Зображення сторінки
PDF
ePub

204

.

.

.

[ocr errors]

.

.

.

.

[ocr errors]

PAGE

PAGE
Period and Periodicity, Alternating Current . 111 Switches, Multi-Control . . . . . . . . 391
Pipe Conduits . . .. .

. . . . 263

Synchronous Polyphase Motors .... 147
Pole Lines . . . . . . . . . . . 243-257
Polyphase Currents . . . . . . . . . 141

Tapering Conductors ........ 31
Motors . . . . . . . . . . . . 148

Target Diagram for Incandesceut Lamps . . 417
Systems of Transmission ...., . 200

Temperature Coefficient of Copper .... 6
Regulation of ......... 204

Three-brush Dynamo ......... 76
Transformers..... . 184

Three-phase Currents ......... 143
Potential Regulator, Induction Type ...

Three-wire and Five-wire Systems ... 70-92
Transformers ......... 182

Three-nire System, Auxiliary Generator . 78
Power Factor............ 120

Bridge arrangement of ... · · · · 74
Power, Real and Apparent, of A.C.

. 120

with Three-brush Dynamo ....
Preservation of Timber.....

of A. C. distribution ....
Projection Lantern ......

Transfer Bus bars ....... . . . 65
Properties of Conductors .

Transformers ........ .. . 149
Protective Devices for Transformers ... 174 Ageing of Iron in . ...

. 150
All Day Efficiency of ...

. 163
Reactance, E. M. F. . . . . . . . . 124

Constant current ....

. . 171
Due to Capacity .....120

Construction of ...
Due to Inductance ....... 120

Cooling of ......

. . 167
Rectifier

.
.

. 153
. .

Copper Losses . ....
. . . . . . 216

.
Regulation in Constant Potential, A. C.

Cores . . . . . . . ..

157

.
Systems

Efficiency of . ...

159
........... 193
Parallel Systems ......... 51

Hedgehog .. ·.· · · · ·
Polyphase Systems ....... 204

Magnetic Leakage in ...
Rotary Transformers . .

. . 95
Open-circuit Current in ...

. . . . 158
Series Systems · · · · · · · · ·

21 Polyphase ........ . . . . 184
Transformers ...· · · · · · ·

Potential. ........ ... 182
Regulator, Automatic Voltage ......

Protective Devices for ....

. . . . 174
Resistance. . . . .

. 163
.

.....
. . .

Regulation in
.

4
Method of Feeder Regulation ....

Step-up and Step-down .. . . 149
Standard of . . . . .

Testing
.

.
. .

180
.

. .
.

. . . . .
Resonance ...........

Variable-ratio . . . . . . . .

. 196
Return-loop System of Distribution ....

Size and Location of ...
Ring Mains ............ 35

Two-phase Currents . . . . . . . .
Rotary Converters . . . . . . . . . . 96

Two- and Three-phase Motors ......
Rotary Field ............ 145

Underground Conductors ...
Rotary Transformers and Regulation of 93, 95

Cables for . . . . . .
Rotor

.
. . . . . . .

.

147
. . . .

Drawing in... · · · · · ·

Earthenware Conduits for . . . . . . 269
Safety Device for Transformers.... 378

Edison Tube System of
Sag and Stress in Overhead Wires . . . . 241

.....

in Iron Pipes ........
Search Lamps ........... 365

Manholes for ..........
Self Inductance, Means of Reducing : 132

Methods of Distribution ... .
of Lines and Circuits ....... 129

Wooden Conduits for ......
Series Incandescent Lamps . ... 24, 25, 422
Series-Parallel Incandescent Systems ... 26

Vacuum in Incandescent Lamps ... 401
Series System, Arc Lighting ...... 21 Virtual Values of A. C. Voltage and Current 114
Danger from . . . . . . . .

: 20

Voltage, Limitations of .... 255
Distribution of Potential on
Regulation of ... · · · · · · · ?

Wattless Current .......... 159
Alternating Current . . . . . . . . 27 Wave, Form of A. C..........

of Distribution .......18 Waves, Fundamental and Harmonic ... 112
Service Connections or Loops ...... 255 Weight of Copper for Different Systems.
Seven-wire Systems . . . . . . . . 92 Weight of Mains, Calculation of ....
Single-phase Parallel Transformer Systems , 191 Wire, Insulated . . . . . . . . . .
Skin Effect ....

... 135 Wire Table ........ ..
Slip . .... · 147

ter . . . . . . . . . . 378
Sockets ........

. 392 Wooden Moulding : .......
Split Insulation .....
284 Wooden Poles . . . . . . . . .

