{"id":264803,"date":"2025-02-05T06:38:40","date_gmt":"2025-02-04T22:38:40","guid":{"rendered":"\/\/m.iemloyee.com\/?p=264803"},"modified":"2025-02-04T16:46:35","modified_gmt":"2025-02-04T08:46:35","slug":"%e9%98%bf%e8%b4%a1%e5%9b%bd%e5%ae%b6%e5%ae%9e%e9%aa%8c%e5%ae%a4nature-reviews-clean-technology-%e9%94%82%e7%94%b5%e5%88%b6%e9%80%a0%e4%b8%9a%e7%9a%84%e5%85%88%e8%bf%9b%e7%94%b5%e6%9e%81%e5%8a%a0","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=264803","title":{"rendered":"\u963f\u8d21\u56fd\u5bb6\u5b9e\u9a8c\u5ba4Nature Reviews Clean Technology: \u9502\u7535\u5236\u9020\u4e1a\u7684\u5148\u8fdb\u7535\u6781\u52a0\u5de5"},"content":{"rendered":"
\u3010\u7efc\u8ff0\u80cc\u666f\u4e0e\u5185\u5bb9\u7b80\u4ecb\u3011<\/div>\n
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\u8fd1\u65e5\uff0c\u4f4d\u4e8e\u7f8e\u56fd\u7684\u963f\u8d21\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u3001\u6a61\u6811\u5cad\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\u3001\u51ef\u65af\u897f\u50a8\u5927\u5b66\u8054\u5408\u5728\u56fd\u9645\u77e5\u540d\u671f\u520aNature Reviews Clean Technology \u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cAdvanced Electrode Processing for Lithium-Ion Battery Manufacturing\u201d\u7684\u6700\u65b0\u7efc\u8ff0\u3002\u8be5\u7efc\u8ff0\u7cfb\u7edf\u6027\u5730\u4ecb\u7ecd\u4e86\u4e0d\u540c\u5148\u8fdb\u7535\u6781\u52a0\u5de5\u6280\u672f\u7684\u5de5\u827a\uff08\u5305\u62ec\u6e7f\u6cd5\u3001\u5e72\u6cd5\u30013D\u6253\u5370\u3001\u8f90\u7167\u56fa\u5316\uff09\uff0c\u6df1\u5165\u5730\u8ba8\u8bba\u4e86\u5b9e\u9645\u751f\u4ea7\u5e94\u7528\u548c\u56de\u6536\u9886\u57df\u7684\u73b0\u72b6\uff0c\u5e76\u6307\u51fa\u5f53\u524d\u5404\u9502\u7535\u6c60\u7535\u6781\u52a0\u5de5\u6280\u672f\u7684\u53d1\u5c55\u4ecd\u7136\u4e0d\u8db3\uff0c\u4f18\u52bf\u4e0e\u6311\u6218\u5e76\u5b58\uff0c\u5f3a\u8c03\u79d1\u7814\u4eba\u5458\u8981\u7740\u773c\u4e8e\u5de5\u4e1a\u5316\u53d1\u5c55\uff0c\u8fdb\u4e00\u6b65\u6df1\u5316\u5404\u6280\u672f\u65b9\u5411\u7814\u53d1\u3002\u8be5\u6587\u56de\u987e\u4e86\u9502\u7535\u6c60\u7535\u6781\u4ea7\u4e1a\u52a0\u5de5\u53d1\u5c55\uff0c\u4e3a\u4fc3\u8fdb\u9502\u7535\u6c60\u5236\u9020\u4e1a\u7684\u6280\u672f\u9769\u65b0\u63d0\u51fa\u4e86\u6218\u7565\u6027\u7684\u65b0\u601d\u7ef4\u3002<\/div>\n
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1. \u4f20\u7edf\u7684\u9502\u79bb\u5b50\u7535\u6c60\u7535\u6781\u52a0\u5de5\u4e3b\u8981\u4f9d\u8d56\u4e8e\u6e7f\u6cd5\u52a0\u5de5\uff0c\u65e2\u8017\u65f6\u53c8\u8017\u80fd\u3002\u6240\u5f97\u7535\u6781\u7535\u5316\u5b66\u6027\u80fd\u6709\u9650\u3002<\/div>\n
2. \u4e0e\u4f20\u7edf\u6e7f\u6cd5\u5de5\u827a\u76f8\u6bd4\uff0c\u5148\u8fdb\u7535\u6781\u52a0\u5de5\u6280\u672f\u4e0d\u4ec5\u66f4\u7ecf\u6d4e\u5b9e\u60e0\u800c\u4e14\u80fd\u6709\u7740\u66f4\u4f4e\u80fd\u8017\u548c\u66f4\u73af\u4fdd\u7684\u7279\u70b9\u3002\u53e6\u5916\u5229\u7528laser ablation\u3001co-extrusion\u3001freeze casting (ice templating)\u3001additive manufacturing\u6765\u6539\u8fdb\u7535\u6781\u7ed3\u6784\u4ece\u800c\u63d0\u9ad8\u9502\u79bb\u5b50\u6269\u6563\u52a8\u529b\u5b66\u6548\u7387\uff0c\u4f46\u751f\u4ea7\u6210\u672c\u4f1a\u6709\u76f8\u5e94\u7684\u63d0\u9ad8\u3002<\/div>\n
3. \u5e72\u6cd5\u7535\u6781\u52a0\u5de5\u6280\u672f\u5df2\u7ecf\u5c55\u73b0\u51fa\u5212\u65f6\u4ee3\u7684\u4f5c\u7528\u3002\u5b83\u4e0d\u4ec5\u53ef\u7b80\u5316\u7535\u6781\u5236\u9020\u6d41\u7a0b\u800c\u4e14\u53ef\u4ee5\u964d\u4f4e\u5236\u9020\u6210\u672c\uff08\u7ea6\uff5e11.5%\uff09\u548c\u80fd\u8017\uff08>46%\uff09\u3002\u5176\u4e2dMaxwell\u578b\u5de5\u827a\u4f5c\u4e3a\u76ee\u524d\u6700\u5148\u8fdb\u6210\u719f\u7684\u5de5\u827a\u6b63\u5728\u5de5\u4e1a\u754c\u5185\u9010\u6e10\u53d6\u4ee3\u6e7f\u6cd5\u52a0\u5de5\u3002<\/div>\n
