电池动态实时均衡控制装置及具有其的电动汽车

• Format: Patent
• Language: Chinese
• Published: 08.06.2018
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TOTRANSPORTATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRICITY; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERATION; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; PERFORMING OPERATIONS; SYSTEMS FOR STORING ELECTRIC ENERGY; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TRANSPORTING; VEHICLES IN GENERAL

本发明提出了种电池动态实时均衡控制装置及具有其的电动汽车，包括多个电池动态均衡单元，每个电池动态均衡单元包括：自由电池、电阻和开关矩阵，开关矩阵的侧与自由电池和电阻相连，开关矩阵的另侧与主电池箱相连，自由电池和电阻在开关矩阵的控制下，选择性地与主电池箱并联连接。本发明采用自由电池和电阻与电池组并联进行均衡，采用结合主动均衡和被动均衡为体的均衡方式，通过开关矩阵进行切换，具有均衡方式直接，安全可靠性高和效果明显的特点。 The invention provides a battery dynamic real-time equalization control apparatus and an electric vehicle with the same. The apparatus comprises a plurality of battery dynamic equalization units, wherein each battery dynamic equalization unit comprises a free battery, a resistor and a switch matrix; one side of the switch matrix is connected with the free battery and the resistor, and the other side of the switch matrix is connected with a main battery box; and the free battery and the resistor are selectively connected in parallel with the main battery box under the control of the switch matrix. According to the apparatus, the free batteries and the resistors are connected in parallel with a battery pack to perform equalization; an equalization mode integrally combining active equalization with passiv