另(ling)外，它(ta)也有(you)折(zhe)射和(he)反(fan)射現象(xiang)，且在(zai)(zai)(zai)傳(chuan)(chuan)(chuan)播(bo)(bo)過程中(zhong)有(you)衰減(jian)(jian)。在(zai)(zai)(zai)空氣中(zhong)傳(chuan)(chuan)(chuan)播(bo)(bo)超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)頻(pin)率較(jiao)(jiao)低，一般為(wei)幾(ji)十kHz，但衰減(jian)(jian)較(jiao)(jiao)快；在(zai)(zai)(zai)固體(ti)、液體(ti)中(zhong)傳(chuan)(chuan)(chuan)播(bo)(bo)頻(pin)率較(jiao)(jiao)高(gao)，但衰減(jian)(jian)較(jiao)(jiao)小，傳(chuan)(chuan)(chuan)播(bo)(bo)較(jiao)(jiao)遠(yuan)。3.超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)的(de)(de)特點超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)的(de)(de)指(zhi)向性(xing)(xing)好，不易發散，能(neng)量(liang)(liang)集中(zhong)，因此穿透本領大(da)，在(zai)(zai)(zai)穿透幾(ji)米厚的(de)(de)鋼板后，能(neng)量(liang)(liang)損失(shi)不大(da)。超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)在(zai)(zai)(zai)遇到兩種(zhong)介(jie)質的(de)(de)分界(jie)面時(shi)，能(neng)產(chan)生(sheng)(sheng)明顯的(de)(de)反(fan)射和(he)折(zhe)射現象(xiang)，這一現象(xiang)類似于光波(bo)(bo)。超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)的(de)(de)頻(pin)率越(yue)高(gao)，其(qi)聲(sheng)(sheng)(sheng)(sheng)場指(zhi)向性(xing)(xing)就越(yue)好，與(yu)光波(bo)(bo)的(de)(de)反(fan)射、折(zhe)射特性(xing)(xing)就越(yue)接(jie)近。利(li)(li)用(yong)(yong)(yong)超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)的(de)(de)特性(xing)(xing)，可做(zuo)成(cheng)各(ge)種(zhong)超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)，配上(shang)不同(tong)的(de)(de)電(dian)路，制成(cheng)各(ge)種(zhong)超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)測量(liang)(liang)儀(yi)器(qi)(qi)(qi)(qi)(qi)(qi)及裝置，并在(zai)(zai)(zai)通信、醫療、家電(dian)等各(ge)方面得到廣(guang)泛應用(yong)(yong)(yong)。4.超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)原理超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)是(shi)(shi)利(li)(li)用(yong)(yong)(yong)超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)的(de)(de)特性(xing)(xing)研制而(er)(er)成(cheng)的(de)(de)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)，由(you)發送(song)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)、接(jie)收(shou)(shou)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)、控制部分與(yu)電(dian)源部分組(zu)成(cheng)。發送(song)器(qi)(qi)(qi)(qi)(qi)(qi)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)由(you)發送(song)器(qi)(qi)(qi)(qi)(qi)(qi)與(yu)使(shi)用(yong)(yong)(yong)直徑為(wei)15mm左右的(de)(de)陶(tao)瓷(ci)(ci)振(zhen)子換能(neng)器(qi)(qi)(qi)(qi)(qi)(qi)組(zu)成(cheng)，換能(neng)器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)作用(yong)(yong)(yong)是(shi)(shi)將陶(tao)瓷(ci)(ci)振(zhen)子的(de)(de)電(dian)振(zhen)動(dong)能(neng)量(liang)(liang)轉換成(cheng)超(chao)能(neng)量(liang)(liang)并向空中(zhong)輻射；接(jie)收(shou)(shou)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)由(you)陶(tao)瓷(ci)(ci)振(zhen)子換能(neng)器(qi)(