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2023-04-23

項目名稱：營山縣(xian)鄉(xiang)鎮(zhen)養(yang)殖(zhi)排污液(ye)(ye)位(wei)(wei)監測項目實施地：營山縣(xian)各鄉(xiang)鎮(zhen)養(yang)殖(zhi)戶項目使(shi)用產(chan)品(pin)(pin)：海康攝像頭、防爆(bao)型超聲(sheng)(sheng)波液(ye)(ye)位(wei)(wei)計(ji)液(ye)(ye)位(wei)(wei)計(ji)產(chan)品(pin)(pin)簡介：超聲(sheng)(sheng)波物（液(ye)(ye)）位(wei)(wei)儀(yi)是一(yi)臺博(bo)采(cai)眾長，吸取了國(guo)內(nei)外(wai)多種物（液(ye)(ye)）位(wei)(wei)儀(yi)優點(dian)。通過對(dui)超聲(sheng)(sheng)波測距(ju)的突破發(fa)明，實現了超聲(sheng)(sheng)波怕高溫，傳感(gan)器端面結(jie)露的難題。本產(chan)品(pin)(pin)還(huan)支持低功...

2021
9-9

祝賀我司“可燃氣體和有毒有害氣體集中監控系統項目”順利驗收！一(yi)氧化(hua)碳有毒有害(hai)氣體(ti)報(bao)警(jing)控(kong)(kong)(kong)(kong)制系(xi)(xi)統改造(zao)項目(mu)驗(yan)收完成(cheng)！設(she)計(ji)單位：成(cheng)都華(hua)誠儀(yi)器有限公司施工(gong)單位：成(cheng)都華(hua)誠儀(yi)器有限公司用戶單位：涼山彝族自治州某化(hua)工(gong)有限責(ze)任公司用戶單位系(xi)(xi)統目(mu)前(qian)包括30多個(ge)一(yi)氧化(hua)碳有毒有害(hai)氣體(ti)監測(ce)點，要求各(ge)個(ge)監測(ce)點均采(cai)用485通訊傳(chuan)輸(shu)到(dao)集(ji)中數據(ju)(ju)采(cai)集(ji)的(de)控(kong)(kong)(kong)(kong)制柜(ju)(ju)內(nei)。再由控(kong)(kong)(kong)(kong)制柜(ju)(ju)將各(ge)個(ge)監測(ce)點數據(ju)(ju)進(jin)行統一(yi)整理發送。集(ji)中監控(kong)(kong)(kong)(kong)平(ping)臺首先要求前(qian)端(duan)設(she)備(bei)基本上是(shi)國(guo)內(nei)品牌廠(chang)家的(de)工(gong)控(kong)(kong)(kong)(kong)主機，顯示屏。集(ji)中監控(kong)(kong)(kong)(kong)目(mu)標是(shi)實現(xian)整個(ge)監測(ce)點安(an)防系(xi)(xi)統的(de)集(ji)中管理，以數據(ju)(ju)監控(kong)(kong)(kong)(kong)為手段(duan)，實現(xian)報(bao)警(jing)接(jie)收、快速應對控(kong)(kong)(kong)(kong)制、報(bao)警(jing)輸(shu)...
2021
2-3

