From 5e91fe033b665b9b3fba6d5408631b62ceb9d15a Mon Sep 17 00:00:00 2001
From: Thomas Dehaeze <dehaeze.thomas@gmail.com>
Date: Wed, 22 Nov 2023 13:56:17 +0100
Subject: [PATCH] Update Content - 2023-11-22

---
 content/zettels/torque_motor.md | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/content/zettels/torque_motor.md b/content/zettels/torque_motor.md
index 96d137d..9d84d30 100644
--- a/content/zettels/torque_motor.md
+++ b/content/zettels/torque_motor.md
@@ -1,5 +1,5 @@
 +++
-title = "Torque Motor"
+title = "Torque Motor (3-phase)"
 author = ["Dehaeze Thomas"]
 draft = false
 +++
@@ -10,6 +10,11 @@ Tags
 Nice tutorial: <https://www.youtube.com/watch?v=3XcvjC2anM8&list=PLmklAQtFT_ZKcaI21UHgi0cm2Y3Yxu90p&index=3>
 
 
+## Error period for 3-phase motors {#error-period-for-3-phase-motors}
+
+Due to cogging, the fundamental period of the error is: number of pair poles \* 3 (because 3-phases).
+
+
 ## Manufacturers {#manufacturers}
 
 | Manufacturers                                                                                                      | Country     |