Kunzwisisa kwakagadziridzwa bitumen: polymer kuvandudza kwedenga uye pakubata kwekuita

Simbi yakashandurwa inomiririra kufambira mberi kwakakura mune asphalt tekinoroji, kupa zvivakwa zvakawedzerwa zvichienzaniswa nenhamba dzechinyakare. Inonyanya kushandiswa mune zvesedengauyepambiroZvikumbiro, kupa zvakakwirirakusimba, kuchinjika, uyeWaterproofkugona. Ichi chinyorwa chinobviswa munyika yeshandura bitumen, kuongorora kuti chii, kuti zvinosiyana sei nekwavoasphalt, basa rapolymerKugadziridzwa, mafaro ayo anokosha, uye zvakakura zvinobatsira zvinounza, kunyanya kuitira mabasa ekuda mukatiKuvaka mugwagwauyekutengeswa kwedenga. Kunzwisisamutsauko pakati pezviro uye kushandurwaBitumen inokosha yekugadzira sarudzo dzine ruzivo nezvezvinoshandiswa, dzinoverengera kuita kwenguva refu uye mutengo-kushanda. Kunyangwe iwe uchisanganisira muzvikamu zvikuru zvekusimbisa kana kudzivirira zvinhu zvakakosha zvekuvaka nazvoyakagadziridzwa bitumen padenga, Gwara iri rinopa ruzivo rwakakosha kubva pamaonero omugadziri.

Chii chaizvo chiBitumen uye inoshandiswa sei tsika?

Bitumen, kazhinjiinonzi asphaltMune mamwe matunhu kufanana North America, mutema, mutema, akasviba, anoshanda kwazvo, anonyanya kujairika kuitika kana kuwanika seyenga kubva kune yakasara kubva petroleum distillation.Bitumen isanganiswa yakaomaof hydrocarbons. Netsika,Bitumen inowanzoinoshandiswa seyinopinda mukatiAsphalt preeuye seWaterProofingmumiririri mukatidengazvikumbiro. Izvo zvarokuomesa uye kudzora kwemvuraIta kuti zviite kuti zviite kuti zvibuke kusunganidzwa pamwe chete kuti ugadzire nzvimbo dzinogara dzakasarudzika uye dzekugadzira zvipinganidzo zvematenga pamatenga edenga.

Iyo yekutanga kukwezva kweanowanzoitikaBitumen inoshandiswaMune izvi zvekushandisa zvave zviri mutengo wayo-kushanda uye kuwanikwa.Bitumen inoshandiswazvakanyanya mukatiKuvaka mugwagwa uye kugadzirisamhiri kweGlobal. Migwagwayakavezwa neBitumenIpa zvakanyatsogadzikana uye zvakamira pamusoro. Pamba,Bitumen inodarokukosheswa nekugona kwayo kusika musungwa,WaterproofZvikamu, kazhinji zvainyorera mumigwagwa yakawanda kana sechikamu cheakavakirwa-kumusoro kwedenga (bur) masisitimu. Nekudaro, standardbitumen inogonavane zvisingakwanisi, kunyanya maererano nekuita kwayo pasi pekudziya kwakanyanya uye mitoro inorema. Iyoinogona kuvabrittle mumamiriro ekunze anotonhora uyenyorovesazvakawandisa mukatikupisa kwakanyanya, inotungamira yekupaza, kurongedza, kana deformation nekufamba kwenguva.

Kunzwisisa kukoshazvivakwa zveBitumenkiyi. Maitiro ayo anoonekwa nezvinhu zvakaita seyekuputika giredhi (zvichiratidzakuomesa kana kupfava kweBitumen), zvinyoro-nyoro, uye zvinowanzoitika. Paunenge uchishanda kune akawanda manyorerwo ekushandisa, kukosha kwekusimbiswa kwekuita, kurebaHupenyu hweBasa, uye kupokana kukuru kune kushushikana kwezvakatipoteredza kwakavezwa nenzira yekugadzirisa. Izvo zvisingarerwi zvevengoBitumen inouyakujekesa mumamiriro ekuda, achikurudzira kukura kwekuvandudzwa kwezvinhu zvakagadziriswa sengepolymer yakagadziridzwa bitumen. TsikaBitumen inopahwaro hwakasimba, asishandura bitumenanovaka pazviri zvakanyanya.

Saka, chii chinoita kuti bhitimu raigadziridzwa dzakasiyana?

Iyo coremutsauko pakati pezviro uye kushandurwaBitumen iri kunorara mukuwedzera kweiyo chaiyomodifiers, kazhinji polymers, pachigadzikoasphalt. Maitiro aya, anozivikanwa seBitumen Kugadziridzwa, nyanzvi yekuchinja zvivakwa zvemuviri uye zvemakemikari zvezvinhu zvekutanga. Isushandura bitumen, isu chaizvo injini kuti ikurire kushaya simba kwekunetsekaasphalt, kuumba yakakwirira bunder yekudaidzira mashandiro akaita kungeyakagadziridzwa bitumen padengauye yakakwirira-trafficpambiro.

