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An incandescent light-emitting principle: we all know, the incandescent lamp is important inventions of Edison, this important invention of humans breaking away from the darkness and usher in a bright, but the incandescent too much power, it is probably less than a tenth of an energy only to become light, the other is thermal white wasted so people are seeking ways to use the new light source to replace incandescent lamps. energy-saving lamps came into being because of its The words cheap and good production, so a large number of applications, the trend of gradually replacing the incandescent.
Energy-saving lamps, underwater led lights emitting principle: the polarization of the energy-saving lamps is ordinary tungsten wire tungsten powered heating can emit electronic on both sides of the tube with high voltage, the formation of the electric field, these electrons will be accelerated inside the tube, forming a certain speed and energy of the electron flow tube is drawn into the vacuum, which is filled with mercury, that is what we call mercury. In the case of the lamp power heating, the mercury from the liquid evaporation becomes gaseous mercury atoms to form a free state. Playing on th e mercury atoms of electrons in the electron flow at a certain speed, so that the mercury atoms are excited into the excited state ions. Called the step, the excited state of mercury over a very short period of time down to original state, while the release of ultraviolet light, ultraviolet light can not be used for lighting, and so we in the inner wall of the tube coated with a fluorescent material, the bombardment of ultraviolet light, fluorescent substances are excited, you can send a more natural light can be used for our lighting. Market more energy-saving lamp, an ordinary lamp, and gradually to the mainstream of the three primary colors have the advantages of energy saving lamps, and incandescent bulbs. The difference is the color of the ordinary lamp is low, while the tricolor tube showing the color of natural sunlight and the color and light efficiency is better than an ordinary lamp. From the above we can know, in the energy-saving lamps, mercury plays an intermedi ary role, there is no mercury in energy-saving lamps will not light. Mercury in each lamp.
According to the investigation: a diameter of 36 mm coarse-diameter fluorescent lamp mercury content in small diameter fluorescent led lights for homes 25 to 45 mg, a diameter of 26 mm mercury content of 20 mg, a diameter of 10 mm The compact fluorescent lamp mercury content was 10 mg. Mercury is liquid at room temperature, is an easy flow of silver-white liquid metal. The existence of mercury in fluorescent tubes as a gas discharge medium, not only enhances the effect of light, and the type of light source. Therefore, the current energy-saving light source containing mercury. Low boiling point of mercury can evaporate at room temperature, discarded fluorescent tubes broken immediately after the distribution of mercury vapor into the surrounding instantaneous mercury concentration in ambient air can reach 10 to 20 milligrams per cubic meter prescribed by the State mercury The maximum allowable concentration in air is 0.01 mg per cubic meter. It can also be with the air flow. Once inside the body of mercury exceeds a certain threshold, it will damage the central nervous system, causing great harm to the body. Mercury enters the body is difficult to be excluded.
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