Ingcaciso yeMveliso
Umcu we-bimetallic usetyenziselwa ukuguqula utshintsho lobushushu lube kukutshintsha koomatshini. Umcu wenziwe yimicu emibini yeentsimbi ezahlukeneyo ezikhula ngamanani ahlukeneyo njengoko zifudunyezwa, ngokuqhelekileyo intsimbi kunye nobhedu, okanye kwezinye iimeko intsimbi kunye nobhedu. Imicu idityaniswa kunye kubude bayo ngokuyila, ukuyila okanye ukuyifaka. Ukwandiswa okwahlukeneyo kunyanzela umcu othe tyaba ukuba ugobe kwicala elinye xa ufudunyezwa, kwaye kwelinye icala xa upholile ngaphantsi kobushushu bawo bokuqala. Isinyithi esine-coefficient ephezulu yokwandiswa kobushushu sikwicala langaphandle le-curve xa umcu ushushu kwaye sikwicala langaphakathi xa upholile.
Ukushenxiswa kwe-strip ecaleni kukhulu kakhulu kunokwandiswa kobude obuncinci kuyo nayiphi na kwezi zimbini zesinyithi. Esi siphumo sisetyenziswa kuluhlu lwezixhobo zoomatshini nezombane. Kwezinye izicelo, i-bimetal strip isetyenziswa kwimo ethe tyaba. Kwezinye, isongelwe kwi-coil ukuze iqine. Ubude obukhulu benguqulelo ebhityileyo bunika uvakalelo oluphuculweyo.
Umzobo womcu we-bimetallic obonisa indlela umahluko ekwandeni kobushushu kwiintsimbi ezimbini okhokelela ngayo ekufudukeni okukhulu kakhulu komcu ecaleni.
| Ibanga | 5J1580 |
| Umaleko wokwandisa ophezulu | I-Ni20Mn6 |
| Umaleko wokwandiswa ophantsi | I-Ni36 |
Inkcazo:
Ukwakheka kweekhemikhali(%)
| Ibanga | C | Si | Mn | P | S | Ni | Cr | Cu | Fe |
| I-Ni36 | ≤0.05 | ≤0.3 | ≤0.6 | ≤0.02 | ≤0.02 | 35~37 | - | - | Ibhala. |
| Ibanga | C | Si | Mn | P | S | Ni | Cr | Cu | Fe |
| I-Ni20Mn6 | ≤0.05 | 0.15~0.3 | 5.5~6.5 | ≤0.02 | ≤0.02 | 19-21 | - | - | Ibhala. |
Iimpawu zomzimba
>Ubuninzi (g/cm3): 8.1
> Ubushushu obuvumelekileyo (ºC): -70~ 350
Ubushushu obuthe tyaba (ºC): -20~ 180
>Ukumelana nombane (μΩ*m): 0.8 ±5% (20ºC)
>Ukuqhuba kwe-thermal (W/m. ºC): 12
>Ukugoba K / 10-6 ºC-1(20~135ºC): 15
> I-Elastic Modulus, E/GPa 147~177
Isicelo:Ezi zinto zisetyenziswa kakhulu kwizixhobo zokulawula ezizenzekelayo kunye nezixhobo (umz.: ii-thermometers zokukhupha umoya, ii-thermostats, ii-voltage regulators, i-temperature relay, i-automatic protection switching, ii-diaphragm meter, njl.njl.) ulawulo lobushushu, imbuyekezo yobushushu, umda wangoku, isalathisi sobushushu kunye nezinye izinto ezinobushushu.
Uphawu:Iimpawu ezisisiseko zeThermostat Bimetallic kukugoba okuguquguqukayo kunye notshintsho lobushushu, okubangela umzuzu othile.
I-Thermostat Bimetallic Strip expansion coefficient yahlukile kwiileya ezimbini okanye ngaphezulu zesinyithi okanye i-alloy kumphezulu wonke woqhagamshelwano ezibotshelelwe ngokuqinileyo, ukuba notshintsho kwimo oluxhomekeke kubushushu kwenzeka ii-composites ezisebenzayo ezibuthathaka. Apho i-expansion coefficient ephezulu yomaleko osebenzayo kukho umaleko obizwa ngokuba yi-low coefficient of expansion of the malear ubizwa ngokuba yi-passive layer.
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