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Capacitive mīkiniʻimi: i hoʻomākaukauʻia a me ka rula o ka hana. Capacitive nā mea e loaʻa ka mea nalo: palapala noi

Hoikehonua, ka hana, a me ka maʻamau o kanaka kanaka hana, hoi, he mea hiki ole ke manao wale ole me ka dukima mīkini uila no. Ka mea, e kokua mai ia iā mākou i loko o nā alanui, a me kekahi manufacturing hana e hana 'aʻole i lanakila ole ia. I ka poe "kokua" E hoi loaʻa he capacitive mīkiniʻimi.

No laila, kapaʻia converters i ma parametric type. Ana mai o ka buke ia manaʻo ua hana ma likeʻole o ka capacitance ka wā hoʻololi ana i kekahi mau mea nui kiko'î. Aloha kau, ka oaeuiinoe loli ma capacitance ma lalo o ka aoao o kekahi mawaho aʻe.

Na ke hoʻohana rula o ka capacitive mīkiniʻimi

A i ka capacitive nā mea e loaʻa ka mea nalo. I ka rula o ka hana ka mea, i ole ai paʻakikī, akā, e ike ia oe Pono eʻike i kekahi mea. I hoʻomaka me mākou keia iloko o ka loina o ka hoomaopopo ana i ka capacitance o ka mea pihana. Keia hana ua hoikeia ma ka kēia haʻilula:

C = εεₒS / δ.

Kēia 'aoʻao o ua ikeia i na mea he nui mai ka kula ke kālaikūlohea holo ana, akā, ka mea makemake i eha, e hoomaha mai oe i kou hoomanao ana a me ka hoʻomanaʻo aʻela nō, a' o ia hoʻi kēlā o ka aiaiiuo:

  • S - wahi o ka mea pihana papa.
  • E - i pili permittivity o ka dielectric mea hoʻohana ma ka mea pihana mea i manao ai.
  • εₒ - like ma ka ke kālaikūlohea e Kû ke permittivity o noa ka lewa.
  • δ - no laila mea hiki ke koho 'ole ka mānoanoa o ka dielectric papa, a me ka mamao ma waena o ka kekahi mau papa o ka mea.

Ke'ī mai, mai ka luna haʻilula i ka capacitance hoʻololi wale. Nui ia somehow hana ma luna o ka wahi o ka papa o dielectric mea, he mamao ma waena o nā papa 'ole' ana i ka permeability hoʻohana ma o ka hana o ka mea. Alaila, i ke koho ana i mau waiwai hilinaʻi nui wale n? Ma ka papa inoa o nā hana a ka mea akamai i hoʻonoho.

Pela, ua hiki e hana i capacitive mīkiniʻimi me kou mau lima, e like me ka constructive wahi o ka Hawaii ia mea - ka mau i lalo a paukūʻolokaʻa mea pihana, hoʻokahi papa o i ua mauʻike piʻi i kekahi lāʻau 'ana i loko o ka lewa, e hiki aku ai i ka loli ma ka capacitance. Ua hoʻomanaʻoʻia ai ia i ka mea ma luna o haʻilula mea i pololei ia wale nō, ināʻoe e loa ka manawalea palena 'ole. Na Google e olelo hou e pili ana i keia ma ka pauku hope loa o keia Haawina.

It E e ikeia ia e hoʻohana nui ka lolouila nā mīkini home no ana i ka angular a me ka laina displacements o ka mea, helu ana i ka nui, me ka noi hana, humidity, lehulehu o kaʻeleu waiwai a me nā 'ano. Me ka pili ana i ka mall, ao ke ano o ka ninau, alaila, i mai la bales i i pelane-ia laua, ma ka paukūʻolokaʻa neo? Aaiiai? I kui nā uila aʻa lolo, a me ka naʻau o ka dielectric mea, a hiki ole ia.

