Ngā pūoko LVDT: he taputapu kaha mō te kimi i te papatahi

I roto i te ao hanga ahumahi e tere haere ana te whanaketanga, ko te papatahi o ngā mata hua he tohu nui mō te kounga o te hua. He whānuitia te whakamahinga o te kimi papatahi puta noa i ngā momo ahumahi, pērā i te hanga motuka, te rererangi, me te hikohiko. Hei tauira, ko te tirotiro papatahi o ngā pākahiko, o ngā whare waea pūkoro rānei i roto i te umanga motuka, me te tirotiro papatahi o ngā panera LCD i roto i te umanga haurua-ira.

Heoi, kei te raru ngā tikanga kite papatahi tuku iho i ngā take pēnei i te iti o te whai huatanga me te kore tika. He rerekē, ko ngā pūoko LVDT (Linear Variable Differential Transformer), me ō rātou painga o te tino tika, te tino pono, me te ine kore waku (hei tauira: ka whakamahia e ngā LVDT he tirotiro hei pa atu ki te mata o te mea, ka akiaki i te nekehanga matua kia tutuki ai te ine kore waku me te tino tika), kua whakamahia whānuitia inaianei i roto i te kite papatahi o ngā mea hou.

Te Mātāpono Whakahaere:

He pūoko hikohiko te LVDT, ā, ko tōna kaupapa mahi e ahu mai ana i te ture a Faraday mō te hikohikohiko. Ko te LVDT he mea hanga mai i tētahi koiri tuatahi me ngā koiri tuarua e rua, e takai katoa ana i tētahi matua ferromagnetic. Ina kei waenganui te matua, he ōrite te rahi o ngā ngaohiko putanga o ngā koiri tuarua e rua, ā, he rerekē te āhua, ka whakakore tetahi i tetahi, ā, ka hua ake he ngaohiko putanga kore. Ina neke te matua ki te taha tuaka, ka rerekē ngā ngaohiko putanga o ngā koiri tuarua e rua, ā, he rite te rerekētanga ki te nekehanga o te matua. Mā te ine i te huringa o te ngaohiko putanga, ka taea te ine tika i te nekehanga o te matua.
 
Ko te whare LVDT he mea hanga i te nuinga o te wā ki te taupoki tiaki kowiri tira, me te paparanga ārai aukume he nui te uruhanga aukume me te paparanga ātete-makuku kua takaihia ki waenganui. Mā tēnei ka taea te whakamahi i roto i ngā taiao uaua pēnei i ngā papa aukume kaha, ngā iahiko teitei, te haumākū, me te puehu. Ko ētahi LVDT taumata-ahumahi e whakamahi ana i ngā rauemi motuhake (pēnei i ngā hiri uku, i ngā whare Hastelloy rānei) ā, ka taea te mahi i roto i ngā taiao pāmahana teitei o te 250°C, i ngā taiao pēhanga teitei rānei o te 1000 pae.

Ngā āhuatanga matua o te LVDT

Ine Kore-Wāwhati:Kāore he pānga tinana i waenganui i te matua neke me te hanganga koiri, ko te tikanga he taputapu kore-waku te LVDT. Mā tēnei ka taea te whakamahi i roto i ngā inenga nui kāore e taea te aro ki te uta waku.

Te Ora Mīhini Mutunga KoreNā te mea kāore he hononga i waenganui i te matua o te LVDT me te hanganga koiri, kāore he wāhanga e mirimiri tetahi ki tetahi, e pakaru rānei, ka roa ai te ora o ngā LVDT. He mea nui tēnei i roto i ngā tono pono teitei.

Taumira Mutunga KoreKa taea e ngā LVDT te ine i ngā huringa iti rawa o te tūranga matua nā te mea e mahi ana rātou i runga i ngā mātāpono hononga hikohiko i roto i te hanganga kore-waku. Ko te herenga anake o te taumira ko te haruru i roto i te whakahāngai tohu me te taumira o te whakaaturanga putanga.

