Iimitha zokuhamba kwe-Ultrasonic

Amava okuvelisa angaphezu kweminyaka engama-20

Intshayelelo kwiRadar yamaza akhokelwayo

I-Guided Wave Radar (GWR) sisixhobo sokulinganisa inqanaba esisekelwe kwi-microwave reflection-based esibonakaliswa kukusebenzisa kwayo i-metal probe (waveguide) ukulawula ukusasazeka kwesignali ye-microwave. Ivumela ukulinganiswa ngokuchanekileyo kwamanqanaba olwelo, ii-interfaces, okanye iivolumu zemidiya efana nolwelo, amasuntswana aqinileyo, okanye amaqhekeza. Ngokungafaniyo neemitha zenqanaba le-radar ezingadibaniyo, imiqondiso ye-microwave ye-GWR ayisasazeki ngokukhululekileyo emoyeni kodwa ihamba kwicala elijikeleze i-probe, inika iingenelo ezikhethekileyo kwiimeko zokusebenza ezinzima. Apha ngezantsi kukho intshayelelo eneenkcukacha egubungela umgaqo wayo wokusebenza, izinto eziphambili, iimpawu eziphambili, iimeko zokusetyenziswa, kunye nemida.

I. Umgaqo Wokusebenza

I-Guided Wave Radar ivelisa imiqondiso ye-microwave ephindaphindayo (ngesiqhelo i-6GHz okanye i-26GHz) ngemodyuli yokudlulisa. Ezi miqondiso ziqondiswa ngeeprobe zesinyithi ezikhethekileyo (umz., iintambo zentsimbi, iintonga eziqinileyo, iintambo ze-coaxial) kumphezulu wesixhobo. Xa imiqondiso ye-microwave idibana nonxibelelwano phakathi kwesixhobo nomoya, inxalenye yesignali iyabonakaliswa kwaye ibuyela emva ecaleni kwesixhobo ukuya kwimodyuli yokwamkela. Isixhobo sibala ukuphakama kwenqanaba ngokulinganisa umahluko wexesha (okanye umahluko wefrikhwensi) phakathi kokudluliselwa kwesignali kunye nokubonakaliswa, kudityaniswe nesantya sokusasazwa kwee-microwave kwisixhobo.

 

  • Ifomula Engundoqo: Ukuphakama kwenqanaba H=2v×t​, apho u-v sisantya sokusasazeka kwee-microwaves kwiprobe, kwaye u-t lixesha lokujikeleza lesignali.
  • Ukugxila kwiSignali: Le probe igcina amandla e-microwave kwindawo elinganiselweyo, ithintela ingxaki yokwahluka kwemiqondiso yeradar engadibaniyo esasazeka emoyeni, nto leyo ekhokelela kwimiqondiso ebonakalisiweyo enamandla kwaye ezinzileyo.

II. Izinto eziphambili

I-Guided Wave Radar inesakhiwo esincinci, esiquka ikakhulu ezi ndawo zilandelayo:

 

  1. Iyunithi ye-elektroniki: Inoxanduva lokuvelisa, ukuthumela, ukufumana, kunye nokucubungula imiqondiso ye-microwave. Ibandakanya i-microprocessor eyakhelwe ngaphakathi yokubala idatha kunye nemveliso (umz., imiqondiso ye-4-20mA, i-HART, i-RS485).
  2. I-Probe (i-Waveguide): "Itshaneli yokudlulisela" yezibonakaliso ze-microwave, kunye neentlobo eziqhelekileyo eziquka:
    • Ii-Rigid Rod Probes: Zilungele ulwelo olungena-viscosity ininzi kunye neemeko ezingashukumiyo, zibonelela ngokumelana okunamandla kokungcangcazela.
    • IiProbes zeCable zeNtsimbi: Zilungele iitanki ezinzulu, imidiya ene-viscosity ephezulu, okanye ezo ziqulethe izinto eziqinileyo ezixhonyiweyo, ezibonelela ngokuguquguquka okuphezulu.
    • IiCoaxial Probes: Iimpawu zihamba phakathi kwee-conductors zangaphakathi nezangaphandle, zilungele i-dielectric constant media ephantsi (umz., iioyile ezikhanyayo, iigesi ezinyibilikisiweyo) kunye nokukwazi okuphuculweyo kokulwa nokuphazamiseka.
  3. I-Flange/Interface Yokufaka: Ikhusela isixhobo phezulu kwitanki, ngezinto ezikhethiweyo ngokusekelwe ekuboleni okuphakathi (umz., intsimbi engagqwaliyo engama-316L, iHastelloy).