Kuwedzera apolymerkana zvimwemodifierinokwikwidza akati wandei hunhu hunhu.Shandura bitumenkazhinji kuratidzira kwakadzivirirwa kwekuwedzera, kuramba kukuru kugadzirisa kusingaperi (kuridza) kukupisa kwakanyanya, yakagadziridzwa kuchinjika uye yakaderedzwa kupazakupisa kwakadzika, kuwedzera hupenyu hwekuneta, uye zvirinaniAdhishingpakati peiyo binder uye kuunganidzwa. The thepolymernetwork yakaumbwa mukatiasphaltMatrix anobatsira iyo otambanudza uye kupora, ichiita kuti isanyanya kukurira mukukuvara-kushushikana kukuvara kubva ku traffic kurodha kana kurongedza cycling pane adenga.

Funga nezvazvo sekuwedzera zvinhu zvakakosha kune imwe nzira yekuvandudza iyo yekupedzisira ndiro. Isushandura bitumenkusimudzira envelope yayo yekuita. Izvi zvinorevapolymer yakagadziridzwa bitumeninogonatsungiriraRudzi rwakakura rwe tembiricha uye kuendesa mamiriro kana uchienzaniswa neyakagadzika mwero wekupokana. Izvi zvakavandudzwakusimbainoshandura nzira dzakananga kumigwagwa isingaperi uye matenga, pakupedzisira kuderedzakuchengetedza uye kugadzirisazvinodhura pamusoro peHupenyu hweBasaof the dhizaini. Chinangwa chinogarashandura bitumennenzira iyo inogadzirisa iyo yayo yaitarisirwa kushandiswa, ingave iri nzira yakabatikana kana yekutengesa yakatengeswadenga. The theKushandisa kweNzvimboBitumen yave kuwedzera kujairika nekuda kweizvi tangeble maitiro ekugadzirisa.

Nei polymer ichisimudzirwa yakakosha kune ino yemazuva ano bitumen application?

Polymer Kugadziridzwahazvisi zvekuita zvekugadziraBitumenzvishoma zviri nani; Zvinowanzo kuve zvakakosha kuti usangane nezvinodiwa zvevanoshandiswa zvemazuva ano uye zviyero zvekuvaka. Sezvo traffic mavhesi anowedzera, madhiri edemo anowana anorema, uye mamiriro emamiriro ekunze anowedzera kunyanyisa, akajairwaasphaltkunetseka kuti utsungirire. Kudiwa kweshandura bitumeninobviswa kubva pane chinodiwa chezvinhu zvinopa zvakanyanya kugadzirisa kwakanyanya uyekusimba. Polymer yakagadziridzwa bitumen (PMB)zvakananga kero idzi matambudziko.

Sumo yePolymers inokwirisa zvakanyanya viscoelastic zvivakwa zveBitumen. Izvi zvinoreva kutiasphaltUnogona kuzvibata zvakanyanya kunge elastic yakasimba pane yakakwirira service tembiricha, kuramba kuyerera uye kuyambuka, uchichengetedza kukwana kwakakwana pakudziya kwakadzika kudzivirira kupaza. Izvi zvakavandudzwaKudzivirira Kusvibisainokosheswa kwenguva yakarebapambironzvimbo. Zvakafanana, nekutiyakagadziridzwa bitumen padenga, iyo yekuwedzera elasticity uye kuomarara kwakapihwa naPolymer KugadziridzwabvumidzaDzimba dzedengazviri nani kugara pachivako chekuvaka uyetsungiriramamiriro ekunze mamiriro ekunze, kusanganisiraMvura inonayauye UV kuratidzwa, kuona zvakakwiriraWaterProofingKuvimbika Kare KurebaHupenyu hweBasa.

Uyezve,polymer yakagadziridzwa bitumenkazhinji inoratidzira yepamusorokunamatirahunhu. Izvi zvakavandudzwaAdhishinginovandudza chisungo pakati peiyo binder uye inounganidzwa mukatiAsphalt pree, kuderedza mukana wekutambisa (apo iyo binder inoparadzanisa kubva kune akaungana, kazhinji nekuda kwekunyorova). Mukatidenga, zvirinaniAdhishingAnovimbisa kuti mapepa akasungwa zvakasungwa uye membrane anoramba akasungirirwa akasimbisa zvakanyanya kune substrate. Kunyanya, sarudzo yekuShandisa Bitumeniyo yakagadziridzwa ne polymers inzvimbo yekudyara mukuita, hupenyu hurefu, uye hwakadzora mararamiro ehupenyu hwekutoradengauyeKuvaka mugwagwazvirongwa. The thekuita kwekushandurwaBitumen anoruramisa iyo kazhinji inowanzo kuve yakakwirira yekutanga yekutanga mutengo. Tinowanzogoverayakakwirira-tembiricha asphaltizvo zvinobatsira zvikuru kubva pane izvi shanduko.

Ndeapi marudzi akajairika ema modifiers anoshandiswa muPolymer akagadziridzwa bitumen?

