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The discussion forum for all things rewable, green, or sustainable.
2024-02-20 14:55
I'm posting this on behalf of Henry (see below), he sent is as a PM but intended to post in this section: Hi friends, I am new member Jindrich Plch (Henry) looking for up to 35 micro inve… Read More
2024-02-04 21:04
I stumbled upon a new and complete Ventera VT-10 wind turbine with 60’ monopole. In order to allow grid tie interconnection and permits, I would need to submit documentation about the… Read More
2024-01-26 20:05
Hi all. I've a 3kw Bornay wind turbine (2 blade, 4 meter diameter) that runs through an old Aurora 3600 (the black one) with an Aurora wind interface, which were originally supplied with the… Read More
2024-01-15 01:07
After living off grid for 10 years I’ve decided to switch to net metering and no longer need my off grid equipment. I also have 16 rolls 400 AM s-530 batteries involved in sell. Batter… Read More
2024-01-12 10:14
Hi Peeps, long time since I visited, does anyone know how to alter the dump voltage on a wind interface. It isn't covered in the manual but ABB did issue a paper some years back with instru… Read More
2023-11-24 23:02
https://theconversation.com/the-worl...ic-cars-213870 Quote: The world’s 280 million electric bikes and mopeds are cutting demand for oil far more than electric car… Read More
2023-11-23 16:11
I am an Indian inventor. For a long time, I am continuing personal research about a theoretical machine that can extract atmospheric heat and convert that into useful power. Recently, while… Read More
2023-10-15 23:34
Well, here it is again. Comes round pretty quick these days.https://worldsolarchallenge.org/ I shall be interested in the "Cruiser Class".https://worldsolarchallenge.org/even.../cruiser_cl… Read More
2023-10-14 16:55
Anyone here into human power? I'm currently into some bicycle experiments but my interests are really about any human power. I'd like to publish my findings and apply them to things like c… Read More
2023-09-25 19:52
Hi, I have an off grid cottage with 3.6kW on the roof. Unfortunately the surrounding forest is limiting my solar access. To remedy this, I plan to add 4kW on a 20 ft high rack about 130 m f… Read More
2023-09-24 20:53
I have an aurora 6000 inverter which is connected to a 6kw proven/sd wind turbine. I have configured a power curve but the inverter is not following the power curve. The symptoms are that t… Read More
2023-07-16 15:50
I need some advice/help. My Victron Multiplus 3000w 24v had been working fine for the past 2 years. When I leave my cabin I turn the Victron off along with the breaker between the Victron a… Read More
2023-06-24 04:03
Hello. How do you deal with balancing the blades of wind turbines. Maybe the causes of vibrations are different Read More
2023-06-05 16:39
Anyone on here know how the IESO handles repowering of the micro fit installed systems? I have a system we are removing temporarily to do reroofing, and an installer we are speaking to is… Read More
2023-05-27 13:34
Wondering if are permits required for all cities in Ontario in order to put solar collectors on a garages roof. Here in st catharines the fee is around 1000$ plus a structural engineer to ce… Read More
Australian Icon Could Save The World
2023-03-31 22:45
https://www.solarquotes.com.au/blog/...eries/#respond Iconic Australian breakfast spread could save the world. Remember you saw it here first. A plate full of home made sodium-ion batteri… Read More
2023-03-09 03:13
As mentioned in another thread, I had the batteries in my electric scooter replaced (into their 10th year). I chatted with the bloke who fitted the batteries about recycling or reusing the… Read More
2023-01-29 21:25
Hello, I was to make conversion on Daewoo Matiz to electric. EV work on 48V 16s CATL battery,302A, with Daly BMS 300A. Everything was ok since have trouble with battery. When its start char… Read More
2022-11-27 20:55
Hi, I have a 10kW PV roof mounted system installed in 2015. I just discovered that the glass of one panel is shattered, like a car windscreen shatters. I believe the panels are made by Samsu… Read More
2022-08-02 10:17
NEWBIE here. I have a 10 year old solar PV installation which is working well. 10 years ago when very keen I monitored the output power using the RS485 link and the Aurora supplied software… Read More
2022-07-26 14:31
Hey Rob, Tell us the story behind this one: https://www.solacity.com/product/pho...h-5kw-120-48v/ Your site mentions it is not CSA/UL listed. Really curious how it ended up in your shop!… Read More
2022-06-12 09:16
Hi everyone, new here, My name is Archer. I love to study vertical axis wind turbines(VAWTs) and I found that it has a lot of problems that make it unsuccessful. I did some experiments to… Read More
2022-05-14 14:43
I am in the first stages of designing my ground mount DIY solar system. I live in Ontario and have made the application to Hydro One for net metering approval. In the meantime I am looking… Read More
2022-05-13 20:34
To begin with, I should explain that my knowledge of solar power is limited but, out of necessity, I am trying to learn. Four years ago my wife and I purchased a small farm in Costa Rica, of… Read More
