Archive WEB API: A web service for the experiment data archive of Wendelstein 7-X

• DOI: 10.1016/j.fusengdes.2017.02.047
• Publication Date: 2017-03-01T14:31:25Z
• Authors: M. Grahl; T. Bluhm; M. Grün; C. Hennig; A. Holtz; J.G. Krom; G. Kühner; H. Laqua; M. Lewerentz; H. Riemann; A. Spring; A. Werner
• Keywords: JSON; Data Exchange

Wendelstein 7-X was built for the research on steady state operation of stellarators. This sets high requirements control and data acquisition (CoDaC) system, with archive database as one its main components. W7-X Archive is storage all operational scientific data. It stores raw well processed provides a single wide range components types. The WEB API unified access to by using web service technologies. based REST architecture style, HTTP application protocol: represented signal resource, which can be addressed via URL. users read in standard formats, like JSON or PNG. In same way, used import new ArchiveDB. paper describes concepts experiences during first phase W7-X.