. . 243

. .
Storage Batteries ..

75
Switches .... 3901 “Y” Connection of three-phase Circuits 145

[ocr errors]
[ocr errors]
[ocr errors]
[ocr errors]
[ocr errors]

LUI.

[ocr errors]
[ocr errors]
[ocr errors]
[ocr errors]
[merged small][ocr errors][merged small]
[ocr errors][ocr errors][merged small]

LIST OF WORKS

ELECTRICAL SCIENCE.

PUBLISHED AND FOR SALE BY

D. VAN NOSTRAND COMPANY,

23 Murray and 27 Warren Streets, New York.

ABBOTT, A. V. The Electrical Transmission of Energy. A Manual for the

Design of Electrical Circuits. Third Edition, revised. Illustratioris

and 9 folding plates. 8vo, cloth. $4.50. ARNOLD, E. Armature Windings of Direct Current Dynamos. Extension and

application of a general winding rule. Translated from the original German

by Francis B. DeGress, M.E. (In press.) ATKINSON, PHILIP. Elements of Static Electricity, with full description of the

Holtz and Topler Machines, and their mode of operating. Second Edition.

Illustrated. 12mo, cloth. $1.50. The Elements of Dynamic Electricity and Magnetism. Third Edition. Illus

trated. 12mo, cloth. $2.00. Elements of Electric Lighting, including Electric Generation, Measurement,

Storage, and Distribution. Tenth Edition. Fully revised and new matter

added. Illustrated. 8vo, cloth. $1.50. Power Transmitted by Electricity and Applied by the Electric Motor,

including Electric Railway Construction. Illustrated. Second Edition,

Fully Revised, and New Matter added. 12mo, cloth, $2.00. BADT, F. B. New Dynamo Tender's Handbook. 70 Illustrations. 16mo, cloth.

$1.00. Electric Transmission Handbook. Illustrations and Tables. 16mo, cloth, $1.00. Incandescent Wiring Handbook. Fourth Edition. Illustrations and Tables.

12mo, cloth. $1.00. Bell Hanger's Handbook. Third Edition. Illustrated. 12mo, cloth. $1.00. BIGGS, C. H. W. First Principles of Electricity and Magnetism. Illustrated.

12mo, cloth. $2.00. BLAKESLEY, T. H. Papers on Alternating Currents of Electricity. For the use BOTTONE, S. R. Electrical Instrument-Making for Amateurs. A Practical

of Students and Engineers. Third Edition, enlarged. 12mo, cloth. $1.50.

Handbook. Sixth Edition. Enlarged by a chapter on “ The Telephone.”

With 48 Illustrations. 12mo, cloth. 50 cents.
Electric Bells, and All about Them. A Practical Book for Practical Men. With

over 100 Illustrations. Fifth Edition. 12mo, cloth. 50 cents.
The Dynamo: How Made and How Used. A Book for Amateurs. Eighth

Edition. 100 Illustrations. 12mo, cloth. $1.00.
Electro-Motors : How Made and How Used. A Handbook for Amateurs and

Practical Men.' Illustrated. 12mo, cloth. 75 cents.
CLARK, D. K. Tramways: Their Construction and Working. Embracing a

Comprehensive History of the System, with Accounts of the Various Modes of Traction, a Description of the Varieties of Rolling Stock, and Ample Details of Cost and Working Expenses; with Special Reference to the Tramways of the United Kingdom. Second Edition. Revised and rewritten. With over 400 Illustrations. Contains a section on Electric Traction. 8vo, cloth.

$9.00. CROCKER, F. B., and WHEELER, S. S. The Practical Management of Dyna

mos and Motors. Eighth Edition. Illustrated. 12mo, cloth. $1.00. CROCKER, F. B. Electric Lighting. A Practical Exposition of the Art for the Use

of Electricians, Students, and Others interested in the Installation or Operation of Electric Lighting Plants. Volume I.: The Generating Plant.

Vol. II. : Distributing System and Lamps. 8vo, cloth, each, $3.00. CUMMING, LINNÆUS, M.A. Electricity Treated Experimentally. For the Use

of Schools and Students. Third Edition. 12mo, cloth. $1.50. DESMOND, CHAS. Electricity for Engineers. Part I.: Constant Current. Part

II.: Alternate Current. Revised Edition. Illustrated. 12mo, cloth. $2.50. DU MONCEL, Count TH. Electro-Magnets: The Determination of the Elements

of their construction. 16mo, cloth. (No. 64 Van Nostrand's Science

Series.) 50 cents. DYNAMIC ELECTRICITY. Its Modern Use and Measurement, chiefly in its appli.

cation to Electric Lighting and Telegraphy, including: 1. Some Points in Electric Lighting, by Dr. John Hopkinson. 2. On the Treatment of Electricity for Commercial Purposes, by J. N. Schoolbred. 3. Electric-Light Arithmetic, by R. E. Day, M.E. 18mo, boards. (No. 71 Van Nostrand's

Science Series.) 50 cents. EMMETT, WM. L. Alternating Current Wiring and Distribution. 16mo, cloth.

