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申请号:201911366336.9 公开号:CN111155676A 主分类号:E04B2/02
摘要:【中文】本发明提供一种砌体结构防裂缝的施工方法,步骤如下:布置纵横墙;在纵横墙交接处设置钢筋混凝土柱;再搁置屋面板;局部增设屋面板的伸缩缝;板端支承面做成滑动面;在板底与圈梁之间设滑动层;顶层墙体端部合理布设抗裂柱;设置灰缝钢筋;加设构造柱;在地基的顶部设置地圈梁,进行工程验收。本发明工艺简单,增强了不同构件变形的协调性,减小了屋面板端部膨胀的积累,通过在顶层端部墙体内加设构造柱或敷设钢筋网,并将其与屋面和顶层楼面圈梁相连接成有较大侧移刚度的抗侧移墙,有效控制顶层端部墙体的开裂,减轻了屋面混凝土板的附加内力,有效改善了温度裂缝和地基不均匀沉降裂缝的墙体裂缝质量问题,进而改善了施工质量。 【EN】The invention provides a masonry structure crack prevention construction method, which comprises the following steps: arranging longitudinal and transverse walls; arranging a reinforced concrete column at the joint of the longitudinal wall and the transverse wall; laying the roof board; expansion joints of the roof panel are added locally; the bearing surface of the plate end is made into a sliding surface; a sliding layer is arranged between the plate bottom and the ring beam; anti-cracking columns are reasonably distributed at the end part of the top wall body; setting mortar joint reinforcing steel bars; additionally arranging a constructional column; and arranging a ground ring beam at the top of the foundation for engineering acceptance. The invention has simple process, enhances the deformation coordination of different components, reduces the accumulation of the expansion of the end part of the roof panel, effectively controls the cracking of the end wall body of the top layer, lightens the additional internal force of the concrete slab of the roof, effectively improves the wall body cracking quality problem of temperature cracks and foundation differential settlement cracks and further improves the construction quality by adding constructional columns or laying reinforcing meshes in the end wall body of the top layer and connecting the constructional columns with the roof and the ring beam of the top layer to form the anti-lateral-shift wall with larger lateral shifting rigidity.
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申请号:201911008367.7 公开号:CN110932419A 主分类号:H02J50/20
摘要:【中文】本发明属于无线能量传输技术领域,提供一种可控智能面辅助能量传输的装置及其传输方法。首先,所有所述接收终端传输正交导频信号,每个所述可控智能面估计所有接收终端到自身的信道信息;所有所述可控智能面发送正交导频信号,所述能量站能够估计所有所述可控智能面到其每根天线的信道;其次,所有所述可控智能面及所述能量站交换大尺度信道信息,所述可控智能面利用估计的信道信息进行自身需要的相位角度和所述能量站需要的预编码系数计算;最后,能量站利用构造的预编码,辐射信号给可控智能面,而所有接收终端进行能量收集。本发明利用可控智能面改变信号的传输路径,实现遮挡用户的能量传输。 【EN】The invention belongs to the technical field of wireless energy transmission, and provides a controllable intelligent surface auxiliary energy transmission device and a transmission method thereof. Firstly, all the receiving terminals transmit orthogonal pilot signals, and each controllable intelligent surface estimates the channel information from all the receiving terminals to the controllable intelligent surface; all the controllable intelligent surfaces transmit orthogonal pilot signals, and the energy station can estimate the channels from all the controllable intelligent surfaces to each antenna of the energy station; secondly, all the controllable intelligent surfaces and the energy station exchange large-scale channel information, and the controllable intelligent surfaces utilize the estimated channel information to calculate phase angles required by the controllable intelligent surfaces and precoding coefficients required by the energy station; and finally, the energy station radiates signals to the controllable intelligent surface by utilizing the constructed precoding, and all receiving terminals collect energy. The invention changes the transmission path of the signal by using the controllable intelligent surface, and realizes the energy transmission of the sheltered user.
