space charge field distribution
Effect of polyethylene interface on space charge formation
... electric field the injected electrons tend to move towards the anode and are blocked by the polymer interface due to the presence of electron ...positive charge carriers tend to move towards the ...positive ...
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Electric field and space charge characteristics of XLPE insulation doped with nanofillers
... Space charge is well accepted by many researches in associating to accelerate the insulation breakdown process ...of space charge will escalate the electric field distribution ...
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“Mirror Image Effect” Space Charge Distribution in XLPE Power Cable under Opposite Stressing Voltage Polarity
... electric field may exist because of the positive charge formed under previous voltage ...negative charge from the central part of insulation, and resulted in the reduction of positive ...formed ...
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Space charge and associated electroluminescence processes in XLPE cable peelings
... Consideration of the emission spectra of the EL can also give a first indication. Although it has not been possible to record the EL emission spectrum under DC stress, we have analyzed it under AC (previous studies have ...
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Space charge induced luminescence in epoxy resin
... and distribution, the degradation mechanisms of epoxies under field are not ...divergent field situation where the generation and development of electrical treeing was evidenced after the formation ...
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Charge distribution and electroluminescence in cross-linked polyethylene under dc field
... Space charge measurements were performed by the pulsed electro-acoustic technique at various DC- voltages varying from 1 to 150 kV/mm. Two different PEA systems were used, one of those allowing simultaneous ...
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Space charge measurement in polymer insulated power cables using flat ground electrode PEA
... The method to determine the electric stress distribution across the cable insulation due to the extemal applied field and that as a consequence of the trapped charge in the bulk insulati[r] ...
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Space charge formation and its modified electric field under applied voltage reversal and temperature gradient in XLPE cable
... the space charge distribution at a uniform temperature of 25 o C approaches a steady state that is very similar to that found in cable A, figure 3a, with a large positive heterocharge at the outer ...
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Electroluminescence excitation mechanisms in an epoxy resin under divergent and uniform field
... the charge distribution in the epoxy is the combination of dipolar and space charge ...that space charge dissipation is faster than dipolar relaxation which appears in conflict ...
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"Mirror Image" space charge distribution in XLPE power cable under opposite stressing voltage polarity
... that charge carrier generated by ionisation have a negligible mobility, which is clearly evidenced in the ...the charge labelled by letter ...reversed field, a negative bulk charge is ...
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Simultaneous space charge and conduction current measurements in solid dielectrics under high dc electric field
... about space charge formation in the ...as charge injection, accumulation and transportation and all these are sensitive to additives, electrode materials, ageing, temperature, stress and so ...on. ...
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Simulation of Space Charge Impact on Partial Discharge Inception Voltage in Power Busbars Dedicated to Future Hybrid Aircrafts
... electric field enhancement [4]-[10]. In the case of elec- tric field induced by electric charges, it well established that charges behaviour impacts the flashover inception in solid dielectrics materials ...
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18 Electric Forces and Fields.doc
... electric field is the condition of space around a charge (or distribution of charges) in which another charge will experience a ...Electric field lines always point in the ...
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Simulation of Multipacting with Space Charge Effect
... the field calculation, the same model of two plates was built and used in CST TD ...simulate field of any standing wave ...electric field was used, since the plate sizes are much smaller than the ...
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Growth And Characterization Of A Semi-Organic Nonlinear Optical Crystal: L-Alanine Sodium Sulphate Anhydrous
... frequency of applied field. Figure 5.8, 5.9 shows that the dielectric constant and dielectric loss are both inversely proportional to frequency. This is a normal dielectric behavior [16]. The value of dielectric ...
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Effect of external electric field upon charge distribution, energy and dipole moment of selected monosaccharide molecules
... external field induced polarizability of electrons, atoms and dipoles, the latter resulting in eventual reori- entation of the molecules along the applied field of the molecules and the electron density ...
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The influence of oxidation on space charge formation in gamma irradiated low density polyethylene
... the charge pairs in the sample produced by gamma irradiation can be represented as in ...stress distribution is modified markedly by the space charge as illustrated in ...of charge ...
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Frontiers of Astronomy, Astrophysics and Cosmology
... the field source with its impact on the test field ...the field sources is carried ...the field intensity at the control ...the field intensity. Replacing the force acting from the ...
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Macropore formation in p type silicon: toward the modeling of morphology
... of charge transport in conditions where silicon is under depletion ...scalar field Φ( r ) that dis- tinguishes between phases and is hence called phase ...phase field with the concentrations of two ...
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Analysis of Electric Field and Polarization of SF6 Circuit Breaker to Approach a Suitable Structure
... the field of crystal ...applied field. When the field is an arbitrary function of time t, the polarization is a convolution of the Fourier transform of χ(ω) with the ...applied field, and ...
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