A Generalized Switching Strategy and Capacitor Sizing Algorithm for Granular Multilevel Converters
Citations
110 citations
Cites methods from "A Generalized Switching Strategy an..."
...Similar configurations with a T-type inverter [14] or half-bridge [15], [16] in place of the three-level ANPC inverter, have been proposed...
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Cites methods from "A Generalized Switching Strategy an..."
...A granular MLI with a binary asymmetric ratio presented in [17] also uses the advantage of switching redundan-...
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31 citations
References
2,111 citations
"A Generalized Switching Strategy an..." refers background or methods in this paper
...Several recent A-CHB converters use one dc voltage source per phase to supply the submodule with the largest voltage level and use capacitors (instead of dc voltage sources) for other submodules [22], [23]....
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..., n = 1, where n is the number of submodules per phase); [24] and [25] modify the topology of [22] for motor control; [26] introduces a GMC with n = 3; and [27] introduces a GMC with n = 3 and a three-level FC converter as its dc/ac converter....
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...Based on the previous case studies, unlike [22] and [24]–[27], the proposed switching strategy employs an online algorithm and does not need to derive and implement a large switching table....
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...All references [22], [24]–[27] use a switching table, which makes it difficult to develop GMCs with a large number of Hbridge submodules (i....
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...References [22] and [24]–[27] study the topology and control of a GMC with up to three submodules per phase (n ≤ 3): [22] introduces a GMC with one H-bridge submodule per phase (i....
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1,104 citations
Additional excerpts
...Therefore, these converters are used mostly in high-voltage applications such as HVDC systems [12], static synchronous compensators [13], and grid integration of large photovoltaic systems [14]....
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743 citations
"A Generalized Switching Strategy an..." refers background in this paper
...The total energy stored in the capacitor bank is commonly used as a measure of its weight and cost [28]....
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...straint on this total energy, the individual capacitors should be sized so that the output voltage satisfies the specified voltage quality metrics [28], [29]....
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645 citations
"A Generalized Switching Strategy an..." refers background in this paper
...This ability increases the converter efficiency and reliability and results in a small number of required gate drive signals and their associated electronic circuits, fewer measurement and protection devices, and lower size and cost of the converter [6]....
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...Thus, synthesizing a high-resolution ac voltage requires a large number of components for energy conversion, control, and protection [6]....
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...Based on the idea of an A-CHB converter, several multilevel converters with high voltage quality have been proposed [1], [6],...
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...2772200 quality and electromagnetic compatibility [6]....
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471 citations
"A Generalized Switching Strategy an..." refers background or methods in this paper
...[21], but all need multiple dc voltage sources....
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...Reference [21] creates these sources using one dc voltage source and multiple dc/dc converters....
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