I-Hielscher Ultrasound Technology

Isisetshenziswa se-Ultrasonically Assisted Catalytic

Ama-reactors ama-Hielscher ultrasonic asetshenziselwa izimboni eziningi ukusiza nokuthuthukisa ukucutshungulwa kwe-catalytic extraction (CEP) noma okuthiwa i-phase-transfer transfer (PTE). Isizinda se-catalytic sihilela uhlelo lwe-immiscible phase hterogenous, olufana ne-liquid-liquid noma i-liquid-solid. Ukukhishwa kwe-ultrasonic ephezulu nokukhishwa kwamandla kuthuthukisa ukuchithwa kwamazinga okuxazululwa okukhulu okuholela ekukhulekeni okusheshayo nangokwengeziwe. Ngaphezu kwalokho, lesi sici singasetshenziswa ukunciphisa inani le-solvent noma i-asidi esetshenzisiwe. Njengendlela yokufakaza, i-ultrasonically isiza isisetshenziswa isetshenziswa ngokuya ngenxa yesidingo esikhulayo samasu okukhipha imvelo-friendly nge-shortened time extraction futhi kuncishiswe ukusetshenziswa kwe-organic solvent.

Isizinda sokususa / Isigaba sokudlulisa isigaba - Izidingo

Igama “I-Catalytic Extraction Processing (CEP) noma Isigaba Sokudlulisa Isigaba (PTE) sichaza ukusabalalisa okuketshezi-liquid noma okuqinile-ukukhipha nokususwa kwabahlaziyizici kugxile. Ngakho-ke, i-diluent eyetshezi noma eqinile kufanele ihlakazeke / i-emulsified ibe isisombululo (isigaba samanzi). Ngesikhathi “okukhiphayo” kuphela into esebenzayo kuleso solvent ichazwa (ie isigaba se-homogeneous 'sezinto eziphilayo’ okuhlanganisa i-extractant, i-diluent kanye / noma i-modifier) ​​okuyinhloko ngokuyinhloko okumele kube nokudluliselwa kwe-solute ku-'aqueous '’ ku-organic’ isigaba. [IUPAC]. Udaba oluhlosiwe, olukhishwa lubizwa ngokuthi lukhishwe.
Izindlela zendabuko yokutshala njenge-soxhlet extraction, i-maceration, i-microwave, i-percolation, isizinda ngaphansi kwe-reflux ne-distillation ye-steam, noma i-turbo-extraction ngokuvamile ihamba kancane futhi engasebenzi futhi / noma idinga inani eliphakeme lezinkinga eziyingozi eziholela enkampanini ebiza izindleko nokuchitha isikhathi okulimaza imvelo.
I-Ultrasound iyindlela efakaziwe yokufaka izindlela ezijwayelekile zokufakelwa enikeza isizinda esisheshayo futhi esiphelele nge-solvents esincane noma engekho engozini! I-Ultrasound iyinqubo enamandla yokuluhlaza, ukucubungula okuhambisana nomoya.

Isimiso se-Ultrasonically Assisted Extraction Catalytic

Ukuze kusetshenziswe izidakamizwa, izigaba ezingenakulinganiswa kufanele zixutshwe ukuze i-substance isuswe ingaqedwa kusukela kwisigaba sokuthwala kwisigaba se-solvent. Izindlela ezivamile zokudlulisa isigaba zenziwa kusukela esigabeni sokuhlakazeka sibe yisigaba esiphuthumayo, okusho ukuthi amaconsi kanye nezinhlayiya kufanele bahlakazeke ngokuvumelana nomuntu.
Amandla we-ultrasound ubuchwepheshe bokuxuba nobuciko obukwaziwa kakhulu obunemiphumela eminingana emihle kwinqubo yokukhipha:

  • Ukuthuthukiswa kinetics kokuphendula
  • Ingxube enhle ye-carrier (sorbens) ne-solvent
  • Ukwenyuka kwe-interfacial phakathi kwezigaba ezimbili
  • ukudluliswa kwamandla amaningi
  • Ukususwa kwezingqimba ezingezansi ezivela ku-particle surface
  • ukuphazamiseka kweseli & Ukuhlakazeka
  • Isizinda esiphelele esiphelele esiholela ekuvuneni okuphezulu
  • Okulula & gcina umsebenzi
  • Inqubo Ehlaza: Environmental-friendly

