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MCBW-1821門窗保溫性能檢測設(shè)備 建筑門窗保溫性能檢測設(shè)備 建筑門窗保溫性能試驗(yàn)機(jī)
一、設(shè)備簡介:建筑門窗保溫性能檢測設(shè)備是我公司最新研制開發(fā)的全自動(dòng)檢測系統(tǒng)。依照GB/T 8484-2020《建筑外門窗保溫性能檢測方法》,該方法的理論依據(jù)為GB/T 13475-2008 《絕熱 穩(wěn)態(tài)傳熱性質(zhì)的測定 標(biāo)定和防護(hù)熱箱法》中的標(biāo)定熱箱法。它是基于穩(wěn)態(tài)傳熱原理,采用標(biāo)定熱箱法檢測建筑外門窗傳熱系數(shù)。試件一側(cè)為熱箱,模擬供暖建筑冬季室內(nèi)氣溫條件;另一側(cè)為冷箱,模擬冬季室外氣溫和氣流速度。在對(duì)試件縫隙進(jìn)行密封處理,試件兩側(cè)各自保持穩(wěn)定的空氣溫度、氣流速度和熱輻射條件下,測量熱箱中加熱裝置單位時(shí)間內(nèi)的發(fā)熱量,減去通過熱箱壁、試件框、填充板、試件和填充板邊緣的熱損失,除以試件面積與兩側(cè)空氣溫差的乘積,即可得到試件的傳執(zhí)系數(shù)K值。
二、技術(shù)參數(shù):
1、熱箱控溫范圍:10~50℃ 測量精度:0.2℃ ;
2、控溫波動(dòng)范圍:0.01~0.1 ℃;
3、冷箱控溫范圍:-22~-10℃ 測量精度:0.2℃;
4、控溫波動(dòng)范圍:0.01~0.2 ℃ ;
5、熱箱功率測控范圍:10~1500W 精度:0.2% ;
6、熱箱穩(wěn)態(tài)功率波動(dòng)范圍: ≤1% ;
7、測試效率:
(1) 斷續(xù)試件測試:指不定期間歇式測試一個(gè)試件總耗時(shí)約:9~10小時(shí)/件 ;
(2) 連續(xù)試件測試:指一段時(shí)期內(nèi),連續(xù)測試同一或不同一試件的總耗時(shí)約 8~9小時(shí)/ 件 ;
8、門窗試件尺寸:1500mm×1500mm ~ 1800mm×2100mm范圍內(nèi)選定 ;
9、配電動(dòng)力:交流380V,功率≤15kW ,三相五線制 ;
10、設(shè)備外形尺寸:長×寬×高(mm) 3900×2700×3500 ;
11、設(shè)備安裝使用空間:長×寬×高(mm) 6000×4200×4000
三、優(yōu)勢特點(diǎn):
1、采用一次成型聚氨脂板,每塊預(yù)制板四周均埋有高強(qiáng)度鎖具,密封良好, 組裝方便。特別設(shè)計(jì)的角板、T 型板能十分方便地組成不同尺寸要求的試驗(yàn)室。
2、所有溫度傳感器全部采用國際公認(rèn)的高精度Pt1000鉑電阻,不惜成本確保精度,采用優(yōu)質(zhì)大功率冷凍機(jī),快速制冷,提高試驗(yàn)效率;
3、先進(jìn)的數(shù)據(jù)采集處理系統(tǒng),所有曲線真實(shí)顯示,能自動(dòng)對(duì)結(jié)果進(jìn)行分析處理,并及時(shí)準(zhǔn)確的輸出檢測報(bào)告;
4、濕度控制系統(tǒng)采用專用除濕機(jī),控制精度完全滿足新標(biāo)準(zhǔn)的要求;
5、原始記錄采用Microsoft Word進(jìn)行處理,用戶可自行修改制作內(nèi)容,軟件內(nèi)附國家建筑工程質(zhì)量監(jiān)督檢驗(yàn)中心的報(bào)告格式供用戶參照。The insulation perbance testing equipment for building doors and bs is the latest fully automatic testing system developed by our company. According to GB/T 8484-2020 "Test Method for Thermal Insulation Perbance of Building External Doors and Windows", the theoretical basis of this b is the calibration hot box b in GB/T 13475-2008 "Determination of Thermal Insulation Steady State Heat Transfer Properties - Calibration and Protection Hot Box Method". It is based on the principle of steady-state heat transfer and uses the calibrated hot box b to detect the heat transfer coefficient of building exterior doors and bs. One side of the test piece is a hot box, simulating the indoor temperature conditions of a heating building in winter; The other side is a cold box that simulates outdoor temperature and airflow velocity in winter. After sealing the gaps of the specimen and maintaining stable air temperature, airflow velocity, and thermal radiation conditions on both sides of the specimen, measure the heat generation per unit time of the heating device in the hot box. Subtract the heat loss passing through the hot box wall, specimen frame, filling plate, specimen, and filling plate edge, and divide by the product of the specimen area and the temperature difference between the air on both sides to obtain the K value of the specimen's adhesion coefficient.
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