thrust deduction coefficient

简明释义

推力减额系数

英英释义

例句

1.The calculation of the thrust deduction coefficient 推力扣除系数 is essential for accurate performance predictions of marine propellers.

计算推力扣除系数 thrust deduction coefficient 对于准确预测海洋螺旋桨的性能至关重要。

2.Engineers must consider the thrust deduction coefficient 推力扣除系数 when designing efficient propulsion systems.

工程师在设计高效推进系统时必须考虑推力扣除系数 thrust deduction coefficient。

3.The thrust deduction coefficient 推力扣除系数 can vary significantly based on hull design and operating conditions.

根据船体设计和操作条件，推力扣除系数 thrust deduction coefficient 可能会有显著变化。

4.A lower thrust deduction coefficient 推力扣除系数 indicates better propeller efficiency in a given fluid environment.

较低的推力扣除系数 thrust deduction coefficient 表示在特定流体环境中螺旋桨效率更高。

5.To optimize vessel performance, it is crucial to minimize the thrust deduction coefficient 推力扣除系数 during the design phase.

为了优化船舶性能，在设计阶段尽量减少推力扣除系数 thrust deduction coefficient 是至关重要的。

作文

The concept of the thrust deduction coefficient is crucial in the field of naval architecture and marine engineering. It refers to a parameter that quantifies the loss of thrust experienced by a vessel due to various factors such as hull resistance, propeller efficiency, and the interaction between the propeller and the hull. Understanding this coefficient is essential for optimizing the performance of a ship and ensuring its operational efficiency.In naval design, engineers strive to minimize the thrust deduction coefficient to enhance the overall propulsion efficiency of a vessel. The lower the coefficient, the more effective the propeller is at converting engine power into forward motion. This can lead to reduced fuel consumption and increased speed, which are critical factors in both commercial shipping and naval operations.Several elements contribute to the determination of the thrust deduction coefficient. One significant factor is the design of the hull. A well-designed hull can reduce drag and allow for smoother water flow around the vessel, thus improving thrust efficiency. Additionally, the positioning of the propeller relative to the hull plays a vital role. If the propeller is too close to the hull or improperly aligned, it may experience cavitation or other forms of inefficiency that increase the thrust deduction.Another important aspect is the interaction between the propeller and the wake generated by the hull. The wake affects the flow of water entering the propeller, which can significantly impact its performance. Engineers use computational fluid dynamics (CFD) simulations to analyze these interactions and optimize designs to achieve a favorable thrust deduction coefficient.Moreover, the thrust deduction coefficient is not static; it can change based on the operational conditions of the vessel. For instance, a ship may experience different coefficients when sailing at various speeds or under different loading conditions. Therefore, it is vital for naval architects to consider these variables during the design process to ensure that the vessel performs optimally across a range of scenarios.In practice, the implications of the thrust deduction coefficient extend beyond just theoretical calculations. Ship operators and owners benefit from understanding this coefficient as it directly correlates with operational costs and efficiency. By selecting designs that minimize the thrust deduction coefficient, they can achieve significant savings in fuel expenses and improve the environmental sustainability of their operations.In conclusion, the thrust deduction coefficient is a fundamental concept in marine engineering that has far-reaching implications for the design and operation of vessels. Its significance lies in its ability to influence the efficiency and performance of ships, ultimately affecting their economic viability and environmental impact. As technology advances and our understanding of fluid dynamics deepens, the pursuit of minimizing the thrust deduction coefficient will continue to be a priority for engineers and designers in the maritime industry.

“推力扣除系数”是海洋建筑和海洋工程领域中的一个关键概念。它指的是一个参数，量化了由于船体阻力、螺旋桨效率以及螺旋桨与船体之间的相互作用等各种因素导致的船只推力损失。理解这个系数对于优化船舶性能和确保其运营效率至关重要。在海军设计中，工程师们努力最小化“推力扣除系数”，以提高船舶的整体推进效率。系数越低，螺旋桨将发动机功率转化为前进动力的效果就越好。这可以导致燃料消耗的减少和速度的增加，这对商业航运和海军行动都是关键因素。多个元素共同影响“推力扣除系数”的确定。其中一个重要因素是船体的设计。设计良好的船体可以减少阻力，并允许水流更平滑地绕过船只，从而提高推力效率。此外，螺旋桨相对于船体的位置也起着至关重要的作用。如果螺旋桨离船体太近或未正确对齐，它可能会经历气蚀或其他形式的低效，从而增加推力扣除。另一个重要方面是螺旋桨与船体产生的尾流之间的相互作用。尾流影响进入螺旋桨的水流，这可能显著影响其性能。工程师利用计算流体动力学（CFD）模拟来分析这些相互作用，并优化设计，以实现有利的“推力扣除系数”。此外，“推力扣除系数”并不是静态的；它可能会根据船舶的操作条件而变化。例如，船只在不同速度或不同负载条件下航行时，可能会经历不同的系数。因此，对于海军建筑师来说，在设计过程中考虑这些变量至关重要，以确保船舶在一系列场景中表现最佳。在实践中，“推力扣除系数”的影响超出了理论计算。船舶运营商和所有者受益于理解这一系数，因为它直接与运营成本和效率相关。通过选择最小化“推力扣除系数”的设计，他们可以在燃料费用上实现显著节省，并改善其运营的环境可持续性。总之，“推力扣除系数”是海洋工程中的一个基本概念，对船舶的设计和操作具有深远的影响。它的重要性在于它能够影响船舶的效率和性能，最终影响其经济可行性和环境影响。随着技术的进步和我们对流体动力学的理解加深，追求最小化“推力扣除系数”将继续成为海事行业工程师和设计师的优先事项。