Abubuwa daban-daban da ke da tasiri mai juzu'i
1. Surface Properties
Saboda gurbataccen yanayi, maganin zafi na sinadarai, electroplating da lubricants, da dai sauransu, an kafa wani fim mai bakin ciki sosai (irin su fim din oxide, fim din sulfide, fim din phosphide, fim din chloride, fim din indium, fim din cadmium, fim din aluminum, da dai sauransu). saman karfe.), don haka Layer Layer yana da kaddarorin daban-daban daga ma'auni.Idan fim ɗin saman yana cikin wani kauri, ainihin wurin tuntuɓar har yanzu ana yayyafa shi akan kayan tushe maimakon fim ɗin saman, kuma za'a iya yin ƙarfin ƙarfi na fim ɗin ƙasa fiye da na kayan tushe;a gefe guda, ba shi da sauƙi faruwa saboda kasancewar fim ɗin saman.Adhesion, don haka za a iya rage ƙarfin juzu'i da juzu'i daidai.Har ila yau kauri fim ɗin yana da tasiri mai girma akan abin da ya faru.Idan fim ɗin saman yana da bakin ciki sosai, fim ɗin yana da sauƙin murƙushewa kuma haɗin kai tsaye na kayan abu yana faruwa;idan fim ɗin saman ya yi kauri sosai, a gefe guda, ainihin wurin hulɗa yana ƙaruwa saboda fim mai laushi, kuma a gefe guda, ƙananan kololuwa akan saman dual biyu sune Tasirin furrowing akan fim ɗin kuma ya fi yawa. fice.Ana iya ganin fim ɗin saman yana da mafi girman kauri mai daraja.2. Material Properties Ƙa'idar juzu'i na nau'i-nau'i na juzu'i na ƙarfe ya bambanta da kaddarorin kayan da aka haɗa.Gabaɗaya magana, ƙarfe iri ɗaya ko ɓangarorin ƙarfe guda biyu tare da mafi girman narkewar juna suna da saurin mannewa, kuma yanayin juzu'in sa ya fi girma;akasin haka, ma'anar gogayya ya fi karami.Kayayyakin sifofi daban-daban suna da kaddarorin gogayya daban-daban.Misali, graphite yana da tsayayyen tsari mai rufi da ƙaramin ƙarfin haɗin gwiwa tsakanin yadudduka, don haka yana da sauƙin zamewa, don haka yanayin juzu'i kaɗan ne;misali, juzu'i biyu na haɗin lu'u-lu'u ba shi da sauƙin mannewa saboda tsananin taurinsa da ƙananan wurin tuntuɓar sa, kuma yanayin jujjuyawar sa shima yana da girma.karami.
3. Tasirin yanayin zafi na matsakaicin da ke kewaye a kan abin da ya faru na rikice-rikice ya fi faruwa ne ta hanyar canji a cikin abubuwan da ke cikin farfajiya.Gwaje-gwaje na Bowden et al.nuna cewa gogayya dalilai na da yawa karafa (kamar molybdenum, tungsten, tungsten, da dai sauransu.) da kuma mahadi, The m darajar faruwa a lokacin da kewaye matsakaici zazzabi ne 700 ~ 800 ℃.Wannan al'amari yana faruwa ne saboda tashin farko na zafin jiki yana rage ƙarfin juzu'i, kuma ƙara yawan zafin jiki yana haifar da raguwar yawan amfanin ƙasa da sauri, yana haifar da ainihin wurin hulɗar ya karu da yawa.Koyaya, a cikin yanayin nau'i-nau'i na juzu'i na polymer ko sarrafa matsa lamba, ƙimar juzu'i za ta sami matsakaicin ƙima tare da canjin zafin jiki.
