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  • 2024

    3-27

    落錘沖擊試驗機在金屬韌性評估中的關鍵作用

    金屬(shu)材(cai)(cai)(cai)(cai)料(liao)(liao)在(zai)工業應(ying)用中(zhong)(zhong)(zhong)占據著核心地位,其(qi)性(xing)能(neng)(neng)直接(jie)影響產品的(de)(de)可靠性(xing)和(he)安全性(xing)。其(qi)中(zhong)(zhong)(zhong),韌(ren)(ren)性(xing)作為(wei)衡量(liang)(liang)金屬(shu)材(cai)(cai)(cai)(cai)料(liao)(liao)在(zai)沖(chong)(chong)擊(ji)(ji)(ji)載荷下抵抗斷裂的(de)(de)能(neng)(neng)力(li)的(de)(de)重要指標,對于材(cai)(cai)(cai)(cai)料(liao)(liao)的(de)(de)選擇和(he)工程設計至關(guan)重要。在(zai)這一背景下,落錘沖(chong)(chong)擊(ji)(ji)(ji)試(shi)驗機成為(wei)評估金屬(shu)材(cai)(cai)(cai)(cai)料(liao)(liao)韌(ren)(ren)性(xing)的(de)(de)關(guan)鍵(jian)設備,其(qi)測(ce)試(shi)結果(guo)幫助工程師(shi)和(he)研究人(ren)員(yuan)了解材(cai)(cai)(cai)(cai)料(liao)(liao)在(zai)實(shi)(shi)際使(shi)用中(zhong)(zhong)(zhong)的(de)(de)表現。落錘沖(chong)(chong)擊(ji)(ji)(ji)試(shi)驗機通過(guo)模擬突發的(de)(de)沖(chong)(chong)擊(ji)(ji)(ji)載荷,對金屬(shu)材(cai)(cai)(cai)(cai)料(liao)(liao)樣(yang)本進行(xing)沖(chong)(chong)擊(ji)(ji)(ji),進而(er)測(ce)量(liang)(liang)材(cai)(cai)(cai)(cai)料(liao)(liao)吸(xi)收(shou)能(neng)(neng)量(liang)(liang)的(de)(de)能(neng)(neng)力(li)。這一過(guo)程模擬了材(cai)(cai)(cai)(cai)料(liao)(liao)在(zai)實(shi)(shi)際應(ying)用中(zhong)(zhong)(zhong)可能(neng)(neng)遇到的(de)(de)突然撞擊(ji)(ji)(ji)或沖(chong)(chong)擊(ji)(ji)(ji)情況,從而(er)為(wei)評估其(qi)在(zai)實(shi)(shi)際工作環境中(zhong)(zhong)(zhong)的(de)(de)韌(ren)(ren)性(xing)提供了重...
  • 2024

    3-25

    耐電弧試驗儀在絕緣材料測試中的應用

    耐(nai)電(dian)(dian)(dian)(dian)弧(hu)試驗儀(yi)是一(yi)種用(yong)(yong)(yong)(yong)于(yu)評估電(dian)(dian)(dian)(dian)氣絕(jue)緣(yuan)(yuan)材(cai)(cai)料(liao)(liao)(liao)在(zai)高(gao)電(dian)(dian)(dian)(dian)壓(ya)電(dian)(dian)(dian)(dian)弧(hu)作用(yong)(yong)(yong)(yong)下(xia)的(de)(de)(de)(de)耐(nai)久性(xing)和(he)(he)穩定性(xing)的(de)(de)(de)(de)設(she)備。在(zai)電(dian)(dian)(dian)(dian)子、電(dian)(dian)(dian)(dian)力(li)及(ji)工(gong)業領域(yu),絕(jue)緣(yuan)(yuan)材(cai)(cai)料(liao)(liao)(liao)的(de)(de)(de)(de)質量(liang)直(zhi)接(jie)關系到設(she)備的(de)(de)(de)(de)安(an)全運行和(he)(he)使(shi)用(yong)(yong)(yong)(yong)壽命。絕(jue)緣(yuan)(yuan)材(cai)(cai)料(liao)(liao)(liao)的(de)(de)(de)(de)耐(nai)電(dian)(dian)(dian)(dian)弧(hu)性(xing)能是指(zhi)在(zai)電(dian)(dian)(dian)(dian)弧(hu)放電(dian)(dian)(dian)(dian)的(de)(de)(de)(de)情況下(xia),材(cai)(cai)料(liao)(liao)(liao)能夠抵(di)抗碳化、燃燒或破裂的(de)(de)(de)(de)能力(li)。耐(nai)電(dian)(dian)(dian)(dian)弧(hu)試驗儀(yi)通過(guo)在(zai)絕(jue)緣(yuan)(yuan)材(cai)(cai)料(liao)(liao)(liao)表面產生可控(kong)的(de)(de)(de)(de)高(gao)壓(ya)電(dian)(dian)(dian)(dian)弧(hu),模擬實(shi)際使(shi)用(yong)(yong)(yong)(yong)中(zhong)(zhong)可能出現的(de)(de)(de)(de)條件,以此(ci)來(lai)評估材(cai)(cai)料(liao)(liao)(liao)的(de)(de)(de)(de)耐(nai)電(dian)(dian)(dian)(dian)弧(hu)性(xing)能。這(zhe)種測試對于(yu)預防(fang)絕(jue)緣(yuan)(yuan)失(shi)敗和(he)(he)保障電(dian)(dian)(dian)(dian)氣系統安(an)全至關重(zhong)要(yao)。在(zai)實(shi)際操作中(zhong)(zhong),該儀(yi)器(qi)對絕(jue)緣(yuan)(yuan)材(cai)(cai)料(liao)(liao)(liao)樣本施加一(yi)定時間(jian)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)弧(hu)作用(yong)(yong)(yong)(yong),然后觀(guan)察和(he)(he)測量(liang)材(cai)(cai)料(liao)(liao)(liao)表面的(de)(de)(de)(de)損傷...
  • 2024