Ukusebenza Isimiso se-Ultrasonic Cavitation

Izinzuzo ezibalwe ngenhla ze-ultrasound ngezinqubo zokukhipha ziyimiphumela ye-ultrasonic cavitation. Lapho amagagasi anamandla anama-ultrasound ehlanganiswa abe yi-medium medium, amagagasi adala imijikelezo ephezulu / engaphansi kokucindezela. Phakathi nemijikelezo ephansi yokucindezela, ama-bubbles amancane noma ama-voids avela emanzini anobuhlungu. Lezi zibhulabhaka zikhula ngaphezu kwemijikelezo encane engcindezi ephansi kuze kube yilapho zingenakuthola amandla amaningi. Lapho ama-bubbles ezuzile isiteji sokumamatheka kwamandla amaningi, awela phansi ngesihluku phakathi nomjikelezo ophezulu wecindezelo. I-bubble implosion idala izimo ezimbi kakhulu endaweni ezifana nokushisa okuphezulu kakhulu (cishe 5,000K), ukucindezela okukhulu kakhulu (cishe 2,000m), amazinga okupholisa kakhulu kanye namajethi e-liquid anezivinini ezifinyelela ku-280m / s (cishe 630mph) . Lesi simo sibizwa cavitation. Lezi zimo ezimbi kakhulu zenza ultrasonication indlela enamandla futhi ehlukahlukene yokwenza liquid.
Ngezinhloso zokwenzela izigaba, izigaba ezimbili zixutshwe ngokuqinile emkhakheni we-ultrasonic cavitation. Amaconsi nezinhlayiya zidilizwe phansi kuya kwe-submicron- nano-size. Lokhu kuphakama izindawo ezikhulisiwe ukuze kudluliswe ukukhululeka kwesisindo esisuka kwesinye isigaba kuya kwesinye. Ukwenyuka kwe-interfacial phakathi kwezigaba ezimbili kubangela ukuxhumana okukhulisiwe okukhulunywe ngakho ukuze kukhishwe ukudluliswa kwamandla ngenxa yokususwa kwezendlalelo zamanzi ezingenamkhawulo emngceleni wesigaba. Ukudluliswa kwamanzi kukhula ngokwengeziwe ngenxa yokususwa kwezingxenye ezinqanyuliwe kusuka endaweni yezinhlayiyana. Ukuze kusetshenziswe izinto eziphilayo ezivela kwamangqamuzana nama-tissue, ukudluliselwa kwamandla kukhuliswa yi-ultrasonic cell disruption. Yonke le miphumela iholela esikhwameni esiphelele esiphelele ekukhiqizeni isivuno esiphezulu.

Izinzuzo ze-Ultrasonic Extraction:

  • ukuphula izingqimba zomngcele
  • ukunqoba amabutho e-van-der-Waals
  • hambisa uketshezi lwama-unsaturated ukuze uxhumane nendawo
  • ukunciphisa noma ukuqedela isidingo sama agent wokudlulisa
  • ukunciphisa isikhathi, izinga lokushisa kanye / noma ukuhlushwa
  • ukweqa ngokweqile kuqhathaniswa nomthamo odinga ukugcwalisa okuphelele
  • ivolumu encane ehlanjululwa (isb. nge-distilation, ukukhuphuka, ukuma)
  • akukho izibukeli ezishukumisayo eziqhubekayo (CSR)
  • gcina amandla
  • akukho ukubhekwa kodwa ukucubungula okuhambisanayo
  • sebenzisa isisombululo esincane esicacile noma eshibhile
  • gwema ama-solvents, sebenzisa i-aqueous esikhundleni
  • ukucubungula ama-solids concentrations noma ama-slurries aphakeme kakhulu
  • Ukucubungula okuluhlaza: imvelo-friendly
  • sebenzisa ama-acids e-organic, njenge-malic acid noma i-citric acid
  • gwema izinqubo eziningi zokukhipha
Amandla amakhulu e-ultrasound yindlela yokufakaza yokukhipha izingxenye ezibangelwa ukuvunwa okuphezulu nokucubungula ngokushesha (Chofoza ukuze ukhulise!)