Illustrated. $1.00. EWING, J. A. Magnetic Induction in Iron and other Metals. Third edition,

revised. Illustrated. 8vo, cloth. $4.00. FISKE, Lieut. BRADLEY A., U.S.N. Electricity in Theory and Practice; or,

The Elements of Electrical Engineering. Tenth Edition. Svo, cloth.

$2.50. FLEMING, Prof. J. A. The Alternate-Current Transformer in Theory and Prac

tice. Vol. I.: The Induction of Electric Currents. 500 pp. Fifth Issue. Illustrated. 8vo, cloth. $5.00. Vol. II.: The Utilization of Induced Cur

rents. Third Issue. 594 pp. Illustrated. 8vo, cloth. $5.00. Electric Lamps and Electric Lighting. 8vo, cloth. $3.00.

FOSTER, HORATIO A. Electrical Engineer's Pocket-Book. (In press.)
GORDON, J. E. H. School Electricity. 12mo, cloth. $2.00.
GORE, Dr. GEORGE. The Art of Electrolytic Separation of Metals (Theoret-

ical and Practical). Illustrated. Svo, cloth. $3.50. GUILLEMIN, AMEDEE. Electricity and Magnetism. Translated, revised, and

edited by Prof. Silvanus P. Thompson. 600 Illustrations and several Plates.

Large 8vo, cloth. $8.00. GUY, ARTHUR F. Electric Light and Power, giving the result of practical expe

rience in Central-Station Work. 8vo, cloth. Illustrated. $2.50. HASKINS, C. H. The Galvanometer and its Uses. A Manual for Electricians

and Students. Fourth Edition, revised. 12mo, morocco. $1.50. Transformers: Their Theory, Construction and Application Simplified. Illus

trated. 12mo, cloth. $1.25. HAWKINS, C. C., and WALLIS, F. The Dynamo: Its Theory, Design, and

Manufacture. 190 Illustrations. Svo, cloth. $3.00. HOBBS, W. R. P. The Arithmetic of Electrical Measurements. With numerous

examples, fully worked. Seventh Edition. 12mo, cloth. 50 cents. HOSPITALIER, E. Polyphased Alternating Currents. Illustrated. 8vo, cloth,

$1.40. HOUSTON, Prof. E. J. A Dictionary of Electrical Words, Terms, and Phrases.

Fourth Edition, Rewritten and greatly enlarged. Large 8vo, 570 illustrations,

cloth. $7.00. INCANDESCENT ELECTRIC LIGHTING. A Practical Description of the Edison

System, by H. Latimer. To which is added: The Design and Operation of
Incandescent Stations, by C. J. Field; A Description of the Edison Electro-
lyte Meter, by A. E. Kennelly; and a Paper on the Maximum Efficiency of
Incandescent Lamps, by T. W. Howells. Illustrated. 16mo, cloth. (No. 57

Van Nostrand's Science Series.) 50 cents.
INDUCTION COILS: How Made and How Used. Third Edition. 16mo, cloth.

(No. 53 Van Nostrand's Science Series.) 50 cents. KAPP, GISBERT, C.E. Electric Transmission of Energy and its Transforma

tion, Subdivision, and Distribution. A Practical Ilandbook. Fourth Edi

tion, thoroughly revised. 12mo, cloth. $3.50. Alternate-Current Machinery. 190 pp. Illustrated. (No. 96 Van Nostrand's

Science Series.) 50 cents. Dynamos, Alternators, and Transformers. Illustrated. 8vo, cloth. $4.00. KEMPE, H. R. The Electrical Engineer's Pocket-Book: Modern Rules, For

mulæ, Tables, and Data. Second Edition, with additions. 32mo, leather.

$1.75. A Hand book of Electrical Testing. Fifth Edition. 200 Illustrations. 8vo.

cloth. $6.00. KENNELLY, A. E. Theoretical Elements of Electro-Dynamic Machinery. Vol.

I. Illustrated. 8vo, cloth. $1.50. KILGOUR, M. H., and SWAN, H., and BIGGS, C. H. W. Electrical Distribu

tion: Its Theory and Practice. Illustrated. Svo, cloth. $1.00.

« НазадПродовжити »