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31results about How to "Taking into account features" patented technology

Combined PNP-trench isolation RC-GCT component and preparation method thereof

The invention discloses a combined PNP-trench isolation RC-GCT (reverse conducting-gate commutated thyristor) component. The entire component is divided into an A-GCT (asymmetric gate commutated thyristor) and a PIN diode. The A-GCT is structurally characterized in that a wavelike P base region and a P+ base region are sequentially arranged in the upward direction of an N- region; an N+ cathode region is arranged on the upper surface of the middle section of the P+ base region, which corresponds to the wave crest of the wavelike P base region; a cathode aluminum electrode constitutes the upper surface of the N+ cathode region; gate aluminum electrodes are respectively arranged on the upper surfaces of the P+ base regions on two sides of the N+ cathode region; and an N buffer layer and a transparent P+ anode region are arranged in the downward direction of the N- region. The PIN diode is structurally characterized in that a P base region and a P+ base region are sequentially arranged in the upward direction of an N- region; a cathode aluminum electrode is arranged on the surface of the P+ base region; an N buffer layer is arranged in the downward direction of the N- region; and an N+ cathode region I of the PIN diode, a P+ short-circuit region and an N+ cathode region II of the PIN diode are arranged side by side below the N buffer layer. The invention further discloses a method for preparing the combined PNP-trench isolation RC-GCT component. The invention can effectively improve the characteristics of the PIN diode in reverse recovery, thus dispensing with the control on the minority carrier lifetime.
Owner:XIAN UNIV OF TECH

Touch display screen and touch display device

The invention discloses a touch display screen and a touch display device. The touch display screen comprises an array substrate, a color film substrate, a group of first electrode lines, a group of second electrode lines and high-resistance transparent conductive shielding layers, wherein the array substrate and the color film substrate are symmetrically arranged; the group of first electrode lines is arranged on the array substrate or the color film substrate; the group of second electrode lines is arranged on the array substrate or the color film substrate and is in intersection arrangement with the group of first electrode lines; and the high-resistance transparent conductive shielding layers are arranged on the color film substrate and are positioned on the group of first electrode lines and the group of second electrode lines. The resistance value of the high-resistance transparent conductive shielding layers is higher, thus projection electric field signals between the first electrode lines and the second electrode lines can pass through the high-resistance transparent conductive shielding layers, and the implementability of touch operation is ensured; and in addition, the transparent conductive shielding layers per se have conductivity, when a display screen is touched by external static electricity, electrostatic charges can be quickly led out and connected with the ground by the transparent conductive shielding layers, the electrostatic damage to the display screen due to the electrostatic charges can be prevented, and the display effect is further increased.
Owner:BEIJING BOE OPTOELECTRONCIS TECH CO LTD

Lithium ion secondary battery

A lithium ion secondary battery includes a positive electrode capable of absorbing and desorbing lithium ion, a negative electrode capable of absorbing and desorbing lithium ion, a porous film interposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte: the porous film being adhered to a surface of at least one of the positive electrode and the negative electrode; the porous film including a filler and a resin binder; the resin binder content in the porous film being 1.5 to 8 parts by weight per 100 parts by weight of the filler; and the resin binder including an acrylonitrile unit, an acrylate unit, or a methacrylate unit.
Owner:PANASONIC CORP

Relative radiation correction method for wide-view-field linear array CCD (Charge Coupled Device) camera