qi)(qi)(qi)(qi)(qi)與(yu)放(fang)大(da)電(dian)路組(zu)成(cheng)，換能(neng)器(qi)(qi)(qi)(qi)(qi)(qi)接(jie)收(shou)(shou)波(bo)(bo)產(chan)生(sheng)(sheng)機械振(zhen)動(dong)，將其(qi)變換成(cheng)電(dian)能(neng)量(liang)(liang)，作為(wei)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)接(jie)收(shou)(shou)器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)輸出，從而(er)(er)對發送(song)的(de)(de)超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)進(jin)行檢測。實際使(shi)用(yong)(yong)(yong)中(zhong)，用(yong)(yong)(yong)作發送(song)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)陶(tao)瓷(ci)(ci)振(zhen)子也可用(yong)(yong)(yong)作接(jie)收(shou)(shou)器(qi)(qi)(qi)(qi)(qi)(qi)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)上(shang)的(de)(de)陶(tao)瓷(ci)(ci)振(zhen)子。浙江羅舸智能(neng)科技有(you)限公司(si)是(shi)(shi)一家專業提供超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)公司(si)，歡迎您的(de)(de)來(lai)電(dian)哦！深圳超(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)傳(chuan)(chuan)(chuan)感器(qi)(qi)(qi)(qi)(qi)(qi)廠(chang)家

表1列(lie)出了幾(ji)種(zhong)不同溫(wen)度(du)下的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)速(su)。在(zai)(zai)使(shi)(shi)用(yong)(yong)(yong)時，如(ru)果(guo)(guo)溫(wen)度(du)變化不大，則可(ke)認為(wei)(wei)聲(sheng)(sheng)(sheng)(sheng)(sheng)速(su)是(shi)(shi)基本(ben)不變的(de)(de)(de)(de)。如(ru)果(guo)(guo)測距精度(du)要求很(hen)高(gao)，則應通(tong)過溫(wen)度(du)補償的(de)(de)(de)(de)方(fang)(fang)法加以(yi)校正。表1超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)波(bo)(bo)(bo)(bo)(bo)速(su)與溫(wen)度(du)的(de)(de)(de)(de)關系由(you)于超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)易于定(ding)向發射(she)、方(fang)(fang)向性(xing)(xing)好、強度(du)易控制、與被測量物體(ti)不需要直接接觸的(de)(de)(de)(de)優點，是(shi)(shi)作(zuo)為(wei)(wei)倒車距離測量的(de)(de)(de)(de)理想選擇。超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)為(wei)(wei)直線(xian)傳(chuan)(chuan)播，頻(pin)率越高(gao)，繞射(she)能力(li)越弱，但反(fan)射(she)能力(li)越強，為(wei)(wei)此(ci)，利(li)(li)用(yong)(yong)(yong)超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)的(de)(de)(de)(de)這(zhe)(zhe)種(zhong)性(xing)(xing)質就(jiu)(jiu)可(ke)以(yi)制成(cheng)(cheng)超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)。另外，超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)在(zai)(zai)空氣中的(de)(de)(de)(de)傳(chuan)(chuan)播速(su)度(du)較慢，這(zhe)(zhe)就(jiu)(jiu)使(shi)(shi)得超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)的(de)(de)(de)(de)使(shi)(shi)用(yong)(yong)(yong)變得簡單(dan)。超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)是(shi)(shi)利(li)(li)用(yong)(yong)(yong)超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)的(de)(de)(de)(de)特性(xing)(xing)研制而成(cheng)(cheng)的(de)(de)(de)(de)傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)。