magnetomotive

简明释义

英[mæɡˌniːtəʊˈməʊtɪv]美[mæɡˌniːtoʊˈmoʊtɪv;mæɡˌnetoʊˈ

adj. 磁势的；有磁力作用的

n. 磁势

英英释义

单词用法

同义词

反义词

例句

1.A unit of magnetomotive force in the meter-kilogram-second system equal to the magnetomotive force around a path linking one turn of a conducting loop carrying a current of one ampere.

磁通势单位等于安培的电流通过单位线圈时产生的磁通势；等于（待查表）吉伯。

2.The method compensates the stator current in the fault state in order to keep the magnetomotive force as that in normal state.

该方法以故障前后定子侧产生恒定磁动势为原则，对定子侧电流进行补偿。

3.This field force is called magnetomotive force (MMF), and is very much analogous to electromotive force (e) in an electric circuit.

这个场力被称作磁动力(mmf)，非常类似于电路中的电动里(E)。

4.Magnetomotive forces in the HSY field system are produced by combined action of permanent magnets and dc field winding.

HS y场系统中的磁动势是由永磁和直流励磁相互作用而产生。

5.Abstract: Research is done on the measuring cell, light path and data acquisition system of a magnetomotive oxygen measuring instrument.

摘要：对磁动式测氧仪的测量池、光路和数据采集系统进行了研究。

6.A unit of magnetomotive force in the meter-kilogram-second system equal to the magnetomotive force around a path linking one turn of a conducting loop carrying a current of one ampere.

磁通势单位等于安培的电流通过单位线圈时产生的磁通势；等于（待查表）吉伯。

7.The magnetomotive 磁动势 force in this circuit is essential for generating the magnetic field.

这个电路中的磁动势 magnetomotive 力对产生磁场至关重要。

8.The magnetomotive 磁动势 can be increased by adding more turns to the coil.

通过在线圈上增加更多的圈数，可以增加磁动势 magnetomotive。

9.Understanding the concept of magnetomotive 磁动势 is crucial for designing magnetic circuits.

理解磁动势 magnetomotive 的概念对于设计磁性电路至关重要。

10.Engineers must calculate the magnetomotive 磁动势 to ensure efficient operation of electric motors.

工程师必须计算磁动势 magnetomotive 以确保电动机的高效运行。

11.In a transformer, the magnetomotive 磁动势 drives the flux through the core.

在变压器中，磁动势 magnetomotive 驱动着磁通通过核心。

作文

In the field of electromagnetism, the term magnetomotive refers to the magnetic force that drives magnetic flux through a magnetic circuit. Understanding this concept is crucial for anyone studying electrical engineering or physics, as it plays a significant role in the functioning of various devices and systems. The magnetomotive force (MMF) is analogous to voltage in an electrical circuit; it is what causes magnetic lines of force to flow through materials. This concept can be better understood by considering how it applies to transformers, electric motors, and generators. These devices rely on the principles of magnetism to convert energy from one form to another, and the magnetomotive force is a key player in these processes.To delve deeper into the practical applications of magnetomotive forces, let’s explore how they are utilized in transformers. A transformer consists of two coils of wire, known as the primary and secondary windings, which are placed close to each other but are not electrically connected. When an alternating current flows through the primary winding, it generates a magnetomotive force that creates a changing magnetic field. This changing magnetic field induces a voltage in the secondary winding, allowing electrical energy to be transferred from one coil to another. The efficiency of this energy transfer is largely determined by the strength of the magnetomotive force and the characteristics of the core material used in the transformer.Electric motors also illustrate the importance of magnetomotive forces. In a typical motor, when electrical current passes through the windings, it produces a magnetomotive force that interacts with the magnetic field generated by permanent magnets or electromagnets. This interaction creates torque, allowing the motor to convert electrical energy into mechanical energy. The design and efficiency of motors depend heavily on the effective use of magnetomotive forces, making it a critical area of study for engineers.Furthermore, generators operate on the same principle but in reverse. They convert mechanical energy into electrical energy by rotating a coil within a magnetic field. As the coil moves, it experiences a change in magnetic flux, which induces an electromotive force due to the magnetomotive effect. This induced voltage is what powers electrical circuits and devices.In summary, the concept of magnetomotive force is fundamental to understanding electromagnetism and its applications in technology. It serves as a bridge between electrical energy and magnetic fields, facilitating the operation of various devices that we rely on daily. By grasping the significance of magnetomotive forces, students and professionals alike can better appreciate the intricate relationship between electricity and magnetism, leading to advancements in engineering and technology. As we continue to innovate and develop new technologies, the role of magnetomotive forces will undoubtedly remain pivotal in shaping our future, highlighting the importance of mastering this essential concept in the world of science and engineering.

在电磁学领域，术语magnetomotive指的是驱动磁通通过磁路的磁力。理解这个概念对于任何学习电气工程或物理的人来说都是至关重要的，因为它在各种设备和系统的运行中起着重要作用。magnetomotive力（MMF）类似于电路中的电压；它是导致磁力线流过材料的原因。通过考虑它在变压器、电动机和发电机中的应用，可以更好地理解这一概念。这些设备依赖于磁性原理将能量从一种形式转换为另一种形式，而magnetomotive力在这些过程中是一个关键因素。为了更深入地探讨magnetomotive力的实际应用，让我们看看它在变压器中的利用。变压器由两组线圈组成，称为初级和次级绕组，它们彼此靠近，但没有电连接。当交流电流通过初级绕组时，它产生一个magnetomotive力，形成一个变化的磁场。这个变化的磁场在次级绕组中感应出电压，从而允许电能从一个线圈转移到另一个线圈。这种能量转移的效率在很大程度上取决于magnetomotive力的强度和变压器中使用的核心材料的特性。电动机也说明了magnetomotive力的重要性。在典型的电动机中，当电流通过绕组时，会产生一个magnetomotive力，与永久磁铁或电磁铁生成的磁场相互作用。这种相互作用产生扭矩，使电动机能够将电能转化为机械能。电动机的设计和效率在很大程度上依赖于对magnetomotive力的有效利用，使其成为工程师研究的关键领域。此外，发电机以相同的原理反向工作。它们通过在磁场中旋转线圈将机械能转化为电能。当线圈移动时，它会经历磁通的变化，这会因magnetomotive效应而感应出电动势。这种感应电压就是为电路和设备供电的来源。总之，magnetomotive力的概念对于理解电磁学及其在技术中的应用至关重要。它作为电能与磁场之间的桥梁，促进了我们日常依赖的各种设备的运行。通过掌握magnetomotive力的重要性，学生和专业人员可以更好地欣赏电与磁之间复杂的关系，从而推动工程和技术的进步。随着我们不断创新和开发新技术，magnetomotive力的作用无疑将在塑造我们的未来中保持关键地位，突显出掌握这一科学和工程领域基本概念的重要性。