{"id":52871,"date":"2021-03-04T18:11:41","date_gmt":"2021-03-04T18:11:41","guid":{"rendered":"\/forum\/forums\/topic\/ansys-insight-fdtd%e7%ae%97%e6%b3%95%e4%b8%adpml%e7%9a%84%e7%b1%bb%e5%9e%8b%e5%92%8c%e9%80%89%e6%8b%a9\/"},"modified":"2022-08-09T09:39:20","modified_gmt":"2022-08-09T09:39:20","slug":"ansys-insight-fdtdsuanfazhongpmldeleixinghexuanze","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/ansys-insight-fdtdsuanfazhongpmldeleixinghexuanze\/","title":{"rendered":"Ansys Insight: FDTD\u7b97\u6cd5\u4e2dpml\u7684\u7c7b\u578b\u548c\u9009\u62e9"},"content":{"rendered":"<div class=\"Item-Body\">\n<div class=\"Message userContent\">\n<p>FDTD \u548cMODE \u4e2d\u7684varFDTD\u6700\u5e38\u7528\u7684\u8fb9\u754c\u6761\u4ef6\u5c31\u662fPML\u3002PML\u5168\u79f0\u662f<a href=\"https:\/\/en.wikipedia.org\/wiki\/Perfectly_matched_layer\" rel=\"nofollow\">Perfectly matched layer\u00a0<\/a>\u5373\u5b8c\u7f8e\u5339\u914d\u5c42\uff0c\u662f\u7531\u6cd5\u56fd\u79d1\u5b66\u5bb6Berenger\u4e8e1994\u5e74\u63d0\u51fa\u7684\u3002\u5728FDTD\u53d1\u5c55\u7684\u8fc7\u7a0b\u4e2d\uff0c\u8fd9\u4e2a\u8fb9\u754c\u6761\u4ef6\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u91cc\u7a0b\u7891\u3002\u5728\u6b64\u4e4b\u524d\uff0c\u5982\u4f55\u4eff\u771f\u7535\u78c1\u6ce2\u4f20\u8f93\u5230\u65e0\u9650\u8fdc\u7684\u95ee\u9898\uff0c\u5df2\u7ecf\u6709\u51e0\u79cd\u8fb9\u754c\u6761\u4ef6\u5c06\u4eff\u771f\u533a\u622a\u65ad\uff0c\u4f46\u90fd\u4e0d\u662f\u5f88\u7406\u60f3\uff0c\u4e5f\u5c31\u662f\u90fd\u6709\u4e00\u5b9a\u91cf\u7684\u53cd\u5c04\uff0c\u8fd9\u4e9b\u53cd\u5c04\u6ce2\u53c8\u8fd4\u56de\u4eff\u771f\u533a\u57df\u7269\u4f53\u76f8\u4e92\u4f5c\u7528\uff0c\u4e25\u91cd\u5f71\u54cd\u4eff\u771f\u7684\u7cbe\u5ea6\u3002\u5728\u6b63\u786e\u8bbe\u7f6e\u548cPML\u4e0a\u5165\u5c04\u89d2\u4e0d\u662f\u975e\u5e38\u5927\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u8f6f\u4ef6\u63d0\u4f9b\u7684PML\u53ef\u4ee5\u8fbe\u5230\u975e\u5e38\u4f4e\u7684\u53cd\u5c04\u3002\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c\u6240\u6709\u8f6f\u4ef6\u4eff\u771f\u65f6\u90fd\u9700\u8981\u628aPML\u533a\u57df\u8003\u8651\u8fdb\u53bb\uff0c\u56e0\u6b64\uff0c\u4e3a\u4e86\u51cf\u5c0f\u5185\u5b58\u9700\u6c42\uff0c\u4e00\u822c\u6765\u8bf4\u5e94\u8be5\u5728\u57fa\u672c\u6ee1\u8db3\u4eff\u771f\u7cbe\u5ea6\u7684\u524d\u63d0\u4e0b\u5c3d\u53ef\u80fd\u9009\u53d6\u5c11\u5c42\u6570\u3002<\/p>\n<p>\u8f6f\u4ef6\u7f3a\u7701\u7684\u4e5f\u662f\u6211\u4eec\u6781\u529b\u63a8\u8350\u7684\u662fstretched-coordinate