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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 22. Отображено 22.
27-06-2023 дата публикации

Image interaction segmentation method and device, equipment and storage medium

Номер: CN116342629A
Автор: WEI ZONGQI, XIE YIFENG, HU SIXING, WU RUIZHENG, WU HAILANG, JIANG NIANJUAN, SHEN XIAOYONG, LYU JIANGBO
Принадлежит:

The invention relates to an image interaction segmentation method and device, equipment and a storage medium. The method comprises the following steps: firstly, obtaining a to-be-segmented target image containing a target object; then in response to a first interaction triggering operation of a user, performing target area selection on the target image to obtain a target area image containing a target object in the target image; secondly, performing saliency segmentation on the target area image to obtain a saliency segmentation result, and performing initialized mapping according to the saliency segmentation result to obtain an initialized mapping result; and in response to a second interaction triggering operation of the user, performing interaction segmentation processing on the target image by using an interaction segmentation algorithm according to the initialized mapping result to obtain an interaction segmentation result. With the adoption of the method and the device, after the ...

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Номер записи: 1
25-07-2023 дата публикации

Circulating well experimental device

Номер: CN116486680A
Автор: PU SHENGYAN, LIU SHIBIN, HUANG WENBIN, WANG PENG, XIE YIFENG, LI BOWEN
Принадлежит:

The invention discloses a circulating well experimental device, and relates to an underground water experimental device, which solves the problems that the device in the prior art cannot be recycled and has a single function, and has the key points of the technical scheme that the circulating well experimental device comprises a sand box and a circulating well assembly; the circulating well assembly is inserted into the sand box; the circulating well assembly comprises a plurality of working units and can meet the simulation experiment requirements of multiple types of circulating wells; the working units are connected through threads. And the purpose of recycling is achieved.

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Номер записи: 2
10-12-2014 дата публикации

Automatic prediction and evaluation method for power distribution reliability index of power distribution network

Номер: CN104200392A
Автор: SHEN CHUNLIN, HUANG ZHUZHI, GU WEIHUA, WANG QI, HUANG JIANWEI, SHU NENGWEN, CHU JIANXIN, WU FANGLIN, XU ZHANGJIAN, ZHU SHENGTAO, DENG LIANG, LIU QUN, MI JUNLIANG, PAN KEQIN, QIAN FENGQIANG, XIE YIFENG, YE YUQING, FANG FENGLEI, FENG CHAOLI, CHEN MINGQIANG, CHEN WUJUN
Принадлежит:

Disclosed is an automatic prediction and evaluation method for a power distribution reliability index of a power distribution network. The automatic prediction and evaluation method for the power distribution reliability index of the power distribution network is based on a primary wiring diagram generated by a CIM (common information model) standard graph model library, a switch needing to be switched off in overhaul is arranged on a wiring diagram, whether a circuit carries electricity after the switch is switched off is judged automatically, islands are defined automatically, distribution boxes to which every island is related are automatically detected, predicted values of urban power distribution reliability indexes and predicted values of urban and rural power distribution reliability indexes are automatically calculated and are compared with a standard value of the urban power distribution reliability indexes stipulated by state grid and a standard value of the urban and rural power ...

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Номер записи: 3
02-04-2014 дата публикации

Real-time on-line prediction method for characteristic parameters of direct current micro grid

Номер: CN103698629A
Автор: ZHUO FANG, XIONG LIANSONG, LI CHEN, XIE YIFENG, ZHU MINGHUA
Принадлежит:

The invention discloses a real-time on-line prediction method for characteristic parameters of a direct current micro grid. The method comprises the following steps of 1) acquiring a disturbance current value Ik of a disturbed node of a direct current micro grid system in real time at a sampling time interval of Ts, and constructing a disturbance current value ARRAY[I1, I2, I3, I4 and I5] according to the acquired disturbance current value Ik; 2) calculating four order differential derivatives of current values in the disturbance current value ARRAY in real time, i.e. judging that the direct current micro grid system enters a transient process if a first-order differential derivative f(1) is greater than epsilon; or judging that the direct current micro grid system is stable if each order differential derivative is smaller than the preset minute quantity epsilon, continuously acquiring a current value at the next moment, and continuously calculating four order differential derivatives of ...

