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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 26. Отображено 26.
15-06-2011 дата публикации

Data query method based on copy replication algorithm

Номер: CN0102096723A
Автор: HAIQING XU, AIGUO TENG, YONGQIU CHEN, XU HAIQING, TENG AIGUO, CHEN YONGQIU
Принадлежит:

The invention discloses a data query method based on a copy replication algorithm. Comprehensively considering the copy value and the replication cost, the method comprises the steps: firstly, calculating the popularity of all files on a node; determining the copy value based on the popularity; calculating the cost of the copy replication; calculating the average flow of each network link, and predicting the bandwidth by an MMSE (minimum mean square error) method; and replicating the link with the largest bandwidth to obtain the copy so as to reduce the copy replication cost as much as possible and realize copy replication. The data query method can improve the average operation time, reduce the consumption of the network bandwidth resources, and has important meanings in the distributed storage field.

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Номер записи: 1
13-06-2023 дата публикации

Distributed photovoltaic equipment remote monitoring system

Номер: CN116260249A
Автор: ZENG RUIJIANG, HUANG SHU, LI ZHIYONG, LIU YUHAO, LIN JIANGLONG, HUANG JINHUA, YANG SHIZHE, LU JIANGANG, YU ZHIWEN, ZHENG WENJIE, LUO JIEYI, DAI SHIYONG, WU YUELONG, WANG XUXIAN, CHEN YONGQIU, LU HUIYING, ZHANG BIN, ZHANG JIAN
Принадлежит:

The invention discloses a remote monitoring system for distributed photovoltaic equipment. The remote monitoring system comprises an equipment data acquisition module, a data storage module and a data analysis module, the equipment data acquisition module is respectively connected with the data storage module and the data analysis module; the data storage module is connected with the data analysis module; the equipment data acquisition module is used for remotely acquiring operation data of distributed photovoltaic equipment, wherein the operation data comprises voltage data and current data; the image acquisition module is used for acquiring image monitoring data of distributed photovoltaic equipment hardware; the data storage module is used for storing the operation data and the image monitoring data acquired by the equipment data acquisition module; the data analysis module is used for analyzing the operation state of the distributed photovoltaic equipment in combination with the operation ...

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Номер записи: 2
04-03-2015 дата публикации

Power transformation equipment account real-time inquiring method

Номер: CN104392301A
Автор: REN XUAN, WANG QUANQIANG, LU LIN, CHEN YONGQIU, XU YALIN, SUN LINGQING
Принадлежит:

The invention discloses a power transformation equipment account real-time inquiring method. Account information of equipment in a production management system is obtained in real time onsite directly via a mobile terminal scanning equipment RFID or a two-dimensional code by the method, and onsite fault analysis or maintenance analysis can be performed according to the account information. The method comprises the following steps that network connection is established by using a hand-held mobile terminal; an equipment ID is acquired and obtained by the hand-held mobile terminal; the request of the acquired equipment ID is sent via a Web service; an intranet database is accessed via the equipment ID so that the equipment account information is obtained; and the Web service of the production management system accesses the database and equipment account is obtained, the obtained equipment account information is returned back to the hand-held mobile terminal to be displayed, and onsite fault ...

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Номер записи: 3
24-12-2014 дата публикации

Distribution switch state quantity weight determination method based on extension hierarchy and critic

Номер: CN104240154A
Автор: CHEN YONGQIU, LIANG WEIZHENG, LI HAOTIAN, CHEN CHIGAO, ZHANG WEITANG, TANG YANFENG, WEN ZHIKUN, ZHANG GUOHUI, SHU NAIQIU, LI ZIPIN, WANG FENG, HU ZHIGUO
Принадлежит:

The invention relates to a distribution switch equipment state evaluation technique, in particular to a distribution switch state quantity weight determination method based on extension hierarchy and critic. The method comprises the following steps of gathering distribution switch equipment state quantity data information; establishing a distribution switch equipment state quantity evaluation system; constructing an extension judgment matrix according to the state quantity evaluation system; calculating a comprehensive extension judgment matrix and a weight vector to obtain a static weight; obtaining a dynamic weight by using a critic method; and obtaining a comprehensive weight of a distribution switch equipment state quantity by using the obtained static weight and the obtained dynamic weight. The distribution switch state quantity weight is determined by using the method, and the objectivity and the subjectivity are improved. A weight evaluation result is objective, fair and accurate ...

