Intensity of illumination calculation method and formula of street lamp

Average illuminance calculation formula of the lamps in the same online, for beginners who just contact street lamp, head a series of question marks, lighting symbol? Illuminance standard? It was a famished. Below is the small make up after finishing, the simple average of the lamps in the

online calculation formula of the average illuminance of the lamps in the same LED street lamp, for beginners who just contact street lamp, a series of question marks, head light symbols? Illuminance standard? It was a famished. Below is the small make up after finishing, the most simple calculation formula of the average illuminance of the lamps in the hope to help you. Street lamp calculation formula of the average illuminance: E = U F * * K * N/S * WE: F: the average illuminance on the lamp flux LMN: street light arrangement ( （ 2 of N lamps for symmetrical layout, unilateral and staggered when take 1) U: using the coefficient of 0. 65 ( Elevation and lamps and lanterns light distribution and installation condition, high lever related to road surface in proportion to the effective width) K: for maintenance factor ( And light source the light failure, lamps and lanterns of IP and environment cleaning degree) S: W: lamp installation spacing road width F, U, K data is based on the choice of the type of lamps and lanterns and light source. The above formula is the estimate formula of street lamp illumination, can only calculate the average illuminance, calculate out the minimum illumination lamps and illumination evenness. For high precision, please use the street lamp lighting calculation software. At the same time, you have other needs can also to come to consult suppliers and professionals. Believe that professional answer will give you a more accurate selection.