baber/WOPTO huggingface dataset:
Patent WO-2011110037-A1 (WO)
Title: 一种环网架构下的组播实现方法、接入层设备及系统
Inventor: HUANG YUEPING
IPC: H04L12/24
Filed: 2010-12-02
Abstract: 本发明实施例提供一种环网架构下的组播实现方法、接入层设备及系统，所述环网架构包括第一汇聚层设备、第二汇聚层设备、连接第一汇聚层设备的第一接入层设备以及连接第二汇聚层设备的第二接入层设备，第一汇聚层设备与第二汇聚层设备相连，第一接入层设备与第二接入层设备相连，所述方法包括：设置第一接入层设备和第二接入层设备为根桥；当第一汇聚层设备与第一接入层设备之间的链路出现故障时，降低第一接入层设备的桥优先级，通过生成树协议计算第一接入层设备的根端口，通过根端口发送组播加入报文。本发明保障整个组播业务不会中断。
Patent WO-2011131034-A1 (WO)
Inventor: TANG YAJIE
IPC: C07D493/04
Filed: 2011-04-22
Abstract: La présente invention concerne un dérivé de 4'-déméthylpipodophyllotoxine de formule (III) à activité antitumorale. Après l'activation d'un hydroxyle en position C4 de la 4'-déméthylpipodophyllotoxine, la tétraméthylpyrazine est introduite par transamination pour obtenir le dérivé de 4'-déméthylpipodophyllotoxine, préférentiellement employé dans l'inhibition de la lignée cellulaire de cancer gastrique BGC-823.
Patent WO-2011095073-A1 (WO)
Title: Method and apparatus for filtering malicious calling completion indicating and network device of calling side thereof
Inventor: GAO YANG
IPC: H04W12/12
Filed: 2011-01-18
Abstract: A method for filtering malicious calling completion indicating in busy call-back service is provided in the present invention, which includes that: when a network device of calling side determines that a calling request carries calling completion indicating information, it rejects the current calling request, or it removes the calling completion indicating information in the calling request, then transmits the calling request. An apparatus for filtering malicious calling completion indicating in busy call back service is also provided in the present invention, which includes that: a reception unit for receiving a calling request; a detection unit for detecting the calling request, and triggering a rejection unit when determining that the calling request carries calling completion indicating information; a rejection unit for rejecting the current calling request. A network device of the calling side is also provided in the present invention. The present invention guarantees the access order of the calling from the calling subscriber to the called subscriber adequately, and it indicates the fairness of the calling access and exterminates the preferential calling access right of the malicious subscribers.
Patent WO-2011150701-A1 (WO)
Inventor: DUAN HAIFENG
IPC: H04L12/58
Filed: 2011-02-24
Abstract: L'invention concerne un procédé, un dispositif de réseau et un système de réseau de traitement de service de données, le procédé de traitement de service de données consistant à : recevoir un paquet de service de données; identifier les informations de protocole et/ou les informations de service du paquet; mapper les informations de protocole et/ou les informations de service vers le type correspondant de champ de service, et modifier la valeur de type de service du paquet conformément au type de champ de service vers lequel lesdites informations sont mappées; conformément à la valeur de type de service du paquet, effectuer une planification de file d'attente pour le paquet et l'acheminer. L'invention réduit le coût de la solution de mise en œuvre de la qualité de service (QoS) efficacement, évite d'établir des services à haute priorité par des serveurs d'application à faible priorité, et empêche de porter des services à faible priorité en utilisant des ports à haute priorité.
