Alloy 290/ C17200 nickel-ọla kọpa alloy waya maka potentiometers / shunts

A na-amata nkenke na-eguzogide alloy MANGAN nke ọma site na ọnụọgụ okpomọkụ dị ala n'etiti 20 na 50 Celsius C nwere ọdịdị parabolic nke R (T), nkwụsi ike ogologo oge nke nkwụsi ike eletrik, EMF dị ala na-ekpo ọkụ na ọla kọpa na ezigbo ọrụ.
Otú ọ dị, ibu ọkụ dị elu na ikuku na-adịghị oxidizing ga-ekwe omume.Mgbe a na-eji ya maka ndị na-emegide ya nke ọma nwere ihe kachasị elu, ndị na-emegide ya kwesịrị iji nlezianya mee ka ọ kwụsie ike na okpomọkụ ngwa ngwa ekwesịghị gafere 60 ° C.Ịgafe oke okpomọkụ na-arụ ọrụ na ikuku nwere ike ime ka nkwụsị nkwụsị na-emepụta site na usoro oxidizing. N'ihi ya, nkwụsi ike ogologo oge nwere ike imetụta na-adịghị mma.N'ihi ya, resistivity yana ọnụọgụ ọkụ nke ọkụ eletrik nwere ike gbanwee ntakịrị.A na-ejikwa ya dị ka ihe ngbanwe dị ọnụ ala maka ihe nrịba ọlaọcha maka mgbanye ígwè siri ike.

Nkọwapụta
manganin waya / CuMn12Ni2 Waya eji na rheostats, resistors, shunt wdg manganin waya 0.08mm ka 10mm 6J13, 6J12, 6J11 6J8
Manganin waya ( cupro-manganese waya) bụ aha ụghalaahịa maka ihe alloy nke na-abụkarị 86% ọla kọpa, 12% manganese, na 2-5% nickel.
A na-eji waya Manganin na foil na-emepụta ihe na-emepụta resistor, karịsịa ammeter shunts, n'ihi na ọ naghị enwe okpomọkụ nke gburugburu ya nke uru resintance na nkwụsi ike ogologo oge.

Ngwa nke manganin

A na-eji manganin foil na waya na-emepụta resistor, karịsịa ammeter shunt, n'ihi na ọ fọrọ nke nta ka ọ bụrụ ọnụọgụ okpomọkụ nke uru nkwụsi ike na ogologo oge.
A na-eji alloy kpo oku dị ala na-eguzogide ọla kọpa n'ọtụtụ ebe na mgbanaka sekit voltaji, mgbanaka oke ọkụ, yana ngwaahịa eletriki ndị ọzọ dị ala.Ọ bụ otu n'ime isi ihe nke ngwaahịa eletriki dị ala.Ihe ndị ụlọ ọrụ anyị na-emepụta nwere njirimara nke nkwụsi ike dị mma na nkwụsi ike dị elu.Anyị nwere ike ịnye ụdị waya dị iche iche, ihe dị larịị na mpempe akwụkwọ.