Stepper motor calculations pdf

control motor stepper-motor motion Share Improve this question Follow edited Jan 29, 2019 at 1702 Mark Booth 4,098 2 2 gold badges 22 22 silver badges 50 50 bronze badges asked Jan 28, 2019 at 1758 Metalzero2 217 1 8. Oct 12, 2021 Circuit 2 Stepper Motor Control using 8051 Microcontroller & ULN2003. The second circuit in the project uses an 8051 microcontroller and a ULN2003 to operate a stepper motor. You can control both Unipolar and Bipolar Stepper Motors with the ULN2003 Transistor Arrays 7 outputs.. the 2-phase stepper motor are energised in a specic order. The energised phases A (A, A) and B (B, B) are seen in Figure2.1as a link between the drive circuit and the 2-phase stepper motor. The current in the windings. The hybrid stepper motor is more expensive than the PM stepper motor but provides better performance with respect to step resolution, torque and speed. Typical step angles for the HB stepper motor range from 3.6 to 0.9 (100 400 steps per revolution). The hybrid stepper motor combines the best features of both the PM and VR type stepper .. With either motor configuration, the motor makes one step each time the polarity of the current in the stator winding changes. For a motor with one pole pair on the rotor, this corresponds to 4 steps per electrical cycle. Figure 3 shows the step sequence and idealized current waveform for a two-phase bipolar stepper motor.. The permanent magnet design motor is perhaps the most common among several types of stepper motors. As the name implies, it adds permanent magnets to the motor construction. This type of stepper motors is also referred as can-stack motor or tin-can motor. The main advantage of this motor is its low manufacturing cost.. Lecture 8. Stepper Motors STEPPER MOTOR an electromagnetic actuator. It is an incremental drive (digital) actuator and is driven in fixed angular steps. This mean that a digital signal is used to drive the motor and every time it. 2004 Microchip Technology Inc. DS00907A-page 1 AN907 INTRODUCTION Stepping motors fill a unique niche in the motor control world. These motors are commonly used in measure-ment and control applications. Sample. I am currently struggling to determine some parameters of a stepper motor I am using. I am trying to calculate the number of pulses per second I can deliver to the motor reliably. This is relatively new topic for me and am having trouble understanding where this value is determined.. current and the applied voltage is the power input to the motor. At each point selected for calculation, the efficiency of the motor is the mechanical power output divided by the electrical power input. Once again, a sample table for motor 1624E009S is shown in Table 1. and a sample curve in Graph 1. Maximum efficiency occurs at. This tutorial will not discuss in depth the driving of stepper motor. Most commercially available stepper motor drivers takes pulses as inputs. The amount of rotation of the stepping motor is proportional to the number of pulses given to the driver. The relationship of the stepping motors rotation and input pulses is expressed as follows.. Stepper Voltage. Using the following formula you can determine your voltage needed. The speed you want &247; (Speed you got 0.9) Test voltage used Voltage needed Example (300IPM &247; (150IPM 0.9) 24VDC 53.3VDC Just make sure that the voltage is within the range of your stepper driver. 5. The hybrid stepper motor is more expensive than the PM stepper motor but provides better performance with respect to step resolution, torque and speed. Typical step angles for the HB stepper motor range from 3.6 to 0.9 (100 400 steps per revolution). The hybrid stepper motor combines the best features of both the PM and VR type stepper .. How can we be sure were sizing the right type of motor cor-rectly The tables motors currently can vary from induction to servo. Were also thinking of adding a gear box or direct drive. What are the calculations we can use to. Locked-rotor torque (torque at 100 slip), 75275 of rated torque; Pull-up torque, 65190 of rated torque Torque Equation Mechanical Dynamics high-torque bipolar stepper motor A stepper motor or step motor or stepping. Now you will apply your base knowledge of Servo and Stepper motors in this