超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)是(shi)(shi)一種(zhong)振動頻(pin)率高(gao)于聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)的(de)(de)(de)(de)機械波(bo)(bo)(bo)(bo)(bo)，由(you)換能晶片在(zai)(zai)電壓的(de)(de)(de)(de)激(ji)勵下發生振動產生的(de)(de)(de)(de)，它(ta)具有(you)(you)頻(pin)率高(gao)、波(bo)(bo)(bo)(bo)(bo)長短、繞射(she)現象小，特別是(shi)(shi)方(fang)(fang)向性(xing)(xing)好、能夠成(cheng)(cheng)為(wei)(wei)射(she)線(xian)而定(ding)向傳(chuan)(chuan)播等特點。超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)對液體(ti)、固體(ti)的(de)(de)(de)(de)穿透(tou)本(ben)領很(hen)大，尤其是(shi)(shi)在(zai)(zai)陽(yang)光不透(tou)明的(de)(de)(de)(de)固體(ti)中，它(ta)可(ke)穿透(tou)幾(ji)十米(mi)的(de)(de)(de)(de)深度(du)。超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)碰(peng)到雜質或分界面會產生反(fan)射(she)形成(cheng)(cheng)反(fan)射(she)成(cheng)(cheng)回波(bo)(bo)(bo)(bo)(bo)，碰(peng)到活動物體(ti)能產生多(duo)普(pu)勒效(xiao)應。因此(ci)超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)檢(jian)測廣泛應用(yong)(yong)(yong)在(zai)(zai)工業、**、生物醫學等方(fang)(fang)面以(yi)超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)作(zuo)為(wei)(wei)檢(jian)測手段，必須產生超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)和接收超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)。完成(cheng)(cheng)這(zhe)(zhe)種(zhong)功能的(de)(de)(de)(de)裝置(zhi)就(jiu)(jiu)是(shi)(shi)超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)，習慣上稱為(wei)(wei)超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)換能器(qi)(qi)(qi)。松江區激(ji)光超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)超(chao)(chao)(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)感(gan)器(qi)(qi)(qi)，就(jiu)(jiu)選浙(zhe)江羅舸智(zhi)能科(ke)技有(you)(you)限(xian)公司(si)，用(yong)(yong)(yong)戶的(de)(de)(de)(de)信賴之(zhi)選，有(you)(you)想法可(ke)以(yi)來(lai)我(wo)司(si)咨詢！

在(zai)我國的(de)(de)(de)化(hua)(hua)(hua)工(gong)廠，坐落著成千(qian)上萬的(de)(de)(de)儲罐(guan)，人(ren)們(men)在(zai)生(sheng)產(chan)生(sheng)活中經常會用到各種(zhong)類(lei)型的(de)(de)(de)罐(guan)體(ti)(ti)，比(bi)如(ru)：化(hua)(hua)(hua)工(gong)廠的(de)(de)(de)儲蓄(xu)、鑄造(zao)工(gong)業(ye)(ye)的(de)(de)(de)澆(jiao)(jiao)口杯、鍋爐(lu)的(de)(de)(de)汽(qi)(qi)(qi)(qi)包(bao)、蓄(xu)水(shui)(shui)池(chi)等。他們(men)的(de)(de)(de)液位(wei)(wei)(wei)、溫度、壓力等參數測(ce)(ce)量(liang)(liang)(liang)的(de)(de)(de)準確性、可(ke)靠性以及(ji)(ji)及(ji)(ji)時(shi)性對(dui)生(sheng)產(chan)起著關鍵的(de)(de)(de)作用。通(tong)過對(dui)罐(guan)體(ti)(ti)液位(wei)(wei)(wei)準確、及(ji)(ji)時(shi)、可(ke)靠的(de)(de)(de)測(ce)(ce)量(liang)(liang)(liang)，可(ke)以迅速調節罐(guan)中液體(ti)(ti)的(de)(de)(de)容量(liang)(liang)(liang)，平(ping)穩生(sheng)產(chan)的(de)(de)(de)過程(cheng)。罐(guan)體(ti)(ti)近年來，隨(sui)著石(shi)油化(hua)(hua)(hua)工(gong)業(ye)(ye)的(de)(de)(de)發展，石(shi)化(hua)(hua)(hua)部門(men)對(dui)罐(guan)體(ti)(ti)自動(dong)化(hua)(hua)(hua)計量(liang)(liang)(liang)技術也(ye)越(yue)來越(yue)重視。液位(wei)(wei)(wei)作為(wei)自動(dong)計量(liang)(liang)(liang)的(de)(de)(de)一(yi)個重要(yao)(yao)(yao)參數，它的(de)(de)(de)測(ce)(ce)量(liang)(liang)(liang)準確與否，起著十分(fen)(fen)重要(yao)(yao)(yao)的(de)(de)(de)作用。