(1) We traced the trouble to a faulty transformer.

(2) Keep away from the transformer.

(3) He switched off the transformer and the buzzing stopped.

(4) Plug the transformer into the mains .

(5) You may need a transformer if you want to run a personal stereo off mains electricity.

(6) Mains transformer T1 must have a generous current rating.

(7) This exceeds the transformer current rating.

(8) The visionary leader is a transformer[], cutting through complex problems that leave other strategists stranded.

(9) Transformer coupling of the source and/or detector to the Wheatstone network is often adopted to match impedance levels or for isolation purposes.

(10) The availability of two variable transformer ratios allows even more widely differing impedances to be compared than is possible with single-transformer bridges.

(11) This effectively gives a 6-0-6 volt transformer having a current rating of 250 milliamps.

(12) This would be undesirable behaviour in a transformer but is the essence of fluxgate operation.

(13) They are connected to a transformer, which provides the 12 V supply to the lights.

(14) The transformer simply plugs into a mains socket indoors or in a garage, and only the low-voltage wire is taken outside.

(15) I also have a Transformer named Bumblebee.

(16) A linear differential transformer has three coils.

(17) The current transformer is fully enclosed and busbar structure.

(18) Power Distribution Grid; Coupling Transformer; Line Loss; Power Supply Reliability.

(19) Production and sales of high-frequency transformer. FBT ignition coil. LNB. Switching power supplies.

(20) The excitation characteristic of secondary winding of current transformer is the key factor to transformer performance and the quality of secondary winding directly influences that of the quality.

(21) The improvement of ventilation system of dry-type transformer for DX medium-wave transmitter is presented.

(22) Apparently crews were trying to repair a small outage affecting 1[/transformer.html], 640 customers in the Mission when the transformer went out.

(23) This causes the beam to bend and the displacement is measured by means of a strain gauge or a differential transformer.

(24) Or you could be sensible and stop trying to squeeze the last drop of current from the transformer!

(25) The potential differences between B, C and D are again very small, arising only from small losses in the transformer.

(26) Door bells and shavers etc require a separate fused supply through a transformer.

(27) Signal voltage gain is always accompanied by greater signal current attenuation and viceversa with a transformer.

(28) With modern circuits that run on low voltages the mains transformer provides two functions.

(29) CHIP INDUCTOR, CHIP BEAD , SMD POWER INDUCTOR . COILS, TRANSFORMER.

(30) In this paper, the distributions of the temperature and flow field are derived for a cable transformer coil by solving the finite element equations.

(1) We traced the trouble to a faulty transformer.

(2) Keep away from the transformer.

(31) Using the food - grade oil instead of the ordinary transformer oil, to avoid contaminating the well.

(32) Movable - core high leakage reactance transformer, single - phase bridges rectifying and reactor serial structure for main circuit.

(33) Running a transformer into the wrong load will alter its high-frequency roll-off and square wave response.

(34) Transformer update project, failure modes analysis unavailability calculation, risk difference, payback period method.

(35) An energy saving strategy, which aimed at the problem of arc welding transformer with high open energy wastage and low power factor, is proposed.

(36) That is to say, each generator is connected to 220 KV switch - yard through its own main transformer.

(37) Based on the characteristic analysis of short-circuit impedance for adjustable tap transformers, the defects of the transformer model is pointed out, and the detailed correction method is proposed.

(38) The invention discloses a current transformer, which comprises a primary coil, a secondary coil, an iron core and a shell.

(39) This paper presents series-capacitance compensation method that can reduce the over-reactance of imitating transformer to meet equivalent reactance in power system imitating experiment.

(40) Protection by gas relay is one of the elemental protection of transformer.

(41) Full bridge topology was used in the main circuit, IGBT was used as power switching device, and micro-crystal core was used in mid-frequency transformer.

(42) A step - down transformer has a turns ratio less than 1.

(43) The principle and structure of optical instrument transformer are introduced, the remain issues in the research are also discussed.

(44) An integrated - circuit transformer differential relay including secondary and fifth harmonics suppressor is designed.

(45) This paper introduces the application of The 'SP' synthesization foam spray fire extinguishing device for a main transformer in the substation.

