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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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Форма поиска

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 25. Отображено 25.
12-08-2015 дата публикации

Distribution network automated terminal telemetering abnormity analyzing system and method based on DMS system

Номер: CN104834305A
Автор: WU SHUHONG, LI GAOMING, TANG ZHIRUI, HUANG HONGYUAN, OUYANG WEINIAN, YAO RUOHAO, CHEN JINRONG, ZHU YANTING, GUO WEIBIN, LI XIANG, QIU GUIHUA, HE JINFEI, LUO WEIMING, HE YAN
Принадлежит:

The invention discloses a distribution network automated terminal telemetering abnormity analyzing system and method based on a DMS system. The distribution network automated terminal telemetering abnormity analyzing system comprises a current abnormity monitoring module and a voltage abnormity monitoring module which are connected with the DMS system and a distribution network production system, respectively. The current abnormity monitoring module compares the real-time telemetering data of the three-phase current of the DMS system with the historical telemetering data thereof and the feed line switch current in the DMS system in order to determine whether distribution network automated terminal telemetering current is abnormal for sending a telemetering abnormity work order to a distribution network production system. The voltage abnormity monitoring module compares the real-time telemetering data of the inter-phase voltage of a power side and the real-time telemetering data of the inter-phase ...

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Номер записи: 1
16-09-2015 дата публикации

Protective sleeve for medical sharp apparatus

Номер: CN104905878A
Автор: LIAO XUEMEI, FU CHENGHUA, QIU GUIHUA, WAN GUIRONG, DU FANG, QIU LING, ZHANG YAN
Принадлежит:

The present invention provides a protective sleeve for a medical sharp apparatus, including a sleeve body. The sleeve body is cone-shaped, the front end of the sleeve is closed, an opening is arranged on the tail part of the sleeve body, a longitudinal opening is arranged on one side of the sleeve body in the length direction, grooves are symmetrically arranged on the middle parts of two side walls of the sleeve body. A sharp part of the front end of a sharp apparatus is coated after the sharp apparatus enters into the sleeve body from the opening of the tail end, and the protective sleeve plays an important part in protection. The longitudinal opening is convenient for people to take out the apparatus, and does not affect disinfection effect. The grooves are holding parts, which can improve work standards and further ensure workers against being injured by the sharp apparatus.

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Номер записи: 2
23-05-2023 дата публикации

Power customer demand response expected income evaluation method and system

Номер: CN116151696A
Автор: QIU GUIHUA, TANG ZHIRUI, ZHOU JUNYU, OU WEICHAO, KUANG ZIJIA, ZHAO WANMEI, NIE JIARONG, HE YINSHENG, ZHAO JIANDONG
Принадлежит:

The invention discloses a power customer demand response expected income evaluation method and system, and the method comprises the steps: obtaining the historical table code data of the previous preset number of days of the same date type according to the date type of a target demand response date based on the standing book data and historical table code data of power customers capable of participating in demand response; performing historical load statistics according to the divided six time periods, and respectively calculating a baseline load of a power customer demand response time period, a power customer demand response day time period response load, a power customer demand response day time period expected income and a power customer demand response day total expected income; the method solves the problem that accurate power customer demand side response expected income data is difficult to obtain due to the lack of an evaluation method for the power customer demand side response ...

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Номер записи: 3
23-05-2023 дата публикации

Automatic analysis method, device and equipment for first-section looped network of power distribution network

Номер: CN116154778A
Автор: QIU GUIHUA, ZHOU JUNYU, OU WEICHAO, TANG ZHIRUI, KUANG ZIJIA, WU LONGTENG, HE YAN, XIANG QIONG
Принадлежит:

The invention relates to the technical field of power distribution networks, and discloses an automatic analysis method, device and equipment for a first-section looped network of a power distribution network. The method comprises the following steps: determining a ring network path of a distribution network line based on switch ledger data analyzed by a CIM model of a power distribution network single line diagram, and analyzing the number of users directly supplying power in the ring network path and the total number of users supplying power in the distribution network line in combination with marketing system data; when the ratio of the number of users directly supplying power to the looped network path to the total number of users supplying power to the distribution network line to which the looped network path belongs is smaller than a preset proportion threshold value, judging that the corresponding looped network path belongs to the first section of looped network, and screening ...