ActiveCN102752504ASolve the non-uniformity of illumination distribution on the image planeTaking into account featuresTelevision system detailsSpectrum investigationCcd cameraCorrection method
The invention relates to a relative radiation correction method for a wide-view-field linear array CCD (Charge Coupled Device) camera, which comprises the following steps: (1) selecting a uniform scene image; (2) dividing sub view fields by dividing detection image elements of the linear array CCD camera into different view fields by separating the view field angles of the wide-view-field linear array CCD camera at preset angular intervals; (3) calculating the widths of different sub view fields and the number of the contained detection image elements; (4) calculating an average value of the detection image elements DN in each of the sub view fields and calculating a yield value of the detection image elements in each of the sub view fields, according to the obtained number of the detection image elements; (5) on the basis of the sub view fields at the angular intervals, re-dividing the sub-view-fields into different sub-view-field areas at equimultiple angular intervals according to the multiple of the angular intervals, repeating the steps (3) and (4) for different areas, thereby performing uniform scene calculation on the sub-view-field areas at different multiple angular intervals; and (6) integrally fitting different yield values of the detection image elements in each of the sub view fields obtained by calculating the sub-view-field areas at different multiple angular intervals, thereby obtaining a relative radiation correction coefficient of the wide-view-field linear array CCD camera.
Owner:CHINA CENT FOR RESOURCES SATELLITE DATA & APPL

Inorganic thermoelectric device having room temperature flexibility and preparation method thereof

The present invention discloses an inorganic thermoelectric device having room temperature flexibility for the first time. The inorganic thermoelectric device comprises an upper substrate, a lower substrate, an electrode, an anti-diffusion layer, and a thermoelectric bulk material having room temperature flexibility, wherein the upper substrate, the lower substrate, the electrode, and the anti-diffusion layer are all flexible inorganic materials. The inorganic thermoelectric bulk material having room temperature flexibility is used for preparing the thermoelectric device, and can take accountof both the thermoelectric performance and the flexibility of the thermoelectric device. The preparation method of the thermoelectric material is simple, achieves the construction of the p / n thermoelectric material, can further improve the performance of the obtained thermoelectric devices, and has important research and promotion significance.
Owner:WUHAN UNIV OF TECH

Green plum and lycium fruit wine brewing technology

The invention relates to a green plum and lycium fruit wine brewing technology. The technology comprises the following steps that green plums and lycium are crushed after being mixed with water according to the proportion to obtain fruit mash; potassium metabisulfite, pectinase and a deacidification agent are added into the fruit mash, and the mixture is stirred uniformly and stands for enzymolysis; the mixture is fermented primarily and secondarily, clarified and sterilized to obtain finished fruit wine. The technology has the advantages that enzymolysis and two-time fermentation are carried out on the fruit mash obtained after the green plums and the lycium are mixed to manufacture the fruit wine, consideration is given to the suitable brewing characteristic and nutrition healthcare value of the two fruits, and by the adoption of the scientific fermentation environment and parameter control, the manufactured fruit wine has double healthcare effects and is good in drinking mouthfeel.
Owner:YIBIN UNIV

Electromagnetic invisible sleeve structure for inner wall surface of air inlet channel

The invention discloses an electromagnetic invisible sleeve structure for the inner wall surface of an air inlet channel. The electromagnetic invisible sleeve structure comprises a wave-transparent material inner wall surface and an air inlet channel main body structure which are sequentially arranged outwards in the radial direction, a gap is reserved between the inner wall surface of the wave-transmitting material and the air inlet channel main body structure, and a plurality of reinforcing rib supporting parts are arranged in the gap, are respectively fixed on the inner wall surface of thewave-transmitting material and the air inlet channel main body structure and are used for ensuring the structural strength of the sleeve; other positions in the gap are filled with wave-absorbing filling material layers; the wave-absorbing filling material layer comprises a wave-absorbing coating and a PMI foam layer; the wave-absorbing coating is respectively coated on the inner wall surface of the air inlet channel main body structure and the surface of the reinforcing rib supporting part; according to the sleeve structure provided by the invention, the cavity effect of the air inlet channelduring radar wave irradiation can be effectively reduced, and the problems that a stealth coating in the air inlet channel pipeline is easy to fall off and difficult to maintain can be prevented, sothat the optimal electromagnetic stealth performance is obtained under the condition that the aerodynamic performance of the air inlet channel is not changed.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Solar photovoltaic power generation maximum power point tracing control system and method

