Greenstock 13th International Conference on Energy Storage has been held in Beijing on May 19-21, 2015 at the China National Convention Center.

Chinese Academy of Building Research (CABR) and Tsinghua University hosted the conference with support from IEA ECES. The scientific chairs of the conference were Xu Wei (CABR), Yinping Zang (Tsinghua University) and Halime Paksoy (ECES) and scientific secretary was Zhang Shicong (CABR). 260 participants from 27 countries participated with 173 papers.

In the opening session welcome addresses were given by

The keynote addresses in the plenary, following the opening session were:

Pictures from the conference are available here

Four awards were given to outstanding contributors.

The next Stock Conference will be held in Adana, Turkey in 2018. The conference will be hosted by Cukurova University. Presentation delivered by Vice-rector of Cukurova University, Prof.Dr. Seyhan Tukel at the closing session of Greenstock, when she received the next conference duty, is available here
If you are interested to receive information about the next Stock Conference, please fill this form and send it to

Annual Report 2014
Annual Report 2014 for download
The beginning of ECES
The beginning of ECES

Just four years after the birth of the IEA in 1974, the Implementing Agreement ECES was established in 1978. The aims are the:

  • cooperative research,
  • development, demonstrations and exchanges of information in the area of energy storage

The full name of the Implementing Agreement ECES is:

Implementing Agreement for a Programme of Research and Development on Energy Conservation through Energy Storage.

... read more about ECES

Annex 24/42
Annex 24/42
Annex 23
Annex 23

At the moment, 18 contracting parties are working together within ECES in five ongoing Annexes.

... read more about Annex 26, and Annex 28, Annex 29, Annex 30 and Annex 31