Vacuum Cleaner Brushless Motor-BLDC Vacuum Cleaner Brushless Motor-Bldc,Brushless Motor Cordless Vacuum Cleaner,Brushless Motor Vacuum Cleaner,Vacuum Cleaner For With Brushless Motor Zhoushan Chenguang Electric Appliance Co., Ltd. , https://www.vacuum-cleaner-motors.com
To provide strong technical support for the successful implementation of the “Ten Cities and Ten Thousand†semiconductor lighting demonstration project, based on the overall deployment of major projects and the completion of phased tasks in the previous period, this year's project deployment focused on three aspects, one is to strengthen application-oriented integration technology. Research, provide quality assurance for semiconductor lighting application demonstration; second, focus on 100 lumens / watt industrialization key technology, breakthrough power chip preparation and light source level module integration technology; third, overcome key technology of core epitaxial material growth, obtain core patents, Further exploration of the direction for the “Twelfth Five-Year†project.
"Industrialization technology for indoor lighting applications with low color temperature and high color rendering semiconductors" and "Key technology development for semiconductor lighting systems for rail cars and ships" are the major projects of the "Semiconductor Lighting Project" in 2009. The way to choose the subject to undertake the unit.
Second, the guide content
Topic 1, low color temperature and high color rendering semiconductor indoor lighting application industrialization technology
Research goal: To develop low-temperature, high-color and high-power white LED industrialization technology for indoor general lighting in classrooms and hospitals, develop large-scale production technology, use domestic chips and phosphor materials, and develop low-cost, high-cost-effective, chip wavelengths. A wide range of low color temperature white LEDs break through the design and manufacturing of key technologies for LED indoor lighting products, and develop high-efficiency, high-reliability general-purpose lighting products, which are used in practical engineering projects to promote the demonstration of semiconductor lighting applications.
Main research contents: optimization of indoor lighting, heat dissipation and structure, improving light efficiency and service life; high reliability, high efficiency LED group drive and intelligent control technology, EMC design technology of integrated lamps; phosphor and chip wavelength Research on matching technology; consistency study of color temperature and color coordinates in batch production of white LED; research on attenuation of low color temperature white LED and drift of color coordinates; LED illumination source module technology of direct chip package (COB) technology on circuit board Study the cost control method of general lighting fixtures to speed up the market.
Main indicators: The luminous efficacy of white LED devices is ≥100lm/W; the overall luminous efficacy of warm white lamps is ≥65lm/W, the light emission is 0.01~0.5lm/mm2, and the uniformity is ≥80%, and the color temperature of batch products is controlled at 3000K. ±300K, color rendering index Ra≥80; cost per kWh of lamps 
First, the guide description