Tshwj xeeb emitters ntawm magnetostrictive hom yog siv los tsim ultrasound. Cov yam ntxwv tseem ceeb ntawm cov cuab yeej muaj xws li kev tiv thaiv thiab conductivity. Tus nqi tso cai zaus kuj raug coj mus rau hauv tus account. Tus qauv tsim yuav txawv. Nws tseem yuav tsum tau muab sau tseg tias cov qauv yog nquag siv nyob rau hauv echo sounders. Yuav kom nkag siab txog cov emitters, nws yog ib qho tseem ceeb uas yuav tau xav txog lawv cov tswv yim.
Device Diagram
Ib tus qauv magnetostrictive ultrasound transducer muaj cov sawv ntsug thiab ib txheej ntawm cov terminals. Cov hlau nplaum txuas ncaj qha rau lub capacitor. Muaj ib qho winding nyob rau sab saum toj ntawm lub cuab yeej. Lub nplhaib clamping feem ntau ntsia ntawm lub hauv paus ntawm cov emitters. Cov hlau nplaum tsuas yog tsim rau hom neodymium. Nyob rau sab saum toj ntawm cov qauv yog ib tug pas nrig. Ib lub nplhaib siv los kho nws.
Nplhaib hloov kho
Nplhaib cov khoom siv ua haujlwm ntawm 4 microns. Ntau tus qauv tsim nrog luv luv. Nws tseem yuav tsum tau muab sau tseg tias muaj kev hloov kho ntawm lub teb capacitor. Txhawm rau sib sau ua ke lub magnetostrictive emitter nrog koj tus kheej tes,Solenoid coil yog siv. Nyob rau hauv cov ntaub ntawv no, nws yog ib qho tseem ceeb kom teem lub terminals mus rau ib tug tsawg pib voltage. Nws yog qhov tsim nyog los xaiv tus pas nrig ferrite ntawm ib txoj kab me me. Lub nplhaib clamping yog ntsia kawg.
Yar device
Ua kom muaj lub zog magnetostrictive emitter nrog koj tus kheej txhais tes yog qhov yooj yim heev. Ua ntej ntawm tag nrho cov, ib tug khib rau tus pas nrig yog npaj. Tom ntej no, nws yog ib qho tseem ceeb uas yuav tau txiav qhov sawv ntsug. Koj tuaj yeem siv cov hlau disc rau qhov no. Cov kws tshaj lij hais tias qhov sawv ntsug yuav tsum tsis pub ntau tshaj 3.5 cm inch, terminals rau cov cuab yeej raug xaiv rau 20 V. Ib lub nplhaib yog tsau nyob rau sab sauv ntawm tus qauv. Yog tias tsim nyog, koj tuaj yeem ua cov kab xev. Qhov ntsuas tsis kam rau emitters ntawm hom no yog nyob rau hauv cheeb tsam ntawm 30 ohms. Lawv ua hauj lwm nrog ib tug conductivity ntawm tsawg kawg yog 5 microns. Winding qhov no tsis tas yuav tsum tau.
ob lub qhov txhab qauv
Cov khoom siv ob lub qhov txhab muaj nyob hauv cov kab sib txawv. Lub conductivity ntawm cov qauv yog nyob ib ncig ntawm 4 microns. Cov khoom siv feem ntau muaj cov nthwv dej siab impedance. Txhawm rau ua kom muaj lub zog magnetostrictive emitter nrog koj tus kheej txhais tes, tsuas yog siv cov khoom siv hlau. Hauv qhov no, tsis tas yuav tsum muaj insulator. Cov tub ntxhais ferrite tau tso cai rau nruab rau hauv ob sab phlu. Cov kws tshaj lij pom zoo kom npaj o-ring ua ntej. Nws tseem yuav tsum tau muab sau tseg tias lub teb-hom capacitor yuav tsum tau sib sau ua ke lub emitter. Cov tswv yim tiv thaiv ntawm tus qauv yuav tsum tsis pub ntau tshaj 20 ohms. Windings raug ntsia ib sab ntawm tus pas nrig.
