Hydropneumatic suspension: nws ua haujlwm li cas
Hydropneumatic suspension: nws ua haujlwm li cas
Anonim

Hydropneumatic ncua kev kawm ntawv yog ib lub tsheb, uas muaj cov ntsiab lus elastic cuam tshuam nrog ib leeg los ntawm hydraulic thiab pneumatic rog. Cov txheej txheem niaj hnub ntawm qhov kev tsim no yog lub npe hu ua Hydractive. Lub cim thib peb muab kev hloov kho tsis siv neeg, uas ua rau cov node ua haujlwm, nyob ntawm txoj kev thiab lwm yam kev khiav tsheb. Xav txog cov yam ntxwv thiab cov yam ntxwv ntawm qhov thaiv no.

hydropneumatic ncua kev kawm ntawv
hydropneumatic ncua kev kawm ntawv

History of Creation

Citroen's hydropneumatic ncua kev kawm thawj zaug tau tshwm sim hauv xyoo 1954. Nws yog nyob rau hauv lub hom ntawm lub tsheb uas ib tug niaj hnub ntau, piv rau analogues, system tau sim. Nyob rau lub sijhawm dhau los, cov neeg tsim qauv tau hloov kho qhov node, ua cov kev hloov pauv tseem ceeb rau nws.

Tam sim no, tiam thib peb ntawm hom kev ncua kev ua haujlwm no yog siv. Cov qauv tsim tso cai rau txo qhov cuam tshuam ntawm tib neeg yam. Ib qho zoo sib xws kuj tseem siv raws li daim ntawv tso cai los ntawm Rolls-Royce thiab Mercedes.

Nyob zoo ib tsoom niam txiv kwv tij neej tsas sawv daws.

Qhov txiaj ntsig tseem ceeb ntawm kev tshem tawm hydropneumatic yog kev ua haujlwm du thiab tsawgkis ntawm kev cuam tshuam rau lub cev tsheb. Tsis tas li ntawd, nws tuaj yeem kho qhov siab ntawm kev caij tsheb. Cov tiam tshiab ntawm cov kab ke hauv nqe lus nug yog tuaj yeem hloov mus rau kev tsav tsheb. High efficiency dampens vibrations txawm tias thaum tsav tsheb ceev ntawm txoj kev ntxhib los yog ntse tig.

Cov neeg tsim khoom uas muaj cai tso tawm cov txheej txheem hauv nqe lus nug feem ntau muab nws nrog cov analogues ntawm MacPherson hom. Qhov nyuaj ntawm kev tsim thiab tus nqi siab txiav txim siab tias chav tsev no yog siv los ntawm cov tsheb kim.

Piv txwv li, Citroen C5 hydropneumatic ncua kev kawm ntawv sib sau ua ke nrog ntau qhov txuas hauv qab, thiab ua ke nrog MacPherson strut pem hauv ntej. Qhov kev sib xyaw ua ke no ua rau nws pheej yig dua thiab yooj yim los tswj. Txoj kev loj hlob tseem ceeb ntawm node mus nyob rau hauv ob qho kev qhia: nthuav lub functionality thiab nce qhov kev ntseeg tau ntawm qhov taw qhia.

Hydropneumatic ncua kev kawm ntawv Citroen
Hydropneumatic ncua kev kawm ntawv Citroen

Device

Lub cim tshiab hydropneumatic ncua kev kawm muaj cov hauv qab no:

  • pem hauv ntej suspension struts;
  • hydropneumatic thooj voos kheej kheej ntawm lub qag nram qab;
  • hydraulic thiab electronic unit;
  • dej reservoir.

Txhua ntu ua nws txoj haujlwm, tab sis qee zaum tseem yuav muaj lub zog hluav taws xob hydraulic.

Combined hydroelectronic unit (HEB) muab lub zog ruaj khov hauv qhov system thiab qib kua. Accessories suav nrog:

  • electric motor;
  • pump;
  • piston;
  • electronic tswj;
  • shutoff thiab kev nyab xeeb valve.

Lub thawv nrog kua yog muab tso rau saum BBB. Lub strut pem hauv ntej sib txuas ua ke hydropneumatics thiab lub tog raj kheej, thiab nruab nrab ntawm lawv muaj lub damping valve, uas yog lub luag hauj lwm rau txo cov kev vibrations ntawm lub tsheb lub cev.

Cov khoom ua haujlwm thiab lub tog raj kheej

Lub ncua kev kawm hydropneumatic yog nruab nrog cov hlau kheej kheej uas muaj cov txheej txheem ntau txheej. Saum toj no, qhov chaw yog ntim nrog liquefied nitrogen, thiab nyob rau hauv qis ib feem muaj ib tug tshwj xeeb kua. Yog li ntawd, cov kua ua rau lub siab, thiab cov roj ua haujlwm ua lub ntsiab elastic.

