10results about How to "Improve receptivity" patented technology

The invention discloses a method, system, equipment and medium for an expansion generator set to actively support the inertia of a power grid, and belongs to the technical field of compressed air energy storage, and the method comprises the steps: collecting voltage and current signals of the power grid in real time, calculating the frequency value of the power grid from the collected signals, and obtaining the frequency data of the power grid; performing differential calculation on the obtained frequency data to obtain a frequency difference and a frequency change rate; calculating upper and lower limits of power grid rotational inertia and system adjustable rotational inertia resources in real time according to unit operation conditions in a regional power grid; according to the frequency difference and the frequency change rate, system rotational inertia margins under the maximum frequency difference condition and the maximum frequency change rate condition are calculated; and controlling the compressed air energy storage unit to perform active adjustment based on a calculation result. Inertia support is realized, the frequency fluctuation of the power grid can be quickly responded, the frequency stability of the regional power grid is enhanced, the acceptance capability of the regional power grid to renewable energy sources is improved, and safe and reliable operation of the power grid is ensured.

This invention discloses a power-led computer-computer collaborative control strategy method and system. First, a unified computer-computer coupling model is established, standardizing and quantifying the information attributes and energy consumption characteristics of computing tasks. Based on this model, through multi-timescale collaborative optimization, a control strategy is generated to guide the computing load through time-shifting and spatial migration, enabling it to proactively adapt to the grid operating state, achieving peak shaving and valley filling, promoting the consumption of new energy sources, and achieving rapid frequency response. The corresponding system adopts a three-layer collaborative architecture of "center-edge-local," including a central collaborative decision-making platform, regional computing power aggregation agents, and local resource control units, forming a closed-loop control from global optimization decision-making to precise local execution. This invention significantly improves the safety and economy of grid operation while ensuring the quality of computing power services, and provides an innovative technological path for the computing power industry to reduce energy costs and improve its green level.

The invention relates to the technical field of optimization control of a power system, and discloses a distributed power supply layered access optimization method considering output deviation transmission between layers, which comprises the following steps: acquiring operation data of a single-line-layer distributed power supply, and obtaining an initial deviation mode through fluctuation feature recognition; taking the initial deviation mode as input of a wiring unit layer, and predicting regional power unbalance and duration; taking the prediction result as the input of a substation layer, carrying out correlation analysis on the real-time convergence power data, and determining an amplitude amplification coefficient and a duration extension coefficient in the output deviation transmission process; the prediction result is corrected according to the transmission characteristic parameters, and the expected amplitude and the expected duration after the deviation is transmitted to the substation layer are obtained; and comparing the expected amplitude and the expected duration with the adjustment capability threshold of the adjustment resource of each level, and allocating adjustment tasks of different levels. According to the method, the optimal matching of the adjustment resources and the deviation characteristics is realized by quantizing the hierarchical transmission characteristics of the deviation.

The application discloses a mobile charging robot, and relates to the technical field of charging management, and aims to solve the technical problems of the existing mobile charging robot, that is, the overall output capacity of the battery pack is reduced, the charging speed is limited, and there are safety hazards due to the inconsistency of the health state when the mobile charging robot performs high-power fast charging service, and the mobile charging robot comprises a mobile charging robot body and a thermal management system integrated in the mobile charging robot body; the mobile charging robot body comprises a chassis, a driving system arranged on the chassis, a charging control unit for being connected with an electric vehicle, and a control system; the thermal management system comprises a battery pack comprising a plurality of battery units and used for storing electric energy; the application fundamentally solves the problems of the limited output capacity and safety hazards of the mobile charging robot in the fast charging process due to the inconsistency of the battery pack by introducing the differential two-way thermal management based on the health state of the battery unit.

This invention provides the application of lecithin in the preparation of drugs for the prevention and / or treatment of infertility, belonging to the field of biomedical preparation technology. Specifically, it relates to the application of lecithin in the preparation of drugs for the prevention and / or treatment of infertility, recurrent miscarriage, and / or uterine decidualization disorders. The lecithin can effectively reduce TNF-α levels in early pregnancy, improve uterine decidualization disorders, and increase endometrial receptivity, thereby increasing pregnancy rates and providing a new approach for the treatment of infertility and recurrent miscarriage.