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Номер записи: 4
30-05-2023 дата публикации

Method for improving quick-break protection performance of asynchronous motor

Номер: CN116191358A
Автор: LI HUI, SONG QINGLIN, LIU HONGBING, CHEN DEKAI, XIE TIANZHU, OUYANG JINSONG, YANG LIU, LI YINGZHUO, HU SHUYI, ZOU XUEXIANG, MIAO JI, CHEN WENHAI, CHEN HAIXI, WU QINGRU, LI QINGXUAN, ZHANG YONGMING, ZHANG CHUNGANG, SUN XI, XIE YIFENG, ZI RONGTAO, SONG CHANGYONG, LEI XINGYU, YANG SHOUQUAN, PENG LIDAN, XU YUE, YIN RAOFANG, FENG YAOYU, CHEN JIONG, DUAN YANQING, CHENG PENG, SHEN JI, ZHOU YING, TANG QIANG, ZHANG WEI, LUO XINYU, FENG MENG, LIU ZHIHONG, CHEN MING, ZHANG NANHUI, YANG PENGJIE, LI LEI, ZHANG GUOWU, ZHU SHENG, JIAO BO, LI RUI, JIANG QIUNAN, YANG JINGHUA, QIAN QINGWEI, ZHANG XIAO
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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Номер записи: 5
11-11-2015 дата публикации

Novel LED display screen external member

Номер: CN0204759955U
Автор: XIE YIFENG
Принадлежит:

The utility model relates to a LED shows technical field, provides an easy dismounting, can reduce cost with installation maintainer intensity of labour's novel LED display screen external member, including the drain pan, locate surperficial equipartition on the drain pan and have the LED face lid in LED lamp fixing hole, be used for the fixed frame of fixed mounting drain pan, be equipped with left slide and right slide on the left and right sides of drain pan respectively, be equipped with upper end cover and bottom end cover on upper end and the lower end of left side slide respectively, be equipped with gliding retaining member from top to bottom on the slide of a left side, the retaining member is on a parallel with and is equipped with the locking slot on the parallel face of drain pan, the opening of locking slot is towards the direction of gravity, fixed frame is last be equipped with can with the locking of the locking slot phase -match chucking of retaining member is protruding ...

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Номер записи: 6
11-08-2023 дата публикации

Method for manufacturing back contact solar cell by adopting laser overlapping exposure ablation

Номер: CN116581167A
Автор: XIE ZHIGANG, XIE YIFENG, HUANG WEIHUI, LIN ZHAOHUI
Принадлежит:

The invention relates to a manufacturing method of a back contact solar cell, which comprises the following steps of: dividing a second main surface of a semiconductor substrate into a first semiconductor region and a second semiconductor region; sequentially forming a first conductive film layer, a first insulating film layer and a laser absorption sacrificial laminated layer on the second main surface of the semiconductor substrate; the laser absorption sacrificial lamination layer comprises a silicon-based laser absorption film layer, a second insulation film layer and a protection film layer which are sequentially formed on the first insulation film layer; and removing a part of the film layer of the laser absorption sacrificial laminated layer on the second semiconductor region by using first laser by adopting a laser exposure ablation process, and sequentially removing the residual laser absorption sacrificial laminated layer, the first insulating film layer and the first conductive ...

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Номер записи: 7
16-09-2015 дата публикации

Curved device in fiber tube evaporimeter plane

Номер: CN0204638812U
Автор: XIE YIFENG
Принадлежит:

The utility model discloses a curved device in fiber tube evaporimeter plane, including the cylinder of operating the mesa with lie in operation mesa lower end, be equipped with the opening on the operation mesa, take turns return bend dynamic wheel group and the return bend fixed wheel group disposed on that the stack constitutes by a plurality of return bends in the opening, return bend dynamic wheel group and cylinder link to each other, also be equipped with on the operation mesa spacing with the stop screw that is used for fixed evaporator coil R angle, stop screw movable mounting is at limiting groove. The utility model discloses a quantity that the return bend was taken turns can increase and decrease according to actual requirements of the processing, can carry out the curved processing in plane to many coil pipes simultaneously, has not only improved the process velocity that bend on the plane, but also has guaranteed processingquality, and the smooth transition of department is ...

