1.省(sheng)電(dian)(dian)(dian),以(yi)是省(sheng)錢,耗電(dian)(dian)(dian)僅2瓦。市(shi)道上大部份同類儀器(qi)耗電(dian)(dian)(dian)6到8瓦,以(yi)是只能用(yong)定制(zhi)鋰電(dian)(dian)(dian)池(chi)(chi)組(zu)供電(dian)(dian)(dian),聽說(shuo)換一(yi)(yi)(yi)次(ci)電(dian)(dian)(dian)池(chi)(chi)要800元擺布,并且各種儀器(qi)電(dian)(dian)(dian)池(chi)(chi)組(zu)不(bu)通(tong)用(yong),只能向(xiang)儀器(qi)制(zhi)作廠定購。假(jia)設2年(nian)換一(yi)(yi)(yi)次(ci)電(dian)(dian)(dian)池(chi)(chi),10年(nian)的(de)電(dian)(dian)(dian)池(chi)(chi)費可(ke)以(yi)或(huo)(huo)許(xu)(xu)或(huo)(huo)許(xu)(xu)要4000元。本(ben)機因耗電(dian)(dian)(dian)省(sheng),才可(ke)用(yong)4節5號(hao)Ni-MH電(dian)(dian)(dian)池(chi)(chi),換一(yi)(yi)(yi)次(ci)電(dian)(dian)(dian)池(chi)(chi)不(bu)到100元,10年(nian)電(dian)(dian)(dian)池(chi)(chi)用(yong)度(du)不(bu)高于500元。一(yi)(yi)(yi)樣也呼(hu)應了今后綠色環(huan)保的(de)主題(ti)。
2.初創可(ke)變(bian)平(ping)(ping)(ping)分(fen)(fen)刻度(du),預算(suan)回波間(jian)(jian)隔(ge)(ge)很(hen)是(shi)(shi)便(bian)利。大部份儀(yi)器(qi)的(de)(de)(de)程(cheng)(cheng)(cheng)度(du)間(jian)(jian)隔(ge)(ge)刻度(du),分(fen)(fen)紅10平(ping)(ping)(ping)分(fen)(fen),微調量(liang)程(cheng)(cheng)(cheng)時(shi),每(mei)(mei)平(ping)(ping)(ping)分(fen)(fen)所代(dai)表(biao)(biao)的(de)(de)(de)間(jian)(jian)隔(ge)(ge)也(ye)呼應變(bian)更,比(bi)方(fang)滿度(du)100mm量(liang)程(cheng)(cheng)(cheng),每(mei)(mei)平(ping)(ping)(ping)分(fen)(fen)10mm,第三(san)格30mm,第四格40mm很(hen)輕(qing)易默(mo)算(suan)。但如把(ba)量(liang)程(cheng)(cheng)(cheng)增添到(dao)(dao)比(bi)方(fang)116mm,則每(mei)(mei)平(ping)(ping)(ping)分(fen)(fen)代(dai)表(biao)(biao)11.6mm,第三(san)格=11.6x3=34.8mm用默(mo)算(suan)不(bu)(bu)太輕(qing)易了,再(zai)假(jia)設提(ti)早設定(ding)為29.4mm,則還要(yao)加(jia)上29.4,太不(bu)(bu)便(bian)利了。EUT-10接(jie)納(na)可(ke)變(bian)平(ping)(ping)(ping)分(fen)(fen)刻度(du)手藝,每(mei)(mei)平(ping)(ping)(ping)分(fen)(fen)所代(dai)表(biao)(biao)的(de)(de)(de)間(jian)(jian)隔(ge)(ge),肯定(ding)是(shi)(shi)1,2,5,10,20,50,100,200,500,1000mm當中(zhong)的(de)(de)(de)一個(ge)。