pumpability of concrete

简明释义

混凝土的泵送性能

英英释义

例句

1.Improving the pumpability of concrete 混凝土的泵送性 can reduce labor costs on large-scale construction sites.

提高pumpability of concrete 混凝土的泵送性可以降低大型建筑工地的人工成本。

2.The construction team conducted tests to evaluate the pumpability of concrete 混凝土的泵送性 before starting the project.

施工团队在开始项目之前进行了测试，以评估pumpability of concrete 混凝土的泵送性。

3.The engineer recommended additives to enhance the pumpability of concrete 混凝土的泵送性 during the cold weather.

工程师建议使用添加剂来增强寒冷天气下的pumpability of concrete 混凝土的泵送性。

4.The project manager emphasized the importance of testing the pumpability of concrete 混凝土的泵送性 prior to the pouring phase.

项目经理强调在浇筑阶段之前测试pumpability of concrete 混凝土的泵送性的重要性。

5.A high water-cement ratio can negatively affect the pumpability of concrete 混凝土的泵送性 and lead to segregation.

高水胶比可能会对pumpability of concrete 混凝土的泵送性产生负面影响，并导致分层现象。

作文

The construction industry continuously seeks to improve the efficiency and quality of concrete used in various projects. One critical aspect that plays a significant role in this process is the pumpability of concrete. The term pumpability of concrete refers to the ability of concrete to be easily transported through a pumping system without experiencing segregation or excessive loss of workability. This property is essential for ensuring that concrete can reach its intended location effectively, particularly in large-scale construction projects such as high-rise buildings, bridges, and tunnels.To understand the importance of pumpability of concrete, we must first consider the components that influence it. The mix design of concrete, including the types and proportions of aggregates, cement, water, and admixtures, plays a crucial role in determining its pumpability. For instance, using well-graded aggregates can enhance the flowability of concrete, making it easier to pump. Additionally, incorporating chemical admixtures, such as superplasticizers, can significantly improve the workability of concrete, allowing it to flow more freely through pumps.Another factor that affects the pumpability of concrete is the viscosity of the mixture. A concrete mix that is too thick may lead to blockages in the pumping system, while a mix that is too fluid may result in segregation, where the heavier particles settle at the bottom. Therefore, achieving the right balance in the consistency of the mix is vital for optimizing its pumpability.Moreover, the temperature of the concrete can also influence its pumpability of concrete. Warmer concrete tends to have lower viscosity, which can facilitate pumping, but it may also lead to quicker setting times, complicating the placement process. Conversely, cooler temperatures can increase the viscosity of the mix, potentially hindering its flow through pumps. Thus, managing the temperature of concrete during transportation and placement is essential for maintaining its pumpability.In addition to these technical aspects, the pumpability of concrete has practical implications for construction projects. Improved pumpability can lead to faster construction times, reduced labor costs, and enhanced overall project efficiency. When concrete can be pumped easily to elevated or hard-to-reach areas, it minimizes the need for manual labor and heavy equipment, streamlining the entire construction process.Furthermore, the use of pumped concrete allows for better control over the placement of the material, resulting in improved structural integrity and aesthetics. This precision is particularly important in projects that require intricate designs or specific architectural features. By ensuring that concrete can be accurately placed in the desired locations, contractors can achieve higher quality finishes and reduce the likelihood of defects.In conclusion, the pumpability of concrete is a vital property that affects both the efficiency of construction processes and the quality of the final product. Understanding the factors that influence pumpability, such as mix design, viscosity, and temperature, is essential for construction professionals aiming to optimize their concrete usage. As the industry continues to evolve, advancements in materials and techniques will further enhance the pumpability of concrete, leading to safer, more efficient, and higher-quality construction outcomes.

建筑行业不断寻求提高各种项目中混凝土的效率和质量。一个在这一过程中起着重要作用的关键方面是混凝土的可泵性。术语混凝土的可泵性指的是混凝土通过泵送系统轻松运输而不发生分离或过度失去工作性的能力。这一特性对于确保混凝土能够有效地到达其预期位置至关重要，特别是在高层建筑、桥梁和隧道等大型建设项目中。要理解混凝土的可泵性的重要性，我们首先必须考虑影响它的组成部分。混凝土的配合比设计，包括骨料、水泥、水和外加剂的类型和比例，在决定其可泵性方面起着至关重要的作用。例如，使用良好级配的骨料可以增强混凝土的流动性，使其更容易泵送。此外，加入化学外加剂，如超塑化剂，可以显著改善混凝土的工作性，使其更自由地流过泵。影响混凝土的可泵性的另一个因素是混合物的粘度。过于稠厚的混凝土可能导致泵送系统中的堵塞，而过于流动的混凝土可能导致分离，即较重的颗粒沉淀到底部。因此，实现混合物一致性的正确平衡对优化其可泵性至关重要。此外，混凝土的温度也会影响其可泵性。温暖的混凝土往往具有较低的粘度，这可以促进泵送，但它也可能导致更快的凝固时间，从而使放置过程复杂化。相反，较低的温度可能会增加混合物的粘度，从而可能妨碍其通过泵的流动。因此，管理混凝土在运输和放置过程中的温度对于保持其可泵性至关重要。除了这些技术方面，混凝土的可泵性对建设项目还有实际的影响。改善的可泵性可以缩短施工时间，降低人工成本，并提高整体项目效率。当混凝土可以轻松泵送到高处或难以到达的区域时，减少了对人工和重型设备的需求，从而简化了整个施工过程。此外，使用泵送混凝土可以更好地控制材料的放置，从而提高结构的完整性和美观性。这种精确性在需要复杂设计或特定建筑特征的项目中尤为重要。通过确保混凝土能够准确地放置在所需位置，承包商可以实现更高质量的表面并减少缺陷的可能性。总之，混凝土的可泵性是影响施工过程效率和最终产品质量的重要特性。理解影响可泵性的因素，例如配合比设计、粘度和温度，对于旨在优化混凝土使用的建筑专业人士至关重要。随着行业的不断发展，材料和技术的进步将进一步增强混凝土的可泵性，从而带来更安全、更高效和更高质量的建筑成果。