direct current

Be how much a treadle motorcycle direct current fire maker?

Two or more connected cells that produce a direct current by converting chemical energy to electrical energy .

The secondary air booster is an air compressor which adopts a direct current motor as the power.

The phenomenon of direct current components of flux and exciting current arising in a power transformer is called DC bias magnetization.

SEM observation shows that the crystals by pulse current are smaller and the surface is smoother than that of by direct current.

At the moment, data centres perform many conversions between alternating current (AC) and direct current (DC).

Electricity from the deserts could be transferred to population centres thousands of miles away using high-voltage direct-current cables.

The effect of direct current pulses (DCPs) on the 7475 aluminum alloy which had underwent superplastic deformation was studied.

and the direct-current magnetization of the magneto-elastic transducer with the transformer steel have been studied experimentally.

The starter motor is a simple direct current (DC) motor which has a pinion gear attached to its shaft.

An external direct current technique was used to accelerate corrosion of the reinforcement.

The AWC will carry direct current rather than alternating current like the onshore grid.

Alternating current (AC): Flow of electric charge that reverses periodically, unlike direct current.

Meanwhile has the very good compatibility to the kind of parameter different direct current machine.

When direct-current power and alternating and direct anisomerous power were used to plate steel pipe, there were no coating.

Conclusion Direct-current stimulation may have intervention effects on spinal cord neuron apoptosis after sciatic nerve transection .

Under the terms of the contract, ABB will supply the underwater and underground cables for the high-voltage direct current (HVDC) link.

The current flowing in one direction is called direct current .

By adjusting the direct-current bias voltage and modulation depth, the shape of transmission curve can be controlled.

The controlled pulsing of the direct current between the tool and the work produces the spark discharge.

The accompanying sound electric-level detection circuit converts the accompanying sound signal to the direct-current electric level.

An apparatus and method are provided for preventing a current leakage or direct current when a low voltage domain is powered down.

and finally gradually raising magnitude and density of direct current to a normal production state.

solar inverter is responsible for the conversion for alternating current, direct current for communication load use.

Direct current ladle refining, a new technology of purified steel liquid, was developed in the last few years.

We used to weld pipes with direct current (D. C) welder (changing electric current A. C. welder).

A number of direct-current experiments also can be performed, using a 6-volt storage battery as a source of power.

Usually alternating current (AC) transmission suffers lower losses than direct current (DC), and thus, AC became the industry standard.

We used to weld pipes with direct current (D. C) are welder (alternating current A. C. welder).

Operation can be conducted after the indicating value of direct current voltmeter of the panel is zero.

Most people opt to generate Direct Current (DC) instead for a number of reasons.

This would turn the rapid alternating current into a direct current, which is easier to handle.

The permanent brushless direct current motor can effectively reduce cost and the difficulty of the assemble technology.

The system can measure the direct current frequency acceleration.

This paper introduced on some common hitches in direct current stabilizer of rectifier plant, causes analyses and treatment methods.

Ammeter or current shunt Capable of measuring either alternating or direct current within an accuracy of 2%.

Then they donned an electrode cap that transmitted a weak electrical signal, in a method called transcranial direct current stimulation.

Power Engineering Department ? Direct current generators ?

know well frequency inverter, direct current converter knowledge , understand the servo control system.

The lamellar morphology of Al - Cu eutectic alloy in electric field (including direct current and alternate current) was examined .

The power supply can be 220V alternating current power supply or direct current power supply of rechargeable accumulators.

Direct current control and phase-amplitude control strategies are investigated on grid-connected power converter.

All electric cells furnish direct current (DC) that continues to flow through the external circuit in the same direction.

In alternating current (AC) the motion of the charges is periodically reversed; in direct current (DC) it is not.

ELECTRICAL EQUIPMENT FOR AIRCRAFT. FEEDER PROTECTION HOUSING FOR DIRECT CURRENT GENERATOR.

At present, iontophoresis apparatus is a method that direct current power supply, or pulse electric current power supply.

We used to weld pipes with direct current(D. C)are welder(alternating current ).

The switch element generates an alternate current voltage having a quasi-higher frequency from a direct current voltage.

Taking, hardy and resist, power supply is direct current or alternating current, obligating a screw for linking the bracket of camera.

When direct current (DC) voltage is applied to water tree degraded cable, space charges will be formed in water tree.

