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Analysis

1 / 12,005
1.111641204Distributed energy admission capacity calculation method and device
CN - 08.09.2020
Int.Class H02J 3/00
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
3Circuit arrangements for ac mains or ac distribution networks
 Appl.No 201910153916.3 Applicant CHINA ELECTRIC POWER RESEARCH INSTITUTE CO., LTD. Inventor ZHAO SHANSHAN
The invention relates to a distributed energy admission capacity calculation method and device. The method comprises the steps of obtaining a maximum admission capacity initial value of distributed energy according to a maximum load of a power distribution network and a maximum load of each sub-network in the power distribution network; obtaining a limit interval of the maximum admission capacityof the distributed energy by utilizing the simulation scenes of accessing the plurality of distributed energy to the power distribution network; and comparing the initial value of the maximum admission capacity of the distributed energy with a limit interval of the maximum admission capacity of the distributed energy, and determining an optimal value of the maximum admission capacity of the distributed energy according to a comparison result. According to the technical scheme provided by the invention, the accuracy of the calculation result of the distributed energy admission capacity is improved, the large-scale distributed energy is ensured to be safely and reliably accessed to the power distribution network, and the application range is wide.
2.119209389Current protection operation boundary calculation method based on new energy aggregation and protection constraint
CN - 27.12.2024
Int.Class H02H 1/00
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
1Details of emergency protective circuit arrangements
 Appl.No 202411330956.8 Applicant TIANJIN UNIVERSITY Inventor HE JIAWEI
The invention discloses a current protection operation boundary calculation method based on new energy aggregation and protection constraint, and the method comprises the steps: taking a single feeder line divided by a feeder connected with the same bus of a transformer substation as a segmented line; executing a step-by-step rotation checking process: calculating the new energy admission capacity of the current segmented line under the reverse non-maloperation constraint of the current protection section III at the current protection part of the current segmented line, and calculating the new energy admission capacity of the current segmented line; and the maximum total capacity of the new energy allowed to be accessed to all the feeder lines on the transformer substation is obtained and serves as the applicable boundary of current protection. Compared with the prior art, the rapid calculation method for the current protection applicable boundary of the power grid with high proportion of new energy and multi-point access is realized, and the calculation efficiency of the calculation method is remarkably improved.
3.115936469Rural new energy utilization evaluation method and device and storage medium
CN - 07.04.2023
Int.Class G06Q 10/0639
GPHYSICS
06COMPUTING; CALCULATING OR COUNTING
QINFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
10Administration; Management
06Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
063Operations research, analysis or management
0639Performance analysis of employees; Performance analysis of enterprise or organisation operations
 Appl.No 202211183599.8 Applicant STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER COMPANY Inventor LIU LIAN
The invention relates to a rural new energy utilization evaluation method and device and a storage medium, and the method comprises the steps: S1, collecting the control item index data of a to-be-evaluated object, carrying out the preliminary screening based on threshold setting, and turning to S2; s2, determining an evaluation index, fusing the subjective weight of the evaluation index calculated by adopting an analytic hierarchy process and the objective weight of the evaluation index calculated by adopting an entropy weight method to obtain a combined weight of the evaluation index, and turning to S3; s3, based on the divided evaluation index grade areas, multiplying a correlation function obtained through a matter-element extension analysis method by a combination weight to obtain a correlation degree, determining the evaluation grades of the to-be-evaluated object, and if the evaluation grades are the same, turning to S4; and S4, performing preferential evaluation on the objects with the same evaluation grade by adopting a fuzzy comprehensive evaluation method, and selecting an optimal object. Compared with the prior art, the method gives consideration to subjective and objective influences, and solves the problem that the optimal evaluation cannot be further selected after the evaluation grades are divided to be the same.
