果醬的感官評價
果醬的感官評價
感(gan)官(guan)品(pin)質(zhi)(zhi)(zhi)是判(pan)斷(duan)果(guo)醬感(gan)官(guan)質(zhi)(zhi)(zhi)量優劣(lie)的(de)重(zhong)要依據,評(ping)(ping)價果(guo)醬的(de)感(gan)官(guan)品(pin)質(zhi)(zhi)(zhi)涉及的(de)因素較多,如色(se)澤(ze)、滋味(wei)與(yu)口感(gan)、雜質(zhi)(zhi)(zhi)、組織狀(zhuang)(zhuang)態等,因此,需尋找(zhao)能更(geng)為客(ke)觀、準確(que)地(di)評(ping)(ping)價果(guo)醬感(gan)官(guan)品(pin)質(zhi)(zhi)(zhi)好壞(huai)的(de)評(ping)(ping)價方法(fa)(fa)顯得尤為重(zhong)要。以(yi)色(se)澤(ze)、滋味(wei)與(yu)口感(gan)、雜質(zhi)(zhi)(zhi)、組織狀(zhuang)(zhuang)態為評(ping)(ping)價因素,通(tong)過(guo)百分制(zhi)法(fa)(fa)、線性標(biao)度法(fa)(fa)、模糊數學判(pan)定(ding)法(fa)(fa)對6種(zhong)草莓果(guo)醬的(de)感(gan)官(guan)品(pin)質(zhi)(zhi)(zhi)進行比較,選擇(ze)好的(de)感(gan)官(guan)評(ping)(ping)定(ding)方法(fa)(fa)
質(zhi)(zhi)(zhi)構儀(yi)具(ju)有(you)(you)功能強大、檢(jian)測精(jing)度高、性(xing)能穩(wen)定等特(te)點,是高校、科研(yan)院所、食(shi)(shi)品(pin)(pin)(pin)(pin)企業、質(zhi)(zhi)(zhi)檢(jian)機(ji)構實驗(yan)室等部(bu)門研(yan)究食(shi)(shi)品(pin)(pin)(pin)(pin)物(wu)性(xing)學有(you)(you)力的(de)(de)分析工具(ju)。可應用(yong)(yong)于肉制品(pin)(pin)(pin)(pin)、糧油食(shi)(shi)品(pin)(pin)(pin)(pin)、面(mian)食(shi)(shi)、谷物(wu)、糖果(guo)、果(guo)蔬、凝膠、果(guo)醬等食(shi)(shi)品(pin)(pin)(pin)(pin)的(de)(de)物(wu)性(xing)學分析。質(zhi)(zhi)(zhi)構儀(yi)可以準確檢(jian)測食(shi)(shi)品(pin)(pin)(pin)(pin)樣品(pin)(pin)(pin)(pin)隨時間變化的(de)(de)位置和(he)重(zhong)量從(cong)而給出(chu)樣品(pin)(pin)(pin)(pin)的(de)(de)物(wu)性(xing)特(te)征。力的(de)(de)數(shu)據(ju)(ju)存數(shu)在(zai)表格里并且曲(qu)線顯示。儀(yi)器(qi)使(shi)(shi)(shi)用(yong)(yong)的(de)(de)軟(ruan)件(jian)直(zhi)觀簡(jian)(jian)單(dan),可以對結(jie)果(guo)進行大量的(de)(de)分析。這(zhe)款使(shi)(shi)(shi)用(yong)(yong)簡(jian)(jian)便的(de)(de)質(zhi)(zhi)(zhi)構儀(yi)可以用(yong)(yong)于很多不同產(chan)品(pin)(pin)(pin)(pin)和(he)材(cai)料的(de)(de)分析,確保了物(wu)性(xing)評(ping)價方式的(de)(de)簡(jian)(jian)單(dan)有(you)(you)效。快速簡(jian)(jian)單(dan)地(di)評(ping)估產(chan)品(pin)(pin)(pin)(pin)物(wu)理特(te)性(xing),軟(ruan)件(jian)簡(jian)(jian)單(dan)易懂,使(shi)(shi)(shi)用(yong)(yong)簡(jian)(jian)單(dan),儀(yi)器(qi)安裝(zhuang)后可以直(zhi)接操作(zuo)使(shi)(shi)(shi)用(yong)(yong),數(shu)據(ju)(ju)直(zhi)接存貯到數(shu)據(ju)(ju)庫文件(jian)里,便于以后的(de)(de)使(shi)(shi)(shi)用(yong)(yong),轉移(yi)到電子數(shu)據(ju)(ju)表里,比較和(he)分析。儀(yi)器(qi)堅實耐用(yong)(yong),適合實驗(yan)室及(ji)生產(chan)線使(shi)(shi)(shi)用(yong)(yong)。軟(ruan)件(jian)升級采用(yong)(yong)flash方式升級.