超聲波傳感器主要有哪四部分構成的呢？超(chao)聲(sheng)(sheng)波(bo)傳感(gan)(gan)(gan)器是(shi)將超(chao)聲(sheng)(sheng)波(bo)信(xin)號轉(zhuan)換成(cheng)(cheng)其他能量信(xin)號(通常(chang)是(shi)電信(xin)號)的傳感(gan)(gan)(gan)器。超(chao)聲(sheng)(sheng)波(bo)是(shi)振動頻率高(gao)(gao)于20kHz的機械波(bo)。它具有(you)頻率高(gao)(gao)、波(bo)長短、繞(rao)射(she)現象(xiang)小，特別是(shi)方(fang)向性好(hao)、能夠成(cheng)(cheng)為射(she)線而定向傳播等(deng)特點。超(chao)聲(sheng)(sheng)波(bo)對(dui)液體(ti)(ti)、固體(ti)(ti)的穿透本領(ling)很(hen)大，尤其是(shi)在陽光不透明的固體(ti)(ti)中(zhong)。超(chao)聲(sheng)(sheng)波(bo)碰(peng)到(dao)(dao)雜質或分界面(mian)會(hui)產(chan)生(sheng)(sheng)顯著反射(she)形(xing)成(cheng)(cheng)反射(she)回波(bo)，碰(peng)到(dao)(dao)活動物體(ti)(ti)能產(chan)生(sheng)(sheng)多普勒效(xiao)應。超(chao)聲(sheng)(sheng)波(bo)傳感(gan)(gan)(gan)器廣泛應用在工(gong)業、國防、生(sheng)(sheng)物醫學(xue)等(deng)方(fang)面(mian)。常(chang)用的超(chao)聲(sheng)(sheng)波(bo)傳感(gan)(gan)(gan)器由壓電晶(jing)片組成(cheng)(cheng)，既可(ke)以發射(she)超(chao)聲(sheng)(sheng)波(bo)，也可(ke)以接收超(chao)聲(sheng)(sheng)波(bo)。小功(gong)率超(chao)聲(sheng)(sheng)探(tan)頭多作(zuo)探(tan)測作(zuo)用。...
2021
1-19

無油空壓機的實際原理是怎樣的？無(wu)(wu)油(you)空壓(ya)(ya)機(ji)全稱為無(wu)(wu)油(you)空氣(qi)(qi)壓(ya)(ya)縮(suo)機(ji)，是(shi)(shi)(shi)氣(qi)(qi)源裝(zhuang)(zhuang)置(zhi)中(zhong)的(de)(de)主(zhu)體(ti)，它是(shi)(shi)(shi)將原動(dong)機(ji)(通常是(shi)(shi)(shi)電(dian)動(dong)機(ji))的(de)(de)機(ji)械(xie)能(neng)轉換成氣(qi)(qi)體(ti)壓(ya)(ya)力(li)能(neng)的(de)(de)裝(zhuang)(zhuang)置(zhi)，是(shi)(shi)(shi)壓(ya)(ya)縮(suo)空氣(qi)(qi)的(de)(de)氣(qi)(qi)壓(ya)(ya)發(fa)生裝(zhuang)(zhuang)置(zhi)。無(wu)(wu)油(you)空壓(ya)(ya)機(ji)本身(shen)材料不含(han)油(you)性物質，避免了有油(you)機(ji)對終端設備的(de)(de)污染，因此選擇(ze)實驗室靜音無(wu)(wu)油(you)空壓(ya)(ya)機(ji)對空氣(qi)(qi)質量的(de)(de)保證是(shi)(shi)(shi)必要(yao)的(de)(de)。無(wu)(wu)油(you)空壓(ya)(ya)機(ji)是(shi)(shi)(shi)屬于微型往復式(shi)活(huo)塞(sai)(sai)式(shi)壓(ya)(ya)縮(suo)機(ji)，電(dian)機(ji)單軸驅動(dong)壓(ya)(ya)縮(suo)機(ji)曲(qu)軸旋轉時，通過連(lian)桿的(de)(de)傳動(dong)，具有自潤滑而不添加(jia)任何(he)潤滑劑的(de)(de)活(huo)塞(sai)(sai)便做(zuo)往復運動(dong)，由氣(qi)(qi)缸內(nei)壁、氣(qi)(qi)缸蓋和活(huo)塞(sai)(sai)頂(ding)面所(suo)構成的(de)(de)工(gong)作容積則(ze)會發(fa)生周期性變化。活(huo)塞(sai)(sai)式(shi)壓(ya)(ya)縮(suo)機(ji)的(de)(de)活(huo)塞(sai)(sai)從氣(qi)(qi)缸蓋處...
2020
12-18

