A iseli yomthwalongokwenene sisixhobo esiguqula umqondiso omkhulu ube yimveliso yombane enokumetwa. Xa usebenzisa iiseli yomthwalo, eyona ndawo yokusebenza yeiseli yomthwalo kufuneka kuthathelwe ingqalelo kuqala, okubalulekileyo kukhetho oluchanekileyo lweiseli yomthwalo. Inxulumene nokuba iiseli yomthwalo inokusebenza ngokuqhelekileyo, ukhuseleko kunye nobomi benkonzo, kunye nokuthembeka kunye nokhuseleko lwaso sonke isixhobo sokulinganisa.
Impembelelo yokusingqongileyo kwiiseli yomthwalo ikakhulu ibandakanya le miba ilandelayo:
(1) Ubume bobushushu obuphezulu bubangela iingxaki ezinjengokunyibilika kwezinto zokugquma, ukuwelda okuvulekileyo kwamalungu e-solder, kunye notshintsho lwesakhiwo kuxinzelelo lwangaphakathi lwe-elastomer. Kubaiseli yomthwalos ukusebenza kwindawo yobushushu obuphezulu, ubushushu obuphezuluiseli yomthwalos zisetyenziswa rhoqo; ukongeza, izixhobo ezifana nokugquma ubushushu, ukupholisa amanzi okanye ukupholisa umoya kufuneka zongezwe.
(2) Impembelelo yothuli kunye nokufuma kwisiphaluka esifutshane seiseli yomthwalo. Kule meko yokusingqongileyo, aiseli yomthwalo ngokuphezuluumoya-ukuqina kufuneka kukhethwe. Eyahlukileyoiseli yomthwalos zineendlela ezahlukeneyo zokutywina, kunye nezaboumoya-ukuqina yahluke kakhulu.
Iimpawu eziqhelekileyo ziquka ukuzaliswa kwe-sealant okanye ukugubungela; iipads zerabha zifakwe ngomatshini kwaye zitywinwe; i-welding (i-argon arc welding, i-plasma beam welding) kunye ne-vacuum nitrogen yokuzalisa izitywina.
Ukusuka kwimbono yesiphumo sokutywinwa, ukutywinwa kwe-welding yeyona nto ingcono, kwaye ukuzaliswa kunye ne-coating sealant yeyona ihluphekayo. Kubaiseli yomthwalos ezisebenza kwindawo ecocekileyo neyomileyo yangaphakathi, unokukhetha i-glue-sealediseli yomthwalo, kwaye abanyeiseli yomthwalos ezisebenza kwindawo efumileyo nenothuli, kufuneka ukhethe itywina lobushushu lediaphragm okanye itywina lokuwelda idiaphragm, ukumpompa Ivacuum nitrogen ezalisweiseli yomthwalo.
(3) Kwimeko-bume eyingozi kakhulu, efana nokufuma kunye neasidi, eya konakalisa i-elastomer okanye ibangele isiphaluka esifutshane, umphezulu ongaphandle kufuneka utshizwe ngokugqithisileyo okanye kufunekaigqunywe ngeinsimbi engenasici , enokumelana nokugqwesa okulungileyo kunye nokulungileyoumoya-moya.
(4) Impembelelo yentsimi ye-electromagnetic kwiload iseli uphawu lokuphazamiseka kwemveliso. Kule meko, ukukhuselwa kweload iseli kufuneka ijongwe ngokungqongqo ukubona ukuba inokumelana ne-electromagnetic.
(5) Ukutsha kunye nokuqhuma akubangeli nje umonakalo opheleleyo kwiiseli yomthwalo, kodwa kwakhona kubeka ingozi enkulu kwezinye izixhobo kunye nokhuseleko lomntu. Ngoko ke,iseli yomthwalos ukusebenza kwindawo ezinokutsha kunye neziqhumayo kubeka phambili iimfuno eziphezulu zobungqina bokudubula: ubungqina bokudubulaiseli yomthwalokufuneka zikhethwe kwindawo ezinokutsha neziqhumayo. Ikhava yokutywina yale ntoiseli yomthwalo akufunekanga ithathele ingqalelo yayo kuphelaumoya-moya, kodwa kwakhona Amandla obungqina bokuqhuma, kunye nokungangeni kwamanzi, umswakama-ubungqina bokufuma kunye neempawu zokuqhuma kweentambo zentambo kufuneka ziqwalaselwe.
Okwesibini, ukukhethwa kwenani kunye noluhlu lweiseli yomthwalos.
