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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 72. Отображено 72.
26-12-2019 дата публикации

DIGITAL IDENTIFICATION GENERATING METHOD, DEVICE AND SYSTEM AND STORAGE MEDIUM

Номер: WO2019241913A1
Принадлежит:

The present application provides a digital identification generating method, device and system and a storage medium. The method comprises: extracting, from genome-wide data, a first preset number of short tandem repeats (STR) and related information of each STR; generating, according to the related information of each STR, a single STR digital code corresponding to each STR to obtain a plurality of single STR digital codes; performing sequence transformation on each single STR digital code using a preset rule, and generating a target STR digital code according to the single STR digital code after sequence transformation; generating summary information of the target STR digital code and using the summary information as summary information of the STR to which the target STR digital code belongs; and taking the summary information of the STR as the generated digital identification. According to the present application, the confidentiality and security of the generated digital identification ...

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02-07-2020 дата публикации

EXCESS AIR COEFFICIENT CONTROL METHOD AND DEVICE FOR CATALYTIC CONVERTER, VEHICLE, AND STORAGE MEDIUM

Номер: WO2020135692A1
Принадлежит:

An excess air coefficient control method for a gasoline engine catalytic converter, comprising: in an engine idle stage before the ignition of a catalytic converter and after the start of an engine, controlling an excess air coefficient to alternately switch between a first set value and a second set value until an excess air coefficient sensor achieves a closed loop; when the excess air coefficient is controlled at the first set value, making the air-fuel ratio greater than 14.7 so as to perform lean control; and when the excess air coefficient is controlled at the second set value, making the air-fuel ratio less than 14.7 so as to perform enrichment control. Said method is able to reduce the emission amounts of NMOG and NOX at low cost. Also disclosed are an excess air coefficient control device for a gasoline engine catalytic converter, a vehicle and a computer readable medium.

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13-04-2021 дата публикации

Energy-saving type terrace grinding machine walking mechanism

Номер: CN212946919U

The utility model discloses an energy-saving type terrace grinding machine walking mechanism which comprises a base, a distribution box is fixedly installed on the upper surface of the base, a fixing plate is horizontally and fixedly installed on the upper portion of the middle of the right side of the distribution box, and an electric push rod is vertically and fixedly installed on the right side of the lower surface of the fixing plate. The bottom of the electric push rod is fixedly connected with the middle of the upper surface of the fixed frame; the fixing frame is in an inverted-U shape, a bidirectional motor is fixedly installed on the right side of the fixing frame, the output end of the bidirectional motor is connected with a ball screw, the ball screw is horizontally and rotationally installed in the middle of the interior of the fixing frame, and an adjusting base is connected to the ball screw in a screwed mode. Through the cooperative use of the two-way motor, the ball screw ...

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07-07-2023 дата публикации

Automatic hoop welding equipment

Номер: CN116395357A
Автор: TANG QIANG
Принадлежит:

The invention provides automatic hoop welding equipment, and relates to the technical field of hoop welding. The automatic hoop welding equipment comprises a supporting box body, a mounting lug feeding mechanism is vertically arranged at the center of the upper end face of the supporting box body, a circular ring feeding mechanism is transversely arranged at the center of the upper end face of the supporting box body, and the circular ring feeding mechanism is located at the upper end of the mounting lug feeding mechanism; two adjusting electric telescopic rods are fixedly arranged on one side of the upper end face of the supporting box body, a first electric sliding rail is fixedly arranged at the upper ends of the two adjusting electric telescopic rods, a second electric sliding rail is arranged on one side of the first electric sliding rail in a sliding mode, and a welding machine is arranged on one side of the second electric sliding rail in a sliding mode. And the mounting lug feeding ...

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29-06-2016 дата публикации

Low -temperature vacuum pipeline with inside and outside compensation function

Номер: CN0205350688U
Принадлежит:

... 本实用新型公开了一种具有内外补偿功能的低温真空管路,包括焊接接头、第一外管、第一内管、堵盖、吸附盒、外补偿器、第二外管、支撑、真空封口塞、绝热层、内补偿器和第二内管,真空封口塞主要用于管路抽真空,堵盖用于在吸附盒中装填吸附剂并对管路进行封堵,吸附剂用于吸附抽真空后的漏放气,维持管路的高真空度,外补偿器和内补偿器以波纹管为主体结构,对外管和内管在低温环境下产生的形变进行补偿,支撑用于固定内管,绝热层用于减少低温真空管路的漏热。本实用新型适用于大型低温加注系统,结构紧凑能够补偿内外管路的变形,减少了低温真空管软管的使用数量,降低了系统成本,提高了低温液体加注的可靠性。 ...

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23-05-2023 дата публикации

Vent hole identification and positioning method based on Adaboost algorithm

Номер: CN116152590A
Принадлежит:

The invention discloses a vent hole identification and positioning method based on an Adaboost algorithm, and the method comprises the steps: putting a detection robot with a visual detection function into a generator chamber, and collecting the video images of an elliptical vent hole, a single-row circular vent hole and a double-row circular vent hole through two cameras at the abdomen; processing the acquired image; the method comprises the following steps of: carrying out Brenner gradient calculation, Tenendrad gradient calculation, Laplacian gradient calculation and variance calculation on an acquired video image frame by frame, and carrying out normalization processing on the Brenner gradient calculation, the Tenendrad gradient calculation, the Laplacian gradient calculation and the variance calculation; carrying out image recognition; marking the image; if the ventilation hole is about to enter or exit from the visual field or only 0.3-0.7 mm of the image is arranged on the edge of ...

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30-01-2020 дата публикации

CROSS-BORDER TRANSACTION DECLARATION METHOD AND APPARATUS

Номер: WO2020019896A1
Автор: WANG, Keli, TANG, Qiang
Принадлежит:

Disclosed in the embodiments of the present description are a cross-border transaction declaration method and apparatus, the method comprising: acquiring transaction data to be processed within a first processing period that contains a transaction amount; sorting the transaction data according to the transaction amount; according to the sequence of the transaction data, selecting transaction data that meets a preset total amount; and merging the selected transaction data and declaring same.

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12-09-2017 дата публикации

Based on fly ash in the soft soil foundation reinforcing method, fly ash pile and foundation for strengthening the pile sleeve

Номер: CN0105839622B
Принадлежит:

... 本发明涉及种基于垃圾焚烧飞灰的软土地基加固方法,包括飞灰预处理和成桩两个步骤,其中飞灰预处理先将螯合剂、水及飞灰充分混合、均匀搅拌,得到螯合飞灰,再将水泥、水及螯合飞灰充分混合、均匀搅拌,得到水泥固化螯合飞灰;成桩时利用沉管挤密碎(砂)石桩法,将水泥固化螯合飞灰填充到PVC管中,在拔桩套管的同时通过贯穿于桩套管壁的通道,向拔管后形成的厚度与桩套管壁厚度相近的空间内灌注水泥浆,拔管、注浆同时进行,直至桩套管拔出地面。本发明通过螯合处理、水泥固化、PVC隔离及水泥土的外围保护,形成的桩体对飞灰中的重金属的固定提供了“四重保险”,避免了重金属污染物在地下环境中的浸出。 ...

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29-11-2018 дата публикации

BLOCK CHAIN SERVICE ACCEPTANCE AND CONSENSUS METHOD AND DEVICE

Номер: WO2018214835A1
Автор: TANG, Qiang
Принадлежит:

Disclosed are a block chain service acceptance and consensus method and device. A consensus node comprises a first application, a second application, and a database, and the database is used for storing service data processed by the first application and the second application in order to reduce cache pressure of the consensus node. Hence, based on the method provided by embodiments of the invention, as long as the consensus node determines service data corresponding to a service request, the service data can be stored into the database to wait for being sent to other consensus nodes, so that an occupancy rate of the cache of the consensus node is low, the number of services which can be processed by the consensus node in unit time is increased, and efficiency of carrying out consensus verification on the consensus node and processing the service request can be improved.