    3-19

    比表面積測試分析儀的結果受到哪些因素影響

    比表(biao)(biao)(biao)(biao)面(mian)(mian)積(ji)(ji)測試分析儀(yi)是一(yi)(yi)種用于測量(liang)(liang)材料比表(biao)(biao)(biao)(biao)面(mian)(mian)積(ji)(ji)的(de)(de)儀(yi)器,其測量(liang)(liang)結果受到(dao)多(duo)種因素(su)的(de)(de)影(ying)響(xiang)。以下(xia)是一(yi)(yi)些主要的(de)(de)影(ying)響(xiang)因素(su):1.樣(yang)品的(de)(de)性質:樣(yang)品的(de)(de)物(wu)理(li)和化學性質會直(zhi)接影(ying)響(xiang)比表(biao)(biao)(biao)(biao)面(mian)(mian)積(ji)(ji)的(de)(de)測量(liang)(liang)結果。例(li)如(ru),樣(yang)品的(de)(de)顆粒大小、形(xing)狀、孔隙度(du)、表(biao)(biao)(biao)(biao)面(mian)(mian)粗糙度(du)等(deng)(deng)都會影(ying)響(xiang)比表(biao)(biao)(biao)(biao)面(mian)(mian)積(ji)(ji)的(de)(de)大小。此外(wai),樣(yang)品的(de)(de)化學性質,如(ru)表(biao)(biao)(biao)(biao)面(mian)(mian)活性、吸(xi)附性等(deng)(deng),也會影(ying)響(xiang)測量(liang)(liang)結果。2.測量(liang)(liang)方法(fa)(fa)(fa):比表(biao)(biao)(biao)(biao)面(mian)(mian)積(ji)(ji)的(de)(de)測量(liang)(liang)方法(fa)(fa)(fa)有很多(duo)種,如(ru)BET法(fa)(fa)(fa)、BJH法(fa)(fa)(fa)、Langmuir法(fa)(fa)(fa)等(deng)(deng)。不同的(de)(de)測量(liang)(liang)方法(fa)(fa)(fa)基于不同的(de)(de)理(li)論假設,因此可能(neng)會得到(dao)不同的(de)(de)測量(liang)(liang)結果。此外(wai),測量(liang)(liang)方法(fa)(fa)(fa)的(de)(de)操(cao)作步(bu)...
  • 2024

