magnetic confinement

简明释义

磁约束

英英释义

例句

1.Scientists are studying the effects of different materials on the efficiency of magnetic confinement 磁约束 systems.

科学家们正在研究不同材料对磁约束系统效率的影响。

2.Advancements in magnetic confinement 磁约束 technology could lead to more sustainable energy sources.

在磁约束技术上的进步可能会导致更可持续的能源来源。

3.The success of ITER depends largely on the effectiveness of its magnetic confinement 磁约束 techniques.

国际热核聚变实验堆（ITER）的成功在很大程度上取决于其磁约束技术的有效性。

4.The research team is exploring new methods of magnetic confinement 磁约束 to improve plasma stability.

研究团队正在探索新的方法来改善等离子体稳定性的磁约束。

5.In fusion reactors, magnetic confinement 磁约束 plays a crucial role in maintaining the high temperatures needed for nuclear fusion.

在聚变反应堆中，磁约束在维持核聚变所需的高温方面起着至关重要的作用。

作文

Magnetic confinement is a crucial concept in the field of nuclear fusion, which aims to replicate the processes that power the sun and other stars. The idea behind magnetic confinement (磁约束) is to use magnetic fields to contain and stabilize a hot plasma, allowing for the conditions necessary for fusion reactions to take place. This method is particularly important because achieving the high temperatures and pressures required for fusion is incredibly challenging. In this essay, I will explore the principles behind magnetic confinement (磁约束), its applications, and the future prospects of this technology.To understand magnetic confinement (磁约束), it is essential to first grasp what plasma is. Plasma is often referred to as the fourth state of matter, consisting of charged particles, including ions and electrons. In fusion reactors, the goal is to heat this plasma to extremely high temperatures, on the order of millions of degrees Celsius, so that the nuclei of hydrogen isotopes can overcome their natural repulsion and collide with enough energy to fuse together. However, at such high temperatures, the plasma becomes unstable and tends to disperse. This is where magnetic confinement (磁约束) comes into play.The most common design for magnetic confinement (磁约束) is the tokamak, a device shaped like a doughnut. Inside the tokamak, powerful magnetic fields are generated using coils of wire. These magnetic fields create a 'magnetic bottle' that holds the plasma in place, preventing it from coming into contact with the walls of the reactor. By carefully controlling the strength and configuration of these magnetic fields, scientists can maintain the stability of the plasma and keep it hot enough for fusion to occur.One of the significant advantages of magnetic confinement (磁约束) is that it allows for continuous operation. Unlike inertial confinement methods, which rely on lasers or other forms of energy to compress fuel pellets, magnetic confinement (磁约束) can sustain a plasma for longer periods. This characteristic is vital for practical energy generation, as it increases the chances of achieving a net positive energy output from fusion reactions.Despite its potential, magnetic confinement (磁约束) faces several challenges. One of the primary issues is the need for advanced materials that can withstand the extreme conditions inside a fusion reactor. The walls of the tokamak must endure not only high temperatures but also neutron bombardment from the fusion reactions. Researchers are actively exploring new materials and designs to address this problem.Moreover, achieving the necessary conditions for fusion—specifically, the right temperature, density, and confinement time—remains a significant hurdle. Scientists are continually working on improving the efficiency of magnetic confinement (磁约束) systems through innovations in technology and design. The ITER project, an international collaboration based in France, aims to demonstrate the feasibility of fusion energy through magnetic confinement (磁约束) on a large scale. If successful, ITER could pave the way for commercial fusion reactors in the future.In conclusion, magnetic confinement (磁约束) is a pivotal technology in the pursuit of fusion energy, offering a promising pathway to a sustainable and virtually limitless energy source. As researchers continue to tackle the challenges associated with this method, the dream of harnessing the power of the stars may one day become a reality. The advancements in magnetic confinement (磁约束) research not only hold the key to future energy solutions but also inspire hope for a cleaner and more efficient world.

磁约束是核聚变领域的一个关键概念，旨在复制太阳和其他恒星的能量产生过程。磁约束（磁约束）的基本思想是利用磁场来限制和稳定高温等离子体，从而创造出进行聚变反应所需的条件。这种方法尤其重要，因为达到聚变所需的高温和高压是极具挑战性的。在这篇文章中，我将探讨磁约束（磁约束）的原理、应用以及该技术的未来前景。要理解磁约束（磁约束），首先必须了解等离子体是什么。等离子体通常被称为物质的第四种状态，由带电粒子（包括离子和电子）组成。在聚变反应堆中，目标是将这种等离子体加热到极高的温度，达到数百万摄氏度的级别，以便氢同位素的原子核能够克服自然排斥力并以足够的能量碰撞融合。然而，在如此高的温度下，等离子体变得不稳定，倾向于扩散。这就是磁约束（磁约束）发挥作用的地方。磁约束（磁约束）的最常见设计是托卡马克，这是一种呈甜甜圈状的装置。在托卡马克内部，通过电线圈产生强大的磁场。这些磁场形成了一个“磁瓶”，将等离子体固定在适当的位置，防止其与反应堆的壁面接触。通过仔细控制这些磁场的强度和配置，科学家可以保持等离子体的稳定性，并使其保持足够的高温以进行聚变。磁约束（磁约束）的一个显著优势是它允许连续操作。与依赖激光或其他形式的能量来压缩燃料颗粒的惯性约束方法不同，磁约束（磁约束）可以持续较长时间。这一特性对实际能源产生至关重要，因为它增加了从聚变反应中获得净正能量输出的机会。尽管有潜力，磁约束（磁约束）仍面临着几个挑战。主要问题之一是需要先进材料来承受聚变反应堆内的极端条件。托卡马克的壁面不仅必须忍受高温，还必须承受来自聚变反应的中子轰击。研究人员正在积极探索新的材料和设计来解决这个问题。此外，实现聚变所需的条件——特别是合适的温度、密度和约束时间——仍然是一个重大障碍。科学家们不断努力通过技术和设计创新来提高磁约束（磁约束）系统的效率。国际热核聚变实验反应堆（ITER）项目，作为一个位于法国的国际合作项目，旨在大规模演示聚变能的可行性。如果成功，ITER可能为未来的商业聚变反应堆铺平道路。总之，磁约束（磁约束）是追求聚变能的关键技术，为可持续和几乎无限的能源来源提供了有希望的途径。随着研究人员继续解决与这种方法相关的挑战，利用星星的力量的梦想有一天可能会实现。磁约束（磁约束）研究的进展不仅掌握了未来能源解决方案的关键，也激发了人们对一个更清洁、更高效世界的希望。