2024
Automotive/Transportation
AVL Racetech of Graz, Austria on October 11, 2023 announced proof of concept of their 430 HP 2-liter Hydrogen Internal Combustion Engine
While this is an extraordinary accomplishment, well deserving of international recognition, extending to the ordinary automotive sector raises the same issues as electric vehicles: lack of hydrogen refueling infrastructure and range anxiety.

The Battery Health Tester is an innovative device designed to provide quick, accurate, and cost-effective assessment of battery health. This portable, pocket-sized device is tailored for a wide range of users, including OEM workshops, local garages, R&D startups, and individual EV owners, addressing the significant lack of compact and affordable battery testing solutions in the market.
The observed birds gliding flight performance studies indicate that their aerodynamic drag is lower than expected for their flight regime [1], and the best “sailing” birds (condor, vulture, albatross, etc.), have black feathers, a quite unattractive matting attribute...
Also, birds contour feathers barbs and barbules are covered by a nano- scale smooth layer of beta keratin,
The BrushVac Fusion is a mains-powered handheld vacuum cleaner designed for thorough cleaning.
Compact Design: The BrushVac Fusion is small and easy to transport.
Power Source: It runs on a batteries.
Brushroll: Includes a belt-driven brushroll for efficient dirt removal from carpets and upholstery. The vacuum uses a bagless system, which simplifies maintenance.
Now, when Waymo and other companies has shown that autonomous cars can offer lower cost door-to-door passenger transportation, it is time to produce the best autonomous car for this purpose. Cities all over the world have problems with traffic congestions and pollution, mainly because of too many cars on the streets.
The purpose of a carry-on baggage "verifier" would solve the common action of oversized and overweight baggage being brought on board, taking up precious space that could be utilized by all passengers. It would also allow air carriers to collect the fees of baggage that would normally be checked in at the counter.
When more and more battery electric commercial vehicles are out on the road, the problem will increase to find an available charging station. It only takes some minutes to re-fuel a diesel vehicle while charging of a battery electric vehicle can take one hour.
Eliminating automotive CO2 would benefit present day efforts to clean up the air. Automotive exhaust is a challenging subject regarding elimination of all emissions. Presently CO2 is a concern, contribuiting to global warming. This problematic gas is not presently processed on board the vehicle, although it is possible.
In today's world, we find many issues and requirements at many places during our travel from Source to Destination. However, we would like to see continuous improvements in those places. Many of the times, it is not an individual problem, but it belongs to the entire society. For example, Slippery Road, Mud Road, Uneven Hump, Pothole, Water Overflow, Mist,
Electric vehicles are rapidly increasing in the global market. Most electric vehicles have adopted a reducer, which is a double reduction gear set. Although the traction motor of an electric vehicle has a wide rotational speed range, the reducer has the disadvantages of lowering the efficiency of the motor operating region and limiting the maximum vehicle speed.
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