Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

1185 results about "Short cycle" patented technology

A short period cycles is a cycle length shorter than 21 days. If you can seem to go for 21 days without having a period, then you may have a shortened menstruation cycle. It is widely believed that a normal cycle is 28 day long.

Multi-element composite nano-material, preparation method thereof and application thereof

The invention provides a multi-element composite nano-material for a super capacitor, and a preparation method of the nano-material. The nano-material comprises a carbon material, metal oxide and conducting polymer, and components of the nano-material can be two or more than two materials. By the aid of the characteristics such as fine electrical conductivity, long cycle life and high specific surface area of the carbon material, high pseudo-capacitance of the metal oxide and low internal resistance, low cost and high operating voltage of the conducting polymer, different types of electrode materials generate synergistic effects, advantages are mutually combined, shortcomings are mutually weakened, the energy storage characteristics of an electric double-layer capacitor and a pseudo-capacitor are simultaneously made full use of, a composite electrode material with high power density, fine circulating stability and higher energy density is prepared, and the multi-element composite nano-material is excellent in comprehensive performance when used for an electrode of the super capacitor, has the advantages of simple preparation process, short cycle, low cost and the like, and is suitable for large-scale industrial production.
Owner:中科(马鞍山)新材料科创园有限公司

Preparation method of nitrogen doped graphene/ metal oxide nanometer composite material

The invention discloses a preparation method of a nitrogen doped graphene / metal oxide nanometer composite material. The preparation method comprises the following steps of: weighing graphene and metal salt the cation of which is trivalent or quadrivalent to be added in a dispersant, and then carrying out ultrasonic dispersion to obtain mixed liquor; (2), reacting the mixed liquor obtained in the step (1) with alkaline air on a gas-liquid interface for 3-12hours at the temperature of 60-200 DEG C, cooling, centrifuging, washing a precipitate and drying to obtain powder; and (3) introducing the alkaline air or a mixed gas of the alkaline air and inert gas, maintaining the powder to be at the constant temperature of 600-900 DEG C for 2-6 hours, and cooling to room temperature to obtain the nitrogen doped graphene / metal oxide nanometer composite material. According to the invention, the conductibility and interface action of the composite material obtained by the method provided by the invention are improved due to the doping of nitrogen; and the method provided by the invention has the advantages of simple process, cheap cost, high productive rate, short cycle and the like, and is environment-friendly, and can be suitable for industrialization large-scale production.
Owner:SOUTH CHINA UNIV OF TECH

Method for automatic caching construction of massive timing sequence remote-sensing images in cloud environment

Provided is a method for automatic caching construction of massive timing sequence remote-sensing images in a cloud environment. The method for automatic caching construction of the massive timing sequence remote-sensing images in the cloud environment comprises the steps of carrying out data optimization partition on sub-scene data which are received newly in a fixed time interval aiming at imaging caching construction characteristics in the Hadoop cloud environment, carrying out single-scene or multi-scene data caching calculation, wherein a scene is of a data-block particle size, influencing task scheduling of caching slices through optimizing placement of data blocks in the cloud environment, and thus achieving an automatic caching construction process through a plurality of continuous small-batch MapReduce tasks in time in a condition that time sequence images continuously reach. The method for automatic caching construction of the massive timing sequence remote-sensing images in the cloud environment exerts the characteristic of data localization calculation of MapReduce as far as possible through a plurality of optimizing strategies, can carry out rapid construction and update of various caching services of time sequence reaching remote-sensing data in a short cycle by using scalable cloud computing capacity provided by Hadoop, is applicable to remote-sensing images with different space temporal resolutions and different data sources, and has good universality.
Owner:WUHAN UNIV

Embedded satellite configuration

InactiveCN106742063AReduce feature sizeReduce the inertia of the whole starCosmonautic power supply systemsArtificial satellitesSpace environmentSolar cell
The invention provides an embedded satellite configuration. The embedded satellite configuration comprises a platform cabin, a loading cabin, a docking locking-unlocking mechanism, a non-contact magnetic suspension direct force control mechanism and a solar cell array. The platform cabin is in a hollow annular structure; the loading cabin is arranged in the platform cabin; the docking locking-unlocking mechanism and the non-contact magnetic suspension direct force control mechanism are arranged between the platform cabin and the loading cabin respectively; the solar cell array is arranged on the side of the platform cabin. Ultrahigh-precision ultrahigh-stability control requirements of satellites are met, quality characteristics and agile mobility performances of the satellites are improved, a loading space environment is improved, and influences of platform disturbance and thermal cycling on satellite loading are reduced. According to a design conception of non-contact split design and centralized control, the embedded satellite configuration has advantages of structural configuration compactness, high control precision, high environmental adaptability, low development risk, short cycle and simplicity and feasibility in integration and final assembly.
Owner:SHANGHAI SATELLITE ENG INST

A novel preparation method for LiFePO4/C composite positive pole material

The invention discloses a LiFePO4/C composite anode material and a method for preparing the same, and in particular relates to a method for preparing a lithium ion buttery anode material. The LiFePO4/C composite anode material is synthesized by a liquid phase evaporation drying method, and the method comprises the following steps: firstly, according to a stoichiometric ratio, weighing certain amount of lithium source compounds, iron source compounds and phosphonium source compounds to prepare mixed solution with certain concentration, and adding right amount of carbon sources; secondly, synthesizing a precursor by controlling the reaction temperature, the stirring speed and the ultrasonic dispersion; thirdly, drying and grinding the precursor; and finally, processing the precursor powder at a temperature of between 500 and 800 DEG C for 2 to 15 hours, and cooling the product to room temperature to obtain the LiFePO4/C composite anode material. The method has the advantages of easy control, low energy consumption, short cycle, lithium source saving, low cost and the like; and the LiFePO4/C composite anode material prepared by the method has the characteristics of high purity, small particle size, even distribution of particles, good electrochemical performance and the like.
Owner:SHANGHAI HUAMING HI TECH GRP +1
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products