dissipation factor

(redirected from Loss tangent)

dissipation factor

[‚dis·ə′pā·shən ‚fak·tər]
(electricity)
The inverse of Q, the storage factor.
References in periodicals archive ?
Insulation of rods (coils) of machines with power of more than 5 MW and voltage greater than 6 kV for the control of manufacturing technology is subjected to an additional test [4]: measurement of the dielectric loss tangent tg[delta] of insulation, depending on the applied test voltage at normal air temperature.
It also increases the storage modulus, decreases the loss modulus and loss tangent.
The geometry of the initial design is imported from a SAT file; then electrical properties of the materials, such as permittivity and dielectric loss tangent, permeability and magnetic loss tangent, bulk electrical conductivity, and magnetic saturation are defined.
A process described in [17] is used to find the relative permittivity and loss tangent of various paints.
d]), dielectric constant ([epsilon]'),dielectric loss ([epsilon]"), loss tangent (tan[delta]) and molar polarization ([P.
The depth of penetration d of microwaves into a dielectric is a function of the total dielectric loss tangent and the vacuum wavelength [[lambda].
Since the materials[right arrow] are considered to be nonmetallic, thus a measure of the energy lost in the form of heat is called the loss tangent (tan[delta]).
A controlled stress rheometer was used to obtain small-amplitude oscillatory shear flow measurements of the storage modulus, the loss modulus, and the loss tangent tan delta using vane geometry.
Moisture also affects the electrical properties of a dielectric by altering its dielectric constant and loss tangent (1).
Using proprietary substrates that feature dielectric constants between 4 and 152, and a dielectric loss tangent as low as 0.
The product's low dielectric constant and loss tangent are stable throughout a broad range of frequencies from 1 MHz to 40 GHz and temperatures from -55[degrees]C to +200[degrees]C.