The invention relates to the technical field of solar cell maximum power point tracing control in a photovoltaic system, in particular to a solar photovoltaic power generation maximum power point tracing control system and method. The solar photovoltaic power generation maximum power point tracing control system comprises a PV array, a voltage conversion unit, a voltage sensor, a current sensor, an MPPT control module, a PWM converter, a grid-connected inverter and an alternating-current power grid. The invention further provides a solar photovoltaic power generation maximum power point tracing control method, the problem that the steady-state performance and the dynamic performance of a fixed step length algorithm are mutually contradictory is solved, system shock is reduced, and the tracing time is short.
Owner:刘博文

Backlight module and display device

InactiveCN113138494AGood viewing angle uniformityTaking into account the uniformity of light outputNon-linear opticsLight guideDisplay device
The invention provides a backlight module and a display device. The backlight module comprises a substrate, a plurality of light-emitting units, a light guide layer and a light reflecting layer. The design of the ultrathin flexible backlight module is achieved, and it is guaranteed that the overall thickness of the backlight module does not exceed 0.3 mm; a direct type light emitting mode is adopted, it is guaranteed that backlight has good visual angle uniformity when bent at different angles, no uniform light film structure exists in the backlight module, a net point structure is manufactured on the surface film surface of the lamp panel, light emitting uniformity at different positions of the front face is achieved through the combined action of the optical waveguide and the net point structure, the thinning of backlight and the light emitting uniformity of the whole surface are guaranteed, the light emitting uniformity and the bending characteristic of the backlight are considered, the light emitting uniformity of the whole surface is achieved, meanwhile, the overall lighting effect of the lamp panel can be improved, and the ultrathin flexible backlight with the higher lighting effect is achieved.
Owner:WUHAN CHINA STAR OPTOELECTRONICS TECH CO LTD

Dual-redundancy FC network transmission system

A dual-redundancy FC network transmission system comprises a sending end and a receiving end. The sending end comprises two buffer areas, two FC ports which are respectively connected with the two buffer areas in series, and a sending end controller which is used for sending data frames to the two buffer areas at the same time; the sending also comprises a sending control module which is used for receiving a blocking signal sent by one FC port when the FC port is blocked; the receiving end comprises a serial number checking module and a redundancy eliminating module, wherein the serial number checking module is used for receiving data transmitted by the two FC ports and detecting and filtering the continuity of the SN, and the redundancy eliminating module is connected with the serial number checking module in series and is used for eliminating repeated frames; the receiving module also comprises an out-of-order rearrangement module which is connected with the redundancy elimination module in series, rearranges the received out-of-order frames and reports data frames. According to the dual-redundancy FC network transmission system provided by the invention, the risks of frame loss, disorder and the like in an existing FC redundant network method are solved, and an obvious effect is achieved for improving the data transmission reliability of the FC network in safety-critical application.
Owner:CHINA AVIATION OPTICAL-ELECTRICAL TECH CO LTD

Mobile terminal, rigid-flex board and manufacturing method thereof

The embodiment of the invention discloses a mobile terminal, a rigid-flex board and a manufacturing method of the rigid-flex board. The rigid-flex board comprises a flexible board, a rigid board, a first element and a second element, wherein the flexible board comprises a first patch part; the first patch part comprises a first surface and a second surface opposite to the first surface; the firstelement is attached to the first surface; a first welding end is arranged on the second surface; the rigid board comprises a third surface and a fourth surface opposite to the third surface; a secondwelding end corresponding to the first welding end is arranged on the third surface; the second element is attached to the fourth surface; and the second surface is attached to the third surface so asto weld and fix the first welding end and the second welding end to achieve connection of the flexible board and the rigid board. The rigid board can be directly welded to the flexible board throughthe chip mounting technology, the production cost is low, the rigid board and the flexible board can be combined to form a rigid-flex board, and the characteristics of the flexible board and the characteristics of a printed circuit board are considered at the same time.
Owner:GUANGDONG XIAOTIANCAI TECH CO LTD

