In this video I show off a new online analysis tool made specifically for my Daikin Heatpump setup. We then go on to use the tool to examine why Coefficient of Performance gets worse above 10 degrees C rather than better.

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See also part 1, 2, 3, 4a, 4b and 5 of this series:
   • Aberdeenshire Heat Pump Odyssey Part ...  
   • Aberdeenshire Heat Pump Odyssey Part ...  
   • Aberdeenshire Heat Pump Odyssey Part ...  
   • Aberdeenshire Heat Pump Odyssey Part ...  
   • Aberdeenshire Heat Pump Odyssey Part ...  
   • Aberdeenshire Heat Pump Odyssey Part ...  

00:00 Introduction
01:15 A basic tour of the analysis tool
03:55 Analysis of the bad COP problem at warmer temperatures
09:23 Bad COP guilty culprit, and likely explanation
13:39 Further insights into refrigerant behaviour and PID control
20:19 Calculation of Real Power from current by plotting power factor
22:20 Settings for my heatpump to boost performance
24:09 Hot Water Tank Settings, and why compressor can't achieve disinfection temperature setpoint
28:32 Power Consumption settings Daikin vs Analysis Tool
31:47 Knocking Sound during Startup
35:15 Concluding remarks