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申请号:201911234658.8 公开号:CN111089509A 主分类号:F28D21/00
摘要:【中文】本发明公开了一种组合型换热器,包括依次设置的第一换热器、第二换热器和第三换热器。其中,第三换热器为搪瓷板式换热器,搪瓷板式换热器中的换热片与热介质的接触面搪瓷,第一换热器、第二换热器与第三换热器沿直线排布。根据本发明的组合型换热器,沿热介质的流向设置三个换热器,最下游采用搪瓷板式换热器,能够在三个温度梯度充分换热,提高了换热效率,并且克服了普通板式换热器抗低温腐蚀性差的问题,加之搪瓷表面不易粘附液体,使得搪瓷板式换热器的工作寿命长,进而降低使用成本。 【EN】The invention discloses a combined heat exchanger which comprises a first heat exchanger, a second heat exchanger and a third heat exchanger which are sequentially arranged. The third heat exchanger is an enamel plate heat exchanger, the contact surface of a heat exchange fin in the enamel plate heat exchanger and a heat medium is enamel, and the first heat exchanger, the second heat exchanger and the third heat exchanger are arranged along a straight line. According to the combined heat exchanger, the three heat exchangers are arranged along the flow direction of the heat medium, the enamel plate heat exchanger is adopted at the most downstream, heat exchange can be fully carried out at three temperature gradients, the heat exchange efficiency is improved, the problem that the common plate heat exchanger is poor in low-temperature corrosion resistance is solved, liquid is not prone to adhering to the enamel surface, the service life of the enamel plate heat exchanger is long, and the use cost is further reduced.
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申请号:202010027316.5 公开号:CN111222288A 主分类号:G06F30/27
摘要:【中文】本发明公开了一种机械设备健康度预测方法、系统以及设备,本发明包括以下步骤:通过高频采样获取机械设备的振动信号,基于振动信号求解得到振动信号特征;将振动信号特征输入到PLSR‑DNN健康度预测模型的PLSR线性映射层中,PLSR线性映射层输出振动信号特征的线性组合;将振动信号特征的线性组合输入到PLSR‑DNN健康度预测模型的DNN非线性映射层中,DNN非线性映射层输出机械设备的健康度预测结果。本发明通过采用PLSR‑DNN健康度预测模型对机械设备的振动信号特征进行处理从而输出机械设备的健康度,简便易行,便于实现,PLSR‑DNN健康度预测模型能充分利用输入的振动信号特征的所有信息,预测准确率高。 【EN】The invention discloses a method, a system and equipment for predicting the health degree of mechanical equipment, wherein the method comprises the following steps: obtaining a vibration signal of the mechanical equipment through high-frequency sampling, and solving based on the vibration signal to obtain vibration signal characteristics; inputting the vibration signal characteristics into a PLSR linear mapping layer of a PLSR-DNN health prediction model, wherein the PLSR linear mapping layer outputs linear combination of the vibration signal characteristics; and inputting the linear combination of the vibration signal characteristics into a DNN nonlinear mapping layer of the PLSR-DNN health prediction model, wherein the DNN nonlinear mapping layer outputs the health prediction result of the mechanical equipment. The method and the device have the advantages that the PLSR-DNN health degree prediction model is adopted to process the vibration signal characteristics of the mechanical equipment so as to output the health degree of the mechanical equipment, the operation is simple and easy, the realization is convenient, the PLSR-DNN health degree prediction model can fully utilize all information of the input vibration signal characteristics, and the prediction accuracy is high.
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申请号:202010062348.9 公开号:CN111239516A 主分类号:G01R31/00
摘要:【中文】本申请公开了一种互感器寿命预测方法及装置,方法包括:采集互感器运行过程中的二级指标的运行状态数据,二级指标数量为多个;基于层次分析法,根据预置判决矩阵求取各指标的权值;根据运行状态数据和权值求取互感器的健康指数;根据健康指数和预置健康指数公式预测互感器的有效寿命,预置健康指数公式包括老化系数。本申请解决了现有的互感器寿命预测方法未根据实际情况考虑互感器的实际情况,且对多年历史数据依赖较强导致的预测结果可靠性较低的技术问题。 【EN】The application discloses a method and a device for predicting the service life of a mutual inductor, wherein the method comprises the following steps: collecting operation state data of a plurality of secondary indexes in the operation process of the mutual inductor; based on an analytic hierarchy process, solving the weight of each index according to a preset decision matrix; solving a health index of the mutual inductor according to the running state data and the weight; and predicting the effective life of the mutual inductor according to the health index and a preset health index formula, wherein the preset health index formula comprises an aging coefficient. The method solves the technical problems that the actual condition of the mutual inductor is not considered according to the actual condition and the reliability of the prediction result is low due to strong dependence on the historical data for many years in the conventional mutual inductor service life prediction method.
