Frontier Technology ntawm Electromagnetics-Maglev Tsheb ciav hlau
Paub meej: Nrog kev txhim kho ntawm kev tshawb fawb thiab thev naus laus zis, tib neeg lub neej tau hloov pauv hauv ntiaj teb. Kev coj tus cwj pwm coj los ua piv txwv hauv cov khoom tsim nyog hauv lub neej, txij thaum ub los txog rau tam sim no, peb tau ntsib cov kev hloov pauv xws li taug kev- caij- nees-luv-tsheb ciav hlau-tsheb- dav hlau thiab lwm yam. Nyob rau hauv xyoo tas los no, maglev tsheb ciav hlau tau nyiam cov neeg nyiam vim lawv qhov zoo ntawm kev kub ceev, kev tiv thaiv ib puag ncig thiab txuag hluav taws xob.
Cov ntsiab lus tseem ceeb:
1. Lub tsheb ciav hlau maglev yog dab tsi?
2. Lub hauv paus ntsiab lus ntawm lub tsheb ciav hlau maglev: a. Constant conduction type.b. Lub hauv paus ntsiab lus ntawm electromagnetic ncej repulsion nrog tib poj niam txiv neej c. Hom hlau nplaum ruaj khov
3. Technical foundation ntawm maglev tsheb ciav hlau
4. Suav teb lub tsheb ciav hlau maglev
5. Qhov zoo ntawm maglev tsheb ciav hlau
Lub tsheb ciav hlau maglev yog dab tsi?
Kev kub ceev maglev tsheb ciav hlau yog ib qho kev tsim txuj ci ntawm lub xyoo pua 20th, thiab nws cov ntsiab lus tsis muaj txiaj ntsig. Nws siv cov cuab yeej ntawm cov hlau nplaum uas "tib yam poj niam txiv neej repels ib leeg, thiab cov poj niam sib txawv nyiam ib leeg", yog li ntawd cov hlau nplaum muaj peev xwm tiv taus lub ntiajteb txawj nqus, uas yog, "magnetic levitation". Cov kws tshawb fawb siv lub hauv paus ntsiab lus ntawm "sib nqus levitation" rau txoj kev tsheb ciav hlau kev thauj mus los, uas ua rau lub tsheb ciav hlau tag nrho los ntawm kev khiav thiab ntab, dhau los ua lub tsheb ciav hlau "wheelless" nrog kev ceev ntawm ntau pua kilometers ib teev. Qhov no yog hu ua "maglev tsheb ciav hlau".
Lub hauv paus ntsiab lus ntawm maglev tsheb ciav hlau:
Maglev tsheb ciav hlau yog cov khoom ntawm niaj hnub high-tech kev loj hlob. Lub hauv paus ntsiab lus yog siv lub zog hluav taws xob los tiv thaiv lub ntiajteb txawj nqus ntawm lub ntiajteb txawj nqus, thiab lub traction yog nqa tawm los ntawm linear motor, thiaj li hais tias lub tsheb ciav hlau raug tshem tawm ntawm txoj kev (qhov ncua kev ncua deb yog hais txog 1 cm). Nws cov kev tshawb fawb thiab kev tsim khoom koom nrog ntau yam kev qhuab qhia xws li kev tswj tsis siv neeg, hluav taws xob hluav taws xob thev naus laus zis, kev siv tshuab hluav taws xob linear propulsion, tshuab tsim thiab tsim khoom, kev soj ntsuam xyuas thiab kev kuaj mob, thiab lwm yam. Cov cuab yeej siv tshuab yog qhov nyuaj heev, thiab nws yog lub cim tseem ceeb ntawm lub teb chaws txoj kev tshawb fawb thiab thev naus laus zis. lub zog thiab qib kev lag luam. Piv nrog rau cov tsheb ciav hlau zoo tib yam, nws muaj suab nrov thiab lub ntiaj teb thawj maglev tsheb ciav hlau ua qauv qhia txoj haujlwm - Shanghai Maglev Tsheb ciav hlau. Tom qab ua tiav, los ntawm Pudong Longyang Road Station mus rau Pudong International tshav dav hlau, nws tsuas yog siv sijhawm 6-6 mais rau ntau tshaj 30 km. 7 feeb. Nrog cov yam ntxwv tsis muaj kuab paug, kev nyab xeeb, kev nplij siab, kev kub ceev thiab kev ua haujlwm siab, nws muaj lub koob npe nrov ntawm "zero altitude aircraft". Nws yog ib hom kev thauj mus los tshiab nrog kev cia siab dav, tshwj xeeb tshaj yog tsim rau kev tsheb ciav hlau hauv nroog. Maglev tsheb ciav hlau feem ntau muab faib ua hom repelling thiab suction hom raws li kev sib txawv levitation, thiab tuaj yeem muab faib ua kev kub ceev thiab nruab nrab thiab qis qis raws li kev khiav hauj lwm ceev.