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09-05-2023 дата публикации

Excitation automatic generation method and system and computer readable medium

Номер: CN116090373A
Автор: TANG QIANG, XIONG BO, ZHANG MIN
Принадлежит:

The invention discloses an excitation automatic generation method and system and a computer readable medium, and relates to the technical field of electronic design, and the method comprises the steps: obtaining a target test case from a plurality of pre-stored test cases based on a pre-obtained test case file; obtaining case key information of the target test case, wherein the case key information is used for representing a to-be-simulated basic signal of the target test case; and generating an excitation signal based on the case key information. Therefore, for different target test cases, based on the case key information of the target test cases, the control excitation signals of the unified style are automatically generated, so that the dependence of the cases on manual checking of logic functions and manual writing excitation for the functions is reduced, and the design and development efficiency of an integrated circuit is improved.

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09-07-2020 дата публикации

TRANSPARENT SILICONE GEL CAPABLE OF DUAL-CURING BY USING ULTRAVIOLET LIGHT IRRADIATION AND HEATING

Номер: WO2020140857A1
Автор: HUA, Yongjun, TANG, Qiang
Принадлежит:

A transparent silicone gel capable of dual-curing by using ultraviolet light irradiation and heating, the raw material formula comprising the following raw materials in parts by weight: 25-65 parts of component A; 15-35 parts of component B; 5-25 parts of component C; 1-5 parts of component D; 5-35 parts of component E; 0.1-5 parts of a catalyst; and 0.1-1.0 part of an inhibitor; both component A and component B are (CH3)2 (CH2=CH)SiO1/2 end-capped linear structured polysiloxane, the viscosity of component A is 50000-150000 centipoise, and the viscosity of component B is 300-10000 centipoise; component C is vinyl polysiloxane having a branched structure, component D is an adhesion promoter, and component E is a compound conforming to general formula (1). The prepared transparent silicone gel capable of dual-curing by using ultraviolet light irradiation and heating may start to be cured after being initiated by illumination by means of ultraviolet light irradiation for a short time, and ...

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30-05-2023 дата публикации

Method for improving quick-break protection performance of asynchronous motor

Номер: CN116191358A
Принадлежит:

The invention discloses a method for improving quick-break protection performance of an asynchronous motor. The method comprises the steps that a device automatically optimizes a constant value; measuring the electrical quantity of the motor in operation; the quick-break protection constant value is continuously optimized, so that the device constant value is optimal; according to the method for improving the quick-break protection performance of the asynchronous motor, the purpose of reducing a quick-break protection current constant value is achieved, so that it is ensured that a fault is rapidly removed when the motor breaks down, and a novel nonlinear fractional order PID sliding mode surface is constructed in combination with a nonlinear function; the problems of low control precision, low response speed and the like of the traditional fractional order PID sliding mode surface in a sliding state are solved; a sliding mode reaching law is used by using a self-adaptive superhelix algorithm ...

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09-07-2020 дата публикации

HIGH REFRACTIVE INDEX SILICA GEL FOR FULL LAMINATION OF LIQUID CRYSTAL DISPLAY SCREEN

Номер: WO2020140856A1
Автор: HUA, Yongjun, TANG, Qiang
Принадлежит:

A high refractive index silica gel for full lamination of a liquid crystal display screen. The high refractive index silica gel for the full lamination of the liquid crystal display screen comprises a component A and a component B, wherein the component A comprises the following raw materials in parts by weight: 50-60 parts of a methyl phenyl vinyl silicone resin, 35-50 parts of methyl phenyl vinyl silicone oil, and 0.1-0.3 part of a platinum group catalyst; and the component B comprises the following raw materials in parts by weight: 20-30 parts of POSS modified hydrogen-containing silicone oil having functions of a cross-linking agent and a bonding agent, 30-50 parts of a methyl phenyl vinyl silicone resin, 20-30 parts of methyl phenyl vinyl silicone oil, and 0.1-0.3 part of an inhibitor. The light transmittance of the silica gel for the full lamination of the liquid crystal display screen is improved, the difference in refractive index among lamination media is reduced, the display effect ...

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22-09-2016 дата публикации

MULTI-FUNCTIONAL ELECTRO-SPOON NEEDLE THERAPEUTIC APPARATUS

Номер: WO2016146002A1
Принадлежит:

Disclosed is a multi-functional electro-spoon needle therapeutic apparatus, which comprises a top cover (1), a plurality of locating pieces (2), a fixed lid (3), a rear cover (4), a plurality of electro-spoon needles (5) and an adjustment mechanism (6), wherein the plurality of locating pieces (2) are respectively mounted on the top cover (1) and the rear cover (4), and each locating piece (2) is provided with a long groove (7); the fixed lid (3) is respectively fixed on the top cover (1) and the rear cover (4) so as to respectively hold the locating pieces (2) between the top cover (1) and the fixed lid (3) and between the rear cover (4) and the fixed lid (3); the rear cover (4) is arranged behind the top cover (1) and connected to the top cover (1) via the adjustment mechanism (6); and the electro-spoon needles (5) are mounted in the long grooves (7) of the locating pieces (2) and can move along the long grooves (7). The multi-functional electro-spoon needle therapeutic apparatus has ...

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29-11-2018 дата публикации

SERVICE EXECUTION METHOD AND DEVICE

Номер: WO2018214833A1
Автор: TANG, Qiang
Принадлежит:

Disclosed are a service execution method and device. According to the method, a service platform may send a qualification obtaining rule to a terminal, so that each terminal verifies a user identity of a user who is determined by the service platform to be capable of executing the service. Because each terminal can write a result to be verified generated according to a result generation rule into a block chain corresponding to the service, each terminal can view blocks generated by other terminals by means of the stored block chain for the service; the service platform can also issue the qualification obtaining rule of how to obtain a qualification of executing the service to each terminal, so that the terminal verifies, according to the obtained qualification obtaining rule and the stored block chain for the service, a user identity of a user who is published and determined by the service platform to be capable of executing the service, thereby preventing a behavior of playing favoritism ...

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29-11-2018 дата публикации

SERVICE EXECUTION METHOD AND DEVICE

Номер: WO2018214834A1
Автор: TANG, Qiang
Принадлежит:

Disclosed are a service execution method and device. According to the method, after receiving a qualification acquisition request sent by a terminal, a service platform may return a block generation rule to the terminal, instead of returning the block generation rule to the terminal only when a preset time is reached, so that even the terminal sends the qualification acquisition request to the service platform before the preset time, the service platform still returns the block generation rule to the terminal. In other words, the service platform separates users participating in service qualification acquisition according to time, so that some users can acquire the block generation rule before the preset time, and thus the users can participate in the service according to the acquired block generation rule when the preset time is reached. In this way, access pressure of the service platform is greatly relieved when the preset time is reached and normal running of the service platform is ...

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01-11-2018 дата публикации

CONSENSUS VERIFICATION METHOD AND DEVICE

Номер: WO2018196813A1
Автор: TANG, Qiang
Принадлежит:

Disclosed are a consensus verification method and device. The method comprises: a supervision node verifies whether a transaction request is legal or not; if the transaction request is legal, generate an abstract according to specified data in transaction data, and send the abstract and non-specified data comprised in the transaction data to each consensus node for consensus verification; after the consensus verification is passed by each consensus node, store the abstract and the non-specified data in a block chain. Therefore, the consensus nodes would not receive the specified data, and thus the specified data is not stored in the block chain and the specified data would not be leaked. In addition, the abstract can be used for verifying whether the specified data that is not stored in the block chain is tampered or not.

