What is the reason why the gear insulation pump is difficult to start?

What is the difficulty in starting the gear insulation pump? 1. Before the gear insulation pump starts, the pump is not filled with the medium or the pump is not started for a long time. The method is: the pump is sucked into the room and filled with the medium, and the pum

New flow battery or standard power grid facilities

American researchers recently reported in the American Chemical Society·Energy Communication magazine that they have developed a new type of flow battery that can store electric energy by dissolving organic molecules in neutral pH water. This resul

Keel ceiling what material good main keel installation method

In recent years, ceiling ceilings have become more and more widely used. They have now been used in home renovations, shopping malls, and offices. The role of the ceiling of the keel is to carry the full weight of the ceiling, so as to build the foundation for the ceiling decoration. The k

Non-polluted agricultural products can be applied to these fertilizers

In the production process of pollution-free agricultural products, it is necessary to optimize the formula fertilization technology, mainly organic fertilizer, to maintain or increase fertility and soil biological activity. All fertilizers, especially nitrogen-rich fertilizers, should not

How is plastic modification effective?

In many occasions, the material is required to have flame retardancy. The more common occasions are electronic appliances, and the automotive industry also has flame retardant requirements, but generally lower. Flame retardancy can be achieved by the addition of a flame retardant. Most

Apple is constantly refining fuel cell technology

The U.S. Patent and Trademark Office issued a patent application from Apple. Apple's invention disclosed that it further improved the previous invention related to fuel cell technology. In general, fuel cells and their associated fuels can potenti

LED display grayscale and gray principle

Grayscale is the degree of lightness that a color can have from light to dark. Grayscale is the deciding factor in displaying the number of colors for the use of data-based display technology. In general, the higher the gray level, the richer the displayed color, the finer the picture, and the