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申请号:202010062347.4 公开号:CN111157941A 主分类号:G01R35/02
摘要:【中文】本发明实施例涉及一种电力互感器一次绕组快速切换校验装置和方法,包括大电流升流器、标准电流互感器、被检电流互感器、电流负载箱、互感器校验仪和至少5个断路器。该校验装置通过被检电流互感器的额定电流比将其一次绕组输入连接端通过多个断路器分别接到大电流升流器和标准电流互感器的不同接线连接端,采用控制断路器的闭合和断开来控制被检电流互感器、电流升流器和标准电流互感器之间组成不同电流比的检测回路,实现快速切换检定回路,提高工作效率,减少工作量,避免现有每检测一次不同的电流比均需要人工重新连接检测回路。该装置检测便捷,操作简单,解决了现有检定电力互感器的工作效率低且工作量大的问题。 【EN】The embodiment of the invention relates to a device and a method for quickly switching and checking a primary winding of a power transformer, which comprise a large-current booster, a standard current transformer, a current transformer to be checked, a current load box, a transformer checking instrument and at least 5 circuit breakers. The calibration device is characterized in that a primary winding input connecting end of the primary winding input connecting end is connected to different wiring connecting ends of a large-current booster and a standard current transformer through a plurality of circuit breakers respectively through the rated current ratio of the current transformer to be detected, the circuit breakers are controlled to be closed and opened to control detection loops with different current ratios formed among the current booster and the standard current transformer, the rapid switching verification loops are realized, the working efficiency is improved, the workload is reduced, and the detection loops are prevented from being manually reconnected when the current ratios are different every time. The device detects conveniently, and easy operation has solved the low and big problem of work load of work efficiency of current examination power transformer.
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申请号:201911285179.9 公开号:CN111143763A 主分类号:G06F17/16
摘要:【中文】本发明实施例涉及一种电力设备状态的评估方法、装置及其存储介质,包括以下步骤:S1.获取互感器设备中的评估指标数据,构建评估模型;S2.基于古林法对评估模型中的评估指标数据确定指标权重,得到指标权重值矩阵;S3.对评估模型中的评估指标数据进行预处理,得到互感器状态数据;S4.对互感器状态数据划分等级,基于云模型和根据划分等级得到互感器设备状态的评估矩阵;S5.将指标权重值矩阵与评估矩阵相乘,得到互感器设备评估的结果。可以评估互感器设备的运行状态,降低设备的故障率,可以提前安排检修,防止设备出现安全事故,保证其运行的安全可靠性,从而提高应用有该互感器设备的电力系统的安全稳定性。 【EN】The embodiment of the invention relates to an evaluation method and device for the state of power equipment and a storage medium thereof, wherein the evaluation method comprises the following steps: s1, obtaining evaluation index data in mutual inductor equipment and constructing an evaluation model; s2, determining index weight for evaluation index data in the evaluation model based on a ancient forest method to obtain an index weight value matrix; s3, preprocessing evaluation index data in the evaluation model to obtain mutual inductor state data; s4, grading the state data of the mutual inductor, and obtaining an evaluation matrix of the state of the mutual inductor equipment based on the cloud model and according to the grading; and S5, multiplying the index weight value matrix with the evaluation matrix to obtain the evaluation result of the mutual inductor equipment. The running state of the mutual inductor equipment can be evaluated, the failure rate of the equipment is reduced, the maintenance can be arranged in advance, the equipment is prevented from being subjected to safety accidents, and the running safety and reliability of the equipment are ensured, so that the safety and stability of a power system with the mutual inductor equipment are improved.