電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)鼻(bi)(bi)是(shi)(shi)(shi)利(li)用氣(qi)(qi)(qi)體(ti)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)陣(zhen)列(lie)的(de)響(xiang)(xiang)應(ying)(ying)(ying)(ying)圖(tu)案來(lai)識別(bie)氣(qi)(qi)(qi)味的(de)電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)系(xi)統,它可以(yi)(yi)在幾小時、幾天(tian)甚至數月的(de)時間內(nei)連續地(di)、實時地(di)監(jian)測(ce)特定位(wei)置的(de)氣(qi)(qi)(qi)味狀況電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)鼻(bi)(bi)主要由氣(qi)(qi)(qi)味取(qu)樣操作(zuo)器(qi)(qi)(qi)、氣(qi)(qi)(qi)體(ti)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)陣(zhen)列(lie)和(he)信號(hao)處(chu)理(li)系(xi)統三(san)種功能(neng)器(qi)(qi)(qi)件組成(cheng)。電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)鼻(bi)(bi)識別(bie)氣(qi)(qi)(qi)味的(de)主要機理(li)是(shi)(shi)(shi)在陣(zhen)列(lie)中(zhong)的(de)每個傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)對(dui)被測(ce)氣(qi)(qi)(qi)體(ti)都有不同(tong)(tong)的(de)靈敏度,例如,一(yi)號(hao)氣(qi)(qi)(qi)體(ti)可在某(mou)個傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)上產(chan)生(sheng)高(gao)響(xiang)(xiang)應(ying)(ying)(ying)(ying),而(er)對(dui)其(qi)他傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)則是(shi)(shi)(shi)低響(xiang)(xiang)應(ying)(ying)(ying)(ying),同(tong)(tong)樣,二號(hao)氣(qi)(qi)(qi)體(ti)產(chan)生(sheng)高(gao)響(xiang)(xiang)應(ying)(ying)(ying)(ying)的(de)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)對(dui)一(yi)號(hao)氣(qi)(qi)(qi)體(ti)則不敏感(gan)(gan)(gan),歸(gui)根結(jie)底(di),整個傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)陣(zhen)列(lie)對(dui)不同(tong)(tong)氣(qi)(qi)(qi)體(ti)的(de)響(xiang)(xiang)應(ying)(ying)(ying)(ying)圖(tu)案是(shi)(shi)(shi)不同(tong)(tong)的(de),正是(shi)(shi)(shi)這種區(qu)別(bie),才使系(xi)統能(neng)根據傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)的(de)響(xiang)(xiang)應(ying)(ying)(ying)(ying)圖(tu)案來(lai)識別(bie)氣(qi)(qi)(qi)味。電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)鼻(bi)(bi)的(de)核心(xin)器(qi)(qi)(qi)件是(shi)(shi)(shi)氣(qi)(qi)(qi)體(ti)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)。氣(qi)(qi)(qi)體(ti)傳(chuan)感(gan)(gan)(gan)器(qi)(qi)(qi)根據原理(li)的(de)不同(tong)(tong),可以(yi)(yi)分為(wei)金(jin)屬氧化物(wu)型(xing)(xing)、電(dian)(dian)(dian)(dian)化學型(xing)(xing)、導電(dian)(dian)(dian)(dian)聚合(he)(he)物(wu)型(xing)(xing)、質量(liang)型(xing)(xing)、光離子(zi)(zi)(zi)化型(xing)(xing)等很多(duo)類型(xing)(xing)。應(ying)(ying)(ying)(ying)用廣泛的(de)是(shi)(shi)(shi)金(jin)屬氧化物(wu)型(xing)(xing)。電(dian)(dian)(dian)(dian)子(zi)(zi)(zi)鼻(bi)(bi)的(de)應(ying)(ying)(ying)(ying)用場合(he)(he)包括環(huan)境監(jian)測(ce)、產(chan)品(pin)(pin)質量(liang)檢測(ce)(如食品(pin)(pin)、煙草、發酵產(chan)品(pin)(pin)、香精(jing)香料等)、醫學診斷、爆炸物(wu)檢測(ce)等。