"Nyob deb" yog lub hauv paus ua hauj lwm lub xeev ntawm lub tsheb ciav hlau maglev. Cov tsheb ciav hlau Maglev siv hluav taws xob quab yuam los tiv thaiv lub ntiaj teb lub gravitational rub, tso cai rau lub tsheb ciav hlau mus rau ntawm txoj kev. Thaum lub sijhawm ua haujlwm, lub tsheb lub cev thiab cov khiav yog nyob rau hauv lub xeev ntawm "zero", thiab qhov sib nqus levitation sib nqus yog li 1 cm, yog li nws muaj lub koob npe nrov ntawm "zero-height aircraft". Piv nrog rau cov tsheb ciav hlau zoo tib yam, nws muaj cov yam ntxwv ntawm lub suab nrov, kev siv hluav taws xob tsawg, tsis muaj kuab lom, kev nyab xeeb thiab kev nplij siab, kev kub ceev thiab kev ua haujlwm siab, thiab suav tias yog hom kev thauj mus los tshiab nrog kev cia siab dav. tshwj xeeb hauv qhov no
Cov tsheb ciav hlau tsawg-ceev maglev tshwj xeeb tshaj yog tsim rau kev tsheb ciav hlau hauv nroog vim lawv txoj kab me me tig thiab muaj peev xwm nce siab.
Lub maglev high-speed tsheb ciav hlau raug sim nyob rau hauv lub ntiaj teb no muaj cov qauv hauv qab no:
1. Nquag conductive (electromagnetic) hom
Siv lub hauv paus ntsiab lus ntawm electromagnetic opposites attracting ib leeg, lub tsheb raug tshem tawm ntawm txoj kev los ntawm txog 1 cm. Thaum ntxov li 1976, lub teb chaws Yelemees tau tsim ib lub tsheb sib nqus levitation sim tas li, tam sim no sawv cev los ntawm German TR08 qauv (tus qauv no tau raug xa los ntawm lub teb chaws Yelemees hauv Shanghai), nrog rau qhov siab tshaj plaws ntawm 500 kilometers ib teev. Thaum Premier Zhu tau mus xyuas lub teb chaws Yelemees thaum Lub Rau Hli 2000, nws tau sim caij lub tsheb ciav hlau ceev no ntawm 31.5-kilometer spectacle-type slewing test kab hauv Emslant ( ). Thaum ntxov li xyoo 1992, Lub Tebchaws Yelemees tau tshaj tawm tias cov thev naus laus zis tau npaj rau kev lag luam thov.
2. Siv lub hauv paus ntsiab lus ntawm electromagnetic polar repulsion ntawm ultra-low kub, lub tsheb raug tshem tawm txog 10 cm saum toj ntawm txoj kev. Nyob rau hauv 1962, Nyiv pib kawm superconducting maglev high-speed tsheb ciav hlau technology, thiab nyob rau hauv 1989, ib tug 18.4-kilometer xeem kab tau tsim nyob rau hauv Yamanashi Prefecture. Cov ntaub ntawv ceev ntawm 552 km ib teev tau tsim nrog lub tsheb MLX01. Premier Zhu tau sim caij tsheb ciav hlau hom no thaum nws mus xyuas Nyiv thaum lub Cuaj Hlis 2000, thiab tseem tab tom sim thiab txhim kho nws.
