lean coal

简明释义

贫煤

英英释义

例句

1.In regions with strict environmental regulations, lean coal is preferred over high-sulfur coal.

在环境法规严格的地区，贫煤比高硫煤更受欢迎。

2.Investing in technology that utilizes lean coal can lead to cleaner energy production.

投资于利用贫煤的技术可以实现更清洁的能源生产。

3.Research shows that lean coal combustion produces fewer pollutants.

研究表明，燃烧贫煤产生的污染物较少。

4.The government promotes the use of lean coal for industrial heating.

政府鼓励工业加热使用贫煤。

5.The power plant primarily uses lean coal to reduce emissions.

该发电厂主要使用贫煤来减少排放。

作文

In the world of energy production, various sources of fuel are utilized to generate electricity and power industries. One such source is coal, a fossil fuel that has been a primary energy provider for centuries. However, not all coal is created equal. Among the different types of coal, there exists a category known as lean coal, which plays a significant role in the energy sector. Understanding what lean coal is and its implications can help us appreciate its place in our energy landscape.Lean coal refers to coal that has a relatively low carbon content compared to other types of coal, such as bituminous or anthracite coal. This type of coal typically has a higher ash content and lower calorific value. While it may not be as efficient in producing energy as its denser counterparts, lean coal has its advantages, particularly in specific applications.One of the main benefits of using lean coal is its abundance. In many regions, particularly in developing countries, lean coal deposits are more readily available than higher-grade coals. This accessibility makes it an attractive option for energy production, especially in areas where alternative energy resources may be limited. By utilizing lean coal, these regions can harness their local resources to meet energy demands without relying heavily on imported fuels.Moreover, the use of lean coal can contribute to reducing greenhouse gas emissions when combined with modern technologies. Advanced combustion techniques and carbon capture methods can be employed to mitigate the environmental impact of burning coal. This is particularly important in the context of global efforts to combat climate change. By optimizing the use of lean coal, we can potentially reduce the carbon footprint associated with traditional coal-fired power generation.However, it is essential to recognize the challenges that come with using lean coal. The higher ash content can lead to operational difficulties in power plants, including increased wear and tear on equipment and the need for more frequent maintenance. Additionally, the lower calorific value means that larger quantities of lean coal are required to produce the same amount of energy as higher-grade coals. This can result in increased transportation costs and logistical challenges.Despite these challenges, the role of lean coal in the energy mix cannot be overlooked. As countries strive for energy independence and seek to utilize local resources, lean coal can serve as a bridge fuel during the transition to more sustainable energy sources. It provides a reliable and affordable option for electricity generation while paving the way for the integration of renewable energy technologies.In conclusion, lean coal represents a unique segment of the coal industry with distinct characteristics and implications for energy production. Its lower carbon content and higher ash levels present both opportunities and challenges. As we move toward a more sustainable energy future, understanding the role of lean coal will be crucial in making informed decisions about our energy sources and strategies. By leveraging the potential of lean coal responsibly, we can work towards a balanced energy portfolio that meets our needs while minimizing environmental impact.

在能源生产的世界中，各种燃料来源被用于发电和为工业提供动力。其中一种来源是煤炭，这是一种已经作为主要能源供应者存在了几个世纪的化石燃料。然而，并非所有煤炭都是平等的。在不同类型的煤炭中，有一种被称为瘦煤的类别，它在能源部门中扮演着重要角色。理解瘦煤是什么及其影响，可以帮助我们欣赏它在我们能源格局中的地位。瘦煤指的是与其他类型的煤（如烟煤或无烟煤）相比，碳含量相对较低的煤。这种煤通常具有更高的灰分含量和较低的热值。虽然它在产生能量方面可能没有更密集的煤种高效，但瘦煤在特定应用中具有其优势。使用瘦煤的主要好处之一是其丰富性。在许多地区，特别是在发展中国家，瘦煤的储量比高等级煤更容易获得。这种可及性使其成为能源生产的一个有吸引力的选择，尤其是在替代能源资源可能有限的地区。通过利用瘦煤，这些地区可以利用本地资源来满足能源需求，而不必过度依赖进口燃料。此外，结合现代技术使用瘦煤可以有助于减少温室气体排放。先进的燃烧技术和碳捕集方法可以用来减轻燃烧煤炭对环境的影响。这在全球努力应对气候变化的背景下尤为重要。通过优化使用瘦煤，我们可以潜在地减少与传统燃煤发电相关的碳足迹。然而，必须认识到使用瘦煤所带来的挑战。较高的灰分含量可能导致发电厂在运营中的困难，包括设备的磨损加剧和需要更频繁的维护。此外，较低的热值意味着需要更多的瘦煤才能产生与高等级煤相同数量的能量。这可能导致运输成本增加和物流挑战。尽管面临这些挑战，瘦煤在能源组合中的角色不可忽视。随着各国努力实现能源独立并寻求利用本地资源，瘦煤可以作为向更可持续能源来源过渡的桥梁燃料。它为发电提供了一种可靠且负担得起的选择，同时为可再生能源技术的整合铺平了道路。总之，瘦煤代表了煤炭行业的一个独特细分，其特征和对能源生产的影响各不相同。其较低的碳含量和较高的灰分水平既带来了机遇，也带来了挑战。随着我们朝着更可持续的能源未来迈进，理解瘦煤的角色对于做出关于我们的能源来源和战略的明智决策至关重要。通过负责任地利用瘦煤的潜力，我们可以朝着满足需求并最小化环境影响的平衡能源组合努力。