Isizinda esisheshayo esiphuthumayo nge-sonication

Isizinda se-ultrasonic for:

  • Biology
  • I-Chemistry
  • Ukudla & i-pharma
  • Ukuhlaziywa
  • ukuqhutshwa kwezikhali zenuzi
  • izicelo zezimayini
  • deulfurization
  • ama-organic compounds
  • i-geochemistry
  • Ukuhlanzwa

Isicelo solwazi




Qaphela kwethu Inqubomgomo yobumfihlo.


Isisetshenziswa se-Liquid-Liquid

Inqubo evamile: I-liquid-liquid liquid is a methoditioning method for extracting substances from one phase liquid to another phase liquid based on the substances 'solubilities relative' in the two phases immiscible liquid phase. Ukusetshenziswa kwe-ultrasonics kuthuthukisa izinga lapho kuthunyelwa khona i-solute phakathi kwezigaba ezimbili ngokusebenza okuphezulu Ukuxuba, Emulsifying, futhi ukuqedwa!
I-liquid-liquid liquid isindlela yokuhlukanisa ukuhlukanisa futhi igxile izingxenye eziwusizo kusuka kwisisombululo esinomsoco ngokusebenzisa i-solvent ephilayo. Isiketshezi-uketshezi ketshezi sivame ukusetshenziswa uma ezinye izindlela zokuhlukanisa (isib. Izidakamizwa) zingasebenzi. Isisetshenziswa se-liquid-liquid sisetshenziselwa imithi & izimonyo (amakhemikhali asebenzayo, ama-API, ama-perfume), kanye nomkhakha wezokudla kanye nezolimo, wezolimo zamakhemikhali nezimila, i-petrochemical industry kanye ne-hydrometallurgy.

Inkinga: Inkinga evamile ukungahambi kahle kwezigaba zamanzi (i-solvent ne-diluent ayi-immiscible), ukuze kudingeke indlela yokuxuba efanele. Njengoba ukuhlanganiswa kokubili kwezigaba zamanzi kuyakhuthaza ukudluliswa kwesigaba phakathi kwe-diluent ne-solvent, indlela ehlakazekayo yokuhlakazeka noma ye-emulsification ibalulekile. Uma uqhathanisa ingxube futhi iphakamisa indawo yokuxhumana phakathi kokubili izigaba, kungcono ukuthi i-soluent ingakwazi ukuhamba isuka kwesinye isigaba samanzi kuya kwesinye isigaba samanzi. Izinqubo ezijwayelekile zokukhipha izidakamizwa ikakhulukazi azikho ekugqugquzelweni kokudluliswa kwenqwaba ukuze inqubo yokukhipha ihambe kancane futhi ingapheli. Ukuze kuthuthukiswe isizinda, ngokuvamile kusetshenziselwa isisombululo esiningi ngokweqile, okwenza leyo nqubo ibe yindleko nokuhlambalaza kwemvelo.

Isixazululo: Isiqhamo se-Ultrasonic Liquid-Liquid singaphezu kwamaqhinga wendabuko yamanzi-liquid liquid at amaphuzu ahlukahlukene:
I-Power ultrasound ixuba izigaba ezimbili noma ngaphezulu zamanzi ezinokwethenjelwa futhi kalula ndawonye. Nge-ultrasonication, amaconsi angancishiswa abe ngu-nano-usayizi ukuze ahle micro- kanye nano-emulsions atholakala. Ngenxa yalokho, amabutho akhiqiza ama-cavitational athuthukisa ukudluliswa kwamanzi phakathi kwezigaba zamanzi. Njengoba i-sonication ingasetshenziswa ohlelweni oluqhubekayo lwe-inline, imiqulu emikhulu futhi iziphuzo ezinomthelela kakhulu ingasetshenziswa ngaphandle kwezinkinga.
Kodwa futhi ukukhipha okuncane, isib. Ngezinhloso zokuhlaziya, kungenziwa ngcono nge-sonication, futhi (isib. Ionic-based micro-extraction ne-ultrasonic emulsification).

