Hydraulic kua: hom, kev faib tawm thiab muaj pes tsawg leeg

2024 Tus sau: Erin Ralphs | [email protected]. Kawg hloov kho: 2024-02-19 16:10

Nyob rau hauv kev teeb tsa thiab kev saib xyuas cov txheej txheem kev ua haujlwm, kev saib xyuas zoo tshaj plaws yog them rau cov khoom siv, cov cuab yeej pabcuam thiab ntau yam kev kho thiab kev txhawb nqa. Tab sis tib lub sijhawm, kev ua haujlwm zoo ntawm cov cuab yeej siv feem ntau nyob ntawm cov kua dej. Lawv ua haujlwm sib txawv, tab sis tag nrho lawv thaum kawg los rau ib txoj haujlwm - txhawm rau txuas lub neej kev pabcuam ntawm cov khoom siv. Ib qho chaw tshwj xeeb hauv pab pawg no yog nyob hauv cov kua dej hydraulic, uas tseem ua haujlwm ua haujlwm, tso siab rau kev ua haujlwm ntawm lub tshuab.

Cov kua dej hydraulic siv nyob qhov twg?

Cov roj ntawm hom no yog siv ntau yam khoom siv thiab cov txheej txheem. Ib qho piv txwv classic ntawm lawv daim ntawv thov yog pipeline li qub. Los ntawm lawv tus kheej, cov khoom siv hydraulic tau siv dav hauv ntau yam kev lag luam, kev tsim khoom thiab kev tsim kho. Cov no tuaj yeem yog cov tshuab xovxwm, chav nyob hauv cov kab hauv lub hoobkas, hydraulic ua tshuab, thiab lwm yam. Nws yog ib qho tseem ceeb kom nco ntsoov tias cov kua dej hydraulic kuj tseem siv tau rau hauv cov khoom siv hauv tsev. Qee cov qauv ntawm cov chaw nres tsheb pneumatic, cov khoom siv twj thiab lub zog hluav taws xob kuj tseem siv taukua. Ntxiv mus, cov dej num ntawm hom roj no kuj txawv - lawv yuav tsum tau txiav txim siab kom ntxaws ntxiv.

Fluid functions

Lub luag haujlwm tseem ceeb ntawm cov kua dej hydraulic yog hloov siab mus rau qhov ua haujlwm ntawm lub cev. Nws tuaj yeem yog lub piston lossis lub valve, qhov tseem ceeb tshaj plaws yog qhov ntim ntawm cov roj ua raws li lub zog xa hluav taws xob thiab tib lub sijhawm ua haujlwm pabcuam ntau yam. Piv txwv li, raws li twb tau sau tseg, cov roj kev lag luam muab lubrication ntawm cov ntsiab lus ntawm kev ua hauj lwm, ncua lawv lub neej. Tej yam tshwj xeeb yuav tsum tau ua nyob ntawm kev ua haujlwm.

Piv txwv li, yog tias lub tsev tau npaj yuav ua haujlwm hauv ib puag ncig uas cuam tshuam rau cov teebmeem thermal lossis kev sib raug zoo nrog cov dej noo, ces cov kua dej hydraulic raug hloov nrog cov muaj pes tsawg leeg nrog kev tiv thaiv zoo. Nyob rau hauv rooj plaub no, tus kws tshaj lij yuav pom zoo kom muaj cov roj uas muaj kev tiv thaiv corrosion thiab thermal stability. Nyob rau tib lub sijhawm, los ntawm lub neej ntawd, txhua qhov sib xyaw ntawm cov kua dej hydraulic muab kev ntxuav. Cov kav dej tau raug ntxuav tas li, vim tias lawv qhov chaw sab hauv tau tshem tawm los ntawm nag lossis daus thiab lwm yam khoom puas tsuaj.

Cov khoom roj rau cov tshuab hydraulic

Qhov zoo ntawm cov haujlwm saum toj no yog txiav txim siab los ntawm cov khoom ntawm ib qho kev sib xyaw. Cov yam ntxwv tseem ceeb ntawm cov dej hydraulic muaj xws li thermal tsis kam, viscosity, inertness, thiab ntom. Tab sis tshwj xeebkev ua haujlwm zoo, suav nrog kev tiv thaiv. Piv txwv li, anti-corrosion tso cai rau koj los tiv thaiv cov kua thiab av ib puag ncig yam tsis muaj cov txheej txheem rusting tsis zoo. Lub hydraulic tsis kam ntawm cov kua kuj tseem ceeb, uas txiav txim siab qhov kev siv ntawm kev ua haujlwm ntawm cov khoom muaj pes tsawg leeg. Ntawd yog, qhov qis dua qhov ntsuas qhov tsis kam, qhov yooj yim dua nws yog hloov lub zog los ntawm chav tsev fais fab. Yog li ntawd, tsawg zog yog siv los xyuas kom meej lub lag luam ntawm lub installation. Lwm qhov yog tias qhov ua tau zoo ntawm qhov ntsuas qhov ntsuas tsis zoo yog qhov tsis tshua muaj kev ua tiav yam tsis muaj kev poob rau lwm yam kev ua haujlwm thiab lub cev zoo ntawm cov roj hydraulic.

