baber/WOPTO huggingface dataset:
Patent WO-2023092771-A1 (WO)
Inventor: DING RONG
IPC: B65D75/42
Filed: 2021-12-21
Abstract: 一种一次性使用容器(10)及其制备、检测方法。一次性使用容器(10)包括：待使用单元(12)，其包括第一收容部(14)和与第一收容部(14)相通的第一连通部(16)，第一收容部(14)适于容纳液体(18)并通过第一连通部(16)接收、排出液体(18)；以及可检测单元(20)，其包括第二收容部(22)和与第二收容部(22)相通的第二连通部(24)，第二收容部(22)适于容纳检测物料(26)并通过第二连通部(24)接收、排出检测物料(26)，第二收容部(22)的特定标志物水平和第一收容部(14)一致。
Patent WO-2022166609-A1 (WO)
Inventor: YANG TAO
IPC: H04L67/1095
Filed: 2022-01-20
Abstract: The present disclosure relates to a service scheduling method and apparatus, a device, and a storage medium. The method comprises: after receiving a service request of a client, a first edge node in a CDN determining, at least according to the current bandwidth value thereof and a cost bandwidth value thereof, whether the service request needs to be re-scheduled; when re-scheduling is required, requesting, from a central service platform, the remaining bandwidth and the quality of service of at least one second edge node on the basis of an IP address and a service type that are carried in the service request; and re-scheduling the service request onto one or more second edge nodes according to the requested remaining bandwidth and quality of service of the at least one second edge node. By means of the method provided in embodiments of the present disclosure, refined control over a CDN cost can be realized, and the quality of service can be improved.
Patent WO-2022161374-A1 (WO)
Inventor: YAO YANGYANG
IPC: H01M4/525
Filed: 2022-01-26
Abstract: 本公开提供了一种正极极片及包含其的锂离子电池，所述正极极片包括正极材料层，正极材料层中的正极活性物质包括无钴二元材料和三元单晶材料，所述三元单晶材料的粒径小于无钴二元材料，所述正极极片既保留了无钴二元材料具有的能量密度高、成本较低及循环性能好等优势，同时明显的减少了无钴材料在高温循环中的产气量。
Patent WO-2023141907-A1 (WO)
Title: Wireless communication method, terminal device, and network device
Inventor: FU ZHE
IPC: H04W72/04
Filed: 2022-01-27
Abstract: A wireless communication method, a terminal device, and a network device, which are beneficial to satisfying data transmission requirements. The method comprises: a terminal device performs a processing operation on data according to transmission requirement information of the data.
Patent WO-2022252690-A1 (WO)
Inventor: TIAN ZHEN
IPC: G06F3/01
Filed: 2022-02-15
Abstract: 本公开提供了一种瓶体的特效呈现方法、装置、设备、存储介质、计算机程序及产品，包括：通过AR设备识别瓶体或瓶盖内的信息码；基于所述信息码的识别结果，获取所述信息码对应的资源推送信息；通过所述AR设备呈现与所述资源推送信息对应的AR特效，所述AR特效用于描述所述资源推送信息中包括的资源描述信息及获取途径信息。
Patent WO-2023159436-A1 (WO)
Inventor: PENG JIANLIN
IPC: B05C5/02
Filed: 2022-02-24
Abstract: La présente invention concerne une filière de revêtement et un dispositif de revêtement. La filière de revêtement comprend une filière supérieure (1), une filière inférieure (2) et un premier mécanisme de réglage (3). La filière supérieure (1) et la filière inférieure (2) forment ensemble une fente de revêtement appropriée pour la circulation de coulis; le premier mécanisme de réglage (3) comprend un élément d'entraînement (31), un premier élément de réglage (32) et un ensemble d'inversion (33); l'ensemble d'inversion (33) est disposé entre l'élément d'entraînement (31) et le premier élément de réglage (32) et est configuré pour changer la direction de la force de l'élément d'entraînement (31) agissant sur le premier élément de réglage (32). Par conséquent, la filière de revêtement et le dispositif de revêtement, l'emballage et le transfert sont pratiques, et l'endommagement entraîné par une collision peut être évité.