(46) Working principle of fast linear transformer driver ( LTD ) is a new pulsed power technology developed recently.

(47) The proposals for measurement of OLTC recovery voltage in transformer test and operation are made.

(48) The DC waveforms and their judgement of on - load tap - changer in transformer are introduced.

(49) Switching power transformer coil for notebook - computer processed for American company, and inductance coils of various kinds.

(50) Which I designed the equipment transformer factory planning ranked first in class and I spent most of the time and half of the students.

(50) try its best to gather and make good sentences.

(51) Optimum design of movable - core - shunting arc welding transformer is carried out in the present paper.

(52) Start time is about 3 - 80 seconds . The temperature of thyristor and transformer has no distinct rise.

(53) The metering error will occur when current transformer does not operate in rating condition.

(54) There is discordance between present two-part tariff and urging economic operation of transformer.

(55) With the development of modern power system the traditional electromagnetic current transformer has revealed more and more problems.

(56) The main transformer and switchgear will be thoroughly tested by an outside contractor.

(57) According to the modified least square algorithm of system identification technique, a diagnostic model of power transformer fault is determined and described by fuzzy relation matrix.

(58) The method to calculate temperature rise of dry-type transformer is introduced. The detail calculation process is presented.

(59) Transformer cannot operate on direct current, which would burn out the wire in the transformer.

(60) Various parameters in the main circuit were calculated. meanwhile, it is very important to design the high-frequency transformer.

(61) This paper with 220/110/10 kV step-down transformer substation design as an example, elaborated the power system engineering of substation part electrical design (a part of the whole process of).

(62) This kind of transformer has low inductance and distributed capacitance , which can satisfy the design requirements.

(63) This paper base on theory of voltage transformer economical operation, expositing great economic meaning of electricity saving by chosen the operation way and reduced the ullage.

(64) To calculate self and mutual inductance of coreless transformer in printed circuit board, The author offered a new method to calculate based on Neumann equation as well as testing process and circuit.

(65) In order to reduce cost, I eliminated the idea of an output transformer.

(66) The structure and design key points of oil immersed inverted current transformer are introduced. Some problems that must be paid attention to in its design are pointed.

(67) The application of superconductors in electric cable, transformer, motor, fault current limiter and energy storage will bring forth a new phase of development of the electric power technology.

(68) Electromagnetic winding, motor, high temperature transformer , electric tools , special electromotor, refrigeration compressor , oil immersed transformer, etc.

(69) The thesis only counts the failure that leads the transformer to quit operation, regarding the transformer as Non-repairable system whose main index is failure rate.

(70) The debugging process should use transformer from small to large gradually increased until the voltage observation circuit voltage, LED LED lamp case.

(71) As a result, a 1.08GHz, low phase noise transformer coupling quadrature LC VCO is finished according to the proposed model.

(72) This paper analyzes the cooperation problem in indication between voltage - regulating transformer on load and the corresponding secondary equipment, puts forward the solution and uses it in practice.

(73) To solve the problem of locating the multipoint earthing of the transformer core, two novel methods, named as high-frequency method and travelling-wave method, are analyzed and compared in detail.

(74) AC voltmeter PV1: indicating primary terminal voltage of rectifier transformer regulated by .

(75) Signal conditioning circuit AD698 for Linear Variable Differential Transformer (LVDT) is introduced(), and the application of this circuit can greatly simplify the circuit design.

(76) The circuit, with over-current protection of output transformer original side average current and side peak current, adopts pulse transformer coupling MOSFET driving circuit.

(77) In a power transformer the coils are on an iron core made of ferromagnetic material in order to confine the flux so that almost all of the flux linking any one coil links all the others.

(78) The transient performance of small power protective current transformer(CT) is described, the improved method of transient performance is analyzed and the transient dimensioning factor is discussed.

(79) All research above can provide valuable help for measurement of trace moisture in transformer pressboard .

(80) The multi parameters of running trans former are considered comprehensively, and by fuzzy synthesis reasoning to conclude fuzzed representation of transformer coiling hot point.

(80) is a online sentence dictionary, on which you can find good sentences for a large number of words.

(81) In this paper, a design method and the operating principles of pulse transformer in forward converter are presented, and some problems to be considered are pointed.

