2020-10-23 10:29
Can wind turbine blades be recycled melted down or repurposed
Can the operating system be reused Read More
Blog Directory > Blogging Blogs > Green Power Talk blogging Blog >
Green Power Talk Blog
greenpowertalk.org
Tags:
switch
wind
volt
producing watts
remote
alternator
variable pitch
battery
electricity
variable
The discussion forum for all things rewable, green, or sustainable.
2020-10-18 20:11
Hello, i'm a newbie. I am attempting to build a vawt system to create heat. i have a design for a vawt turbine, i have a car alternator that has been rewired so it puts out 3 phase power, it… Read More
2020-10-16 21:47
So after 18 months of flawlessly running my house, My homemade transformer shorted on one of the 240v windings, was dubious of the wire i used originally, so got more out of it than I expe… Read More
2020-10-11 23:18
Any suggestions for how to build a small wind turbine with variable pitch blades?
Even using tiny servo motor on each blade with a tiny solar panel on each blade and wireless control? Or… Read More
2020-10-11 15:14
Hi
I have a 500 watt wind turbine that is only producing 90 watts in high winds. When I used it in February and March it was producing 400 watts. When I used in march the brake was engagin… Read More
2020-10-07 14:25
Hello all,
I am new here and to the wind turbines. So, pardon me if the question is silly.
My set up consists of solar batteries, a pure sine-wave inverter and a retrofit solar module and… Read More
2020-09-08 16:41
For my minor at my university of applied sciences I am designing a sustainable innovative product.
(You could expand the concept with the integration of a wind turbine)
I was wondering if… Read More
2020-09-08 15:34
I think I'm being paranoid a bit but want to double check something. Recently upgraded to a new battery bank and new panels. The old bank still has life left and I have a dual CC from the… Read More
2020-08-31 17:07
Ok, so bear with me. I am learning and preparing to outfit our cabin for off grid use.
I would like to have year round power (cold winters in Canada) so that I can keep my internet satelli… Read More
2020-08-30 15:59
Hi Group
I am a newbie here, i hope it's ok to post questions like this:
I have an interest in playing with “free” / renewable energy ideas, to date I have a few ideas to conve… Read More
2020-08-23 00:05
Hello,
We are a small NGO (Third Millennium Alliance) that has created the Jama-Coaque Reserve in Ecuador’s endangered Choco rainforest. We have a small research station in the reserv… Read More
2020-08-22 15:02
A new discovery from MIT is taking the energy world by storm. This guy in Orlando has been using it for over two years with amazing results.
Most families spend over $2,000 per year on thei… Read More
2020-08-21 09:47
Hi guys
I have a 500 watt wind turbine and a 12 volt battery bank. (3 batteries). On windy days the brakes on my wind mill cut in alot which is bad for turbine apparently. So I want to ord… Read More
2020-08-21 00:58
I finished updating my cabin system with new batteries, 2x345 panels (along with old 315 panels) and an EPever 40amp CC for the new panels. Everything seems to be working well but I’m… Read More
2020-08-16 16:44
Hello doing an investigation for this articles about countries with renewable energy, I have a doubt and it is if apart from the technological possibilities or the environment. In the end, i… Read More
2020-08-04 11:49
Good day!
I'm in the buying market for LiFePo4 lithium-ion batteries. I am planning to buy two 100Ah batteries in the next month and two more next year. I'm told that I can't mix old and… Read More
2020-07-29 14:06
I have a 10' river in front of my house. At 150lbs if I stepped into I would end up 100' out in the ocean with how fast it runs
I have a lot of reading to do but the elevation drop is only… Read More
2020-07-03 18:44
New Member Here. Thank you for your help in advance!
Recently I've started taking care of my parent's home. A few years ago they had a microFIT installed. I don't know much about the progra… Read More
2020-06-30 11:53
Hi All,
I am trying to get a feel for the likelyhood of getting planning permission in the UK for 5kW - 15kW turbines on arable land.
