Heating circuit for battery

• Main Authors: YANG QINYAO, WANG CHUANFU, XIA WENJIN, LI XIANYIN, XU WENHUI, FENG WEI, HAN YAOCHUAN
• Format: Patent
• Language: Chinese; English
• Published: 23.11.2011
• Subjects: BASIC ELECTRIC ELEMENTS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention provides a heating circuit for a battery. The heating circuit comprises a switching device (1), a switch control module (100), a damping element R1, an energy storage circuit, a continuous current circuit (20) and an energy superposition unit, wherein the energy storage circuit is connected with the battery and comprises a current storage element L1 and a charge storage element C1; the damping element R1, the switching device (1), the current storage element L1 and the charge storage element C1 are connected in series; the switch control module (100) is connected with the switching device (1) and is used for controlling on and off of the switching device (1) so as to control energy to flow between the battery and the energy storage circuit; the energy superposition unit is connected with the energy storage circuit and is used for superposing the energy in the energy storage circuit and the energy in the battery after the switching device (1) is on and then off; and the continuous current circuit