43results about How to "Meet scheduling requirements" patented technology

The invention discloses a method for coordinating and controlling quality change of coal in a supercritical once-through boiler unit. The method is used for building a boiler master control provided with balanced indirect energy, and comprises the following steps: quantifying coal quantity by load; quantifying primary air quantity by the coal quantity; confirming a dominant role of instructions of the boiler master control; jointly debugging the ratios of wind, water and coal to ensure that the superheat degree of the boiler meets the requirement; meanwhile, ensuring the control precision of the front pressure of the boiler unit to meet the requirements of a power grid for changing range and speed rate. The method mainly solves the problem that the unit runs fast while the boiler efficiency is low, and builds a novel static feedforward, a load dynamic feedfoward, a pressure dynamic feedforward, and dynamic corrections of the feedforwards based on quality change of coal; the linkage of wind, water and coal quickens the responsiveness of the boiler; the joint debugging of water and coal solves the problem of quality change of coal, realizes the decoupling of water and coal and the decoupling of main steam pressure and superheat degree; the linear real-time coefficient modifies various experience curves; and a main steam pressure regulator of the boiler master control is subjected to the variable parameter control.

The invention discloses a method for distributing radio resources, which comprises the steps: a dispatching party selects an expanding mode for expanding basic resource blocks or a splitting mode for splitting the basic resource blocks according to predetermined factors; the dispatching party splits the basic resource blocks to obtain splitting resource blocks or expands the basic resource blocksto obtain expanding resource blocks according to the selected splitting mode or the selected expanding mode; the dispatching party dispatches the expanding resource blocks or the splitting resource blocks to a dispatched party and indicates the selected splitting mode or the selected expanding mode to the dispatched party in a predetermined mode; and the dispatching party uses the basic resource blocks, the expanding resource blocks and the splitting resource blocks or the combination of the blocks to carry out resource distributing description and transmits resource distributing description information to the dispatched party. The invention can increase the dispatching efficiency of the radio resources and ensure different service types of QoS and the spectrum efficiency of a prospectivewireless communication system.

The invention discloses a light storage and charging integrated system based on a dual-bus microgrid architecture. The light storage and charging integrated system comprises a first power generation unit, a second power generation unit, an energy storage unit, a bidirectional energy storage converter and a PCC point switch, wherein the first power generation unit is connected with an AC bus, the second power generation unit and the energy storage unit are arranged in parallel on a DC bus, the bidirectional energy storage converter is connected between the AC bus and the DC bus, the PCC point switch is connected between the AC bus and an AC large power grid, and the bidirectional energy storage converter is used for achieving switch-on and switch-off of the PCC point switch. With the adoption of the structure, multi-stage conversion is reduced, the energy conversion efficiency of the system is improved, the power utilization cost is reduced, and meanwhile, the safety and the stability of the system are also improved.

The invention discloses a control channel design method, which comprises: setting a dispatching-based control head in a subframe of a frame according to the dispatching of a base station, wherein the dispatching-based control head controls one subframe or one subframe area consisting of a plurality of subframes of the dispatching of the base station and carries control information; and according to the control information of the dispatching-based control head, setting a mapping symbol in the subframe or the subframe area controlled by the dispatching-based control head, wherein the mapping symbol is used for indicating the resource allocation situations of one or more subframes.

The invention discloses a method and a base station for configuring dispatching resources for a cluster system. The method is applied to a long-period evolution system and comprises the step that the base station periodically sends cluster system dispatching resource configuration information through a cluster control signal channel. The base station is applied to the long-period evolution system and comprises a storage module and a sending module, wherein the storage module is used for storing the cluster system dispatching resource configuration information, and the sending module is used for periodically sending the cluster system dispatching resource configuration information stored in the storage module through the cluster control signal channel. After the method and the base station are adopted, the dispatching resource configuration problem caused by the delayed access of cluster users can be perfectly solved, and the dispatching requirement of cluster groups is met.

The invention discloses a butt-joint manipulator for intelligent optical fiber of an intelligent power grid. The manipulator comprises a longitudinal adjusting mechanism, an exchanging mechanism, a transverse adjusting mechanism, a grabbing mechanism and a track plate, wherein the longitudinal adjusting mechanism is arranged on the upper side of the track plate, and the exchanging mechanism is arranged at the lower end of the longitudinal adjusting mechanism; the transverse adjusting mechanism is installed on the longitudinal adjusting mechanism, and the grabbing mechanism is installed on thetransverse adjusting mechanism; and the longitudinal adjusting mechanism comprises a longitudinal adjusting frame, a longitudinal sliding groove, a first driving motor, a first speed reducer, a firstthreaded rod, a lifting sliding sleeve and a transverse plate. The butt-joint manipulator for the intelligent optical fiber of the intelligent power grid is compact in structure, and has the characteristics of reasonable structural design and fast butt-joint with the optical fiber; in specific use, a mode that a remote control technology and a local control technology are combined is utilized to remotely control the manipulator, the manipulator moves on a circular track and is responsible for grabbing optical fiber connectors, an input unit disk can be driven to rotate by a certain angle, so that the optical fiber connectors can be connected with corresponding input ports, and it generally takes less than 30 seconds from receiving a switching instruction to realize single-port switching bya robot.

