Handbook of electrical methods
By: comp. from the Electrical World.
Publisher: McGraw-Hill
Published: 1913
Place of publication: New York
Language: eng
Number of pages: 285
Subjects: Electric engineering
Table of contents: title: CONTENTS; title: CHAPTER I  General Notes page 1; title: Screen cover for manhole workers; title: Adapting manhole to new street grade; title: Notes on underground conduit construction; title: Thawing water-pipes with electricity; title: Thawing water-pipes without a transformer; title: Thawing a frozen pipe by electricity; title: Methods of soldering wires in terminal lugs; title: Soldered wire connections; title: Soldering with blow torch and iron; title: Test-board proof against crosses or shorts; title: Protecting gas pipes against electrolysis; title: A handy portable rheostat.; title: CHAPTER II Line Construction and Equipment page 15; title: A method of making up a ground wire; title: Byllesby companies adopt uniform method of grounding; title: Ground-wire shields to prevent induction trouble; title: Grounding secondaries at Denver; title: Methods of grounding transformer secondaries and secondary networks; title: Notes on ground connections; title: Pole height Estimator; title: Inspecting inaccessible places with optical aids; title: Battery search-lantern for linemen; title: Trouble man's portable search-lamp; title: Bucket for bailing pole holes; title: Blasting holes for wooden poles with dynamite; title: Numbering systems for pins and cross-arms; title: Cross-arms made of old pipe; title: Replacing insulators with 50,000-volt line "Hot"; title: Corner construction for 50,000-volt line; title: Combination brace and ground-wire bayonet; title: Methods of splicing wires and cables; title: High-tension crossing construction with protective loop; title: Simple method of transposing wires; title: Use of choke coils with pole arresters; title: Adaptation of three-phase arrester for two-phase use; title: Maintenance of electrolytic arrestersEmergency strain insulators made from glass insulators; title: Concrete poles integral with building to save space; title: Temporary cross-arm braces to aidconstruction crews; title: Operating results with a 2300-volt single-wire ground-return transmission line; title: Changing 35,000-volt insulators on live circuits; title: Concrete resistors for lightning arresters; title: Raising the height of old enclosed-arc lamp-posts at Cincinnati; title: Support of long transmission span by messenger cable.; title: CHAPTER III  Meters page 56; title: A labor-saving meter truck; title: Tagging meter loops; title: Protection of electric meters; title: Two-meter off-peak rate; title: Use of single-phase wattmeter on poly- phase circuit; title: Ohmic and inductive resistances of meter-current circuits; title: Pendulum counting device for testing meters; title: Testing shunt-type watt-hour meters; title: Ammeter testing; title: Testing large watt-hour meters on fluctuating loads; title: A portable stand for graphic instruments; title: Watt-hour meter testing for central stations.; title: CHAPTER IV  Operation op, and Changes in Circuits page 77; title: Operation of a two-phase distribution system; title: Determining the power-factor of a three-phase circuit; title: Polyphase feeder-regulator motors operated from single-phase feeder circuit; title: Interchangeable connections for feeder resistance; title: Rearrangement of three- wire system to reduce voltage fluctuations; title: Circuit with shifting neutral improved by installation of auto-transformer; title: Application of Tirill regulator to adjust balancer for neutral regulation at distant point; title: Arrangement of Tirrill regulator to compensate over adjustable range of terminal pressures; title: Voltmeter test boxes at distribution points.; title: CHAPTER V  Switchboards and Power House Details  page 89; title: Supporting cables in vertical runs; title: Casting bolts in concrete walls; title: A method for bending busbars; title: A switchboard wiring pit; title: Colored wire for switchboards and panels; title: Connection board for metering power; title: Connections for obtaining feeder voltage records; title: Alarm to indicate operation of remote rectifier set; title: Alarm circuit for double-throw oil switches; title: Remote control of circuits; title: Stop-watch record of service interruption; title: Field excitation test lamps; title: Circular synchronizing bank; title: Relay auxiliary contact for aluminum check cell; title: Balancer set used to bring up low battery cells; title: Disconnect switch for feeder regulators; title: Extra eye lugs for disconnect switches; title: Iron-pipe construction in distribution rack.; title: CHAPTER VI  Signs, Display Lighting, Special Lighting Applications  page 105; title: Remote-control switches for flat-rate signs; title: Interchangeable illuminated sidewalk sign; title: Running boards for a tungsten lighting installation; title: Illuminated church sign; title: Illuminated sign using flaming-arc lamps; title: A "kink" to save lamps on series-multiple circuits; title: Electric-lighted