4. \u8f90\u7167\u56fa\u5316\u7535\u6781\u52a0\u5de5\u6280\u672f\u5177\u6709\u6700\u9ad8\u7684\u7535\u6781\u5236\u5907\u80fd\u529b\uff0c\u800c3D\u6253\u5370\u7535\u6781\u52a0\u5de5\u6280\u672f\u5219\u53ef\u4ee5\u5236\u9020\u51fa\u4e0d\u540c\u51e0\u4f55\u5f62\u72b6\u548c\u7ed3\u6784\u7684\u7535\u6781\u3002<\/div>\n
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Fig. 1: Electrode processing techniques.\u00a0<\/div>\n
Electrode processing techniques usually comprise three main steps: mixing (panels 1), electrode fabrication (panels 2) and calendering (panels 3). a, Conventional slurry-based processing. b, Dry processing. c, Radiation curing processing. d, 3D-printing processing.<\/div>\n
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Fig. 2: Modified electrodes manufactured by conventional slurry-based processing.\u00a0<\/div>\n
Conventional slurry-based processed electrodes with various modifications. a, Conventional slurry-based processing with a slot-die coater. b\u2013d, Grid (panel b), line (panel c) and hole (panel d) patterns from laser ablation. e, Electrodes with ridges (regular coating) and valleys (thinner or no coating) from co-extrusion.\u00a0\u00a0<\/div>\n
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Fig. 3: Properties and performance of dry-processed electrodes.\u00a0<\/div>\n
Dry-processed electrode morphological properties affect their electrochemical performance. a, Tortuosity comparison between conventional electrodes and dry-processed electrodes at comparable electrode porosity, thickness and active material loading. b, Material distribution in conventional (left) and dry-processed electrodes (right). c, Cross-sectional scanning electron microscopy image of a Maxwell-type graphite dry-processed electrode. d, Improved cyclic performance of dry-processed lithium nickel manganese cobalt oxide (LNMO) electrodes. e, Electrochemical performance of a lithium-ion battery full cell, incorporating a graphite anode with (NM75\/TE-Graphite cell 1 and cell 2) and without (NM75\/E-Graphite cell 1 and cell 2) a polymer-based protective coating. Dry processing exhibits various advantages for manufacturing and can deliver electrodes with enhanced electrochemical performance. C, carbon; F, fluorine.<\/div>\n
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Fig. 4: Dry processing methods.\u00a0<\/div>\n
Mechanism of various dry processing methods. a, Ball milling-based dry mixing. b, Double-blade blender-based dry mixing. c, Maxwell type. d, Hot pressing and melting extrusion. e, Dry spraying deposition.\u00a0<\/div>\n
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Fig. 5: Beam curing electrode processing.\u00a0<\/div>\n
Radiation curing processing working principles. a, Mechanism for ultraviolet (UV) curing processing. b, Size of lithium-ion battery electrode processing equipment for beam curing processing (blue) and conventional wet processing (red).<\/div>\n
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Fig. 6: 3D-priting electrode processing.<\/div>\n
3D-printed electrodes have different structural features. a, Microgrid. b, Digit. c, Line. d, Cross-sectional view of the line structure. e, Spiral. f, Hierarchical. g, Fibre. h, Flexible direct ink writing processed electrode. i, Stereolithography printed and pyrolysed hard carbon electrode for sodium-ion batteries. j, Template-assisted electrodeposition porous electrode.<\/div>\n
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Table 1: Comparison of electrode manufacturing technologies.<\/div>\n
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\u6587\u732e\u4fe1\u606f<\/div>\n
Tao, R., Gu, Y., Du, Z. et al. Advanced electrode processing for lithium-ion battery manufacturing. Nat. Rev. Clean Technol. 1, (2025). https:\/\/doi.org\/10.1038\/s44359-024-00018-w<\/div>\n","protected":false},"excerpt":{"rendered":"

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