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Metal hydrides (MH) ana gane su a matsayin ɗaya daga cikin ƙungiyoyin kayan da suka dace don ajiyar hydrogen saboda babban ƙarfin ajiyar hydrogen, ƙananan matsa lamba da kuma babban aminci.Koyaya, jinkirin ɗaukar motsin motsin su na hydrogen yana rage aikin ajiya sosai.Saurin kawar da zafi daga ma'ajiyar MH na iya taka muhimmiyar rawa wajen haɓaka ƙimar iskar hydrogen, yana haifar da ingantaccen aikin ajiya.Dangane da wannan, wannan binciken an yi niyya ne don inganta halayen canja wurin zafi domin ya sami tasiri mai tasiri akan yawan adadin hydrogen na tsarin ajiya na MH.An fara haɓaka sabon ƙaramin silinda na silinda kuma an inganta shi don ajiyar hydrogen kuma an haɗa shi azaman mai musayar iska mai zafi (HTF).Dangane da nau'ikan firam daban-daban, ana nazarin tasirin sabon saitin musayar zafi kuma idan aka kwatanta shi da na al'adar na'ura mai kwakwalwa na helical.Bugu da ƙari, an yi nazarin sigogin aiki na ajiyar MG da GTP a lambobi don samun ingantattun ƙima.Don simintin lamba, ana amfani da ANSYS Fluent 2020 R2.Sakamakon wannan binciken ya nuna cewa aikin tankin ajiya na MH na iya ingantawa sosai ta hanyar amfani da na'urar musayar zafi ta semi-cylindrical (SCHE).Idan aka kwatanta da na yau da kullun na masu musayar zafi na karkace, tsawon lokacin sha hydrogen yana raguwa da kashi 59%.Mafi ƙanƙantar tazara tsakanin coils SCHE ya haifar da raguwar 61% a lokacin sha.Dangane da sigogin aiki na ajiyar MG ta amfani da SHE, duk sigogin da aka zaɓa suna haifar da haɓaka mai mahimmanci a cikin tsarin shayarwar hydrogen, musamman ma zafin jiki a mashigar zuwa HTS.
Akwai sauyi a duniya daga makamashi bisa tushen makamashin mai zuwa makamashi mai sabuntawa.Domin yawancin nau'ikan makamashin da ake sabunta su suna ba da ƙarfi a cikin yanayi mai ƙarfi, ajiyar makamashi yana da mahimmanci don daidaita nauyin.Adana makamashi na tushen hydrogen ya ja hankalin mutane da yawa don wannan dalili, musamman saboda ana iya amfani da hydrogen a matsayin madadin man fetur "kore" da mai ɗaukar makamashi saboda kaddarorinsa da ɗaukar nauyi.Bugu da kari, hydrogen kuma yana ba da mafi girman abun ciki na makamashi a kowace juzu'i idan aka kwatanta da burbushin mai2.Akwai manyan nau'ikan ma'ajiyar makamashin hydrogen guda hudu: ma'ajiyar iskar gas, ma'ajiyar karkashin kasa, ajiyar ruwa, da kuma ma'adana mai ƙarfi.Matsewar hydrogen shine babban nau'in da ake amfani da shi a cikin motocin sel mai kamar bas da mazugi.Koyaya, wannan ajiyar yana ba da ƙarancin ƙarancin hydrogen (kimanin 0.089 kg/m3) kuma yana da batutuwan aminci waɗanda ke da alaƙa da babban matsin aiki3.Dangane da tsarin juyawa a ƙananan zafin jiki da matsa lamba, ajiyar ruwa zai adana hydrogen a cikin ruwa.Koyaya, lokacin da aka shayar da shi, kusan kashi 40% na makamashin yana ɓacewa.Bugu da kari, an san wannan fasaha ta fi ƙarfin kuzari da aiki mai ƙarfi idan aka kwatanta da ingantattun fasahohin ajiya na jihohi4.Ƙaƙƙarfan ajiya wani zaɓi ne mai yuwuwa don tattalin arzikin hydrogen, wanda ke adana hydrogen ta hanyar haɗa hydrogen zuwa cikin abubuwa masu ƙarfi ta hanyar sha da sakin hydrogen ta hanyar lalata.Metal hydride (MH), fasahar ajiyar kayan aiki mai ƙarfi, yana da sha'awar kwanan nan ga aikace-aikacen ƙwayoyin man fetur saboda babban ƙarfin hydrogen, ƙarancin aiki, da ƙarancin farashi idan aka kwatanta da ajiyar ruwa, kuma ya dace da aikace-aikacen tsayayye da wayar hannu6,7 In Bugu da kari, MH kayan kuma suna ba da kaddarorin aminci kamar ingantaccen ajiya mai girma8.Duk da haka, akwai matsala da ke iyakance yawan aiki na MG: ƙananan ƙarancin wutar lantarki na MG reactor yana haifar da jinkirin sha da lalata hydrogen.
Canja wurin zafi mai kyau a yayin halayen exothermic da endothermic shine mabuɗin don haɓaka aikin masu sarrafa MH.Don tsarin ɗaukar nauyin hydrogen, dole ne a cire zafin da aka samar daga reactor don sarrafa jigilar hydrogen a cikin adadin da ake so tare da iyakar ƙarfin ajiya.Madadin haka, ana buƙatar zafi don haɓaka ƙimar haɓakar hydrogen yayin fitarwa.Don inganta yanayin zafi da canja wurin taro, yawancin masu bincike sun yi nazarin ƙira da haɓakawa bisa ga dalilai masu yawa kamar sigogi masu aiki, tsarin MG, da haɓaka MG11.Ana iya inganta haɓakar MG ta ƙara kayan haɓakar haɓakar zafi mai ƙarfi kamar ƙarfe kumfa zuwa MG yadudduka 12,13.Sabili da haka, ana iya ƙara yawan tasirin thermal mai tasiri daga 0.1 zuwa 2 W / mK10.Duk da haka, ƙari na kayan aiki mai ƙarfi yana rage ƙarfin wutar lantarki na MN.Game da sigogin aiki, ana iya samun ci gaba ta hanyar inganta yanayin aiki na farko na MG Layer da coolant (HTF).Za'a iya inganta tsarin MG saboda joometry na reactor da ƙirar mai musayar zafi.Game da daidaitawa na MH reactor heat exchanger, hanyoyin za a iya raba iri biyu.Waɗannan su ne masu musayar zafi na ciki da aka gina a cikin MO da kuma masu canjin zafi na waje wanda ke rufe layin MO kamar fis, jaket masu sanyaya da ruwan wanka.Game da na'urar musayar zafi na waje, Kaplan16 ya yi nazari akan aikin na'ura mai kwakwalwa na MH, ta yin amfani da ruwan sanyi a matsayin jaket don rage yawan zafin jiki a cikin reactor.An kwatanta sakamakon da na'urar fin reactor 22 zagaye da wani reactor da aka sanyaya ta hanyar convection na halitta.Sun bayyana cewa kasancewar jaket mai sanyaya yana rage yawan zafin jiki na MH, ta haka yana ƙara yawan sha.Nazari na lambobi na ma'aunin ruwa na MH reactor na Patil da Gopal17 sun nuna cewa matsin lamba na samar da hydrogen da zafin jiki na HTF sune mahimmin sigogi masu tasiri na ƙimar haɓakar hydrogen da lalata.