PML\u3002\u4e3a\u4e86\u65b9\u4fbf\u7528\u6237\u4f7f\u7528\uff0c\u6211\u4eec\u5c06\u8fd9\u79cd\u6280\u672f\u5206\u4e3a\u51e0\u79cd\u60c5\u51b5\uff0c\u5c4a\u65f6\u53ea\u8981<a href=\"https:\/\/kb.lumerical.com\/en\/ref_sim_obj_pml_boundary_conditions.html\" rel=\"nofollow\">\u9009\u53d6\u5408\u9002\u7684PML\u00a0<\/a>\uff08\u5b98\u7f51\u8fde\u63a5\uff09\u53ef\u4ee5\u4e86\uff1a<\/p>\n<ol>\n<li>Standard \u8be5\u8bbe\u7f6e\u9488\u5bf9\u5927\u591a\u6570\u5e94\u7528\u80fd\u591f\u5728\u4f7f\u7528\u6700\u5c11\u5c42\u6570\u60c5\u51b5\u4e0b\u63d0\u4f9b\u5f88\u597d\u7684\u5438\u6536\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\u7269\u4f53\u5e94\u8be5\u7a7f\u900fPML\u3002\u5982\u679c\u7269\u4f53\u4ec5\u5ef6\u4f38\u5230PML\u91cc\u9762\u4e00\u90e8\u5206\uff08\u4f8b\u5982\u4e00\u4e9b\u5149\u5b50\u6676\u4f53\u5668\u4ef6\uff09\uff0c\u6709\u53ef\u80fd\u4ea7\u751f\u4eff\u771f\u53d1\u6563\uff0c\u6b64\u65f6\u53ef\u4ee5\u9009\u7528Stabilized<\/li>\n<li>Stabilized \u4e3a\u4e86\u964d\u4f4e\u4eff\u771f\u53d1\u6563\u7684\u53ef\u80fd\u6027\uff0c\u6b64PML\u9009\u7528\u66f4\u591a\u7684\u5c42\u6570\u4f46\u662f\u66f4\u7f13\u6162\u7684\u5438\u6536\u3002<\/li>\n<li>Steep Angle \u5f53\u4eff\u771f\u533a\u7684\u7535\u78c1\u573a\u4e00\u8f83\u5927\u89d2\u5ea6\u5165\u5c04\u5230PML\u4e0a\u65f6\uff0c\u4f8b\u5982\u4e00\u4e9b\u5468\u671f\u7ed3\u6784\uff0c\u5bf9PML\u8981\u6c42\u66f4\u9ad8\uff0c\u6b64\u65f6\u53ef\u4ee5\u9009\u7528<\/li>\n<li>Custom \u524d\u9762\u4e09\u79cdPML\u7684\u6750\u6599\u53c2\u6570\u90fd\u662f\u56fa\u5b9a\u7684\uff0c\u7528\u6237\u53ea\u80fd\u8c03\u6574\u5c42\u6570\u3002\u5bf9\u4e8e\u6709\u7ecf\u9a8c\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574PML\u7684\u6750\u6599\u53c2\u6570\u5b9e\u73b0\u66f4\u597d\u7684\u6027\u80fd\u3002<\/li>\n<\/ol>\n<p>\u6839\u636e\u9700\u8981\uff0c\u7528\u6237\u53ef\u4ee5\u5c06\u6240\u6709\u9700\u8981PML\u7684\u65b9\u5411\u8bbe\u7f6e\u4e3a\u76f8\u540c\u7684PML\uff0c\u4f8b\u5982\u6563\u5c04\u95ee\u9898\uff0c\u4e5f\u53ef\u4ee5\u8bbe\u7f6e\u4e3a\u4e0d\u540c\u7684PML\uff0c\u4f8b\u5982\u73af\u5f62\u8c10\u632f\u8154\u5668\u4ef6\u3002\u4e0d\u540c\u65b9\u5411\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684PML\uff0c \u4f8b\u5982x\u65b9\u5411\u4e24\u8fb9\u90fd\u4f7f\u7528 