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美亚历山大 著

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• 电路基础
• 电路分析
• 模拟电路
• 电子技术
• 高等教育
• 教材
• 电子工程
• 电气工程
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• 9787030320124

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出版社： 科学出版社

ISBN：9787030320124

商品编码：29623053597

包装：平装

出版时间：2011-08-01

基本信息

书名:电路基础(第4版)

：109.00元

售价：79.6元,便宜29.4元,折扣73

作者:(美)亚历山大

出版社：科学出版社

出版日期：2011-08-01

ISBN：9787030320124

字数：

页码：

版次：1

装帧：平装

开本：16开

商品重量：1.362kg

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内容提要

《电路基础(第四版)(英文影印版)》讲述了电路课程的基础知识，分为三个部分：部分是直流电路，包括基本定律和定理、无源元件及有源元件。第二部分是交流电路，包括相量、正弦稳态分析、功率、有效值、三相电路和频率响应。第三部分包括拉普拉斯变换、傅里叶级数、傅里叶变换和二端口网络分析。本书以电路的基础知识、分析方法为主体，并在此基础上适当地做了有创意的延伸与发展，加强了它与新技术的联系。
　　《电路基础(第四版)(英文影印版)》 可作为电类各专业课程的双语教材或参考书，也可供工程技术人员参考。

目录

preface xi
acknowledgments xvi
guided tour xviii
a note to the student xxiii
about the authors xxv
part 1 dc circuits 2
chapter 1 basic concepts 3
1.1 introduction 4
1.2 systems of units 4
1.3 charge and current 6
1.4 voltage 9
1.5 powerand energy 10
1.6 circuit elements 15
1.7 *applications 17
1.8 *problem solving 20
1.9 summary 23
chapter 2 basic laws 29
2.1 introduction 30
2.2 ohm's law 30