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30-06-2023 дата публикации

Carbon dioxide release device and fire extinguishing system

Номер: CN116350967A
Принадлежит:

The invention provides a carbon dioxide release device and a fire extinguishing system, and relates to the technical field of marine fire extinguishing systems, when an operation area valve needs to be released, a first bottle group pipeline or a second bottle group pipeline can be released while the operation of the area valve can be completed by rotating an area valve release component; when the area valve releasing component rotates in the first direction until the area valve channel is communicated with the area valve pipeline, the first channel is communicated with the first bottle group pipeline, carbon dioxide of the first bottle group can be released, and at the moment, the second channel is blocked and is in an open-circuit state; when the area valve releasing component rotates in the second direction until the area valve channel is communicated with the area valve pipeline, the second channel is communicated with the second bottle group pipeline, carbon dioxide of the second bottle ...

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02-05-2023 дата публикации

Visual detection system and method in generator chamber

Номер: CN116046797A
Принадлежит:

The invention relates to the technical field of visual detection, in particular to a visual detection system and method in a generator chamber, a rotor climbing motion unit carrying a plurality of cameras is used for entering the generator chamber, a light source with adjustable brightness and a high-definition camera are used for replacing human eyes to image the interior of the generator chamber, data are more objective and clearer, and the visual detection accuracy is improved. The method can be stored for a long time, adopts a deep learning technology to identify foreign matters in ventilation holes, has good consistency in the inspection process and the inspection result, can reduce the influence caused by manual misoperation, adopts a visual inspection and deep learning mode to replace manual inspection, and realizes automation and intelligence of generator maintenance. Compared with an original manual rotor pulling mode, the maintenance period can be saved by more than 50%, the maintenance ...

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14-11-2019 дата публикации

BLOCKCHAIN-BASED INFORMATION SUPERVISION METHOD AND DEVICE

Номер: WO2019214311A1
Принадлежит:

An information supervision method and device enabling an information supervisor to supervise information provided by an information provider. The method comprises: setting an information supervisor and an information provider as nodes in a blockchain; the information supervisor acquiring encrypted information records provided by the information provider, wherein the information records are encrypted with a cipher key associated with a public key of the information supervisor (102); using a cipher key associated with a private key of the information supervisor to decrypt the encrypted information records to acquire original information records (104); and performing, according to a preset supervision rule, risk supervision processing on the original information records (106).

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04-04-2023 дата публикации

Method for debugging optical power and extinction ratio of DFB (Distributed Feedback) laser based on PON (Passive Optical Network)

Номер: CN115913345A
Автор: TANG QIANG, CHENG LIN, TANG JUN
Принадлежит:

The invention relates to a method for debugging the optical power and the extinction ratio of a DFB (Distributed Feedback) laser based on a PON (Passive Optical Network), which belongs to the technical field of optical communication networks and mainly aims at the iterative formula debugging of the optical power and the extinction ratio of the DFB laser. Wherein the optical power iteration formula utilizes a proportionality coefficient K = AOP/IMPD to sequentially iterate to target optical power; imod2 = {((ER '-1)/(ER' + 1))/((ER1 '-1)/(ER1' + 1))} * Imod1 is obtained through formula conversion according to the extinction ratio iteration formula, and iteration is sequentially conducted to the target extinction ratio. And judging whether the luminous efficiency of the device meets a target luminous power range or not by presetting Impd current upper and lower limits and Ibias current upper and lower limits. Whether the inflection point of the LIV curve is too low or not can be judged by ...

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04-10-2018 дата публикации

BLOCKCHAIN-BASED CONSENSUS METHOD AND DEVICE

Номер: WO2018177255A1
Автор: TANG, Qiang
Принадлежит:

Disclosed in the embodiments of the present application are a block chain-based consensus method and device, where in one block chain node comprises a first server, a second server and at least one database. The method comprises: a database stores consensus data required for carrying out a consensus so as to enable a first server and a second server to invoke the data in a process of carrying out the consensus; when an abnormality occurs in the first server before carrying out the consensus or in the process of carrying out the consensus, the first server is replaced with the second server so as to acquire the consensus data from the database, carry out the consensus according to the consensus data and generate a consensus result; and the second server stores the consensus result in the database. According to the embodiments of the present application, a normal server in the node may take over for an abnormal server so as to acquire consensus data from a database and carry out a consensus ...

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18-07-2023 дата публикации

In-well packer and method for forming underground water circulating flow field based on in-well packer

Номер: CN116446819A
Принадлежит:

The invention relates to an in-well packer and a method for forming an underground water circulating flow field based on the in-well packer. The in-well packer comprises a central pipe, a packing assembly, a driving assembly and a positioning ring, the packing assembly is arranged on the central pipe, and the cross sectional area of the packing assembly can be changed so as to change the contact state of the packing assembly and the well wall of the circulating well; the driving assembly comprises a power ring connected with one end of the steel framework; the positioning rings comprise the first positioning ring and the second positioning ring, and the positioning rings are connected with the center pipe and arranged on the two sides of the power ring in the mode that the deformation range of the steel framework can be limited by limiting the movement range of the power ring. The circulating method comprises the steps that the in-well packer is arranged between the water pumping pipe and ...

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13-09-2018 дата публикации

CONSENSUS METHOD AND DEVICE

Номер: WO2018161901A1
Автор: TANG, Qiang
Принадлежит:

A consensus method and device. The method comprises: a primary node of a block chain monitors triggering on a view switching condition (S101); the primary node of the block chain selects a succession node when the triggering on the view switching condition is monitored (S102); and the primary node of the block chain switches, according to the succession node, a current view to a view which takes the succession node as a primary node of the block chain to enable the successive primary node of the block chain to initiate consensus (S103). By utilizing the present consensus method and device, view switches are all initiated by a primary node of a block chain, without the need for an additional consensus process, and thus an additional computation amount and processing time consumption in the block chain can be reduced.

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08-10-2015 дата публикации

FLUIDIZED BED APPARATUS AND METHOD FOR PREPARING POLYMETHOXY DIMETHYLETHER FROM METHYLAL AND PARAFORMALDEHYDE

Номер: WO2015149646A1
Принадлежит:

A fluidized bed apparatus and a method for preparing polymethoxy dimethylether from methylal and paraformaldehyde. The fluidized bed apparatus comprises a gas inlet (301), gas distributors (302-1, 302-2, 302-3), catalyst filling ports (303-1, 303-2, 303-3), a gas outlet (305), a fluid inlet pipe (304), catalyst discharging ports (308-1, 308-2, 308-3), a bottom component (307) and inter-sectional components (311-1, 311-2), a gas rising channel (309) of the bottom component, gas rising channels (312-1, 312-2) of the inter-sectional components, a fluid outlet (310), a downcomer (306-1) and inter-sectional downcomers (306-2, 306-3). The process for preparing polymethoxy dimethylether by using the apparatus comprises: introducing a fluidized gas from the gas inlet (301) through the gas rising channel (309) of the bottom component and the gas distributors (302-1, 302-2, 302-3) to a bottom bed layer, the gas rising to the gas outlet (305) and leaving from the fluidized bed; and introducing paraformaldehyde ...

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29-06-2016 дата публикации

Reinforce in -wheel motor heat dispersion's device

Номер: CN0205355977U
Принадлежит:

... 本实用新型公开了强化轮毂电机散热性能的装置,装置的定子的两侧面上设有凹槽;定子热管包括吸热端和散热端,吸热端包括第一定子热管和第二定子热管;第一定子热管和第二定子热管都弯成圆形结构,分别安装在定子的两侧面上的凹槽中;定子热管两散热端都伸入围绕定轴设置的定子散热翅片内;轮毂电机前端盖的外表面设有散热翅片,或设有散热翅片与热管配合的散热结构;转子的每个凸极上设有至少一个凹槽,凹槽中设有转子热管。本实用新型从轮毂电机产生热量的源头出发,开辟了从定子、转子、电机外壳三个方面全面地将轮毂电机的热量迅速散发到外界,达到强化轮毂电机内部定子、转子及外壳散热性能的效果。 ...

