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水电解用电极、水电解用阳极、水电解用阴极、水电解单元和水电解装置

Resumen de: WO2024262442A1

A water electrolysis electrode 1 comprises a conductive substrate 10 and a layered double hydroxide layer 20. The conductive substrate 10 contains Ni. The layered double hydroxide layer 20 is provided on a surface of the conductive substrate 10. The layered double hydroxide layer 20 contains Ni. In an XRD pattern of the grazing incidence X-ray diffraction of the water electrolysis electrode 1, the ratio P003/P111 of the intensity P003 of the diffraction peak of the (003) plane of the layered double hydroxide to the intensity P111 of the diffraction peak of the (111) plane of Ni is 0.025 or less.

一种La掺杂两相异质结催化剂及其制备方法与应用

Resumen de: CN121381052A

本申请一实施例公开了一种La掺杂两相异质结催化剂，所述催化剂包括前驱体和非晶包覆层，所述非晶包覆层包裹所述前驱体的至少部分，所述前驱体为晶体相的La掺杂的Ni3S2，所述非晶包覆层为FeOOH。本申请具有良好的析氧性能。本发明还公开了La掺杂两相异质结催化剂的制备方法与应用。

电解水制氢电解槽用极框及电解槽

Resumen de: CN121381005A

本发明公开一种电解水制氢电解槽用极框及电解槽，属于水电解制氢领域。所述的电解水制氢电解槽用极框，中下部开设有碱液入口、第一碱液分散口、第二碱液分散口，极框中上部开设有氢侧气液口、氧侧气液口，极框的一面设有阳极台阶，另一面设有阴极台阶和隔膜台阶，所述的第一碱液分散口、氢侧气液口内分别嵌有第一衬套，第二碱液分散口、氧侧气液口内分别嵌有第二衬套，碱液入口内嵌有第三衬套，第一衬套、第二衬套、第三衬套均呈中空筒状，分别与极框上对应的开口形状相匹配。本发明提供的极框，能够达到避免短路、提高电解效率的效果。

Electricity-heat-hydrogen comprehensive energy system based on thermochemical energy storage

Resumen de: CN121382357A

The invention discloses an electricity-heat-hydrogen comprehensive energy system based on thermochemical energy storage, which is characterized in that an outlet of a thermodynamic cycle system is communicated with an inlet of a steam turbine, a steam extraction opening of the steam turbine is communicated with a shell side inlet of a thermochemical reactor, a shell side outlet of the thermochemical reactor is communicated with an inlet of a solid oxide electrolytic tank, and a shell side outlet of the solid oxide electrolytic tank is communicated with a shell side outlet of the steam turbine; a hydrogen outlet of the solid oxide electrolytic tank is communicated with an inlet of the hydrogen storage tank, an oxygen outlet of the solid oxide electrolytic tank is communicated with an inlet of the oxygen storage tank, an outlet of the hydrogen storage tank is communicated with an inlet of the combustion chamber, an outlet of the oxygen storage tank is communicated with an inlet of the combustion chamber, and an outlet of the combustion chamber is communicated with an inlet of the steam turbine. By means of the system, a unit can better absorb new energy for power generation, and stable operation of a power grid is kept.

Electrochemical energy storage collaborative storage method, device and equipment of integrated energy system

Resumen de: CN121395470A

The invention discloses an electrochemical energy storage collaborative storage method, device and equipment for an integrated energy system, and relates to the technical field of energy collaborative control, and the method comprises the steps: obtaining a parameter value of a measurement parameter for switching electrochemical energy storage to hydrogen production operation; identifying the parameter type of the acquired measurement parameter, wherein the parameter type comprises the residual electric quantity generated by electrochemical energy storage, the net income of transmitting the residual electric quantity from an electric quantity production place to an electric quantity supply place for selling, and the hydrogen production efficiency of converting the residual electric quantity into hydrogen; in combination with the three parameter types mentioned above, when the obtained parameter values meet the triggering conditions of one and/or multiple parameter types of the three parameter types, electrochemical energy storage is switched into hydrogen production operation, so that the specific parameter values can be obtained, and the hydrogen production efficiency can be improved. The specific numerical value of the parameter value of the measurement parameter is determined, so that the electrochemical energy storage operation is switched into the hydrogen production operation under different specific triggering conditions.

