Grenoble | City-zen

A self-consumption rate of 86% for the unique photovoltaic installation of ALEC

October 29, 2019

For the last ten years, France has encouraged the creation of small to medium sized PV systems with feed-in tariffs, where all the PV production is injected to the grid and sold to an electricity supplier. But today, people are more and more eager to consume what is locally produced, and this trend has finally […]

metrosoleil.lametro.fr: the online tool that calculates the solar potential of your roof

October 24, 2019

Grenoble-Alpes Métropole aims to increase production of photovoltaic electricity by a factor of 6 on its territory by 2030. In order to convince individuals of the interest of equipping themselves, helping them to take the step, the Metropolis has just launch an online simulation tool, easy, neutral and free of charge: Metrosoleil. This one calculates […]

Efficient renovations to save energy in our social dwellings

August 21, 2019

March 2019 – 280 social housing units in Grenoble have been renovated thanks to the European project City-zen, financed by the European Commission and managed by the Mission Ville de Demain of the City of Grenoble. These renovations were carried out in the Mistral, Saint-Bruno and Teisseire-Malherbes districts, in partnership with local social housing authorities […]

Focus on the results of the City-zen projects

April 4, 2018

During a plenary session organized as part of the City-zen Days, project leaders were able to draw up an objective assessment of their actions and share the successes and obstacles that have marked the implementation of these innovative solutions. The City-zen Days, which took place in Grenoble from 31 January to 2 February, aimed to […]

The “Positive Energy School” Challenge, an approach for the energy transition that is proving its worth in the Grenoble Metropolis

The “Positive Energy Schools” Challenge is a great success for the Grenoble Metropolis and for good reason, the number of classes participating in this energy awareness program has tripled since its inception in 2013! The monitoring proposed by ALEC and GEG to complement the challenge was also extended for 2017-2018 and concerned 9 classes in […]

Involving residents in renovation projects: easy?

April 2, 2018

Urban renewal is not just a matter for building professionals. This is the message that the Local Energy and Climate Agency of Grenoble (ALEC) wishes to convey by trying to involve residents in long-term renovation projects. To do this, the agency proposed a workshop based on a participatory facilitation method. ALEC is an association whose […]

Energ’y Citoyennes is committed to children: an introduction to renewable energies

March 27, 2018

Providing schools in the Grenoble metropolitan area with a beautiful solar roof is the objective set by Energ’y Citoyennes since 2016. To support this project, the company’s volunteers organize activities in the schools concerned around the theme of renewable energies. The City-zen Days were an opportunity to organize a new educational workshop in the library […]

Lighting on the lights of Grenoble

The energy transition is also a matter of streetlights! The City of Grenoble has set an example by studying viable energy solutions for all its heritage, including street lighting. With its new Lighting Plan implemented since 2015, the City aims to drastically reduce its energy costs by modernising all its installations. This is not the […]

Improving energy efficiency: “Network and thermal storage” platform of Grenoble’s CEA under the microscope

March 20, 2018

The opportunity was rare and precious. In the heart of the Peninsula, the French Atomic Energy and Renewable Energy Commission (CEA) opened its doors during a visit to discover some of its innovative installations. As a major player in research and innovation, the CEA is strongly involved in the development of renewable energies. Its Innovation […]

All you need to know about energy efficiency: inspiring examples from all over the continent

For one afternoon, the Local Energy and Climate Agency (ALEC) exported its information meeting format (ALEC Thursdays) to open up to the wide public of the City-zen Days. The participants, European partners or simply curious, then came to discover the energy renovation operations at work in Grenoble and Amsterdam. During this Thursday of the ALEC […]

Geothermal energy for the Peninsula: guided tour of an innovative drainage network

Nestled at the confluence of the Drac and Isère rivers, the Grenoble Peninsula has become in just a few years a laboratory for experimentation and innovation. For the new buildings in the district, the City of Grenoble has chosen to use a geothermal system on groundwater with shared discharges into a drainage network in the […]

Energy transition: territories are changing the situation!

