The invention provides a power supply device for a high-power new energy engineering vehicle, which is characterized in that a traction module adopts a double-sided phase module arrangement form, and an inverter bridge arm is arranged on each of two surfaces of a water cooling plate; the traction module comprises a traction phase module and a traction chopping module, and each traction motor corresponds to one group of traction modules; three DC/DC modules are arranged and are respectively connected with a traction phase module through a high-voltage intermediate bus; a plurality of supporting capacitors are arranged and are connected with a traction phase module through a high-voltage intermediate bus; the SIV module is connected with the DC/DC module through a high-voltage intermediate bus; the reactor is connected with the DC/DC module, and the DC/DC module is connected with the power battery pack and the DC600V load through the reactor. One end of a water-cooling 24V DC/DC module is connected with a 24V load, and the other end of the water-cooling 24V DC/DC module is connected with a DC/DC module through One end of the DC/AC module is connected with a traction ventilator, and the other end of the DC/AC module is connected with the DC/DC module through a high- A controller is electrically connected with a traction module, a DC/DC module, a supporting capacitor, an SIV module, an electric reactor, a 24V DC/DC module and a DC/AC module.
本发明提供一种大功率新能源工程车辆电源装置,其牵引模块采用双面相模块布置形式,在水冷板两面分别布置一个逆变桥臂;牵引模块包括牵引相模块和牵引斩波模块,每个牵引电机对应一组牵引模块;其DC/DC模块设置三个,并分别通过高压中间母线连接牵引相模块;其支撑电容设置多个,通过高压中间母线连接牵引相模块;其SIV模块通过高压中间母线连接DC/DC模块;其电抗器连接DC/DC模块,DC/DC模块通过电抗器分别连接动力电池组和DC600V负载;其水冷24VDC/DC模块的一端连接24V负载,另一端通过高压中间母线连接DC/DC模块;其DC/AC模块的一端连接牵引通风机,另一端通过高压中间母线连接DC/DC模块;其控制器电性连接牵引模块、DC/DC模块、支撑电容、SIV模块、电抗器、24VDC/DC模块和DC/AC模块。
High-power new energy engineering vehicle power supply device
一种大功率新能源工程车辆电源装置
2025-01-07
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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