washed coal

简明释义

洗煤

英英释义

例句

1.The power plant uses washed coal to reduce emissions and improve efficiency.

发电厂使用洗煤来减少排放并提高效率。

2.Using washed coal instead of raw coal can significantly lower sulfur content.

使用洗煤而不是原煤可以显著降低硫含量。

3.The factory's new system processes washed coal to ensure cleaner energy production.

工厂的新系统处理洗煤以确保更清洁的能源生产。

4.Investing in washed coal technology can lead to long-term cost savings.

投资于洗煤技术可以带来长期的成本节省。

5.Our research indicates that washed coal has a higher calorific value than unprocessed coal.

我们的研究表明，洗煤的热值高于未经处理的煤。

作文

The process of coal mining has evolved significantly over the years, and one of the key advancements in this field is the production of washed coal. 洗煤 refers to the method of removing impurities from raw coal, which ultimately enhances its quality and efficiency as a fuel source. This process plays a crucial role in the coal industry, as it helps to meet the increasing demand for cleaner energy sources while minimizing environmental impact.When coal is extracted from the earth, it often contains various impurities such as ash, sulfur, and moisture. These impurities can negatively affect the combustion properties of coal, leading to lower energy output and increased emissions when burned. Therefore, the washing process is essential to improve the overall quality of coal before it is utilized in power plants or other industrial applications.The washing of coal typically involves several steps. First, the raw coal is crushed into smaller pieces to facilitate the separation of impurities. Then, water is added to create a slurry, which allows the lighter impurities to float while the denser coal particles sink. This separation process can be enhanced by using various chemicals or additives that help to further isolate the coal from its impurities. Once the washing process is complete, the resulting product is known as washed coal, which has a significantly reduced ash content and improved calorific value compared to unwashed coal.The benefits of using washed coal are numerous. For one, it burns more efficiently, providing more energy per unit of weight. This means that power plants can generate more electricity using less fuel, which is particularly important in an era where energy efficiency is paramount. Additionally, washed coal produces fewer emissions of harmful pollutants such as sulfur dioxide and nitrogen oxides, making it a more environmentally friendly option compared to its unwashed counterpart.Furthermore, the use of washed coal can also have economic advantages. By improving the quality of coal, companies can sell their product at a higher price, which can increase profit margins. Moreover, as regulations regarding emissions become stricter, the demand for cleaner-burning fuels like washed coal is likely to rise, creating new market opportunities for coal producers who invest in washing technology.In conclusion, washed coal represents a significant advancement in the coal industry, providing numerous benefits in terms of energy efficiency, environmental impact, and economic viability. As the world continues to seek cleaner energy solutions, the importance of washed coal will only grow. Embracing this technology not only helps to meet energy demands but also contributes to a more sustainable future for our planet.