Variousmhando dzekushandurwaBitumen aripo, kunyanya inotsanangurwa neRudzi rwezvakagadziriswa bitumen modifieryakashandiswa. Nepo zvinoverengeka zvinhu zvinogona kuvekusanganisa neBitumen kuEastzvivakwa zvaro, polymers ndiyo inonyanya kujairika uye inoshandamodifiers. Mapoka makuru maviri ePolymerszvinoshandiswa zvakanyanyakutishandura bitumenvari elastomers uye maPlondemers.

1. Elastomers (SBS - Styrene-Butadiene-Styrene):

   • Sbsis a thermoplastic rabha inopa yakakoshaElasticitykuBitumen.
   • RiniSbsinopararira zvakanaka mukatiasphalt, inoumba polymer yePolymer, ichipashandura bitumenzvakanakisa kudzoreredza zvivakwa. Inogona kutambanudza pasi pevhu uye udzokere kune kwayo chimiro.
   • SBS yakagadziriswa bitumeninonyanya kukosheswa kuti ishanduro yayo atkupisa kwakadzikauye kupokana kwaro kuneta, kuriita kuti ive yakakodzera nzvimbo nekukosha kwekudziya kwekudziya uye kuremerwa kwemotokari mukatiKuvaka mugwagwa, pamwe nekuita kwakakwirira-kuitayakagadziridzwa bitumen padengamembranes. Iyo yakawedzerwaElasticityinobatsiradengaGadzirisa kurongedza kufamba.

2. Plastomers (app - Atabic Polypropylene):

   • App ndeye thermoplasticpolymeriyo inowedzera kuomarara uyeKudzivirira KusvibisayeBitumen, kunyanya pakupisa kwakanyanya.
   • Appyakagadziridzwa bitumeninowanzove neyakanyanya kupfava pfungwa uye inopa yakanakisa UV kuramba uye kusimba.
   • Zvinowanzo shandiswa mukatiyakagadziridzwa bitumen padengamembranes, kunyanya izvo zvinoshandiswa uchishandisa nzira dzekutarisa, sezvo iyo app inobatsira iyoBitumen kuyererazvakanaka kana wopiswa. Nepo mashoma elastic kupfuuraSbsyakashandurwa bitumen, app inopa kutaridzika kwakasimba uye kupokana kwemamiriro ekunzeMatenga edenga.

KupfuuraSbsuye app, zvimwemodifiersinogona kushandiswa, dzimwe nguva mukubatanidzwa, kusanganisira:

• Crumb that yakagadziridzwa bitumen (KRMB):Inoshandisa kudzoreredzwa tirera rabarashandura bitumen, kupa zvinobatsira zvemamiriro ekunze pamwe nekuwedzera kwekuita sekuvandudzwa kwarwo rut kuramba uye kuneta hupenyu. Iyi inzvimbo inokura mukuchengetedzaKuvaka mugwagwa.
• Etleyne Vinyl acetate (Eva):Imwe plastomericpolymeryaishandiswa kuvandudza yakakwira-tembiricha kuita.
• Asphalt offication:Zvigadzirwa kunge Gilsonite kana Trinidad Lake Asphalt inogonawo kushandiswashandura bitumen, kushandura zvivakwa zvaro.

Sarudzo yemodifierzvinoenderana zvakanyanya pane chinangwa chakanangwa (dengavs.pambiro), iyo chaiyo yekuita zvinodiwa (i.e., mamiriro ekunze, traffic mutoro), uye kufunga kwemari. Imwe neimwemodifierinopa hunhu hwakasarudzika, uchibvumidza kugadzirisashandura bitumenkusangana chaikokutaurwazvinodiwa.

Sarudzo dzakagadziridzwa dzinotakura sei dzinowedzera kudzivirira kuvaka?

Yakagadziridzwa bitumen padengaSystems inomiririra yakakosha kukwidziridzwa pamusoro pechinyakare asphalt-baseddengakufukidza, kupa zvakakwirira kuchengetedzwa uye kuregerera kwezvivakwa zvekutengeserana uye zveindasitiri. Iyo kiyi inorara mune yakavandudzwa zvivakwa zveshandura bitumeniyo pachayo, iyo inoumba iyo coreWaterProofingchinhu cheDzimba dzedenga. Nekubatanidza polymers sengeSbskana app,yakagadziridzwa bitumen padengamembranes inowana kuchinjika, simba, uye kusimba kure nekufamba kwenguva zvakanyanyaasphalt.

Chimwe chezvakanakisa zvakanakira zvinokurudzirwaWaterProofing Capability. The thepolymer yakagadziridzwa bitumeninogadzira yakasimba, isina kusungwa, uye inodzivirira mvuramembrane. IzviYakanakisa mvurainokosha yeflat kana yakaderera-inotsvedza matenga, ayo anonyanya kutambudzika pakurima mvura. Iyo yakawedzerwaElasticityofSBS yakagadziriswa bitumen padenga, semuenzaniso, inobvumira iyodengaKutambanudza uye chibvumirano nekuvaka kufamba uye tembiricha shanduko pasina kupaza kana kupatsanura, kuchengeta kutendeka kwayo kwemvura. Appyakagadziridzwa bitumen padenga, nepo mashoma elastic, inopa kuomarara kwakashata uye kuramba kuyamwisa uye kugadzirwa kweUV, kupa nguva yekugaraWaterproofdziviriro.

