Power module for medium and high-voltage frequency converter and frequency converter comprising same
AssigneeABB Schweiz AG
InventorsAndreas Voegeli, Shen Luo
Life of this patent
Estimating the term…
Abstract
A power module for medium and high-voltage frequency converter and a frequency converter comprising same. The power module has a three-phase alternating current input and a single-phase alternating current output, and comprises a circuit board (100), a rectifying module (120), a capacitor bank (130), and an inverting module (140), wherein the rectifying module, the capacitor bank and the inverting module are all mounted on the circuit board. The power module has a compact structure and is convenient to cool.
Claims14
A power module for medium and high-voltage frequency converter, having a three-phase AC input and a single-phase AC output, comprising:
- a circuit board;
- a rectifying module;
- a capacitor bank;
- and an inverting module;
- wherein the rectifying module, the capacitor bank, and the inverting module are all directly mounted on the circuit board and arranged such that a cooling air flows, in order, through the rectifying module, the capacitor bank, and the inverting module, and wherein the power module further comprises a control board vertically mounted on the circuit board along a flow direction of the cooling air and a supporting structure for supporting the circuit board.
A power module for a medium or high-voltage frequency converter, comprising:
- a circuit board;
- a rectifying module directly mounted on the circuit board;
- a capacitor bank directly mounted on the circuit board;
- an inverting module directly mounted on the circuit board,
- wherein the power module includes a three-phase AC input and a single-phase AC output,
- wherein the power module is arranged such that a cooling air flows, in order, through the rectifying module, the capacitor bank, and the inverting module, and
- wherein the power module further comprises a control board vertically mounted on the circuit board along a flow direction of the cooling air and a supporting structure for supporting the circuit board.
Dependencies are inferred from the claim text.