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申请号:201911070350.4 公开号:CN110930649A 主分类号:G08B21/10
申请人:【中文】清华大学【EN】TSINGHUA University 申请日:2019.11.05 公开日:2020.03.27
摘要:【中文】本申请涉及一种冰川物质平衡量获取方法、装置、计算机设备及存储介质,冰川物质平衡量获取方法包括:根据计算期内待测区域的初始高程差,得到待测区域中冰川区域的流域高程差;流域高程差为将初始高程差,根据由待测区域的校正高程模型与待测区域的参考高程模型得到的参考高程差进行校准操作后,得到的冰川区域表面高程的变化量;校正高程模型是根据参考模型进行校正操作后,得到的待测区域的数字高程模型;根据计算期内待测区域的光学影像数据和雷达影像数据,得到冰川区域的冰川面积;根据流域高程差和冰川面积得到计算期内的冰川物质平衡量,从而提高获取的冰川物质平衡量的准确性,为冰川水资源变化研究和冰川灾害研究提供准确的数据基础。 【EN】The application relates to a method and a device for acquiring equilibrium quantity of glacier substances, computer equipment and a storage medium, wherein the method for acquiring the equilibrium quantity of the glacier substances comprises the following steps: obtaining the basin height difference of the glacier area in the area to be detected according to the initial height difference of the area to be detected in the calculation period; the drainage basin elevation difference is the variation of the glacier area surface elevation obtained by performing calibration operation on the initial elevation difference according to the reference elevation difference obtained by the corrected elevation model of the area to be measured and the reference elevation model of the area to be measured; the corrected elevation model is a digital elevation model of the area to be measured, which is obtained after correction operation is carried out according to the reference model; obtaining the glacier area of the glacier area according to the optical image data and the radar image data of the area to be measured in the calculation period; and obtaining the equilibrium quantity of the glacier substance in the calculation period according to the height difference of the drainage basin and the glacier area, thereby improving the accuracy of the obtained equilibrium quantity of the glacier substance and providing an accurate data basis for the research on the change of glacier water resources and the research on glacier disasters.
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申请号:201911330313.2 公开号:CN110923480A 主分类号:C22B61/00
申请人:【中文】华中科技大学【EN】HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY 申请日:2019.12.20 公开日:2020.03.27
摘要:【中文】本发明公开了一种氨基咪唑型离子液体负载树脂在吸附分离铼或锝中的应用,采用氨基咪唑型离子液体负载树脂对含有铼或锝的溶液进行处理,通过离子交换吸附分离所述溶液中的铼或锝。本发明中涉及的氨基咪唑型离子液体负载型树脂具有球状颗粒结构,可在较宽的酸碱范围使用,对锝和铼均具有很高的吸附容量,并且能满足工业中吸附柱充填使用的需要。另一方面,当铼浓度低至10ppb时,本发明中涉及的氨基咪唑型离子液体负载型树脂对铼的吸附回收率仍达95%以上,同时也可以从含铼铀矿地浸液中高选择性地分离富集痕量的铼。本发明方法简单,不会产生二次污染且降低成本。该吸附剂再生能力强,可重复使用,生产成本低且绿色环保。 【EN】The invention discloses an application of amino imidazole type ionic liquid loaded resin in adsorption separation of rhenium or technetium. The amino imidazole type ionic liquid loaded resin has a spherical particle structure, can be used in a wider acid-base range, has high adsorption capacity for both technetium and rhenium, and can meet the requirement of filling and using an adsorption column in industry. On the other hand, when the rhenium concentration is as low as 10ppb, the adsorption recovery rate of the aminoimidazole type ionic liquid supported resin related to the invention to rhenium still reaches more than 95%, and trace rhenium can be separated and enriched from the leaching solution containing rhenium uranium ore with high selectivity. The method is simple, does not produce secondary pollution and reduces the cost. The adsorbent has strong regeneration capacity, can be repeatedly used, has low production cost and is green and environment-friendly.
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申请号:202010006631.X 公开号:CN111017900A 主分类号:C01B25/37
摘要:【中文】本发明提供了一种电池级磷酸铁的制备方法:将高纯铁粉加入到适当浓度的盐酸中反应至铁粉不再溶解;过滤,加入适量双氧水,反应至反应液中无亚铁离子为止;加入磷酸,搅拌均匀,然后通过喷雾干燥的方法得到二水磷酸铁;高温烧结脱去结晶水得到无水磷酸铁。本发明工序:亚铁溶液合成—氧化—二水磷酸铁合成—高温烧结,减少了磷酸铁沉淀、陈化、过滤洗涤等工序,工序减少,流程缩短,生产周期减少,生产效率提高,节省了水资源,而且成本低;而且原材料循环使用,没有固废产生,降低成本;无需使用中和剂,减少了原材料使用的同时,减少了杂质引入的机会,所得产品纯度高,杂质含量更低,更能满足电池级原材料的市场需求。 【EN】The invention provides a preparation method of battery-grade iron phosphate, which comprises the following steps: adding high-purity iron powder into hydrochloric acid with proper concentration to react until the iron powder is not dissolved any more; filtering, adding a proper amount of hydrogen peroxide, and reacting until no ferrous ions exist in the reaction solution; adding phosphoric acid, stirring uniformly, and then obtaining ferric phosphate dihydrate by a spray drying method; and (4) sintering at high temperature to remove crystal water to obtain the anhydrous iron phosphate. The process of the invention comprises the following steps: the method has the advantages that the processes of iron phosphate precipitation, aging, filtering, washing and the like are reduced, the processes are reduced, the flow is shortened, the production period is reduced, the production efficiency is improved, the water resource is saved, and the cost is low; moreover, the raw materials are recycled, no solid waste is generated, and the cost is reduced; the neutralizing agent is not needed, the use of raw materials is reduced, the possibility of introducing impurities is reduced, the purity of the obtained product is high, the impurity content is lower, and the market demand of battery-grade raw materials can be met.