再(zai)舉(ju)不(bu)(bu)異例子,量(liang)程(cheng)(cheng)(cheng)調116mm時(shi),每(mei)(mei)平(ping)(ping)(ping)分(fen)(fen)20mm,共(gong)116/20=5.8平(ping)(ping)(ping)分(fen)(fen),再(zai)微調量(liang)程(cheng)(cheng)(cheng)后,每(mei)(mei)平(ping)(ping)(ping)分(fen)(fen)20mm穩定(ding),僅(jin)平(ping)(ping)(ping)分(fen)(fen)數(shu)(shu)轉變(bian),這是(shi)(shi)可(ke)變(bian)平(ping)(ping)(ping)分(fen)(fen)的(de)(de)(de)道理(li)。若(ruo)是(shi)(shi)量(liang)程(cheng)(cheng)(cheng)轉變(bian)很(hen)大,除(chu)出來(lai)的(de)(de)(de)平(ping)(ping)(ping)分(fen)(fen)數(shu)(shu)不(bu)(bu)在(zai)(zai)(zai)4到(dao)(dao)10規模之間(jian)(jian),會在(zai)(zai)(zai)下面10個(ge)數(shu)(shu)列中(zhong)遴選一個(ge)適合的(de)(de)(de)數(shu)(shu),作為每(mei)(mei)平(ping)(ping)(ping)分(fen)(fen)所代(dai)表(biao)(biao)的(de)(de)(de)間(jian)(jian)隔(ge)(ge)。本機還在(zai)(zai)(zai)每(mei)(mei)一個(ge)刻度(du)下標出間(jian)(jian)隔(ge)(ge),以是(shi)(shi)延時(shi)如不(bu)(bu)為零也(ye)不(bu)(bu)會帶來(lai)間(jian)(jian)隔(ge)(ge)判定(ding)上的(de)(de)(de)堅苦(ku)。
4.有本公司初(chu)創的回波(bo)(bo)(bo)顯現(xian)(xian)(xian)(xian)區擺布分屏(ping)(ping)(ping)顯現(xian)(xian)(xian)(xian)形(xing)式。左屏(ping)(ping)(ping)顯現(xian)(xian)(xian)(xian)一(yi)次(ci)(ci)底(di)(di)波(bo)(bo)(bo)前的缺(que)點(dian)波(bo)(bo)(bo),右屏(ping)(ping)(ping)顯現(xian)(xian)(xian)(xian)高(gao)次(ci)(ci)底(di)(di)波(bo)(bo)(bo)比方(fang)10次(ci)(ci)底(di)(di)波(bo)(bo)(bo)高(gao)度(du),擺布屏(ping)(ping)(ping)聲程(cheng)規模(mo)可以(yi)(yi)或許或許不一(yi)樣(yang)。在(zai)平板探(tan)傷(shang)(shang)時(shi),為了發明(ming)(ming)大(da)缺(que)點(dian),請求聲程(cheng)調到能顯現(xian)(xian)(xian)(xian)5到10次(ci)(ci)底(di)(di)波(bo)(bo)(bo)(取(qu)決于高(gao)次(ci)(ci)底(di)(di)波(bo)(bo)(bo)幅度(du)降(jiang)落(luo)快慢(man))經由進程(cheng)監(jian)督(du)高(gao)次(ci)(ci)底(di)(di)波(bo)(bo)(bo)降(jiang)落(luo)幅度(du),能發明(ming)(ming)大(da)缺(que)點(dian),但(dan)小缺(que)點(dian)回波(bo)(bo)(bo)要(yao)在(zai)一(yi)次(ci)(ci)底(di)(di)波(bo)(bo)(bo)內(nei)(nei)察看(kan),在(zai)聲程(cheng)調到能顯現(xian)(xian)(xian)(xian)10次(ci)(ci)底(di)(di)波(bo)(bo)(bo)時(shi),該地(di)區僅占(zhan)顯現(xian)(xian)(xian)(xian)屏(ping)(ping)(ping)左側10%地(di)區,察看(kan)起來(lai)很堅苦。