摘要：【中文】本发明公开了一种高压互锁故障自诊断电路、控制方法及新能源汽车，包括Vcc电源、低压插件、故障显示电路、高压接触器控制电路、高压接触器驱动电路和限流电阻。本发明能够检测高压回路的电气连接完整性；且能够精确定位断开或连接异常的高压部件，同时迅速切断高压部件的供电；也不需要主控芯片MCU做任何信号采集，只需通过观测信号灯便可清楚直观的定位故障件位置，避免了维修人员通过检测工具去排查故障件，保护了维修人员的安全，提高了故障检修的效率；本发明的高压互锁故障自诊断电路、控制方法及新能源汽车经济、简单、可靠性强、反应迅速且故障检测效率高，可以最大限度的保障用户及车辆安全。 【EN】The invention discloses a high-voltage interlocking fault self-diagnosis circuit, a control method and a new energy automobile. The invention can detect the electrical connection integrity of the high-voltage loop; the abnormal high-voltage component can be accurately positioned and disconnected or connected, and the power supply of the high-voltage component is quickly cut off; the main control chip MCU is not needed to carry out any signal acquisition, and the position of a fault part can be clearly and visually positioned only by observing the signal lamp, so that a maintenance worker is prevented from checking the fault part through a detection tool, the safety of the maintenance worker is protected, and the fault maintenance efficiency is improved; the high-voltage interlocking fault self-diagnosis circuit, the control method and the new energy automobile are economical, simple, high in reliability, rapid in response and high in fault detection efficiency, and can guarantee safety of users and vehicles to the maximum extent.

摘要：【中文】本申请提供一种具有多路输出通道的芯片的过载保护方法、装置和电路，其中，具有多路输出通道的芯片的过载保护方法包括：获取所述芯片的各路输出通道的输出功率；分别判断各路所述输出通道的输出功率是否大于各自对应的额定功率；关闭输出功率大于对应额定功率的输出通道。采用本申请提供的方案，当多路输出通道中某一条通道出现超载时，只有该条通道输出功率大于对应额定功率，只有该输出通道被关闭，由于超载的输出通道被关闭，所以芯片不会产生额外的大量热量，芯片便不会升温至烧毁。由于本申请提供的方案中仅仅是关停了超载的某路输出通道，其他的输出通道仍可以处于工作状态，所以芯片的可靠性更高。 【EN】The application provides an overload protection method, device and circuit of a chip with multiple output channels, wherein the overload protection method of the chip with the multiple output channels comprises the following steps: acquiring the output power of each output channel of the chip; respectively judging whether the output power of each path of the output channel is greater than the rated power corresponding to each path of the output channel; and closing the output channel with the output power larger than the corresponding rated power. By adopting the scheme provided by the application, when one channel in the multi-channel output channels is overloaded, only the output power of the channel is greater than the corresponding rated power, only the output channel is closed, and because the overloaded output channel is closed, the chip can not generate extra large amount of heat, and the chip can not be heated to be burnt out. Because only one overloaded output channel is shut down in the scheme provided by the application, other output channels can still be in a working state, and the reliability of the chip is higher.

摘要：【中文】本发明公开了一种能量均衡控制装置、电池系统及其能量均衡控制方法，该装置包括：选择单元，用于选通电芯组中需要进行能量均衡控制的一路电芯；变换单元，用于实现选通的一路电芯与蓄电池之间的第一能量变换过程；变压器，用于实现选通的一路电芯与蓄电池之间的第二能量变换过程。本发明的方案，可以解决电池均衡技术中变压器的副边绕组需要随着电芯的增多而增多，使得变压器的实现难度较大的问题，达到避免变压器的副边绕组需要随着电芯的增多而增多，使得变压器的实现难度降低的效果。 【EN】The invention discloses an energy balance control device, a battery system and an energy balance control method thereof, wherein the device comprises: the selection unit is used for gating one path of electric core which needs energy balance control in the electric core group; the transformation unit is used for realizing a first energy transformation process between the gated battery cell and the storage battery; and the transformer is used for realizing a second energy conversion process between the gated electric core and the storage battery. According to the scheme, the problem that the implementation difficulty of the transformer is high due to the fact that the number of the secondary windings of the transformer is increased along with the increase of the number of the battery cores in the battery balancing technology can be solved, and the effect that the implementation difficulty of the transformer is reduced due to the fact that the number of the secondary windings of the transformer is increased along with the increase of the number of the battery cores is avoided.

