As one of the main technical path of new energy cars, hydrogen fuel battery cars have been confirmed to make significant development in "National Innovation-Driven Development Strategy Compendium", "Made in China 2025", "Auto Industry Long-term Development Planning" and another important strategic program In accordance with the relevant plan, our country plans to have 2 million hydrogen fuel cell cars in 2030.

According to foreign media reports, as for many users, changing the smartphone has become an activity every year or every two years After changing a new phone, how do people deal with the old phone? Throw it away? This may be not a good idea.

Abstract: the paper introduces the RSR2 capacitor discharge stud welding machine The welding machine uses switch power to charge the capacitor by constant current, and cancels the charging current limiting resistor; Program controlled by single-chip microcomputer; Liquid crystal screen displays welding parameter and the actual data.

Smartphone users have already accustomed to charge the battery every night before going to bed, otherwise, the usage of the next day will surely be affected Because the lithium-ion batteries are unable to keep up with the growth of the smart phone on the screen size and performance, there are few flagship mobile phones that can stick to the frequent usage of more than one day.

"From 10th Five Year plan to 13th Five Year plan, new energy vehicle gradually got the fast development road The power battery system is increasing year by year, while energy cost is falling.

PrefaceThe new energy vehicles and downstream energy storage battery drive the growth in demand, global and lithium battery industry of China has achieved rapid growth in recent years According to the transmission network study and statistics, in 2016 the global and China lithium battery output value of 185 billion yuan and 118.

Apple's disassembly robots have proved that it can effectively avoid the artificial lithium battery being damaged, including puncture risk, which inspires the old power battery processing methodIs the world earth day on April 22, Apple announced several environmental protection measures, including using only recycling or renewable materials products target.

The secondary market batteries currently used mainly include the nickel metal hydride (Ni - MH) and lithium-ion (Li-ion) batteries Lithium-ion battery (LiB) and a liquid polymer lithium-ion batteries(LiP) have been into mass production.

Foreign media: China battery markets are gradually going around the worldBy 2020, China power (24400, 0.

On April 25th, the 15th Beijing Auto Show officially opened In the context of the current sales of new energy vehicles, the new energy elements of this year's auto show are very obvious.