Product Description
Basic Info.
| Model No. | PN8 | Trademark | Powernice |
| Type | DC Motor | Input | 24V DC |
| Full-Load Speed | 0.88mm/s±10% | Stroke Length | 200~1000mm |
| Transport Package | Wooden Cases | Warranty | 2 Years |
| Production Capacity | 5000 Piece/Month | Working Temperature | -40ºC~+60ºC |
Product Description
CSP Linear Tracker PN8:
PN8 is widely applied to tower photothermal system and is able to realize high-precision tracking.
2350N Maximum Thrust is able to support any regular photothermal tracking systems.
Brushed motor complies with protection class IP66 against dust and water splash. Long service life up to 25 years
Easy to install, easy to disassemble, easy to transport;
High performance, high efficiency, high quality;
Low noise, low cost, low maintenance.
Dimension Drawing
Technical Parameters
| Specified Load(N)30 | 850 |
| Max Load(N) | 2350 |
| No-load Current(A) | ≤1 |
| Rated Load Speed(mm/s) | 0.88±10% |
| No-load Speed(mm/s) | 3.3 |
| Stroke(mm) | 200~1000(Customizable) |
| Installation Distance(mm) | ≥100+Stroke(Customizable) |
| Optional Function | Hall Sensor |
Application Scenarios
Single-axis Tracking System Dual-axis Tracking System CSP Tracking System
Powernice combines the design experience of single-axis solar linear tracking system, boldly introduces linear tracking technology into the distributed photovoltaic system, and the maximum photovoltaic power generation efficiency even increases by more than 30%, bringing more considerable benefits to the owners.
Company Profile
POWERNICE is a high-tech enterprise integrating R&D, design, production, sales, and service. As the main products, industrial-grade high-precision electric actuators are booming in the solar, industrial, and medical industries.
For the past 4 years since its establishment, especially in the field of solar energy, the export of solar linear trackers accounts for more than 70% of China’s total exports. In order to respond global customers in no time, 27,000 square CHINAMFG of production workshops, R&D centers and branches were founded in HangZhou, HangZhou, Las Vegas, Haiphong and other places. With the advantages of high quality, the global installed capacity of photovoltaic series has exceeded 6GW.
Powernice will carry on fulfilling its commitment to customers and making its due contribution to Industry 4.0.
Powernice focuses on product quality and never compromises on quality. 16 inspection processes ensure that each electric actuator is impeccable before leaving the factory. This is a commitment to the customer and a requirement for ourselves.
Every solar energy show is an opportunity for Powernice to learn and promote itself.
FAQ
Q: What is the lead time?
A: Common samples in which we have components usually take about 7-10 days to finish. For bulk orders, it may need 35-40 days to prepare the first bulk.
Q: Can the products be made with our logo or brand?
A: Yes of course we can make it. We are OEM/ODM suppliers for years and are professional to make. But your written authorization is needed.
Q: How do I know the product’s quality and the packing ways are the ones we required?
A: Each product will be tested before sending it out. We will send you photos of the goods to confirm again the packing ways.
Q: How do we make the payment?
A: We usually accept payment by T/T, west union, and other payment ways. We will confirm this when we conclude the order.
Q.Why choose Powernice linear actuator?
A: Powernice has a high-end talent team in various fields of PV to provide customers with “one-stop” new energy power generation supply solutions. Our globally located office, can respond to the office world within 24 hours. 16 testing processes to ensure high product quality.
Q: My order quantity is small, can you provide it?
A: No matter how many you want, we will serve you nicely and quickly.
Q: Loading port?
A: ZheJiang or HangZhou Port, or as you need.
Q: Do you get the relevant certifications?
A: Yes, so far, we have got the certifications of CE, TUV, UL, PSE, KC, SAA, ROSH, ISO9001:2015, ISO14001:2015, and so on.
Q: May I have a sample order before the bulk one?
A: Of course, we can provide a sample for you.
Q: How can I get the quotation?
A: You need to send up information, we will let our regional sales contact you, and the details you should give: email address, telephone number, material, size, input, Load capacity, quantity, color, speed or frequency, etc
If you have any questions pls feel free to tell us. We will negotiate everything well for our mutual benefit.
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| Certification: | CE, UL |
|---|---|
| IP Rating: | IP66 |
| Limit Switch: | Built-in |
| Voltage: | 24VDC |
| Standard Stroke: | 800mm |
| Max Thrust: | 2350n |
| Samples: |
US$ 180/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
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|---|
What is a DC motor, and how does it differ from other types of electric motors?
