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学手艺的文章以后地位:手艺撑持>改变流变仪RheolabQC采用银浆黏性测试

扭转流变仪RheolabQC用于银浆黏度检测

点击次数:1915  更新时候:2022-04-08

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01

甚么是光伏银浆?

太阳能光伏太阳能银浆是种以银粉主要材料的更本来面目资源,由高饱和度的银粉、破璃硫化物、无机物资源等所造成的机械设备掺杂物的稠状状浆料,此中银粉能起提议性身分,比率约98%。银浆常见以分成导电银浆、电阻器银浆与电熔银浆,此中90%以上内容应用在导电,故太阳能光伏太阳能银浆又被称为导电银浆。


太阳能发电银浆是太阳能发电手机电池箱片生厂建设BI备的通常耗材类,银浆的成本的比例为絕對较高,其身体机都干系到太阳能发电手机电池箱的光电公司身体机都,是以银浆的测试特别通常。
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02

光伏银浆的黏度丈量

太阳能发电银浆的粘度仗量,在其出厂精加工、存放和车辆、uv打印机彩印、涂层厚度检测及干固程序中,必备条件很是最主要的的的意思和度化。


出产阶段

倘要是浆料的黏性过大,会引致搅拌设备坚苦,保送生通道水头损失赋予,泵的负荷量增高;倘要是黏性太低,会引致悬浮物粉末的沉降,走霉运于浆料的评均性和不减性。


存储阶段

银浆应具备着必然性的屈就扯力,确认不消失汲取状况,后勤保障浆料的不会改变性。


印刷阶段

浆料应有分割变稀的特征描述,使其应有杰出人物的uv打印机彩印顺势而为性,拿得几多形壮及体积尺寸实时控制的湿膜原型。在流平溶胶凝胶法的时候,浆料运动粘度应灵敏变高以拿得想法的网幅员形及体积尺寸。膜层的各个不正常表达如膜层宽化、边界“圆齿化"、飞墨、毛刺现象、位置膨胀等都和浆料的运动粘度相关的。
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03

银浆粘度勘界


别离接纳安东帕的扭转流变仪RheolabQC与市场上经常利用的椎板黏度计对(dui)银浆的黏度停止丈量。

丈量

主机

RheolabQC

椎板黏度计

定子
CC10(得力圆筒形CC)
圆锥形旋转叶(锥板CP)
恒温恒湿装配图
C-LTD80/Q
传统艺术水浴

表1 相互配套安装

尊重不异的标油,电力能源黏性臭街数值30000mPa.s,离别尊重RheolabQC和椎板黏性计设施系统性,不异温湿度下,停掉黏性各种考试,各种考试成功见表2。


表2 标油测量研究成果


为了能够史料考证这两种设备转备罢放检验软件成绩总是性,取不异的银浆备样,一统温差,一统、剪切访问速度,优越性侧量裝配终止黏性检验软件,成绩见表3。


表3 银浆试样测试方法效果


由软件检验效果可判断出:RheolabQC软件检验标油黏性值更挨着标油杰出值。不异温差,不异复制粘贴运行速度下,椎板黏性计黏性妥协移就大,RheolabQC软件检验再生资源黏性值反复性性更佳。


银浆不是种高稠度多相浮动脱离体统,在切剪力度化下马太效应出很是复杂化的主题活动纪律作风及设计的样子的适应。


椎板里头处的分割缝隙所有很是窄,银粉在银浆中比率70%~90%,离子纯度很是高,粒度分布煽动广,分割速度中随随便便显现出壁滑移现象或只有一回合部合格品因受分割。


RheolabQC同轴圆筒形环型分割裂缝将被過量的试样厚层从下边笼盖,全体师生分割,是以公测课题具备条件效果更好的反复不断地出现性,对银浆的品质质量规范供给量强软弱无力的撑持。


RheolabQC

撑持内部计较机节制


RheoCompass™ Light,

更多丈量参数期待您去测验考试


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