要(yao)(yao)(yao)想知道儲量(liang)(liang)(liang)的(de)(de)(de)多(duo)少，必須(xu)進行(xing)(xing)測(ce)(ce)量(liang)(liang)(liang)，以監(jian)(jian)控(kong)生(sheng)產(chan)過程(cheng)，保證設(she)備安全穩定運行(xing)(xing)，隨(sui)時(shi)對(dui)罐(guan)區中的(de)(de)(de)儲罐(guan)的(de)(de)(de)儲量(liang)(liang)(liang)進行(xing)(xing)動(dong)態監(jian)(jian)控(kong)，在(zai)鑄造(zao)工(gong)業(ye)(ye)中，澆(jiao)(jiao)注(zhu)過程(cheng)中，在(zai)往澆(jiao)(jiao)口杯內(nei)裝入(ru)熔(rong)金屬液位(wei)(wei)(wei)，如(ru)何實(shi)現測(ce)(ce)量(liang)(liang)(liang)澆(jiao)(jiao)口杯內(nei)的(de)(de)(de)液位(wei)(wei)(wei)，進而控(kong)制澆(jiao)(jiao)包(bao)底部閥門(men)開度，將直接影響到鑄件質量(liang)(liang)(liang)；鍋爐(lu)在(zai)運行(xing)(xing)過程(cheng)中，汽(qi)(qi)(qi)(qi)包(bao)水(shui)(shui)位(wei)(wei)(wei)是其安全運行(xing)(xing)的(de)(de)(de)指標之一(yi)，其測(ce)(ce)量(liang)(liang)(liang)與監(jian)(jian)視對(dui)鍋爐(lu)的(de)(de)(de)安全運行(xing)(xing)極為(wei)重要(yao)(yao)(yao)。水(shui)(shui)位(wei)(wei)(wei)過高，會影響汽(qi)(qi)(qi)(qi)水(shui)(shui)分(fen)(fen)離裝置(zhi)的(de)(de)(de)汽(qi)(qi)(qi)(qi)水(shui)(shui)分(fen)(fen)離效果，是鍋爐(lu)出口飽(bao)和和蒸汽(qi)(qi)(qi)(qi)的(de)(de)(de)濕(shi)度增(zeng)(zeng)大，含鹽量(liang)(liang)(liang)增(zeng)(zeng)多(duo)，造(zao)成過熱器(qi)和汽(qi)(qi)(qi)(qi)輪通(tong)流部分(fen)(fen)結垢，天長日久容易引(yin)起過熱器(qi)管壁超溫甚至爆表(biao)，以及(ji)(ji)是汽(qi)(qi)(qi)(qi)輪機效率(lv)降低(di)，軸向推(tui)力增(zeng)(zeng)大；當水(shui)(shui)位(wei)(wei)(wei)嚴重過高時(shi)。

射型(xing)發射器和接收器相對安裝(zhuang)。如果聲(sheng)波被物體中斷，則產生一(yi)(yi)個(ge)開(kai)關量優點：檢測(ce)范(fan)圍大(da)浙江羅(luo)舸智能科(ke)技有限公司(si)是一(yi)(yi)家專業(ye)提供超聲(sheng)波傳(chuan)感器的公司(si)。

隨著全球范圍(wei)內工業(ye)自動化水(shui)平(ping)的(de)(de)(de)(de)(de)提高(gao)(gao)，各種復雜(za)的(de)(de)(de)(de)(de)應(ying)用(yong)(yong)也越(yue)來(lai)越(yue)多，這(zhe)對(dui)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)功(gong)能也提出(chu)了越(yue)來(lai)越(yue)多、越(yue)來(lai)越(yue)高(gao)(gao)的(de)(de)(de)(de)(de)要求(qiu)。在這(zhe)種背景下，不同類型、不同原(yuan)理(li)的(de)(de)(de)(de)(de)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)也應(ying)運而(er)生(sheng)，超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)就是(shi)(shi)(shi)其(qi)(qi)中一(yi)種。首(shou)先(xian)要解釋(shi)的(de)(de)(de)(de)(de)是(shi)(shi)(shi)什(shen)么是(shi)(shi)(shi)超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)：我(wo)們(men)都知道(dao)聲(sheng)(sheng)(sheng)(sheng)音是(shi)(shi)(shi)由振動產生(sheng)的(de)(de)(de)(de)(de)，它是(shi)(shi)(shi)一(yi)種波(bo)(bo)(bo)(bo)(bo)(bo)，其(qi)(qi)在空氣或(huo)其(qi)(qi)他介(jie)質中是(shi)(shi)(shi)以震(zhen)動的(de)(de)(de)(de)(de)方式(shi)向(xiang)其(qi)(qi)他方向(xiang)傳(chuan)(chuan)(chuan)播(bo)的(de)(de)(de)(de)(de)，我(wo)們(men)平(ping)時聽到(dao)的(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)音就是(shi)(shi)(shi)頻率在20Hz到(dao)20kHz之(zhi)間的(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)，超(chao)(chao)(chao)過(guo)20kHz的(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)人耳朵是(shi)(shi)(shi)識別(bie)(bie)不到(dao)的(de)(de)(de)(de)(de)。