In 1941, the famous science fiction writer Isaac Asimov published a short story "Reason." This is a warning story about robots and artificial intelligence. Its peculiar background setting is still being talked about today. It is a space station that can collect solar energy and transfer energy to planets through microwaves. An orbital solar f...

   The lightweight structure of electric vehicles (EV) is a key factor to help extend the cruising range, which is a necessary condition for accelerating the popularization of electric vehicles. A specific weight reduction object is the battery box used to place the battery. So far, the requirement to support the weight of the battery while protecting the ba...

   Solar central air conditioning brief introduction   the so-called solar absorption refrigeration is to use the solar collector to provide the heat medium water required by the generator for the absorption refrigerator.    the higher the temperature of the heat medium water, the higher the coefficient of performance (also known as cop)...