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Номер записи: 8
04-11-2015 дата публикации

Novel LED display screen external member

Номер: CN0204740817U
Автор: XIE YIFENG
Принадлежит:

The utility model relates to a LED shows technical field, provides a simple structure, easy dismounting, can reduce cost with installation maintainer intensity of labour's novel LED display screen external member, there is the LED face in LED lamp fixing hole to cover including drain pan and the surperficial equipartition of locating on the drain pan, still be equipped with on the drain pan and can dismantle the mechanical locking device who is connected with frame on the wall, machinery locking device includes rotary device, left bolt and right bolt, and the left and right sides of drain pan is located to left bolt and right bolt telescopic respectively, but and that one end of being close each other of left bolt and right bolt all with rotary device swing joint, through rotary device's rotation operations can the activity so that left bolt and right bolt stretch out and draw back, the both sides that correspond left bolt and right bolt on the drain pan are along being equipped with the ...

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Номер записи: 9
16-04-2014 дата публикации

Traditional Chinese medicine for treating chronic renal failure and preparation method for traditional Chinese medicine

Номер: CN103720836A
Автор: XIE YIFENG, MENG LANFEN, LI LIANG, LUO XUEWEN, ZHAO XIANFENG
Принадлежит:

The invention discloses a traditional Chinese medicine for treating chronic renal failure and a preparation method for the traditional Chinese medicine. The traditional Chinese medicine provided by the invention has the effects of facilitating bowel movement, defecting, clearing away heat and toxins, promoting blood circulation to remove blood stasis, promoting diuresis, relaxing the bowels and eliminating swollen sore; particularly by virtue of the adding of long stephania herb, which is a special kiln medicine in Guangxi, the effects of calming the adverse-rising energy, defecting, reducing serum creatinine and uremia toxins such as urea nitrogen and uric acid can be achieved; the problems of red and swollen anuses and rectum mucosas which are caused in a colon dialysis process and the like are solved, and the dialysis effect is effectively enhanced.

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Номер записи: 10
25-07-2023 дата публикации

Back contact heterojunction solar cell and manufacturing method thereof by adopting laser ablation process

Номер: CN116487454A
Автор: XIE ZHIGANG, LIN JINSHAN, ZHANG CHAOHUA, LIN ZHENPENG, XIE YIFENG, LIN ZHAOHUI
Принадлежит:

The invention relates to a back contact heterojunction solar cell manufacturing method adopting a laser ablation process, and the method comprises the steps: sequentially forming a first conductive film layer and an insulating film layer on a second main surface of a semiconductor substrate, and sequentially forming a silicon-based enhanced adhesion film layer and a laser absorption sacrificial film layer on the insulating film layer; removing the laser absorption sacrificial film layer in a partial area and the silicon-based enhanced adhesion film layer below the laser absorption sacrificial film layer by adopting a laser ablation process, and sequentially removing the exposed insulating film layer and the first conductive film layer below the insulating film layer by adopting a chemical corrosion process; and then chemical cleaning is carried out, and a second conductive film layer is deposited. According to the invention, the silicon-based enhanced adhesion film layer is used as a medium ...

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Номер записи: 11
28-10-2015 дата публикации

Novel LED display screen external member

Номер: CN0204732101U
Автор: XIE YIFENG
Принадлежит:

The utility model relates to a LED shows technical field, provides an easy dismounting, can reduce cost with installation maintainer intensity of labour's novel LED display screen external member, including the drain pan, locate surperficial equipartition on the drain pan and have the LED face lid in LED lamp fixing hole, be used for the frame on the wall of fixed mounting drain pan, be equipped with a plurality of fastening devices on the drain pan, the drain pan passes through fastening device detachable and connects on frame on the wall, the fastening device includes spliced pole, first fastener and second fastener, the frame includes horizontal pole, sheer pole, goes up the mouth of wearing that the second fastener that supplies the fastening device between horizontal pole and the sheer pole passed on the wall, and first fastener can be detained on the sheer pole during locking, and the second fastener can pass mouthful and detain on last horizontal pole, during the dismantlement, only ...