3. Hom hlau nplaum ruaj khov
Kuj hu ua maglev aircraft, nws yeej yog ib qho chaw ruaj khov magnet maglev high-speed tsheb ciav hlau. Nws yog ib qho kev tsim uas Tebchaws Meskas tab tom tshawb nrhiav thiab sim. Qhov siab ncua kev kawm ntawv yog 8-15 cm, thiab qhov ceev yuav ncav cuag 550 kilometers ib teev. Vim tias muaj "tus hniav tis" ntawm ob sab ntawm lub tsheb ciav hlau (zoo ib yam li lub tis ntawm lub dav hlau), thiab "tus Tsov tus tw" ntawm tus Tsov tus tw, nws yog hu ua maglev aircraft. Plaub lub tuam txhab hauv Chengdu, Sichuan Xeev tau tsim kev koom tes nrog American Commercial Bank, Feimei Magnetic Levitation High-speed Aircraft Co., Ltd., thiab tau mus txog qhov kev cog lus koom tes los qhia Asmeskas cov thev naus laus zis. Ob tog tau sib koom ua ke nyiaj txiag los tsim lub hauv paus tsim khoom thiab npaj tsim kom muaj ib txoj kab sim ntev li 2 km.
Lub Shanghai maglev tsheb ciav hlau yog ib tug "constant conduction magnetic attraction" (hu ua "constant conduction") maglev tsheb ciav hlau. Nws yog tsim los ntawm lub hauv paus ntsiab lus ntawm "kev tawm tsam nyiam ib leeg". Nws yog ib tug suction suspension system. Nws siv cov hluav taws xob hluav taws xob ncua kev teeb tsa rau ntawm lub bogies ntawm ob sab ntawm lub tsheb ciav hlau thiab cov hlau nplaum nteg rau ntawm txoj kev. Lub zog nqus tau tsim los ntawm cov hlau nplaum ua rau lub tsheb ntab. . Electromagnets yog ntsia rau hauv qab ntawm lub tsheb ciav hlau thiab nyob rau sab saum toj ntawm lub bogies ntawm ob sab. Cov paib tiv thaiv thiab induction steel daim hlau yog feem ntau ntsia saum lub "I" rail thiab hauv qab ntawm caj npab sab sauv kom tswj tau qhov tam sim no ntawm electromagnet kom qhov sib txawv ntawm 1 cm yog khaws cia ntawm electromagnet thiab txoj kev. , cia qhov attraction ntawm lub bogie thiab lub tsheb ciav hlau thiab lub ntiajteb txawj nqus ntawm lub tsheb ciav hlau sib npaug, thiab siv cov hlau nplaum attraction rau ntab lub tsheb ciav hlau li ntawm 1 cm, thiaj li hais tias lub tsheb ciav hlau raug tshem tawm ntawm txoj kev. Qhov no yuav tsum precisely tswj cov tam sim no rau lub electromagnet.
Lub hauv paus ntsiab lus tsav tsheb ntawm lub tsheb ciav hlau ncua kev kawm ntawv yog tib yam li cov synchronous linear motor. Nyob rau hauv layman cov ntsiab lus, cov alternating tam sim no ntws nyob rau hauv lub kauj nyob rau ntawm ob sab ntawm txoj kev khiav yuav tig lub kauj mus rau hauv ib tug electromagnet, thiab lub tsheb ciav hlau yuav pib vim nws cuam tshuam nrog lub electromagnet ntawm lub tsheb ciav hlau.
