Absstract of: CN122399675A
本发明涉及一种产氢反应器,尤其是一种硼氢化钠溶液产氢反应器及其使用方法。一种硼氢化钠溶液产氢反应器,包括:壳体,设于反应腔和与反应腔相通的废液排出口;上盖,设于壳体的顶部,且设有进液口、出气口和泄压口;支撑盖,设于反应腔内;以及反应舱,设于支撑盖上,内部设有催化剂,反应舱与进液口相通,反应舱与反应腔之间形成缓冲腔;其中,硼氢化钠反应液通过进液口进入到反应舱内与催化剂接触水解产氢,反应废液由于重力进入到反应腔的底部,产生的氢气入缓冲层并通过出气口排出。本发明提供的一种硼氢化钠溶液产氢反应器通过设置缓冲腔来减少气体冲击,提供稳定可靠的气体产出,结构简单、安全性好、稳定性高。
Absstract of: CN122399793A
本发明公开了一种协同高效产氢和降解有机染料亚甲基蓝的ZnWO4/Bi4Ti3O12制备方法,包括以下步骤:称取NaOH溶于去离子水中,持续搅拌后,加入;进行水热反应;干燥,得到最终样品Bi4Ti3O12(BTO)纳米球;将溶液B加入溶液A,放入烘箱中反应;获得ZnWO4(ZWO)纳米颗粒;将BTO按照不同质量比加入溶液A中至搅拌均匀;获得一系列x%ZWO/BTO(x=10,20,30)复合样品。本发明的制备方法采用一步水热法,工艺简单环保、可控性强,原料无毒、无需复杂设备,易于规模化生产。
Absstract of: CN122408053A
0001 本发明公开了一种氨氢混合燃烧装置及系统,装置包括本体、燃料引入管、空气引入机构和第二点火装置。本体通过分隔板上下分隔为第一燃烧室和第二燃烧室。燃料引入管延伸至第一燃烧室内部,由直线引入部分和弯曲结构的分解部分连接组成,分解部分管壁开设有排气孔。空气引入机构固定在第一燃烧室顶部并延伸至第二燃烧室内部,其滑动装置一端固定有滑动挡板。本发明通过弯曲结构的分解部分对氨气进行初步分解,生成氢气以提高第一燃烧室中的预燃烧效果;燃烧后气体经分隔板进入第二燃烧室,结合空气引入机构对空气量与燃烧室体积的调节及扰流作用,使剩余氨气有效燃烧,显著提高了氨气燃烧效率,缓解了点火困难的问题,设备集成度高。
Absstract of: CN122399920A
本发明公开了一种TiO2纳米花负载CoNiCuPdAg高熵合金的光催化剂,包括作为载体的TiO2纳米花和均匀负载的CoNiCuPdAg高熵合金纳米颗粒;其制备方法为:采用改进的溶剂热法制备TiO2纳米花和CoNiCuPdAg高熵合金纳米颗粒粉末,并采用静电吸附改进的浸渍法复合。本发明采用TiO2纳米花载体提供丰富的反应活性位点和光吸收界面,并控制高熵合金组分,综合Cu优异的CO2吸附和活化能力,Ni高的氢亲和力,Co的富电子特性以及Pd、Ag的表面等离子激元效应等,提升光催化CO2还原和产氢性能;本发明通过静电吸附改进的浸渍工艺复合,实现了光催化剂催化活性和稳定性的显著突破,适用于光催化能源转化领域。
Absstract of: CN122399849A
本发明涉及涉及光催化和压电催化材料技术领域,尤其涉及双助剂空间分离结构的光振动协同催化剂及其制备方法。通过在晶格中引入Ta元素,优化比例获得固溶体材料,并将其应用于光–压电协同催化体系,实现超声辅助下对甲基橙等有机染料的高效降解。进一步,通过光沉积在(110)晶面与(001)晶面分别负载金属Bi与CoOx助催化剂。其中金属Bi作为电子捕获位点,CoOx作为空穴捕获位点,通过构建空间分离的双助催化剂结构,进一步促进载流子定向迁移与分离,显著提升材料的光–压电协同催化降解性能。本发明通过固溶体调控、双助催化剂空间构筑与压电场耦合的多重协同作用,构建了一种新型高效光–压电协同催化材料体系。
Absstract of: CN122406281A
0001 本发明公开了一种用于固体氧化物电解池的铁镍合金修饰双钙钛矿材料及其制备方法,属于能源材料与电化学技术领域。所述复合材料包括Sr₂Fe₁.₃₅Mo₀.₄₅Ni₀.₂O₆‑δ经受控还原得到的缺陷型双钙钛矿基体,以及原位析出并均匀分布于基体表面的FeNi₃合金纳米颗粒。本发明创新性采用碳介导的短时高温冲击还原策略,以碳粉为瞬时还原剂,通过多轮次极短时高温冲击,实现FeNi₃合金纳米颗粒的原位脱溶,解决了传统还原工艺能耗高、耗时长、颗粒易粗化的问题。本发明制备的复合材料兼具高催化活性、高离子/电子电导率与优异的结构稳定性,作为固体氧化物电解池阴极材料时,表现出显著提升的CO₂‑H₂O共电解性能,具备极高的产业化应用价值。
