Product Description

Basic parameter
Motor size:Φ21.3mm*17.6mm Shaft: unembroidered steel
Coil wire: high temperature resistant copper Slot pole :9N12P
Output axis: 1.5 Lead :22AWG*150mm
Magnet type: Tile Mounting hole: 4*M2*∅12
Winding mode: Single strand Stator diameter :15mm

Motor parameter
KV value:2650 Voltage support:(3-6S)
unloaded(10V):0.43A Interphase internal resistance:189Ω
Maximum power:369W Weight line:14.5g
Load performance(2650KV)
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g)/ Power(W)/ force effect
(g/w)
HQ3*2.5*3 20 23.98 1.443 18666 71.39 34.65 1.966
30 23.95 2.811 25122 134.23 67.35 1.893
40 23.89 4.588 29220 185.53 109.65 1.607
50 23.86 6.037 32792 233.79 144.05 1.542
60 23.82 7.595 35471 273.01 180.95 1.434
70 23.79 8.982 37273 307.08 213.75 1.365
80 23.75 10.501 38562 339.35 249.35 1.293
90 23.66 13.31 4 0571 382.82 314.95 1.155
100 23.61 14.576 41411 406.7 344.25 1.122
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g)/ Power(W)/ force effect
(g/w)
D90 20 21.96 1.47 12966 101.23 32.35 2.977
30 21.93 3.222 17220 179.81 70.75 2.418
40 21.88 4.942 20158 247.72 108.15 2.176
50 21.83 7.107 22645 310.47 155.25 1.901
60 21.79 8.626 24408 360.86 188.05 1.824
70 21.75 10.276 26090 412.12 223.55 1.751
80 21.68 12.994 28217 480.79 281.75 1.621
90 21.61 16.1 30032 544.30 347.95 1.487
100 21.58 17.101 35718 560.58 369.15 1.443
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g)/ Power(W)/ force effect
(g/w)
3520 20 23.98 1.471 17673 85.07 35.35 2.311
30 23.94 2.954 24321 171.43 70.75 2.303
40 23.9 4.651 28316 235.26 111.15 2.571
50 23.85 6.441 31569 296.43 153.65 1.834
60 23.82 7.821 33972 343.72 186.35 1.753
70 23.8 9.054 35505 386.2 215.45 1.703
80 23.74 10.978 37498 428.9 260.65 1.564
90 23.66 13.736 39970 489.91 325.05 1.434
100 23.62 15,159 40695 514.93 358.15 1.366
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g)/ Power(W)/ force effect
(g/w)
HQS5 20 23.97 1.406 25715 75.03 33.75 2.130
30 23.95 2.577 27751 144.26 61.75 2.220
40 23.91 4.089 33088 200.4 97.85 1.948
50 23.87 5.56 36746 251.57 132.75 1.800
60 23.84 6.777 38856 286.92 161.65 1.687
70 23.81 7.835 39885 307.9 186.65 1.568
80 23.79 8.978 41925 329.78 213.65 1.467
90 23.74 10.891 42784 353.61 258.65 1.299
100 23.7 12.289 44101 374.23 291.35 1.221
 
Motor load @ 100% throttle operation, at an ambient temperature of 26 degrees Celsius, the above data is for reference only
Motor parameter
KV value:3150 Voltage support:(3-5S)
unloaded(10V):0.61A Interphase internal resistance:149Ω
Maximum power:380W Weight line:14.3g
               
