pyrolysis

简明释义

英[paɪˈrɒlɪsɪs]美[paɪˈrɑːləsɪs]

n. [化学] 热解；[化学] 高温分解

英英释义

单词用法

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反义词

例句

1.Commercial test proves that topped oil is an excellent ethylene pyrolysis feedstock.

工业试验证明，拔头油是一种优良的乙烯裂解原料。

2.Bio oil, char and gas are main products of pyrolysis.

热解的主要产物有生物油、焦炭和气体。

3.Temperature is the main factor to influence the coal residue pyrolysis.

热解温度是影响煤矸石热解反应最主要的因素。

4.The pyrolysis characteristics of polytetrafluoroethylene were studied in the atmosphere of nitrogen by thermogravimetric analysis.

采用热重分析法，研究了聚四氟乙烯在氮气气氛下的热裂解特性。

5.Pyrolysis is an essential process occurred in all gasifications.

煤热解是气化过程中重要的、不可分割的过程。

6.The fixed bed study indicates that coal properties and pyrolysis conditions are effect product distribution and sulfur transformation.

煤的性质对其热解行为和产物分布有重要的影响。

7.Developing a new type of pyrolysis reactor is a key step for industrialization of the new process.

而研究和开发一种新型的热解反应器是实现新工艺工业化的关键课题。

8.During pyrolysis 热解, materials are heated in the absence of oxygen to prevent combustion.

在热解过程中，材料在缺氧的条件下加热，以防止燃烧。

9.In the energy sector, pyrolysis 热解 can be a sustainable method to produce fuel from biomass.

在能源领域，热解可以是一种从生物质中生产燃料的可持续方法。

10.The process of pyrolysis 热解 is used to convert organic materials into biochar.

热解过程用于将有机材料转化为生物炭。

11.The pyrolysis 热解 of plastics can help reduce landfill waste and recover valuable materials.

塑料的热解可以帮助减少填埋废物并回收有价值的材料。

12.Researchers are studying pyrolysis 热解 to improve waste management techniques.

研究人员正在研究热解以改善废物管理技术。

作文

In recent years, the concept of waste management has gained significant attention due to the increasing concerns about environmental sustainability. One innovative method that has emerged in this field is pyrolysis, a thermal decomposition process that occurs in the absence of oxygen. This technique has shown great potential in converting organic materials, such as biomass and plastic waste, into valuable resources like biofuels and char. Understanding the principles and applications of pyrolysis is crucial for developing efficient waste management strategies.Pyrolysis operates at high temperatures, typically between 300 to 900 degrees Celsius, where organic materials break down into smaller molecules. The process can be divided into three primary stages: drying, pyrolytic decomposition, and gasification. During the drying stage, moisture is removed from the feedstock, which is essential for efficient thermal processing. In the second stage, the actual pyrolysis occurs, leading to the formation of solid, liquid, and gaseous products. The final stage, gasification, can further convert the remaining solid residues into syngas, a mixture of hydrogen and carbon monoxide, which can be used as an energy source.One of the most significant advantages of pyrolysis is its ability to handle various types of waste materials. For instance, agricultural residues, forestry waste, and even municipal solid waste can be processed through this technology. By converting these materials into biochar—a stable form of carbon—pyrolysis not only reduces the volume of waste but also contributes to soil health when applied as a soil amendment. Biochar enhances soil fertility, retains moisture, and sequesters carbon, making it an attractive option for sustainable agriculture.Moreover, the liquid products of pyrolysis, known as bio-oils, can be further refined into renewable fuels or chemicals. These bio-oils have the potential to replace fossil fuels, thus reducing greenhouse gas emissions and reliance on non-renewable resources. Additionally, the gaseous byproducts can be utilized in combined heat and power systems, providing an efficient way to generate energy from waste.Despite its numerous benefits, the implementation of pyrolysis faces several challenges. Technological advancements are necessary to improve the efficiency and scalability of the process. Moreover, the economic viability of pyrolysis plants depends on the availability and cost of feedstock, as well as market demand for the end products. Policymakers and industry stakeholders must collaborate to create supportive frameworks that encourage investment in pyrolysis technologies.In conclusion, pyrolysis presents a promising solution for modern waste management challenges. By transforming waste into valuable resources, this innovative process contributes to environmental sustainability and energy security. As research and development continue to advance, it is imperative to promote awareness and understanding of pyrolysis among communities and industries. Embracing this technology can lead to a cleaner, greener future, where waste is no longer seen as a burden but as a resource for innovation and growth.Overall, the role of pyrolysis in addressing global waste management issues cannot be overstated. It offers a pathway towards a circular economy, where materials are reused and recycled, minimizing environmental impact and promoting sustainability. As we move forward, fostering collaboration between researchers, policymakers, and the private sector will be essential to unlock the full potential of pyrolysis and pave the way for a more sustainable world.

近年来，随着对环境可持续性日益关注，废物管理的概念引起了显著关注。一种在这一领域出现的创新方法是热解，这是一种在缺氧条件下发生的热分解过程。这项技术在将有机材料（如生物质和塑料废物）转化为有价值的资源（如生物燃料和炭）方面显示出巨大潜力。理解热解的原理和应用对于制定有效的废物管理策略至关重要。热解在高温下进行，通常在300到900摄氏度之间，在此过程中，有机材料分解成更小的分子。该过程可以分为三个主要阶段：干燥、热解分解和气化。在干燥阶段，从原料中去除水分，这对高效的热处理至关重要。在第二个阶段，实际的热解发生，形成固体、液体和气体产品。最后一个阶段，气化，可以进一步将剩余的固体残渣转化为合成气，即氢气和一氧化碳的混合物，可用作能源来源。热解的一个重要优点是其能够处理各种类型的废物材料。例如，农业残留物、林业废物甚至城市固体废物都可以通过这一技术进行加工。通过将这些材料转化为生物炭——一种稳定的碳形式——热解不仅减少了废物的体积，还通过作为土壤改良剂施用，促进了土壤健康。生物炭增强了土壤肥力，保持了水分，并封存了碳，使其成为可持续农业的一个有吸引力的选择。此外，热解的液体产品被称为生物油，可以进一步提炼成可再生燃料或化学品。这些生物油有潜力替代化石燃料，从而减少温室气体排放和对非可再生资源的依赖。此外，气体副产品可以在联合热电系统中利用，为从废物中产生能源提供了一种高效的方式。尽管有众多好处，热解的实施面临一些挑战。技术进步是提高该过程效率和可扩展性的必要条件。此外，热解工厂的经济可行性取决于原料的可用性和成本，以及最终产品的市场需求。政策制定者和行业利益相关者必须合作，创建支持框架，以鼓励对热解技术的投资。总之，热解为现代废物管理挑战提供了一个有前途的解决方案。通过将废物转化为有价值的资源，这一创新过程有助于环境可持续性和能源安全。随着研究和开发的不断推进，促进社区和行业对热解的认识和理解至关重要。拥抱这一技术可以带来一个更清洁、更绿色的未来，在这个未来中，废物不再被视为负担，而是创新和增长的资源。总体而言，热解在解决全球废物管理问题中的作用不可低估。它为循环经济提供了一条道路，在这个经济中，材料被重复使用和回收，最小化环境影响，促进可持续性。随着我们向前迈进，促进研究人员、政策制定者和私营部门之间的合作将是释放热解全部潜力并为更可持续的世界铺平道路的关键。