Stone simmer electric barbecue oven

The invention discloses a stone simmer electric barbecue oven, and relates to a smokeless electric barbecue oven capable of being combined with a stone simmer barbecue technology, and particularly discloses an electric barbecue oven which heats stone or charcoal with an oven core and then the stone or the charcoal as a common heat source radiates kebabs on a barbecue turnplate. The electric barbecue oven, and relates to a smokeless electric barbecue oven capable of being combined with a stone structurally comprises an oven rack, the oven core, the turnplate and the like, a detachable stone collection barrel is additionally arranged in the oven core, and the turnplate is detachably and rotationally arranged outside of oven core in a sleeving mode; meanwhile, the stone collection barrel is a hollow-out barrel provided with a stone collection cavity and a plurality of charcoal collection bars, the stone or the charcoal is placed in the stone collection cavity, the charcoal is placed in the charcoal collection bars, and a plurality of small holes are formed in the charcoal collection bars for communication so that the heat in the oven core can heat the charcoal in each charcoal collection bar and the stone or the charcoal in the stone collection cavity through the small holes. The heated stone and charcoal and the heat of the oven core can barbecue the kebabs on the outer circumference of the turnplate together. The barbecue oven has the electric mode, the charcoal mode and the stone simmer mode at the same time, so that no smoke, taste and unique flavor of kebabs are considered at the same time, and the increasing barbecue requirements of people are met.
Owner:宁波松园机电科技有限公司

Absolute radiometric calibration method for medium wave infrared focal plane array detector

InactiveCN105181150ATechnical Problems in Realizing Absolute Radiation CorrectionTaking into account featuresPyrometry using electric radation detectorsTarget arrayEarth surface
The invention provides an absolute radiometric calibration method for a medium wave infrared focal plane array detector. The absolute radiometric calibration method comprises the steps of: establishing an absolute radiometric calibration model, carrying out absolute radiometric calibration, utilizing an array detector with high calibration precision as a reference array detector, and carrying out cross calibrating on a target array detector; determining a cross calibrating reference array detector according to a ratio requirement for spatial resolution of the reference array detector and spatial resolution of the target array detector; selecting a calibration region through an earth surface uniformity requirement and observation parameter requirement; and acquiring radiation brightness at an entrance pupil position of the target array detector, and calculating to obtain an absolute radiometric calibration coefficient finally. The absolute radiometric calibration method solves the technical problems of the absolute radiometric calibration method for the medium wave infrared focal plane array detector without a full optical-path onboard blackbody device.
Owner:CHINA CENT FOR RESOURCES SATELLITE DATA & APPL

Non-aqueous electrolyte considering high-temperature characteristic and normal-temperature cycle, application thereof and lithium ion battery

The invention relates to a non-aqueous electrolyte considering high-temperature characteristics and normal-temperature circulation, an application thereof and a lithium ion battery. Based on the totalweight, the non-aqueous electrolyte comprises the following components in percentage by mass: 70-90% of a non-aqueous organic solvent, 5-20% of electrolyte lithium salt and an additive, based on thetotal weight of the non-aqueous electrolyte, the additive comprises 0.1-2.5% of lithium difluorophosphate, 0.1-2.5% of propane sultone, 0.5-3% of lithium bis (fluorosulfonyl) imide, 0.1-1% of tetravinyl silane and 0.1-1.5% of lithium difluorobis (oxalato) phosphate. The non-aqueous electrolyte disclosed by the invention is good in stability under high voltage, relatively good in circularity, relatively small in gas production rate in the aspect of high-temperature storage and relatively small in DCR growth, and can improve the electrochemical characteristics of the lithium ion battery under high temperature and high pressure.
Owner:ENVISION DYNAMICS TECH (JIANGSU) CO LTD +1

