How To Build A Solar Panel – Part 9

Watch in HD Watch The First Part of This Project First At: www.youtube.com Visit Solar Tech Town for the full video: www.solartechtown.com Links To Where To Buy Items SunForce Charge Controller (cheaper version): www.northerntool.com SunForce Charge Controller (one seen in the video): cgi.ebay.com Deep Cycle Battery (you need a “deep cycle” battery): www.autozone.com Whistler 400 Watt Inverter: www.walmart.com

25 Comments Post a Comment
  1. TheAksumite says:

    Hey its me again with more questions. Can you tell me how many batteries I can put on solar panels and wind turbines. Is two ok?

  2. shartne says:

    wow thanks for making this series of videos it has helped me to understand how to build a solar panel and also how to hook it up to a deep cycle battery and a 110 converter. I wonder how much these cell cost each and where can I buy these cells at? May be I could start making these until I get enough of these to power my whole house. About how many of these do I need to power my whole house, batterys and pannels? would I hook them all together or just use them seperately.

  3. Is the blocking diode the same as a charge regulator???

  4. gcdrummer02 says:

    You can also use something called a “Grid Tie Inverter”. This will allow you to hook your panels directly to the power system for you entire house. Unless you produce more power than you consume, You shouldn’t need to get a different electrical meter.

  5. birdwing98 says:

    Look for a DEEP CYCLE or DEEP DISCHARGE battery. A DUAL PURPOSE battery includes deep cycle and starting functions. I don’ t think we need starting do we? Better to put all the money toward storage capacity and long life with many cycles.

  6. zerodegrees8 says:

    heh about 2 hours with a 60 watt light… i use my laptop at camp on a smaller marine battery with a 700 watt inverter with a light on and my laptop is 135 watts… last alot longer then 2 hours.. think you need a new battery 0.o but great setup :)

  7. RobertSmith3 says:

    :) Yeah at the time I was not sure of the right formula on how to determine how long it will last. With a 60 Watt light, you should be able to use it for about 18 hours. The battery there is a 12 volt 115 Amp hour battery.

  8. zerodegrees8 says:

    yes that sounds right on the money :D but i am curious, how long does it take to charge your battery full.. I use a generator at camp to charge a couple batteries

  9. RobertSmith3 says:

    I’m not sure as I haven’t fully drained the battery yet, but I’m sure there is a forumla for that as well. Guess that’s another Solar Tool I’ll add later on to the website once I find out the forumla :D

  10. How has your battery held up? I am thinking about exchanging my walmart everstart maxx group 29 (because of bad reviews) for a duralast battery. I really want an optima or a good trojan battery, but those are way out of my price range. If you also know of any other good deep cycle batteries, let me know.

  11. tedohho says:

    Great job Robert, my hat is off to you my man. Thanks again for the education and when my cells come in , I will know how to do this. May God Bless you and keep up the good works.

  12. bulletjive says:

    No a blocking dioade controls the flow of electrons from and to the panel. A charge controller regulates power from the panel to the battery. (IE keeps you from over charging the battery)

  13. RobertSmith3 says:

    In my system my charge control has that feature built into it, thus why I do not need a blocking diode, as a blocking diode prevents the backflow of current, and are usually only needed when you have a battery included in your system. Simply google “charge controller prevent backflow”. Most CCs have this feature, but not all. My junction box also has a blocking diode inside it which you see in a later video, but I don’t really need it, because of the Charge Controller.

  14. jdbobey says:

    Love the videos. I have been searching and researching for a while and your videos are by far the best. I am a novice and now feel much more confident ot get started watching. One question. With the charge converter I do not need diodes for backflow? The charge converter takes care of that?

  15. RobertSmith3 says:

    @jdbobey Most charge controllers prevent that, “but” not all. So it is something you need to check before you buy your charge controller, but it doesn’t hurt to just put your own blocking diode in your circuit either.

  16. you really did good job dude. Thank you so much for giving lots of information.

  17. zliminator says:

    @sirmasterpimp I’ve heard someone recommend getting a Trojan T105. From where, I don’t know yet.

  18. JimmyJacks00 says:

    btw those inverters from autozone and oriellys are all garbage, I threw away 600+ dollars and purchased them all, they are all crap and low quality, high failure rates.

  19. RobertSmith3 says:

    @JimmyJacks00 Also, I suggest to people to read the reviews for these components before buying, and the inverter I purchased from Walmart in the video had way more positive reviews than negative. I also suggest to everyone else that even if you do see 1 negative review or a few, see what the overall ratting is, as just because 1 person had a bad experience doesn’t mean everyone did. Just check those reviews/ratings :) So far all my components work flawlessly.

  20. JimmyJacks00 says:

    @RobertSmith3
    Yeah I havent tried any of the inverters from wal mart yet, but ALL the invertors they sell at oriellys are crap and die after about 1 month of operation. Ive purchased every model they sell. even the fruity cop holder one, all garbage.

  21. 08maxout says:

    Great job, I’ll be subscribing to your videos.

  22. Billy982810 says:

    What a great guy you are for doing this. You inspired me to try this. hope you don’t mind if I might have a few questions..

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