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Номер записи: 12
16-09-2015 дата публикации

R angle device is received to fiber tube evaporimeter

Номер: CN0204638820U
Автор: XIE YIFENG
Принадлежит:

The utility model discloses a R angle device is received to fiber tube evaporimeter, including operating the mesa and lieing in the cylinder of operation mesa lower end is equipped with the opening on the operation mesa, take turns return bend dynamic wheel group and the return bend fixed wheel group disposed on that the stack constitutes by a plurality of return bends in the opening, return bend dynamic wheel group links to each other with the cylinder, department of neighbouring return bend fixed wheel group installs the location strip on the operation mesa. The utility model discloses can receive the processing of R angle to many coil pipes simultaneously, not only improve and received the process velocity at R angle, but also guaranteed processingquality, smooth transition is located to the R angular distortion, has reduced the rejection rate of product.

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Номер записи: 13
02-06-2023 дата публикации

Drainage treatment device, drainage treatment method thereof and air conditioner

Номер: CN116202212A
Автор: XU YUEMEI, CHEN KAI, CHEN WENXIN, XIE YIFENG, ZHU YUNYU
Принадлежит:

The invention relates to a drainage treatment device, a drainage treatment method thereof and an air conditioner, the drainage treatment device comprises a shell, the shell is provided with a water receiving chassis, a first recess and a second recess, the bottom walls of the first recess and the second recess are respectively provided with a first drainage port and a second drainage port, and a plugging part is arranged at the first drainage port; the movable platform is provided with a first surface, the first surface is flush with the surface of the water receiving base plate in the initial state, and in the refrigeration state, when the liquid is larger than or equal to the displacement of the second water outlet, the liquid is accumulated on the water receiving base plate to enable the movable platform to move, and when the liquid is smaller than the displacement of the second water outlet, the first surface and the first pit define a buffer space; and along with the reduction of the ...

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Номер записи: 14
16-09-2015 дата публикации

Refrigerator evaporimeter vulcanizes fixed mould

Номер: CN0204640612U
Автор: XIE YIFENG
Принадлежит:

The utility model discloses a refrigerator evaporimeter vulcanizes fixed mould, include the frame and install last mould and lower mould in the frame vulcanize die holding and are in on the lower mould, last mould and cylinder link to each other, vulcanize the mould by bottom plate and disposed on spacing pin and buckle fixed slot on the bottom plate constitute, spacing pin bottom is connected with the spring, the buckle fixed slot divide into tube sheet buckle fixed slot and temperature sensing pipe strap and detain the fixed slot. Preferably, the vulcanization mould adopt the preparation of cr12mov material to form, rockwell hardness is between 45 -50HRC, finish is not less than the secondary standard. Preferably, last intramode portion be equipped with electric heating pipe. The utility model relates to a rationally, adopt heat conductivity and the higher material producing of hardness to form, the spacing pin that adopts the liftable on the mould carries on spacing fixedly to the aluminum ...

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Номер записи: 15
22-04-2015 дата публикации

Novel precision edge cutting and trimming die

Номер: CN104525688A
Автор: XIE YIFENG
Принадлежит:

The invention discloses a novel precision edge cutting and trimming die which comprises a positioning and sliding vertical four-axis guide rod, a pulling primary leveling varnishing plate, a secondary leveling board, a sizing limit die plate, a movable adjusting precision punch tool and a blanking and waste material receiving cavity bottom plate. A roll steel strip is placed on a tray, the whole novel precision edge cutting and trimming die is mounted on a punching production device, the positioning and sliding vertical four-axis guide rod is adjusted, smoothness of the whole set is ensured, the pulling primary leveling varnishing plate and the secondary leveling board are leveled, the sizing limit die plate is adjusted according to the size needed by production, the movable adjusting precision punch tool is adjusted according to production requirements, levelness of the blanking and waste material receiving cavity bottom plate is ensured, and blanking blockage or unsmooth discharging is ...

