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申请号:201810969556.X 公开号:CN110857879A 主分类号:G01G17/04
申请人:【中文】中国石油天然气股份有限公司【EN】PetroChina Co.,Ltd. 申请日:2018.08.23 公开日:2020.03.03
摘要:【中文】本发明公开了一种气体称量装置,属于气体流量检测技术领域。该气体称量装置包括:第一称量容器、第二称量容器、第一主管路、第一支管路、第二支管路、斜三通。其中,第一支管路和第二支管路的出气端分别与第一称量容器和第二称量容器连接。第一支管路和第二支管路的进气端通过斜三通与第一主管路的出气端连接。本发明提供的气体称量装置,通过设置斜三通,并使第一支管路和第二支管路的进气端通过斜三通与第一主管路的出气端连接,缩短了气体流入第一称量容器和第二称量容器中的路径,进而减小了附加管路中气体的质量变化,降低了称量结果的不确定度。 【EN】The invention discloses a gas weighing device, and belongs to the technical field of gas flow detection. This gas weighing device includes: the device comprises a first weighing container, a second weighing container, a first main pipeline, a first branch pipeline, a second branch pipeline and an inclined tee joint. The air outlet ends of the first branch pipeline and the second branch pipeline are respectively connected with the first weighing container and the second weighing container. The air inlet ends of the first branch pipeline and the second branch pipeline are connected with the air outlet end of the first main pipeline through an inclined tee joint. According to the gas weighing device provided by the invention, the inclined tee joint is arranged, and the gas inlet ends of the first branch pipeline and the second branch pipeline are connected with the gas outlet end of the first main pipeline through the inclined tee joint, so that the path of gas flowing into the first weighing container and the second weighing container is shortened, the mass change of the gas in the additional pipeline is further reduced, and the uncertainty of the weighing result is reduced.
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申请号:201810969589.4 公开号:CN110857882A 主分类号:G01G21/02
申请人:【中文】中国石油天然气股份有限公司【EN】PetroChina Co.,Ltd. 申请日:2018.08.23 公开日:2020.03.03
摘要:【中文】本发明公开了一种天平支撑装置,包括第一支撑轴、第二支撑轴和球体组件,球体组件包括本体和设置在本体内开设有的容纳腔中的第一球体、第二球体、第三球体、第四球体和第五球体,第二球体的球心、第三球体的球心和第四球体的球心位于同一个平面上,且相邻的两个球体的球心距相同;第一球体设置在第二球体、第三球体和第四球体的上部,第五球体设置在第二球体、第三球体和第四球体的下部,均分别与各球体相接触,且与各球体的球心距相同;第一支撑轴的一端与第一球体相连,另一端与天平横梁相连,第二支撑轴的一端与第五球体相连。该天平支撑装置解决了现有技术中同一称量物多次称重时得到的结果不一致的问题。 【EN】The invention discloses a balance supporting device which comprises a first supporting shaft, a second supporting shaft and a sphere component, wherein the sphere component comprises a body, and a first sphere, a second sphere, a third sphere, a fourth sphere and a fifth sphere which are arranged in a containing cavity formed in the body; the first sphere is arranged at the upper parts of the second sphere, the third sphere and the fourth sphere, and the fifth sphere is arranged at the lower parts of the second sphere, the third sphere and the fourth sphere, is respectively contacted with the spheres, and has the same center distance with the spheres; one end of the first supporting shaft is connected with the first sphere, the other end of the first supporting shaft is connected with the balance beam, and one end of the second supporting shaft is connected with the fifth sphere. The balance supporting device solves the problem that the results obtained when the same weighing object is weighed for multiple times are inconsistent in the prior art.
