battery

Quick Charge

  • USB Promoters Group : https://en.wikipedia.org/wiki/USB_hardware#USB_Power_Delivery

  • Qualcomm ： https://en.wikipedia.org/wiki/Quick_Charge

techyearmax power

QC3

2016

36 W (12 V × 3 A)

QC4

2017

100 W (20 V × 5 A)

QC3+

2020

20mV steps from QC4

PD2.0 / USB 3.1

2014

100W ( 20V x 5A )

PD3.0

2015/2017

100W

PD3.1

2021 https://www.usb.org/usb-charger-pd

240W ( 48V x 5A )

Types

https://zh.wikipedia.org/wiki/%E8%93%84%E9%9B%BB%E6%B1%A0#%E8%93%84%E9%9B%BB%E6%B1%A0%E7%A8%AE%E9%A1%9E%E5%88%97%E8%A1%A8

Solar

open-circuit 0.5 to 0.6 volts: https://en.wikipedia.org/wiki/Solar_cell

Pb

https://en.wikipedia.org/wiki/Lead%E2%80%93acid_battery

  • 1.8V loaded at full discharge, to

  • 2.1V in an open circuit at full charge

https://www.blazartheory.com/files/notes/phy2049/Lead_Acid_Batteries.pdf

  • lead (Pb 铅) terminal

  • lead(IV) oxide (PbO2) terminal

  • sulfuric(硫酸) acid(酸) (H2 SO4) bath

Ni

https://en.wikipedia.org/wiki/Nickel%E2%80%93metal_hydride_battery

  • starting voltage 1.4V

  • NiMH(镍氢) batteries have replaced NiCd(镍镉)

Li

https://en.wikipedia.org/wiki/Comparison_of_commercial_battery_types

NameDischargeV

ICR LiCoO2 钴酸锂

1-2C

2.5 / 3.7 / 4.2

INR 三元锂

5-7C

2.5 / 3.6 / 4.2

IMR LiMn2O4 锰酸锂

10-15C

2.5 / 3.9 / 4.2

IFR LiFePO4 磷酸铁锂

25-35C

2 / 3.2 / 3.65

DC UPS

TypeVendorPowerLink

Pb/Li

MeanWell

120W~600W

https://www.meanwell.com/newsInfo.aspx?c=1&i=1106

Li/Pb

sw open

60W+

https://github.com/mini-box/ups

Li 2S LED

hw open

60W

https://github.com/TobleMiner/DC-UPS

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