Stabilized\uff1a<\/p>\n<div class=\"embedExternal embedImage\">\n<div class=\"embedExternal-content\"><a class=\"embedImage-link\" href=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/JCIA69LE8MDP\/image.png\" target=\"_blank\" rel=\"nofollow noopener\"><br \/>\n<img decoding=\"async\" class=\"embedImage-img\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/JCIA69LE8MDP\/image.png\" alt=\"image.png\" \/><br \/>\n<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"template":"","class_list":["post-52871","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"FDTD \u548cMODE \u4e2d\u7684varFDTD\u6700\u5e38\u7528\u7684\u8fb9\u754c\u6761\u4ef6\u5c31\u662fPML\u3002PML\u5168\u79f0\u662fPerfectly matched layer \u5373\u5b8c\u7f8e\u5339\u914d\u5c42\uff0c\u662f\u7531\u6cd5\u56fd\u79d1\u5b66\u5bb6Berenger\u4e8e1994\u5e74\u63d0\u51fa\u7684\u3002\u5728FDTD\u53d1\u5c55\u7684\u8fc7\u7a0b\u4e2d\uff0c\u8fd9\u4e2a\u8fb9\u754c\u6761\u4ef6\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u91cc\u7a0b\u7891\u3002\u5728\u6b64\u4e4b\u524d\uff0c\u5982\u4f55\u4eff\u771f\u7535\u78c1\u6ce2\u4f20\u8f93\u5230\u65e0\u9650\u8fdc\u7684\u95ee\u9898\uff0c\u5df2\u7ecf\u6709\u51e0\u79cd\u8fb9\u754c\u6761\u4ef6\u5c06\u4eff\u771f\u533a\u622a\u65ad\uff0c\u4f46\u90fd\u4e0d\u662f\u5f88\u7406\u60f3\uff0c\u4e5f\u5c31\u662f\u90fd\u6709\u4e00\u5b9a\u91cf\u7684\u53cd\u5c04\uff0c\u8fd9\u4e9b\u53cd\u5c04\u6ce2\u53c8\u8fd4\u56de\u4eff\u771f\u533a\u57df\u7269\u4f53\u76f8\u4e92\u4f5c\u7528\uff0c\u4e25\u91cd\u5f71\u54cd\u4eff\u771f\u7684\u7cbe\u5ea6\u3002\u5728\u6b63\u786e\u8bbe\u7f6e\u548cPML\u4e0a\u5165\u5c04\u89d2\u4e0d\u662f\u975e\u5e38\u5927\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u8f6f\u4ef6\u63d0\u4f9b\u7684PML\u53ef\u4ee5\u8fbe\u5230\u975e\u5e38\u4f4e\u7684\u53cd\u5c04\u3002\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c\u6240\u6709\u8f6f\u4ef6\u4eff\u771f\u65f6\u90fd\u9700\u8981\u628aPML\u533a\u57df\u8003\u8651\u8fdb\u53bb\uff0c\u56e0\u6b64\uff0c\u4e3a\u4e86\u51cf\u5c0f\u5185\u5b58\u9700\u6c42\uff0c\u4e00\u822c\u6765\u8bf4\u5e94\u8be5\u5728\u57fa\u672c\u6ee1\u8db3\u4eff\u771f\u7cbe\u5ea6\u7684\u524d\u63d0\u4e0b\u5c3d\u53ef\u80fd\u9009\u53d6\u5c11\u5c42\u6570\u3002 \u8f6f\u4ef6\u7f3a\u7701\u7684\u4e5f\u662f\u6211\u4eec\u6781\u529b\u63a8\u8350\u7684\u662fstretched-coordinate