(82) The factors to influence the seal characteristic of SF6 instrument transformer are introduced. The measures and methods to maintain its seal characteristic are given.

(83) Pulse transformer is an important device in the field of pulse power technology.

(84) However, the leakage inductance and resistance of side of the transformer are required as priori parameters.

(85) Medium frequency transformer quenching is used for workpiece diathermy, quenching, annealing, brazing, etc.

(86) Transformer oil purifier applies for filtrating and dehydrating transformer oil, mutual conductor oil, switch oil and other kinds of insulation oils.

(87) The transformer is available AS a self-cooled unit, or it can be purchASed with additional steps of forced cooling that use fan or fans and oil pumps.

(88) The design method of the high voltage and the fast response time pulse transformer used in the condition of low load impedance was introduced.

(89) This task develops a long-distance data acquisition and monition system of low-voltage distribution transformer based on the GPRS technology.

(90) The method could also calculate the transformation ratio, in particular be true of line parameter and the transformer.

(91) Using the principle of differential transformer, a method of self-sensing rotor position of magnetic bearing is studied in this paper. By this way , no special displacement sensors are used.

(92) Without hand-making and resistance adjustment, a new structure of air-core coil, based on printed circuit boards, is adopted by the transformer.

(93) A transformer in its simplest form consists of two stationary coils coupled a mutual magnetic flux.

(94) The transformer substation survived the blast with relatively minor damage to the essential components.

(95) HVDC test is one of routine tests on the converter transformer.

(96) Header between oil conservator and transformer oil tank should be smooth.

(97) Fig. 9 shows schematically the application of a differential transformer to measurement of liquid column height.

(98) The function and characteristics of high frequency transformer used in arc welding inverter are introduced in this paper.

(99) In this paper, the "network of four remote substation systems. " It is suitable for automation and integrated substation transformer unattended mode and the promotion of an important topic.

(100) Involve , Directional Coupler , Shortplug, Adapter , Four Stabs Tune, Transformer etc.

(101) All-sealed maintenance free SRN high temperature resistant oil immersed transformer, SCB10 and SG10 type dry transformer can be selected for the substation.

(102) The tape has the advantages of heat resistance, insulation and heat shrink, becoming ideal insulating binding materials for manufacturing and repairing of electrical machinery, transformer and so on.

(103) It is introduced in this paper that the design and function of the new-type HEWL instrument transformer calibrator and its testing equipment for small current and voltage.

(104) Each of the two medium - voltage buses is supplied from a separate auxiliary transformer secondary winding.

(105) The testing voltage of the secondary winding of transformer has to be 80% stipulated testing voltage while repeated power frequency voltage with-stand test needed.

(106) Purpose: Fluorescent lamp, electronics ballast, electronic transformer, switch mode power supply.

(107) The voltage difference of same-phase caused by different transformer wiring group was analysed. And the solving method was also provided in this paper.

(108) From two aspects of theory and practice, this article more systematically expounded the peak sample transformer rotating shaft cotangent coding scheme and its engineering design principles.

(109) At last, the temperature-rise of transformer is calculated using the temperature field method and the influence on DC magnetic bias to temperature-rise is analyzed.

(110) With the prevention of insulation aging as the key, service life management for transformers includes transformer fault forecast,[] on the spot fault diagn...

(111) By using power system block set(PSB) of MATLAB, a simulation model applied to analyze the saturation characteristics of transformer is built.

(112) The results of this paper is helpful to development of the core ofRogowski coil current transformer.

(113) The design of the high speed digital orthogonal transformer which architecture based on the digital channelization in frequency domain is introduced in this paper.

(114) Analyzing the igniting method of LC resonance and considering the control of the inverted main circuit, this paper designs an igniting circuit with transformer coupling controlled by logic.

(115) Therefore, the transformer insulation test should be conducted 24 hours after the grease still more reliable. 3, the core back to the equipment should be noted that the sharp corners.

(116) Due to the special environment of transformer substation data communication is required rapidly real-time response ability, reliability of stability and fine electromagnetism compatibility.

(117) The mechanism of DC biasing for output transformer of SPWM switching converter was analyzed.

