130 klaasị agba gburugburu ọla kọpa Alloy Manganin enameled waya
1. Ihe Nkọwapụta Izugbe
Ọla kọpa nickel alloy, nke nwere obere resisitance eletriki, ezigbo okpomọkụ na-eguzogide na corrosion na-eguzogide, dị mfe nhazi na ụzọ welded. A na-eji ya mee ihe ndị dị mkpa na relay thermal overloader, ihe na-agbaji sekit okpomọkụ dị ala, yana ngwa eletriki. Ọ bụkwa ihe dị mkpa maka eriri ọkụ ọkụ eletrik. Ọ bụ yiri ka s ụdị cupronickel.The ọzọ mejupụtara nke Nickel, ka ọlaọcha na-acha ọcha n'elu na-.
3.Chemical Composition na Main Property nke Cu-Ni Low Resistance Alloy
Ọkwa Njirimara | CuNi1 | CuNi2 | CuNi6 | CuNi8 | CuMn3 | CuNi10 | |
Isi ihe mejupụtara kemịkalụ | Ni | 1 | 2 | 6 | 8 | _ | 10 |
Mn | _ | _ | _ | _ | 3 | _ | |
Cu | Bal | Bal | Bal | Bal | Bal | Bal | |
Okpomọkụ na-aga n'ihu nke ukwuu (oC) | 200 | 200 | 200 | 250 | 200 | 250 | |
Resistivity na 20oC (Ωmm2/m) | 0.03 | 0.05 | 0.10 | 0.12 | 0.12 | 0.15 | |
Njupụta (g/cm3) | 8.9 | 8.9 | 8.9 | 8.9 | 8.8 | 8.9 | |
Nrụpụta ọkụ (α×10-6/oC) | <100 | <120 | <60 | <57 | <38 | <50 | |
Ike Tensile (Mpa) | ≥210 | ≥220 | ≥250 | ≥270 | ≥290 | ≥290 | |
EMF vs Cu (μV/oC) (0 ~ 100oC) | -8 | -12 | -12 | -22 | _ | -25 | |
Ebe mgbaze ihe (oC) | 1085 | 1090 | 1095 | 1097 | 1050 | 1100 | |
Ọdịdị Micrographic | austenite | austenite | austenite | austenite | austenite | austenite | |
Ihe onwunwe magnetik | mba | mba | mba | mba | mba | mba | |
Ọkwa Njirimara | CuNi14 | CuNi19 | CuNi23 | CuNi30 | CuNi34 | CuNi44 | |
Isi ihe mejupụtara kemịkalụ | Ni | 14 | 19 | 23 | 30 | 34 | 44 |
Mn | 0.3 | 0.5 | 0.5 | 1.0 | 1.0 | 1.0 | |
Cu | Bal | Bal | Bal | Bal | Bal | Bal | |
Okpomọkụ na-aga n'ihu nke ukwuu (oC) | 300 | 300 | 300 | 350 | 350 | 400 | |
Resistivity na 20oC (Ωmm2/m) | 0.20 | 0.25 | 0.30 | 0.35 | 0.40 | 0.49 | |
Njupụta (g/cm3) | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | |
Nrụpụta ọkụ (α×10-6/oC) | <30 | <25 | <16 | <10 | <0 | <-6 | |
Ike Tensile (Mpa) | ≥310 | ≥340 | ≥350 | ≥400 | ≥400 | ≥420 | |
EMF vs Cu (μV/oC) (0 ~ 100oC) | -28 | -32 | -34 | -37 | -39 | -43 | |
Ebe mgbaze ihe (oC) | 1115 | 1135 | 1150 | 1170 | 1180 | 1280 | |
Ọdịdị Micrographic | austenite | austenite | austenite | austenite | austenite | austenite | |
Ihe onwunwe magnetik | mba | mba | mba | mba | mba | mba |
2. Enalled Waya Okwu Mmalite na ngwa
Ọ bụ ezie na a kọwara dị ka “enameled”, n'ezie, waya enameled adịghị, n'ezie, e jikwa akwa enamel agba ma ọ bụ enamel vitreous nke e ji ntụ ntụ iko mee. Waya magnetik ọgbara ọhụrụ na-ejikarị otu ma ọ bụ anọ n'ígwé (n'ihe gbasara ụdị waya nke quad-film) nke mkpuchi ihe nkiri polymer, na-abụkarị ihe abụọ dị iche iche, iji nye oyi akwa mkpuchi siri ike, na-aga n'ihu. A na-eji ihe nkiri mkpuchi waya magnet (iji na-abawanye oke okpomọkụ) polyvinyl formal (Formar), polyurethane, polyimide, polyamide, polyster,polyester- polyamide, polyamide-polyimide (ma ọ bụ amide-imide), na polyimide. Polyimide insulated magnet waya nwere ike ịrụ ọrụ ruo 250 Celsius. A na-agbakwunye ihe mkpuchi nke waya magnet gbara ọkpụrụkpụ ma ọ bụ akụkụ akụkụ anọ site na iji polyimide dị elu ma ọ bụ teepu fiberglass kechie ya, na windings mezuru na-abụkarị ihe na-ekpuchi ya na varnish na-ekpo ọkụ iji meziwanye ike mkpuchi na ntụkwasị obi ogologo oge nke winding.
A na-emerụ eriri igwe na-akwado onwe ya na waya ejiri opekata mpe abụọ kpuchie ya, nke kachasị bụ thermoplastic nke na-ejikọta ntụgharị ọnụ mgbe ọkụ.
Ụdị mkpuchi ndị ọzọ dị ka fiberglass yarn na varnish, akwụkwọ aramid, akwụkwọ kraft, mica, na ihe nkiri polyester na-ejikwa n'ofe ụwa maka ngwa dị iche iche dị ka ihe ntụgharị na reactors. Na mpaghara ọdịyo, a pụrụ ịchọta waya nke ihe owuwu ọlaọcha, na ihe ndị ọzọ dị iche iche, dị ka owu (mgbe ụfọdụ a na-ejikọta ya na ụdị coagulating / thickener, dị ka beeswax) na polytetrafluoroethylene (PTFE). Ihe mkpuchi ochie gụnyere owu, akwụkwọ, ma ọ bụ silk, mana ndị a bara uru naanị maka ngwa okpomọkụ dị ala (ruo 105ºC).
Maka ịdị mfe n'ichepụta, ụfọdụ waya magnet dị ala nwere mkpuchi nke enwere ike wepu ya site na ọkụ nke ire ere. Nke a pụtara na enwere ike ịme njikọ eletrik na nsọtụ n'ebughị ụzọ wepụ ihe mkpuchi ahụ.