Te Whakahokinga o te Pūwāhi Kore:He tino pumau te taunga o te pūwāhi kore ā-roto o te LVDT, ā, ka taea te tukurua, ahakoa i roto i tōna whānuitanga pāmahana mahi. Nā tēnei ka pai te mahi a ngā LVDT hei pūoko tūnga kore i roto i ngā pūnaha whakahaere porowhita-kati.

Te Whakakorenga o te Tuaka-Whakawhiti:He tino tairongo ngā LVDT ki te nekehanga tuaka o te matua, ā, kāore i te tino tairongo ki te nekehanga radial. Mā tēnei ka taea te whakamahi i ngā LVDT hei ine i ngā matua kāore e neke ana i te rārangi tika.

Urupare Hihiri Tere:Nā te korenga o te waku i te wā e mahi ana i ia rā, ka taea e te LVDT te urupare tere ki ngā panonitanga o te tūranga o te matua. Ko te urupare hihiri o te pūoko LVDT tonu ka herea noa e ngā pānga korekore o te papatipu iti o te matua.

Putanga Tino:He tohu anaro te putanga LVDT e pā tika ana ki te tūranga. Mēnā ka motu te hiko, ka taea te tīmata anō te ine me te kore e whakatikatika anō (me tahuri anō te hiko kia whiwhi ai i te uara nekehanga o nāianei i muri i te motuhanga hiko).

Te tono LVDT [Te kimi papatahi] noa:

  • Te Kitenga Papatahi o te Mata o te Mea MahiMā te whakapā atu ki te mata o te mea mahi me te whakamātautau LVDT, ka taea te ine i ngā rerekētanga teitei o te mata, ā, mā reira ka taea te aromatawai i tōna papatahi.
  • Te Kitenga Papatahi o te Pepa KonganukuI te wā e hanga ana i ngā pepa whakarewa, ka taea e te tahora LVDT whakarārangi, me te whakamahi tahi me te tikanga matawai aunoa, te whakatutuki i te mahere papatahi o te mata katoa o ngā pepa rahi.
  • Te Kitenga Papatahi o te Angaanga:I roto i te umanga haurua-ira, he pānga nui te papatahi o ngā papatahi ki te mahi a te maramara. Ka taea te whakamahi i ngā LVDT hei ine tika i te papatahi o ngā mata papatahi. (Kia mahara: I roto i te kimi papatahi o ngā papatahi, me whai taputapu māmā te LVDT me te hoahoa iti o te kaha whakapā, kia pai ai mō ngā āhuatanga kāore e whakaaetia te kino ki te mata.)

I tūtohutia te pūoko LANBAO LVDT

LVDT

 

  • Te āheinga tāruarua taumata-maikoromita
  • He maha ngā whānuitanga e wātea ana mai i te 5-20mm
  • Ngā kōwhiringa putanga whānui, tae atu ki te tohu mamati, te tohu anarau, me te 485.
  • He iti iho i te 3N te pēhanga o te upoko, ka taea te kite i ngā mata karaihe whakarewa e rua, kāore e pāngia e te haukū.
  • He nui ngā āhuatanga o waho hei whakatutuki i ngā momo tono.
  • Aratohu kōwhiringa
Momo Ingoa wāhanga Tauira Rang Te rārangitanga Te āheinga ki te whakahoki anō Putanga Te taumata tiaki
Momo whakamātautau whakakotahi Whakakaha LVA-ESJBI4D1M / / / 4-20mA iahiko, putanga mamati e toru ngā ara IP40
Pūoko tirotiro LVR-VM15R01 0-15mm ±0.2%FS
(25℃)
8μm (25℃) / IP65
LVR-VM10R01 0-10mm
LVR-VM5R01 0-5mm
Momo whakauru Pūnaha Pūoko Whakauru LVR-VM20R01 0-20mm ±0.25%FS
(25℃)
8μm (25℃) RS485
LVR-VM15R01 0-15mm
LVR-VM10R01 0-10mm
LVR-VM5R01 0-5mm
LVR-SVM10DR01 0-10mm

 


Wā tuku: 11-Pepuere-2025