07
Sep
2024

Why is SMPS better?-NVVV

In modern electronic devices and industrial applications, the choice of power supply has a crucial impact on the performance, efficiency and safety of the system. With the advancement of technology, the switch mode power supply (SMPS) has gradually replaced the traditional linear power supply and become the mainstream power supply solution. As a well-known power supply brand, NVVV produces SMPS that perform well in various application scenarios. This article will analyze in detail why SMPS is superior to other power supply technologies, and combine practical application scenarios such as school network laptop charging cabinets, watering machines, 3D printers and embroidery machines to explore the advantages of SMPS in depth.

1. Why is the switching power supply (SMPS) more efficient?

Power efficiency directly affects the energy consumption and operating costs of the system. SMPS has become an ideal choice for many devices with its excellent high efficiency, especially in scenarios where long-term power supply is required, efficiency is crucial. So, why is SMPS more efficient than traditional power supplies?

High-frequency conversion principle of SMPS

The high efficiency of SMPS comes from the way it controls the transmission of electrical energy through high-speed switching elements. Traditional linear power supplies reduce voltage by adjusting transformers. Although this process is simple, it has a large energy loss because the excess voltage is converted into heat and dissipated through the linear regulator. SMPS, on the other hand, regulates current through high-speed switches (such as MOSFETs) and efficiently converts electrical energy into the required output voltage at high frequencies (usually tens of kHz or even hundreds of kHz). This process reduces heat generation and improves conversion efficiency.

Taking the school network laptop charging cabinet as an example, SMPS can effectively convert 220V AC into low-voltage DC suitable for laptop charging, such as 24VDC. Efficient power conversion ensures that energy loss is minimized when charging multiple devices at the same time, and does not cause device overheating or inefficient charging.

Significant reduction in energy loss

Due to the limitations of its working principle, linear power supplies usually generate a lot of heat in the process of regulating voltage, and the efficiency is often only 50%-60%. SMPS minimizes energy loss through high-frequency regulation and pulse width modulation technology (PWM), and the conversion efficiency can usually reach 80%-95%, depending on the design and application scenario of the device. The 24VDC SMPS produced by NVVV is often used in equipment such as 3D printers and embroidery machines, which have high requirements for continuous and stable power supply. The high efficiency of SMPS not only reduces energy waste, but also improves the working efficiency of the equipment.

In large-scale industrial applications, such as agricultural irrigation machines, the high efficiency of SMPS brings significant energy saving effects. Traditional power supplies will incur huge costs due to power waste during long-term operation, while NVVV's SMPS ensures that the irrigation system can operate efficiently through efficient power conversion, which not only extends the life of the equipment but also reduces energy costs.

Reduction in heat dissipation requirements

SMPS generates relatively less heat during energy conversion, which makes it excellent in many devices that need to run continuously for a long time. Taking 3D printers as an example, long-term operation usually causes excessive heat generation of traditional power supplies, affecting the stability and print quality of the printer. NVVV's SMPS, due to its high efficiency and low heat dissipation requirements, can effectively avoid equipment overheating problems and ensure long-term stable operation of the equipment.

Similarly, in the school network laptop charging cabinet, NVVV's SMPS can work continuously under high loads to charge multiple laptops while keeping the device temperature low, reducing the need for cooling systems and extending the service life of power supply equipment.

2. Why is the size and weight of SMPS smaller?

In modern electronic devices, the size and weight of the device directly affect its application flexibility and portability. Compared with traditional linear power supplies, SMPS usually has the advantages of small size and light weight due to its high-frequency working characteristics. So why can SMPS be small and light while maintaining high performance?

Miniaturization advantages brought by high-frequency conversion technology

One of the core advantages of SMPS is the high-frequency switching technology it uses. Traditional linear power supplies operate at lower frequencies (usually 50Hz or 60Hz), which means that it requires larger transformers and inductors to achieve voltage conversion. SMPS operates at higher frequencies, which greatly reduces the size of the transformers and inductors required. Therefore, SMPS is significantly reduced in size and weight while maintaining high efficiency.

Taking the embroidery machine as an example, NVVV's SMPS is compact in design and can be easily integrated into the machine without taking up too much space. This compact design not only improves the overall operational flexibility of the embroidery machine, but also reduces the weight of the equipment, allowing the machine to move and work more efficiently.

Lightweight, easy to carry and install

SMPS is lighter than traditional power supplies, making it more suitable for equipment that needs to be moved or frequently installed. For example, agricultural irrigation equipment often needs to be moved in the field, and the lightweight design of SMPS greatly reduces the difficulty of operation and maintenance. NVVV's switching mode power supply integrates a 24VDC power module, which not only provides a stable power supply for the equipment, but also maintains the overall lightness and convenience of the equipment.

In addition, in the school network laptop charging cabinet, the lightweight SMPS not only reduces the complexity of installation, but also improves the mobility of the equipment. Teachers and administrators can easily move and reconfigure the charging cabinet without worrying about the inconvenience caused by overweight power supply equipment.