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Номер записи: 4
18-07-2023 дата публикации

Access method and device of secondary side access device of photovoltaic equipment

Номер: CN116454973A
Автор: ZENG RUIJIANG, HUANG SHU, LI ZHIYONG, LIU YUHAO, LIN JIANGLONG, HUANG JINHUA, YANG SHIZHE, ZHENG WENJIE, DAI SHIYONG, WANG XUXIAN, WU YUELONG, CHEN YONGQIU, LU HUIYING, ZHANG BIN, ZHANG JIAN, ZHAO RUIFENG
Принадлежит:

The invention discloses an access method and device of a secondary side access device of photovoltaic equipment. The secondary side access device of the photovoltaic equipment comprises an inductor-capacitor parallel resonance network, the photovoltaic equipment, an LCL filter and a grid-connected inverter circuit. The access method comprises the following steps: generating a high-voltage gain according to the inductance-capacitance parallel resonance network connected to the preceding stage of the secondary side of the photovoltaic equipment; according to the high-voltage gain and the grid-connected inverter circuit connected to the rear stage of the secondary side of the photovoltaic equipment, current is filtered by the LCL filter, and then grid-connected access is carried out; secondary side two-stage grid connection of the photovoltaic equipment can be realized, and the working efficiency of a secondary side access system of the photovoltaic equipment can be improved.

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Номер записи: 5
22-10-2014 дата публикации

Electric heating water pipe

Номер: CN104110821A
Автор: CHEN YONGQIU, FAN JINLONG
Принадлежит:

The invention discloses an electric heating water pipe, and relates to the technical field of electric water heaters. The electric heating water pipe comprises a water pipe body, an electric heating pipe body and a spiral range-extended ferrule. The electric heating pipe body and the spiral range-extended ferrule are both arranged in the water pipe body and are concentric with the water pipe body. The spiral range-extended ferrule is connected to the electric heating pipe body in a sleeved mode and is fixed onto the inner wall of the water pipe body, a spiral water channel is formed in the water pipe body, and the flowing length of a unit water flow is effectively increased through the spiral range-extended ferrule. The contacting area between a unit water flow and the electric heating pipe body is increased, the contacting time between a unit water flow and the electric heating pipe body is prolonged, and the heat exchanging uniformity is improved. The electric heating pipe body is arranged ...

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Номер записи: 6
10-12-2014 дата публикации

Method for evaluating electrical distribution switch state based on fuzzy comprehensive evaluation

Номер: CN104200404A
Автор: OU YUQIANG, WANG LIGUO, CHEN YONGQIU, WANG RUICHUANG, YANG XI, GAO XING, WANG CHAO, MAI BINGCAN, LI WEICAN, ZENG LI, SHU NAIQIU, LI ZIPIN, WANG FENG, HU ZHIGUO
Принадлежит:

The invention relates to electrical equipment state evaluation technology, in particular to a method for evaluating electrical distribution switch state based on fuzzy comprehensive evaluation. The method comprises the following steps: collecting data information of electrical distribution switch state values, and establishing a system of state values of electrical distribution switch state evaluation; adopting the principal component analysis method to determine weights of the state values; utilizing the fuzzy mathematics rules to establish a fuzzy membership function of the state values; calculating the fuzzy membership function values of the state values to determine a fuzzy comprehensive evaluation matrix; determining state rate of the electrical distribution switch according to the obtained state values and the weights and the fuzzy comprehensive evaluation matrix. The method can evaluate the state of the electrical distribution switch; compared with the conventional method for determining ...

