heinmann understanding automotive electronics 5e (ribbens 1998)

[...]... orientation 4 UNDERSTANDING AUTOMOTIVE ELECTRONICS 2735 | CH 1 Page 5 Tuesday, March 10, 1998 10:52 AM AUTOMOTIVE FUNDAMENTALS 1 Evolution of Electronics in the Automobile This book explores the application of modern solid-state electronics to the various automotive subsystems described above Apart from auto radios, some turn signal models, and a few ignition systems, there was very little use of electronics. .. correct time for ignition by a distribution circuit 12 UNDERSTANDING AUTOMOTIVE ELECTRONICS 2735 | CH 1 Page 13 Tuesday, March 10, 1998 10:52 AM AUTOMOTIVE FUNDAMENTALS 1 Figure 1.8 Spark Plug Configuration FPO Figure 1.9 Schematic of the Ignition Circuit FPO UNDERSTANDING AUTOMOTIVE ELECTRONICS 13 2735 | CH 1 Page 14 Tuesday, March 10, 1998 10:52 AM 1 AUTOMOTIVE FUNDAMENTALS Before the advent of modern... applications of electronics will be discussed in this book CHAPTER OVERVIEW This chapter will give the reader a general overview of the automobile with emphasis on the basic operation of the engine, thus providing the reader with the background to see how electronic controls have been and will be 2 UNDERSTANDING AUTOMOTIVE ELECTRONICS 2735 | CH 1 Page 3 Tuesday, March 10, 1998 10:52 AM AUTOMOTIVE FUNDAMENTALS...2735 | FM Page x Tuesday, March 10, 1998 10:49 AM 2735 | FM Page xi Tuesday, March 10, 1998 10:49 AM Understanding Automotive Electronics 2735 | FM Page xii Tuesday, March 10, 1998 10:49 AM 2735 | CH 1 Page 1 Tuesday, March 10, 1998 10:52 AM AUTOMOTIVE FUNDAMENTALS 1 Automotive Fundamentals Picture yourself in the not-too-distant future driving your new car along a rural interstate... depend on the cost of the equipment and the market acceptance of the features USE OF ELECTRONICS IN THE AUTOMOBILE Microelectronics will provide many exciting new features for automobiles Environmental regulations and an increased need for economy have resulted in electronics being used within a number of automotive systems Electronics have been relatively slow in coming to the automobile primarily because... is critical to engine performance, controlling it precisely through all operating conditions has become a major application of digital electronics, as explained in Chapter 7 UNDERSTANDING AUTOMOTIVE ELECTRONICS 17 2735 | CH 1 Page 18 Tuesday, March 10, 1998 10:52 AM 1 AUTOMOTIVE FUNDAMENTALS It will be shown in Chapter 7 that ignition timing is actually computed as a function of engine operating conditions... drive cars, the transmission differential and drive shafts are known collectively as the transaxle assembly UNDERSTANDING AUTOMOTIVE ELECTRONICS 19 2735 | CH 1 Page 20 Tuesday, March 10, 1998 10:52 AM 1 AUTOMOTIVE FUNDAMENTALS Figure 1.13 Schematic of a Differential FPO SUSPENSION Another major automotive subsystem is the suspension system, which is the mechanical assembly that connects each wheel to... fundamentals of engine operation using the example engine of Figure 1.2, we can thus explain the differences that have occurred with modern electronic controls UNDERSTANDING AUTOMOTIVE ELECTRONICS 5 2735 | CH 1 Page 6 Tuesday, March 10, 1998 10:52 AM 1 AUTOMOTIVE FUNDAMENTALS Figure 1.2 Cutaway View of a 6Cylinder, OverheadValve, Inline Engine (Source: Crouse) FPO The major components of the engine include... electronic technology evolved, the engine mechanical configuration was influenced (at least indirectly) by the electronic controls that were intended to be applied 6 UNDERSTANDING AUTOMOTIVE ELECTRONICS 2735 | CH 1 Page 7 Tuesday, March 10, 1998 10:52 AM AUTOMOTIVE FUNDAMENTALS 1 Engine Block Conventional internal combustion engines convert the movement of pistons to the rotational energy used to drive the wheels... downward and forces the valve open (Note: Some engines have the camshaft above the head, eliminating the pushrods This is called an overhead cam engine.) UNDERSTANDING AUTOMOTIVE ELECTRONICS 7 2735 | CH 1 Page 8 Tuesday, March 10, 1998 10:52 AM 1 AUTOMOTIVE FUNDAMENTALS Figure 1.4 Valve Operating Mechanism (Source: Crouse) FPO The 4-Stroke Cycle Conventional SI engines operate using four “strokes,” . alt="" Understanding Automotive Electronics 2735 | FM Page i Tuesday, March 10, 1998 10:49 AM 2735 | FM Page ii Tuesday, March 10, 1998 10:49 AM Understanding Automotive Electronics . 10:52 AM AUTOMOTIVE FUNDAMENTALS 1 UNDERSTANDING AUTOMOTIVE ELECTRONICS 5 Evolution of Electronics in the Automobile This book explores the application of modern solid-state electronics. 10:49 AM Understanding Automotive Electronics 2735 | FM Page xi Tuesday, March 10, 1998 10:49 AM 2735 | FM Page xii Tuesday, March 10, 1998 10:49 AM AUTOMOTIVE FUNDAMENTALS 1 UNDERSTANDING