2022-04-25 07:36
Hi i would like some advice on what the best voltage setting is for my charge controllers. I have 24 2 volt AGM batteries 1000 a/h in series on the batteries is : cycle use 2.43 - 2… Read More
2022-03-03 09:59
Hi, Just wondering if anyone has tried it before or what are your opinions for directly connecting a variable resistor bank to the output terminals of an MPPT controller? In this scenario… Read More
2022-02-17 19:14
Hi chaps, my Aurora 3.6kW wind inverter has just developed a GFI riso fault does it just refer to an earth fault on the DC side? my turbine seems to be generating AC wild OK. Cheers, Paul Read More
2022-01-28 01:40
Hi friends, I like to design a axial flux generator 24v 500rpm 500w I need the details of how much magnet used how many coils used. Coil no of turns. Coil thicknesses all information how to… Read More
2022-01-07 12:04
Hi, I recently went into wind turbine as a project and I ordered a chinese wind turbine generators with charge controller. Generator Ratings: Rated Voltage: 240Vac Rated Power: 1kW Rat… Read More
2021-11-30 16:46
Hi Peeps, it's been a while since I was on here for sure. So long in fact that I've forgotten how to use the Aurora Installer software :o Anyway after much messing about installing it onto… Read More
2021-11-05 00:02
Hello everyone, I am a new member, as the title suggests, and have numerous questions regarding setting up and wiring my solar equipment. Is this the proper forum to use ? Read More
2021-11-02 13:54
Hello to all I would like to build a photovoltaic and wind system with storage for my home! can anyone recommend me an inverter capable of managing everything? entrance for: - wind power… Read More
2021-10-25 14:56
Hello. I'm new here, and I hope to find lots of useful info. As for this thread, how does one obtain data to calculate average annual wind speed for a specific location ? I'd like to instal… Read More
2021-10-16 03:52
I'm a handy kind of guy and very comfortable with electrical wiring. Is there a manual or a resource on the web that summarises all of the regulations specific to the installation of solar s… Read More
2021-09-30 02:32
Hello, I have replaced my old flooded lead acid batteries with new sealed lead acid batteries this year and I'm looking to recycle old flooded lead acid batteries. Where can I bring the ol… Read More
2021-09-19 14:22
Hi all, I have a unique and interesting opportunity that I am pondering. I have a rural property in southern MB with an 80’ free-standing antenna tower used by a local wireless Inter… Read More
2021-09-15 12:32
ok look heres the story. my wife and i lost everything in a fire trying to rebuild with only 29grand most of which is spent. we have been living off a 8125peak w generator with 6500running… Read More
2021-09-09 04:43
This EE claims, on a life cycle $/KWH basis, that in spite of the higher purchase cost of Li vs LA, the cost of Li batteries is much lower than LA AGMs and even lower than FLA batteries. Eg… Read More
2021-08-26 22:56
Guys and gals I have 2 240 watt canadian solar panels. One 2000 watt inverter. 2 100 amp hour batteries and one 90 amp hour battery. These are all wet lead acid. This is all set up in series… Read More
2021-08-18 17:44
BougeRV 170W solar panel x 2 Model: DSM-170W Peak Power: 170W Max V (Vmp): 19.01v Open Circuit V (Voc): 22.5v Max Current: (imp): 8.91A Short Circuit Current (Isc): 9.44A Dime… Read More
2021-08-18 17:43
excellent condition Max Solar Panel input: 150v Max Charge controller battery Amperage: 70 Amps Bluetooth connectively Also, Victron VE direct communication porthttps://www.victronenergy… Read More
2021-07-29 04:00
I've recently purchased a solar fridge and plan to run it directly from my MPPT controller at 24 vdc to the fridge, I've got about a 70 foot run. I keep reading that it's better to use stra… Read More
2021-07-23 00:47
I’ve been trying to configure the EPEver XTRA4215N so the load circuit runs 24/7 to power a small circuit with a couple of cameras and motion sensors. Aim is to keep these operating wi… Read More
2021-07-06 10:29
Hi all, has anyone found a Canadian distributor of battery management systems for lithium iron phosphate battery cells? I didn't have any luck with the Daly BMS I purchased along w the raw… Read More
2021-06-17 15:05
Hi guy, My name is Orin, I'm very new to the green movement but very electrically inclined, as I build custom fire apparatuses. I had an idea to utilize city hydrant pressure for recovery o… Read More
2021-06-01 02:22
Greetings. This is my first post and my first venture into hydroelectric power. I'm wondering if there is a mini or micro turbine available (that works) that could be hung off a small sail… Read More
2021-05-23 12:26
Hello. I have studied fluid dynamics for years and have been in the green energy industry for two decades i have seen many attempts to achieve what i believe is the first viable process to b… Read More
2021-05-13 13:21
ust joined the site, full of fantastic information. We are currently working on a Huaying HY5-AD5.6 Wind turbine in terms of re-build etc. Tried but cant get any information from the manufac… Read More