Patent WO-2023155251-A1 (WO)
Title: 一种快速连接的适配器、保护盒及连接器组件
Inventor: YU ZONGJIE
IPC: G02B6/38
Filed: 2022-03-07
Abstract: 本发明涉及一种快速连接的适配器、保护盒及连接器组件，其包括：夹持体，所述夹持体具有用于与连接器对接的对接部，所述对接部内具有插接腔，且所述对接部具有贯穿其壁厚的穿槽；以及可活动凸点，其固设于所述夹持体；当所述连接器插向所述插接腔，且所述连接器的缺口与所述可活动凸点的位置对应时，所述可活动凸点可移动到所述连接器的缺口中，使所述连接器可插入所述插接腔；当所述连接器插向所述插接腔，且所述连接器的缺口与所述可活动凸点的位置未对应时，所述可活动凸点阻挡所述连接器插入所述插接腔。可以保证连接器在插入适配器的过程中能够与适配器实现对准，顺利插入适配器，能够支持连接器盲插，实现高效快速的链路搭建。
Patent WO-2022267578-A1 (WO)
Inventor: CHEN JIANBIN
IPC: G06F8/65
Filed: 2022-03-22
Abstract: 本发明涉及一种基于can通信的可重构化多线程并行上位机系统，包括主线程和与主线程连接的副线程，所述主线程包括打开CAN设备、初始化CAN设备、CAN报文传输和接收、CAN设备重启、CAN设备设定改变，所述主线程运行状态由一个枚举型变量中的运行状态枚举来决定，运行状态枚举的数据类型是一种可以被命名的整型常数的集合，来表达主线程的不同运行状态，所述运行状态枚举拥有四种数值：Init、Run、Wait和Exit，在不同运行状态枚举进入不同的状态运行，同时会根据情况更新运行状态枚举，以在下一次主线程循环里面进入指定的运行状态。本发明的优点：有效地提升上位机程序的运行效率，降低故障概率。
Patent WO-2022233212-A1 (WO)
Title: Decoupling device and decoupling method
Inventor: FU SUIDAO
IPC: H01Q1/52
Filed: 2022-04-06
Abstract: A decoupling device and a decoupling method. A first decoupling unit (120) is arranged above an intermediate position of every two E-plane coupled antenna units, and a second decoupling unit (130) is arranged above each antenna unit; a third decoupling unit (140) is arranged above an intermediate position of every two H-plane coupled antenna units.
Patent WO-2022228077-A1 (WO)
Inventor: LOU CHONG
IPC: H04W36/00
Filed: 2022-04-07
Abstract: 本申请提供一种移动性管理方法及通信装置，其中方法包括：第一DU接收终端设备上报的第一测量结果，根据该第一测量结果确定终端设备执行移动性管理的目标波束信息和/或该目标波束信息对应的目标小区，并将该目标波束信息和/或目标小区通知给CU，通过CU请求第二DU确认是否接受目标波束信息和/或目标小区，所述第一测量结果中包括终端设备当前的服务小区和至少一个非服务小区对应的测量结果。上述方法可在接入网设备采用CU-DU分离架构，且考虑终端设备在不同DU的小区间的移动性时，使得第一DU与第二DU保持对目标波束信息决策的一致性，支持终端设备实现快速的移动性管理和波束管理。
Patent WO-2022218268-A1 (WO)
Inventor: LIU KAIHUA
IPC: A47G9/10
Filed: 2022-04-11
Abstract: 一种同身寸可调节养生香疗枕，包括枕套（1），枕套（1）包括独立分隔、且彼此间柔性相连的若干个织物材质枕套筒（2），枕套筒（2）的一侧端封闭，相对的另一侧端设有开口（3）；枕套筒（2）内设有枕芯条（4），枕芯条（4）的一端口封闭，另一端口通过一拉链（5）缝合，枕芯条（4）内置有药包（6）；枕套筒（2）的一侧设有连接片（7），连接片（7）的表面设有魔术贴（8），连接片（7）通过魔术贴（8）能够与枕套（1）表面粘合。
Patent WO-2023178758-A1 (WO)
Inventor: OU JIANBING
IPC: H01L51/52
Filed: 2022-04-14
Abstract: A display panel. The display panel comprises a light-emitting layer and an adjustment layer (300); the light-emitting layer comprises a plurality of light-emitting unit groups (G201) arranged along a first direction (F1), each light-emitting unit group (G201) comprises at least one light-emitting unit (201), and the plurality of light-emitting unit groups (G201) comprise a visual central unit group (G201C); a plurality of adjustment unit groups have a plurality of thicknesses, so that the heights of the light-emitting unit groups (G201) located at two sides of the visual central unit group (G201C) are both less than the height of the visual central unit group (G201C).