Ƙara wurin canja wurin zafi ta hanyar ƙara fins da masu musayar zafi da aka gina a cikin MH shine mabuɗin don inganta yanayin zafi da yawan canja wurin aiki kuma saboda haka aikin ajiya na MH18.An ƙirƙira wasu jeri na musayar zafi na ciki (bututu madaidaiciya da murɗa mai karkace) don yaɗa mai sanyaya a cikin injin mai MH19,20,21,22,23,24,25,26.Yin amfani da na'urar musayar zafi na ciki, sanyaya ko ruwa mai dumama zai canza yanayin zafi na gida a cikin injin MH yayin aiwatar da adsorption na hydrogen.Raju da Kumar [27] sun yi amfani da bututu madaidaiciya da yawa azaman masu musayar zafi don haɓaka aikin MG.Sakamakon su ya nuna cewa an rage lokutan sha lokacin da aka yi amfani da bututu madaidaiciya azaman masu musayar zafi.Bugu da kari, yin amfani da madaidaicin bututu yana rage lokacin bushewar hydrogen28.Matsakaicin yawan ruwan sanyi yana ƙara yawan cajin hydrogen da fitarwa29.Koyaya, haɓaka adadin bututun sanyaya yana da tasiri mai kyau akan aikin MH maimakon ƙimar kwararar mai sanyaya30,31.Raju et al.32 sun yi amfani da LaMi4.7Al0.3 a matsayin kayan aikin MH don nazarin aikin masu musayar zafi da yawa a cikin reactors.Sun bayar da rahoton cewa sigogin aiki suna da tasiri mai mahimmanci akan tsarin sha, musamman ma matsa lamba na abinci sannan kuma yawan kwararar HTF.Koyaya, zafin sha ya zama ƙasa da mahimmanci.
Ana ƙara haɓaka aikin injin injin MH ta hanyar yin amfani da na'urar musayar zafi mai karkace saboda ingantacciyar canjin zafi idan aka kwatanta da bututu madaidaiciya.Wannan shi ne saboda sake zagayowar sakandare na iya mafi kyawun cire zafi daga reactor25.Bugu da ƙari, bututun karkace suna ba da babban wuri don canja wurin zafi daga Layer MH zuwa mai sanyaya.Lokacin da aka gabatar da wannan hanyar a cikin reactor, rarraba bututun musayar zafi shima ya fi uniform33.Wang et al.34 yayi nazarin tasirin lokacin ɗaukar hydrogen ta hanyar ƙara na'ura mai helical zuwa ma'ajin MH.Sakamakon su ya nuna cewa yayin da yanayin canjin zafi na mai sanyaya ke ƙaruwa, lokacin sha yana raguwa.Wu et al.25 sun binciki aikin Mg2Ni tushen MH reactors da naɗe-naden zafi.Nazarin lambobi sun nuna raguwar lokacin amsawa.Ingantacciyar hanyar canja wurin zafi a cikin injin injin MN ya dogara ne akan ƙaramin rabo na farar dunƙulewa zuwa dunƙule farar da farar dunƙule mara nauyi.Wani bincike na gwaji da Mellouli et al.21 yayi ta yin amfani da coil ɗin da aka naɗe a matsayin mai musayar zafi na ciki ya nuna cewa HTF fara zafi yana da tasiri mai mahimmanci akan inganta haɓakar hydrogen da lokacin lalata.An gudanar da haɗe-haɗe na masu musayar zafi na ciki daban-daban a cikin bincike da yawa.Eisapur et al.35 yayi nazarin ajiyar hydrogen ta amfani da na'urar musayar zafi mai karkace tare da bututun dawowa na tsakiya don inganta tsarin sha hydrogen.Sakamakon su ya nuna cewa bututun karkace da bututun dawowa na tsakiya suna haɓaka canjin zafi tsakanin mai sanyaya da MG.Karamin farar farar da ya fi girma diamita na bututu karkace yana ƙara yawan zafi da canja wurin taro.Ardahaie et al.36 sun yi amfani da bututun karkace mai lebur azaman masu musayar zafi don haɓaka canjin zafi a cikin injin.Sun bayar da rahoton cewa an rage tsawon lokacin sha ta hanyar ƙara yawan fashewar jiragen saman karkace.An gudanar da haɗe-haɗe na masu musayar zafi na ciki daban-daban a cikin bincike da yawa.Dau et al.37 ya inganta aikin MH ta amfani da na'urar musanya mai zafi da fins.Sakamakon su ya nuna cewa wannan hanyar tana rage lokacin cika hydrogen da kashi 2 idan aka kwatanta da yanayin ba tare da fins ba.Ana haɗe ƙullun ɓangarorin tare da bututu masu sanyaya kuma an gina su a cikin reactor na MN.Sakamakon wannan binciken ya nuna cewa wannan hanyar da aka haɗa ta tana ba da ƙarin canjin zafi iri ɗaya idan aka kwatanta da na'urar ta MH ba tare da fins ba.Koyaya, haɗa nau'ikan musayar zafi daban-daban zai haifar da mummunan tasiri ga nauyi da ƙarar injin injin MH.Wu et al.18 idan aka kwatanta daban-daban masu musayar zafi.Waɗannan sun haɗa da madaidaitan bututu, fins da murɗa mai karkace.Marubutan sun ba da rahoton cewa muryoyin karkace na samar da mafi kyawun haɓakawa a cikin zafi da canja wurin taro.Bugu da kari, idan aka kwatanta da kai tsaye shambura, tubes madaidaiciya hade tare da katako, coils biyu suna da tasiri mafi kyau kan inganta yanayin canzawa.Nazarin Sekhar et al.40 ya nuna cewa an sami irin wannan ci gaba a cikin ɗaukar hydrogen ta amfani da murɗa mai karkace azaman mai musayar zafi na ciki da jaket mai sanyaya na waje.
