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Alternative Energy
Solar, wind, hydro and other non-fossil sources of electricity.
Topics: 409

409 Topics

4652 Posts

Last post Re: Grid tie inverters and HV…
by jonescg View the latest post
Oct 16 2019 2:10am

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Last post

Grid tie inverters and HV battery

Last post by jonescg « Oct 16 2019 2:10am
Replies: 2
by jonescg » Oct 16 2019 1:28am

2 Replies

54 Views

Last post by jonescg
Oct 16 2019 2:10am
Hub Motor Bicycle Generator

Last post by prosodyspeaks « Oct 14 2019 11:14pm

by prosodyspeaks » Oct 14 2019 11:14pm

0 Replies

48 Views

Last post by prosodyspeaks
Oct 14 2019 11:14pm
This section has the wrong name

Last post by robby p « Oct 10 2019 7:52am
Replies: 29
by the e wind » Jul 03 2018 1:43pm
1

2
29 Replies

1889 Views

Last post by robby p
Oct 10 2019 7:52am
Inverter with my Solar system make a noise! why?

Last post by robby p « Oct 10 2019 5:09am
Replies: 9
by General_Lee » Apr 26 2018 7:52am

9 Replies

748 Views

Last post by robby p
Oct 10 2019 5:09am
Need advice about cheap solar panels.

Last post by flat tire « Oct 07 2019 3:04pm
Replies: 1
by billvon » Oct 07 2019 2:25pm

1 Replies

91 Views

Last post by flat tire
Oct 07 2019 3:04pm
Testing large amounts of cells quickly

Last post by BYqSXt8Z « Sep 08 2019 2:54pm
Replies: 16
by BYqSXt8Z » Jul 19 2019 7:35pm

16 Replies

909 Views

Last post by BYqSXt8Z
Sep 08 2019 2:54pm
Question for the Wizzards...why can’t Enphase micro inverters be connected in parallel?

Last post by fechter « Aug 21 2019 9:58pm
Replies: 13
by ecat » Dec 02 2018 2:16am

13 Replies

1414 Views

Last post by fechter
Aug 21 2019 9:58pm
washing machine 12 inch bldc outrunner

Last post by flat tire « Jul 27 2019 1:50am
Replies: 33
by sinisterminique » Jun 15 2019 11:33am
1

2
33 Replies

1507 Views

Last post by flat tire
Jul 27 2019 1:50am
Inverter recommendations, 48V sine wave, no grid tie

Last post by jonescg « Jul 15 2019 10:42pm
Replies: 15
by spinningmagnets » May 23 2019 6:50pm

15 Replies

945 Views

Last post by jonescg
Jul 15 2019 10:42pm
Which BMS for RV Battery Storage

Last post by zoidbaer « Jul 15 2019 10:20am

by zoidbaer » Jul 15 2019 10:20am

0 Replies

290 Views

Last post by zoidbaer
Jul 15 2019 10:20am
Revolutionary Air Conditioner!

Last post by Sunder « Jul 05 2019 7:50pm
Replies: 7
by regmeister » Jul 04 2019 10:28pm

7 Replies

574 Views

Last post by Sunder
Jul 05 2019 7:50pm
I bit the bullet - Grid Tie Backup Solar Coming Soon

Last post by Sunder « Jul 04 2019 11:35pm
Replies: 2
by Sunder » Jul 04 2019 8:52pm

2 Replies

170 Views

Last post by Sunder
Jul 04 2019 11:35pm
Liquid Fuels Made By Sunlight

Last post by Dauntless « Jun 26 2019 11:51am
Replies: 14
by Kingfish » Dec 26 2010 12:10pm

14 Replies

1674 Views

Last post by Dauntless
Jun 26 2019 11:51am
Build a 5m rotor diameter

Last post by mettleramiel « Jun 15 2019 11:50pm
Replies: 11
by jlcortex » Jun 09 2019 6:25am

11 Replies

697 Views

Last post by mettleramiel
Jun 15 2019 11:50pm
How much power to field coils?

Last post by Rogan63 « Jun 03 2019 1:23am
Replies: 24
by charlesv842 » Nov 16 2018 11:44am

24 Replies

1911 Views

Last post by Rogan63
Jun 03 2019 1:23am
whats best way to test solar cell

Last post by Motofox « May 29 2019 11:46am
Replies: 4
by Motofox » May 26 2019 5:45am

4 Replies

365 Views

Last post by Motofox
May 29 2019 11:46am
Solar Well Pump

Last post by TPA « Apr 16 2019 12:34pm
Replies: 6
by TPA » Mar 25 2019 3:55pm

6 Replies

784 Views

Last post by TPA
Apr 16 2019 12:34pm
Energy storage

Last post by jhaz6471 « Apr 14 2019 11:10am
Replies: 12
by unklegrumpknee » Mar 14 2019 8:29am

12 Replies

977 Views

Last post by jhaz6471
Apr 14 2019 11:10am
Using an old car alternator to generate electricity...