Patent WO-2023045315-A1 (WO)
Inventor: HE WANGWANG
IPC: G09G3/3208
Filed: 2022-04-21
Abstract: 一种显示面板的驱动方法、驱动装置及显示装置。驱动方法包括：在第一驱动阶段，控制数据电压信号输入端向驱动晶体管的栅极传输与数据电压对应的电压(S110)，在第二驱动阶段，控制数据电压信号输入端向驱动晶体管的源极传输保持电压，以通过驱动晶体管的源极的保持电压耦合驱动晶体管的栅极的电压(S120)；减小驱动晶体管的栅极电位的波动，改善甚至是消除显示面板闪烁的现象。
Patent WO-2022214103-A1 (WO)
Title: Internal magnetic control device, flywheel assembly and fitness equipment
Inventor: LIU WEIHONG
IPC: G01P3/36
Filed: 2022-04-25
Abstract: Disclosed are an internal magnetic control device, a flywheel assembly and fitness equipment, wherein the flywheel assembly comprises a flywheel, an internal magnetic control device and a speed measuring device. The internal magnetic control device comprises a housing unit, a driving unit, two swing arms and two groups of magnetic elements, wherein the driving unit is arranged on the housing unit; a pivoting end of each of the swing arms is rotatably mounted on the housing unit; a driven end of each of the swing arms is rotatably connected to the driving unit; each group of the magnetic elements are respectively arranged on each of the swing arms; and the flywheel is rotatably arranged around the internal magnetic control device. The speed measuring device comprises a sensing element and an acting member, wherein the sensing element is arranged on one of the flywheel and the internal magnetic control device, and the acting member is arranged on the other of the flywheel and the internal magnetic control device; and the position of the sensing element and the position of the acting member can correspond to each other.
Patent WO-2023010932-A1 (WO)
Title: Cloud-edge collaborative multi-mode private data transfer method based on smart contract
Inventor: GAO FENG
IPC: G06F21/60
Filed: 2022-05-10
Abstract: Disclosed in the present invention is a cloud-edge collaborative multi-mode private data transfer method based on a smart contract. The method comprises the following steps: S1, initializing a system; S2, a DO encrypting original data into private data, and generating an encryption certificate z' of storage, wherein z' includes metadata and a data certificate key'; S3, the DO calling a smart contract program to record the encryption certificate z' on a blockchain, wherein the DO issues z' to the blockchain by means of a smart contract, and the smart contract is open to all user accounts; S4, realizing fast data transfer, wherein when the DO performs issuing, a DU has been explicitly determined, a user account IDDU of the DU is set by means of an access policy, and the DU obtains an encryption key of data access by executing the smart contract and a key algorithm, acquires the private data by means of the metadata and decrypts the private data to acquire plaintext; and S5, confirming data transfer, wherein the DO submits a transaction certificate of data transfer, and confirms that the data transfer is completed.
Patent WO-2023216253-A1 (WO)
Inventor: XU HU
IPC: H01M50/184
Filed: 2022-05-13
Abstract: Provided in the embodiments of the present application are a battery cell, a battery and an electric device. The battery cell comprises a shell, which is provided with an opening; an electrode assembly, which is accommodated inside the shell; and a cover body, which closes the opening and forms a sealing structure with the shell. One of the shell and the cover body is provided with a first flanging portion; the first flanging portion is connected to the other one of the shell and the cover body by means of a connecting portion; the connecting portion comprises a first area and a second area; and the second area is lower in terms of strength than the first area. The battery cell has a relatively good level of safety.