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Номер записи: 4
26-03-2014 дата публикации

System and method for intelligently diagnosing distribution transform terminal power failure warning

Номер: CN103679556A
Автор: WU SHUHONG, WU HAIJIANG, LU JINPEI, TANG ZHIRUI, LUO WEIMING, DU FEIQIANG, LIU JUNTAO, WANG WEIJIA, QIU GUIHUA, HE YAN, HE SHUSHENG, KONG QINGYAO, WANG YONGCAI, WU LIXIAN, ZOU RUI, ZHANG MINGMING
Принадлежит:

The invention relates to a system for intelligently diagnosing a distribution transform terminal power failure warning. The system is characterized by comprising a host (1), a measurement automation system main station (3), an accurate real-time data system (4), a distribution network automation system (5), a dispatching warning message intelligent diagnosis system (6), a distribution network geographic information system (7), a distribution network production management information system (8) and a marketing system power failure information pool (9), distribution transform terminal power failure warning intelligent diagnosis software is internally arranged in the host (1), the measurement automation system main station (3), the accurate real-time data system (4), the distribution network automation system (5), the dispatching warning message intelligent diagnosis system (6), the distribution network geographic information system (7), the distribution network production management information ...

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Номер записи: 5
02-12-2015 дата публикации

Compact bone substance density detecting system

Номер: CN0204813964U
Автор: QIU GUIHUA, LIAO XUEMEI, WAN GUIRONG, YANG JIE
Принадлежит:

The utility model discloses a compact bone substance density detecting system, including microcontroller, power, communication circuit, display circuit, sensor transmitting terminal, amplifier circuit and sensor receiving terminal, microcontroller connects respectively, keyboard circuit, display circuit, AD converting circuit and communication circuit, and AD converting circuit connects gradually rectification filter circuit, amplifier circuit and sensor receiving terminal, the ultrasonic signal of sensor transmitting terminal transmission is received by the sensor receiving terminal behind the bone sample that awaits measuring, and oscillation circuit is still connected to the sensor transmitting terminal. The utility model discloses compact bone substance density detecting system adopts piezoceramic transducer UCM40 cooperation oscillation circuit to produce ultrasonic signal, detects the bone sample that awaits measuring, and the ultrasonic signal of feedback can pass through display ...

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Номер записи: 6
12-11-2008 дата публикации

Preparation of pentaerythritol diphosphonate melamine salt

Номер: CN0101302233A
Автор: QIU GUIHUA, YU MINGXUN, JIANG XINGSAN, GUIHUA QIU, MINGXUN YU, XINGSAN JIANG
Принадлежит:

The invention relates to a method for making pentaerythritol diphosphonate melamine salt, belonging to the synthesis technical field. The making process at least comprises two steps, i.e. synthesis and post treatment. Pentaerythritol diphosphonate diphosphoryl chloride, reaction accelerant, melamine and water are reacted at a temperature higher than 60 DEG C, and then are made into pentaerythritol diphosphonate melamine salt through cooling, scrubbing, filtration and drying. The pentaerythritol diphosphonate melamine salt made by the method has excellent compatibility with polymer and outstanding flame retardant property, and belongs to nontoxic, low-smoke and efficient environment-friendly fire retardant. Moreover, the method can effectively reduce reaction temperature and increase reaction yield without generating organic pollution along with simple process, high production efficiency and low energy consumption.