.2.3 *nodes, branches, andloops 35
2.4 kirchhoff's laws 37
2.5 series resistors and voltage division 43
2.6 parallel resistors and current division 45
2.7 *wye-detta transformations 52
2.8 *applications 58
2.9 summary 64
chapter 3 methods of analysis 81
3.1 introduction 82
3.2 nodal analysis 82
3.3 nodal analysis with voltage sources 88
3.4 mesh analysis 93
3.5 mesh analysis with current sources 98
3.6 *nodal and mesh analyses by inspection 100
3.7 nodal versus mesh analysis 104
3.8 circuit analysis with pspice 105
3.9 *applications: dc transistor circuits 107
3.10 summary 112
chapter 4 circuit theorems 127
4.1 introduction 128
4.2 linearity property 128
4.3 superposition 130
4.4 source transformation 135
4.5 thevenin's theorem 139
4.6 norton's theorem 145
4.7 *derivations of thevenin's and norton's theorems 149
4.8 maximum power transfer 150
4.9 verifying circuit theorems with pspice 152
4.10 *applications 155
4.11 summary 160
chapter 5 operational amplifiers 175
5.1 introduction 176
5.2 operational amplifiers 176
5.3 ideal op amp 179
5.4 inverting amplifier 181
5,5 noninvertingamplifier 183
5.6 summing amplifier 185
5.7 difference amplifier 187
5.8 cascaded qpamp circuits 191
5.9 op amp circuit analysis with pspice 194
5.10 tapplications 196
5.11 summary 199
chapter 6 capacitors and inductors 215
6.1 introduction 216
6.2 capacitors 216
6.3 series and parallel capacitors 222
6.4 inductors 226
6,5 series and parallel inductors 230
6,6 applications 233
6.7 summary 240
chapter 7 first-order circuits 253
7.1 introduction 254
7.2 thesource-free rccircuit 254
7.3 the source-free rt circuit 259
7.4 singularity functions 265
7.5 step response of an rccircuit 273
7.6 step response of an rt circuit 280
7.7 tfirst-qrder op amp circuits 284
7.8 transient analysis with pspice 289
7.9 applications 293
7.10 summary 299
chapter 8 second-order circuits 313
8.1 introduction 314
8.2 finding initial and final values 314
8.3 the source-free series rtc circuit 319
8.4 the source-free parallel rtc circuit 326
8.5 step response of a series rlc circuit 331
8.6 step response of a parallel rlc circuit 336
8.7 general second-order circuits 339
8.8 second-order op amp circuits 344
8.9 pspice analysis of rtccircuits 346
8.10 *duality 350
8.11 tapplications 353
8.12 summary 356
part 2 ac circuits 368
chapter 11 sinusoids and phasors 369
9.1 introduction 370
9.2 sinusoids 371
9.3 phasors 376
9.4 phasor relationships for circuit elements 385
9.5 impedance and admittance 387
9.6 *kirchhoff's laws in the frequency domain 389
9.7 impedance binations 390
9.8 tapptications 396
9.9 summary 402
chapter 10 sinusoidal steady-state analysis 413
10.1 introduction 414
10.2 nodal analysis 414
10.3 mesh analysis 417
10.4 superposition theorem 421
10.5 source transformation 424
10.6 thevenin and norton equivalent circuits 426
10.7 qp amp ac circuits 431
10.8 ac analysis using pspice 433
10.9 tapptications 437
10.10 summary 441
chapter 11 ac power analysis 457
11.1 introduction 458
11.2 instantaneous and average power 458
11.3 maximum average power transfer 464
11.4 effective or rms value 467
11.5 apparent power and power factor 470
11.6 plex power 473
11.7 tconservation of ac power 477
11.8 power factor correction 481
11.9 tapplications 483
11.10 summary 488
chapter 12 three-phase circuits 503
12.1 introduction 504
12.2 balanced three-phase voltages 505
12.3 balanced wye-wye connection 509
12.4 balanced wye-delta connection 512
12.5 balanced delta-delta connection 514
12.6 balanced delta-wye connection 516
12.7 power in a balanced system 519
12.8 tunbalanced three-phase systems 525
12.9 pspice for three-phase circuits 529
12.10 tapptications 534
12.11 summary 543
chapter 13 magically coupled circuits 555
13.1 introduction 556
13.2 mutual inductance 557
13.3 energy in a coupled circuit 564
13.4 linear transformers 567
133 ideal transformers 573
13.6 idealautotransformers 581
13.7 tthree-phase transformers 584
13.8 pspiceanatysis of magically coupled circuits 586
13.9 applications 591
13.10 summary 597
chapter 14 frequency response 613
14.1 introduction 614
14.2 transfer function 614
14.3 tthe decibel scale 617
14.4 bode plots 619
14.5 series resonance 629
14.6 parallel resonance 634
14.7 passive filters 637
14.8 active filters 642
14.9 scaling 648
14.10 frequencyresponse using pspice 652
14.11 putation using matlab 655
14.12 applications 657
14.13 summary 663
part 3 advanced circuit analysis 674
此处删去原书第15.16章。
chapter 17 the fourier series 755
17.1 introduction 756
17.2 trigonometric fourier series 756
17.3 symmetry considerations 764
17.4 circuit applications 774
17.5 average power and rms values 778
17.6 exponential fourier series 781
17.7 fourier analysis with pspice 787
17.8 tapplications 793
17.9 summary 796
此处删去原书第18章。
chapter 19 two-port works 849
19.1 introduction 850
19.2 impedance parameters 850
19.3 admittance parameters 855
19.4 hybrid parameters 858
19.5 transmission parameters 863
19.6 trelationships between
19.7 interconnection of works 871
19.8 puting two-port parameters using pspice 877
19.9 tapplications 880
19.10 summary 889
appendix a simultaneous equations and matrix inversion a
appendix b plex numbers a-9
appendix c mathematical formulas a-16
appendix d pspice for windows a-91
appendix e matlab a-46
appendix f kcide for circuits a-65
appendix g answers to odd-numbered problems a-75
bibliography b-1

