Automotive Electronics Weekly Issue 4: How to Recharge Electric Vehicles

market

1, the performance of the super Audi A6, Acura price cut 200,000 still no one to buy as one of the Japanese three Musketeers, Yangko in China is really not the same, last year's annual sales of 9,000 or so, less than a fraction of the public, in the domestic second line The luxury cars are not counted, and they have been stunned by Lexus.

2, Na Zhijie's new excellent 6 SUV declaration map, the threshold may reduce our acquisition of a set of Na Zhijie's new excellent 6 SUV report from the network. The new car has been adjusted in terms of appearance and interior. The power will be added with a 1.6T turbocharged engine from PSA. The current model is equipped with 1.8T and 2.0T engines, and the new 1.6T new 6 SUV prices will be lower.

3, shared car kill: only 7 blocks per hour nowadays, shared bicycles are gradually popular, the shared economy concept solves the last mile of urban traffic. But for long distances, sharing bicycles is still not convenient enough. Recently, the "My Nanjing" service app has launched a "shared car" type service that solves the problem of long-term problems.

4. Joint venture SUVs have been squeezed into the hot list, which is better than domestic production? The market for carcass of many joint venture car companies has just begun. For example, the three big models of the big brother SAIC Volkswagen have come to a combination boxing layout, and they have the ambition to regain the market. The Japanese brand still uses the boutique strategy to steadily and steadily. Brother model "strategy occupies more market segments

5, Honda once again worried, the new "CR-V" only sold 80,000 Honda's model debut, making the SUV market, which has gradually cooled down, once again in crisis, it is the Honda WR-V, a small SUV, look The appearance is simply a reduced version of CR-V, and its pricing is as low as 80,000.

New product

1. Toyota Toyota's zero-emission hydrogen fuel cell vehicle Toyota said that under certain driving conditions, that is, when the fixed speed control is used to drive the throttle to the end, the voltage output from the fuel cell boost converter may exceed Maximum value.

2. The new Dongfeng Guangben Civic is equipped with a 1.0T turbocharged engine . Honda Technology Co., Ltd., represented by the engine black technology, has just been a domestically produced new Civic 1.0T turbocharged engine. It is definitely a small displacement turbine. The miraculous representative made it.

3, Toyota, Nissan push small SUV staged Japanese three-nation kill can dominate in the Japanese, its two hot small SUV Binzhi, XR-V can be said to be a lot of credit, and Toyota, Nissan in the small SUV segment For the time being, it is blank. In fact, Toyota's SUV system is even bigger, but it is more medium-sized and medium-sized. Its high price is in the face of the new era of luxury brands such as Porsche, which is favored by the Chinese people, and the rise of domestic independent brands. More bleak.

4, Mercedes-Benz AMG department or the pure electric performance model Mercedes-Benz R & D head Ola Kallenius recently revealed in an interview with foreign media, Mercedes-Benz does not rule out the possibility of the electric version of the AMG model, or will launch the AMG version of the EQ sub-brand.

5, BMW Brilliance X1 hybrid version will be listed a few days ago, we learned from relevant channels, the BMW X1 plug-in hybrid version produced by BMW Brilliance will be launched in the first quarter, with an estimated price of 400,000. The power is equipped with a 1.5T+ motor unit and the overall fuel consumption per 100 kilometers is only 1.8L.

Design technology

1, car night vision system classification and principle car night vision system, the use of infrared technology can make the darkness as white, so that the driver can see farther and clearer in the night. The structure of the night vision system consists of two parts: one is an infrared camera and the other is a light display system on the windshield.

2, talk about electric vehicle charging system electric vehicle charging has always been recognized as a problem, today introduce the electric car charging system, so that everyone has a general understanding.

3, wireless power company and Nissan cooperation electric vehicle wireless charging technology Wireless power company (WiTricity) is working with Nissan to promote the application of electric vehicle wireless charging system. Both companies have joined SAE InternaTIonal J2954 standardization work and are committed to wireless power transfer (WPT).

4. What is the preheating principle of electric vehicle battery? Regarding the principle of battery preheating, the technology used by each manufacturer is different. Some are installed with heaters around the battery, and some are heated by heating the battery coolant, but the targets are the same, so that the battery is in normal operation. temperature.

5. How to choose automatic and manual gear? Must be on automatic? First look at the difference between the two: manual transmission, also known as manual gear, that is, the shift lever can be used to change the gear meshing device in the transmission, and the gear ratio can be changed to achieve the purpose of shifting. Automatic transmission, as the name implies, does not require the driver to manually shift gears, the vehicle will automatically select the appropriate gear according to the speed of travel and traffic conditions.

Development materials

1, the use of car electronic dog and common problems

2, Ling speed electronic dog upgrade steps illustrated

3, car body electrical system _ central door lock and anti-theft system

4, automotive products EMC rectification case technical journal

5. Research on electronic control system of automobile electro-hydraulic power steering

6, the car full vehicle circuit identification method simple courseware

7. Internal resistance characteristics and SOC real-time estimation of variable current discharge in electric vehicle power battery

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