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高低温试验箱循环测试试验标准GBT2423-2001

时间:2020-12-22 点击次数:250

高低温测试是用来确定产品在高温气候环境条件下储存、运输、使用的适应性的方法。试验的严苛程度取决于高温的温度和曝露持续时间。高低温试验是高温试验和低温试验的的简称,试验目的是评价高低温条件对装备在存储和工作期间的性能影响。高低温试验的试验条件、试验实施、试验步骤在GJB150.3A一2009《试验室环境试验方法高温试验》与GJB150.4A—2009《试验室环境试验方法低温试验》中都有详细的规定。

1。非散热样品和散热样品

ZAIZIRANKONGQITIAOJIANXIAJINXINGSHIYAN,SHIYANYANGPINWENDUDADAOWENDINGHOU,BIAOMIANREDIANDEWENDURENGGAOYUZHOUWEIDAQIWENDU5℃YISHANGDECHENGZHIWEISANRESHIYANYANGPIN;DENGYUHUODIYU5℃YIXIADEWEIFEISANRESHIYANYANGPIN。SUOYOUFEIGONGZUOXINGDEZHUCUN、YUNSHUSHIYAN,JUNWEIFEISANRESHIYAN。ZAIGONGZUOZHUANGTAIXIASHIYANSHI,DANGSHIYANYANGPINWENDUDADAOWENDINGHOU,FANWENSHENGXIAOYU5℃DEYICHENGWEIFEISANRESHIYAN。RUDIANFENGSHANZAIJINXINGXINGSHISHIYANHOU,RUOYICHUJIDEWAIBIAOMIANWENSHENGJUNBUGAOYU20℃,JIUSHISANRESHIYAN。

2。温度突变试验和温度渐变试验

DANGSHIYANXIANG(SHI)WENDUSHENGDAOHUOJIANGZHIGUIDINGDEWENDUHOU,LIJIJIANGYANGPINFANGRUSHIYANXIANGJINXINGSHIYAN,CHENGWEIWENDUTUBIANSHIYAN,ERJIANGYANGPINXIANFANGRUWENDUWEISHIWENDESHIYANXIANGZHONG,RANHOUJIANGXIANGNEIWENDUZHUJIANSHENGDAOHUOJIANGZHISHIYANSUOGUIDINGWENDUDESHIYAN,CHENGWEIWENDUJIANBIANSHIYAN。

YIBANLAIJIANG,RUOYIZHIWENDUTUBIANDUISHIYANYANGPINBUCHANSHENGQITAYOUHAIYINGXIANGSHI,WEIJIESHENGSHIYANSHIJIAN,YINGCAIYONGWENDUTUBIANSHIYAN,FOUZECAIYONGWENDUJIANBIANSHIYAN。

3。无强迫空气循环试验和有强迫空气循环试验

FEISANRESHIYANSHI,CAIYONGQIANGPOKONGQIXUNHUAN,KETIGAOREJIAOHUANXIAOLV。KONGQIXUNHUANSUDUYUGAO,REJIAOHUANXIAOLVYUGAO。SUOYIZAIJINXINGZHEIZHONGQIANGPOSHIYANSHI,JIANYICAIYONGKONGQIXUNHUANSUDU≥2m/s。ERSANRESHIYANSHI,BIJIAOHAODEFANGFASHICAIYONGWUQIANGPOKONGQIXUNHUANSHIYAN。RUGUOCAIYONGWUQIANGPOKONGQIXUNHUANHAIBUNENGMANZUSHIYANYAOQIUSHI,YINGCAIYONGQIANGPOKONGQIXUNHUANSHIYAN。

试验设备及试验参数

1。试验设备

GAOWENSHIYANYIBANSHIJIANGCHANPINZHIYUHENGWENXIANGHUOHENGWENSHINEIJINXINGSHIYAN。JIEZHIDEWENDUYONGWENDUJIZAIBUTONGWEIZHICEDING,QUQISUANSHUPINGJUNZHI。DANYAOQIUXIANGNEIWENDUJINKENENGJUNYUN,TONGGUOREKONGQILIUDONGJIARECHANPIN,BUYINGSHISHIYANYANGPINKAOJINREYUAN。WEIJIANSHAOFUSHEYINGXIANG,SHIYANXIANGDEBIWENBUYINGGAOYUHUANJINGWENDU3%。