Daga cikin misalan da aka ambata a sama, yin amfani da na'urorin karkace a matsayin masu musayar zafi na ciki suna samar da ingantacciyar zafi da haɓakawa da yawa fiye da sauran masu musayar zafi, musamman madaidaicin bututu da fins.Don haka, makasudin wannan binciken shine don ƙara haɓaka murɗa mai karkace don haɓaka aikin canja wurin zafi.A karon farko, an ƙirƙiro wani sabon na'ura mai kama da silinda bisa ga na'urar helical na MH na al'ada.Ana sa ran wannan binciken zai inganta aikin ajiyar hydrogen ta hanyar yin la'akari da sabon ƙirar mai canza zafi tare da mafi kyawun yanayin canja wuri mai zafi wanda aka samar da ƙananan gado na MH da bututun HTF.An kwatanta aikin ajiyar wannan sabon na'urar musayar zafi da na yau da kullun na na'ura mai zafi wanda ya dogara da filaye daban-daban.Dangane da wallafe-wallafen da ake da su, yanayin aiki da tazarar coils sune manyan abubuwan da ke shafar aikin injinan MH.Don inganta ƙirar wannan sabon mai musayar zafi, an bincika tasirin tazarar nada akan lokacin ɗaukar hydrogen da ƙarar MH.Bugu da kari, don fahimtar alakar da ke tsakanin sabbin coils na hemi-cylindrical da yanayin aiki, makasudin na biyu na wannan binciken shine nazarin halayen reactor bisa ga jeri daban-daban na aiki da kuma tantance ma'auni masu dacewa ga kowane aiki. yanayin.siga.
Ana bincika aikin na'urar ajiyar makamashi ta hydrogen a cikin wannan binciken bisa ga tsarin musayar zafi guda biyu (ciki har da bututun karkace a lokuta 1 zuwa 3 da bututun silindrical a lokuta 4 zuwa 6) da kuma nazarin hankali na sigogin aiki.An gwada aikin injin injin MH a karon farko ta amfani da bututu mai karkace a matsayin mai musayar zafi.Duka bututun mai mai sanyaya da kuma jirgin ruwa na MH na bakin karfe ne.Ya kamata a lura cewa girma na MG reactor da diamita na GTF bututu sun kasance akai-akai a kowane hali, yayin da matakan matakan GTF sun bambanta.Wannan sashe yana nazarin tasirin girman farar coils HTF.A tsawo da kuma m diamita na reactor kasance 110 mm da 156 mm, bi da bi.An saita diamita na bututun mai mai zafi a 6mm.Dubi Ƙarin Sashe don cikakkun bayanai kan zane-zane na MH reactor tare da bututu masu karkace da bututun silinda biyu.
A kan fig.1a yana nuna MH karkace bututu reactor da girmansa.Ana ba da duk sigogin geometric a tebur.1. Jimlar ƙarar helix da ƙarar ZG suna kusan 100 cm3 da 2000 cm3, bi da bi.Daga wannan injin na'ura na MH, ana shigar da iska mai nau'in HTF zuwa cikin ma'aunin wutar lantarki na MH daga kasa ta hanyar karkace, kuma an gabatar da hydrogen daga saman saman injin din.
Halayen geometries da aka zaɓa don maƙallan hydride na ƙarfe.a) tare da karkace-tubular zafi musayar wuta, b) tare da Semi-cylindrical tubular zafi musayar.
Kashi na biyu yana nazarin aikin injin mai sarrafa MH bisa wani bututu mai silindarical a matsayin mai musayar zafi.A kan fig.1b yana nuna reactor na MN tare da bututun silindrical guda biyu da girmansu.Table 1 ya lissafa duk ma'auni na geometric na bututun semi-cylindrical, wanda ya kasance akai-akai, ban da nisa tsakanin su.Ya kamata a lura da cewa Semi-cylindrical tube a cikin Case 4 da aka tsara tare da akai girma na HTF tube da MH gami a cikin nada tube (zabin 3).Amma ga fig.1b, an kuma gabatar da iska daga kasan bututun HTF guda biyu na silindari, kuma an gabatar da hydrogen daga kishiyar ma'aunin wutar lantarki na MH.
Saboda sabon zane na mai musayar zafi, manufar wannan sashe shine don ƙayyade ƙimar farko da ta dace don sigogin aiki na MH reactor a hade tare da SCHE.A kowane hali, an yi amfani da iska azaman mai sanyaya don cire zafi daga reactor.Daga cikin man da ake canjawa zafi, ana zabar iska da ruwa a matsayin mai da ake canjawa wuri mai zafi don masu sarrafa MH saboda ƙarancin tsadarsu da ƙarancin tasirin muhalli.Saboda yawan zafin jiki na aiki na gami da tushen magnesium, an zaɓi iska a matsayin mai sanyaya a cikin wannan binciken.Bugu da kari, yana da mafi kyawun halayen kwarara fiye da sauran karafa na ruwa da narkakken gishiri41.Shafin 2 ya lissafa abubuwan da ke cikin iska a 573 K. Don nazarin hankali a cikin wannan sashe, kawai ana amfani da mafi kyawun saitunan MH-SCHE zažužžukan ayyuka (a cikin lokuta 4 ta hanyar 6).Ƙididdigan da ke cikin wannan sashe sun dogara ne akan sigogin aiki daban-daban, gami da zafin farko na injin injin MH, matsi na lodin hydrogen, zafin shigar da HTF, da lambar Reynolds da aka ƙididdige ta hanyar canza ƙimar HTF.Tebur na 3 ya ƙunshi duk sigogin aiki da aka yi amfani da su don nazarin hankali.
Wannan sashe yana bayyana duk ma'auni masu mahimmanci na sarrafawa don aiwatar da shayarwar hydrogen, tashin hankali da canja wurin zafi na masu sanyaya.
Don sauƙaƙa da mafita na haɓakar haɓakar hydrogen, ana yin zato masu zuwa kuma an ba da su;
A lokacin sha, da thermophysical Properties na hydrogen da karfe hydrides ne akai.