lesson towards how to determine the correct servo motor size for your application. In this lesson, you will learn the information required to help you learn how to size a motor based on payload, speed, acceleration and other requirements necessary for the desired application. Type s and the stepper motor will display the current position and acceleration parameter. The text following the prompt sign is always user input. gt;s Position 0 Acceleration 80 > The stepper motor will turn on e complete rotation in 400 steps. Type p4000 and then hit enter. The stepper motor will turn 10 rotations a nd then stop, While moving,. motor. Using the torque at low pulse rate for these calculations will provide the mean acceleration and torque during each step. The Peak Torque and acceleration will be 41 higher than the mean calculated values. should be. Economical, easy to integrate, and capable of delivering high torque at low speeds, stepper motors provide a good solution for a range of applications. A stepper motor is a synchronous brushless motor with an inherently digital function. A stepper motor runs on a pulsed current and with each pulse turns some fraction of a full rotation. As a result, they can. Nov 15, 2021 speed control. For this reason, stepper motors are the motor of choice for many precision motion control applications. Stepper motors come in many different sizes and styles and electrical characteristics. This guide details what you need to know to pick the right motor for the job. Adafruit Industries Page 3 of 21. It uses a stepper motor to rotate the lead screw. A stepper motor is driven by series of electrical pulses generated by MCU. For each pulse the motor rotates a fraction of revolution called Step Angle, it is given by. Where, ns Number of step angles for the motor (an integer). If np is the pulses received by the motor then angle through which .. stepper motor can be easily controlled by a pulse input drive which can be a 2-flip-flop logic circuit operated either open or closed loop. Operated at a fixed frequency, the electrical input to the motor is a 2-phase 90 shifted square.

As you can see, the previous motor has no problem driving a 5.651 geared extruder for a 300 mms print. The actual motor inside the DyzeXtruder GT is much smaller and requires a lower current thus increasing the maximum RPM at maximum torque to 310 RPM. The specs are 1A, 200 steps and 0.0058mH. If using a stepper motor other than the GBM 42BYG205, follow the color code provided with that particular stepper motor. Note that there is no standard color code for stepper motor wiring. It is best to double-check the wiring with. Design Calculations for AC Generators. Transactions of The American Institute of Electrical Engineers, 1950. David Ginsberg. Full PDF Package. This Paper. A short summary of this paper. 28 Full PDFs related to this paper.. Nov 15, 2021 speed control. For this reason, stepper motors are the motor of choice for many precision motion control applications. Stepper motors come in many different sizes and styles and electrical characteristics. This guide details what you need to know to pick the right motor for the job. Adafruit Industries Page 3 of 21. Stepper motors are a good choice w. When adding motion elements to your electronics project, selecting the size and type of motor is often a challenging task. The Step Motor Specialists Stepper Motor Basics Page 5 CURRENT WAVEFORMS Most step motors step 1.8 per full step. Lin step motors are also available in 0.9 and 0.45 step angles). If a motor is driven in the full step mode. then the arm length L 9.4mm2 4.7mm 0.47 cm. Torque T is calculated with T F L. T 4.5N 0.47 cm 2.115Ncm. That means you need a torque of 2.115Ncm to accelerate at 1800 mmsec2 a mass of 2.5 kgm. But unfortunately motors dont work at perfect efficiency, faster your motor more torque you lose. Hi, So, I have situation like my stepper motor is working fine when it need to do 360 degrees or 540 or 720 degrees and so on, but if it need to do only 180 degrees, it starts to lose steps, or show strange behavior. M35SP-9T stepper motor; L298N driver for arduino (that red thing from ebay) arduino nano Some fragments form my code for reference define STEPS 48. Slo-Syn manual on a stepper motor ran as an AC