off -design behaviour

简明释义

非设计工况

英英释义

例句

1.The simulation revealed unexpected off-design behaviour that could lead to system failures.

模拟显示出意外的非设计行为，这可能导致系统故障。

2.To ensure reliability, we must analyze the off-design behaviour of the equipment under various load conditions.

为了确保可靠性，我们必须分析设备在各种负载条件下的非设计行为。

3.Understanding the off-design behaviour of the turbine is crucial for optimizing its performance.

理解涡轮的非设计行为对优化其性能至关重要。

4.The research focused on identifying the causes of off-design behaviour in the thermal system.

研究集中在识别热系统中非设计行为的原因。

5.The engineer noted that the system exhibited off-design behaviour when operating outside its specified parameters.

工程师注意到系统在超出其指定参数时表现出非设计行为。

作文

In engineering and design, understanding the concept of off-design behaviour is crucial for ensuring that systems operate effectively under various conditions. Off-design behaviour refers to the performance of a system when it operates outside its intended or optimal design parameters. This can occur in various fields, including aerospace, mechanical engineering, and thermodynamics, where systems are often subjected to conditions that differ from those for which they were originally designed. For instance, an aircraft engine may be optimized for cruising altitude and speed; however, during takeoff or landing, the engine experiences off-design behaviour due to changes in airflow, pressure, and temperature. Understanding these variations is essential for engineers to predict how the engine will perform under different scenarios and to make necessary adjustments to enhance reliability and safety.The significance of studying off-design behaviour cannot be overstated. In many cases, failing to account for these behaviours can lead to catastrophic failures. For example, in the case of turbines used in power generation, if the turbines are not designed to accommodate off-design behaviour, they may suffer from inefficiencies or even mechanical failure when operating at partial loads. Engineers must analyze the performance curves of these turbines at various operational points to ensure that they can handle a range of conditions without compromising performance or safety.Moreover, off-design behaviour is not limited to mechanical systems; it can also apply to chemical processes, such as those in reactors or distillation columns. When these systems operate outside their design specifications, the reaction rates, separation efficiencies, and overall yield can be significantly affected. Therefore, process engineers must conduct thorough simulations and sensitivity analyses to understand how these systems behave under different operating conditions. This understanding allows them to optimize processes, reduce waste, and improve overall efficiency.Furthermore, the study of off-design behaviour plays a vital role in the development of control systems. Control engineers must be aware of how systems will respond when faced with disturbances or changes in setpoints. By anticipating off-design behaviour, they can design controllers that maintain stability and performance even when the system is not operating within its ideal parameters. This proactive approach is essential in industries such as automotive and aerospace, where safety and performance are paramount.In conclusion, the concept of off-design behaviour is integral to the design and operation of various engineering systems. By understanding how systems respond when operating outside their intended parameters, engineers can improve reliability, safety, and efficiency. The implications of neglecting off-design behaviour can be severe, leading to inefficiencies, increased costs, and potential failures. Therefore, continuous research and analysis in this area are essential for advancing technology and ensuring the safe operation of complex systems across multiple industries.

在工程和设计中，理解“off-design behaviour”的概念对于确保系统在各种条件下有效运行至关重要。“off-design behaviour”是指系统在超出其预期或最佳设计参数时的性能。这种情况可能发生在多个领域，包括航空航天、机械工程和热力学，在这些领域中，系统往往面临与其最初设计不同的条件。例如，飞机发动机可能针对巡航高度和速度进行了优化；然而，在起飞或着陆过程中，由于气流、压力和温度的变化，发动机会经历“off-design behaviour”。理解这些变化对于工程师预测发动机在不同场景下的表现并进行必要的调整以增强可靠性和安全性至关重要。研究“off-design behaviour”的重要性不容小觑。在许多情况下，如果未能考虑这些行为，可能会导致灾难性的故障。例如，在发电中使用的涡轮机，如果涡轮机未能设计以适应“off-design behaviour”，则在部分负荷下操作时可能会遭受效率损失甚至机械故障。工程师必须分析这些涡轮机在各种操作点的性能曲线，以确保它们能够处理一系列条件，而不会影响性能或安全性。此外，“off-design behaviour”不仅限于机械系统；它也适用于化学过程，例如反应器或分馏塔。当这些系统在超出其设计规格的情况下运行时，反应速率、分离效率和整体产量可能会受到显著影响。因此，过程工程师必须进行彻底的模拟和灵敏度分析，以了解这些系统在不同操作条件下的行为。这种理解使他们能够优化过程，减少浪费，提高整体效率。此外，“off-design behaviour”的研究在控制系统的开发中也发挥着至关重要的作用。控制工程师必须意识到，当系统面临干扰或设定点变化时，其响应方式。通过预测“off-design behaviour”，他们可以设计保持稳定性和性能的控制器，即使系统未在理想参数范围内运行。这种前瞻性的方法在汽车和航空航天等行业中至关重要，因为安全性和性能至关重要。总之，“off-design behaviour”的概念对于各种工程系统的设计和运行至关重要。通过理解系统在超出其预期参数时的响应方式，工程师可以提高可靠性、安全性和效率。忽视“off-design behaviour”的后果可能会很严重，导致效率低下、成本增加和潜在故障。因此，在这一领域持续的研究和分析对于推动技术进步和确保复杂系统在多个行业中的安全运行至关重要。