Ana ɗaukar hydrogen a matsayin iskar gas, don haka ana la'akari da yanayin ma'aunin zafi na gida43,44.
inda \({L}_{gas}\) shine radius na tanki, kuma \({L}_{heat}\) shine tsayin axial na tanki.Lokacin da N ya kasance ƙasa da 0.0146, ana iya watsi da kwararar hydrogen a cikin tanki a cikin simintin ba tare da babban kuskure ba.Bisa ga bincike na yanzu, N ya fi ƙasa da 0.1.Sabili da haka, ana iya yin watsi da tasirin gradient matsa lamba.
Ganuwar reactor sun kasance da kyau a rufe a kowane yanayi.Saboda haka, babu wani zafi musayar 47 tsakanin reactor da muhalli.
An sani cewa Alloys na tushen Mg suna da kyawawan halaye na hydrogenation da babban ƙarfin ajiyar hydrogen har zuwa 7.6 wt% 8.Dangane da ƙaƙƙarfan aikace-aikacen ajiyar hydrogen na jihar, waɗannan gami kuma ana san su da kayan nauyi.Bugu da ƙari, suna da kyakkyawan juriya na zafi da kuma aiki mai kyau8.Daga cikin nau'o'in nau'in Mg-based Alloy, Mg2Ni-based MgNi alloy yana ɗaya daga cikin zaɓuɓɓukan da suka dace don ajiyar MH saboda ƙarfin ajiyar hydrogen har zuwa 6 wt%.Alloys na Mg2Ni kuma suna ba da adsorption da sauri da kuma ɓarna kinetics idan aka kwatanta da MgH48 gami.Saboda haka, an zaɓi Mg2Ni a matsayin kayan hydride na ƙarfe a cikin wannan binciken.
An bayyana ma'aunin makamashi a matsayin 25 bisa ma'aunin zafi tsakanin hydrogen da Mg2Ni hydride:
X shine adadin hydrogen da ake sha akan saman karfe, naúrar ita ce \ (nauyin \%\), ana ƙididdige shi daga ma'auni na motsin motsi \ (\ frac {dX}{dt} \) yayin sha kamar haka49:
inda \({C}_{a}\) shine ƙimar amsawa kuma \({E}_{a}\) shine ƙarfin kunnawa.\({P}_{a,eq}\) shine ma'aunin ma'aunin ma'auni a cikin injin hydride reactor yayin aikin sha, wanda ma'aunin van't Hoff ya bayar kamar haka25:
Inda \({P}_{ref}\) shine matsi na tunani na 0.1 MPa.\ (\Delta H \) da \ (\Delta S \) su ne enthalpy da entropy na dauki, bi da bi.Abubuwan da ke cikin alloys Mg2Ni da hydrogen an gabatar da su a tebur.4. Ana iya samun jerin sunayen a cikin ƙarin sashe.
Ana ɗaukar kwararar ruwan yana da tashin hankali saboda saurin sa da lambar Reynolds (Re) sune 78.75 ms-1 da 14000, bi da bi.A cikin wannan binciken, an zaɓi samfurin turbulence k-ε.An lura cewa wannan hanya tana ba da daidaito mafi girma idan aka kwatanta da sauran hanyoyin k-ε, kuma yana buƙatar ƙarancin lokacin ƙididdigewa fiye da hanyoyin RNG k-ε50,51.Dubi Sashe na Ƙari don cikakkun bayanai kan ainihin ma'auni don canja wurin zafi.
Da farko, tsarin yanayin zafin jiki a cikin injin daskarewa na MN ya kasance iri ɗaya, kuma matsakaicin adadin hydrogen shine 0.043.Ana ɗauka cewa iyakar waje na injin mai sarrafa MH yana da kyau.Alloys na tushen Magnesium yawanci suna buƙatar yanayin yanayin aiki mai girma don adanawa da sakin hydrogen a cikin reactor.Alloy na Mg2Ni yana buƙatar kewayon zafin jiki na 523-603 K don mafi girman sha da kewayon zafin jiki na 573-603 K don cikakkiyar desorption52.Duk da haka, binciken gwaji na Muthukumar et al.53 ya nuna cewa mafi girman ƙarfin ajiya na Mg2Ni don ajiyar hydrogen za a iya samuwa a yanayin zafin aiki na 573 K, wanda ya dace da iyawar ka'idarsa.Sabili da haka, an zaɓi zafin jiki na 573 K azaman zazzabi na farko na reactor na MN a cikin wannan binciken.
Ƙirƙiri nau'ikan grid daban-daban don inganci da ingantaccen sakamako.A kan fig.2 yana nuna matsakaicin zafin jiki a wurare da aka zaɓa a cikin tsarin ɗaukar hydrogen daga abubuwa huɗu daban-daban.Yana da kyau a sani cewa shari'a ɗaya ce kawai na kowane saitin an zaɓi don gwada ɗimbin ɗimbin grid saboda kwatankwacin lissafi.Ana amfani da hanyar meshing iri ɗaya a wasu lokuta.Sabili da haka, zaɓi zaɓi na 1 don bututu mai karkace da zaɓi na 4 don bututun silinda.A kan fig.2a, b yana nuna matsakaicin zafin jiki a cikin reactor don zaɓuɓɓuka 1 da 4, bi da bi.Wuraren da aka zaɓa guda uku suna wakiltar yanayin zafin gado a saman, tsakiya, da ƙasa na reactor.Dangane da ma'aunin zafin jiki a wuraren da aka zaɓa, matsakaicin zafin jiki zai zama karko kuma yana nuna ɗan canji a cikin lambobi 428,891 da 430,599 don lokuta 1 da 4, bi da bi.Don haka, an zaɓi waɗannan masu girman grid don ƙarin lissafin lissafi.Cikakkun bayanai kan matsakaicin zafin jiki na gado don tsarin sha hydrogen don nau'ikan tantanin halitta daban-daban da kuma gyare-gyaren da aka gyara don lokuta biyu ana bayar da su a cikin ƙarin sashin.
Matsakaicin zafin jiki na gado a wuraren da aka zaɓa a cikin tsarin ɗaukar hydrogen a cikin injin ƙarar hydride reactor tare da lambobin grid daban-daban.(a) Matsakaicin zafin jiki a wuraren da aka zaɓa don harka 1 da (b) Matsakaicin zafin jiki a wuraren da aka zaɓa don harka 4.
