巧克力感官評價
巧克力感官評價簡介
質(zhi)構儀(yi)(yi)(yi)具有功能強大(da)、檢測精度(du)高(gao)、性(xing)能穩定等(deng)特點,是高(gao)校(xiao)、科研院(yuan)所、食(shi)品(pin)(pin)企業、質(zhi)檢機構實驗室等(deng)部門研究食(shi)品(pin)(pin)物(wu)性(xing)學有力的(de)分(fen)析工具。可(ke)應用(yong)于(yu)肉制品(pin)(pin)、糧油食(shi)品(pin)(pin)、面食(shi)、谷物(wu)、糖果(guo)、果(guo)蔬、凝膠、果(guo)醬等(deng)食(shi)品(pin)(pin)的(de)物(wu)性(xing)學分(fen)析。質(zhi)構儀(yi)(yi)(yi)可(ke)以準確(que)檢測食(shi)品(pin)(pin)樣(yang)品(pin)(pin)隨時間變化的(de)位置和重量從而給出樣(yang)品(pin)(pin)的(de)物(wu)性(xing)特征(zheng)。力的(de)數(shu)據存數(shu)在表格里并且曲(qu)線顯示。儀(yi)(yi)(yi)器使用(yong)的(de)軟(ruan)件(jian)(jian)直(zhi)觀簡(jian)單(dan),可(ke)以對結果(guo)進行(xing)大(da)量的(de)分(fen)析。這款使用(yong)簡(jian)便的(de)質(zhi)構儀(yi)(yi)(yi)可(ke)以用(yong)于(yu)很多不同產品(pin)(pin)和材料的(de)分(fen)析,確(que)保了物(wu)性(xing)評價方(fang)式的(de)簡(jian)單(dan)有效。快速簡(jian)單(dan)地評估產品(pin)(pin)物(wu)理特性(xing),軟(ruan)件(jian)(jian)簡(jian)單(dan)易懂,使用(yong)簡(jian)單(dan),儀(yi)(yi)(yi)器安裝后(hou)可(ke)以直(zhi)接操作使用(yong),數(shu)據直(zhi)接存貯(zhu)到數(shu)據庫(ku)文件(jian)(jian)里,便于(yu)以后(hou)的(de)使用(yong),轉(zhuan)移到電子數(shu)據表里,比較(jiao)和分(fen)析。儀(yi)(yi)(yi)器堅實耐用(yong),適(shi)合實驗室及(ji)生產線使用(yong)。軟(ruan)件(jian)(jian)升級采用(yong)flash方(fang)式升級.
電子鼻(bi)是利用氣(qi)(qi)(qi)體(ti)(ti)(ti)傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)陣(zhen)列(lie)(lie)的(de)(de)響(xiang)(xiang)應圖(tu)案來(lai)(lai)識別氣(qi)(qi)(qi)味(wei)(wei)的(de)(de)電子系(xi)統,它可以在幾小時(shi)(shi)、幾天甚(shen)至數月的(de)(de)時(shi)(shi)間內連續地、實時(shi)(shi)地監測(ce)特定位置的(de)(de)氣(qi)(qi)(qi)味(wei)(wei)狀況電子鼻(bi)主要(yao)由氣(qi)(qi)(qi)味(wei)(wei)取樣操作器(qi)(qi)(qi)、氣(qi)(qi)(qi)體(ti)(ti)(ti)傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)陣(zhen)列(lie)(lie)和信號處理(li)系(xi)統三種功能(neng)器(qi)(qi)(qi)件(jian)組成。電子鼻(bi)識別氣(qi)(qi)(qi)味(wei)(wei)的(de)(de)主要(yao)機理(li)是在陣(zhen)列(lie)(lie)中的(de)(de)每(mei)個傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)對(dui)(dui)被測(ce)氣(qi)(qi)(qi)體(ti)(ti)(ti)都有不同(tong)的(de)(de)靈敏度,例(li)如,一(yi)號氣(qi)(qi)(qi)體(ti)(ti)(ti)可在某個傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)上產(chan)(chan)(chan)(chan)生高響(xiang)(xiang)應,而(er)對(dui)(dui)其(qi)他傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