Tesla announces "Powerwall" batteries

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  • Ian S
    Solar Fanatic
    • Sep 2011
    • 1879

    Originally posted by SunEagle
    Do you mean the State of Arizona doesn't own power plants? That is more than likely true but that doesn't mean a privately owned power plant can't cut power to secondary "customers" out of state.

    If a situation happens (I can think of at least 6) a power plant can and will shed low priority customers to keep the lights on for high priority ones. Georgia did it to Florida even with contracts in place stating they had to sell us power. They just ran low and turned ours off.
    I suspect the difference is that Florida utilities had no ownership of the power plant in Georgia. Here it's different due to the multiple owners of Palo Verde which is the only ongoing plant of significant note here in Arizona. Palo Verde is not going to cut off its owners including its Californian owners. If push comes to shove, the electricity would likely go to the highest bidder and in that event I'd bet on the folks in Cali over the rubes here in Arizona! All Cali would have to do is block I8 to all Arizona residents in July and August.

    Comment

    • Sunking
      Solar Fanatic
      • Feb 2010
      • 23301

      Originally posted by Ian S
      I've told you before but I guess you need continual reminders: Arizona doesn't own any power plants so they can't cut anyone off. The Palo Verde nuclear plant is co-owned by a number of utilities including several from California. So no one is in a position to cut anyone off.
      There are a lot more than one generating station feeding CA power.

      You just admitted CA energy policy has failed because they have to invest in out of state operations.
      MSEE, PE

      Comment

      • Ian S
        Solar Fanatic
        • Sep 2011
        • 1879

        Originally posted by Sunking
        There are a lot more than one generating station feeding CA power.

        You just admitted CA energy policy has failed because they have to invest in out of state operations.
        In Arizona, Palo Verde dwarfs all the others and even some of the others have ownership stakes by Cali utilities. I've admitted no failure of Cali energy policy. Where does it say that a utility can't own out-of-state power plants? If it makes financial sense why not? You just hate California and salivate at the thought of its residents hurting. Well, California has come back nicely while Texas takes it turn in the can. Maybe Texas should emulate it oil baron cousins up in Alberta, Canada which just threw out the long-ruling Conservatives and replaced them with the socialist New Democrats!

        Comment

        • russ
          Solar Fanatic
          • Jul 2009
          • 10360

          Originally posted by Ian S
          In Arizona, Palo Verde dwarfs all the others and even some of the others have ownership stakes by Cali utilities. I've admitted no failure of Cali energy policy. Where does it say that a utility can't own out-of-state power plants? If it makes financial sense why not? You just hate California and salivate at the thought of its residents hurting. Well, California has come back nicely while Texas takes it turn in the can. Maybe Texas should emulate it oil baron cousins up in Alberta, Canada which just threw out the long-ruling Conservatives and replaced them with the socialist New Democrats!
          Ian - You should move in with governor Moonbeam - your line is as good as his!

          Buying power out of state is a positive thing? Only as long as the other states don't mind.

          CA wants to import water from other places - that ain't gonna happen either.
          [SIGPIC][/SIGPIC]

          Comment

          • Willy T
            Solar Fanatic
            • Jun 2014
            • 405

            Build it, they will come.

            Comment

            • Ian S
              Solar Fanatic
              • Sep 2011
              • 1879

              Originally posted by russ
              Ian - You should move in with governor Moonbeam - your line is as good as his!

              Buying power out of state is a positive thing? Only as long as the other states don't mind.

              CA wants to import water from other places - that ain't gonna happen either.
              So Russ, are you claiming that owning an out of state power plant confers no advantage over simply purchasing from one?

              Comment

              • Ian S
                Solar Fanatic
                • Sep 2011
                • 1879

                As for moving to California, I probably would except that real estate there is just far too expensive. It seems there are still way too many people who want to live there.

                Comment

                • russ
                  Solar Fanatic
                  • Jul 2009
                  • 10360

                  Originally posted by Ian S
                  As for moving to California, I probably would except that real estate there is just far too expensive. It seems there are still way too many people who want to live there.
                  That is hard to understand - I don't even want to live in the states any more. The nanny lot running things (of either liberal or conservative orientation) make me sick. CA is definitely out for me - it was bad enough when I did live there some 45 years back.
                  [SIGPIC][/SIGPIC]

                  Comment

                  • Sunking
                    Solar Fanatic
                    • Feb 2010
                    • 23301

                    Originally posted by Ian S
                    As for moving to California, I probably would except that real estate there is just far too expensive. It seems there are still way too many people who want to live there.
                    Price is no object for you Ian or folks in CA. They can afford to import everything no matter the cost. Just so long as the smack stacks are not in the state and the trailer park crowd that comes with it.
                    MSEE, PE

                    Comment

                    • J.P.M.
                      Solar Fanatic
                      • Aug 2013
                      • 14926

                      Originally posted by Ian S
                      As for moving to California, I probably would except that real estate there is just far too expensive. It seems there are still way too many people who want to live there.
                      You want nice - you pay nice. So, pay your money - take your choice. It ain't called the land of fruits & nuts for nothing.

                      Comment

                      • Alisobob
                        Banned
                        • Sep 2014
                        • 605

                        Whoops........

                        Comment

                        • Sunking
                          Solar Fanatic
                          • Feb 2010
                          • 23301

                          Originally posted by Alisobob
                          Wonder where you might of heard that before? Certainly not anyone with 3 letter names like Don, Dan and Ian. They will do their best to discredit and censor you. They call it PC.

                          I Found this comment interesting:

                          The bigger Tesla battery isn't designed to go through more than about 50 charging cycles a year, according to SolarCity spokesman Jonathan Bass.
                          It is the same battery, just different firmware. Interesting.
                          MSEE, PE

                          Comment

                          • bberry
                            Member
                            • May 2015
                            • 76

                            Originally posted by Alisobob
                            Why whoops? What it means is that Tesla and the solarcity inverter maker haven't figure out how to allow the end user to reliably operate both grid and battery simultaneously.

                            From pv magazine:

                            U.S. inverter specialist Fronius will collaborate with Tesla from the fourth quarter of the year, bundling its Symo Hybrid inverter with the Tesla Powerwall home battery to customers in Germany initially, before rolling out the package to the rest of Europe and Australia.


                            Now go look at Fronius Symo Hybrid inverter functionality.

                            Comment

                            • DanKegel
                              Banned
                              • Sep 2014
                              • 2093

                              Originally posted by Sunking
                              ... Don, Dan and Ian. They will do their best to discredit and censor you.
                              How in the world am I censoring anyone? On this board, the moderators can and do censor. Us participants can only discuss.

                              My posts are mild, and I'm just trying to be factual, or in your own words, "brutally honest".

                              Do you think my reply to http://www.solarpaneltalk.com/showth...t-For-Your-Car was an attempt to discredit you?

                              Comment

                              • DanKegel
                                Banned
                                • Sep 2014
                                • 2093

                                Originally posted by Sunking
                                I Found this comment interesting:

                                "The bigger Tesla battery isn't designed to go through more than about 50 charging cycles a year, according to SolarCity spokesman Jonathan Bass."

                                It is the same battery, just different firmware. Interesting.
                                Yeah.

                                So 30% less DoD lets it withstand 7x more charge cycles? Really? That seems a bit high.

                                Comment

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