open loop

简明释义

开路

英英释义

例句

1.An open loop irrigation system relies on predetermined schedules rather than soil moisture sensors.

开环灌溉系统依赖预定的时间表，而不是土壤湿度传感器。

2.The temperature control in this oven is open loop, meaning it doesn't adjust based on the actual temperature inside.

这个烤箱的温度控制是开环的，这意味着它不会根据内部实际温度进行调整。

3.In marketing, an open loop strategy might involve sending out a campaign without tracking responses.

在营销中，开环策略可能涉及发送一项活动而不跟踪响应。

4.In control systems, an open loop system is one that does not use feedback to adjust its output.

在控制系统中，开环系统是指不使用反馈来调整其输出的系统。

5.The washing machine operates in an open loop mode, running through its cycles without measuring the cleanliness of the clothes.

洗衣机以开环模式运行，在不测量衣物清洁度的情况下完成其循环。

作文

In the realm of systems and processes, the term open loop refers to a control system that operates without feedback. This means that once an action is initiated, there is no mechanism in place to measure the outcome or adjust the process accordingly. For instance, consider a simple example of a toaster. When you set the timer and start toasting your bread, the toaster will continue to operate for the predetermined time, regardless of whether the bread is perfectly toasted or burnt. The toaster does not have the ability to monitor the state of the toast; it simply follows the initial command. This lack of feedback is what characterizes an open loop system. The concept of open loop systems can be applied to various fields, including engineering, economics, and even daily life. In engineering, an open loop control system might be used in applications where precision is not critical, or where the system's behavior can be predicted with a high degree of certainty. For example, a washing machine may operate on an open loop system during the rinse cycle if the amount of water used and the duration of the rinse are consistent. However, if the machine were to measure the cleanliness of the clothes and adjust the rinse cycle accordingly, it would then be considered a closed-loop system. In contrast, a closed-loop system incorporates feedback to adjust its operations based on the results of previous actions. This is akin to a thermostat that regulates temperature by measuring the current temperature and adjusting the heating or cooling output to maintain a desired setting. The feedback mechanism allows for more precise control and adaptability, whereas an open loop system relies solely on pre-set parameters.Understanding the differences between open loop and closed-loop systems is crucial for designing effective processes. In situations where conditions are unpredictable or variable, relying on an open loop system could lead to inefficiencies or undesirable outcomes. For instance, in manufacturing, using an open loop process to control production rates without considering real-time data can result in overproduction or underproduction, leading to wasted resources and increased costs.Moreover, the open loop concept extends beyond technical applications into everyday decision-making. For instance, when someone decides to follow a diet plan without monitoring their progress or making adjustments based on their body's response, they are essentially operating on an open loop basis. This approach may work temporarily, but without feedback, it can lead to unsustainable habits or failure to achieve long-term goals.In conclusion, the term open loop encapsulates a fundamental principle of control systems, emphasizing the absence of feedback mechanisms. While open loop systems can be useful in certain contexts, understanding their limitations is essential for achieving optimal results. Whether in engineering, economics, or personal decision-making, recognizing when to implement feedback loops can significantly enhance effectiveness and efficiency. By learning to balance open loop and closed-loop approaches, individuals and organizations can navigate complexities and make informed choices that lead to better outcomes.

在系统和过程的领域，术语open loop指的是一种不依赖反馈的控制系统。这意味着一旦启动某个动作，就没有机制来衡量结果或相应地调整过程。例如，考虑一个简单的例子：烤面包机。当你设置好定时器并开始烘烤面包时，烤面包机将继续按照预定时间工作，无论面包是烤得恰到好处还是烧焦。烤面包机没有能力监控吐司的状态；它只是遵循最初的命令。这种缺乏反馈的特性就是open loop系统的特点。open loop系统的概念可以应用于多个领域，包括工程、经济学，甚至日常生活。在工程中，open loop控制系统可能用于精度要求不高的应用，或者系统的行为可以以较高的确定性进行预测。例如，如果洗衣机在冲洗周期中使用的水量和冲洗时间是一致的，它可能会在open loop系统下运行。然而，如果机器能够测量衣物的清洁度并相应调整冲洗周期，那么它就被视为闭环系统。相比之下，闭环系统通过反馈来调整其操作，以基于先前动作的结果进行调整。这就像一个温控器，通过测量当前温度并调整加热或冷却输出以维持所需设置来调节温度。反馈机制允许更精确的控制和适应性，而open loop系统仅依赖于预设参数。理解open loop和闭环系统之间的差异对于设计有效的过程至关重要。在条件不可预测或可变的情况下，依赖open loop系统可能导致低效或不良结果。例如，在制造业中，使用open loop过程控制生产率而不考虑实时数据可能导致过度生产或不足生产，从而导致资源浪费和成本增加。此外，open loop概念不仅限于技术应用，还扩展到日常决策中。例如，当某人决定遵循饮食计划而不监测自己的进展或根据身体反应进行调整时，他们实际上是在以open loop的方式运作。这种方法可能暂时有效，但如果没有反馈，可能会导致不可持续的习惯或未能实现长期目标。总之，术语open loop概括了控制系统的一个基本原则，强调缺乏反馈机制。虽然open loop系统在某些上下文中可能有用，但理解其局限性对于实现最佳结果至关重要。无论是在工程、经济学还是个人决策中，认识到何时实施反馈循环都可以显著提高有效性和效率。通过学习平衡open loop和闭环方法，个人和组织可以驾驭复杂性，做出更明智的选择，从而获得更好的结果。