作者介绍

文摘

序言

电路世界的奥秘：从直流到交流的系统探索 这是一本旨在为读者构建坚实电路理论基础的著作。它深入浅出地剖析了电子电路学的核心概念，从最基本的直流电路分析，逐步过渡到复杂多变的交流电路世界，并在此基础上延展至一些现代电子技术中至关重要的电路模块。本书力求在理论严谨与实践应用之间取得平衡，既能帮助读者理解电路的内在规律，又能为实际电路设计和故障排除提供有力的支撑。 第一部分：直流电路的基石 本部分是整个电路学习的起点，我们将从最基本的物理定律入手，建立对电路的直观认识。 电荷、电流与电压： 我们将首先探讨电荷的性质，理解它是物质的基本属性之一。在此基础上，我们将定义电流的概念，它是单位时间内通过导体横截面的电荷量，并深入理解电流的流动方向。紧接着，我们将引入电压，即单位电荷从一点移动到另一点时所做的功，它是驱动电荷移动的“动力”。通过对这两个基本量的深入理解，读者将能够初步把握电路的运行机制。 电阻与欧姆定律： 物质对电流的阻碍作用被称为电阻。本节将详细介绍电阻的物理概念、影响因素（如材料、长度、横截面积和温度），并引入描述导体中电流、电压和电阻之间关系的欧姆定律。这是分析和计算直流电路最 fundamental 的工具。我们将通过大量实例，演示如何运用欧姆定律解决简单的串联、并联电路问题。 功率与能量： 电路中的能量转换是其存在和应用的核心。我们将定义电功率，即单位时间内电能的消耗或转换速率，并推导出其计算公式。同时，我们将探讨电能的概念，以及如何在电路中计算消耗的电能。理解功率和能量对于设计高效电路、避免过载以及评估用电设备的能耗至关重要。 串联与并联电路： 这是分析直流电路的基本方法。我们将系统地讲解串联电路的电压、电流和电阻特性，理解在串联电路中，总电阻等于各分电阻之和，总电压等于各分电压之和，各处电流相等。然后，我们将深入探讨并联电路的特性，理解在并联电路中，总电流等于各支路电流之和，总电压等于各支路电压之和，总电阻的倒数等于各分电阻倒数之和。通过对比和综合分析，读者将能够熟练运用这些规律解决复杂的串并联混合电路。 基尔霍夫定律： 当电路变得复杂，无法简单应用串并联规则时，基尔霍夫定律提供了强大的分析工具。我们将详细讲解基尔霍夫电流定律（KCL）和基尔霍夫电压定律（KVL）。KCL 基于电荷守恒，指出在电路的任何一个节点，流入节点的总电流等于流出节点的总电流。KVL 基于能量守恒，指出在电路的任何一个闭合回路中，所有元件上的电压之和等于零。我们将演示如何利用这两个定律列写方程组，求解复杂直流电路中的未知量。 电路分析方法： 除了上述基本定律，本部分还将介绍一些更高级的电路分析技术，如节点电压法和网孔电流法。这些方法能够系统地简化复杂电路的分析过程，提高解题效率。我们将通过具体的算例，详细演示这些方法的应用步骤和技巧。 实际元器件： 除了理想的电阻、电压源和电流源，我们还将介绍实际电路中常见的元件，如实际电源（具有内阻）、开关等，并分析它们对电路分析的影响。 第二部分：交流电路的动态世界 一旦掌握了直流电路的基础，我们便踏入了更加广阔和动态的交流电路领域。 正弦交流电的产生与表示： 本节将解释交流电是如何产生的，重点介绍旋转磁场切割导体产生的感应电动势。我们将详细阐述正弦交流电的三个基本要素：最大值（幅值）、频率和初相位，并引入描述正弦量的数学表达式。 相量分析法： 为了简化交流电路的分析，我们引入了相量这一强大的数学工具。