The City of Grenoble had the pleasure and honour of welcoming, during an evening on ecological transition, the representatives of the cities of Copenhagen and Amsterdam, real pilot territories of the energy transition. This evening was an opportunity to discover inspiring projects from elsewhere but also from here, thanks to the presentation of the negaWatt […]

FLAUBERT concerted development zone: Extension of the urban heating network

March 6, 2018

Summary Flaubert Joint Development Zone The Grenoble urban heating network The project to extend the heating network The solar thermal installation The storage module by phase change material (MCP) The intelligent management platform The concerted development zone of Flaubert The Flaubert Concerted Development Zone (CCA) was voted on February 27, 2012 but was subject to […]

Blockchain: a tool of the future for the energy transition ?

February 28, 2018

Have you ever heard of the blockchain? This information storage and transmission technology operates without a central control body and could revolutionize our energy system (Pierre Paperon, Blockchain expert, proposed a presentation of this tool at the City-zen Days in Grenoble to understand the challenges of its use.) The blockchain is first of all an […]

The European project City-zen under the microscope

Giving substance to the energy transition: this is the ambitious objective set by the cities of Amsterdam and Grenoble with the City-zen project. Sarah Bogaert, general coordinator of the project and Eric Lecomte, representative of the European Commission, presented the heart of this European collaboration at the opening of the inaugural plenary of the City-zen […]

What if we warm up differently? Innovation at the heart of the Grenoble urban heating network extension project

The Flaubert eco-neighbourhood in Grenoble is one of the city’s flagship projects in transition. Combining sustainable development, energy innovations and the involvement of residents, this concerted development zone (ZAC) is currently extending its urban heating network, the second largest in France. The result of a Research and Development partnership between CCIAG and CEA and co-financed […]

In Grenoble, we are using clean energy!

February 27, 2018

As a committed player in the energy transition in Grenoble, GEG presented and visited its CNG/hydrogen station during the City-zen Days on February 2, 2018. The event was an opportunity to learn more about the clean energy used by vehicles in the Metropolis. Promoting sustainable transport is a priority for the local public energy company, […]

Which energy scenario for the cities of the future?

What are the strategies of cities to successfully complete their energy transition? The City of Amsterdam and the Metropolitan Area of Grenoble gathered around a session of intersecting views to answer the question by presenting the objectives and tools deployed on their territory. Amsterdam and Grenoble have chosen energy planning to achieve their objectives of […]

Energy transition and responsible housing at the heart of ACTIS’ rehabilitation project

February 21, 2018

Making the rehabilitation of buildings a social project in the service of the energy transition is the approach used by Actis, the leading landlord in the Grenoble area, through its rehabilitation project of the Tours Mistral in Grenoble. The company highlighted these objectives during a site visit organised as part of the City-zen Days. A […]

Becoming an energy producer: the inhabitants at the heart of the energy transition!

February 9, 2018

In a friendly and atypical setting, the company Energ’y Citoyennes proposed, on Thursday, February 1, 2018, a creativity session on the theme of the involvement of residents in a citizen project to produce renewable energy. The objective of this moment of collective reflection was to help society meet the challenge of citizen action, an objective […]

The project forum: an overview of City-zen initiatives!

The City-zen project is 22 innovative projects. The project forum, organised during the City-zen Days, was an opportunity to discover many of them, and to travel between Amsterdam and Grenoble with a fun and lively approach. A guaranteed immersion in the heart of the energy transition! The idea? Discover 10 City-zen projects (5 from Grenoble […]

A solar roof for my school: renewable energies are invited among the youngest!

The City-zen Days opened under a solar sign on Wednesday, January 31, 2018 with the inauguration of the newly built photovoltaic roof at the Jean Racine school in Grenoble. All the actors who contributed to its installation were present, as well as the pupils and their teachers. Energ’y Citoyennes is the initiator of these solar […]

Autoconsumption of solar energy: the local energy and climat agency paves the way in Grenoble’s metropolitan area

Facing the snow-covered mountains, the Grenoble Local Energy and Climate Agency presented its new innovative project on January 31, 2018: an installation of 55 photovoltaic panels with a power of 16.5 kWp whose electricity produced is self-consumed on site. After a presentation of the functioning, objectives and regulations of the project by Jérôme Buffière, project […]