               
Load performance(3150KV)
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W) force effect
(g/w)
3571 20 21.96 1661 21397 83.24 36.55 2.173
30 21.92 3.09 28322 152.59 67.85 2.139
40 21.88 4.982 33564 213.62 109.05 1.863
50 21.84 6.789 37281 267.97 148.35 1.717
60 21.8 8.508 39527 303.62 185.45 1.555
70 21.77 9.894 45718 329.89 215.45 1.455
80 21.73 11.266 42358 343.33 244.85 1.332
90 21.67 13.87 42007 374.63 300.65 1.184
100 21.65 14.861 43364 397.87 321.85 1.174
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W) force effect
(g/w)
3520 20 21.95 1.744 18571 96.07 38.35 2.390
30 21.91 3.47 24694 178.86 76.05 2.235
40 21.86 5.672 28994 246.22 124.05 1.887
50 21.81 7.824 28777 309.29 170.65 1.723
60 21.78 9.48 34674 358.48 206.45 1.650
70 21.73 11.369 35646 404.14 247.15 1.554
80 21.68 13.329 37936 443.81 289.05 1.458
90 21.63 15.825 39791 505.52 342.25 1.404
100 21.58 17.614 40587 521.99 380.15 1.304
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W) force effect
(g/w)
D90 20 16.02 1.376 15715 61.09 22.05 2.658
30 15.98 2.882 14937 134.5 46.15 2.773
40 15.94 4.618 17623 189.37 73.65 2.442
50 15.91 6.248 19770 236.42 99.45 2.259
60 15.87 7.949 21353 282.52 126.15 2.128
70 15.83 9.652 22790 325.52 152.85 2.571
80 15.72 14.429 22328 332.52 226.15 1.549
90 15.72 14.575 26809 423.46 229.15 1.757
100 15.69 15.678 27268 443.15 246.05 1.711
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W) force effect
(g/w)
HQ3*2.5*3 20 21.97 1.728 19992 83.24 38 2.194
30 21.93 3.359 25606 140.86 73.7 1.912
40 21.88 5.451 30036 199.99 119.3 1.677
50 21.83 7.554 33519 249.71 164.9 1.515
60 21.79 9.551 35686 29185 208.1 1.404
70 21.75 11.277 37383 320.83 245.2 1.308
80 21.71 12.936 39050 348.15 280.8 1.240
90 21.64 15.992 4 0571 391.98 346 1.133
100 21.6 17.447 41069 406.34 376.8 1.078
 
Motor load @ 100% throttle operation, at an ambient temperature of 26 degrees Celsius, the above data is for reference only
               
Motor parameter
KV value:3350 Voltage support:(3-4S)
unloaded(10V):0.65A Interphase internal resistance:117Ω
Maximum power:282W Weight line:14.5g
               
Load performance(3350KV)
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W force effect
(g/w)
3571 20 15.98 1.444 18823 61.04 23.15 2.511
30 15,95 2.876 24353 100 45.95 2.071
40 15.92 4.13 28137 130.71 65.75 1.889
50 15.89 5.231 31177 159.53 83.15 1.822
60 15.86 6.236 33664 181.26 98.95 1.740
70 15.84 7.157 35269 201.8 113.45 1.691
80 15.82 7.904 36623 218.79 125.15 1.662
90 15.79 9.233 38777 252.93 145.85 1.647
100 15.77 10.235 39963 274.61 161.45 1.616
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W force effect
(g/w)
3520 20 16.05 1.522 16301 73.87 24.45 2.872
30 16.01 3.178 21195 130.27 50.95 2.431
40 15.98 4.81 24633 180.23 76.85 2.228
50 15.94 6.251 27218 223.22 99.65 2.129
60 15.91 7.645 29502 258.94 121.65 2.571
70 15.88 8.832 31116 292.38 140.35 1.980
80 15.85 10.049 32587 324.28 159.35 1.934
90 15.79 12.666 35034 379.16 200.05 1.801
100 15.77 13.553 35851 401.59 213.75 1.785
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W force effect
(g/w)
D90 20 16.05 16.05 10652 68.63 27.45 2.404
30 16 16 15667 144.13 58.55 2.339
40 15.95 15.95 18329 208.28 94.35 2.098
50 15.9 15.9 20165 258.69 125.55 1.957
60 15.86 15.86 22131 299.79 157.65 1.807
70 15.81 15.81 23521 339.78 187.95 1.718
80 15.75 15.75 24988 382.81 224.15 1.623
90 15.68 15.68 26557 428.64 270.55 1.507
100 15.67 15.670 26852 442.38 282.95 1.486
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W force effect
(g/w)
HQ3*2.5*3 20 16.02 1.494 16758 56.65 23.95 2.246
30 15.98 3.097 22005 102.79 49.55 1.971
40 15.95 4.626 25368 141.58 73.85 1.823
50 1592 5.982 28140 177.08 95.25 1.766
60 15.89 7.302 30449 208.67 116.05 1.708
70 15.87 8.511 31996 235.65 135.15 1.657
80 15.84 9.575 33767 258.72 151.75 1.620
90 15.79 11.73 36386 298.28 185.35 1.530
100 15.77 12.861 37250 317.91 202.95 1.489
 