摘要：【中文】本发明公开了一种便携式钛合金焊接保护环境快速形成装置，包括：气体保护罩、溢流阀、氩气匀流组件及氩气瓶；所述气体保护罩为底部开口的壳体，其一侧面加工有用于将钛合金零件放入或取出的密封拉门，其另一个侧面加工有两个圆孔，作为对钛合金零件进行焊接的操作口；气体保护罩的底部开口安装在氩气匀流组件的上表面，氩气匀流组件将气体保护罩的底部开口封闭；氩气匀流组件与氩气瓶连接，用于将来自氩气瓶的氩气进行匀流处理，并排出给气体保护罩；所述溢流阀安装在气体保护罩的顶部，与气体保护罩的内腔相通，用于排出气体保护罩内的气体；该装置能够实现厂内和外场战伤抢修时钛合金零件快捷方便的焊接修复，提高工作效率，保证产品质量。 【EN】The invention discloses a portable titanium alloy welding protection environment rapid forming device, which comprises: the argon gas homogenizing device comprises a gas protective cover, an overflow valve, an argon gas homogenizing assembly and an argon gas bottle; the gas protection cover is a shell with an opening at the bottom, a sealing sliding door used for placing or taking out the titanium alloy part is processed on one side surface of the gas protection cover, and two round holes are processed on the other side surface of the gas protection cover and are used as operation openings for welding the titanium alloy part; the bottom opening of the gas protection cover is arranged on the upper surface of the argon uniform flow component, and the argon uniform flow component seals the bottom opening of the gas protection cover; the argon uniform flow component is connected with the argon bottle and is used for performing uniform flow treatment on argon from the argon bottle and discharging the argon to the gas protection cover; the overflow valve is arranged at the top of the gas protection cover, is communicated with the inner cavity of the gas protection cover and is used for discharging gas in the gas protection cover; the device can realize the swift convenient welding of titanium alloy part when the repair is salvageed to the battle wound of factory interior and field, improves work efficiency, guarantees product quality.

摘要：【中文】本发明公开了一种温度采集补偿方法及电路、电动设备电池管理系统。其中，该补偿电路包括：温度采集电路，至少包括：第一分压电路和供电电源，其中，温度采集电路用于采集第一分压电路的分压电压值，以计算目标电池的电池温度；基准电压构建电路，用于提供与供电电源的正常供电电压相同的基准电压；电压差值计算电路，与基准电压构建电路连接，用于计算供电电源的电压与基准电压之间的电压差值；补偿电路，分别与温度采集电路的电压输出端和电压差值计算电路的输出端连接，用于在电压差值的绝对值大于预设数值时，确定供电电源的电压发生波动，并对供电电源的电压进行补偿，以使输入至控制单元的电压值为正常分压电压值。 【EN】The invention discloses a temperature acquisition compensation method and circuit and an electric equipment battery management system. Wherein, this compensating circuit includes: temperature acquisition circuitry comprising at least: the temperature acquisition circuit is used for acquiring a divided voltage value of the first voltage dividing circuit so as to calculate the battery temperature of the target battery; the reference voltage construction circuit is used for providing a reference voltage which is the same as the normal power supply voltage of the power supply; the voltage difference value calculation circuit is connected with the reference voltage construction circuit and is used for calculating a voltage difference value between the voltage of the power supply and the reference voltage; and the compensation circuit is respectively connected with the voltage output end of the temperature acquisition circuit and the output end of the voltage difference value calculation circuit and is used for determining that the voltage of the power supply fluctuates when the absolute value of the voltage difference value is larger than a preset value and compensating the voltage of the power supply so as to enable the voltage value input to the control unit to be a normal voltage division value.

