The logic behind the wireless charging technology applied by the German WIFERION, which was acquired by Tesla, in the modified Model 3 is electromagnetic induction wireless charging. At present, the modified Tesla Model 3 can achieve a maximum of 12KW wireless charging power, the fastest one hour to make up 80 kilometers, full may take about 6 hours.
First of all, Tesla's wireless charging technology uses the principle of electromagnetic induction. The technology transmits energy through special electromagnetic fields, allowing Tesla cars to autonomously stopCharge up. This technology is not only efficient, but can also greatly reduce charging time. Secondly, the wireless charging technology of Tesla cars also has the characteristics of intelligence.
The charging process of Tesla takes about 12 hours, but when using a home charger, the voltage may drop due to the peak load of the transformer, which affects the charging speed. To increase efficiency, it is recommended to install a special wall-mounted charger, which will reduce the charging time to about 9 hours. The optional dual built-in charger can further shorten the charging cycle, and it only takes about 4 hours to full charge.
Wireless charger refers to the use of traditional chargingThe power cord is connected to the charger on the terminal device that needs to be charged, using the latest wireless charging technology, wireless charging technology received 20 patents in 2007, multiple devices can use a charging base station, and wired charging of mobile phones, MP3 players, power tools and other power adapters will no longer exist.
The Qi wireless charging standard is the most widely adopted technology on the market today. It is based on the principle of electromagnetic induction, converting electrical energy into a magnetic field, and then converting the magnetic field into electrical energy to charge the device. Although the technology is relatively mature and safe, there are certain concernsTherefore, users should avoid buying low-cost or inferior products when choosing wireless chargers. One of the main disadvantages of wireless charging is the relatively slow charging speed.
Tesla applied for one of the first patents. Unfortunately, research in this area was delayed by a century. The biggest obstacle is that transmission is inefficient and dangerous. Electromagnetic radiation is only suitable for transmitting information, not energy. Because radiation is not directional at all, energy would be wasted in useless space. The use of directed electromagnetic radiation, such as lasers, is envisaged, but it is not very workable and is extremely dangerous.
2. Open the browser, enter IP address: 19161 on the page, and press Enter to jump to the management page. AttentionIf the management page cannot be displayed after press enter, press the reset button for 15 seconds to reset it, and then open the browser again and enter the IP address.) After the management page appears, enter the management password, which is admin by default. After logging in, three modes are displayed: AP mode, trunk mode, and routing mode.
3, ensure that the router is in the dual-frequency band working state (dual-frequency is 4G, 5G Hertz state), mode: 11bng ixed band bandwidth 40MHz, then open the mobile phone WIFI setting, and then press the menu key, touch the menu key, go to "Advanced" → "WLAN bandHere you can choose → Automatic → or only 4G Hertz → or only 5G Hertz band.
2, wireless charging is also called inductionCharging, non-contact inductive charging, derived from wireless power transmission technology, is the use of near-field induction, that is, inductive coupling, by the power supply device (charger) to transmit energy to the power device, the device uses the received energy to charge the battery, and at the same time for its own operation.
3, the principle of wireless charging is mainly electromagnetic induction and wireless electromagnetic wave technology. The principle of electromagnetic induction is the basis of wireless charging. Electromagnetic induction occurs when a magnetic field is generated between a charger and a mobile device. The alternating current generated at the charger end will form eddy currents in the magnetic field, while moving the device endThe receiving coil will sense this eddy current. In this way, power is transferred from the charger to the mobile device.
4, the basic principle of wireless charging is to convert the current into a magnetic field, and the magnetic field is transmitted through the air and converted into a current to be transmitted to the intelligent terminal. When the system works, the input end converts the AC mains into direct current through the full bridge rectifier circuit, or uses the 24V direct current end to supply power to the system directly. After passing through the power management module, the output direct current is converted into high-frequency alternating current through the 2M active crystal oscillator inverter to supply the primary winding.
5, the use of electromagnetic induction principle for charging equipment, the principle andThe transformer is similar, by setting the coil at the transmitting end and the receiving end, the transmitting end coil sends an electromagnetic signal out under the action of power, and the receiving end coil receives the electromagnetic signal and converts the electromagnetic signal into current, so as to achieve the purpose of wireless charging.
1, the system version is ColorOS2, oppoace2 can be wireless charging, but it needs to be matched with oppo's own wireless charging base, the phone supports up to 40w wireless charging, andSupport 10w wireless reverse charging.
2, oppoace2 can be wireless charging, but it needs to be combined with oppo's own wireless charging base, supporting 40w wireless charging, AirVOOC wireless flash charging, the official stressed that this may be the world's first commercial high-speed wireless charging scheme. Support 10w wireless reverse charging. The Ace2 has a 4000mAh battery capacity and can be fully charged in as little as 56 minutes.
3, OPPO Ace2 supports wireless charging with a maximum power of 40W, and a full charge takes only 56 minutes. Tips: To achieve wireless charging, youAirVOOC Wireless Flash Charger base needs to be purchased separately. Purchase details please see OPPO official website Oh ~AirVOOC charging board needs to connect 65W charging head and charging cable, in order to achieve the maximum 40W fast charge of OPPO Ace2. In hot weather, AirVOOC charging speed may be delayed.
4, OPPOAce2 support wireless charging. OPPOAce2 is a smartphone owned by OPPO that was released on April 13, 2020. OPPOAce2 is equipped with Snapdragon 865 processor, equipped with 48 megapixel quad-camera and supports 40WAirVOOC Wireless flash charge, 65W Super flash charge. OPPOAce2 adopts a 5-inch 90Hz refresh rate OLED flexible panel straight screen on the front, which is about 160 mm long, 74 mm wide, 6 mm thick and weighs about 185 grams.
5, Wireless charging protocols supported by Ace2 Ace2 wireless charging supports the WPC Qi protocol (up to Qi EPP 10W wireless charging). Note: This answer applies to the OPPO Ace2 model.
6, demo brand model: OPPOAce2; System: ColorOS11. At present, only oppo mobile phone oppoAce2 supports wireless charging, which supports 40w wireless flash charging and 65w wired fast charging. Released in April 2020, the phone features a 5-inch flexible panel with a straight screen and a back case available in silver, gray, and purple.