Eia pehea e hana capacitive nā mea e loaʻa ka mea nalo. I ka rula o ka hana o kekahi o ia mau mea e pono ai, e ike i ka nui au mamuli. Ma keia 'atikala mākou e haawi aku i kekahi mau nā papakuhikuhi i hiki e pono no oe.

Haʻilula e wehewehe i ka loina o ka hana ana i kekahi mauʻano o nā mea e loaʻa ka mea nalo

Level mīkiniʻimi me ka hiki oko o ka huinahalike dielectric papa hiki ia 'ano hiki wawe ka ho'ākāka' ia ma ka hoʻohana 'ana i nā kēia helu kaulike.

C = εεₒaH / δ.

Ma ka "X" ma keia hihia pili i ka lōʻihi o ke ano o nā uila aʻa lolo i hoʻohana. Alaila, "he" Kû ka laula o ka papa o ka mea pihana. It E e kaulana i ia mau manaʻo i ua noi i loko o kekahi mau kihapai o ka hana, ma ka mea i hoʻohana no ka pololei ana o angular nā loina. nona iho no ka transducer i loko o ia o ka hihia ua loaʻa ma ke kēia hōʻike:

C = εεₒ (r₂- r₁) / 2δ * (φₒ-φ).

I mea e pololei ana i ka pā lonoaʻili, oe e hoʻohana i ka iki okoa haʻilula:

K = εεₒ (r₂- r₁) / 2δ.

E mākouʻike ka mea i manaoia e ka poe aiaiiuo i nā wahi o kēia mau nā helu kaulike.

  • r₁ - loko kahahńnai o ka condenser papa;
  • r₂ - mawaho kahahńnai o ka hookahi papa;
  • φ - ana ma ka manawa (maoli) waiwai o ke ano huina;
  • φₒ - i ka loiloi mua cia o ke ano huina.

Eia hoi, ua wehewehe i ka makemakikaʻa e wehewehe i ka pae'ōnaehana rula o ka capacitive moʻokūʻikena me ka hoʻoneʻe ea nahā i:

C = εεₒS / (δₒ-X).

Predictably, he iniiaiieʻae δₒ i ike, o ka palapala X i ka hookahi dala o ka pohupani hale o ka una honua. E lohe! No ka mea,ʻaʻole kūpaʻa ano pololei laina, nō kāu ka nui mīkiniʻimi o keʻano hoʻohana e ana displacements uuku loa, a e ole oi aku i ka mea 0,1δₒ. Maoli ai, i kēia mau mea i ka mea, i aloha koi ma waho e neʻe 'enekinia, kahi hoi nīnūnē hewa hiki i pilikia he nui.

Where hiki ka mea, e hoʻohana '?

Mau mea o hiki palapala noi i'āina like. Pela, ma kaʻaneʻane a pau na hana e hālāwai i ka hana, a i noho mana ana ma kēia mau manaʻo. Ka mea, i hoʻohana 'ia e ka pāʻana i ka hoopiha ana i na pahu poʻina nalu likeʻole, a me kā lākou mau Contents hiki e kinowai, gaseous ole particulate (kinoea mīkiniʻimi).

Ke prevalence o hanalima a me ka maʻamau kanaka hanalima hana mea kiekie, oi ike loea a me ka pono o ka mea i manao ai i na manao ona. Mai ka huihui 'ana o kēia mau symptoms, ka mea, i laila ka pono i ka mea hiki ke hoʻohana' a hiki i loaʻano pākīkē rula paaʻaila tankers.

Eia kekahi, o ka capacitive mīkiniʻimi i ke hoʻohana me ke kali kuapo ma luna o ka mea hoʻoili laina a me ka mīkini manufacturing Shop. Ua mea e pono ai, a no ka loa pololei hoʻonohoʻia o kekahi mau maomeka.

koke nā mea e loaʻa ka mea nalo

Aka, ano, i ka nui koi koke nā mea e loaʻa ka mea nalo, a i i ka pono i ka ia rula. I ka laulā o ko lākou hoʻohana mea he lehulehu. O ke kumu ho i ka denari kāki maalea, e hiki ke hana ma kaʻaneʻane a pau ano o ka hana. Eia naʻe, loaʻa nō typical ka hana ma kēiaʻano o ka lako a pan i ka loa mahaloia.