Kev faib tawm ntawm cov kua dej hydraulic

Cov kws tshaj lij cais cov kua dej no raws li ntau yam. Piv txwv li, lub ntsiab faib yog nqa tawm nyob rau hauv lub hauv paus ntawm lub hom phiaj - ib tug cais qhov chaw nyob rau hauv lub assortment yog nyob ntawm hydrostatic thiab hydrodynamic compositions. Cov kua kuj tso tawm nyob ntawm daim ntawv thov. Tshwj xeeb, ISO 15380 daim ntawv lo lubricants muab cov txheej txheem biodegradation ceev. Kuj tseem muaj cov kev hloov kho uas yog ib puag ncig zoo. Lawv feem ntau siv nyob rau hauv kev lag luam khoom noj khoom haus units. Hydraulic kua sau npe STOU kuj muaj. Nws yog feem ntau koom nrog hauv kev saib xyuas ntawm cov tshuab mobile. Nyob rau tib lub sijhawm, ntau pab pawg pabcuam cov kua dej yog xav tau, uas tsis ua haujlwm nyob rau hauv lub ntsiab ntawm hydraulic piston mechanism, tab sis yog siv rau hauv kev txhawb nqa ntawm tus kheej cov khoom, xws li couplings, bearing pawg thiabconverters.

Ntau hom dej raws li kev ua haujlwm zoo

Hauv kev faib tawm no, nws tsim nyog los txiav txim siab peb pawg tseem ceeb ntawm cov roj hydraulic. Thawj yog sawv cev los ntawm lub ntsiab compositions, uas yog yus muaj los ntawm kev sib npaug ntsuas ntawm viscosity, compressibility thiab siab. Nws tuaj yeem hais tias cov no yog cov txheej txheem thoob ntiaj teb uas muab cov dej ua haujlwm hydraulic. Pab pawg thib ob npog cov khoom uas tiv taus cov txheej txheem oxidation. Qhov no suav nrog cov thermally resistant hom hydraulic kua uas muaj peev xwm circulate nyob rau hauv siab siab, nyob rau hauv kev sib cuag nrog hlau nto, dej thiab huab cua. Pab pawg thib peb muab kev ua haujlwm zoo tshaj plaws ntawm kev tiv thaiv thermal. Cov no yog cov tebchaw uas tsis raug hluav taws kub hem txawm tias nyob ze nrog qhov chaw hluav taws.

Hydraulic kua formulations

Cov khoom tso tawm feem ntau yog concentrates raws li cov roj thiab cov khoom ntxiv. Ib qho piv txwv classic yog ib qho ua nrog cov roj ntxhia thiab emulsifiers, thiab diluted nrog xeb inhibitors. Qhov tseeb, xws li kev sib xyaw ua ke hauv nws tus kheej tuaj yeem ua lub hauv paus rau kev npaj ntau yam kev hloov kho thev naus laus zis, uas tuaj yeem ua ke nrog ntau yam ntawm elastomers. Piv txwv li, txhawm rau ua kom lub zog hydraulic ntawm cov kua dej, cov tuam ntxhab qhia cov sealants rau hauv cov qauv. Thiab rov qab, yog tias koj xav tau kom ua tiav qib siab dua ntawm elasticity ntawm kev ua haujlwm, emulsionCov roj lubricating.

Basic Foundation

Paraffin compositions, naphthenic sib tov thiab ntau yam kev daws teeb meem tuaj yeem siv los ua cov roj ntxhia hauv paus. Kuj tseem muaj kev hloov kho tshwj xeeb nrog kev txhim kho kev ua haujlwm yooj yim. Cov no yog cov kua hluavtaws uas siv cov khoom siv hydrocracking, ester compounds thiab polyglycols, uas feem ntau yog siv rau cov hluav taws kub-resistant sib tov. Lub hauv paus ntuj los ntawm cov roj biodegradable hydraulic yog tsim los kuj pom lawv daim ntawv thov. Cov kua dej ntawm hom no tuaj yeem muaj cov khoom siv cog qoob loo uas yog ib puag ncig tus phooj ywg.

Txawm hais tias hom roj hauv paus, qhov zoo ntawm lawv cov purification kuj tseem ceeb. Muaj ntau pawg, sib txawv ntawm qhov kev npaj ua ntej ntawm qhov muaj pes tsawg leeg. Muaj kev sib xyaw ntawm kev ntxhib los ntxuav, thiab tseem muaj cov roj uas tau ua kom rov pom dua. Qhov no tsis yog hais tias qhov kev xaiv thib ob yuav yog qhov zoo tshaj plaws hauv txhua qhov kev siv. Hauv qee thaj chaw, nws yog cov kua dej uas pom tau zoo, uas yog raws li kev sib xyaw ua ke ntawm cov khoom ntxhib.

Ntxiv thiab hloov kua dej

Nws feem ntau yog cov khoom ntxiv uas ua lub luag haujlwm txiav txim siab hauv kev ua haujlwm. Lawv yog kev sib koom ua ke los yog ua tiav, yog li nws tsis tuaj yeem tau txais cov cuab yeej thoob ntiaj teb tsim nyog rau txhua qhov kev xav tau. Rau qhov sib txawv, lub hauv paus puag tuaj yeem muab cov khoom xws li kev tiv thaiv corrosion, kev laus ua haujlwm,siab heev thiab tiv thaiv hnav.