Last post by amberwolf « Feb 28 2019 3:35am
Replies: 30
by RebelRider.Mike » Oct 24 2017 12:47pm
1

2
30 Replies

25173 Views

Last post by amberwolf
Feb 28 2019 3:35am
mpt-7210a solar boost charger (is mine broken)

Last post by jimmyhackers « Feb 21 2019 11:55am
Replies: 7
by jimmyhackers » Aug 04 2018 10:04am

7 Replies

1456 Views

Last post by jimmyhackers
Feb 21 2019 11:55am
Help converting an RV house battery to lithium

Last post by Voltron « Feb 16 2019 8:08pm
Replies: 11
by Hwy89 » Nov 02 2018 2:01am

11 Replies

1387 Views

Last post by Voltron
Feb 16 2019 8:08pm
can Enphase micro solar inverters be made to provide emergency power?

Last post by nicobie « Feb 07 2019 6:29pm
Replies: 2
by nicobie » Feb 07 2019 3:38pm

2 Replies

519 Views

Last post by nicobie
Feb 07 2019 6:29pm
sodium / sulphur batteries for solar storage

Last post by cricketo « Feb 07 2019 10:47am
Replies: 18
by spinningmagnets » Feb 04 2019 12:48am

18 Replies

1085 Views

Last post by cricketo
Feb 07 2019 10:47am
EPEVER MPPT 20A 2215 fuses blown and short circuit

Last post by porrascarlos80 « Jan 30 2019 3:09pm
Replies: 2
by porrascarlos80 » Jan 30 2019 6:36am

2 Replies

407 Views

Last post by porrascarlos80
Jan 30 2019 3:09pm
Electric Flag.

Last post by APL « Jan 16 2019 6:12pm
Replies: 10
by APL » Jan 07 2019 10:05pm

10 Replies

955 Views

Last post by APL
Jan 16 2019 6:12pm
Forever running magnet motor?

Last post by APL « Jan 08 2019 7:08pm
Replies: 77
by Jan Christian » Dec 14 2014 10:30pm
1

2

3

4
77 Replies

11233 Views

Last post by APL
Jan 08 2019 7:08pm
solar CC with motor generator?

Last post by amberwolf « Dec 29 2018 10:36pm
Replies: 5
by charlesv842 » Dec 28 2018 6:11pm

5 Replies

631 Views

Last post by amberwolf
Dec 29 2018 10:36pm
Off grid inverter used on grid

Last post by billvon « Dec 20 2018 12:33pm
Replies: 7
by Thrillhouse » Dec 15 2018 9:17pm

7 Replies

761 Views

Last post by billvon
Dec 20 2018 12:33pm
Climate warming = more solar/storage

Last post by cricketo « Oct 30 2018 9:43am
Replies: 27
by billvon » Oct 15 2018 12:38pm
1

2
27 Replies

1826 Views

Last post by cricketo
Oct 30 2018 9:43am
My DIY battery storage system

Last post by jonescg « Oct 02 2018 2:06am
Replies: 33
by jonescg » Sep 04 2017 9:30am
1

2
33 Replies

5729 Views

Last post by jonescg
Oct 02 2018 2:06am
The Truth About Solar (11 mins. YT vid...)

Last post by LockH « Sep 27 2018 8:29pm

by LockH » Sep 27 2018 8:29pm

0 Replies

537 Views

Last post by LockH
Sep 27 2018 8:29pm
We don't need no stinking charge controller!

Last post by craneplaneguy « Sep 12 2018 8:12am
Replies: 4
by craneplaneguy » Aug 27 2018 3:09pm

4 Replies

810 Views

Last post by craneplaneguy
Sep 12 2018 8:12am
Series Connected FLA's not Charging Uniformally

Last post by gogo « Sep 04 2018 6:29pm
Replies: 6
by Papa » Sep 01 2018 4:16pm

6 Replies

717 Views

Last post by gogo
Sep 04 2018 6:29pm
flexible panels.....anyone taken one apart?