PML\u3002\u4e3a\u4e86\u65b9\u4fbf\u7528\u6237\u4f7f\u7528\uff0c\u6211\u4eec\u5c06\u8fd9\u79cd\u6280\u672f\u5206\u4e3a\u51e0\u79cd\u60c5\u51b5\uff0c\u5c4a\u65f6\u53ea\u8981\u9009\u53d6\u5408\u9002\u7684PML \uff08\u5b98\u7f51\u8fde\u63a5\uff09\u53ef\u4ee5\u4e86\uff1a Standard \u8be5\u8bbe\u7f6e\u9488\u5bf9\u5927\u591a\u6570\u5e94\u7528\u80fd\u591f\u5728\u4f7f\u7528\u6700\u5c11\u5c42\u6570\u60c5\u51b5\u4e0b\u63d0\u4f9b\u5f88\u597d\u7684\u5438\u6536\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\u7269\u4f53\u5e94\u8be5\u7a7f\u900fPML\u3002\u5982\u679c\u7269\u4f53\u4ec5\u5ef6\u4f38\u5230PML\u91cc\u9762\u4e00\u90e8\u5206\uff08\u4f8b\u5982\u4e00\u4e9b\u5149\u5b50\u6676\u4f53\u5668\u4ef6\uff09\uff0c\u6709\u53ef\u80fd\u4ea7\u751f\u4eff\u771f\u53d1\u6563\uff0c\u6b64\u65f6\u53ef\u4ee5\u9009\u7528Stabilized Stabilized \u4e3a\u4e86\u964d\u4f4e\u4eff\u771f\u53d1\u6563\u7684\u53ef\u80fd\u6027\uff0c\u6b64PML\u9009\u7528\u66f4\u591a\u7684\u5c42\u6570\u4f46\u662f\u66f4\u7f13\u6162\u7684\u5438\u6536\u3002 Steep Angle \u5f53\u4eff\u771f\u533a\u7684\u7535\u78c1\u573a\u4e00\u8f83\u5927\u89d2\u5ea6\u5165\u5c04\u5230PML\u4e0a\u65f6\uff0c\u4f8b\u5982\u4e00\u4e9b\u5468\u671f\u7ed3\u6784\uff0c\u5bf9PML\u8981\u6c42\u66f4\u9ad8\uff0c\u6b64\u65f6\u53ef\u4ee5\u9009\u7528 Custom \u524d\u9762\u4e09\u79cdPML\u7684\u6750\u6599\u53c2\u6570\u90fd\u662f\u56fa\u5b9a\u7684\uff0c\u7528\u6237\u53ea\u80fd\u8c03\u6574\u5c42\u6570\u3002\u5bf9\u4e8e\u6709\u7ecf\u9a8c\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574PML\u7684\u6750\u6599\u53c2\u6570\u5b9e\u73b0\u66f4\u597d\u7684\u6027\u80fd\u3002 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property=\"og:title\" content=\"Ansys Insight: FDTD\u7b97\u6cd5\u4e2dpml\u7684\u7c7b\u578b\u548c\u9009\u62e9 | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"FDTD \u548cMODE \u4e2d\u7684varFDTD\u6700\u5e38\u7528\u7684\u8fb9\u754c\u6761\u4ef6\u5c31\u662fPML\u3002PML\u5168\u79f0\u662fPerfectly matched layer \u5373\u5b8c\u7f8e\u5339\u914d\u5c42\uff0c\u662f\u7531\u6cd5\u56fd\u79d1\u5b66\u5bb6Berenger\u4e8e1994\u5e74\u63d0\u51fa\u7684\u3002\u5728FDTD\u53d1\u5c55\u7684\u8fc7\u7a0b\u4e2d\uff0c\u8fd9\u4e2a\u8fb9\u754c\u6761\u4ef6\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u91cc\u7a0b\u7891\u3002\u5728\u6b64\u4e4b\u524d\uff0c\u5982\u4f55\u4eff\u771f\u7535\u78c1\u6ce2\u4f20\u8f93\u5230\u65e0\u9650\u8fdc\u7684\u95ee\u9898\uff0c\u5df2\u7ecf\u6709