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基于电子万能试验机的加强筋地膜力学性能研究

发布时间:2020-8-10 11:16:0  浏览:

皇冠即时比分XINJIANGCHUNJIFENGSHAZAIHAITIANQIJIAODUO,YOUYUMUQIANSHIYONGDEDIMOQIANGDUJIAODI,SHOUFENGSHAPOSUNYANZHONG,DAOZHIZHONGXINFUMOBOZHONG,ZHONGZHICHENGBENZENGJIA,QIECANMOBUNENGWANQUANHUISHOU,WURANYANZHONG。MUQIAN,XINJIANGNANJIANGDIQUZHONGZHIMIANHUAJUNZENGJIAFANGFENGGEDUANFANGZHIFENGSHAPOSUN,ZHISHILAODONGLIZENGJIA,DIMOCAIGUANGMIANJIANXIAO;RENGONGJIEMOHEJIANSHICANMO,LAODONGQIANGDUGAO,XIAOLVDI,WUFAQINGCHUGENGCENGCANMO,DALIANGDECANMOWURANYANZHONGYINGXIANGZUOWUDESHENGZHANGHEFAYU,QIEWURANZHOUBIANHUANJING。ZHENDUIYISHANGWENTI,YANZHICHENGGONGYIZHONGJIAQIANGJINDIMO。GAIDIMOKANGLAQIANGDUZENGDA,KANGFENGSHAZUOYONGPOSUNNENGLITIGAO,BUXUYAOZENGJIAFANGFENGGEDUAN,ZENGDALEDIMOCAIGUANGMIAN;CANMOHUISHOUQIJIAN,GAIDIMOZAIJIAQIANGJINDEZUOYONGXIA,RENGRANYOUHENDAKANGLAQIANGDU,RENGONGJIEMOKEYICIXINGHUISHOUCANMO95%YISHANG。

皇冠即时比分1、JIAQIANGJINDIMOSHEJISILU

BENJIAQIANGJINDIMOZHENDUIXIANYOUPUTONGDIMOJINXINGJIAQIANG,MUDESHIFANGZHIFENGSHADUIDIMODEPOHUAI,QIEFANGBIANCANMOHUISHOU。JIAQIANGJINDIMOSHIYIZHONGXINGAINIAN,JIUSHIZAIXIANYOUDIMODEJICHUSHANG,YANZHIYIZHONGJIAQIANGJIN。GAIJIAQIANGJINWEITOUMINGSULIAOJIAODAI,YIBoppSHUANGXIANGLASHENJUYIXIBOMOWEIJICAI,JINGGUOJIAWENJUNYUNTUMOYAMINJIAORUYEZHIDE。QIZHANJIELIQIANG、TIEHESUDUKUAI、SUNHAOSHAO,HOUDUWEI0.012mm,KUANDUWEI10mm,LIYONGJIAQIANGJINDIMOJIAGONGJIXIEHEPUTONGDIMOXUNSUZHANJIE。YINCI,YAOQIUJIAQIANGJINJIKEYUDIMOHENHAOZHANJIE,HAIYAOYOUZUGOUDEQIANGDUHEYANZHANXING。XINJIANGZHONGZHISHENGCHANMIANHUAZHUYAOYOU760mmDENGXINGJU、(680+80)mm×100mmHE(660+100)mm×100mm3ZHONGZAIPEIMOSHI。WEILESHIYIMIANHUAZHONGZHIMOSHI,JIAQIANGJINBUZHIZAIZHONGXINGLIANGBIAN,BIMIANZHONGZIBOZAIJIAQIANGJINSHANG,CHUXIANLOUBOQINGKUANG。TU1SUOSHIWEISHIYI(660+100)mm×100mmMIANHUAZAIPEIMOSHIDEJIAQIANGJINDIMOSHIYITU。

 地膜力学研究

2、SHIYANGGUIGE

 

加强筋使地膜的抗拉能力增强,能有效减少残膜污染。本文对加强筋地膜和普通地膜的力学性能进行分析和对比。试验统一采用GB/T-1040-79标准,使用电子万能材料试验机,对加强筋、加强筋地膜、普通地膜进行拉伸,拉伸速度为5mm/min。对试样采用模具进行压切,其形状、尺寸和材料采用GB/T1040。样本试样标准如图2所示。

 

SHIYANGFENWEIJIAJUJIACHIBUFENn、GUODUBUFEN(HULVEBUJI)HEDAICEBUFEN(L-2n)。BIAOJU(L-2n)SHIDAICEBUFENDEZHUTI,QIJIEMIANJIWEIA0。ANBIAOJU(L-2n)YUQIKUANDUDZHIJIAN•902•2015NIAN7YUENONGJIHUAYANJIUDI7QIDOI:10.13427/j.cnki.njyi.2015.07.049CHENGBILI(5∶1),LASHENSHIYANDEYANGBENFENWEIJIAQIANGJINDIMO、JIAQIANGJIN、PUTONGDIMO,QISHIYANGRUTU3SUOSHI。

 YANGBENDEZHIZUOCAIYONG(150×10)mmDEDAOJU,QIEXUEGONGJUCAIYONGKY-4025XINGCHONGPIANJI,YAZHIYANGBENSHICAIYONGRENLIXUANZHUANJINXINGQIEXUE。QIEXUESHI,JIANGSHIYANGZHEDIEJICENG,JINXINGYICIYAZHIYANGBEN,GENJUSHIYANGDECAILIAODEBUTONG,GEQU5GEYANGBEN,CAIYONGDIANZIWANNENGCAILIAOSHIYANJIJINXINGLASHENSHIYAN。