知道雨量傳感器原理的人很少！你是嗎？雨量(liang)傳(chuan)(chuan)感(gan)器(qi)適用(yong)于(yu)氣象臺(站)、水(shui)文站、農林(lin)、國防(fang)等有關部門用(yong)來遙測(ce)液體降(jiang)水(shui)量(liang)、降(jiang)水(shui)強(qiang)度、降(jiang)水(shui)起止時間(jian)。用(yong)于(yu)防(fang)洪、供水(shui)調度、電(dian)站水(shui)庫水(shui)情管(guan)(guan)理(li)為(wei)目的(de)水(shui)文自動(dong)測(ce)報系(xi)統、自動(dong)野外測(ce)報站，為(wei)降(jiang)水(shui)測(ce)量(liang)傳(chuan)(chuan)感(gan)器(qi)。雨量(liang)傳(chuan)(chuan)感(gan)器(qi)分(fen)(fen)成了幾(ji)個不(bu)同的(de)部分(fen)(fen)，光學元件(OpticalElement)通(tong)過(guo)硅膠墊粘貼在(zai)前擋風(feng)玻璃的(de)內(nei)(nei)(nei)側，通(tong)常在(zai)內(nei)(nei)(nei)視(shi)鏡支(zhi)(zhi)架座的(de)下(xia)方。發射管(guan)(guan)、接(jie)收管(guan)(guan)在(zai)雨量(liang)傳(chuan)(chuan)感(gan)器(qi)的(de)PCB板上，雨量(liang)傳(chuan)(chuan)感(gan)器(qi)通(tong)過(guo)機(ji)械(xie)鎖止機(ji)構固定在(zai)光學元件上。通(tong)常，光學元件、傳(chuan)(chuan)感(gan)器(qi)、內(nei)(nei)(nei)視(shi)鏡支(zhi)(zhi)架會由一裝飾蓋整個包住(zhu)，從(cong)乘客艙內(nei)(nei)(nei)看...
2020
11-24

超聲波傳感器究竟有哪些地方需要注意的呢？超(chao)(chao)(chao)聲(sheng)波(bo)(bo)傳(chuan)(chuan)感器是將超(chao)(chao)(chao)聲(sheng)波(bo)(bo)信號轉換(huan)成(cheng)其他能(neng)量信號(通(tong)常是電信號)的(de)傳(chuan)(chuan)感器。超(chao)(chao)(chao)聲(sheng)波(bo)(bo)是振(zhen)動頻率高(gao)于20kHz的(de)機(ji)械(xie)波(bo)(bo)。它(ta)具有頻率高(gao)、波(bo)(bo)長短、繞射(she)現(xian)象小(xiao)，特(te)別是方向性好、能(neng)夠成(cheng)為(wei)射(she)線而定(ding)向傳(chuan)(chuan)播(bo)等特(te)點(dian)。超(chao)(chao)(chao)聲(sheng)波(bo)(bo)對液體(ti)、固體(ti)的(de)穿透本(ben)領很大，尤其是在(zai)陽(yang)光(guang)不透明(ming)的(de)固體(ti)中(zhong)。超(chao)(chao)(chao)聲(sheng)波(bo)(bo)碰到(dao)雜(za)質或分界面會產(chan)生顯(xian)著反(fan)射(she)形(xing)成(cheng)反(fan)射(she)回波(bo)(bo)，碰到(dao)活動物體(ti)能(neng)產(chan)生多普勒效(xiao)應(ying)。超(chao)(chao)(chao)聲(sheng)波(bo)(bo)傳(chuan)(chuan)感器廣(guang)泛(fan)應(ying)用(yong)(yong)在(zai)工業(ye)、國防、生物醫(yi)學等方面。超(chao)(chao)(chao)聲(sheng)波(bo)(bo)傳(chuan)(chuan)感器由壓(ya)電晶片組成(cheng)，既(ji)可以發射(she)超(chao)(chao)(chao)聲(sheng)波(bo)(bo)，也可以接收超(chao)(chao)(chao)聲(sheng)波(bo)(bo)。小(xiao)功率超(chao)(chao)(chao)聲(sheng)探(tan)頭多作(zuo)探(tan)測(ce)作(zuo)用(yong)(yong)。它(ta)有許...
2020
11-17

