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[CN 201720235101.6] energy control system of servo press and metal forming equipment
[CN 201720235101.6] Energy Control System of Servo Press, Metal Forming Equipment Title: Energy Control System of Servo Press, Metal Forming Equipment Application Number: CN 201720235101.6 Applicant: Siemens Factory Automation Engineering Co., Ltd. Application Date: 2017-3-10 Patent Type: Utility Model The utility model relates to the energy control system of servo press and metal forming equipment. The energy control system comprises: an active front-end rectifier unit (21), the in-line side of which is electrically connected to an in-line power grid (30); a direct current bus (22), which is electrically connected to the output side of the active front-end rectifier unit (21); a main motor (23), which can drive a servo press (30) to work; a main motor driver (24), it is electrically connected with the main motor (23) and can drive the main motor (23); an energy storage motor (25), which can convert electrical energy into kinetic energy for storage and can convert kinetic energy into electrical energy for output; and An energy storage motor driver (26), which is electrically connected with the energy storage motor (25) and can drive the energy storage motor (25); wherein, the main motor driver (24) and the energy storage motor driver (26) are both electrically connected to the DC bus (22).
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