This article designs the direct-current PWM velocity modulation system uses is the accent presses the velocity modulation.

Because direct current motor's governor deflection is broad, the velocity modulation characteristic is smooth.

The design of DC(Direct Current)Disk Electromagnetic Brake ensures high brake moment and quick reliable braking with little noise.

The extruders are adopted the wavy screws with the mixing screw heads, forced conveying sleeves and direct current motors.

To run a direct current motor, we must connect it to a direct current source.

Driving device USES is the direct current motivation drive, control device adopts electrical control system.

The anodic film sealed by pulse current method excels direct current sealing in the corrosion resistance of anodic film in NaCl solution.

But with coal as the source of methane research formed the direct current clean coal technology r&d of new hotspot.

Power supplies with Direct Current (DC) input and Alternating Current (AC) input were designed respectively in this thesis.

Determination of lithium in natural water was studied by direct current plasma atomic emission spectroscopy.

The simulation results show that the direct current control method proposed in this paper is right and effective.

A direct current is a current which flows always in the same direction. A direct current is a current flowing always in the same direction.

An eccentric wheel below the seed box is connected with a direct current motor.

Brushless direct current motor had been widely used in the areas of computer HD, electric bicycle and so on.

The product of applied potential difference and current in a direct-current circuit.

A fault diagnosis and fault tolerant control system for brushless direct current motor controller was designed.

The utility model has the advantages of direct current supply, power-saving, safety, convenience and practicality and perfect effect.

The infrastructure will deliver a High Voltage Direct Current (HVDC) power system connecting the grids of Sardinia and peninsular Italy.

CANRIG 1150E-500 is the direct-current top drive made in Canada. It has no celerity socket and it connect by end of junction box.

The units are available for either alternating or direct current and are sized for specified conditions of operation.

In this paper, it explains the operation advantage and development trends of direct current submerged are furnace.

Objective: To observe the curative effect of direct current introducing calcium ion to treat hydrofluoric acid burns.

We used to weld pipes with direct current (D. C) so are welder (ac A. C. welder).

RAILWAY ROLLING STOCK. ELECTRICAL AND ELECTRONIC EQUIPMENTS SUPPLIED WITH DIRECT CURRENT. OVERVOLTAGE TESTS.

NORC based optical switch uses direct current light as light source whose input and output are equivalent two optic level.

After the Advent of transformers, much of the load was served by alternating current instead of direct current.

The development of a practical transformer freed the utilities from the limitations imposed by the low voltage Inherent In direct current.

We also offer versions for inputs carrying higher voltages for use with either alternating and direct current.

A superconducting line would use direct current (DC), good for transmitting power over long distances.

The utility model relates to a direct current forcipate ammeter.

Substation including converters and the main function of which is to convert alternating current into direct current or vice versa.

The cells convert solar energy into direct current electricity via the photovoltaic effect.

The direct current machine also obtained the widespread application, also may precisely control the velocity of whirl or the torque.

The drawing technics that iron continuous casting adopting method of direct current timing motor dragging has been analyzed.

The results showed that as compared with direct current, revense pulse plating could obviously decrease porosity of nickel deposits.

VOLTAGE REGULATORS FOR DIRECT CURRENT GENERATORS. OVERALL DIMENSIONS AND METHOD OF FIXING OF BASE.

A new algorithm to eliminate the decaying direct current(DC) component from fault currents is presented.

LED light takes advantage in working at low voltage and direct current. low loaded and less interference.

To transmit the power for the solar farm we would need to build new high-voltage direct current transmission to replace our AC current grid.

Terminology for high-voltage direct current transmission.

Rectifiers are devices that convert alternating current (AC) to direct current (DC).

If the electric field applied is unchanged , the current produced is a direct current .

Conclusion: The direct current induction of calcium ion has very good therapeutic effect on treating hydrofluoric acid burns.

They are intended for use in electrical equipment operating on alternating current at a frequency not greater than 100Hz or direct current.

The SO 2 removal products were collected by the method of adding direct current bias voltage at pulsed corona discharge reactor.

Currents from electric batteries are called direct current.

During seeding, the eccentric wheel rotates driven by the direct current motor so as to spread seeds around.

Based on the theoretical investigation on direct-current electrical field in cased holes, a simplified transmission-line model is proposed.

direct current voltmeter descending to the lowest location.

