ablyler / home-assistant-bradford-white-connect

Home Assistant Component for managing water heaters via Bradford White Connect
MIT License
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Energy Consumption going negative exactly 3 months after start #21

Open httr-1991 opened 1 month ago

httr-1991 commented 1 month ago

Original issue post, I probably put in the wrong project; https://github.com/ablyler/bradford_white_connect_client/issues/45

First off, thank you for your contributions, I love this integration.

We installed the Bradford White Connect on April 17th. On July 17th, the total energy values being reported were lower than the previous day.

image

When capturing the delta for daily consumption, this shows negative energy being consumed.

image

I'm thinking that the energy value being reported is only the last 90days or 3months worth.

Is it possible to publish daily values instead of rolling 90 day totals?

jeffstearns commented 1 week ago

I see the same problem.

I started collecting heat_pump_energy_usage data on 2024-05-20.

Data values increased as expected until 2024-07-16. At that time, data collection stopped because my Bradford White account wasn't able to fetch any data.

Data collection resumed on 2024-08-13. (Thus my energy usage between 2024-07-16 and 2024-08-13 is unknown.)

My heat_pump_energy_usage values have been decreasing since 2024-08-13.

(I don't know the exact date when the values began decreasing because I don't have data during the time window from 2024-07-16 to 2024-08-13.)

It's interesting that my Bradford White data collection failed on the same day that httr-1991's data began going negative. I don't know whether this is significant or a coincidence.

httr-1991 commented 1 week ago

@jeffstearns - The date is just a conincidence because I was still getting data in the BW Connect app and my delta consumption can be positive when that days consumption is greater than the consumption of 90 days ago.