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USER EQUIPMENT ELECTRICAL POWER
EXISTING POWER SYSTEM DESIGNS
POWER SYSTEM EQUIPMENT CHARACTERISTICS
8 other sections not shown
7es 7es 7es Amp-Hr Efficiency ampere-hours attitude control Block Diagram Cadmium capacitor capacity characteristics components converter circuit Converter Weight Cumulative Percent cycle design center diode discharge electrical power system energy source control energy storage Equation equipment weight factor function heat increase inductor input filter input voltage inverter junction temperature limited load requirements maximum efficiency minimum weight Mission NiCd Nickel-Cadmium Battery OECF OGO-A OGO-C operating frequency optimum orbit output power output voltage parametric data payload Percent of Total performance power conditioning equipment power level power losses Power Output power system design preregulator Pulsewidth Modulated Push-Pull Push-Pull Converter PWI Converter ratio reliability ripple RSWI semiconductors shown in Figure Shunt Regulator Silver-Cadmium Battery solar array solar cell spacecraft switching frequency Table Total Power tradeoff transistor transmitter typical vehicle Vela voltage regulation watt hour weight and efficiency WEIGHT DETERMINED