Nā Thermocouples i uhi ʻia i ka mahana kiʻekiʻe
Wehewehe Huahana
ʻO nā thermocouples sheathed (ʻike ʻia hoʻi he thermocouples mineral-insulated) he mau mea ʻike mahana ʻoihana hana kiʻekiʻe i hoʻolālā ʻia no nā noi koi.ʻO nā ʻano koʻikoʻi e komo pū me K, N, E, J, T, a me S, hiki ke ana i nā mahana mai -200°C a i 1300°C no nā wai, ka mahu, nā kinoea, a me nā ʻili paʻa.
Hoʻohana nui ʻia nā thermocouples sheathed ma nā ʻoihana e like me ka petroleum, kemika, ka hana mana, ka metallurgy, a me ka aerospace.
ʻO kahi thermocouple i uhi ʻia he mea ʻike mahana i hana ʻia ma o ke kaʻina hana hoʻopaʻa mechanical, e hoʻohui ana i nā uea thermocouple, nā mea hoʻokaʻawale, a me kahi uhi metala. Loaʻa iā ia ka maʻalahi, ke kūpaʻa wela kiʻekiʻe, a me ke ahonui kiʻekiʻe. Ke hoʻohālikelike ʻia me nā thermocouples maʻamau, ʻoi aku ka liʻiliʻi o ke anawaena o ke ʻano i uhi ʻia a me ka hiki ke kulou maikaʻi, e kūpono ana no ke ana ʻana i ka mahana ma nā wahi haiki a paʻakikī ke hiki, me ka hāʻawi pū ʻana i kahi pane wikiwiki.
Kumumanaʻo Hana o nā Thermocouples i uhi ʻia
ʻO ke kumumanaʻo ana o ka mahana o kahi thermocouple i uhi ʻia ua like ia me ko kahi thermocouple maʻamau, ma muli o ka hopena Seebeck. Ke loaʻa kahi ʻokoʻa mahana ma waena o ka hui ana (wela wela) a me ka hui kuhikuhi (wela anu/hopena pili), hoʻopuka ʻia kahi ikaika electromotive thermal (EMF) i loko o ke kaapuni i hoʻokumu ʻia e ʻelua mau alakaʻi like ʻole. Ma ke ana ʻana i kēia EMF thermal, hiki ke hoʻoholo ʻia ka mahana ma ka hui ana.
Nā Hiʻohiʻona o nā Thermocouples i uhi ʻia
• Ka manawa pane wela wikiwiki a me ka hewa loli haʻahaʻa
• Ikaika mīkini kiʻekiʻe, kū i ke kaomi, ka hopena, a me ka haʻalulu
• Hoʻonohonoho maʻalahi ma muli o ke kūlou ʻana
• Kūpaʻa i nā mahana kiʻekiʻe a me ka palaho
Nā noi o nā Thermocouples i uhi ʻia
• Ka hoʻomalu ʻana i ke kaʻina hana ʻoihana:Ka nānā ʻana a me ke kaohi ʻana i ka mahana ma nā paipu, nā reactors, a me nā lako ʻē aʻe ma nā ʻoihana petroleum, kemika, a me ka mana.
• Nā noi wela kiʻekiʻe a me nā hana metallurgical:Ke ana ʻana o ka mahana i nā lako wela kiʻekiʻe e like me nā umu ahi a me nā umu pahū i nā ʻoihana kila a me ka sima.
• Nā wahi kūikawā:Ke ana ʻana o ka mahana pane wikiwiki a i ʻole ka mahana i kahi paʻa i ka hoʻāʻo ʻana i nā ʻenekini aerospace a me nā hoʻokolohua noiʻi ʻepekema.
• Nā kūlana koi:Nā wahi hana paʻakikī e pili ana i ka haʻalulu, ke kaomi kiʻekiʻe, nā koi no ke kau ʻana i kulou ʻia, a i ʻole ka pono no ka pane wikiwiki.
Nā ʻAno o ke Ana ʻana o ka Thermocouple
ʻAno hoʻoheheʻe ʻia:Hoʻopaʻa ʻia ka hui ana i ka ʻūpā, e hāʻawi ana i ka pane wikiwiki loa. Eia naʻe, ʻaʻole kūpono ia no nā mea conductive a corrosive paha.
ʻAno honua ʻole:Ua hoʻokaʻawale ʻia ka hui ana me ka uila mai ka ʻūpā. Hāʻawi ia i ka pane lohi iki akā ikaika ka pale ʻana i ka walaʻau, ʻo ia ke ʻano i hoʻohana pinepine ʻia, a he lōʻihi ke ola lawelawe.
ʻAno i hōʻike ʻia:Ua hōʻike ʻia ka hui ana ma waho o ka ʻūpā, e hāʻawi ana i ka pane wikiwiki loa. Eia nō naʻe, ua maʻalahi nā uea i ka hōʻino ʻia, e kaupalena ana i kona hoʻohana ʻana i nā mea maloʻo a ʻaʻole e palaho.
Nā ʻano Thermocouples
| ʻAno Thermocouple | Pae Ana | Papa Pololei I | Papa Pololei II |
| K | -40 a i 1200 ℃ | ±1.5℃ | ±2.5℃ |
| N | -40 a i 1200 ℃ | ±1.5℃ | ±2.5℃ |
| E | -40 a i 900 ℃ | ±1.5℃ | ±2.5℃ |
| J | -40 a i 750 ℃ | ±1.5℃ | ±2.5℃ |
| T | -40 a i 1000 ℃ | ±0.5℃ | ±1.0℃ |
| S | 0 a i 1600 ℃ | ±1.0℃ | ±1.5℃ |
Alakaʻi Koho Thermocouple
ʻAno Thermocouple:K, N, E, J, T, S
Papa Pololei:ʻI / II
Helu o nā ʻElemene:Hoʻokahi / Pālua
Hoʻohui Hana:Uhi ʻia a i ʻole Flange, hiki ke wehe ʻia a paʻa paha
ʻAno Hoʻohui Ana:Hoʻokaʻawale ʻia, Hoʻokumu ʻia i ka honua, Hōʻike ʻia
Mea Uhi:304/316L/321 Kila Kuʻihao, Inconel 600, GH3030/GH3039 (GB/T)
Anawaena o ka ʻūpā (mm):φ2, φ3, φ4, φ5, φ6, φ8
Ka lōʻihi a i ʻole ka hohonu o ka hoʻokomo ʻana:Hiki ke hoʻopilikino ʻia
ʻAno Poʻo Hoʻohui:Pale i ka pīpī, Pale wai, Hoʻohui wikiwiki poepoe, Hoʻohui wikiwiki pālahalaha, ʻAno lima, Me ke kaula uku
No nā kikoʻī hou aku e pili ana i kā mākou huahana thermocouple sheathed, e ʻoluʻolu e kelepona mai iā mākou. E pane koke mākou iā ʻoe.













