safety factor

简明释义

安全率,安全因素

英英释义

例句

1.The manufacturer increased the safety factor on their products after several incidents.

制造商在几起事件后提高了其产品的安全系数。

2.In aerospace engineering, a safety factor of at least 1.5 is standard for critical components.

在航空航天工程中，关键组件的安全系数标准至少为1.5。

3.Construction codes often specify minimum safety factor requirements for different materials.

建筑规范通常规定不同材料的最低安全系数要求。

4.A higher safety factor is required for bridges to account for heavy traffic.

桥梁需要更高的安全系数以应对繁重的交通。

5.Engineers often calculate the safety factor to ensure structures can withstand unexpected loads.

工程师通常计算安全系数以确保结构能够承受意外载荷。

作文

In engineering and design, the concept of a safety factor plays a crucial role in ensuring the reliability and durability of structures and materials. A safety factor is essentially a measure of the load-carrying capacity of a system beyond the expected or actual loads it will encounter during its use. This concept is vital in various fields such as civil engineering, aerospace, and mechanical engineering, where the consequences of failure can be catastrophic. By incorporating a safety factor into designs, engineers can account for uncertainties in material properties, unexpected loads, and potential flaws in construction processes.For instance, consider the construction of a bridge. Engineers must calculate the maximum load that the bridge will need to support, including the weight of vehicles, pedestrians, and environmental factors like wind and snow. To ensure safety, they apply a safety factor to these calculations, which means they design the bridge to withstand significantly more than the maximum expected load. This additional margin provides a buffer against unforeseen circumstances that could otherwise lead to structural failure.The safety factor is often expressed as a ratio. For example, if the maximum expected load on a bridge is 10 tons, and the bridge is designed to hold 20 tons, the safety factor would be 2. This indicates that the bridge can theoretically support double the intended load, which enhances its safety and longevity. However, determining the appropriate safety factor requires careful consideration of many factors, including the type of materials used, the environment in which the structure will exist, and the potential risks associated with failure.In addition to structural engineering, the safety factor concept is also applied in product design. For example, when designing consumer electronics, manufacturers must consider the potential for overheating, electrical surges, and physical impacts. By applying a safety factor, they can ensure that their products will operate safely under various conditions without risking harm to users.Moreover, the application of a safety factor is not limited to physical structures or products; it can also be relevant in financial contexts. In project management and investment, a safety factor might refer to the cushion built into budgets or timelines to accommodate unforeseen expenses or delays. This approach helps businesses remain resilient in the face of uncertainty, allowing them to absorb shocks without jeopardizing their overall objectives.In conclusion, the safety factor is a fundamental principle that underscores the importance of precaution and preparedness in engineering, design, and management. By integrating a safety factor into their work, professionals can mitigate risks and enhance the safety and reliability of their creations. Whether in the context of building bridges, designing electronics, or managing projects, the safety factor serves as a reminder that it is always better to err on the side of caution, ensuring that we build systems that can withstand not just the expected challenges, but also the unexpected ones that life may throw our way.

在工程和设计中，safety factor（安全系数）的概念在确保结构和材料的可靠性和耐用性方面发挥着至关重要的作用。safety factor（安全系数）本质上是一个系统承载能力的度量，超出了其使用过程中将遇到的预期或实际负荷。这个概念在土木工程、航空航天和机械工程等多个领域至关重要，因为失败的后果可能是灾难性的。通过在设计中引入safety factor（安全系数），工程师可以考虑材料特性的不确定性、意外负荷以及施工过程中的潜在缺陷。例如，考虑一座桥的建造。工程师必须计算桥梁需要支持的最大负荷，包括车辆、行人以及风雪等环境因素的重量。为了确保安全，他们在这些计算中应用safety factor（安全系数），这意味着他们设计的桥梁能够承受远超过最大预期负荷的重量。这种额外的余量为防范不可预见的情况提供了缓冲，否则可能导致结构失效。safety factor（安全系数）通常以比率表示。例如，如果一座桥的最大预期负荷为10吨，而桥的设计承载能力为20吨，则safety factor（安全系数）为2。这表明桥梁理论上可以支持双倍于预期负荷，从而增强其安全性和耐用性。然而，确定适当的safety factor（安全系数）需要仔细考虑许多因素，包括所用材料的类型、结构存在的环境以及与失效相关的潜在风险。除了结构工程，safety factor（安全系数）概念也适用于产品设计。例如，在设计消费电子产品时，制造商必须考虑过热、电涌和物理冲击的潜在风险。通过应用safety factor（安全系数），他们可以确保其产品在各种条件下安全运行，而不会对用户造成伤害。此外，safety factor（安全系数）的应用不仅限于物理结构或产品；它在财务背景中也可能相关。在项目管理和投资中，safety factor（安全系数）可能指的是预算或时间表中内置的缓冲，以适应不可预见的费用或延误。这种方法帮助企业在面对不确定性时保持韧性，使其能够吸收冲击而不危及整体目标。总之，safety factor（安全系数）是一个基本原则，强调了在工程、设计和管理中预防和准备的重要性。通过将safety factor（安全系数）融入他们的工作中，专业人士可以减轻风险，增强其创作的安全性和可靠性。无论是在建造桥梁、设计电子产品还是管理项目的背景下，safety factor（安全系数）都提醒我们，谨慎行事总是更好，确保我们构建的系统能够承受不仅是预期的挑战，还有生活可能带来的意外挑战。