Here are the cleantech stories we’re following on the GreenBeat today:

Boeing will test biofuel made by PetroChina, the Wall Street Journal reports.

Chinese solar stocks have stumbled since Friday’s news that the U.S. government is investigating subsidies that the Chinese give its solar companies, Investors Business Daily reports. The United Steelworkers unions filed a complaint saying the subsidies have allowed Chinese solar companies to undercut American companies in price.

WeatherBug announced a suite of smart grid products that will use the company’s real-time weather forecasting to help utilities better predict and forecast demand.

The Bluetooth Special Interest Group published a report saying its wireless technology is well-poised for a move to the smart grid, and could be used to provide wireless connectivity to smart meters.

Thin-film cadmium telluride solar panel makers are likely nearing an efficiency wall, Greentech Media reports. Cad-Tel manufacturers like First Solar and Solexant are likely to pursue lower costs per watt in order to compete.

Hydrogen-powered fuel cell company ClearEdge Power has raised $10 million, the Portland Business Journal reports.

Smart grid software company GridPoint announced it has appointed a temporary CEO, transitioning the founder and former CEO to non-executive chairman of the board.

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