III. Iimpawu eziphambili

1. Amandla Aqinileyo Okulwa Nokuphazamiseka Kwiimeko Ezinzima

  • Imiqondiso ye-microwave ihamba ecaleni kweprobe, inciphisa impembelelo yezinto ezingqongileyo ezifana nomphunga, uthuli, igwebu, okanye inkungu. Zihlala zizinzile nakwiindawo ezine-foam ephezulu (umz., iitanki zokubilisa ibhiya) okanye phantsi koxinzelelo olukhulu.
  • Ukhuseleko ekuphazamisekeni okuvela kwizakhiwo zangaphakathi zetanki (umz., iziqhushumbisi, ii-baffles), njengoko imiqondiso isasazeka ecaleni kweprobe, ithintela ii-echoes ezingezizo ezixhaphakileyo kwi-radar engadibaniyo.

2. Ukuchaneka Okuphezulu Nokuzinza

  • Ukuchaneka komlinganiselo kudla ngokuqala kwi-±0.05%FS ukuya kwi-±0.1%FS, kunye neempazamo zokuphinda-phinda eziphantsi njenge-±0.02%FS, ziphumelela ngaphezu kwezinye iimodeli zeradar ezingezizo ezonxibelelwano.
  • Amandla esignali yokubonakalisa axhomekeke ikakhulu kuqhagamshelwano oluphakathi kweprobe kunye ne-medium, nto leyo eyenza ukuba ifaneleke kwi-dielectric constant media ephantsi (umz., ipetroli, igesi enyibilikisiweyo).

3. Ukuziqhelanisa neMidiya eyahlukeneyo kunye neendawo ezingaqhelekanga

  • Ukuhambelana okuPhakathi: Iyakwazi ukulinganisa ulwelo (kuquka i-high-viscosity, i-crystallizing media efana ne-syrup kunye ne-caustic soda), amasuntswana aqinileyo (umz., ii-pellets zeplastiki, umgubo wamalahle), i-slurry (umz., udaka, ijusi yeziqhamo), kunye ne-interfaces (umz., i-interfaces zamanzi eoyile).
  • Ukunyamezelana Kwendalo: Imelana namaqondo obushushu aphezulu (-50℃ ukuya kwi-400℃), uxinzelelo oluphezulu (ukuya kuthi ga kwi-40MPa), kunye neendawo ezinobungozi kakhulu, ifanelekile kwii-reactors zeekhemikhali, iitanki zokugcina ezinoxinzelelo oluphezulu, njl.njl.

4. Ufakelo oluguquguqukayo kwiindawo ezivalekileyo

  • Iiprobes zingafakwa kwiitanki ezincinci, izitya ezimile ngendlela engaqhelekanga, okanye izikhongozeli ezinemiqobo yangaphakathi, ezingadingi sithuba sivulekileyo phezulu. Zifanelekile ngokukodwa kwiiprojekthi zokulungisa okanye kwiindawo ezimxinwa.

IV. Imizekelo yokusetyenziswa

I-Guided Wave Radar isetyenziswa kakhulu kwezi ndawo zilandelayo ngenxa yokusebenza kwayo okuchasene nokuphazamiseka kunye nokuchaneka okuphezulu:

 

  • Ishishini leeKhemikhali: Ukulinganiswa kwamanqanaba kwiireactor, iitanki zokugcina ezinoxinzelelo oluphezulu/oluphantsi, kunye nokuchonga ujongano lwamanzi eoyile.
  • I-Petroleum kunye ne-Petrochemical: Ukulinganiswa kwenqanaba kwiitanki zeoyile ekrwada, iitanki zeoyile ekhaphukhaphu (ipetroli, idizili), kunye neetanki zokugcina igesi enyibilikisiweyo.
  • Ukutya Neziselo: Ukulinganiswa kwenqanaba kwiitanki zokubilisa ezine-foam ephezulu (umz., ibhiya, iyogathi), iitanki zesiraphu, kunye nejusi yeziqhamo (ezinezixhobo zokuhlola ukutya).
  • Unyango lwaManzi: Ukulinganiswa kwamanqanaba kwiitanki zokucoca amdaka kunye namachibi okucoca inkunkuma, ukuthintela ukuphazamiseka kwegwebu.
  • Ishishini Lamandla: Ukulinganiswa kwamanqanaba kwiisilo zomgubo wamalahle kunye neebhini zomlotha, kunye nokujonga amanqanaba ebhoyila yobushushu obuphezulu.