Amandla amakhulu e-ultrasonic yindlela eyaziwa futhi enokwethenjelwa yesikhumba (Chofoza ukuze ukhulise!)

I-cavitation ye-Ultrasonic eketshezi

Izinzuzo ze-Ultrasonic Extraction:
Amandla amakhulu e-ultrasonic – okukhiqizwa yi-frequency / high power ultrasound – kusiza

  • gwema amaconsi
  • gwema ama-emulsion transfer agents noma ama-catalyst amphiphillic
  • gwema ukusetshenziswa kwe-detergents noma ama-surfactants
  • gwema ama-catalsts ama-amphiphillic, ama-detergents noma ama-surfactants
  • ukhiqiza emulsions engazinzile engaqhubeki ngaphandle kwezingqimba ezingapheli

Ukwesulwa okuqinile-kwe-Liquid

Inhloso ye-solid-liquid liquid or extra-phase phase (SPE) ukuhlukanisa ama-analytes, ahlakazwa noma amiswe okwesikhashana, futhi azihlukanise nomatrix ngokusho kwezakhiwo zabo zomzimba nezamakhemikhali. Ngakho-ke, ukuhlukaniswa okuhlukile kubhekene ne-sorbens ngosizo lwe-solvent efanelekile. Into ekhishiwe ibizwa ngokuthi i-elute.
Amasu ajwayelekile we-SPE yi-maceration, i-soxhlet extraction, i-percolation, inhlanganisela ye-reflux ne-distillation ye-steam, noma ukuxuba okusheshayo / i-turbo-extraction. I-solid-liquid liquid is a inqubo evamile yokuhlukanisa ama-biology, amakhemikhali kanye nomkhakha wokudla, wezokwelapha nezimonyo. I-extraction yensimbi nayo yaziwa nangokuthi i-leaching.
Inkinga: Amasu we-SPE avamile ayaziwa ngokuthi ayidla isikhathi futhi adinga ukuthi kunamakhomikhali amancane kakhulu angokwemvelo futhi angcolile. Ukushisa kwamazinga aphezulu kungaholela ekubhujisweni kwamachungechunge azwelayo.
Isixazululo: Njengoba i-ultrasonically isiza isisindo-uketshezi lwamanzi, izinkinga ezivamile ze-SPE yendabuko zinganqotshwa. Njengoba i-sonication inikeza ukusatshalaliswa okuhle kwama-solids esinqumweni se-solvent, umkhawulo omkhulu wokubambisana uyatholakala ukuze ukudluliselwa okukhulu kwezinto ezihlosiwe ku-solvent kuthuthukisiwe. Lokhu kubangela isizinda esisheshayo futhi esiphelele ngenkathi ukusetshenziswa kwe-solvent kuncishisiwe noma kugwenywe ngokuphelele (sebenzisa amanzi njengesigaba samanzi endaweni). Ngokusetshenziswa kwamandla ultrasound, isizinda esiqinile-isigaba singenziwa ngendlela ephumelelayo, yezomnotho, kanye neyezemvelo. Ngenxa yokunciphisa noma ukugwema izinto ezingcolisayo noma ezinobungozi, isizinda se-ultrasonic singacatshangwa njenge-environment-friendly inqubo eluhlaza. Ezomnotho, izindleko zenkambiso ziyancipha ngenxa yokulondoloza amandla, i-solvent kanye nesikhathi.