Motor load @ 100% throttle operation, at an ambient temperature of 26 degrees Celsius, the above data is for reference only
Motor parameter
KV value:3650 Voltage support:(3-4S)
unloaded(10V):0.88A Interphase internal resistance:111Ω
Maximum power:232W Weight line:14.6g
               
Load performance(3650KV)
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W) force effect
(g/w)
HQ3*2.5*3 20 15.97 1.78 17895 69.64 29.82 2.216
30 15.93 3.585 23239 120.98 59.96 1.917
40 15.89 5.26 27059 165.14 87.78 1.788
50 15.85 7.063 30163 205.76 117.50 1.663
60 15.81 8.704 32661 244.97 144.48 1.610
70 15.77 10.082 34380 277.78 166.95 1.581
80 15.74 11.525 36501 303.59 190.58 1.513
90 15.68 13.97 39004 353.40 230.06 1.459
100 15.65 15.434 39960 384.78 253.58 1.441
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W) force effect
(g/w)
3571 20 15.97 1.681 19866 75.56 28.14 2.547
30 15.93 3.27 25621 129.38 54.71 2.247
40 15.9 4.718 29875 176.02 78.75 2.123
50 15.86 6.165 32996 219.11 102.69 2.571
60 15.82 7.995 36200 262.78 132.83 1.880
70 15.8 8.659 37881 285.88 143.64 1.891
80 15.77 9.863 39261 303.25 163.38 1.764
90 15.73 11.353 41670 345.38 187.53 1.750
100 15.71 12.296 42846 372.84 202.86 1.746
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W) force effect
(g/w)
3520 20 15.98 1.758 17290 84.85 29.51 2.733
30 15.93 3.608 22382 150.28 60.38 2.366
40 15.89 5.328 25917 204.73 88.94 2.188
50 15.84 7.396 28483 253.83 122.96 1.963
60 15.8 9.066 31145 304.71 150.36 1.925
70 15.75 10.506 32938 345.86 173.78 1.891
80 15.73 11.91 34665 386.59 196.67 1.868
90 15.65 14.774 37459 452.64 242.87 1.771
100 15.62 16.129 38313 479.87 264.60 1.723
 
paddle Throttle
(%)
Voltage(V) Curren
(A)
Speed
(rpm)
pulling force(g) Power(W) force effect
(g/w)
D90 20 15.97 1.944 12407 96.73 32.55 2.821
30 15.91 4.176 16554 174.06 69.83 2.369
40 15.85 6.502 19367 241.11 108.26 2.117
50 15.8 8.95 21636 303.01 148.47 1.939
60 15.74 11.255 23480 353.48 185.96 1.806
70 15.69 13.446 25281 404.39 221.45 1.735
80 15.61 16.556 27155 470.70 271.43 1.648
90 15.52 20.174 29043 533.94 328.76 1.543
100 15.49 21.494 29600 550.85 349.55 1.497
 
Motor load @ 100% throttle operation, at an ambient temperature of 26 degrees Celsius, the above data is for reference only

Common problems:
Q: Who are we?
A: We are a specialized manufacturer of drone motors
Q: Can you give me a sample order for the drone motor?
Answer: Yes, the minimum order quantity is low, you can provide 1 sample for testing, but you are responsible for the transportation cost.
Q. What about wait times?
A: Samples take 7-10 days.
Q: How do you ship the goods? How long will it take to get there?
A: We usually ship by air. It usually takes 7-15 days to arrive. Please contact us if you need another mode of transportation before shipping.
Q: Can you support oem and odm?
A: We can provide you with OEM/ODM services.
Q: What is the lead time of the sample?
A: Usually 1-3 weeks.
Q: What is the lead time for mass production?
A: Usually 1 month. It depends on the quantity of your order or other special circumstances.
Q: What are your payment terms?
A: T/T, Western Union and other payment methods are available. Please contact us with the payment method you require before ordering. Payment terms: 30%-50% deposit, balance paid before delivery.
Q: Can my logo be printed on the product?
A. Yes. Please inform and authorize us officially before we produce, and confirm the design according to the sample.
Q: Can I visit your factory before ordering?
A: Yes, welcome to visit our factory.
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Universal, Industrial
Operating Speed: High Speed
Excitation Mode: Excited
Function: Control
Casing Protection: Protection Type
Number of Poles: 14
Samples:
US$ 12/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

dc motor

Can you explain the basic working principle behind a DC motor?