Patent WO-2012003751-A1 (WO)
Title: 一种微型蔬菜生产系统的空气循环系统
Inventor: YANG QICHANG
IPC: A01G9/24
Filed: 2011-06-02
Abstract: 一种微型蔬菜生产系统的空气循环系统，包括栽培室内部气体循环系统和栽培室与外界气体循环系统，内部气体循环系统包括风道和空调系统（46），风道与空调系统相连通，栽培室与外界气体循环系统包括进气孔、出气孔（44）和散热风道（45）。该空气循环系统适用于微型蔬菜生产系统，可实现微型蔬菜生产系统内空气的均匀进回风和循环控制，使微型蔬菜生产系统内空气分散均匀，保证了蔬菜的良好生长。
Patent WO-2013000130-A1 (WO)
Title: Boxing equipment suitable for round-coiling objects
Inventor: LI HAO
IPC: B65B35/00
Filed: 2011-06-29
Abstract: A boxing equipment suitable for round-coiling objects comprises a belt conveyor (1), a cassette reshaper (2), a rake-type feeding part (3), a stacking part (4), a filling part (5) and a box overturning roller way machine (6), all of which are sequentially connected. The belt conveyor (1) comprises an H-shaped first frame (1-1), a main support plate (1-16), an electric motor (1-20), a main belt (1-8), an auxiliary belt (1-12) and a double-sided synchronous belt (1-24). The double-sided synchronous belt (1-24) drives the main belt (1-8) and the auxiliary belt (1-12) at the same time. The boxing equipment has high packing speed, stable performance and small footprint, and can be adapt for packing objects with different diameters.
Patent WO-2012159346-A1 (WO)
Title: 业务负载分配方法、装置和通信系统
Inventor: GU RUI
IPC: H04L12/46
Filed: 2011-07-26
Abstract: 本发明提供一种业务负载分配方法、装置和通信系统，其中方法包括：配置包括第一链路聚合控制协议实例和第二链路聚合控制协议实例的至少两个链路聚合控制协议实例；确定双归物理链路中的第一物理链路为所述第一链路聚合控制协议实例的主用物理链路，双归物理链路中的第二物理链路为所述第一链路聚合控制协议实例的备用物理链路，以及确定双归物理链路中的第二物理链路为所述第二链路聚合控制协议实例的主用物理链路，双归物理链路中的第一物理链路为所述第二链路聚合控制协议实例的备用物理链路。本发明还提供了相应的装置，以及包括上述装置的通信系统。本发明技术方案能够实现业务负载在不同物理链路间的分担。
Patent WO-2012083737-A1 (WO)
Title: 丢包检测方法、系统和媒体客户端
Inventor: ZHU XIAOBIN
IPC: H04L12/56
Filed: 2011-09-16
Abstract: 本发明提供了一种丢包检测方法、系统和媒体客户端，其中，该丢包检测方法包括：接收端获取自身收到的数据包的包序号；接收端获取发送端发送的发包总数信息；以及接收端根据上述包序号和发包总数信息检测出丢失的数据包。本发明提供的丢包检测方法、系统和媒体客户端，能够以低成本且及时地检测出初始丢包并进而实现丢包重传，并可在切换流媒体服务器时进行丢包重传。
Patent WO-2013044477-A1 (WO)
Title: 一种瘦客户机开关机控制方法、装置及应用该装置的系统
Inventor: HUA JIN
IPC: G06F1/26
Filed: 2011-09-29
Abstract: 本发明公开了一种瘦客户机开关机控制方法、装置及应用该装置的系统，包括：用于接收电力的电连接器；与所述电连接器相连接、且用于向显示器供电的第一输出接口；与所述电连接器相连接，且用于向瘦客户机的电源供电的第二输出接口；串联在所述电连接器与第一输出接口之间，用于采集输入到所述第一输出接口的电流信号,并且将所述电流信号转换成控制瘦客户机进行开机或关机的控制信号的瘦客户机控制模块。该装置在使用时，通过操作显示器的开关就可以联动控制瘦客户机，并且由于通常显示器都设置在人们可以容易触及的地方，所以即使瘦客户机放置在不易接触的角落，也可以方便对瘦客户机进行开机或关机操作。
Patent WO-2013029294-A1 (WO)
Inventor: GAO JIANXUN
IPC: C07D417/12
Filed: 2011-10-17
Abstract: La présente invention porte sur un 2-sulfhydryl-4,5-diméthyl-1,3,4-thiadiazole (A), un sel de lithium (B), un diploïde (C) et un procédé de synthèse de ceux-ci. La micromolécule thiadiazole représentée par la structure et les dérivés de celle-ci peuvent être utilisés dans le domaine des pesticides, etc.