The stabilization of capacitance voltage in the direct current side is realized by PI control.

We used to weld pipes with direct current (D. C) shingl we be heldlder (changing electric current A. C. welder).

Methods 78 patients were converted to sinus rhythm by oral quinidine or amiodarone or direct current cardioversion.

The no-brush direct current electromotor is a kind of direct current electromotor without any mechanical commutator or brush.

The research is based on the structure and principle analysis of digital direct current velocity modulation system of the mine hoister.

Under the ST7 control, the direct current power converted from the solar cells can be stored and used reasonably.

The research of RET method in a direct current power supply for G. I.

MCU, direct current and brushless motor, rotate speed Control.

Effects of direct current(DC) and pulse current acting on liquid metal on the solidified structure of pure aluminium were studied.

One kind of the digital solar direct current power supply system controller, which based on the ST7 microprocessor, is designed.

A device for converting alternating into direct current.

It generates low voltage, 'three phase' AC, and then changes it into 'direct current' (DC) for charging a 12 volt battery.

Leisure accomodation vehicles. 12 V direct current extra low voltage electrical installations. Part 2 : motor caravans.

Direct current is current with no reversals in polarity.

Leisure accomodation vehicles. 12 V direct current extra low voltage electrical installations. Part 1 : caravans.

After this, a direct current is produced through a three-phase rectifier.

The actuation system controls the unidirectional PWM direct-current machine using the interior bridge circuit of L298.

We report a 70-year-old man who experienced contact dermatitis from direct current cardioversion.

This paper describes the designing and making process of 120KV high voltage direct current changer.

A direct current is a current flowing always in the same direction.

Direct-current resistive volt ratio boxes.

ABB has unrivalled experience in high-voltage direct current, with projects on every continent, on land and at sea.

When the lock-in state is needed, direct current is needed instead of the pulse. so the speed control of the step motor is very easy.

Modification of Plant Direct Current System in Liuxihe Generation Co.

The disadvantage is that reverse electrodialysis produces direct current, whereas the world runs mostly on alternating current.

How Improve The Influence of Direct Current Drive on The LCD?

E. g. A direct current is a current which flows in one direction only.

When the cables use in direct current system, rated voltage should be not greater than 1.

89C51 singlechip to collect data, process data and drive the direct current machine to control the temperature.

The battery can also be re-charged in about 45 minutes from an external direct current line.

The invention discloses a kind of direct current mutual-inductor.

The difference between a direct and an alternating current is that a direct current always flows in one direction.

In view of the superiority of direct current melting ice, it has been more and more attractive.

Based on 51 monolithic integrated circuits numerical control direct-current power supplies realization plan, debugging and so on!

This is because the direct current flows in a wire always in one direction.

The HVDC(High Voltage Direct Current) transmission is playing an more and more important role in the national economy of our country.

Application of 590 Numerical Direct Current Speed-Adjusting Equipment in the Wind-Stretching Machine Control System

the capacitor is connected with the flyback DC-DC converter and used for filtering the high direct current voltage;

Stepped Coordination Testing and Research of Air- blast Circuit Beaker and Fusible Cut- out in the Direct Current System

Mathematical Model of Heat Transfer in an Apparatus Used to Coated Film by Direct Current Plasma Jet

Specification for direct-current and low-frequency electronic measuring instruments with a digital display

Creativity of the advanced detecting technology for direct current three - point power supply and its application

the output end of the rectifier is connected with a direct-current filter;

The Transforming Measures of The Direct Current Power Changing Set of Silicon Controlled Rectifier

Fixed Metalized Polyethylene-Terephthalate Film Dielectric Chip Capacitors for Direct Current - Encapsulated, Blank Detail Specification for

Analytical Calculation of the Air-gap Magnetic Field for the Permanent Magnet Direct Current Motors

Experiment and adjustment of controllable silicon rectifier and its influences to direct current electric machinery

Combination treatment of direct current stimulation and tetrandrine for protection of acute spinal injury and its mechanism

Study on the Hybrid-optical Direct Current Transducer Used for HVDC

Blank detail specification: fixed capacitors with metallized polycarbonate film dielectric for direct current; capability approval

a smoothing means for smoothing a pulse width modulation signal to a direct current level provided from the pulse signal generating means;