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Номер записи: 7
09-07-2014 дата публикации

Automatic request-change driven testing method

Номер: CN103914384A
Автор: ZHANG BIN, CHEN YONGQIU, WANG QINGGUO
Принадлежит:

The invention discloses an automatic request-change driven testing method. The automatic request-change driven testing method includes starting from a request generated after each change of an SAP (systems, applications and products in data processing) system and analyzing development objects included in the request; pegging influence scope of the objects in corresponding manners according to different types of the development objects, considering multi-hierarchy quotations of some program objects, gathering the entire influence scope of the change request, and accordingly, automatically generating a test plane so as to drive implementation of automatic testing. By the automatic request-change driven testing method, testers can quickly but accurately determine the influence scope of the change, and test efficiency can be greatly improved.

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Номер записи: 8
30-04-2014 дата публикации

Pixel moving method of flow definition interface

Номер: CN103761034A
Автор: QI JIAN, GU YONGSHENG, CHEN YONGQIU
Принадлежит:

The invention discloses a pixel moving method of a flow definition interface. The method includes: a user moves a mouse to one pixel of the flow definition interface and clicks the left button of the mouse, and a systems records the current position of a cursor; when a user holds the left button of the mouse and moves the mouse, the system continuously judges the current positions of the cursor to allow the current positions to be compared with the original position; when the current movement causes the actual movement of the interface pixel, the pixel is moved to the current position, if the user continuously move the mouse, the cycle continues, when the user releases the left button of the mouse, the system moves the pixel to the current position of the cursor, and flow definition interface pixel moving is completed. The method has the advantages that a multistep ignoring method is used, extra software mounting is avoided, and pixel moving efficiency of the flow definition interface can ...

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Номер записи: 9
09-04-2014 дата публикации

Safety production integrated information management system

Номер: CN103714440A
Автор: YANG XI, TAN JIANCONG, WEN JIANZHONG, XU PING, MA CHENGZHI, FU LIANG, HU TAI, WANG RUICHUANG, CHEN YONGQIU, NIE CHUNHONG, SONG MINGBO
Принадлежит:

The invention discloses a safety production integrated information management system. The safety production integrated information management system comprises a Brower/Server structure platform module, an ORACLE database module, a Weblogic module, an application program code module, a browser client module, a WebApplication server module and an enterprise assembly module, wherein the WebApplication server module manages the enterprise assembly module through the Weblogic module, the Brower/Server structure platform module is connected with the WebApplication server module and the ORACLE database module respectively, the WebApplication server module is connected with the Weblogic module and the application program code module respectively, the Weblogic module is connected with the enterprise assembly module, and the ORACLE database module is connected with the browser client module. By means of the safety production integrated information management system, informatization management of ...

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Номер записи: 10
07-04-2023 дата публикации

Encryption processing method, device and system for sharable user data

Номер: CN115941328A
Автор: DAI SHIYONG, WANG XUXIAN, HUANG JINHUA, HUANG SHU, LI DING, WU YUELONG, ZENG RUIJIANG, CHEN YONGQIU, LU HUIYING, LI ZHIYONG
Принадлежит:

The invention discloses a sharable user data encryption processing method and device, and the method comprises the steps: carrying out the editing of first secret language data inputted by a user, generating a public and private key pair, and binding the public and private key pair with user identity information and a CA certificate signature; when file data uploaded by a user is acquired and verification of the file data is completed, generating an encryption key by using the public key, encrypting the file data by using the encryption key to generate encrypted data, and transmitting the encrypted data and a signature corresponding to the private key to the cloud server for storage; and when the user calls the file data, acquiring the encrypted data sent by the cloud server, and decrypting the encrypted data by using the private key. According to the invention, the public key and the private key are generated according to the secret language of the user, the public key is used to encrypt ...