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29-06-2016 дата публикации

Automatic readjustment system of pH

Номер: CN0205353798U
Принадлежит:

... 本实用新型公开一种pH自动回调系统,由调节液贮槽、管道、电动阀、回调槽、导线、PLC、电子PH传感器和搅拌电机构成,其中,所述的调节液贮槽通过管道连接电动阀,所述电动阀的一端通过管道置于所述的回调槽内,另一端通过导线连接PLC的输出端口,所述的PLC的输出端口还通过导线二连接搅拌电机,所述搅拌电机的一端接电源,所述的PLC的另一端输入端口通过导线连接电子pH传感器,所述电子pH传感器置于所述的回调槽中。采用上述结构的一种pH自动回调系统操作简单,减少了工作人员的劳动强度,实现了全自动化控制的同时也有效的解决了人工回调pH不稳定、除杂效果差的问题。 ...

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13-04-2021 дата публикации

Wax mould 3D printer

Номер: CN212949208U

The utility model discloses a wax mould 3D printer which comprises a printer body, a printing platform is arranged on the inner side of the printer body, a water pipe quick connector is arranged on the outer surface of the side end of the printing platform, and a cooling water path is arranged on the inner side of the printing platform and corresponds to the joint of the water pipe quick connector. A water stop bolt is arranged at the position, corresponding to the joint of the cooling water way, of the outer surface of the printing platform, an adjustable Z-axis fixing support is arranged at the lower end of the printing platform, a Z-axis motor is arranged at the lower end of the adjustable Z-axis fixing support, a lead screw is arranged at the upper end of the Z-axis motor, and a fixing support is arranged at the upper end of the lead screw. A Y-axis guide rail is arranged on the surface of the upper end of the fixing support, and an X-axis guide rail is arranged on the surface of the ...

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28-07-2023 дата публикации

Colored concrete and prefabricated part manufacturing process

Номер: CN116496038A
Принадлежит:

The invention relates to colored concrete and a prefabricated part manufacturing process, and relates to the technical field of concrete. The colored concrete comprises 300-400 parts of cement; 55-60 parts of mineral powder; 3-20 parts of silica fume; 800 to 870 parts of sand; 950 to 1200 parts of stone; 0-30 parts of fiber; 0 to 30 parts of metakaolin; 7.2 to 10 parts of an air entraining type water reducing agent; 160-200 parts of water, 15-25 parts of toner and 0.1-1 part of emulsion. The cement, the mineral powder, the silica fume, the sand, the pebbles, the fibers, the metakaolin, the air-entraining water reducer, the water, the toner and the emulsion are reasonably proportioned, so that the dispersion uniformity of the toner can be improved, and the dispersion effect of the toner is further improved in cooperation with electrostatic repulsion generated between cement particles and the toner; and it is ensured that the toner can be well dispersed in the colored concrete.

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23-06-2023 дата публикации

Preparation method of 2-(2-aminophenyl) carbazole compound under acidic condition

Номер: CN116283722A
Автор: TANG QIANG
Принадлежит:

The invention provides a method for preparing a 2-(2-aminophenyl) carbazole compound by taking alpha-haloketone and indole as raw materials through one-step reaction under an acidic condition. The method has few synthesis steps and can be obtained through one-step reaction. The used raw materials are cheap and easy to obtain, Bronsted acid is used for catalysis, and no metal catalyst is needed. The reaction conditions are simple, no water-free and oxygen-free operation is needed, and the reaction can be smoothly carried out under the condition that water serves as a solvent. The reaction substrate range is wide, and indole substituted by various power absorbing groups and power supplying groups can be smoothly reacted. The reaction efficiency is high, and part of the reaction almost can be quantitatively carried out to obtain corresponding products. The reaction post-treatment is simple, most of the products can be directly precipitated from the reaction mixture in the form of hydrochloride ...

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18-07-2023 дата публикации

MATLAB programmed algorithm analysis formalized modeling method and platform

Номер: CN116450118A
Принадлежит:

The invention discloses an MATLAB program algorithm analysis formalized modeling method and platform, and the method comprises the following steps: a detection transformation module carries out the scanning recognition of an input digital prototype code, carries out the recognition of a variable declaration mode and a data type, and carries out the recognition of a variable declaration mode and a data type; replacing the identified corresponding position based on the variable type and the corresponding standard mapping specification, and generating an MATLAB standard prototype; the parser module is used for identifying various types of MATLAB standard prototypes, extracting element names in the MATLAB standard prototypes, generating corresponding program element object pools and inputting the program element object pools into the constructor module; and the constructor module generates a corresponding AST syntax tree through the AST basic construction module according to an input program ...

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04-04-2023 дата публикации

Low-odor PA6 composite material and preparation method thereof

Номер: CN115890943A
Принадлежит:

The invention discloses a low-odor PA6 composite material and a preparation method thereof, and belongs to the technical field of PA6 composite material preparation methods, raw materials in a raw material barrel are sucked into a mixing bin for preliminary mixing through sliding of a piston and cooperation of a second electromagnetic valve, a first electromagnetic valve, a feeding port and a discharging port, the corresponding electromagnetic valve is closed if the suction amount is reached, and the PA6 composite material is completely mixed. Raw materials enter the stirring reaction kettle through a liquid inlet pipe, a piston barrel and a U-shaped guide-in pipe, the raw materials are mixed and enter the stirring reaction kettle, large-particle raw materials are preliminarily crushed through a crushing roller, and a second bevel gear is adjusted through movement of a first bevel gear to drive a vertical rotating rod to move; a driving I-shaped wheel is adjusted through a vertical rotating ...

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25-04-2023 дата публикации

Grinding pad adjuster and adjusting method of grinding pad

Номер: CN116000817A
Автор: JIANG XIBING, TANG QIANG
Принадлежит:

The invention discloses a grinding pad adjuster and an adjusting method of a grinding pad, the grinding pad adjuster comprises an adjusting disc and an adjusting ring located on the periphery of the adjusting disc, and the adjusting disc and the adjusting ring are both provided with finishing surfaces suitable for adjusting the grinding pad; the adjusting disc rotates around the axial direction of the adjusting disc under the action of the first driving mechanism and vertically ascends and descends under the action of the first lifting mechanism, and the adjusting ring rotates around the axial direction of the adjusting disc under the action of the second driving mechanism and vertically ascends and descends under the action of the second lifting mechanism. The adjusting ring capable of independently performing rotary motion and lifting motion is arranged on the periphery of the adjusting disc, on one hand, the adjusting ring can increase the finishing area of the grinding pad, the adjusting ...

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13-04-2021 дата публикации

3D printing granular material extrusion mechanism

Номер: CN212949194U

The utility model discloses a 3D printing granular material extrusion mechanism which comprises a spray head (1), a nozzle (10) is arranged on the outer surface of the lower end of the spray head (1), an injection molding machine screw (2) is arranged at the position, corresponding to the outer surface of the upper end of the spray head (1), of the upper end of the nozzle (10), and an elastic coupler (14) is arranged on the outer surface of the upper end of the injection molding machine screw (2). A stepping motor (9) is arranged on the outer surface of the upper end of the elastic coupling (14), a planetary reducer (16) is arranged on the outer surface of the upper end of the stepping motor (9), and a feeding section (6), a compressing section (7) and a homogenizing section (8) are arranged on the outer surface of the injection molding machine screw (2). The injection molding machine utilizes the injection molding machine screw rod to stably melt materials in a segmented mode, brings convenience ...

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16-05-2023 дата публикации

Cooperative automatic inspection system and method for mobile terminal and relay protection tester

Номер: CN116132306A
Принадлежит:

The invention discloses a mobile terminal and relay protection tester collaborative automatic inspection system, which comprises a relay protection tester connected with an inspection IED (Intelligent Electronic Device), and is characterized by further comprising a mobile terminal, a substation server and a network security device, the mobile terminal is connected with the relay protection tester through a wireless network, and the substation server is connected with the relay protection tester through a wireless network. The mobile terminal and the relay protection tester are connected with the network safety device through a wireless network, the network safety device is connected with the substation server through a wireless network, and the network safety device is connected with the in-station switch. According to the mobile terminal and relay protection tester collaborative automatic inspection system and method, the basic model library is established with the IED as the unit, a standardized ...

