福建快三


影响生化培养箱温度调节精度的主要因素

2527 2 2018-04-07 泰宏医疗器械

生化培养箱对温度控制精度要求很高, 一般要求其温度控制误差不大于 ±0.5 ℃。 影响生化培养箱控温性能的因素很多, 在设计和维护中均需予以认真考虑。 本文就生化培养箱控温系统中测温元件的相关方面对其温控精度的影响进行了试验研究。

福建快三 1.CEWENYUANJIANDESHIJIANCHANGSHU

福建快三 CEWENYUANJIANFANYINGJINEIWENDU, BINGXIANGKONGWENXITONGSHURUDUANKUISONGFANKUIWENDUXINHAO。 CEWENYUANJIANTONGGUOYUSHENGHUAPEIYANGXIANGNEIKONGQIDEREJIAOHUANLAIGANZHIWENDU, JUYOUREGUANXING, ZHEIYANGDANGSHENGHUAPEIYANGXIANGWENDUBIANHUASHI, CEWENYUANJIANDESHUCHUθ f (WENDUZHISHI)ZONGSHIZHIHOUYUXIANGNEIWENDUθ o DEBIANHUA, CEWENYUANJIANDESHIJIANCHANGSHU T 2 FANYINGLEZHEIZHONGREGUANXINGDEDAXIAO, T 2 YUEDA, ZHIHOUYUEYANZHONG。 ZHEIYANG, CONGCEWENYUANJIANDEDAODEJISHIWENDUZHISHIZHI θ f SHIJISHANGBINGBUSHISHENGHUAPEIYANGXIANGNEIDEZHENSHIWENDUθ o , LIANGZHEZHIJIANCUNZAIZHECHAYI。 TU 1 JICHULEMOUSHENGHUAPEIYANGXIANGZAIJIEYUEWENDUGANRAO (5℃) ZUOYONGXIAJINEIWENDUZHENSHIZHI θ o (t) (YONGPN JIEWENDUJICEDE)YUCEWENYUANJIANCEDEZHI θ f (t) (YONGDIANJIEDIANSHUIYINWENDUJICEDE)GUODUGUOCHENGDEBIJIAO (SHEDINGWENDU θ i =30℃,QUXIANWENDUZUOBIAOWEIYU 30℃DECHAZHI Δθ)。 YOUTUKEJIAN θ o (t)HEθ f (t)LIANGQUXIANDEZHENDANGZHOUQIXIANGTONG, QIEDOUQUYUTONGYIWENDINGZHI, BUTONGDESHI θ o (t)DEZHENFUYAOBI θ f (t)DEDADEDUO, SHENGHUAPEIYANGXIANGNEIZUIGAODESHUNSHIWENDUDADAO 30.8℃, ERZAIZHEIZHONGQINGKUANGXIACEWENYUANJIANDEZHISHIZHIJINWEI 30.2℃。 ZHEISHUOMINGSHENGHUAPEIYANGXIANGNEIZHENSHIWENDUDEBIANHUAYAOBICEWENYUANJIANFANYINGCHULAIDEWENDUZHISHIZHIDEBIANHUADADEDUO, ERTAMENDECHAYICHENGDUQUJUEYUCEWENYUANJIANDESHIJIANCHANGSHU T 2 , QIDAZEDAZHI, XIAOZEXIAOZHI。 SHENGHUAPEIYANGXIANGNEIWENDUZHENSHIZHIYUCELIANGZHIZHIJIANZHEIYIWUFAZHIJIEKANDAODECHAYI, ZAISHIJIGONGZUOZHONGWUBICHONGFENZHUYI,YINWEIYOUSHISUIRANCEWENYUANJIANZHISHIHUOJILUDEWENDUZHISHIFUHEYAOQIUDE, DANSHIJISHANGZAIYIDUANSHIJIANZHONGXIANGNEIDEZHENSHIWENDUYIDADACHAOCHULEGUIDINGFANWEI。 CEWENYUANJIANDESHIJIANCHANGSHUYUEDA, ZHEIZHONGQINGKUANGYUEYANZHONG。


KUAIJIPENGYOUFENXIANGBA!

点赞+1