  • Hooponopono o ka loli-piha aniani moakaka pahu i ka ea ole aniani.
  • A like kuleana pili i ua hanaʻia e ia i loko o ka hana o ka ai huahana (a me na keiki), ma ka pau huahana ua pūʻolo helu i ka pahu i ka aniani moakaka mea. Ma ka mea hookahi rula ma muli, a me ka hana ana o ka bale me ka capacitive wahie mīkiniʻimi.
  • No ka mālamaʻana hoʻopōʻino mau mea, ma kahi e hiki wawahiia o Kahualoa Kokohi uea.
  • Kū like wahi, kahi a ke lawe mea hoʻoili kāʻei hiki ke poino.
  • Pākahi mana i ke 'ano o nā huahana he (huli ana o ka la e hiki ai, o na hue ili,'ōpala).

'Aʻole surprisingly, kēia mīkini uila no i ka loa, he pono ole i loko o ka miomio ka hana' enekinia, mana hanauna, a he nui nā hana likeʻole ma o nā mea e loaʻa ka mea nalo.

inclinometers

Maalea, e hiki ua lilo prevalent wale i loko o kŘpa a nā makahiki i uuku-pepa paia capacitive inclinometer ka hoʻolako 'EYI uila auaiaea neaiaea nona ka nui ka pololei hapaʻauhau i ka huina mīkiniʻimi i hoʻohana.

Ka loa e like me ka nui kahua o ka hoʻohana 'ana i kēia mau mea: paepae hoʻopololei nenoaiu, manao paa o ka deflection a me ka deformation o nāʻano likeʻole o oaoieei-kākoʻo kaola, e like me kūlike loa mana o ke alanui, alahao Track haiahū kūmau ma ke kahua o ko lākou kūkulu.

No hoi, ka hoʻohana 'ana i ka manaʻo hoʻoholo i ka'ōwili o ia i kona kalaka kaumaha a me nā kaa, elevators a me ka hanalima mīkini hoʻeliʻeli a ascertain i ka degere o angular pohupani hale no ka mahiʻai a me ka hanalima machines maopopo loa nui.

Loa nui capacitive nā mea e loaʻa ka mea nalo i wahie pae i loko o ka aila oihana puolo. Ka mea, i hoʻohana 'ia a hiki i ka supertankers e halihali i kekahi huakaʻi na umi a me nā haneri o na tausani o na tona o ka maemae aila huahana. Mau manao maalea, ua mākaukau ka hoʻokō a hiki i ka loa nui ho okumu ana o condensate a me keʻano kiʻekiʻe o ka lepo? Iecaianoaaiiuo wahi (ka mea ia kinoea mīkiniʻimi).

Ka mea, loaʻa kā lākou hana ma ka ana aiee o ka piha a me ka pili puʻe pae e like me ka mānoanoa o ka dielectric mea, i mea mākaukau nui ma ka aneane e pau loa na hana a pau me ka oiaio ikaika capacitors i hoʻohana.

Ke kumu pono o capacitive nā mea e loaʻa ka mea nalo

It E e hoʻomaopopo i ka capacitive mīkiniʻimi he nui kona mau pono e ka wā like me ka like maalea, e hiki i hanaʻia ma luna o kekahi okoa kumu. E ka helu i ka papa kuhikuhi pono o kēia mau Kip:

