{"id":12753,"date":"2020-11-19T15:16:55","date_gmt":"2020-11-19T07:16:55","guid":{"rendered":"https:\/\/www.fun-in.com.tw\/blog\/?p=12753"},"modified":"2020-11-19T15:23:57","modified_gmt":"2020-11-19T07:23:57","slug":"mnd-vs-mod","status":"publish","type":"post","link":"https:\/\/www.fun-in.com.tw\/blog\/?p=12753","title":{"rendered":"MND vs MOD"},"content":{"rendered":"
\n \n \"Fb-Button\"\n <\/a>\n <\/div>
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\"\"<\/figure>\n\n\n\n

<\u5f9e\u7a7a\u6c23 -> \u9ad8\u6c27 -> \u6c26\u6c2e\u6c27>
\u7a7a\u6c23\u5f88\u7c21\u55ae\uff0c\u56e0\u70ba\u6bd4\u4f8b\u56fa\u5b9a\uff0c\u4e14\u4f11\u9592\u6f5b\u6c34\u901a\u5e38\u4e0d\u6703\u4e0b\u8d85\u904e40m\u3002
\u9ad8\u6c27\u7684\u8a71\u5176\u5be6\u5e38\u7528 EAN32 \u6216 EAN36\uff0c\u6240\u4ee5\u4e5f\u4e0d\u592a\u96e3\u6c7a\u5b9a\u3002
\u4f46\u662f\u6c26\u6c2e\u6c27\u7684\u8a71\uff0c\u4f60\u8981\u600e\u9ebc\u6c7a\u5b9a\u6c27\u6c23\u548c\u6c26\u6c23\u7684\u6bd4\u4f8b\uff1f\uff1f<\/p>\n\n\n\n

\u5728 Subsurface \u88e1 Available gases \u7684\u6b04\u4f4d\u4e2d\u53ef\u4ee5\u8f38\u5165bottom Maximum Operating Depth (bot. MOD)\u8ddfMaximum Narcotic Depth (MND)
\u6211\u5011\u7528\u5be6\u969b\u7684\u4f8b\u5b50\u4f86\u8aaa\u660e\u9019\u4e9b\u6b04\u4f4d\u7684\u610f\u7fa9\uff1a
\u5047\u8a2d\u6211\u7684\u8a08\u756b\u5982\u4e0b\u6f5b\u6c34\u8a08\u756b(dive plan)\uff1a\u4e0b 90m – 20min\u6c23\u9ad4\u8a08\u756b(gas plan)\u6e1b\u58d3\u505c\u7559\u8a08\u756b(deco regimen)
\u73fe\u5728\u5148\u770b\u6c23\u9ad4\uff0c\u8981\u8003\u91cf\u7684\u4e09\u7a2e\u56e0\u7d20\u6709\uff1a
\u6c27\u6c23(PO2)
\u6c2e\u9189
\u6c23\u9ad4\u5bc6\u5ea6

<<\u6c23\u9ad4>>
\u6eef\u5e95
13%\u00a0\u7684\u6c27\u6c23\u5f97\u5230\u5728 90m\u00a0\u7684\u6c27\u5206\u58d3\u662f 1.3
27% \u7684\u6c2e\u6c23\u7684\u7b49\u6548\u7a7a\u6c23\u6c2e\u9189\u6df1\u5ea6\u662f 24m
\u5269\u4e0b\u7684 60%\u00a0\u7528\u6c26\u6c23\u586b\u6eff\uff1a”trimix 13:60″
\u5728 90m\u00a0\u6642\u7684\u5bc6\u5ea6\uff1a6 g\/L

\u6e1b\u58d3
EAN36\u00a0\u5728 24m \u6642\u7684 PO2\u00a0\u7d04\u70ba 1.3
EAN99 (\u7d14\u6c27)\u5728 3m \u6642\u7684 PO2 \u7d04\u70ba 1.3

<\u5229\u7528 Subsurface\u00a0\u8dd1\u51fa\u6e1b\u58d3\u8a08\u756b>
\u8981\u600e\u9ebc\u8a08\u7b97\u51fa\u6eef\u5e95\u6642\u7528\u7684 trimix?
\u5148\u627e\u51fa O2\u00a0\u6bd4\u4f8b\uff0c\u4e5f\u5c31\u662f\u8a2d\u5b9a\u597d pO2 in calculating MOD,\u00a0\u4f8b\u5982 1.3
\u7136\u5f8c\u5728 Bot. MOD\u00a0\u7684\u5730\u65b9\u8f38\u5165 90m\u00a0\u8a66\u8a66\u770b\uff0c\u7d50\u679c Subsurface\u00a0\u6703\u6539\u6210 97m\u00a0\u7136\u5f8c O2\u00a0\u6703\u6539\u6210 12%\u56e0\u70ba Subsurface\u00a0\u53ea\u6703\u5e6b\u4f60\u8a08\u7b97\u5230\u6574\u6578\u4f4d\uff0c\u6240\u4ee5\u6211\u5011\u53ef\u4ee5\u5728\u6e1b\u5c11\u6578\u5b57\u76f4\u5230 MOD\u00a0\u6700\u63a5\u8fd190m\u5982\u679c\u8f38\u5165 88\u00a0\u5247 MOD\u00a0\u6703\u81ea\u52d5\u8df3\u6210 89m\u00a0\u7136\u5f8c FO2=12%\u9019\u6642\u5019\u5c31\u53ef\u4ee5\u628a O2\u00a0\u78ba\u5b9a\u4e0b\u4f86