DIWENSHIYANYIBANZAIDIWENXIANG(SHI)NEIJINXING,QIWENDUYIBANKAORENGONGZHILENGDEFANGFAHUODE。ZAIDIWENXIANGDEYOUXIAOGONGZUOKONGJIANNEI,YONGQIANGPOKONGQIXUNHUANLAIBAOCHIDIWENTIAOJIANDEJUNYUNXING。

2。试验参数

ANDIQUHESHIYONGCHANGHEBUTONG,GB2423·1YI81HEGB2423·2—81FENBIEGUIDINGLEBUTONGWENDUDENGJIDEYOUXIANSHUZHI。

DIWENHUANJINGWENDU:YI65℃,YI55"C,YI45"C,YI40℃,YI30℃,YI25℃,YI15℃,YI10℃,YI5℃,0℃,+5℃;

GAOWENHUANJINGWENDU:+200℃,+17S℃,+155℃,+125℃,+100℃,+8S℃,+70℃,+65℃,+60℃,+55℃,+50℃,+45℃,+40℃,+3S℃,+30℃。

WENDUDEYUNXUPIANCHAFANWEIJUNWEI±2℃。

ZAISHIYANYANGPINWENDUDADAOWENDINGHOU,GAO、DIWENTIAOJIANSHIYANDECHIXUSHIJIANGENJUXUYAOCONGXIALIESHUJUZHONGXUANQU:

2、16、72、95(h)。

高低温试验后产品应达到的基本要求

JINGGAODIWENSHIYANHOUDECHANPINZHILIANG,YIBANDOUSHIANCHANPINJISHUTIAOJIANHUOJISHUXIEDINGZHONGGUIDINGDEYAOQIUJIANYAN。LIRU,GAOWENHUANJINGDUIDIANJICHANPINXINGNENGDEYINGXIANG,BIAOXIANZAIDAODIANCAILIAODEDIANZUBIANDA,DAOZHIDIANLIUDEBIANHUA,DUIYOUJINGDUYAOQIUDEDIANJI,HAIHUIYINGXIANGJINGDU。YINCI,ZAIGAOWENSHIYANHOU,YINGZAISHIYANXIANGNEICEDINGJUEYUANDIANZU,QIZHIBUDIYU5MΩ,TONGSHIHAIYAOCESHIDIANJIDEQITAXINGNENG。YIBANQINGKUANGXIA,CHANPINJINGWENDUSHIYANHOU,RUONENGMANZUXIALIEJIBENYAOQIU,BIANRENWEICHANPINFUHEGAODIWENYAOQIU。

(1)CHANPINBIAOMIANWUSUNSHANG,BIANXINGDENGQUEXIAN。RUOSHITUDUBIAOMIAN,YINGMEIYOUDUCENGBOLUO、QIPAOHUOBIANSEDENGXIANXIANG。

(2)DUIYUSULIAOLINGJIAN,QIBIAOMIANWULIEWEN、QIPAOHEBIANXINGDENGXIANXIANG。

(3)XIANGJIAOZHIPINWULAOHUA、ZHANJIE、RUANHUAHELIEKAIDENGXIANXIANG。

(4)CHANPINLINGJIANHANJIEBUWEIWULIUTANGXIANXIANG。

(5)CHANPINXINGNENGSHUJUJIJIEGOUGONGNENGFUHEJISHUTIAOJIANPANYAOQIU,BUYINGCHUXIANFANGAICHANPINZHENGCHANGGONGZUODERENHEQITAQUEXIAN

高低温测试是用来确定产品在高温气候环境条件下储存、运输、使用的适应性的方法。试验的严苛程度取决于高温的温度和曝露持续时间。高低温试验是高温试验和低温试验的的简称,试验目的是评价高低温条件对装备在存储和工作期间的性能影响。高低温试验的试验条件、试验实施、试验步骤在GJB150.3A一2009《试验室环境试验方法高温试验》与GJB150.4A—2009《试验室环境试验方法低温试验》中都有详细的规定。

 

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