Success Stories and Hackathon Outcomes

A comprehensive look at our collaborative history and the milestones we’ve achieved together.

Success stories do more than just celebrate the past; they provide a blueprint for the future. By showcasing our achievements, we ensure our collaborative formats continue to evolve, keeping our partners engaged and committed to a shared vision for the long term.

Our Pillars of Success

  • Sustained Follow-Up Projects: Transforming initial ideas into long-term initiatives.
  • Partnership Ecosystems: Establishing and nurturing a network of committed collaborators.
  • Co-Creative Innovation: Developing project ideas through joint expertise and shared goals.

Beyond the Pilot: Follow-Up Projects

We believe that great concepts should never sit on a shelf. Our commitment—and that of our partners—is to ensure that every solution and idea we develop finds a path forward.

We are proud to see numerous approaches and strategies successfully adopted and implemented by challenge owners and third-party stakeholders. These results prove that our collaborative output is designed for real-world application.

Implementation in Action

The following selection of projects demonstrates how our work is carried forward. Whether through internal development within a partner organization or via external consortia, these stories highlight the scalability and endurance of our joint efforts.

Archive of all Challenges

2025 Challenges

01 - Modeling PV Production with Machine Learning

Modeling PV Production with Machine Learning

Develop a machine learning model to estimate the energy production of small photovoltaic systems (<30kWp) using...

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02 - Decoding the Sun

Decoding the Sun

From solar chaos to grid control: The AI Solution.

Can PV data help us ensure grid stability?

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03 - Deciphering Energy Scenarios

Deciphering Energy Scenarios

The aim of this challenge is to lower the barrier to interacting with energy scenarios and, thereby, to allow...

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04 - Smart Design of Resilient Local Energy Communities

Smart Design of Resilient Local Energy Communities

Can we empower communities to finally break the energy trilemma—maximizing renewables, increase autarky, and...

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05 - Watt the Graph?! – Energize Data with GraphQL & Visual Magic

Watt the Graph?! – Energize Data with GraphQL & Visual Magic

Your mission is to pull real-time energy data from akenza’s API, use GraphQL to map and model relationships...

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06 - The dynamic tariff adoption challenge - What’s in it for me?

The dynamic tariff adoption challenge - What’s in it for me?

How can we turn dynamic tariffs into something customers want - not just understand, but actively choose because...

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07 - Data-Driven Expansion of a City-Wide LoRaWAN Network

Data-Driven Expansion of a City-Wide LoRaWAN Network

St. Galler Stadtwerke (sgsw) operates its own LoRaWAN network within the city of St.Gallen, using dozens of...

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08 - Energy Community Match-Making

Energy Community Match-Making

Register your interest to join a LEG and find like-minded people on our platform.

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09 - Forecast for Building management flexibility

Forecast for Building management flexibility

The intelligent use of flexibility will become a key component for sustainably combining the energy transition and...

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10 - Watts & Wallets: Visualizing Energy & Money Flows in Switzerland’s Power Market

Watts & Wallets: Visualizing Energy & Money Flows in Switzerland’s Power Market

The Swiss electricity market is a complex system where both money and energy flow through multiple actors. Based...

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11 - Let's take load profile data analysis to the next level

Let's take load profile data analysis to the next level

Imagine taking an existing clunky energy-data tool and turning it into a sleek, cloud-powered analytic machine....

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12 - Predict Imbalance Price

Predict Imbalance Price

Building the best predictive model to estimate reliably the grid's imbalance price based on historical and...

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13 - Predict the production of distributed PV-assets

Predict the production of distributed PV-assets

Your task is to predict the total solar production of thousands of hidden PV systems across Switzerland. Armed...

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We are currently migrating our archives. In the meantime, you can access previous challenges and results here:

2024 Challenges

Real-Time Grid Load Visualization and Consumer Impact Analysis
Watts & Bots: Energizing Swiss Tariff Transparency with AI
Predicting Control Energy Volumes for Grid Stability
Mr. & Mrs. Refrigerator's Data Duel
Impact of logistic truck electrification on electrical inf..
Applying graph theory to clean energy districts
Load Profile Clustering
Prediction of PV installation angles
Week-ahead Load Forecasting
Orchestrating energy system simulations from different models
Determining the signature of a solar system
Characterisation of demand side flexibility
When do Balance Energy Prices Skyrocket?

2023 Challenges

Assessing flexibility potential based on real-world e-..
Self-consumption optimization with artificial intelligence
Beyond Labels
Catching up with photovoltaic expansion
Building Energy Insights - Empowering Building Owners
Spatial Clustering for district energy
Spacial visualization of future energy scenarios
Identifying static yaw misalignment of wind turbines
Day-ahead active losses forecasting
Predictive model for accurate production / consumption..
Predicting Voltages in Substations
Disaggregation of electric charging from household con..

2022 Challenges

Mapping of Swiss PV power production in real time
Alternative pathways to net zero
E-Mobility Analytics
EMF Walks in Brugg
Energy (Heat Demand) modelling in Sankt Gallen with AI methods
Energy Data Access Control
Enriching Point Clouds (LiDAR) with Meta Data
Gamification of building energy performance with human dig..
Graph Neural Network of a Wind Farm
New interface to estimate heat demand in buildings
Optimizing PV usage in a turbulent time
Optimizing short-term active power losses forecast
Regional Energy Information in High Resolution
Sector coupling
Smart-Meter CII Interoperability with Smart-Home Systems
SolarDAO - The Digital Energy Cooperative
eco-friendliness score

2021 Challenges

Short-term Photovoltaic Forecasting
Cybersecurity Navigator for Building IoT
Local Sustainability booster
Merge big data from today with historical ones
Smart Meter Open Dataset
Spatio-temporal model of an on-shore wind farm
Can you beat the model performance benchmark?
Digital twins for domestic heating systems
Customer Data Analytics (basic)
Customer data analysis
Trends in tertiary energy prices
Pre Qualification Test
Climate-Neutral Cities - St.Gallen Example
Where does my electricity come from?
Trend scouting for the energy industry
Electricity “Heartbeat” 2035 in the Canton of Zurich
“Green” charging E-Mobility
Interoperability plug-test for smart meter’s local CII
ReFi - Regenerative Finance for smart energy communities
Open Habitation

2020 Challenges

Challenge: Anomaly Detection
Cheapest Charging Around
Client-Analysis 2.0
Distributed analytics for asset management
E-Mobility Behavior Analysis
Empower the People with Smart Meter Data
Energy data visualization
Integrations for North App
LocationAI
ML Wind Power-Prediction
ML: Knowledge discovery from energy data
Optimization of District Heating
PV Optimisation
PV self-consumption optimization
Performance GAP Buildings
Photovoltaic: Where is it Best?
Put CH on Electricity Map
Read your own Smart Meter
Smart Meter Anomaly Detection
Smart Meters: New Uses
Unleashing the Swiss Smartmeter's CII

2019 Challenges

Visistrom
Algorithmishe Erneuerungsplanung
Videmus
Freestyle
What is Watt
Jambricks
Ladestationen-Standortplanung
sbbweather
Blackout Karte
Gebäudepass "Cloud"
PV Diagnose
SBB ZEV
Load Profile Shaping