The invention discloses a method for determining a minimum power-on mode based on regional voltage stabilization. A conventional power grid stability analysis method is used to guide the arrangement of an actual power grid operation mode and still has regional voltage instability under serious failure. The method is characterized by stably calculating static voltage and transient voltage based on actual power grid operation mode data; when a static or transient voltage stability requirement is not satisfied, outputting the weakest voltage stability point of the whole grid, and starting a power generator closest to the weakest point in electrical distance until both static and transient voltage stability requirements are satisfied simultaneously in order to avoid voltage collapse in a local area of the power grid under the serious failure. The method can be used to arrange the actual power grid operation mode and improves the safety and stability level of the power grid.

The invention discloses a photovoltaic power generation predicting system, which comprises a predicting module started at a fixed time, a manually started predicting module, a predicting statistics calculating module, a device managing module, and a weather detecting module wherein the predicting module started at a fixed time is connected with the predicting statistics calculating module and is provided therein with the preset starting time; and when the starting time is due, the predicting statistics calculating module is triggered to make statistics of the device data and weather data. The weather detecting module is connected with an international meteorological station server to access the real time weather conditions in real time and to transmit the accessed data to the predicting statistics calculating module. The device managing module is connected with the server of the photovoltaic power generation equipment, obtains the number, the longitude and latitude, the placing angle of the photovoltaic power generation equipment and the type data of the photovoltaic materials, and at the same time, transmits the data to the predicting statistics calculating module. The predicting statistics calculating module integrates the gathered weather data and the device data and obtains the predicted power generation amount through the calculation of a mathematic model.

The invention relates to a multi-mode building air conditioner control system, which comprises a monitoring center and air conditioner apparatuses, and is characterized by also comprising a power distribution network communication module, an air conditioner start/stop control module, an air supply temperature and humidity monitoring module, a return air temperature and humidity monitoring module, a filter blocking state monitoring module, an air flue fire resisting damper state monitoring module, an air conditioner apparatus power consumption information acquisition module and a multi-mode control and regulation module. According to the multi-mode building air conditioner control system, air conditioners are automatically controlled, monitored and measured, the operation states, the accident states, the energy consumption, the load change and the like of the air conditioner apparatuses are mastered, and the operation state and time of the apparatuses are optimized, so that the service life of the apparatuses is prolonged, the utilization rates of the apparatuses are effectively improved, the energy consumption is reduced, the labor intensity and the labor-hour numbers of maintenance personnel are reduced, and the operation cost of the apparatuses is reduced; a multi-mode control and regulation function is realized, all modules are reasonably distributed, the utilization rates of the apparatuses are effectively improved, the energy consumption is reduced, and an optimum experience is provided for users.

The invention discloses a wind turbine generator set converter power compensation method and device and a converter. The method comprises the following steps: obtaining the current network side powersetting value and the current network side power actual value of the network side power of the converter; judging whether the network side power reaches the full power state based on the current network side power actual value and obtaining the judgment result; determining the current network side power compensation value of the network side power according to the judgment result; and determiningthe current machine side power setting value of the machine side power of the converter based on the current network side power compensation value and the current network side power setting value. Therefore, the current machine side power setting value can be dynamically adjusted so that the current network side power actual value can accurately meet the real-time dispatch requirement of the powergrid after the machine side power is subjected to nonlinear loss.

The invention relates to an ultraviolet ray photocatalytic air-conditioning system. The ultraviolet ray photocatalytic air-conditioning system comprises a monitoring center and air-conditioning equipment and is characterized by also comprising a power distribution network communication module, an air conditioner start-stop control module, a supply air temperature and humidity monitoring module, a return air temperature and humidity monitoring module, a filter blockage state monitoring module, an air passage fire damper state monitoring module, an air-conditioning equipment electricity consumption information acquisition module, an ultraviolet ray photocatalytic purification device and an air quality detecting module. The ultraviolet ray photocatalytic air-conditioning system realizes the automatic control, monitoring and measurement of an air conditioner, masters an operating condition, an emergency condition, energy consumption, load change and the like of the air-conditioning equipment and optimizes the operating condition and time of the equipment, thus, the service life of the equipment can be prolonged, the utilization rate of the equipment is effectively increased, and the energy consumption, the labor intensity and working hours of maintainers and the operating cost of the equipment are reduced; and the ultraviolet ray photocatalytic purification device is used for purifying air to achieve a sterilization effect and effectively degrade odorous gases in air.