Patent WO-2023212979-A1 (WO)
Title: 一种具有余热回收功能的锅炉
Inventor: YANG MINGHAI
IPC: F28D7/08
Filed: 2022-05-16
Abstract: 一种具有余热回收功能的锅炉，包括锅炉本体(1)，锅炉本体(1)上侧设有排烟管(2)，排烟管(2)另一端通过过滤组件(3)连通至余热回收箱(4)，余热回收箱(4)内设有过水腔(5)，过水腔(5)为波浪形结构且内部腔体连通设置，过水腔(5)一端连通至余热回收箱(4)的进水口(7)处，另一端连通至余热回收箱(4)的出水口(8)处，过水腔(5)上设有多个贯穿过水腔(5)的导气孔(13)，余热回收箱(4)远离排烟管(2)的一端设有排气管(6)。有益效果：将锅炉产生的烟气经排烟管(2)排出，并通过过滤组件(3)进行初步净化，初步净化后的烟气进入余热回收箱(4)内，与过水腔(5)内的水进行热量交换；将过水腔(5)设置为波浪形结构且内部腔体连通设置，在过水腔(5)上贯穿设有多个导气孔(13)，有效提升余热回收效率。
Patent WO-2023065656-A1 (WO)
Title: Model inference method, cloud platform, device and storage medium
Inventor: LIAN YUNWEN
IPC: G06F9/50
Filed: 2022-05-17
Abstract: The present application provides a model inference method, a cloud platform, a device and a storage medium, belonging to the field of artificial intelligence. The method comprises: acquiring a first sub-model and a second sub-model obtained by model segmentation; configuring a first instance set, the first instance set comprising multiple first instances each loading the first sub-model; configuring a second instance set, the second instance set comprising multiple second instances each loading the second sub-model; configuring a first load balancer for the first instance set, the first load balancer being used to distribute multiple inference samples to multiple first instances in the first instance set for model inference, so as to generate multiple first inference results; configuring a second load balancer for the second instance set, the second load balancer being used to distribute the multiple first inference results to multiple second instances in the second instance set for model inference. Using the present application, each sub-model is loaded by multiple instances, such that model inference has relatively high reliability.
Patent WO-2023284413-A1 (WO)
Title: Decorative component, housing component, and electronic device
Inventor: GAO ZHIWEI
IPC: H05K5/02
Filed: 2022-05-23
Abstract: The present application provides a decorative component, a housing component, and an electronic device. The decorative component comprises a flow channel, a first driving member, and a second driving member; the flow channel is internally filled with a filling liquid and a decorative member; at least part of the first driving member is disposed within the flow channel; at least part of the second driving member is disposed within the flow channel; and the second driving member and the first driving member are spaced apart, and the first driving member cooperates with the second driving member so as to drive the filling liquid to reciprocate within the flow channel or to circulate along a preset direction within the flow channel, so as to drive the decorative member to move within the flow channel. The housing of the present application may have a flowing dazzling effect and is highly recognizable.
Patent WO-2023273715-A1 (WO)
Title: Refrigeration device control method and refrigeration device
Inventor: YANG DONGYA
IPC: F25D11/00
Filed: 2022-05-26
Abstract: A refrigeration device control method, comprising: determining whether a user enters a predetermined space; if yes, obtaining a distance L between the user and a refrigeration device in real time; and within a continuous time t, determining whether the distance L is in a decreasing state, and if yes, after the distance L is less than a second threshold, controlling a sterilization module to be in a non-operating state. According to the control method, the situation that the sterilization module is not switched off when a door body of the refrigeration device is opened is effectively avoided, and moreover, the interactivity of the refrigeration device is improved, and the intelligence of the refrigeration device is enhanced.