\u51e0\u79cd\u8fb9\u754c\u6761\u4ef6\u5c06\u4eff\u771f\u533a\u622a\u65ad\uff0c\u4f46\u90fd\u4e0d\u662f\u5f88\u7406\u60f3\uff0c\u4e5f\u5c31\u662f\u90fd\u6709\u4e00\u5b9a\u91cf\u7684\u53cd\u5c04\uff0c\u8fd9\u4e9b\u53cd\u5c04\u6ce2\u53c8\u8fd4\u56de\u4eff\u771f\u533a\u57df\u7269\u4f53\u76f8\u4e92\u4f5c\u7528\uff0c\u4e25\u91cd\u5f71\u54cd\u4eff\u771f\u7684\u7cbe\u5ea6\u3002\u5728\u6b63\u786e\u8bbe\u7f6e\u548cPML\u4e0a\u5165\u5c04\u89d2\u4e0d\u662f\u975e\u5e38\u5927\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u8f6f\u4ef6\u63d0\u4f9b\u7684PML\u53ef\u4ee5\u8fbe\u5230\u975e\u5e38\u4f4e\u7684\u53cd\u5c04\u3002\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c\u6240\u6709\u8f6f\u4ef6\u4eff\u771f\u65f6\u90fd\u9700\u8981\u628aPML\u533a\u57df\u8003\u8651\u8fdb\u53bb\uff0c\u56e0\u6b64\uff0c\u4e3a\u4e86\u51cf\u5c0f\u5185\u5b58\u9700\u6c42\uff0c\u4e00\u822c\u6765\u8bf4\u5e94\u8be5\u5728\u57fa\u672c\u6ee1\u8db3\u4eff\u771f\u7cbe\u5ea6\u7684\u524d\u63d0\u4e0b\u5c3d\u53ef\u80fd\u9009\u53d6\u5c11\u5c42\u6570\u3002 \u8f6f\u4ef6\u7f3a\u7701\u7684\u4e5f\u662f\u6211\u4eec\u6781\u529b\u63a8\u8350\u7684\u662fstretched-coordinate PML\u3002\u4e3a\u4e86\u65b9\u4fbf\u7528\u6237\u4f7f\u7528\uff0c\u6211\u4eec\u5c06\u8fd9\u79cd\u6280\u672f\u5206\u4e3a\u51e0\u79cd\u60c5\u51b5\uff0c\u5c4a\u65f6\u53ea\u8981\u9009\u53d6\u5408\u9002\u7684PML \uff08\u5b98\u7f51\u8fde\u63a5\uff09\u53ef\u4ee5\u4e86\uff1a Standard \u8be5\u8bbe\u7f6e\u9488\u5bf9\u5927\u591a\u6570\u5e94\u7528\u80fd\u591f\u5728\u4f7f\u7528\u6700\u5c11\u5c42\u6570\u60c5\u51b5\u4e0b\u63d0\u4f9b\u5f88\u597d\u7684\u5438\u6536\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\u7269\u4f53\u5e94\u8be5\u7a7f\u900fPML\u3002\u5982\u679c\u7269\u4f53\u4ec5\u5ef6\u4f38\u5230PML\u91cc\u9762\u4e00\u90e8\u5206\uff08\u4f8b\u5982\u4e00\u4e9b\u5149\u5b50\u6676\u4f53\u5668\u4ef6\uff09\uff0c\u6709\u53ef\u80fd\u4ea7\u751f\u4eff\u771f\u53d1\u6563\uff0c\u6b64\u65f6\u53ef\u4ee5\u9009\u7528Stabilized Stabilized \u4e3a\u4e86\u964d\u4f4e\u4eff\u771f\u53d1\u6563\u7684\u53ef\u80fd\u6027\uff0c\u6b64PML\u9009\u7528\u66f4\u591a\u7684\u5c42\u6570\u4f46\u662f\u66f4\u7f13\u6162\u7684\u5438\u6536\u3002 Steep Angle \u5f53\u4eff\u771f\u533a\u7684\u7535\u78c1\u573a\u4e00\u8f83\u5927\u89d2\u5ea6\u5165\u5c04\u5230PML\u4e0a\u65f6\uff0c\u4f8b\u5982\u4e00\u4e9b\u5468\u671f\u7ed3\u6784\uff0c\u5bf9PML\u8981\u6c42\u66f4\u9ad8\uff0c\u6b64\u65f6\u53ef\u4ee5\u9009\u7528 