore he could hardly walk, and the second time he fell off." |
#22
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Crazy idea number 423
On Tue, 28 Apr 2015 11:26:42 +0100, Syd Rumpo wrote:
On 27/04/2015 17:32, Tough Guy no. 1265 wrote: Connect your mains water supply to a generator and get a constant free 150 watts. http://www.amazon.co.uk/Light-Shower.../dp/B001UIX4E0 OK, hardly 150 watts, but water powered. I can't see the advantage of knowing the water temperature by looking at it. What's wrong with feeling it, much more precise. I guess you could fit them in public showers so people could show off and have a cold shower in front of everyone. -- A Catholic boy in confession says, €śBless me Father, I have sinned, I masturbated while thinking about my sister.€ť €śThat's a disgrace,€ť said the priest, €śespecially when you have two gorgeous younger brothers.€ť |
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