A DC (Direct Current) motor is an electric motor that converts electrical energy into mechanical motion. It operates based on the principle of electromagnetic induction and the interaction between current-carrying conductors and magnetic fields. DC motors are widely used in various applications due to their simplicity, controllability, and versatility. Here’s a detailed explanation of what a DC motor is and how it differs from other types of electric motors:
1. Basic Operation:
In a DC motor, electrical energy is supplied to the motor’s armature through a DC power source, typically a battery or a rectified power supply. The armature consists of multiple coils or windings that are evenly spaced around the motor’s rotor. The rotor is a cylindrical core with a shaft that rotates when the motor is energized. When current flows through the armature windings, it creates a magnetic field that interacts with the fixed magnetic field produced by the motor’s stator. This interaction generates a torque, causing the rotor to rotate.
2. Commutation:
DC motors employ a commutator and brushes for the conversion of electrical energy and the rotation of the rotor. The commutator consists of a segmented cylindrical ring attached to the rotor shaft, and the brushes are stationary conductive contacts that make contact with the commutator segments. As the rotor spins, the brushes maintain contact with the commutator segments, periodically reversing the direction of the current flow in the armature windings. This reversal of current flow in the armature windings ensures continuous rotation of the rotor in the same direction.
3. Types of DC Motors:
DC motors can be classified into different types based on their construction and the method of field excitation. The two main types are:
- Brushed DC Motors: Brushed DC motors have a mechanical commutator and brushes to switch the current direction in the armature windings. These motors are relatively simple, cost-effective, and offer good torque characteristics. However, the commutator and brushes require regular maintenance and can generate electrical noise and brush wear debris.
- Brushless DC Motors (BLDC): Brushless DC motors, also known as electronically commutated motors (ECMs), use electronic circuits and sensors to control the current flow in the motor windings. They eliminate the need for brushes and commutators, resulting in reduced maintenance and improved reliability. BLDC motors offer higher efficiency, smoother operation, and better speed control compared to brushed DC motors.
4. Speed Control:
DC motors provide excellent speed control capabilities. By adjusting the voltage applied to the motor, the speed of the DC motor can be regulated. Lowering the voltage reduces the motor’s speed, while increasing the voltage increases the speed. This feature makes DC motors suitable for applications that require precise speed control, such as robotics, conveyor systems, and electric vehicles.
5. Advantages and Disadvantages:
DC motors have several advantages, including:
- Simple construction and easy maintenance (for brushed DC motors).
- High starting torque.
- Precise speed control.
- Good controllability over a wide range of loads.
However, DC motors also have some limitations, such as:
- Brushed DC motors require periodic maintenance and have limited brush life.
- Brushed DC motors can generate electrical noise.
- Brushless DC motors are often more expensive compared to brushed DC motors.
6. Differences from Other Electric Motors:
DC motors differ from other types of electric motors, such as AC (Alternating Current) motors, in several ways:
- Power Source: DC motors require a DC power source, while AC motors operate from an AC power supply.
- Speed Control: DC motors offer precise speed control by adjusting the applied voltage, whereas AC motors typically rely on frequency control for speed regulation.
- Construction: DC motors use a commutator and brushes (in brushed DC motors) or electronic commutation (in brushless DC motors), while AC motors do not require commutation.
- Starting Torque: DC motors typically provide higher starting torque compared to AC motors.
Overall, DC motors are versatile and widely used in various applications due to their controllability, speed regulation capabilities, and simplicity. The advancements inpower electronics and motor control technologies have further enhanced the performance and efficiency of DC motors, making them a popular choice in many industries.
What is the significance of back EMF (electromotive force) in DC motor performance?
The significance of back EMF (electromotive force) in DC motor performance is crucial to understanding the behavior and operation of DC motors. Back EMF is an inherent characteristic of DC motors and plays a pivotal role in their efficiency, speed regulation, and overall performance. Here’s a detailed explanation of the significance of back EMF in DC motor performance:
When a DC motor operates, it generates a voltage known as back EMF or counter electromotive force. This voltage opposes the applied voltage and is caused by the rotation of the motor’s armature within the magnetic field. The back EMF is directly proportional to the rotational speed of the motor.
The significance of back EMF can be understood through the following aspects:
1. Speed Regulation:
Back EMF is crucial for regulating the speed of a DC motor. As the motor rotates faster, the back EMF increases, which reduces the effective voltage across the motor’s armature. Consequently, the armature current decreases, limiting the motor’s speed. This self-regulating characteristic helps maintain a relatively constant speed under varying load conditions. It allows the motor to deliver the required torque while preventing excessive speed that can potentially damage the motor or the driven equipment.
2. Efficiency:
Back EMF plays a significant role in the efficiency of a DC motor. When the motor is loaded and drawing current, the power supplied to the motor is the product of the armature current and the applied voltage. However, the electrical power converted into mechanical power is reduced by the power consumed by the back EMF. The back EMF represents the energy returned to the power supply as the motor generates its own voltage. By reducing the effective voltage across the motor, it helps minimize power losses due to electrical resistance and improves the overall efficiency of the motor.