Lets say a 5 acre plot with with 3 turbines. At least… Read More
2020-06-25 22:59
G Labs has built a prototype for an Energy Pole. It's a simple way to utilize wind and solar to have a home based off grid solution. This Energy Pole has deep cell batteries. When the batter… Read More
2020-06-22 16:22
Hello folks, thank you for having a forum for greenhorns like myself. I am technically sound regarding computers, design, and engineering, however without direct instruction I always end up… Read More
2020-06-13 00:44
Hi Rod. My friend has a Grid tied Whisper 500 that is not working.
I have 2 questions for you.
1 the Aurora inverter was replace with a solar grid Xantrex (200 to 400v input) Is this inver… Read More
2020-05-18 21:31
I am looking at a wind generator for home. There is a related thread here but no viable answer.
related thread: https://www.greenpowertalk.org/showt...t=lateral+load
I have found multiple m… Read More
2020-05-13 21:48
Hello
I have quite a good set up now but very new to this
my question is can i use the dump load to power an inverter directly that is also being powered by a battery bank so 2 dc feeds goin… Read More
2020-05-12 20:34
When I was a child, I used to have a fascination with the annual Iditarod dog sled race. I would spend hours reading about the brave athletes, both human and animal, that braved these incred… Read More
2020-05-08 11:54
I'm trying to make a small, magnetic induction generator and I keep failing. I'm a noob at this and would highly appreciate some help.
My first attempt was a simple tube with copper wire ar… Read More
2020-04-27 16:28
Hello i am new here and to wind turbines i am just starting out with a small project.
i would like some help as to whether this set up would work as the theory behind it is it would use the… Read More
2020-04-15 22:08
Getting a Riso low reading and cannot find out what that means.Have checked all my input?output power and they all check.Goes to green and tries to boot up ,but then to red with the Riso low… Read More
2020-04-13 13:17
I have an air gap question and please, somebody please try to help me. I’m working on a generator and I have limited torque (I know what you’re already thinking, but please hear… Read More
2020-04-12 10:42
Is the Canadian solar grid tie inverter compliance standard UL1741/2010/120 or UL1741/2010/208?
I'm commissioning a SunnyBoy 5.0 inverter in a grid tied configuration Read More
2020-04-04 18:01
Hello
I Live in New Zealand and i just bought a property, i got a quote from the power board to bring power onto my place, for about halve the money i can buy a 10 Kw solar system in China… Read More
2020-04-03 23:32
Looking to make my first 12v PMA.
Checking out different sized neo magnets and magnet wire. Will probably end up with a fairly typical 9 coil, 3 phase setup. that seems to be the sweet spot… Read More
2020-03-31 02:41
New member first post!
While i have been stuck home extra time lately i thought itd be a good time to dig through my storage for a suitable motor for a micro hydro project just for experim… Read More
2020-03-29 19:06
Hi
I got a real deal?? on a used 24 volt 270 amp-hr LiFePO4 battery bank, 8 cells 3.2 volts each.
Can anyone recommend a battery management system (BMS) at a reasonable price for this batte… Read More
2020-03-29 18:47
Hi
Does anyone know if there is an inverter repair shop in Ottawa?
