Terene e silang lisebelisoa tsa bohlokoa boemo bo ntse bo le teng

Hajoale, sistimi ea terene ke eona e sebelisoang ka ho fetesisa, karolo ea 'maraka ea mokhoa o batlang o le moholo oa ho sila bakeng sa theknoloji e sebetsang ea ho sila, theknoloji ea ho sila ka lebelo le phahameng le theknoloji ea ho sila le ho sila. Lintlha tse tharo tse latelang tse tloaelehileng tsa boemo ba ntlafatso ea lisebelisoa tsa ho sila li akaretsoa.

1.3.1 Terene e sebetsang ea lisebelisoa tsa bohlokoa tsa ho sila

Theknoloji e sebetsang ea ho sila hona joale ke eona e sebelisoang ka ho fetisisa, e leng karolo e kholo ka ho fetisisa ea 'maraka oa mokhoa oa ho sila, ho sila mehlala ea likoloi ho feta. Baetsi ba likoloi tse silang kantle ho naha ke haholo-holo United StatesHARSCOleKHOPOkhampani le khamphani ea Swiss SPENO joalo-joalo. Theknoloji ea lapeng ea ho sila ka terene e qalile morao tjena, kamora lilemo tse mashome tsa nts'etsopele, baetsi ba likoloi tse silang malapeng haholo-holo ke Golden Eagle Heavy Construction Machinery Company Limited (Golden Eagle Heavy Industry), CNR Beijing Erqi Vehicle Company Limited (CNR Erqi), Zhuzhou CNR Times Electric Company Limited (Times Electric), China Railway Construction on High-tech Company Limited. Golden Eagle Heavy Industry (GEHI) le CNR Erqi ba ikemetse ba ntlafalitse likoloi tsa lehlabathe tsa GMC-96X le GMC-96B ka ho hlahisa theknoloji e tsoang HARSCO (USA) le SPENO (Switzerland), ka ho latellana, joalokaha ho bontšitsoe setšoantšong sa 1 le Setšoantšo sa 2. Koloi ea lehlabathe ea GMC-48JS, e amohetsoe ka boithaopo bakeng sa ts'ebetso ea 2RIC ka March 2, TIME. [1].

Feie.1GMC-96X

Feie.2GMC-96B[2]

Hona joale, mohala o atisang ho sebelisoa GMC-96X (Golden Eagle Heavy Industry), GMC-96B (China Railway Erqi), PGM-48 (HARSCO, USA) mehlala le mohala o mocha oa mefuta ea GMC-48JS (Times Electric), litekanyetso tse ka sehloohong tsa ts'ebetso le litlhoko tsa ts'ebetso li bontšoa ho Lethathamo la 1. Lintlha li bontša hore lebelo le tlaase la 3 / 2 km le lebelo la ho sebetsa ka koloi ea 3 e tlaase ho feta 2 km ea koloi e sebetsang ka tlaase ho 3 km. lebelo le ka 'na la fella ka seporo Ka tlaase ho lebelo la bohlokoa la ts'ebetso ho ka' na ha etsa hore ho sila ho feteletseng libakeng tsa sebaka seo, 'me mocheso oa sebaka sa ho sila oa seporo ka lebelo le tlaase o ikemiselitse ho chesa seporo [3]; haeba lebelo la ts'ebetso le phahame haholo, ts'ebetso e nepahetseng ea ho tlosa e ke ke ea netefatsoa. Koloi e silang e etselitsoeng boemo bo phahameng ba ts'ebetso ea 30 ‰ e ka sebetsana le boholo bo boholo ba tlhokomelo ea ho sila. Leha ho le joalo, bakeng sa mela e meng ea nako e telele (gradient e kholo ho feta 30 ‰), haholo-holo Terene ea Sichuan-Tibet e ntseng e hahuoa, ho hokahanya ha ts'ebetso ea ts'ebetso ea koloi le mathata a ho hula e tla ba e 'ngoe ea mathata a bohlokoa.

Taba1.Litekanyetso tsa ts'ebetso ea terene e tloaelehileng ea ho sila[2]

