Is there an energy price cap which offers some protection to German consumers? Or is this unlikely to help?

Gas and electricy prices have risen across many European countries. In the UK, energy firms are warning that energy bills are likely to soar by 50% unless the UK government intervenes [1]. Already, over twenty energy companies in the UK have gone bust.

[1] Energy bills to soar 50% unless government intervenes, industry warns: https://www.bbc.co.uk/news/business-59760331