Cache allocation method for video data

The invention provides a cache allocation method for video data, which comprises the following steps of: 1) establishing N memory pools according to a video type and historical playing information, and calculating and allocating initial size values of the N memory pools according to a code rate and the historical playing information of a current video request; 2) dividing each memory pool into a plurality of memory blocks; allocating an initial size value of each memory block; 3) determining a memory pool to which cache is allocated according to the video type of the current video request, andcaching the current video frame data in the memory pool; and 4) adjusting the size value of the memory block of the memory pool according to the memory state of the memory pool after caching the current video frame data. By adopting the cache allocation method of the video data, the characteristics of the video can be considered, the problems of low hit rate and memory waste caused by size valuetransformation of the video data when the video resolution is switched are particularly solved, and the memory utilization rate is effectively improved.
Owner:ZHENGZHOU SEANET TECH CO LTD

Process for brewing fruit wine with green plums and jujube

The invention relates to a process for brewing fruit wine with green plums and jujube. The process includes steps of proportionally mixing the green plums, the jujube and water with one another to obtain first mixtures, and then crushing the first mixtures to obtain fruit mash; adding potassium metabisulfite, pectinase and acid reducing agents into the fruit mash, uniformly stirring the potassium metabisulfite, the pectinase, the acid reducing agents and the fruit mash to obtain second mixtures, and allowing the second mixtures to stand still to carry out enzymatic hydrolysis; primarily and secondarily fermenting the second mixtures to obtain fermentation materials, and clearing and sterilizing the fermentation materials to obtain the fruit wine which is a finished product. The process has the advantages that the fruit mash is obtained after the green plums and the jujube are mixed with one another, the fruit wine is made of the fruit mash by means of enzymatic hydrolysis, primary fermentation and secondary fermentation, and accordingly suitable brewing characteristics and nutrition and healthcare value of the green plums and the jujube which are fruits are taken into sufficient consideration; double healthcare effects can be realized by the brewed fruit wine owing to scientific fermentation environments and parameter control, and the fruit wine has excellent drinking taste.
Owner:YIBIN UNIV

Server flexible deployment method based on user geographic information, server flexible deployment equipment based on user geographic information, and readable storage medium

ActiveCN109966736AAddressing Fairness NeedsTaking into account cross-regionalVideo gamesIp addressGeolocation
The invention provides a server flexible deployment method based on user geographic information. The method comprises the following steps that Step 1, a first server obtains geographic position data of user sides; Step 2, the first server calculates a geographic position center between user sides; Step 3, the first server screens out a cloud data center list near the geographic position accordingto the geographic position center, enables each cloud data center in the list to deploy service resources, obtains an IP address list and sends the IP address list to the user sides; Step 4, the firstserver obtains network performance parameters of each cloud data center in the list and the user sides; and Step 5, the first server specifies a main server in the cloud data center list according toa first rule. Therefore the fairness requirement of the network service environment is built; meanwhile, the transregional and diversified interaction characteristics of Internet service are considered; and the participation limitation among transregional users is eliminated, so that network service users in different regions can be equally treated.
Owner:绎谛数据科技(上海)有限公司

Installation structure of rolling door motor and installation method of rolling door motor

The invention discloses an installation structure of a rolling door motor. The installation structure comprises a motor, an installation plate and a rolling shaft gear, wherein the motor and the rolling shaft gear are arranged on the installation plate, an output shaft of the motor is connected with the rolling shaft gear by a transmission mechanism so as to drive a rolling door to move upwards and downwards, an upper positioning block and a lower positioning block are arranged at a position, corresponding to the motor, of the installation plate, the bottom of the motor is positioned and arranged on the installation plate by the upper positioning block and the lower positioning block, and the bottom of the motor is pushed to be connected between the upper positioning block and the lower positioning block from a side surface of the installation plate. Different from the prior art, the installation structure of the rolling door motor has the advantages that a fixing mode of a leg and a stud in the prior art is changed to a fixing mode that the bottom of the motor is inserted from the side surface of the installation plate, under the effects of the upper positioning block and the lower positioning block, the motor can be fixed on the installation plate by a bolt after being pushed from the side surface, and the installation structure has the advantage of novel structure and is rapid and convenient to install.
Owner:ZHANGZHOU CHANGTAI NEW QILIN MACHINE

Blending type clothing lining elastic foaming material and preparation method thereof

