Cov txheej txheem:

Yuav Ua Li Cas Kom Yooj Yim Tsis Siv Neeg Hmo Hmo Teeb Pom Kev Siv LDR: 4 Kauj Ruam
Yuav Ua Li Cas Kom Yooj Yim Tsis Siv Neeg Hmo Hmo Teeb Pom Kev Siv LDR: 4 Kauj Ruam

Video: Yuav Ua Li Cas Kom Yooj Yim Tsis Siv Neeg Hmo Hmo Teeb Pom Kev Siv LDR: 4 Kauj Ruam

Video: Yuav Ua Li Cas Kom Yooj Yim Tsis Siv Neeg Hmo Hmo Teeb Pom Kev Siv LDR: 4 Kauj Ruam
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Yuav Ua Li Cas Kom Yooj Yim Tsis Siv Neeg Hmo Hmo Teeb Pom Kev Siv LDR
Yuav Ua Li Cas Kom Yooj Yim Tsis Siv Neeg Hmo Hmo Teeb Pom Kev Siv LDR

Nyob zoo cov phooj ywg hnub no kuv yuav qhia koj yuav ua li cas kom yooj yim siv lub teeb pom kev hmo ntuj tsis siv neeg LDR (Lub teeb nyob ntawm tus tiv thaiv) thiab mosfet yog li ua raws thiab hauv cov kauj ruam tom ntej, koj yuav pom qhov tsis siv neeg hmo ntuj teeb pom kev zoo ib yam li cov khoom siv hluav taws xob xav tau los tsim lub voj voog yooj yim thiab muaj txiaj ntsig no.

Kauj Ruam 1: Tsis Siv Neeg Hmo Hmo Teeb thiab LDR

Tsis siv neeg hmo ntuj teeb pom kev zoo thiab LDR
Tsis siv neeg hmo ntuj teeb pom kev zoo thiab LDR

Thaum peb hais txog kev siv lub teeb pom kev hmo ntuj tsis zoo peb yuav xav txog lub teeb pom kev zoo thaum tsaus ntuj uas tau qhib thaum hmo ntuj thiab lawv kaw thaum nruab hnub. Txhua tus txheej txheem kev siv lub tshuab no tuaj yeem ua tau nrog cov hluav taws xob hluav taws xob uas muaj lub ntsuas hluav taws xob pom lub hnub. Peb yuav rov ua cov txheej txheem no tab sis yooj yim heev nrog kev pab ntawm lub teeb nyob ntawm tus tiv thaiv uas muaj qhov tshwj xeeb thaum lub teeb nws tuaj yeem muaj 500-2000 ohms, thiab thaum tsaus ntuj 100Kohms.

Kauj Ruam 2: Yooj Yim Hmo Teeb Lub Teeb

Simplified Night Light Circuit
Simplified Night Light Circuit

Tus photoresistor (lossis lub teeb nyob ntawm tus tiv thaiv, LDR, lossis xov tooj ntawm tes ua duab) yog lub teeb tswj tau qhov sib txawv resistor. Kev tiv thaiv ntawm photoresistor txo qis nrog qhov teeb meem teeb pom kev zoo ntxiv; Hauv lwm lo lus, nws nthuav tawm photoconductivity. A photoresistor tuaj yeem siv rau hauv lub teeb pom kev pom lub teeb pom kev zoo, thiab lub teeb qhib thiab qhib-tsaus-ua haujlwm hloov pauv hloov.

Lub photoresistor yog ua los ntawm cov khoom siv hluav taws xob tiv taus siab. Hauv qhov tsaus ntuj, photoresistor tuaj yeem tiv taus siab txog li ob peb megohms (MΩ), thaum nyob hauv qhov pom kev, tus photoresistor tuaj yeem tiv taus qis li ob peb puas ohms. Yog tias teeb pom kev zoo ntawm lub photoresistor ntau dua li qee qhov zaus, photons nqus los ntawm cov khoom siv hluav taws xob muab cov hluav taws xob txaus ua kom lub zog dhia mus rau hauv pawg ua haujlwm. Cov txiaj ntsig tau txais cov khoom siv hluav taws xob dawb (thiab lawv cov koom nrog qhov) ua hluav taws xob, yog li txo qis kev tiv thaiv. Kev tiv thaiv ntau yam thiab rhiab heev ntawm tus photoresistor tuaj yeem sib txawv ntawm cov cuab yeej sib txawv. Ntxiv mus, cov duab photoresistors tshwj xeeb tuaj yeem cuam tshuam ntau yam sib txawv rau photons hauv qee qhov kev ua haujlwm ntev.

Kauj Ruam 3: Tsis Siv Neeg Hmo Hmo Teeb Mini Project

Tsis Siv Neeg Hmo Teeb Mini Project
Tsis Siv Neeg Hmo Teeb Mini Project

Cov khoom tsim nyog rau tsim lub teeb pom kev hmo ntuj no muaj raws li hauv qab no:

- Ib mosfet irfz44n lossis zoo sib xws

-Roj teeb qhov chaw 18650

-LDR (photoresistor)

-22k / 270k yog tias lub Circuit Court no txhais tau tias siv sab hauv tsis raug rau tshav ntuj ncaj qha

Yooj yim, cov khoom pheej yig uas tuaj yeem pom hauv online thiab txoj haujlwm me me no tuaj yeem hloov kho kom khiav 220v lub teeb tab sis tej zaum yuav qhia yav tom ntej.

Ib qho tseem ceeb ntawm qhov kev sib tw no yog qhov sib faib hluav taws xob tsim los ntawm tus tiv thaiv thiab LDR kuj yog tus tiv thaiv

Kauj Ruam 4: Tsis Siv Neeg Hmo Hmo Teeb Pom Kev Zoo

Image
Image

Ntawm no koj muaj daim duab hluav taws xob ntawm lub teeb hmo ntuj yooj yim ntawm sab laug koj tuaj yeem soj ntsuam qhov faib hluav taws xob uas yuav tswj tau mosfet los ntawm kev muab ntau dua 3v thaum hmo ntuj ua rau coj mus rau lub teeb, thiab tsawg dua 2v thaum nruab hnub tig mosfet tawm thiab kaw lub teeb coj mus rau mosfet tuaj yeem hloov pauv nrog lub transistor ib txwm tab sis vim tias mosfet txawv dua li transistor peb yuav tau txais qee lub zog siv.

Ua tsaug rau koj lub sijhawm yog tias koj xav pom cov vis dis aus sawv cev ntawm qhov Tsis Siv Neeg hmo ntuj teeb pom kev zoo

lossis yog tias koj xav tso los ntawm No Tsis muaj txuj ci xav tau hauv youtube channel

Pom zoo: