METHOD AND SYSTEM FOR PROTECTING WIRELESS POWER TRANSFER SYSTEM

• Main Authors: KAPIL JHA, VIJAYAN PRADEEP, YASH VEER SINGH
• Format: Patent
• Language: English; Japanese
• Published: 08.08.2023
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

To provide a system and method for protecting a wireless power transfer system.SOLUTION: A wireless power transfer system 100 comprises: a first converting unit 104 configured to convert a first DC voltage 112 of an input power to a first AC voltage 114; a contactless power transfer unit 108 configured to receive the input power having the first AC voltage from the first converting unit 104 and transmit the input power; a second converting unit 110 configured to receive the input power from the contactless power transfer unit and convert the first AC voltage of the input power to a second DC voltage 118; and a switching unit 130 configured to regulate the second DC voltage across an electric load 132 if the second DC voltage across the electric load is greater than a voltage reference value.SELECTED DRAWING: Figure 1 【課題】ワイヤレス電力伝送システムを保護するシステムおよび方法を提供する。【解決手段】ワイヤレス電力伝送システム１００は、入力電力の第１のＤＣ電圧１１２を第１のＡＣ電圧１１４に変換する第１の変換ユニット１０４と、、第１のＡＣ電圧を有する入力電力を第１の変換ユニット１０４から受信し、入力電力を送信する非接触電力伝送ユニット１０８と、入力電力を非接触電力伝送ユニットから受信し、入力電力の第１のＡＣ電圧を第２のＤＣ電圧１１８に変換する第２の変換ユニット１１０と、、電気負荷１３２の両端間の第２のＤＣ電圧が電圧基準値よりも大きい場合、電気負荷の両端間の第２のＤＣ電圧を調節するスイッチングユニット１３０と、を含む。【選択図】図１