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申请号:201810972124.4 公开号:CN110857877A 主分类号:G01F25/00
申请人:【中文】中国石油天然气股份有限公司【EN】PetroChina Co.,Ltd. 申请日:2018.08.23 公开日:2020.03.03
摘要:【中文】本发明公开了一种天然气标准流量计的校准方法,包括:将低压气源中的天然气输送至增压装置、气路防腐装置中,去除天然气中的硫、水分以及固体颗粒,增压至第一预设压力;将天然气输送至高压储气装置中,待气体压力为第二预设压力后,将天然气输送至调压装置内,使天然气的压力调整至天然气标准流量计的工作压力;将天然气输送至恒温装置内,利用液路防腐装置,去除流入至增压装置、恒温装置内的冷却水中的非惰性气体;将天然气输送至天然气标准流量计内,获取天然气的测量流量值;将天然气输送至称量罐中,利用天平、计时器分别获取称量罐的充气质量、充气时间,根据充气质量、充气时间,得到天然气的实际流量值,对天然气标准流量计进行校准。 【EN】The invention discloses a calibration method of a natural gas standard flowmeter, which comprises the following steps: conveying the natural gas in the low-pressure gas source to a pressurizing device and a gas path anti-corrosion device, removing sulfur, moisture and solid particles in the natural gas, and pressurizing to a first preset pressure; conveying the natural gas into a high-pressure gas storage device, and conveying the natural gas into a pressure regulating device after the gas pressure is a second preset pressure, so that the pressure of the natural gas is regulated to the working pressure of a natural gas standard flowmeter; conveying natural gas into a constant temperature device, and removing non-inert gas in cooling water flowing into a pressurizing device and the constant temperature device by using a liquid path anticorrosion device; conveying natural gas into a natural gas standard flowmeter to obtain a measured flow value of the natural gas; the method comprises the steps of conveying natural gas into a weighing tank, utilizing a balance and a timer to respectively obtain the inflating mass and the inflating time of the weighing tank, obtaining the actual flow value of the natural gas according to the inflating mass and the inflating time, and calibrating a natural gas standard flowmeter.
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申请号:201911180534.6 公开号:CN110991513A 主分类号:G06K9/62
申请人:【中文】佛山科学技术学院【EN】FOSHAN University 申请日:2019.11.27 公开日:2020.04.10
摘要:【中文】本发明公开了一种具有类人连续学习能力的图像目标识别系统及方法,其包括神经网络预训练模块、图像输入模块、神经网络模块、正交权重修改模块和分类器模块;本发明具有可以有效提高神经网络模型的连续学习能力,能够适应多类别的小样本连续学习,为后来得出的网络权重分类更加精确;本发明还可以对需要进行多种单一类别样本的训练学习的目标识别方法精度进行提高,应用本发明的正交权重修改算法实现了对网络现有知识的有效保护,并且与现有的梯度反向传播算法完全兼容,在连续学习任务中精度得到很好地提升。 【EN】The invention discloses an image target recognition system and method with human-like continuous learning capacity, which comprises a neural network pre-training module, an image input module, a neural network module, an orthogonal weight modification module and a classifier module; the method has the advantages that the continuous learning capability of the neural network model can be effectively improved, the method can adapt to the continuous learning of multiple classes of small samples, and the network weight classification obtained later is more accurate; the invention can also improve the accuracy of the target identification method which needs to carry out training and learning of various single-class samples, the effective protection of the existing knowledge of the network is realized by applying the orthogonal weight modification algorithm of the invention, and the method is completely compatible with the existing gradient back propagation algorithm, and the accuracy is well improved in the continuous learning task.
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申请号:201911180535.0 公开号:CN110900560A 主分类号:B25J5/00
申请人:【中文】佛山科学技术学院【EN】FOSHAN University 申请日:2019.11.27 公开日:2020.03.24
摘要:【中文】本发明公开了一种具有场景理解能力的多足轮式移动机器人系统,其包括机器人本体;所述机器人本体上设有处理器模块和移动控制模块;所述处理器模块与所述移动控制模块通信连接;所述处理器模块包括用于控制机器人系统中所有模块间通讯连接的逻辑控制模块和用于场景地图语义分割的智能视觉算法模块;所述移动控制模块包括电机驱动模块、超声波测距模块、摄像头采集模块。本发明具有场景理解能力,而且存在造价低廉、结构简洁、易于灵活改装的特点,可作为一种通用的移动平台便于用户在各种应用场景中快速定制和部署多功能的机器人系统。 【EN】The invention discloses a multi-foot wheeled mobile robot system with scene understanding capability, which comprises a robot body; the robot body is provided with a processor module and a mobile control module; the processor module is in communication connection with the mobile control module; the processor module comprises a logic control module for controlling communication connection among all modules in the robot system and an intelligent visual algorithm module for semantic segmentation of a scene map; the mobile control module comprises a motor driving module, an ultrasonic ranging module and a camera acquisition module. The invention has scene understanding capability, has the characteristics of low manufacturing cost, simple structure and easy flexible modification, and can be used as a universal mobile platform to facilitate users to quickly customize and deploy multifunctional robot systems in various application scenes.
