flue gas desulfurization

简明释义

排气脱硫

英英释义

例句

1.The power plant implemented a new flue gas desulfurization system to reduce sulfur emissions.

发电厂实施了新的烟气脱硫系统以减少硫排放。

2.Regulations require that all coal-fired plants install flue gas desulfurization technologies.

法规要求所有燃煤电厂安装烟气脱硫技术。

3.Our company specializes in designing flue gas desulfurization systems for industrial applications.

我们公司专注于为工业应用设计烟气脱硫系统。

4.Environmental studies show that flue gas desulfurization significantly lowers acid rain formation.

环境研究表明，烟气脱硫显著降低了酸雨的形成。

5.The efficiency of the flue gas desulfurization unit was improved after the recent upgrades.

经过最近的升级，烟气脱硫装置的效率得到了提高。

作文

In recent years, the importance of environmental protection has become increasingly clear. One of the major challenges facing industries is the emission of sulfur dioxide (SO2) from burning fossil fuels. This pollutant is a significant contributor to acid rain, which can have devastating effects on ecosystems, human health, and infrastructure. To combat this issue, many power plants and industrial facilities have adopted technologies such as flue gas desulfurization (烟气脱硫). This process is essential for reducing SO2 emissions and improving air quality.Flue gas desulfurization refers to a set of technologies used to remove sulfur oxides from the exhaust flue gases of fossil-fuel power plants and other industrial processes. The primary goal of flue gas desulfurization is to prevent sulfur dioxide from entering the atmosphere. There are several methods for achieving this, including wet scrubbing, dry scrubbing, and catalytic processes. Each method has its own advantages and disadvantages, depending on the specific needs of the facility and the regulations in place.Wet scrubbing is one of the most common techniques used in flue gas desulfurization. In this process, flue gases are passed through a liquid solution, typically containing limestone or lime. The sulfur dioxide reacts with the alkaline solution, forming calcium sulfate, which can then be disposed of safely. This method is highly effective at removing over 90% of sulfur dioxide from flue gases, making it a popular choice among power plants.Dry scrubbing, on the other hand, involves the use of solid sorbents, such as calcium carbonate or sodium bicarbonate, to capture sulfur dioxide. This method is often more space-efficient than wet scrubbing and can produce less waste. However, it may not be as effective in removing sulfur dioxide, especially at lower concentrations. Therefore, facilities must carefully evaluate their options when selecting a flue gas desulfurization system.Another innovative approach to flue gas desulfurization is the use of catalytic processes. These systems employ catalysts to facilitate chemical reactions that convert sulfur dioxide into less harmful substances. While these technologies are still in development, they hold promise for future applications in reducing emissions from various industries.The implementation of flue gas desulfurization technologies has proven to be beneficial not only for the environment but also for public health. By significantly reducing sulfur dioxide emissions, these systems help mitigate the formation of acid rain, which can harm aquatic life, damage forests, and erode buildings. Additionally, lowering sulfur dioxide levels in the atmosphere can lead to improved respiratory health for communities living near industrial facilities.Furthermore, regulatory frameworks around the world are becoming increasingly stringent regarding emissions from power plants and industrial sources. As a result, the demand for effective flue gas desulfurization technologies is expected to grow. Companies that invest in these systems will not only comply with regulations but also demonstrate their commitment to sustainability and corporate social responsibility.In conclusion, the role of flue gas desulfurization in combating air pollution cannot be overstated. As industries continue to seek ways to reduce their environmental impact, the adoption of flue gas desulfurization technologies will play a crucial part in creating a cleaner, healthier planet. Emphasizing the need for innovation and investment in these technologies will pave the way for a sustainable future where economic growth does not come at the expense of our environment.

近年来，环境保护的重要性变得越来越明显。工业面临的主要挑战之一是燃烧化石燃料所产生的二氧化硫（SO2）排放。这种污染物是酸雨的重要成因，对生态系统、人类健康和基础设施造成了严重影响。为了应对这一问题，许多发电厂和工业设施采用了如烟气脱硫（flue gas desulfurization）等技术。这个过程对于减少二氧化硫排放和改善空气质量至关重要。烟气脱硫是指一系列用于去除化石燃料发电厂和其他工业过程中废气中的硫氧化物的技术。烟气脱硫的主要目标是防止二氧化硫进入大气。有几种方法可以实现这一目标，包括湿法洗涤、干法洗涤和催化过程。每种方法都有其优缺点，具体取决于设施的需求和相关法规。湿法洗涤是烟气脱硫中最常用的技术之一。在此过程中，废气通过液体溶液，通常含有石灰石或石灰。二氧化硫与碱性溶液反应，形成硫酸钙，然后可以安全处置。这种方法在去除超过90%的废气中的二氧化硫方面非常有效，因此在发电厂中广受欢迎。另一方面，干法洗涤涉及使用固体吸附剂，如碳酸钙或碳酸氢钠，来捕获二氧化硫。这种方法通常比湿法洗涤更节省空间，并且产生的废物较少。然而，在去除二氧化硫方面可能不如湿法有效，特别是在较低浓度时。因此，设施在选择烟气脱硫系统时必须仔细评估其选项。另一种创新的方法是使用催化过程进行烟气脱硫。这些系统利用催化剂促进化学反应，将二氧化硫转化为危害较小的物质。虽然这些技术仍在开发中，但它们在减少各行业排放方面具有潜在的应用前景。实施烟气脱硫技术不仅对环境有益，而且对公共健康也有积极作用。通过显著减少二氧化硫排放，这些系统有助于减轻酸雨的形成，而酸雨会危害水生生物、破坏森林并侵蚀建筑物。此外，降低大气中的二氧化硫水平可以改善生活在工业设施附近社区的呼吸健康。此外，全球范围内对发电厂和工业源的排放监管框架正变得越来越严格。因此，对于有效的烟气脱硫技术的需求预计将增长。投资于这些系统的公司不仅能遵守法规，还能展示其对可持续发展和企业社会责任的承诺。总之，烟气脱硫在抗击空气污染中的作用不可低估。随着工业不断寻求减少其环境影响的方法，采用烟气脱硫技术将在创造一个更清洁、更健康的星球中发挥关键作用。强调对这些技术的创新和投资的必要性将为可持续的未来铺平道路，使经济增长不以牺牲环境为代价。