The invention discloses a blending type clothing lining elastic foaming material which comprises a TDI group and an MDI group which are blended, and the mass ratio of the TDI group to the MDI group is 20:(6.5-12); the TDI group comprises the following components in parts by mass: 1000 parts of isocyanate TDI, 100-120 parts of polyether, 2-5 parts of ethylene glycol, 3-5 parts of phenol and 1-2 parts of polysiloxane copolymer, and the isomer ratio of 2, 4-TDI to 2, 6TDI of the isocyanate TDI is 100:(25-35); and the MDI group comprises the following components in parts by mass: 1000 parts of diphenylmethane diisocyanate, 30-35 parts of polyether, 2-5 parts of ethylene glycol, 2-3 parts of phenol, 5-6 parts of silicone oil and 2-3 parts of dichloromethane. The material has the characteristics of high resilience and high elastic recovery degree, is soft and comfortable in contact, has TDI characteristics and MDI characteristics, is washable and anti-deformation, and can prolong the service life of clothes. A blending foaming process is performed after the TDI group and the MDI group are respectively foamed, so that the requirement of fiber uniformity is met, the stable and reliable quality of the elastic foaming material is ensured, the raw material cost of the foaming material is reduced, and the market competitiveness is relatively high.
Owner:TAICANG AN YOU NO WOVEN SCI TECH CO LTD

Method for detecting dormancy degree of seed of phellodendron amurense Rupr. at constant temperature and application thereof

The invention belongs to the field of plant plantation, and specifically relates to a method for detecting a dormancy degree of a seed of phellodendron amurense Rupr. at constant temperature and an application thereof. The method comprises the following steps: soaking seeds of the phellodendron amurense Rupr. in water for 18-32 hours, then placing the seeds at a temperature of 0-6 DEG C for performing low temperature treatment, and arranging repeating groups of not less than 50 seeds per group; and splitting the seeds, regarding visible white radicle as marks of seed germination, starting fromthe 45th day, observing and recording the number of germinated seeds every 12-16 days, and taking out the germinated seeds until more than 90% of the seeds are germinated or the newly added germination rate is less than 1% for 30 consecutive days. The invention provides an efficient and accurate method for detecting the dormancy degree of the seed of the phellodendron amurense Rupr. at the constant temperature, and the method plays a practical and effective guiding role for a dormancy mechanism of the seeds of the phellodendron amurense Rupr., a seed dormancy release method, and optimizationof a cultivation strategy, and the like, thereby further promoting technology popularization and survival rate guarantee for artificially planting the phellodendron amurense Rupr..
Owner:INST OF MEDICINAL PLANT DEV CHINESE ACADEMY OF MEDICAL SCI

Edible mushroom recombinant product, and preparation method and application thereof

The invention provides an edible mushroom recombinant product, and a preparation method and an application thereof. The edible mushroom recombinant product is prepared from the following raw materialsin parts by weight: 10-30 parts of white beech mushroom, 8-25 parts of agaricus blazei murill, 15-40 parts of pleurotus eryngii, 8-20 parts of lentinus edodes, 20-40 parts of crab mushroom, 1-15 parts of starch and 1-10 parts of trehalose. The specific edible mushrooms are mixed with starch and trehalose, and the edible mushroom recombinant product is prepared from the raw materials constructed by the components in specific proportion, has good gel strength and is suitable for the elderly to eat in the premise of meeting the nutritional and energy needs of the elderly. The method provided bythe invention is soft and delicious, is suitable for the elderly to eat, has balanced nutrition, takes into account the physiological characteristics and nutritional needs of the elderly, and can realize standardized and industrialized production.
Owner:木兰主食加工技术研究院

