China manufacturer High Torque DC Electric Gear Motor/Electrical Motor Micro DC Motor for Hair Dryer/Massager/Auto Door Lifting System/Refrigerator Fans Motor/Exhaust Fan Motor vacuum pump booster

Product Description

Electric Fan, Stand Fan, Table Fan, Wall Fan, Floor Fan, Industrial Fan, Tower Fan, Reachargeable Fan with GS Ce CB RoHS ERP Reach ETL SAA Nom

Description 16-18 inch stand fan use motor
Motor copper / aluminum/ ACC
Power 40W  .45W. 50W, 60W , 75W .80W ,90W
Voltage 110V / 220V
Rated 50Hz , 60Hz
Grills mesh / line
Blade 3PP , 5PP , 3AS , 5AS , 3banana 
Timer 60minuter. 120 minuter

 

Base  cross  , round , square, holed round
Base weight 2kg , 3kg 
Power line 2*0.5mm , 3*0.5mm  2*0.75mm . 3*0.75mm
plug  VDE , BS ,FLAT
Packing color box , whiter box , brown box
Remotor yes/no
MOQ 20GP
Payment  T/T  , L/C

 

Q1: Are you Trading Company or Manufacurer Factory?
A1: We have more than 20 years manufacturer experience in HangZhou area in China, our own manufacturing bases for some items specially. Also all products have competitive price and quality guarantee.

Q2: When can I got the quotation?
A2: We usually quote within 24 hrs after get you detail inquiry, after you are very urgent to get the price, please call us in your e-mail so that we will regard your inquiry priority.

Q3: I am interesting in you products, could I get sample for free?
A3: Company Regulation that the sample price is 1.5 time of our offer, shipping costs accounted under of customer; when place an order, sample fee willing be returned to you.

Q4: How about the Delivery time of the order?
A4: Usually 30-40 working days after got deposit and confirmed all artworks if without stock.

Q5: Is logo can be printed?
A5: YES, silkscreen print, gift box, manuals, labels, carton, all can be customized.

MAINTENANCE INSTRUCTIONS
The fan requires little maintenance.Do not try to fix it by yourself,refer it to qualified service personnel if service is required.
1.Before cleaning and assembling,do not plug the pins into the socket.
2.To ensure adequate air circulation to the motor,keep vents at the rear of the motor housing room dust,fluff and etc,A vacuum cleaner can not be used to clean these vents before unplug.Do not disassemble the fan to remove fluff.
3.Please wipe the exterior ports with a soft cloth soaking a mild detergent.Do not use any CHINAMFG detergent or solvents to avoid scratching the surface.
4.Do not allow water or any other liquid in to the motor housing or interior parts.
5.If the power cord is damaged,it is strongly recommended to request a specialist to handle.

Our Services
High quality because of attention to detail 
1* Our factory machine using automatic production lines, the motors are more reliability and high-quality .
2* Low heat during operation, silent for a long time overload running, not hot, put an end to rust.
3* Compact design,beautiful shape and artful design,and also easy to take with.
4* Strong wind ,big motor,faster speed and 3 speed natural wind grade choices.
5* Security smart,safty switch and over temperature protection keep it more safty.
6* Low power ,environment friendly.

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Remote Control: Without Remote Control
Power Source: Electric
Material: Copper
Installation: Pedestal
Certification: CE, CB
Speed: 3
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Customization:
Available

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dc motor

What are the key differences between brushed and brushless DC motors?

Brushed and brushless DC motors are two distinct types of motors that differ in their construction, operation, and performance characteristics. Here’s a detailed explanation of the key differences between brushed and brushless DC motors:

1. Construction:

Brushed DC Motors: Brushed DC motors have a relatively simple construction. They consist of a rotor with armature windings and a commutator, and a stator with permanent magnets or electromagnets. The commutator and brushes make physical contact to provide electrical connections to the armature windings.

Brushless DC Motors: Brushless DC motors have a more complex construction. They typically consist of a stationary stator with permanent magnets or electromagnets and a rotor with multiple coils or windings. The rotor does not have a commutator or brushes.

2. Commutation:

Brushed DC Motors: In brushed DC motors, the commutator and brushes are responsible for the commutation process. The brushes make contact with different segments of the commutator, reversing the direction of the current through the armature windings as the rotor rotates. This switching of the current direction generates the necessary torque for motor rotation.

Brushless DC Motors: Brushless DC motors use electronic commutation instead of mechanical commutation. The commutation process is managed by an external electronic controller or driver. The controller determines the timing and sequence of energizing the stator windings based on the rotor position, allowing for precise control of motor operation.

3. Efficiency:

Brushed DC Motors: Brushed DC motors tend to have lower efficiency compared to brushless DC motors. This is primarily due to the energy losses associated with the brushes and commutation process. The friction and wear between the brushes and commutator result in additional power dissipation and reduce overall motor efficiency.

Brushless DC Motors: Brushless DC motors are known for their higher efficiency. Since they eliminate the use of brushes and commutators, there are fewer energy losses and lower frictional losses. The electronic commutation system allows for precise control of the motor’s operation, maximizing efficiency and reducing power consumption.