    3-15

    針焰試驗儀:評估材料燃燒性能的重要安全工具

    針(zhen)(zhen)焰(yan)試(shi)驗(yan)儀(yi)(yi)(yi):評估(gu)(gu)(gu)材料(liao)燃(ran)燒(shao)(shao)(shao)(shao)性(xing)能(neng)的(de)(de)(de)重要安全工具(ju)針(zhen)(zhen)焰(yan)燃(ran)燒(shao)(shao)(shao)(shao)試(shi)驗(yan)儀(yi)(yi)(yi)通過(guo)模擬(ni)真實火(huo)(huo)(huo)(huo)災場景中的(de)(de)(de)燃(ran)燒(shao)(shao)(shao)(shao)條件,對材料(liao)的(de)(de)(de)燃(ran)燒(shao)(shao)(shao)(shao)性(xing)能(neng)進行評估(gu)(gu)(gu)。具(ju)體來說,針(zhen)(zhen)焰(yan)試(shi)驗(yan)儀(yi)(yi)(yi)使(shi)用高溫火(huo)(huo)(huo)(huo)焰(yan)接觸材料(liao)表(biao)面(mian),觀察(cha)材料(liao)的(de)(de)(de)燃(ran)燒(shao)(shao)(shao)(shao)情(qing)(qing)況和(he)火(huo)(huo)(huo)(huo)焰(yan)的(de)(de)(de)蔓(man)延(yan)程度,通過(guo)火(huo)(huo)(huo)(huo)焰(yan)的(de)(de)(de)熄滅(mie)時間(jian)(jian)、燃(ran)燒(shao)(shao)(shao)(shao)面(mian)積(ji)、燃(ran)燒(shao)(shao)(shao)(shao)后(hou)延(yan)續(xu)時間(jian)(jian)等(deng)參數(shu),評估(gu)(gu)(gu)材料(liao)的(de)(de)(de)阻(zu)燃(ran)性(xing)能(neng),即材料(liao)抵(di)抗火(huo)(huo)(huo)(huo)焰(yan)蔓(man)延(yan)的(de)(de)(de)能(neng)力。此外,針(zhen)(zhen)焰(yan)試(shi)驗(yan)儀(yi)(yi)(yi)也可(ke)以評估(gu)(gu)(gu)材料(liao)的(de)(de)(de)燃(ran)燒(shao)(shao)(shao)(shao)性(xing)能(neng),即材料(liao)在火(huo)(huo)(huo)(huo)焰(yan)作用下的(de)(de)(de)燃(ran)燒(shao)(shao)(shao)(shao)情(qing)(qing)況。通過(guo)觀察(cha)火(huo)(huo)(huo)(huo)焰(yan)的(de)(de)(de)燃(ran)燒(shao)(shao)(shao)(shao)持續(xu)時間(jian)(jian)、火(huo)(huo)(huo)(huo)焰(yan)的(de)(de)(de)高度、燃(ran)燒(shao)(shao)(shao)(shao)滴落等(deng)指標,評估(gu)(gu)(gu)材料(liao)的(de)(de)(de)易燃(ran)性(xing)和(he)火(huo)(huo)(huo)(huo)焰(yan)蔓(man)延(yan)性(xing)。這些測試(shi)結果(guo)可(ke)以用于比較不...
  • 2024

    3-8

    漏電起痕試驗儀的工作原理說明

    漏電(dian)(dian)(dian)(dian)(dian)起痕(hen)試驗儀(yi)的工(gong)作(zuo)原理說明漏電(dian)(dian)(dian)(dian)(dian)起痕(hen)試驗儀(yi)用(yong)以評價(jia)固體(ti)絕(jue)緣材(cai)料(liao)表(biao)面在(zai)電(dian)(dian)(dian)(dian)(dian)場和污(wu)染(ran)介質(zhi)聯合作(zuo)用(yong)下的耐受能力(li),測(ce)定(ding)(ding)其相比電(dian)(dian)(dian)(dian)(dian)痕(hen)化指數(CT1)和耐電(dian)(dian)(dian)(dian)(dian)痕(hen)化指數(PT1)。工(gong)作(zuo)原理是在(zai)固體(ti)絕(jue)緣材(cai)料(liao)表(biao)面上,在(zai)規(gui)定(ding)(ding)尺寸(2mm×5mm)的鉑(bo)電(dian)(dian)(dian)(dian)(dian)極之間(jian),施加某一電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)并定(ding)(ding)時(30s)定(ding)(ding)高度(35mm)滴下規(gui)定(ding)(ding)液(ye)滴體(ti)積的污(wu)染(ran)液(ye)體(ti)(0.1%NH4CL),適用(yong)于(yu)照明設備、低(di)壓(ya)(ya)電(dian)(dian)(dian)(dian)(dian)器(qi)、家用(yong)電(dian)(dian)(dian)(dian)(dian)器(qi)、機床(chuang)電(dian)(dian)(dian)(dian)(dian)器(qi)、電(dian)(dian)(dian)(dian)(dian)機、電(dian)(dian)(dian)(dian)(dian)動工(gong)具、電(dian)(dian)(dian)(dian)(dian)子儀(yi)器(qi)、電(dian)(dian)(dian)(dian)(dian)工(gong)儀(yi)表(biao)、絕(jue)緣材(cai)料(liao)、工(gong)程塑料(liao)、電(dian)(dian)(dian)(dian)(dian)氣連(lian)接(jie)件、信(xin)息技術設備的研究(jiu)、生產(chan)和質(zhi)檢部門。...
  • 2024

