Uhlobo lwe-J Thermocouple lusetyenziswa rhoqo ngexabiso eliphantsi kunye ne-EMF ephakamileyo Ingasetyenziselwa kwiimeko ze-oxidizing ukuya kwi-760 ° C. Kubushushu obuphezulu, kucetyiswa ukuba kusetyenziswe iidiameters ezinkulu zocingo.
Uhlobo lwe-J thermocouple lufanelekile kwi-oxidizing, ukunciphisa umoya we-inert okanye i-vacuum.
Imveliso | Ukwakheka kwemichiza/% | Ubuninzi (g/cm3) | Indawo yokunyibilika (ºC) | Ukuxhathisa (μΩ.cm) | Tensile strength (Mpa) | |||
Fe | Cu | Ni | ||||||
JP (+) Intsimbi ecocekileyo | 100 | - | - | 7.8 | 1402 | 12 | ≥240 | |
JN(-) I-nikelo yobhedu | - | 55 | 45 | 8.8 | 1220 | 49 | ≥390 |
2.Ubushushu obuphezulu bokusebenza
I-alloy wire Idayiya/mm | Ukusebenza kwexesha elide amaqondo obushushu/°C | Ukusebenza kwexesha elifutshane amaqondo obushushu/°C |
0.3,0.5 | 300 | 400 |
0.8,1.0,1.2 | 400 | 500 |
1.6,2.0 | 500 | 600 |
2.5,3.2 | 600 | 750 |
Ukusebenza amaqondo obushushu/°C | Ixabiso legama le Thermoelectric EMF | Inqanaba I | |
Ukunyamezelana | Uluhlu lwe-EMF | ||
100 | 5 269 | ±82 | 5 187-5 351 |
200 | 10 779 | ±83 | 10 696-10 862 |
300 | 16 327 | ±83 | 16 244-16 410 |
400 | 21 848 | ±88 | 21 760-21 936 |
500 | 27 393 | ±112 | 27 281-27 505 |
600 | 33 102 | ±140 | 32 962-33 242 |
700 | 39 132 | ±174 | 38 958-39 306 |
750 | 42 281 | ±192 | 42 089-42 437 |
760 | 42 919 | ±194 | 42 725-43 113 |