Patent WO-2013123616-A1 (WO)
Inventor: KUANG ZHONGPING
IPC: F23B50/00
Filed: 2012-02-22
Abstract: 一种降低单元机组发电标准煤耗率的方法，涉及燃煤电站锅炉以及工业、热水等燃煤锅炉传热方式的改进，主要在于以炉床半焦化红焦炭火燃气导热，结合锅水冷热气流上下自然对流循环换热，替代明火火焰燃气辐射换热，以达到燃煤电站锅炉以及工业、热水等燃煤锅炉的节能、降耗和减排。
Patent WO-2014047750-A1 (WO)
Title: Nano-imprinting device and method for high-brightness led patterning
Inventor: LAN HONGBO
IPC: G03F7/00
Filed: 2012-10-25
Abstract: Disclosed is a nano-imprinting device and method for high-brightness LED patterning. The device comprises: a wafer bearing platform (1), a vacuum sucking disc (2), a substrate (3), an ultraviolet light curable nano-imprinting resistant (4) etc., wherein a mould (5) is a thin film elastic composite soft mould, which comprises a patterning layer (501) and a supporting layer (502), wherein the pattern layer has characteristics, such as water solubility, a thin-film structure, elasticity and a high transparency, and the mould is manufactured by a roll-imprinting process. The method for achieving the LED patterning based on the device comprises the steps of: (1) a pre-treatment process, (2) an imprinting process, (3) a curing process, (4) a demoulding process, (5) a post-treatment process; and (6) transferring of the imprinted pattern. The device and the method achieve manufacturing a large area and high aspect ratio micro-nano structure on a non-flat surface or a curved-surface substrate or a fragile substrate efficiently and with low cost, are suitable for the large-scale manufacture of optical devices, three-dimensional minicells, MEMS devices, photovoltaic devices, anti-reflecting layers, self-cleaning surfaces, etc., and are especially suitable for the LED patterning and the industrial-grade large-scale production of wafer level splicing-free micro-optical devices.
Patent WO-2013075398-A1 (WO)
Title: Anti-gravity liquid evaporator
Inventor: ZHANG JIANCHEN
IPC: B01D1/30
Filed: 2012-11-07
Abstract: Disclosed is an anti-gravity liquid evaporator, comprising a tank body (1), an upper opening (2) provided on the top face of the tank body (1), a lower opening (7) provided on the bottom face, a liquid spray nozzle (3) provided at the top inside the tank, and multiple plate-shaped dispersion flaps (8) provided in the tank body (1) and extending in a horizontal or inclined direction. Liquid in the anti-gravity liquid evaporator mainly flows along the face of the horizontal or inclined plates, reducing the velocity of falling and so significantly increasing the opportunities for volatilized matter to be released.
Patent WO-2013120249-A1 (WO)
Title: Graft copolymers with grafted polymeric arms, their preparation and use
Inventor: LIN HUNG-YI
IPC: C08F265/06
Filed: 2012-02-14
Abstract: A graft copolymer composition including: a polymeric backbone derived from a plurality polymerizable ethylenically unsaturated monomers; and a plurality of polymeric arms attached pendant to the polymeric backbone. The polymeric arms include: (a) at least two different polymeric arms comprising: a condensation copolymer arm and a random copolymer arm, (b) a polymeric arm having segments of (i) a condensation copolymer segment and (ii) a random copolymer segment, wherein said condensation copolymer segment and random copolymer segment are linked to each other; (c) or combinations thereof.
Patent WO-2013123635-A1 (WO)
Inventor: CAI KANGYING
IPC: G06T15/00
Filed: 2012-02-20
Abstract: Encoders compress 3D images and compensate for decoding error using instance component decoders which decode instance components of the 3D image to generate decoded instance components, error calculation units which compare the decoded instance components with corresponding uncompressed instance components to calculate decoding errors, and determination units which determine if the encoded components pass a verification according to a threshold based on the decoding errors.
