ohmic loss
简明释义
电阻损失
英英释义
Ohmic loss refers to the energy dissipated as heat in a conductor due to its electrical resistance when an electric current passes through it. | 欧姆损耗是指当电流通过导体时,由于其电阻而以热能形式散失的能量。 |
例句
1.The ohmic loss 欧姆损耗 in the resistor was measured during the experiment.
在实验中测量了电阻器的ohmic loss 欧姆损耗。
2.To minimize ohmic loss 欧姆损耗, we used thicker wires in the design.
为了最小化ohmic loss 欧姆损耗,我们在设计中使用了更粗的电线。
3.Reducing ohmic loss 欧姆损耗 is crucial for improving the performance of power transmission lines.
减少ohmic loss 欧姆损耗对于提高电力传输线路的性能至关重要。
4.The solar panel system was designed to reduce ohmic loss 欧姆损耗 as much as possible.
太阳能电池板系统的设计旨在尽可能减少ohmic loss 欧姆损耗。
5.The engineers calculated the total ohmic loss 欧姆损耗 in the circuit to optimize its efficiency.
工程师计算了电路中的总ohmic loss 欧姆损耗以优化其效率。
作文
In the realm of electrical engineering, understanding the concept of ohmic loss is crucial for both theoretical and practical applications. Ohmic loss refers to the energy dissipated as heat in a conductor when an electric current passes through it. This phenomenon is primarily governed by Ohm's Law, which states that the current flowing through a conductor between two points is directly proportional to the voltage across the two points and inversely proportional to the resistance of the conductor. Therefore, whenever electric current flows through a resistor, some of the electrical energy is converted into thermal energy due to the resistance offered by the material. The significance of ohmic loss cannot be overstated, especially in high-power applications such as power transmission and distribution systems. In these systems, minimizing ohmic loss is essential to improve efficiency and reduce costs. For instance, in electrical grids, where electricity is transmitted over long distances, the resistive losses can lead to substantial energy wastage. Engineers often employ various strategies to mitigate ohmic loss, including using conductors made from materials with lower resistivity, such as copper or aluminum, and optimizing the cross-sectional area of the conductors to minimize resistance. Moreover, the impact of ohmic loss extends beyond just energy efficiency. It also affects the overall performance and reliability of electrical systems. Excessive ohmic loss can lead to overheating of components, which may result in failures or reduced lifespan of electrical devices. For example, in electronic circuits, if the ohmic loss is not managed properly, it can cause significant thermal stress on components like transistors and capacitors, leading to malfunction or damage. In renewable energy systems, such as solar panels and wind turbines, understanding ohmic loss is equally important. These systems often involve multiple connections and components, each contributing to the total resistance and subsequent ohmic loss. By carefully designing these systems and selecting appropriate materials, engineers can enhance the overall efficiency of energy conversion and storage. Furthermore, the rise of electric vehicles (EVs) has brought renewed attention to ohmic loss. As EVs rely heavily on batteries and electric motors, minimizing ohmic loss in the wiring and motor components is vital for extending the driving range and improving performance. Innovations in battery technology and motor design are continually being explored to address this challenge. In conclusion, ohmic loss is a fundamental concept in electrical engineering that plays a significant role in the efficiency and performance of electrical systems. Whether in power transmission, electronic circuits, renewable energy systems, or electric vehicles, understanding and managing ohmic loss is essential for achieving optimal results. As technology advances, ongoing research and development will continue to focus on minimizing ohmic loss to create more efficient and reliable electrical systems for the future.
欧姆损耗是电气工程领域中一个至关重要的概念,理解这一概念对理论和实际应用都非常重要。欧姆损耗指的是当电流通过导体时,作为热量散失的能量。这一现象主要受欧姆定律的支配,欧姆定律指出,流过导体的电流与两点之间的电压成正比,与导体的电阻成反比。因此,每当电流流过电阻时,由于材料所提供的电阻,一部分电能就会转化为热能。欧姆损耗的重要性不容小觑,尤其在高功率应用中,如电力传输和配电系统。在这些系统中,最小化欧姆损耗对于提高效率和降低成本至关重要。例如,在电网中,电力需要长距离传输,电阻损耗可能导致大量能量浪费。工程师们常常采用多种策略来减轻欧姆损耗,包括使用低电阻材料(如铜或铝)制成的导体,并优化导体的横截面积以减少电阻。此外,欧姆损耗的影响不仅仅局限于能效。它还会影响电气系统的整体性能和可靠性。过度的欧姆损耗可能导致组件过热,从而导致故障或电气设备的使用寿命缩短。例如,在电子电路中,如果欧姆损耗未得到妥善管理,可能会对晶体管和电容器等组件造成显著的热应力,导致其失效或损坏。在可再生能源系统中,例如太阳能电池板和风力涡轮机,理解欧姆损耗同样重要。这些系统通常涉及多个连接和组件,每个组件都会对总电阻和随之而来的欧姆损耗产生影响。通过仔细设计这些系统并选择合适的材料,工程师可以提高能量转换和存储的整体效率。此外,电动汽车(EV)的兴起使得欧姆损耗受到新的关注。由于电动汽车严重依赖电池和电动机,因此在电缆和电动机组件中最小化欧姆损耗对于延长行驶距离和改善性能至关重要。对电池技术和电动机设计的创新正在不断探索,以应对这一挑战。总之,欧姆损耗是电气工程中的一个基本概念,在电气系统的效率和性能中发挥着重要作用。无论是在电力传输、电子电路、可再生能源系统还是电动汽车中,理解和管理欧姆损耗对于实现最佳效果至关重要。随着技术的进步,持续的研究和开发将继续专注于最小化欧姆损耗,以创造更高效、更可靠的电气系统,迎接未来的挑战。
相关单词