4. Maintenance:

Brushed DC Motors: Brushed DC motors require regular maintenance due to the wear and tear of the brushes and commutator. The brushes need periodic replacement, and the commutator requires cleaning to maintain proper electrical contact. The maintenance requirements contribute to additional costs and downtime for brushed DC motors.

Brushless DC Motors: Brushless DC motors have a relatively maintenance-free operation. As they do not have brushes or commutators, there is no need for brush replacement or commutator cleaning. This results in reduced maintenance costs and increased reliability of brushless DC motors.

5. Speed Control:

Brushed DC Motors: Brushed DC motors offer simpler speed control options. The speed can be controlled by adjusting the applied voltage or by varying the resistance in the armature circuit. This allows for relatively straightforward speed regulation.

Brushless DC Motors: Brushless DC motors provide more advanced and precise speed control capabilities. The speed can be controlled through the electronic commutation system by adjusting the timing and sequence of the stator windings’ energization. This allows for precise control of the motor’s speed and acceleration.

These key differences between brushed and brushless DC motors make each type suitable for different applications depending on factors such as efficiency requirements, maintenance considerations, and control complexity.

dc motor

How is the efficiency of a DC motor determined, and what factors can affect it?

In a DC (Direct Current) motor, efficiency refers to the ratio of the motor’s output power (mechanical power) to its input power (electrical power). It is a measure of how effectively the motor converts electrical energy into mechanical work. The efficiency of a DC motor can be determined by considering several factors that affect its performance. Here’s a detailed explanation of how the efficiency of a DC motor is determined and the factors that can influence it:

The efficiency of a DC motor is calculated using the following formula:

Efficiency = (Output Power / Input Power) × 100%

1. Output Power: The output power of a DC motor is the mechanical power produced at the motor’s shaft. It can be calculated using the formula:

Output Power = Torque × Angular Speed

The torque is the rotational force exerted by the motor, and the angular speed is the rate at which the motor rotates. The output power represents the useful work or mechanical energy delivered by the motor.

2. Input Power: The input power of a DC motor is the electrical power supplied to the motor. It can be calculated using the formula:

Input Power = Voltage × Current

The voltage is the electrical potential difference applied to the motor, and the current is the amount of electrical current flowing through the motor. The input power represents the electrical energy consumed by the motor.

Once the output power and input power are determined, the efficiency can be calculated using the formula mentioned earlier.

Several factors can influence the efficiency of a DC motor:

1. Copper Losses:

Copper losses occur due to the resistance of the copper windings in the motor. These losses result in the conversion of electrical energy into heat. Higher resistance or increased current flow leads to greater copper losses and reduces the efficiency of the motor. Using thicker wire for the windings and minimizing resistance can help reduce copper losses.

2. Iron Losses:

Iron losses occur due to magnetic hysteresis and eddy currents in the motor’s iron core. These losses result in the conversion of electrical energy into heat. Using high-quality laminated iron cores and minimizing magnetic flux variations can help reduce iron losses and improve efficiency.

3. Friction and Windage Losses:

Friction and windage losses occur due to mechanical friction between moving parts and air resistance. These losses result in the conversion of mechanical energy into heat. Proper lubrication, efficient bearing systems, and aerodynamically optimized designs can help minimize friction and windage losses.

4. Brush and Commutator Losses:

In brushed DC motors, brush and commutator losses occur due to the friction and electrical resistance at the brush-commutator interface. These losses result in the conversion of electrical energy into heat. Using high-quality brushes and commutators, reducing brush voltage drop, and minimizing the number of commutator segments can help reduce these losses.

5. Magnetic Field Design:

The design of the magnetic field in the motor significantly affects its efficiency. Optimizing the magnetic field for the specific application, such as selecting appropriate magnet materials or designing efficient electromagnets, can improve the motor’s efficiency.

6. Motor Load:

The load on the motor, including the torque and speed requirements, can impact its efficiency. Operating the motor close to its optimal load conditions or utilizing speed control techniques, such as pulse width modulation (PWM), can help improve efficiency by reducing unnecessary power consumption.

7. Motor Size and Construction:

The size and construction of the motor can influence its efficiency. Properly sizing the motor for the intended application and optimizing the design for reduced losses, improved cooling, and efficient heat dissipation can enhance overall efficiency.

It’s important to note that the efficiency of a DC motor is typically highest at or near its rated load conditions. Deviating significantly from the rated load can result in reduced efficiency.

In summary, the efficiency of a DC motor is determined by comparing the output power to the input power. Factors such as copper losses, iron losses, friction and windage losses, brush and commutator losses, magnetic field design, motor load, and motor size and construction can all influence the efficiency of a DC motor. By considering and optimizing these factors, the overall efficiency of the motor can be improved.

dc motor

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.

China manufacturer High Torque DC Electric Gear Motor/Electrical Motor Micro DC Motor for Hair Dryer/Massager/Auto Door Lifting System/Refrigerator Fans Motor/Exhaust Fan Motor   vacuum pump booster	China manufacturer High Torque DC Electric Gear Motor/Electrical Motor Micro DC Motor for Hair Dryer/Massager/Auto Door Lifting System/Refrigerator Fans Motor/Exhaust Fan Motor   vacuum pump booster
editor by CX 2024-04-23

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