    2-28

    大電流起弧試驗模擬場景評估電氣設備性能和安全性

    大電(dian)流(liu)起(qi)弧(hu)(hu)(hu)試驗(yan)模(mo)擬場(chang)景評(ping)估(gu)(gu)電(dian)氣設備(bei)性(xing)(xing)(xing)能(neng)和安(an)(an)全(quan)性(xing)(xing)(xing)在模(mo)擬場(chang)景中,通過施(shi)加高電(dian)流(liu)和觀察(cha)起(qi)弧(hu)(hu)(hu)現(xian)(xian)象,可(ke)以評(ping)估(gu)(gu)電(dian)氣設備(bei)的性(xing)(xing)(xing)能(neng)和安(an)(an)全(quan)性(xing)(xing)(xing)。以下是(shi)一些評(ping)估(gu)(gu)電(dian)氣設備(bei)的性(xing)(xing)(xing)能(neng)和安(an)(an)全(quan)性(xing)(xing)(xing)的方(fang)法(fa):1.耐受(shou)能(neng)力:通過觀察(cha)設備(bei)在模(mo)擬場(chang)景中的表(biao)現(xian)(xian),可(ke)以評(ping)估(gu)(gu)其耐受(shou)高電(dian)流(liu)和電(dian)弧(hu)(hu)(hu)的能(neng)力。如(ru)果(guo)(guo)設備(bei)能(neng)夠(gou)承受(shou)試驗(yan)條件(jian)(jian)而不(bu)發生(sheng)損壞或性(xing)(xing)(xing)能(neng)下降,則(ze)可(ke)以認為其具有(you)較好的耐受(shou)能(neng)力。2.起(qi)弧(hu)(hu)(hu)性(xing)(xing)(xing)能(neng):評(ping)估(gu)(gu)設備(bei)在起(qi)弧(hu)(hu)(hu)條件(jian)(jian)下的表(biao)現(xian)(xian),如(ru)電(dian)弧(hu)(hu)(hu)的持續時間和強(qiang)度等。如(ru)果(guo)(guo)設備(bei)在起(qi)弧(hu)(hu)(hu)條件(jian)(jian)下能(neng)夠(gou)迅速熄(xi)滅電(dian)弧(hu)(hu)(hu)或保持較低的電(dian)弧(hu)(hu)(hu)強(qiang)度,則(ze)可(ke)以認為其具有(you)較好的起(qi)弧(hu)(hu)(hu)性(xing)(xing)(xing)...
  • 2024

    2-28

    粉末電阻率檢測儀穩定性和準確性和哪些方面有關

    粉末(mo)(mo)電阻(zu)率(lv)檢測(ce)(ce)儀(yi)是一種用于測(ce)(ce)量(liang)(liang)粉末(mo)(mo)材(cai)料電阻(zu)率(lv)的(de)精密(mi)儀(yi)器,廣泛應(ying)用于材(cai)料科學(xue)、化學(xue)、物(wu)理等領域(yu)。在使(shi)用粉末(mo)(mo)電阻(zu)率(lv)檢測(ce)(ce)儀(yi)時,為(wei)了(le)確(que)保測(ce)(ce)量(liang)(liang)結果(guo)(guo)的(de)準確(que)性(xing)和(he)設備的(de)穩定性(xing),需要注意以下(xia)幾點(dian):1.樣(yang)品(pin)(pin)準備:-確(que)保粉末(mo)(mo)樣(yang)品(pin)(pin)干燥、無雜質(zhi),避免(mian)水(shui)分和(he)雜質(zhi)對(dui)測(ce)(ce)量(liang)(liang)結果(guo)(guo)的(de)影響。-對(dui)于易氧(yang)化或吸濕的(de)粉末(mo)(mo),應(ying)在惰性(xing)氣(qi)氛或真空條件(jian)下(xia)處理和(he)保存。-在填(tian)充樣(yang)品(pin)(pin)前,確(que)保樣(yang)品(pin)(pin)容器清潔、干燥,避免(mian)容器表(biao)面的(de)污染影響測(ce)(ce)量(liang)(liang)結果(guo)(guo)。2.操(cao)作規程:-嚴格(ge)按(an)照(zhao)操(cao)作手冊進(jin)行操(cao)作,避免(mian)誤操(cao)作導致(zhi)設備損壞或測(ce)(ce)量(liang)(liang)結果(guo)(guo)不準確(que)。-在測(ce)(ce)量(liang)(liang)過程...
  • 2024

    2-19

    固體絕緣材料介電常數和介質損耗試驗方法

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