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04-04-2023 дата публикации

Efficient compression and encryption method for official document endorsement file

Номер: CN115906141A
Принадлежит:

The invention is suitable for the technical field of office management, and provides an efficient compression and encryption method for an official document endorsement file, which comprises the following steps: receiving a chart calling command which comprises calling chart information, an official document number and endorser information; checking the chart calling command, and judging whether all signers can look up all called charts or not; when all signers can look up all the retrieved charts, generating a look-up link according to the storage positions of the retrieved charts in a chart library, and sending the look-up link to an official document editing page corresponding to the official document number; and encrypting and compressing the edited official document to obtain an encrypted and compressed official document, and sending the encrypted and compressed official document to the signer. According to the method, it is ensured that the signer has the permission to look up and ...

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27-07-2016 дата публикации

A three room gasifiers for biomass combustion

Номер: CN0205402731U
Принадлежит:

... 本实用新型公开了种用于生物质燃烧的三室气化炉,包括进料室、热解气化室、强化燃烧室、活动料床、次送风模块、二次送风模块、动力模块和控制模块;进料室、热解气化室和强化燃烧室依次连通,都设置在壳体内;进料室和热解气化室下部连通,热解气化室和强化燃烧室上部连通;活动料床的定料排座和动料排座均安装在料床架上;单料排依次由定料排和动料排组成,定料排和动料排的后端的料排座孔分别放置在定料排座的定横杆和动料排座的动横杆上;定料排和动料排都由多块料块组成,料块的中部两侧由多个球状凹槽和球状凸台依次连接构成。本实用新型燃烧区温度均匀,可以使生物质燃料高效热解气化,减少污染物,并能实现自动上料、拨火及清渣。 ...

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29-06-2016 дата публикации

Smelt production with automatic causticization system

Номер: CN0205347542U
Принадлежит:

... 本实用新型公开一种冶炼生产用自动苛化系统,主要由苛化槽、搅拌电机、碱液贮槽、PLC、浸出液储罐和管道组成,其中,所述的碱液贮槽通过所述的管道先连接第一电动阀后再连接到第一电子流量计,所述第一电子流量计的一端通过管道置于所述苛化槽的液体中,另一端通过导线一连接PLC的输出端口,所述PLC的另一端输入端口又通过导线一连接第二电子流量计,所述第二电子流量计的一端通过所述管道置于所述苛化槽的液体内,且所述第二电子流量计的一侧端通过管道先连接第二电动阀后再连接到所述的浸出液储罐。本实用新型有效地实现了苛化自动放料和自动计量,解决了因人工放料不安全的问题和计量不稳定的问题。 ...

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08-06-2016 дата публикации

A electro spoon needle for electro spoon needle therapeutic instrument

Номер: CN0205287249U
Автор: ZHU LUWEN, TANG QIANG
Принадлежит:

... 本实用新型涉及种用于电鍉针治疗仪的电鍉针,包括基座螺丝、下锁紧塑料帽、隔离硅胶圈、接触弹簧、电阻膜片、上锁紧塑料帽、调节旋钮、滑动金属件以及电极针;所述基座螺丝和下锁紧塑料帽相螺接;所述隔离硅胶圈安装于基座螺丝内;所述接触弹簧端抵接在基座螺丝的顶面,另端抵接在电阻膜片的底面;所述电阻膜片呈水平卡持于下锁紧塑料帽内;所述上锁紧塑料帽螺接于下锁紧塑料帽上,其能抵压并锁紧调节旋钮;所述滑动金属件安装于调节旋钮上,其和电阻膜片接触;所述电极针穿过所述调节旋钮、电阻膜片、隔离硅胶圈以及基座螺丝,且滑动金属件卡持于电极针上。本实用新型具有结构简单,电流调整方便,具有锁定功能,且舒适性好等诸多优点。 ...

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04-08-2023 дата публикации

High-precision ramjet test model device and use method

Номер: CN116539318A
Принадлежит:

The invention discloses a high-precision ramjet engine test model device and a use method. After being disassembled, the device comprises an inlet limiting flange, an upper wall plate, a lower wall plate, a y-direction limiting bolt, a z-direction limiting bolt, a limiting column, an x-direction positioning nail, a y-direction positioning nail and an outlet limiting flange. According to the ramjet test model device obtained through the method, the size precision of an inlet and an outlet of an engine can be guaranteed after machining and manufacturing are completed, meanwhile, it can be guaranteed that forward/reverse steps do not appear on the inlet and the outlet of an engine model in the flange plate welding process, and upper/lower wall plate blocks of the test model can be independently disassembled and machined; therefore, the upper/lower wall surface of the inner runner with very high precision can be obtained. The device is relatively low in processing and manufacturing technical ...

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04-04-2023 дата публикации

Heterogeneous cross-platform file transmission deployment system

Номер: CN115914216A
Принадлежит:

The invention discloses a heterogeneous cross-platform file transmission deployment system which comprises a data analysis module, a remote script execution module, a log management module and a communication interface module. The data analysis module performs data analysis on the configuration file and generates a corresponding script, and the remote script execution module receives the script sent by the data analysis module and executes the script through the communication interface module so as to complete file transmission. After file transmission is completed, a starting instruction in the script is executed to run the executable file so as to complete application deployment, and a script execution result is sent back to the log management module. The heterogeneous cross-platform file transmission and deployment system supports multi-node and multi-platform file transmission and deployment of a heterogeneous embedded system, has the functions of application deployment, heterogeneous ...

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21-04-2023 дата публикации

Sleep prevention method and device

Номер: CN115995139A
Принадлежит:

The embodiment of the invention discloses an anti-sleep method and device which are used for reducing the false detection rate of sleep. The method provided by the embodiment of the invention is applied to the technical field of intelligent monitoring, an execution main body is detection equipment, the detection equipment can perform image recognition on real-time video streams of one or more to-be-detected personnel, when the to-be-detected personnel are recognized to sleep, the to-be-detected personnel are awakened through awakening voice, and if awakening fails, the to-be-detected personnel are awakened. And reporting a sleep message of the to-be-detected person to a monitoring platform.

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07-04-2023 дата публикации

Turnover device and feeding system

Номер: CN115924485A
Автор: TANG QIANG, FENG ZHIDAN
Принадлежит:

The invention discloses a turnover device and a feeding system. The turnover device comprises a turnover body, a clamping mechanism and a base. The overturning body is provided with a containing cavity and an opening communicated with the containing cavity, and the containing cavity is used for containing materials. The clamping mechanism comprises a pressing plate and a driving part, the pressing plate is located in the containing cavity, and the driving part is installed on the overturning body, connected with the pressing plate and used for driving the pressing plate to press materials in the containing cavity. The base is provided with a transmission assembly, the transmission assembly is in transmission connection with the overturning body, the transmission assembly is used for driving the overturning body to overturn and enabling the overturning body to be switched between the first material carrying position and the second material carrying position, and when the overturning body ...

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07-07-2023 дата публикации

Mobile SCD configuration management and control method

Номер: CN116405484A
Принадлежит:

The invention discloses a mobile SCD (Substation Configuration Description) configuration management and control method, which comprises the following steps of: performing configuration management and control on a relay protection device: importing an SCD file, adding an mms service IP (Internet Protocol) and an ftp (File Transfer Protocol) service IP, verifying the consistency of a connection management and control object and a selection configuration management and control object, downloading a configuration file and reading back to confirm the consistency, and performing 61850 model comparison. The method further comprises a configuration management and control step of the intelligent terminal or the merging unit device. According to the method and the system, the configuration file downloading process is managed and controlled, the unified standardized process is realized, and the configuration file downloading correctness is ensured.