Absstract of: CN122398721A
本发明公开了一种基于ZnS负载水凝胶的光催化产氢抗皮肤光老化材料及其制备方法,方法包括:S1、将ZnS纳米颗粒分散在氧化普兰多糖、L‑半胱氨酸、L‑(+)‑乳酸的混合溶液中;S2、加入马来酰亚胺修饰羧甲基壳聚糖,反应后得到ZnS负载水凝胶;其中ZnS纳米颗粒、氧化普兰多糖、L‑半胱氨酸、L‑(+)‑乳酸和马来酰亚胺修饰羧甲基壳聚糖的质量比为1:(5~15):(5~10):(80~200):(2~10)。本发明的ZnS负载水凝胶用于在皮肤表面原位光催化产氢。与传统光催化材料相比,该复合水凝胶材料能够在保持凝胶结构稳定的同时,实现高效光催化产氢,并且ZnS颗粒分散均一、粒径可控,保证材料安全性与生物相容性。
Absstract of: CN122406262A
本发明公开了一种磷酸根涂层修饰的镍铁基电解海水制氢催化剂的制备方法及应用,属于纳米催化与清洁能源转化领域。本发明以泡沫镍为基底,在镍铁混合溶液中室温浸泡,于载体表面原位生长镍铁层状双氢氧化物,经清洗干燥后,依次利用氢氧化钾与六偏磷酸钠溶液,结合循环伏安电化学活化,制得一种磷酸根涂层修饰的镍铁基催化剂。将其作为流动电解池阳极,搭配磷化镍阴极,以碱性海水为电解液完成电催化制氢反应。该制备工艺条件温和、操作简便、原料廉价易得、绿色环保,无需复杂设备,适合规模化量产。改性后的催化剂协同流动电解池体系,可高效实现碱性海水电解,在绿氢制备与清洁能源转化领域应用前景广阔,可为双碳目标实现提供技术支撑。
Absstract of: CN122407990A
本发明涉及纯氨分解制氢技术领域,具体公开了一种纯氨分解制氢的氨能利用装置,包括:纯氨分解制氢的氨能利用装置、输送管和监测机构,输送管设置于纯氨分解制氢的氨能利用装置的顶端,输送管用于输送氢气,监测机构套接于输送管的外壁。本装置实现了纯氨分解制氢装置氢脆效应的实时、在线、无滞后监测,采用纯机械多级联动结构配合少量电子元件完成信号触发,具备温度与压力自适应调节能力,可有效区分正常渗透与氢脆异常渗透,监测精度高、响应迅速、安全性强、适用范围广,显著优于现有技术中定期检测与电气依赖度高的监测方式。
Absstract of: CN122399866A
0001 本发明涉及光催化材料技术领域,公开了一种g‑C3N4光催化剂及其制备方法。所述g‑C3N4光催化剂包括协同改性g‑C3N4基体材料、有机小分子改性剂、孔结构调节剂和层控分散助剂,其中所述协同改性g‑C3N4基体材料是以g‑C3N4为主体,在其表面通过多酚类结构单元、含硫有机硅结构单元以及过渡金属配位结构单元的协同作用进行改性形成,所述有机小分子改性剂为α‑硫辛酸。通过对g‑C3N4基体进行协同改性并配合多组分复合调控,使所制得的光催化剂在光催化反应过程中表现出较好的性能和稳定性。本发明制备方法工艺简单,条件温和,具有良好的可实施性和应用前景。
Absstract of: US2024401211A1
Particular embodiments described herein provide for a synthetic fuel creation system. The synthetic fuel creation system includes a syngas creation station to create syngas, a crude creation station to create heavy syncrude, and a crude cracking station to convert the heavy syncrude into synthetic fuel. The synthetic fuel creation system can use an electrocatalysis system to create the syngas and the electrocatalysis system can include an anode, a cathode, oxygen evolution reaction catalysts, hydrogen/carbon monoxide evolution reaction catalysts, and an electrolyte, where a pH of the electrolyte is acidic during at least a portion of creation of the syngas.