超聲波傳感器的具體應用是什么？超(chao)(chao)聲(sheng)(sheng)(sheng)波(bo)傳(chuan)感(gan)器是將超(chao)(chao)聲(sheng)(sheng)(sheng)波(bo)信(xin)(xin)號(hao)轉換(huan)成(cheng)其他能量信(xin)(xin)號(hao)(通常是電信(xin)(xin)號(hao))的(de)傳(chuan)感(gan)器。超(chao)(chao)聲(sheng)(sheng)(sheng)波(bo)是振動(dong)頻(pin)率高于(yu)20kHz的(de)機械波(bo)。它具(ju)有頻(pin)率高、波(bo)長短(duan)、繞射現(xian)象小，特別(bie)是方向性好、能夠成(cheng)為射線(xian)而定向傳(chuan)播(bo)等(deng)特點。超(chao)(chao)聲(sheng)(sheng)(sheng)波(bo)對(dui)液(ye)體(ti)(ti)、固體(ti)(ti)的(de)穿透(tou)本領很(hen)大，尤其是在(zai)陽光不(bu)透(tou)明的(de)固體(ti)(ti)中。超(chao)(chao)聲(sheng)(sheng)(sheng)波(bo)碰到(dao)雜質或(huo)分界面(mian)會(hui)產生顯著(zhu)反射形成(cheng)反射回波(bo)，碰到(dao)活動(dong)物體(ti)(ti)能產生多(duo)普勒效應。超(chao)(chao)聲(sheng)(sheng)(sheng)波(bo)傳(chuan)感(gan)器廣泛(fan)應用在(zai)工業、國防、生物醫學(xue)等(deng)方面(mian)。超(chao)(chao)聲(sheng)(sheng)(sheng)波(bo)傳(chuan)感(gan)器的(de)具(ju)體(ti)(ti)應用：一(yi)、超(chao)(chao)聲(sheng)(sheng)(sheng)波(bo)傳(chuan)感(gan)器可以(yi)對(dui)集裝箱狀態進行(xing)探測。將超(chao)(chao)聲(sheng)(sheng)(sheng)波(bo)傳(chuan)感(gan)器安裝在(zai)塑料熔(rong)體(ti)(ti)罐或(huo)...
2020
10-26

成都有毒有害氣體報警器在安裝時需注意什么？成(cheng)都有(you)(you)(you)毒(du)有(you)(you)(you)害氣(qi)(qi)(qi)(qi)體報警(jing)(jing)(jing)(jing)器(qi)用(yong)(yong)于檢(jian)測大氣(qi)(qi)(qi)(qi)中的有(you)(you)(you)毒(du)氣(qi)(qi)(qi)(qi)體，濃(nong)度用(yong)(yong)ppm(百萬(wan)分(fen)之一)表示，氧氣(qi)(qi)(qi)(qi)用(yong)(yong)盈(ying)虧表示(%VOL)。采用(yong)(yong)工(gong)業(ye)級高(gao)(gao)可靠性(xing)的電(dian)(dian)化學或(huo)紅外傳感器(qi)，使其具(ju)有(you)(you)(you)高(gao)(gao)穩定性(xing)和(he)(he)無需(xu)維(wei)護(hu)的特點(dian)(dian)，體現了高(gao)(gao)技術發展(zhan)水平。有(you)(you)(you)毒(du)氣(qi)(qi)(qi)(qi)體報警(jing)(jing)(jing)(jing)器(qi)有(you)(you)(you)3個(ge)預設制報警(jing)(jing)(jing)(jing)點(dian)(dian)可以通(tong)過程序(xu)修改(gai)，分(fen)別對應3個(ge)LED指示燈。另外2個(ge)LED燈指示故(gu)障和(he)(he)電(dian)(dian)源上電(dian)(dian)。探測器(qi)的輸(shu)出(chu)(chu)為4-20mA，以及一個(ge)觸(chu)點(dian)(dian)繼電(dian)(dian)器(qi)輸(shu)出(chu)(chu)對應報警(jing)(jing)(jing)(jing)/故(gu)障。還包括3繼電(dian)(dian)器(qi)輸(shu)出(chu)(chu)的可選擴(kuo)展(zhan)卡。成(cheng)都有(you)(you)(you)毒(du)有(you)(you)(you)害氣(qi)(qi)(qi)(qi)體報警(jing)(jing)(jing)(jing)器(qi)由探測器(qi)與(yu)報警(jing)(jing)(jing)(jing)控制主機構成(cheng)，廣(guang)泛應用(yong)(yong)于石油、...

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中文字幕乱伦视频_制服 丝袜 人妻 专区一本_伊人蕉久75影院在线播放_97SE亚洲国产综合自在线观看

中文字幕乱伦视频_制服丝袜人妻专区一本_伊人蕉久75影院在线播放_97SE亚洲国产综合自在线观看