過濾洗滌干燥二合一三合一選型要點
發布時間:2020-11-19
過(guo)濾洗滌干燥二合一三合一選(xuan)型(xing)要點
過濾洗滌干燥三合一客戶定制類產品,在選型上最基礎的客戶需求要點,例如過濾速度,洗滌效果,干燥效率等等。此類要求往往是從最基本的方面進行選型的匹配,考察設備的質量優劣絕不可忽略機械結構本身的特性設計。合適的選型及設備其他部分的合理匹配可以大幅提升密封性能、杜絕污染性能及最重要的穩定使用壽命。
設備選材,各等(deng)級不(bu)銹鋼合(he)金材料(liao)能夠滿足大部分(fen)生產使用(yong)要求。但是腐蝕性(xing)強的(de)物(wu)料(liao)(極端酸堿,高含量氯(lv)離(li)子(zi)等(deng))在某(mou)些生產中不(bu)可避免,此類(lei)情況的(de)選材就需(xu)比較謹慎,權衡考(kao)量一般從(cong)三方面(mian)出發:
第一【材質耐腐(fu)(fu)性(xing)】一般(ban)氯離子含量物料,從常態到高(gao)溫烘干,鈦材的(de)耐腐(fu)(fu)性(xing)表現優異,甚至對濃度(du)在(zai)1%以下的(de)鹽酸(suan)仍可穩定適(shi)用;高(gao)濃度(du)鹽酸(suan)、氫氟(fu)酸(suan)等(deng)強(qiang)性(xing)腐(fu)(fu)蝕溶液(ye),哈(ha)氏合金為市場成熟應(ying)用的(de)首選材質;非金屬材質如聚(ju)四氟(fu)乙烯等(deng),耐腐(fu)(fu)性(xing)也(ye)比較(jiao)穩定,但(dan)是在(zai)設備應(ying)用過程中易(yi)產生(sheng)涂層(ceng)剝落等(deng)問題,在(zai)第三點中會(hui)有詳細闡述;
第二【材(cai)(cai)質(zhi)制造工(gong)(gong)(gong)藝(yi)(yi)(yi)】與(yu)鈦材(cai)(cai)優異(yi)耐(nai)腐(fu)性(xing)(xing)穩(wen)定(ding)性(xing)(xing)能同(tong)樣為(wei)人(ren)所周(zhou)知(zhi)的是(shi)(shi)(shi)其加(jia)(jia)工(gong)(gong)(gong)工(gong)(gong)(gong)藝(yi)(yi)(yi)的難(nan)度,鈦材(cai)(cai)材(cai)(cai)質(zhi)特殊(shu),典型的問題(ti)就是(shi)(shi)(shi)不可與(yu)其他材(cai)(cai)質(zhi)直接(jie)焊接(jie);但(dan)是(shi)(shi)(shi)從應用成(cheng)(cheng)本考(kao)量,純鈦選材(cai)(cai)不太被接(jie)受,定(ding)昌(chang)針(zhen)對此(ci)類應用進行工(gong)(gong)(gong)藝(yi)(yi)(yi)研發,形成(cheng)(cheng)一(yi)套“復(fu)(fu)合(he)鈦加(jia)(jia)工(gong)(gong)(gong)”的工(gong)(gong)(gong)藝(yi)(yi)(yi)方(fang)案,在(zai)各種合(he)金(jin)(jin)基礎上復(fu)(fu)合(he)鈦材(cai)(cai)進行設(she)備(bei)整體加(jia)(jia)工(gong)(gong)(gong),從鈦材(cai)(cai)首次成(cheng)(cheng)功應用已積累了(le)16年工(gong)(gong)(gong)藝(yi)(yi)(yi)經驗。哈氏合(he)金(jin)(jin)等(deng)貴金(jin)(jin)屬材(cai)(cai)質(zhi)加(jia)(jia)工(gong)(gong)(gong)與(yu)不銹鋼合(he)金(jin)(jin)材(cai)(cai)質(zhi)工(gong)(gong)(gong)藝(yi)(yi)(yi)接(jie)近,但(dan)是(shi)(shi)(shi)在(zai)復(fu)(fu)雜結(jie)(jie)構(gou)的加(jia)(jia)工(gong)(gong)(gong)過程中,細(xi)節的把控至(zhi)關重要,例如針(zhen)對可通控溫媒介的螺帶式攪拌,成(cheng)(cheng)熟(shu)的加(jia)(jia)工(gong)(gong)(gong)工(gong)(gong)(gong)藝(yi)(yi)(yi)在(zai)設(she)備(bei)使(shi)用壽命及穩(wen)定(ding)性(xing)(xing)上方(fang)能體現(xian)(如加(jia)(jia)工(gong)(gong)(gong)工(gong)(gong)(gong)藝(yi)(yi)(yi)不成(cheng)(cheng)熟(shu),攪拌有可能在(zai)設(she)備(bei)使(shi)用不到一(yi)年就產生泄(xie)露、偏(pian)擺度超標(biao)的情況(kuang))。非金(jin)(jin)屬涂(tu)層材(cai)(cai)料的加(jia)(jia)工(gong)(gong)(gong),在(zai)反應釜(fu)行業應用廣泛,針(zhen)對稍復(fu)(fu)雜的結(jie)(jie)構(gou)進行涂(tu)層,其工(gong)(gong)(gong)藝(yi)(yi)(yi)的適應性(xing)(xing)及穩(wen)定(ding)性(xing)(xing)大大降低.