N ncej ntawm lub tshuab hluav taws xob ntawm lub taub hau ntawm lub tsheb ciav hlau yog attracted los ntawm S ncej ntawm lub electromagnet ntsia rau ntawm txoj kev me ntsis tom ntej, thiab yog repelled los ntawm N ncej ntawm lub electromagnet ntsia rau ntawm txoj kev me ntsis tom qab. Thaum lub tsheb ciav hlau txav mus rau pem hauv ntej, cov kev taw qhia ntawm qhov tam sim no ntws hauv lub kauj yog thim rov qab, uas yog, tus ncej S qub dhau los ua N ncej, thiab N ncej yuav S ncej. Lub voj voog hloov pauv, thiab lub tsheb ciav hlau khiav mus tom ntej.
Kev ruaj ntseg yog tswj los ntawm kev taw qhia. Lub "ib txwm conduction magnetic suction" guiding system yog rau nruab ib pab pawg neeg ntawm electromagnets tshwj xeeb uas siv rau kev taw qhia nyob rau sab ntawm lub tsheb ciav hlau. Thaum lub tsheb ciav hlau deviates sab laug thiab sab xis, cov lus qhia electromagnet ntawm lub tsheb ciav hlau
Sib cuam tshuam nrog rau sab ntawm cov lus qhia kev tsheb ciav hlau los tsim kom muaj lub zog txaus ntshai uas rov qab lub tsheb mus rau nws txoj haujlwm qub. Thaum lub tsheb ciav hlau khiav ntawm ib qho kev nkhaus los yog ib qho ramp, lub kaw lus tswj xyuas qhov tam sim no nyob rau hauv daim ntawv qhia cov hlau nplaum kom ua tiav lub hom phiaj ntawm kev tswj cov haujlwm.
Lub tswv yim ntawm "ib txwm conduction" maglev tsheb ciav hlau tau thov los ntawm German engineer Hermann Kemper nyob rau hauv 1922. Lub hauv paus ntsiab lus ua hauj lwm ntawm "ib txwm conduction" maglev tsheb ciav hlau thiab cov khiav thiab lub cev muaj zog yog raws nraim tib yam. Tsuas yog npaj lub "rotor" ntawm lub cev muaj zog ntawm lub tsheb ciav hlau, thiab nteg lub "stator" ntawm lub cev muaj zog ntawm txoj kev. Los ntawm kev sib cuam tshuam ntawm "rotor" thiab "stator", lub zog hluav taws xob hloov mus rau pem hauv ntej kinetic zog. Peb paub tias thaum lub "stator" ntawm lub cev muaj zog, lub "rotor" tuaj yeem ua rau tig los ntawm electromagnetic induction. Thaum lub zog xa mus rau "stator" ntawm kev khiav, lub tsheb ciav hlau raug thawb kom txav mus rau hauv txoj kab ncaj nraim ib yam li "rotor" ntawm lub cev muaj zog los ntawm electromagnetic induction. Lub hauv paus technical ntawm maglev tsheb ciav hlau:
Lub tsheb ciav hlau maglev feem ntau yog tsim los ntawm peb qhov chaw: lub kaw lus ncua kev kawm ntawv, lub tshuab propulsion thiab kev taw qhia, raws li qhia hauv daim duab
3. Nyob rau hauv feem ntau ntawm cov qauv tsim tam sim no, tag nrho peb txoj haujlwm yog ua los ntawm cov hlau nplaum, txawm hais tias lub tshuab propulsion ywj siab ntawm cov hlau nplaum tuaj yeem siv tau. Cov technologies siv nyob rau hauv peb qhov chaw yog qhia raws li nram no.