介決方(fang)法(fa)是分擺布屏(ping)(ping)(ping)顯現(xian)(xian)(xian)(xian),左屏(ping)(ping)(ping)占(zhan)55%地(di)區顯現(xian)(xian)(xian)(xian)一(yi)次(ci)(ci)底(di)(di)波(bo)(bo)(bo)內(nei)(nei)的缺(que)點(dian)回波(bo)(bo)(bo),右屏(ping)(ping)(ping)占(zhan)45%地(di)區顯現(xian)(xian)(xian)(xian)高(gao)次(ci)(ci)底(di)(di)波(bo)(bo)(bo)。以(yi)(yi)是該形(xing)式能使平板探(tan)傷(shang)(shang)時(shi),近處看(kan)得清(qing),遠(yuan)處看(kan)得見。左屏(ping)(ping)(ping)比右屏(ping)(ping)(ping)大(da)是為了使左屏(ping)(ping)(ping)內(nei)(nei)容更看(kan)得清(qing)晰。
5.具備(bei)界(jie)(jie)面(mian)(mian)波(bo)鎖(suo)定(ding)功(gong)效(xiao),可(ke)以(yi)或(huo)許(xu)(xu)或(huo)許(xu)(xu)使(shi)用(yong)(yong)液浸(jin)法探傷(shang)或(huo)測厚。市道上(shang),具備(bei)界(jie)(jie)面(mian)(mian)波(bo)鎖(suo)定(ding)功(gong)效(xiao)的(de)(de)儀(yi)器很少,據咱們領會,有此(ci)功(gong)效(xiao)的(de)(de)儀(yi)器,有的(de)(de)不能消弭(mi)界(jie)(jie)面(mian)(mian)波(bo)和(he)工件(jian)回(hui)(hui)(hui)波(bo)的(de)(de)發抖(dou)(dou),僅(jin)在(zai)丈量工件(jian)回(hui)(hui)(hui)波(bo)間隔上(shang),消弭(mi)界(jie)(jie)面(mian)(mian)波(bo)的(de)(de)發抖(dou)(dou)影響(xiang)。界(jie)(jie)面(mian)(mian)波(bo)被(bei)鎖(suo)定(ding)在(zai)聲(sheng)程(cheng)出(chu)發點(聲(sheng)程(cheng)零點),如許(xu)(xu)界(jie)(jie)面(mian)(mian)波(bo)的(de)(de)發抖(dou)(dou)被(bei)消弭(mi)掉(diao),缺點回(hui)(hui)(hui)波(bo)或(huo)工件(jian)底波(bo)不會發抖(dou)(dou)了,全部顯(xian)(xian)現(xian)(xian)區都(dou)可(ke)以(yi)或(huo)許(xu)(xu)或(huo)許(xu)(xu)用(yong)(yong)來顯(xian)(xian)現(xian)(xian)回(hui)(hui)(hui)波(bo),并可(ke)肆意轉(zhuan)變聲(sheng)程(cheng),而不影響(xiang)對(dui)界(jie)(jie)面(mian)(mian)波(bo)的(de)(de)鎖(suo)定(ding)。又(you)在(zai)顯(xian)(xian)現(xian)(xian)屏右上(shang)角開設一個64x40點的(de)(de)小窗口,近似電視(shi)機的(de)(de)畫中畫功(gong)效(xiao),在(zai)小窗口內及時顯(xian)(xian)現(xian)(xian)界(jie)(jie)面(mian)(mian)波(bo)鎖(suo)定(ding)環(huan)境(jing)。