Absstract of: CN122399815A
0001 本发明提供了一种Ni‑CMS空心微球负载不同金属纳米催化剂的制备方法及在不同溶液中催化多种储氢材料析氢的应用,通过金属离子与有机配体结合制备了Ni‑CMS空心微球前驱体,再通过高温煅烧获得Ni‑CMS空心微球,随后使用还原剂硼氢化钠原位还原不同的金属离子,制备了Ni‑CMS空心微球负载不同金属催化剂,并将其应用在催化多种储氢材料析氢反应中。本发明技术方案得到的纳米催化剂的优点为制备工艺简单,对催化多种储氢材料析氢中具有较高的选择性和催化活性。
Absstract of: CN122413735A
0001 基于改进混沌进化算法的PEM电解槽仿真模型参数分阶段辨识方法,包括:建立PEM电解槽半经验模型,确定模型待辨识参数组;划分PEM电解槽极化特性曲线为低、中、高电流密度三个阶段,采用距离相关系数法分析各待辨识参数与不同电流密度阶段输出电压的关联程度,筛选出各阶段的主导参数;引入Logistic混沌初始化策略和Levy飞行机制改进得到ICEO算法,通过ICEO算法对各阶段主导参数进行分阶段精准辨识;将各阶段辨识得到的最优参数代入PEM电解槽半经验模型,输出与实测数据的拟合精度;分别对不同温度和电压下的PEM电解槽进行参数辨识。该方法实现了PEM电解槽极化特性不同阶段主导参数的精准筛选与分阶段高效辨识,提升 PEM 电解槽仿真模型的参数辨识精度、算法收敛效率。
Absstract of: CN122399784A
本发明公开了一种稀土元素掺杂的氧化铈催化剂及其制备方法与在光催化全分解水中的应用。所述催化剂通过高温固相反应将稀土元素掺杂入氧化铈晶格制备。该掺杂策略能够同步降低氧化铈的氧空位与Ce3+浓度,并构筑了表面至体相的内建电场,二者协同作用提升了光生载流子的解离与分离效率,并抑制其在陷阱态的复合。以此改性材料负载析氢与析氧助催化剂,可实现光催化全分解水反应。性能测试表明,本发明所得催化剂表现出优异的光催化全分解水活性与稳定性,产气比例符合2:1的化学计量比,且在58 h循环测试后活性保持率高达95%。本发明制备工艺简单、原料成本低廉,为开发高性能稀土基光催化制氢材料提供了新方案。
Absstract of: WO2025098597A1
The invention relates to an electrochemical cell assembly (10), comprising a first end plate (12), a second end plate and a stack (16) of cell units (18), wherein each cell unit defines an external perimeter, a housing (42) surrounding the stack to define or enclose a fluid volume (48), at least one electrically insulating member (98) being located between the housing and the external perimeters of the cell units and a positioning device (100) for the at least one electrically insulating member, comprising at least one positioning member (106) protruding from either the housing or one of the end plates into the fluid volume, wherein the at least one positioning member has a positioning surface interacting with the electrically insulating member for positioning the electrically insulating member relative to the housing and/or the end plates. The invention also relates to methods of manufacturing an electrochemical cell assembly.