A DC (Direct Current) motor operates based on the fundamental principle of electromagnetic induction. It converts electrical energy into mechanical motion by utilizing the interaction between magnetic fields and current-carrying conductors. Here’s a detailed explanation of the basic working principle behind a DC motor:

1. Construction:

A DC motor consists of several key components:

  • Stator: The stator is the stationary part of the motor and typically consists of permanent magnets or electromagnets that produce a fixed magnetic field.
  • Rotor: The rotor is the moving part of the motor and is connected to the shaft. It contains coils or windings that carry the armature current.
  • Armature: The armature is the core of the rotor that holds the armature windings. The windings are usually made of copper wire and are evenly spaced around the armature.
  • Commutator: The commutator is a cylindrical ring attached to the rotor shaft. It consists of multiple segments, usually made of copper, that are insulated from each other.
  • Brushes: The brushes are stationary contacts that make physical contact with the commutator segments. They are typically made of carbon or graphite and provide electrical connections to the armature windings.

2. Electromagnetic Induction:

When a current-carrying conductor is placed in a magnetic field, it experiences a force due to the interaction between the magnetic field and the current. This phenomenon is described by the right-hand rule, where the direction of the force is perpendicular to both the current direction and the magnetic field direction.

3. Motor Operation:

When a DC motor is powered, a DC voltage is applied to the armature windings through the brushes and commutator. The current flowing through the armature windings creates a magnetic field around the windings. This magnetic field interacts with the fixed magnetic field produced by the stator, resulting in a force that causes the rotor to rotate.

4. Commutation:

The commutation process is crucial for the continuous rotation of the rotor in a DC motor. As the rotor spins, the brushes make contact with different commutator segments, effectively reversing the direction of the current in the armature windings at the appropriate timing. This reversal of current flow ensures that the torque generated in the armature windings is always in the same direction, allowing for continuous rotation of the rotor.

5. Speed Control:

The speed of a DC motor can be controlled by varying the applied voltage. Reducing the voltage results in a decrease in the magnetic field strength, which in turn decreases the force acting on the armature windings. This reduction in force leads to a decrease in the motor’s speed. Conversely, increasing the voltage increases the speed of the motor. Precise speed control can be achieved by using electronic circuits to regulate the voltage supplied to the motor.

6. Advantages and Applications:

DC motors offer several advantages, including:

  • High starting torque, making them suitable for applications requiring high initial force.
  • Excellent speed control capabilities, allowing for precise and adjustable speed regulation.
  • Relatively simple construction and ease of maintenance.
  • Wide range of sizes and power ratings, making them adaptable to various applications.

DC motors find extensive use in numerous applications, such as robotics, industrial automation, electric vehicles, appliances, and more.

By understanding the basic working principle behind a DC motor, one can appreciate its functionality and explore its applications in different fields.

dc motor

Can you explain the concept of armature winding in a DC motor?

In a DC (Direct Current) motor, the armature winding is a crucial component that plays a significant role in the motor’s operation. It is responsible for producing the magnetic field that interacts with the stator’s magnetic field, resulting in the generation of torque and the rotation of the motor. Here’s a detailed explanation of the concept of armature winding in a DC motor:

The armature winding is a coil or set of coils made of insulated wire that is wound around the armature core, which is typically a laminated iron core. The armature winding is located on the rotor of the motor and is connected to the commutator. It carries the armature current, which is the current that flows through the winding to create the magnetic field. The armature winding is usually made of copper wire due to its excellent electrical conductivity.

When a current passes through the armature winding, it generates a magnetic field around the winding according to Ampere’s circuital law. The direction of the magnetic field is determined by the right-hand rule, where the thumb represents the direction of the current flow, and the curled fingers indicate the direction of the magnetic field.

The interaction between the magnetic field produced by the armature winding and the magnetic field produced by the stator’s permanent magnets or electromagnets creates a mechanical force, known as torque. This torque causes the rotor to rotate, converting electrical energy into mechanical motion.

