Nau'in KWayar thermocouplechromel alumel KP KN 0.01 ~ 12mm (nau'in KCA KCB KPX KNX)
Bayanin Samfurin
Tankii NiCr-Ni(Type K) thermocouple ya fi amfani a cikin dukkan thermocouple na ƙarfe, a zafin da ya wuce 500°C.
Nau'in thermocouple na nau'in K yana da juriya mai ƙarfi ga iskar shaka fiye da sauran na'urorin thermocouple na ƙarfe. Yana da babban EMF akan Platinum 67, ingantaccen daidaiton zafin jiki, kulawa da kwanciyar hankali, tare da ƙarancin farashi. Ana ba da shawarar yin amfani da shi don iskar shaka ko yanayin da ba shi da iskar shaka, amma ba za a iya amfani da shi kai tsaye a cikin waɗannan yanayi ba:
(1) A madadin haka, yana ƙara iskar oxygen da rage yanayi.
(2) Yanayi mai iskar sulfur.
(3) Tsawon lokaci a cikin injin tsabtace iska.
(4) Yanayin da ke ƙaranci iskar oxygen kamar hydrogen da carbon monoxide.
Cikakken Siga
| Sinadarin Sinadarai | |||||
| Sunan Mai Gudanarwa | Polarity | Lambar Lamba | Sinadarin Sinadarai na Musamman /% | ||
| Ni | Cr | Si | |||
| Ni-Cr | Mai Kyau | KP | 90 | 10 | – |
| Ni- Si | Mara kyau | KN | 97 | – | 3 |
| Zafin Aiki | ||
| Diamita/mm | Zafin aiki na dogon lokaci /ºC | Gajeren lokaci Zafin aiki /ºC |
| 0.3 | 700 | 800 |
| 0.5 | 800 | 900 |
| 0.8,1.0 | 900 | 1000 |
| 1.2,1.6 | 1000 | 1100 |
| 2.0,2.5 | 1100 | 1200 |
| 3.2 | 1200 | 1300 |
Aikace-aikacen waya mai amfani da thermocouple:
1. Dumamawa - Masu ƙona iskar gas don tanda
2. Sanyaya - Daskare
3. Kariyar injin - Yanayin zafi da yanayin zafi na saman
4. Kula da zafin jiki mai yawa - Simintin ƙarfe
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