Uyezve,yakagadziridzwa bitumen padengamasisitimu anozivikanwa nesimba ravo uyekusimba. Ivo vanowanzogadzirwa semashiti-akagadzirwa masaiti kana madhiri, anovimbisa kusarongeka uye kusviba. Aya memberames anowanzobatanidza kusimbisa mats (i.e., polyester kana fiberglass), iyo, yakasanganiswa neyakaomashandura bitumen kuunganidza, zvabuda muDzimba dzedengaizvo zvinogonatsungiriraTraffic traffic, chimvuramabwe kukanganisa, uye kumwe kushushikana kwemuviri. Kubata uku kunoshandura kusvika kureHupenyu hweBasauyeyakaderedzwa yekuchengetedza zvinodiwa tichienzaniswa nenyama yetsikaDenga, rinopa varidzi vekuvaka nekukosha kwenguva refu uye rugare rwepfungwa. The theYakanakisa mvura yezvivakwazvakasanganiswa nekusimbagadzirayakagadziridzwa bitumen padengasarudzo inosarudzwa yekuvimbikaMatenga edenga.

Ndezvipi zvinhu zvakadzikira zvikonzero zvakadzama zvetsika dzegomba?

Yakagadziridzwa bitumen padengavanowanzove magungano akawanda akagadzirwa kuti apengenziWaterProofinguyekusimba. Nepo kusiyana kunovapo zvichienderana nezvakanangakutaurwauye nzira yekushandisa (i.e., torch-yakaiswa, inopisa-yakamiririra, inotonhora-inoshandiswakunamatira, kuzvishingisa), izvo zvikamu zvakakosha zvinosanganisira:

1. Kuda:Chigadziko chetsiva chedenga(i.gore, huni, simbi, kongiri) pane iyoRoofing systemyakaiswa.
2. Insulation:Inopa kurwisa kunopesana, kuvandudza kugona kwesimba rekuvaka. Izvo zvinowanzoiswa pamusoro peiyo deck.
3. Vapor barrier (kusarudza):Inoshandiswa mune mamwe miganhu kana marudzi ekuvaka kudzivirira muputi wekunyorovera kubva mukusvikira iyo insulation kana pasi pedengamembrane.
4. Base Sheet (s):Imwe kana inopfuura marimu yakachengetedzwa kune iyo substrate (insulation kana deck). The theBase Sheetinopa hwaro hwemapepa e cap uye inopa kune yakazaraWaterProofingUye simba. Inogona kunge ichisungirirwa, inosungirirwaHot Asphaltkana kutonhorakunamatira, kana kuzvinamatira. VamweBase SheetMhando dzakabatanidzwa neshandura bitumen.
5. Modified bhitumen membrane (cap pepa):Iyi ndiyo yekutangaWaterProofinglayer uye kutsanangura chikamu chehurongwa hwehurongwa. Inosanganisirapolymer yakagadziridzwa bitumen(SBS kana app) yakasimbiswa nePolyester kana fiberglass. Iyo yepamusoro yepamusoro inowanzofukidzwa ne granules (yeUV Dziviriro uye Aesthetics), foil, kana yakatsetsekakuunganidza. Izvimembraneinoiswa pamusoro peBase Sheet, ine seams yakafukidzwa uye yakasungwa ichishandisa kupisa kwelding (torching),Hot Asphalt, kutonhorakunamatira, kana tekinoroji yekuzvinyudza. Idzi fekitori-yakagadzirwaBitumen mashitsiIta shuwa kudzora kwemhando.
6. Surfacing:Inodzivirira iyoshandura bitumenMembrane kubva kuUV Radiation uye mamiriro ekunze, anovandudza kudzivisa moto, uye anogona kupa chimiro chaunoda. Kujairika surfacings inosanganisira mineral granules yakadzvanywa mupepa reCap panguva yekugadzira, munda-wakashandiswa zvinonyadzisira zvouchinjiko (izvo zvinogonaDeredza kupisa kupisa), kana kuviga.

Izvi zvikamu zvinoshanda pamwe chete synergistical kuti ugadzire yakasimba, kwenguva refu-pekugaraMatenga edenga. Kunaka kweshandura bitumen membraneIro pacharo kutsoropodza, asi kwakakodzera kuisirwa uye kubatanidzwa kwezvinhu zvese zvakakosha zvakaenzana pakuzadzisa kuita kwakakwana uye kuwedzera iyoHupenyu hweBasayedenga. Maitiro etsika anovimbisa redundant zvigadziro zvekudzivirira uye kusimbamvura uye inonamira zvivakwa.

Inogona kugadzirisa bitummen inovandudza kugadzirwa kwemugwagwa uye kujairwa kwekugara?

Zvamazvirokwazvo. Nguva zhinji inobatanidzwa nedenga, shandura bitumenanoita basa rakakosha mune zvazvinoKuvaka mugwagwa, kuwedzera zvakanyanyakusimbauye kuita kweAsphalt pree. Nheyo dzakafanana dzinoshanda: kuwedzera polymers kana zvimwemodifiersKuvandudzaBitumen'skugonatsungiriraIko kushushikana kunosemesa traffic traffic uye dzakasiyana mamiriro ekunze mamiriro. The theshandisa yeiyo yakashandurwa bitumen mumugwagwaZvikumbiro zvakananga kero zvakajairikapambirokukundikana.

