Darrell

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Darrell

Researcher
University of Maryland
Oregon

Biography

Big fan of VHDL-AMS

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FRC Falcon500 Motor speed control with TalonFX PIDF

Darrell's Workspace
VKKencoderfb_errorKddtCountsPerRev2048KKmult_rpmsetpointpulse_value=2000TqLow-passFilter (LPF)PIDF_cmdv_talonload_speed_radpsF_cmdcntsPerRevcntsp100msmotor_cmdload_speed_rpmset_speed_RPMmotor_cmd_clipfullscaleToPercentBus9.775E-4load_speed_NUerrorrps_to_rpm9.54929comp31.61.0P_cmdcntsp100mssumAllsumPIDr_battery_and_wires50mmotor_power12.0ballpulse_value=3ramptime_initial_to_pulse=7mramptime_pulse_to_initial=7mstart_delay=5pulse_width=20mperiod=1cmd_limit1.0-1.0v_batteryPID_cmdP_gainK=0.25I_cmdD_gainK=0.003F_gainK=0.047load_speed_NU_smoothI_gainK=0cntspm_to_cntsp100ms1.6666mD_cmdShooterMotormotor=Falcon500mult2set_speed_NUball_disturbancew_loadShooterInertiaj=0.001

FRC Falcon500 Motor speed control with TalonFX PIDF

PIDF feedback control theory for FRC motor speed control

See blog for detailed information

https://www.systemvision.com/blog...

Darrell
VKKencoderfb_errorKddtCountsPerRev2048KKmult_rpmsetpointpulse_value=2000TqLow-passFilter (LPF)PIDF_cmdv_talonload_speed_radpsF_cmdcntsPerRevcntsp100msmotor_cmdload_speed_rpmset_speed_RPMmotor_cmd_clipfullscaleToPercentBus9.775E-4load_speed_NUerrorrps_to_rpm9.54929comp31.61.0P_cmdcntsp100mssumAllsumPIDr_battery_and_wires50mmotor_power12.0ballpulse_value=3ramptime_initial_to_pulse=7mramptime_pulse_to_initial=7mstart_delay=5pulse_width=20mperiod=1cmd_limit1.0-1.0v_batteryPID_cmdP_gainK=0.25I_cmdD_gainK=0.003F_gainK=0.047load_speed_NU_smoothI_gainK=0cntspm_to_cntsp100ms1.6666mD_cmdShooterMotormotor=Falcon500mult2set_speed_NUball_disturbancew_loadShooterInertiaj=0.001
FRC motor quadrature encoder Falcon500 TalonFX
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Ember coffee mug control system heating element

Electronics Cooling and Thermal Control
CThermal MassPhase Change MaterialPhase Change MaterialTempKBattery VOC=f(SOC)+-PWMtc_amb2rth_pcm1cth_init_condrth_liqrth_pcm2diff1gain1100.0qgen1PCM1coffee_temperatureheating_elementPCM2errorsetpointfb_tempbattery_voltageLi_ion_batteryheat_controllerv_heaterrth_insulationu5u3coffeeinitial_temperature=75temp_sensorcontrolheat_element18

Ember coffee mug control system heating element

This is a model of an Ember coffee mug -- a battery-powered, state-of-the-art beverage container that controls the temperature of...

Darrell
CThermal MassPhase Change MaterialPhase Change MaterialTempKBattery VOC=f(SOC)+-PWMtc_amb2rth_pcm1cth_init_condrth_liqrth_pcm2diff1gain1100.0qgen1PCM1coffee_temperatureheating_elementPCM2errorsetpointfb_tempbattery_voltageLi_ion_batteryheat_controllerv_heaterrth_insulationu5u3coffeeinitial_temperature=75temp_sensorcontrolheat_element18
thermal ember PCM Battery lithium ion
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Designs 361 total

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Last Edited
Vibrating guitar string with pickup
User group: Darrell's Workspace 		12 Aug 2020
Ember coffee mug control system heating element
Closed group: Electronics Cooling and Thermal Control 		20 Jul 2020
Memristor experiment
User group: Darrell's Workspace 		08 Jun 2020
Copy of Memristor experiment - on Mon, 06/08/2020 - 19:27
User group: Darrell's Workspace 		08 Jun 2020
Real Number Modeling AMS
User group: Darrell's Workspace 		05 Jun 2020

Groups 12 total

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Members
Darrell's Workspace
User group 		1
Electro-Fluidic Systems and Control
Closed group 		3
Electro-Magnetic Components
Closed group 		3
Electronics Cooling and Thermal Control
Closed group 		3
FIRST Robotics Motor Control
Public group 		1

Interest Areas

Electro-Magnetic Components Electronics Cooling and Thermal Control Motors & Drives Power Electronics Renewable Energy Robotics, Sensors, and Motion Control

Links

Darrell Teegarden LinkedIn Profile