Alarm notification management system and alarm notification management method

PendingCN114785665ATaking versatility into considerationTaking into account featuresTransmissionComputer networkReliability engineering
The embodiment of the invention provides an alarm notification management system and an alarm notification management method, which are used for accessing an alarm notification from an external system through an alarm notification access node. And the rule node converts the accessed alarm notification into an alarm notification in a preset format according to a preset rule. And the configuration node configures alarm sending information, wherein the alarm sending information at least comprises an alarm receiver. And the content assembly node assembles the alarm notice and the alarm sending information after format conversion to obtain an assembly notice. And finally, the alarm notification reporting node reports the assembly notification to an alarm receiver. According to the alarm notification management system and the alarm notification management method provided by the invention, the notification management process is abstracted into an assembly line, the whole process is divided into a plurality of key nodes, and each node is assembled according to the dependency relationship, so that not only can the notification information of different alarm systems be compatible, but also the universality and the business uniqueness can be considered at the same time.
Owner:HISENSE VISUAL TECH CO LTD

Sodium niobate-based lead-free ferroelectric ceramic material with energy storage and photovoltaic effects and preparation method of sodium niobate-based lead-free ferroelectric ceramic material

The invention discloses a sodium niobate-based lead-free ferroelectric ceramic material with energy storage and photovoltaic effects and a preparation method of the sodium niobate-based lead-free ferroelectric ceramic material, the general formula of the ceramic material is (1-x) NaNbO3-xLa (Mn0. 5Ni0. 5) O3, x represents the molar ratio of La (Mn0. 5Ni0. 5) O3 in the total mass, and the value of x is 0.05-0.2. The ceramic material is prepared through the process steps of burdening, pre-sintering, ball milling, tabletting, non-pressure closed sintering and the like. The preparation method is simple, good in repeatability and high in yield, the obtained ceramic material has a photovoltaic effect, high energy storage density and energy storage efficiency, high Curie temperature and dielectric breakdown strength and ultrafast charge and discharge speed, when the value of x is 0.05, the highest effective energy storage density and energy storage efficiency are 1.77 J / cm < 3 > and 77.5% respectively, the dielectric breakdown strength is 200kV / cm, and the charging and discharging speed t0.9 is less than 50ns; when the value of x is 0.2, the maximum short-circuit current density is obtained, Jsc is 60 nA / cm < 2 >, and at the moment, the open-circuit voltage Voc is 0.71 eV.
Owner:SHAANXI NORMAL UNIV

Single-phase adaptive phase-locking device and method

PendingCN111566938ARemove high frequency componentsEliminate high frequency harmonic componentsPulse automatic controlSoftware engineeringIntegral controller
The embodiment of the application discloses a single-phase adaptive phase-locking device and method. The single-phase adaptive phase-locking device includes: a phase detector, a proportional-integralcontroller, a dynamic notch filter and a voltage-controlled oscillator, wherein the phase detector is used to obtain the phase error signal according to the single-phase grid voltage signal and the first output voltage signal of the voltage controlled oscillator; the proportional integral controller is used to perform proportional integral adjustment on the phase error signal, to filter out the noise components and high frequency components in the phase error signal, and to generate a first phase deviation signal; the dynamic notch filter is used to notch the first phase deviation signal, to filter out the high-frequency component of the first phase deviation, and to obtain a second phase deviation signal; and the voltage-controlled oscillator is used to adjust the first output voltage signal to be the second output voltage signal according to the second phase deviation signal. The embodiments of the present application can effectively eliminate high-frequency components in the outputsignal of the single-phase phase-locked loop, and at the same time take into account the dynamic response and steady-state performance of the single-phase phase-locked loop.
Owner:SHINRY TECH

Remote sensing image smoke detection method based on feature fusion

The invention discloses a feature fusion-based remote sensing image smoke detection method. A feature fusion-based convolutional neural network provided by the invention mainly comprises three parts: a backbone network, a global feature branch and a local feature branch, wherein the backbone network is used as a preliminary feature extractor; the global feature branch is used for extracting global features such as repeated textures; the local branches are used for extracting significant features in the local key area; smoke in the remote sensing image has different shapes, textures and ranges, and smoke detection is facilitated by considering global features and local features. According to the remote sensing smoke detection method disclosed by the invention, the highest detection precision 96.22% is obtained on a public remote sensing data set.
Owner:SOUTHEAST UNIV
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