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Номер записи: 16
22-04-2015 дата публикации

Novel stamping die

Номер: CN104525725A
Автор: XIE YIFENG
Принадлежит:

The invention discloses a novel stamping die which comprises an upper die holder, a lower die holder, a female die, a lifting column, a punch and a stop block. The lower die holder is arranged below the upper die holder, the female die is arranged on the upper surface of the lower die holder and positioned between the upper die holder and the lower die holder, a punch through hole is formed in the female die, the lifting column is arranged on the lower surface of the upper die holder, the punch is arranged on the lower surface of the lifting column, positioned above the punch through hole and opposite to the punch through hole, and the stop block is arranged on the lower surface of the upper die holder and positioned between the upper die holder and the lower die holder. The novel stamping die has the advantages of simple structure, high stability, long service life, high machining precision and the like.

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Номер записи: 17
14-04-2023 дата публикации

Desert tree planting robot and control method and control system thereof

Номер: CN115956488A
Автор: CHEN XINHAN, LIU MING, ZHANG YEMAO, PAN YU, FU SHUQUAN, LIU HONGYAN, XIE YIFENG, CHEN SHIFAN, ZHONG LITING, GAO HONGLIANG, MO KUN
Принадлежит:

The invention discloses a desert tree planting robot and a control method and a control system thereof, and the method comprises the steps: obtaining a map through positioning, planning a tree planting region on the map, customizing a plurality of small planting regions which are arranged at equal intervals, formulating a moving route, obtaining the environment data of the tree planting region, analyzing the planting conditions of the environment, and carrying out the planning of the tree planting region. The method comprises the following steps: firstly, obtaining the remaining amount information of materials, including the remaining amount of saplings and the remaining amount of water, executing a moving task along a moving route, and stopping at the position of a planting target small area to execute a tree planting task, and the system comprises a GPS module, a control module, a monitoring module, a network communication module and a control terminal, the network communication module ...

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Номер записи: 18
24-12-2014 дата публикации

Integrated monitoring sensor for high-voltage cable operation parameter

Номер: CN104236625A
Автор: ZHU SHENGTAO, SHEN CHUNLIN, HUANG ZHUZHI, GU WEIHUA, HUANG JIANWEI, SHU NENGWEN, GAN YUCHENG, PAN KEQIN, WANG QI, CHU JIANXIN, WU FANGLIN, XU ZHANGJIAN, DENG LIANG, ZHANG HONG, GONG SHU'NENG, YE YUQING, XIE YIFENG, LIU QUN, MI JUNLIANG, ZHANG TAISHAN
Принадлежит:

An integrated monitoring sensor for a high-voltage cable operation parameter comprises a shell. An energy taking device in traditional CT design, a built-in iron core, a Ross coil serving as a current collector, and a temperature sensor in reliable contact with a cable are included in the shell. The integrated monitoring sensor is characterized in that the Ross coil is arranged on the inner layer of the middle of the energy taking device, one end of the shell is provided with a plug connected with a contact, the bottom of the energy taking device is provided with the temperature sensor formed by contact-type temperature sensing resistors, a first pin, a second pin, a third pin and a fourth pin on an aviation connection socket serve as current output ports of the energy taking device, a fifth pin and a sixth pin serve as connection pins of the current collector, and a seventh pin and an eighth pin serve as connection pins of the temperature sensor. The integrated monitoring sensor has the ...

