net load

简明释义

净负载

英英释义

例句

1.The shipping company charges based on the net load rather than the gross weight.

这家运输公司根据净载重而不是总重量收费。

2.Calculating the net load helps in determining the shipping costs accurately.

计算净载重有助于准确确定运输成本。

3.The truck's net load is calculated after subtracting the weight of the vehicle itself.

在减去车辆自身的重量后，卡车的净载重被计算出来。

4.Before departure, the driver verified the net load to avoid overloading.

在出发前，司机核实了净载重以避免超载。

5.To maximize efficiency, we need to ensure that the net load is within the truck's capacity.

为了最大化效率，我们需要确保净载重在卡车的承载能力范围内。

作文

In the context of electrical engineering and power systems, the term net load refers to the total demand for electricity on a grid after accounting for the generation from renewable sources such as solar and wind. Understanding net load is crucial for utilities and grid operators because it helps them manage the balance between supply and demand. When the generation from renewables is high, the net load decreases, which can lead to challenges in maintaining grid stability. Conversely, when renewable generation is low, the net load increases, requiring more support from conventional power plants.To illustrate this concept, let’s consider a sunny day where a significant amount of electricity is generated from solar panels. During peak sunlight hours, the output from these solar panels can greatly reduce the net load on the grid. This means that the traditional fossil fuel or nuclear power plants can operate at a lower capacity, thus reducing their emissions and operating costs. However, if the weather changes and the sun disappears behind clouds, the net load will rise, and grid operators must quickly adjust their resources to meet this newfound demand.The calculation of net load involves several factors, including the total electricity demand and the amount of electricity generated from renewable sources. For example, if the total demand for electricity in a region is 10,000 megawatts (MW) and the solar and wind farms are generating 3,000 MW, the net load would be 7,000 MW. This figure is essential for planning and operational purposes, allowing grid operators to determine how much energy needs to be supplied by conventional sources.Moreover, understanding net load is vital for integrating more renewable energy into the grid. As more renewable energy sources are added to the energy mix, the variability of net load increases, making it more challenging to predict and manage. This has led to the development of advanced forecasting techniques and energy storage solutions that can help mitigate the fluctuations in net load. For instance, batteries can store excess energy produced during periods of low net load and release it during times of high demand, ensuring a more stable and reliable electricity supply.In conclusion, the concept of net load is fundamental in the transition towards a more sustainable energy future. As we continue to increase our reliance on renewable energy sources, understanding and managing net load will become even more critical. Utilities must adapt to these changes by investing in technology and infrastructure that can handle the complexities associated with variable energy generation. By doing so, we can ensure a balanced and resilient power system that meets the needs of consumers while minimizing environmental impact.

在电气工程和电力系统的背景下，术语净负荷指的是在考虑可再生能源（如太阳能和风能）发电后，电网对电力的总需求。理解净负荷对于公用事业和电网运营商至关重要，因为它帮助他们管理供需之间的平衡。当可再生能源的发电量较高时，净负荷会减少，这可能导致维持电网稳定性的挑战。相反，当可再生能源的发电量较低时，净负荷会增加，这就需要更多来自传统发电厂的支持。为了说明这一概念，让我们考虑一个阳光明媚的日子，此时从太阳能电池板产生的电力显著降低了电网的净负荷。在峰值阳光时段，这些太阳能电池板的输出可以大大减少净负荷，这意味着传统的化石燃料或核电厂可以以较低的产能运行，从而减少排放和运营成本。然而，如果天气发生变化，阳光被云层遮挡，净负荷将上升，电网运营商必须迅速调整资源以满足新出现的需求。净负荷的计算涉及多个因素，包括电力的总需求和可再生能源产生的电量。例如，如果某个地区的电力总需求为10,000兆瓦（MW），而太阳能和风能发电场产生3,000兆瓦，则净负荷为7,000兆瓦。这个数字对于规划和运营目的至关重要，使电网运营商能够确定需要由传统来源提供多少能源。此外，理解净负荷对于将更多可再生能源整合到电网中至关重要。随着可再生能源来源的增加，净负荷的可变性也随之增加，使得预测和管理变得更加复杂。这促使开发先进的预测技术和能源存储解决方案，以帮助缓解净负荷的波动。例如，电池可以在净负荷较低时储存多余的能量，并在需求高峰时期释放，从而确保电力供应更加稳定可靠。总之，净负荷的概念在向更可持续的能源未来转型中是基本的。随着我们对可再生能源的依赖不断增加，理解和管理净负荷将变得更加关键。公用事业公司必须通过投资于能够处理与可变能源发电相关的复杂性的技术和基础设施来适应这些变化。这样，我们就可以确保一个平衡和弹性的电力系统，满足消费者的需求，同时最小化对环境的影响。