Nyob rau hauv rooj plaub no, cov additives muab faib raws li qhov xwm ntawm daim ntawv thov. Muaj cov khoom uas tau ntxiv los ua ib qho ntxiv rau cov ntxhia hauv cov roj, thiab tseem muaj surfactants. Piv txwv li, hydraulic nres cov kua dej tau txais los ntawm kev suav nrog cov kev sib txhuam ntawm qhov chaw hloov pauv, uas tuaj yeem nkag mus rau hauv cov khoom sib xyaw uas twb muaj lawm thaum lub sijhawm ua haujlwm ntawm lub tshuab.

Cov roj ntxiv yog feem ntau suav nrog hauv lub hoobkas. Cov pawg no suav nrog cov khoom siv tshuaj tua kab mob, tshuaj tua kab mob antioxidants, thiab lwm yam. Cov khoom siv ntxiv tawm tsam keeb kwm yav dhau los no yuav muaj txiaj ntsig zoo vim tias lawv tsis tas yuav muaj kev kho tshwj xeeb ntawm cov kua tom qab ntxiv.

Yuav ua li cas xaiv hydraulic kua?

Rau qhov loj, qhov kev xaiv ntawm ib lossis lwm qhov sib xyaw yog txiav txim siab los ntawm kev ua haujlwm. Hauv particular, qhov kub ntawm kev khiav hauj lwm, hom hydraulic system, siab, ib puag ncig yuav tsum tau thiab lwm yam influences yuav tsum tau coj mus rau hauv tus account. Nws yog ntshaw kom them tshwj xeeb mloog mus rau lub viscosity index. Yog tias txoj haujlwm yog los txo cov dej xau thiab nce kev sib khi, ces cov khoom sib xyaw nrog qhov tsawg kawg nkaus ntawm viscosity yuav tsum nyiam dua. Qhov kub ntawm qhov chaw ua hauj lwm kuj raug coj mus rau hauv tus account nyob rau hauv ib qho kev txiav txim cais. Thaum txiav txim siab seb cov kua dej hydraulic twg xaiv rau lub kaw lus ruaj khov, koj tuaj yeem muab qhov kev nyiam rau cov khoom tsim los rau kev tswj hwm ntawm 40-50 ° C. Rau lub xov tooj ntawm tes thiab lub tshuab hluav taws xob, cov kua dej tshwj xeeb feem ntau xaiv.

Yuav hloov hydraulic kua li cas?

Thawjtig nws yog ib qho tsim nyog los qhib kev nkag mus rau cov kua cia tank, raws li txoj cai, cov no yog cov hlau tshwj xeeb tso tsheb hlau luam. Tsis tas li ntawd, qhov chaw pub dawb rau kev ua haujlwm nrog kev sib txuas lus infrastructure. Feem ntau, cov khoom siv hoses tau muab nrog cov clamps, uas yuav tsum tau ua kom tsis huv. Qhov no yuav xyuas cov kua dej hydraulic, siab thiab dav dav. Tom ntej no, cov roj yog nqus tawm. Qhov kev ua haujlwm no tuaj yeem ua tau siv cov koob txhaj tshuaj lossis cov twj tso kua mis nrog cov compressors, nyob ntawm qhov tsim tau.

Tom qab ntawd koj tuaj yeem pib nchuav cov sib tov tshiab. Qhov kev ua haujlwm no tseem ua tau los ntawm kev siv cov cuab yeej improvised lossis ncaj qha yog tias nws muaj peev xwm tshem tawm cov khoom siv hose. Kev hloov dej hydraulic kom raug kuj tseem ua nrog kev khiav tawm ntawm huab cua. Kev tso cua ntau dhau tuaj yeem ua rau poob hauv chav ua haujlwm, yog li tshem tawm cov pa roj ntau dhau yog qhov tseem ceeb.

Zoo kawg

Hydraulic mechanisms feem ntau ua cov haujlwm tseem ceeb uas xav tau kev sib txuas ntawm lub zog siab. Nyob rau hauv lem, lub hydraulic kua ua raws li ib tug tag nrho-fledged functional Cheebtsam ntawm xws li systems, kom ntseeg tau ruaj khov kev khiav hauj lwm ntawm cov units. Nrog rau txoj kev xaiv ntawm cov roj no, cov neeg ua haujlwm tu yuav tuaj yeem tsis tsuas yog txuas ntxiv lub neej ntawm kev khiav hauj lwm kev teeb tsa, tshuab lossis cuab yeej, tab sis kuj yuav ua rau kom muaj zog ntawm cov khoom siv. Qhov no yog vim qhov tseeb tias tib cov ntsuas ntawm kev ua haujlwm ntawm cov kua dej ua haujlwm tuaj yeem nce lossis txo cov load ntawm lub tshuab tsav,uas yuav cuam tshuam ncaj qha rau cov peev txheej siv.