过渡金属催化剂及其制备方法与应用

Resumen de: CN121381063A

本发明公开了一种过渡金属催化剂及其制备方法与应用，所述过渡金属催化剂具有纳米花结构，制作方法为：先配置铁盐、镍盐、尿素混合溶液，通过水热反应形成铁镍氢氧化物Fe‑Ni(OH)2，所述镍盐、铁盐的摩尔比为5~25:1，所述镍盐、尿素的摩尔比例为1.4~3.5:1；然后以Fe‑Ni(OH)2为原料，含磷化合物或磷粉作为磷源，通过化学气相沉积法，制备Fe‑NiP过渡金属催化剂，Fe‑NiP过渡金属催化剂过电位降低。本发明还进一步用气相沉积法引入硫源，在催化剂表面实现S掺杂，制备得到Fe,S‑NiP催化剂。这种方法引入的硫元素，不仅能够优化催化性能，还能够避免硫元素毒害磷化物、腐蚀基底，提升催化稳定性，本发明制得的催化剂在电催化制氢应用中具有广泛的工业应用前景。

Methylcyclohexane dehydrogenation system and method using fuel cell

Resumen de: CN121380987A

The invention discloses a system and a method for dehydrogenation of methyl cyclohexane by using a fuel cell. The system comprises an electrochemical dehydrogenation power generation unit which takes a solid oxide fuel cell as a reactor and is used for performing an electrochemical dehydrogenation reaction on methylcyclohexane to generate a dehydrogenation product containing toluene and simultaneously generating electric energy; the electrochemical hydrogenation unit takes a proton exchange membrane electrolytic tank as a reactor and is used for carrying out electrochemical hydrogenation reaction on toluene and hydrogen to generate methylcyclohexane; and in the material circulation loop, toluene generated by the electrochemical dehydrogenation power generation unit is at least partially conveyed to the electrochemical hydrogenation unit to serve as a reactant, and methylcyclohexane generated by the electrochemical hydrogenation unit is at least partially conveyed to the electrochemical dehydrogenation power generation unit to serve as a reactant. The electrochemical reaction path is used for replacing traditional thermocatalysis, the reaction efficiency is improved, the energy consumption is reduced, and the system is a green and efficient energy comprehensive utilization system.

Energy storage capacity configuration method of wind-hydrogen mixing system considering dynamic efficiency and heat balance of electrolytic cell

Resumen de: CN121395415A

The invention discloses a wind-hydrogen mixing system energy storage capacity configuration method considering dynamic efficiency and heat balance of an electrolytic cell. Integrating an electrolytic cell dynamic efficiency model, a heat balance link model, a storage battery operation model, a fuel cell operation model, a hydrogen storage tank energy balance model, a wind power output power model and a capacity configuration objective function, and establishing a wind-hydrogen hybrid system energy storage capacity configuration model considering the electrolytic cell dynamic efficiency and heat balance; and solving the energy storage capacity configuration model of the wind-hydrogen hybrid system by using a distributed robust method to obtain a capacity configuration scheme. According to the method, through the synergistic effect of dynamic efficiency modeling and a heat balance system, the total cost of the system is reduced compared with that of a traditional method. The redundant capacity of the electrolytic cell and the fuel cell is reduced, and the capacity of the hydrogen storage tank is reasonably configured, so that the optimal balance between the investment cost and the operation risk is realized on the premise of guaranteeing the reliability of the system.

Green-electricity hybrid electrolytic cell hydrogen production system and optimal configuration and multi-scale control method

Nº publicación: CN121381008A 23/01/2026

Solicitante:

ELECTRIC POWER RES INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY
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Resumen de: CN121381008A

The invention discloses a green electricity hybrid electrolytic cell hydrogen production system and an optimal configuration and multi-scale control method, and belongs to the field of water electrolysis hydrogen production. The programmable dynamic power supply is used for providing working voltage for the electrolysis array and superposing a specific alternating current or pulse electric signal for the working voltage of one or more specified electrolysis units in the electrolysis array according to a control instruction; the pulsating fluid driving unit is used for providing composite electrolyte supply consisting of steady-state basic flow and pulsating flow for each electrolysis unit according to the control instruction; the multi-mode sensing network is used for collecting internal operation state data of the electrolysis array; and the collaborative scheduling controller is a decision-making and control center of the system, generates a control instruction and sends the control instruction to related units so as to realize closed-loop optimization control of the system. According to the invention, the problems of low overall energy conversion efficiency of the system, unstable operation and accelerated attenuation of the service life of equipment caused by violent fluctuation and uncertainty of green power input power are solved.