Product Description
Air Compressor Permanent Magnet Motor and VFD 110kw 12000rpm AC 3-phase Industrial
Product Feature
1.Suitable for the 12000rpm Rated Speed
2.Reserve a large margin of security
3.High power & High torque
4.High efficiency
5.Small size
6.Low noise low vibration
7.The autonomous patented cooling structure
Specifications
Voltage: 380V AC/540V DC
Rated Power: 110KW
Rated Speed:12000rpm
Isolation: H
Cooling Method: Oil Cooling
Ingress Protection:IP67(IP54 option)
Duty type: S1
Pole:4
Installation: B3,B5,B35
Max Net Weight: 105kg
Above price includes VFD cost
Application:
high speed compressor, fan, pump
Customer Case
Other motors you will be interested in
| Motor type | Voltage (V AC) | Rated power (kW) | Rated torque (N.m) | Rated speed (rpm) | Efficiency (%) | Duty type | Insulation | Ingress protection | Pole Number | Weight (kg) | Cooling Method | position signal |
| SRPM160H4XO15 | 380 | 15 | 5.96 | 24000 | 96.5 | S1 | H/F | IP67 | 4 | 12 | Oil | Resolver |
| SRPM160H4XO75 | 380 | 75 | 35.8 | 20000 | 96.5 | S1 | H/F | IP67 | 4 | 44 | Oil | Resolver |
| SRPM160H4XO90 | 380 | 90 | 43 | 20000 | 96.5 | S1 | H/F | IP67 | 4 | 48 | Oil | Resolver |
| SRPM205H4XO110 | 380 | 110 | 52.5 | 20000 | 96.5 | S1 | H/F | IP67 | 4 | 76 | Oil | Resolver |
| SRPM205H4XO160 | 380 | 160 | 76.4 | 20000 | 96.5 | S1 | H/F | IP67 | 4 | 86 | Oil | Resolver |
| SRPM205H4XO200 | 380 | 200 | 95.5 | 20000 | 96.5 | S1 | H/F | IP67 | 4 | 95 | Oil | Resolver |
FAQ
1. Can performanent magnet synchronous motor be used as generator?
Yes. Permanent magnet synchronous motor can work as a generator because of its special working theory. If it runs CW as a motor, then runs CCW as a generator. But please kindly note, if when you want to work it as a generator, you need to change a suitable motor controller with AFE function
2. Why can not directly use 3 phase ac supply voltage to start permanent magnet synchronous motor?
Becuase rotor is with big innertia, and magetic files spins so fast that static rotor has no way to spin with magetic filed.
3. Any special technical request on this motor’s VFD driver? And Do you have such driver?
Permanent magnet synchronous motor’s driver should be vector control VFD with special inner software, such as CHINAMFG 6SE70 series, Yakawa CR5 series, ABB ACS800 series, CHINAMFG A740 series, B&R P84 and P74 series, etc.. Yes, our MH300 series VFD matches with this motor.
4. Is there any protective measures to defend permanent magnet rotor from failure?
Yes, each permanent magnet rotor passes corrossion resistance, consistency, high temperature demagnetization test, linear demagnetization test, etc. Its demagnetization index is within 2%. But if working environment is serious oxiditive corrosion, kindly advise for higher protection level.
5. Where is this permanent magnet synchronous motor normally used to?
This permanent magnet synchronous motor is normally used to variable frequency speed situation
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| Application: | Industrial |
|---|---|
| Speed: | High Speed |
| Number of Stator: | Three-Phase |
| Function: | Driving |
| Casing Protection: | Protection Type |
| Number of Poles: | 4 |
| Samples: | US$ 32000/Piece 1 Piece(Min.Order) | |
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| Customization: | Available |
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How do variable frequency drives (VFDs) impact the performance of AC motors?