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Номер записи: 11
24-02-2016 дата публикации

Join in marriage net overhead line and prevent wind draw off mechanism

Номер: CN0205046926U
Автор: HUANG YANGJUE, WANG JINFENG, CHEN XIAOKE, XU XIAOGANG, LI XIN, YU ZHAORONG, LEI BINGHUI, PENG FADONG, GAN TUANJIE, CHEN YONGQIU, ZENG JIE, YANG FENYAN, LI LANFANG, HUANG JIAJIAN, ZHANG CHI, XIE NING, ZHOU LEI
Принадлежит:

The utility model discloses a join in marriage net overhead line and prevent wind draw off mechanism, including act as go -between, the stay rod, act as go -between including the first cooperation section and second cooperation section that links to each other, first cooperation section upper end can be dismantled with a second cooperation section lower extreme and is connected, first cooperation section lower extreme is connected with the stay rod upper end, is used for the connection at the staple bolt of pole on the second coordinates section, the stay rod lower extreme is used for sloping to imbed the underground, and stay rod and the slope opposite direction that acts as go -between. Above -mentioned join in marriage net overhead line and prevent wind draw off mechanism can reduce the collective custody of first cooperation section to untie the stolen probability of back guy after the dismantlement, can fix on the pole after second cooperation section is dismantled, prevents that its ...

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Номер записи: 12
05-02-2014 дата публикации

Method for establishing distribution line loss CIM (common information model) based on IEC61970/61968

Номер: CN103559042A
Автор: CHEN XIAODONG, CHEN YONGQIU, XU JIN
Принадлежит:

The invention discloses a method for establishing a distribution line loss CIM based on IEC61970/61968. According to the method, distribution line loss CIM modelling is performed; firstly, information which is required for line loss calculation and comprises topological information, information of a power network model and measuring information is analyzed; and finally, data input and output are finished. The line loss CIM modelling mainly comprises several steps as follows: analyzing a topological CIM; establishing data input and output interface models; establishing the distribution line loss CIM, and expressing theoretical calculation line loss and measuring calculation line loss; adding attributes to new classes extended from the previous two steps; and relating the newly added classes with an original CIM class through inheritance, simple correlation and paradigmatic relation. According to the method, problems about line loss calculation models and data sources are well solved, the ...

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Номер записи: 13
23-09-2015 дата публикации

Outgoing line load three-phase integration protection, regulation and control method

Номер: CN104931802A
Автор: JIANG XIU, CHEN YONGQIU, LI RUIRAN, HUANG RONGXU, HU XIAOLUN, HE NANSHENG, LI WEIQIANG, SUI DAQI, HUANG GUANGYAN, FENG ZHIJIAN, ZHAO GUORONG
Принадлежит:

The present invention discloses an outgoing line load three-phase integration protection, regulation and control method which obtains the power consumption data of a user power consumption terminal, determines whether the user power consumption terminal generates the three-phase unbalance according to a three-phase unbalance degree, if the user power consumption terminal is determined to generate the three-phase unbalance, carries out the three-phase balance degree optimization on the user power consumption terminal according to a preset balance parameter and the three-phase unbalance degree. By the above technical scheme, the balance of cooperating the three-phase load can be realized, the anomalous change of power supply voltage and current is prevented from burning out the power consumption equipment, at the same time, the line loss is reduced effectively. Meanwhile, a multi-stage line loss statistics analysis method of public transformer power supply range-outgoing line branch-branch ...

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Номер записи: 14
30-03-2018 дата публикации

Liquid crystal display module (LCM)

Номер: CN0207164408U
Автор: CHEN YONGQIU, ZHA XIAOLONG, WU XINLIANG, HU YUYUAN
Принадлежит: SHENZHEN KANDD TECH CO LTD, SHENZHEN KANDD TECHNOLOGY CO.,LTD.