所以我(wo)們(men)把振動頻率高(gao)(gao)于20kHz的(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)稱之(zhi)為(wei)超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)。它具有頻率高(gao)(gao)、波(bo)(bo)(bo)(bo)(bo)(bo)長短、繞射(she)(she)(she)現(xian)象小，特別(bie)(bie)是(shi)(shi)(shi)方向(xiang)性(xing)好、能夠定(ding)向(xiang)傳(chuan)(chuan)(chuan)播(bo)等(deng)特點，超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)碰到(dao)雜(za)質或(huo)分界面會產生(sheng)反(fan)(fan)(fan)射(she)(she)(she)形成反(fan)(fan)(fan)射(she)(she)(she)成回波(bo)(bo)(bo)(bo)(bo)(bo)的(de)(de)(de)(de)(de)特點。超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)是(shi)(shi)(shi)將超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)信號轉(zhuan)換成其(qi)(qi)他能量(liang)信號（通常是(shi)(shi)(shi)電(dian)(dian)信號）的(de)(de)(de)(de)(de)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)。。從原(yuan)理(li)上來(lai)講超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)可以分為(wei)超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)測傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)、超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)接(jie)近(jin)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)、反(fan)(fan)(fan)射(she)(she)(she)板式(shi)超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)、對(dui)射(she)(she)(she)式(shi)超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)四類。這(zhe)四類產品中，反(fan)(fan)(fan)射(she)(she)(she)板式(shi)超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)、對(dui)射(she)(she)(she)式(shi)超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)與光電(dian)(dian)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)中的(de)(de)(de)(de)(de)鏡反(fan)(fan)(fan)射(she)(she)(she)和對(dui)射(she)(she)(she)式(shi)光電(dian)(dian)原(yuan)理(li)一(yi)樣，非常簡單(dan)，無需多做介(jie)紹。超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)測距傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)、超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)接(jie)近(jin)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)這(zhe)兩種**典型、使(shi)用(yong)(yong)的(de)(de)(de)(de)(de)也**多，其(qi)(qi)工作原(yuan)理(li)相同，只是(shi)(shi)(shi)輸出(chu)一(yi)個(ge)是(shi)(shi)(shi)開關量(liang)一(yi)個(ge)是(shi)(shi)(shi)模(mo)擬量(liang)。超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)，就選浙江羅舸智能科(ke)技有限公(gong)司，讓您滿(man)意(yi)，歡迎您的(de)(de)(de)(de)(de)來(lai)電(dian)(dian)哦(e)！嘉定(ding)區毫米級超(chao)(chao)(chao)聲(sheng)(sheng)(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)

超聲波傳(chuan)感器，就選浙江羅舸智能科技有(you)限公司，用戶的(de)信賴之(zhi)選，有(you)想法的(de)不要錯(cuo)過哦(e)！深圳(zhen)超聲波傳(chuan)感器廠家(jia)

