[go: up one dir, main page]

Phillips, 1952 - Google Patents

A new principle is employed for 60-cycle AC network analyzers

Phillips, 1952

Document ID
4710824537085550187
Author
Phillips E
Publication year
Publication venue
Transactions of the American Institute of Electrical Engineers, Part I: Communication and Electronics

External Links

Snippet

Through the use of a new principle, the impedance-phase-shift, the weight of the reactor elements of a 60-cycle ac network analyzer has been reduced to a value lower than that obtainable in designs employing medium-frequency 500-cycle zone, and approximately …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • G01R21/1331—Measuring real or reactive component, measuring apparent energy
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power, i.e. electric energy or current, e.g. of consumption
    • G01R11/48—Meters specially adapted for measuring real or reactive components; Meters specially adapted for measuring apparent energy
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00 and G01R33/00 - G01R35/00
    • G01R15/04—Voltage dividers
    • G01R15/06—Voltage dividers having reactive components, e.g. capacitive transformer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power, i.e. electric energy or current, e.g. of consumption
    • G01R11/02—Constructional details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power, i.e. electric energy or current, e.g. of consumption
    • G01R11/36—Induction meters, e.g. Ferraris meters
    • G01R11/40—Induction meters, e.g. Ferraris meters for polyphase operation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/18—Arrangements for adjusting, eliminating, or compensating reactive power in networks
    • H02J3/1821—Arrangements for adjusting, eliminating, or compensating reactive power in networks using shunt compensators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the preceding groups
    • G01R35/04—Testing or calibrating of apparatus covered by the preceding groups of instruments for measuring time integral of power or current
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge

Similar Documents

Publication Publication Date Title
Brooks et al. The two-stage current transformer
Hazen et al. The mit network analyzer design and application to power system problems
So The application of the current comparator in instrumentation for high voltage power measurements at very low power factors
Kuehni et al. A new AC network analyzer
Phillips A new principle is employed for 60-cycle AC network analyzers
Adibi et al. On estimation of uncertainties in analog measurements (of power systems)
Robinson Electrical measurements on circuits requiring current and potential transformers
Spencer et al. Artificial representation of power systems
US2521869A (en) Device and method for measuring weighted sum of real and reactive electrical power
Hobson The Zero-Flux Current Transformer [includes discussion]
Hobson Instrument transformers
US2681436A (en) Transformer-loss compensator measuring device
Hart Characterising the power system at a load busbar by measurement
Chen et al. Power-component definitions and measurements for a harmonic-polluted power circuit
Parker The modern AC network calculator
WO1996024070A1 (en) Method of sizing transformers in an electrical utility service
Lyon Some experience with a British ac network analyser
US2513891A (en) Volt-ampere responsive device
US2487942A (en) System analyzer
Wath et al. Optimizing Accuracy in Metering Cubicles: Case Studies of Online Error Correction
Kimbark et al. A Compact, inexpensive AC network analyzer
Schleicher Metering with transformer-loss compensators
Oliver The metering of three-phase supplies
Hannah Algorithms for computing and programming transformer loss constants in solid-state meters
Weller et al. Watt-hour-meter performance with power rectifiers