Absstract of: CN122406267A
本发明公开了一种稀土单原子修饰木质素衍生氮掺杂碳纳米片负载钌纳米颗粒催化剂及其制备方法和应用,属于电催化材料与电解水制氢技术领域。该制备方法为由木质素、稀土金属盐和锌盐复合形成前驱络合物,经含氮前驱体辅助热处理得到载体,再经Ru前驱体吸附和焦耳热处理得到。本发明催化剂中超细高分散Ru纳米颗粒可提供丰富的析氢活性位点,稀土位点有利于调节Ru表面OH中间体吸附行为并减轻表面毒化,从而提升碱性析氢反应活性与稳定性。该催化剂在半电池析氢测试及AEM电解槽阴极测试中均表现出较优性能,具有良好的电解水制氢应用前景。
Absstract of: CN122406276A
0001 本发明属于电催化材料技术领域,公开了一种高效碱性水氧化催化剂NiCoS的制备方法及其应用。该方法先对泡沫金属基底进行盐酸‑无水乙醇‑去离子水超声预处理,再采用射频或微波氩氮混合气体非热平衡等离子体进行表面改性,随后通过循环伏安电沉积法在基底表面原位生长三维多孔纳米片结构的NiCoS活性层。本发明工艺简单、成本低廉、绿色环保,可实现大尺寸催化剂的均匀规模化制备。所得催化剂在工业级电流密度下具有优异的催化活性和稳定性,性能显著优于现有商业贵金属催化剂和多数非贵金属催化剂,能够大幅降低电解水制氢的能耗。本发明可广泛应用于碱性电解水制氢、海水制氢及可再生能源耦合制氢系统中。
Absstract of: CN122399913A
0001 本发明涉及一种三维聚苯胺包覆单晶多孔Ni<5>P<4>纳米片阵列催化材料,在碳布上采用水热和原位磷化方法制备,制备周期短、方法简单。本发明还涉及一种上述三维聚苯胺包覆单晶多孔Ni<5>P<4>纳米片阵列催化材料在酸性电解质中催化分解水制氢的应用,本发明的催化材料具有优秀的析氢性能,具有很好的商业应用价值。
Absstract of: CN122406283A
本发明涉及一种用于碱性电解水制氢的镍网基催化电极,其包括镍网基底及功能性涂层,其中,所述功能性涂层包括成分为Ni‑Mo‑Co合金的催化活性层,在催化活性层中,Ni含量为68 wt%‑72 wt%,Mo含量为15.5 wt%‑19.5 wt%,Co含量为10.5 wt%‑14.5 wt%,余量为不可避免的杂质。本发明还提供了一种镍网基底及功能梯度涂层,涂层沿厚度方向依次为Ni‑Co结合层、Ni‑Mo‑Co梯度过渡层和Ni‑Mo‑Co催化活性层。上述电极在1 M KOH中10 mA/cm2下过电位仅90 mV,超声脱落率低于0.2%,60 h稳定性衰减小于2 mV。
Absstract of: CN122403371A
The invention belongs to the technical field of industrial gas preparation, and particularly relates to a method and a device for preparing high-purity oxygen and argon on site. According to the invention, a closed-loop system which is driven only by electric power is constructed, pressure swing adsorption, water electrolysis, catalytic reaction and thermal management technologies are coupled, and efficient circulation of materials and energy is formed. The technological process comprises the following steps: deeply removing nitrogen in air by adopting a first-stage PSA unit and taking a specific zeolite molecular sieve as an adsorbent to obtain oxygen-enriched argon mixed gas; performing secondary PSA separation on the oxygen-enriched argon mixed gas by using a carbon molecular sieve to obtain high-purity oxygen; oxygen-enriched waste gas desorbed by the second-stage PSA and hydrogen generated by the water electrolysis unit are subjected to a combination reaction in a reactor to generate water, and oxygen impurities are removed; dehydrating the reacted gas to obtain high-purity argon; the device has the advantages of modularization, movability, high energy efficiency, zero raw material consumption and the like, and an integrated and autonomous gas supply solution is provided for industrial sites needing high-purity oxygen and argon at the same time.
