slack coal

简明释义

粉煤

英英释义

例句

1.During the winter months, the demand for slack coal increases significantly.

在冬季，散煤的需求显著增加。

2.We need to order more slack coal to meet the heating requirements of our customers.

我们需要订购更多的散煤以满足客户的供暖需求。

3.The power plant relies heavily on slack coal for its energy production.

这座发电厂在能源生产中严重依赖散煤。

4.The price of slack coal has risen due to supply chain disruptions.

由于供应链中断，散煤的价格上涨了。

5.Workers at the mine are extracting slack coal to fulfill the contract.

矿井的工人正在开采散煤以履行合同。

作文

In the world of energy production, various types of coal are utilized for different purposes. One such type is slack coal, which refers to a fine, powdery form of coal that is produced during the mining and processing of larger coal pieces. This particular type of coal has unique characteristics that make it suitable for specific applications, especially in industrial settings. Understanding slack coal is crucial for industries that rely on coal as a primary energy source.Firstly, it is essential to recognize the composition of slack coal. Unlike larger lumps of coal, slack coal consists of smaller particles, which can vary in size but generally fall below a certain diameter. This fineness allows it to burn more quickly and efficiently than larger coal pieces. As a result, slack coal is often used in applications where rapid combustion is needed, such as in steam engines and industrial boilers.The use of slack coal extends beyond just burning; it is also employed in the production of coke, which is a vital component in steel manufacturing. The fine particles of slack coal can be agglomerated to form larger pieces of coke, which are then used in blast furnaces. This process not only maximizes the utility of coal but also minimizes waste, making it an environmentally friendly choice in the manufacturing sector.Moreover, slack coal plays a significant role in the power generation industry. Many power plants utilize this type of coal due to its high calorific value and lower ash content compared to other coal types. The efficiency of slack coal in generating heat makes it an attractive option for electricity generation, particularly in countries that have abundant coal reserves.However, the use of slack coal is not without its challenges. The fine nature of this coal makes it susceptible to dust formation, which can pose health risks to workers if proper safety measures are not implemented. Additionally, the handling and transportation of slack coal require specialized equipment to prevent spillage and ensure safety in operations.In conclusion, slack coal is a valuable resource in the energy and manufacturing sectors, with its unique properties offering numerous advantages. By understanding the characteristics and applications of slack coal, industries can optimize their processes and contribute to a more sustainable future. As we continue to explore alternative energy sources, the efficient use of all forms of coal, including slack coal, will remain an important topic in the quest for energy sustainability.

在能源生产的世界中，各种类型的煤炭被用于不同的目的。其中一种类型是细煤，指的是在开采和加工较大煤块时产生的一种细粉状煤。这种特定类型的煤具有独特的特性，使其适合于特定的应用，特别是在工业环境中。理解细煤对于依赖煤作为主要能源来源的行业至关重要。首先，必须认识到细煤的组成。与较大的煤块不同，细煤由较小的颗粒组成，这些颗粒的大小可能有所不同，但通常低于某个直径。这种细度使其比较大的煤块燃烧得更快且更高效。因此，细煤通常用于需要快速燃烧的应用中，例如蒸汽机和工业锅炉。细煤的使用不仅限于燃烧；它还用于焦炭的生产，焦炭是钢铁制造中的重要组成部分。细煤颗粒可以聚集成较大的焦炭块，然后用于高炉。这一过程不仅最大化了煤的利用，还最小化了废物，使其成为制造业中环保的选择。此外，细煤在发电行业中也发挥着重要作用。许多电厂由于其高热值和低灰分含量，利用这种类型的煤。细煤在产生热量方面的效率使其成为电力生成的一个有吸引力的选择，特别是在煤炭储量丰富的国家。然而，使用细煤并非没有挑战。由于这种煤的细微特性，容易形成粉尘，如果不采取适当的安全措施，可能会对工人构成健康风险。此外，细煤的处理和运输需要专业设备，以防止泄漏并确保操作的安全。总之，细煤是能源和制造业中的一种宝贵资源，其独特的性质提供了许多优势。通过了解细煤的特性和应用，行业可以优化其流程，并为更加可持续的未来做出贡献。随着我们继续探索替代能源，所有形式的煤，包括细煤的高效利用，将在追求能源可持续性的话题中保持重要地位。