6.有(you)波(bo)(bo)(bo)形(xing)(xing)擴(kuo)(kuo)(kuo)大(da)(da)功效,擴(kuo)(kuo)(kuo)大(da)(da)程度(du)和(he)進波(bo)(bo)(bo)門(men)寬(kuan)(kuan)(kuan)度(du)有(you)關,并(bing)且可(ke)以(yi)(yi)(yi)或許或許肆(si)意持續(xu)轉變(bian)擴(kuo)(kuo)(kuo)大(da)(da)程度(du),操(cao)縱便利。市道上(shang)現有(you)儀器絕(jue)大(da)(da)部份都有(you)波(bo)(bo)(bo)形(xing)(xing)擴(kuo)(kuo)(kuo)大(da)(da)功效,但(dan)擴(kuo)(kuo)(kuo)大(da)(da)倍數是(shi)按(an)(an)照擴(kuo)(kuo)(kuo)大(da)(da)前閘(zha)(zha)門(men)寬(kuan)(kuan)(kuan)度(du)來(lai)決議,比方閘(zha)(zha)門(men)寬(kuan)(kuan)(kuan)度(du)10%,按(an)(an)擴(kuo)(kuo)(kuo)大(da)(da)鍵后(hou),閘(zha)(zha)門(men)寬(kuan)(kuan)(kuan)度(du)變(bian)99%寬(kuan)(kuan)(kuan),閘(zha)(zha)門(men)內的(de)回波(bo)(bo)(bo)展寬(kuan)(kuan)(kuan)10倍,如發明展擴(kuo)(kuo)(kuo)倍數不(bu)夠,還(huan)要(yao)再(zai)(zai)按(an)(an)鍵先(xian)加入,再(zai)(zai)減小(xiao)閘(zha)(zha)門(men)寬(kuan)(kuan)(kuan)度(du),再(zai)(zai)從頭按(an)(an)鍵進入,可(ke)見操(cao)縱很啰嗦。按(an)(an)擴(kuo)(kuo)(kuo)大(da)(da)鍵后(hou),先(xian)以(yi)(yi)(yi)進波(bo)(bo)(bo)門(men)內的(de)高(gao)波(bo)(bo)(bo)峰為擴(kuo)(kuo)(kuo)大(da)(da)點(dian),先(xian)擴(kuo)(kuo)(kuo)大(da)(da)一倍,而后(hou)逆時(shi)針扭(niu)轉聲程旋(xuan)鈕,擴(kuo)(kuo)(kuo)大(da)(da)倍數會變(bian)大(da)(da),直到(dao)看清波(bo)(bo)(bo)形(xing)(xing)細(xi)節(jie)或聲程被調到(dao)小(xiao)止(zhi),如以(yi)(yi)(yi)為感樂趣的(de)局部地位太偏,還(huan)可(ke)以(yi)(yi)(yi)或許或許調提早旋(xuan)鈕平移回波(bo)(bo)(bo)。
7.有(you)靜(jing)態(tai)波(bo)(bo)形(xing)(xing)(xing)描(miao)畫(hua)功(gong)效(xiao)(xiao),能畫(hua)出靜(jing)態(tai)波(bo)(bo)形(xing)(xing)(xing)曲線(挪動探頭地位同回波(bo)(bo)高度(du)的干系),便于(yu)闡發(fa)缺(que)點(dian)性子。市道(dao)上(shang)現有(you)儀器中有(you)良多(duo)型號具備靜(jing)態(tai)波(bo)(bo)形(xing)(xing)(xing)記實功(gong)效(xiao)(xiao),近似于(yu)錄(lu)相(xiang)機(ji)功(gong)效(xiao)(xiao),能把探頭挪動時(shi)(shi)回波(bo)(bo)變更環(huan)境(jing)記實上(shang)去,供今后(hou)回放(fang)時(shi)(shi),重現波(bo)(bo)形(xing)(xing)(xing)變更情形(xing)(xing)(xing)。但(dan)在JUT900上(shang),并(bing)不是(shi)指錄(lu)相(xiang)機(ji)功(gong)效(xiao)(xiao),而是(shi)及時(shi)(shi)畫(hua)出一(yi)條回波(bo)(bo)峰點(dian)軌跡曲線,程度(du)標的目的代表探頭在缺(que)點(dian)上(shang)方往返挪動間隔,按照曲線外(wai)形(xing)(xing)(xing),可以(yi)或許或許邦助闡發(fa)缺(que)點(dian)性子。以(yi)是(shi)在稱號上(shang),靜(jing)態(tai)波(bo)(bo)形(xing)(xing)(xing)描(miao)畫(hua)和靜(jing)態(tai)波(bo)(bo)形(xing)(xing)(xing)記實只相(xiang)差二個字(zi),但(dan)在功(gong)效(xiao)(xiao)上(shang),兩者完(wan)整差別。