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申请号:201911180649.5 公开号:CN111005210A 主分类号:D06M11/74
摘要:【中文】本发明涉及棉织物自清洁领域,公开了一种硫化银量子点复合石墨烯和二氧化钛对棉织物自清洁处理的方法。该方法包括:(1)将氧化石墨烯与水混合得到混合物;将预处理后的棉织物放入所述混合物中进行处理,处理结束后取出棉织物并用去离子水冲洗,然后将棉织物浸入还原液中进行还原;(2)将钛酸四丁酯滴加到乙醇和乙酸的混合液中,滴加完毕后继续搅拌;在超纯水中加入乙酸,在搅拌下将所得混合液滴加到超纯水中,滴加完毕后继续搅拌,陈化,得到处理液;将棉织物浸入所述处理液中;(3)将棉织物浸入硝酸银溶液中处理,然后浸入硫化钠水溶液中处理。按照本发明所述的方法处理后得到的棉织物产品具有明显改善的自清洁效果。 【EN】The invention relates to the field of cotton fabric self-cleaning, and discloses a method for self-cleaning treatment of cotton fabric by silver sulfide quantum dot composite graphene and titanium dioxide. The method comprises the following steps: (1) mixing graphene oxide with water to obtain a mixture; placing the pretreated cotton fabric into the mixture for treatment, taking out the cotton fabric after the treatment is finished, washing the cotton fabric with deionized water, and then immersing the cotton fabric into a reducing solution for reduction; (2) dropwise adding tetrabutyl titanate into a mixed solution of ethanol and acetic acid, and continuously stirring after dropwise adding; adding acetic acid into ultrapure water, dropwise adding the obtained mixed solution into the ultrapure water under stirring, continuously stirring after dropwise adding is finished, and aging to obtain a treatment solution; immersing a cotton fabric in the treatment liquid; (3) the cotton fabric was treated by immersion in a silver nitrate solution and then in an aqueous sodium sulfide solution. The cotton fabric product obtained by the treatment according to the method provided by the invention has a remarkably improved self-cleaning effect.
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申请号:201911300840.9 公开号:CN111079649A 主分类号:G06K9/00
申请人:【中文】西安电子科技大学【EN】XIDIAN University 申请日:2019.12.17 公开日:2020.04.28
摘要:【中文】本发明公开了一种基于轻量化语义分割网络的遥感图像地物分类方法,主要解决现有方法由于图像空间和通道特征信息利用不足且模型庞大,而导致的对遥感图像地物分类精度不高、训练速度较慢的问题。其方案为:在遥感图像地物分类数据集中获取训练样本和测试样本;构建引入可拓宽通道分解空洞卷积的轻量化遥感图像地物分类模型,设计关注地物边缘的整体损失函数;将训练样本输入到所构建的地物分类模型中训练,得到训练好的模型;将测试样本输入训练好的模型中,预测输出遥感图像中地物分类结果。本发明提升了特征的表达能力,减少了网络参数,提高了遥感图像地物分类的平均精度和训练速度,可用于获取一幅遥感图像的地物分布情况。 【EN】The invention discloses a remote sensing image ground feature classification method based on a lightweight semantic segmentation network, which mainly solves the problems of low precision and low training speed of remote sensing image ground feature classification caused by insufficient utilization of image space and channel characteristic information and huge model in the existing method. The scheme is as follows: acquiring a training sample and a test sample in a remote sensing image ground object classification data set; constructing a lightweight remote sensing image ground object classification model introducing the convolution of the widened channel decomposition cavity, and designing an integral loss function concerning the edge of the ground object; inputting the training sample into the constructed ground feature classification model for training to obtain a trained model; and inputting the test sample into the trained model, and predicting and outputting the ground feature classification result in the remote sensing image. The invention improves the expression capability of the characteristics, reduces the network parameters, improves the average precision and the training speed of the ground feature classification of the remote sensing image, and can be used for obtaining the ground feature distribution condition of one remote sensing image.
