Cyber-physical systems (CPSs) are an emerging research topic born from the
ever increasing complexity of engineered systems. Future systems will have to
interact with each other and with the physical world in a very tight and well
coordinated fashion, and designing such systems is the research challenge behind
CPSs. CPSs have been defined as “computational thinking and integration of com
putation around the physical dynamic systems where sensing, decision, actuation,
computation, networking, and physical processes are mixed”.
After studying this chapter, you should be able to: Discuss the conceptual systems design process and the activities in this phase, discuss the physical systems design process and the activities in this phase, discuss the systems implementation and conversion process and the activities in this phase, discuss the systems operation and maintenance process and the activities in this phase.
Engineering technology or mechanical engineering industry is the application of physical principles to create all kinds of machinery and equipment or other useful objects. Mechanical application of thermodynamic principles, the law of conservation of mass and energy to analyze static and dynamic physical systems, for design work in areas such as automotive, aircraft and the other vehicles, heating systems and cooling, household appliances, machinery and production equipment, weapons ...
This new and updated deals with all aspects of Monte Carlo simulation of
complex physical systems encountered in condensed-matter physics and statistical
mechanics as well as in related fields, for example polymer science,
lattice gauge theory and protein folding.
After briefly recalling essential background in statistical mechanics and probability
theory, the authors give a succinct overview of simple sampling methods.
The next several chapters develop the importance sampling method,
both for lattice models and for systems in continuum space....
The design of modern control systems relies on the formulation and analysis of mathematical models
of dynamic physical systems. This is simply because a model is more accessible to study than the
physical system the model represents.
(BQ) Ebook Signals, Systems, and Transforms is intended to be used primarily as a text for junior-level students in engineering curricula and for self-study by practicing engineers. It assumed that the reader has had some introduction to signal models, system models, and differ-ential equations (as in, for example, circuits courses and courses in mathematics), and some laboratory work with physical systems.
It is often said that computers are revolutionizing science and engineering.
By using computers we are able to construct complex engineering
designs such as space shuttles. We are able to compute the properties
of the universe as it was fractions of a second after the big bang. Our
ambitions are ever-increasing. We want to create even more complex
designs such as better spaceships, cars, medicines, computerized cellular
phone systems, and the like. We want to understand deeper aspects
of nature. These are just a few examples of computer-supported modeling
All the phenomena of nature are characterized by motion; this is an essential property
of matter, having infinity of aspects. For instance, the motion can be mechanical,
physical, chemical and biological; there correspond various sciences of nature. Among
them, mechanics studies the objective laws of the mechanical motion of material bodies,
the simplest form of motion of matter; we will deal with such a study in what follows.
The scientific study of matter has put in evidence its existence in the form of physical
Lecture Control system design: Mathematical models of systems presents the following content: Differential equations of physical systems, linear approximations of physical systems, the laplace transform, the transfer function of linear systems, block diagram models, signal – flow graph models, the simulation of systems using control design software.
Chapter 18 - Systems design, implementation, and operation. This chapter discuss the conceptual systems design process and the activities in this phase, discuss the physical systems design process and the activities in this phase, discuss the systems implementation and conversion process and the activities in this phase, discuss the systems operation and maintenance process and the activities in this phase.
In this chapter you will learn how to draw data flow diagrams, a popular process model that documents a system’s processes and their data flows. You will know process modeling as a systems analysis tool when you can: Define systems modeling and differentiate between logical and physical system models, define process modeling and explain its benefits, recognize and understand the basic concepts and constructs of a process model,...
Chapter 8 - Process modeling. In this chapter you will learn how to draw data flow diagrams, a popular process model that documents a system’s processes and their data flows. You will know process modeling as a systems analysis tool when you can: Define systems modeling and differentiate between logical and physical system models, define process modeling and explain its benefits, recognize and understand the basic concepts and constructs of a process model,...
(BQ) In the years since the fourth edition of this seminal work was published, active research has developed the Finite Element Method into the pre-eminent tool for the modeling of physical systems. Volume 2 of the "The finite element method" provides a complete introduction to the method and is essential reading for undergraduates, postgraduates and professional engineers.
Tầng 1: Tầng vật lý (Physical Layer)
Tầng vật lý định nghĩa tất cả các đặc tả về điện và vật lý cho các thiết bị. Trong đó bao gồm bố trí của các chân cắm (pin), các hiệu điện thế, và các đặc tả về cáp nối (cable). Các thiết bị tầng vật lý bao gồm Hub, bộ lặp (repeater), thiết bị tiếp hợp mạng (network adapter) và thiết bị tiếp hợp kênh máy chủ (Host Bus Adapter)- (HBA dùng trong mạng lưu trữ (Storage Area Network)).
A control system is a collection of components working together under the direction of
some machine intelligence. In most cases, electronic circuits provide the intelligence,
and electromechanical components such as sensors and motors provide the interface to
the physical world. A good example is the modern automobile. Various sensors supply
the on-board computer with information about the engine’s condition. The computer
then calculates the precise amount of fuel to be injected into the engine and adjusts the
ignition timing. T...
The inspiration for Building Systems for Interior Designers
came when I tried to teach interior design students
about all the ways buildings support our activities and
physical needs—without an adequate textbook. I needed
an approach that supported the special concerns of the
interior designer, while connecting those issues to the
work of the rest of the building design team.
The objective of this book is to present methods of power system analysis and
design, particularly with the aid of a personal computer, in su‰cient depth
to give the student the basic theory at the undergraduate level. The approach
is designed to develop students’ thinking processes, enabling them to reach a
sound understanding of a broad range of topics related to power system
engineering, while motivating their interest in the electrical power industry.
This is the third edition of a physical chemistry textbook designed for a two-semester
undergraduate physical chemistry course. The physical chemistry course is often the
ﬁrst opportunity that a student has to synthesize descriptive, theoretical, and mathe-
matical knowledge about chemistry into a coherent whole. To facilitate this synthe-
sis, the book is constructed about the idea of deﬁning a system, studying the states
in which it might be found, and analyzing the processes by which it can change