An gwada injin hydride na ƙarfe na tushen Mg a cikin wannan binciken bisa sakamakon gwaji na Muthukumar et al.53.A cikin bincikensu, sun yi amfani da alloy na Mg2Ni don adana hydrogen a cikin bututun bakin karfe.Ana amfani da fins ɗin jan ƙarfe don inganta canjin zafi a cikin reactor.A kan fig.3a yana nuna kwatancen matsakaicin zafin jiki na gadon tsari na sha tsakanin binciken gwaji da wannan binciken.Yanayin aiki da aka zaɓa don wannan gwaji sune: MG zafin jiki na farko 573 K da matsa lamba 2 MPa.Daga fig.3a ana iya nunawa a fili cewa wannan sakamakon gwajin yana cikin kyakkyawar yarjejeniya tare da na yanzu dangane da matsakaicin matsakaicin Layer.
Tabbatar da samfur(a) Tabbatar da lambar tabbatarwa na Mg2Ni karfe hydride reactor ta hanyar kwatanta binciken na yanzu tare da aikin gwaji na Muthukumar et al.52, da (b) tabbatar da samfurin karkace bututu mai rudani ta hanyar kwatanta binciken na yanzu da na Kumar et al. .Bincike.54.
Don gwada samfurin tashin hankali, an kwatanta sakamakon wannan binciken tare da sakamakon gwaji na Kumar et al.54 don tabbatar da daidaitattun zaɓaɓɓen samfurin tashin hankali.Kumar et al.54 yayi nazarin kwararar tashin hankali a cikin bututu-in-bututu karkace mai zafi.Ana amfani da ruwa azaman ruwan zafi da sanyi wanda ake allura daga bangarori daban-daban.Yanayin zafi mai zafi da sanyi shine 323 K da 300 K, bi da bi.Lambobin Reynolds sun bambanta daga 3100 zuwa 5700 don ruwan zafi da kuma daga 21,000 zuwa 35,000 don ruwan sanyi.Lambobin Dean sune 550-1000 don ruwan zafi da 3600-6000 don ruwan sanyi.Diamita na bututu na ciki (don ruwa mai zafi) da bututu na waje (don ruwa mai sanyi) sune 0.0254 m da 0.0508 m, bi da bi.Diamita da farar nada helical sune 0.762 m da 0.100 m, bi da bi.A kan fig.3b yana nuna kwatancen sakamakon gwaji da na yanzu don nau'ikan nau'ikan Nusselt da lambobin Dean don mai sanyaya a bututun ciki.An aiwatar da nau'ikan tashin hankali guda uku kuma idan aka kwatanta da sakamakon gwaji.Kamar yadda aka nuna a cikin fig.3b, sakamakon samfurin k-ε turbulence wanda za'a iya cimmawa yana da kyakkyawar yarjejeniya tare da bayanan gwaji.Saboda haka, an zaɓi wannan samfurin a cikin wannan binciken.
Anyi simulations na lamba a cikin wannan binciken ta amfani da ANSYS Fluent 2020 R2.Rubuta Ayyukan Ƙayyadaddun Mai amfani (UDF) kuma yi amfani da shi azaman lokacin shigarwa na lissafin makamashi don ƙididdige motsin motsin tsarin sha.Ana amfani da da'irar PRESTO55 da hanyar PISO56 don sadarwa mai sauri-sauri da gyaran matsa lamba.Zaɓi tushen tantanin halitta Greene-Gauss don madaidaicin gradient.Ana magance ma'aunin ƙarfi da kuzari ta hanyar hawan sama mai tsari na biyu.Dangane da ƙayyadaddun ƙarancin shakatawa, matsa lamba, saurin gudu, da abubuwan makamashi an saita su zuwa 0.5, 0.7, da 0.7, bi da bi.Ana amfani da daidaitattun ayyuka na bango zuwa HTF a cikin samfurin tashin hankali.
Wannan sashe yana gabatar da sakamakon ƙididdiga na ƙididdigewa na ingantacciyar hanyar canja wurin zafi na cikin gida na na'ura ta MH ta amfani da na'urar musayar zafi mai naɗaɗɗen wuta (HCHE) da na'urar musayar zafi mai helical (SCHE) yayin ɗaukar hydrogen.An yi nazarin tasirin filin HTF akan zazzabi na gadon reactor da tsawon lokacin sha.Ana nazarin manyan sigogin aiki na tsarin sha kuma an gabatar da su a cikin sashin nazarin hankali.
Don bincika tasirin tazarar naɗa akan canja wuri mai zafi a cikin na'ura mai ba da hanya tsakanin hanyoyin sadarwa na MH, an bincika saitin musayar zafi tare da filaye daban-daban.Filaye daban-daban guda uku na 15mm, 12.86mm da 10mm an tsara su jiki 1, jiki 2 da jiki 3 bi da bi.Ya kamata a lura cewa an kafa diamita na bututu a 6 mm a farkon zafin jiki na 573 K da matsa lamba na 1.8 MPa a duk lokuta.A kan fig.4 yana nuna matsakaicin zafin jiki na gado da kuma maida hankali na hydrogen a cikin MH Layer a lokacin tsarin shayarwar hydrogen a cikin lokuta 1 zuwa 3. Yawanci, halayen da ke tsakanin karfe hydride da hydrogen shine exothermic ga tsarin sha.Saboda haka, zafin gado yana tashi da sauri saboda farkon lokacin da aka fara shigar da hydrogen a cikin reactor.Zazzabi na gado yana ƙaruwa har sai ya kai matsakaicin ƙima sannan a hankali yana raguwa yayin da zafi ke ɗauke da mai sanyaya, wanda ke da ƙananan zafin jiki kuma yana aiki azaman sanyaya.Kamar yadda aka nuna a cikin fig.4a, saboda bayanin da ya gabata, yawan zafin jiki na Layer yana ƙaruwa da sauri kuma yana raguwa ci gaba.Matsakaicin hydrogen don tsarin sha yana yawanci dogara ne akan zazzabi na gado na injin injin MH.Lokacin da matsakaita zazzabi ya faɗi zuwa wani zafin jiki, saman ƙarfe yana ɗaukar hydrogen.Wannan shi ne saboda hanzari na tafiyar matakai na physisorption, chemisorption, yaduwa na hydrogen da samuwar hydrides a cikin reactor.Daga fig.4b ana iya ganin cewa adadin sha na hydrogen idan 3 ya yi ƙasa da na sauran lokuta saboda ƙaramin matakin ƙimar mai musayar zafi.Wannan yana haifar da tsayin bututu gabaɗaya da babban wurin canja wurin zafi don bututun HTF.Tare da matsakaicin adadin hydrogen na 90%, lokacin sha don Case 1 shine 46,276 seconds.Idan aka kwatanta da tsawon lokacin sha a yanayin 1, tsawon lokacin sha a cikin lokuta 2 da 3 an rage shi da 724 s da 1263 s, bi da bi.Sashen ƙarin yana ba da yanayin yanayin zafi da hydrogen don zaɓaɓɓun wurare a cikin Layer HCHE-MH.