The utility model provides a liquid crystal display module (LCM), including FOG liquid crystal display and locate the backlight unit at the FOG liquid crystal display back, backlight unit includes thelight guide plate, and the back of light guide plate is equipped with the reflector plate, and the income light mouth of light guide plate is equipped with LB, and backlight unit's the back has beenequipped with the metal backboard who supports the guard action, and metal backboard's border position is equipped with the U type lamp shade that bending type becomes, and reflector plate, light guide plate and LB joint still are equipped with one deck PET gasket between the surface of FOG liquid crystal display and U type lamp shade in U type lamp shade. Compared with the prior art, this liquidcrystal display module (LCM) bends metal backboard and forms U type lamp shade, the utilization ratio of the light of improvement, and the luminance of product has promoted 8%, reduces the consumptionof product ...

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Номер записи: 15
12-11-2014 дата публикации

Data processing method built on basis of AHP (analytic hierarchy process)

Номер: CN104142983A
Автор: HU JUN, CHEN YONGQIU, WANG BO
Принадлежит:

The invention discloses a data processing method built on the basis of an AHP (analytic hierarchy process). The data processing method comprises the following steps that: firstly, data objects are subjected to clustering; generality indexes of the data objects after the clustering are extracted; the AHP is used for determining the weight of the data indexes, and a data processing model is built. According to the AHP, less quantitative information is utilized for building the intuitive decision making process of data, and the distortion of the final data processing result due to too many decision making factors is reduced.

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Номер записи: 16
16-05-2023 дата публикации

Display screen assembly structure for improving passing ability of backlight ultra-high temperature experiment

Номер: CN116125584A
Автор: GUO HAIYUN, WU XINLIANG, CHEN YONGQIU, OU MULAN
Принадлежит:

The invention discloses a display screen assembly structure for improving backlight ultra-high-temperature experiment passing ability, relates to the technical field of vehicle-mounted display screens, and solves the technical defects of abnormal display, low experiment passing rate, large overall screen thickness, backlight leakage and the like caused by the fact that an optical film is pressed by rubber frame deformation in a backlight ultra-high-temperature experiment. According to the technical scheme, a frame body is provided with a backlight screen module, a display screen module and a rubber frame for fixing the backlight screen module and the display screen module on the frame body, an optical film of the backlight screen module and the edge of a light guide plate form a step-shaped vacant site, and a gap I is reserved between the inner side of an isolation part of the rubber frame and the outer surface of the optical film; a supporting part vertically extending to the vacant position ...

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Номер записи: 17
15-07-2015 дата публикации

Method for realizing local layout and integral layout of graphs by automatic layering technology

Номер: CN104778335A
Автор: WANG CHENGXIAN, CHEN YONGQIU, LI BAOSHU
Принадлежит:

The invention discloses a method for realizing local layout and integral layout of graphs by utilizing an automatic layering technology. According to the method, the association relationship between graph elements and connecting lines is simply and clearly shown to users through automatic layout. The method comprises the following steps that data is subjected to formatting definition and analysis; graph elements and line data are respectively separated; hierarchy sets of all graph element and connecting line relationship are found; the layout coordinates of the graph elements are obtained again according to the hierarchy and the graph element length and width; according to the novel hierarchy layout of the graph elements, starting points, turning points not intersected with any graph element and finishing points of the connecting lines are calculated; detail format data with coordinates are output. The method has the advantages that the association relationship between the graph elements ...

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Номер записи: 18
24-02-2016 дата публикации

Improved generation is joined in marriage net overhead line and is prevent wind draw off mechanism

Номер: CN0205046927U
Автор: HUANG YANGJUE, WANG JINFENG, CHEN XIAOKE, XU XIAOGANG, LI XIN, YU ZHAORONG, LEI BINGHUI, PENG FADONG, GAN TUANJIE, CHEN YONGQIU, ZENG JIE, YANG FENYAN, LI LANFANG, HUANG JIAJIAN, ZHANG CHI, XIE NING, ZHOU LEI
Принадлежит:

The utility model discloses an improved generation is joined in marriage net overhead line and is prevent wind draw off mechanism, including act as go -between, buried stay rod, lean on subaerial position department to be equipped with the pull ring on the stay rod, act as go -between including the first cooperation section and second cooperation section that links to each other, first cooperation section upper end can be dismantled with a second cooperation section lower extreme and is connected, first cooperation section lower extreme is connected with the pull ring, is used for the staple bolt of connection at the pole on the second coordinates section. Above -mentioned improved generation is joined in marriage net overhead line and is prevent wind draw off mechanism can reduce the collective custody of first cooperation section to untie the stolen probability of back guy after the dismantlement, can fix on the pole after second cooperation section is dismantled, prevents that its pine ...