)則是低響(xiang)(xiang)應,同(tong)樣,二(er)號氣(qi)(qi)(qi)體(ti)(ti)(ti)產(chan)(chan)(chan)(chan)生高響(xiang)(xiang)應的(de)(de)傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)對(dui)(dui)一(yi)號氣(qi)(qi)(qi)體(ti)(ti)(ti)則不敏感(gan)(gan)(gan),歸根結底,整個傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)陣(zhen)列(lie)(lie)對(dui)(dui)不同(tong)氣(qi)(qi)(qi)體(ti)(ti)(ti)的(de)(de)響(xiang)(xiang)應圖(tu)案是不同(tong)的(de)(de),正是這種區別,才使(shi)系(xi)統能(neng)根據傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)的(de)(de)響(xiang)(xiang)應圖(tu)案來(lai)(lai)識別氣(qi)(qi)(qi)味(wei)(wei)。電子鼻(bi)的(de)(de)核(he)心器(qi)(qi)(qi)件(jian)是氣(qi)(qi)(qi)體(ti)(ti)(ti)傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)。氣(qi)(qi)(qi)體(ti)(ti)(ti)傳(chuan)(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)根據原理(li)的(de)(de)不同(tong),可以分(fen)為金屬氧化(hua)物(wu)型(xing)(xing)(xing)(xing)、電化(hua)學型(xing)(xing)(xing)(xing)、導電聚(ju)合(he)物(wu)型(xing)(xing)(xing)(xing)、質量型(xing)(xing)(xing)(xing)、光離子化(hua)型(xing)(xing)(xing)(xing)等(deng)(deng)很多類(lei)型(xing)(xing)(xing)(xing)。應用廣泛的(de)(de)是金屬氧化(hua)物(wu)型(xing)(xing)(xing)(xing)。電子鼻(bi)的(de)(de)應用場合(he)包括(kuo)環(huan)境監測(ce)、產(chan)(chan)(chan)(chan)品(pin)質量檢測(ce)(如食品(pin)、煙草、發酵產(chan)(chan)(chan)(chan)品(pin)、香(xiang)精香(xiang)料等(deng)(deng))、醫學診斷、爆炸物(wu)檢測(ce)等(deng)(deng)。
電(dian)(dian)(dian)子舌是(shi)模(mo)(mo)(mo)擬(ni)(ni)人的(de)舌頭對(dui)待測(ce)樣(yang)品(pin)進行(xing)分(fen)析(xi)、識(shi)(shi)別(bie)和(he)判斷,用多元(yuan)統(tong)(tong)(tong)計方(fang)法(fa)對(dui)得到(dao)的(de)數據(ju)進行(xing)處理,快(kuai)速地反映出樣(yang)品(pin)整體(ti)的(de)質(zhi)量信(xin)(xin)(xin)息(xi),實現對(dui)樣(yang)品(pin)的(de)識(shi)(shi)別(bie)和(he)分(fen)類(lei)。是(shi)一(yi)(yi)種(zhong)利用多傳(chuan)(chuan)(chuan)感(gan)陣(zhen)列(lie)為基礎,感(gan)知(zhi)樣(yang)品(pin)的(de)整體(ti)特(te)征響應(ying)(ying)信(xin)(xin)(xin)號,對(dui)樣(yang)品(pin)進行(xing)模(mo)(mo)(mo)擬(ni)(ni)識(shi)(shi)別(bie)和(he)定(ding)量定(ding)性(xing)分(fen)析(xi)的(de)一(yi)(yi)種(zhong)檢測(ce)技術(shu)。