i-solvent isizinda

Uma kwenzeka i-solvent extraction, i-solvent (isb. I-solvent ephilayo) isetshenziselwa ukuqothula futhi ihlukanise isakhi kusuka kwesinye isilawuli (isib. Isigaba se-aqueous). Ngokuvamile, izinhlayiya eziningi ze-polar ziyaqedwa lapho kunezixazululo ezingaphezulu kwe-polar, kanye nezixazululo ezingaphansi kwe-polar ezingeni eliphansi le-polar. Ukusebenzisa isizinda se-solvent, kungenzeka ukuhlukanisa i-thiophenes ene-oxidized (i-sulfoxides, i-sulfones) esiteshini samafutha usebenzisa i-acetonitrile noma ezinye izixazululo ze-polar. Isisombululo se-solvent sisetshenziselwa ukukhipha izinto, ezifana ne-uranium, plutonium, noma i-thorium ezixazululo ze-asidi zibe yi-organophosphate tri-n-butyl phosphate (inqubo ye-PUREX).
Nciphisa ukusetshenziswa kwakho kwe-solvent: Ukusetshenziswa kwe-ultrasonics kunciphisa ukusetshenziswa kwe-solvents kwinqubo futhi kuthuthukisa umthwalo womkhiqizo ku-solvent. Ibuye iholele ekwakheni okusheshayo nangaphezulu okuphelele.
Chofoza lapha ukuze ufunde kabanzi mayelana ne-Ultrasonically-Assisted Oxidative Desulphurization!

Isisetshenziswa se-Ultrasonically Assisted Soxhlet

I-Soxhlet extraction iyinqubo eqinile-yamanzi yesikhumba esetshenziswa kaningi ama laboratories ezinama synthetic and analytical. Isizinda soSoxhlet sisetshenziswa ngokuyinhloko uma into enomhlabathi kuphela enolinganiselwe, futhi ukungcola akungenawo kuleso solvent.
I-Ultrasound ingaphumelela kakhulu ihlangene ne-Soxhlet isizinda ngenxa yokwenyuka kwezivuno kanye nesikhathi esifushane sokukhipha.
Sicela uchofoze lapha ukuze ufunde kabanzi mayelana ne-ultrasonically kusiza isizinda so-Soxhlet!

Ukukhipha ku-Melts

Ukukhishwa kwe-Liquid-Liquid kungenziwa ngokuxuba lapho isigaba esisodwa noma sobabili sincibilika, njengosawoti obunjiwe noma izinsimbi ezincibilikisiwe, ezifana ne-mercury. I-sonication enamandla ene -lineline enamandla ku-ultrasonic flow cell reactors ivumela ukucubungula ngisho notshwala obunama-viscosities aphezulu anjengokuncibilika.

I-Leaching

I-Leaching ichaza ukusetshenziswa kwe-acids, i-solvents noma yamanzi ashisayo ukuze ihlukanise ngokucacile i-solute esithwaleni esiphezulu esingenayo i-inert. I-Leaching ivame ukusetshenziswa emayini ukukhipha izinsimbi kusuka ores.
Izinzuzo ze-Ultrasonic Leaching:

  • hlamba ama-orifice amancane wezinto eziyingozi
  • ukunqoba ukukhethwa kwamagundane
  • ukubhubhisa ama-solids, ukuhlanza nokusabalalisa izinsimbi
  • susa izingqimba ezingenayo
  • ukususwa kwezingqimba ze-oxide
  • limanzisa yonke indawo ebonakalayo ikakhulukazi ngenxa yoketshezi oluphezulu lwezinkinga zamanzi
  • ukukhipha ubuhlalu

Chofoza lapha ukuze ufunde kabanzi mayelana neaching ultrasonic!

Imishini ye-Hielscher Yonke Isilinganiso

I-Sonication ematheni, ibhentshi-Top kanye nesilinganiso sokukhiqiza
Wonke amadivayisi we-ultrasonic ase-Hielscher akhiwe ukuze asebenze u-24h / 7d, ngisho ne-ultrasonic lab homogenizers ingakwazi ukucubungula amanani amaningi kakhulu ku-batch noma i-flow-through mode. I-bench-top kanye ne-ultrasonicators yezimboni zenzelwe futhi zakhiwe ebangeni lezimboni ukuze amanani amaningi kanye nama-viscosities aphakeme angacutshungulwa ngaphandle kwezinkinga – ngisho nangaphansi kokucindezeleka okufana nokucindezela okukhulu namazinga okushisa aphezulu (isib. ngokuhambisana ne CO superpr2, for processes extrusion njll). Ama-ultrasonicators aqinile ama-Hielscher akwazi ukusingatha izixazululo, uketshezi oludakayo, nama-corrosives. Izesekeli ezifanelekayo zenza kube lula ukuvumelanisa uhlelo lwe-ultrasonic ngokugcwele kuzidingo zenqubo yesikhumba. Ukuze ufake endaweni enobungozi, i-ATEX noma i-FM ilinganisiwe izinhlelo zokuqhuma-mboni ultrasonic ziyatholakala.
Ngalokho, izinhlelo ze-ultrasonic zikaHielscher ezinamandla nezinamandla kanye nobubanzi obubanzi Izesekeli kunika amandla ukuveza izinto ezifana namanzi ashisayo / uketshezi, ama-acidic, i-metal melts, usawoti uyancibilika, ama-solvents (isib. i-methanol, i-hexane; i-organic, i-polar solvents isib. i-acetonitrile).