Tasirin nisa tsakanin coils akan matsakaicin zazzabi na Layer da taro hydrogen.(a) Matsakaicin zafin jiki na gado don coils na helical, (b) maida hankali ga hydrogen don coils na helical, (c) matsakaicin zafin jiki na gado don coils na hemi-cylindrical, da (d) maida hankali na hydrogen don hemi-cylindrical coils.
Don inganta yanayin canja wurin zafi na MG reactor, an tsara HFCs guda biyu don yawan adadin MG (2000 cm3) da kuma karkace mai zafi (100 cm3) na Zaɓin 3. Wannan sashe kuma yayi la'akari da tasirin nisa tsakanin coils na 15 mm don shari'ar 4, 12.86 mm don shari'ar 5 da 10 mm don harka 6. A cikin fig.4c, d yana nuna matsakaicin zafin jiki na gado da ƙaddamar da tsarin shayarwar hydrogen a farkon zafin jiki na 573 K da matsa lamba na 1.8 MPa.Dangane da matsakaita zazzabi a cikin hoto 4c, ƙaramin tazara tsakanin coils idan 6 yana rage yawan zafin jiki sosai idan aka kwatanta da sauran lokuta biyu.Don yanayin 6, ƙananan zafin jiki na gado yana haifar da haɓakar hydrogen (duba hoto 4d).Lokacin ɗaukar hydrogen don Variant 4 shine 19542 s, wanda ya fi sau 2 ƙasa da na Bambanci 1-3 ta amfani da HCH.Bugu da ƙari, idan aka kwatanta da shari'ar 4, an kuma rage lokacin sha da 378 s da 1515 s a lokuta 5 da 6 tare da ƙananan nisa.Sashen ƙarin yana ba da yanayin yanayin zafi da hydrogen don zaɓaɓɓun wurare a cikin Layer SCHE-MH.
Don nazarin aikin jeri na masu musanya zafi guda biyu, wannan sashe yana tsarawa da gabatar da yanayin zafin jiki a wurare uku da aka zaɓa.MH reactor mai HCHE daga harka 3 an zabo shi ne don kwatanta shi da na'urar MH mai dauke da SCHE a cikin akwati na 4 saboda yana da ƙarar MH da ƙarar bututu.Yanayin aiki don wannan kwatancen shine farkon zafin jiki na 573 K da matsa lamba na 1.8 MPa.A kan fig.5a da 5b suna nuna duk wurare uku da aka zaɓa na bayanan martabar zafin jiki a lokuta 3 da 4, bi da bi.A kan fig.5c yana nuna bayanin yanayin zafin jiki da maida hankali na Layer bayan 20,000 s na ɗaukar hydrogen.Dangane da layi na 1 a cikin siffa 5c, zafin jiki a kusa da TTF daga zaɓuɓɓuka 3 da 4 yana raguwa saboda canjin yanayin zafi na mai sanyaya.Wannan yana haifar da haɓakar haɓakar hydrogen a kusa da wannan yanki.Koyaya, amfani da SCHEs guda biyu yana haifar da mafi girman maida hankali.An sami amsa mafi sauri na motsin motsi a kusa da yankin HTF a cikin yanayin 4. Bugu da ƙari, an sami matsakaicin matsakaicin 100% a wannan yanki.Daga layi na 2 wanda yake tsakiyar tsakiyar reactor, yanayin yanayin yanayin 4 yana da ƙasa da ƙimar yanayin 3 a duk wuraren ban da tsakiyar reactor.Wannan yana haifar da matsakaicin adadin hydrogen don shari'ar 4 banda yankin kusa da tsakiyar reactor nesa da HTF.Duk da haka, ƙaddamar da shari'ar 3 bai canza sosai ba.An lura da babban bambanci a cikin zafin jiki da maida hankali a cikin layi na 3 kusa da ƙofar GTS.Yanayin zafin jiki na Layer a cikin yanayin 4 ya ragu sosai, wanda ya haifar da mafi girma na hydrogen a wannan yanki, yayin da layin tattarawa a cikin yanayin 3 ya kasance yana canzawa.Wannan ya faru ne saboda haɓakar canja wurin zafi na SCHE.Cikakkun bayanai da tattaunawa na kwatankwacin matsakaicin zafin jiki na MH Layer da bututun HTF tsakanin shari'ar 3 da shari'ar 4 an bayar da su a cikin ƙarin sashin.
Bayanin yanayin zafi da tattarawar gado a wurare da aka zaɓa a cikin injin hydride na ƙarfe.(a) Wuraren da aka zaɓa don shari'ar 3, (b) Wuraren da aka zaɓa don shari'ar 4, da (c) Bayanin yanayin zafi da tattarawar Layer a wuraren da aka zaɓa bayan 20,000 s don tsarin ɗaukar hydrogen a lokuta 3 da 4.
A kan fig.Hoto na 6 yana nuna kwatanta matsakaicin zafin jiki na gado (duba siffa 6a) da kuma maida hankali na hydrogen (duba siffa 6b) don ɗaukar HCH da SHE.Ana iya gani daga wannan adadi cewa zazzabi na Layer na MG yana raguwa sosai saboda karuwar yankin musayar zafi.Cire ƙarin zafi daga na'ura mai ba da hanya tsakanin hanyoyin sadarwa yana haifar da ƙimar ɗaukar hydrogen mafi girma.Ko da yake na'urorin musayar zafi guda biyu suna da ƙima iri ɗaya idan aka kwatanta da yin amfani da HCHE azaman zaɓi na 3, lokacin ɗaukar hydrogen na SCHE dangane da zaɓi na 4 ya ragu sosai da 59%.Don ƙarin cikakken bincike, ana nuna matakan hydrogen don daidaitawar musayar zafi guda biyu a matsayin isolines a cikin Hoto 7. Wannan adadi ya nuna cewa a cikin lokuta biyu, hydrogen ya fara farawa daga ƙasa a kusa da mashigar HTF.An sami mafi girma a cikin yankin HTF, yayin da aka lura da ƙananan ƙididdiga a tsakiyar tashar MH saboda nisa daga mai musayar zafi.Bayan 10,000 s, ƙaddamarwar hydrogen a cikin yanayin 4 ya fi girma fiye da yanayin 3. Bayan 20,000 seconds, matsakaicin matsakaicin hydrogen a cikin reactor ya tashi zuwa 90% a cikin yanayin 4 idan aka kwatanta da 50% hydrogen a yanayin 3. Wannan na iya zama saboda zuwa mafi girman ingantaccen ƙarfin sanyaya na haɗa SCHEs biyu, yana haifar da ƙarancin zafin jiki a cikin Layer MH.Sakamakon haka, ma'aunin ma'aunin ma'auni yana faɗuwa a cikin Layer na MG, wanda ke haifar da saurin ɗaukar hydrogen.
