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131results about How to "Zero cost" patented technology

Intelligent energy storage machine and operating method thereof

ActiveCN102882237AAdd grid-connected power feed functionStable electricity loadBatteries circuit arrangementsAc network load balancingElectric power systemNew energy
The invention provides an intelligent energy storage machine and an operating method thereof. The intelligent energy storage machine is used in a large scale, so that the electrical load of a power grid is relatively stable, the electrical load for the daytime and night is balanced, and the peak load shifting function is realized; and the energy storage machine comprises a miniature wind power and photovoltaic power generation input interface, and a new energy access power system is easily realized. The intelligent energy storage machine comprises a cabinet shell, a control system, an energy device and an energy storage device, wherein the energy device is used for providing energy for the load and comprises a solar energy device, a wind energy device and a mains supply; the electric energy generated by the solar energy device and the wind energy device is stored in the energy storage device; the energy storage device is an energy storage battery pack; the energy storage battery pack is used for storing the energy generated by the solar energy device and the wind energy device and the energy charged by the mains supply; and the control system comprises a wind and photovoltaic complementary controller, a grid-connected inverter, an off-grid inverter, a programmable logic controller (PLC), a battery management system and a bidirectional intelligent electric meter.
Owner:YINLONG ENERGY CO LTD

Technology System to Develop and Support Community News Services with Multi-Dimensional Marketing and Distributed Computing.

A system to create independent, local, online news services is described. User created content is aggregated to create local news services based on geographical segments and independent content contributors. Content is gathered from independent members and then segmented into web pages. Web pages utilize databases to segment the news content based on population by physical location. The content is then further segmented into categories and areas of interest. Individuals, who want to contribute content, are required to become members of a multi-level marketing network. The multi-level marketing network of members monitors an individual member's content that they provide to the news service. A rating system enables members and consumers to evaluate the content. Members are compensated on revenue that they and the members in their multi-level marketing group produce by marketing advertising and business services. The News Event and News Alert System Architecture depicts the major components of the news event and alerting system. The NDS is the primary network service used by MANA. News events are collected and analyzed. Location and category features are compared to each MANA location and category preferences and alerts are generated.
Owner:JOHNSON JR WILLIAM V +1

Image simulation generation method for dot matrix character printing effect

The invention discloses an image simulation generation method for a dot matrix character printing effect. The method comprises the steps of, first, generating needle characters, namely, reading printing character generation parameters specified by a user from a program interface, reading a font file of a specified font size from a font library, analyzing font library dot matrix information of thefont file to generate an image of specified text content, obtaining a dot matrix distribution condition from the image by utilizing a sampling technology, and drawing each printing point of dot matrixcharacters by utilizing a random stroke generation algorithm; then simulating printing defects, which comprises random parameter and random selection control lens fuzzy simulation, noise simulation,excessive ink effect simulation, random damage simulation, texture interference simulation and the like; and finally, zooming the generated simulation image to a set size, and outputting the simulation image as a sample to a file. According to the invention, more data samples are automatically generated according to the statistical characteristics of new data in an idle period by using the server,and intelligent iteration and updating of the bill character recognition algorithm are formed through autonomous incremental training learning.
Owner:SICHUAN UNIV

Compressed air type motor vehicle exhaust waste heat recycling system and method

The invention discloses a compressed air type motor vehicle exhaust waste heat recycling system and method. High-temperature exhaust emitted by a motor vehicle engine serves as a heat source, air serves as a working medium, and an open circulation is formed. A heat exchanger is installed in an air storage tank of the system and used for transferring high-temperature waste heat of motor vehicle exhaust to compressed air in the air storage tank, so that the temperature and the pressure of the compressed air are increased continuously. An air compressor / turbine and a motor play different roles in different working processes of the system, in the air compression stage, the motor is used as an electric motor, consumes electric energy and drives the air compressor to act, and air is compressed and delivered into the air storage tank; and in the high-temperature air expansion stage, the air compressor is used as a turbo-expander, the work generated by high-temperature high-pressure air expansion is converted into mechanical energy, and the motor is driven to generate power. Air is adopted as the working medium, the mechanical energy is adopted for compressing air, the motor vehicle exhaust waste heat is fully used for heating air, and therefore the acting capacity of the system is further improved.
Owner:SHANGHAI UNIV

Three-dimensional template automatic matching method of pantograph image

The invention discloses an automatic matching method for a three-dimensional template of a pantograph image. The invention discloses pantograph posture recognition operator offline self-supervised learning based on pantograph three-dimensional model virtual simulation. A pantograph three-dimensional model is used to generate an image sample to be identified and label data based on a graphic technology, and a pantograph attitude recognition algorithm module is trained, so that the pantograph attitude recognition algorithm module is guided by an optical flow field during microcosmic adjustment,and is based on previously accumulated experience during macrocosmic adjustment; and then, verifying and improving a pantograph attitude estimation operator on a real pantograph image actually measured on site. According to the invention, a data statistics model and a three-dimensional imaging mechanism model are integrated; graph and image processing technologies are integrated, priori knowledgeof the railway industry is fully utilized, the data completeness problem of insufficient or incomplete samples in practice is effectively solved, a technical scheme for railway detection equipment model training in a weak supervision mode is provided, and the method can be expanded to various industrial applications.
Owner:SOUTHWEST JIAOTONG UNIV

Method for acquiring load pull parameter of radio frequency power amplifier

The invention provides a method for acquiring load pull parameters of a radio frequency power amplifier. The method adopts finished products to test, and comprises the following steps: judging whether at least one finished product in N finished products that are configured with the same radio frequency power amplifier belongs to determined high-quality products; if yes, determining a load impedance value of the radio frequency power amplifier of each determined high-quality product by using an impedance parameter system, and measuring the electrical parameters of the radio frequency power amplifier of each determined high-quality product under active conditions by using an electrical parameter system as the load pull parameters of the radio frequency power amplifier; and otherwise, selecting one of the finished products as a finished product to be tested, and changing the matching network parameters of the finished product to be tested to find a set of load pull parameters that meet the use requirements. According to the method provided by the invention, the finished products are adopted to test, a test printed circuit board customized for each DUT is not required, the test cycle can be shortened, resources can be saved, and the additional environmental pollution can be avoided.
Owner:TP-LINK
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