Save the planet! Hack your heat pump! by Sebastien Lambour

Save the planet! Hack your Heat Pump!

@FinistSeb

I LIVE HERE

External unit

MY HOUSE

Internal unit

MY HEAT PUMP

1.5 KW

COP=3 4.5 KW

FREE

ENERGYRESTITUTED

ENERGYCONSUMED

HEAT PUMP

WINTER Radiant floor temperature

ELECTRICITY =

75 %

8.5 %

11 %

3 %

SUSTAINABLE ?

6°C OUTSIDE6°C OUTSIDE

16°C INSIDE

#WTF ?

#WATER LOGIC

External T°Lo -10°C Hi 15°C

Lo 40°C

Hi 25°C

heating floor water T°

I LIVE HERE

badgood

Geo time series platform

Monitoring

Bucket = 1 minute

smoothing

minus

=

'access_token''nrj.wh.delta''mote_id' '2' 2 ->MAP'FROM DATE' 'TO DATE'5 ->LIST FETCHLIST-> DROPbucketizer.sum06000000005 ->LISTBUCKETIZE'org' STORE$org0.1 SINGLEEXPONENTIALSMOOTHING'modified' 'true' 2 ->MAP RELABEL$orgSWAP2 ->LIST[]op.sub2 ->LISTAPPENDAPPLY….

mapper.rate1 0 05 ->LIST MAP0.15mapper.gt0 0 05 ->LIST MAP0.45mapper.lt0 0 05 ->LIST MAPbucketizer.count0 10000000 05 ->LISTBUCKETIZENaN NaN NaN04 ->LISTFILLVALUEmapper.sum-3600000000005 ->LIST MAP

Only right variations of Heat Pump's motor start ups selected

problem

Wind speed & T° forecast

WIND SPEED (weather models)

Ext T°

Corrected Ext T° AD5246 chip

WIND CHILL INDEX

I2C

0°C Ext T°

GLOBALHEATING CAPACITY

HEAT PUMP CAPACITY

ENERGY NEEDED

6 KW PROVIDED BY ELECTRIC WATER HEATER

€

€€

€

€

€

Coffin corner€

Predictive model

Win

d f

ore

cast

T° forecast

T° actual

Win

d ch

ill table

waves

coffin corner

Heat pump running Heat pump stopped

forecast

corrected forecast

Forecast under 0°C

Behavior expected

Heat pump running Heat pump stopped

Not enough logs !!!

Real T°C corrected

Historical analysis

Real behavior, based on internal T°