synchronous motor shows a resistor required in series with the cap. The required value should result in a phase shift of 90&176; between the winding pair. For unknown motors, they recommend using a resistor & capacitor substitution boxes in order to achieve max. torque, minimum vibration, until optimum operation. Mar 26, 2018 V KE iR L (didt) A PWM driver will increase the voltage applied to the stepper motor to keep the current and torque constant. At some speed, the power supply will not have enough voltage, and the motor current will begin to fall. The torque drops with the current. If using a higher voltage power supply, the dynamic torque remains flat .. F-2 Tec hnical Reference Motor Sizing Calculations This section describes certain items that must be calculated to find the optimum motor for a particular application. Selection procedures and examples are given. Selection Procedure. It uses a stepper motor to rotate the lead screw. A stepper motor is driven by series of electrical pulses generated by MCU. For each pulse the motor rotates a fraction of revolution called Step Angle, it is given by. Where, ns Number of step angles for the motor (an integer). If np is the pulses received by the motor then angle through which .. The electric motor operation is based on the following points At least one of the two magnetic field is generated by a solenoid carrying a current. Phase relation between the rotor and stator magnetic field (i.e. the load angle) must be. The experimental setup for this experiment consists of a stepper motor (Figure 1) and its controller board (Figure 2). The stepper motor controller board is connected to the MCU port B. The MCU generates a sequence of binary patterns that are used by the controller board to energize the stepper motor coils and generate motion.. Nov 15, 2021 speed control. For this reason, stepper motors are the motor of choice for many precision motion control applications. Stepper motors come in many different sizes and styles and electrical characteristics. This guide details what you need to know to pick the right motor for the job. Adafruit Industries Page 3 of 21. The hybrid stepper motor is more expensive than the PM stepper motor but provides better performance with respect to step resolution, torque and speed. Typical step angles for the HB stepper motor range from 3.6 to 0.9 (100 400 steps per revolution). The hybrid stepper motor combines the best features of both the PM and VR type stepper .. AC Machine Formulas & Equations for Stepper and Synchronous Motors. Following are the useful equations and AC motors formulas while designing and analyzing synchronous motors, stepper motors and other related AC machines. Synchronous Machine Speed of Synchronous Machine Synchronous Motor Voltage Equation of Synchronous Motor. A stepper motor, also called a stepper, is a brushless synchronous electric motor.A stepper motor has the unique feature that a complete rotation is divided into a number of equal steps, where the angular distortion Stepper rpm. Question 2. In this circuit, a microcontroller controls the rotation of a special type of motor known as a stepper motor by sequentially activating one transistor at a time (thus, energizing one motor coil at a time). With each step in the sequence, the motor rotates a fixed number of degrees, typically 1.8 degrees per step. Slo-Syn manual on a stepper motor ran as an AC synchronous motor shows a resistor required in series with the cap. The required value should result in a phase shift of 90&176; between the winding pair. For unknown motors, they recommend using a resistor & capacitor substitution boxes in order to achieve max. torque, minimum vibration, until optimum operation. Economical, easy to integrate, and capable of delivering high torque at low speeds, stepper motors provide a good solution for a range of applications. A stepper motor is a synchronous brushless motor with an inherently digital function. A stepper motor runs on a pulsed current and with each pulse turns some fraction of a full rotation. As a result, they can. RMS Current Peak Current x 0.707 or Peak Current RMS Current x 1.414. The relationship between RMS and Peak stepper Current depends on the drivers configuration. The three common modes of operation.