Flexibility of modular design

SMPS also has the advantage of modular design, which can flexibly configure the output voltage and current according to the needs of different devices. This flexibility is particularly important in multi-device power supply systems. For example, in a charging cabinet or 3D printer, SMPS can output different voltages and currents according to the needs of different devices without installing multiple different power modules. NVVV's SMPS products are flexible and can adapt to the power needs of various devices, simplifying the overall design of the device.

3. Why is SMPS more stable and safe?

The stability and safety of equipment operation are crucial to users, especially in scenarios with long-term operation and high load, the stability of the power supply directly affects the service life of the device. NVVV's SMPS has shown significant advantages in this regard, providing efficient voltage regulation and comprehensive safety protection mechanisms.

High-precision voltage regulation

SMPS uses pulse width modulation (PWM) technology to control the output voltage, which enables it to achieve high-precision voltage regulation and avoids the problem of voltage fluctuations of traditional power supplies under different loads. Taking the school network laptop charging cabinet as an example, charging multiple devices at the same time will cause the system load to change continuously. NVVV's SMPS can quickly adjust the output voltage according to the load changes, ensuring that each device can obtain a stable power supply and avoid charging failures caused by voltage fluctuations.

Voltage stability is particularly important for devices such as 3D printers and embroidery machines. These devices require high-precision operation during operation, and any power fluctuations may cause operational errors or equipment damage. NVVV's switched mode power supply ensures the stability of the equipment under different working conditions through precise voltage control, thereby improving production efficiency and product quality.

Multiple protection functions

Modern SMPSs have multiple protection functions, such as overvoltage protection, overcurrent protection, short circuit protection, and overheating protection. These functions ensure that the equipment will not be damaged by excessive current or voltage under abnormal conditions. Taking the agricultural irrigation system as an example, NVVV's SMPS can automatically cut off the power supply when the voltage is too high or the equipment is short-circuited, avoiding equipment burnout or other dangerous situations.

At the same time, SMPS can quickly take protective measures in the event of a fault to ensure the safety of the equipment and users. Compared with traditional linear power supplies, SMPS is more agile in terms of reaction speed and fault handling. For example, during the operation of an embroidery machine, if there is a current overload or short circuit, NVVV's SMPS can protect the system in time and automatically resume operation after the fault is eliminated, reducing downtime.

Automatic recovery function

NVVV's SMPS has an automatic recovery function. When the system stops due to a power grid failure or power anomaly, the SMPS can automatically resume operation after the problem is resolved. For example, in an agricultural irrigation system, when the system stops working due to a power outage or power fluctuation, the SMPS can quickly start after the power is restored to ensure that the system continues to operate normally without affecting the irrigation process of crops. This automatic recovery function not only improves the reliability of the equipment, but also reduces the workload of maintenance personnel.

4. What are the wide application scenarios of SMPS?

Thanks to its high efficiency, compact design and stability, SMPS has been widely used in many application scenarios. NVVV's SMPS products have demonstrated excellent performance in a variety of different devices, especially in scenarios such as school network laptop charging cabinets, watering machines, 3D printers and embroidery machines, where the advantages of SMPS are particularly prominent.

School network laptop charging cabinet

School network laptop charging cabinets usually need to charge a large number of devices at the same time. Traditional power supplies are prone to energy waste and power instability when handling multiple device loads. NVVV's SMPS provides stable power output for each laptop through efficient power conversion, and can adjust the output in real time according to load changes, avoiding system instability caused by excessive load.

3D Printer

3D printers require continuous and stable power supply during long-term operation. NVVV's SMPS ensures that the 3D printer will not suffer from reduced print quality or task interruption due to voltage fluctuations during the printing process through efficient power conversion and stable voltage output. Its efficient power conversion enables the 3D printer to run for a long time without generating excessive heat or energy waste.

Embroidery Machine

Embroidery machines require high precision and long-term operation in industrial production, and the stability of power supply is crucial to ensure production quality. NVVV's SMPS can provide continuous and efficient power support for embroidery machines, ensuring that the equipment will not affect the production process due to power problems when running at high speed. Its high-precision voltage regulation function can also ensure the stable operation of embroidery machines under different loads, improving product production efficiency and quality.

Agricultural irrigation machine

Agricultural irrigation equipment usually needs to run in the field for a long time. NVVV's SMPS ensures that the irrigation system can work stably by providing a stable 24vdc power supply. Its efficient energy conversion and automatic recovery function enable the irrigation machine to continue to operate even in a complex external environment, ensuring that crops are adequately irrigated.

Conclusion

The switching power supply (SMPS) has become the preferred power supply solution for many modern devices due to its advantages of high efficiency, compactness, stability and safety. NVVV's SMPS products have performed well in application scenarios such as school network laptop charging cabinets, 3D printers, embroidery machines and agricultural irrigation machines. Whether in terms of energy conversion efficiency, equipment stability, or saving space and weight, SMPS provides users with better power supply options. By using NVVV's SMPS reasonably, the overall performance and user experience of the equipment will be significantly improved.

 

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