主要(yao)由(you)(you)味(wei)(wei)覺(jue)傳(chuan)(chuan)(chuan)感(gan)器(qi)陣(zhen)列(lie)、信(xin)(xin)(xin)號采(cai)(cai)集系(xi)(xi)(xi)統(tong)(tong)(tong)和(he)模(mo)(mo)(mo)式(shi)識(shi)(shi)別(bie)系(xi)(xi)(xi)統(tong)(tong)(tong)3 部(bu)分(fen)組成(cheng)。電(dian)(dian)(dian)子舌是(shi)一(yi)(yi)種(zhong)利用低選擇(ze)性(xing)、非特(te)異(yi)性(xing)、交互敏(min)感(gan)的(de)多傳(chuan)(chuan)(chuan)感(gan)陣(zhen)列(lie)為基礎,感(gan)測(ce)未(wei)知(zhi)液體(ti)樣(yang)品(pin)的(de)整體(ti)特(te)征響應(ying)(ying)信(xin)(xin)(xin)號,應(ying)(ying)用化學計量學方(fang)法(fa),對(dui)樣(yang)品(pin)進行(xing)模(mo)(mo)(mo)式(shi)識(shi)(shi)別(bie)和(he)定(ding)性(xing)定(ding)量分(fen)析(xi)的(de)檢測(ce)技術(shu)。電(dian)(dian)(dian)子舌主要(yao)由(you)(you)味(wei)(wei)覺(jue)傳(chuan)(chuan)(chuan)感(gan)器(qi)陣(zhen)列(lie)、信(xin)(xin)(xin)號采(cai)(cai)集系(xi)(xi)(xi)統(tong)(tong)(tong)和(he)模(mo)(mo)(mo)式(shi)識(shi)(shi)別(bie)系(xi)(xi)(xi)統(tong)(tong)(tong)3部(bu)分(fen)組成(cheng);味(wei)(wei)覺(jue)傳(chuan)(chuan)(chuan)感(gan)器(qi)陣(zhen)列(lie)模(mo)(mo)(mo)擬(ni)(ni)生物系(xi)(xi)(xi)統(tong)(tong)(tong)中(zhong)(zhong)的(de)舌頭,對(dui)不(bu)同“味(wei)(wei)道"的(de)被測(ce)溶(rong)液進行(xing)感(gan)應(ying)(ying),其主要(yao)由(you)(you)味(wei)(wei)覺(jue)傳(chuan)(chuan)(chuan)感(gan)器(qi)陣(zhen)列(lie)、信(xin)(xin)(xin)號采(cai)(cai)集系(xi)(xi)(xi)統(tong)(tong)(tong)和(he)模(mo)(mo)(mo)式(shi)識(shi)(shi)別(bie)系(xi)(xi)(xi)統(tong)(tong)(tong)3部(bu)分(fen)組成(cheng);信(xin)(xin)(xin)號采(cai)(cai)集系(xi)(xi)(xi)統(tong)(tong)(tong)模(mo)(mo)(mo)擬(ni)(ni)神經(jing)感(gan)覺(jue)系(xi)(xi)(xi)統(tong)(tong)(tong)采(cai)(cai)集,被激發(fa)的(de)信(xin)(xin)(xin)號傳(chuan)(chuan)(chuan)遞到(dao)電(dian)(dian)(dian)腦模(mo)(mo)(mo)式(shi)識(shi)(shi)別(bie)系(xi)(xi)(xi)統(tong)(tong)(tong)中(zhong)(zhong);模(mo)(mo)(mo)式(shi)識(shi)(shi)別(bie)系(xi)(xi)(xi)統(tong)(tong)(tong)即(ji)發(fa)揮(hui)生物系(xi)(xi)(xi)統(tong)(tong)(tong)中(zhong)(zhong)大腦的(de)作用對(dui)信(xin)(xin)(xin)號進行(xing)特(te)征提取,建立(li)模(mo)(mo)(mo)式(shi)識(shi)(shi)別(bie)模(mo)(mo)(mo)型,并對(dui)不(bu)同被測(ce)溶(rong)液進行(xing)區分(fen)辨識(shi)(shi)。因此,電(dian)(dian)(dian)子舌也(ye)稱(cheng)為智能味(wei)(wei)覺(jue)仿生系(xi)(xi)(xi)統(tong)(tong)(tong),是(shi)一(yi)(yi)類(lei)新型的(de)分(fen)析(xi)檢測(ce)儀器(qi)。