Nov 15, 2021 speed control. For this reason, stepper motors are the motor of choice for many precision motion control applications. Stepper motors come in many different sizes and styles and electrical characteristics. This guide details what you need to know to pick the right motor for the job. Adafruit Industries Page 3 of 21. Jul 01, 2019 What motor technology is best for this application Whats the velocity, reflected inertia, and reflected load at the (gear) motor output shaft 4.Determine the total reflected inertia, JT, back from the load to the leadscrew shaft; Determine the shaft torque needed to accelerate the load inertia. For belt-driven systems, the stepper motors steps per mm is expressed as Where pbelt pitch (mm) Consider an example of a leadscrew-driven motor with 6 turns per mm, 116 microstepping, and 1.8&176; per step (200 steps per revolution) used to move a CNC machine table along the z-axis. By calculating the z-axis steps per mm, engineers would. Search Stepper Motor Torque Equation Equation Torque Motor Stepper iob.ristrutturazioneedile.bologna.it Views 17759 Published 26.07.2022 Author iob.ristrutturazioneedile.bologna.it Search table of content Part 1 Part 2. Jun 30, 2017 If you are actually using 2 phase steppers with a maximum of 4.5 A (the capability of the controller), then you might expect 4.52 0.6 12 W per phase. If you use x2 (400 step, which is half step) micro-stepping then with both phases on you&39;d get maximum dissipation of about 24 W.. How can we be sure were sizing the right type of motor cor-rectly The tables motors currently can vary from induction to servo. Were also thinking of adding a gear box or direct drive. What are the calculations we can use to. Stepper Motor Calculations Ask Question Asked 4 years, 5 months ago Modified 4 years, 5 months ago Viewed 507 times 0 begingroup I am currently struggling to determine some parameters of a The data sheet for the. Selecting a motor that satisfies the specifications required by your equipment is an important key to ensuring the desired reliability and economic efficiency of the equipment. This section introduces the procedure to select the ideal motor, selection calculations, key points of selection and selection examples. Locked-rotor torque (torque at 100 slip), 75275 of rated torque; Pull-up torque, 65190 of rated torque Torque Equation Mechanical Dynamics high-torque bipolar stepper motor A stepper motor or step motor or stepping. I am trying to create a control system that reads in a temperature using a thermocouple and transmits that to an arduino micro-controller, which then sends a. The motor consists of two phases and these are driven with an H-bridge instead of a single MOS switch (see Stepper motor a and c) The motor current is not constant and consists in the case of a bipolar motor of two sine shaped currents in each motor phase that have a relative phase shift of 90 to each other (see Stepper motor b). Jul 29, 2015 Heres a simple equation you can use to calculate steps per mm for linear motion with belts and pulleys. Nt is the number of teeth on the pulley attached to the motor shaft. EXAMPLE Using the motor in our previous example with 2x microstepping, 2 mm pitch belts and a 20 teeth pulley will give us 10 steps per mm, i.e. a resolution of 0.1mm.. The NEMA17 stepper motor is a stepper motor with a 1.7 inch by 1.7-inch end face dimension. Available in the single and dual shaft, 1.8&176; step angle and 0.9&176; step angle, round and cut shafts, and can be customized. The driving voltage is 12-24V. The maximum speed can be as high as 2000 rpm. 3D printers, engraving machines, film cutting. Haydon Kerk Motion Solutions Pittman Motors 203 756 7441 267 933 2105www.HaydonKerkPittman.com FORMULAS FOR MOTORIZED LINEAR MOTION SYSTEMS Symbol Description Units Symbol Description Units a linear acceleration ms2. to select the best stepper system for an application. and Superior Electric STEP MOTORS 2 35 www.DanaherMotion.com 704-588-5693 www.DanaherMotion.com 704-588-5693 Definitions (Continued) 1.37.2 THERMALThis is. This tutorial will explain you construction of stepper motors (unipolar and bipolar stepper motors), basic pricipal, different controlling types (Half step and Full step), Interfacing Techniques (using L293D or ULN2003) and programming your microcontroller in C and assembly to control stepper motor.. Max Speed V 2LI max spr Max Speed V 2 L I m a x s p r. Minimum Time per Step 2LI max V Minimum Time per Step 2 L I m a x V. P max I maxV P m a x I m a x V. Where V V applied voltage. I max I m a x maximum current. L L stepper motor inductance. spr s p r steps per revolution. The stepper motor gets its name from the fact that the rotor rotates in discrete step increments. The simple stepper motor has a step angle of 90 degrees. More complex stepper motors can have step angles as low as 3.6 degrees. The motor consists of two phases and these are driven with an H-bridge instead of a single MOS switch (see Stepper motor a and c) The motor current is not constant and consists in the case of a bipolar motor of two sine shaped currents in each motor phase that have a relative phase shift of 90 to each other (see Stepper motor b). Formula for calculating stepping motor speed. Below is the RPM formula for steppering motor drives that use pulse signals to create motion. RPM a360 fz 60 RPM Revolutions per minute. a step angle fz pulse. Set the steps per inch to 1000. Then open the CNC control and set the single step for .001 inch and activate the single step mode. Now each time you click the yellow arrows (up and down for the Y axis) the computor will output one pulse to the stepper motor driver circuit. Put your LED probe on pin 10 of the CD4516.. Standard shaft motor shown. Dimensions mm (in) Motor with leads Lead wire is 22 AWG UL3266, 300 10 (12 .5) long (CONSULT FACTORY) Standard shaft dimensions shown. All other dimensions apply to hollow and extended shaft options. Stepper Motor NEMA 23 This document describes mechanical and electrical specifications for PBC Linear.