在(zai)距表面(mian)1/4波(bo)(bo)(bo)(bo)(bo)(bo)長深處振(zhen)(zhen)幅**強，隨著深度(du)的(de)(de)(de)(de)(de)增加很快(kuai)衰減(jian)，實際上離表面(mian)一(yi)(yi)個(ge)波(bo)(bo)(bo)(bo)(bo)(bo)長以(yi)上的(de)(de)(de)(de)(de)地方，質點振(zhen)(zhen)動的(de)(de)(de)(de)(de)振(zhen)(zhen)幅已經很微弱(ruo)了。另外，超(chao)(chao)聲(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)也(ye)有(you)折(zhe)射和反射現象，并且在(zai)傳(chuan)(chuan)播(bo)過(guo)程中有(you)衰減(jian)。在(zai)空氣中傳(chuan)(chuan)播(bo)超(chao)(chao)聲(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)，其頻率(lv)較(jiao)(jiao)低，，一(yi)(yi)般為幾十KHz，而(er)在(zai)固體(ti)(ti)、液體(ti)(ti)中則頻率(lv)可用(yong)得(de)較(jiao)(jiao)高。在(zai)空氣中衰減(jian)較(jiao)(jiao)快(kuai)，而(er)在(zai)液體(ti)(ti)及(ji)固體(ti)(ti)中傳(chuan)(chuan)播(bo)，衰減(jian)較(jiao)(jiao)小，傳(chuan)(chuan)播(bo)較(jiao)(jiao)遠。利用(yong)超(chao)(chao)聲(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)的(de)(de)(de)(de)(de)特性，可做成各種(zhong)超(chao)(chao)聲(sheng)(sheng)傳(chuan)(chuan)感(gan)器，配上不同(tong)的(de)(de)(de)(de)(de)電(dian)路，制成各種(zhong)超(chao)(chao)聲(sheng)(sheng)測量儀器及(ji)裝置(zhi)，可用(yong)于測距、測速、清洗、焊接、碎石、殺菌消毒等(deng)，并在(zai)通訊(xun)、醫療(liao)、家電(dian)、、工(gong)業、農業等(deng)各方面(mian)得(de)到(dao)廣泛應(ying)(ying)用(yong)。能夠產(chan)生超(chao)(chao)聲(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)的(de)(de)(de)(de)(de)方法(fa)很多，常用(yong)的(de)(de)(de)(de)(de)有(you)壓(ya)電(dian)效(xiao)(xiao)應(ying)(ying)方法(fa)、磁致(zhi)伸縮效(xiao)(xiao)應(ying)(ying)方法(fa)、靜電(dian)效(xiao)(xiao)應(ying)(ying)方法(fa)和電(dian)磁效(xiao)(xiao)應(ying)(ying)方法(fa)等(deng)。當給壓(ya)電(dian)晶片(pian)兩(liang)極施(shi)加一(yi)(yi)個(ge)電(dian)壓(ya)短(duan)脈沖時(shi),由于逆壓(ya)電(dian)效(xiao)(xiao)應(ying)(ying)，晶片(pian)將發生彈(dan)性形(xing)變而(er)產(chan)生彈(dan)性振(zhen)(zhen)蕩。振(zhen)(zhen)蕩頻率(lv)與晶片(pian)的(de)(de)(de)(de)(de)厚度(du)和聲(sheng)(sheng)速有(you)關,適(shi)當選(xuan)擇晶片(pian)的(de)(de)(de)(de)(de)厚度(du)可以(yi)得(de)到(dao)超(chao)(chao)聲(sheng)(sheng)頻率(lv)范圍的(de)(de)(de)(de)(de)彈(dan)性波(bo)(bo)(bo)(bo)(bo)(bo),即超(chao)(chao)聲(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)。此種(zhong)方式(shi)發射出的(de)(de)(de)(de)(de)是一(yi)(yi)個(ge)超(chao)(chao)聲(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)波(bo)(bo)(bo)(bo)(bo)(bo)包，通常稱為脈沖波(bo)(bo)(bo)(bo)(bo)(bo)。超(chao)(chao)聲(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)測距超(chao)(chao)聲(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)測距系統主要應(ying)(ying)用(yong)于汽車的(de)(de)(de)(de)(de)倒車雷達、及(ji)機器人自動避障行走(zou)、建筑施(shi)工(gong)工(gong)地以(yi)及(ji)一(yi)(yi)些(xie)工(gong)業現場(chang)例如(ru)：液位、井深、管(guan)道長度(du)等(deng)場(chang)合。目前(qian)有(you)兩(liang)種(zhong)常用(yong)的(de)(de)(de)(de)(de)超(chao)(chao)聲(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)測距方案。深圳超(chao)(chao)聲(sheng)(sheng)波(bo)(bo)(bo)(bo)(bo)(bo)傳(chuan)(chuan)感(gan)器廠家

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