Choyimbira Choyenda Pambuyo pa Drum Imodzi ndi Drum Iwiri: Ndi Chiti Chomwe Muyenera Kusankha?
Kusankha pakati pa ng'oma imodzi ndi ng'oma ziwiri zoyendera kumbuyo kumawoneka kosavuta mpaka mapepala ofotokozera atafika. Makina amodzi ali ndi ng'oma imodzi yachitsulo, inayo ili ndi ziwiri, ndipo n'kovuta kuganiza kuti ng'oma ziwiri ziyenera kugwira ntchito kawiri kuposa izi. Zipangizo zomangira sizimakhala zaulemu kwambiri. Kugwira ntchito bwino kwa ng'oma kumadaliranso kulemera kwa ntchito, mphamvu ya centrifugal, kuchuluka kwa kugwedezeka, m'lifupi mwa ng'oma, liwiro loyendera, momwe zinthu zilili komanso makulidwe a zigawo.
Yankho lothandiza ndilakuti chozungulira chimodzi chozungulira ng'oma nthawi zambiri chimagwirizana ndi kuthamanga kwafupipafupi, mayendedwe pafupipafupi komanso ntchito komwe kuli kofunikira. Chozungulira chozungulira ng'oma ziwiri chingapereke chitetezo chokhazikika pa phula ndi ma pass aatali opapatiza. Palibe kapangidwe kake kamene kapambana ntchito iliyonse, kotero zinthu ndi deta ya makina ziyenera kupanga chisankho, osati kuchuluka kwa ng'oma komwe kwasindikizidwa mu kabukuka.
Drum imodzi ndi Double Drum Roller: Kuyerekeza Mwachangu
| Chinthu chosankha | Chogudubuza choyenda kumbuyo kwa ng'oma imodzi | Chozungulira choyendera kumbuyo kwa ng'oma ziwiri |
|---|---|---|
| Makonzedwe olumikizirana | Ng'oma imodzi yachitsulo yogwedezeka, nthawi zambiri imakhala ndi mawilo othandizira | Ng'oma zachitsulo zakutsogolo ndi zakumbuyo zimatsatira njira yomweyo yogwirira ntchito |
| Mphamvu zofanana | Kugwira ntchito pang'ono, malo oimika m'mphepete komanso mayendedwe osavuta | Kuphimba msewu mofanana komanso kugwedezeka bwino pa phula |
| Ntchito zachizolowezi | Miyala, maziko a granular, malo otsetsereka a phula ndi ntchito yotsekedwa | Kukonza matalala, njira, malo oimika magalimoto ndi malo osungiramo zinthu zakale |
| Macheke ogulira zinthu zofunika | Mphamvu, m'lifupi mwa ng'oma, dongosolo la madzi ndi malo olowera mbali | Kulemera kwa ntchito, mphamvu, kuphimba kwa sprinkler ndi mphamvu yonyamulira |
| Cholakwika chofala | Kuganiza kuti ng'oma imodzi imatanthauza kufooka kwa mphamvu | Kungoganiza kuti ng'oma ziwiri zimatsimikizira kuzama kwakukulu kapena ma pass ochepa |
Chifukwa Chake Kuchuluka kwa Ng'oma Sikufotokoza Nkhani Yonse
The ACE RL600A-800 single drum roller range imagwiritsa ntchito ma hydraulic transmission, variable travel control, dead-man security system, ma scrapers odziyeretsa okha komanso thanki yamadzi yochotseka. Mphamvu ya centrifugal yofalitsidwa pa range ndi 15–20 kN, yokhala ndi vibration frequency ya 70 Hz. Ziwerengerozi zikuwonetsa kuti makina a ng'oma imodzi amatha kupangabe mphamvu yothandiza ndipo amatha kukonzedwa kuti agwire ntchito ya phula m'malo mongogwiritsidwa ntchito panthaka yotayirira.