The invention relates to a building air conditioner intelligent system having an anti-freezing warning function. The system comprises a monitoring center and air conditioning equipment, and is characterized by further comprising a power distribution network connection module, an air conditioner starting/stopping control module, an air feeding temperature/humidity monitoring module, an air return temperature/humidity monitoring module, a filter blockage state monitoring module, an air way fireproof valve state monitoring module, an air conditioning equipment electricity utilization information acquiring module and an air way anti-freezing monitoring module. The system realizes automatic control, monitoring and measurement of an air conditioner, masters the operation state, the accident state, the energy consumption, the load change and the like of air conditioning equipment, and optimizes the operation state and time of the equipment, so that the service life of the equipment can be prolonged, the utilization rate of the equipment is effectively increased, the energy consumption is reduced, the labor intensity and the labor hour number of maintainers are reduced, and the operating cost of the equipment is reduced; and the air way anti-freezing monitoring module is arranged for preventing an air way from being frozen to guarantee stable equipment operation.

The invention relates to an intelligent system of a building air conditioner. The intelligent system is composed of a monitoring center, an air conditioner, a distribution network connection module, an air conditioner starting-shutdown control module, an air supply temperature and humidity monitoring module, an air return temperature and humidity monitoring module, a filter clogging state monitoring module, an air channel fireproof valve state monitoring module, and an air conditioner electricity usage information collection module. With the system, automatic control, monitoring, and measurement of an air conditioner can be realized, changes of the operation state, the accident state, energy consumption and the load of the air conditioner can be gotten, and the operation state and time of the air conditioner are optimized, so that the service life of the air conditioner can be prolonged, the equipment utilization rate is effectively improved, the energy consumption is reduced, the labor intensity and working time of the maintenance staff are also reduced, and the equipment operation cost is lowered. According to the power supply information of the power distribution network, the power supply strategy of the air conditioner is determined, so that the scheduling requirement of the air conditioner and the power supply network can be met to the greatest extent and thus the electricity usage efficiency and reliability of the power distribution network are improved.

The invention discloses a wind field battery testing intelligent distribution method. A communication command used for transmitting battery detection and distribution is additionally arranged between a draught fan master control system and a wind field monitoring system. The communication command completing steps include that the draught fan master control system transmits an information that a draught fan has been ready to battery testing to the wind field monitoring system; after the wind field monitoring system collects state information transmitted by the draught fan master control system, a command that grid disconnection is allowed for conducting variable pitch battery detection is issued to the draught fan after operation is carried out; the draught fan receiving the command issued by the wind field monitoring system starts to execute the variable pitch battery detection procedure, and normal starting and synchronization are achieved after battery detection is completed. According to the wind field battery testing intelligent distribution method, draught fan batch grid disconnection caused when the wind field draught fan conducts the variable pitch battery detection can be avoided, and the stability of wind field power grids is maintained. The wind field battery testing intelligent distribution method is simple and practicable, any improvement on hardware is avoided, any modification on control logics of a draught fan controller can be avoided, only one communication mark needs to be additionally arranged, and all configurations can be completed in a monitoring chamber.

The invention relates to an electrostatic dust collection type air conditioning system which comprises a monitor center and air conditioning equipment. The electrostatic dust collection type air conditioning system is characterized by further comprising a power distribution network connecting module, an air conditioner start and stop control module, a supply air temperature and humidity monitor module, a return air temperature and humidity monitor module, a filter blocking state monitor module, an air channel fireproof valve state monitor module, an air conditioning equipment electricity information collecting module, an electrostatic dust collection device and an air quality detection module. An air conditioner is automatically controlled, monitored and measured, the running states, accident states, energy consumption, load changes and the like of the air conditioning equipment are mastered, and the running states and time of the equipment are optimized; therefore, the service life of the equipment can be prolonged, the utilization rate of the equipment is effectively improved, energy consumption is lowered, the labor intensity of maintenance personnel and the number of work hours are reduced, and the running cost of the equipment is lowered. The electrostatic dust collection device is adopted for purifying air, so that air in the air can be effectively removed, breathing environment is purified, and the system is beneficial to human health.

The invention discloses a novel automobile detection control system scheduling algorithm. In order to improve the efficiency and quality of vehicle scheduling of an automobile detection control system, an existing scheduling algorithm based on a shared file and winsocket is analyzed and compared, and a novel vehicle detection scheduling algorithm combining the winsocket and a network database is provided. A dispatch table is designed and used for dispatching and state monitoring of the station machines by the main control machine. And a detailed scheduling realization process is provided, andthe detection process information of the station machine is transmitted to the main control computer through the wingsocket. Practical application shows that the algorithm improves the stability of system operation and the real-time performance and reliability of detection data transmission.

The invention discloses a subway departure strategy method and system based on a genetic algorithm. The method comprises the following steps: acquiring subway line information, subway line passenger information and subway station waiting passenger information, establishing a subway environment state matrix, establishing a subway departure decision, and acquiring an environment reward value corresponding to the departure decision at each time point according to the subway environment state matrix; encoding the departure decision at each time point into a departure gene of a genetic algorithm, establishing a departure decision individual comprising a plurality of departure genes of the genetic algorithm, and establishing a departure decision population comprising a plurality of departure decision individuals; randomly selecting one departure decision individual in the departure decision population as a departure decision parent, taking the remaining departure decision individuals as departure decision parents, and generating offspring departure decision individuals through random combination and reproduction of corresponding positions of genes; and taking the departure decision-making individual with the highest environment reward value as a final departure basis.