4.216273626Closed system for hydrogen production and hydrogenation of sewage and sludge of sewage plant
CN - 12.04.2022
Int.Class C02F 9/14
CCHEMISTRY; METALLURGY
02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
9Multistage treatment of water, waste water or sewage
14at least one step being a biological treatment
 Appl.No 202122829563.X Applicant SHAANXI FORD ELECTRIC POWER SCIENCE AND TECHNOLOGY CO., LTD. Inventor WANG BING
The utility model relates to a closed system for hydrogen production and hydrogenation of sewage and sludge in a sewage plant. The closed system is characterized by comprising a photovoltaic cell array plate, a sewage pretreatment unit, a sewage electrolysis hydrogen production unit, a sludge anaerobic fermentation hydrogen production unit and a hydrogen storage tank. The system is scientific and reasonable in design, can realize hydrogen production from solar photovoltaic renewable energy sources, off-peak electricity utilization and energy storage by utilizing urban and rural sewage treatment plants, realizes hydrogen production, construction of a hydrogen refueling station at a minimum distance and commercial utilization of hydrogen, solves the key problem of application of hydrogen production to the hydrogen refueling station in the popularization and application process of hydrogen energy, and improves the energy utilization efficiency. The storage and transportation cost is high. Meanwhile, cyclic utilization of water resources, sludge treatment and cyclic utilization, gas cyclic utilization and waste heat cyclic utilization in the hydrogen production and energy storage process are considered, and closed treatment of sewage recycling and energy regeneration is achieved.
5.218662335Transport ship relying on electrolyzed water hydrogen energy
CN - 21.03.2023
Int.Class B63H 21/14
BPERFORMING OPERATIONS; TRANSPORTING
63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
HMARINE PROPULSION OR STEERING
21Use of propulsion power plant or units on vessels
12the vessels being motor-driven
14relating to internal-combustion engines
 Appl.No 202222903555.X Applicant GUANGHAN BACHUAN SCHOOL Inventor LI ZHIZHEN
The utility model discloses a transport ship relying on electrolyzed water hydrogen energy, which comprises a ship body, a solar cell panel mounted on the ship body, a solar controller mounted below the solar cell panel, a storage battery mounted in the ship body, a hydrogen engine mounted on the rear side in the ship body, and a storage battery mounted below the solar controller, the utility model relates to the technical field of transport ships, in particular to a transport ship relying on electrolyzed water hydrogen energy, which can be equipped with a fuel engine and the hydrogen engine at the same time, can be driven by fuel oil in the long-distance transport process, can also be converted into electric energy through solar energy, and is energy-saving and environment-friendly. The utility model provides an emergency means for converting electrolyzed water into hydrogen for driving, which is an emergency means in case of emergencies, provides an oil-electricity hybrid power or new energy driving thought in the field of water transportation nowadays when new energy is popularized and advocated, and provides an emergency energy plan for water transportation.
6.114477612Closed system and process method for hydrogen production and hydrogenation of sewage and sludge of sewage plant
CN - 13.05.2022
Int.Class C02F 9/14
CCHEMISTRY; METALLURGY
02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
9Multistage treatment of water, waste water or sewage
14at least one step being a biological treatment
 Appl.No 202111368894.6 Applicant SHAANXI FORD ELECTRIC POWER SCIENCE AND TECHNOLOGY CO., LTD. Inventor WANG BING
The invention relates to a closed system and a process method for hydrogen production and hydrogenation of sewage and sludge of a sewage plant. The closed system is characterized by comprising a photovoltaic cell array plate, a sewage pretreatment unit, a sewage electrolysis hydrogen production unit, a sludge anaerobic fermentation hydrogen production unit and a hydrogen storage tank. The invention also relates to a process method for hydrogen production and hydrogenation from sewage and sludge of the sewage plant. The process method comprises hydrogen production and energy storage, sewage pretreatment and electrolytic hydrogen production, sludge anaerobic fermentation hydrogen production, hydrogen purification and storage and waste heat recycling. The system is scientific and reasonable in design, can realize hydrogen production from solar photovoltaic renewable energy sources, off-peak electricity utilization and energy storage by utilizing urban and rural sewage treatment plants, realizes hydrogen production, construction of a hydrogen refueling station at a minimum distance and commercial utilization of hydrogen, and solves the problem of high storage and transportation cost from the most critical hydrogen production to the application of the hydrogen refueling station in the popularization and application process of hydrogen energy. Meanwhile, cyclic utilization of water resources, sludge treatment and cyclic utilization, gas cyclic utilization and waste heat cyclic utilization in the hydrogen production and energy storage process are considered, and closed treatment of sewage recycling and energy regeneration is achieved.
