Примери за използване на Transformer windings на Английски и техните преводи на Български
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What are the connection schemes of transformer windings.
Between the adjacent transformer windings, insulation is much more serious.
Insulation resistance: insulation capabilities from the core and between the transformer windings.
I Characteristics of transformer windings are measured with frequency sweep method.
It can quickly andaccurately measure the DC resistance of transformer windings;
Transformer windings separated on different shoulders: 1- primary, 2- secondary.
The significance of measuring the DC resistance of transformer windings and precautions.
The transformer windings should be checked(to detect a break in them).
The significance of measuring the DC resistance of transformer windings and precautions[Nov 13, 2018].
Deformation of transformer windings is measured with frequency response analysis method according to national standard DL/T911-2004 for electric power industry, i.e.
The power transformer is inevitably vulnerable to impulse of various fault short-circuit current orphysical collision in the process of operation and transportation and the transformer windings may lose stability under the powerful electro-dynamic force exerted by such short-circuit current, which could result in permanent deformations such as local distortion, swell or dislocation and will severely affect safe operation of the transformer. .
Measuring the resistance of the transformer windings ensures that the connections are correct and the resistance measurements indicate that there are no severe mismatches or opens.
The power transformer is inevitably vulnerable to impulse of various fault short-circuit current orphysical collision in the process of operation and transportation and the transformer windings may lose stability under the powerful electro-dynamic force exerted by such short-circuit current, which could result in permanent deformations such as local distortion, swell or dislocation and will severely affect safe operation of the transformer. .
How to calculate and wind the transformer windings, what its core can be, what are the design features of transformers for various purposes, how they work- questions that may be of interest to many.
I Characteristics of transformer windings are measured with frequency sweep method.
This loss occurs in transformer windings and is caused by the resistance of the conductor.
It is ideal for measuring transformer windings and DC resistance of high power inductive devices.
The measurement of DC resistance of transformer windings is a simple and important test project in transformer test.
A zigzag(Z, z)connection of transformer windings must necessarily have two taps in which zero-sequence currents will circulate.
Such a scheme for connecting the transformer windings provides for a good reduction in the zero-sequence impedance and maximum voltage equalization.
Under normal circumstances, measuring the DC windings of transformer windings and high-power inductive devices by conventional methods(bridge method and voltage drop method) is a time-consuming and labor-intensive task.
(1) Measure the insulation resistance of the transformer winding and the final screen;
(1) The transformer winding can not withstand the impact of various short-circuit faults encountered in its operation, especially the huge impact caused by the transformer outlet or short-distance short-circuit fault;
One end of the transformer winding is connected to one blank, and the other end to the other blank.
Take a low-power transformer andtry to calculate the transformer winding according to the technology already studied.
Detect amplitude-frequency response characteristic of each transformer winding and make vertical or horizontal comparison of the detection result to judge possible deformation of the transformer winding based on change of amplitude-frequency response characteristics.
The basic principle of the winding deformation test is to regard the transformer winding as an inductance coil, and any change in the shape of the winding will cause a change in the inductance, thereby bringing about changes in the frequency curve.
Wave- rectifier consists of a transformer winding, capacitor and four diodes.
A"delta" connected transformer winding is connected between phases of a three-phase system.
The purpose of measuring the DC resistance of a transformer winding[Aug 21, 2019].