From bbb76723795383ba4f79a6b4a299fa7235dff7cc Mon Sep 17 00:00:00 2001 From: Jake Read <jake.read@cba.mit.edu> Date: Mon, 13 Nov 2017 16:48:54 -0500 Subject: [PATCH] typos --- README.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/README.md b/README.md index 85619e0..1d1a1c1 100644 --- a/README.md +++ b/README.md @@ -6,8 +6,8 @@ This project is largely a follow-on to [my Teensy-Powered Brushless Motor Contro TESC, April 2016 - August 2016 *As the world turns, -so did those motors, -once around is never enough* +so did those motors. +Once around is never enough* Eulagies aside, I am still motivated to do this. Brushless motors are the go-to motive force for electromechanical systems. By that I mean that just about any time you see a robot-like thing, or machine, moving about, there's a big likelihood that the thing doing-the-moving has a brushless motor in it's guts - or some variant thereof (stepper motors count as BLDCs in my books). @@ -19,7 +19,7 @@ Eulagies aside, I am still motivated to do this. Brushless motors are the go-to And a GIF. While the rotor rotates, different switches are connected to current, and the coils - to - pads relationship is set up such that the current will cause the motor to rotate. Pardon my abbreviated explanation. - + Brushes are awesome - and make motors very simple. You just pump voltage (so current) through the rotor, and things happen. However, there are resistive losses at the brushes, as well as friction losses. @@ -27,7 +27,7 @@ With the advent of transistor technology (for switching logic AND for switching **(3) Brushless Motors rotate the magnetic field with switches** - so we can make the coils stationary, and 'artificially' switch the direction and timing of current flowing through them. Here's a nice GIF of sinusoidal commutation (where phase currents follow a nice, smooth wave). - + We can see the three current vectors (that translate into a combined magnetic field vector). We also have a simpler type of switching, where we only turn two of the three phases on at a time. You can see an example of that [here](https://www.youtube.com/watch?v=oFI7VW6WGR4) - including a nice diagram of the switch setup. -- GitLab