Polymer yakagadziridzwa bitumenBinder anotungamira kuasphaltmusanganiswa neakakwiriraKudzivirira Kusvibisa, kunyanya kuridza kunokonzerwa nemitoro inorema mukatikupisa kwakanyanya. Iyo yakawedzerwaElasticitykudzivirirwamodifierskungeSbsinobatsirapambiroFlex pasi pemutoro uye kupora, kuderedza kupera simba kwekuti kunowanzoitika kudzokororwa kwekushushikana traffic. Uyezve,shandura bitumeninovandudza kushanduka kukupisa kwakadzika, kugadzirapambirokushoma proone kune inopisa kupaza panguva yekutonhora. Izvi zvakawedzera zvekuita renji zvinoitashandura bitumenZvakakosha nzira dzakakwirira, nhandare dzendege, uye dzakaomesesa nzira dzemumaguta zvinowanikwa zvinoitwa zvakakwirira.

Izvo zvakavandudzwaAdhishinghunhu hweshandura bitumenZvakare zvakanaka kutipambiroLoromvity. Chisungo chakasimba pakati peasphaltBinder uye maAggregate zvimisangano zvinoita kuti musanganiswa uwedzere kupokana nekukuvara kwekunyorova (kubvumidzwa), chikonzero chakajairika chekutangapambirokudzikira. Nekuderedza kudedera, kupaza, uye kubvarura,Asphalt preeyakavakwa neshandura bitumeninopa zvakanyanya nguva yakarebaHupenyu hweBasauye zvinoda zvishomakuchengetedza uye kugadzirisa. Kunyangwe iyo yekutanga mutengo inogona kunge yakakwirira zvishoma kupfuuraVagadziri vepfungwa, Hupenyu-kutenderera kwemutengo wekuchengetedza kubva pakuwedzerakusimbauyeyakaderedzwa yekuchengetedza zvinodiwagadzirashandura bitumensarudzo inodhura-inoshanda yekutsoropodzaKuvaka mugwagwazvirongwa. Zvinhu zvakaita seduepakati tembiricha asphalt blockinogona kuumbwa nekuvandudza uku.

Mbudzi rabha raigadzirwa rakagadziridzwa sununguko yakasimba here?

Ehe,Crumb Rubber Yakagadziriswa Bitumen (KRMB)iri kuwedzera kuzivikanwa seyakarongeka sarudzo mukati meimba yeshandura bitumentekinoroji, kunyanya yeKuvaka mugwagwa. IzviRudzi rwezvakagadziriswa bitumenanoshandisa zvakaringana pasi rabha yakawanikwa kubva kuhurema matai semodifierfor theasphaltbinder. Yayo yekutsigira inomira kubva kune maviri kiyi zvinhu: kudzikisira kutsikisa nekuwedzera kwekuwedzera.

Chekutanga,Crumb Rubber yakagadziridzwa bitumenInopa iyo yakakosha yekubuda kweyekupedzisira-yehupenyu-hupenyu matairi, ayo anoisa dambudziko rakakosha pasi rose. Kubatanidza crumb rabara mukatiasphaltinosimbisa mamirioni ematairi kubva kuLandfill kana mashopu, anokurudzira nzira yedenderedzwa hupfumi. Kushandisa iyi yakagadziridzwa zvinhu inoderedza kuvimba kwemhandara (zvese zviri zviviripolymer modifiersuye zvinogona zvimweBitumen) inodikanwa kuti uwane yaunoda maitiro ekuita mukatipambiro. Ichi chikamu chinoenderana zvakanaka nemirairo inokura yezvemamiriro ekunze uye matanho akatarisana nekudzoreredza kudzokororwa uye kurongeka kuchengetedza.

Wechipiri,Crumb Rubber yakagadziridzwa bitumeninowanzonunura zvibodzwa zvinobatsira zvekuita. Iyo rabha rabhiita neBitumenzvikamu pakupisa kwakanyanya panguva yekugadzira, kuwedzeredza iyo binder's elasticity, kuchinjika kukupisa kwakadzika, uyeKudzivirira Kusvibisa(kurongedza) uye kupera simba kupaza. Migwagwayakavezwa neBitumenyakashandurwa nemacheka erubhi anogona kuratidza yakavezwa skid kurwisa uye yakaderedza ruzha rwemigwagwatichienzaniswa nenyama yetsikaPaments. Ipo maitiro chaiwo anogona kusiyana zvichienderana nemhando yerabha, size size, uye kuita kusanganisa,Crumkazhinji inopa kuvandudzwakusimbauye zvingangoitikaHupenyu hweBasa, inopa kuti ibatsirwe nakuderedza zvinodiwakazhinjikuchengetedza uye kugadzirisanekuvakazve. Semunhu tekinoroji inofambira mberi,Crumb Rubber yakagadziridzwa bitumeniri kuita nzira inoyevedza uye inokwezvashandura bitumenfor greenerKuvaka mugwagwa.