V. Imida

  1. Iimfuneko zoLondolozo loMlinganiselo woQhagamshelo: Iiprobe zidibana ngqo nomthombo, zinokungcola okanye zivale ngenxa yokuxinana, nto leyo efuna ukucocwa rhoqo. Izinto ezibangela ukubola kakhulu zinokubangela ukuguguleka kweprobe, nto leyo ebangela ukuba kufuneke izixhobo ezikhethekileyo (indleko zinyuke).
  2. Uluhlu Lomlinganiselo Olinganiselweyo: Uluhlu oluphezulu lumiselwa bubude beprobe, kunye neemodeli zesiqhelo eziqala kwi-0.3m ukuya kwi-30m, ezingafanelekanga kwiitanki ezinkulu kakhulu (iradar engadibaniyo inokufikelela kwi-100m).
  3. Imiqathango kwiZicelo zoCoceko: Kwizinto zokutya, amayeza, nakwezinye iimeko ezikumgangatho ophezulu wococeko, iinkqubo zokuqinisekisa ukucoca i-probe ziyinkimbinkimbi, nto leyo enokunyusa iindleko zokuthobela imithetho (iradar engeyiyo eyoqhagamshelwano iluncedo ngakumbi ngenxa yokungadibani).
  4. Umngcipheko Wokuguguleka Kweprobe: Kwiimeko apho kukho ukuhamba kwemidiya okushukumayo okanye okuguquguqukayo, kufuneka kufakelwe imikhono yokukhusela iprobe ukuthintela ukwaphuka kwiingozi.

VI. Umahluko oPhambili kwiRadar engeyiyo eyoQhagamshelwano

Umlinganiselo wokuthelekisa Iradar yamaza akhokelwayo Iradar Engaqhagamshelwanga
Ukusasazwa kweSignali Icala elijikeleze iprobe Ukusasazwa simahla emoyeni
Amandla okuchasa ukuphazamiseka Iqinile (ayichaphazeleki yigwebu, umphunga, uthuli) Ubuthathaka (bufuna uyilo olusebenzisa amaza aphezulu okanye ukulungiswa kwee-antenna)
Uvelwano kwiDielectric Constant Iphantsi (ifanelekile kwimidiya ye-dielectric ephantsi) Imiqondiso ephezulu (ebuthathaka kwimidiya ephantsi ye-dielectric)
Ukuziqhelanisa neemfuno zococeko Ilinganiselwe (ukuqinisekiswa kokucoca rhoqo) Igqwesile (akukho kudibana, ihambelana nemigangatho ye-FDA/3-A)
Iindleko Zokulungisa Okuphakathi (ukucoca iprobe, ukuthintela ukugqwala) Iphantsi (akukho kuthintana, akukho kunxitywa)
Uluhlu Lomlinganiselo Ophezulu Ngokwesiqhelo ≤30m Ukuya kuthi ga kwi-100m

Isiphelo

I-Guided Wave Radar lukhetho olufanelekileyo lokulinganisa amanqanaba kwiimeko zokusebenza ezinzima, ngakumbi xa igqwesa kwi-high-foam, i-dielectric constant ephantsi, indawo evalekileyo, okanye kwiindawo ezixineneyo. Nangona kunjalo, uhlobo lwayo lokulinganisa uqhagamshelwano luzisa iimfuno zolondolozo kunye nemida yesicelo. Ekukhetheni okusebenzayo, izinto ezifana neempawu eziphakathi (ukuxinana, ukubola, i-dielectric constant), iimeko zokusingqongileyo (ubushushu, uxinzelelo, indawo), kunye neemfuno zococeko kufuneka zihlolwe ngokupheleleyo. Xa kuyimfuneko, ingasetyenziswa kunye ne-radar engeyiyo i-contact ukugubungela iimeko ezininzi.

Ixesha leposi: Julayi-22-2025

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