Radiators ntawm lub hauv pausreflector
Radiators ntawm hom no yog qhov txawv los ntawm kev ua haujlwm siab. Cov qauv ua haujlwm ntawm qhov hluav taws xob ntawm 35 V. Ntau yam khoom siv tau nruab nrog cov khoom siv hluav taws xob. Ua ib qho magnetostrictive emitter nrog koj tus kheej tes yog qhov teeb meem heev. Ua ntej ntawm tag nrho cov, koj yuav tsum xaiv ib tug pas nrig ntawm me me txoj kab uas hla. Nyob rau hauv cov ntaub ntawv no, cov terminals yog npaj nrog ib tug conductivity ntawm 4 microns.
Lub yoj impedance hauv lub cuab yeej yuav tsum yog los ntawm 45 ohms. Lub phaj yog mounted rau ntawm ib tug sawv. Lub winding nyob rau hauv cov ntaub ntawv no yuav tsum tsis txhob tuaj mus rau hauv kev sib cuag nrog cov terminals. Hauv qab ntawm lub cuab yeej yuav tsum yog ib puag ncig. Txhawm rau txhim kho lub nplhaib, feem ntau siv daim kab xev hluav taws xob zoo tib yam. Lub capacitor yog soldered tshaj manganite. Nws tseem yuav tsum tau muab sau tseg tias cov nplhaib yog qee zaum siv nrog overlays.
Devices rau echo sounders
Rau ncha sounders, ib qho magnetostrictive ultrasonic transducer feem ntau siv. Yuav ua li cas ua tus qauv nrog koj tus kheej tes? Kev hloov kho hauv tsev yog tsim los ntawm kev ua haujlwm ntawm 5 microns. Lawv impedance yog nruab nrab ntawm 55 ohms. Ua kom lub tshuab hluav taws xob muaj zog ultrasonic nrog koj tus kheej tes, tus pas nrig yog siv 1.5 cm. Lub solenoid winding yog qhov txhab me me.
Cov kws tshaj lij hais tias nws yog qhov tsim nyog xaiv racks rau emitters los ntawm stainless hlau. Nyob rau hauv cov ntaub ntawv no, cov terminals yog siv nrog tsawg conductivity. Capacitor yog tsim rau ntau hom. Qhov txwv voltage ntawm cov emitters yog nyob ib ncig ntawm 14 watts. Roj hmab nplhaib yog siv los kho tus pas nrig. Screwed rau ntawm lub hauv paus ntawm lub cuab yeejinsulating daim kab xev. Nws tseem tsim nyog sau cia tias cov hlau nplaum yuav tsum tau teeb tsa kawg.
Hloov kho rau cov ntses nrhiav
Ntses nrhiav cov cuab yeej sib sau ua ke nrog cov kab hluav taws xob nkaus xwb. Ua ntej koj yuav tsum tau nruab lub khib. Nws yog qhov tsim nyog siv cov nplhaib nrog txoj kab uas hla ntawm 4.5 cm lossis ntau dua, lub solenoid winding yuav tsum haum snugly tiv thaiv tus pas nrig. Feem ntau, capacitors yog soldered ntawm lub hauv paus ntawm cov emitters. Qee qhov kev hloov kho tau ua rau ob lub terminals. Lub ferrite pas nrig yuav tsum tau kho ntawm lub insulator. Daim kab xev yog siv los txhawb lub nplhaib.
Tus qauv qis impedance
Cov khoom siv qis impedance ua haujlwm ntawm 12V. Ntau tus qauv muaj ob lub capacitor. Txhawm rau sib sau ua ke cov cuab yeej uas tsim cov khoom siv ultrasound nrog koj tus kheej tes, koj xav tau 10 cm pas nrig. Lub winding yog mob kawg. Nws tseem yuav tsum tau muab sau tseg tias lub davhlau ya nyob twg yuav tsum tau sib sau ua ke qhov kev hloov kho. Qee zaum, 4 micron teb capacitors yog siv. Qhov kev teeb tsa zaus yuav siab heev. Nws yog qhov tsim nyog rau nruab cov hlau nplaum saum lub davhlau ya nyob twg.