Citroen c5 hydropneumatic ncua kev kawm ntawv
Citroen c5 hydropneumatic ncua kev kawm ntawv

Qhov kev hloov kho tshiab kawg ntawm kev sib dhos hauv nqe lus nug yog nruab nrog ib qho elastic rau txhua lub log thiab ib khub ntawm spheres ntawm lub tsheb qag. Cov ntsiab lus elastic ntxiv ua rau muaj qhov sib txawv ntawm qhov tawv tawv, thiab cov grey spheres siv nyob rau hauv lub cev muaj lub neej ua haujlwm tsawg kawg yog 200 txhiab kilometers.

Lub tog raj kheej hydraulic yog siv los sau cov kua dej rau cov ntsiab lus elastic. Tsis tas li ntawd, nws ua haujlwm ntawm lub cev qhov siab regulator txheeb ze rau txoj kev khiav. Ib feem muaj ib tug pas nrig, ib tug piston txuas nrog lub caj npab ncua kev kawm ntawv. Lub tog raj kheej pem hauv ntej thiab nram qab yog tib yam hauv kev tsim, txawm li cas los xij cov chav nyob tom qab tau muab tso rau ntawm lub kaum sab xis.

Ntxig regulator

Cov khoom no yog tsim los hloov qhov tawv tawv ntawm kev ncua. Lub regulator muaj ib tug shock absorbing thiab electromagnetic valve, ib tug spool thiab ib tug ntxiv.kheej kheej. Yuav kom ua tiav qhov kawg softness, chav tsev tso cai rau koj mus rau lub siab tshaj plaws sab hauv ntim ntawm cov roj. Qhov no yuav de-energize lub solenoid valve.

Thaum lub solenoid valve tau qhib, qhov kev ncua hydropneumatic mus rau hauv hom nyuaj. Nyob rau hauv cov ntaub ntawv no, lub rear cylinders, ntxiv spheres thiab racks yog cais los ntawm ib leeg.

Cov khoom siv nkag ntxiv ntawm lub kaw lus suav nrog cov sensors, hom hloov pauv. Lub Hydractive 3 hom chav tsev muaj lub cev qhov siab thiab lub kaum ntse ntse sensors. Lwm qhov ntsuas ntsuas qhov ceev thiab kev sib hloov ntawm lub kauj. Txoj kev hloov pauv yuam kev teeb tsa qhov siab ntawm lub tsheb thiab qhov nruj ntawm qhov raug ncua.

Hydropneumatic ncua kev kawm ntawv Citroen c5 xyuas
Hydropneumatic ncua kev kawm ntawv Citroen c5 xyuas

hluav taws xob tswj lub thawv

ECU ua haujlwm kom tau txais thiab ua cov cim los ntawm cov khoom siv nkag. Nws mam li xa cov teeb liab mus rau cov khoom siv ncua kev kawm ntawv. Lub tshuab hluav taws xob tswj feem ntau ua haujlwm nrog lub cav tswj qhov system thiab tiv thaiv lub xauv nres.

Citroen hydropneumatic suspension actuators suav nrog lub tshuab hluav taws xob twj tso kua mis, lub taub hau ntau yam tswj, li qub. Lub tshuab hluav taws xob tswj qhov ceev ntawm kev sib hloov, lub siab nyob rau hauv lub kaw lus thiab kev ua haujlwm ntawm lub twj tso kua mis. Cov tiam tshiab ntawm lub rooj sib txoos hauv nqe lus nug siv plaub lub solenoid li qub, ob qho uas tswj cov qag nram qab, thiab cov khub uas tseem tshuav yog lub hauv ntej counterpart. Feem ntau cov ntsiab lus no tau muab tso rau hauv cov kua theem regulators.

Yuav ua li cas hydropneumatic suspension ua haujlwm

Cov node hauv nqe lus nug ua haujlwm los tswj qhov siab ntawm kev caij tsheb, kho qhov nruj thiab yuam kev hloov pauv ntawm cov ntsuas no. Clearance hloov yuav siv sij hawm mus rau hauv tus account lub ceev ntawm txav, tsav style thiab txoj kev nto. Piv txwv li, ntawm speeds tshaj 110 km / h, lub hauv av clearance yog cia li txo los ntawm 15 millimeters. Ntawm txoj kev tsis zoo thiab ceev ceev (60 km / h lossis tsawg dua), qhov ntsuas no nce 20 hli. Nws yog ib qho tsim nyog sau cia tias qhov siab yog tswj hwm tsis hais lub nra.

kev ua haujlwm ntawm hydropneumatic ncua kev kawm ntawv
kev ua haujlwm ntawm hydropneumatic ncua kev kawm ntawv

Qhov muaj peev xwm no tshwm sim ua tsaug rau cov kua dej tshwj xeeb uas muaj nyob hauv qhov system circuit. Qhov no ua rau nws muaj peev xwm tswj tau qhov kev txiav txim siab ntawm lub cev lub tsheb thaum tsav tsheb ntawm txoj kev tsis sib xws.

