improvments on temp simulation Change-Id: I681e2a2fb7c556c2b73e969efa77ace13f0fc6ec Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/21687 Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de> Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>