Case na 3 da Case na 4 Kwatanta matsakaicin zafin jiki na gado da maida hankali na hydrogen tsakanin jeri biyu na musayar zafi.
Kwatanta ma'auni na hydrogen bayan 500, 2000, 5000, 10000 da 20000 s bayan fara aikin sha hydrogen a yanayin 3 da case 4.
Tebur na 5 yana taƙaita tsawon lokacin ɗaukar hydrogen ga kowane yanayi.Bugu da ƙari, tebur kuma yana nuna lokacin sha na hydrogen, wanda aka bayyana a matsayin kashi.Ana ƙididdige wannan kaso bisa la'akari da lokacin sha na Case 1. Daga wannan tebur, lokacin sha na MH reactor ta hanyar amfani da HCHE ya kai kusan 45,000 zuwa 46,000 s, lokacin ɗaukar ciki ciki har da SCHE kusan 18,000 zuwa 19,000 s.Idan aka kwatanta da Case 1, lokacin sha a cikin Case 2 da Case 3 an rage shi da 1.6% kawai da 2.7%, bi da bi.Lokacin amfani da SCHE maimakon HCHE, lokacin sha ya ragu sosai daga shari'ar 4 zuwa shari'ar 6, daga 58% zuwa 61%.A bayyane yake cewa ƙara SCHE zuwa MH reactor yana inganta tsarin shayar da hydrogen da kuma aikin MH reactor.Kodayake shigar da na'ura mai zafi a cikin MH reactor yana rage ƙarfin ajiya, wannan fasaha yana ba da gagarumin ci gaba a cikin canjin zafi idan aka kwatanta da sauran fasaha.Har ila yau, rage girman ƙimar za ta ƙara ƙarar SCHE, wanda zai haifar da raguwa a cikin ƙarar MH.A cikin yanayin 6 tare da mafi girman girman SCHE, ƙarfin ƙarfin MH kawai an rage shi da 5% idan aka kwatanta da yanayin 1 tare da mafi ƙanƙanci na HCHE.Bugu da ƙari, yayin sha, shari'ar 6 ta nuna sauri da mafi kyawun aiki tare da raguwar 61% a lokacin sha.Don haka an zaɓi shari'ar 6 don ƙarin bincike a cikin nazarin hankali.Ya kamata a lura cewa tsawon lokacin ɗaukar hydrogen yana da alaƙa da tankin ajiya mai ɗauke da ƙarar MH na kusan 2000 cm3.
Siffofin aiki yayin amsawa abubuwa ne masu mahimmanci waɗanda ke da inganci ko maras kyau suna shafar aikin reactor na MH a ƙarƙashin yanayi na gaske.Wannan binciken yayi la'akari da nazarin hankali don ƙayyade ma'auni na farko na aiki don MH reactor a hade tare da SCHE, kuma wannan sashe yana bincikar manyan sigogin aiki guda hudu dangane da ingantaccen tsarin reactor a yanayin 6. Ana nuna sakamakon ga duk yanayin aiki a ciki. Hoto 8.
Graph na maida hankali na hydrogen a ƙarƙashin yanayi daban-daban na aiki lokacin amfani da na'urar musayar zafi tare da na'urar silinda ta tsakiya.(a) matsa lamba, (b) zafin jiki na farko, (c) lambar Reynolds mai sanyaya, da (d) zafin shigar da mai sanyaya.
Dangane da yawan zafin jiki na farko na 573 K da madaidaicin ruwan sanyi tare da lambar Reynolds na 14,000, an zaɓi matsi daban-daban na lodi: 1.2 MPa, 1.8 MPa, 2.4 MPa, da 3.0 MPa.A kan fig.8a yana nuna tasirin matsin lamba da SCHE akan maida hankali na hydrogen akan lokaci.Lokacin sha yana raguwa tare da ƙara matsa lamba.Yin amfani da matsi na hydrogen da aka yi amfani da shi na 1.2 MPa shine mafi muni ga tsarin shayarwar hydrogen, kuma tsawon lokacin sha ya wuce 26,000 s don cimma kashi 90% na hydrogen.Koyaya, matsa lamba mafi girma ya haifar da raguwar 32-42% a lokacin sha daga 1.8 zuwa 3.0 MPa.Wannan shi ne saboda mafi girman matsa lamba na farko na hydrogen, wanda ke haifar da babban bambanci tsakanin ma'aunin ma'auni da matsa lamba mai amfani.Saboda haka, wannan yana haifar da babban ƙarfin motsa jiki don motsin motsin hydrogen.A farkon lokacin, iskar hydrogen yana shiga cikin hanzari saboda babban bambanci tsakanin ma'aunin ma'auni da matsa lamba57.A matsa lamba na 3.0 MPa, 18% hydrogen ya tara cikin sauri a cikin daƙiƙa 10 na farko.An adana hydrogen a cikin 90% na reactors a matakin ƙarshe na 15460 s.Koyaya, a matsin lamba na 1.2 zuwa 1.8 MPa, lokacin sha ya ragu sosai da 32%.Sauran matsi mafi girma basu da wani tasiri akan inganta lokutan sha.Saboda haka, ana ba da shawarar cewa ma'aunin nauyi na MH-SCHE reactor ya zama 1.8 MPa.Sashen ƙarin yana nuna kwandon tattarawar hydrogen don matsi daban-daban na lodi a 15500 s.
