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electrical:solar:shallow_cycling [2017/11/09 19:07]
frater_secessus [how it works] 		electrical:solar:shallow_cycling [2018/03/02 09:44]
frater_secessus [how it works] relay
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 This article describes a small, simple, space-efficient, and inexpensive solar configuration that may be of use to cardwellers or minimalist vandwellers.   This article describes a small, simple, space-efficient, and inexpensive solar configuration that may be of use to cardwellers or minimalist vandwellers.  
  
-Most of the RV world is familiar with deep-cycle 12v systems;  these are intended to store power for use overnight.  If most power is only needed in the daytime then deep-cycle batteries are not required. +Most of the RV world is familiar with [[electrical:12v:deep_cycle_battery|deep-cycle 12v systems]];  these are intended to store power for use overnight.  If most power is consumed [[electrical:solar:nonessential|in the daytime when the system has excess power]] then deep-cycle batteries may not be required. 
  
 Instead of deep-cycling, the starter battery is //non-cycled//((never discharged below 100% state of charge)) as described below.  It can also be [[electrical:solar:shallow_cycling#shallow-cycling|shallow-cycled]].((discharged to 90% state of charge)) Instead of deep-cycling, the starter battery is //non-cycled//((never discharged below 100% state of charge)) as described below.  It can also be [[electrical:solar:shallow_cycling#shallow-cycling|shallow-cycled]].((discharged to 90% state of charge))
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   - the controller's LOAD output disconnects (LVD) at 100% SoC (~12.7v)   - the controller's LOAD output disconnects (LVD) at 100% SoC (~12.7v)
   - the controller's LOAD output //re//connects (LVR) at ~13.0v);  see discussion below   - the controller's LOAD output //re//connects (LVR) at ~13.0v);  see discussion below
-  - power is //only// taken from the controller's LOAD output; this ensures the starter battery is never discharged below the intended setpoint+  - power is //only// taken from the controller's LOAD output;((or from a circuit control by a relay on the LOAD output)) this ensures the starter battery is never discharged below the intended setpoint
  
 === Low Voltage Reconnect (LVR) setpoint === === Low Voltage Reconnect (LVR) setpoint ===
electrical/solar/shallow_cycling.txt ยท Last modified: 2023/04/08 13:41 by frater_secessus

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