相量将时域的正弦量转化为复数域的向量，将复杂的微分方程转化为代数方程，极大地简化了计算。我们将详细讲解相量的定义、表示方法以及相量运算规则。 交流电路中的电阻、电感与电容： 我们将分别探讨电阻、电感和电容在交流电路中的特性。电阻在交流电路中表现与直流电路相似，但电感和电容则呈现出“感抗”和“容抗”的概念，它们是电感和电容对交流电流的阻碍作用，且与频率有关。我们将详细推导感抗和容抗的计算公式。 RLC串联与并联电路： 本部分将是交流电路分析的核心。我们将系统地分析RLC串联电路和并联电路的阻抗、电流、电压和功率。特别地，我们将深入探讨RLC电路的谐振现象，理解在谐振时电路的特殊性质，以及其在选频电路等方面的应用。 功率因数与功率： 交流电路中的功率概念比直流电路更加复杂。我们将区分有功功率、无功功率和视在功率，并引入功率因数的概念。低功率因数会影响电力系统的效率，因此提高功率因数具有重要的实际意义。我们将介绍提高功率因数的方法。 三相交流电路： 在工业和电力传输领域，三相交流电路占据着主导地位。我们将介绍三相交流电的产生原理，以及三相发电机、三相变压器和三相电动机的工作原理。我们将深入分析三相电源和负载的连接方式（星形和三角形），以及它们在电流、电压和功率方面的关系。 第三部分：更广阔的电路领域 在掌握了基本的直流和交流电路理论后，本书将进一步拓展到一些更高级且在现代电子技术中不可或缺的电路领域。 瞬态分析： 许多电路在接入或断开电源的瞬间会发生动态变化，这被称为瞬态过程。本部分将介绍如何运用微分方程和拉普拉斯变换等数学工具，对电路的瞬态响应进行分析，以了解电路在不同状态下的行为。 非正弦周期信号分析： 实际电路中，信号并不总是简单的正弦波。非正弦周期信号（如方波、锯齿波）在通信、数字电路等领域广泛存在。本部分将介绍傅里叶级数，将其用于分解非正弦周期信号为一系列正弦分量，从而利用已掌握的交流电路分析方法来处理这些信号。 二端口网络： 许多电子器件和电路模块可以被抽象为一个“二端口网络”，即只有两个端口（输入端口和输出端口）可以与外部电路进行能量交换。本部分将介绍描述二端口网络的各种参数（如阻抗参数、导纳参数、传输参数等），以及如何将它们应用于电路分析和设计。 滤波器与信号调理： 滤波器在信号处理中扮演着至关重要的角色，它们能够选择性地允许某些频率的信号通过，而阻止其他频率的信号。本部分将介绍不同类型的滤波器（如低通、高通、带通、带阻滤波器）的原理和设计方法，以及它们在音频、通信等领域的应用。 运算放大器与基本模拟电路： 运算放大器（Op-amp）是现代模拟电子技术的核心元件之一。本部分将介绍运算放大器的基本原理和特性，并重点讲解其在各种模拟电路中的应用，如放大器、积分器、微分器、比较器等。 数字电路基础（简述）： 为了让读者对现代电子技术有一个更全面的认识，本书将简要介绍数字电路的基本概念，包括逻辑门、布尔代数、组合逻辑电路和时序逻辑电路。虽然这不是本书的重点，但它能为读者进一步学习数字电路打下初步的认识基础。 本书的编写风格注重逻辑清晰，概念循序渐进。在每个章节中，我们都会通过直观的图示、生动的类比和详细的算例，帮助读者深入理解抽象的电路原理。理论分析与实际应用紧密结合，旨在培养读者独立分析和解决电路问题的能力。无论您是电子工程专业的学生，还是对电路技术充满兴趣的爱好者，本书都将是您探索电路奥秘的理想伙伴。