Patent WO-2023040355-A1 (WO)
Title: 负极极片及其制备方法、二次电池、电池模块、电池包、用电装置
Inventor: XIE LAN
IPC: H01M10/42
Filed: 2022-05-31
Abstract: 本申请公开了一种负极极片及其制备方法、二次电池、电池模块、电池包、用电装置。所述负极极片包括负极集流体以及设置在负极集流体至少一个表面上且包括负极活性材料的负极膜层，至少部分负极活性材料表面具有人造固体电解质界面膜，所述人造固体电解质界面膜包括第一无机锂盐，所述第一无机锂盐选自Li 2CO 3、Li 2SO 3中的一种或两种。本申请的负极极片能有效降低二次电池产气、提高二次电池的存储性能。
Patent WO-2023005422-A1 (WO)
Title: Off-grid power supply system and control method thereof
Inventor: SUN DELIANG
IPC: H02J3/38
Filed: 2022-06-02
Abstract: An off-grid power supply system and a control method thereof provided by the present application, applied to the technical field of power supply. The method comprises: obtaining a first target parameter and a second target parameter; determining a target control policy from a plurality of preset control policies according to the first target parameter and the second target parameter; and finally controlling the operation of an off-grid power supply system according to the target control policy. According to the method provided by the present invention, a plurality of preset control policies is provided for an off-grid power supply system, and each preset control policy defines the power supply priority of each subsystem in the off-grid power supply system, such that different power supply requirements of the off-grid power supply system can be met, the operation of the off-grid power supply system is controlled more accurately, the problem of lack of a control method in the prior art is solved, and promotion and application of the off-grid power supply system are facilitated.
Patent WO-2023226091-A1 (WO)
Inventor: ZHANG HONGYI
IPC: A47G9/10
Filed: 2022-06-09
Abstract: Disclosed in the present invention is an automatic lifting VR intelligent noise reduction pillow, comprising: a pillow and a VR eyeshade, wherein the pillow comprises a base, a lifting mechanism, and a pillow body; the lifting mechanism comprises a supporting seat, a lifting structure, and a mounting seat; the supporting seat is movably mounted on the base in a left-and-right direction; the lifting structure is mounted between the supporting seat and the mounting seat; and the pillow body is mounted on the supporting seat. By using the technical solution of the present invention, the risk of a user developing diseases such as cervical spondylosis and shoulder and neck diseases caused by an unsuitable pillow height can be reduced, a sleep noise reduction function can be provided, and flexibility when the user uses VR while lying down can also be improved.
Patent WO-2024000121-A1 (WO)
Title: Ims会话方法、装置、通信设备及存储介质
Inventor: Shang Zhengyi
IPC: H04L9/00
Filed: 2022-06-27
Abstract: 本公开实施例提供一种IMS会话方法、装置、通信设备及存储介质；IMS会话方法由第一UE执行，包括：向第一UE的CSCF发送第一邀请请求，其中，第一邀请请求包括第一UE的第一标识信息和第二UE的第二标识信息；第一邀请请求用于请求第一UE发起和/或接收与第二UE的IMS会话。
Patent WO-2023123957-A1 (WO)
Title: Procédé et système de criblage d'un dispositif de liaison descendante d'une passerelle domestique
Inventor: WU FANG
IPC: G06K9/62
Filed: 2022-06-30
Abstract: Sont divulgués dans la présente demande un procédé et un système de criblage d'un dispositif de liaison descendante d'une passerelle domestique. Le procédé comprend les étapes suivantes : collecter et stocker des données de sonde d'un utilisateur en temps réel ; identifier le type d'un dispositif de liaison descendante sur la base des données de sonde ; déterminer une règle de détection d'un dispositif anormal sur la base du type du dispositif et des données de sonde, et effectuer une détection d'anomalie de dispositif sur la base de la règle ; et déterminer un scénario d'utilisateur non domestique en effectuant une analyse factorielle ou un algorithme de regroupement sur les données de sonde. Est en outre divulgué dans la présente demande un système correspondant.
