摘要：【中文】一种应用于分布式储能系统的智能电池功率模块，适用于用户侧、与建筑结合等所需高安全性、高分散性储能系统应用场所，采用将电池模组、隔离变换、电池管理、保护和智能化集成于一体的设计方案。智能电池功率模块中电池模组采用低压、小容量设计方式，电压等级48Vdc，容量约为5~10kWh；智能电池功率模块中隔离变换器除具备升压作用外，还具备对电池模组的充放电控制功能；智能电池功率模块中控制器具备单体电压采集、模组温度采集、快插拔连接器温度采集、隔离变换器电压和电流采集、变换器驱动控制及对外RS485和CAN通信功能。智能电池功率模块输出电压375Vdc,支持交流和直流应用场合，并且支持375Vdc和750Vdc两种直流电压等级，满足未来直流供电的需求。 【EN】An intelligent battery power module applied to a distributed energy storage system is suitable for application occasions of the energy storage system with high safety and high dispersity, such as a user side and building combination, and adopts a design scheme of integrating a battery module, isolation transformation, battery management, protection and intellectualization. The battery module in the intelligent battery power module adopts a low-voltage and small-capacity design mode, the voltage level is 48Vdc, and the capacity is about 5-10 kWh; the isolation converter in the intelligent battery power module has a boosting function and also has a charge-discharge control function on the battery module; the controller in the intelligent battery power module has the functions of single voltage acquisition, module temperature acquisition, quick plug connector temperature acquisition, isolation converter voltage and current acquisition, converter drive control and external RS485 and CAN communication. The intelligent battery power module outputs voltage 375Vdc, supports alternating current and direct current application occasions, supports two direct current voltage levels of 375Vdc and 750Vdc, and meets the requirement of future direct current power supply.

摘要：【中文】本申请涉及一种纹波抑制电感和直流供电电路，电感包括导电线路、磁性件和补偿线圈，磁性件的首尾两端相连，围合形成一个具有开口的环状结构，导电线路穿设于开口，补偿线圈围绕设置于磁性件，导电线路用于传输直流电，补偿线圈用于接入补偿电流。上述纹波抑制电感和直流供电电路，补偿电流经过补偿线圈后产生的磁场与导电线路中的电流在磁性件中产生的磁场相抵消，减少导电线路中直流电对磁性件磁场的影响，这样通过磁性件的电流只有纹波电流，由于纹波电流幅值较小且为极性正负变化的交流量，可以避免磁性件的磁导率因偏磁而降低，使纹波抑制电感具有较大的电感量，从而提高纹波抑制电感对纹波电流的抑制效果，提高使用可靠性。 【EN】The utility model relates to a ripple restraines inductance and DC supply circuit, the inductance includes conducting wire, magnetic part and compensating coil, and the end to end both ends of magnetic part enclose to close and form one and have an open-ended annular structure, and the opening is worn to locate by the conducting wire, and compensating coil is around setting up in the magnetic part, and the conducting wire is used for transmitting the direct current, and compensating coil is used for inserting compensating current. According to the ripple suppression inductor and the direct current supply circuit, the magnetic field generated after compensation current passes through the compensation coil is offset with the magnetic field generated by current in the conductive circuit in the magnetic part, the influence of direct current in the conductive circuit on the magnetic field of the magnetic part is reduced, and thus the current passing through the magnetic part is only ripple current.

摘要：【中文】本发明属于铝合金挤压技术领域，涉及一种6063铝合金型材挤压晶粒控制工艺，铝合金原料为Si：0.50～0.55％、Fe≤0.15％、Cu≤0.05％、Mn≤0.05％、Mg：0.45～0.50％、Cr≤0.05％、Zn≤0.05％、Ti≤0.05％，其余单个杂质≤0.05％，杂质合计≤0.15％，余量Al，其中Si含量＞Mg含量，使过剩硅控制在0.25％～0.30％之间，通过该配方制得的铝合金铸锭经过挤压、在线水冷淬火处理、拉伸矫直后进行人工时效，通过各个工艺参数的严格控制，挤压后产品可满足挤压公差GB/T 14846高精级标准，屈服强度≥210MPa，抗拉强度≥230MPa，延伸率≥10％，远高于国标，特别是平均晶粒尺寸≤100μm，远好于国内平均200μm的水平。 【EN】The invention belongs to the technical field of aluminum alloy extrusion, and relates to a 6063 aluminum alloy section bar extrusion crystal grain control process, wherein the aluminum alloy raw material is Si: 0.50-0.55%, Fe is less than or equal to 0.15%, Cu is less than or equal to 0.05%, Mn is less than or equal to 0.05%, Mg: 0.45-0.50%, Cr is less than or equal to 0.05%, Zn is less than or equal to 0.05%, Ti is less than or equal to 0.05%, the total content of impurities is less than or equal to 0.15%, and the balance is Al, wherein the content of Si is more than the content of Mg, so that the content of excess silicon is controlled to be 0.25-0.30%, the aluminum alloy ingot prepared by the formula is extruded, subjected to online water-cooling quenching treatment and stretched and straightened, and then subjected to artificial aging, through strict control of various process parameters, the extruded product can meet the high-level standard of extrusion tolerance GB/T14846, the yield strength is more than or equal to 210MPa, the tensile strength is more than or equal to 230MPa, the elongation is more than or equal to 10%, and is far higher than the national standard, particularly, the average grain size is less than or equal to.