Zaɓin yanayin zafin farko da ya dace na MH reactor yana ɗaya daga cikin manyan abubuwan da ke shafar tsarin adsorption na hydrogen, kamar yadda yake shafar ƙarfin motsin haɓakar haɓakar hydride.Don nazarin tasirin SCHE akan farkon zafin jiki na MH reactor, an zaɓi yanayin zafi daban-daban guda huɗu a matsa lamba na yau da kullun na 1.8 MPa da lambar Reynolds na 14,000 HTF.A kan fig.Hoto 8b yana nuna kwatancen yanayin yanayin farawa daban-daban, gami da 473K, 523K, 573K, da 623K.A gaskiya ma, lokacin da zafin jiki ya fi 230 ° C ko 503K58, Mg2Ni alloy yana da halaye masu tasiri don tsarin sha na hydrogen.Koyaya, a farkon lokacin allurar hydrogen, zafin jiki yana tashi da sauri.Sakamakon haka, zafin jiki na MG Layer zai wuce 523 K. Saboda haka, an sauƙaƙe samuwar hydrides saboda karuwar yawan sha53.Daga fig.Ana iya gani daga siffa 8b cewa hydrogen yana shiga cikin sauri yayin da zafin farko na Layer MB ya ragu.Ƙananan ma'aunin ma'auni yana faruwa lokacin da zafin jiki na farko ya yi ƙasa.Mafi girman bambancin matsa lamba tsakanin ma'aunin ma'auni da matsa lamba da aka yi amfani da shi, da sauri aiwatar da ɗaukar hydrogen.A farkon zafin jiki na 473 K, hydrogen yana cikin hanzari zuwa 27% a cikin dakika 18 na farko.Bugu da ƙari, lokacin sha ya kuma rage daga 11% zuwa 24% a ƙananan zafin jiki na farko idan aka kwatanta da zafin jiki na farko na 623 K. Lokacin sha a mafi ƙanƙanci na farko na 473 K shine 15247 s, wanda yayi kama da mafi kyau. yanayin loading matsa lamba, duk da haka, raguwa a farkon zafin jiki reactor zafin jiki yana kaiwa ga raguwa a hydrogen ajiya iya aiki.Matsakaicin zafin farko na reactor MN dole ne ya zama aƙalla 503 K53.Bugu da ƙari, a farkon zafin jiki na 573 K53, za a iya samun iyakar ƙarfin ajiyar hydrogen na 3.6 wt%.Dangane da ƙarfin ajiyar hydrogen da tsawon lokacin sha, yanayin zafi tsakanin 523 da 573 K yana rage lokacin da kawai 6%.Sabili da haka, ana ba da shawarar zazzabi na 573 K azaman zafin farko na reactor MH-SCHE.Duk da haka, tasirin zafin jiki na farko akan tsarin sha ba shi da mahimmanci idan aka kwatanta da matsa lamba.Sashen ƙarin yana nuna madaidaicin taro na hydrogen don yanayin zafi daban-daban na farko a 15500 s.
Yawan kwarara yana daya daga cikin manyan sigogi na hydrogenation da dehydrogenation saboda yana iya shafar tashin hankali da cire zafi ko shigarwa yayin hydrogenation da dehydrogenation59.Matsakaicin yawan kwarara zai haifar da rudani kuma ya haifar da saurin kwararar ruwa ta bututun HTF.Wannan yanayin zai haifar da saurin canja wuri mai zafi.Ana ƙididdige saurin shigarwa daban-daban don HTF bisa lambobi na Reynolds na 10,000, 14,000, 18,000, da 22,000.An daidaita zafin farko na Layer na MG a 573 K da matsa lamba a 1.8 MPa.Sakamakon a cikin fig.8c yana nuna cewa yin amfani da lambar Reynolds mafi girma a haɗe tare da sakamakon SCHE a cikin ƙimar karɓa mafi girma.Yayin da lambar Reynolds ke ƙaruwa daga 10,000 zuwa 22,000, lokacin sha yana raguwa da kusan 28-50%.Lokacin sha a lambar Reynolds na 22,000 shine daƙiƙa 12,505, wanda bai kai a yanayin zafi da matsi daban-daban na farko ba.An gabatar da dakunan taro na hydrogen don lambobin Reynolds daban-daban na GTP a 12500 s a cikin ƙarin sashin.
Ana nazarin tasirin SCHE akan zafin farko na HTF kuma an nuna shi a cikin siffa 8d.A farkon MG zafin jiki na 573 K da hydrogen loading matsa lamba na 1.8 MPa, an zaɓi yanayin zafi huɗu na farko don wannan bincike: 373 K, 473 K, 523 K, da 573 K. 8d yana nuna cewa raguwa a cikin zafin jiki na mai sanyaya. a mashigai yana haifar da raguwa a lokacin sha.Idan aka kwatanta da harsashin tushe tare da zafin shiga na 573 K, lokacin sha ya ragu da kusan 20%, 44% da 56% don yanayin mashigai na 523 K, 473 K da 373 K, bi da bi.A 6917 s, farkon zafin jiki na GTF shine 373 K, maida hankali na hydrogen a cikin reactor shine 90%.Ana iya bayyana wannan ta haɓakar canjin yanayin zafi tsakanin MG Layer da HCS.Ƙananan yanayin zafi na HTF zai ƙara haɓaka zafi kuma ya haifar da karuwar hawan hydrogen.Daga cikin dukkan sigogin aiki, haɓaka aikin injin MH-SCHE ta hanyar ƙara yawan zafin jiki na HTF shine hanya mafi dacewa, tunda ƙarshen lokacin shayarwa ya kasance ƙasa da 7000 s, yayin da mafi ƙarancin lokacin sha na sauran hanyoyin ya fi. fiye da 10000 s.Ana gabatar da dakunan taro na hydrogen don yanayin zafin farko na GTP na 7000 s.
Wannan binciken ya gabatar da sabon sabon na'urar musayar zafi ta silindarical na ƙarfe da aka haɗa cikin rukunin ma'ajiyar ƙarfe hydride.An bincika ikon tsarin da aka tsara don ɗaukar hydrogen tare da saitunan daban-daban na mai musayar zafi.An bincika tasirin sigogin aiki akan musayar zafi tsakanin karfe hydride Layer da mai sanyaya don nemo mafi kyawun yanayi don adana hydrides na ƙarfe ta amfani da sabon mai musayar zafi.An taqaita babban sakamakon binciken nan kamar haka:
Tare da na'urar musayar zafi na semi-cylindrical na'ura, aikin canja wurin zafi yana inganta saboda yana da ƙarin rarraba zafi iri ɗaya a cikin reactor Layer na magnesium, yana haifar da ingantacciyar ƙimar ɗaukar hydrogen.Matukar cewa ƙarar bututun musayar zafi da ƙarfe hydride ya kasance baya canzawa, lokacin ɗaukar ɗaukar nauyi yana raguwa sosai da 59% idan aka kwatanta da na yau da kullun na nadi mai musanya zafi.
Lokacin aikawa: Janairu-15-2023