DIState kɔsi nɛ sagyion

application tebea horow .

1. urban metro track systems – siw kwan a ɛyera no ano .

2. keteke kwan a ɛkɔ ntɛmntɛm – ɛbɔ keteke kwan ne nneɛma a ɛho hia ho ban .

3. keteke nhyehyɛe a anyinam ahoɔden wom – akwan a ɛbɔ ho ban wɔ catenary a ɛwɔ soro no ase .

4. mpɔtam a ɛho hia te sɛ keteke kwan so abɔnten so adan ne nnipa a wɔbae – ɛma ahobammɔ a wɔde asi wɔn ani so .

aguade ho nkyerɛkyerɛmu .

saa nhyehyɛe yi de polymer composite encapsulation layer ne wim tebea a ɛko tia abien-hydrophobic insulating coating bom, na ɛma wonya nkɔso wɔ rail-to-ground transition resistance a ɛboro 30 ω·km. ahobanbɔ a ɛwɔ afã abien no siw electrochemical corrosion akwan no kwan yiye, na ɛma keteke kwan no gyina bere tenten wɔ tebea a emu yɛ den te sɛ osu, sukyerɛmma, ne nkyene a wɔde petepete mu. eyi ma ahotoso a ɛwɔ track circuit signal transmission mu no yɛ kɛse kɛse.

aguade no dwumadi .

leap wɔ insulation adwumayɛ mu:

polymer substrates soronko yɛ afã abiɛsa a wɔde kyekyere nneɛma ho, na esiw current leakage ntam dade ne asase ntam.

amphiphobic (hydrophobic ne oleophobic) insulating coating no siw surface conductive films a ɛba no ano, na ɛma ɛyɛ nsakrae a ɛko tia (30ω·km.

nneɛma a atwa yɛn ho ahyia nyinaa wim tebea a ɛsɔre tia:

amphiphobic coating gyina osu/sukyerɛmma a ɛkɔ mu, nkyene a wɔde petepete so, ne mfutuma a ɛbata ho no ano, na ɛhwɛ ma mframa a ɛbɔ ho ban no gyina pintinn wɔ mmeae a ɛhɔ yɛ nwini.

uv a ɛko tia ne tumi a wɔde gyina ɔhyew a ɛsesa so fi -40°c kosi 80°c, a ɛfata sɛ wɔde di dwuma wɔ wiase nyinaa wim tebea ho mmeae ahorow.

adwumayɛ a ɛbɔ ho abien a ɛko tia corrosion:

wrapping layer no physically isolates rails fi ballast media so, na ɛtew electrochemical corrosion rate so bɛboro 70%.

ions a ɛmma nsɛe no ntumi ntutu, na ɛma dade a ɛwɔ soro no oxidation kwan no twentwɛn so.

adwumayɛ ne nsiesie ho ka a eye sen biara:

mfeɛ 25 a wɔde siesie adwuma a wɔmfa nsiesie (a ɛne en 50122 gyinapɛn hyia), ɛma track circuit no di nkoguo 90%.

adwumayɛ ho nkyerɛkyerɛmu .

mfiridwuma titiriw: polymer encapsulation layer + nano abien-hydrophobic insulating coating .

electrical adwumayɛ: keteke-kɔ-asase nsakrae resistance >30 ω·km (iec 62128 wet tebea sɔhwɛ)

mfiridwuma mu ahoɔden: encapsulation layer peel ahoɔden ≥8 kn/m; ballast nkɛntɛnso a ɛko tia >5000 cycles .

nneɛma a atwa yɛn ho ahyia a ɛbɛtena hɔ daa:

nkyene a wɔde petepete nipadua mu > nnɔnhwerew 1000 (iso 9227) .

uv onyin a ɛko tia > nnɔnhwerew 3000 (iso 4892) .

ɔhyew a ɛwɔ hɔ**: -40°c kosi 80°c, mpaapaemu biara nni hɔ wɔ ɔhyew kyinhyia 200 akyi .

ahobammɔ ho adansedi krataa**: ɛne en 45545-2 ogya ho banbɔ gyinapɛn hyia .

beae a wɔde akwammisa krataa kɔ .

keteke kwan a ɛkɔ ntɛmntɛm: keteke kwan a ɛkɔ soro a ɛma ballast biara nni hɔ no afã horow .

railways a ɛwɔ haul a emu yɛ duru: ahobammɔ a ɛko tia anyinam ahoɔden a ɛwɔ nsu a ɛyɛ hyew mu ma nhama a wɔatu ho ama a wotu fagude .

subway tunnels: sɛnkyerɛnne ahotoso ho awerɛhyem ma track circuits wɔ mmeae a ɛhɔ yɛ nwini .

mpoano keteke akwan: keteke kwan a ɛkɔ soro a wɔatrɛw mu nkwa nna wɔ mmeae a nkyene pii wɔ hɔ .

mmeae a wɔtow aba: ahobammɔ a wɔde siw ano wɔ mmeae a ɛwɔ track circuit ahorow a asɛe kɛse no mu .