Every year, tens of thousands of young engineers and university graduates enter the
fascinating professional field of radio frequency (RF) design. Most of them have a
reasonable understanding of applied mathematics and physics, circuit theory, electromagnetism,
and electronics as well as computers and programming.
The purpose of this chapter is to outline the criteria used in the HVAC
system and equipment selection process, to describe some of the systems
and equipment available, and to develop some of the underlying
philosophy and background related to system selection.
Details of specific systems and items of equipment are discussed in
A number of methods for safe disposal of pharmaceutical waste are described in this
document and involve those with minimal risks to public health and the environment
taking into consideration the limited resources and equipment available.
The adoption of these guidelines by the ministry of health and social welfare, ministry
responsible for environment and other relevant ministries, and their practical application,
will contribute to the safe and economical elimination of stock piles of unusable
pharmaceuticals in Zanzibar.
Since the publication of the first edition of this book in 1992, the state of the art of fiber-optic communication systems has advanced dramatically despite the relatively short period of only 10 years between the first and third editions. For example, the highest capacity of commercial fiber-optic links available in 1992 was only 2.5 Gb/s.
A mere 4 years later, the wavelength-division-multiplexed (WDM) systems with the total capacity of 40 Gb/s became available commercially.
This book is separated into three main parts: Part I, “Lighting Theory,”
Part II, “3ds max Lighting Tools,” and Part III, “Creating Lighting.” Part
I covers the fundamentals of what light is, how it acts and reacts in our
world, and what those reactions look like. Part II covers the virtual lighting
equipment available to achieve your 3ds max lighting goals. Part III
deals with how to use those tools to create the lighting we desire. Theory
is first in this book because it is fundamental to using the tools.
Harmonic distortion problems include equipment overheating, motor failures, capacitor failure and inaccurate power metering. The topic of power system harmonics was covered for the first time 20 years ago and the first edition has become a standard reference work in this area. Unprecedented developments in power electronic devices and their integration at all levels in the power system require a new look at the causes and effects of these problems, and the state of hardware and software available for harmonic assessment.
The author gratefully acknowledges the U.S. Department of Energy, Office of Industrial
Technology, Steam System BestPractices Program for sponsoring the development of this guide. Special
thanks are extended to Fred Hart and Bob Gemmer of DOE for their support and guidance.
Materials Handling Technology Conveyor Belts
Our conveyor belts are designed for use in a wide variety of production applications. There is a belt width and length to suit almost every application. The conveyor belts are powered by an electric motor, which is electronically regulated to provide belt speeds from 0.02 to 30 metres per minute. The motor can be mounted horizontally or vertically, on either side of the belt for either direction of movement. Conveyor belts are available with or without profiles across the belt. Conveyor edge rails are also available in a range of designs.
The purpose of Top-Down Network Design, Third Edition, is to help you design networks that meet a customer’s business and technical goals. Whether your customer is another department within your own company or an external client, this book provides you with tested processes and tools to help you understand traffic flow, protocol behavior, and internetworking technologies.
“What would a book be like if it included the combined wisdom of a veteran shipmaster, a seasoned naval architect, a chief engineer and a maritime academy professor? If such a thing is possible, this kind of vast array of maritime experience is offered in Ship Knowledge: A Modern Encyclopedia. This book is perhaps the most comprehensive catalog of ship construction and equipment available anywhere.
Although inelastic scattering of light from molecules, a phenomenon
now known as Raman scattering, was observed by C. V. Raman in
1928, the nonlinear phenomenon of stimulated Raman scattering was
not demonstrated until 1962. Soon after low-loss silica fibers became
available around 1970, Roger Stolen and coworkers used stimulated
Raman scattering in such fibers not only for amplification of optical signals
but also for constructing fiber-based Raman lasers.
Nanotechnology in Biology and Medicine is intended to serve as an authoritative reference for a wide
audience involved in research, teaching, learning, and practice of nanotechnology in life sciences.
Nanotechnology, which involves research on and the development of materials and species at length
scales between 1 to 100 nm, has been revolutionizing many important scientific fields ranging from
biology to medicine. This technology, which is at the scale of the building blocks of the cell, has the
potential of developing devices smaller and more efficient than anything currently available.
During the last three decades, important advances have been made in the
available treatments for the loss of skeletal tissue as a result of trauma or
disease. The application of large skeletal allografts and total joint replacement
have become successful and reproducible treatment options. Unfortunately
there still is a significant incidence of failure because of mechanical or
established in the earliest history of the planet or as
the result of a continuing supply of water and the
constituents of sea water by degassing from the
In 1951 W.W. Rubey, in his Presidential Address to
the Geological Society of America, took the latter point
of view. His arguments were colored by the knowledge
available at that time of the age of the Earth and the
age of the oldest rocks. Based on the analysis of lead
isotopes in galenas, it was determined in the late 1940s
that the Earth was about 3.2 billion years old.
The Medical Device R&D (Research and Development) Handbook is the
fruition of a personal desire to see some of the practical information on
how to develop medical devices compiled in one place. I wanted to write
a book that I wish had been available when I first started in medical
This book contains three main threads. The first thread is practical.
There are many excellent books that give in depth theory on specialized
medical and technology subjects in medical device engineering, but not
a general practical how-to manual.
In 1932, James Chadwick discovered the neutron, but initially the only sources
of neutrons were from the radioactive decay of unstable nuclei. It was not until
1942 when Enrico Fermi constructed the first nuclear reactor in the squash
courts beneath the University of Chicago’s Stagg Field, that a controlled and
sustained nuclear chain reaction was achieved. After World War II, nuclear
reactors became available for civilian research, and in 1945 Ernest Wollan set
up a double-crystal diffractometer at ORNL’s Graphite Reactor. This marks
the beginning of neutron scattering....
This manual describes the Telephone Line Simulator-4A which tests
telephones and other telecommunications devices.
The TLS-4A Telephone Line Simulator offers a convenient means for setting
up temporary “telephone lines” to demonstrate or test equipment where
actual central office lines are not easily available. The TLS-4A provides four
simulated lines, two “talk paths” or connections, and an audio interface port,
making it a versatile device for a variety of applications including:
Cisco documentation and additional literature are available in a CD-ROM package, which ships with
your product. The Documentation CD-ROM, a member of the Cisco Connection Family, is updated
monthly. Therefore, it might be more up to date than printed documentation. To order additional copies
of the Documentation CD-ROM, contact your local sales representative or call customer service. The
CD-ROM package is available as a single package or through an annual subscription.
The NCRP has long mcog&ed the need for a clear assessment of the
magnitude of doses from various souroes of radiation to which the
population of the U.S. is ocpo9ed. In anticipation of the need to gather
data for input into this process five as&sament committees, each
adhing a different source category, wem established, first in 1971
and then reestablished in 1986. NCRP reports assessing exposum
from natural background, consumer products, and nuclear power gene
ation have recently been published (NCRP, 1987% 1987b. 1987~)...
Addressing diet and physical activity in the workplace has the potential
to improve the health status of workers; contribute to a positive and
caring image of the company; improve staff morale; reduce staff
turnover and absenteeism; enhance productivity; and reduce sick leave,
health plan costs and workers' compensation and disability payments.