Patent WO-2023240703-A1 (WO)
Title: Voltage test circuit and voltage test method
Inventor: QIU ANPING
IPC: H03K5/22
Filed: 2022-06-30
Abstract: A voltage test circuit and a voltage test method. The voltage test circuit comprises: a threshold setting module (11), which is provided with a first input end, a second input end and a power supply end, wherein the first input end is used for receiving a voltage Vs to be measured, the second input end is used for receiving a threshold regulation signal SCON, and the power supply end is used for connecting to a first voltage V1, and is used for setting a voltage regulation range according to the threshold regulation signal SCON, determining a first voltage regulation value △V1 within the voltage regulation range according to the voltage Vs to be measured, and generating a control voltage VN1 according to the first voltage V1 and the first voltage regulation value △V1; and a voltage conversion module (12), of which an input end receives the control voltage VN1 by means of a first node and is used for outputting a first level when the control voltage VN1 is greater than a preset value, and outputting a second level when the control voltage VN1 is less than or equal to the preset value. The voltage test circuit can realize flexible regulation of a voltage test threshold by means of one circuit.
Patent WO-2023045493-A1 (WO)
Inventor: KARRI VENKATA VARA PRASAD
IPC: G06Q10/06
Filed: 2022-07-07
Abstract: Procédé, système informatique et produit de programme informatique pour allouer des ressources informatiques non utilisées d'une pluralité de véhicules autonomes. La présente invention peut consister à recevoir au moins une demande de calcul provenant d'au moins un utilisateur. La présente invention peut consister à identifier les ressources informatiques non utilisées de la pluralité de véhicules autonomes. La présente invention peut consister à prédire une quantité d'activités de calcul pouvant être effectuées par les ressources informatiques non utilisées de la pluralité de véhicules autonomes. La présente invention peut consister à allouer les ressources informatiques non utilisées de la pluralité de véhicules autonomes pour effectuer la quantité prédite d'activités de calcul, la ou les demandes de calcul reçues étant allouées à au moins une partie des ressources informatiques inutilisées. La présente invention peut consister à distribuer une charge de traitement à au moins un véhicule de la pluralité de véhicules autonomes.
Patent WO-2023093078-A1 (WO)
Title: 导播控制的方法、装置、存储介质和计算机程序产品
Inventor: ZHANG LEI
IPC: H04N7/15
Filed: 2022-07-13
Abstract: 本申请实施例公开了一种导播控制的方法、装置、存储介质和计算机程序产品，属于通信技术领域。应用于导播控制系统，所述方法包括：控制设备在声源对象发声时，基于第一麦克风阵列的检测数据确定所述声源对象相对于所述第一麦克风阵列的方位角θ  1 ，并基于第二麦克风阵列的检测数据确定所述声源对象相对于所述第二麦克风阵列的方位角θ  2 ；所述控制设备基于所述方位角θ  1 、所述方位角θ  2 、所述第一麦克风阵列的位置和所述第二麦克风阵列的位置，确定所述声源对象的位置；所述控制设备基于所述声源对象的位置控制摄像机对所述声源对象进行拍摄，得到导播视频图像。采用本申请，可以准确识别发言者，从而提升自动导播的准确度。
Patent WO-2023221279-A1 (WO)
Inventor: TANG YANJUN
IPC: C08L1/04
Filed: 2022-07-14
Abstract: 本发明公开了一种RGO/CNC/CNF复合薄膜的制备方法。所述方法主要包括：1、制备氧化石墨/纤维素混合悬浮液；2、将氧化石墨/纤维素混合悬浮液用去离子水离心洗涤后，在高压均质机中进行均质，得到氧化石墨烯/纤维素纳米晶/纤维素纳米纤维混合悬浮液；3、取氧化石墨烯/纤维素纳米晶/纤维素纳米纤维混合悬浮液于培养皿中烘干，并将烘干后的薄膜浸泡在氢碘酸溶液中，最后将浸泡后的薄膜经去离子水洗涤后得到还原氧化石墨烯/纤维素纳米晶/纤维素纳米纤维复合薄膜。本发明得到的复合薄膜具有比相同制备条件下获得的纯还原氧化石墨烯更高的比电容和更优异的循环稳定性。
Patent WO-2023001279-A1 (WO)
Inventor: NING LIAOYUAN
IPC: G06Q10/10
Filed: 2022-07-22
Abstract: 本公开提供一种信息处理方法、装置、终端和存储介质。在一些实施例中，本公开提供一种信息处理方法，包括：响应于在目标对象的相关页面中输入目标对象的第一信息，向数据系统发送所述第一信息，以对所述数据系统中的所述目标对象的关联信息进行更新；确定与所述目标对象关联的通信群组，向所述目标对象关联的通信群组发送第一通知消息；其中，所述第一通知消息包括所述第一信息。本公开提出的方法能够提高协作效率。
