Mu rwego rwo gukora inganda zo mu rwego rwo hejuru no gukora neza, ubuzima bwa serivisi bwibikoresho bifitanye isano itaziguye n’umusaruro uhagaze hamwe nigiciro cyo gukora. ZHHIMG ibice bya granite, hamwe nubucucike bukabije bwa 3.1g / cm³ na modulus idasanzwe ya 50GPa, yarenze imipaka yibikoresho gakondo, igera kumurimo wimyaka irenga 30 kandi ihinduka "igipimo cyo kuramba" mubikorwa byinganda. Amahame ya siyanse yibintu inyuma yacyo agaragaza isano iri hagati yimikorere nigihe kirekire. ?
1. 3.1g / cm³ ubucucike: Imiterere yuzuye yubaka urufatiro ruramba
Ubucucike buri hejuru bwa granite ya ZHHIMG buturuka ku miterere yihariye yimyunyu ngugu hamwe na geologiya. Granite igizwe ahanini na kirisiti ya minisiteri nka quartz, feldspar na mika byegeranye cyane. Mubidukikije bya geologiya yubushyuhe bwo hejuru hamwe n’umuvuduko mwinshi, ayo mabuye y'agaciro yagiye atobora kandi yegeranya mu myaka miriyoni amagana, bituma habaho imiterere yuzuye idafite pore (porosity <0.1%). Uku guhuzagurika guha ibice ibyiza bitatu byingenzi:
Kurwanya kwambara bidasanzwe: Ubucucike bukabije bivuze ko atome hejuru yibintu itunganijwe neza, bigatuma idakunda kwambara no gushushanya mugihe cyo guterana igihe kirekire cyangwa guhuza imashini. Kurugero, mugukoresha ibikoresho bya mashini isobanutse neza, ibice bya granite ya ZHHIMG birashobora kwihanganira miriyoni zirenga zisubiranamo, hamwe no gutakaza ubuso butarenze 0.01μm, birenze kure cyane ibikoresho gakondo nkibyuma. ?
Kunanirwa kwangirika kwangirika: Imiterere yuzuye itandukanya neza kwibasira ibintu byimiti yo hanze. Yaba aside na alkali reagent, amavuta yinganda cyangwa ikirere cyumuyaga, ituze ryimiti yibigize granite ya ZHHIMG ntabwo bigira ingaruka. Urwego rwihanganira pH ni 1-14, kandi irashobora gukoreshwa igihe kirekire mubidukikije bikabije nta ruswa. ?
Kuzamura ibipimo bifatika: Ibikoresho byinshi bifite ubushyuhe buke buke, bigatuma bigora ubushyuhe gukwirakwira vuba mubice, bityo bikagabanya ubukana bwumuriro buterwa nihindagurika ryubushyuhe. Ufatanije na coefficente yayo yo kwagura ubushyuhe buke nka (4-8) × 10⁻⁶ / ℃, impinduka zingana za ZHHIMG granite yibice bigenzurwa buri gihe kurwego rwa micrometero mubushyuhe bwa -40 ℃ kugeza kuri 120 ℃, bigatuma ikoreshwa ryigihe kirekire. ?
Ii. 50GPa Moderi ya Elastike: Igikoresho cya Mechanical yo Guhuza Rigidity na Flexibility
Modulus ya elastike yerekana ubushobozi bwibikoresho byo kurwanya ihindagurika. Modulus ya 50GPa ya elastike ya ZHHIMG ya granite ibafasha kwerekana ibiranga "guhuza gukomera no guhinduka" mugihe bakorewe imitwaro:
Ubukomezi bukabije bwo kurwanya ihindagurika: Imbere yumuvuduko muremure wigihe kirekire cyangwa kunyeganyega kwinshi kuva mubikoresho biremereye, modulus ya elastike ya 50GPa iremeza ko ibice bigenda byoroha gusa. Kurugero, mugukoresha porogaramu yo kugenzura ibyuma bya moteri ya Aero, ibice bya granite ya ZHHIMG birashobora gushyigikira ibikoresho byubugenzuzi bipima toni zirenga 2, kandi itandukaniro ryimiterere igenzurwa muri ± 0.1μm / m, bigatuma ibipimo bifatika neza. ?
Guhagarika umutima kugirango wirinde kuvunika: Modulus yo mu rwego rwo hejuru ntabwo isobanura byanze bikunze ko ibikoresho byoroshye cyangwa bikomeye. Imyunyu ngugu ya kirisiti imbere muri granite irayiha ubushobozi budasanzwe bwo gukwirakwiza stress. Iyo bikorewe imitwaro, ibice birashobora kugabanya ingufu binyuze mumyuka mike hagati ya kristu ya microscopique, ikirinda gukwirakwira guterwa no guhangayika. Ibipimo bimwe na bimwe bya semiconductor yinganda zipima byerekana ko porogaramu ya granite ya ZHHIMG itigeze yangirika muburyo nyuma yo gukubitwa ibihumbi icumi. ?
Iii. Ubuhanga bwo Gutunganya Ubuhanga: Kurekura Ubushobozi buhebuje bwibikoresho
Usibye ibyiza byihariye byibikoresho, tekinoroji ya ZHHIMG ya ultra-precision ikora neza iragaragaza ubushobozi bwa granite. Binyuze mu buhanga nko gusya magnetorheologiya no gusya ion beam, uburinganire bwubuso bwibigize bushobora kugabanuka kuri Ra≤0.02μm, kandi uburinganire bushobora kugera kuri 0.1μm / m. Uku gutunganya neza cyane ntigabanya gusa ubusembwa bwubutaka ahubwo birinda no kubaho igihe cyose cyatewe na micro-crack, bigatuma imikorere yibikoresho ikoreshwa neza mugihe kirekire. ?
Uhereye kuri fondasiyo ya 3.1g / cm³ kugeza kuri modulus ya 50GPa, ibice bya granite ya ZHHIMG bifata ibikoresho siyanse nkibyingenzi kandi bigahuza cyane umutungo kamere hamwe nikoranabuhanga rigezweho. Hamwe nubuzima bwa serivisi bwimyaka irenga 30, ntibigabanya cyane ikiguzi cyo gusimbuza ibikoresho kubigo, ahubwo binateza imbere iterambere ryinganda zuzuye zigana kumikorere yigihe kirekire no kwizerwa cyane, biba icyitegererezo cy "ishoramari rimwe, inyungu zubuzima bwose" murwego rwinganda. ?
Igihe cyo kohereza: Gicurasi-24-2025