Patent WO-2013097358-A1 (WO)
Inventor: LIU CHUNHAI
IPC: G06Q20/32
Filed: 2012-03-15
Abstract: La présente invention concerne un procédé et un dispositif de paiement dans un réseau. Le procédé consiste en ce que : un terminal de réseau envoie une demande de paiement à un terminal mobile, le terminal de réseau étant connecté à l'Internet ; le terminal de réseau reçoit des informations de confirmation de succès envoyées par le terminal mobile à condition que le terminal mobile juge que des informations de vérification de sécurité entrées par un utilisateur sont correctes ; le terminal de réseau utilise les informations de confirmation de succès pour acquérir des informations chiffrées stockées dans le terminal mobile ; et le terminal de réseau exécute le paiement après le chiffrement des informations de paiement selon les informations chiffrées. La présente invention peut améliorer les performances de sécurité d'un paiement en ligne dans un réseau.
Patent WO-2013013530-A1 (WO)
Title: 一种应用于植物光照的阶段性调时调光控制方法
Inventor: CHENG SHIYOU
IPC: A01G7/06
Filed: 2012-05-16
Abstract: 一种应用于植物光照的阶段性调时调光控制方法，该方法利用LED自身的独特优点实现植物光照过程中的光强、光质和光周期的数字化调节。采用该控制方法的LED植物照明灯比传统的植物照明灯更节能，能够根据不同植物对光的需求进行不同光照"套餐"的选择；该技术通过数字化控制模块实现了对光强、光质和光周期的便捷控制，适应性强、精确度高。
Patent WO-2013170488-A1 (WO)
Inventor: SAITO KATSUO
IPC: B23K20/12
Filed: 2012-05-18
Abstract: 一种铝制管件（21、41）与钢制轴端件（22、42）的接合方法包括以下步骤：一、加工成型钢制轴端件（22、42），钢制轴端件（22、42）沿轴向被台阶分为至少两段圆柱体，第一段圆柱体（31、51）的外径略小于中空铝制管件（21、41）的内径，第二段圆柱体（32、52）的外径略大于中空铝制管件（21、41）的外径；第二段圆柱体（32、52）连接第一段圆柱体（31、51）的端面圆周部位凸出设有变径薄壁（33、53），变径薄壁（33、53）的内径朝第一段圆柱体（31、51）方向逐渐变大；采用该方法成型的铝制管件（21、41）与钢制轴端件（22、42）的接合件，不仅在铝制管件（21、41）端面与钢制轴端件（22、42）端面形成平面浅接合，而且铝制管件（21、41）与钢制轴端件（22、42）在接合部位还存在紧配合，从而增加接合强度，具有接合牢固的效果。
Patent WO-2013007173-A1 (WO)
Inventor: XIE ZONGYUAN
IPC: H05B44/00
Filed: 2012-07-06
Abstract: 一种可调光手电筒，包括：可调光源（2）、驱动电路（4）、控制电路（20）以及多档调节按钮（16）。其中，可调光源（2）用于发出不同亮度的光；驱动电路（4）的第一端连接可调光源（2），用于驱动可调光源（2）；控制电路（20）的第一端连接驱动电路（4）的第二端，用于发送驱动指令给驱动电路（4）；多档调节按钮（16）接控制电路（20）的第二端，用于输入调节指令给控制电路（20）。该可调光手电筒能方便地实现分组多档手电调光模式控制。
Patent WO-2013007216-A1 (WO)
Title: Spool type hydraulic control valve which spool is sealed with all metal seal ring
Inventor: CHANG KYONG TAE
IPC: F16J15/16
Filed: 2012-07-13
Abstract: A spool type control valve comprises a valve block (62) having a cylinder bore (42) with drilled holes (66) on the cylinder bore internal wall (68); wherein the valve spool (63) has separation sleeves (64) each being spaced apart on the valve spool (63); wherein an all-metal-seal ring (65) is assembled and fitted on each of the separation sleeves (64); and wherein each of all-metal-seal rings (65,67) is constructed with three different functioning ring layers: a cylinder seal layer (10), a absorption layer (11), and a shaft seal layer (12); wherein the cylinder seal layer (10) seals the cylinder bore internal wall (68) and does not come into contact with the valve spool surface; wherein the absorption layer (11) absorbs any dimensional variations during dynamic movement of the valve spool (63); and the shaft seal layer (12) seals the valve spool (63) and does not come into contact with the cylinder bore internal wall (68).