The invention belongs to the technical field of looped network switch equipment, and particularly relates to primary and secondary fusion complete looped network switch equipment and a control system, and the primary and secondary fusion complete looped network switch equipment comprises a primary equipment fusion module, a secondary intelligent measurement and control module, a distributed collaborative interaction module, a closed-loop control execution module and an environment self-adaption module which are sequentially connected in a closed-loop mode. The primary equipment fusion module adopts environment-friendly dry air insulation and integrated design to collect data; the secondary intelligent measurement and control module realizes local intelligent analysis decision based on edge calculation; the distributed collaborative interaction module performs regional collaborative optimization based on a multi-agent algorithm; the closed-loop control execution module drives to act and feeds back a result; the environment self-adaption module dynamically adjusts the protection state according to the environment parameters; according to the method, the problems that traditional equipment is poor in compatibility and intelligent isolation lacks collaboration are solved, upgrading from single-point intelligence to regional collaboration is achieved by constructing a local sensing-collaborative decision-closed loop execution hierarchical architecture, and the reliability and flexibility of a power grid are improved.

The invention belongs to the technical field of traditional Chinese medicine compositions, and particularly relates to a traditional Chinese medicine composition for treating repeated planting failure and a preparation method and application thereof. The traditional Chinese medicine composition disclosed by the invention has the effects of removing blood stasis, tonifying kidney and warming meridians by promoting blood circulation, removing blood stasis and tonifying kidney; furthermore, the uterus-warming and kidney-tonifying treatment traditional Chinese medicine composition is used for warming meridians and uterus, tonifying kidney and nourishing blood to improve the intimal receptivity; further, the post-transplantation implantation miscarriage prevention treatment traditional Chinese medicine composition is used for achieving the effects of strengthening heart, assisting embryo, nourishing blood, preventing miscarriage and supporting early pregnancy; the three groups of traditional Chinese medicine components are subjected to progressive three-stage treatment to realize systematic intervention from eliminating evil to strengthening the body resistance and then to miscarriage prevention, so that the embryo implantation rate and the clinical pregnancy rate of a patient with repeated implantation failure are improved.

The invention discloses an alternating current ordered charging demand acquisition method and device, a storage medium and a product, relates to the field of ordered charging of new energy vehicles, and realizes accurate balance between charging demands and pile network loads through vehicle pile digital interaction and intelligent analysis. The method specifically comprises the steps that after a charging pile is connected with a vehicle-mounted charger, communication is established through a PWM signal with a specific duty ratio, and static parameters of an electric vehicle, charging pile operation data and user interaction data are synchronously collected; carrying out abnormal value elimination and normalization processing, and constructing a charging behavior feature vector fused with multi-dimensional features; a K-means algorithm is adopted to divide a scene into high, medium and low priorities, and a correction factor is introduced to construct a differentiated charging power and duration model; and finally integrating the demand list, pushing the integrated demand list to a management platform, and dynamically updating according to a fixed period. According to the method, the problems of poor vehicle pile adaptation, one-sided data, insufficient scene adaptation and the like in the prior art are solved, and the communication compatibility and the data accuracy are improved.

The utility model relates to an offshore wind power miniature energy storage device for storing energy through underwater compressed air, and aims to solve the problems that offshore wind power is unstable and electric energy is difficult to store and improve the stability of electric power transmission of an offshore wind power unit. The front end of the device is connected with an air compressor, power is supplied to the air compressor and an air bag in an energy storage device is inflated when the generating capacity of an offshore wind turbine generator is sufficient, an electronic one-way valve of compressed air energy storage equipment is opened when wind energy is weak, the air bag is compressed by water pressure to release compressed air, and potential energy of the compressed air is converted into mechanical energy through an expansion machine; and then the generator is driven to generate electricity and transmit electric energy to a power grid. By adopting the device, the fluctuation of offshore wind power can be effectively stabilized, the grid connection performance of the wind power and the stability of power transmission are improved, powerful technical support is provided for large-scale development and utilization of the offshore wind power, and the device has a wide application prospect.

The invention relates to an offshore wind power stabilization control method assisted by a hybrid energy storage system, and is suitable for the technical field of offshore wind power. The method comprises the following steps: determining a t-moment wind power plant grid-connected power meeting a power volatility limit; determining the energy storage power of the energy storage system at the t moment; determining the running state of the energy storage system at the t moment as absorbing or releasing power; when the energy storage system is in a power absorption state at the t moment, determining energy storage battery distribution power and super capacitor distribution power, and enabling the energy storage battery to be in a charging state; when the energy storage system is in a power release state at the t moment, determining the distribution power of the energy storage battery and the distribution power of the super capacitor, and enabling the energy storage battery to be in a discharge state; and the SOC of the energy storage batteries is updated, and when the difference between the updated SOC and the upper and lower limits of the charge coefficient of the energy storage batteries is smaller than a preset value, the energy storage battery in the charging state is switched to the discharging state, and the other energy storage battery in the discharging state is switched to the charging state.