Custom \u524d\u9762\u4e09\u79cdPML\u7684\u6750\u6599\u53c2\u6570\u90fd\u662f\u56fa\u5b9a\u7684\uff0c\u7528\u6237\u53ea\u80fd\u8c03\u6574\u5c42\u6570\u3002\u5bf9\u4e8e\u6709\u7ecf\u9a8c\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574PML\u7684\u6750\u6599\u53c2\u6570\u5b9e\u73b0\u66f4\u597d\u7684\u6027\u80fd\u3002 \u6839\u636e\u9700\u8981\uff0c\u7528\u6237\u53ef\u4ee5\u5c06\u6240\u6709\u9700\u8981PML\u7684\u65b9\u5411\u8bbe\u7f6e\u4e3a\u76f8\u540c\u7684PML\uff0c\u4f8b\u5982\u6563\u5c04\u95ee\u9898\uff0c\u4e5f\u53ef\u4ee5\u8bbe\u7f6e\u4e3a\u4e0d\u540c\u7684PML\uff0c\u4f8b\u5982\u73af\u5f62\u8c10\u632f\u8154\u5668\u4ef6\u3002\u4e0d\u540c\u65b9\u5411\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684PML\uff0c \u4f8b\u5982x\u65b9\u5411\u4e24\u8fb9\u90fd\u4f7f\u7528 Stabilized\uff1a\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/ansys-insight-fdtdsuanfazhongpmldeleixinghexuanze\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/JCIA69LE8MDP\/image.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/JCIA69LE8MDP\/image.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2021-03-04T18:11:41+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2022-08-09T09:39:20+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Ansys Insight: FDTD\u7b97\u6cd5\u4e2dpml\u7684\u7c7b\u578b\u548c\u9009\u62e9 | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"FDTD \u548cMODE \u4e2d\u7684varFDTD\u6700\u5e38\u7528\u7684\u8fb9\u754c\u6761\u4ef6\u5c31\u662fPML\u3002PML\u5168\u79f0\u662fPerfectly matched layer \u5373\u5b8c\u7f8e\u5339\u914d\u5c42\uff0c\u662f\u7531\u6cd5\u56fd\u79d1\u5b66\u5bb6Berenger\u4e8e1994\u5e74\u63d0\u51fa\u7684\u3002\u5728FDTD\u53d1\u5c55\u7684\u8fc7\u7a0b\u4e2d\uff0c\u8fd9\u4e2a\u8fb9\u754c\u6761\u4ef6\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u91cc\u7a0b\u7891\u3002\u5728\u6b64\u4e4b\u524d\uff0c\u5982\u4f55\u4eff\u771f\u7535\u78c1\u6ce2\u4f20\u8f93\u5230\u65e0\u9650\u8fdc\u7684\u95ee\u9898\uff0c\u5df2\u7ecf\u6709\u51e0\u79cd\u8fb9\u754c\u6761\u4ef6\u5c06\u4eff\u771f\u533a\u622a\u65ad\uff0c\u4f46\u90fd\u4e0d\u662f\u5f88\u7406\u60f3\uff0c\u4e5f\u5c31\u662f\u90fd\u6709\u4e00\u5b9a\u91cf\u7684\u53cd\u5c04\uff0c\u8fd9\u4e9b\u53cd\u5c04\u6ce2\u53c8\u8fd4\u56de\u4eff\u771f\u533a\u57df\u7269\u4f53\u76f8\u4e92\u4f5c\u7528\uff0c\u4e25\u91cd\u5f71\u54