Germany wind turbine maker Senvion has put itself into self-administration in the hopes that it can agree a finance offer before it runs out of cash. It is discussing a new cash offer with lenders and existing bond holders. On the surface its balance sheet looks fine – at the end of September last year, it’s last public statement on its cash position – it had €146 million in liquid assets and in 2016 its finances were shored up by a rights offer. But to counter that, Senvion held about €400 million more in inventory than it did this time last year, due to work it has been unable to complete, and it owes €100 million more in trade creditors…