7.117892900Carbon emission influence factor decomposition method and device
CN - 16.04.2024
Int.Class G06Q 10/063
GPHYSICS
06COMPUTING; CALCULATING OR COUNTING
QINFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
10Administration; Management
06Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
063Operations research, analysis or management
 Appl.No 202311532728.4 Applicant CHINA ELECTRIC POWER RESEARCH INSTITUTE CO., LTD. Inventor ZHANG JING
The invention belongs to the technical field of carbon emission analysis, and particularly relates to a carbon emission influence factor decomposition method and device, and the method comprises the steps: collecting the carbon emission related information of a target industry in each target year; calculating the total carbon emission amount of the target industry in each target year by using the carbon emission related information; based on an LMDI decomposition method, the total carbon emission amount of the target industry in each target year is decomposed, and the carbon emission variation corresponding to each carbon emission influence factor in each target year is obtained. According to the technical scheme provided by the invention, the carbon emission influence factors in various fields and industries can be decomposed, the applicability is high, and the decomposed carbon emission influence factors are more comprehensive, so that the reliability and the accuracy of decomposition of the carbon emission influence factors are improved; in addition, targeted influence factors for carbon emission are decomposed through an LMDI decomposition method, and reference can be provided for decision making in the aspects of energy structure adjustment and clean energy popularization and promotion.
8.114843534Method for efficiently designing potential ORR and NRR catalysts based on air as reaction gas source
CN - 02.08.2022
Int.Class H01M 4/88
HELECTRICITY
01ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
86Inert electrodes with catalytic activity, e.g. for fuel cells
88Processes of manufacture
 Appl.No 202210584678.3 Applicant JIANGXI UNIVERSITY OF SCIENCE AND TECHNOLOGY Inventor LIU CHAO
The invention provides a method for efficiently designing potential ORR and NRR catalysts based on air as a reaction gas source, a monatomic catalyst model is constructed based on different N-C coordination environments and different active site Tm atoms, stability analysis, air principal component competitive adsorption and layer-by-layer progressive screening of material desorption are carried out based on a first principle density functional theory, and a high-efficiency design method is provided. And a potential catalyst adapting to ORR or NRR with air as a reaction gas source is rapidly positioned. According to the method, ORR and NRR catalyst design with an air source as a reaction gas source can be rapidly realized, and the catalyst design efficiency and the gas source adaptability are improved. Large-scale use of related catalysts can promote popularization of new energy, reduce environmental pollution and protect the ecological environment.
9.116467833Real-time three-dimensional simulation method of distributed energy system
CN - 21.07.2023
Int.Class G06F 30/20
GPHYSICS
06COMPUTING; CALCULATING OR COUNTING
FELECTRIC DIGITAL DATA PROCESSING
30Computer-aided design
20Design optimisation, verification or simulation
 Appl.No 202211740132.9 Applicant SUZHOU FANGSAI TECHNOLOGY CO., LTD. Inventor WANG ZHEN
The invention discloses a real-time three-dimensional simulation method for a distributed energy system. The real-time three-dimensional simulation method comprises the following steps: S1, constructing an energy distribution model; s2, dividing the energy consumption data into units according to time gradient; s3, related environment prediction is carried out according to the corresponding time gradient units; s4, performing a simulation pressure test according to the related environment prediction data; s5, refining the time gradient, and repeating the step S3; s6, a simulation result under the corresponding environment condition is obtained; according to the method, the energy consumption and energy supply conditions in a period of time in the future are pre-judged in real time through the time-sharing unit division of the user side and the total public energy and the integration of external environment influence factors, so that the method has practical significance for the actual adjustment of the distributed energy.
10.119365722自建太阳能灯套件
CN - 24.01.2025
Int.Class F21L 4/08
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
21LIGHTING
LLIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
4Electric lighting devices with self-contained electric batteries or cells
08characterised by means for in situ recharging of the batteries or cells
 Appl.No 202380046910.0 Applicant 赤脚公民知识产权私人有限公司 Inventor S·J·多布尔
本文中公开了一种太阳能灯套件，该太阳能灯套件包括：壳体，该壳体包括可移除地附接的太阳能面板和可移除地附接的电池；PCB，该PCB包括一个或多个光源，该PCB被配置为连接到太阳能面板和电池；透镜，该透镜用于漫射来自PCB的一个或多个光源的光，其中，该透镜被配置为连接到壳体和PCB；多个可移除紧固件，多个可移除紧固件用于将透镜连接到PCB和壳体中的一个或多个；和工具，该工具用于紧固多个可移除紧固件，其中，壳体、PCB、透镜、多个可移除紧固件和工具在未组装的情况下被一起捆绑在套件包装中。
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