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Номер записи: 7
01-09-2004 дата публикации

聚合物/碳纳米管复合乳液及其原位乳液聚合的制备方法

Номер: CN0001164620C
Автор: XIA HESHENG, WANG QI, QIU GUIHUA, HESHENG,WANG XIA, 夏和生
Принадлежит:

... 聚合物/碳纳米管复合乳液及其原位乳液聚合的制备方法，其特点是利用超声波的分散、粉碎、活化、引发等多重作用，破坏碳纳米管本身的聚集和缠绕，在实现碳纳米管在水介质中纳米分散的同时，实现单体在碳纳米管表面的原位乳液聚合，制备稳定的聚合物/碳纳米管复合种子乳液，乳液经过破乳、凝聚、干燥后可得到聚合物包覆的碳纳米管。或者将种子乳液转移到常规聚合反应釜中补加单体、引发剂和表面活性剂进行再聚合一段时间后，可得到高固含量黑色聚合物/碳纳米管复合乳液，该高固含量乳液可用于制备具有导电、抗静电、电磁屏蔽和微波吸收的胶膜、涂料、粘结剂和橡胶制品。 ...

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Номер записи: 8
23-05-2023 дата публикации

Method, device and equipment for automatically analyzing rationality of current-carrying capacity of distribution network line

Номер: CN116154772A
Автор: QIU GUIHUA, TANG ZHIRUI, OU WEICHAO, ZHOU JUNYU, WU LONGTENG, KUANG ZIJIA, YANG ZHONGFAN, HE YINSHENG
Принадлежит:

The invention relates to the technical field of power distribution networks, and discloses an automatic analysis method, device and equipment for the rationality of the current-carrying capacity of a distribution network line. The method comprises the following steps: analyzing a CIM model to obtain a first target parameter of each main line segment of a target distribution network line and a second target parameter of an outgoing cable segment; matching the current-carrying capacity of each main line segment from a first preset current-carrying capacity list according to the first target parameter, and further determining the minimum current-carrying capacity of the main line of the target distribution network line; matching the current-carrying capacity of the outgoing cable segment from a second preset current-carrying capacity list according to a second target parameter; and comparing a current distribution network line current-carrying capacity set value obtained from the electric ...

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Номер записи: 9
16-04-2003 дата публикации

Preparation method of polymer/carbon nano pipe composite emulsion and its in situ emulsion polymerization

Номер: CN0001410455A
Автор: XIA HESHENG, WANG QI, QIU GUIHUA, HESHENG XIA, QI WANG, GUIHUA QIU
Принадлежит:

A polymer/carbon nanometre tube composite emulsion features that the dispersing, pulverizing, activating and triggering actions of ultrasonic wave are used to destroy the aggregation and winding of carbon nanometre tubes for dispersing the carbon nanometre tubes in water medium while realizing the insitu emulsion polymerization of monomers on the surface of carbon nanometre tube, resulting in composite seed emulsion of polymer and carbon nanometre tubes, which can be used to prepare the polymer coated carbon nanometre tubes or the black high-solid composite polymer/carbon nanometre tube emulsion.

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Номер записи: 10
30-07-2014 дата публикации

Intelligent diagnosis method for alarming of phase loss of power transmission line distribution transformer

Номер: CN103956831A
Автор: WU SHUHONG, LU JINPEI, TANG ZHIRUI, DU FEIQIANG, LIU JUNTAO, QIU GUIHUA, WU HAIJIANG, LUO WEIMING, WANG WEIJIA, HE YAN, HE SHUSHENG, KONG QINGYAO
Принадлежит:

An intelligent diagnosis method for alarming of phase loss of a power transmission line distribution transformer comprises the steps that when phase loss or phase loss restore alarming of the distribution transformer (1) happens, an alarming message is sent to a metering automation system master station (2) in real time through a GPRS device, a phase loss message is sent out through an ETL type interface (3), data diagnosis (6) is carried out on the phase loss message according to knowledge matching (5) through data merging, a diagnosis result (10) is generated according to data storage (7), parameter control (8) and known power failure event filter (9), a distribution transformer phase loss alarming diagnosis result (10) is released (11) through short messages, inquiry statistics (12) is achieved, and a distribution transformer phase loss event (15) is released through output matching processing (13) and the Web Service type interface (14) to generate a first-aid repair work order. The ...