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Номер записи: 19
19-08-2015 дата публикации

Line-up type full-contact heat exchange tube

Номер: CN104848712A
Автор: CHEN YONGQIU
Принадлежит:

The invention discloses a line-up type full-contact heat exchange tube and relates to the technical field of liquid and gas heat exchange, in particular to heat energy exchange and recovery. The line-up type full-contact heat exchange tube comprises an internal tube, a spiral guiding extend-range ferrule and an external tube; both the internal tube and the spiral guiding extend-range ferrule are arranged inside the external tube and are coaxial to the same; the spiral guiding extend-range ferrule sleeves the internal tube from the outer wall and is arranged inside the external tube, and a spiral guiding channel is formed between the internal tube and the external tube. The spiral guiding extend-range channel is formed between the spiral guiding extend-range ferrule and the internal and external tubes, flow length of materials in the channel is effectively increased, contact area and contact time of refined materials and a heat exchange conductor are increased, and uniformity in heat exchange ...

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Номер записи: 20
18-04-2023 дата публикации

Assembling method of backlight assembly and jig for backlight attachment

Номер: CN115981034A
Автор: OU MULAN, ZHOU SULING, CHEN YONGQIU, ZHU QUNHUI, WU XINLIANG, ZENG SUDAN, ZHA XIAOLONG, ZHAN WENXUE
Принадлежит:

A groove used for containing an iron frame is formed in one side of a base, a rotating shaft extending along the edge of the groove is arranged on the base, a positioning block is located in the groove, and one end of the positioning block is rotatably installed on the rotating shaft. According to the backlight attaching jig with the optimized design, the structure is simple, the turnover positioning block is arranged on the jig base, the iron frame is positioned through the groove, the positioning block can be rotated to the inner side of the iron frame for attaching alignment when a reflector plate is attached, the positioning block can be turned over to the outer side of the iron frame when a light guide plate is attached, and the operation alignment precision is improved.

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Номер записи: 21
22-10-2014 дата публикации

Application virtualization method based on remote desktop protocol (RDP)

Номер: CN104113542A
Автор: ZHANG BIN, CHEN YONGQIU, XU MINGZHU
Принадлежит:

The invention discloses an application virtualization method based on a remote desktop protocol (RDP). A remote desktop technology is utilized, a virtual machine serves as a middle server to provide remote desktop services, an application delivery platform is established by the application virtualization method, a plurality of different versions of internet explorer (IE) applications can be simultaneously visited in an enterprise portal in a single client environment, and single sign-on effect can be achieved. According to the application virtualization method based on the RDP, a user can seamlessly use remote applications from a locality without focusing on deployment of C/S applications and mounting conditions of a client, efficient, rapid, safe and convenient visiting without dependence on terminal types and positions can be achieved, the problem that an application system extremely depends on particular system environments can be solved, and application system improvement costs caused ...

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Номер записи: 22
23-06-2023 дата публикации

Method and device for monitoring operation of power capacitor bank

Номер: CN116298588A
Автор: ZHAO DONGSHENG, LI ZHIYONG, CHEN YONGQIU
Принадлежит:

The invention provides a power capacitor bank operation monitoring method and device. The method comprises the following steps: monitoring current monitoring values corresponding to all capacitor units of a power capacitor bank; taking each current monitoring value as a center, and calculating the sum of distances between other current monitoring values and the center; acquiring a minimum value in the distance sum as a monitoring reference value; calculating a deviation value of each capacitor unit based on the reference value; and performing fault judgment on the capacitor unit according to the deviation value to realize operation monitoring of the capacitor unit. According to the operation monitoring method for the power capacitor bank provided by the invention, the current deviation condition of each capacitor unit is calculated by monitoring the current corresponding to the capacitor units, so that the current value aggregation degree and deviation degree of each capacitor unit of the ...

