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關(guān)于光源色溫對隧道照明效果影響的研究

發(fā)布時(shí)間:2018-04-10 01:29

  本文選題:隧道 切入點(diǎn):照明 出處:《大連海事大學(xué)》2017年碩士論文


【摘要】:光源因?yàn)槠涔庾V分布不同而具有不同的色溫,人眼對于不同的光譜和色溫會產(chǎn)生不同的視覺響應(yīng)。亮度水平是評價(jià)隧道照明質(zhì)量的重要標(biāo)準(zhǔn)之一,而常常忽略光源色溫對隧道照明效果的影響。因此,本文的研究重點(diǎn)為"在隧道照明的光環(huán)境中,定量分析光源色溫對駕車人員視覺功能的影響"。由于高速公路隧道各段照明亮度水平涵蓋了中間視覺范疇和明視覺范疇,所以本文分為低背景亮度和高背景亮度兩種情況進(jìn)行實(shí)驗(yàn)。在介紹人眼視覺形成過程后,總結(jié)出隧道照明環(huán)境下駕駛員的視覺反應(yīng)特性。重點(diǎn)討論了反應(yīng)時(shí)間與交通事故的關(guān)系,為了保證隧道的出行安全,將"反應(yīng)時(shí)間"作為評價(jià)光源光效的參數(shù)是非常重要而且必需的。在參考國內(nèi)外有關(guān)資料的基礎(chǔ)上,結(jié)合研究隧道照明的實(shí)際需要,設(shè)計(jì)并研制一套"反應(yīng)時(shí)間測量系統(tǒng)"。通過該系統(tǒng)模擬隧道各段照明環(huán)境,測量人眼在不同實(shí)驗(yàn)條件下觀測視標(biāo)的反應(yīng)時(shí)間。通過對實(shí)驗(yàn)數(shù)據(jù)進(jìn)行回歸分析,分別得到低背景亮度下和高背景亮度下,反應(yīng)時(shí)間與光源色溫的函數(shù)關(guān)系式,分析歸納出反應(yīng)時(shí)間與背景亮度、視標(biāo)對比度和視標(biāo)偏心角的變化關(guān)系。通過對比發(fā)現(xiàn),在低背景亮度下,光源色溫對反應(yīng)時(shí)間的影響程度要比在高背景亮度下的明顯。最后,在中間視覺條件下,本文分析了人眼視亮度與光源色溫之間的關(guān)系。在背景亮度一定的情況下,人眼視亮度隨色溫的升高而增加,增加的幅度和速度隨著色溫的增加而變小;隨著背景亮度的增加,色溫對人眼視亮度影響的規(guī)律不變,但影響程度變小。
[Abstract]:Because of its light source spectral distribution is different with different color, the human eye will produce different visual responses to different spectral brightness and color temperature. The level is one of the important standards to evaluate the quality of tunnel lighting, and often ignore the effects of light color temperature on tunnel lighting effect. Therefore, the focus of this article is "in the light of the tunnel lighting in the quantitative analysis of the influence of" the color temperature of the light source to drivers' visual function. Because each highway tunnel lighting brightness level covers the intermediate visual category and Ming visual category, so this paper is divided into the low background brightness and high background brightness of two kinds of experiments. In the formation process of visual references, summed up the visual response properties of lighting the driver under the tunnel environment. It focuses on the relationship between reaction time and traffic accident, in order to ensure the tunnel travel safety, "response time" as a commentary The price of efficient light source parameters is very important and necessary. Based on relevant data at home and abroad, combined with the actual needs of the tunnel lighting, designed and developed a set of "reaction time measurement system. Through the system simulation of tunnel segment lighting environment, measurement of human eye observation and reaction time as the standard in different experimental conditions. Through the regression analysis of experimental data, low background brightness and high background brightness were obtained under the function relation of the reaction time and the light source color temperature, analyzed and summarized the reaction time and the background brightness, visual target contrast and visual target changes in the relationship between the eccentric angle. By contrast, in low background brightness. Influence of color temperature on reaction time than in the high background brightness is obvious. Finally, under mesopic conditions, this paper analyzes the relationship between human visual brightness and color temperature of the light source in the background. Under the condition of certain brightness, the brightness of human eye increases with the increase of color temperature. The amplitude and speed increase with the increase of color temperature. With the increase of background brightness, the influence of color temperature on human eye brightness is unchanged, but the degree of influence is smaller.

【學(xué)位授予單位】:大連海事大學(xué)
【學(xué)位級別】:碩士
【學(xué)位授予年份】:2017
【分類號】:U453.7

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