Thanks Read More
2020-03-21 15:42
this helps
Power one sun inverter change to wind - YouTube
Power one sun inverter change to wind - YouTube… Read More
2020-03-13 17:48
What would cause two inverters to fail "twice" within 10 yrs.? Installer says it could be a power surge (we have protection) lightning strike (no evidence of scorch or burned connectors etc… Read More
2020-03-08 19:03
Have a power one inverter that I have used from 2012.TYPE OUTD SN627372.The last few days it has started to flash the green light stating grid power low.Finale check at the unit and the DC i… Read More
2020-03-04 15:42
Gents; our ducted wind turbine is performing very well (ductedwind.com). Our issue is the downstream electrical. We have tried several inverters. We are using a ABB wind interface box wit… Read More
2020-03-03 18:54
We have had another winter storm which got the better of the Windspot again. It was over speeding -5800W- showing on the monitor and it shook the tail off. I am hoping to get replacement par… Read More
2020-02-26 15:22
Can anyone explain
what is a TC mark on wind turbine blades
The location of Tc mark in blade
Uses of TC mark Read More
2020-02-25 21:22
Hi
I am looking to purchase an Electrodacus SBMS0 battery management system to balance the cells of my used 24 volts 270 amp-hrs battery bank. The SBMN0 is required to remotely control my o… Read More
2020-02-18 14:02
Im working on wind turbine maintenance optimisation project
I am confused why there is no low pressure alarm when there is a leak in the system
I want to know the position of this pressure… Read More
2020-02-16 19:12
I am a HS STEM teacher. I am going build a HAWT in Andover, MA w/ my students. I intend to document this entire process on this Forum from Soup-to-nuts; I mean the good, the bad and the ugly… Read More
2020-02-11 01:24
Hey, I was wondering if anyone could help me out by taking this short survey. It takes less than 5 minutes.
I just want some feedback on a project for university. I'm trying to design a pr… Read More
2020-02-03 11:02
Hi there,
I am using Tigo TS4-R-O for Optimization, Monitoring and 2017 NEC rapid shutdown compliance.
I was wondering if anyone had a chance to use it and possibly offer some assistance.
Th… Read More
2020-02-01 07:41
Hai im garry
I am working on a wind turbine project and i came across some doubts in the working of emergency circuit
What all the possible reasons when this emergency circuit will be acti… Read More
2020-01-31 20:00
Hi All,
Apologies if there’s anything in this post which sounds wrong, silly, or unlikely – we’re new to the whole arena of solar energy and are looking for some help with… Read More
2020-01-31 11:24
Hai im garry
I am working on wind turbine project and I have few doubts in wind turbine sensors
1. Emergency circuit sensor location, trigger conditions
2. Overspeed protection sensor lo… Read More
2020-01-30 13:05
Hai im garry,
I'm working on a on-shore wind turbine project i have a doubt regarding the following.Working of on-shore wind turbine hub emergency circuit
Possible reasons for it to get tri… Read More
2020-01-27 22:50
Hi
Right now in my 24volt system, I have 4 Kyocera 3amp 12volt 50watt modules(in series
for 48volt) is there a way to increase the array size by adding a couple of Hanwha 310watt
60cell m… Read More
2020-01-27 22:24
Hello
I am new here and just registered a moment ago to ask a question. Hope that's ok :)
I recently got gifted 12 solar panels hanergy SL2-120F. These are 90v and 120w.
I understand tha… Read More
2020-01-26 23:48
hello
did anyone try this mppt wind controller out?
its suppose to be full mppt and have many adjustable parametres
but is it any good?https://www.alibaba.com/product-deta...e1d46e53MPAdv… Read More
2020-01-25 19:25
Hi
My battery terminals are corroded and need cleaning. What is the safest way/sequence to disconnect and reconnect batteries for cleaning? Do I need to cover the PV panels etc, etc.
Also h… Read More
2020-01-12 10:19
Hello, first, a quick summery of my setup. due to mental health issues, financial reasons, and bad credit, i unfortunately still live with my parents. years ago, i aquired an old 29 foot cam… Read More
2020-01-07 16:41
Good day, thank you for the super site!
I have been a lurker for a while and finally got something that I need to ask.
I have an ABB Aurora inverter 3.6 running on a "home-build" water t… Read More
2020-01-01 14:38
Happy New Year everyone!
Can't believe it's 2020 already! Time flies when you're having fun...
I wish everyone lots of renewable energy this year! :cool:
-RoB Read More
2019-12-19 22:33
Hello Wind friends
As you maybe know is the production from wind inverters stopped from the brand Power-One.
This is a , or can be a major problem when your plant is equiped with this invert… Read More
2019-12-11 19:28
Hi,
I am developing a Blockchain solution to track RECs. To test the solution, i would like to have a sample set of Net Meter data for Wind turbines.