cd\u4eff\u771f\u7684\u7cbe\u5ea6\u3002\u5728\u6b63\u786e\u8bbe\u7f6e\u548cPML\u4e0a\u5165\u5c04\u89d2\u4e0d\u662f\u975e\u5e38\u5927\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u8f6f\u4ef6\u63d0\u4f9b\u7684PML\u53ef\u4ee5\u8fbe\u5230\u975e\u5e38\u4f4e\u7684\u53cd\u5c04\u3002\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c\u6240\u6709\u8f6f\u4ef6\u4eff\u771f\u65f6\u90fd\u9700\u8981\u628aPML\u533a\u57df\u8003\u8651\u8fdb\u53bb\uff0c\u56e0\u6b64\uff0c\u4e3a\u4e86\u51cf\u5c0f\u5185\u5b58\u9700\u6c42\uff0c\u4e00\u822c\u6765\u8bf4\u5e94\u8be5\u5728\u57fa\u672c\u6ee1\u8db3\u4eff\u771f\u7cbe\u5ea6\u7684\u524d\u63d0\u4e0b\u5c3d\u53ef\u80fd\u9009\u53d6\u5c11\u5c42\u6570\u3002 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\u8f6f\u4ef6\u7f3a\u7701\u7684\u4e5f\u662f\u6211\u4eec\u6781\u529b\u63a8\u8350\u7684\u662fstretched-coordinate PML\u3002\u4e3a\u4e86\u65b9\u4fbf\u7528\u6237\u4f7f\u7528\uff0c\u6211\u4eec\u5c06\u8fd9\u79cd\u6280\u672f\u5206\u4e3a\u51e0\u79cd\u60c5\u51b5\uff0c\u5c4a\u65f6\u53ea\u8981\u9009\u53d6\u5408\u9002\u7684PML \uff08\u5b98\u7f51\u8fde\u63a5\uff09\u53ef\u4ee5\u4e86\uff1a Standard \u8be5\u8bbe\u7f6e\u9488\u5bf9\u5927\u591a\u6570\u5e94\u7528\u80fd\u591f\u5728\u4f7f\u7528\u6700\u5c11\u5c42\u6570\u60c5\u51b5\u4e0b\u63d0\u4f9b\u5f88\u597d\u7684\u5438\u6536\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\u7269\u4f53\u5e94\u8be5\u7a7f\u900fPML\u3002\u5982\u679c\u7269\u4f53\u4ec5\u5ef6\u4f38\u5230PML\u91cc\u9762\u4e00\u90e8\u5206\uff08\u4f8b\u5982\u4e00\u4e9b\u5149\u5b50\u6676\u4f53\u5668\u4ef6\uff09\uff0c\u6709\u53ef\u80fd\u4ea7\u751f\u4eff\u771f\u53d1\u6563\uff0c\u6b64\u65f6\u53ef\u4ee5\u9009\u7528Stabilized Stabilized 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\u6839\u636e\u9700\u8981\uff0c\u7528\u6237\u53ef\u4ee5\u5c06\u6240\u6709\u9700\u8981PML\u7684\u65b9\u5411\u8bbe\u7f6e\u4e3a\u76f8\u540c\u7684PML\uff0c\u4f8b\u5982\u6563\u5c04\u95ee\u9898\uff0c\u4e5f\u53ef\u4ee5\u8bbe\u7f6e\u4e3a\u4e0d\u540c\u7684PML\uff0c\u4f8b\u5982\u73af\u5f62\u8c10\u632f\u8154\u5668\u4ef6\u3002\u4e0d\u540c\u65b9\u5411\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684PML\uff0c \u4f8b\u5982x\u65b9\u5411\u4e24\u8fb9\u90fd\u4f7f\u7528 