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Номер записи: 11
13-08-2021 дата публикации

Distribution network ring network point change analysis method and system

Номер: CN113258683A
Автор: QIU GUIHUA, KUANG ZIJIA, TANG ZHIRUI, YAN ZHOUYU, GUO ZHISHEN, HUANG HAOGANG, WANG WEIJIA, HUANG JIANHUI, 邱桂华, 邝梓佳, 汤志锐, 严周宇, 郭志燊, 黄浩刚, 王伟佳, 黄健辉
Принадлежит:

The invention discloses a distribution network ring network point change analysis method and system. The method comprises the following steps: associating slave equipment ledger information of a distribution network production system, distribution network line single line diagram model topology information of a distribution network GIS system, and work order information of a distribution network scheduling service system; and when the distribution network ring network point changes, automatically analyzing the reasons causing the change of the ring network point according to the preset judgment logic, and intelligently presenting analyzing the reasons in a list form. Manual analysis and filling are not needed, so that the technical problems of large workload, low efficiency, low accuracy and poor real-time performance in the process of the current analysis of the change of the ring network point of the power distribution network depends on manual making of distribution network ring network ...

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Номер записи: 12
23-06-2023 дата публикации

Power distribution network line protection method, system and equipment

Номер: CN116316486A
Автор: LIAO FENG, OU WEICHAO, WU HAIJIANG, CHEN JINRONG, LIU XIUFU, LI YONGHAO, LIU SHIDAN, TANG ZHIRUI, QIU GUIHUA, LUO YONGRUN
Принадлежит:

The invention discloses a power distribution network line protection method, system and equipment. Fault judgment is performed on the power distribution network line according to the preset fault line selection criterion, and the fault line is determined according to the judgment result; reducing the order of the protection domain static topology matrix according to the fault line node of the fault line, and generating a protection application topology matrix; extracting node information corresponding to the fault line node, constructing a fault information matrix, and constructing a fault positioning matrix by adopting the fault information matrix and the protection application topology matrix; and generating a corresponding tripping command according to a fault position corresponding to the fault positioning matrix, and executing a tripping operation corresponding to the tripping command. The technical problems that an existing protection system is large in operation scale and cannot ...

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Номер записи: 13
19-02-2014 дата публикации

Grid fault locating system and method based on multisystem information integration

Номер: CN103592567A
Автор: WU SHUHONG, WU HAIJIANG, LU JINPEI, TANG ZHIRUI, LUO WEIMING, DU FEIQIANG, WANG WEIJIA, YAN ZHOUYU, HE JINFEI, CHEN ZHIFENG, QIU GUIHUA, HE YAN, HUANG MENGCAI, DENG KUNYING, LIANG RUOSHENG, LIU JUNTAO, CHEN QINGHUI, SONG YONGLU, ZOU RUI, ZHANG MINGMING
Принадлежит:

The invention relates to a grid fault locating system based on multisystem information integration. The grid fault locating system comprises a main station, a concentrator and fault indicators, wherein the fault indicators are installed on a line. The fault locating system is installed on the main station and the main station communicates with the concentrator in a GPRS communication mode. The concentrator is connected with the multiple sets of fault indicators in a radio frequency communication mode. The grid fault locating system further comprises a distribution network geographic information system, a distribution network automatic system, a fault intelligent diagnosis system and a distribution production management information system, wherein the distribution network geographic information system, the distribution network automatic system, the fault intelligent diagnosis system and the distribution production management information system are connected with the main station respectively ...

