partial load

简明释义

部分负载

英英释义

例句

1.The power plant can adjust its output based on the partial load (部分负载) requirements of the grid.

电厂可以根据电网的部分负载 (partial load)需求调整其输出。

2.The HVAC system is designed to handle partial load (部分负载) conditions effectively.

HVAC系统设计用于有效处理部分负载 (partial load)条件。

3.When operating under partial load (部分负载), the efficiency of the system increases significantly.

在部分负载 (partial load)下运行时，系统的效率显著提高。

4.The server operates efficiently even under a partial load (部分负载) during peak hours.

即使在高峰时段，服务器在部分负载 (partial load)下仍然高效运行。

5.During testing, we ran the engine at a partial load (部分负载) to evaluate its performance.

在测试期间，我们将发动机以部分负载 (partial load)运行，以评估其性能。

作文

In the world of engineering and energy management, the term partial load refers to a situation where a machine or system operates below its maximum capacity. This concept is particularly important in the context of power plants and HVAC systems, where efficiency can vary significantly depending on the load level. Understanding partial load conditions is crucial for optimizing performance and reducing operational costs.When a power plant operates at partial load, it means that the demand for electricity is less than what the plant is capable of producing. This can occur during off-peak hours when fewer consumers are using electricity. Operating under partial load conditions often leads to decreased efficiency because many power generation systems are designed to run most efficiently at full capacity. For instance, a gas turbine may have a specific efficiency rating when running at full throttle, but when it is throttled back to meet lower demand, its efficiency can drop significantly.Similarly, in HVAC (Heating, Ventilation, and Air Conditioning) systems, partial load operation can lead to inefficiencies as well. These systems are typically sized to handle peak loads, which means they may not operate optimally when the demand is lower. For example, an air conditioning unit might use more energy to maintain a certain temperature when it is not running at full capacity. This can result in higher energy bills and unnecessary wear and tear on the equipment.To address the challenges associated with partial load operations, engineers and facility managers must implement strategies to improve overall system efficiency. One common method is to use variable-speed drives or frequency converters, which allow motors and compressors to adjust their output according to the actual demand rather than running at a constant speed. This adjustment can significantly improve the efficiency of the system during partial load conditions, leading to energy savings and reduced operational costs.Another strategy is to employ energy management systems that monitor and control energy usage in real time. By analyzing data on load patterns, these systems can optimize the operation of various components to ensure they work efficiently, even under partial load conditions. For example, if a building's cooling needs drop on a cooler day, the HVAC system can automatically adjust its output to match the lower demand, thus avoiding the inefficiencies of running at full capacity unnecessarily.In conclusion, understanding the concept of partial load is essential for anyone involved in energy management, engineering, or facility operations. By recognizing the implications of operating under partial load conditions and implementing appropriate strategies, organizations can enhance their efficiency, reduce costs, and minimize their environmental impact. As we move towards a more sustainable future, optimizing systems for partial load operation will become increasingly important, allowing us to make the most of our resources while meeting the demands of modern society.

在工程和能源管理的世界中，术语部分负载指的是机器或系统在低于其最大容量的情况下运行的情况。这个概念在发电厂和HVAC系统的背景下尤为重要，因为效率在负载水平不同的情况下可能会有显著变化。理解部分负载条件对优化性能和降低运营成本至关重要。当发电厂在部分负载下运行时，这意味着电力需求低于该厂的生产能力。这种情况可能发生在非高峰时段，当较少的消费者使用电力时。在部分负载条件下运行往往导致效率下降，因为许多发电系统设计时是为了在满负荷下运行最有效。例如，燃气轮机在全速运行时可能具有特定的效率等级，但当它被调节到满足较低需求时，其效率可能显著下降。同样，在HVAC（供暖、通风和空调）系统中，部分负载运行也可能导致低效率。这些系统通常被设计为能够处理峰值负载，这意味着在需求较低时，它们可能无法最佳运行。例如，当空调单位在未满负荷的情况下维持某一温度时，可能会消耗更多的能量。这可能导致更高的能源账单和设备不必要的磨损。为了应对与部分负载操作相关的挑战，工程师和设施管理人员必须实施策略以提高整体系统效率。一种常见的方法是使用变频驱动器或频率转换器，这使得电动机和压缩机能够根据实际需求调整输出，而不是以恒定速度运行。这种调整可以显著提高系统在部分负载条件下的效率，从而实现节能和降低运营成本。另一个策略是采用能源管理系统，实时监测和控制能源使用。通过分析负载模式的数据，这些系统可以优化各种组件的运行，确保它们即使在部分负载条件下也能高效工作。例如，如果建筑物的制冷需求在较凉爽的日子里下降，HVAC系统可以自动调整其输出，以匹配较低的需求，从而避免不必要地在满负荷下运行的低效率。总之，理解部分负载的概念对于任何参与能源管理、工程或设施运营的人来说都是至关重要的。通过认识到在部分负载条件下运行的影响并实施适当的策略，组织可以提高效率、降低成本并最小化环境影响。随着我们向更可持续的未来迈进，优化系统以适应部分负载操作将变得越来越重要，使我们能够充分利用资源，同时满足现代社会的需求。