Application and Work of the Direct Current Detection Creepage Protection with Additional Power Supply at the Coal Mine

Mechanic Study of a New Direct-current Cyclone Segregator

Research and Manufacture and Its Possibility Analysis of Intelligent Capacitor Direct Current Screen

fixed capacitors with metallized polyethylene-terephthalate film dielectric for direct current; capability approval

Sectional specification; fixed metallized polyphenylene sulfide film dielectric chip capacitors for direct current

direct current after being filtered is connected with the input end of an inverter;

fixed chip capacitors with metallized electrodes and polyethyleneterephthalate film dielectric for direct current

The Experimental Investigation on the Technical Parameter of the Simulant Direct Current Electromagnetic Pump

Direct Current Voltage Gradient Anticorrosive coating Integration assessment;

Frequency converting direct current pulse electromagnetic water treatment technology

The control of a brushless direct-current motor of digital signal processor without sensors

The Application of a Single - Chip Computer System for Controlling and Testing of a Direct Current Electrical

Exploration of the Design of Computer Supervision System in Direct Current Sampling Transformer Substation

The Device for Demonstrating the Direction of Direct Current by Using Four-Bit Bidirectional Shift Register

The Differences and Similarities between Alternating Current Contact or and Direct Current Contactor and the Replacement of Each Other

Study of diamond film by direct current cathode-hot filament chemical vapor deposition

The Exploitation and Discussion of The Direct Current Pulse Width Velocity Modulation Educational System

Finite element simulation of high voltage direct current electricity technology for double liner landfill leakage detection

Taking about Checking the Direct Current Grounding within the Transformer Substation

the high-voltage direct current power supply is used for transmitting the high-voltage direct current to the first electrode;

Recommended Practice for Fire Protection for Electric Generating Plants and High Voltage Direct Current Converter Stations

Electrical Characteristics of Buried Fault and Prospecting by Superficial Direct-current Electrical Method

Research on Temperature Compensation of Permanent-magnet Velocity Measurement Direct Current Machine

Synchronized direct-current cardioversion for treating atrial fibrillation

Combination of direct current electric field and methylprednisolone in promoting spinal cord regeneration

Electrodes Experiment Studying of the Direct Current Plane Electromagnetism Pump

Comprehensive Production of Reduced Direct Current Consumption with Zinc Electrolysis Process

Failure analysis of direct-current system ground connection and its treatment in power station

Discuss on Decreasing Direct Current Consumption During Nickel Electrowinning Using Insoluble Anode

direct current glow discharge emission spectrometry ; co-linear method ; boron ; different matrixes

The parameters calculation of brushless direct current motor in attitude control and energy storage flywheel application

Designed of a Numerical-controlled and Scanned Direct Current Source

Discussion on Technique of High-voltage Direct-current Transmission Simulation for Dispatching Operation

Electrochemical Action of the Steady Direct Current Electrical Fields on the Interstitial Fluid

Contributions to the Differences in the Amount of the Positive Direct Current of the Diode Rectifier

Direct Current Magnetic Field Controlling Technique and Its Application in Port

Investigation About Malfunction of Direct Current System Grounding in Transformer Substation

Determination of Phenyl Amines by Gradient Eluent Ion Chromatography and Direct Current-Amperometry Detection

The Design and Realization of Standard Direct Current Signal Source Used in Instrument

Winding wires; resistance wires, test method of the temperature coefficient of the direct current resistance

Influence of Assembled Magnetic Parameters on the Direct Current Electromagnetic Pump Magnetic Strength

A neural network identification method of the water-cooling furnace walls curves of Direct Current Electrical Arc Furnace

Experimental Analysis and its Retrofit Scheme to power Plant Direct Current Power System

Development and Applications for the Technology of Measurement Quality Control of Heavy Direct Current

Design of the Centrifugal Permanent-Magnet Direct-Current Generator in Farm Transport Vehicles

Research on Direct Current System Insulation Supervisory Device with Microcomputer Line Detection

Application of etomidate in synchronized direct current cardioverter in atrial fibrillation

Contrast Experiment and Research Between Ripple and Direct Current Electroanalysis Grinding

Analysis and treatment methods of the typical fault for the direct current velocity adjustment system of thyristor

The observation of curative effect of electrochemotherapy of superficial malignant tumours with small direct current