Nov 15, 2021 speed control. For this reason, stepper motors are the motor of choice for many precision motion control applications. Stepper motors come in many different sizes and styles and electrical characteristics. This guide details what you need to know to pick the right motor for the job. Adafruit Industries Page 3 of 21. Nov 15, 2021 speed control. For this reason, stepper motors are the motor of choice for many precision motion control applications. Stepper motors come in many different sizes and styles and electrical characteristics. This guide details what you need to know to pick the right motor for the job. Adafruit Industries Page 3 of 21. simply simple stamping blog how long can a dryer vent be thrush aircraft military how much space between bricks easy sae projects 1310 to 1330 u joint part number how. Stepper Motor Uses and Applications. Due to their properties, stepper motors are used in many applications where a simple position control and the ability to hold a position are needed, including Printers Printheads, Paper Feed, Scan Bar. 3D Printers XY Table Drive, Media Drive. Robots Arms, End Effectors. For belt-driven systems, the stepper motors steps per mm is expressed as Where pbelt pitch (mm) Consider an example of a leadscrew-driven motor with 6 turns per mm, 116 microstepping, and 1.8&176; per step (200 steps per revolution) used to move a CNC machine table along the z-axis. By calculating the z-axis steps per mm, engineers would. A stepper motor, also known as step motor or stepping motor, is a brushless DC electric motor that divides a full rotation into a number of equal steps 8 degHolding Torque 3 The movement created by each pulse is precise and. Stepper Motor Calculator. IP22 rated medical & home-healthcare 182436W AC-DC adaptors with interchangeable AC plugs. Reduce unplanned downtime and maximize your equipment&39;s lifespan with 247 predictive maintenance.. The various disadvantages of the stepping motor are as follows The motor uses more current as compared to the DC motor. At a higher speed, the value of torque reduces. Lower efficiency. The resonance condition arises and requires micro-stepping. At the high speed, control is not possible. This is all about Stepper Motor.. This tutorial will not discuss in depth the driving of stepper motor. Most commercially available stepper motor drivers takes pulses as inputs. The amount of rotation of the stepping motor is proportional to the number of pulses given to the driver. The relationship of the stepping motors rotation and input pulses is expressed as follows.. . Economical, easy to integrate, and capable of delivering high torque at low speeds, stepper motors provide a good solution for a range of applications. A stepper motor is a synchronous brushless motor with an inherently digital function. A stepper motor runs on a pulsed current and with each pulse turns some fraction of a full rotation. As a result, they can. Rules Of Thumb (Approximation) At 1800 rpm, a motor develops a 3 lb.ft. per hp. At 1200 rpm, a motor develops a 4.5 lb.ft. per hp. At 575 volts, a 3-phase motor draws 1 crate engine traduction Advertisement pixie cut wig. -feet of torque at the output gear 8 deg step motor where it can rotate up to 200 The torque any stepper motor can provide varies with its speed If you dont need LEDs, you only need 2 digital IOs out of available 14 It has greater. control motor stepper-motor motion Share Improve this question Follow edited Jan 29, 2019 at 1702 Mark Booth 4,098 2 2 gold badges 22 22 silver badges 50 50 bronze badges asked Jan 28, 2019 at 1758 Metalzero2 217 1 8. Step angle of the stepper motor is defined as the angle traversed by the motor in one step. To calculate step angle,simply divide 360 by number of steps a motor takes to complete one revolution. As we have seen that in half mode, the number of steps taken by the motor to complete one revolution gets doubled, so step angle reduces to half.. Design Calculations for AC Generators. Transactions of The American Institute of Electrical Engineers, 1950. David Ginsberg. Full PDF Package. This Paper. A short summary of this paper. 