Ndezvipi zvakanakira kwenguva refu uye hupenyu hwekushandiswa kushandisa makasimudziro bitumen?

Chisarudzo kunashandura bitumennevazhinji phermers kana vamwe vamiririri vanoshandura muzvikosha zvakakosha kwenguva refu, zvinonyanya kutenderedza zvakaringanakusimbauye yakawedzeraHupenyu hweBasaZvese zviri zviviridengauyepambirozvikumbiro. Izvi zvakanakira pakupedzisira zvinotungamira kune zviri nani hupenyu-kutenderera mutengo-kushandatichienzaniswa nenyama yetsika.

• Hupenyu hwekuwedzera Webasa:Izvi zvimwezve kubatsira kwakanyanya.Yakagadziridzwa bitumen padengaSystems inogona chaizvo kuzere makore makumi maviri nemashanu kusvika 20-30 kana zvakare yakareba nekuiswa kwakakodzera uye kugadzirisa, kwakanyanya kusimbisa vazhinji vakajairwadengamhando. Saizvozvo,Asphalt preeuchishandisashandura bitumeninogona kuratidzira yakanyanya kureba likeespan isati yarira huru kugadzirisa, inogona kuwedzeraHupenyu hweBasane50% kana anopfuura mumamiriro ekuda. Iko kusiya kwakanyanya kupokana nekuparadza, kurongedza, kupera simba, uye mamiriro ekunze zvinoreva kuti zvinhu zvinongogara zvekare.
• Yakaderedzwa Kugadziriswa Zvido:Nekutishandura bitumeninosimbisa zvakanyanya kupesana nemhando dzakajairika dzekutambudzika, iyo nguva zhinji uye nekuwirirana kwekuchengetedza uye kugadzirisazvinowanzo kuderedzwa. Formatenga, izvi zvinoreva kushoma kubhururuka kunogadzirisa uye kushoma kuita. Zvemigwagwa, inoshandura kushoma kupaza chisimbiso uye pothole zvichifamba. Izvi hazvingononoke zvakananga zvekugadzirisa zvakaringana asi zvakare kuderedza kuvhiringidzika zvine chekuita nemabasa ekugadzirisa (i.e., traffic kunonoka, kuvaka nyaya dzekuvaka).
• Yakavandudzwa kuita mumamiriro ezvinhu akanyanyisa: Shandura bitumeninochengetedza zvivakwa zvayo zvinodikanwa pamusoro peiyo yakafara tembiricha. Hazvadaronyorovesazvakanyanyisa mukupisa kwakanyanya kana kuita sebrittle mukutonhora kwakanyanya. Izvi zvinoita kuti zviite kuti zvienderane nemamiriro ekunze akakosha ekudzidzira uye anovimbisa akavimbika kuita gore-kutenderera, kungave kuridengaKutsungirira Zuva reZhizha uye Nguva yechando Yemahara kana apambiropasi pekutenderera kwakanyanya. Kugona kwetsungiriraAya akanyanyisa kiyi kune ayo mashoma.
• Yakavandudzwa Kuchengetedza:Kune maPakements, akavandudzwa kurwisa rut uye anogona kunge ari nani kusvetuka kupesana kunobatsira kuchengeteka kwemugwagwa. Formatenga, iyo yakawedzerwakusimbauyeWaterProofingIpa dziviriro iri nani kune vagari vekuvaka uye zvinhu.
• Zvirinani kudzoka pakudyara:Nepo yekutanga mutengo kushandura bitumenuye uishandise mukuvaka inogona kunge yakakwirira kupfuura kushandisaVagadziri vepfungwa, iyo yakawedzerwaHupenyu hweBasauyeyakaderedzwa yekuchengetedza zvinodiwakazhinji zvinoguma nekuderera kwehupenyu hwese-kutenderera kwemitengo, kupa mari refu-refu investment. The theLifespan yeBitumified BitumenZvikumbiro zvinopa zvinooneka kukosha.

Mukukosha, kusarudzaShandisa BitumenIzvo zvakashandurwa chinhu chinodyarwa mukusiya uye hurefu, kubhadhara zvakadarika kuburikidza nekudzikiswa kwekukwirisa uye hupenyu hurefu hwekuita.

Isu tine chokwadi chatinoziva sei mhando uye kutevedzera kutevedzera mune yakagadziridzwa bitumen kugadzirwa?

Senge mugadziri ne7 yekugadzira mitsara ichinyatsoziva muzvigadzirwa zvakaitaCoal Tar Pitch Flakesuye dzakasiyana-siyana asphalt emagiramu, kuvimba neyakawirirana mhando uye kuomerera kuomerera kunekutaurwazvinodiwashandura bitumeniri. Kune vatengi vakaita saMark Thompson, uyo anokoshesa mhando pamwe chete nemitambo yemitengo, akasimba kudzora kusatenderwa haatauri. Maitiro edu anosanganisira macheki mazhinji uye zviyero.