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申请号:201911304350.6 公开号:CN111001860A 主分类号:B23C3/00
摘要:【中文】本发明涉及机械加工领域,尤其涉及一种自动传输夹持铣孔装置,包括加工台、电机、气缸,电机位于加工台的上方,电机上连接有铣刀,加工台上设有凹槽,加工台的侧面上固定连接有料箱,料箱的出料口与凹槽连通,料箱远离加工台的一端高于料箱的出料口;加工台的一端沿加工台的长度方向横向滑动连接有推块,推块上连接有用于驱动推块往复滑动的第一往复驱动机构;还包括两个横向滑动的夹持部和用于驱动夹持部往复滑动的第二往复驱动机构,两个夹持部相对设置,两个夹持部的滑动方向相反,两个夹持部的滑动方向垂直于加工台的长度方向,两个夹持部位于料箱远离推块的一侧。本方案实现了零件的自动传输和夹持。 【EN】The invention relates to the field of machining, in particular to an automatic conveying, clamping and hole milling device which comprises a machining table, a motor and a cylinder, wherein the motor is positioned above the machining table, a milling cutter is connected onto the motor, a groove is formed in the machining table, a material box is fixedly connected onto the side surface of the machining table, a discharge hole of the material box is communicated with the groove, and one end, far away from the machining table, of the material box is higher than the discharge hole of the material box; one end of the processing table is transversely connected with a push block in a sliding manner along the length direction of the processing table, and the push block is connected with a first reciprocating driving mechanism for driving the push block to slide in a reciprocating manner; the two clamping parts are arranged oppositely, the sliding directions of the two clamping parts are opposite, the sliding directions of the two clamping parts are perpendicular to the length direction of the processing table, and the two clamping parts are positioned on one side, away from the push block, of the material box. This scheme has realized the automatic conveying and the centre gripping of part.
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申请号:201911401709.1 公开号:CN111045048A 主分类号:G01S19/37
申请人:【中文】北京航空航天大学【EN】BEIHANG University 申请日:2019.12.30 公开日:2020.04.21
摘要:【中文】本发明公开一种动态精密单点定位抗差自适应分步滤波方法,包括:构建动态精密单点定位观测方程和状态方程,并对状态参数进行分类;利用分类因子抗差自适应滤波对所述状态参数进行两阶段滤波更新。该方法基于分类因子抗差自适应滤波对状态参数进行两阶段滤波更新,首先,在第一阶段滤波时对运动模型异常进行隔离,滤波器仅对观测异常进行检测,并对含有粗差的观测量进行抗差处理;然后,在获得第一阶段滤波参数的基础上对运动模型异常进行诊断和自适应处理。通过两阶段滤波实现了对观测粗差和运动模型异常进行准确识别和分离,提高了动态精密单点定位滤波方法抵抗观测粗差和运动异常扰动对定位结果的影响,提高了定位结果的可靠性和稳定性。 【EN】The invention discloses a dynamic precise single-point positioning robust self-adaptive step-by-step filtering method, which comprises the following steps: constructing a dynamic precise single-point positioning observation equation and a state equation, and classifying state parameters; and carrying out two-stage filtering updating on the state parameters by using classification factor robust adaptive filtering. The method carries out two-stage filtering updating on state parameters based on classification factor robust adaptive filtering, firstly, the abnormity of a motion model is isolated during the first-stage filtering, a filter only detects observation abnormity, and robust processing is carried out on observed quantity containing gross errors; then, the abnormity of the motion model is diagnosed and processed in a self-adapting mode on the basis of obtaining the filtering parameters of the first stage. Accurate identification and separation of observation gross errors and motion model anomalies are achieved through two-stage filtering, the influence of disturbance of the observation gross errors and the motion anomalies on positioning results is improved by the dynamic precise single-point positioning filtering method, and the reliability and stability of the positioning results are improved.