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07-07-2023 дата публикации

Composite water treatment agent for purifying natural water body as well as preparation method and use method of composite water treatment agent

Номер: CN116395862A
Принадлежит:

The invention discloses a composite water treatment agent for purifying a natural water body and a preparation and use method thereof, the composite water treatment agent for purifying the natural water body comprises the following components in percentage by weight: 3-5% of metal salt modified zeolite powder, 50-60% of natural mineral powder, 30-40% of powdered activated carbon and 5-15% of a microbial agent, and the sum of the weight percentages of the components is 100%. The composite water treatment agent obtained by compounding the metal salt modified zeolite powder, the natural mineral powder, the powdered activated carbon and the microbial agent has the advantages that the raw materials are cheap and easy to obtain, the cost is low, the dosage is small, water pollutants can be rapidly removed, and the nitrogen and phosphorus content of the water is reduced.

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23-05-2023 дата публикации

Combined ecological slope protection system capable of automatically adsorbing pollutants and application

Номер: CN116145697A
Принадлежит:

The invention relates to a combined ecological slope protection system capable of automatically adsorbing pollutants and application. According to the method, the slope protection problem is mainly solved by coupling plants and microorganisms in an ecological means, the greening rate can reach 100%, and the balance between water permeation and storage of the roadbed slope and slope surface erosion prevention is achieved. Only a small amount of traditional geotechnical materials are needed, in addition, rainwater washing is reduced through a protection layer generated by calcium carbonate precipitation induced by microorganisms, and the stability of the side slope under the rainstorm condition is improved. And the solid waste can be recycled, on one hand, the solid waste forms a retaining wall structure and bears soil pressure, the slope stability is improved, and the problem that plant root systems invade a roadbed is solved. And hazardous waste materials can be used for replacing solid ...

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06-07-2016 дата публикации

Polishing pad adjuster

Номер: CN0205363593U
Автор: TANG QIANG
Принадлежит:

... 本实用新型提供一种研磨垫调整器包括:第一调整盘及第二调整盘,第一调整盘表面设置有第一尺寸的磨料颗粒,第二调整盘表面设置有第二尺寸的磨料颗粒,第一调整盘及第二调整盘中央设置有通孔,其中,第一尺寸小于第二尺寸。本实用新型的目的在于提供一种研磨垫调整器,用于解决现有技术中研磨垫表面不均匀,研磨效果差的问题。 ...

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19-05-2023 дата публикации

Vaccination commanding and dispatching method and system

Номер: CN116137181A
Принадлежит:

The invention relates to the technical field of data processing, in particular to a vaccination commanding and dispatching method and system, and the method comprises the steps: obtaining the total number of vaccines to be distributed and vaccine circulation information corresponding to each target vaccination outpatient service; carrying out vaccine inventory residual prediction processing on the target vaccination outpatient service; constructing a current vaccine scheduling distribution model; based on the pso algorithm, the step of carrying out adaptive iterative solution on the current vaccine scheduling distribution model comprises the following steps: carrying out adaptive updating on two acceleration parameter values of each target particle in each target dimension; based on the updated acceleration parameter value, carrying out the iteration on the current vaccine scheduling distribution model; determining a target optimal solution; and scheduling and distributing the to-be-distributed ...

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02-05-2023 дата публикации

Grinding pad trimmer and using method

Номер: CN116038567A
Принадлежит:

The invention relates to the technical field of semiconductor processing technologies, in particular to a grinding pad trimmer and a using method. The polishing pad trimmer comprises a polishing pad, a plurality of protrusions are arranged on the surface of the polishing pad, and the protrusions are suitable for rubbing a wafer when the polishing pad rotates; the base is positioned at the side part of the polishing pad; one end of the transmission assembly is rotatably connected to the base; the trimming assembly comprises a body part and a trimming head, one end of the body part is connected to the other end of the transmission assembly, and the other end of the body part is movably connected with the trimming head; a diamond finishing layer is arranged at the end, close to the grinding pad, of the finishing head. The first air outlet is formed in the side, close to the grinding pad, of the finishing head. According to the method for adjusting the roughness of the grinding pad through ...

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11-04-2023 дата публикации

Appearance control system and control method for exhaust tail pipe

Номер: CN115946605A
Принадлежит:

The invention provides an appearance control system and method for an exhaust tail pipe, and the system comprises an image selection device which is used for selecting a preset image of a target region of the exhaust tail pipe; the image processing device is arranged on the exhaust tail pipe and used for processing the preset image to generate a target image; the image transmitting device is arranged on the exhaust tail pipe and used for transmitting the target image; and the image reflector is arranged on the exhaust tail pipe and used for reflecting the target image to a target area of the exhaust tail pipe. According to the appearance control system and control method for the exhaust tail pipe, the appearance of the exhaust tail pipe can be richer.

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11-04-2023 дата публикации

Communication system and method for verifying transactions via consensus in distributed network environment

Номер: CN115956235A
Принадлежит:

Detailed herein is a system for determining the validity of transactions in a distributed network environment. The system includes a plurality of peer servers. The system broadcasts a first transaction to a plurality of peer servers. The system also elects at least one peer leader from the plurality of peer servers. The system also broadcasts a first index set associated with a first subset of transactions received from the plurality of peer servers to one or more peer servers of the plurality of peer servers. The system also executes the first instance of the binary coherency protocol based at least in part on a second subset of indices associated with the second subset of transactions. The system also outputs a consensus vector that includes one or more of the transactions.

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16-05-2023 дата публикации

Power grid line construction erection tension detection device

Номер: CN116124348A
Принадлежит:

The invention discloses a power grid line construction erection tension detection device, and belongs to the technical field of power grid line construction.The power grid line construction erection tension detection device comprises a support assembly, the support assembly comprises a movable base, and movable wheels are symmetrically arranged at the bottom of the movable base; supporting frames are symmetrically installed on the movable base, rotating rods are rotationally arranged on the supporting frames, winding rollers are arranged on the rotating rods, the outer walls of the winding rollers are connected with one end of a cable, a handheld assembly is arranged at the other end of the cable and comprises a clamping box, and the interior of the clamping box is connected with the cable in a clamping mode through the clamping assembly. A plurality of connecting assemblies are evenly distributed on the cable, each connecting assembly comprises a protection box arranged on the cable, detection ...

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16-05-2023 дата публикации

Reservoir hydro-fluctuation belt suitable habitat construction and precise vegetation recovery method

Номер: CN116122215A
Принадлежит:

The invention provides a reservoir hydro-fluctuation belt suitable habitat construction and precise vegetation recovery method. The method comprises the following steps: S1, reservoir hydro-fluctuation belt habitat suitability analysis; s2, carrying out vertical function division on the reservoir hydro-fluctuation belt; s3, carrying out microtopography regulation; and S4, vegetation recovery species selection and zoning function configuration. According to the method, the periodic flooding rhythm of the reservoir and the site environment difference are fully considered, the partition prominent problem is combined, arbor-shrub-grass vegetation is screened, partition configuration is optimized, and the maximization of functional benefits such as soil fixation and bank protection, sand blocking and sewage interception, water quality protection and biodiversity maintenance is achieved.

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18-08-2023 дата публикации

Intelligent substation secondary equipment configuration file change management method

Номер: CN116610637A
Принадлежит:

The invention discloses an intelligent substation secondary equipment configuration file change management method, which comprises the following steps of: establishing a substation basic information base, identifying all secondary equipment information contained in an SCD (Substation Configuration Description) file, displaying and importing configuration file information corresponding to each secondary equipment in a secondary equipment list, and creating a configuration file change task; the configuration file change task is checked, the configuration file change task is confirmed and executed, the configuration file change task is executed, the execution process of the configuration file change task is visualized, the configuration file change task of the secondary equipment is selected for backtracking, the site information of the site information base is updated, and the configuration file information of the secondary equipment is updated. According to the invention, standardization ...