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Номер записи: 14
07-01-2015 дата публикации

Polyacrylate pressure-sensitive adhesive

Номер: CN104263294A
Автор: WANG YIKE, YU MINGXUN, PAN SHIBING, QIU GUIHUA, ZHANG RUIRONG, ZHAO JUNYING, SUN FANGBING, ZHANG BAOQIN, JIA ZENGMIN
Принадлежит:

The invention belongs to the technical field of organic synthesis. By virtue of partially substituting alkyl acrylate with alkoxy acrylate, the compatibility with diimide salt is improved, and meanwhile the balancing between the peeling strength and the cohesion strength is achieved. The invention relates to a polyacrylate pressure-sensitive adhesive. The polyacrylate pressure-sensitive adhesive at least comprises the following substances in parts by mass: 100 parts of alkoxy acrylate, 50-400 parts of alkyl acrylate and 50-600 parts of cycloalkyl acrylate, wherein a crosslinking monomer accounts for 1-5% of the total amount of three monomers and is prepared by virtue of a conventional solution polymerization process. The polyacrylate pressure-sensitive adhesive has the characteristics of good adhesive property, high cohesion strength, good optical stability and good compatibility with a diimide salt dye and is suitable for occasions with optical requirements, especially for preparation ...

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Номер записи: 15
23-09-2015 дата публикации

Most advanced protective sheath of sharp ware

Номер: CN0204655107U
Автор: LIAO XUEMEI, FU CHENGHUA, QIU GUIHUA, DU FANG, QIU LING, ZHANG YAN, ZENG HUAYING, LIU LINGMIN
Принадлежит:

The utility model discloses a most advanced protective sheath of sharp ware, including protection sleeve body, protection sleeve body is the tubulose, the one end opening, and the other end seals, just the protective sheath is bilayer structure, the protection sleeve body inner wall is provided with rather than the unanimous sand grip of axis direction, be provided with the barium silk thread on protection sleeve body's the pipe wall, protection sleeve body still sets up porosely in the whole body. This most advanced protective sheath of sharp ware, convenient for material collection, manufacturing method is simple and convenient, and nimble adjustment is as required control in adopting overdue transfusion system for wastes material reuse can play fine guard action, and economy is the environmental protection again, has avoided the secondary pollution of apparatus, has reduced the wearing and tearing of apparatus, has prolonged the life of equipment, also is a protection to medical staff ...

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Номер записи: 16
04-02-2015 дата публикации

Near infrared blocking membrane and preparation method thereof

Номер: CN104327757A
Автор: WANG YIKE, YU MINGXUN, PAN SHIBING, QIU GUIHUA, ZHANG RUIRONG, ZHANG YUANKUN, LI YONGBO, CUI HONGYAN, LI MINGJUN
Принадлежит:

The invention belongs to the technical field of optical functional materials. A mixture system of a diimonium salt dye and a polyacrylate pressure-sensitive adhesive which contains alkoxy acrylate and has good compatibility with the diimonium salt dye is used, and a conventional coating preparation technology is used. The invention relates to a near infrared blocking membrane which is a single layer structure, and comprises a substrate, an adhesive glue film and an isolation film, the adhesive glue film thickness is between 5 ~ 50 mum, and an adhesive glue film coating liquid includes at least the following components by mass: 100 parts of the polyacrylate pressure-sensitive adhesive containing 9% ~ 50% of alkoxy acrylate, 0.5-10 parts of diimonium salt and 0.1-10 parts of a curing agent. The preparation method also includes curing process, and the curing conditions are 40-70 DEG C, 30-60% of RH, and 24-168 hours. The near infrared blocking membrane has good visible light region light transmittance ...

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Номер записи: 17
07-07-2010 дата публикации

Preparation method of metal-dielectric solar spectral selective absorbing coating

Номер: CN0101767081A
Автор: JIANG XINGSAN, LIU YONGZHI, QIU GUIHUA, WANG CUNAN, YU MINGXUN, ZHAO JUNYING, XINGSAN JIANG, YONGZHI LIU, GUIHUA QIU, CUNAN WANG, MINGXUN YU, JUNYING ZHAO
Принадлежит:

The invention relates to a preparation method of a metal-dielectric solar spectral selective absorbing coating, which comprises the following steps: (1) preparing compound sol of metal material and dielectric material; (2) preparing a sol film by coating the prepared sol on a metal substrate through an impregnating-pulling method, a spin coating method or a spray coating method; and (3) drying the sol film at room temperature, then carrying out heat treatment on the sol film at the temperature of 300-600 DEG C, reducing the sol film by using hydrogen gas and cooling the sol film along with a furnace to obtain the metal-dielectric solar spectral selective absorbing coating with a photothermal conversion function. Since the sol is prepared by dissolving precursors of the metal and dielectric materials, the method can ensure that two molecules are evenly mixed in the molecular level, and chemical components and the thickness of the prepared coating are easy to control as well as solves the ...

