ohmic losses

简明释义

欧姆损耗

英英释义

例句

1.In high-power applications, even small ohmic losses (欧姆损耗) can lead to significant heat generation.

在高功率应用中，即使是微小的<被标记为>ohmic losses（<被标记为>欧姆损耗）也会导致显著的热量产生。

2.To minimize ohmic losses (欧姆损耗), engineers often use materials with lower resistivity in electrical components.

为了最小化<被标记为>ohmic losses（<被标记为>欧姆损耗），工程师通常在电气组件中使用电阻率较低的材料。

3.The efficiency of the power transmission line can be significantly affected by ohmic losses (欧姆损耗) due to the resistance of the conductors.

由于导体的电阻，电力传输线的效率可能受到显著影响，尤其是<被标记为>ohmic losses（<被标记为>欧姆损耗）。

4.The design of the circuit was modified to reduce ohmic losses (欧姆损耗) and improve overall performance.

电路的设计经过修改，以减少<被标记为>ohmic losses（<被标记为>欧姆损耗）并提高整体性能。

5.During the testing phase, we observed that the ohmic losses (欧姆损耗) were higher than expected.

在测试阶段，我们观察到<被标记为>ohmic losses（<被标记为>欧姆损耗）比预期的要高。

作文

In the world of electrical engineering, understanding the concept of ohmic losses is crucial for designing efficient systems. Ohmic losses refer to the energy that is lost as heat when electric current passes through a conductor. This phenomenon occurs due to the inherent resistance in the material, which converts some of the electrical energy into thermal energy. The higher the resistance, the greater the ohmic losses will be, leading to reduced efficiency in electrical circuits.The significance of ohmic losses can be observed in various applications, from power transmission lines to household appliances. For instance, in power transmission, electricity travels long distances from power plants to consumers. During this journey, a portion of the energy is lost due to ohmic losses, which can account for a substantial percentage of the total energy produced. This loss not only affects the efficiency of the power system but also has economic implications, as more energy must be generated to meet demand.To mitigate ohmic losses, engineers employ several strategies. One common approach is to use conductors with lower resistance, such as copper or aluminum, which are known for their excellent conductive properties. Additionally, increasing the diameter of the conductors can also reduce resistance, thereby minimizing ohmic losses. Another effective method is to operate at higher voltages. By stepping up the voltage for transmission, the current can be reduced for the same amount of power, which consequently lowers the ohmic losses since losses are proportional to the square of the current.In residential settings, ohmic losses can affect the performance of electrical devices. For example, when using extension cords or power strips, the total length and gauge of the wire can significantly influence the resistance encountered by the current. If the resistance is too high, it can lead to noticeable heating and inefficiencies, which not only wastes energy but can also pose safety risks. Therefore, understanding and managing ohmic losses is essential for both safety and efficiency in everyday electrical usage.Moreover, the rise of renewable energy sources has brought new attention to the issue of ohmic losses. As solar panels and wind turbines become more prevalent, the need for efficient energy storage and distribution systems has never been greater. Engineers are now focusing on minimizing ohmic losses in battery systems and inverters to ensure that the maximum amount of energy generated is utilized effectively. Innovations in materials and technologies continue to emerge, promising to enhance the efficiency of electrical systems and reduce ohmic losses.In conclusion, ohmic losses are an integral aspect of electrical engineering that cannot be overlooked. They represent a significant challenge in both large-scale power systems and everyday electrical applications. By employing various strategies to minimize these losses, engineers can improve the overall efficiency of electrical systems, leading to economic savings and enhanced safety. As technology continues to advance, the importance of addressing ohmic losses will only grow, making it a pivotal area of focus for future innovations in the field of electrical engineering.

在电气工程的世界中，理解“欧姆损耗”的概念对于设计高效系统至关重要。“欧姆损耗”是指当电流通过导体时，作为热量损失的能量。这种现象是由于材料固有的电阻造成的，它将部分电能转化为热能。电阻越高，欧姆损耗就越大，从而导致电路效率降低。“欧姆损耗”的重要性可以在各种应用中观察到，从电力传输线路到家用电器。例如，在电力传输中，电力从发电厂长途运输到消费者。在这个过程中，由于欧姆损耗，一部分能量会损失，这可能占总生产能量的相当大比例。这种损失不仅影响电力系统的效率，还具有经济意义，因为必须产生更多的能量以满足需求。为了减轻欧姆损耗，工程师采用几种策略。一种常见的方法是使用电阻较低的导体，如铜或铝，这些材料以其优良的导电性能而闻名。此外，增加导体的直径也可以减少电阻，从而最小化欧姆损耗。另一种有效的方法是以更高的电压运行。通过提高电压进行传输，可以在相同功率下减少电流，这从而降低了欧姆损耗，因为损耗与电流的平方成正比。在住宅环境中，欧姆损耗会影响电气设备的性能。例如，在使用延长线或插线板时，导线的总长度和规格会显著影响电流遇到的电阻。如果电阻过高，可能会导致明显的加热和低效，这不仅浪费能源，还可能带来安全风险。因此，理解和管理欧姆损耗对日常电气使用的安全性和效率至关重要。此外，随着可再生能源的兴起，欧姆损耗的问题受到了新的关注。随着太阳能电池板和风力涡轮机的普及，对高效能量存储和分配系统的需求从未如此迫切。工程师们现在专注于最小化电池系统和逆变器中的欧姆损耗，以确保最大量的生成能量得到有效利用。材料和技术的创新不断出现，承诺提升电气系统的效率并减少欧姆损耗。总之，欧姆损耗是电气工程中不可忽视的重要方面。它们在大规模电力系统和日常电气应用中都代表着一个重大挑战。通过采用各种策略来最小化这些损失，工程师可以提高电气系统的整体效率，从而节省经济成本并增强安全性。随着技术的不断进步，解决欧姆损耗的重要性只会增加，使其成为电气工程领域未来创新的关键关注点。