28 Full PDFs related to this paper.. a stepping movement may be described as a 1-step response, as shown below a single pulse input to a stepper motor at a standstill accelerates the motor toward the next stop position. the accelerated motor rotates through the stop position, overshoots a certain angle, and is pulled back in reverse. the motor settles to a stop at the set. The electric motor operation is based on the following points At least one of the two magnetic field is generated by a solenoid carrying a current. Phase relation between the rotor and stator magnetic field (i.e. the load angle) must be. size 11 stepper motor has a body di-ameter of approximately 1.1 inches. Likewise a size 23 stepper motor has a body diameter of 2.3 inches (58 mm), etc. The body length may however, vary from motor to motor within the. The result is theoreticaly right, but you might still need to calibrate your machine to get finest detail. This is good start tho. Motor step angle. 1.8&176; (200 per revolution) 0.9&176; (400 per revolution) 7.5&176; (48 per revolution) Driver microstepping. 1 - full step 12 - half step 14 - quater step 18 - uStep (mostly Gen6) 116 - uStep (mostly. In this article a method to calculate the thermal power dissipation of a stepper motor driver is derived from a simple example to a model that includes the various configuration options and modes of a state of the art stepper driver, like that of ST Microelectronic's L9942. NEMA Stepper Motor Images are for illustration purpose only, product color and size may vary. All Rights Reserved. Einstronic Enterprise, 2017. 42BYGH33 42BYGH34.

motor. Using the torque at low pulse rate for these calculations will provide the mean acceleration and torque during each step. The Peak Torque and acceleration will be 41 higher than the mean calculated values. should be. A. Morar. Published 2003. Engineering. The modeling and simulation of the electromechanical behaviour of stepper motors are of high interest because they are often used for space application. A commercially available multibody dynamic simulation software, which sets up the equations of motion and the transfer function of the motor and solves. motor. Using the torque at low pulse rate for these calculations will provide the mean acceleration and torque during each step. The Peak Torque and acceleration will be 41 higher than the mean calculated values. should be. With either motor configuration, the motor makes one step each time the polarity of the current in the stator winding changes. For a motor with one pole pair on the rotor, this corresponds to 4 steps per electrical cycle. Figure 3 shows the step sequence and idealized current waveform for a two-phase bipolar stepper motor.. The motor does need a driver, but does not need complex calculations or tuning to work properly. In general, the control effort is lower compared to other motors . This bipolar pancake Nema 18 stepper motor with step angle 1.8deg and size 46x16 mm. It uses a stepper motor to rotate the lead screw. A stepper motor is driven by series of electrical pulses generated by MCU. For each pulse the motor rotates a fraction of revolution called Step Angle, it is given by. Where, ns Number of step angles for the motor (an integer). If np is the pulses received by the motor then angle through which .. The step angle is determined by the number of steps, for instance a stepper motor with 20 steps will define a step angle of 18(36020) N Ph N Stepangle Ph 360 360 (4) Where N Ph number of equivalent poles per phase number of rotor poles Ph number of phases N total number of poles for all phases together. Stepper Motor. Single Stack Variable Reluctance Motor Multi Stack Variable Reluctance Motor 07-02-2020 EE8005SEMT.THARANKUMAR 12 Working of a Variable Reluctance Stepper Motor A four phase or (42 pole. Design Calculations for AC Generators. Transactions of The American Institute of Electrical Engineers, 1950. David Ginsberg. Full PDF Package. This Paper. A short summary of this paper. 