(118) Impedance-matching balance transformer is an new type transformer to achieve balance transformation of current between the three-phase system and the two-phase system.

(119) The transformer isolates the transistors with regard to d - c bias voltage .

(120) A precise DC current transformer (DCCT) system is a must for commissioning and operation of the storage ring of Shanghai Synchrotron Radiation Facility (SSRF).

(121) PPF can suppress switch's drop-out peak-voltage and magnetic biasing by adding a clamping capacitor on primary side of the traditional push-pull converter's transformer.

(122) Fixed installation in air, these products with soft copper conductor can be used as the service drop cable of transformer.

(123) It has many remarkable advantages such as simple auxiliary circuit, realizing ZVS in the wide load range, no voltage spike and surge of the transformer secondary side and easy to be controlled.

(124) The Xinhua News Agency said five power stations were put out of action and six transformer substations were shut down in Sichuan.

(125) This paper analyzes the features of the current transformer with non - magnetic air gap.

(126) The substation equipped with a transformer of 500 KVA is south of the plant.

(127) Therefore S11 reel iron core transformer has good property for guard against theft.

(128) The leakage impedance of a high leakage impedance transformer is analyzed. Its formula is derived. The test examination of this formula is made.

(129) How to obtain working power supply from high voltage side of active electronic current transformer (ECT) is the key link impacting the reliability and accuracy of the instrument transformer.

(130) As the electrochemical rectifier transformer CAD system aleatory and enormous, it is divided into two parts.

(131) A new method of fast measuring T501 antioxygen content in transformer oil is introduced in this paper.

(132) Therefore, it is very important to monitor the moisture condition in pressboard during both manufacture and performance process of a transformer.

(133) Transformer secondary open-circuit , the primary is still a certain degree of current, this part of the current known as the no-load current.

(134) This DC-DC converter with transformer has a notable feature which is that possibility of magnetic saturation due to asymmetry of circuits or transient phenomena is greatly reduced.

(135) With the development of computer, it is possible that develop a intelligent more functional Transformer Calibrator.

(136) This paper introduces a high - frequency transformer used in a new exciter for the synchronous motor.

(137) The design of high frequency transformer in inverter arc welding power is introduced, which is based on the characteristics of inverter arc welding power.

(138) Line frequency hum, primarily induced by imbalance in the filament circuit wiring, the transformer used to power the filament, coupling into the signal leads, etc.

(139) Mostly we are selling transformer, power choke coil, electron, transformer equip and so on.

(140) This paper collects and analyzes the harmonic signals of the CO2 welding machines main transformer[Sentencedict], by which researches the effect of welding power source on the main.

(141) First, the bias current for each side is flowing in opposite directions in the primary of the output transformer, so they effectively cancel each other out.

(142) The main contents are made up of the following: common-mode transformer design, hardware design, FPGA function design, and the configuration and debugging of FPGA.

(143) The article introduces the control and management system of a small water power station. Th is station uses distributed control with four groups of generator and one group of main transformer.

(144) By integrating the main transformer and output inductor with magnetics integration technique, an ACFC with high efficiency and high power density was obtained.

(145) It points out the problem that should be paid attention to in designing transformer and the measure to reduce leakage inductance.

(146) The admittance matrix includes the information about the winding connection of the transformer, the electrical quantities of the transformer, and how the start points are connected.

(147) Optical Current Transformer (OCT) as a novel representative of current transformer resolves problems of saturation and low transient precision created by electromagnetic current transformer.

(148) In order to conquer the difficulty of measuring temperature of high voltage electronic current and potential transformer vessel, F-P temperature sensor and demodulating scheme is designed.

(149) The variable off-time regulates how often the transformer charges and delivers power to the load.

(150) At first, we can define the type of distribute network , the capacity of the main transformer, the cross-sections of the lines and so on .

(151) Supported by Hebei Natural Science Foundation under grant No. 503624, The high frequency circuit model of the transformer windings in GIS is researched in this paper.

(152) Include: All sorts of equipment of communication equipment, navigational aid, lighting, transformer, accumulator, lamps and lanterns.

(153) Application of optical transformer is a reformation for the traditional electric energy measurement device.

