March 2014: Some welcome news that E.ON are refurbishing the engines of their Smithfield-based Citigen Combined Heat and Power (CHP) district heating systems. The following Edina press release sets out 4 new major gas-fired CHP engines will be installed this year and commissioned by the beginning of 2015. Edina helpfully provide some background to the scheme:
A City of London case study on the network is available here.