Variable frequency drives (VFDs) have a significant impact on the performance of AC motors. A VFD, also known as a variable speed drive or adjustable frequency drive, is an electronic device that controls the speed and torque of an AC motor by varying the frequency and voltage of the power supplied to the motor. Let’s explore how VFDs impact AC motor performance:
- Speed Control: One of the primary benefits of using VFDs is the ability to control the speed of AC motors. By adjusting the frequency and voltage supplied to the motor, VFDs enable precise speed control over a wide range. This speed control capability allows for more efficient operation of the motor, as it can be operated at the optimal speed for the specific application. It also enables variable speed operation, where the motor speed can be adjusted based on the load requirements, resulting in energy savings and enhanced process control.
- Energy Efficiency: VFDs contribute to improved energy efficiency of AC motors. By controlling the motor speed based on the load demand, VFDs eliminate the energy wastage that occurs when motors run at full speed even when the load is light. The ability to match the motor speed to the required load reduces energy consumption and results in significant energy savings. In applications where the load varies widely, such as HVAC systems, pumps, and fans, VFDs can provide substantial energy efficiency improvements.
- Soft Start and Stop: VFDs offer soft start and stop capabilities for AC motors. Instead of abruptly starting or stopping the motor, which can cause mechanical stress and electrical disturbances, VFDs gradually ramp up or down the motor speed. This soft start and stop feature reduces mechanical wear and tear, extends the motor’s lifespan, and minimizes voltage dips or spikes in the electrical system. It also eliminates the need for additional mechanical devices, such as motor starters or brakes, improving overall system reliability and performance.
- Precision Control and Process Optimization: VFDs enable precise control over AC motor performance, allowing for optimized process control in various applications. The ability to adjust motor speed and torque with high accuracy enables fine-tuning of system parameters, such as flow rates, pressure, or temperature. This precision control enhances overall system performance, improves product quality, and can result in energy savings by eliminating inefficiencies or overcompensation.
- Motor Protection and Diagnostic Capabilities: VFDs provide advanced motor protection features and diagnostic capabilities. They can monitor motor operating conditions, such as temperature, current, and voltage, and detect abnormalities or faults in real-time. VFDs can then respond by adjusting motor parameters, issuing alerts, or triggering shutdowns to protect the motor from damage. These protection and diagnostic features help prevent motor failures, reduce downtime, and enable predictive maintenance, resulting in improved motor reliability and performance.
- Harmonics and Power Quality: VFDs can introduce harmonics into the electrical system due to the switching nature of their operation. Harmonics are undesirable voltage and current distortions that can impact power quality and cause issues in the electrical distribution network. However, modern VFDs often include built-in harmonic mitigation measures, such as line reactors or harmonic filters, to minimize harmonics and ensure compliance with power quality standards.
In summary, VFDs have a profound impact on the performance of AC motors. They enable speed control, enhance energy efficiency, provide soft start and stop capabilities, enable precision control and process optimization, offer motor protection and diagnostic features, and address power quality considerations. The use of VFDs in AC motor applications can lead to improved system performance, energy savings, increased reliability, and enhanced control over various industrial and commercial processes.
Can AC motors be used in renewable energy systems, such as wind turbines?
Yes, AC motors can be used in renewable energy systems, including wind turbines. In fact, AC motors are commonly employed in various applications within wind turbines due to their numerous advantages. Here’s a detailed explanation:
1. Generator: In a wind turbine system, the AC motor often functions as a generator. As the wind turbine blades rotate, they drive the rotor of the generator, which converts the mechanical energy of the wind into electrical energy. AC generators are commonly used in wind turbines due to their efficiency, reliability, and compatibility with power grid systems.
2. Variable Speed Control: AC motors offer the advantage of variable speed control, which is crucial for wind turbines. The wind speed is variable, and in order to maximize energy capture, the rotor speed needs to be adjusted accordingly. AC motors, when used as generators, can adjust their rotational speed with the changing wind conditions by modifying the frequency and voltage of the output electrical signal.
3. Efficiency: AC motors are known for their high efficiency, which is an important factor in renewable energy systems. Wind turbines aim to convert as much of the wind energy into electrical energy as possible. AC motors, especially those designed for high efficiency, can help maximize the overall energy conversion efficiency of the wind turbine system.
4. Grid Integration: AC motors are well-suited for grid integration in renewable energy systems. The electrical output from the AC generator can be easily synchronized with the grid frequency and voltage, allowing for seamless integration of the wind turbine system with the existing power grid infrastructure. This facilitates the efficient distribution of the generated electricity to consumers.