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申请号:201911379766.4 公开号:CN110977390A 主分类号:B23P19/02
申请人:【中文】镇江市高等专科学校【EN】ZHENJIANG College 申请日:2019.12.27 公开日:2020.04.10
摘要:【中文】本发明公开了一种停放缸的鼓形弹簧压配工装。它包括用于放置停放缸缸体的底板以及底板上方设置的安装板,停放缸缸体放置在底板上后能够与安装板固定连接,在安装板的顶部两侧具有对称布置的两根导向柱,两根导向柱之间套有一块能够在两根导向柱上往复滑动的导向板,每根导向柱上还套有位于导向板与安装板之间的限位块。其优点是:结构设计巧妙,装卸和压紧都十分方便,安全可靠性非常高,并能使鼓形弹簧压装过程中停放缸缸体和缸盖保持正确的安装姿态,方便与单元缸中间体的配合安装,大大提高了装配的精确度,保证了装配质量,其整体体积可以缩小到适合组装生产线的要求,还可以在停放缸自动化组装线上进行使用,进一步提高了工作效率。 【EN】The invention discloses a drum-shaped spring press-fit tool for a parking cylinder. The parking cylinder body can be fixedly connected with the mounting plate after being placed on the bottom plate, two guide columns are symmetrically arranged on two sides of the top of the mounting plate, a guide plate capable of sliding on the two guide columns in a reciprocating mode is sleeved between the two guide columns, and a limiting block located between the guide plate and the mounting plate is further sleeved on each guide column. The advantages are that: the drum spring press mounting device has the advantages that the structural design is ingenious, the loading, the unloading and the pressing are very convenient, the safety and the reliability are very high, the drum spring cylinder body and the cylinder cover can be parked in the drum spring press mounting process to keep the correct installation posture, the drum spring press mounting device is convenient to install in cooperation with the unit cylinder intermediate, the assembly accuracy is greatly improved, the assembly quality is guaranteed, the whole volume can be reduced to meet the requirements of an assembly production line, the drum spring press mounting device can be used on an automatic assembly line for parking cylinders, and the working efficiency is further improved.
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申请号:201811390958.0 公开号:CN111210824A 主分类号:G10L15/26
申请人:【中文】深圳绿米联创科技有限公司【EN】LUTUO TECHNOLOGY Co.,Ltd. 申请日:2018.11.21 公开日:2020.05.29
摘要:【中文】本申请公开了一种语音信息处理方法、装置、电子设备及存储介质。所述方法包括:将获取的语音信息转换成文本信息;对所述文本信息进行处理,生成并记录当前结构化数据;判断所述当前结构化数据是否完整;若所述当前结构化数据不完整,则将所述当前结构化数据与历史结构化数据进行状态模型匹配,形成完整的目标结构化数据,若所述当前结构化数据完整,则将所述当前结构化数据作为所述目标结构化数据;根据所述目标结构化数据执行动作。本申请可以充分利用获取的语音信息,实现更加自然流畅的对话。 【EN】The application discloses a voice information processing method and device, electronic equipment and a storage medium. The method comprises the following steps: converting the acquired voice information into text information; processing the text information, and generating and recording current structured data; judging whether the current structured data is complete; if the current structured data is incomplete, performing state model matching on the current structured data and historical structured data to form complete target structured data, and if the current structured data is complete, taking the current structured data as the target structured data; and executing actions according to the target structured data. The method and the device can make full use of the acquired voice information and realize more natural and smooth conversation.
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申请号:201911277658.6 公开号:CN111163514A 主分类号:H04W64/00
申请人:【中文】北京航空航天大学【EN】BEIHANG University 申请日:2019.12.11 公开日:2020.05.15
摘要:【中文】本发明公开一种最优区域自适应选取的指纹定位方法和系统,该方法通过计算参考点与测试点接收到WiFi接入点信号强度差的绝对值,并对每一个WiFi接入点信号强度差的绝对值由小到大排序,选取所有WiFi接入点排序第一的参考点作为与测试点信号强度差最小的最佳参考点,并以最佳参考点作为初始种子点进行区域生长,选取M个参考点并将M个参考点的坐标进行加权计算,得到最终测试点的定位结果。该方法提高了最佳参考点与测试点位置的位置误差精度,降低了环境所带来的指纹变化的影响,通过区域生长算法选取多个参考点,进一步加权得到更精确的定位结果,从而解决目前指纹定位易受环境影响,定位精度低的问题。 【EN】The invention discloses a fingerprint positioning method and a fingerprint positioning system with self-adaptive selection of an optimal area. The method improves the position error precision of the optimal reference point and the test point position, reduces the influence of fingerprint change brought by the environment, selects a plurality of reference points through a region growing algorithm, and further weights to obtain a more accurate positioning result, thereby solving the problems that the current fingerprint positioning is easily influenced by the environment and has low positioning precision.
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