The armature winding is designed in such a way that it produces a multipole magnetic field. The number of poles in the winding corresponds to the number of poles in the stator’s magnetic field. This ensures that the magnetic fields of the armature and stator are properly aligned for efficient torque generation.

The armature winding is connected to the commutator, which is a cylindrical ring with multiple segments that are insulated from each other. As the rotor spins, the brushes make physical contact with different segments of the commutator, effectively reversing the direction of the current in the armature winding. This reversal of current flow ensures that the torque generated in the armature winding is always in the same direction, enabling continuous rotation of the rotor.

The design and configuration of the armature winding, including the number of turns, wire gauge, and connection scheme, can influence the motor’s performance characteristics, such as torque, speed, and efficiency. Optimal winding design is crucial for achieving the desired motor performance in various applications.

In summary, the armature winding in a DC motor is responsible for producing the magnetic field that interacts with the stator’s magnetic field, resulting in the generation of torque and the rotation of the motor. It is a critical component that facilitates the conversion of electrical energy into mechanical motion.

dc motor

Are there innovations or emerging technologies in the field of DC motor design?

Yes, there have been several innovations and emerging technologies in the field of DC (Direct Current) motor design. These advancements aim to improve the performance, efficiency, reliability, and overall capabilities of DC motors. Here’s a detailed explanation of some notable innovations and emerging technologies in DC motor design:

1. Brushless DC Motors:

One significant advancement in DC motor design is the development and widespread adoption of brushless DC motors (BLDC motors). Unlike traditional DC motors that use brushes for commutation, BLDC motors employ electronic commutation through the use of permanent magnets and motor controller circuits. This eliminates the need for brushes, reducing maintenance requirements and improving overall motor efficiency and lifespan. BLDC motors offer higher torque density, smoother operation, better speed control, and improved energy efficiency compared to conventional brushed DC motors.

2. High-Efficiency Materials:

The use of high-efficiency materials in DC motor design has been an area of focus for improving motor performance. Advanced magnetic materials, such as neodymium magnets, have allowed for stronger and more compact motor designs. These materials increase the motor’s power density, enabling higher torque output and improved efficiency. Additionally, advancements in materials used for motor windings and core laminations have reduced electrical losses and improved overall motor efficiency.

3. Power Electronics and Motor Controllers:

Advancements in power electronics and motor control technologies have greatly influenced DC motor design. The development of sophisticated motor controllers and efficient power electronic devices enables precise control of motor speed, torque, and direction. These technologies have resulted in more efficient and reliable motor operation, reduced energy consumption, and enhanced motor performance in various applications.

4. Integrated Motor Systems:

Integrated motor systems combine the motor, motor controller, and associated electronics into a single unit. These integrated systems offer compact designs, simplified installation, and improved overall performance. By integrating the motor and controller, issues related to compatibility and communication between separate components are minimized. Integrated motor systems are commonly used in applications such as robotics, electric vehicles, and industrial automation.

5. IoT and Connectivity:

The integration of DC motors with Internet of Things (IoT) technologies and connectivity has opened up new possibilities for monitoring, control, and optimization of motor performance. By incorporating sensors, actuators, and connectivity features, DC motors can be remotely monitored, diagnosed, and controlled. This enables predictive maintenance, energy optimization, and real-time performance adjustments, leading to improved efficiency and reliability in various applications.

6. Advanced Motor Control Algorithms:

Advanced motor control algorithms, such as sensorless control and field-oriented control (FOC), have contributed to improved performance and efficiency of DC motors. Sensorless control techniques eliminate the need for additional sensors by leveraging motor current and voltage measurements to estimate rotor position. FOC algorithms optimize motor control by aligning the magnetic field with the rotor position, resulting in improved torque and efficiency, especially at low speeds.

These innovations and emerging technologies in DC motor design have revolutionized the capabilities and performance of DC motors. Brushless DC motors, high-efficiency materials, advanced motor control techniques, integrated motor systems, IoT connectivity, and advanced control algorithms have collectively contributed to more efficient, reliable, and versatile DC motor solutions across various industries and applications.

China OEM Manufacture Carton Universal Lyhm & Phi; 21.3X17.6 China Electric Brushless DC Drone Motor   with high quality China OEM Manufacture Carton Universal Lyhm & Phi; 21.3X17.6 China Electric Brushless DC Drone Motor   with high quality
editor by CX 2024-04-19