  • Ma manufacturing, ka mea, he'āina mea. Eia hou, i ka loa a me ka poe noonoo ole nike mea hiki ke hoʻohana 'ia i loko o lākou? Iecaianoaaiiuo. O capacitive wahie pae nā mea e loaʻa ka mea nalo i hoʻohana i loko o kaʻaila kā hana nui mea i loa uku nui i ka lalo hiki kiʻekiʻe o ka hokii, o ka pila ikehu. Me nā mea a pau kēia mau 'ano, ka mea, oko maikai kiʻekiʻe o ka pā lonoaʻili, i mea pinepine unattainable no ka oi pipiʻi manaʻo.
  • Ma rula, ka mea hiki ia he capacitive mīkiniʻimi me kou mau lima, ka hoʻohana 'ana i kona kumu i kekahi hou a emi ike loea a me ka kiʻekiʻe ma Hawaiʻi hanalima mea pihana.
  • Nā leka pepa ka mea, i (loa kākaʻikahi hoʻohana i kaʻikena ÿauhau), i ka loa pono i ka hana i loko o na kumu o ka kiʻekiʻe ka lepo a me ka humidity.
  • loa lōʻihi hana ke ola, i ka pa alima pinepine ae hooponopono iho i ke "recapture" kā lākou haʻahaʻa kāki. Alaila, o ka capacitive mīkiniʻimi (i ke kumu kuai o ka i mea ma ka laulā 1200-1700 rubles) i loa ia e pono āpana.
  • No ka neʻe maila i ka hapa hoʻoneʻe o ka mea ua koi 'ia e e surprisingly iki hana.
  • Ka mea ka loa oluolu e hui pu iho la me ka aneane pau waeʻano o ka lako a pan i ua hoʻohana wale ma ka hanalima hana.

io, ao ke ano

Eia naʻe, kēlā capacitive mīkiniʻimi i kekahi drawbacks, a hiki i ka kekahi loa complicate i ka laha ana o keia ano o ka lako a pan. Mākou i helu ia ma ka hou au mamuli:

  • ho ololi (a laila, EYI), kŘpa a haʻahaʻa.
  • Small ka nui a me ke akahai o ka manao he hoʻonui i ka mea i ke koho loa kiʻekiʻe e koi ma luna o ka mea e like ai o ka loiloi na manao ona.
  • Good capacitive ilikai mīkiniʻimi (a me ka 'ē aʻe like ana palaoa) e ae ke hana pono i ke alapine (frequency) nui ma luna ma mua o ka mea maʻamau waiwai o 50 Hz wale.

nui ka hoʻomaopopo '

Eia naʻe, a pau mea i inoino loa. He nui Manufacturers imi maikai paleia lakou ano o na nā mea e loaʻa ka mea nalo ma ka hana hoʻololi iki i loko o kā lākou 'ole. Like no ka alapine (frequency) o ka pono, ma ka hoʻomaʻamaʻa ka mea, hōʻike maikaʻi loa i nā hualoaʻa ma ka laha hanalima waiwai o 400 Hz.

Mākou i mua kamaʻilio e pili ana i aloha ai i ke kumu o haʻilula wale ina ignoring i ka lihi kanawai. Akā, ia mea pono ke ike i ka mea hiki anei i ka hopena maikaʻi ia wale nō i loko o ka hanana i ka mamao ma waena o ka dielectric papa mea like me kā lākou iho nui. A, o ka hopena maikaʻi ia hiki ke pili kēia neutralize wale ka hoʻohana 'ana i ka poʻe kiaʻi apo hookahi. Ma keia hihia, i ka hopena o ka palena 'ole hiki ole hoolilo pono ma kela aoao o ka mea i hoʻohana papa.

Once hou, ke e hoailona oukou i ka ia puʻe nā mea e loaʻa ka mea nalo i wehewehe aku e ke kupaianaha naau kupono, a leie aku oe e hana i ka nui i ka pilina paʻa, mau nō a me ka haʻahaʻa-kāki 'ole. Inā e koho i ka pono geometric Ana hoʻohana dielectric ua hoʻohana 'ia i loko o ka? Iecaianoaaiiie o ia ka mea pihana lako i hiki maopopo uuku au.