Ukukhethwa kwenani leiseli yomthwalos imiselwa ngokwenjongo yesixhobo sokulinganisa i-elektroniki kunye nenani lamanqaku ekufuneka umzimba wesikali uxhase (inani lamanqaku axhasayo kufuneka amiselwe ngokomgaqo wokwenza iziko lejometri lomxhuzulane womzimba wesikali lihambelane elona ziko lomxhuzulane). Ngokuqhelekileyo, ezininziiseli yomthwalos zisetyenziselwa isikali somzimba onamanqaku amaninzi axhasayo. Nangona kunjalo, kwezinye izikali ezikhethekileyo ezifana nezikali ze-electronic hook, enye kuphelaiseli yomthwalo inokusetyenziswa. Kwabanyengombane izikali ezidityanisiweyo, ukhetho lweiseli yomthwalo kufuneka kumiselwe ngokweyona meko. inani.
Ukhetho lweiseli yomthwalo Uluhlu lunokumiselwa ngokovandlakanyo olubanzi lwemiba enje ngowona maxabiso aphezulu womlinganiso wesikali, inani elikhethiweyoiseli yomthwalos, ubunzima bomzimba womlinganiso, owona mthwalo uphezulu we-eccentric kunye nomthwalo oguqukayo. Ngokubanzi, ngokusondeleyo uluhlu lweiseli yomthwalo kumthwalo owabelwe ngamnyeiseli yomthwalo, kokukhona uya kuchaneka ngakumbi umlinganiselo wayo. Nangona kunjalo, ekusebenziseni okwenyani, ekubeni umthwalo usetyenziswa kwiiseli yomthwalo Kubandakanya ubunzima bomzimba, ubunzima beTare, umthwalo we-eccentric kunye nefuthe lokungcangcazela kwesikali ukongeza kwinto eza kulinganiswa, izinto ezininzi kufuneka ziqwalaselwe xa ukhethaiseli yomthwalo uluhlu ukuqinisekisa ukubaiseli yomthwalo ukhuseleko kunye nokuphila ixesha elide.
Ifomula yokubala yeiseli yomthwalo uluhlu lugqitywe ngenani elikhulu leemvavanyo emva kokuqwalasela ngokupheleleyo izinto ezahlukeneyo ezichaphazela umzimba wesikali.
Ifomula imi ngolu hlobo lulandelayo:
C=K-0K-1K-2K-3(Wmax+W)/N
C-uluhlu olukaliwe lwenyeiseli yomthwalo; W-ubunzima bomzimba wokulinganisa; Wmax-elona xabiso liphezulu lobunzima bobunzima bento elinganiswayo; N-inani lamanqaku axhasayo asetyenziswa ngumzimba wesikali; K-0-i-inshurensi, ngokubanzi phakathi kwe-1.2 kunye ne-1.3; K-1-i-coefficient yempembelelo; K-2-iziko lomxhuzulane we-offset coefficient yomzimba wesikali; K-3-i-coefficient yoxinzelelo lomoya.
Umzekelo: isikali selori ye-elektroniki ye-30t, ubunzima obukhulu bungama-30t, ubunzima bomzimba yi-1.9t, usebenzisa ezineiseli yomthwalos, ngokweyona meko yokwenyani ngelo xesha, khetha i-inshurensi ye-inshurensi K-0=1.25, impembelelo yempembelelo K-1=1.18, Umbindi womxhuzulane we-coefficient K-2-=1.03, i-coefficient yoxinzelelo lomoya K-3=1.02, zama ukumisela iitoni zeiseli yomthwalo.
Isisombululo: Bala ifomula ngokweiseli yomthwalo uluhlu:
C=K-0K-1K-2K-3(Wmax+W)/N
Kuyaziwa ukuba:
C=1.25×1.18×1.03×1.02×(30+1.9)/4
=12.36t
Ngoko ke, aiseli yomthwalo kunye noluhlu lwe-15t lunokukhethwa (iitoni zeiseli yomthwalo kuphela yi-10T, 15T, 20t, 25t, 30t, 40t, 50t, njl. njl., ngaphandle kokuba iodolwe ngokukodwa).
Ngokutsho kwamava, iiseli yomthwalo kufuneka jikelele isebenze ngaphakathi kwama-30% ukuya kuma-70% oluhlu lwayo, kodwa kwezinye izixhobo zokuveyisha ezinempembelelo enkulu ngexesha lokusetyenziswa, njengezikali zikaloliwe eziguquguqukayo, izikali zelori eziguquguqukayo, izikali zentsimbi, njl. njl., xa ukhethaiseli yomthwalos, Ngokubanzi, kuyimfuneko ukwandisa uluhlu lwayo, ukuze iiseli yomthwalo isebenza ngaphakathi kwe-20% ukuya kwi-30% yoluhlu lwayo, ukuze ugcino lobunzima boiseli yomthwalo yandisiwe ukuqinisekisa ukhuseleko kunye nobomi beiseli yomthwalo.
Kwakhona, qwalasela ukusetyenziswa kohlobo ngalunye lweiseli yomthwalo.
