nickelcadmium accumulator

简明释义

镍镉蓄电池

英英释义

例句

1.The performance of a nickelcadmium accumulator can degrade if not properly maintained.

如果不正确维护，镍镉蓄电池的性能可能会下降。

2.In emergency lighting systems, nickelcadmium accumulators provide reliable power.

在应急照明系统中，镍镉蓄电池提供可靠的电力。

3.Many power tools rely on nickelcadmium accumulators for their rechargeable battery systems.

许多电动工具依赖于其可充电电池系统中的镍镉蓄电池。

4.When disposing of a nickelcadmium accumulator, it is important to follow local regulations.

处理镍镉蓄电池时，遵循当地法规非常重要。

5.The nickelcadmium accumulator is widely used in portable electronic devices.

在便携式电子设备中广泛使用镍镉蓄电池。

作文

The world of technology has seen rapid advancements, especially in the field of energy storage. One of the most significant developments in this area is the nickelcadmium accumulator, which has played a crucial role in powering various devices and applications. Understanding what a nickelcadmium accumulator is, along with its advantages and disadvantages, can help us appreciate its importance in our daily lives.A nickelcadmium accumulator is a type of rechargeable battery that uses nickel oxide hydroxide and metallic cadmium as its electrodes. These batteries are known for their ability to deliver high discharge rates and can be recharged multiple times, making them a popular choice for portable electronic devices, power tools, and even some electric vehicles. The chemistry behind the nickelcadmium accumulator allows it to perform well in extreme temperatures, which is essential for applications that require reliability and durability.One of the primary advantages of the nickelcadmium accumulator is its longevity. These batteries can endure hundreds of charge and discharge cycles without significant degradation in performance. This makes them an excellent investment for users who rely on rechargeable batteries frequently. Moreover, the nickelcadmium accumulator provides a stable voltage output, ensuring that devices receive consistent power during operation.However, there are also some drawbacks associated with the nickelcadmium accumulator. One major concern is the environmental impact of cadmium, a toxic heavy metal. Improper disposal of nickelcadmium accumulators can lead to soil and water contamination, posing risks to both human health and wildlife. As a result, many countries have implemented regulations regarding the recycling and disposal of these batteries to mitigate their environmental impact.Another issue with nickelcadmium accumulators is the phenomenon known as 'memory effect.' This occurs when the battery is repeatedly recharged before it is fully discharged, leading to a decrease in its overall capacity. Users must be vigilant about fully discharging their nickelcadmium accumulators periodically to maintain optimal performance. Despite this drawback, many users still prefer nickelcadmium accumulators for their reliability and performance in demanding conditions.In recent years, alternative battery technologies, such as lithium-ion and nickel-metal hydride, have gained popularity due to their higher energy densities and lower environmental impact. Nevertheless, the nickelcadmium accumulator remains relevant in specific applications where high discharge rates and robustness are required. For instance, in emergency lighting systems and certain medical devices, the unique characteristics of nickelcadmium accumulators make them indispensable.In conclusion, the nickelcadmium accumulator has made a significant impact on the landscape of energy storage solutions. While it has its advantages, such as longevity and reliable performance, the environmental concerns associated with cadmium cannot be ignored. As technology continues to evolve, it is essential to weigh the pros and cons of different battery types, including the nickelcadmium accumulator, to make informed decisions that benefit both users and the environment.

在科技的世界中，尤其是在能源存储领域，迅速发展。这个领域最重要的发展之一是镍镉蓄电池，它在为各种设备和应用提供动力方面发挥了关键作用。理解镍镉蓄电池是什么，以及它的优缺点，可以帮助我们欣赏它在日常生活中的重要性。镍镉蓄电池是一种可充电电池，采用氢氧化镍和金属镉作为电极。这些电池因其能够提供高放电率而闻名，并且可以多次充电，使其成为便携式电子设备、电动工具甚至一些电动车辆的热门选择。镍镉蓄电池背后的化学原理使其在极端温度下表现良好，这对于需要可靠性和耐用性的应用至关重要。镍镉蓄电池的主要优点之一是其寿命。这些电池可以承受数百次充电和放电循环，而不会显著降低性能。这使得它们成为频繁依赖可充电电池的用户的绝佳投资。此外，镍镉蓄电池提供稳定的电压输出，确保设备在操作期间获得一致的电力。然而，镍镉蓄电池也存在一些缺点。一个主要问题是镉的环境影响，这是一种有毒重金属。对镍镉蓄电池的不当处置可能导致土壤和水源污染，给人类健康和野生动物带来风险。因此，许多国家已实施有关这些电池回收和处置的法规，以减轻其环境影响。镍镉蓄电池的另一个问题是被称为“记忆效应”的现象。当电池在未完全放电的情况下反复充电时，会导致其整体容量下降。用户必须定期完全放电他们的镍镉蓄电池以保持最佳性能。尽管存在这一缺点，但许多用户仍然偏爱镍镉蓄电池，因为它们在严苛条件下的可靠性和性能。近年来，锂离子电池和镍氢电池等替代电池技术因其更高的能量密度和较低的环境影响而受到欢迎。然而，在某些需要高放电率和坚固性的应用中，镍镉蓄电池仍然相关。例如，在应急照明系统和某些医疗设备中，镍镉蓄电池的独特特性使其不可或缺。总之，镍镉蓄电池对能源存储解决方案的格局产生了重大影响。虽然它具有如长寿命和可靠性能等优点，但与镉相关的环境问题不容忽视。随着技术的不断发展，权衡不同电池类型的优缺点，包括镍镉蓄电池，以做出既有利于用户又有利于环境的明智决策至关重要。