\u518d\u4f86\u627e He%\uff0c\u56e0\u70ba\u5df2\u7d93\u78ba\u5b9a\u4e86 FO2\uff0c\u53ea\u8981\u518d\u628aFN2\u627e\u51fa\uff0c\u5269\u4e0b\u7684\u5c31\u7528He\u586b\u6eff\u5c31\u597d\u3002\u8981\u627e\u51fa FN2\uff0c\u5247\u8981\u5148\u554f\u4f60\u81ea\u5df1\u60f3\u8981\u8a2d\u5b9a\u591a\u5c11\u300c\u7b49\u6548\u7a7a\u6c23\u6c2e\u9189\u6df1\u5ea6\u300d\u4ee5\u53ca\u8981\u4e0d\u8981\u628a O2 \u8996\u70ba\u8ff7\u9189\u6c23\u9ad4\u5982\u679c\u4e0d\u8981\uff0c\u5247\u5c31\u4e0d\u8981\u628a O2 narcotic\u00a0\u7684\u9078\u9805\u6253\u52fe\u3002\u5982\u679c\u6211\u8a2d\u5b9aBest MIX END = 24\uff0cO2 narcotic\u00a0\u6c92\u6253\u52fe\u5247\u6211\u53ef\u4ee5\u5229\u7528\u300c\u6c2e\u5206\u58d3\u300d\u4f86\u5efa\u7acb\u8d77\u7b49\u5f0f\uff0c\u518d\u53bb\u89e3\u672a\u77e5\u6578\uff1a

(1+MND\/10)*N2 % = (1+Best MIX END\/10)*79%

\u5047\u8a2d\u6211\u5df2\u7d93\u77e5\u9053\u8981\u4e0b 90m => \u628a MND \u8a2d\u5b9a\u70ba 90m\u00a0=> \u5247\u627e\u51fa He% \u70ba 60.5%
\u9019\u6642\u5019\u6211\u5011\u53ef\u4ee5\u53bb\u6389\u5c0f\u6578\u9ede\u5f8c\u9762\u7684\u6578\u5b57\uff0c\u5c31\u7b9760%\u5c31\u597d\u65bc\u662f\u6700\u5f8c\u6211\u5011\u5c31\u6c7a\u5b9a\u4e86 Trimix\u00a0\u70ba 13\/60

\u63a5\u4e0b\u4f86\u8981\u600e\u9ebc\u8dd1\u51fa\u6e1b\u58d3\u8a08\u756b\uff1f\u6211\u5011\u53ef\u4ee5\u5728 EAN36\u00a0\u7684 Deco switch at\u00a0\u8a2d\u5b9a\u70ba 24m (\u6c92\u6709\u8d85\u904e MOD 26m)\u7136\u5f8c EAN99\u00a0\u7684 Deco switch at\u00a0\u8a2d\u5b9a\u70ba 3m (\u6c92\u6709\u8d85\u904e MOD 3m)
GF\u8a2d\u5b9a\u4f8b\u5982 40:70
\u63a5\u8457\u5728\u6839\u64da\u6e1b\u58d3\u8a08\u756b\u548c\u8a2d\u5b9a\u597d\u7684 SAC factor\u00a0\u53bb\u8a08\u7b97\u6bcf\u4e00\u7a2e\u6c23\u9ad4\u9700\u8981\u7684\u7528\u91cf\uff0c\u518d\u770b\u81ea\u5df1\u651c\u5e36\u7684\u6c23\u74f6\u7684\u5bb9\u7a4d\u548c\u58d3\u529b\u5920\u4e0d\u5920\u7528\u3002 <\/p>\n","protected":false},"excerpt":{"rendered":"

<\u5f9e\u7a7a\u6c23 -> \u9ad8\u6c27 -> \u6c26\u6c2e\u6c27>\u7a7a\u6c23\u5f88\u7c21\u55ae\uff0c\u56e0\u70ba\u6bd4\u4f8b\u56fa\u5b9a\uff0c\u4e14\u4f11\u9592\u6f5b\u6c34\u901a … \u95b1\u8b80\u5168\u6587 →<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12753"}],"collection":[{"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12753"}],"version-history":[{"count":2,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12753\/revisions"}],"predecessor-version":[{"id":12756,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/12753\/revisions\/12756"}],"wp:attachment":[{"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12753"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12753"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fun-in.com.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12753"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}