Control circuit for electromagnetic relay and charging device having control circuit for charging battery pack

• Main Authors: OSSWALD ALEXANDER, FISCHER, JU RG, SPETH ANDREAS, SEIDEL ANDREAS
• Format: Patent
• Language: Chinese; English
• Published: 06.01.2023
• Subjects: BASIC ELECTRIC ELEMENTS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC SWITCHES; ELECTRICITY; EMERGENCY PROTECTIVE DEVICES; GENERATION; RELAYS; SELECTORS; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention relates to a control circuit for an electromagnetic relay, comprising at least one relay switch-on, the relay being able to be loaded with a suction voltage in order to close the relay switch-on and being able to be loaded with a holding voltage in order to hold the relay switch-on closed, the suction voltage is greater than the holding voltage, a circuit for generating a current pulse and an amplifier circuit are arranged, a pulse current can be generated by means of the circuit for generating the current pulse, the pulse current can be amplified by means of the amplifier circuit, and wherein the pulse current can be amplified by means of the amplifier circuit. The relay connection can be closed by means of the amplified pulse current. 本发明涉及一种用于电磁继电器的控制电路，所述控制电路包括至少一个继电器接通部，其中，能够以吸引电压加载所述继电器以便闭合所述继电器接通部，并且能够以保持电压加载所述继电器以便使所述继电器接通部保持闭合，其中，所述吸引电压大于所述保持电压，其中，布置有产生电流脉冲的电路和放大器电路，其中，借助所述产生电流脉冲的电路能够产生脉冲电流，所述脉冲电流能够借助所述放大器电路放大，并且其中，借助经放大的脉冲电流能够闭合所述继电器接通部。