電子舌(she)(she)是模(mo)擬(ni)人的(de)(de)(de)(de)舌(she)(she)頭對(dui)待測(ce)樣(yang)品(pin)(pin)進(jin)行(xing)(xing)分(fen)析(xi)(xi)、識(shi)(shi)(shi)(shi)別和判斷,用多(duo)元統計方(fang)法(fa)對(dui)得到的(de)(de)(de)(de)數(shu)據進(jin)行(xing)(xing)處理(li),快速地反映出樣(yang)品(pin)(pin)整(zheng)體的(de)(de)(de)(de)質量(liang)(liang)信(xin)息,實(shi)現(xian)對(dui)樣(yang)品(pin)(pin)的(de)(de)(de)(de)識(shi)(shi)(shi)(shi)別和分(fen)類。是一種(zhong)利用多(duo)傳(chuan)(chuan)感陣(zhen)列為基礎,感知(zhi)樣(yang)品(pin)(pin)的(de)(de)(de)(de)整(zheng)體特征(zheng)響應信(xin)號,對(dui)樣(yang)品(pin)(pin)進(jin)行(xing)(xing)模(mo)擬(ni)識(shi)(shi)(shi)(shi)別和定量(liang)(liang)定性(xing)分(fen)析(xi)(xi)的(de)(de)(de)(de)一種(zhong)檢(jian)測(ce)技(ji)術。主要(yao)由(you)味(wei)(wei)(wei)覺(jue)傳(chuan)(chuan)感器(qi)(qi)陣(zhen)列、信(xin)號采(cai)集(ji)(ji)系(xi)(xi)(xi)(xi)統和模(mo)式(shi)識(shi)(shi)(shi)(shi)別系(xi)(xi)(xi)(xi)統3 部(bu)分(fen)組成(cheng)(cheng)。電子舌(she)(she)是一種(zhong)利用低選(xuan)擇(ze)性(xing)、非(fei)特異性(xing)、交(jiao)互敏感的(de)(de)(de)(de)多(duo)傳(chuan)(chuan)感陣(zhen)列為基礎,感測(ce)未知(zhi)液(ye)體樣(yang)品(pin)(pin)的(de)(de)(de)(de)整(zheng)體特征(zheng)響應信(xin)號,應用化學計量(liang)(liang)學方(fang)法(fa),對(dui)樣(yang)品(pin)(pin)進(jin)行(xing)(xing)模(mo)式(shi)識(shi)(shi)(shi)(shi)別和定性(xing)定量(liang)(liang)分(fen)析(xi)(xi)的(de)(de)(de)(de)檢(jian)測(ce)技(ji)術。電子舌(she)(she)主要(yao)由(you)味(wei)(wei)(wei)覺(jue)傳(chuan)(chuan)感器(qi)(qi)陣(zhen)列、信(xin)號采(cai)集(ji)(ji)系(xi)(xi)(xi)(xi)統和模(mo)式(shi)識(shi)(shi)(shi)(shi)別系(xi)(xi)(xi)(xi)統3部(bu)分(fen)組成(cheng)(cheng);味(wei)(wei)(wei)覺(jue)傳(chuan)(chuan)感器(qi)(qi)陣(zhen)列模(mo)擬(ni)生物(wu)系(xi)(xi)(xi)(xi)統中(zhong)(zhong)的(de)(de)(de)(de)舌(she)(she)頭,對(dui)不(bu)(bu)同(tong)“味(wei)(wei)(wei)道(dao)"的(de)(de)(de)(de)被測(ce)溶液(ye)進(jin)行(xing)(xing)感應,其主要(yao)由(you)味(wei)(wei)(wei)覺(jue)傳(chuan)(chuan)感器(qi)(qi)陣(zhen)列、信(xin)號采(cai)集(ji)(ji)系(xi)(xi)(xi)(xi)統和模(mo)式(shi)識(shi)(shi)(shi)(shi)別系(xi)(xi)(xi)(xi)統3部(bu)分(fen)組成(cheng)(cheng);信(xin)號采(cai)集(ji)(ji)系(xi)(xi)(xi)(xi)統模(mo)擬(ni)神經感覺(jue)系(xi)(xi)(xi)(xi)統采(cai)集(ji)(ji),被激(ji)發的(de)(de)(de)(de)信(xin)號傳(chuan)(chuan)遞(di)到電腦(nao)(nao)模(mo)式(shi)識(shi)(shi)(shi)(shi)別系(xi)(xi)(xi)(xi)統中(zhong)(zhong);模(mo)式(shi)識(shi)(shi)(shi)(shi)別系(xi)(xi)(xi)(xi)統即發揮生物(wu)系(xi)(xi)(xi)(xi)統中(zhong)(zhong)大腦(nao)(nao)的(de)(de)(de)(de)作(zuo)用對(dui)信(xin)號進(jin)行(xing)(xing)特征(zheng)提取,建立模(mo)式(shi)識(shi)(shi)(shi)(shi)別模(mo)型,并對(dui)不(bu)(bu)同(tong)被測(ce)溶液(ye)進(jin)行(xing)(xing)區分(fen)辨識(shi)(shi)(shi)(shi)。因(yin)此,電子舌(she)(she)也稱(cheng)為智能味(wei)(wei)(wei)覺(jue)仿生系(xi)(xi)(xi)(xi)統,是一類新型的(de)(de)(de)(de)分(fen)析(xi)(xi)檢(jian)測(ce)儀器(qi)(qi)。