⚡️ Germany Renewable Energy Dashboard

A real-time dashboard showing Germany's renewable electricity share with weather conditions and historical progress toward the 2030 renewable energy target.

Features

• Today's Renewable Share: Live percentage of electricity from renewable sources
• Weather Conditions: Sun hours and wind speed affecting renewable generation
• Historical Progress: Visual timeline from 2000 to 2030 EEG target (80%)
• Smart Caching: Efficient data fetching with 1-hour cache
• Incremental Updates: Fast yearly average updates (only fetches new data)

Data Sources

• ENTSO-E: Renewable generation data (15-minute intervals)
• SMARD: Electricity consumption data (hourly)
• Open-Meteo: Weather data (daily forecasts)

Setup

1. Install dependencies:

pip install -r requirements.txt

2. Create .env file with your ENTSOE API key:

ENTSOE_API_KEY=your_key_here

3. Run the dashboard:

streamlit run dashboard.py

Usage

• Dashboard auto-refreshes data every hour
• Click 🔄 Update button to:
  • Refresh today's renewable share
  • Update this year's average
  • Fetch latest available data

Cache System

• Today's data: Cached for 1 hour
• Weather: Cached in session state
• Yearly average: Incremental updates (only fetches last 2 weeks + new data)

Technical Details

Bottleneck Filtering: Only uses data where BOTH generation and consumption are available, ensuring accurate calculations.

Incremental Updates: The yearly average is calculated by:

1. Storing finalized data (older than 2 weeks)
2. Only fetching recent data on updates
3. Subsequent daily updates take ~10 seconds instead of minutes