Zvinotanga neanosarudzwa zvine mutsindo. ChigadzikoBitumenInofanirwa kusangana chaiyo yemhando nzira isati yatopinda mukugadzirisa maitiro. The thepolymerkana zvimwemodifier (Sbs. Isu tinochengeta hukama hwakasimba nevatengesi vedu uye mufambiro unouya kuongorora zvinhu. Munguva yeModified bitumen kugadzirwaKuzvigadzirisa pachako, paramita sekusanganisa tembiricha, kusanganisa nguva, uye shear chiyero chakanyatso kudzorwa uchishandisa otomatiki masisitimu uye kutariswa nehunyanzvi hunyanzvi. Izvi zvinovimbisa kudzingiswa kwakakodzera kwemodifiermukati meBitumen, iyo inotsoropodza yekuzadzisa iyo yaunoda kuvandudza muzvivakwa sengeElasticity, Kudzivirira Kusvibisa, uyeAdhishing.

Crulnders, kuongororwa kwakasimba kunoitwa pane yekupedzisirashandura bitumenchigadzirwa. Sampuli dzinogara dzichitorwa kubva pakugadzira mabhebhi uye yakaiswa pasi pebhatiri yemabharabheti bvunzo. Iyi miedzo inoratidza kiyi yekuita zviratidzo sezvakatsanangurwa mune yakakodzera yenyika dzese kana mutengi-yakatarwa maitiro (i.ege, astm, en zvirevo). Miedzo kazhinji inosanganisira:

• Sporing Inge
• Kupinzwa
• Elastic kupora (kunyanya yeSbsyakashandurwa bitumen)
• Dynamic Shear Rherometer (DSR) kuyedza (kuratidza viscoelastic maitiro kune dzakasiyana kupisa)
• Kubheka Beam Rheometer (BBR) kuyedza (kune yakaderera-tembiricha kuomarara)
• Kumanikidza
• Kuchengetera kugadzikana (kuve nechokwadipolymeranogara akapararira)

Nekuchengetedza mhando dzakanaka dzemhando dzekutongashandura bitumenzvigadzirwa zvinosangana nezvinodiwakutaurwauye zviyero zvekuita, kuve nechokwadi chekuvimbika kune inodaidzira kuti zvibodzwa zvakaitayakagadziridzwa bitumen padengauye yakakwirira-kuitapambiro. Iyi nzira ine mukurumbira inobatsira kudzivirira nyaya seChitupa Chekunyepa chiratidzo chiratidzo uye uchivimbisakuita kwekushandurwaBitumen inosangana nezvinotarisirwa.

Kuita Chisarudzo Chakakodzera: Kukurukurirana Kwakakosha kwekusarudza Stified Bitumen

Kusarudza zvakakodzerashandura bitumenChigadzirwa chinoda kunyatsofungisisa nezvezvinhu zvakati wandei, chasimbisa iyo yakasarudzwa zvinhu inoenderana zvakakwana neyekutanga chinangwa chaicho uye mamiriro ezvinhu epamhepo. Zvekuita mari yekuviga senge Mako Thompson, kuyera kunaka, mutengo, uye kunyorera tsamba kiyi. Heano mamwe mafungu ekutanga:

1. Chikumbiro:Ndiyeshandura bitumenyakagadzirirwadengakanapambiro? Izvo zvinodikanwa zvinodiwa zvinosiyana zvakanyanya.Yakagadziridzwa bitumen padengakazhinji vanotungamiraWaterProofing, kuchinjika, uye UV kuramba, nepopambiroZvishandiso zvinotarisaKudzivirira Kusvibisa(Kuverengera), kupera simba kupaza, uye kupaza kwemvura.
2. Rudzi rweModifier:Sarudzo pakatiSbsuye app (kana zvimwemodifiersSemacheka makumbo) ane musoro.
   • SBS yakagadziriswa bitumenzvinopa zvakakwiriraElasticityuye inoderera-tembiricha yekuchinjika, yakanakira nzvimbo nekushisa kukuru kupisa kana uko kwakakura kufamba kunotarisirwa (i.e., mabhiriji, vamweMatenga edenga).
   • Appyakagadziridzwa bitumeninopa yakanyanya kukwirira-tembiricha yekudzikama, kuoma, uye UV kuramba, kazhinji kunofarirwa neTorch-inoshandiswadengamembranes.
   • Crumb Rubber yakagadziridzwa bitumeninopa chiyero chezvivakwa zvine zvinobatsira zvakatipoteredza, kunyanyaKuvaka mugwagwa.
3. Mamiriro ekunze:Iyo tembiricha iripo (yakakwira uye inokambaira) uye nzvimbo dzakasarudzika dzinokanganisa zvakanyanyaRudzi rwezvakagadziriswa bitumen. Zvishandiso zvinofanirwa kusarudzwa kutitsungiriraiyo chaiyo yemamiriro ekunze isina kutadza kusati kwatadza. Semuenzaniso, dunhu rine ratidziro inotonhora kwazvo inoda kubhururuka neine yakanakisa yakaderera-tembiricha yekuchinja (kazhinji inonakidzwaSbs).
4. Traffic Kurodha (yekugezera):ForKuvaka mugwagwa, iyo inotarisirwa vhoriyamu uye uremu hwe traffic hwakakosha. Inorema mitoro inoda mabhandi nekuomarara kwakakwirira uye zviri naniKudzivirira Kusvibisapanguvakupisa kwakanyanya.
5. Kuisa nzira:Fordenga, iyo nzira yakatarwa yekushandisa (torch, inopisa-mop, inotonhorakunamatira, kuzvishingisa) kunogona kukanganisa sarudzo yeshandura bitumenmembrane. Zvimwe zvigadzirwa zvakagadzirirwa dzimwe nzira.
6. Kutaura Kuteerana:Ita shuwa chigadzirwa chinosangana neyakafanira indasitiri zviyero (ASTM, AASTO, en) kana chaiwo Project zvinodiwa. Kukumbira Certification uye bvunzo mishumo yakakosha. Semutengesi, tinonzwisisa kukosha kwerugwaro rakawanda.
7. Mutengesi akavimbika uye hunyanzvi:Partning neye ruzivo rwechigadziri uyo anopa turnical tsigiro uye ane rondedzero yehurongwa hwehunhu hwehunhu hwakakosha. Kunyatso kutaurirana uye zvinhu zvakavimbika, kugadzirisa pfungwa dzekurwadziwa naMark, chikamu cheiyo kukosha kwekukosha.

