capacity factor

简明释义

利用率

英英释义

例句

1.Solar panels typically have a capacity factor (容量因子) around 20% due to varying sunlight conditions.

由于阳光条件变化，太阳能电池板的容量因子(容量因子)通常在20%左右。

2.Utilities monitor the capacity factor (容量因子) of their power plants to assess performance.

公用事业公司监测其发电厂的容量因子(容量因子)以评估性能。

3.A higher capacity factor (容量因子) means that a power plant is producing more energy relative to its maximum potential.

更高的容量因子(容量因子)意味着发电厂相对于其最大潜力生产了更多的能源。

4.The capacity factor (容量因子) of geothermal plants is often above 90%, making them reliable sources of energy.

地热电厂的容量因子(容量因子)通常超过90%，使其成为可靠的能源来源。

5.The wind farm achieved a high capacity factor (容量因子) of 45%, indicating it operated efficiently.

该风电场的容量因子(容量因子)达到45%，表明其运行效率高。

作文

In the realm of energy production, understanding the efficiency and effectiveness of power plants is crucial. One key metric that helps in assessing this performance is the capacity factor. The capacity factor is defined as the ratio of the actual output of a power plant to its potential output if it were possible for it to operate at full capacity during a specific period. In simpler terms, it measures how often a power plant runs at maximum output compared to how much it could produce if it were running all the time.To illustrate, consider a wind farm with a total installed capacity of 100 megawatts (MW). If this wind farm generates 300,000 megawatt-hours (MWh) of electricity over a year, the capacity factor can be calculated by dividing the actual generation by the maximum possible generation, which is the product of the capacity and the number of hours in a year. In this case, the maximum generation would be 100 MW multiplied by 8,760 hours (the number of hours in a year), yielding 876,000 MWh. Therefore, the capacity factor would be 300,000 MWh divided by 876,000 MWh, resulting in approximately 34.2%. This means that the wind farm operated at about one-third of its full potential over the year.The capacity factor is particularly important for renewable energy sources like wind and solar, which are subject to variability due to weather conditions. Unlike fossil fuel plants, which can run continuously and maintain a high capacity factor, renewable plants often experience fluctuations in their output. For instance, solar panels generate electricity only when the sun is shining, and their capacity factor may vary significantly based on geographical location and seasonal changes.Understanding the capacity factor also aids in planning and investment decisions. Energy investors and policymakers use this metric to evaluate the reliability and economic viability of different energy sources. A higher capacity factor indicates a more reliable source of energy that can contribute consistently to the grid, making it an attractive option for energy portfolios.Moreover, the capacity factor can influence the overall cost of electricity. Power plants with low capacity factors may require higher prices to cover their fixed costs, whereas those with high capacity factors can spread their costs over a larger amount of generated electricity, potentially leading to lower prices for consumers.In conclusion, the capacity factor is a vital metric in the energy sector that reflects the efficiency and reliability of power generation facilities. It provides insights into how effectively a power plant operates in relation to its maximum potential. As the world shifts towards more sustainable energy solutions, understanding and optimizing the capacity factor of renewable energy sources will be essential in ensuring a stable and reliable energy supply for the future. By comprehensively analyzing this metric, stakeholders can make informed decisions that promote the development of efficient energy systems, ultimately benefiting both the economy and the environment.

在能源生产领域，理解电厂的效率和效能至关重要。一个关键指标可以帮助评估这种性能，即容量因子。容量因子被定义为电厂实际输出与其潜在输出的比率，如果电厂能够在特定时期内以满负荷运转。简单来说，它衡量电厂在最大输出下运行的频率，与它如果一直运行时可能产生的电量相比。举例来说，考虑一个总装机容量为100兆瓦（MW）的风电场。如果该风电场在一年中生成了300,000兆瓦时（MWh）的电力，则可以通过将实际发电量除以最大可能发电量来计算容量因子，最大发电量是容量与一年小时数的乘积。在这种情况下，最大发电量将是100 MW乘以8,760小时（一年中的小时数），得出876,000 MWh。因此，容量因子为300,000 MWh除以876,000 MWh，结果约为34.2%。这意味着该风电场在一年中以大约三分之一的满负荷运转。容量因子对可再生能源来源如风能和太阳能尤其重要，因为这些能源由于天气条件而具有波动性。与可以连续运行并保持高容量因子的化石燃料电厂不同，可再生电厂的输出常常会受到波动。例如，太阳能电池板仅在阳光照射时产生电力，其容量因子可能会因地理位置和季节变化而显著不同。理解容量因子还有助于规划和投资决策。能源投资者和政策制定者使用这一指标来评估不同能源来源的可靠性和经济可行性。较高的容量因子表明一种更可靠的能源来源，可以持续稳定地向电网供电，使其成为能源组合中的有吸引力的选择。此外，容量因子还可以影响电力的整体成本。具有低容量因子的电厂可能需要更高的价格来覆盖其固定成本，而那些具有高容量因子的电厂则可以将其成本分摊到更多的发电量上，从而可能导致消费者的电价降低。总之，容量因子是能源部门中一个重要的指标，反映了发电设施的效率和可靠性。它提供了电厂在其最大潜力下的运行效果的见解。随着世界向更可持续的能源解决方案转变，理解和优化可再生能源来源的容量因子将对确保未来稳定可靠的能源供应至关重要。通过全面分析这一指标，利益相关者可以做出明智的决策，促进高效能源系统的发展，最终使经济和环境受益。