Patent WO-2023082706-A1 (WO)
Inventor: CHE JIA
IPC: H04W40/02
Filed: 2022-07-26
Abstract: 本申请实施例公开了一种处理报文的系统和方法，用于网络的拓扑发现和路由表的下发。本申请实施例系统包括：源节点、中间节点和目的节点。中间节点从第一端口接收到源节点向目的节点发送的第一报文后，对第一报文进行解码获得该报文的转发路径和源节点的身份标识ID，中间节点根据该源节点ID和第一端口标识生成第一映射关系，使得中间节点在接收到第一报文的响应报文时，可以根据第一映射关系确定该响应报文的发送端口，节省了中间节点对该响应报文进行解码的时间，提升了处理报文的效率。
Patent WO-2023071350-A1 (WO)
Inventor: YU HAIJUN
IPC: H01M10/054
Filed: 2022-07-29
Abstract: Disclosed in the present invention is a comprehensive recovery method for spent sodium-ion batteries. The method comprises: mixing and grinding a black battery powder and a pre-leaching agent, then adding a reducing agent and an ammonia liquid for leaching, performing solid-liquid separation to obtain a leachate and a solid, adding an acid to the solid to dissolve same, performing solid-liquid separation to obtain a carbon residue and a filtrate, adding an alkali to the filtrate to adjust the pH, performing separation to obtain aluminum hydroxide, continuing adding an alkali to the filtrate to adjust the pH, performing separation to obtain manganese hydroxide, adding a first oxidant, a chelating agent and an alkali to the leachate, performing ammonia distillation, and performing solid-liquid separation to obtain a cobalt-containing insoluble substance and a nickel-containing chelate solution. In the present invention, by subjecting the black battery powder and the pre-leaching agent to ammonia leaching, Mn and Al in the reaction system are precipitated, and Na, Ni and Co are still present in the leachate, such that the difficulty of separating and recovering valuable metal compounds in the leachate can be reduced, and the subsequent precipitation and separation processes are greatly reduced; and a chelate is generated by using the chelating agent and nickel, such that nickel and cobalt in the solution coexist in the form of different substances, thereby achieving efficient separation of nickel and cobalt.
Patent WO-2023030285-A1 (WO)
Inventor: WANG LIXIN
IPC: F16K11/085
Filed: 2022-08-30
Abstract: A fluid control assembly (1) and a fluid control device (1000). The fluid control assembly (1) is provided with an accommodation chamber (101) and a communication port (102), the communication port (102) being adjacent to the accommodation chamber (101). The fluid control assembly (1) comprises a connector (10), a valve core (20) and a sealing member (30). The connector (10) comprises a side wall portion (11), the side wall portion (11) forming at least part of the peripheral wall of the accommodation chamber (101); at least part of the valve core (20) is positioned in the accommodation chamber (101); the sealing member (30) comprises a sealing body portion, the sealing body portion being clamped between the side wall portion (11) and the valve core (20); and the sealing member (30) comprises pore channels (31) correspondingly communicating with the communication port (102). In the axial direction of the valve core (20), orthographic projections of the pore channels (31) of the sealing member (30) are arranged at intervals in the circumferential direction of the valve core (20); and the pore channels (31) comprise a first pore channel (32) and a second pore channel (33), wherein the first pore channel (32) and the second pore channel (33) are arranged at an interval in the axial direction of the valve core (20). By means of the configuration of the fluid control assembly (1) and the fluid control device (1000), the sealing performance thereof can be improved.