The ACE RL500D-RL900D Double Drum Roller Range Imaphimba gulu lalikulu la magwiridwe antchito. Kulemera kwa ntchito kumakwera kuchoka pa 630 mpaka 810 kg, mphamvu ya centrifugal imakwera kuchoka pa 15 mpaka 30 kN, ndipo m'lifupi mwa ng'oma muli pakati pa 600 mpaka 700 mm. Mitundu yonse inayi imayenda ndi kugwedezeka kwa 3,600 pamphindi, pomwe mphamvu ya thanki yamadzi imakhala pakati pa malita 32 mpaka 35.
| Gawo la ng'oma iwiri ya ACE | Mndandanda wofalitsidwa | Tanthauzo lake pamalopo |
|---|---|---|
| Kulemera kwa ntchito | 630–810 kg | Zimakhudza kuyika zinthu mosasunthika, kunyamula ndi kunyamula |
| Mphamvu ya Centrifugal | 15–30 kN | Zikusonyeza kuti makina awiri okhala ndi ng'oma ziwiri angakhalebe ndi zotulutsa zosiyana kwambiri |
| Kugwedezeka kwafupipafupi | 3,600 vpm / 60 Hz | Iyenera kuganiziridwa pamodzi ndi liwiro la ulendo |
| M'lifupi mwa ng'oma | 600–700 mm | Kusintha kwa malo ofikira ndi njira yolowera kudzera m'mabowo opapatiza |
| Liwiro lalikulu kwambiri loyendera | 2.5 km/h | Zimakhudza kuchuluka kwa ma vibration cycles omwe amafika mita iliyonse |
| Kuchuluka kwa madzi | Malita 32–35 | Zimathandizira kunyowetsa ng'oma panthawi yogwira ntchito ya phula |
Mndandandawu ukusonyeza chifukwa chake "ng'oma ziwiri" ndi kapangidwe ka makina, osati chiŵerengero cha magwiridwe antchito. RL500D ndi RL900D zonse zili ndi ng'oma ziwiri, komabe mphamvu zawo zofalitsa za centrifugal ndi 15 ndi 30 kN motsatana. Makina achiwiri amapanga mphamvu yowirikiza kawiri kuposa yomwe yatchulidwa ngakhale kuti chiwerengero cha ng'oma sichinasinthe.
Liwiro Loyenda Limasintha Kuthamanga kwa Kukanikiza pa Meta
Kugwedezeka kwa mafunde kumamveka bwino kwambiri pa pepala lofotokozera, koma kumakhala kothandiza kwambiri ngati kulumikizidwa ndi liwiro loyenda. Ma ACE double drum models amagwira ntchito pa vibration 3,600 pamphindi, kapena ma cycle 60 pamphindi. Pa liwiro lalikulu lofalitsidwa la 2.5 km/h, zotsatira zake zongopeka ndi pafupifupi ma vibration 86 pamphindi. Pa theka la liwiro limenelo, pafupifupi 1.25 km/h, chiwerengerocho chimakwera kufika pa ma cycle 173 pamphindi.
Izi sizikutanthauza kuti kuyenda pang'onopang'ono nthawi zonse kumakhala bwino. Kuyenda pang'onopang'ono kudutsa phula lotentha mpaka nthawi yamasana si njira yodziwika bwino yochepetsera kugwedezeka. Zimangosonyeza kuti kuwonjezera liwiro kumachepetsa mphamvu yogwedezeka yomwe imagwiritsidwa ntchito pa mita iliyonse. Ogwira ntchito amafunikabe kulinganiza liwiro motsutsana ndi kutentha kwa zinthu, kuyenda kwa pamwamba, kuchuluka kwa cholinga komanso chiopsezo chogwira ntchito mopitirira muyeso pa gawolo.
Ndi chopukutira chiti chomwe chili bwino pa Asphalt?
Chogudubuza cha ng'oma ziwiri nthawi zambiri chimasankhidwa kuti chikonzedwe pang'ono ndi phula, njira zoyendera ndi malo oimika magalimoto chifukwa ng'oma zonse ziwiri zimadutsa mumsewu womwewo. Izi zingathandize kuti phula likhale lolimba, koma zotsatira zake zimadalirabe momwe phula limayendera, kutentha kwa phula, ukhondo wa ng'oma komanso kufalikira kwa madzi. ACE imayika mipiringidzo iwiri yokanda pa ng'oma iliyonse yomwe ili pa RL500D-RL900D yake, zomwe zimathandiza kuchotsa zinthuzo zisanayende mozungulira ng'oma ndikusiya chikumbutso chosafunikira pamalo omalizidwa.
