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electrical:solar:nonessential [2020/07/08 13:16] frater_secessus [timing opportunity loads] |
electrical:solar:nonessential [2020/07/08 14:58] frater_secessus [LVD + timer - eternal Absorption] |
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===== timing opportunity loads ===== | ===== timing opportunity loads ===== | ||
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+ | The trickiest part of running opportunity loads is running them at the right time so battery charging is not affected. | ||
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+ | ==== manual model ==== | ||
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You can start the loads **manually** (ie, start using the power when you have extra). | You can start the loads **manually** (ie, start using the power when you have extra). | ||
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Read the documentation and ask their techs questions before taking this $$$ approach. | Read the documentation and ask their techs questions before taking this $$$ approach. | ||
- | Related: | + | Related: |
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+ | * you can also build a Pi or similar that talks to the controller over its communication port/ | ||
+ | * [[https:// | ||
==== diversion controller ==== | ==== diversion controller ==== | ||
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==== LVD + timer - eternal Absorption ==== | ==== LVD + timer - eternal Absorption ==== | ||
- | This setup avoids timer juggling/ | + | This setup avoids timer juggling/ |
- [[electrical: | - [[electrical: | ||
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- set the LVD to just under Vabs, set the timer to the Absorption duration | - set the LVD to just under Vabs, set the timer to the Absorption duration | ||
+ | Similar to the above, this setup looks like: [LVD or controller LOAD output] –> timer –> relay –> load | ||
===== uses for opportunity loads ===== | ===== uses for opportunity loads ===== | ||
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+ | For best results the opportunity load should be sized to the excess power. | ||
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* heating water | * heating water | ||
* [[hvac: | * [[hvac: |