High-power white LED lighting products have been in the urban and rural road lighting application market for more than 6 years. With the globalization of “energy saving, low carbon economy†and the support of our national policies, each Local government departments attach great importance to the application of LED street lamps. The use of LED road lighting fixtures has more market opportunities, and more and more lighting manufacturers and optoelectronic products companies in China are also pushing various products. The market, for a time, road lighting around the country is not talking about LEDs, and the traffic is unusual.
However, with the application and application, there are very few projects in China that have achieved good results and expected economic benefits in terms of LED street lamps. It can be said that almost no user is satisfied with the actual application effect of the products, and there is no R&D and manufacturing. Manufacturers or lighting engineering companies have achieved good market performance and economic benefits in LED products, and local street lamp management departments have severely resisted the high maintenance costs caused by the blind promotion of mature LED street lamp products, making high-power LEDs There is no way for streetlights to truly form a healthy and healthy market. It is still a state of “satisfaction and not a seatâ€, and even severely hits the confidence of many enterprises and practitioners in the industry.
The reasons for the above phenomenon, in addition to the economic cost factor, the most important thing is that the overall quality and reliability of the product cause poor use, high maintenance and replacement costs, and even affect the engineering image, so that many have the economic ability and are willing to promote the use of new products. The customer, there is a feeling of being deceived, thus losing confidence in the LED road lighting products, from support to boycott, and finally give up. The reasons for the poor quality and reliability of the products are as follows:
1. Most LED street lamp manufacturers are not specialized in researching optoelectronic products but are extending from the traditional lighting industry. These two products have essential differences from performance to application, but the manufacturers do not master these rules and produce them. The products do not meet the characteristics of LED optoelectronic products, resulting in waste of resources and serious product damage;
2, the most fundamental problem affecting the life and damage rate of LED light source----heat dissipation and balance are not well solved, or the solution mechanically pay attention to structural heat dissipation, while ignoring many of the characteristics of LED itself;
3. The application of the optical characteristics of the LED light source is simple, which makes it difficult for the final street lamp product to meet the most basic illumination and uniformity requirements of the road lighting, which brings problems to the user and the street lamp management department;
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