3. Motor Protection:
The presence of back EMF also provides a level of protection to the motor. When a DC motor is operating and the load on the motor suddenly decreases, such as when the driven equipment is disconnected, the motor’s speed can increase rapidly. This increase in speed leads to a higher back EMF, which reduces the armature current and prevents excessive current flow. By limiting the current, the back EMF helps protect the motor from overloading and potential damage.
4. Voltage Regulation:
Back EMF affects the voltage regulation in a DC motor. When the motor is operating, the back EMF opposes the applied voltage. As the motor load increases, the voltage drop across the armature resistance and other internal losses also increase. The back EMF helps compensate for these voltage drops, ensuring that the motor receives an adequate voltage to maintain its performance and torque output.
5. Control and Dynamic Response:
Back EMF provides valuable information for motor control and dynamic response. By measuring the back EMF voltage, the rotational speed of the motor can be estimated, allowing for precise speed control and feedback. This information is crucial for applications that require accurate speed regulation, such as robotics or industrial automation.
In summary, the significance of back EMF in DC motor performance cannot be overstated. It influences speed regulation, efficiency, motor protection, voltage regulation, and control capabilities. By understanding and utilizing the inherent characteristics of back EMF, engineers can design and optimize DC motor systems for various applications, ensuring reliable and efficient operation.
Are there safety considerations or maintenance practices associated with DC motors?
Yes, there are safety considerations and maintenance practices associated with DC (Direct Current) motors. DC motors, like any other electrical equipment, require proper handling, maintenance, and adherence to safety guidelines to ensure safe operation and longevity. Here’s a detailed explanation of the safety considerations and maintenance practices associated with DC motors:
Safety Considerations:
Electrical Hazards: DC motors operate with high voltages and currents, posing electrical hazards. It is essential to follow proper electrical safety practices, such as wearing appropriate personal protective equipment (PPE) and ensuring that electrical connections are secure and insulated. Proper grounding and isolation techniques should be employed to prevent electrical shocks and accidents.
Lockout/Tagout: DC motors, especially in industrial settings, may require maintenance or repair work. It is crucial to implement lockout/tagout procedures to isolate the motor from its power source before performing any maintenance or servicing activities. This ensures that the motor cannot be accidentally energized during work, preventing potential injuries or accidents.
Overheating and Ventilation: DC motors can generate heat during operation. Adequate ventilation and cooling measures should be implemented to prevent overheating, as excessive heat can lead to motor damage or fire hazards. Proper airflow and ventilation around the motor should be maintained, and any obstructions or debris should be cleared.
Mechanical Hazards: DC motors often have rotating parts and shafts. Safety guards or enclosures should be installed to prevent accidental contact with moving components, mitigating the risk of injuries. Operators and maintenance personnel should be trained to handle motors safely and avoid placing their hands or clothing near rotating parts while the motor is running.
Maintenance Practices:
Cleaning and Inspection: Regular cleaning and inspection of DC motors are essential for their proper functioning. Accumulated dirt, dust, or debris should be removed from the motor’s exterior and internal components. Visual inspections should be carried out to check for any signs of wear, damage, loose connections, or overheating. Bearings, if applicable, should be inspected and lubricated as per the manufacturer’s recommendations.
Brush Maintenance: DC motors that use brushes for commutation require regular inspection and maintenance of the brushes. The brushes should be checked for wear, proper alignment, and smooth operation. Worn-out brushes should be replaced to ensure efficient motor performance. Brush holders and springs should also be inspected and cleaned as necessary.
Electrical Connections: The electrical connections of DC motors should be periodically checked to ensure they are tight, secure, and free from corrosion. Loose or damaged connections can lead to voltage drops, overheating, and poor motor performance. Any issues with the connections should be addressed promptly to maintain safe and reliable operation.
Insulation Testing: Insulation resistance testing should be performed periodically to assess the condition of the motor’s insulation system. This helps identify any insulation breakdown or degradation, which can lead to electrical faults or motor failures. Insulation resistance testing should be conducted following appropriate safety procedures and using suitable testing equipment.
Alignment and Balance: Proper alignment and balance of DC motors are crucial for their smooth operation and longevity. Misalignment or imbalance can result in increased vibrations, excessive wear on bearings, and reduced motor efficiency. Regular checks and adjustments should be made to ensure the motor is correctly aligned and balanced as per the manufacturer’s specifications.
Manufacturer’s Recommendations: It is important to refer to the manufacturer’s guidelines and recommendations for specific maintenance practices and intervals. Each DC motor model may have unique requirements, and following the manufacturer’s instructions ensures that maintenance is carried out correctly and in accordance with the motor’s design and specifications.
By adhering to safety considerations and implementing proper maintenance practices, DC motors can operate safely, reliably, and efficiently throughout their service life.
editor by CX 2024-04-10