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23-06-2023 дата публикации

Ecological compound utilization method for water regulation, soil conservation and carbon sequestration in forest

Номер: CN116267382A
Автор: TANG QIANG, HAN CHEN, WEI JIE
Принадлежит:

The invention provides an ecological compound utilization method for water regulation, soil conservation and carbon sequestration in a forest. The ecological compound utilization method comprises the following steps: S1, forest land selection; s2, soil preparation; s3, under-forest crops are selected; s4, ploughing and grass belt configuration. Grass belts are planted under the forest in a segmented mode according to the area determined by the images collected by the unmanned aerial vehicle, water and soil can be fixed through the grass belts, the ecological environment is protected, the problem of water and soil loss after impurity removal under the forest is solved, meanwhile, the space structure of the forest land is optimized, hydrothermal fertilizer resources are reasonably utilized, and both ecological benefits and economic benefits are guaranteed.

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04-04-2023 дата публикации

Tramcar collision energy absorption structure

Номер: CN115892105A
Принадлежит:

The tramcar collision energy absorption structure comprises a front beam and a rear beam, the rear end of the front beam is connected with the front end of the rear beam, an upper row of square pipes and a lower row of square pipes are welded and fixed to the rear wall of the front beam and the two side walls of the interior of the rear beam correspondingly, and first energy absorption boxes are fixedly installed at the positions, close to the two ends, of the rear portions of the square pipes of the rear wall of the front beam correspondingly; a reinforcing frame is fixedly connected to the rear walls of the two first energy absorption boxes, a buffering box is arranged in the front of the reinforcing frame in a penetrating mode, second energy absorption boxes are connected between the two sides of the reinforcing frame and the two side walls of the interior of the rear beam, and a plurality of spring shock absorbers are connected between the rear wall of the buffering box and the rear ...

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06-06-2023 дата публикации

Training acceleration method and related device

Номер: CN116226652A
Принадлежит:

The invention discloses a training acceleration method which is used for accelerating training of a neural network model. According to the method, before model training is executed, parts of training data are stored in a local storage space in advance, and the loading sequence of the two parts of training data is determined based on the data volume of the training data in the local storage space and the data volume of the training data in a cloud storage space; and loading the training data of the local and the cloud in parallel based on the determined loading sequence. The year-on-year loading of the training data is realized based on the data volume relationship between the local training data and the cloud training data, so that the utilization rate of read-write resources can be effectively improved, the local training data and the cloud training data can be simultaneously loaded as far as possible, the efficiency of loading the training data in the model training process is improved ...

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28-07-2023 дата публикации

Loop structure dependency identification method and system of MATLAB program

Номер: CN116501299A
Принадлежит:

The invention discloses a loop structure dependency identification method and system of an MATLAB program. The method comprises the following steps: variable definition: defining shared variables, data conflicts and loop parallelism; mathematical modeling: based on variable definition, establishing a general linear constraint solving mathematical model for a general MATLAB program for a loop structure; and constraint solving: solving the general linear constraint mathematical model by using a Z3 solver to finally obtain a data dependency relationship and a parallel recognition result. According to the method, a basis is provided for parallel design of the MATLAB program, manual analysis is avoided through automatic design, and the program analysis efficiency is improved.

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06-06-2023 дата публикации

Current quick-break protection method without being matched with starting current of motor

Номер: CN116231589A
Принадлежит:

The invention discloses a current quick-break protection method without matching with a motor starting current. The method comprises the following steps: setting a motor current quick-break protection fixed value; a motor protection device constant value setting calculation mode; measuring the effective value of the electric quantity in the starting process of the motor and storing data; determining the change rate of the motor starting current relative to time in the starting process; calculating a current quick-break protection constant value and verifying the sensitivity; and the generated current quick-break protection constant value is stored in a read-only memory EEPROM and is called by a device relay protection module program. By utilizing the difference of the motor starting current and the short-circuit fault current in the aspect of change rate, the current quick-break protection of the relay protection device does not need to be matched with the motor starting current, so that ...

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26-05-2023 дата публикации

Multi-tenant-based access request traffic limiting method and related device

Номер: CN116170381A
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The invention discloses a multi-tenant-based access request traffic limiting method and a related device, and the method comprises the steps: obtaining a target access request sent by a target tenant through a multi-tenant platform, the target access request carrying a tenant identifier and an access number of the target tenant; obtaining target tokens corresponding to the tenant identifier and the access number in a public token bucket; if the target token is obtained in the public token bucket, executing the target access request; if the target token is not obtained in the public token bucket, obtaining the target token in a private token bucket corresponding to the tenant identifier; if the target token is obtained in the private token bucket, executing the target access request; and if the target token is not obtained in the private token bucket, rejecting the target access request. In the mode, the private token buckets carry out differential flow limiting on access requests initiated ...

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22-08-2023 дата публикации

Low-temperature vacuum heat insulation welding joint with flexible compensation function

Номер: CN116624669A
Принадлежит:

The invention discloses a low-temperature vacuum heat insulation welding joint with a flexible compensation function, which comprises two oppositely arranged joint heat bridges, inner pipes are hermetically and fixedly connected in the joint heat bridges, outer pipes are hermetically and fixedly connected outside the joint heat bridges, and the inner pipes in the two joint heat bridges are hermetically and fixedly connected through fasteners. A vacuum connecting sleeve is fixedly connected between the exteriors of the two connector thermal bridges in a sealed mode, the vacuum connecting sleeve is a flexible sleeve, and a vacuum sealing connector is installed on the vacuum connecting sleeve. The invention aims to provide the low-temperature vacuum heat insulation welding joint with the flexible compensation function, and the low-temperature vacuum heat insulation welding joint has the remarkable advantages of flexible compensation function, compact structure and the like.

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05-05-2023 дата публикации

Method for preparing syrup and DDGS (distillers dried grains with soluble)

Номер: CN116058436A
Принадлежит:

The invention relates to the field of ethanol production, and discloses a method for preparing syrup and DDGS (distillers dried grains with soluble), and the method for preparing syrup comprises the following steps: mixing waste mash obtained in the process of producing ethanol by fermenting a starchy raw material with a flocculating agent, and carrying out solid-liquid separation to obtain clear liquid and wet grains; concentrating the clear liquid to obtain syrup; wherein the starchy raw material comprises wheat, and the flocculating agent comprises anionic polyacrylamide; wherein the hydrolysis degree of the anionic polyacrylamide is 20-30%, and the molecular weight of the anionic polyacrylamide is 7 million to 12 million g/mol; wherein on the basis of the weight of the waste mash, the dosage of the flocculating agent is 60 ppm or above. When the waste mash obtained by producing ethanol when the starch raw material containing wheat is treated by the method disclosed by the invention ...

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08-09-2017 дата публикации

The redundant seal on-line detecting pipeline joint

Номер: CN0104048125B
Принадлежит:

... 本发明冗余密封在线检测管路接头涉及种用于对密封要求较高的加注系统中的冗余密封在线检测管路接头,尤其适用于密闭空间、狭小空间。其目的是为了提供种结构简单、密封可靠的,同时能够对冗余密封在线检测管路接头的密封效果进行在线检测的种冗余密封在线检测管路接头。本发明冗余密封在线检测管路接头包括密封座、密封锥、端面密封件、径向密封件、紧固件、检测接头,密封座与密封锥通过紧固件实现固定连接,密封座后端与密封锥前端相配合,在密封座与密封锥的配合面的端面方向和径向方向上分别设置有端面密封件和径向密封件,端面密封件与径向密封件以及密封座与密封锥的配合面之间形成封闭腔体,检测接头固定连接在密封座后端且与封闭腔体相连通。利用本装置能够有效防止端面密封件在冷缩情况下的密封失效问题。 ...

