A process for the design and manufacture of ceramic capacitors for high voltage applications and according to the method sized and manufactured ceramic capacitor

2014 
A process for the design and manufacture of capacitors for high voltage applications is between 3 kV and 100 kV, having the following steps: wherein the glass-ceramic contains a) producing a glass ceramic dielectric body (10) of liquid glass phase extremely low porosity or pore-free at a content of ferroelectric material in crystallite form of the order of a few nanometers or paraelectric material in crystallite form the order to a few microns, a residual glass phase in which the crystallites are embedded, and wherein the glass-ceramic body (10) forms einscheibenformiges substrate having a substrate thickness (d), a substrate radius (r b) applying a first metallization layer (11) having Metallisierungsradius (r c) applying a second metallization layer having Metallisierungsradius (r d) determining the electrical and geometrical values ​​of a to be designed capacitor, it being understood by a series of test capacitors with predetermined, defined geometry, their dielectric strengths are measured for a Weibull statistics, being worked with values ​​as follows: da) a tolerable breakdown probability (p), db) a substrate radius (r dc) a substrate thickness (d dd) a radius of the metallization layer (r de) Weibull quality characteristics (b df) numerical values ​​empirically determined (α = 0.189, β = 0.958, γ = 2/3) to give dg) the maximum electric field (E
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