Cordless Drill: Difference between revisions
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=Intro= | =Intro= | ||
*Brushless motor has electronics tronic commutation istead of brushes. It is more efficient and longer life than brushed. | *Brushless motor has electronics tronic commutation istead of brushes. It is more efficient and longer life than brushed. | ||
*It is also simpler to build per see, as the complexity goes into the controller | |||
*Lithium ion + brushless motor are state of art - [https://www.google.com/amp/s/lifehacker.com/are-brushless-cordless-tools-worth-the-cost-1652673079/amp] | *Lithium ion + brushless motor are state of art - [https://www.google.com/amp/s/lifehacker.com/are-brushless-cordless-tools-worth-the-cost-1652673079/amp] | ||
Revision as of 20:06, 6 January 2019
Intro
- Brushless motor has electronics tronic commutation istead of brushes. It is more efficient and longer life than brushed.
- It is also simpler to build per see, as the complexity goes into the controller
- Lithium ion + brushless motor are state of art - [1]
Batteries
- NiCd batteries are less environmentally friendly chemistry
- But Lithium is a scarce resource
- Comparisons n of bats - [2]
Geared Motor, not BLDC
- 300 rpm - [3]
Brushless
- 12/24 - 3000 RPM - [4]