The ability of a datacenter to deliver power to IT equipment How efficiently a datacenter uses power The efficiency of the datacenter The power ratio of IT to cooling in a datacenter 5. You have 12 servers, each with 1 PSU, measured to consume 500 W max. You also have three-phas...
The main converter transfers the energy through a galvanic isolated transformer. This high frequency transformer is the key element of the OBC. It transfers the pursued power from primary to secondary side through the air gap, with the highest possible efficiency. Inductive High Frequency Components ...
One type of boost/buck converter is the SEPIC, shown in Figure 7. Inductors L1 and L2 can be separate inductors or can be wound on a single core and coupled like a transformer. Typically, a coupled inductor improves efficiency since some power is transferred through the coupling so less ...
11. The arrangement of claim 10, wherein the electrical connections of each transformer to its respective main armature winding is such that the AC secondary voltage is placed in the main armature winding by dividing one winding of the main armature winding, thereby creating two terminals, to wh...
Among the myriad of DC-DC converters, there exist two distinct types: isolated and non-isolated [9]. Isolated converters offer high galvanic isolation, and a transformer changes the ratio so that they can be adjusted for a broader voltage output range, in comparison to resonant LLC full-...
The presence of the high-frequency transformer provides electrical isolation to the ports. When a short-circuit fault occurs at one port, the short-circuit inrush current does not flow through the DC bus to the other ports. This system also enables port interconnections at various voltage levels...
Among the myriad of DC-DC converters, there exist two distinct types: isolated and non-isolated [9]. Isolated converters offer high galvanic isolation, and a transformer changes the ratio so that they can be adjusted for a broader voltage output range, in comparison to resonant LLC full-...
(b) Realization of the transformer using coupled inductors. (c) Shortening of the 𝜆/4λ/4 TL. (d) Integrating C02C02 with C𝑝Cp. 2.1. Load Modulation Analysis In the proposed Doherty topology, the Aux.1 and Aux.2 PAs are biased at the same gate voltage, both operating at Class...
The simplest of these use basic system topologies and fixed device efficiencies to estimate the potential energy savings of a DC distribution compared to an AC one [3,5,16,17]. Other early energy-balance models used closed-formed equations to compute converter, transformer, and wiring losses ...
The circuit uses the same type of power transistor and integrates the primary output through a double winding transformer, thereby the secondary side outputs a complete positive and negative half-cycle voltage waveform. Figure 2. A single-stage linear converter topology with all-N transistor. (a)...