28 Full PDFs related to this paper. With either motor configuration, the motor makes one step each time the polarity of the current in the stator winding changes. For a motor with one pole pair on the rotor, this corresponds to 4 steps per electrical cycle. Figure 3 shows the step sequence and idealized current waveform for a two-phase bipolar stepper motor.. -feet of torque at the output gear 8 deg step motor where it can rotate up to 200 The torque any stepper motor can provide varies with its speed If you dont need LEDs, you only need 2 digital IOs out of available 14 It has greater. Holding Torque It is the maximum amount of load torque applied to the shaft under excitation that the motor can withstand without changing its step position or holding the load in a stationary position. The holding torque depends upon the current rating of the stepper motor. If the torque produced exceeds holding torque the motor slips to the. motor. Using the torque at low pulse rate for these calculations will provide the mean acceleration and torque during each step. The Peak Torque and acceleration will be 41 higher than the mean calculated values. should be. motor. Using the torque at low pulse rate for these calculations will provide the mean acceleration and torque during each step. The Peak Torque and acceleration will be 41 higher than the mean calculated values. should be. Microsoft Word - AMP Step Motor Life data Author leo86 Created Date 1182017 93430 AM. I am currently struggling to determine some parameters of a stepper motor I am using. I am trying to calculate the number of pulses per second I can deliver to the motor reliably. This is relatively new topic for me and am having trouble understanding where this value is determined.. Stepper Motor The High Resolution Type have half the step angle of standard stepper motors. The high resolution type increase motor resolution from 200 stepsrevolution to 400 stepsrevolution. SPECIFICATIONS Motor Type 2-Phase Frame Size 2.22 in Motor Length 1.54 in. Speed-Torque Characteristics Speed - Torque Characteristics Holding Torque. Inertia Factor less than 5.0 is recommended, but higher reflected inertias may be used with proper testing and analysis. Response Rate and Torque at Low Pulse Rate Calculations The Inertia Factored Response Rate (RR JF), or No Load Speed, of a Stepper Motor Actuator is directly. Equations. Max Speed V 2LI max spr Max Speed V 2 L I m a x s p r. Minimum Time per Step 2LI max V Minimum Time per Step 2 L I m a x V. P max I maxV P m a x I m a x V. Where V V applied voltage. I max I m a x maximum current. L L stepper motor inductance. spr s p r steps per revolution.. As you can see, the previous motor has no problem driving a 5.651 geared extruder for a 300 mms print. The actual motor inside the DyzeXtruder GT is much smaller and requires a lower current thus increasing the maximum RPM at maximum torque to 310 RPM. The specs are 1A, 200 steps and 0.0058mH. Jul 15, 2018 1,949. I don&39;t think it&39;s that easy. Usually there is a lot of confusion & translation bugs within vendor chain. Speed Variation Ratio 164 > gear ratio, output shaft is driven via a 641 gear ratio. Stride Angle 5.62564 > motor has a step angle of 5.625, and the resulting output shaft (gear ratio 164) movement will be 0,088.. Stepper Motor The High Resolution Type have half the step angle of standard stepper motors. The high resolution type increase motor resolution from 200 stepsrevolution to 400 stepsrevolution. SPECIFICATIONS Motor Type 2-Phase Frame Size 2.22 in Motor Length 1.54 in. Speed-Torque Characteristics Speed - Torque Characteristics Holding Torque.