Ultrasonic isigaba ukudlulisa isizinda noma isizinda catalytic kungenziwa waqaphela njengoba elula ezimbili-isigaba inqubo

I-Flowchart: Izinyathelo ze-ultrasonic phase transfer transfer

Izincwadi / Izinkomba

  • I-Bendicho, i-C .; De La Calle, I .; I-Pena, F .; I-Costas, M .; Cabaleiro, N .; ULavilla, I. (2012): Ukuchithwa kwe-ultrasound okusizwa ngokusungulwa kwama-sampuli aqinile kumongo we-chemistry eluhlaza. Amathrendi e-Analytical Chemistry, Vol. 31, 2012. 50-60.
  • IUPAC. I-Compendium ye-Chemical Terminology, yesi-2nd ed. (i “Incwadi Yegolide”). Ihlanganiswe ngu-AD McNaught no-A. Wilkinson. I-Blackwell Scientific Publications, i-Oxford (1997). Inguqulo ye-XML eqondiswe ku-intanethi: http://goldbook.iupac.org (2006) eyakhiwe uMn. Nic, J. Jirat, B. Kosata; izibuyekezo ezihlanganiswe ngu-A. Jenkins. I-ISBN 0-9678550-9-8.
  • Oluseyi, T .; Olayinka, K .; Alo, B .; Smith, RM (2011): Ukuqhathaniswa kwamathuluzi nokuhlanza ukuhlanza ama-hydrocyboni anamakha amahle emasampheni enhlabathi angcolile. I-African Journal of Science Science and Technology Vol. 5/7, 2011. 482-493.
  • I-Petigny, L .; I-Périno-Issartier, iS .; Wajsman, J .; Chemat, F. (2013): Isisetshenziswa Sokubambisana Ne-Continuous Ultrasound Esenziwe Nge-Boldo Leaves (Peumus boldus Mol.). I-International Journal ye-Molecular Science 14, 2013. 5750-5764.
  • Wang, L .; Weller, CL (2006): Intuthuko yakamuva ekukhulisweni kwe-nutraceuticals ezitshalweni. Amathrendi eSayensi Yezokudla & Ubuchwepheshe 17, 2006. 300-312.

Xhumana Nathi / Cela Ukwaziswa Olwengeziwe

Khuluma nathi mayelana nezidingo zakho zokucubungula. Sizosikisela ukusetha nokulungiswa kwemingcele efanele yephrojekthi yakho.





Sicela uqaphele wethu Inqubomgomo yobumfihlo.




Amaqiniso Okufanele Ukwazi

Ukucutshungulwa kwe-ultrasonic liquid ngokuvamile kubizwa ngokuthi i-sonication, i-ultrasonication, i-sonification, i-insonation, i-irradiation ye-ultrasonic, noma uhlelo lwe-acoustic amasimu. Yonke le migomo ichaza ukuhlanganiswa kwamagagasi amakhulu aphezulu ama-ultrasound abe yi-medium medium ukuze kutholakale i-ultrasonic

Njengoba amandla e-ultrasound eyindlela yokwenza izinto ezinhlobonhlobo, amadivayisi we-ultrasonic aziwa ngaphansi kwamagama ahlukahlukene njenge-probe sonicator, i-sonic lyser, isiphazamisi se-ultrasound, i-ground ye-ultrasonic, i-sono-ruptor, i-sonifier, i-dismembrator ye-sonic, isiphazamisi se-cell, i-ultrasonic disperser noma i-dissolver.