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mức độ tác động đến chất lượng kt của một số yếu tố

Power Quality Harmonics Analysis and Real Measurements Data Part 1 pdf

Power Quality Harmonics Analysis and Real Measurements Data Part 1 pdf

Kĩ thuật Viễn thông

... written as N   M  f (t )   A1 e 1t cos w1t   Ai e it cos  wit  i      Bk cos  wkt   k   i2    k 1  (19) where A1, A2, …, AN are the sub-harmonics magnitude B1, B2, …,...
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Power Quality Harmonics Analysis and Real Measurements Data Part 4 docx

Power Quality Harmonics Analysis and Real Measurements Data Part 4 docx

Kĩ thuật Viễn thông

... x^(k) + K(k) [z(k) – C(k)x^(k)] (88) P(k+1) = [A(k) – K(k) C(k)] p(k) [A(k) – K(k) C(k)]T + K(k) Q2 KT( k) (89) Kalman gain: New state estimate: Error Covariance update: An intelligent choice of the...
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Power Quality Harmonics Analysis and Real Measurements Data Part 8 doc

Power Quality Harmonics Analysis and Real Measurements Data Part 8 doc

Kĩ thuật Viễn thông

... Snubbers and Matching Transformer over the Work of a Transistor Resonant DC/DC Converter Elektrotehnika&Elektronika (Sofia, Bulgaria), Vol 44, No 7-8, pp 62-68, ISSN 0861-4717 Cheron, Y., Foch, H ... temperature was about 25ºC From experimental tests it was computed the convection coefficient value, kt = 14.24W/m2ºC for this type of heatsinks for thyristor cooling Hence, it was considered the convection...
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Power Quality Harmonics Analysis and Real Measurements Data Part 10 docx

Power Quality Harmonics Analysis and Real Measurements Data Part 10 docx

Kĩ thuật Viễn thông

... behavior is characterized by the equivalent harmonic impedance matrix, ZBusk, which relates the kth harmonic three-phase voltages and currents at the three-phase load node, Vk = [VAk VBk VCk]T ... behavior is characterized by the equivalent harmonic admittance matrix, YBusk, which relates the kth harmonic three-phase currents and voltages at the node I, IIk = [IAk IBk ICk]T and VIk = [VAk...
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Power Quality Harmonics Analysis and Real Measurements Data Part 12 docx

Power Quality Harmonics Analysis and Real Measurements Data Part 12 docx

Kĩ thuật Viễn thông

... and cables, error of power electronic equipments operations and telephone interference Many desktop personal computers still present a nonlinear load to the AC supply This is because they have...
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Power Quality Harmonics Analysis and Real Measurements Data Part 14 docx

Power Quality Harmonics Analysis and Real Measurements Data Part 14 docx

Kĩ thuật Viễn thông

... module, n the ideal constant of diode, VT is the thermal potential of a module and it is given by m· (kT/ q) where k the Boltzmann's constant (1.38E-23 J/K), T the cell temperature measured in K, q the...
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