Product Description
10D Series φ10mm x L20 Precious Metal Brushes |
Motor Paramter | Motor Model | |||||||||||
Values at nominal voltage | 10D1NA- 018061 |
10D1-015081 | 10D1-016061 | |||||||||
1 | Rated voltage | V | 7.4 | 3.7 | 3.7 | |||||||
Free Load | 2 | No load speed | rpm | 43571 | 30700 | 26300 | ||||||
3 | No load current | mA | 54 | 77 | 68 | |||||||
At Max. Efficiency | 4 | Max. efficiency | % | 82.88% | 70.00% | 72.00% | ||||||
5 | Speed | rpm | 39478 | 26371 | 22751 | |||||||
6 | Current | mA | 606 | 472 | 435 | |||||||
7 | Torque | g.cm | 9.17 | 4.52 | 4.95 | |||||||
At Max. Output | 8 | Max. output | W | 12.29 | 2.53 | 2.47 | ||||||
9 | Speed | rpm | 21511 | 15347 | 13153 | |||||||
10 | Current | mA | 3401.9 | 1479 | 1427 | |||||||
11 | Torque | g.cm | 55.68 | 16.05 | 18.31 | |||||||
At Stall | 12 | Stall current | A | 0.68 | 2881 | 2786 | ||||||
13 | Stall torque | g.cm | 111.35 | 32.09 | 36.62 | |||||||
Motor Constants | ||||||||||||
14 | Teminal resistance | Ω | 0.9 | 1.3 | 1.48 | |||||||
15 | Torque constant | g.cm/A | 16.63 | 11.446 | 13.471 | |||||||
16 | Speed constant | rpm/V | 5861 | 8527 | 7308 | |||||||
17 | Speed/Torque constant | rpm/g.cm | 386.4 | 956 | 718 |
Motor Characteristic | Typical Performance | ||||||||||||||||
Thermal parameters |
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18 | Ambient temperature | -20~+65 | ºC | ||||||||||||||
19 | Max. permissible winding temperature | 85 | ºC | ||||||||||||||
Mechanical parameters | |||||||||||||||||
20 | Max. penmissible No-load speed | 45000 | rpm | ||||||||||||||
21 | Max. axial load(dynamic) | 0.15 | N | ||||||||||||||
Other parameters | |||||||||||||||||
22 | Number of pole pairs | 1 | |||||||||||||||
23 | Number of commutator segments | 3 | |||||||||||||||
24 | Weight | 7.5 | g | ||||||||||||||
Remarks | |||||||||||||||||
1 | Rotation direction, wire specification and performance parameters can be | ||||||||||||||||
made according to customer’s requirement. | |||||||||||||||||
2 | Motor can be mounted with various shapes and sizes of eccentric weight which | ||||||||||||||||
is made of iron, brass or ferro-alloy to become vibration motor. | |||||||||||||||||
3 | Dimension with “*” in the drawing can be adjusted according to customer’s requirement. | ||||||||||||||||
1g=0.035oz 1inch=25.4mm 1g.cm=0.098mN.m 1oz=28.35g 1mm=0. 0571 inch 1mN.m=10.2g.cm |
Company & Factory
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Appliance
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Application: | Automation Equipment, Moving Machinery, Wearable Device, Electrical Shavers |
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Operating Speed: | High Speed |
Power Source: | DC Motor |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | Order Sample |
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Shipping Cost:
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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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.
Can DC motors be used in renewable energy systems, such as wind turbines or solar tracking systems?
Yes, DC (Direct Current) motors can be effectively used in various renewable energy systems, including wind turbines and solar tracking systems. The unique characteristics and advantages of DC motors make them well-suited for these applications. Here’s a detailed explanation of how DC motors can be utilized in renewable energy systems:
1. Wind Turbines:
DC motors can be employed in wind turbines to convert the mechanical energy of the wind into electrical energy. There are two common configurations:
a. Direct Drive Wind Turbines:
In direct drive wind turbines, the rotor of the turbine is directly connected to a DC generator. The rotor’s rotational motion is transmitted directly to the generator, which produces DC electrical power. DC motors can be used as DC generators in this configuration. The advantage of using DC motors/generators is their simplicity, reliability, and ability to operate efficiently at variable speeds, which is beneficial in varying wind conditions.
b. Hybrid Wind Turbines:
Hybrid wind turbines combine both aerodynamic and electrical conversion systems. In this configuration, DC motors can be utilized for the pitch control mechanism and yaw control system. The pitch control mechanism adjusts the angle of the turbine blades to optimize performance, while the yaw control system enables the turbine to align itself with the wind direction. DC motors provide precise control and responsiveness required for these functions.