Measurement Method and Uncertainty Evaluation Analysis of Direct-current Standard Voltage Source

Researches on the application of direct current electrolysis disinfection for purified drinking water

The Equivalence between Radiated Electromagnetic Fields and Direct Current Injection

Analogue direct current signals for industrial process measurement and control instruments

High Performance Brushless Direct Current Motor Used in Control Moment Gyro

Synthesis of nanocrystalline nickel by direct current electrodeposition

Influence of Annealing on the Optical and Electrical Properties of ITO Films Prepared by Direct Current Magnetron Sputtering

Standard Practice for Describing and Specifying a Direct-Current-Plasma Optical Emission Spectrometer

Step-forced Dynamic Speed Drop Analysis Digital Control, Dual Ring, Direct Current and Reversible Speed Governing System

Direct-current cardioversion of early recurrence after catheter ablation of atrial fibrillation

Techniques and practice of detecting water flowing subsided column by Ground Direct Current Electrical Sound method

Measurement Result Uncertainty Analyzing Method of Direct Current Difference Potential Meter

Effect of the applied steady direct current electrical fields on electrocardiogram in normal rabbits

Analysis on the achievement of the mine direct current lift's automation, digitalisation and network

Fully Numerical Direct Current Speed Governor and Its Applications

Generic specification for fixed metallized paper dielectric capacitors for direct current

Application of High-Resolution Direct Current Instrument in Tunnel Geological Prospecting

Permanent magnet low speed direct current tachogenerator, General specification for

The Measures Enhancing System Dependability of Extra High Voltage Direct Current Transmission System

Fault Analysis of Direct Current Main in Cyanuramide Product and its Improvement

Research of the Online Calibrating Measurement Standards of Strong Direct Current

A Novel Alternating Current Sampling Algorithm for Filtering Decaying Direct Current Component

Effects of different pH buffer solution and corneum on the absorption of Aconitum alkaloids introduced by direct current in vitro

Research on Low Temperature Plasma Annealing of Indium Tin Oxide Films Prepared by Direct Current Magnetron Sputtering

Experimental study on methylprednisolone therapy assisted by direct current field to treat spinal cord injury

Brief analysis on influential factors of direct current consumption in ionic membrane caustic soda production

Experiment Study on Direct Current Corona Discharge in Two-phase Mixture of Gas and Solid

direct current resistance welder secondary rectification

Specification for tractive armature direct current neutral-polar line relays for railway signalling

Fixed metallized polycarbonate film dielectric capacitors for direct current

Development of the Hybrid-optical Direct Current Transformer and Tentative Operation in HVDC Transmission Network

The influence analysis of direct current transmit electricity to geomagnetic observation

Analysis and Definition of the Direct Current Single Armed Bridge Assay Device's Unconfirmed Degree

Test Method for Barium in Brines, Seawater and Brackish Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy

The analysis of overrange faults of direct current resistance of the generator stator-windings

Numerical Simulation and Analysis of the Temperature Field for Direct Current GTAW Arc Brazing

Test Procedure for Evaluation and Classification of Insulation Systems for Direct-Current Machines

Metallized Dielectric Capacitors in Metallic and Non-Metallic Cases for Direct Current Application

Numerical Simulation and Analysis of Pulsed Direct Current Brazing Temperature Field with Computer

Research on sliding mode variable structure control for high voltage direct current transmission system

Specification for tractive armature direct current neutral track and line relays for railway signalling

Improvenemt of Lower Range Calibrating Network of The Direct Current Digital Voltmeter and Evaluation Uncertainty

The Research on the Methods of Transmitting Measurement of the Large-cureeent Microhm Lever Transition Direct Current Resistor

A Sort of Direct Current Power Supervise Control System Based on AVR Chip Computer

Uncertainty evaluation in resistance box calibration by direct current digital voltage meter

Trial research for the strength of reinforced concrete after it's steel was corroded by external direct current

Experimental study on effect of direct current electrical field assisted by tetrandrine in treating acute spinal cord injury

The Small Resistance two Bridge Researches of Direct Current of Measurement Technique

Analysis of Direct Current characteristics of Double-injection Field-effect Transistor

Comparison between Analog Regulation System and Digital Regulation System of Pressing Direct Current Motors in Sugar Refinery