Nekuongorora zvakanyatsotarisa zvinhu, vatengi vanogona kusarudza nechivimboshandura bitumenchigadzirwa, chengetedza nguva yakareba-yakareba kuita,kusimba, uye kukosha kwekudyara kwavo mukatidengakanapambiroZvivakwa. The theZvakanakira BitumenKugadziridzwa kunonyatsokowa kana chigadzirwa chakakodzera chasarudzwa nebasa racho.

Mhedziso & Key Deaaways

Yakagadziridzwa bitumeninomiririra kufambira mberi kwakakura pamusoro pemagunganoasphalt, kupa mhinduro dzakagadziriswa dzekudaidzwadengauyepambirozvikumbiro. NekubatanidzapolymerskungeSbsuye app, kana zvimwemodifierssenge clumb rabha, tinogona mainjiniyaBitumenkuendesa zvakakwirira kuita maitiro ekugadzirisa kukosha kwezvinhu zvazvino zvekuzvarwa uye kuchengetedza kuchengetedza.

Hechino zvinhu zvinonyanya kukosha kuti urangarira:

• Kugadziridzwa kunowedzera kuita:Chinangwa chakakosha chekugadzirashandura bitumenndeyekuvandudza kwayokusimba, kuchinjika pamusoro pekupisa,Kudzivirira Kusvibisa, WaterProofing, uye zveseHupenyu hweBasa.
• Key Modifiers: Sbs(Elastomer) inopaElasticityuye yakaderera-tembiricha inochinjika, nepo app (plastomer) inopa kuomarara uye yakakwira-tembiricha kugadzikana.Crumb Rubber yakagadziridzwa bitumeninopa zvinobatsira pakubata nekuchengetedza zvakanaka zvinobatsira.
• Dzimba Dzesimba: Yakagadziridzwa bitumen padengainopa kusimba, kwenguva refuWaterproofDziviriro yefurati uye yakaderera-inotsvedza matenga, zvakakura mukatikusimbauye kuramba kune mamiriro ekunze.
• Pavement mabhenefiti:MukatiKuvaka mugwagwa, shandura bitumenzvakanyanya kuderedza kutarisisa, kupera simba kupaza, uye kupaza kwemahombekombe, kutungamira kuchengeteka, kusingaperi-pekugaraAsphalt pree.
• Chikumbiro chakakosha:Sarudzo yeshandura bitumenzvinoenderana zvakanyanya nekushandiswa kwakanangidzirwa (dengavs. Mugwagwa), mamiriro ekunze, traffic mitoro, uye nzira yekuisa.
• Hunhu Vimbiso Zvinhu:Batana nevazhinji vavengi vanogadzira vanoomerera pakubata kwakasimba uyekutaurwazviyero zvakakosha kuti uve nechokwadi chekuita kwekutarisirwa uye hurefu.
• Yakareba-Yakareba kukosha:Panogona kuve nemutengo wekutanga wekutanga,shandura bitumenkazhinji inopa yakaderera hupenyu-kutenderera kwemitengo nekuda kwekuwedzeraHupenyu hweBasauyeyakaderedzwa yekuchengetedza zvinodiwa.

Kunzwisisa zvivakwa, zvakanaka, uye zvinoshandiswa zvemhando dzakasiyana siyanaofshandura bitumenVanopa mainjiniya, vagadziri, uye vabati vechiratidzo vakaita saMark Thompson kuti vaite zvisarudzo zvine ruzivo, zvichitungamira zvakanyanya, zvinoshamisa, uye zvivakwa zvinobudirira zvinobudirira. Sefekitori yakazvitsaurira kune yakakwirira-mhando yemhando yebhokisi tar uye asphalt zvigadzirwa, isu tinozviona ndega kukosha kwakanyatsojeka mainjiniyashandura bitumeninounza kune vatengi vedu pasi rese.