torsional stiffness

简明释义

抗扭刚度

英英释义

例句

1.The composite material used in the structure was selected for its excellent torsional stiffness properties.

所用复合材料因其优良的扭转刚度特性而被选中用于该结构。

2.The engineer calculated the torsional stiffness of the beam to ensure it could withstand the applied loads without excessive twisting.

工程师计算了梁的扭转刚度，以确保它能够承受施加的荷载而不发生过度扭转。

3.Testing the torsional stiffness of the new bridge design revealed it could safely support heavy traffic.

对新桥设计的扭转刚度进行测试显示，它能够安全地支撑重型交通。

4.In automotive design, a higher torsional stiffness in the chassis leads to better handling and stability.

在汽车设计中，车架的更高扭转刚度会带来更好的操控性和稳定性。

5.Increasing the diameter of the shaft will improve its torsional stiffness, making it less prone to twisting under load.

增加轴的直径将提高其扭转刚度，使其在负载下不易扭曲。

作文

Torsional stiffness is a crucial concept in the field of engineering, particularly in mechanical and structural engineering. It refers to the resistance offered by an object or material to twisting or torsional deformation. Understanding torsional stiffness (扭转刚度) is essential for designing components that can withstand applied torques without undergoing excessive deformation. This property is particularly important in applications such as automotive design, aerospace engineering, and civil structures where stability and integrity are paramount. In automotive engineering, for instance, the torsional stiffness (扭转刚度) of a vehicle's chassis plays a significant role in its performance. A chassis with high torsional stiffness (扭转刚度) will be more resistant to twisting forces that occur during cornering or when driving over uneven surfaces. This results in better handling, improved ride quality, and enhanced safety for passengers. Engineers often employ materials like high-strength steel or composite materials to achieve the desired torsional stiffness (扭转刚度) in vehicle designs. In aerospace applications, torsional stiffness (扭转刚度) becomes even more critical. Aircraft wings, for example, must have sufficient torsional stiffness (扭转刚度) to endure the aerodynamic forces acting upon them during flight. If the wings are too flexible, they may twist excessively, leading to loss of control and potentially catastrophic failures. Therefore, engineers must carefully analyze and optimize the torsional stiffness (扭转刚度) of wing structures to ensure safety and performance. Moreover, in civil engineering, the torsional stiffness (扭转刚度) of buildings and bridges is vital for their stability against lateral forces such as wind or seismic activity. Structures with low torsional stiffness (扭转刚度) may experience torsional vibrations that can lead to structural damage or failure. As a result, architects and engineers must consider torsional stiffness (扭转刚度) during the design phase to enhance the resilience of these structures. Calculating torsional stiffness (扭转刚度) involves understanding the geometry and material properties of the component in question. The formula for torsional stiffness (扭转刚度) is typically expressed as K = GJ/L, where K is the torsional stiffness (扭转刚度), G is the shear modulus of the material, J is the polar moment of inertia, and L is the length of the object. This equation highlights how factors such as material selection and cross-sectional shape directly influence the overall torsional stiffness (扭转刚度) of a component. In conclusion, torsional stiffness (扭转刚度) is a fundamental property that engineers must consider across various disciplines. Its implications on performance, safety, and durability cannot be overstated. By understanding and optimizing torsional stiffness (扭转刚度), engineers can create more reliable and efficient designs that meet the demands of modern technology and infrastructure. As we advance into a future that increasingly relies on sophisticated engineering solutions, the role of torsional stiffness (扭转刚度) will remain a pivotal aspect of innovation and development.

扭转刚度是工程领域中的一个关键概念，特别是在机械和结构工程中。它指的是物体或材料对扭曲或扭转变形的抵抗力。理解扭转刚度（torsional stiffness）对于设计能够承受施加扭矩而不发生过度变形的组件至关重要。这个特性在汽车设计、航空航天工程和土木结构等应用中尤为重要，因为这些领域的稳定性和完整性至关重要。例如，在汽车工程中，车辆底盘的扭转刚度（torsional stiffness）在其性能中起着重要作用。具有高扭转刚度（torsional stiffness）的底盘将更能抵抗在转弯或驾驶不平坦路面时产生的扭转力。这会导致更好的操控性、改善的乘坐质量和增强的乘客安全性。工程师通常采用高强度钢或复合材料等材料来实现所需的扭转刚度（torsional stiffness）以满足车辆设计。在航空航天应用中，扭转刚度（torsional stiffness）变得更加重要。例如，飞机机翼必须具有足够的扭转刚度（torsional stiffness）以承受飞行过程中作用于其上的气动力。如果机翼过于柔韧，可能会发生过度扭曲，导致失去控制和潜在的灾难性故障。因此，工程师必须仔细分析和优化机翼结构的扭转刚度（torsional stiffness）以确保安全和性能。此外，在土木工程中，建筑物和桥梁的扭转刚度（torsional stiffness）对于其抵御风或地震等横向力的稳定性至关重要。具有低扭转刚度（torsional stiffness）的结构可能会经历扭转振动，这可能导致结构损坏或失效。因此，建筑师和工程师在设计阶段必须考虑扭转刚度（torsional stiffness）以增强这些结构的韧性。计算扭转刚度（torsional stiffness）涉及理解相关组件的几何形状和材料特性。扭转刚度（torsional stiffness）的公式通常表示为K = GJ/L，其中K是扭转刚度（torsional stiffness），G是材料的剪切模量，J是极惯性矩，L是物体的长度。这个方程突显了材料选择和截面形状等因素如何直接影响组件的整体扭转刚度（torsional stiffness）。总之，扭转刚度（torsional stiffness）是各个学科工程师必须考虑的基本属性。它对性能、安全性和耐用性的影响不容小觑。通过理解和优化扭转刚度（torsional stiffness），工程师可以创造出更可靠和高效的设计，以满足现代技术和基础设施的需求。随着我们进入一个日益依赖复杂工程解决方案的未来，扭转刚度（torsional stiffness）的作用将继续成为创新和发展的关键方面。