Ma rollers a ng'oma imodzi sayenera kutayidwa chifukwa cha phula. Mitundu ya ACE single drum imaphatikizapo zotsukira zokha, m'mphepete mwa ng'oma yokhala ndi bevelled ndi thanki yamadzi yochotseka. Zinthu izi zimathetsa mavuto omwewo: zinthu zomwe zimamatira ku ng'oma, zizindikiro zooneka m'mphepete komanso kuyeretsa kovuta pambuyo pa ntchito.
Kutentha kumasinthanso zenera lozungulira. Unduna wa Misewu Yaikulu ku US lipoti lakuti phula losakanikirana ndi kutentha nthawi zambiri limayamba kutentha kwa 30–70°F, pafupifupi 17–39°C, pansi pa kutentha kwa phula losakanikirana ndi kutentha kwachizolowezi ndipo limakhala lozizira nthawi zonse ikayikidwa ndi kukanikizana. Chifukwa chake, njira yoyenera yopitira imadalira kusakaniza komwe kwaperekedwa, osati zomwe zidagwira ntchito pamalo oimika magalimoto Lachiwiri lapitali.
Ndi Roller iti yomwe imagwira ntchito bwino pa dothi ndi miyala?
Pa miyala, mchenga ndi granular sub-base, yerekezerani kulemera kwa ntchito, mphamvu ya centrifugal, chinyezi ndi makulidwe osalimba a zigawo. Makina a ng'oma imodzi akhoza kukhala osavuta kuyiyika panthawi yochepa, pomwe chitsanzo cha ng'oma yolemera iwiri chingapereke mphamvu zambiri komanso kuphimba kwakukulu. Komabe, palibe makina omwe angapulumutse gawo losakonzedwa bwino. Ngati chipangizocho chayikidwa chokhuthala kwambiri kapena chili ndi chinyezi chosayenerera, kuwonjezera ma pass ambiri kungangochepetsa pamwamba pomwe gawo lapansi limakhala lotayirira.
Makina odulira ng'oma awiri sagwiritsidwa ntchito pa phula lokha. Multiquip imalemba malo osungira mapaipi ndi dothi lozungulira pakati pa ntchito zake. Chozungulira cha MRH800GS cha tandem Mtundu umenewo umalemera makilogalamu 694, umapereka mphamvu yolimba ya 23.57 kN, umagwira ntchito pa 3,300 vpm ndipo umagwiritsa ntchito ng'oma za 650 mm. Ziwerengerozi zili m'dera lomwelo la magwiridwe antchito monga mitundu ingapo ya ACE double drum, zomwe zimapatsa ogula chizindikiro chothandiza chakunja.
Kufikira M'mphepete, Kuyendera ndi Kuwongolera Ogwira Ntchito
Ma rollers a ng'oma imodzi nthawi zambiri amafotokozedwa kuti ndi osavuta kugwiritsa ntchito pambali pa makoma, koma mawonekedwe a makina ndi ofunika kwambiri kuposa chizindikiro. Multiquip imafalitsa malo ochepera 25 mm a MRH800GS double drum roller, kusonyeza kuti makina a tandem amathanso kugwira ntchito pafupi ndi m'mphepete. Ogula ayenera kuyang'ana mbali yopachikika, m'lifupi mwa chimango, mayendedwe a chogwirira ndi kuwoneka kuchokera pamalo ogwirira ntchito m'malo modalira mawu onse okhudza kuyendetsa bwino.
Mayendedwe akuyeneranso kusamalidwa mofananamo. BOMAG BW 65 Mwachitsanzo, imalemera makilogalamu 720 ndipo ili ndi mulifupi wa 650 mm. Izi ndi zazing'ono malinga ndi miyezo ya road-roller, koma si chinthu chomwe antchito awiri ayenera kukakamiza pang'ono kukwera thabwa. Kunyamula katundu wa thireyila, kuwerengera malo otsetsereka, malo onyamulira ndi malo omangirira ziyenera kutsimikiziridwa musanagule.
