BHP, Curtin University inobatana nemauto kugadzira, kugadzira vakagadzirira-basa vakapedza kudzidza

 

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BHP (ASX, LON: BHP), mucheri mukuru wepasi rose, akabatana neCurtin University kushanda patsvagiridzo uye mapurojekiti ekuvandudza izvo zvinobvumira indasitiri kuti idyidzane nevadzidzi, vaongorori uye vadzidzi kuti vaburitse vakagadzirira basa.

Mukuburitswa kwenhau, hofori yezviwanikwa iyi yakati mubatanidzwa uyu wakananganawo nekuwana shanduko yakasimba, yakanaka mumaindasitiri nezvikamu.

Imwe yemapurojekiti ekutanga inosanganisira zvidzidzo zvishanu zvekutsvagisa izvo zvichashandisa DNA yezvakatipoteredza kana eDNA kubatsira kuchengetedzwa kwemarudzi uye kuchengetedza zvakakosha zvemugungwa. 

Yakatumidzwa zita reDNA yeGlobal Environment Studies (eDGES), mapurojekiti aya anosanganisira tsvakiridzo yekuvandudza kutariswa kwePilbara Olive Python iri mungozi / isingawanzo uye nzvimbo dzepamusoro-soro dzakakosha kune dzimwe nyika muChile uye kugadzira miedzo mitsva yekuona mhuka dzemugungwa dzinoparadza dzine chokuita nekuvharwa kwezvivakoti. munzvimbo yegungwa. 

"Vaongorori vedu vari kutoshanda kuti vawane mhinduro kumatambudziko edu epasirese," mutevedzeri weChancellor weCurtin University, Deborah Terry, akadaro muchidimbu.

“Nyanzvi dzedu dzesainzi, uinjiniya nesainzi yedata ndivo vari pamberi mukugadzira zvinhu zvitsva, nzira itsva dzekugadzira nehungwaru hwekugadzira. Ndihwo hunyanzvi uhu, kufunga kutsva uye kuona kweramangwana Curtin achaunza kumubatanidzwa wedu neBHP. "

13 Matani eJaw Plate Production Processing

Mugore ra2008, H&G Michina yakawana odha kubva kune mutengi weUSA, anoda kugadzira hombe yekupwanya shaya liner. Huremu hwakatenderedza 13 matani, saizi: 4200mm * 2300mm * 400mm, zino kumeso riri kushanda kumeso, kuseri kwechiso kugadzika kumeso, kunoda machining, zvinhu zvakange zvasarudza Mn18 alloy simbi.

13T Jaw Plate Sample Drawing

 

 

Kusarudzwa kwezvinhu

Iyo yakakosha kuumbwa kwezvinhu mune inotevera tebhu:

Element C Mn Si P S Mo Ni
Zvemukati % 1.1-1.35 17.5-19.0 ≤0.8 ≤0.06 ≤0.01    

Kuti tive nekunaka Wear kuramba, tinoda kuwedzera zvimwe "Ni" uye "Mo" zvinhu.

 

Production Processing

  1. Isu tinosarudza huni kuti tigadzire hombe reshaya ndiro patani.
  2. Iyo jecha rekuumbwa is sodium silicate chrome ore jecha, uye yechipiri layer jecha is sodium silicate limestone jecha, rinoita kuti shrinkage mushure mekudira.
  3. Yakakwira alumina refractory zvidhinha pombi inoshandiswa mugating system kuona kuti simbi yakanyungudutswa haibatike nejecha rekuumba mumhanyi, kuitira kuderedza kugezwa kwejecha, gomba rejecha, gomba remhepo, uye kumwe kukanganisa; 12 mativi endiro yemazino akagoverwa zvakaenzana anoshandiswa kumumhanyi wemukati; 4 zvikwiriso zvekudziya zvakarongwa padivi pendiro ine mazino yakatarisana nemumhanyi wemukati; jecha mold inoputirwa 20cm kureba padivi remusimu kuti ifambise kupera uye kunatsiridza madyiro emupfumo wemoto; doro-based zircon powder inoshandiswa sekuputira Paint, brashi 2 layers, kupisa uye kupisa munguva mushure mekupenda kwega kwega; tarisa uye simbisa zvakanyatsonaka usati wavhara bhokisi, uye sunga zvakafanana nemabhaudhi ekusimbisa mushure mekuvhara bhokisi.

 

Kunyunguduka nekudurura

  1.  Yepamusoro-soro inotonhora-yakatenderedzwa pepa simbi isina mafuta uye ngura inosarudzwa kune zvimedu. All alloys anoedzwa kutanga. Chete chemhando yepamusoro zvinhu zvakabikwa zvine kuumbwa kwakajeka zvinogona kuiswa muchoto.
  2. Kumusoro kwekunyungudika kwakafukidzwa neraimu slag kuderedza oxidation uye kutorwa kwemhepo kwesimbi yakanyungudutswa. Iyo yakanyungudutswa yesimbi sampu pamberi pechoto inogona kuburitswa mushure mekupfuura iyo spectrum ongororo uye kuyerwa kwekushisa.
  3. Panguva yekubata, iyo isingawanzo pasi silicon yakagadziridzwa neiyo in ladle yekutsvaira nzira yekunatsa saizi yezviyo.
  4. Argon inofuridzirwa muladhi kubvisa tsvina uye magasi. Kana argon ichifuridzirwa muladle, tembiricha inofanirwa kuyerwa kuti ive nechokwadi chekuti tembiricha yekudurura inosangana nezvinodiwa.
  5. Iyo tembiricha yekudurura inodzorwa pa1410-1425 ℃ uye yakakura kuyerera kukanda kunogamuchirwa.
  6. Mushure mokudira, vhara chinosimudzwa neanopisa kuti uve nechokwadi chekudyisa.

 

Insulation uye Kuchenesa

1. Mushure mekudururira, jecha riri pamudzi wekusimudza rinofanira kuzununguswa nenguva kuti rirege kuputika uye kuputika kwekukanda;

2. Mushure mokusunungura, kusimuka kunofanira kuvharwa nejecha rakaoma uye kutonhora zvishoma nezvishoma;

3. Paunenge uchicheka mubato, cheka nekukasika wobva wavhara cheka nejecha rakaoma wotonhodza kusvika pakamuri rekushisa

 

Kupisa Kurapa

Kupisa kwekupisa kunotora kutonhora kwemvura kudzima. Nzira yekurapa kupisa inoratidzwa mumufananidzo uri pasi apa:

13T Jaw Plate Heat Treatment

 

Results

Mushure memazuva makumi matatu nemashanu enguva yekugadzira, matani gumi nematatu eshaya ndiro dzemutengi dzakapera uye dzatumirwa kuUSA mutengi. Kwapera mwedzi mitanhatu gare gare, takawana mhinduro yemutengi kuti ndiro iyi yeshaya inoshanda chaizvo uye inorebesa hupenyu kupfuura zvikamu zvekupfekwa.

 

@Nick Sun      [email protected]


Nguva yekutumira: Jul-17-2020