THE THOUGHT IS IN THE QUESTION THE INFORMATION IS IN THE ANSWER
QUESTIONS
ANSWERS
&
ILLUSTRATIONS
A PROGRESSIVE COURSE OF STUDY FOR ENGINEERS,
ELECTRICIANS, STUDENTS AND THOSE DESIRING TO
ACQUIRE A WORKING KNOWLEDGE OF
ELECTRICITY AND ITS APPLICATIONS
A PRACTICAL TREATISE
by
HAWKINS AND STAFF
THEO AUDEL & CO. 72 FIFTH AVE. NEW YORK.
COPYRIGHTED, 1915,
BY
THEO. AUDEL & CO.,
New York.
Printed in the United States.
TABLE OF CONTENTS
GUIDE No. 8
| WAVE FORM MEASUREMENT | 1,839 to 1,868 | |
Importance of wave form measurement—methods:step by step; constantly recording—classes ofapparatus: wave indication; oscillographs—stepby step methods—Joubert's; four part commutator;modified four part commutator; ballistic galvanometer;zero; Hospitalier ondograph—constantly recordingmethods: cathode ray; glow light; moving iron; movingcoil; hot wire—oscillographs—moving coil type;construction and operation; production of the time scale;oscillograms—falling plate camera; its use. | ||
| SWITCHBOARDS | 1,869 to 1,884 | |
General principles: diagram—small plant a.c.switchboard—switchboard panels; generatorpanel; diagram of connections—simple method ofdetermining bus bar capacity—feeder panel—diagrams ofconnection for two phase and three phase installations. | ||
| ALTERNATING CURRENT WIRING | 1,885 to 1,914 | |
Effects to be considered in makingcalculations—induction; self- and mutual; mutualinduction, how caused—transpositions—inductanceper mile of three phase circuit, table—capacity;table—frequency—skin effect; calculation;table—corona effect; its manifestation;critical voltage; spacing of wires—resistance ofwires—impedance—power factor; apparent current;usual power factors encountered; example—wirecalculations—sizes of wire—table of the property ofcopper wire—drop; example—current—examplecovering horse power, watts, apparent load, current, size of wire,drop, voltage at the alternator, and electrical horse power. | ||
| POWER STATIONS | 1,915 to 1,988 | |
Classification—central stations; types: a.c.,d.c., and a.c. and d.c.; reciprocating engine vs.turbine—location of central stations; price ofland; trouble after erection; water supply; servicerequiring direct current—size of plant; natureof load; peak load; load factor; machinery required;example; factors ... BU KİTABI OKUMAK İÇİN ÜYE OLUN VEYA GİRİŞ YAPIN!Sitemize Üyelik ÜCRETSİZDİR! | ||