Kodi pali ma pas angati komanso akuya bwanji?
Palibe chiwerengero cha anthu onse odutsa kapena kuya kokhazikika kwa chozungulira chogwedezeka. Zotsatira zake zimasintha malinga ndi kuyika kwa maginito, chinyezi, makulidwe a zigawo, kuuma kwa nthaka yothandizira, mphamvu ya makina ndi liwiro loyenda. Kuchuluka kwa ng'oma kokha sikungayankhe funso lililonse.
Chingwe choyesera chimapereka poyambira podalirika kwambiri. FHWA ikufotokoza zoyezera kuchuluka kwa nyukiliya monga zida zofulumira komanso zosawononga zoyezera ntchito ya nthaka pamalopo, zinthu zopyapyala komanso kuchuluka kwa phula. Bungweli likunenanso kuti ma gauge awa angathandize kukhazikitsa njira yogwirira ntchito bwino yozungulira ndi njira yodutsa, pomwe ma cores oyesedwa ndi labotale amakhalabe njira yolondola kwambiri yodziwira kuchuluka kwa msewu.
Ng'oma Imodzi Kapena Ng'oma Iwiri: Lamulo Lothandiza Logulira
Sankhani chogudubuza chimodzi choyendera kumbuyo kwa ng'oma pamene kugwirira ntchito pang'ono, kunyamula pafupipafupi komanso kugwiritsa ntchito mosavuta pa ntchito zazifupi za phula kapena granular ndizo zinthu zofunika kwambiri.
Sankhani chozungulira choyenda kumbuyo kwa ng'oma ziwiri ngati chikugwirizana bwino ndi msewu, kumaliza ndi phula komanso kulemera kwa makina kukugwirizana bwino ndi ntchitoyo.
Musanayitanitse, yerekezerani zinthu zenizeni, makulidwe osasuntha, kuchuluka kwa zinthu zomwe mukufuna kugwiritsa ntchito, m'lifupi mwa ntchito, mphamvu ya centrifugal, kuchuluka kwa kugwedezeka, madzi, malire a m'mphepete ndi malire oyendera. Kuchuluka kwa ng'oma kumathandiza kupanga mndandanda waufupi. Pepala lofotokozera, ndi nthaka pansi pa makina, zimapangitsa chisankho chomaliza.
Mafunso Ofunsidwa Kawirikawiri
Kodi chogudubuza cha ng'oma ziwiri nthawi zonse chimakhala cholimba bwino?
Ayi. Mtundu wa ACE double drum wokha uli ndi mphamvu ya centrifugal ya 15–30 kN, zomwe zikusonyeza kuti magwiridwe antchito amatha kusiyana kwambiri pakati pa makina omwe ali ndi mawonekedwe ofanana a ng'oma.
Kodi ng'oma imodzi yokha ingayende kumbuyo kwa phula lozungulira?
Inde. Chida chimodzi chopangidwa ndi ng'oma chokhala ndi thanki yamadzi, chokokera ndi m'mphepete mwa ng'oma yoyenera chingathe kugwira ntchito yokonza phula ndi malo ena ang'onoang'ono opangidwa ndi miyala.
Kodi chogudubuza cha ng'oma ziwiri chimafunika ma pass ochepa?
Osati zokha. Kuchuluka kwa anthu omwe apambana kumadalira zinthu, chinyezi, makulidwe a zigawo, liwiro, mphamvu ya makina ndi kuchulukana komwe kumafunika. Malo oyesera ndi othandiza kwambiri kuposa nambala yokhazikika yomwe yakopedwa kuchokera pamalo ena.
Kodi kampani yobwereka iyenera kuyerekeza chiyani?
Ogula nyumba yobwereka ayenera kuyerekeza kufunika kwa ntchito, kulemera kwa mayendedwe, zowongolera chitetezo, mwayi wopeza chithandizo, zida zogwiritsidwa ntchito nthawi zambiri komanso kukonza makina amadzi. Makina omwe amagwira ntchito m'malo ambiri ndi othandiza, koma pokhapokha ngati makasitomala atha kusuntha ndikuyendetsa bwino.