showcase for the plate-glass storeroom door; title: Lighting a Chicago store window; title: Special ceiling surfaces for indirect lighting; title: Danger of broken lamp near inflammable material; title: An electrical advertising novelty; title: Influencing the curio seeker's choice electrically.; title: CHAPTER VII  Lamps and Lighting Circuits, Signal Bell Connections, etc.  page 116; title: Lighting one lamp on four-lamp fixtures with three-wire system; title: Lamp protection; title: Rubber band prevents lamp from backing out; title: Lamp-cord adjusters; title: Holder for removing street-series receptacles; title: Cradle clamp for hanging arc lamps; title: Operation of series alternating-current street arc lamps; title: Overcoming overload on series arc-lamp circuits; title: Lamp operation due to accidental grounds; title: Locating faults on series lighting circuits; title: Lamp signals for hotel maids; title: Lamp signal system for a restaurant; title: Lamp signal system for hospital; title: Lighting fixtures in a bank; title: Control of house lamps from central switch; title: Mercury- vapor-incandescent lamp cabinet for photographic work; title: Automatic extension of connection bell; title: Economical street-lighting wiring arrangement; title: All-day supervision of arc circuits; title: Automatic control of curb lighting fed from Edison system; title: Remote-controlled operation of Peoria's ornamental lighting; title: Electric lighting from three-phase circuits; title: Low-frequency flicker cured by two-phase wiring; title: Testing lamps by a motor-driven machine; title: Wiring for extension lamp in 600-volt series circuit; title: Inexpensive lamp guard for interurban cars; title: Types and uses of semi-indirect lighting units.; title: CHAPTER VIII    Transformers, Oil Switches and Circuit-breakers    page 155; title: Testing transformers for insulation; title: Current-ratio and phase-angle test of series transformers; title: Bridged spark-gaps protect transformer coils; title: Protecting secondary networks against defective transformers; title: Inserting spare transformer in star-delta group; title: Operation of tub-transformer secondaries in series; title: Paralleling transformer banks on star-delta systems; title: The three-transformer method of changing from two to three phases; title: Low-freezing mixtures for oil switches; title: Disconnect coupling for oil-switch leads; title: Switch pull-rods in tension, not compression; title: Troubles due to non-use of circuit-breakers; title: Temporary repair to oil switch; title: Alarm connection for transformers; title: Two-phase to three-phase auto-transformers.; title: CHAPTER IX    Interior Wiring    page 174; title: Removing nails from trim in old-house wiring; title: Examining partition interiors; title: Grounding of bathroom fixtures, etc.; title: Support of cables for interior work; title: Explosion-proof connector plug; title: The right way to place protecting tubes; title: Right and wrong methods of connecting plug cut-outs; title: A method of carrying wires around bridges in old houses; title: The use of single-pole switches; title: One-piece versus two-piece push switches; title: An electric iron installation; title: Wiring buildings with cinder-filled floors.; title: Home-made chandelier hook and loops; title: Simplifying concealed conduit work; title: Conduit systems in concrete buildings; title: Mitering metal molding; title: Erection of metal molding; title: Wiring in metal molding; title: Wiring in cold-storage rooms; title: Conduit versus openwork in places subject to moisture, corrosive fumes, steam, etc.; title: Insulating and supporting fixtures; title: Connecting cords in sockets; title: Electric vacuum cleaner for fishing conduit; title: An improvised pendant switch.; title: CHAPTER X    Motors, Motor Switches, Generators, Etc    page 229; title: Motors housed in external sheet-iron; title: Installation of motors in dirty places; title: Installing motors under severe dust conditions; title: A home-made iron switch box; title: Design of wooden switch-boxes; title: Supporting motors on concrete building ceilings; title: Repairing a broken motor leg; title: Electric welding of broken motor shaft; title: Rebabbiting motor bearings; title: Care of electric motors; title: Troubles with induction motors; title: Starting torque of induction motors; title: Turning down a commutator; title: Adjusting interpole fields of generator; title: Wiring equipments for motor testing; title: Testing polarity of field coils; title: Testing magnet coils for short-circuits; title: Commutator testing device; title: Testing armatures with alternating current; title: Method of locating grounds in armatures; title: Remedying trouble caused by varying voltage; title: Conversion of 550-volt generator to Edison three-wire service; title: 110-volt shunt motor on a 220- volt, three-wire circuit; title: A method of raising inverted motors; title: A safety panel for cranes; title: Methods of mounting motors on side walls and columns; title: Insulating and grounding motors and generators.