Patent application number | Description | Published |
20110095606 | MULTI-INPUT POWER CONVERTING SYSTEM FOR RENEWABLE ENERGIES - The present invention provides a multi-input power converting system for renewable energies capable of integrating and converting various renewable energies so as to achieve energy compensation and thus high-reliability power supply. The multi-input power converting system comprises a multi-input power converter, at least a battery bank and at least a dynamic voltage restorer. The multi-input power converting system is capable of integrating a plurality of renewable energies and outputting DC power to a DC load by way of a DC bus to prevent AD/DC conversion loss and reduce the cost of installing rectifiers. Moreover, the multi-input power converting system is capable of storing surplus power in the battery bank and outputting AC power to an AC load by way of an AC bus or to an AC grid after the AC voltage waveforms or power factors have been compensated by a dynamic voltage restorer. | 04-28-2011 |
20110106322 | NETWORK CONNECTION MANNER OF MICROGRID ENERGY STORAGE BACKUP POWER SOURCE, AND METHOD FOR DISPATCHING THE SAME - A network connection manner of a microgrid energy storage backup power source and a method for dispatching the same are provided. A plurality of renewable energy storage systems of microgrid are jointed, so as to form a backup power source network for dispatching energies of different microgrids, and an improved genetic algorithm is used as a method for dispatching energies of the renewable energy storage systems, for improving the electric power dispatching function of the microgrid, so as to improve the electric power dispatching efficiency of different microgrids, thus achieving high quality power supply and optimal economic operation of an electric power system. | 05-05-2011 |
20130085621 | HYBRID INTELLIGENT CONTROL METHOD AND SYSTEM FOR POWER GENERATING APPARATUSES - A present invention relates to a novel hybrid intelligent control system and method for power generating apparatuses, in which the control system comprises: a fuzzy sliding mode speed controller, embedded with a fuzzy inference mechanism so as to be used for controlling the speed of a power generating apparatus; and a radial basis function network (RBFN) pitch controller, being embedded with an on-line training RBFN so as to be used for controlling the pitch angle of a turbine coupled to the power generating apparatus. In a variable-speed energy conversion system using the aforesaid control system, the turbine can be driven to operate at its maximum efficiency by adjusting its blade pitch angle in response to the variation of the input flowing into the turbine, while allowing the shaft speed of the power generating apparatus to be controlled by a fuzzy interference mechanism so as to achieve its maximum power output. | 04-04-2013 |
20130110303 | Power-Saving Control Apparatus Using Relative Weight | 05-02-2013 |
20130257347 | Integrated Generation control system - An integrated generation control system includes at least one integrated control module, a rectification module, a communication module, a rectifier, a permanent magnet alternator, a generator, a maintenance module, a local control unit and a battery. The integrated control module includes an automatic voltage regulator, a power system stabilizer and an extensive gate controller. The rectification module is connected to the integrated control module. The communication module is arranged between the integrated control module and the rectification module. The rectifier is connected to the integrated control module and the rectification module. The permanent magnet alternator is connected to the rectifier. The generator is connected to the integrated control module. | 10-03-2013 |
20130289905 | DISTRIBUTION POWER FLOW ANALYSIS SYSTEM AND METHOD - A distribution power flow analysis system and method are provided. A first relationship matrix and a second relationship matrix are used to analyze distribution power flow. The first relationship matrix is a relationship between a node injection current matrix and a branch current matrix. The second relationship matrix is a relationship between a node mismatch matrix and the branch current matrix. The system and method are applicable to cases of adding a new node, impedance or parallel loop. Compared with other conventional methods, the system and method have good robustness, fast execution speed and low memory space requirement in power flow calculation of a distribution power system. | 10-31-2013 |
20130315362 | NUCLEAR DIGITAL INSTRUMENTATION AND CONTROL SYSTEM - A nuclear instrumentation and control system, comprising: an input module, receiving analog inputs from sensors and digital signals from hardware switches; a dual redundant bi-stable processor, connecting to the input module; a dual redundant local coincidence logic processor, connecting to the dual redundant b0-stable processor; an output module, connecting to the dual redundant local coincidence logic processor; an integrated communication processor, connecting to the dual redundant bi-stable processor and the dual redundant local coincidence logic processor; an interface and test panel, connecting to the dual redundant bi-stable processor, the dual redundant local coincidence logic processor and the integrated communication processor; and a video display unit, connecting to the dual redundant bi-stable processor, the dual redundant local coincidence logic processor, the integrated communication processor and the interface and test panel. Thereby, a qualification and certification tools for design and development of safety related equipment and explains the basis for many decisions made while performing the digital upgrade. | 11-28-2013 |
20130346011 | MICROGRID POWER DISTRIBUTION SYSTEM AND POWER FLOW ASYMMETRICAL FAULT ANALYSIS METHOD THEREFOR - A fault analysis method includes: using a matrix of two sets of microgrid power distribution networks to analyze and solve a fault current, and for various types of faults of the distributed power distribution system, obtaining appropriate boundary conditions to calculate a variety of different types of single or simultaneous fault currents of load points. The present invention may be further applied to a situation where a bus or impedance or parallel loop is added. The present invention has good robustness and execution speed, and requires small memory space for calculation of analysis and identification of a power flow fault of the distributed power distribution system, and may be actually applied to an instrument control system for identification and analysis of a fault of a large-scalemicrogrid distribution system. | 12-26-2013 |