Kindly guide me where i could get a s… Read More
2019-12-10 19:22
:bigsmile:Quantum2020 VAWT
"My VAWT, there are many like it, But this one is Mine"
Hello everyone, I am back!
i just want to inform every one that i have restarted my VAWT project with a… Read More
2019-12-08 00:25
This is something I have been considering.
Image 2 of those cube 275 gallon food storage containers, one on a shelf above the other.
The bottom container drains out the bottom to an electr… Read More
2019-12-05 20:42
Hi! I just registered on the site. I have a problem with the configuration of the inverter power curve of my Kliux Zebra vertical axis wind turbines, the inverter is a single-phase GCI-2G-W… Read More
2019-12-02 11:26
For anyone shopping for deals on renewable energy supplies (new battery bank?), I thought it may be worthwhile to start a thread of deals around the world.
I'll start off with our own coun… Read More
2019-11-29 21:48
greetings from Ireland. I have 4 new sksytream machines in the box (marine models from 2009). They have (inverter in necelle ) max grid parameters of 253V AC ... when turbine is generation a… Read More
2019-11-20 12:14
Good day,
May I know the difference between kW/h/kW and capacity factor for wind turbines? Read More
2019-11-17 11:13
Just wondering if this concept would work. Do not want to destroy any equipment if I am completely wrong for thinking this would work. Please share your thoughts.
Attached Thu… Read More
2019-11-07 09:33
What is ocean acidification? Read More
2019-11-05 18:03
Hello, im working on a project with a water wheel, i took a generator of a dissel generator, but when i turn the generator i get no voltage, does the generator have to be at a fixed rpm to p… Read More
2019-11-05 08:00
Hi, I am new to the forum :) and I would like to know you opinion on emission factors data to calculate CO2 equivalent for my company.
I have been using the emission factors from the IEA CO… Read More
2019-11-02 09:24
Can solar panels cause global cooling by converting radiation to electricity rather than the earth/ocean absorbing the heat? Read More
2019-10-31 22:43
Where I can find some online calculator to math this? Can any of yo give some basic concepts? Read More
2019-10-27 19:26
Hi everyone,
Longtime lurker, first time poster :)
I'm working on supplementing my solar system in Patagonia with a 500W wind turbine. There are almost consistent 15 mph+ winds down there… Read More
2019-10-26 00:28
Hi! I am trying to understand wind turbines.
I want to purchase a 2kw wind turbine. What I have found so far is that on average it generates 100-500 Watts on a 3-5m/s wind power. It means i… Read More
2019-10-22 14:21
After almost 4 years of being out of service I finally got my windmill back up and running. First of all it started turning slowly no matter how strong the wind was. I took it to an industri… Read More
2019-10-06 04:08
Once more into the shining breach. It's up and coming. A big field this year, over 50 or so teams.https://www.worldsolarchallenge.org/ Read More
2019-10-01 13:08
Hi everybody,
I would like to have your "expert" opinion on a small generator I would like to buy from Aliexpress:https://nl.aliexpress.com/item/33024...chweb201603_52
I would like to buil… Read More
2019-09-27 16:44
I am in the process of designing a system that does some co-generation of electricity and thermal energy like a lot of power plants do. The electricity will be used to charge the battery on… Read More
2019-09-16 13:47
Hi there
I have a bunch of old golf-cart batteries that I want to recondition to build my own solar installation and when I did some research I keep coming up with a crowd called "EZ batter… Read More
2019-09-05 13:05
Hi,
I am new here. Thanks everyone in advance for your input.
I have a Huaya 5KW fixed pitch turbine on a 65' tower.
