bituminous coal

简明释义

沥青煤

英英释义

例句

1.Many steel manufacturers rely on bituminous coal for the production of coke.

许多钢铁制造商依赖烟煤来生产焦炭。

2.In some regions, bituminous coal is the primary source of heating during winter.

在某些地区，烟煤是冬季主要的取暖来源。

3.The mining of bituminous coal can have significant environmental impacts.

开采烟煤可能对环境产生重大影响。

4.Due to its high carbon content, bituminous coal is an efficient fuel source.

由于其高碳含量，烟煤是一种高效的燃料来源。

5.The power plant primarily uses bituminous coal for electricity generation.

该发电厂主要使用烟煤来发电。

作文

Bituminous coal, often referred to as soft coal, is a type of coal that is widely used for electricity generation and steel production. It is characterized by its relatively high carbon content, which typically ranges from 45% to 86%. This makes bituminous coal (烟煤) an efficient fuel source, providing a substantial amount of energy when burned. The formation of bituminous coal (烟煤) occurs over millions of years through the process of coalification, where plant material is subjected to heat and pressure in the Earth’s crust. This process transforms the organic material into a dense, carbon-rich substance that can be mined and utilized for various purposes.The mining of bituminous coal (烟煤) is primarily conducted through two methods: surface mining and underground mining. Surface mining is employed when the coal seam is located close to the earth's surface. This method involves removing the overburden, or soil and rock, to access the coal deposits. On the other hand, underground mining is used when the coal is deeper underground. This method requires extensive tunneling and can be more hazardous due to risks such as cave-ins and gas explosions.Once extracted, bituminous coal (烟煤) is processed to remove impurities and improve its quality. This processing may involve crushing the coal into smaller pieces, washing it to remove ash and sulfur, and sometimes even blending it with other types of coal to achieve desired properties. The resulting product is then transported to power plants or industrial facilities where it can be utilized.The use of bituminous coal (烟煤) has been a cornerstone of industrial development, particularly during the Industrial Revolution. In many countries, it remains a primary source of energy, especially for electricity generation. However, the environmental impact of burning bituminous coal (烟煤) cannot be overlooked. The combustion process releases significant amounts of carbon dioxide, a greenhouse gas that contributes to climate change. Additionally, burning coal can produce sulfur dioxide, nitrogen oxides, and particulate matter, leading to air pollution and associated health problems.In response to these environmental concerns, many nations are exploring alternative energy sources and implementing stricter regulations on coal usage. Renewable energy sources, such as wind, solar, and hydroelectric power, are gaining traction as cleaner alternatives to bituminous coal (烟煤). Furthermore, advancements in technology are being made to improve the efficiency of coal-fired power plants and reduce emissions.In conclusion, bituminous coal (烟煤) plays a significant role in the global energy landscape, contributing to electricity generation and industrial processes. While it offers substantial energy benefits, the environmental implications of its use necessitate a careful examination of sustainable practices and alternative energy sources. As society moves towards a greener future, the reliance on bituminous coal (烟煤) may need to be re-evaluated in favor of more environmentally friendly options. Understanding the characteristics and impacts of bituminous coal (烟煤) is essential for making informed decisions about energy consumption and environmental stewardship.

烟煤，通常被称为软煤，是一种广泛用于发电和钢铁生产的煤。它的特点是相对较高的碳含量，通常在45%到86%之间。这使得bituminous coal（烟煤）成为一种高效的燃料来源，燃烧时提供大量能量。bituminous coal（烟煤）的形成经历了数百万年，通过煤化作用的过程，植物材料在地壳中受到热和压力的影响。这一过程将有机物质转变为一种致密的、富含碳的物质，可以被开采并用于各种目的。bituminous coal（烟煤）的开采主要通过两种方法进行：露天开采和地下开采。当煤层位于地表附近时，采用露天开采。这种方法涉及移除覆盖层，即土壤和岩石，以获取煤矿藏。另一方面，当煤层位于地下更深处时，采用地下开采。这种方法需要大量的隧道挖掘，并且可能更危险，因为存在坍塌和气体爆炸等风险。一旦提取，bituminous coal（烟煤）会经过加工，以去除杂质并提高其质量。这种加工可能涉及将煤粉碎成较小的块，清洗以去除灰分和硫，以及有时与其他类型的煤混合以达到所需的特性。最终产品随后被运输到发电厂或工业设施进行利用。bituminous coal（烟煤）的使用一直是工业发展的基石，特别是在工业革命期间。在许多国家，它仍然是能源的主要来源，尤其是用于发电。然而，燃烧bituminous coal（烟煤）的环境影响不容忽视。燃烧过程释放出大量二氧化碳，这是一种温室气体，会导致气候变化。此外，燃烧煤还会产生二氧化硫、氮氧化物和颗粒物，导致空气污染及相关健康问题。为了应对这些环境问题，许多国家正在探索替代能源，并对煤的使用实施更严格的法规。可再生能源，如风能、太阳能和水电，正逐渐成为比bituminous coal（烟煤）更清洁的替代品。此外，技术的进步正在改善燃煤电厂的效率并减少排放。总之，bituminous coal（烟煤）在全球能源格局中发挥着重要作用，为发电和工业过程做出了贡献。虽然它提供了可观的能源利益，但其使用的环境影响需要仔细审视可持续实践和替代能源的选择。随着社会向更绿色的未来迈进，对bituminous coal（烟煤）的依赖可能需要重新评估，以支持更环保的选项。理解bituminous coal（烟煤）的特性和影响对于做出明智的能源消费和环境管理决策至关重要。