Suspension system: Tam sim no, kev tsim cov txheej txheem ncua kev kawm tuaj yeem muab faib ua ob qho kev qhia, uas yog hom kev coj ua ib txwm siv los ntawm lub teb chaws Yelemees thiab hom superconducting tau txais los ntawm Nyiv. Nyob rau hauv cov nqe lus ntawm levitation technology, nws yog lub electromagnetic levitation system (EMS) thiab hluav taws xob levitation system (EDS). Daim duab 4 qhia txog kev sib txawv ntawm ob lub tshuab. Electromagnetic levitation system (EMS) yog ib qho suction levitation system, nyob rau hauv uas lub electromagnet nyob rau hauv lub locomotive thiab ferromagnetic khiav ntawm cov kev taw qhia rail attract ib leeg los tsim levitation. Thaum lub tsheb ciav hlau sib nqus hlau nplaum ua haujlwm ua ntej, ua ntej kho qhov kev ncua ntawm qhov qis ntawm lub tsheb thiab cov electromagnetic attraction ntawm cov lus qhia electromagnet, thiab hnov mob nrog cov windings ntawm ob sab ntawm lub hauv av khiav kom ntab lub tsheb ciav hlau. Nyob rau hauv cov tshuaj tiv thaiv ntawm cov lus qhia electromagnet nyob rau hauv qis ib feem ntawm lub tsheb thiab cov hlau nplaum khiav, lub log thiab cov khiav yog khaws cia nyob rau hauv ib tug tej yam kev ncua deb, thiab tsis sib cuag kev pab txhawb nqa thiab tsis sib cuag kev taw qhia ntawm lub log-rail nyob rau hauv lub kab rov tav thiab ntsug cov lus qhia tau paub. Lub ncua kev ncua deb ntawm lub tsheb thiab txoj kev tsav tsheb yog 10 hli, uas yog guaranteed los ntawm high-precision hluav taws xob hloov system. Tsis tas li ntawd, txij li qhov kev ncua thiab kev taw qhia yeej tsis cuam tshuam rau kev ceev ntawm lub tsheb ciav hlau, lub tsheb ciav hlau tseem tuaj yeem nkag mus rau hauv lub xeev ncua kev kawm txawm nyob hauv lub xeev nres.
Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob (EDS) siv cov hlau nplaum ntawm lub tshuab txav mus los ua kom muaj hluav taws xob tam sim no ntawm txoj hlua. Raws li qhov sib txawv ntawm lub locomotive thiab cov kev taw qhia rail txo, lub electromagnetic repulsion yuav nce, thiab lub resulting electromagnetic repulsion muab ruaj khov thiab kev taw qhia rau lub locomotive. Txawm li cas los xij, lub locomotive yuav tsum tau haum nrog ib yam dab tsi zoo li lub log kom zoo txhawb nqa lub tsheb thaum lub sij hawm "takeoff" thiab "landing" vim hais tias EDS tsis tuaj yeem tswj tau lub tsheb ciav hlau qhov kev ncua ntawm qhov ceev hauv qab li 25 mph. EDS cov tshuab tau raug tsim kho ntxiv nyob rau hauv cov cuab yeej siv hluav taws xob tsawg-kub superconducting.
Lub ntsiab feature ntawm lub superconducting maglev tsheb ciav hlau yog ua tiav conductivity thiab tiav diamagnetism ntawm nws superconducting Cheebtsam ntawm ib tug kuj tsis tshua muaj kub. Superconducting hlau nplaum yog tsim los ntawm superconducting coils ua los ntawm cov khoom siv superconducting. Tsis tsuas yog nws muaj xoom tam sim no tsis kam, tab sis nws tseem tuaj yeem ua lub zog tam sim no uas tsis tuaj yeem muab piv nrog cov xov hlau zoo tib yam. Cov yam ntxwv no ua rau nws muaj peev xwm ua tau me me thiab muaj zog electromagnets. .
Lub tsheb ntawm superconducting maglev tsheb ciav hlau yog nruab nrog on-board superconducting hlau nplaum thiab ua ib qho induction fais fab kev koom ua ke ntaus ntawv.
