design pressure

简明释义

设计压力

英英释义

例句

1.The engineer calculated the design pressure to ensure the vessel could withstand extreme conditions.

工程师计算了设计压力以确保容器能够承受极端条件。

2.Before construction begins, it's crucial to determine the design pressure for the pipeline.

在施工开始之前，确定管道的设计压力是至关重要的。

3.The safety standards require that the design pressure be tested regularly.

安全标准要求定期测试设计压力。

4.Adjustments to the design pressure may be necessary based on environmental factors.

根据环境因素，可能需要对设计压力进行调整。

5.The design pressure of the HVAC system was set to accommodate peak loads.

HVAC系统的设计压力被设定为适应峰值负荷。

作文

In engineering and design, the term design pressure refers to the maximum pressure that a system or component is designed to withstand safely during its operation. This concept is critical in various fields, including mechanical engineering, civil engineering, and process engineering. Understanding design pressure is essential for ensuring the safety and reliability of structures and systems that operate under pressure, such as pipelines, pressure vessels, and storage tanks.When designing any system that involves pressure, engineers must consider several factors that influence the design pressure. These factors include the materials used, environmental conditions, and the intended use of the system. For instance, a pipeline transporting natural gas will have a different design pressure compared to one carrying water due to the different properties of the fluids involved and the potential risks associated with leaks or ruptures.The calculation of design pressure typically takes into account the maximum expected operational pressure, along with a safety margin to accommodate unexpected fluctuations or surges in pressure. This safety margin is crucial because it helps prevent catastrophic failures that could result in severe accidents, environmental damage, or loss of life. Engineers often refer to established codes and standards, such as those set by the American Society of Mechanical Engineers (ASME) or the American Petroleum Institute (API), to determine appropriate design pressure values for their projects.Moreover, the selection of materials plays a significant role in determining design pressure. Different materials have varying strengths and weaknesses when exposed to high pressures. For example, steel is commonly used in high-pressure applications due to its strength and durability, while plastics may be suitable for lower pressure systems. The compatibility of materials with the substances they will contain is also vital; certain chemicals can weaken materials over time, which must be considered when establishing design pressure.In addition to material selection, environmental factors such as temperature and corrosion must be taken into account. High temperatures can reduce the strength of materials, potentially lowering the effective design pressure. Similarly, corrosive environments can lead to material degradation, necessitating a reduction in design pressure to ensure safety. Engineers must conduct thorough analyses and testing to predict how these factors will affect the performance and integrity of their designs over time.The implications of design pressure extend beyond the initial design phase. Regular maintenance and inspection are necessary to ensure that systems continue to operate within their design pressure limits. Over time, wear and tear, along with environmental changes, can alter the structural integrity of components, leading to potential failures if not addressed promptly. Therefore, understanding design pressure is not only about initial calculations but also about ongoing vigilance and management throughout the lifecycle of a system.In conclusion, design pressure is a fundamental concept in engineering that ensures the safety and effectiveness of systems operating under pressure. By considering various factors such as materials, environmental conditions, and safety margins, engineers can create designs that protect against potential failures. Ongoing maintenance and inspection further reinforce the importance of adhering to design pressure standards, safeguarding both people and the environment from the risks associated with pressurized systems.

在工程和设计中，术语设计压力指的是一个系统或组件在其操作过程中安全承受的最大压力。这个概念在机械工程、土木工程和过程工程等多个领域至关重要。理解设计压力对于确保在压力下运行的结构和系统的安全性和可靠性至关重要，例如管道、压力容器和储罐。在设计任何涉及压力的系统时，工程师必须考虑几个影响设计压力的因素。这些因素包括所用材料、环境条件和系统的预期用途。例如，运输天然气的管道与输送水的管道将具有不同的设计压力，因为所涉及流体的不同特性以及泄漏或破裂的潜在风险。设计压力的计算通常考虑最大预期操作压力，并加上安全余量，以适应压力的意外波动或冲击。这一安全余量至关重要，因为它有助于防止可能导致严重事故、环境损害或生命损失的灾难性故障。工程师通常参考美国机械工程师协会（ASME）或美国石油协会（API）等已建立的规范和标准，以确定其项目的适当设计压力值。此外，材料选择在确定设计压力方面也起着重要作用。不同材料在承受高压时具有不同的强度和弱点。例如，钢材因其强度和耐久性而常用于高压应用，而塑料可能适用于较低压力的系统。材料与其所含物质的相容性也至关重要；某些化学物质可能会随着时间的推移削弱材料，这必须在建立设计压力时予以考虑。除了材料选择外，温度和腐蚀等环境因素也必须考虑。高温会降低材料的强度，可能降低有效的设计压力。同样，腐蚀性环境会导致材料降解，因此需要降低设计压力以确保安全。工程师必须进行彻底的分析和测试，以预测这些因素如何影响设计在时间上的性能和完整性。设计压力的影响超出了初始设计阶段。定期维护和检查对于确保系统继续在其设计压力限制内运行是必要的。随着时间的推移，磨损和环境变化可能会改变组件的结构完整性，如果不及时处理，可能导致潜在的故障。因此，理解设计压力不仅仅是关于初始计算，还涉及到在系统生命周期中的持续警觉和管理。总之，设计压力是工程中的一个基本概念，确保在压力下运行的系统的安全性和有效性。通过考虑材料、环境条件和安全余量等各种因素，工程师可以创建保护措施，以防止潜在的故障。持续的维护和检查进一步加强了遵循设计压力标准的重要性，保护人们和环境免受与加压系统相关的风险。