2. Solar Tracking Systems:
DC motors are commonly employed in solar tracking systems to maximize the efficiency of solar panels by optimizing their orientation towards the sun. There are two main types of solar tracking systems:
a. Single-Axis Solar Tracking Systems:
Single-axis solar tracking systems adjust the inclination of solar panels along a single axis (typically the east-west axis) to track the movement of the sun throughout the day. DC motors can be used to drive the rotation mechanism that adjusts the panel’s tilt angle. By continuously adjusting the panel’s position to face the sun directly, the solar energy harvested can be significantly increased, resulting in higher energy output compared to fixed solar panel installations.
b. Dual-Axis Solar Tracking Systems:
Dual-axis solar tracking systems adjust the inclination of solar panels along both the east-west and north-south axes to track the sun’s movement throughout the day and throughout the year. DC motors are utilized in the rotation mechanisms for both axes. This type of solar tracking system provides the highest possible energy yield by keeping the solar panels perpendicular to the sun’s rays at all times, maximizing the exposure to sunlight.
DC motors are preferred in renewable energy systems due to their advantages, including:
- Efficiency at Variable Speeds: DC motors can operate efficiently at varying speeds, making them suitable for applications with fluctuating wind speeds or changing solar angles.
- Control and Precision: DC motors offer precise control and responsiveness, allowing for accurate tracking and adjustment in wind turbines and solar tracking systems.
- Reliability: DC motors are known for their reliability, with fewer moving parts compared to other motor types, reducing the risk of failure in remote or harsh environments.
- Compatibility with Energy Storage Systems: DC motors can easily be integrated with energy storage systems, such as batteries or supercapacitors, to store excess electrical energy generated by wind turbines or solar panels.
In conclusion, DC motors can be effectively utilized in renewable energy systems such as wind turbines and solar tracking systems. Their efficiency, control capabilities, reliability, and compatibility with energy storage systems make them a suitable choice for these applications, contributing to the advancement of sustainable energy generation.
What are the environmental implications of using DC motors, particularly in green technologies?
DC (Direct Current) motors offer several environmental benefits when used in green technologies. Their characteristics and operational advantages contribute to reducing environmental impact compared to other motor types. Here’s a detailed explanation of the environmental implications of using DC motors, particularly in green technologies:
1. Energy Efficiency:
DC motors are known for their high energy efficiency. Compared to AC (Alternating Current) motors, DC motors generally have lower energy losses and can convert a larger proportion of electrical input power into mechanical output power. This increased efficiency results in reduced energy consumption, leading to lower greenhouse gas emissions and decreased reliance on fossil fuels for electricity generation.
2. Renewable Energy Integration:
DC motors are well-suited for integration with renewable energy sources. Many green technologies, such as solar photovoltaic systems and wind turbines, produce DC power. By utilizing DC motors directly in these systems, the need for power conversion from DC to AC can be minimized, reducing energy losses associated with conversion processes. This integration improves the overall system efficiency and contributes to a more sustainable energy infrastructure.
3. Battery-Powered Applications:
DC motors are commonly used in battery-powered applications, such as electric vehicles and portable devices. The efficiency of DC motors ensures optimal utilization of the limited energy stored in batteries, resulting in extended battery life and reduced energy waste. By utilizing DC motors in these applications, the environmental impact of fossil fuel consumption for transportation and energy storage is reduced.
4. Reduced Emissions:
DC motors, especially brushless DC motors, produce fewer emissions compared to internal combustion engines or motors that rely on fossil fuels. By using DC motors in green technologies, such as electric vehicles or electrically powered equipment, the emission of greenhouse gases and air pollutants associated with traditional combustion engines is significantly reduced. This contributes to improved air quality and a reduction in overall carbon footprint.
5. Noise Reduction:
DC motors generally operate with lower noise levels compared to some other motor types. The absence of brushes in brushless DC motors and the smoother operation of DC motor designs contribute to reduced noise emissions. This is particularly beneficial in green technologies like electric vehicles or renewable energy systems, where quieter operation enhances user comfort and minimizes noise pollution in residential or urban areas.
6. Recycling and End-of-Life Considerations:
DC motors, like many electrical devices, can be recycled at the end of their operational life. The materials used in DC motors, such as copper, aluminum, and various magnets, can be recovered and reused, reducing the demand for new raw materials and minimizing waste. Proper recycling and disposal practices ensure that the environmental impact of DC motors is further mitigated.
The use of DC motors in green technologies offers several environmental benefits, including increased energy efficiency, integration with renewable energy sources, reduced emissions, noise reduction, and the potential for recycling and end-of-life considerations. These characteristics make DC motors a favorable choice for sustainable and environmentally conscious applications, contributing to the transition to a greener and more sustainable future.
editor by CX 2024-05-17