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Номер записи: 18
18-07-2012 дата публикации

Preparation of pentaerythritol diphosphonate melamine salt

Номер: CN0101302233B
Автор: JIANG XINGSAN, QIU GUIHUA, YU MINGXUN, XINGSAN JIANG, GUIHUA QIU, MINGXUN YU
Принадлежит:

The invention relates to a method for making pentaerythritol diphosphonate melamine salt, belonging to the synthesis technical field. The making process at least comprises two steps, i.e. synthesis and post treatment. Pentaerythritol diphosphonate diphosphoryl chloride, reaction accelerant, melamine and water are reacted at a temperature higher than 60 DEG C, and then are made into pentaerythritol diphosphonate melamine salt through cooling, scrubbing, filtration and drying. The pentaerythritol diphosphonate melamine salt made by the method has excellent compatibility with polymer and outstanding flame retardant property, and belongs to nontoxic, low-smoke and efficient environment-friendly fire retardant. Moreover, the method can effectively reduce reaction temperature and increase reaction yield without generating organic pollution along with simple process, high production efficiency and low energy consumption.

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Номер записи: 19
12-05-2023 дата публикации

Multi-dimensional analysis method and system for power supply capacity of distribution network line

Номер: CN116109214A
Автор: QIU GUIHUA, WU LONGTENG, TANG ZHIRUI, OU WEICHAO, ZHOU JUNYU, KUANG ZIJIA, XIAO FENG, GUO ZHISHEN
Принадлежит:

The invention discloses a multi-dimensional analysis method and a multi-dimensional analysis system for power supply capacity of a distribution network line. The method is based on acquired contact ledger data of the distribution network line and load operation data of the distribution network line. The power supply capability of the distribution network line is analyzed from a plurality of dimensions of analysis results of the one-time caliber-rotatable power supply capability of the distribution network line, the two-time caliber-rotatable power supply capability of the distribution network line, the distribution network line full-caliber power supply capability considering direct transfer and the distribution network line full-caliber power supply capability considering indirect transfer. The power distribution network power supply capacity analysis method provides accurate data support for transformation of a power distribution network frame, greatly improves the operation management ...

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Номер записи: 20
17-02-2016 дата публикации

Novel plank packagine machine cardboard is carried device

Номер: CN0205034397U
Автор: QIU GUIHUA
Принадлежит:

The utility model discloses a novel plank packagine machine cardboard is carried device, including main support, cardboard workstation, sucking disc and guide device, guide device passes through bolt and main support fixed connection, and the cardboard workstation sets up under guide device, guide device includes that track groove, one -level guide rail, second grade guide rail, cylinder no. 1 and cylinder two, one -level track rail and second grade guide rail set up at the track inslot from bottom to top, one -level guide rail and second grade guide rail sliding connection, and cylinder no. 1 is connected with the one -level guide rail, and cylinder no. 2 is connected with the second grade guide rail, the sucking disc sets up below one -level guide rail and second grade guide rail, has realized the automation of cardboard transport, has improved the efficiency that the cardboard was carried greatly, has also improved plank packagine machine's production efficiency greatly.