Penei, pono 'ia ohiu i ka mea hiki ke hooheheeia, hehi iho no ka hana o ka mīkiniʻimi hale noho, ia mea kokoke negligible i ikaika wela fluctuations a hiki ka hopena i loko o ka loli ma ka capacitance o ka noonoo maalea, a me kona lawa ponoʻoleʻikepili. O ka holo ana, ia 'aʻole i obviate i ka pono e hana hoʻokolokolo pono kaʻawale puʻe nā mea e loaʻa ka mea nalo, a' ē aʻe na nā hoailona oʻano pākīkē? Aneie aʻe. I loko nō lākou naau kupono, kiʻekiʻe humidity a me ke kiekie pae o ka pāhawewe i negatively pili i ka pono o ka noonoo o kanaka.

Mea Maluna o nā mea e loaʻa ka mea nalo

Hoʻohana 'ia ma ka hanalima keʻano o ka hanaʻana no lākou? Iecaianoaaiiuo ae oe, e kaʻana like i nāʻano o nā mea e loaʻa ka mea nalo i lawe i loko o nui pūʻulu elua: odnoemkostnye a me ka dvuhemkostnye. Ua ka hope ano māheleʻia i loko o palena pau a me ka poludifferentsialnye. E ka noonoo ia i loko o aku au mamuli.

Odnoemkostny hoʻoluku. Ma keia hihia i ka capacitive mīkiniʻimi huakai kaapuni like na mea, mai ko lakou mau papa kuhikuhiE loa o ka loa e like me ka mea pihana me ka ee iaaanu aey capacitance. Eia naʻe,ʻo ka iki mahuahua humidity a me ka wela i ma luna o ka pololei o nāʻikepili loa tangible hopena. No ka mea, o keia, he mea likeʻole nā mea e loaʻa ka mea nalo pinepine malfunction. E neutralize i ka nui o ka hewa, ia mea pono e hoʻohana differentiated 'ole.

Dvuhemkostny mīkiniʻimi. Maoli, ka mea, ke pono ia i ka differentiated 'ole. He pinepine hiki e halawai pu me ka capacitiveʻilikai mīkiniʻimi ua ua hanaʻia e like me ke ano. ua hoopakeleia lakou mau manao maalea, mai ka papa kuhikuhiE drawbacks o ka mua kükohu, akā, i ko lākou mau palupalu. Ka loa nui keakea i ka pono e hoʻohana elua a ekolu paleia lakou kaula ma waena o ka manaʻo iho, a me kaʻili kai, no ka mea wale nō i loko o keia ano hiki ke uhi i ka ai-kapaia parasitic capacitance.

Eia naʻe, he 'ano Ka Uluwehi O Ke noaia o ka capacitive nā mea e loaʻa ka mea nalo i loko o keia hihia ka mea, he mama , e kāpae'ōlelo, no ka mea, ma ka hoʻi e loaʻa i ka loa a me ka pololei ikepili koʻikoʻi hoʻoluku.

kūkulu nā mea e loaʻa ka mea nalo Specificity

Ma na hihia (mai ka manao wahi o Hawaii) i ka hanaia ana o ia mau mea i mea problematic. He mea oi loa aku hoi oiaio ia oe makemake e ho okumu i ka mīkiniʻimi me ee iaaanu aey pae o ka 'auhau. Eia naʻe, ka hoao ana hōʻike i na mea he nui o ka pilikia i ke hoʻoponopono i aneane loa pololei ana a me ka kiʻekiʻe hana lako i hoʻohana i? Iecaianoaaiiuo. Loa pinepine mau pilikiaʻaloʻia e nā hoʻohua dvuhemkostnyh nā mea e loaʻa ka mea nalo.