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申请号:202010054076.8 公开号:CN111086815A 主分类号:B65G1/04
摘要:【中文】本申请公开了一种堆垛机单机控制装置和方法,装置包括:水平运行模块、纵向运行模块、伸缩取货模块和控制模块;控制模块分别连接水平运行模块、纵向运行模块和伸缩取货模块;控制模块包括调速单元、测距单元和控制单元,调速单元和测距单元均连接控制单元,测距单元实时监测获得水平运行模块、纵向运行模块和伸缩取货模块的位置数据,并将位置数据传输至控制单元,以使控制单元根据位置数据通过调速单元,调整水平运行模块、纵向运行模块和伸缩取货模块的运动路线。本申请解决了现有技术由于现有的仓储管理落后,仓储设施资源利用率不到40%,导致物流效率普遍低下的技术问题,提高了物流效率,降低了仓储成本。 【EN】The application discloses stacker stand-alone control device and method, and the device comprises: the device comprises a horizontal operation module, a longitudinal operation module, a telescopic goods taking module and a control module; the control module is respectively connected with the horizontal operation module, the longitudinal operation module and the telescopic goods taking module; the control module comprises a speed regulating unit, a distance measuring unit and a control unit, the speed regulating unit and the distance measuring unit are connected with the control unit, the distance measuring unit monitors in real time to obtain position data of the horizontal operation module, the longitudinal operation module and the telescopic goods taking module and transmits the position data to the control unit, so that the control unit can adjust movement routes of the horizontal operation module, the longitudinal operation module and the telescopic goods taking module according to the position data through the speed regulating unit. The method and the device solve the technical problem that in the prior art, the resource utilization rate of the storage facilities is less than 40% due to the fact that existing storage management is backward, the logistics efficiency is generally low, and the storage cost is reduced.
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申请号:201911168706.8 公开号:CN111010800A 主分类号:H05K1/18
摘要:【中文】本发明提供了一种元器件、控制器及电机,元器件包括集成电路结构、弹性结构、支架和多个引脚,其中,弹性结构的两侧分别与集成电路结构和支架配合,弹性结构具有弹性,以在集成电路结构受压的情况下调整集成电路结构和支架之间的距离;每个引脚的一端均与集成电路结构连接,每个引脚的另一端均与支架连接。由于设置有弹性结构,这样集成电路结构在受压力的情况下,可以压缩弹性结构进行调节。在将元器件与散热结构连接时,通过弹性结构可使元器件的表面与散热结构保持良好的接触,从而保证散热效果,并且可以避免元器件受到的压力过大而造成损坏。而且,上述结构可便于元器件与散热结构的装配,无需在散热结构上加工出精加工面,以降低成本。 【EN】The invention provides a component, a controller and a motor, wherein the component comprises an integrated circuit structure, an elastic structure, a support and a plurality of pins, wherein two sides of the elastic structure are respectively matched with the integrated circuit structure and the support, and the elastic structure has elasticity so as to adjust the distance between the integrated circuit structure and the support under the condition that the integrated circuit structure is pressed; one end of each pin is connected with the integrated circuit structure, and the other end of each pin is connected with the support. Due to the elastic structure, the integrated circuit structure can be adjusted by compressing the elastic structure under the condition of pressure. When being connected components and parts with heat radiation structure, can make the surface of components and parts and heat radiation structure keep good contact through elastic construction to guarantee the radiating effect, and can avoid the too big damage that causes of pressure that components and parts received. Moreover, the structure can facilitate the assembly of the components and the heat dissipation structure, and a finish machining surface is not required to be machined on the heat dissipation structure, so that the cost is reduced.
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申请号:202010208365.9 公开号:CN111152762A 主分类号:B60S3/04
摘要:【中文】本发明公开了一种施工现场用智能洗车控制系统,其包括图像采集装置、车轮清洗装置、闸机和控制器;所述图像采集装置位于车轮清洗装置的后侧,其与控制器连接以判定经过的车辆是否为大型车辆;所述车轮清洗装置与控制器连接以清洗经过的大型车辆的车轮;所述闸机位于车轮清洗装置的前侧,其与控制器连接以放行完成车轮清洗的车辆。本发明提供的施工现场用智能洗车控制系统,其结构合理,通过图像采集装置获取经过车辆的车牌颜色,经过颜色判定并区分大型车辆;车辆清洗装置与闸机联动,智能控制了车辆的清洗及闸机的开闭;同时,该系统配置烘干装置,有效提升大型车辆的清洗效果,避免施工现场的车辆对城市道路的污染。 【EN】The invention discloses an intelligent vehicle washing control system for a construction site, which comprises an image acquisition device, a wheel cleaning device, a gate and a controller, wherein the image acquisition device is connected with the wheel cleaning device; the image acquisition device is positioned at the rear side of the wheel cleaning device and is connected with the controller to judge whether the passing vehicle is a large vehicle; the wheel cleaning device is connected with the controller to clean the wheels of the passing large-scale vehicle; the gate is located at the front side of the wheel washing device and is connected with the controller to release the vehicle completing the wheel washing. The intelligent vehicle washing control system for the construction site is reasonable in structure, the color of the license plate of a passing vehicle is obtained through the image acquisition device, and the large vehicle is judged and distinguished through color; the vehicle cleaning device is linked with the gate, and intelligently controls the cleaning of the vehicle and the opening and closing of the gate; meanwhile, the system is provided with the drying device, so that the cleaning effect of the large-sized vehicle is effectively improved, and the pollution of the vehicle on a construction site to an urban road is avoided.
