Huizhou (HK) Yingyuan Technology
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Charging time is a major consideration for consumers and businesses when evaluating the purchase of electric vehicles (EVs). In order to shorten charging time, the industry is turning to using DC charging stations (DCFCs). DCFC bypasses the onboard charger of electric vehicles and directly provides higher power to the battery, greatly reducing charging time.In order to achieve faster charging speed, adapt to higher voltage of electric vehicle batteries, and improve overall energy efficiency, DCFCs must operate at higher voltage and power levels. This poses a challenge for OEMs, as they must design an architecture that can optimize efficiency without compromising reliability and security.DCFC integrates multiple devices, including those used for auxiliary power supply, sensing, power management, connection, and communication. In addition, in order to meet the constantly evolving charging needs of various electric vehicles, flexible manufacturing methods must be adopted, which also make...
2024
In recent years, with the popularity of mobile devices and the continuous growth of functional requirements, traditional HDMI and USB interfaces have gradually exposed some inconveniences. To address these issues, the Type-C interface has emerged. Its emergence not only makes connection more convenient, but also brings many new functions and features. Next, we will compare the Type-C interface with HDMI and USB interfaces one by one.1.Comparison between Type-C interface and HDMI interface Higher data transmission speedCurrently, the popular HDMI interface on the market usually adopts the HDMI 2.0 standard, supporting a maximum data transmission speed of 18 Gbps. The Type-C interface supports protocols such as USB 3.1 Gen 2 and Thunderbolt 3, achieving a data transfer speed of up to 40 Gbps, providing a better video and audio transfer experience.Smaller physical interface shapeThe Type-C interface adopts a unified inverted design, which can achieve forward and reverse insertion, and...
In order to avoid high fines for violating new EU rules, Apple abandoned the Lightning interface that was born in 2012 and changed the charging interface of all iPhone 15 series to Type-C interface. For a while, many fruit fans were a bit uncomfortable, and how to purchase new charging heads and data cables became a new problem.In fact, the Type-C interface only unifies the shape of the interface, which still includes many concepts such as USB4, Thunderbolt, Thunderbolt, and fully functional C-ports. The charging cables on the market also use the Type-C interface, with prices ranging from a few yuan to several hundred to thousands. So how do you choose the right charging cable for your iPhone? What are the differences between Apple original cables, Android official cables, and third-party brand cables?Kinri Energy has specially prepared original fast charging kits from Apple, Huawei, Xiaomi, OPPO, and vivo, as well as charging cables from well-known third-party brands such as Green...
The switch power supply circuit is mainly composed of fuses, thermistors, mutual inductance filters, bridge rectifier circuits, filtering capacitors, switch oscillator integrated circuits, switch transformers, optocouplers, three terminal regulators, etc. To design a high-performance switching power supply, it is necessary to understand and understand the types and main functions of various components in the switching power supply. The types and main functions of common components in switch mode power supplies are as follows:Resistor1. Sampling resistor - a sampling circuit that forms the output voltage and sends the sampling voltage to the feedback circuit.2. Equalizing resistance - plays a voltage balancing role in the symmetrical DC input circuit of a switching power supply, also known as balancing resistance.3. Divider resistor - forms a resistive voltage divider.4. Discharge resistor - When power is cut off, it can discharge the charge stored in the capacitor of the electromagnet...
Remote Power Manager (Reachctrl Power), also known as Intelligent PDU, IP Power, Intelligent Power, and Rack mounted Power Distribution Unit, combines power distribution and management functions. Intelligent PDU can monitor parameters such as power supply voltage, power supply voltage frequency, and output current of each channel, as well as achieve remote control, centralized management, automatic cycle control, safety management, reliability management, etc. It is a good helper for power management.Detailed introductionThe Remote Power Manager introduces novel communication methods such as Ethernet and voice services, and adds intelligent management control modules and control chips that traditional PDU and PCU devices cannot provide, forming a power distribution unit that can be remotely controlled and planned for management. With the continuous development of the remote power manager industry, more and more enterprises and industries are using remote power managers, and some enter...