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Making Watts in NC

8 years ago

Our new owner/build was complete mid February, 2017 and we moved in 2/27. It's a solar home with a 9.6 kw photovoltiac, grid tied, solar system. I am open for discussion, advice and support.



Comments (9)

  • 8 years ago
    Who installed this for you? Looking at installing solar in a new build in NC
  • 8 years ago

    How long will the panels last before the output becomes unsatisfactory?

    So even if you are able to produce more power than you can consume and supply excess energy to the utility company, they will not pay you for it?

    Any issues with sensitive electronics in your house on partly cloudy days?

  • 8 years ago

    Did you consider a battery type system that would store power for use at night?

  • 8 years ago

    So you have lived there for nearly a year... What challenges have you faced?

  • 8 years ago
    last modified: 8 years ago

    Mike Lamb. Great questions. I believe we are subject to planned obsolescence prior to production degradation. Manufactures recommend a 25 yr design basis. My objective was to design a fully powered solar home, it did not make economic sense to engineer, design, and construct a system that offsets energy costs. Any surplus is carried forward to next billing cycle. The credits are forfeited at the end of May. I feel the Net Zero program is fair and equitable for energy provider and the solar producer.

    We have no issues i.e, spikes, surges, noises or intermittent power at any time while producing solar power. I have no interest in battery storage at this time. This would ad another layer of maintenance and monitoring not to mention extra cost.

  • 8 years ago

    Godswood The system has been maintence and worry free. I'm passionate about solar energy and beyond. There is so much to learn about solar as a residential system operator that can't be accessed on the internet, textbooks, or journals. We have a system that communicates to a portal that monitors critical system functions in real-time and stores data for future reference. I can share if you are interested.

  • 8 years ago

    It's good to hear your system is working b well for you! Have you looked into Tesla's solar shingles?

    Also, if I understand correctly, you are back feeding to the power grid?

    When your area loses power or utility lines have to be repaired or maintained the power company will shut off the lines and therefore shut off your back feeding. It's a safety measure they take so they know all power is disconnected prior to accessing the lines. I think this would be very inconvenient since you went with solar electrical to power your home. I would think that having your own battery backups would be important so as to not be disconnected unintentionally from the power source, have banked power for cloudy days, and to maintain peak power in evenings and at night.

  • 8 years ago
    last modified: 8 years ago

    Godswood. I am familiar with Tesla's solar shingles. Our system is isolated from our residence by 130'. The reason is safety and maintenance. We produce an upward of 450vdc from the panels. I prefer to put distance between my family and a potential hazard. For ease of maintenance all switches, disconnects, and inverter are located on ground level. Roof areas typically offer adequate area for photovoltiac panels however, compass orientation and insolation tilt must be considered in the layout. Applying logic, I feel solar panels should not be incorporated into a roof material.

    Because we are grid tied we are required by Duke energy and NEC/IRC code to have a rapid shutdown feature which unables solar energy from backfeeding into the grid. This is an automatic switch device which requires no input for disconnect or restoring solar power.

    I believe I addressed your battery backup comment in the previous post.

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