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申请号:202010259699.9 公开号:CN111256658A 主分类号:G01C9/00
摘要:【中文】本发明公开了一种用于施工现场的顶板水平度极差的自动测量方法,包括如下步骤:(a)将自动测量装置放置于待测顶板的下方靠近顶板中心的位置;(b)将顶板水平度自动测量装置的测量器的测量头旋转至顶板的第一测量点进行测量,并得到一个测量数值;(c)电动马达带动激光测距传感器转动,并分别对第一测量点附近的四个点进行测量,得到四个测量数值;(d)测量器的芯片分别存储上述五个测量数值,通过角度传感器分别记录五个测量点距离测量时的角度值,得到五组测量数据;(e)测量器的芯片对五组测量数据进行计算,得到第一测量结果;以及(f)通过信号发射模块将测量结果传送至手持型显示设备。 【EN】The invention discloses an automatic measuring method for the roof levelness range difference of a construction site, which comprises the following steps: (a) placing an automatic measuring device below a top plate to be measured and close to the center of the top plate; (b) rotating a measuring head of a measurer of the automatic measuring device for the levelness of the top plate to a first measuring point of the top plate for measuring to obtain a measuring value; (c) the electric motor drives the laser ranging sensor to rotate, and four points near the first measuring point are measured respectively to obtain four measuring values; (d) the chip of the measurer stores the five measurement values respectively, and the angle sensors record the angle values of the five measurement points during distance measurement respectively to obtain five groups of measurement data; (e) the chip of the measurer calculates the five groups of measurement data to obtain a first measurement result; and (f) transmitting the measurement result to the handheld display device through the signal transmitting module.
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申请号:202010086963.3 公开号:CN111137689A 主分类号:B65G61/00
摘要:【中文】本申请提供了一种自动化拆码垛系统,包括:来料送车机构、第一拆垛机构、水平输送机构和二轴空车码垛机构;来料送车机构包括第一传输驱动器和第一传送轨道,第一传送轨道上放置有载满箱体的小推车;水平输送机构包括第二传送轨道和第二传输驱动器;第一拆垛机构横跨于第一传输轨道的上方,且位于第一传输轨道的出料端;二轴空车码垛机构位于第一拆垛机构的一侧边,二轴空车码垛机构用于将空载的小推车进行码垛。本申请解决了现有的拆码垛的方法均为人工手动对堆叠的箱体进行拆分成规律的个数,并输送入仓库进行存储,但是人工操作效率慢,往往赶不上存货的速度,并且堆叠箱体倒塌时十分容易对人员造成伤害的技术问题。 【EN】The application provides an automatic change a yard buttress system of breaking, includes: the stacking machine comprises a supplied material conveying mechanism, a first unstacking mechanism, a horizontal conveying mechanism and a two-shaft empty vehicle stacking mechanism; the incoming material conveying mechanism comprises a first transmission driver and a first conveying track, and a trolley which is full of boxes is placed on the first conveying track; the horizontal conveying mechanism comprises a second conveying track and a second conveying driver; the first unstacking mechanism stretches over the first conveying track and is positioned at the discharge end of the first conveying track; the two-shaft empty car stacking mechanism is located on one side edge of the first unstacking mechanism and used for stacking unloaded trolleys. The method of current pile up neatly of tearing open has been solved and has been carried out the split number that becomes the law to the box that piles up manually to carry into the warehouse and save, but manual operation efficiency is slow, often can not catch up with the speed of stock, and pile up the technical problem that very easily causes the injury to the personnel when the box collapses.
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