摘要：【中文】本发明属于铝合金生产技术领域，涉及一种高强度薄壁型材生产工艺，铝合金原料为Si：0.85～0.90％、Fe：0.10～0.20％、Cu：0.50～0.60％、Mn：0.40～0.50％、Mg：0.75～0.80％、Cr：0.10～0.15％、Zn≤0.20％，其余单个杂质≤0.05％，杂质合计≤0.15％，余量Al，其中Mg₂Si含量在1.1～1.3％范围内，且过剩Si含量应≤0.4％，通过该配方制得的铝合金铸锭经过挤压、在线水雾淬火处理、拉伸矫直后进行人工时效，通过各个工艺参数的严格控制，挤压后铝合金型材屈服强度可到达360Mpa，满足了汽车薄壁型材超高性能的要求，提升了新能源汽车整体的质量品质。 【EN】The invention belongs to the technical field of aluminum alloy production, and relates to a production process of a high-strength thin-wall section, wherein the aluminum alloy comprises the following raw materials: 0.85-0.90%, Fe: 0.10 to 0.20%, Cu: 0.50-0.60%, Mn: 0.40 to 0.50%, Mg: 0.75-0.80%, Cr: 0.10-0.15%, Zn is less than or equal to 0.20%, the rest single impurities are less than or equal to 0.05%, the total impurities are less than or equal to 0.15%, and the balance is Al, wherein Mg₂The Si content is within the range of 1.1-1.3%, the excessive Si content is less than or equal to 0.4%, the aluminum alloy cast ingot prepared by the formula is subjected to artificial aging after extrusion, online water mist quenching treatment and stretching straightening, the yield strength of the extruded aluminum alloy section can reach 360MPa through strict control of all process parameters, and the ultrahigh performance of the automobile thin-wall section is metThe requirement of (2) improves the overall quality of the new energy automobile.

摘要：【中文】本发明属于铝合金生产工艺领域，涉及一种减少车用挤压锻造棒表面粗晶产生的工艺，铝合金原料：Si：1.07～1.12％、Fe≤0.1％、Cu：0.01～0.04％、Mn：0.62～0.65％、Mg：0.88～0.93％、Cr：0.15～0.18％、Zn≤0.03％、Ti：0.02～0.05％、单个杂质≤0.03％，杂质合计≤0.1％，余量为Al，其中Mg/Si比为0.79～0.87，通过该配方制得的铝合金铸锭经过挤压、在线水雾淬火处理、拉伸矫直后进行固溶热处理，各个工艺参数严格控制，铝合金挤压棒材经545℃×1h固溶热处理后，截面无粗晶，表面无粗晶；棒材锻造后截面粗晶层厚度≤3mm，经170℃×8.5h后力学性能可达：屈服强度R_P0.2≥320Mpa，抗拉强度R_m≥360Mpa，延伸率A≥10％。 【EN】The invention belongs to the field of aluminum alloy production process, and relates to a process for reducing coarse grains on the surface of an extrusion forging bar for a vehicle, which is aluminum alloyRaw materials: si: 1.07-1.12%, Fe is less than or equal to 0.1%, Cu: 0.01-0.04%, Mn: 0.62-0.65%, Mg: 0.88 to 0.93%, Cr: 0.15-0.18%, Zn is less than or equal to 0.03%, Ti: 0.02-0.05%, less than or equal to 0.03% of single impurity, less than or equal to 0.1% of total impurity and the balance of Al, wherein the Mg/Si ratio is 0.79-0.87, the aluminum alloy cast ingot prepared by the formula is subjected to solution heat treatment after extrusion, online water mist quenching treatment and stretching straightening, all process parameters are strictly controlled, and after the aluminum alloy extruded bar is subjected to solution heat treatment at 545 ℃ for 1h, the section of the aluminum alloy extruded bar has no coarse crystals and the surface of the aluminum alloy extruded bar has no coarse crystals; the thickness of the coarse crystal layer on the section of the forged bar is less than or equal to 3mm, and the mechanical property can reach after the forging is carried out for 8.5 hours at 170 ℃: yield strength R_P0.2Not less than 320MPa, tensile strength R_mNot less than 360MPa and elongation A not less than 10%.