![Arduino uchun Diy Dc quvvat o'lchash moduli: 8 qadam Arduino uchun Diy Dc quvvat o'lchash moduli: 8 qadam](https://i.howwhatproduce.com/images/001/image-1814-7-j.webp)
Mundarija:
2025 Muallif: John Day | [email protected]. Oxirgi o'zgartirilgan: 2025-01-23 15:14
![Arduino uchun Diy Dc quvvat o'lchash moduli Arduino uchun Diy Dc quvvat o'lchash moduli](https://i.howwhatproduce.com/images/001/image-1814-8-j.webp)
Ushbu loyihada biz Arduino yordamida shahar quvvat o'lchash modulini qanday yasashni ko'rib chiqamiz
1 -qadam: quvvatni o'lchash
shahar kuchini o'lchash uchun biz shahar kuchlanishini va shahar oqimini o'lchashimiz kerak.
Men kuchlanishni o'lchash uchun kuchlanish taqsimlagichidan foydalanaman
va oqim o'lchash uchun manevr qarshiligi
2 -qadam: kuchlanishni o'lchash
![Voltaj o'lchovi Voltaj o'lchovi](https://i.howwhatproduce.com/images/001/image-1814-9-j.webp)
Ushbu konfiguratsiyadan foydalanib, biz arduino orqali 55V gacha bo'lgan doimiy kuchlanish o'lchashimiz mumkin
3 -qadam: joriy o'lchov
![Joriy o'lchov Joriy o'lchov](https://i.howwhatproduce.com/images/001/image-1814-10-j.webp)
![Joriy o'lchov Joriy o'lchov](https://i.howwhatproduce.com/images/001/image-1814-11-j.webp)
![Joriy o'lchov Joriy o'lchov](https://i.howwhatproduce.com/images/001/image-1814-12-j.webp)
nazariy jihatdan, agar biz ikkita yukni ketma -ket ulasak, har bir yukdan o'tadigan oqim teng bo'ladi, shuning uchun agar biz yukning birini qarshilik bilan almashtirsak, biz ma'lum qarshilik qarshiligidagi kuchlanishni olishimiz mumkin, bu kuchlanish tokning ohm pastligi bilan mutanosib.
4 -qadam: Shunt rezistori
![Shunt qarshiligi Shunt qarshiligi](https://i.howwhatproduce.com/images/001/image-1814-13-j.webp)
![Shunt qarshiligi Shunt qarshiligi](https://i.howwhatproduce.com/images/001/image-1814-14-j.webp)
![Shunt qarshiligi Shunt qarshiligi](https://i.howwhatproduce.com/images/001/image-1814-15-j.webp)
Menda 0.47 ohm qarshilik bor, lekin men uni multimetr bilan o'lchayman, u 0,5 ohm edi, shuning uchun hisoblash uchun 0,5 ni oling
Parametrni hisoblash orqali men bu rezistor 3A maksimal oqim va 1,5V pasayishni boshqarishi mumkin, shuning uchun men bu parametrni mos yozuvlar sifatida qabul qilaman
E'tibor bering, biz olgan kuchlanish - bu tushish voltaji, bu esa yuk uchun kamroq qo'llaniladigan kuchlanishni keltirib chiqaradi, shuning uchun iloji boricha pastroq shlang qarshiligini saqlashga harakat qiling.
5 -qadam: Shunt rezistorining kuchlanishini kuchaytirish
![Shunt rezistorining kuchlanishini kuchaytirish Shunt rezistorining kuchlanishini kuchaytirish](https://i.howwhatproduce.com/images/001/image-1814-16-j.webp)
![Shunt rezistorining kuchlanishini kuchaytirish Shunt rezistorining kuchlanishini kuchaytirish](https://i.howwhatproduce.com/images/001/image-1814-17-j.webp)
1,5 voltli parametrni hisoblab, arduino tokni aniq o'lchashi uchun juda past, shuning uchun biz chiziqli daromad bilan 5V maksimal kuchlanishni kuchaytirishimiz kerak.
Eshiting, men lm358ni differentsial konfiguratsiya sifatida ishlataman
va 3 daromadni hisoblab, opamp uchun qarshilikni hisoblayman
6 -qadam: Breadboardda sinov davri
![Non panelidagi sinov davri Non panelidagi sinov davri](https://i.howwhatproduce.com/images/001/image-1814-18-j.webp)
![Non panelidagi sinov davri Non panelidagi sinov davri](https://i.howwhatproduce.com/images/001/image-1814-19-j.webp)
taxtadagi sxemani sinab ko'rish orqali men kompyuterning prototipli platasida sxemani tuzaman
7 -qadam: kodlash
elektronni arduino -ga ulash va ushbu kodni yuklash orqali biz ketma -ket terminalda volta va joriy o'qishni olamiz
Tavsiya:
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Kam quvvat iste'moli davrida simsiz aloqa modullarining quvvat sarfini qanday to'g'ri o'lchash mumkin?: 6 qadam
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![Kompyuteringiz uchun ko'proq quvvat. (Ikkinchi PSU Quvvat manbai): 3 qadam Kompyuteringiz uchun ko'proq quvvat. (Ikkinchi PSU Quvvat manbai): 3 qadam](https://i.howwhatproduce.com/preview/how-and-what-to-produce/11126523-more-power-for-your-pc-second-psu-power-supply-3-steps-j.webp)
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