I mau, ke specificity o kēia 'ano o ke ana ana i na mea maalea o ia ka mea hiki ke hoʻokū' me he dimensionless lākiō o elua physical mea (pahu) a i ka kūlike loa physical i kona a me ka manaʻo. No laila, i ka mea hiki ke paa aku i kapaia o "probes ka pilina." Ka lanakila o kēia mau mea, he manaʻo (ia nunui hua hoʻohui!) O ia ka mea nui hiki ole i loko o kona mea i manao ai kekahi hae ana e hoomaalili mai hoʻokāʻoi aʻe ana i pono i maoli loa wahi, i hiki a me na kumu.

Characterization o ka laina encoders

All ole-uila cia, a ua pinepine koi 'ia e ka pāʻana i loko o ka hanalima' ia, ia mea paʻakikī like a me ka multifaceted. A nui loa o na ana i ka poe malalo iho i ka ikaika kumu hoʻohālikelike a, e angular a me ka laina neʻe iʻano o nā surfaces i loko o ka lewa. Inā 'oe ke hoʻohana i ka mea pihana i loaʻa loaʻaʻahu uila kahua i loko o ka nahā i, ia mea,ʻaʻole pēlā paʻakikī e e lolouila nā mea e loaʻa ka mea nalo elua o na kēia mau' ano:

  • Ma i wahi no na nā uila aʻa lolo mea ee iaaanu aey.
  • Mau nō kekahi poʻe i ka ee iaaanu aey nahā i waena o nā nā uila aʻa lolo.

He oluolu ke ike i keʻano mua mea kūpono no ka hoʻopunipuni ka maoli nui neʻeʻana, oiai ka hoʻohana 'ana i ka lua o kaʻano hiki ke hoʻomaopopo i kekahi kino o ka neʻeʻana i loko o ka lewa, o ka waiwai io o ka i mea like i wale i kekahi mau microns!

Nā mea e loaʻa ka mea nalo no ka hoomaopopo ana i ka angular pohupani hale

I mau, ma ka manao a me ka manao, ka mea, aneane loa'ālike i ka ma mua ihe type. Similarity ua hoikeia mai ma ka oiaio i na nā mea e loaʻa ka mea nalo i nā uila aʻa lolo o kekahi ee iaaanu aey wahi E e hoʻohana no hoi no ka nui Ana, a me ka ee iaaanu aey mamao ma waena o nā nā uila aʻa lolo iho - uuku. Nō kāu, ua maalea i i nunui-mahele, a me ka manawa kūpono o ka hoʻololi i ka wahi o ka mea pihana papa.

E hoʻokō i kēia, he mua'ūholo uila paa i ka hoʻoneʻe kona kumu ma ka kuapo i mea hoʻololi kona kulana pili ana i ka lua o ka loli kahi e hoʻolako i ke ano o ka dielectric papa i loko o ka mea pihana. Maoli ai, i ka wa a ka mea kākau i ka loli ma ka capacitance.

mea, ua ulu

No laila mākou i ana no ka walaʻauʻana ano o ka nui o ka mea, aʻo maila e pili ana i kā lākou mau mea o ka noi, e pili ana i ka manao hiʻona, ka loina o ka hana, a hiki oaoieei pāʻoihana. E like me 'oe ke ike mai i ka' atikala, ka prevalence o capacitive nā mea e loaʻa ka mea nalo a me kā lākou mau hiʻona like kiʻekiʻe ua muli ma luna o ka loa uʻi kumukuai o ia mau mea, a me ka lōʻihi hana ola, a hiki ma lalo o pilikia? Aneie ana.

A pau i kēia mea hiki i ke aloha i ka mea e, mai ka constructive wahi o ke hoomaopopo, i mau mika i wale hae capacitors, a i wehewehe aku e kekahi i kekahi mau mea hanaʻaoʻao o ko lākou mau palapala noi. Eia naʻe, e hiki a loaʻa mai no oe ia oe iho, hookahi manawa hou e nana i ka makemakika nā papakuhikuhi i broadly noonoo i ke kumu Kip hana.

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