SSL LED lighting component illusion

[Text / "High-tech LED - Technology and Applications" September issue]

The trend of future replacement of traditional LED products with traditional lighting is certain, but the future LED lighting products will enter in what form, but it is worthy of consideration for all LED lighting products manufacturers. Perhaps it is still the continuation of traditional lighting, perhaps a product with more LED-specific features. No matter what form of expression, it is certain that high-efficiency, low-cost, easy-to-maintain lighting products will be the mainstream form in the future. Therefore, the most suitable products for LED products in the future are only in the form of optical components, which include components such as light source components, power components, housing components, and connector components. The market characteristics can be expressed as follows:

First of all, the process assembly is more convenient and convenient for automated scale production; secondly, improving the yield rate can reduce the manufacturing cost; third, the ordinary consumer can also change the light-emitting characteristics of the light source without repurchasing the lamp housing; In other words, the optical component is an LED lighting product that can reduce the price of the LED product, reflect the LED characteristics, and realize marketization.

No one knows what kind of appearance LED lighting products will look like in the future. Therefore, as a possible mainstream product, optical components, the appearance can also be diverse, but no matter how the shape changes, under the market requirements. Must have their own standards:

(1) Minimum light efficiency standard

At present, LED products can achieve 90-110Lm/W in actual use, but to reflect the LED energy-saving effect, in actual use, the light efficiency must reach 240Lm/W or more. Of course, the higher the light efficiency, the better. Increase, indicating that the higher the conversion rate of electro-optical light, the less heat is generated, the smaller the dependence of the product on the radiator, not only can reduce the amount of radiator used, reduce the energy consumption in the manufacturing process, but also make it easier to design. The appearance of the SSL product features;

(2) Unified illumination standard

Whether it meets the human body's standard for light demand, illuminance is the key measure of the product, and the product with high light efficiency, if the illuminance of the product can not meet the daily use standards of consumers, the light emitted by it is useless.

The lighting standard depends on the following points: 0.4 for general indoors.
1. Illumination distribution of lamps 2. Lamp efficiency 3. Relative position of lamps in the irradiation area 4. Reflected light in the enclosed area using coefficient method = (source light flux) × (CU) × (MF) ÷ area of ​​illumination, maintenance The coefficient MF = (LLD) X (LDD), generally takes 0.7 to 0.8.
(3) Uniform positioning point size

When consumers purchase L ED lighting products in the existing market, they usually need to purchase the entire luminaire. However, if the light source is damaged, the color is not satisfactory, or the brand of the light source needs to be replaced, the entire luminaire needs to be purchased again. It is a wasteful choice for consumers. The light source part of the optical component adopts the form of components, which obviously avoids waste of resources when replacing the light source. However, due to the difference between the manufacturer and the product, if there is no uniform standard, the homogenous product will not be matched. Phenomenon, therefore, only the establishment of the standard positioning point standard of the light source product components, including the position standard, the aperture size, etc., can achieve the alternative of the light source (as shown in Figure 1).


Unfinished

For more information, please refer to the September issue of "High-tech LED-Technology and Applications"

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