Wireless electric energy transmission system and efficiency optimization method thereof

• Main Authors: LIN FEI, YANG ZHONGPING, JI CHENLU, WANG YI, GAO XINFANG, ZHANG JINGXIAO, RAN ANJIE
• Format: Patent
• Language: Chinese; English
• Published: 28.05.2021
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention relates to a wireless electric energy transmission system and an efficiency optimization method thereof. The wireless electric energy transmission system comprises a power supply, two controllers, a load unit, a first subsystem and a second subsystem. The first subsystem comprises a primary side converter, two composite coupling coil structures and a secondary side converter, the second subsystem comprises a primary side converter, two composite coupling coil structures and a secondary side converter, the positive electrode of the power supply is connected with the positive electrodes of the two primary side converters, and the negative electrode of the power supply is connected with the negative electrodes of the two primary side converters. The positive electrode of the load unit is respectively connected with the positive electrodes of the two secondary side converters, the negative electrode of the load unit is respectively connected with the negative electrodes of the two secondary side con