Higher harmonics

The inductor on the input side also suppresses the harmonics in the incoming supply, as high Lj will provide a high impedance path to higher harmonics. For suppression of harmonics, where the supply system is already substtintially distorted, tiddilional L-C... 

This means that the capacitor will offer a low reactance to the higher harmonics and will tend to magnify the harmonic effect due to higher harmonic currents on account of this. In fact, harmonic currents have a greater heating effect loo compared to the fundamental component due to the skin effect (Section 28.7),... 

In an inductive circuit the presence of harmonics is not felt so much as the higher harmonics lend to enhance the harmonic reactance, which causes a dampening effect ... 

Slill higher harmonics have noi been considered, as they are of even lower magnitudes. 

The third harmonic was almost absent, hence it was not considered. The second and other even harmonics were also insignificant. Similarly, higher harmonics (above the thirleenth) were also insignificant, hence were not considered for ease of illustration. 

A phasor diagram (Figure 23.18(c)) illustrates the reduction in the actual loading and enhanced load transfer capacity of the network which can be achieved with the help of harmonic suppressions. For even better utilization, the system may be tuned for higher harmonic disorders also. 

Higher harmonic contents may magnify the harmonic currents and affect the loading capacity of the line. 

The morphological behaviour of binary triblock copolymers (ABA) was elucidated in a subsequent work [32]. Including higher harmonics into his computation, Matsen s SCFT is able to bridge the gap between diblock and symmetrically composed triblock copolymers. An asymmetry parameter, r, was introduced which relates the number of segments of the shorter, r N, with that of the longer A block, (1 - x)4>aN (i.e. 0 < r < 1/2 with the limiting... 

In other words, higher harmonics serve as a useful quantitative measure of the nonlinear characteristics of the thin film. Using the inverse Fourier... 

X-ray Instrumentation. All experiments were performed at the Cornell High Energy Synchrotron Source (CHESS) operated at 5.8 GeV (Stations A-3, B and C-2). Monochromatic radiation was obtained with a Si (220) double crystal monochromator. In order to eliminate higher harmonics, 50% detunning was typically employed. ... 

Table 29.3 lists the new cavity dimensions that resulted in well-organized oscillations. The fundamental resonance frequencies for these cavities ranged between 20 and 40 kHz for the coupled convective-acoustic mode and 6 and 9 kHz for the Helmholtz mode. As before, the dominant frequencies included not only the fundamental mode frequencies, but also many higher harmonics and overtones. 

Note 2 An example of nonlinear optical effects is the generation of higher harmonics of the incident light wave. 

Molecular crystals are among the most efficient second- and higher-harmonic generating materials. An external electric field E, upon interacting with a molecule, will induce a dipole moment p. If the field is strong, the response may not be linear, in which case the components of p can be developed in increasing powers of E as described by the expansion (i = 1, 2, 3)... 

Fig. 15 Raman scattering spectra of a STO 16 and b STO 18-23 observed in x(yy)-x scattering geometry (tetragonal notation). Arrows in a indicate positions of DIRS signal and its higher harmonic component [27]...

Off-atom functions effectively include higher harmonics on the atom. Partial wave expansions of an off-centre Is-type Gaussian function have been discussed, for example, by Christoffersen et a/[40] and by Kaufrnann and Baumeister[41]. 

Sun, C. K. 2005. Higher harmonic generation microscopy. Microsc. Tech. 95 17-56. 

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