Ana iya gani daga abin da ke sama cewa tasirin zafin jiki akan abin da ke faruwa yana canzawa, kuma dangantakar da ke tsakanin zafin jiki da damuwa ya zama mai rikitarwa saboda tasirin takamaiman yanayin aiki, kayan kayan aiki, canje-canjen fim na oxide da sauran dalilai. ;
4. Gudun motsi na dangi
Gabaɗaya, saurin zazzagewa zai haifar da dumama da zafin jiki, don haka canza kaddarorin saman, don haka ƙimar juzu'i zai canza daidai.Lokacin da saurin zamewar dangi na saman da aka haɗe na ɓangarorin biyu ya wuce 50m/s, ana haifar da babban adadin zafi a saman wuraren tuntuɓar.Saboda ɗan gajeren lokaci mai ci gaba da tuntuɓar wurin tuntuɓar, babban adadin zafi mai zafi da ke haifar da nan take ba zai iya yaɗuwa cikin ciki na ma'aunin ba, don haka zafin zafin ya ta'allaka ne a cikin farfajiyar saman, yana mai da yanayin zafi sama da narkakkar Layer ya bayyana. .Karfe da aka narkar da shi yana taka rawar mai kuma yana haifar da rikici.Halin yana raguwa yayin da saurin ya karu.Misali, idan gudun jan karfe ya kai 135m/s, yanayin juzu'in sa shine 0.055;idan ya kai 350m/s, an rage shi zuwa 0.035.Koyaya, yanayin juzu'i na wasu kayan (kamar graphite) gudun zamewar ba shi da wahala, saboda ana iya kiyaye kayan aikin injina akan kewayon zafin jiki mai faɗi.Don juzu'in iyaka, a cikin ƙaramin saurin gudu inda saurin ya yi ƙasa da 0.0035m/s, wato, sauyawa daga juzu'i mai ƙarfi zuwa juzu'i mai ƙarfi, yayin da saurin ya karu, ƙimar juzu'i na fim ɗin tallan a hankali yana raguwa kuma yana kula da ƙima akai-akai, da kuma juzu'in juzu'i na fim ɗin amsawa Har ila yau, a hankali yana ƙaruwa kuma yana kula da ƙima akai-akai
5. Kaya
Gabaɗaya, ƙayyadaddun juzu'i na nau'in juzu'in ƙarfe yana raguwa tare da haɓakar kaya, sa'an nan kuma yana ƙoƙarin zama barga.Ana iya bayyana wannan lamarin ta hanyar ka'idar adhesion.Lokacin da nauyin ya yi ƙanƙanta, saman biyu biyu suna cikin lamba na roba, kuma ainihin wurin hulɗa yana daidai da ƙarfin 2/3 na kaya.Bisa ga ka'idar adhesion, ƙarfin juzu'i yana daidai da ainihin wurin tuntuɓar, don haka abin da ya faru shine 1 na kaya./ 3 iko yana da bambanci;lokacin da nauyin ya yi girma, nau'i-nau'i biyu na dual suna cikin yanayin hulɗar roba-roba, kuma ainihin wurin tuntuɓar yana daidai da ƙarfin 2/3 zuwa 1 na kaya, don haka abin da ya faru yana raguwa a hankali tare da karuwar nauyin. .yakan kasance barga;lokacin da nauyin ya yi girma da cewa saman biyu biyu suna cikin hulɗar filastik, abin da ke haifar da juzu'i yana da 'yanci daga nauyin.Girman ma'aunin juzu'i na tsaye shima yana da alaƙa da tsawon lokacin hulɗar a tsaye tsakanin saman biyu biyu da ke ƙarƙashin kaya.Gabaɗaya, tsawon tsawon lokacin tuntuɓar a tsaye, mafi girman yanayin juzu'i.Wannan shi ne saboda aikin nauyin kaya, wanda ke haifar da nakasar filastik a wurin lamba.Tare da tsawaita lokacin tuntuɓar madaidaicin, ainihin wurin tuntuɓar zai ƙaru, kuma ƙananan kololuwar suna cikin juna.lalacewa ta hanyar zurfi.
6. Tashin hankali
A cikin yanayin hulɗar filastik, tun da tasirin daɗaɗɗen daɗaɗɗa a kan ainihin wurin hulɗa yana da ƙananan, ana iya la'akari da cewa rashin ƙarfi na juzu'i yana da wuyar tasiri.Don busassun juzu'i guda biyu tare da lamba na roba ko na roba, lokacin da ƙimar ƙarancin ƙasa ta ƙarami, tasirin injin yana ƙarami, kuma ƙarfin ƙwayoyin cuta yana da girma;kuma akasin haka.Ana iya ganin cewa juzu'i za su sami ƙima mafi ƙanƙanta tare da canjin yanayin ƙasa
Tasirin abubuwan da ke sama akan abin da ke faruwa ba su keɓe ba, amma suna da alaƙa.
Lokacin aikawa: Agusta-24-2022