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12-05-2023 дата публикации

Die applied to automobile sheet metal part stamping process

Номер: CN116099941A
Принадлежит:

The invention relates to a die applied to an automobile sheet metal part stamping process, which comprises an upper die plate and a lower die plate, and further comprises forming assemblies which are respectively mounted on the upper die plate and the lower die plate and can be adaptive to stamping forming of sheet metal parts with two diameters, and each forming assembly comprises a first die group capable of stamping and forming the sheet metal part with the small diameter at one time, and a second die group capable of stamping and forming the sheet metal part with the small diameter at one time. And the second die set is used for bending and punch forming a large-diameter sheet metal part. Through cooperation of the first die set and the second die set, stamping forming of sheet metal parts with different diameters can be achieved, equipment use is reduced, the production efficiency is improved, meanwhile, through cooperation of a first limiting column, a second limiting column, a first ...

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13-04-2021 дата публикации

Terrace cleaning device with dust removal and collision prevention functions

Номер: CN212946918U

The utility model relates to the field of floor cleaning, and discloses floor cleaning equipment with dust removal and collision prevention functions, which comprises a base, a motor is installed at the top of the base, a hand push rod is installed on the right side of the base, and a cleaning disc is installed at the bottom end of the motor and located at the bottom of the base. A groove is formed in the outer side of the base, a rubber anti-collision strip is bonded in the groove, a hook-and-loop fastener primary face is bonded in the groove, a hook-and-loop fastener secondary face is bonded on the inner wall of the rubber anti-collision strip, and the hook-and-loop fastener secondary face and the hook-and-loop fastener primary face are bonded with each other. The rubber anti-collision strip has an anti-collision effect, and the mounting and dismounting work of the rubber anti-collision strip can be completed by pasting and dismounting the hook-and-loop fastener secondary surface on the ...

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27-08-2021 дата публикации

High-precision orthogonal rotating shaft device

Номер: CN214065997U

The utility model discloses a high-precision orthogonal rotating shaft device, which comprises a horizontal shaft system and a vertical shaft system, the vertical shaft system comprises a vertical shaft bearing seat, a vertical shaft main shaft is arranged on the vertical shaft bearing seat, the vertical shaft main shaft rotates relative to the vertical shaft bearing seat by taking a fluid hydrostatic bearing as a support, and the horizontal shaft system comprises a horizontal shaft bearing seat. The vertical shaft main shaft is connected with a transverse shaft bearing seat, a transverse shaft main shaft is arranged on the transverse shaft bearing seat, the transverse shaft main shaft rotates relative to the transverse shaft bearing seat by taking a hydrostatic bearing as a support, the transverse shaft main shaft is connected with a load mounting plate, and the rotating axis of the transverse shaft main shaft is orthogonal to that of the vertical shaft main shaft. The utility model has ...

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29-08-2023 дата публикации

Operation type visual LED illumination inspection handcart and inspection method

Номер: CN116667208A
Принадлежит:

The invention relates to an operation type visual LED illumination inspection handcart and an inspection method.The operation type visual LED illumination inspection handcart comprises a handcart frame and handcart track wheels installed at the bottom of the handcart frame, a handcart shaking-in and shaking-out mechanism is installed on the handcart frame, and three upper insulators arranged side by side in the left-right direction and three lower insulators arranged side by side in the left-right direction are fixedly connected to the handcart frame; the front end of the upper insulator is connected with an upper three-phase inspection contact through an upper contact arm, the front end of the lower insulator is connected with a lower three-phase inspection contact through a lower contact arm, the handcart frame is also provided with a handcart panel and an illuminating lamp positioned in front of the handcart panel, the handcart panel is provided with an explosion-proof glass observation ...

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04-04-2023 дата публикации

High-pressure air material-carrying progressive injection coal breaking and permeation enhancing device and method for extremely-soft coal seam

Номер: CN115898514A
Принадлежит:

The invention relates to a high-pressure air material-carrying progressive injection coal breaking and permeation enhancing device and method for an extremely soft coal seam, and belongs to the technical field of coal mine gas disaster control. A male connector and a female connector are arranged at the two ends of the device, a piston moving in the axial direction is arranged in an inner cavity, a low-pressure gas channel communicated with a drill bit and a high-pressure gas channel connected with a fin drill hollow shaft pin are arranged on the periphery of the cavity wall, and a drainage nozzle in a high-pressure gas jet channel sucks pulverized coal through screen holes; and the high-pressure air carrying the materials is progressively sprayed through the conical nozzle. Compressed air is generated through an air compressor and a high-pressure gas cylinder and enters the device and a drill bit, low-pressure gas is adopted for cooling and deslagging during drilling, high-pressure gas ...

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13-04-2021 дата публикации

3D printer nozzle structure

Номер: CN212949211U

A shell plate (3) is arranged on one side of a nozzle body (1), a cooling fan (4) is arranged in the shell plate (3), a cooling block (5) is arranged on one side of the cooling fan (4), a fixing screw (6) is arranged on the outer surface of one side of the shell plate (3), and a turbine fan (7) is arranged at the upper end of the shell plate (3). An air pipe (9) is arranged at the lower end of the turbofan (7), a heating block (10) is arranged at the lower end of the nozzle body (1), a heating rod (11) is arranged in the heating block (10), a nozzle (12) is arranged at the lower end of the heating block (10), and a limiting block (2) is arranged at the upper end of the nozzle body (1). And a printed finished product can be better formed, so that the daily use is facilitated.

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27-07-2016 дата публикации

Biomass gasification stove nozzle

Номер: CN0205402745U
Принадлежит:

... 本实用新型公开了种生物质气化炉烧嘴,包括法兰盘和环形圈,外层的环形圈的大端和法兰盘1?1连接,环形圈为多个,多个环形圈都为圆锥形空心结构,多个旋流片的锥度相同;生物质气化炉烧嘴还包括旋流片;多个环形圈之间通过旋流片连接;旋流片以环形圈的轴心为中心线均匀分布;所诉旋流片和环形圈大端的平面顺时针方向成45?75度的倾角。本实用新型设有多层环形圈,每层环形圈之间焊接有旋流片。当生物质燃气和空气的混合气体通过旋流片时,在旋转的过程中充分的混合。从烧嘴喷出旋转的火焰,其燃烧效果好,火焰集中,燃烧效率高,燃烧完全。 ...

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07-07-2023 дата публикации

Control system of hidden door handle and automobile

Номер: CN116397974A
Автор: TANG QIANG
Принадлежит:

The control system comprises a first driving motor connected with a first door handle, and further comprises a first relay and a second relay, and the forward rotation end and the reverse rotation end of the first driving motor are connected to a whole vehicle power source through the first relay and the second relay correspondingly; when the first relay is powered on, the whole vehicle power source is electrically connected with the forward rotation end of the first driving motor, so that the first door handle rotates forwards, and the first door handle is unfolded, and when the second relay is powered on, the whole vehicle power source is electrically connected with the reverse rotation end of the first driving motor, so that the first door handle rotates reversely. And the first door handle is closed. Compared with the prior art, the hidden door handle control implementation mode is optimized, the system cost is reduced, and it is guaranteed that the benefits and efficiency of the whole ...

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13-06-2023 дата публикации

Pneumatic control hydraulic hose collecting and discharging device and method for dredging blockage of underground extraction pipeline

Номер: CN116255190A
Принадлежит:

The invention relates to a pneumatic control hydraulic hose collecting and discharging device and method for dredging blockage of an underground extraction pipeline, and belongs to the technical field of coal mine underground gas extraction. Coal mine underground compressed air is used for providing a power source for the hydraulic hose collecting and discharging device. The hydraulic hose collecting and discharging device comprises a base, and a reel rotationally connected with the base is arranged on the base; the reel is connected with a first pneumatic pump arranged on the base through a first transmission mechanism to drive the reel to rotate, the reel is connected with a wire arranging device arranged on the base through a second transmission mechanism to enable the wire arranging device to rotate along with the reel to conduct synchronous wire arranging, and the first pneumatic pump is connected with a valve to control the first pneumatic pump to rotate forwards and backwards. A ...

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