I have 2 Aurora 6KW inverters and a resistor with all the safety stuf… Read More
2019-09-01 14:22
If you have a 70's era Aero Power "Starlite" wind generator, I'm here to buy. These units had 6' sitka spruce blades, blade actuated governors (like the later Jakes), belt-driven tranny, rat… Read More
2019-08-26 23:29
Building a 48v stator, 12 coils, ,16 gauge wire. How many turns should I use in the coils, or can I use 16 gauge wire for a 48 volt? I already have 16 gauge wire Read More
2019-08-25 14:25
If you have a Jacobs 1800 watt 32 volt model 45 "short case" I'm here to buy. Ideally, must be in good working order, with good blades, ready to fly. However, I may be open to putting one to… Read More
2019-08-23 21:49
Dear colleagues
as a new member i would like to introduce myself in this new forum that i managed to find to hopefully interact with other diy wind turbine and general renewable energy cre… Read More
2019-08-22 11:52
I installed 4 LG NeON 2 LG380N2T-A5 panels this summer. I selected them because of their density. I have a roof mounted system and wanted about 1,500 watts. I did not have the width for six… Read More
2019-08-21 16:25
My batteries are very accessible at any time. Would it be better to have just enough electrolyte to cover the plates, say 1/4 inch? Or just below the cover. My thinking is that more liqui… Read More
2019-08-14 11:48
Hi everyone,
I'm Mike, 42 years old and I'm from The Netherlands (Europe).
For some years now I want to create a wind powered generator by myself (instead of buying a generator). But after… Read More
2019-08-14 03:59
Hi,
My 800 w wind turbine need too much speed to start.
Start spinning and generate energy.
I guess you would have the same problems..
Lol
Unless you live in windy area.
We live in Isaan, Th… Read More
2019-08-14 02:51
Hi all,
My first post here, new member :-)
We live off grid, in Thailand close to Laos and Cambodia.
Closed connection to the grid is 8km away, and if we want, we have to pay ourselves… Read More
2019-08-09 15:47
Most U.S. manufacturers rate their turbines by the amount of power they can safely produce at particular wind speed, usually chosen between 24 mph or 10.5 m/s and 36 mph or 16 m/s. The follo… Read More
2019-08-06 14:54
Hello!
It has been a long journey but the wind adventure has begun. I have a turbine up and running. Currently has 8.2' blades from CMS Magnets. 4,000W AC Clipper and Classic 250. Now to ge… Read More
2019-08-06 08:54
Hi everyone, Kia Ora from New Zealand.
I've got here a Pacwind Delta 1 Wind Turbine, and hoping someone here might have the Owners Manual for it.
The company got bought out by Wepower and… Read More
2019-07-26 06:14
So before I start talking about watts and volts and the like I want to make sure that I have the concept right. I'm wanting to have either a HAWT or a VAWT. I know that either have some in… Read More
2019-07-22 06:55
For a soil-science research project we have a solarPV system (2.4kWp) mounted on a trailer roof (flat). It is combined with a ~22kWh lead acid battery bank (24V) in the trailer.
A solar com… Read More
2019-07-21 11:02
Is this true? "Good wind sites are often located in remote locations":rolleyes: Read More
2019-06-25 12:04
I have an opportunity to purchase a VSP power generator, the model is the VSP 3500. This unit consists of an inverter (1500 watt), charge controller, and a 230 amp hour lead acid battery. Th… Read More
2019-06-24 14:01
Good morning,
I am brand new to the solar world, I am a plumber not an electrician but I am enjoying my initial foray into this world.
I have an opportunity to purchase a solar generator… Read More
2019-06-23 22:07
Wind, solar, storage and back-up system designer for 100% renewable energy grids and microgrids with 24/7/52 power-on-demand!
Discuss - https://scottishscientist.wordpress....ystem-designer… Read More
2019-06-20 10:16
Good morning,
I live on a farm without electricity and would like to be able to use a low energy fridge that has an output of 60 watts. I have a small solar system with 200 watt panel and a… Read More
2019-06-18 01:29
Hi. New to forum and looking forward to hearing the good, the bad, and the ugly about energy.
I recently moved to a new area, where the Utility Company has a energy buyback program. Anyone… Read More
2019-06-11 13:39
I am inquiring as to whether anyone has information on a 1950's (possibly much earlier) Pelton wheel that I have acquired. This is in the UK.
The only information I have is the plaque stati… Read More
Subscribe to Green Power Talk
Get updates delivered right to your inbox!