Lub tsheb ciav hlau tsav winding thiab ncua kev kawm ntawv winding yog ntsia rau ntawm ob sab ntawm txoj kev tsheb ciav hlau hauv av. Cov khoom siv hluav taws xob sib xyaw ua ke ntawm lub tsheb muaj lub zog sib xyaw ua ke winding, induction fais fab kev koom ua ke superconducting
Cov ntawv qhia hlau nplaum muaj peb ntu. Thaum peb-theem alternating tam sim no uas zoo ib yam nrog lub tsheb ceev zaus yog muab rau cov tsav windings ntawm ob sab ntawm txoj kev, ib tug txav electromagnetic teb yuav raug generated, yog li generating sib nqus nthwv dej ntawm lub tsheb ciav hlau qhia rail, thiab on- board superconducting hlau nplaum nyob rau hauv lub tsheb ciav hlau yuav raug rau ib tug thrust, synchronized nrog lub tsiv magnetic teb, yog dab tsi propels lub tsheb ciav hlau rau pem hauv ntej. Nws lub hauv paus ntsiab lus yog zoo li surfing, tus surfer sawv ntawm lub crest ntawm nthwv dej thiab raug thawb rau pem hauv ntej los ntawm nthwv dej. Zoo ib yam li cov teeb meem tshwm sim los ntawm surfers, superconducting maglev tsheb ciav hlau kuj yuav tsum tau nrog cov teeb meem ntawm yuav ua li cas kom raug tswj lub ncov txav ntawm txav electromagnetic tsis. Txog rau qhov kawg no, cov cuab yeej ua haujlwm siab rau kev kuaj xyuas txoj haujlwm ntawm lub tsheb tau nruab rau hauv av qhia kev tsheb ciav hlau, thiab peb-theem alternating tam sim no cov khoom siv tau hloov kho raws li cov ntaub ntawv los ntawm lub ntes, thiab cov electromagnetic waveform yog tswj tau. kom lub tsheb ciav hlau khiav tau zoo.
Propulsion system: Kev tsav tsheb ntawm lub tsheb ciav hlau maglev siv lub hauv paus ntsiab lus ntawm synchronous linear motor. Lub kauj ntawm lub tshuab hluav taws xob txhawb nqa qhov qis ntawm lub tsheb ua haujlwm zoo li lub tshav pob ntawm lub tshuab synchronous linear motor, thiab peb-theem txav magnetic teb tsav winding hauv av khiav ua raws li armature, uas ua zoo li lub stator ntev winding ntawm synchronous linear lub cev muaj zog. Los ntawm txoj cai ua haujlwm ntawm lub cev muaj zog, nws tuaj yeem paub tias thaum lub armature coil raws li lub stator yog powered, lub rotor ntawm lub cev muaj zog yog tsav los tig vim electromagnetic induction. Ib yam li ntawd, thaum lub substation teem raws txoj kab muab peb-theem FM thiab AM lub zog rau lub tsav winding nyob rau hauv lub khiav, lub bearing system ua ke nrog lub tsheb ciav hlau raug thawb kom txav mus rau hauv ib txoj kab ncaj nraim xws li "rotor" ntawm lub cev muaj zog vim. electromagnetic induction. Yog li ntawd, nyob rau hauv lub xeev raug tshem tawm, lub tsheb ciav hlau muaj peev xwm kiag li twb paub lawm tsis sib cuag traction thiab braking.
Nyob rau hauv cov nqe lus ntawm layman, lub alternating tam sim no ntws nyob rau hauv lub kauj nyob rau ntawm ob sab ntawm txoj kev khiav yuav tig lub kauj mus rau hauv ib tug electromagnet. Vim nws kev cuam tshuam nrog superconducting electromagnet ntawm lub tsheb ciav hlau, nws ua rau lub tsheb ciav hlau txav mus. Lub tsheb ciav hlau mus rau pem hauv ntej vim hais tias lub electromagnet (N ncej) ntawm lub taub hau ntawm lub tsheb ciav hlau yog attracted los ntawm lub electromagnet (S ncej) mounted rau ntawm txoj kev ib tug me ntsis ntxiv ua ntej, thiab nyob rau tib lub sij hawm yog attracted los ntawm electromagnet (N ncej) ) raug tsis lees paub. Raws li lub tsheb ciav hlau txav mus rau pem hauv ntej, cov kev taw qhia ntawm cov tam sim no ntws hauv cov coils yog thim rov qab. Qhov tshwm sim yog tias tus thawj S-pole kauj tam sim no yog N-ncej kauj, thiab rov ua dua. Nyob rau hauv txoj kev no, lub tsheb ciav hlau tuaj yeem txuas ntxiv mus rau pem hauv ntej vim qhov hloov ntawm electromagnetic polarity. Raws li lub tsheb ceev, qhov zaus thiab qhov hluav taws xob ntawm qhov hloov pauv tam sim no ntws hauv lub kauj yog hloov kho los ntawm lub zog hloov pauv.