评分☆☆☆☆☆

As a seasoned practitioner in a related field, I often find myself needing to refresh or deepen my understanding of fundamental electrical principles. This book has proven to be an invaluable resource in that regard. It doesn't shy away from the rigorous mathematical treatment required for accurate circuit analysis, yet it manages to maintain a level of readability that is commendable. The authors clearly have a deep understanding of their subject matter and are adept at conveying it. The progression from DC circuits to AC circuits, and the introduction of concepts like impedance and resonance, are handled with clarity and precision. I particularly value the emphasis on analytical methods, which are crucial for troubleshooting and designing complex systems. While the book is undoubtedly a textbook, it reads with an authority and depth that suggests it is informed by practical experience. It's the kind of book that you can return to time and again, always finding new insights or a clearer perspective on established principles. The detailed explanations and comprehensive coverage make it a reliable reference for anyone who needs to work with electrical circuits.

评分☆☆☆☆☆

The sheer volume of information packed into this textbook is quite remarkable. It’s not an exaggeration to say that it covers a vast landscape of fundamental electrical concepts. From Ohm's Law and Kirchhoff's Laws, which form the bedrock of circuit analysis, to more advanced topics like AC circuit analysis, transient responses, and even an introduction to semiconductor devices, the book endeavors to provide a comprehensive overview. What impressed me most was the authors' ability to connect these seemingly disparate concepts. They often refer back to earlier principles, reinforcing how fundamental ideas are applied in more complex scenarios. This interconnectedness is vital for developing a holistic understanding of electrical engineering, rather than just memorizing isolated formulas. The book also seems to strike a good balance between theoretical exposition and practical relevance. While it delves into the mathematical underpinnings of circuit behavior, it also hints at how these principles translate into real-world applications, though perhaps not always explicitly detailing specific industrial examples. For someone looking to build a strong theoretical foundation in electrical circuits, this book appears to be an excellent choice, offering a thorough and systematic exploration of the subject matter.

评分☆☆☆☆☆

I approached this book with a certain degree of trepidation, as electrical circuits have always been a challenging subject for me. However, the way the material is presented here has significantly eased my learning curve. The authors have a knack for demystifying complex ideas. They employ a variety of teaching methods, including detailed explanations, illustrative examples, and what appear to be well-chosen problems at the end of each chapter. I haven't had the chance to tackle all of them yet, but the ones I've looked at seem to progressively increase in difficulty, allowing for a gradual build-up of problem-solving skills. The inclusion of historical context or the motivation behind certain laws is also a nice touch, as it helps to understand why these concepts are important rather than just what they are. The layout of the book is also quite user-friendly. Headings and subheadings are clear, making it easy to navigate and locate specific information. The consistent use of notation throughout the text is also a great advantage, preventing confusion and allowing the reader to focus on the concepts themselves. It feels like a well-thought-out guide designed to support the learner at every step.

评分☆☆☆☆☆

The structure of this publication is undeniably robust, suggesting a significant investment in its creation. The attention to detail in presenting theoretical concepts is evident through the consistent application of rigorous mathematical frameworks. The book appears to meticulously guide the reader through the foundational laws and theorems that govern electrical behavior, offering a thorough exploration of various circuit configurations. The inclusion of analytical tools and techniques suggests a focus on developing problem-solving capabilities, which is paramount in the field of electrical engineering. The systematic approach to introducing new topics, building upon previously established knowledge, is a hallmark of effective educational material. The visual elements, such as diagrams and schematics, are presented with a clarity that facilitates comprehension, allowing for a clear visualization of electrical pathways and component interactions. The overall impression is of a comprehensive and scholarly work, designed to equip individuals with a profound understanding of the principles underlying electrical circuits.

评分☆☆☆☆☆

这本书的封面设计朴实无华，没有花哨的插图， apenas the title and author's name are clearly displayed. This minimalist approach, in my opinion, hints at the book's focus on the core principles of electrical circuits. Upon opening it, I was immediately struck by the clarity of the language used. The authors have managed to explain complex concepts in a way that is accessible to someone with a foundational understanding of mathematics, but perhaps limited prior exposure to electrical engineering. The progression of topics feels logical and well-structured, starting from basic electrical quantities like voltage, current, and resistance, and gradually building up to more intricate circuit analysis techniques. I particularly appreciated the inclusion of numerous worked examples. These examples aren't just simple demonstrations; they break down the problem-solving process step-by-step, illustrating not only the correct application of formulas but also the underlying reasoning. This hands-on approach to learning is invaluable for solidifying understanding and building confidence. The diagrams and schematics are also well-rendered and easy to follow, which is crucial when dealing with abstract electrical concepts. The paper quality and binding seem robust, suggesting that this book is designed for long-term use, which is a significant plus for a textbook that will likely be consulted repeatedly. The overall impression is that of a meticulously crafted educational resource, prioritizing clarity and practical application.