Smart House: Why? How?
I want some simple functions for the H33 house: Energy monitoring: easy with Phisaver at the switchboard House off: turn off all lights (and maybe A/C, vent, etc) with a single switch Ventilation: run the …
ARTICLES
Sustainable Buildings
Energy Dashboards
Currently (2021) PhiSaver has one billlion data points. It's a bit hard to display in a single user dashboard. An efficient user dashboard should answer questions. This page charts my progress to the mythical perfect …
Solar PV, Batteries and ... Maths
See updated version at https://brettbeeson.com.au/energy-monitoring-circuit-positives-and-negatives/ Some, it all seems pretty simple, right? It's just import, export, consumption. This post clarifies the sign (+ or -) conventions I use which seem to make thi…
Daylight Analysis
Level 1 (Ground) We want good daylight - a "daylight factor" (DF) if used with a uniform sky. <2% is dim (dark blue) 2% to 5% is good More than 10% is pretty bright, but …
Architectural Hacking
Layout Moves Sometimes it's hard to predict which layout will look best - often the plan (i.e "in plan", looking down) is doesn't tell the story of standing in the room. Using a 3D package …
Sizing a Battery and Solar System with Phisaver Data
This follows how I sized a solar and battery system for my house, using energy monitoring data from phisaver . An example of the data is below: Sizing the System Firstly I checked the daily …