(154) Thus the synthetic disposal and cooperative analysis for multi - characteristic signal of transformer are needed.

(155) The scheme of adopting the capacitor connected in series with transformer neutral to block DC current is used to the transformer neutral DC current blocking device for No.

(156) The power source used 14 power file effect transistor MOSFET in power transformer second order; all the combinations of twist-coil could construct 18 different second orders.

(157) This current transformer is fully enclosed , wall through and casting resin insulated. It has a good ability of insulation and anti-moisture.

(158) Then, is this batch of houses approaches the transformer substation?

(159) In this paper, the impedance matching problem in high speed driving laser diodes is dealt with and tapered transmission lines are introduced as an impedance transformer to solve this problem.

(160) This paper proposes a study of the influence of the HVDC(High Voltage Direct Current transmission) ground electrode current on neutral grounding transformer.

(161) Collecting ring is a key part in micro motor. It is widely used in revolution transformer and autosyn. The injection quality of the part relates to the property and life span of motor.

(162) Because leakage inductance value of rectiformer used in DC EAF is larger than common power transformer, the rectifier has longer commutation time.

(163) At this moment, the excitation voltage transformer impedance and the system-to-ground capacitance come into being non-linear resonant circuit.

(164) The leakage inductance of transformer has huge influence on the energy returned stage of double - flyback converter.

(165) The high-frequency transformer which uses two windings in parallel with power converter, together with the use of interleave control will split input current and raise the efficiency of conversion.

(166) The electromagnetic field analysis in charging capacitor and pulse transformer is carried out by employing an ANSYS software for, which is based on the finite element method (FEM).

(167) The range of bias DC is determined according to the measuring data of earthing neutrals DC of transformer, and the influences of DC magnetic bias on transformer are studied.

(168) This kind of high voltage generator can be connected directly to power system without transformer, it is a technical revolution in the history of electric machine.

(169) High Voltage Transmission and Distribution, City Power Supply, Line Tower , Transformer Shell , High Voltage Switchboard and link system.

(170) The early failure phenomena of flyback transformer was discussed in this paper.

(171) Electricity is then carried from the transformer to a main entry point for the building. This entry point is called the service point,[] or the distribution point.

(172) Use is made of that zero-sequence transformer outputs a voltage signal when phase-failure occurs in three-phase induction motor.

(173) In the circuit analysis, the paper takes into account the effects of parasitic parameters of the high frequency transformer, which makes the design principle more effective.

(174) The high frequency transformer is designed by the AP method. The type of magnetic core, wire guage and the coiling method are computed by the AP method.

(175) The characteristics of partial discharge (PD) signal and white noise at on - line transformer monitoring are analyzed.

(176) The transformer in this converter needs no magnetic flux reset coil and has high utilization factor of the magnetic core.

(177) Based on it, the transformer with interleaving structures is put forward with the proper number of the rectifying tube selected and driving resistance reasonably adjusted.

(178) It is different from the traditional electromagnetic current transformer and voltage transformer. It adopts the optoelectronic isolation, data digitization and technology of optical communication.

(179) A number of design formulars for the step height of waveform, the transformer coil and commutation components are derived.

(180) The power source of the PA-S25 W itself consists of the main transformer, the rectifier set with contactors, the Hf-ignitor and the pilot arc resistors for striking the pilot arc.

(181) The results of energy saving are analysed and calculated to high voltage circuit and main transformer after installing inefficiency power compensation apparatus.

(182) Knowledge on high voltage equipment, e . g. transformer, switch changer, etc.

(183) The pump room should have been discarded. There is a transformer substation behind the river bank. Can you find someone is preparing for the supper?

(184) A variac and transformer, at far right, supply high voltage for the modulator.

(185) If regulating equipment is needed, it may be desirable to provide it in the transformer by using load tap changer equipment.

(186) Mobile Phone Battery Charger, Adaptor, Transformer, Inductor, Ferrite Core, etc.

(187) A novel miniaturization planar transformer for voltage pulse is presented in this paper.

(188) Two types of structure of corrugation tank in the whole sealing oil - immersed transformer are introduced.

(189) The main circuit includes rectifier, inverter, high-frequency transformer and wire heating circuit.