2021-05-02 14:30
Hello Folks I hav a new turbine on the boat from China to Holland does anyone of you have expierence with this turbine ? 10 kw with variable pitch looks good so we ordered one to test s… Read More
2021-04-30 00:32
Hi everyone I'm new member here. Few years ago I had some time and was thinking what can be done to balance CO2 emissions on planet generally, for a bit. Human habits are very hard to c… Read More
2021-04-17 22:37
Hello everybody ! Anyone have test a grid tie inverter on an off grid installation ? I have an off grid 48v solar pannel installation with a wind turbine controler which charge battery too… Read More
2021-04-01 21:13
Hi Rob and all, thanks for letting me join your forum. I've been spending many enjoyable hours reading and learning from the many interesting threads here. I'm starting to plan / engineer… Read More
2021-03-13 06:20
Hello. Thank you for helping to reactivate my Aurora 3.6 inverter. The fun with photovoltaics ends on the tracker I am building. I always wanted to have a wind farm working properly and sinc… Read More
2021-03-10 00:39
I have a 440 sq ft shack. Weekend use. Propane heated. No electricity. No well. I will end up getting a Honda EU2200i for powering tools but do not want the noise of a gas machine for the o… Read More
2021-03-07 13:54
I'm on a search for some late '70's-early '80's Arco Solar panels. The 16-2000 or M-51 model featured the "round" solar cell, in 32-33 staggered cell formation. I’m looking for complet… Read More
2021-02-18 13:14
Hi, I'm new to this but weighing up options for a more sustainable (and cheaper) option for our heating needs. I'm in the UK and our current set up is a traditional gas combi boiler that s… Read More
2021-02-14 13:55
Hello. I am looking for some information about wind power use. I have not been able to get any good answeres from Google.* * I have bought a 9000w (that's per day I imagine) wind turbine (c… Read More
2021-01-13 16:57
Do people have insight into the new Flower Turbines? https://flowerturbines.com/technology/ Yes, vertical axis turbines have problems, but this seems to address them. They are being a… Read More
2021-01-12 21:52
Hi there - looking to get a small 1-to-3 panel (10 W ea.) system for the roof of my daughter's playhouse to help her get excited about solar (and to provide some power to some LEDs around th… Read More
2021-01-11 16:06
Hi everyone I'm looking for opinions on these bio ethanol fireplaces.Regal Flame Indoor Lenox 54″ Ventless Built in Recessed Bio Ethanol Wall Mounted Fireplace Do you think its a goo… Read More
2020-12-27 19:39
For smaller wind turbines to work well, I assume they need to work with gusty wind that you are more likely to have at a low level. This has probably not been a priority with wind turbine d… Read More
2020-12-21 10:25
Hello everyone, I'm new in this group and I'm really enthusiast about the future of solar electricity, I think that their market share will grow considerably in the next decade, with the awa… Read More
2020-12-14 17:37
Join in an initiative to explore the intersection of disruptive technologies such as cyber-security, smart cities, and artificial intelligence, and the future of work within the Energy indus… Read More
2020-12-14 17:36
Join in an initiative to explore the intersection of disruptive technologies such as cyber-security, smart cities, and artificial intelligence, and the future of work within the Energy indus… Read More
2020-12-14 17:34
Join in an initiative to explore the intersection of disruptive technologies such as cyber-security, smart cities, and artificial intelligence, and the future of work within the Energy indus… Read More
2020-12-01 20:28
I have 10 panels in series going into a grid tie inverter.My problem is they are producing to many volts for this inverter(MSV 570V)My ? is can I make some of these panels parallel to be abl… Read More
2020-11-29 21:17
Does anyone have plans or know a considerable amount about linear generators? I'm interested in building one but can't find any detailed information on them Read More
2020-11-29 18:31
Hi, Me and my bachelor project group are currently working on a vertical axis wind turbine for highways. Being the installation in a windy place, we count on harvesting both the natural win… Read More
2020-11-06 21:33
Good day all I have 12 of the above batteries they were pulled from a solar system at our cottage. When I measured them in parallel I had a voltage of 3.9 V DC. I pulled them all apart so no… Read More
2020-10-26 00:09
I have always done my residential electrical work myself (with permit + inspection). Never had any problems. Now planning a net metering install, and I have some questions specifically with… Read More
2020-10-25 21:07
Hi y'all. Have a small stream on my place, I estimate 10-15 gpm and 20 or so feet of head. The elevation drop is over a long distance. I was wondering if it would eliminate friction loss if… Read More
2020-10-23 10:29
Can wind turbine blades be recycled melted down or repurposed Can the operating system be reused Read More

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