decarbonization

Decarbonization project 2023: replacing gas range to induction heating range

Kazu Nozue / 2023-12-27
As I posted before decarbonization project of my house had been progressed grdually since 2019. […] Clean Energy 101: Induction Stoves and Ovens […] 6.3 cu. ft. Smart Rapid Heat Induction Slide-in Range with Air Fry & Convection+ in Stainless Steel NE63B8611SS/AA ($1499 at Costco)…
data analysis

Home electricity 2019-2023

Kazu Nozue / 2023-05-02
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As I planned in my past post, “The second solar system project: timeline”, I woudl like to review the performance of the second solar, as well as other important events related to electricity consumption. […] To obtain data of grid usage, I extracted important numbers from monthly PG&E…
data analysis

En-ROADS, a climate simulator

Kazu Nozue / 2021-12-15
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2021 Nobel prizes for physics were awarded to Syukuro Manabe and Klaus Hasselmann for understandig complex systems, and Giorgio Parisi for the physical modelling of Earth’s climate. Those areas are very important to understand global warming. After there initial works, we have an web-based…
data analysis

The second solar system project: timeline

Kazu Nozue / 2021-04-04
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Increasing self-production of electricity at home has a couple of benefits. […] My first solar system produced 3803 kWh per year (an average of 2015 - 2020) 1. Switching a gas-powered car to an electric car in 2019 increased electricity comsumption 2.5 times (from (3938 to 10342 kWh). The…
data analysis

Heat pump water heater

Kazu Nozue / 2021-01-07
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library(tidyverse) library(lubridate) library(scales) Buring gas produce CO2. Reducing gas usage is critical to reduce CO2 production from our house. Here is the history of our gas usage of my house since 2012 November. # reading data gasdata <-…
native-plant

Native plant garden project v2.1

Kazu Nozue / 2019-12-30
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Toward this rainy season I started upgrading my native plant gardens. Main goals of this project (v2) are […] Fig.1 Survived lawn. […] Fig2. Replacing lawn to native plants. […] In the first project I expected spontanious disappearance of lawns from fronyard by no watering…