Patent WO-2014015473-A1 (WO)
Title: Dual-direction brake method for disc brake, and brake mechanism and applications thereof
Inventor: QIANG HAISHENG
IPC: F16D55/2255
Filed: 2012-07-24
Abstract: Disclosed are a dual-direction brake method for a disc brake, and a brake mechanism and applications thereof, suitable for the fields of automobiles, trains and planes etc. In the dual-direction brake method and the brake mechanism thereof, a crank axle with three main shafts and two eccentric shafts, two friction disks, a friction disk ring and at least one pair of a brake calliper and a friction plate are comprised, wherein the two eccentric shafts are arranged between each two shaft sections of the three main shafts of the crank axle in a manner of being 180 degrees out of phase relative to each other; the two friction disks are located on the two eccentric shafts respectively; and the friction disk ring is arranged on the main shaft between the two eccentric shafts. By means of the synchronous translation and rotation friction between the two friction disks and the friction disc ring, and each of the at least one pair of the brake calliper and the friction plate, respectively, the main shaft generates brake torques in the opposite direction and in the same direction at the same time. Compared with an existing reverse brake, the brake performance can be tripled without changing the wheel friction load. The automobile dual-direction brake system, which is composed of the dual-direction brake mechanism, is able to realize electronic safety control functions of DABS, DEBD, and DESP and greatly improve the traffic safety.
Patent WO-2013177868-A1 (WO)
Inventor: ZHANG WEIXING
IPC: F25B41/40
Filed: 2012-08-28
Abstract: 一种空调系统，包括：设置在空调系统的冷凝设备（2）的输出端与空调系统的第一储液罐（5）的第一输入端（It1）之间的第二储液罐（10）；以及旁路管路（101），旁路管路（101）的第一端设置在冷凝设备（2）的输出端与第二储液罐（10）的输入端之间，并且旁路管路（101）的第二端设置在第二储液罐（10）的输出端与第一储液罐（5）的第一输入端（It1）之间。旁路管路（101）的设置能够提升空调系统对主储液罐（5）供液的稳定性和可靠性。
Patent WO-2013063983-A1 (WO)
Title: Imaging box chip with self-adaptive contact, imaging box and self-adaptive method
Inventor: DING LI
IPC: G03G21/14
Filed: 2012-09-13
Abstract: An imaging box chip with a self-adaptive contact, including a set of pins. Each pin of the set of pins has the function of full series pins. The specific function of each pin in the set of pins is determined by identifying a signal received by the pin from an external pin.
Patent WO-2013079037-A1 (WO)
Title: Method for allowing user access, client, server, and system
Inventor: QU CHAO
IPC: H04L29/02
Filed: 2012-12-03
Abstract: The present invention relates to the technical field of computer application, and more particularly to a method for allowing user access, a client, a server, and a system, for solving the problem that when a user accesses a server, it cannot be determined whether the user is allowed to continue accessing the server. The method comprises: a server receiving a type identifier and/or server identifier and user identity information sent from a client, for each application accessed by a login user, the client generating a type identifier and/or server identifier corresponding to the application; the server determining the number of type identifiers and/or server identifiers received for the user according to the user identity information, and determining whether to allow access of the user. The method can solve the problem that when a user accesses a server, it is determined whether the user is allowed to continue accessing the server.
