pour point

简明释义

零

英英释义

例句

1.To ensure safe transport, the pour point of the fuel must be monitored.

为了确保安全运输，必须监测燃料的倾点。

2.Before using the lubricant, check its pour point to avoid issues in winter operations.

在使用润滑剂之前，请检查其倾点以避免冬季操作中的问题。

3.A lower pour point indicates better performance in cold climates.

较低的倾点表明在寒冷气候中的更好性能。

4.The manufacturer specifies a maximum pour point for the hydraulic fluid.

制造商为液压油规定了最大倾点。

5.The oil's pour point is critical for ensuring it flows properly in cold temperatures.

油的倾点对于确保它在低温下正常流动至关重要。

作文

In the world of engineering and material science, understanding the physical properties of substances is crucial. One such property that plays a significant role in the behavior of liquids, especially oils and fuels, is the pour point. The pour point is defined as the lowest temperature at which a liquid remains pourable or can flow. This characteristic is essential for various applications, particularly in the transportation and storage of petroleum products. When the temperature drops below the pour point, the liquid begins to solidify, making it difficult to pump or transfer. For instance, in colder climates, the pour point of diesel fuel must be carefully considered to ensure that vehicles can operate efficiently without the fuel gelling or becoming too viscous to flow through the engine. This is why many fuel suppliers provide information about the pour point of their products, allowing consumers to make informed decisions based on the environmental conditions they are likely to face.Additionally, the pour point has implications beyond just fuel; it is also critical in the production and application of lubricants. Lubricants need to maintain their fluidity at low temperatures to effectively reduce friction in machinery. If a lubricant's pour point is too high, it may not perform well in cold environments, leading to increased wear and tear on mechanical components.To determine the pour point, a standardized test is often conducted. This involves cooling a sample of the liquid in a controlled environment and observing the temperature at which it ceases to flow. The results are vital for manufacturers and engineers who need to design systems that can operate under varying temperature conditions. Moreover, the pour point can vary significantly between different substances. For example, crude oil can have a wide range of pour points depending on its composition, while synthetic oils are often engineered to have lower pour points, making them more suitable for extreme conditions. This variability is why understanding the pour point is essential for industries ranging from automotive to aerospace.In conclusion, the pour point is a fundamental property that affects how liquids behave under different temperature conditions. Its importance cannot be overstated, as it influences the performance and usability of fuels and lubricants across various industries. By paying close attention to the pour point, engineers and manufacturers can ensure that their products function optimally, no matter the climate. As we continue to innovate and develop new materials, the significance of the pour point will remain a key factor in material selection and application.

在工程和材料科学的世界中，理解物质的物理特性至关重要。一个在液体，尤其是油和燃料的行为中起着重要作用的特性是倾点。倾点被定义为液体保持可倒出或可以流动的最低温度。这个特性对于各种应用至关重要，特别是在石油产品的运输和存储中。当温度降到倾点以下时，液体开始固化，使其难以泵送或转移。例如，在寒冷的气候中，柴油燃料的倾点必须仔细考虑，以确保车辆能够高效运行，而不会导致燃料凝胶或变得过于粘稠而无法流动。正因如此，许多燃料供应商提供其产品的倾点信息，使消费者能够根据他们可能面临的环境条件做出明智的决策。此外，倾点在润滑剂的生产和应用中也具有重要意义。润滑剂需要在低温下保持流动性，以有效减少机械中的摩擦。如果润滑剂的倾点过高，它可能在寒冷的环境中表现不佳，导致机械部件的磨损加剧。为了确定倾点，通常会进行标准化测试。这涉及在受控环境中冷却液体样本，并观察其停止流动的温度。结果对制造商和工程师至关重要，他们需要设计能够在不同温度条件下操作的系统。此外，不同物质的倾点可能会有显著差异。例如，原油的倾点可能会根据其成分而有很大的变化，而合成油通常经过工程处理，以具有较低的倾点，使其更适合极端条件。这种变化性就是为什么理解倾点对汽车、航空航天等各个行业至关重要。总之，倾点是一个基本特性，影响液体在不同温度条件下的行为。它的重要性不容小觑，因为它影响着各种行业中燃料和润滑剂的性能和可用性。通过密切关注倾点，工程师和制造商可以确保他们的产品在任何气候条件下都能最佳运行。随着我们继续创新和开发新材料，倾点的重要性将始终是材料选择和应用中的关键因素。