Lub hydropneumatic ncua kev kawm ntawv ntawm "+" qeb sib txawv nyob rau hauv uas nws muab rau kev hloov kho tsis siv neeg nruj nyob ntawm kev nrawm thaum lub kaum sab xis, thaum nres hnyav thiab tsav ncaj nraim mus tom ntej. Lub tsev tswj xyuas yuav siv rau hauv tus account lub tsheb ceev, lub kauj tsheb thiab lwm yam uas hloov thaum tsav tsheb.

Lub kaw lus cia li tswj qhov nruj solenoid valve, nce lossis txo tus nqi no. Rigidity tuaj yeem sib txawv ntawm ib lub log lossis ntawm txhua lub ntsiab lus. Cov neeg tsim qauv kuj tau muab rau kev tswj xyuas kev hloov pauv hauv kev tshem tawm.

Hydropneumatic ncua kev kawm ntawv citroen
Hydropneumatic ncua kev kawm ntawv citroen

Kho thiab kho

Hydropneumatic ncua kev kawm ntawv, cov cuab yeej uas tau tham saum toj no, yog qhov zoo siab heev. Yog li ntawd, nws txoj kev kho yuav kuj raug nqi ib npib zoo nkauj. Hauv qab no yog cov nqi kwv yees rau kev kho qee yam ntawm lub cev:

  • Kho ntawm hydraulic shock absorber - los ntawm ob txhiab rubles.
  • Txhim kho cov tawv nqaij tawv - los ntawm 4,5 txhiab.
  • Cov txheej txheem zoo sib xws rau sab xub ntiag - 700 rubles thiab ntau dua.
  • Tus nqi ntawm cov kua siv hauv tiam thib peb yog tsawg kawg yog 600 rubles.

Tus nqi kawg yog nyob ntawm kev teeb tsa ntawm chav tsev thiab lub xyoo ntawm kev tsim lub tshuab. Nws yog tsim nyog sau cia tias qhov tsis ua hauj lwm ntawm ib qho ntawm feem ntau ua rau tsis ua hauj lwm ntawm lwm yam. Raws li koj tau pom, koj yuav tau siv nyiaj rau kev tu, tab sis nws tsim nyog.

Citroen C5 hydropneumatic ncua kev kawm: tshuaj xyuas

Raws li tau lees paub los ntawm cov tswv, qhov txiaj ntsig tseem ceeb ntawm Citroen C5 yog qhov tseeb ntawm qhov tau piav qhia raug ncua. Thiab, txawm li cas los xij cov neeg sib tw thuam nws, nws tso cai rau koj khaws lub tsheb kom ntseeg siab thiab ntseeg nkaws ntawm yuav luag txhua txoj kev. Cov node nyob rau hauv nqe lus nug tso cai rau koj mus kho qhov clearance ntawm 15 mus rau 20 millimeters nyob rau hauv cov kev taw qhia ntawm txo los yog nce. Thiab qhov no tshwm sim tsis tu ncua.

Nrog rau lwm qhov zoo, cov neeg siv nco txog kev caij tsheb du, yooj yim ntawm kev rhuav tshem lub log thiab kev ua haujlwm ntev ntawm kev sib dhos. Cov yam ntxwv tsis zoo ntawm cov neeg siv khoom suav nrog cov nqi kho mob siab. Tsis tas li ntawd, thaum tsiv, qhov pits thiab potholes yog xyaum tsis pom, uas ua rau muaj kev hnyav hnyav ntawm kev ncua

hydropneumatic suspension ntaus ntawv
hydropneumatic suspension ntaus ntawv

Zoo kawg

Hydropneumatic suspension,undoubtedly ib tug breakthrough nyob rau hauv lub automotive kev lag luam. Nws cia li tso cai rau koj mus kho ib tug tag nrho ntau yam ntawm tsis. Thaj, nws tsis yog qhov tsis muaj txiaj ntsig uas cov tuam txhab loj ntawm kev lag luam tsheb xws li Rolls-Royce, Maserati thiab Mercedes tau txais daim ntawv tso cai rau nws siv. Txawm li cas los xij, thawj qhov kev hloov pauv tau tsim los ntawm Paul Maje (Fabkis tus tsim qauv).

Qhov kev sim pib ntawm lub rooj sib txoos tshiab tau tshwm sim ntawm Citroen Traction Avant xyoo 1954. Lub tuam txhab tseem ua tiav siv qhov system no, txuas ntxiv kho thiab hloov kho nws. Nrog rau kev txhim kho kev vam meej, kev txhim kho cardinal kuj tseem ua tau, tab sis kom deb li deb tiam thib peb ntawm Hydractive hydropneumatic ncua kev kawm yog suav tias yog ib qho zoo tshaj plaws hauv nws chav kawm.

Pom zoo: