Tsananguro yeChigadzirwa
Rudzi B Thermocouple Wire
Pfupiso yeChigadzirwa
Waya yeType B thermocouple ithermocouple yesimbi inokosha ine simba guru ine ma alloy maviri eplatinum-rhodium: gumbo rakanaka rine 30% rhodium uye 70% platinum, uye gumbo rakanaka rine 6% rhodium uye 94% platinum. Yakagadzirirwa nzvimbo dzinopisa zvakanyanya, ndiyo inonyanya kudzivirira kupisa pakati pema thermocouples esimbi inokosha, inobudirira mukugadzikana uye kuramba oxidation patembiricha dzinopfuura 1500°C. Kuumbwa kwayo kwakasiyana kwe dual-platinum-rhodium kunoderedza kudonha kunokonzerwa nekubuda kweplatinum, zvichiita kuti ive yakakodzera kuyerwa kwetembiricha yepamusoro kwenguva refu.
Mazita Akajairika
- Rudzi rweThermocouple: B-rudzi (Platinum-Rhodium 30-Platinum-Rhodium 6)
- Muyero weIEC: IEC 60584-1
- ASTM Standard: ASTM E230
- Kuisa Kodhi yeRuvara: Gumbo rakanaka - grey; Gumbo risina kunaka - chena (sekureva kweIEC 60751)
Zvinhu Zvikuru
- Kuramba Kupisa Kwakanyanya: Kushanda kwenguva refu tembiricha kusvika 1600°C; kushandiswa kwenguva pfupi kusvika 1800°C
- EMF Yakaderera Pakupisa Kwakaderera: Kubuda kwemafuta emagetsi kushoma pasi pe50°C, zvichideredza kukanganisa kwemvura inotonhora
- Kugadzikana Kwepamusoro-soro Kwekupisa Kwepamusoro: ≤0.1% inodonha mushure memaawa 1000 pa1600°C
- Kuramba Kuoxidation: Kushanda zvakanaka mumhepo inooxidation; inodzivirira platinum evaporation
- Simba reMichina: Rinochengetedza ductility pakupisa kwakanyanya, rakakodzera nzvimbo dzakaoma dzemaindasitiri
Magadzirirwo ehunyanzvi
| Hunhu | Kukosha |
| Dhayamita yewaya | 0.5mm, 0.8mm, 1.0mm (kushivirira: -0.02mm) |
| Simba reThermoelectric (1000°C) | 0.643 mV (zvichienzaniswa ne 0°C reference) |
| Simba reThermoelectric (1800°C) | 13.820 mV (zvichienzaniswa ne 0°C reference) |
| Tembiricha Yekushanda Yenguva Refu | 1600°C |
| Kupisa Kwenguva Pfupi Kwekushanda | 1800°C (≤maawa gumi) |
| Simba reKusimba (20°C) | ≥150 MPa |
| Kureba | ≥20% |
| Kudzivirira Kwemagetsi (20°C) | Gumbo rakanaka: 0.31 Ω·mm²/m; Gumbo risina kunaka: 0.19 Ω·mm²/m |
Kuumbwa kweMakemikoro (Kazhinji, %)
| Mutyairi | Zvinhu Zvikuru | Zvinhu Zvinotevera (zvakanyanya, %) |
| Gumbo Rakanaka (Platinum-Rhodium 30) | Pt: 70, Rh: 30 | Ir:0.02, Ru:0.01, Fe:0.003, Cu:0.001 |
| Gumbo Risina Kunaka (Platinum-Rhodium 6) | Pt: 94, Rh: 6 | Ir:0.02, Ru:0.01, Fe:0.003, Cu:0.001 |
Zvimiro zveChigadzirwa
| Chinhu | Tsanangudzo |
| Kureba paSpool imwe neimwe | 5m, 10m, 20m (nekuda kwehuwandu hwesimbi inokosha) |
| Kupedzisa Kwepamusoro | Yakanamirwa, yakajeka (hapana kusvibiswa pamusoro) |
| Kurongedza | Yakavharirwa mumidziyo yetitanium yakazadzwa neargon kudzivirira oxidation |
| Kuenzanisa | Zvinotevedzwa zvinoenderana nemazinga ekupisa epasi rose neEMF curves dzakasimbiswa |
| Sarudzo Dzakagadzirwa Nemunhu | Kucheka nemazvo, kupukuta pamusoro penzvimbo yekushandisa zvinhu zvakachena zvakanyanya |
Maitiro Akajairika
- Zvitofu zvinopisa zvakanyanya (zvinhu zveceramic uye zvinoramba)
- Kunyungudutsa simbi (superalloy uye kugadzirwa kwesimbi yakakosha)
- Kugadzira magirazi (magirazi anoyangarara)
- Kuyedzwa kwekufambisa kwemhepo mudenga (ma nozzles einjini dzeroketi)
- Indasitiri yenyukireya (kutarisa reactor yekupisa kwakanyanya)
Tinopa magadzirirwo emhando yeB thermocouple ane machubhu ekudzivirira eceramic uye ma connectors anodziya zvakanyanya. Nekuda kwekukosha kwezvinhu, kureba kwesampuro kunogumira pa 0.5-1m kana zvakumbirwa, pamwe chete nezvitupa zvese zvekushandisa uye mishumo yekuongorora kusvibiswa. Kugadziriswa kwakagadzirirwa nzvimbo dzakasiyana dzechoto kunowanikwa.
Yakapfuura: Mutengo weFekitori Pure Nickel 212 Manganese Stranded Wire (Ni212) Zvinotevera: Kutengesa Kwakananga Kwefekitori-Kushanda Kwakanyanya-Ni80Cr20-Waya