Update Content - 2023-11-22

content/zettels/capacitive_sensors.md

@@ -35,10 +35,10 @@ Tags
 
 |                      | RMS noise           | Noise Density (%/Hz^.5) | Linearity |
 |----------------------|---------------------|-------------------------|-----------|
-| Fogale MC900         | < 0.005% (10kHz) | 0.00005                 | <0.2%  |
-| micro-epsilon DL6230 | 0.005% (5kHz)       | 0.00007                 | 0.05%     |
+| Fogale MC900         | < 0.005% (10kHz) | 0.000050                | <0.2%  |
+| Micro-Epsilon DL6230 | 0.005% (5kHz)       | 0.000070                | 0.05%     |
 | Lion CPL290          | 0.003% (15kHz)      | 0.000025                | <0.2%  |
-| PI                   |                     |                         |           |
+| PI                   | 0.002% (3kHz)       | 0.000036                | <0.1   |
 
 
 ## Bibliography {#bibliography}

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     |