8.高速主(zhu)(zhu)動(dong)(dong)高度功效。在(zai)別家(jia)儀(yi)(yi)(yi)器(qi)上大大都(dou)稱為主(zhu)(zhu)動(dong)(dong)增益,意義是(shi)按鍵后(hou),儀(yi)(yi)(yi)器(qi)會(hui)主(zhu)(zhu)動(dong)(dong)轉變增益,使回(hui)波高度到(dao)達劃定值。儀(yi)(yi)(yi)器(qi)主(zhu)(zhu)動(dong)(dong)調理增益進程(cheng)所需時(shi)候據咱們對(dui)二(er)家(jia)國(guo)產(chan)機實測(ce),轉變100dB增益需時(shi)候10到(dao)20秒,在(zai)此(ci)時(shi)代(dai)要堅持探頭不能動(dong)(dong)。AG-900僅(jin)需1到(dao)2秒鐘。
還有如解(jie)凍后(hou),可全規模調理聲程;絕對增益(yi)置零鍵(jian)(jian);搜刮(gua)活絡度晉升鍵(jian)(jian);斜探頭探傷間隔X,Y標的(de)目的(de)雙刻度;延時疾速歸零鍵(jian)(jian);曲線地位提(ti)醒功效等。
手(shou)藝參(can)數
AG-900儀器(qi)手藝參數:
資料聲速(su) | 1000 ~ 9999M/S | |||
高聲(sheng)程 | 6100mm,滿刻度聲程(cheng)小4mm (鋼,縱波,反射(she)式) | |||
頻次規模(mo) | 0.4 ~ 10MHz / 0.7~1.4 1.8~3.5 4~6 MHz(帶通(tong)) | |||
增益規模(mo) | 0 ~ 110dB (步長(chang)0.1dB,1dB) | |||
延時(shi)規模 | 0 ~ 6000mm | |||
K值規模 | 0.20 ~ 5.00 | |||
按捺規模 | 0 ~ 50% | |||
增(zeng)量(liang) | 0 ~ 20dB | |||
彌補 | -20 ~ 20dB | |||
測長線 | -20 ~ 20dB | |||
定量線 | -20 ~ 20dB | |||
判廢線 | -20 ~ 20dB | |||
垂直線(xian)性 | <3% | |||
程度線性 | <0.3% | |||
發射(she)電源電壓 | DC 200V | |||
發射脈沖寬度 | 負脈沖方波 0.05~0.6μS 可(ke)調(步長0.01μS) | |||
發射脈沖內阻 | 不大于10Ω | |||
發射反復頻次 | 25~ 400Hz | 聲程<150 μS時(shi) | 400/200Hz | FAST/SLOW |
150 μS <聲程<300 μS時 | 200/100Hz | FAST/SLOW | ||
300 μS <聲程<600 μS時 | 100/50HZ | FAST/SLOW | ||
聲程>600 μS時 | 50/25Hz | FAST/SLOW | ||
探頭阻尼電阻 | 約120Ω 牢固(gu) | |||
縮小器(qi)輸出 | 增益0dB,99% 屏幕(mu)高度時約50V峰值輸出端噪聲約50μV峰值(寬帶(dai))帶寬(kuan)噪聲約16nV√Hz峰(feng)值 | |||
數字采樣 | 8bit 及時50MHz,等(deng)效200MHz(硬件完(wan)成(cheng)) | |||
顯現(xian)體例 | 檢波(bo)+,檢波(bo)-,全波(bo) | |||
顯現器件 | 東芝TFT產業黑色液晶顯(xian)現屏(320x240,5.7英寸),LED背(bei)光燈 | |||
液晶屏(ping)革(ge)新頻次 | 50Hz | |||
閘門 | 進波門、失波門,可調(diao) | |||
靜(jing)態規(gui)模(mo) | >32dB | |||
活絡度余(yu)量(liang) | >58dB (與探(tan)頭(tou)有關) | |||
辯白率 | >26dB (與探頭有關(guan)) | |||
測厚分辯率(lv) | 0.02mm (厚度小于(yu)650mm時) |