Absstract of: CN122406257A
The invention discloses a PEM electrolytic bath sealing device, and relates to the technical field of hydrogen preparation. The device comprises a cathode side sealing rubber strip, a cathode frame, a cathode side film sealing gasket, an anode side film sealing gasket, an anode frame and an anode side sealing rubber strip which are oppositely arranged in sequence, the cathode side sealing rubber strip is arranged on a cathode side bipolar plate in a non-uniform-section penetrating mode, and the anode side sealing rubber strip is arranged on an anode side bipolar plate in a non-uniform-section penetrating mode. The cathode side film sealing gasket and the anode side film sealing gasket are symmetrically arranged on the two sides of the film electrode, one side of the cathode frame is matched with the cathode side sealing rubber strip through a convex edge part and a limiting part, and one side of the anode frame is matched with the anode side sealing rubber strip through a groove part and a convex part. And the other side of the cathode frame and the other side of the anode frame symmetrically clamp the cathode side film sealing gasket and the anode side film sealing gasket through the convex edges. According to the invention, the performance of assembly positioning, anti-offset locking, high-pressure extrusion resistance, pressure self-tightening and membrane electrode stress balance can be provided.
Absstract of: CN122406282A
本发明涉及催化材料领域,具体而言,涉及电解水制氢阳极电极及其制备方法与应用,所述电解水制氢阳极电极包括镍基体以及负载在所述镍基体上的电镀层;所述电镀层的元素组成及其原子百分比为:Pt:1%~4%,Ru:0.5%~2.5%,O:10%~15%,C:25%~40%,余量为Ni和不可避免的杂质。本发明通过电镀在镍基体上负载了含有Ni、Pt、Ru等元素的电镀层,制得的电极在碱液中具有良好的稳定性、导电性以及催化活性,且贵金属含量较低,避免了现有技术中烧结制备贵金属氧化物电极存在的导电性差、贵金属含量高、电极成本高、催化剂层易开裂等问题。
Absstract of: CN122399495A
0001 本发明属于氢气分离提纯领域,具体涉及一种用于高温水电解制氢的氢气分离提纯装置。包括预压筒,预压筒容置于分离筒的内腔中,预压筒内腔套设有挡锤组件,挡锤组件的锤头与预压筒的内壁贴合并在预压筒内腔滑动连接,横杆的两端分别固定连接锤头和挡板,预压筒顶部与进气管联通,预压筒底部固定连接支座筒,挡板与支座筒的内壁贴合并在支座筒内腔滑动连接;本发明避免从电解槽出来的高温混合气体因为电解工况的波动而导致送入冷凝空间中时空气压力和流量不稳定,增强冷凝温度的控制稳定性,提升冷凝效率;还使得杂质气体得到充分冷凝后再被带出,提升分离后氢气的纯度。
Absstract of: CN122407964A
The invention discloses a hydrogen energy production, storage and supply integrated skid-mounted integrated station which comprises a movable skid-mounted integrated main body, a hydrogen production device, a hydrogen liquefaction device, a low-temperature liquid hydrogen storage tank, a gaseous hydrogen buffer tank, a hydrogenation machine and a flash steam recovery unit are integrated on the skid-mounted integrated main body, an outlet of the hydrogen production device is divided into two paths, one path is communicated with the low-temperature liquid hydrogen storage tank through the hydrogen liquefaction device and a liquid hydrogen pump, and the other path is communicated with the flash steam recovery unit through the gaseous hydrogen buffer tank. The hydrogenation machine is only communicated with an outlet of the gaseous buffer tank special for hydrogenation, the flash steam recovery valve is communicated with a gas phase space of the low-temperature liquid hydrogen storage tank and is communicated with the gaseous hydrogen buffer tank through the flash steam buffer tank and the flash steam compressor, and the opening pressure of the recovery valve is lower than the take-off pressure of a safety valve of the storage tank; rapid deployment and flexible transition of hydrogen energy stations can be achieved, the construction period and investment cost are reduced, large-capacity storage and instant production and instant use of hydrogen energy are both considered, liquef
Nº publicación: CN122406251A 17/07/2026
Applicant:
国家能源投资集团有限责任公司北京低碳清洁能源研究院
Absstract of: CN122406251A
0001 本公开涉及一种采用电化学方法制备高压氢气的装置,包括极板和锁紧结构,其中,极板包括均呈管状的阳极板和阴极板,阳极板和阴极中的一者套设于另一者的外部;锁紧结构包括设置于极板的外侧并用于限制阳极板和所述阴极板在径向上移动的第一锁紧部;和/或,包括设置于阳极板和阴极板并能够连接阳极板和阴极板的第二锁紧部,第二锁紧部用于限制阳极板和阴极板在轴向上的移动。本公开的能够实现制高压氢装置的承压性能和密封性,从而使得采用电化学制备高压氢气的装置能够正常工作。