摘要：【中文】本发明公开了一种过流缺相检测保护电路、方法及包括该电路的压缩机。所述过流缺相检测保护电路包括电流采样电路、电压选择电路、比较电路、故障显示电路。本发明通过电流采样电路实时采集三相电机的三相电流，并检测所述三相电流是否有过流或缺相故障，实现对压缩机过流故障和缺相故障的实时监测；在发生过流或缺相故障时会发出高电平或低电平的故障信息至MCU，MCU根据故障信号切断三相电机供电，避免了MCU进行运算来排除故障，减少了故障反应时间，大大提高设备的运行可靠性、安全性；维修人员只需要通过观察故障显示电路的发光二极管的发光情况，就可以直观的知道故障类型，节约了维修时间。 【EN】The invention discloses an overcurrent open-phase detection protection circuit, an overcurrent open-phase detection protection method and a compressor comprising the circuit. The overcurrent open-phase detection protection circuit comprises a current sampling circuit, a voltage selection circuit, a comparison circuit and a fault display circuit. The three-phase current of the three-phase motor is collected in real time through the current sampling circuit, whether the three-phase current has an overcurrent or open-phase fault or not is detected, and the real-time monitoring of the overcurrent fault and the open-phase fault of the compressor is realized; when overcurrent or open-phase faults occur, fault information of high level or low level is sent to the MCU, the MCU cuts off the power supply of the three-phase motor according to fault signals, the MCU is prevented from carrying out operation to remove the faults, the fault reaction time is shortened, and the operation reliability and safety of the equipment are greatly improved; maintenance personnel can visually know the fault type only by observing the light emitting condition of the light emitting diode of the fault display circuit, and the maintenance time is saved.

摘要：【中文】本发明提供了一种压缩机的缺相检测电路、缺相检测方法及压缩机，所述压缩机的缺相检测电路包括：逆变器模块：所述逆变器模块两端分别连接母线和电机，用于将直流电转化为三相交流电为电机供电；信号采集电路：连接所述逆变器模块，获取所述三相交流电的电流值，并将所述电流值都转换为电压信号输出；逻辑运算电路：连接所述信号采集电路，根据所述逻辑电平信号输出具体的缺相线路信息至控制芯片。本发明能够在开机前检测压缩机三相线缺相故障；并且能够准确检测出具体的缺相线路；还能够在发生缺相故障时发出故障信号，控制芯片可以接收故障信号后发出缺相报警并切断逆变器的输出。 【EN】The invention provides a phase-lack detection circuit and a phase-lack detection method of a compressor and the compressor, wherein the phase-lack detection circuit of the compressor comprises: an inverter module: two ends of the inverter module are respectively connected with the bus and the motor and used for converting direct current into three-phase alternating current to supply power to the motor; the signal acquisition circuit: the inverter module is connected to obtain the current value of the three-phase alternating current and convert the current value into a voltage signal to be output; a logic operation circuit: and the signal acquisition circuit is connected, and specific phase-lacking line information is output to the control chip according to the logic level signal. The invention can detect the three-phase line open-phase fault of the compressor before starting; and can accurately detect the specific phase-lacking line; and a fault signal can be sent out when a phase-lack fault occurs, and the control chip can send out a phase-lack alarm and cut off the output of the inverter after receiving the fault signal.

摘要：【中文】本申请提供一种电池SOC估算方法、装置、存储介质及电动汽车，所述方法包括：本申请一方面提供了一种电池SOC估算方法，包括：第一计算步骤，用于通过开路电压法计算所述电池的初始SOC计算值；第一修正步骤，用于采用奇异值分解卡尔曼滤波算法对所述初始SOC计算值进行修正，得到所述电池的初始SOC值；第二计算步骤，用于基于所述电池的初始SOC值，通过安时积分法计算所述电池的SOC计算值；第二修正步骤，用于采用奇异值分解卡尔曼滤波算法对安时积分法计算得到SOC计算值进行修正，得到修正的SOC值。本申请提供的方案能够提高电池估算的精度。 【EN】The application provides a battery SOC estimation method, a device, a storage medium and an electric vehicle, wherein the method comprises the following steps: one aspect of the present application provides a battery SOC estimation method, including: a first calculation step of calculating an initial SOC calculation value of the battery by an open circuit voltage method; a first correction step, which is used for correcting the initial SOC calculated value by adopting a singular value decomposition Kalman filtering algorithm to obtain an initial SOC value of the battery; a second calculation step of calculating a calculated value of the SOC of the battery by an ampere-hour integration method based on the initial SOC value of the battery; and a second correction step, namely correcting the SOC calculated value calculated by the ampere-hour integration method by using a singular value decomposition Kalman filtering algorithm to obtain a corrected SOC value. The scheme provided by the application can improve the accuracy of battery estimation.