Last post by jimmyhackers « Aug 28 2018 2:20pm
Replies: 1
by jimmyhackers » Aug 18 2018 3:46pm

1 Replies

496 Views

Last post by jimmyhackers
Aug 28 2018 2:20pm
solar battery advice needed.

Last post by craneplaneguy « Aug 17 2018 2:46pm
Replies: 28
by jimmyhackers » May 03 2018 4:38am
1

2
28 Replies

2419 Views

Last post by craneplaneguy
Aug 17 2018 2:46pm
Mobile E-Bike Charging Station

Last post by Hwy89 « Aug 11 2018 3:22pm
Replies: 6
by the e wind » Jul 03 2018 4:01pm

6 Replies

1013 Views

Last post by Hwy89
Aug 11 2018 3:22pm
increase static solar panel efficiency/output?

Last post by jimmyhackers « Aug 04 2018 9:50am
Replies: 16
by jimmyhackers » May 25 2018 8:08pm

16 Replies

1369 Views

Last post by jimmyhackers
Aug 04 2018 9:50am
Electronic load testing - Nickel Metal Hydride batteries - Energy storage

Last post by Punx0r « Jul 04 2018 3:34am
Replies: 1
by Aljude95 » Jul 03 2018 7:24pm

1 Replies

458 Views

Last post by Punx0r
Jul 04 2018 3:34am
3D printed DIY 2-axis solar tracker

Last post by amberwolf « Jul 03 2018 11:20pm
Replies: 3
by spinningmagnets » Jul 03 2018 5:58am

3 Replies

721 Views

Last post by amberwolf
Jul 03 2018 11:20pm
Looking into small DIY wind turbines.

Last post by craneplaneguy « Jun 28 2018 11:35pm
Replies: 5
by RebelRider.Mike » Jun 26 2018 8:53pm

5 Replies

801 Views

Last post by craneplaneguy
Jun 28 2018 11:35pm
Liquid Metal Battery for grid storage/solar time-shift

Last post by Hillhater « Jun 21 2018 6:49pm
Replies: 6
by spinningmagnets » Jun 18 2018 6:26pm

6 Replies

937 Views

Last post by Hillhater
Jun 21 2018 6:49pm
Windturbine: 6X More Efficient and Much Cheaper

Last post by LockH « Jun 19 2018 2:40pm
Replies: 26
by Joseph C. » Feb 13 2014 5:48pm
1

2
26 Replies

4882 Views

Last post by LockH
Jun 19 2018 2:40pm
One big ass pole mount array

Last post by Hillhater « May 16 2018 6:12pm
Replies: 6
by craneplaneguy » May 14 2018 10:02pm

6 Replies

907 Views

Last post by Hillhater
May 16 2018 6:12pm
6960 watts going down the road

Last post by unklegrumpknee « May 16 2018 7:11am
Replies: 7
by craneplaneguy » Apr 16 2017 5:15pm

7 Replies

1535 Views

Last post by unklegrumpknee
May 16 2018 7:11am
Cell Tower Batteries- Info

Last post by ak.pedal « May 08 2018 2:47am
Replies: 6
by ak.pedal » Apr 11 2018 1:30pm

6 Replies

1038 Views

Last post by ak.pedal
May 08 2018 2:47am
Solar brushless DC Evaporative cooler.

Last post by fechter « Apr 29 2018 10:01am
Replies: 13
by wineboyrider » Apr 14 2018 8:52pm

13 Replies

1367 Views

Last post by fechter
Apr 29 2018 10:01am
Biomass to Fuel?

Last post by Punx0r « Apr 27 2018 1:25pm
Replies: 20
by sydeskater » Apr 21 2018 8:59am

20 Replies

1540 Views

Last post by Punx0r
Apr 27 2018 1:25pm
4S LiFePO4 as a 12V system

Last post by parabellum « Apr 22 2018 7:09pm
Replies: 16
by spinningmagnets » Feb 10 2018 9:31am

16 Replies

4148 Views

Last post by parabellum
Apr 22 2018 7:09pm
An off-grid install in the city

Last post by marcexec « Apr 19 2018 5:47am
Replies: 18
by jonescg » Mar 03 2018 7:06am

18 Replies

2257 Views

Last post by marcexec
Apr 19 2018 5:47am
Robotic farming, diy? solar indoor / outdoor

Last post by efMX Trials Electric Freeride « Apr 05 2018 11:00pm

by efMX Trials Electric Freeride » Apr 05 2018 11:00pm

0 Replies

657 Views

Last post by efMX Trials Electric Freeride
Apr 05 2018 11:00pm

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