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申请号:201911358986.9 公开号:CN111146529A 主分类号:H01M10/613
摘要:【中文】本发明公开了一种恒温蓄电池系统,属于蓄电池技术领域,包括:液冷电池箱,膨胀箱,通过一三通阀与液冷电池箱管道连接,制冷装置,制冷装置包括一第二进口端和一第三出口端,第二进口端与第二出口端管道连接,第三出口端与膨胀箱管道连接;加热装置,设置于膨胀箱内,循环泵,循环泵的两端分别与膨胀箱和液冷电池箱管道连接;有益效果是:有效解决了电池箱柜的散热不均匀的问题;同时本发明通过加入恒温控制功能,保证了蓄电池工作在最佳的温度下,提高了蓄电池工作效率和工作寿命的同时,也降低了蓄电池系统的故障率,液冷电池箱还能够有效的防止单个蓄电池箱柜的火灾蔓延,提高了蓄电池系统的安全性。 【EN】The invention discloses a constant-temperature storage battery system, which belongs to the technical field of storage batteries and comprises the following components: the liquid cooling battery box, the expansion tank, connect with liquid cooling battery box pipeline through a three-way valve, the refrigerating plant includes a second inlet end and a third outlet end, the second inlet end is connected with second outlet end pipeline, the third outlet end is connected with expansion tank pipeline; the heating device is arranged in the expansion tank, the circulating pump is arranged in the expansion tank, and two ends of the circulating pump are respectively connected with the expansion tank and the liquid-cooled battery box pipeline; the beneficial effects are that: the problem of uneven heat dissipation of the battery box cabinet is effectively solved; meanwhile, the constant temperature control function is added, so that the storage battery works at the optimal temperature, the working efficiency and the service life of the storage battery are improved, the failure rate of the storage battery system is reduced, the liquid cooling battery box can also effectively prevent the fire spread of a single storage battery box cabinet, and the safety of the storage battery system is improved.
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申请号:201911401436.0 公开号:CN111198847A 主分类号:G06F16/13
摘要:【中文】本发明提供了一种适用于大数据集的数据并行处理方法、装置及系统,通过以主数据集的主键列数据为基础进行分片信息的计算,并采用并行处理的方式对多个输入数据集进行分片及合并,可对大量满足条件的数据表同时进行合并,运行效率高,同时并行计算可以在多台服务器中均衡进行,避免单节点的数据处理瓶颈,通过对分片数量参数的设定即可控制整个分片的细度,具有运行资源可控、系统开销少的特点,在硬件配置较低的环境下也可以使用,不会出现内存溢出、系统宕机等问题。 【EN】The invention provides a data parallel processing method, a device and a system suitable for a large data set, which can simultaneously merge a large number of data tables meeting conditions by calculating fragment information based on main key column data of a main data set and fragmenting and merging a plurality of input data sets in a parallel processing mode, have high operating efficiency, can be uniformly calculated in a plurality of servers at the same time, avoid the data processing bottleneck of a single node, can control the fineness of the whole fragment by setting the number parameter of the fragment, have the characteristics of controllable operating resources and low system overhead, can be used in an environment with lower hardware configuration, and can not cause the problems of memory overflow, system downtime and the like.
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申请号:202010049013.3 公开号:CN111056122A 主分类号:B65D23/00
摘要:【中文】本发明属于包装设备技术领域,具体公开了一种卫生防污染型包装容器,包括瓶体、内衬分离体、封口锡箔和瓶盖,所述瓶体内设置有洁净贮存室,所述瓶体瓶口的外侧壁设置有外螺纹,所述瓶盖的内壁设置有与外螺纹相匹配的内螺纹,所述瓶盖的内侧顶部设置有密封垫;所述内衬分离体置于瓶体内且与瓶口内壁固定连接。 【EN】The invention belongs to the technical field of packaging equipment, and particularly discloses a sanitary anti-pollution packaging container which comprises a bottle body, a lining separator, a sealing tinfoil and a bottle cap, wherein a clean storage chamber is arranged in the bottle body, external threads are arranged on the outer side wall of the bottle mouth of the bottle body, internal threads matched with the external threads are arranged on the inner wall of the bottle cap, and a sealing gasket is arranged at the top of the inner side of the bottle cap; the lining separating body is arranged in the bottle body and is fixedly connected with the inner wall of the bottle mouth.
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