5. Control and Monitoring: AC motors offer advanced control and monitoring capabilities, which are essential for wind turbine systems. The electrical parameters, such as voltage, frequency, and power output, can be easily monitored and controlled in AC motor-based generators. This allows for real-time monitoring of the wind turbine performance, fault detection, and optimization of the power generation process.
6. Availability and Standardization: AC motors are widely available in various sizes and power ratings, making them readily accessible for wind turbine applications. They are also well-standardized, ensuring compatibility with other system components and facilitating maintenance, repair, and replacement activities.
It’s worth noting that while AC motors are commonly used in wind turbines, there are other types of generators and motor technologies utilized in specific wind turbine designs, such as permanent magnet synchronous generators (PMSGs) or doubly-fed induction generators (DFIGs). These alternatives offer their own advantages and may be preferred in certain wind turbine configurations.
In summary, AC motors can indeed be used in renewable energy systems, including wind turbines. Their efficiency, variable speed control, grid integration capabilities, and advanced control features make them a suitable choice for converting wind energy into electrical energy in a reliable and efficient manner.
What are the main components of an AC motor, and how do they contribute to its operation?
An AC motor consists of several key components that work together to facilitate its operation. These components include:
- Stator: The stator is the stationary part of an AC motor. It is typically made of a laminated core that provides a path for the magnetic flux. The stator contains stator windings, which are coils of wire wound around the stator core. The stator windings are connected to an AC power source and produce a rotating magnetic field when energized. The rotating magnetic field is a crucial element in generating the torque required for the motor’s operation.
- Rotor: The rotor is the rotating part of an AC motor. It is located inside the stator and is connected to a shaft. The rotor can have different designs depending on the type of AC motor. In an induction motor, the rotor does not have electrical connections. Instead, it contains conductive bars or coils that are short-circuited. The rotating magnetic field of the stator induces currents in the short-circuited rotor conductors, creating a magnetic field that interacts with the stator field and generates torque, causing the rotor to rotate. In a synchronous motor, the rotor contains electromagnets that are magnetized by direct current, allowing the rotor to lock onto the rotating magnetic field of the stator and rotate at the same speed.
- Bearing: Bearings are used to support and facilitate the smooth rotation of the rotor shaft. They reduce friction and allow the rotor to rotate freely within the motor. Bearings are typically located at both ends of the motor shaft and are designed to withstand the axial and radial forces generated during operation.
- End Bells: The end bells, also known as end covers or end brackets, enclose the motor’s stator and rotor assembly. They provide mechanical support and protection for the internal components of the motor. End bells are typically made of metal and are designed to provide a housing for the bearings and secure the motor to its mounting structure.
- Fan or Cooling System: AC motors often generate heat during operation. To prevent overheating and ensure proper functioning, AC motors are equipped with fans or cooling systems. These help dissipate heat by circulating air or directing airflow over the motor’s components, including the stator and rotor windings. Effective cooling is crucial for maintaining the motor’s efficiency and extending its lifespan.
- Terminal Box or Connection Box: The terminal box is a housing located on the outside of the motor that provides access to the motor’s electrical connections. It contains terminals or connection points where external wires can be connected to supply power to the motor. The terminal box ensures a safe and secure connection of the motor to the electrical system.
- Additional Components: Depending on the specific design and application, AC motors may include additional components such as capacitors, centrifugal switches, brushes (in certain types of AC motors), and other control devices. These components are used for various purposes, such as improving motor performance, providing starting assistance, or enabling specific control features.
Each of these components plays a crucial role in the operation of an AC motor. The stator and rotor are the primary components responsible for generating the rotating magnetic field and converting electrical energy into mechanical motion. The bearings ensure smooth rotation of the rotor shaft, while the end bells provide structural support and protection. The fan or cooling system helps maintain optimal operating temperatures, and the terminal box allows for proper electrical connections. Additional components are incorporated as necessary to enhance motor performance and enable specific functionalities.
editor by CX 2024-05-16