當前位置:> 供求商機> 金屬鹵素燈老化試驗箱


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光源模擬:金屬鹵素燈的輻射特性"},"attribs":{"0":"*0+i"}},"apool":{"numToAttrib":{"0":["author","7500478847495898171"]},"nextNum":1}},"type":"heading3"}},"Jk6Tfg4sfdzw5fcGwu8ctcnnnHb":{"id":"Jk6Tfg4sfdzw5fcGwu8ctcnnnHb","snapshot":{"align":"","author":"7500478847495898171","children":[],"comments":[],"hidden":false,"locked":false,"parent_id":"CypBfM9MmdelvGcY8lPc6wnAnLd","revisions":[],"text":{"initialAttributedTexts":{"text":{"0":"設備采用金屬鹵素燈作為核心光源,其發光原理是在高壓汞燈的基礎上,向燈內填充碘、溴等金屬鹵化物。通電后,汞蒸氣與金屬鹵化物在高溫下發生反應,激發產生高強度的連續光譜,該光譜能較好地模擬太陽光中的紫外光、可見光甚至部分近紅外光波段。與傳統紫外燈相比,金屬鹵素燈的光譜更接近自然太陽光,可同時模擬光氧化、光降解等多種光老化效應,尤其適合需要評估全光譜輻射影響的產品(如戶外使用的涂料、塑料件等)。此外,設備可通過調節燈光功率、照射距離,精確控制輻射強度,滿足不同標準(如ISO、ASTM、GB等)對老化測試的輻射量要求。"},"attribs":{"0":"*0+75"}},"apool":{"numToAttrib":{"0":["author","7500478847495898171"]},"nextNum":1}},"type":"text"}},"ExmBfYjRYd6116c60ITc9F2znqf":{"id":"ExmBfYjRYd6116c60ITc9F2znqf","snapshot":{"type":"heading3","parent_id":"CypBfM9MmdelvGcY8lPc6wnAnLd","comments":[],"revisions":[],"locked":false,"hidden":false,"author":"7500478847495898171","children":[],"text":{"initialAttributedTexts":{"text":{"0":"2. 溫濕度協同控制:強化老化效應"},"attribs":{"0":"*0+h"}},"apool":{"numToAttrib":{"0":["author","7500478847495898171"]},"nextNum":1}},"align":""}},"S518fOoXcdRk8Pc6iAhcnAlanRf":{"id":"S518fOoXcdRk8Pc6iAhcnAlanRf","snapshot":{"type":"text","parent_id":"CypBfM9MmdelvGcY8lPc6wnAnLd","comments":[],"revisions":[],"locked":false,"hidden":false,"author":"7500478847495898171","children":[],"text":{"initialAttributedTexts":{"text":{"0":"自然環境中的老化過程往往是光、熱、濕度共同作用的結果,金屬鹵素燈老化試驗箱通過精準的溫濕度控制系統,實現“光-熱-濕"協同老化模擬。在溫度控制方面,設備通過加熱管、制冷系統(如壓縮機)和溫度傳感器,將試驗腔體內溫度穩定在設定范圍(通常為常溫~80℃,部分高溫型可達到150℃),高溫環境能加速材料的分子運動,促進光氧化、熱降解反應的進行;在濕度控制方面,通過加濕器、除濕器和濕度傳感器,調節腔體內相對濕度(通常為30%~95%RH),高濕度環境可模擬雨天、潮濕氣候,加速材料的水解、霉變或腐蝕,而低濕度環境則可模擬干旱氣候下的老化過程。"},"attribs":{"0":"*0+7g"}},"apool":{"numToAttrib":{"0":["author","7500478847495898171"]},"nextNum":1}},"align":""}},"DuhrfSPKqdhaS1cX4W3c7vIynze":{"id":"DuhrfSPKqdhaS1cX4W3c7vIynze","snapshot":{"type":"heading3","parent_id":"CypBfM9MmdelvGcY8lPc6wnAnLd","comments":[],"revisions":[],"locked":false,"hidden":false,"author":"7500478847495898171","children":[],"text":{"initialAttributedTexts":{"text":{"0":"3. 氣流循環與均勻性保障"},"attribs":{"0":"*0+d"}},"apool":{"numToAttrib":{"0":["author","7500478847495898171"]},"nextNum":1}},"align":""}},"HCyDfmBOsdgRNIcdgROcr5l0ntc":{"id":"HCyDfmBOsdgRNIcdgROcr5l0ntc","snapshot":{"type":"text","parent_id":"CypBfM9MmdelvGcY8lPc6wnAnLd","comments":[],"revisions":[],"locked":false,"hidden":false,"author":"7500478847495898171","children":[],"text":{"initialAttributedTexts":{"text":{"0":"設備內置氣流循環風扇和導風結構,使試驗腔體內的空氣均勻流動。一方面,氣流能帶走樣品表面因燈光照射產生的局部熱量,避免樣品局部溫度過高導致老化不均勻;另一方面,均勻的氣流可確保腔體內各區域的溫濕度、輻射強度保持一致,保證多個樣品或同一樣品不同部位的老化條件統一,提高測試結果的準確性和重復性。此外,部分<a class=" style="color:red" 4.="" 1.="" exterior="" 2.="" a="" class="lark-record-clipboard" data-lark-record-format="docx/record">
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