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Номер записи: 19
06-06-2023 дата публикации

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

Номер: CN116231589A
Автор: LI HUI, SONG QINGLIN, LIU HONGBING, CHEN DEKAI, XIE TIANZHU, OUYANG JINSONG, YANG LIU, LI YINGZHUO, HU SHUYI, ZOU XUEXIANG, MIAO JI, CHEN WENHAI, CHEN HAIXI, WU QINGRU, LI QINGXUAN, ZHANG YONGMING, ZHANG CHUNGANG, SUN XI, XIE YIFENG, ZI RONGTAO, SONG CHANGYONG, LEI XINGYU, YANG SHOUQUAN, PENG LIDAN, XU YUE, YIN RAOFANG, FENG YAOYU, CHEN JIONG, DUAN YANQING, CHENG PENG, SHEN JI, ZHOU YING, TANG QIANG, ZHANG WEI, LUO XINYU, FENG MENG, LIU ZHIHONG, CHEN MING, ZHANG NANHUI, YANG PENGJIE, LI LEI, ZHANG GUOWU, ZHU SHENG, JIAO BO, LI RUI, JIANG QIUNAN, YANG JINGHUA, QIAN QINGWEI, ZHANG XIAO, TANG SHIYIN, HUANG ZHIHUA, SU DONGPING, LI XIONGLIANG, CHEN MENGYUAN, HE YUFENG, HUANG XIANG, MAO XUN, HOU RUIWEN, ZHANG JUNYUN, KONG ZHEN, YU XIAO, HU YU, LIU BO, YANG XINYU, LI JUCHENG, LU SHIMA, YANG RUIHUA, LI HAITAO, YAN FENG, LI YUEHAO, WANG YUNKAI, YANG YI, ZHENG TAO, LIU SHAOJUN, SONG YUANYUAN, YAN DINGQIANG, PAN WEIDONG, WANG GUOHAI
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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Номер записи: 20
24-12-2014 дата публикации

Integrated monitoring system and monitoring method for high-voltage cable

Номер: CN104237621A
Автор: ZHU SHENGTAO, SHEN CHUNLIN, HUANG ZHUZHI, GU WEIHUA, HUANG JIANWEI, SHU NENGWEN, GAN YUCHENG, PAN KEQIN, WANG QI, CHU JIANXIN, WU FANGLIN, XU ZHANGJIAN, DENG LIANG, ZHANG HONG, GONG SHU'NENG, YE YUQING, XIE YIFENG, LIU QUN, MI JUNLIANG, ZHANG TAISHAN
Принадлежит:

The invention provides an integrated monitoring system and monitoring method for a high-voltage cable. The system mainly comprises sensors, and the sensors are connected with an analog-to-digital (A/D) converter through a port, connected with a digital signal processor (DSP) through the A/D converter and connected with an upper computer system through a mobile network, wherein the DSP is provided with a flash data storage. The sensors include an integrated collecting sensor and a grounded monitoring sensor, and the ports of the sensors are standard ports so that the two sensors can be conveniently replaced; the integrated collecting sensor comprises an insulated shell in an O-type groove shape, an energy taking CT, a current collector and a temperature sensor, the energy taking CT, the current collector and the temperature sensor are independently arranged in the insulated shell, a hall sensor is used as the grounded monitoring sensor, and the standard ports are eight-core aviation sockets ...

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Номер записи: 21
02-04-2014 дата публикации

Real-time on-line predicting method of alternating current miniature electric network characteristic parameters

Номер: CN103698628A
Автор: ZHUO FANG, XIONG LIANSONG, LI CHEN, XIE YIFENG, ZHU MINGHUA
Принадлежит:

The invention discloses a real-time on-line predicting method of alternating current miniature electric network characteristic parameters. The method comprises the following steps that 1) the disturbance current value Ik of a disturbed node of an alternating current miniature electric network system is collected in real time, the sampling time interval is Ts, and according to the collected disturbance current value Ik, a disturbance current value array [I1, I2, I3, I4, I5, I6] is built; 2) the five-order differential derivative of the current value in the disturbance current value array is calculated in real time: if the one-order differential derivative f(1) is greater than Epsilon, the condition that the alternating current miniature electric network system enters a transient process is judged, if each order derivative is smaller than the preset micro quantity Epsilon, the condition that the alternating current miniature electric network system is stable is judged, the current value at ...

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Номер записи: 22