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Номер записи: 21
20-01-2016 дата публикации

Intelligence energy management and control integration integrated terminal

Номер: CN0204992771U
Автор: QIU GUIHUA, LU JINPEI, TANG ZHIRUI, LUO WEIMING, WU SHUHONG, LI XIANG, ZHU YANTING, YAO RUOHAO, CAO ZHIHUI, WANG WEIJIA, YAN ZHOUYU, HUANG HAOGANG, LIU JUNTAO, CHEN QINGHUI, SONG YONGLU, HE YAN, ZHENG WEIMING
Принадлежит:

The utility model discloses an intelligence energy management and control integration integrated terminal, gather plug -in components, at least one analog quantity collection plug -in components and at least one control signal output plug -in components including mother board socket, CAN bus, power plug -in components, CPU plug -in components, at least one switching value, the mother board socket is equipped with a plurality of slots, each power plug -in components, the CPU plug -in components, plug -in components are gathered to the switching value, plug -in components are gathered to the analog quantity and control signal output plug -in components are pegged graft respectively on each slot of mother board socket, wherein, the power plug -in components are supplied power for the plug -in components of pegging graft on mother board socket slot, the CPU plug -in components, plug -in components are gathered to the switching value, the analog quantity is gathered and is carried out data interchange ...

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Номер записи: 22
12-05-2023 дата публикации

Method and system for analyzing rapid power recovery capability of distribution network line

Номер: CN116111591A
Автор: QIU GUIHUA, OU WEICHAO, ZHOU JUNYU, TANG ZHIRUI, KUANG ZIJIA, WU SHUHONG, YAN ZHOUYU, CAO ZHIHUI, WANG JIANXIANG
Принадлежит:

The invention discloses a distribution network line rapid power recovery capability analysis method and system, and the method comprises the steps: proposing a distribution network line rapid power recovery capability index through a distribution network line net rack quantitative analysis principle, and carrying out the rapid power recovery capability analysis of a distribution network line based on distribution network line equipment ledger data, distribution network line automatic switch ledger data and distribution network line topological structure data; according to the method, the distribution network line is divided into blocks, the number of users in the blocks capable of quickly recovering power is analyzed when the blocks fail, and the total amount of equivalent equipment in each block is analyzed, so that the quick power recovery capability of the blocks and the quick power recovery capability of the distribution network line are calculated, and the quick fault recovery capability ...

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Номер записи: 23
28-10-2015 дата публикации

Push -and -pull blackboard

Номер: CN0204726088U
Автор: QIU GUIHUA
Принадлежит:

The utility model discloses a push -and -pull blackboard, including blackboard frame and fly leaf, be connected with a guide pulley subassembly between blackboard frame and the fly leaf, guide pulley subassembly one end with the fly leaf is fixed, the other end be equipped with the bearing wheel, the blackboard frame is equipped with the guide rail with the mutual sliding fit of bearing wheel, the guide rail is formed with the lateral wall that surrounds the bearing wheel. The utility model discloses a guide pulley subassembly and blackboard frame sliding fit are passed through to the fly leaf back, are formed with the lateral wall that surrounds the bearing wheel around the bearing wheel for the dust and the dust that produce in writing on the blackboard and the use on fly leaf and fixed clipboard can not fall to the guide rail the inside, thereby make things convenient for the push -and -pull, and can lengthen push -and -pull blackboard's life.

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Номер записи: 24
23-05-2023 дата публикации

Intelligent compilation method, device and equipment for distribution network line accident power limiting sequence table

Номер: CN116151206A
Автор: QIU GUIHUA, ZHOU JUNYU, OU WEICHAO, TANG ZHIRUI, KUANG ZIJIA, WU SHUHONG, DENG KUNYING, ZHANG BONI
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The invention relates to the technical field of orderly power utilization, and discloses an intelligent compilation method, device and equipment for a distribution network line accident power limiting sequence table. The method comprises the following steps: acquiring distribution network line data and line current-carrying capacity from an asset system, acquiring user information data from a marketing system, and acquiring distribution network line power supply data and listing data from a distribution network automation system; analyzing a line type and distribution transformer information according to the distribution network line data, and determining a power supply protection line according to the listing data; counting photovoltaic users and distribution network line key users according to the distribution transformer information and the user information data; calculating the annual average load of the special line and the guaranteed power supply line according to the power supply ...

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