Patent WO-2014012349-A1 (WO)
Title: 随钻测井的信息传输装置
Inventor: LIU GUANGHUA
IPC: E21B17/00
Filed: 2013-06-18
Abstract: 一种随钻测井的信息传输装置，包括空心钻杆和至少一根缆线，钻杆包括互相间隔拼接的至少一个第一钻杆件和至少一个第二钻杆件；第一钻杆件包括一共通孔，第二钻杆件包括一个阶梯孔；缆线包括固定端、连接端及连接固定端和连接端的折叠部；每一根缆线通过固定端固定在阶梯孔内或与相邻缆线的连接端连接；连接端可沿着阶梯孔拉伸，并一直拉伸直至穿过通孔后电连接测井仪器或相邻缆线的固定端。本装置通过空心钻杆为缆线提供保护，提高了传输的可靠性。
Patent WO-2014089914-A1 (WO)
Title: Voice reverberation reduction method and device based on dual microphones
Inventor: LOU SHASHA
IPC: H04R3/00
Filed: 2013-12-12
Abstract: Disclosed are a voice reverberation reduction method and device based on dual microphones.   The method includes: according to an input signal  x 
 2 ( t ) of a master microphone and an input signal  x 
 1 ( t ) of an auxiliary microphone, calculating a transfer function  h ( t ) from the auxiliary microphone to the master microphone, taking a trailing portion  h 
   r   ( t ) of the  h ( t ), according to the  h ( t ), judging the intensity of reverberation, and calculating a regulatory factor  β  of a gain function; subjecting  x 
 1 ( t ) and  h 
   r   ( t ) to convolution to obtain a later-stage reverberation estimation signal of the  x 
 2 ( t ), and according to the frequency spectrum of the  x 
 2 ( t ),  β  and the frequency spectrum of the, calculating the gain function, multiplying the gain function by the frequency spectrum of the  x 
 2 ( t ) to obtain the frequency spectrum of the  x 
 2 ( t ) after dereverberation, and performing frequency-time conversion to obtain a time-domain signal of the  x 
 2 ( t ) after later-stage reverberation is removed.   Thus the later-stage reverberation can be eliminated from the input signals of the master microphone, while the early-stage reverberation is retained, and the processed voice cannot become thin and weak, improving the quality of the voice.   Meanwhile the frequency reduction intensity is adjusted according to the intensity of reverberation, and it is ensured that the voice cannot be damaged in the case that the reverberation is weak, and the original voice clarity is relatively high.   Furthermore the direction of a direct sound wave does not need to be accurately estimated, therefore the microphones are not required to have a very high consistency.
Patent WO-2013159586-A1 (WO)
Title: 分布式仿真数据处理方法及装置
Inventor: HUANG JIAN
IPC: G06F17/50
Filed: 2013-02-04
Abstract: 本发明公开了一种分布式仿真数据处理方法及装置，方法步骤如下：1）建立并初始化仿真联邦，建立独立于仿真联邦的数据处理模块，启动仿真；2）在仿真运行过程中通过仿真联邦实时采集各个仿真模型的仿真数据，将采集得到的仿真数据分片保存为数据文件并通过网络发送至所述数据处理模块；3）所述数据处理模块接收所述数据文件并进行解析、转换得到仿真结果数据并将所述仿真结果数据存储至仿真数据库中；4）注销仿真联邦，结束仿真；装置包括：实验控制模块，数据采集模块，指令处理模块和独立于仿真联邦的数据处理模块。本发明数据转化处理与联邦系统分离、能够提高联邦系统运行效率、减少仿真花费时间，仿真操作简单方便。
Patent WO-2014121433-A1 (WO)
Title: 抗霉浆菌的亚单位疫苗
Inventor: LIN JIUNN-HORNG
IPC: C12N15/11
Filed: 2013-02-05
Abstract: 本发明提供抗霉浆菌的亚单位疫苗，特别是合适作为抗霉浆菌的亚单位疫苗的活性成分的蛋白质及以其制得的疫苗。所述蛋白质经实验证实可引发足够强度的免疫反应而避免猪只感染霉浆菌。所述疫苗可含有一种前述的蛋白质作为活性成分，或含有两种以上所述的蛋白质而形成鸡尾酒疫苗的形式。本发明的疫苗不仅较惯用疫苗更具安全性，同时具有相当、甚至是更优异的免疫效果。
Patent WO-2014026481-A1 (WO)
Title: Led lamp
Inventor: LI GUANGHUI
IPC: F21S2/00
Filed: 2013-03-28
Abstract: An LED lamp comprises a lamp cap (1), a lamp body (2), a drive circuit (3), a radiator (4), a first reflective body (5), an LED lamp board (6), a second reflective body (7) and a cover casing (8). The lamp cap (1) is fixed at the lower end of the lamp body (2), and the upper end of the lamp body (2) is sheathed into the radiator (4); the drive circuit (3) is arranged in the lamp body (2); the first reflecting body (5) is sheathed around the upper end of the radiator (4), and the exterior of the first reflective body (5) forms a reflective cylinder surface; the LED lamp board (6) is arranged on the top surface of the radiator (4), and