电子万能材料试验机

皇冠即时比分DIANZIWANNENGCAILIAOSHIYANJIDEXINGNENGCANSHURUXIA:

皇冠即时比分CELIANGFANWEI/N:20~10000

皇冠即时比分SHIYANLISHIZHIXIANGDUIWUCHA/%:-0.5~0.5

HENGLIANGZUIDAXINGCHENG/mm:800

HENGLIANGYIDONGSUDUFANWEI/mm•min-1:0.05~500

皇冠即时比分JIAZAIHEFANGSHI:GAOJINGDUSIGANGQUDONG

皇冠即时比分WEIYIFENBIANLV/mm:0.01

HENGLIANGSUDUXIANGDUIWUCHA/%:-0.5~0.5

JIQIZHILIANG/kg:YUE200

HENGLIANGSUDUSHEDINGFANGSHI:RENJIDUIHUASHI13JISHEDING

 

3、LIXUEXINGNENGCANSHUFENXI

 SHIYANGUOCHENGZHONGDEXINGNENGCANSHURUBIAO1SUOSHI。SUIZHEHENGSULASHEN,PUTONGDIMOSUXINGJIAOHAO,POHUAIZAIHEYUEWEI1.42N,DUANLIEZAIHEWEI1.08N。JIAQIANGJINSUXINGJIAOCHA,DANPOHUAIZAIHEWEI29.66N,DUANLIEZAIHEWEI26N,GAOYUPUTONGDIMOLIXUEXINGNENG。JIAQIANGJINDIMOLIXUEXINGNENGYUJIAQIANGJINLIXUEXINGNENGXIANGJIN,JIAQIANGJINDIMODEPOHUAIZAIHEWEI30.76N,DUANLIEZAIHEWEI29.6N。

 

4、SHIYANJIEGUOFENXI

PUTONGDIMO、JIAQIANGJIN、JIAQIANGJINDIMODUANLIEZAIHEDEDUIBI,RUTU4SUOSHI。PUTONGDIMODEDUANLIEZAIHEWEILISANDIAN,QIQUXIANJIEJINZHIXIAN;ERJIAQIANGJINHEJIAQIANGJINDIMODELISANDIANFUDONGJIAODA,DANNIHEQUXIANRENGWEIXIANXING。GUQIDUANLIEZAIHEFUDONGZAIYIDINGDEFANWEINEI,ZHEIWEIXIANGTONGCAILIAOSHUXINGDESHIYANTIGONGLEKEXUEYIJU。

皇冠即时比分DUANLIEZAIHESHIJIAQIANGJINDIMODELIXUEXINGNENGZHONGYAOZHIBIAOZHIYI,DUANLIEZAIHEZHIJIEYINGXIANGJIAQIANGJINDIMOCANMOHUISHOUXIAOLV。PUTONGDIMODEDUANLIEZAIHEZUIDAYUEWEI1.5N,RENGONGJIEBIANMOSHICANMOMAIYUTUXIA,CANMOSHANGTUDEYALICHAOGUOPUTONGDIMODUANLIEZAIHE,DAOZHICANMOWUFAHUISHOU,SHINONGYEBAISEWURANDEZHUYAOYUANYIN。ERJIAQIANGJINDEDUANLIEZAIHEYUEWEI26N,JIAQIANGJINDELIXUEXINGNENGZHIJIEYINGXIANGJIAQIANGJINDIMODELIXUEXINGNENG,DUANLIEZAIHEYUEWEIPUTONGDIMODE24BEI。ERJIAQIANGJINDIMOYOUYUCUNZAIJIAQIANGJIN,QIDUANLIEZAIHEMINGXIANGAOYUPUTONGDIMO,YUEWEI29.6N,WEIPUTONGDIMODE27.4BEI。JIAQIANGJINYOUXIAOTIGAOLEJIAQIANGJINDIMODELIXUEXINGNENG,TIGAOLECANMOHUISHOUXIAOLV。BENKETIZUYANZHIDEJIAQIANGJINDIMOYUANYUPUTONGDIMODECANMOHUISHOULVJIAODI、WURANYANZHONG、LANGFEILAODONGLIJINONGYECHENGBENZENGJIADENGWENTI。JIAQIANGJINDIMODEYANZHICHENGGONGJIBENJIEJUENONGYECANMOWURANWENTI,CANMOHUISHOULVWEI95%,HUANJIELENONGYESHENGCHANZHONGLAODONGLIBUZU,WEIHOUXUDESHENGCHANTIGONGLEBAOZHANG。

 

5JIELUN

1)JIAQIANGJINDIMODELASHENQIANGDUYUEWEI54.972MPa,POHUAIZAIHEWEI29.66N,DUANLIEZAIHEWEI26N。

2)JIAQIANGJINDIMOBIJIAQIANGJINLIXUEXINGNENGGAO。GAIJIAQIANGJINDIMOYUE26NSHIFASHENGDUANLIE,ERJIAQIANGJINDIMO,YUE29.6NSHIYANGBENFASHENGDUANLIE。

3)PUTONGDIMODEDUANLIEZAIHEZUIDAYUEWEI1.08N,JIAQIANGJINDEDUANLIEZAIHEYUEWEI26N,JIAQIANGJINDEDUANLIEZAIHEYUEWEIPUTONGDIMODE24BEI。ERJIAQIANGJINDIMODEDUANLIEZAIHEYUEWEI29.6N,YUESHIPUTONGDIMODE27.4BEI,JIAQIANGJINDIMOQITALIXUEXINGNENGWANQUANYOUYUPUTONGDIMO。

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