Tuam Tshoj lub domestic maglev tsheb ciav hlau:
Lub ntiaj teb thawj manned high-temperature superconducting maglev tsheb ciav hlau tsim los ntawm Southwest Jiaotong University hauv 2000
Lub "Century" thiab "Future" manned ib txwm kub thiab ib txwm sib nqus levitation tsheb ciav hlau tsim tom qab tau txais kev saib xyuas thiab kev lees paub tag nrho los ntawm Hu Jintao, Jiang Zemin thiab lwm tus neeg sab nrauv thiab lub xeev cov thawj coj.
Raws li cov lus ceeb toom, thaum ntxov li 1994, Southwest Jiaotong University tau ntse tsim Tuam Tshoj tus thawj low-speed maglev tsheb ciav hlau muaj peev xwm nqa neeg, tab sis nws tau ua tiav nyob rau hauv tag nrho cov zoo tagnrho chaw kuaj mob. Xyoo 2003, Southwest Jiaotong University tau ua tiav txoj kab tsheb ciav hlau maglev hauv Qingshan, Chengdu, Sichuan. Lub maglev xeem khiav yog 420 meters ntev. Nws yog tsuas yog tsom rau cov neeg tuaj ncig tebchaws uasi, thiab tus nqi pib qis dua tus nqi tsheb tavxij. Lub ntiaj teb thawj lub tsheb ciav hlau maglev ua qauv qhia txoj haujlwm - Shanghai Maglev Tsheb ciav hlau, tom qab ua tiav, nws yuav siv sijhawm tsuas yog 6-7 feeb taug kev ntau dua 30 mais ntawm Pudong Longyang Road Station mus rau Pudong International Airport.
Nyob rau hauv lub hauv paus ntsiab lus ntawm magnetic levitation
Shanghai Maglev Tsheb ciav hlau
Piv nrog rau cov tsheb ciav hlau niaj hnub no, maglev tsheb ciav hlau muaj ntau yam zoo sib xws:
Vim hais tias lub tsheb ciav hlau maglev khiav ntawm txoj kev khiav, tsis muaj kev sib cuag ntawm txoj kev tsheb ciav hlau thiab lub tsheb ciav hlau, thiab nws dhau los ua lub xeev "wheelless", yog li yuav luag tsis muaj kev sib txhuam ntawm lub log thiab txoj kev tsheb ciav hlau, thiab qhov ceev yog siab. raws li ob peb puas kilometers ib teev; kev ntseeg ntawm lub tsheb ciav hlau maglev Nws yog qhov loj, yooj yim rau kev tswj, thiab tus nqi qis. Nws lub zog siv tsuas yog ib nrab ntawm lub tsheb thiab ib feem peb ntawm lub dav hlau. Lub suab qis. Thaum qhov ceev ntawm lub tsheb ciav hlau maglev mus txog ntau tshaj 300 kilometers ib teev, lub suab nrov tsuas yog 656 decibels, uas tsuas yog sib npaug rau ib tug neeg hais lus nrov. , uas yog me dua lub suab ntawm lub tsheb hla; vim hais tias nws yog powered los ntawm hluav taws xob, nws yuav tsis emission pa roj raws txoj kev, thiab tsis muaj kuab paug. Nws yog cov cuab yeej thauj mus los ntsuab tiag tiag.
Cov ntaub ntawv siv: Cov Ntsiab Cai Ua Haujlwm thiab Cov Qauv Txheej Txheem ntawm High-speed EMUs / Dong Ximing / Tuam Tshoj Railway Xovxwm? 2007.12.1; Little Newton Science Museum--Electric and Magnetic Levitation Trains (Fourth Series) Guizhou Education Press, 2011.12.9