1.3.2 Lisebelisoa tsa bohlokoa bakeng sa ho sila seporo sa lebelo le phahameng

Koloi ea ho sila ka lebelo le phahameng e hlahisoa haholo ke k'hamphani ea Jeremane VOSSLOH HSG rail grinding car, eo haholo-holo e entsoeng ka koloi e silang le koloi e thusang, Setšoantšo sa 3. Ts'ebetso ea ho sila e hloka ho ts'oaroa ha locomotive, lebelo la ho sebetsa ho fihlela ho 60 ~ 80 km / h; koloi eohle 4 lihlopha tsa ho sila yuniti kakaretso ea 96 ho sila lejoe ka nako e tšoanang boemong ba tshebetso le ka lebelo la hoo e ka bang 6000 rpm ho potoloha ka lebelo le phahameng, joalokaha ho bontšitsoe Figure 4; sehlopha se seng le se seng sa lihlopha tsa ho sila se na le lihlopha tsa 2 tsa foreimi ea ho sila, ts'ebetso ea ts'ebetso ea lejoe la ho sila e ka finyelloa ntle le ho emisa sehlopha sohle sa ho potoloha ka potlako, ho tsoelang pele, ke hore, lejoe le le leng la ho roala lejoe le ka ba ho sila ka mokhoa o tsoelang pele Hoo e ka bang lik'hilomithara tse 70 [4], joalokaha ho bontšoa ho Setšoantšo sa 5. Nakong ea ts'ebetso ea ho sila e ka finyelloang ntle le ho emisa sehlopha sohle sa ho potoloha ka potlako, ho tsoelang pele, ke hore, lejoe le le leng la ho roala lejoe le ka ba ho sila ka mokhoa o tsoelang pele Hoo e ka bang 70 km [4], joalokaha ho bontšitsoe setšoantšong sa 5. Nakong ea ts'ebetso ea ho sila, lebili la ho sila le boima ba lebili la ho sila, khatello ea ho sila le ho sila. ho behoa leihlo ka nako ea sebele. Ka mor'a ho sila, profil ea terene e lekoa ho hlahloba phello ea ho sila. Koloi ea ho sila ka lebelo le phahameng e itšetlehile feela ka khanyetso ea terene ea ho sila ho tlosa thepa ea hlooho ea terene, kaha lebili la ho sila ha le na koloi. Ka hona, lebelo la ho sebetsa le na le phello e kholo mosebetsing oa koloi ea ho sila. Ha koloi ea ho sila ka lebelo le phahameng e etsa ts'ebetso ea ho sila molaong oa li-inter-station: karolong ea ho potlakisa ho tloha seteisheneng, ha lebelo le feta 30 km / h, foreimi ea ho sila e theoleloa 'me ts'ebetso ea ho sila e qala; karolong ea ho fokotseha ha ho kena seteisheneng, ha lebelo le le tlase ho feta 15 km / h, foreimi ea ho sila e phahamisoa 'me ts'ebetso ea ho sila e felile. Ka hona, sebakeng se lumellanang le ho potlakisa le ho fokotseha ha koloi ea lehlabathe, phello ea lehlabathe e fokotsehile ka lebaka la ho fokotseha ha lebelo la koloi; karolo ea sebaka se ke keng sa etsoa lehlabathe ka lebaka la ho phahamisa foreimi ea sanding e tlameha ho koaheloa ke koloi ea sanding ea turnout seteisheneng nakong ea ts'ebetso e latelang.

Feie.3HSG koloi e silang ka lebelo le phahameng

Feie.4Sehlopha sa ho sila

Feie.5Sebopeho sa foreimi ea ho sila

Lilemong tse leshome tse fetileng, mekhatlo e mengata ea malapeng e ikemiselitse ho etsa lipatlisiso le nts'etsopele ea koloi ea ho sila ka lebelo le phahameng. Ka la 18 Phuptjane 2021, seporo sa pele sa lapeng sa Beijing-Shanghai se bohlale se phahameng sa lebelo le holimo se ntlafalitseng teko ea tlhahlobo e kopantsoeng ke Southwest Jiaotong University, Beijing-Shanghai High-Speed ​​Railway le Southwest Jiaotong University Railway Development Co Ltd e ile ea tsoa mocheng oa tlhahiso, e lemohile "56" e bonts'itsoeng qalong. Ka la 22 Phupu 2021, koloi ea ho sila ea terene ea KGM-80II e ile ea etsa lipatlisiso ka boikemelo le ho ntlafatsoa ke China Railway Construction High-Tech Equipment Co., Ltd. e ile ea feta tlhahlobo 'me ea amoheloa bakeng sa ts'ebetso ea liteko [6], joalo ka ha ho bonts'itsoe ho Figure7. Kenyelletso ea koloi e silang ea lebelo le phahameng e iketselitseng eona ke ea bohlokoa bo boholo ho China ho hlokomela boikemelo bo felletseng ba lisebelisoa tsa tsamaiso ea terene.

Feie.6Beijing-Shanghai terene e lebelo e phahameng e bohlale e potlakisang koloi ea tlhahlobo ea prototype[5]

Feie.7KGM-80II. Koloi e Potlakileng e Silang Seporo[6]

