SamuwarKimiyya

Zazzabi coefficient na juriya

Game da sakamako na jejjerawa sani, tabbas duk. Duk da haka dai, muna ji game da shi. Jigon wannan sakamako ne cewa a debe 273 ° C da juriya da shugaba halin yanzu kwarara da aka rasa. Riga daya daga wannan misali ne da sani da fahimta da cewa akwai ta dogara a kan zazzabi. Kuma wannan dogaro bayyana musamman siga - zazzabi coefficient na juriya.

Duk wani shugaba da ya hana halin yanzu qoramu therethrough. Wannan adawa da kowane conductive uwarsa daban-daban, shi ne m da yawa abubuwan muhimmi ga takamaiman abu, amma ba za a tattauna kara a kan wannan. Interest a lokacin ne ta dogara a kan zafin jiki da kuma yanayin wannan dangantaka.

Conductors na wutar lantarki yawanci aiki karafa, su ƙãrã da yawan zafin jiki juriya ƙaruwa, yayin da ragewa shi raguwa. The girma na canji da 1 ° C, da kuma ake kira da zazzabi coefficient na juriya, ko TCR rage tsawon.

TCR darajar iya zama tabbatacce ko korau. Idan shi ne tabbatacce, sa'an nan da zazzabi karuwa da shugaba juriya ƙaruwa, idan korau, sa'an nan rage-rage. Ga masu rinjaye na karafa amfani da lantarki halin yanzu conductors, tabbatacce TCR. Daya daga cikin mafi kyau conductors ne tagulla, da juriya da zazzabi coefficient na jan karfe ne ba cewa mafi kyau, amma idan aka kwatanta da sauran conductors, shi ne karami. Ka kawai da tuna cewa, darajar da TCS kayyade yadda za a canji na muhalli sigogi zai kasance da darajar juriya. Ya canji ne mafi muhimmanci fiye da da ya fi girma factor.

Irin wannan zafin jiki dogara da juriya ya kamata a dauka cikin la'akari da lokacin da zayyana kayan lantarki. Gaskiyar cewa kayan aiki da ya kamata a sarrafa a wani yanayi na yanayi, wannan motoci a aiki daga -40 ° C zuwa + 80 ° C. A yawa na lantarki a mota, kuma idan ba ka yi la'akari da muhalli tasiri a kan aikin na kewaye abubuwa, zaka iya fuskanta a halin da ake ciki a wanda wani lantarki naúrar aiki lafiya a karkashin al'ada hali, amma ya ki ya yi aiki a lokacin da fallasa su low ko high yanayin zafi.

Yana da wannan dogara a kan muhalli da yanayi da kuma ba da damar developers a ta zanawa na'ura ta amfani da kewaye sigogi a cikin lissafin yawan zafin jiki coefficient na juriya. Akwai alluna da data for TCR kayayyakin amfani da lissafi dabarbari ga wanda ya san TCS za a iya ƙaddara juriya darajar a wani halin da ake ciki da kuma la'akari da yiwu halaye na aiki makircinsu ta canji. Amma don gane da abin da TCS halin yanzu babu dabarbari ko Tables an ba da ake bukata.

Ya kamata a lura cewa akwai karafa da sosai kananan darajar TCS, kuma suna amfani da shi a yi na resistors, wanda sigogi na muhalli canji dogara weakly.

Zazzabi coefficient na juriya za a iya amfani ba kawai ga sakamako na hawa da sauka daga muhalli sigogi, amma kuma ga zafin jiki ji. Wanne ne isa ya auna juriya. Sanin abu wanda aka fallasa, allunan za a iya ƙaddara, wanda zafin jiki yayi dace da daukar juriya. Kamar yadda irin wannan mita za a iya amfani talakawa jan waya, duk da haka, zai yi amfani da yawa da kuma rauni a cikin nau'i na, misali, coils.

Duk na sama ba rufe cikakken duk tambayoyin da yin amfani da yawan zafin jiki coefficient na juriya. Akwai wasu da ban sha'awa sosai yiwuwa na aikace-aikace hade da wannan factor a semiconductors, Wutan, amma kuma abin da yake kunshe, shi ne isa ga wani fahimtar manufar TCS.

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