摘要：【中文】本发明属于空调控制技术领域，公开了一种空调风机的逆风转速检测与软启动控制方法及系统，风机的逆风转速不超过n1，风机正常开启并关闭风机逆风转速检测电路；风机的逆风转速为n1～n2，风机首先进行软启动，直至逆风转速降至n1以下，再进行正常启动并关闭风机逆风转速检测电路；风机的逆风转速大于n2，控制器直接发出保护信号，禁止风机启动。本发明检测到外风机的转速，根据转速来进行不同的控制策略，软启动控制即为MCU发出一定频率的驱动信号来控制逆变器，线路中的电流不会达到过流值；本发明拓宽了空调外风机的工作范围，使得其在高速反转的情况下仍能开启，从而保护控制器和电机。给用户提供更好的使用效果。 【EN】The invention belongs to the technical field of air conditioner control, and discloses a method and a system for detecting the upwind rotating speed and controlling soft start of an air conditioner fan, wherein the upwind rotating speed of the fan does not exceed n1, and a fan upwind rotating speed detection circuit is normally started and closed; the upwind speed of the fan is n 1-n 2, the fan is firstly soft started until the upwind speed is reduced to be below n1, and then the fan is normally started and the upwind speed detection circuit of the fan is closed; the upwind speed of the fan is larger than n2, the controller directly sends out a protection signal to forbid the fan from starting. The method detects the rotating speed of the outer fan, different control strategies are carried out according to the rotating speed, soft start control is that the MCU sends a driving signal with certain frequency to control the inverter, and the current in a circuit cannot reach an overcurrent value; the invention widens the working range of the air conditioner external fan, so that the air conditioner external fan can be still started under the condition of high-speed reverse rotation, thereby protecting the controller and the motor. And a better use effect is provided for the user.

摘要：【中文】本发明公开了一种清洁取暖方式选择方法，属于能源能效技术领域，一种清洁取暖方式选择方法，包括以下步骤：S1：进行综合评估，包括资源禀赋分析、技术经济性比较、技术适应性分析、建筑节能情况分析、能源持续供应能力、城市建设规划、居民经济承受力分析与环保约束；S2：对采暖需求进行预测，该测算包括近期与中期；S3：衡量供需匹配情况，衡量能源供应及相关配套是否可以支撑中长期的需求；S4：确定清洁取暖方式及取暖布局。本发明，基于清洁供暖综合评估比较分析，制定适合清洁供暖推广的方案、策略，能够为各地清洁供暖工作的开展提供方法论基础，为国家推动清洁取暖工作以及清洁用能工作开展提供决策参考。 【EN】The invention discloses a clean heating mode selection method, which belongs to the technical field of energy efficiency, and comprises the following steps: s1: carrying out comprehensive evaluation, including resource endowment analysis, technical economy comparison, technical adaptability analysis, building energy-saving condition analysis, energy continuous supply capacity, city construction planning, resident economic bearing capacity analysis and environmental protection constraint; s2: forecasting the heating demand, wherein the measurement and calculation comprise the near term and the medium term; s3: the matching condition of supply and demand is measured, and whether the energy supply and related matching can support medium and long-term demands is measured; s4: and determining a clean heating mode and a heating layout. According to the invention, based on comprehensive evaluation and comparative analysis of clean heating, a scheme and a strategy suitable for clean heating popularization are formulated, a methodology basis can be provided for development of clean heating work in various regions, and a decision reference is provided for the state to promote clean heating work and clean energy work development.