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Номер записи: 23
14-07-2023 дата публикации

PL detection device of distributed photovoltaic intelligent equipment

Номер: CN116436406A
Автор: ZENG RUIJIANG, HUANG JINHUA, LIU YUHAO, LI ZHIYONG, LIN JIANGLONG, HUANG SHU, YANG SHIZHE, LUO JIEYI, ZHANG BIN, LU JIANGANG, YU ZHIWEN, ZHENG WENJIE, DAI SHIYONG, WANG XUXIAN, CHEN YONGQIU, LU HUIYING, WU YUELONG, ZHAO RUIFENG
Принадлежит:

The invention discloses a PL detection device for distributed photovoltaic intelligent equipment. The PL detection device comprises a photovoltaic panel feeding assembly, a bridge type connector and a photovoltaic panel detection assembly. The bridge-type connecting port is arranged at the top of the photovoltaic feeding assembly, and the photovoltaic panel detection assembly is embedded in the bridge-type connecting port; the photovoltaic feeding assembly comprises a photovoltaic feeding rack, a plurality of upstream transmission rollers, a plurality of downstream transmission rollers, a photovoltaic feeding belt and a photovoltaic discharging belt. The photovoltaic panel detection assembly comprises two lifting type outer frames, a directional transmission roller, two linkage type transmission belts which are symmetrically arranged, a detector transmission belt and a detector main body; a detector conveying belt is arranged on the inner side of the linkage type conveying belt and fixedly ...

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Номер записи: 24
11-04-2023 дата публикации

Power supply recovery method and device for power distribution network

Номер: CN115954939A
Автор: HUANG JINHUA, LI ZHIYONG, ZHAO WEI, ZHENG XIAOGUANG, HUANG SHU, YANG SHIZHE, ZENG RUIJIANG, LIU YUHAO, WANG XUXIAN, WU YUELONG, CHEN YONGQIU
Принадлежит:

The invention discloses a power distribution network power supply recovery method and device. The method comprises the following steps: acquiring a line state index, a line load index and a line guarantee index of a to-be-recovered power distribution network; calculating the element vulnerability degree of the power distribution network to be recovered based on a Monte Carlo simulation method; calculating an ideal correlation degree of the line state index, the line load index, the line guarantee index and the element vulnerability degree according to a grey correlation analysis method; calculating a line state index, a line load index, a line guarantee index and a weight coefficient of a component vulnerability degree according to an analytic hierarchy process; calculating a line state index, a line load index, a line guarantee index and a line recovery contribution degree of a component vulnerability degree according to a fuzzy comprehensive evaluation method; and performing power supply ...

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Номер записи: 25
29-10-2014 дата публикации

Charging method with privacy protection in smart power grid

Номер: CN104125074A
Автор: WU PENG, CHEN YONGQIU, WANG ZHIYONG
Принадлежит:

The invention discloses a charging method with privacy protection in a smart power grid. The charging method comprises the following steps that: a smart electric meter records the electric quantity used by a user in real time, encrypts the recorded data by means of co-state encryption, and sends ciphertexts to a polymerizer; after a time period, the polymerizer summates the collected ciphertexts about the electric quantity used by the user, and then decrypts the ciphertexts to obtain the plaintext of the electric quantity sum used by the user during the time period; finally the polymerizer sends the plaintext to a charging department, and the charging department calculates to obtain the electric utilization charge of the user. In the charging method disclosed by the invention, the electric quantity condition consumed by the user cannot be obtained by any department except the polymerizer, and the consumption details cannot be known, thus furthest ensuring the security of user information ...

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Номер записи: 26