open hearth

简明释义

平炉

英英释义

例句

1.The open hearth process was widely used in the early 20th century for steel production.

在20世纪初，开放炉工艺被广泛用于钢铁生产。

2.The steel was melted in the open hearth furnace, allowing for a higher quality product.

钢铁在开放炉中熔化，从而生产出更高质量的产品。

3.He explained how the open hearth method contributes to the recycling of scrap metal.

他解释了开放炉方法如何有助于废金属的回收。

4.Many factories transitioned from the open hearth method to electric arc furnaces for efficiency.

许多工厂从开放炉方法转向电弧炉以提高效率。

5.Workers in the open hearth area must wear protective gear due to the extreme heat.

在开放炉区域工作的工人必须穿戴防护装备，因为那里温度极高。

作文

The term open hearth refers to a type of furnace used in steelmaking that was developed in the late 19th century. This method allowed for the production of high-quality steel by melting pig iron and scrap steel in a large, open chamber. The open hearth process was revolutionary at the time, as it enabled manufacturers to produce steel on a much larger scale than previously possible. The design of the furnace typically included a shallow hearth where the metal would be melted, and it was heated by flames from gas or oil burners. One of the significant advantages of the open hearth method was its ability to refine the steel by controlling the amount of carbon and other elements in the mixture. By adjusting these variables, metallurgists could create different grades of steel suitable for various applications. For example, higher carbon content produced harder steel, while lower carbon content resulted in more malleable steel. This flexibility made the open hearth process particularly valuable for industries that required specific material properties.However, the open hearth process was not without its drawbacks. It was a time-consuming method that required skilled labor and extensive monitoring. Additionally, the efficiency of the process was lower compared to later methods such as the basic oxygen process, which ultimately led to the decline of the open hearth technique in the mid-20th century. Despite this, the open hearth method played a crucial role in the industrial revolution and laid the groundwork for modern steel production techniques.In conclusion, the open hearth process was a vital innovation in the history of metallurgy. It allowed for the mass production of high-quality steel, which was essential for the growth of industries such as construction, transportation, and manufacturing. While it has since been replaced by more efficient methods, the legacy of the open hearth process remains significant in understanding the evolution of steelmaking technology. As we continue to develop new materials and methods, it is important to remember the contributions of earlier techniques like the open hearth that paved the way for advancements in the field. Understanding these historical processes helps us appreciate the complexities and innovations involved in producing one of the most essential materials in modern society.

“开放炉”一词指的是19世纪末开发的一种用于炼钢的炉子。这种方法通过在一个大型开放室中熔化生铁和废钢，允许生产高质量的钢材。“开放炉”工艺在当时是革命性的，因为它使制造商能够以比以前可能的规模更大地生产钢材。炉子的设计通常包括一个浅底的炉床，在那里金属被熔化，并且通过气体或油燃烧器的火焰加热。“开放炉”方法的一个显著优点是它能够通过控制混合物中碳和其他元素的含量来精炼钢材。通过调整这些变量，冶金学家可以创建适合各种应用的不同等级的钢。例如，更高的碳含量会产生更硬的钢，而更低的碳含量则会导致更具延展性的钢。这种灵活性使得“开放炉”工艺对于需要特定材料特性的行业特别有价值。然而，“开放炉”工艺并非没有缺点。这是一种耗时的方法，需要熟练的劳动力和广泛的监控。此外，与后来的基本氧气法相比，该过程的效率较低，这最终导致了20世纪中期“开放炉”技术的衰退。尽管如此，“开放炉”方法在工业革命中发挥了至关重要的作用，并为现代钢铁生产技术奠定了基础。总之，“开放炉”工艺在冶金历史上是一项重要的创新。它允许大规模生产高质量的钢材，这对建筑、运输和制造等行业的发展至关重要。虽然它已被更高效的方法所取代，但“开放炉”工艺的遗产在理解炼钢技术的演变中仍然具有重要意义。当我们继续开发新材料和方法时，记住早期技术如“开放炉”的贡献对于理解现代社会中生产这种最重要材料之一的复杂性和创新性至关重要。