Solar lantern development and future trends

Solar lantern evolutionary history
The invention and development of solar lamps is a gradual evolutionary process, which is closely related to the development of solar photovoltaic technology. Here is an overview of the invention and development of solar lanterns:

1、Discovery of the photovoltaic effect: The core of the solar lamp is the solar cell, and its basis is the photovoltaic effect. In 1839, the France scientist E. Becquerel discovered the photogenerated volt effect of liquids, which is the origin of solar cell technology.

2、Early development of solar cells: In 1954, scientists at United States Bell Labs made a practical monocrystalline silicon solar cell. China began researching solar cells in 1958 and successfully applied photovoltaic cells to the Dongfanghong 2 satellite in 1971.

3、The beginning of solar street lights: In the early 70s of the 20th century, solar cells began to be used for navigation lights. One of the early studies on solar street lamps in China is Huang Yixin's "Solar Street Lights", which gives a structural diagram of solar street lights.

4、Cost reduction and market application: After the 90s, the cost of solar cells decreased, and began to develop in the industrial field and rural electrification applications. After the successful research and development of solar street lights, the market application has been steadily expanded, and the national and local governments have begun to formulate photovoltaic plans.

5、Technological progress: Monocrystalline silicon or polycrystalline silicon solar modules are usually used for solar cell modules in solar street lighting systems. The use of LED light sources improves lighting efficiency and reduces energy consumption.

6、Nobel Prize recognition: In 2014, the Nobel Prize in Physics was awarded to the scientist who invented an energy-efficient white light source, including the invention of the blue LED, which can be used in conjunction with solar cells, opening up new possibilities for solar lighting.

7、Continuous development: The design and optimization of the solar street lighting system has been in progress to adapt to different climatic and geographical conditions, ensuring that it can work even in rainy weather.

To sum up, the invention of solar lanterns is a long-term process of technology accumulation and innovation, involving photovoltaic technology, LED technology and the promotion of related policies. With the advancement of technology and the reduction of costs, the application range and market potential of solar lamps as a clean and renewable lighting solution are expanding.

The development and necessity of solar lanterns
As a clean energy lighting method, the development and necessity of solar lamps are mainly reflected in the following aspects:

1、Environmental protection and energy saving: solar lamps use solar energy to generate electricity, no need to consume traditional energy, no pollution, no noise, no radiation, is a green and environmentally friendly lighting method.

2、Easy installation and maintenance: Solar lamps do not require complex wiring when installed, the maintenance cost is low, and because they are low-voltage products, the operation is safe and reliable.

3、Economical and practical: solar lamps are a one-time investment, long-term benefits, no need to pay electricity bills, and low maintenance costs, can save users a lot of electricity and maintenance costs.

4、Mature technology: After years of development, the manufacturing technology of solar lamps and lanterns has been basically mature, the large-scale application of products, and the technological progress in various fields such as solar modules, controllers, batteries, and LED light sources has been remarkable.

5、Wide application: Solar lamps and lanterns can be widely used in non-main road lighting in parks, urban suburbs, new rural areas and other areas, especially suitable for solving the problem of road lighting in non-electric areas.

6、Policy support: With the global emphasis on renewable energy, many countries have issued corresponding policies to support the development of the solar power generation industry, promoting the application and popularization of solar lamps.

7、Market potential: According to statistics, the market size of the solar street lamp industry in various countries in 2018 was 4.873 billion yuan, a year-on-year increase of 3%, showing good market development potential.

8、Innovative technology: The technology of solar luminaires is constantly innovating, such as the use of LED light sources, which improves lighting efficiency while reducing energy consumption.

9、Solving the problem of lighting in areas without electricity: Solar lamps provide low-cost and sustainable lighting needs for underdeveloped and non-electric areas, which is of great social significance.

10、Future development: With the advancement of technology and the reduction of costs, it is expected that solar lamps will occupy a more important position in the future power supply and become an important part of the power supply.

To sum up, the development of solar lamps is not only in line with the global trend of environmental protection and energy saving, but also has a wide range of application prospects and market potential, which is an important development direction in the field of lighting.

How to look at solar lanterns in the future
The future view of solar lanterns can be considered from the following perspectives:

1、Technological advancements: Solar light technology is expected to continue to advance, including more efficient solar panels, more advanced LED light sources, and smarter energy management systems.

2、Cost-effective: With the expansion of production scale and the improvement of manufacturing technology, the cost of solar lanterns is expected to further decrease, making them more affordable and more widely accepted.

3、Environmentally friendly: As a clean energy source, solar lanterns will continue to be favored by environmentally conscious consumers and policymakers.

4、Energy security: Solar lights provide an energy-independent solution that helps reduce dependence on fossil fuels and improve energy security.

5、Increasing Popularity: As people become more aware of the benefits of solar lamps, solar lamps are expected to be more widely used in residential, commercial, and public lighting sectors.

6、Smart lighting systems: Solar lamps may be combined with Internet of Things (IoT) technology to form a smart lighting system that enables functions such as remote control, automatic dimming, and fault detection.

7、Innovative applications: Solar lights may play a role in new application scenarios, such as agricultural lighting, outdoor advertising, traffic lights, etc.

8、Community and rural development: In remote areas and developing countries, solar lanterns can be a key tool to improve living conditions and drive economic development.

9、Energy storage solutions: As energy storage technology develops, solar light systems may integrate more advanced energy storage solutions to improve their performance in sunless conditions.

10、Design innovation: The design of solar lights may be more diverse and aesthetically pleasing to suit different aesthetic and functional needs.

11、Education and training: With the popularity of solar lanterns, the demand for professionals in the installation, maintenance and design will increase, driving the development of related education and training.

12、Global Energy Transition: Solar lanterns are part of the global energy transition, helping to drive the shift from reliance on fossil fuels to the use of renewable energy.

13、Tackling climate change: As a low-carbon energy solution, solar lamps will play an important role in tackling climate change and achieving global emissions reduction targets.

In summary, the future development of solar lanterns is very promising, and it will continue to be an important tool to promote sustainable energy development, reduce environmental pollution and improve the quality of life. With the continuous maturity of technology, market and policy, solar lanterns are expected to be more widely used and promoted around the world.