What are the benefits of electric lights to people?
1. Fix the light source. Provide an electrical connection to the light source to allow the current to flow safely through the light source. For gas discharge lamps, lamps and lanterns usually provide a place to install ballasts, power factor compensation capacitors and electronic triggers.
2. Bright, high-quality electric lights have many advantages. Adults can do more things at home at night, while students can study longer every day. Candles, kerosene lamps and butter lamps, in addition to dim and smoking, are also easy to be knocked over, bringing major fire hazards.
3. Electric lamp is an electric lamp invented by Edison, which has a very progressive significance, which makes human beings get light in the dark. Electricity is a very clean and efficient source of energy.
4. The electric light brings us light. In the dark night, if there is no electric light, we can’t see anything and can’t work or live. Now human beings are basically electrified and electric lights are used.
5. convenient source of light, convenient for learning, greatly improve people’s general cognitive level, and play a role in many places where candles and oil lamps are not suitable for use without burning oxygen. Therefore, the confined space can be illuminated, and finally, to some extent, it promotes the development of industry.
6. In addition to vacuum, light bulbs filled with nitrogen and inert gas can be used (nitrogen will not react with tungsten filament). But the basic principle is the same. All kinds of electric lights brighten the world, turning night into day, expanding the scope of human activities and winning more time to create wealth for society.
What are the functions of electric lights?
1. After carefully analyzing the gas lamp and arc lamp at that time in the process of development, Edison decided to look for a heat-resistant material. The electric current burns it to a white-hot degree and gives off a hot light without breaking or melting.
2. Fix the light source. Provide an electrical connection to the light source to allow the current to flow safely through the light source. For gas discharge lamps, lamps and lanterns usually provide a place to install ballasts, power factor compensation capacitors and electronic triggers.
3. Without electric lights, we can’t see anything, so we can’t work or live. Now human beings are basically electrified and electric lights are used. In the past few decades, lighting was not popular, especially in rural areas, using kerosene lamps for lighting, which is not safe and not clean, so electric lights are a clean and civilized light source.
What are the uses and functions of indoor lighting?
1. The decorative lamps and lanterns are composed of decorative components and lighting sources. In addition to properly considering the requirements of lighting efficiency and preventing glare, the decorative lamps and lanterns are mainly beautiful in shape to meet the needs of architectural art. The function of functional lamps is to redistribute the luminous flux of the light source, improve the utilization efficiency of light and avoid glare, and create a suitable light environment.
2. Indoor lamps and lanterns are common to everyone, such as stage lamp, ceiling lamp, chandelier, wall lamp, bedside lamp, floor lamp, table lamp and so on. Although they can all play the role of lighting, they actually have their own special functions. Outdoor lights have street lamps, which are generally placed on the side of the road, providing a lot of convenience for pedestrians.
3. The chandelier is suitable for living room lighting. There are many forms of chandelier, including conical cover lantern, pointed flat cover lantern, waist cover lantern, five-flower ball chandelier, magnolia cover lantern, olive chandelier and so on. The ceiling lamp is suitable for lighting in living room, bedroom, kitchen, bathroom and so on.
4. Scope of application: home restaurant, bedroom. Metal halogen lamp (tungsten halogen lamp) metal halogen lamp is actually a kind of incandescent lamp, with a life span of 3000 to 4000 hours, not more than 6000 hours.
5. Characteristics and uses of common lighting sources the biggest defect of incandescent lamps is their short life, which generally lasts between 3000 and 4000 hours, while some poor quality incandescent lamps can only be used for 1500 hours. Incandescent lamp in the home is often used in the dining room, dormitory and other spaces, making the face look more comfortable.
What are the main functions of lighting fixtures
1. The decorative lamps and lanterns are composed of decorative components and lighting sources. In addition to properly considering the requirements of lighting efficiency and preventing glare, the decorative lamps and lanterns are mainly beautiful in shape to meet the needs of architectural art. The function of functional lamps is to redistribute the luminous flux of the light source, improve the utilization efficiency of light and avoid glare, and create a suitable light environment.
2. The most important use of indoor lighting is to play a lighting effect, its function is to emit light, and it can achieve a certain brightness at night. For example, our ordinary family decoration, will certainly choose normal indoor lighting, this is an indispensable choice for decoration.
3, like the floor lamp, the wall lamp all plays the auxiliary role, decorates the family, sometimes in order to avoid the strong light dazzling at night will also choose to turn on the floor lamp. Led lamp is the best choice for green, healthy and energy saving.
Description of the characteristics and functions of lamps
The characteristics of the lamp are: full of fashion and elegant temperament. Return to simplicity and advocate nature. Colorful, warm and elegant. Pay attention to energy saving, economical and practical. A variety of combination forms, complete functions. The function of lamp: lighting function: this is the main function of lighting lamps and lanterns, and it is also the original intention that it was invented.
Lamp description composition 1 in our daily life, there are many inventions, these inventions contain the wisdom of our predecessors, such as telephone, computer, printing and so on. Among them, I think the most practical and great is the electric lamp invented by the “king of invention” Edison.
I love my little desk lamp, its bright and soft light has always accompanied me, accompanied me to work hard, and accompanied me to grow. What can bring you warmth and sense of security in the dark at night? That’s the light. Lights are everywhere, from street lamps to electric lights at home, and their function is to bring a bright world.
On my desk, there is a lovely little lamp, which my mother bought from Da Runfa. The small table lamp is made of plastic, the whole body is pink, it looks particularly tender.