第三【使用(yong)壽(shou)命(ming)、性(xing)能(neng)及穩(wen)(wen)定(ding)(ding)性(xing)】保證正宗材(cai)質(zhi)(zhi)的(de)前(qian)提下(xia)(xia),設備制造(zao)工(gong)(gong)藝(yi)是(shi)(shi)決(jue)定(ding)(ding)后(hou)(hou)期設備使用(yong)壽(shou)命(ming)及期間穩(wen)(wen)定(ding)(ding)性(xing)的(de)最關(guan)鍵因(yin)素。金(jin)屬(shu)(shu)(shu)材(cai)料傳熱(re)效(xiao)果(guo)大同小異(yi),在(zai)(zai)(zai)換熱(re)工(gong)(gong)藝(yi)過(guo)(guo)程中是(shi)(shi)首選材(cai)質(zhi)(zhi);且在(zai)(zai)(zai)不同溫度(du)交(jiao)替(ti)使用(yong)情況下(xia)(xia),即使是(shi)(shi)不同合(he)金(jin)材(cai)料都(dou)有(you)接近的(de)收(shou)縮(suo)比(bi),普遍比(bi)較穩(wen)(wen)定(ding)(ding)性(xing)。涂層型設備首先會(hui)影響換熱(re)效(xiao)果(guo),很大程度(du)上(shang)降低干燥(zao)效(xiao)果(guo);再者,由于基(ji)礎材(cai)質(zhi)(zhi)和涂層材(cai)質(zhi)(zhi)的(de)熱(re)脹冷(leng)縮(suo)性(xing)差異(yi)大,在(zai)(zai)(zai)冷(leng)熱(re)交(jiao)替(ti)使用(yong)過(guo)(guo)程中涂層易剝落,且后(hou)(hou)期修(xiu)復工(gong)(gong)作修(xiu)補效(xiao)果(guo)不理(li)想(xiang);在(zai)(zai)(zai)不得不選擇(ze)非(fei)金(jin)屬(shu)(shu)(shu)材(cai)料的(de)情況下(xia)(xia),將干燥(zao)工(gong)(gong)藝(yi)分離單獨是(shi)(shi)推薦(jian)的(de)一種(zhong)方案;但值得留意的(de)是(shi)(shi),非(fei)金(jin)屬(shu)(shu)(shu)材(cai)質(zhi)(zhi)設備在(zai)(zai)(zai)過(guo)(guo)濾介(jie)質(zhi)(zhi)的(de)選擇(ze)上(shang)有(you)一些弊端(duan),一般(ban)金(jin)屬(shu)(shu)(shu)過(guo)(guo)濾介(jie)質(zhi)(zhi)也(ye)將不適用(yong),而非(fei)金(jin)屬(shu)(shu)(shu)過(guo)(guo)濾介(jie)質(zhi)(zhi)必須采用(yong)介(jie)質(zhi)(zhi)保護(hu)結構,此配置為多孔結構,不論是(shi)(shi)采用(yong)純非(fei)金(jin)屬(shu)(shu)(shu)材(cai)質(zhi)(zhi)(強度(du)差)還是(shi)(shi)涂層工(gong)(gong)藝(yi)(復雜(za)結構涂層工(gong)(gong)藝(yi)難度(du)大,穩(wen)(wen)定(ding)(ding)性(xing)不理(li)想(xiang))都(dou)存在(zai)(zai)(zai)后(hou)(hou)期維(wei)護(hu)費(fei)用(yong)高的(de)問題(使用(yong)壽(shou)命(ming)一般(ban)幾(ji)個月,涂層修(xiu)補效(xiao)果(guo)不理(li)想(xiang))。
綜上所述,三個方面(mian)的(de)平衡考量也可以歸結(jie)為客戶選型(xing)最關心的(de)性(xing)價比問題,耐(nai)用(yong)型(xing)材(cai)質附加(jia)高(gao)精(jing)度(du)加(jia)工(gong)工(gong)藝所得(de)高(gao)品(pin)質的(de)設備在(zai)后期多方面(mian)將給客戶帶來可預見回(hui)饋:設備運行穩(wen)定、使(shi)(shi)用(yong)壽(shou)命長(無(wu)錫市(shi)雙瑞機(ji)械有(you)限(xian)公司合(he)作(zuo)的(de)客戶反饋最長使(shi)(shi)用(yong)已(yi)達10年之(zhi)久),維護成本(ben)低;工(gong)藝過(guo)程效率高(gao),節能(neng)能(neng)源(yuan),產量增(zeng)加(jia);產品(pin)純度(du)高(gao),質量提升等(deng)(deng)等(deng)(deng)。
相關標簽:
過濾洗滌二合一,
過濾洗滌干燥三合一,