An unexpected error occurred: Network error: Response not successful: Received status code 500
      
            [
  {
    "message": "Cannot execute GraphQL operations after the server has stopped.",
    "extensions": {
      "code": "INTERNAL_SERVER_ERROR"
    }
  }
]
          

Second International Renewable Energy Storage Conference (IRES II)

In about 40 presentations, IRES II will embrace the current status of energy storage technologies, as well as other new research and industry approaches...

http://www.eurosolar.de/en/index.php?option=com_content&task=view&id=271&Itemid=43

Bonn, Germany

In about 40 presentations, IRES II will embrace the current status of energy storage technologies, as well as other new research and industry approaches to electricity and heat storage, alongside such integrated solutions eliminating or minimizing the need for additional storage.

        An unexpected error occurred: Network error: Response not successful: Received status code 500
      
            [
  {
    "message": "Cannot execute GraphQL operations after the server has stopped.",
    "extensions": {
      "code": "INTERNAL_SERVER_ERROR"
    }
  }
]