High Impedance Devices
High impedance ultrasound transducers yog zoo haum rau luv yoj receivers. Koj tuaj yeem sib sau cov cuab yeej koj tus kheej nkaus xwb los ntawm kev hloov pauv capacitors. Hauv qhov no, cov terminals raug xaiv siabconductivity. Heev feem ntau, cov hlau nplaum yog mounted ntawm ib tug sawv.
Qhov sawv ntsug rau lub emitter yog siv rau qhov siab qis. Nws kuj yuav tsum tau muab sau tseg tias ib tug pas nrig yog siv los sib sau ua ke cov cuab yeej. Txhawm rau insulate nws lub hauv paus, daim kab xev hluav taws xob zoo tib yam yog tsim nyog. Yuav tsum muaj lub nplhaib nyob rau sab sauv ntawm lub emitter.
Qab khoom siv
Tus pas nrig-hom ultrasonic emitter Circuit Court suav nrog tus neeg xyuas pib nrog lub winding. Capacitors raug tso cai siv cov peev txheej sib txawv. Txawm li cas los xij, lawv yuav txawv ntawm qhov conductivity. Yog tias peb xav txog cov qauv yooj yim, tom qab ntawd cov khoom muag tau npaj ua ib puag ncig, thiab cov terminals tau teem rau 10 V. Lub solenoid winding yog qhov txhab kawg. Nws yuav tsum tau muab sau tseg tias cov hlau nplaum yog xaiv neodymium hom.
Ncaj nraim, tus pas nrig yog thov ntawm 2.2 cm. Terminals tuaj yeem ntsia tau rau hauv ob sab phlu. Nws tseem yuav tsum tau hais tias muaj kev hloov kho rau 12 V. Yog tias peb xav txog cov khoom siv uas muaj peev xwm ua haujlwm siab, ces qhov tsawg kawg nkaus txoj kab uas hla ntawm tus pas nrig yog 2.5 cm. Nyob rau hauv cov ntaub ntawv no, lub winding yuav tsum raug mob mus rau lub rwb thaiv tsev. Lub nplhaib tiv thaiv yog ntsia rau saum lub emitter. Cov sawv ntsug tau tso cai ua yam tsis muaj kab.
qauv nrog unijunction capacitors
Emitters ntawm hom no muab tawm conductivity ntawm qib 5 microns. Nyob rau tib lub sijhawm, lawv qhov ntsuas qhov ntsuas tsis kam mus txog qhov siab tshaj plaws ntawm 45 ohms. Txhawm rau kom nws tus kheej tsim cov emitter, me mekhib. Nyob rau sab saum toj ntawm qhov sawv yuav tsum yog ib lub hnab roj hmab. Nws yuav tsum tau muab sau tseg tias cov hlau nplaum yog sau neodymium hom.
Cov kws tshaj lij qhia kev txhim kho nws nrog kua nplaum. Terminals rau cov cuab yeej raug xaiv rau 20 watts. Lub capacitor ncaj qha ntsia saum lub hauv ob sab phlu. Cov pas nrig yog siv nrog txoj kab uas hla ntawm 3.3 cm. Yog hais tias peb xav txog cov qauv rau ob lub capacitors, ces tus pas nrig yog tso cai rau siv nrog ib txoj kab uas hla ntawm 3.5 cm. Lub winding yuav tsum raug mob mus txog rau lub hauv paus ntawm lub emitter. Daim kab xev yog glued rau hauv qab ntawm lub qhov dej. Cov hlau nplaum yog ntsia rau hauv nruab nrab ntawm lub khib. Cov terminals yuav tsum nyob rau sab.
