File translated into English by Vladimir Denisenko and Andrew Buckin

[TITLE]
title = FlybackRing - Program for calculating transformer of flyback converter on the rings with the powder material
version = Version

[ABOUT]
s1 = Vladimir Denisenko, Russia, Pskov
s2 = I would be thankful for financial support

[MENU]
s1 = About
s2 = Help
s3 = Language
s4 = English
s5 = RCD clamper calculation

[BASE CORES]
s1 = Magnetic core
s2 = Ring material
s3 = Number of rings in the stack
s4 = External dimensions of the ring:
s5 = Outer diameter, mm
s6 = Inner diameter, mm
s7 = Ring height, mm
s8 = Parameters of the core:
s9 = Effective cross section area
s10 = Length of the magnetic path
s11 = Area of the core window
s12 = Volume of the core
s13 = Ae, mm2
s14 = le, mm
s15 = An, mm2
s16 = Ve, cm3
s17 = Adding to database
s18 = Add to database
s19 = Delete from database
s20 = Please enter the name for the new core when you add it to the database.
s21 = You forgot to enter a name for the core.
s22 = You forgot to enter all dimensions and all parameters.
s23 = Are you sure you want to remove it from the core database?
s24 = Enter the size and the data from the manufacturer's documentation.
s25 = To take of the manufacturer's documentation.

[INITIAL DATA]
s1 = Initial data
s2 = Primary winding
s3 = Input voltage (min., rated, max.)
s4 = Switching frequency
s5 = Reflected voltage, not above
s6 = Breakdown voltage for switch
s7 = Rds(on)
s8 = Saturation voltage
s9 = Current density
s10 = Current continuity, %
s11 = Wire diameter for the primary winding, mm
s12 = Secondary windings
s13 = U rated, V
s14 = I rated, A
s15 = Ud f, V
s16 = Diameter, mm
s17 = Usat.
s18 = Rds(on)
s19 = DC
s20 = AC
s21 = Auto
s22 = Use diameters of the wires
s23 = This field is for Rds(on).
s24 = This switch is for MOSFET.
s25 = This field is for the BJT or IGBT saturation voltages.
s26 = This switch is for BJT or IGBT saturation voltages.
s27 = Typical current density for natural convection is between 4-6A/mm^2 and 8-10A/mm^2, (depending on air flow) if a fan is used.
s28 = Please refer to diode's datasheet and check the Vf parameter for the actual current.
s29 = Automatic selection of the reflected voltage.
s30 = Enter the desired reflected voltage on the primary winding here.
s31 = Breakdown Voltage, which can be found in the documentation (datasheet).
s32 = The current density depends on the cooling conditions and the size of the core.\nWith natural cooling one should choose 4-6A/mm^2.\nIf a fan is used, the current density can be set higher, up to 8-10A/mm^2.\nHigher current density indicates smaller cores.\nWith artificial cooling, the allowed current density depends on its intensity.
s33 = 0% corresponds to a discontinuous current.\nThe value of continuity shows how much current remains unspent.
s34 = To use the desired wire diameters put a tick here.\nI suggest to let the program calculate the diameters of the wires and the number of the wires in the windings first to make the best of a given diameter.
s40 = Numbers of turns
s41 = Diameter of the wire
s42 = Numbers of wires
s43 = Current Sensor Threshold voltage
s44 = Standard of wires
s45 = Metrical, mm
s46 = Standard AWG
s47 = Wire size for the primary winding, AWG

[MAGNETIC CORE]
s0 = Results of the calculation
s1 = Magnetic core
s2 = Inductance of the core (AL), nH/N^2
s3 = Effective permeability
s4 = Flux density
s5 = Core losses
s6 = Winding fill factor

[PRIMARY WINDING]
s1 = Primary winding
s2 = Primary inductance
s3 = Reflected voltage
s4 = Voltage spike on the switch of Ls, not above
s5 = Peak current of the transistor
s6 = Capacitor rectifier (minimum)
s7 = Input voltage
s8 = min.       rated        max.
s9 = Current consumption
s10 = Duty cycle
s11 = Current continuity, %
s12 = turns
s13 = wire
s14 = Resistance of the current sensor

[SECONDARY WINDINDS]
s1 = Secondary windings
s2 = Turns
s3 = Wire
s4 = U out
s5 = Ud rev.
s6 = Ic(rms)
s7 = Curr. dens.
s8 = Output voltage
s9 = Reverse voltage on the output diode
s10 = Rms current in the output capacitor.\nThe capacitors should be selected according to the documentation on the basis of the permissible value Ripple current.

[BUTTONS]
s1 = Exit
s2 = Calculate
s3 = Load
s4 = Save
s5 = Load initial data from a .sav file.
s6 = Save initial data as a .sav file.

[OTHERS]
s1 = Open file
s2 = Open
s3 = Save as
s4 = Save
s5 = File name
s6 = Replace the file
s7 = Cancel
s8 = Attention!
s9 = The file is not in the root folder
s10 = V
s11 = A
s12 = W
s13 = kHz
s14 = mH
s15 = µH
s16 = µS
s17 = Ohm
s18 = mm
s19 = T
s20 = A/mm2
s21 = µF
s22 = nF
s23 = pF
s24 = Wire skin diameter
s25 = Primary inductance should be not above
s26 = Primary winding is minimum
s27 = RMS current
s28 = Amplitude of the AC flux density
s29 = Amplitude of the flux density is above the permissible.\nSelect a larger value for the gap, or select a larger core.
s30 = Winding fill factor is above 0.3.\nCalculate layout of the winding or select a larger core.
s31 = The desired diameter is replaced by the nearest standard diameter
s32 = Size AWG

[CLAMPER]
s0 = RCD clamper calculation
s1 = Reflected voltage
s2 = Voltage spike on the switch
s3 = Capacitor
s4 = Peak current
s5 = Switching frequency
s6 = Leakage inductancece (Ls)
s7 = Equivalent capacity
s8 = Resistor
s9 = Power on the resistor
s10 = "Slow" diode
s11 = Fast Diode:
s12 = Exit
s13 = Calculate
s14 = Calculation of the leakage inductance and the equivalent capacity of the drain circuit
s15 = Primary inductance L1
s16 = Period of oscillation for L1
s17 = Period of oscillation for Ls
s18 = Auto transfer results to the basic calculation
s19 = reserve
s20 = V
s21 = A
s22 = W
s23 = kHz
s24 = Ohm
s25 = kOhm
s26 = mH
s27 = µH
s28 = µF
s29 = nF
s30 = pF
s31 = µS
s32 = reserve
s33 = reserve
s34 = reserve
s35 = The reflected voltage, take it from the results from the calculation of the transformer.
s36 = The desired voltage spike over the reflected voltage from the energy stored in the leakage inductance of the primary winding.
s37 = Peak current in the primary winding, take the results from the calculation of the transformer.
s38 = The leakage inductance of the primary winding
s39 = Here it is better to enter the actual frequency of the transformation, not the calculated.
s40 = Equivalent capacity of drain circuit, obtained by preliminary calculations.
s41 = The inductance of the primary winding of the transformer.
s42 = The period of free oscillations on the primary inductance.\nThese free oscillations can be seen only in the discontinuous current mode.
s43 = The period of free oscillations on the leakage inductance of the primary winding.\nThis period should be measured in the area where there is no clamping on those oscillations.
s44 = Direct calculation of the capacity for a given voltage spike on the switch.
s45 = Reverse calculation of the voltage spike on the switch from a given capacity.
s46 = reserve
s47 = reserve
s48 = reserve
s49 = reserve