the LED lamp board (6) is connected to the lamp cap (1) through the drive circuit (3); the second reflective body (7) is arranged on the LED lamp board (6), one surface of the second reflective body (7) facing the LED lamp board (6) forms a reflective curved surface (72), and a plurality of through holes (71) are formed on the reflective curved surface (72); the cover casing (8) covers the second reflective body (7), the LED lamp board (6), the first reflective body (5), the radiator (4) and the lamp body (2) and is arranged on the lamp body (2). The LED lamp can achieve a light intensity difference of no more than 20% between any angles within the range of 0º-135º, and a light intensity radiation effect of at least 5% of the total luminous flux within the interval of 135º-180º.
Patent WO-2014071720-A1 (WO)
Title: Power-factor correction circuit and power circuit
Inventor: CHENG YANG
IPC: H02M1/42
Filed: 2013-04-08
Abstract: The embodiments of the present invention provide a power-factor correction circuit and a power circuit. The power-factor correction circuit comprises a main correction circuit and a switch module, and the main correction circuit comprises a first correction circuit, a second correction circuit, a third correction circuit, and a fourth correction circuit. The first correction circuit and the second correction circuit are used for performing power-factor correction on a forward going alternating current voltage, and the third correction circuit and the fourth correction circuit are used for performing power-factor correction on a negative going alternating current voltage. The switch module comprises a first switch unit and a second switch unit. The first switch unit is in parallel connection between input ends of the first correction circuit and the third correction circuit, and the second switch unit is in parallel connection between input ends of the second correction circuit and the fourth correction circuit, and both the first switch unit and the second switch unit comprise two controlled switches in series connection. According to the power-factor correction circuit in the embodiments of the present invention, ON or OFF between correction circuits and input voltages can be controlled by using the switch module, thereby improving the utilization rate of the correction circuits, and reducing the cost of the power-factor correction circuit.
Patent WO-2013152721-A1 (WO)
Title: Solar power generating system and control method thereof
Inventor: ZHU LIANG
IPC: F24J2/40
Filed: 2013-04-10
Abstract: A solar power generating system is provided with a temperature sensor and/or a pressure sensor at a vent of a heat collecting device, thereby controlling a first controllable valve and a second controllable valve according to measured air temperature and/or pressure at the vent of the heat collecting device. A control method of the solar power generating system rapidly adjusts the power generating system according to sunlight intensity, and ensures stable working of the power generating system when sunlight suddenly strengthens or weakens. A power take-off turbine and a compressor-driving turbine in the power generating system may be mounted in a "non-coaxial" manner, so that the layout of the engine is more flexible; moreover, a turbine combination in which multiple sets and multiple stages of the power take-off turbines are connected in parallel and in series may also be adopted; each turbine may have an independent adjustable load, so that the turbine speed is adjusted in real time based on a working condition of the engine, hence achieving the maximum heat-work conversion efficiency of each turbine.