1.3.3 Ho sila ka terene le ho sila lisebelisoa tsa bohlokoa tsa ho sila tse kopantsoeng

Hajoale, litereke tsa ho sila le ho sila li sebelisoa haholo liporong tsa terene tse boima tsa malapeng le tsa kantle ho naha. Khampani ea Jeremane ea GMB, hammoho le k'hamphani ea LINSINGER ea Austria, k'hamphani ea MFL, joalo-joalo, ke baetsi ba ka sehloohong ba likariki tse silang le tse silang mose ho maoatle [4,7]. Setšoantšo sa 8 bakeng sa koloi ea SF03 ea ho sila le ho sila ea k'hamphani ea LINSINGER, bolelele bohle ba koloi ea 25 m, boima ba koloi ea 120 t, e nang le likoloi tse peli tse nang le li-axle tse tharo, lebelo le ikemetseng ho fihlela ho 100 km / h, lebelo le phahameng la ho sebetsa la 0.36 ~ 1.20 koloi eohle e nang le likoloi tse peli / 1. li-disc tsa ho sila le lihlopha tse peli tsa mabili a sila [7,8,9]. Baetsi ba malapeng haholo-holo ba kenyelletsa China Railway Times Construction Machinery Co. e Baoji le China Railway Construction High-Tech Equipment Co. seporo profile sila [10]. Letlapa la 2 le bapisa likarolo tse kholo tsa ts'ebetso ea koloi ea SF03 ea ho sila le ea ho sila le koloi ea XM-1800 ea ho sila le ho sila, e bontšang hore koloi ea XM-1800 ea ho sila le ho sila e entsoeng Chaena e fihlile boemong bo phahameng ba theknoloji ea lefats'e mabapi le katleho ea ho tlosa thepa le ho sebetsa ka mokhoa o nepahetseng.

Feie.8SF03 koloi e silang

Fig.9 XM-1800 Milling Car[10]

Tab.2 Papiso ea ts'ebetso ea ts'ebetso lipakeng tsa terene ea SF03 le XM-1800

1.3.4 Papiso e felletseng ea ts'ebetso e kholo ea sesebelisoa sa ho sila sa terene

Active sila, phahameng-lebelo passiv sila le sila le sila composite grinding tse tharo tse tloaelehileng tsa terene ho sila thepa papiso ya tshebetso, tse kang Letlapa 3. mafolofolo ho tloswa ha thepa, sila khanya lebanta contour e ntle, ka potlako matha lebelo, hona joale ke karolo e kholo ka ho fetisisa ea karolo ea 'maraka oa tshebetso. Bakeng sa ho sila ka mafolofolo, ntlha ea bohlokoa ke ho rarolla bothata ba ho chesoa ha seporo, e le ho ntlafatsa boleng ba holim'a seporo ka mor'a ho sila. Liphuputso li bontšitse hore optimization ea grinding parameters [11,3,12], grinding wheel structure [13] ka ka katleho ntlafatsa cheso, eo ntshetsopele ya tshebetso e phahameng e sebetsang lebili grinding ke sepheo sa lipatlisiso nakong e tlang.

Lebelo le phahameng la ts'ebetso ea ho sila ka lebelo le phahameng, ka mokhoa oa theory e ka ba intermodal le mopalami / teraka e tloaelehileng, ntle le tlhoko ea "sunroof", ha e ame tsela e tloaelehileng ea mohala. Ho feta moo, ho sila ka lebelo le phahameng ho ipapisitse le leano le thibelang ho sila la terene le reriloeng ho lelefatsa bophelo ba seporo ka melemo e meholo. Ka hona, ho sila ka lebelo le phahameng ho na le tlhōlisano ea bohlokoa ho nts'etsopele ea nako e tlang. Ho sebeletsa ka lebelo le phahameng, mojaro o phahameng, ho sisinyeha ho matla le maemo a mang a thata, ha o ntse o kopana le ts'ebetso e phahameng, boleng bo phahameng le litlhoko tse ling tsa ts'ebetso, ho etsa bonnete ba hore lebili la ho sila le na le thepa e ntle ea mochine (matla / boima), ts'ebetso ea ts'ebeletso (ho khaola ts'ebetso, ho roala ho hanyetsa, joalo-joalo) ke e 'ngoe ea mathata a bohlokoa nakong e tlang.

Ho sila ka motsoako ho na le melemo e mengata molemong oa ho tlosa thepa, ho qeta li-contour, boleng ba bokaholimo, joalo-joalo. Leha ho le joalo, lebelo la ts'ebetso ea eona lea lieha, nakong e tlang, ka tsoelo-pele ea moruo, nako ea ho sila e hatelloa haholo, litlhoko tsa ts'ebetso ea ho sila li ntse li eketseha, khokahanyo ea bokhoni ba mohala oa nako e tlang le bolelele ba nako ea ho sila e tla lebisa tlhokomelo. Ka nako e ts'oanang, molemong oa ho netefatsa ho nepahala ha tokiso ea profil ea terene le ts'ebetso ea ts'ebetso e nepahetseng, nts'etsopele ea ho sila ha seporo ho mamella maemo a thata a ts'ebetso le lisebelisoa tsa ho seha li-carbide tse sa sebetseng haholo ke e 'ngoe ea liphuputso tsa nakong e tlang.

Taba.3Papiso ea mefuta e meraro ea lisebelisoa tse tloaelehileng tsa ho sila

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