Difference between revisions of "battery power storage"

From Noah.org
Jump to: navigation, search
m (Created page with ' Category:Engineering A custom battery pack should have thermal protection to prevent cell damage or rupture during charging or discharging. The industry standard is to use …')
 
m
Line 1: Line 1:
 
 
[[Category:Engineering]]
 
[[Category:Engineering]]
  
 
A custom battery pack should have thermal protection to prevent cell damage or rupture during charging or discharging.
 
A custom battery pack should have thermal protection to prevent cell damage or rupture during charging or discharging.
The industry standard is to use an NTC thermistor 10K/25. That is, R<sub>25°C</sub>=10KΩ, and B=3950. Note that 25°C=298.15°K. To calculate temperature from resistance, T = B / (ln(R/r<sub>&infin;</sub>)).
+
The standard is to use an NTC thermistor 10K/25. That is, '''R<sub>25°C</sub>=10KΩ, and B=3950'''. Note that 25°C=298.15°K. To calculate temperature from resistance, '''T = B / (ln(R/r<sub>&infin;</sub>))'''.

Revision as of 01:05, 18 June 2014


A custom battery pack should have thermal protection to prevent cell damage or rupture during charging or discharging. The standard is to use an NTC thermistor 10K/25. That is, R25°C=10KΩ, and B=3950. Note that 25°C=298.15°K. To calculate temperature from resistance, T = B / (ln(R/r)).