Dab tsi yog Cov Haujlwm Tseem Ceeb ntawm Railway Rubber Pads?
Nyob rau hauv lub architecture ntawm arailway fastening system, covRail Padfeem ntau underestimated vim nws qhov loj me thiab tus nqi qis. Nws tsis yog ib daim ntawm cov roj hmab; nws yog ib tug sophisticated engineering interface. Yog li, dab tsi yog cov haujlwm tseem ceeb uas ua rau cov khoom tseem ceeb no?
1. Load Distribution thiab Stress Homogenization
Lub luag haujlwm tseem ceeb ntawm Railroad Pad yog los tswj cov kev thauj khoom loj loj uas tau dhau los ntawm cov tsheb ciav hlau hla. Microscopically, qhov chaw ntawm steel rail ko taw thiab cov pob zeb pw tsaug zog yeej tsis zoo tag nrho. Yog tsis muaj lub ncoo, kev sib cuag tsuas yog tshwm sim ntawm qhov chaw siab, ua rau muaj kev ntxhov siab ntau heev uas tuaj yeem tsoo cov pob zeb.
Lub siab -zoo Roj Hmab Track Pad ua raws li cov txheej txheem ua raws, sau cov kev tsis sib xws thiab hloov cov ntsiab lus thauj khoom mus rau hauv ib cheeb tsam sib xws. Qhov no ua kom lub cev hnyav ntawm lub tsheb ciav hlau sib npaug sib npaug thoob plaws lub txaj pw, tiv thaiv kev tawg ntxov ntxov thiab txuas ntxiv lub neej qaug zog ntawm tag nrho cov superstructure.
2. Kev vibration attenuation thiab suab nrov tswj
Raws li lub tsheb ciav hlau ceev nce, tswj kev sib cuam tshuam dynamic ua qhov tseem ceeb. Lub log - txoj kev sib tiv tauj ua rau muaj kev cuam tshuam loj heev - zaus vibrations. Yog tsis muaj Rail Elastic Pad ua lub caij nplooj ntoos hlav thiab damper, cov kev vibrations yuav hloov ncaj qha mus rau hauv lub ballast thiab subgrade.
Qhov no yuav ua rau kom sai sai ballast degradation (pulverization) thiab hauv av instability. Los ntawm kev siv cov khoom siv elastomeric siab heev, peb cov ntaub qhwv no nqus lub zog cuam tshuam, dissipating nws li cua sov. Qhov no tsis tsuas yog tiv thaiv lub hauv paus taug kev xwb tab sis kuj txo cov qauv- ua suab nrov, qhov yuav tsum tau muaj rau cov kab tsheb thauj mus los hauv nroog thiab siab - kev sib txuas ceev.
3. Infrastructure Protection thiab hluav taws xob rwb thaiv tsev
Tshaj li mechanics, Railway Pad ua haujlwm tiv thaiv kev tiv thaiv. Ua ntej, nws tiv thaiv "attrition"- qhov sib tsoo tawm ntawm cov pob zeb pw tsaug zog uas tshwm sim los ntawm cov feeb txav ntawm lub zog steel rail. Qhov thib ob, thiab qhov tseem ceeb sib npaug, yog kev sib cais hluav taws xob.
Rau txoj kev tsheb ciav hlau tso siab rau cov kab hluav taws xob rau kev taw qhia, lub ncoo thaiv cov hluav taws xob tam sim no los ntawm kev xau mus rau hauv av los ntawm txoj hlua khi. Qhov rwb thaiv tsev no ua kom muaj kev ntseeg siab ntawm cov teeb liab thiab kev nyab xeeb ntawm kev ua haujlwm.
Optimizing Performance nrog GNEE RAIL
Ntawm GNEE RAIL, peb nkag siab tias cov kab sib txawv tseem ceeb ua haujlwm sib txawv. Rau hnyav- cov kab tsheb thauj khoom, peb tsom mus rau cov peev txheej thauj khoom ntawm cov tawv HDPE Pads; rau cov neeg caij tsheb kab, peb ua kom muaj kev co damping zog ntawm cov roj hmab ntuj. Txawm li cas los xij koj qhov kev sib tw ua haujlwm, GNEE RAIL muab cov kev daws teeb meem tsim los ua kom muaj kev ntxhov siab.
| Rubber Rail Pad | ||
| Technical Parameter | Chav tsev | Tus nqi |
| Kev nruj | KN | 90-130 |
| Hardness Ntug A | degree | 72-80 degree |
| Electronic Resistance | Ω | Ntau dua lossis sib npaug rau 106 |
| Tensile zog ua ntej kev laus | Mpa | Ntau dua lossis sib npaug li 12.5 |
| Elongation ua ntej kev laus | % | Ntau dua lossis sib npaug li 250 |
| HDPE Rail Pad | |||
| Technical Parameter | Chav tsev | Kev Xav Tau | Tus nqi |
| Qhov ntom | g/cm3 | 0.95-0.98 | 0.95 |
| Tensile zog | Mpa | Ntau dua lossis sib npaug li 19 | 19 |
| Elongation | % | >80 | 150 |
| Melting Point | degree | 170-190 | 190 |
| Rwb thaiv tsev Resistance | Ω | Loj dua los yog sib npaug rau 1 × 1010 | 3.5 ×1010 |
| Hardness | A | Ntau dua lossis sib npaug li 98 | 98(A) |
| EVA: Polyethylene 80%, Vinyl Acetate 20%. | |||
| Technical Parameter | Chav tsev | Kev Xav Tau | Tus nqi |
| Qhov ntom | g/cm3 | 0.95-0.98 | 0.95 |
| Tensile zog | Mpa | Ntau dua lossis sib npaug li 15 | 16 |
| Elongation | % | >500 | 550 |
| Melting Point | degree | 170-190 | 170 |
| Rwb thaiv tsev Resistance | Ω | Loj dua los yog sib npaug rau 1 × 1010 | 5.0 ×1010 |
| Hardness | A | Ntau dua lossis sib npaug li 90 | 92(A) |
Peb cov EVA / HDPE / roj hmab rail pads yog nrog siab elasticity, thov rau hom kev tsheb ciav hlau xws li tsheb ciav hlau UIC54, UIC60, BS80lbs, BS100lbs, thiab ntau thiab tsawg raws li tau txiav txim. Cov ntaub qhwv tuaj yeem kho nrog lossis tsis muaj grooves, hauv ntau qhov tsim tau, nyob ntawm cov neeg siv khoom xav tau.