Stabilized\uff1a","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/ansys-insight-fdtdsuanfazhongpmldeleixinghexuanze\/#breadcrumblist"},"datePublished":"2021-03-04T18:11:41+00:00","dateModified":"2022-08-09T09:39:20+00:00"},{"@type":"WebSite","@id":"https:\/\/innovationspace.ansys.com\/forum\/#website","url":"https:\/\/innovationspace.ansys.com\/forum\/","name":"Ansys Learning Forum","description":"Ansys Innovation 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\u8f6f\u4ef6\u7f3a\u7701\u7684\u4e5f\u662f\u6211\u4eec\u6781\u529b\u63a8\u8350\u7684\u662fstretched-coordinate PML\u3002\u4e3a\u4e86\u65b9\u4fbf\u7528\u6237\u4f7f\u7528\uff0c\u6211\u4eec\u5c06\u8fd9\u79cd\u6280\u672f\u5206\u4e3a\u51e0\u79cd\u60c5\u51b5\uff0c\u5c4a\u65f6\u53ea\u8981\u9009\u53d6\u5408\u9002\u7684PML \uff08\u5b98\u7f51\u8fde\u63a5\uff09\u53ef\u4ee5\u4e86\uff1a Standard \u8be5\u8bbe\u7f6e\u9488\u5bf9\u5927\u591a\u6570\u5e94\u7528\u80fd\u591f\u5728\u4f7f\u7528\u6700\u5c11\u5c42\u6570\u60c5\u51b5\u4e0b\u63d0\u4f9b\u5f88\u597d\u7684\u5438\u6536\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\u7269\u4f53\u5e94\u8be5\u7a7f\u900fPML\u3002\u5982\u679c\u7269\u4f53\u4ec5\u5ef6\u4f38\u5230PML\u91cc\u9762\u4e00\u90e8\u5206\uff08\u4f8b\u5982\u4e00\u4e9b\u5149\u5b50\u6676\u4f53\u5668\u4ef6\uff09\uff0c\u6709\u53ef\u80fd\u4ea7\u751f\u4eff\u771f\u53d1\u6563\uff0c\u6b64\u65f6\u53ef\u4ee5\u9009\u7528Stabilized Stabilized 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\u6839\u636e\u9700\u8981\uff0c\u7528\u6237\u53ef\u4ee5\u5c06\u6240\u6709\u9700\u8981PML\u7684\u65b9\u5411\u8bbe\u7f6e\u4e3a\u76f8\u540c\u7684PML\uff0c\u4f8b\u5982\u6563\u5c04\u95ee\u9898\uff0c\u4e5f\u53ef\u4ee5\u8bbe\u7f6e\u4e3a\u4e0d\u540c\u7684PML\uff0c\u4f8b\u5982\u73af\u5f62\u8c10\u632f\u8154\u5668\u4ef6\u3002\u4e0d\u540c\u65b9\u5411\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684PML\uff0c \u4f8b\u5982x\u65b9\u5411\u4e24\u8fb9\u90fd\u4f7f\u7528 Stabilized\uff1a","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/ansys-insight-fdtdsuanfazhongpmldeleixinghexuanze\/","og:image":"https:\/\/us.v-cdn.net\/6032193\/uploads\/JCIA69LE8MDP\/image.png","og:image:secure_url":"https:\/\/us.v-cdn.net\/6032193\/uploads\/JCIA69LE8MDP\/image.png","article:published_time":"2021-03-04T18:11:41+00:00","article:modified_time":"2022-08-09T09:39:20+00:00","twitter:card":"summary_large_image","twitter:title":"Ansys Insight: FDTD\u7b97\u6cd5\u4e2dpml\u7684\u7c7b\u578b\u548c\u9009\u62e9 | Ansys 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