Detroit new LED lights will reduce 60% energy consumption

US DOE published a report for the Detroit City, the existing high-pressure sodium street lights to LED lights facelift impact assessment. The title of the report is set to "reply Detroit street lighting system," the report provides objective information related to the installation of street lights, encompasses the installation process and decision-making as well as the latest results after installation.

In 2013, the Detroit-style bankruptcy, the city's 88,000 high-pressure sodium lights is estimated to support about half are unusable. Since the year of loss, in addition to repair and Taihuan most lights, there is more power-related infrastructure will need to be replaced. The lights above 88,000 branches including roads and residential areas in recent years have significantly reduced residential density, so to the full facelift is quite a waste, the final decision related units only support 65,000 facelift LED lights.

Compared with the high-pressure sodium lights, new LED lights reduce energy consumption 60 percent, year to save about 4.6 million kWh of electricity (kWh), equivalent to save about $ 2.9 million.

Energy consumption and maintenance costs are saved facelift just about offset the cumulative cost of LED lights, just about 2.5 years, energy consumption can be saved back to the present.

The new LED street lighting system should be able to be more durable and make the surrounding environment more secure, lower theft rates.

The new lighting system lighting effects than traditional lighting systems, but due to previous removal of many lampposts, lighting quality and therefore part of the residential areas is relatively not so ideal.