Ukhetho lweiseli yomthwalo uhlobo ikakhulu kuxhomekeke kuhlobo lokulinganisa kunye nesithuba sokufakela ukuqinisekisa ukufakela okufanelekileyo kunye nomlinganiselo okhuselekileyo nothembekileyo; kwelinye icala, iingcebiso zomenzi kufuneka ziqwalaselwe. Abavelisi bachaza ngokubanzi umda wokusetyenziswa kweiseli yomthwalo ngokwamandla eiseli yomthwalo, izalathi zokusebenza, ifom yofakelo, uhlobo lwesakhiwo, kunye nemathiriyeli ye-elastomer. Ngokomzekelo, i-aluminium cantilever beamiseli yomthwaloii-s zifanelekile kwizikali zexabiso, izikali zeqonga, izikali zeemeko, njl. intsimbi Cantilever beamiseli yomthwaloii-s zifanelekile kwizikali ze-hopper, izikali zebhanti ze-elektroniki, izikali zokuhlela, njl.; ibhulorho yentsimbiiseli yomthwaloii-s zifanelekile kwizikali zikaloliwe, izikali zelori, izikali ze-crane, njl.; ikholamiseli yomthwalos zifanelekile kwizikali zelori, izikali zikaloliwe eziguquguqukayo, kunye nezikali zeetoni ezinkulu zehopper. Yima.
Ekugqibeleni, kukho ukhethoiseli yomthwalo iklasi yokuchaneka.
Inqanaba lokuchaneka kweiseli yomthwalo ibandakanya iimpawu zobugcisa ezifanaiseli yomthwalo's nonlinearity, ukurhubuluza, ukubuya umva, i-hysteresis, ukuphinda-phinda, kunye novakalelo. Xa ukhethaiseli yomthwalos, musa ukulandela nje umgangatho ophezuluiseli yomthwalos, kodwa qwalasela ukuhlangabezana neemfuno zokuchaneka kwezikali zombane kunye neendleko zazo.
Ukhetho lweiseli yomthwalo iklasi kufuneka yanelise le miqathango mibini ilandelayo:
1. Ukuhlangabezana neemfuno zegalelo lesixhobo. Isixhobo sokubonisa ubunzima sibonisa umphumo wokulinganisa emva kokucubungula umqondiso wemveliso yeiseli yomthwalo ngokwandisa kunye nokuguqulwa kwe-A / D. Ke ngoko, umqondiso wemveliso yeiseli yomthwalo kufuneka ibenkulu okanye ilingane nobungakanani bophawu lwegalelo olufunwa yimitha, oko kukuthi, uvakalelo lwemveliso yeiseli yomthwalo indawo yayo ithathwa yifomula ehambelanayo yeiseli yomthwalo kunye nesilinganisi-manzi, kunye nesiphumo sokubala kufuneka sibe sikhulu okanye silingane novakalelo lwegalelo olufunwa yimitha.
Ifomula ehambelanayo yeiseli yomthwalo kunye nemitha:
Load iseli uvakalelo lwemveliso * uvuselelo lombane lonikezelo lwamandla * ubuninzi bobunzima besikali
Inani lezahlulo zesikali * inani leiseli yomthwalos * uluhlu lweiseli yomthwalo
Umzekelo: ubungakanani bokupakisha isikali esinobunzima be-25kg, inani eliphezulu lezahlulo li-1000. Tumzimba wesikali wamkela 3 L-BE-25 uhloboiseli yomthwalos, uluhlu luyi-25kg, uvakalelo yi-2.0±I-0.008mV / V, i-arch bridge yoxinzelelo lwe-voltage ye-12V. Tyena isikali usebenzisa AD4325 imitha. Buza ukuba iiseli yomthwalo esetyenzisiweyo inokutshatisa imitha.
Isisombululo: Emva kokubonisana, ukuvakalelwa kwegalelo le-AD4325 imitha ngu-0.6μV/d, ngoko ngokwefomula ehambelanayo yeiseli yomthwalo kunye nemitha, elona phawu lokufaka imitha linokufumaneka ngolu
2×12×25/1000×3×25=8μV/d>0.6μv/d
Ngoko ke, iiseli yomthwalo esetyenzisiweyo ihlangabezana neemfuno zobuntununtunu begalelo lesixhobo kwaye inokuhambelana nesixhobo esikhethiweyo.
2. Ukuhlangabezana neemfuno zokuchaneka kwesikali siphela sombane. Isikali sombane senziwa ikakhulu ngamalungu amathathu: umzimba wesikali,iseli yomthwalo kunye nesixhobo. Xa ukhetha ukuchaneka kweiseli yomthwalo, ukuchaneka kweiseli yomthwalo kufuneka ibephezulu kancinane kunexabiso lokubala lethiyori, kuba ithiyori isoloko ithintelwa ziimeko ezijoliswe kuko, ezifana nezikali. Amandla omzimba abi kakhulu, ukusebenza kwesixhobo akukuhle kakhulu, indawo yokusebenza yesikali imbi kakhulu kunye nezinye izinto ngokuthe ngqo.ichaphazela i iimfuno zokuchanekayesikali.
Ixesha lokuposa: Aug-11-2022