Renewable energy

Waste gasification and melting technology

The direct melting system is a shaft-furnace gasification and melting process that offers the advantage that no pre-treatment of municipal solid waste is required. Nobuhiro Tanigaki reports.

Waste's changing role: What does 2014 hold for the industry?

As far as waste management is concerned, 2013 didn’t end on a high. The new waste minister decided that he was “stepping back” from waste policy while new data shows that recycling rates are also clearly plateauing. Does this make for a tougher 2014? David Burrows investigates.

When SEL finally got its CHP: The launch

Originally built in the early 1990s, the South East London Combined Heat and Power (SELCHP) plant has finally achieved the district heating aspect of the project for which it was intended. Geraldine Faulkner reports.

2014 waste to energy: Boom or bust?

The waste to energy marketplace has continued to experience ups and downs throughout 2013. What opportunities are there for WtE to earn its place as a valued part of the UK’s resource agenda in 2014? Chris Oldfield, managing director, UNTHA UK, investigates.

Recycling: A process as circular as the earth?

Closed loop recycling and the circular economy are buzzwords in today’s waste management sector, however, what about the way minerals have been continuously recycled over the centuries? Dr Tim Johnson, technical director, Tetronics looks at the role thermal treatment plays in helping to recycle essential minerals.

Westbury and the renewable heat incentive

Government financial incentives are a cost effective way to allow UK businesses to become carbon neutral. One of these schemes is the renewable heat incentive, which was introduced by the government in 2011. Essex-based company Westbury was the second business in the UK to sign up for it. Jonathan Hey, MD Westbury Garden Rooms and Westbury Windows & Joinery, reports.