{"id":345473,"date":"2024-01-19T03:57:18","date_gmt":"2024-01-19T03:57:18","guid":{"rendered":"\/forum\/forums\/topic\/how-to-obtain-near-field-data-of-a-electrical-small-antenna-in-reactive-region\/"},"modified":"2024-01-19T03:57:18","modified_gmt":"2024-01-19T03:57:18","slug":"how-to-obtain-near-field-data-of-a-electrical-small-antenna-in-reactive-region","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-obtain-near-field-data-of-a-electrical-small-antenna-in-reactive-region\/","title":{"rendered":"How to obtain near field data of a electrical small antenna in reactive region?"},"content":{"rendered":"<p>hello all I am simulating a electrical small ring antenna in the near field (reactive region). In such region, the H field is supposed to be much larger than E field and it can be observed in the Field Overlays.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/01\/19-01-2024-1705636397-mceclip0.png\" width=\"452\" height=\"352\"><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/01\/19-01-2024-1705636402-mceclip1.png\" width=\"447\" height=\"316\"><\/p>\n<p>&nbsp;<\/p>\n<p>However, when I create the near field report in Results, the report is different totally. The region of following reports are same as above plots. However, the value of mag(NearETotal) is much higher than mag(NearHTotal), which is different with above plots.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/01\/19-01-2024-1705636433-mceclip2.png\" width=\"625\" height=\"318\"><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/01\/19-01-2024-1705636450-mceclip3.png\" width=\"534\" height=\"304\"><\/p>\n<p>&nbsp;So, I am confused that which method is correct. I think the plots in Field Overlays are correct but I do not know how to export the data. I will be really appreciated if anyone can help me.<\/p>\n<p>The project file is attached.<\/p>\n<p>https:\/\/drive.google.com\/file\/d\/1p6CmURjUXLXo8ystn2wuq5oXLEJm68K8\/view?usp=sharing<\/p>\n<p>&nbsp;<\/p>\n<p>best regards,<\/p>\n<p>MYK<\/p>\n","protected":false},"template":"","class_list":["post-345473","topic","type-topic","status-closed","hentry","topic-tag-ansys-hfss","topic-tag-near-field","topic-tag-wireless-power-transfer"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_oembed_37e6ef65cf4b52c78691f5a71541b078":["{{unknown}}"],"_bbp_subscription":["59159","109997"],"_bbp_author_ip":["23.206.193.41"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["1369"],"_bbp_topic_status":["unanswered"],"_bbp_likes_count":["1"],"_oembed_bf88527af295c7a12eed7ad33e41b752":["{{unknown}}"],"_bbp_topic_id":["345473"],"_bbp_forum_id":["27793"],"_bbp_engagement":["59159","109997"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["346550"],"_bbp_last_active_id":["346550"],"_bbp_last_active_time":["2024-01-25 10:27:58"]},"test":"416624609qq-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/345473","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/345473\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=345473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}