{"id":185,"date":"2017-09-17T17:32:13","date_gmt":"2017-09-17T17:32:13","guid":{"rendered":"http:\/\/80.85.86.254\/sjor\/?p=185"},"modified":"2024-10-15T16:13:12","modified_gmt":"2024-10-15T16:13:12","slug":"1-7-mengun-sjavar","status":"publish","type":"post","link":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/2017\/09\/17\/1-7-mengun-sjavar\/","title":{"rendered":"1.7 Mengun sj\u00e1var"},"content":{"rendered":"

Mengandi efni lenda \u00ed hafinu vegna haftengdrar starfsemi, s.s. sj\u00e1var\u00fatvegs, siglinga og ol\u00eduvinnslu. St\u00f3r hluti \u00feeirrar mengunar sem \u00e1 endanum lendir \u00ed hafinu \u00e1 hins vegar uppruna sinn \u00ed landi. Me\u00f0 aukinni i\u00f0nv\u00e6\u00f0ingu f\u00f3ru menn sm\u00e1m saman a\u00f0 l\u00edta \u00e1 sj\u00f3inn sem ruslakistu fyrir alls konar \u00fargang. Vegna hringr\u00e1sar efnis og orku \u00ed vistkerfinu berast mengunarefnin hins vegar aftur til okkar t.d. me\u00f0 \u00farkomu e\u00f0a \u00ed sj\u00e1varfangi, \u00fe\u00f3tt \u00fea\u00f0 s\u00e9 kannski l\u00f6ngu s\u00ed\u00f0ar og langt fr\u00e1 uppsprettum mengunarinnar.<\/p>\n

\"\"<\/a>

Mynd 1.6. Uppsprettur mengunarefna \u00ed sj\u00f3num.<\/p><\/div>\n

Mengandi efni berast til sj\u00e1var me\u00f0 loftstraumum, me\u00f0 \u00e1rvatni \u00feegar \u00e1r renna til sj\u00e1var og fyrir tilstilli beinnar losunar vegna athafna manna (haftengd starfsemi, i\u00f0na\u00f0ur, fr\u00e1rennsli, og afrennsli af landb\u00fana\u00f0arlandi). Loftstraumar eru hra\u00f0ir og eiga \u00fev\u00ed st\u00f3ran \u00fe\u00e1tt \u00ed dreifingu mengunarefna. Mengunarefni geta borist me\u00f0 loftstraumum langar lei\u00f0ir fr\u00e1 upprunasta\u00f0 s\u00ednum. Efnin falla svo \u00fat me\u00f0 \u00farkomu e\u00f0a \u00feurri \u00e1komu<\/span>. Miki\u00f0 magn efna, hvort sem um er a\u00f0 r\u00e6\u00f0a efni af n\u00e1tt\u00farulegum uppruna e\u00f0a mannager\u00f0 efni, berst me\u00f0 \u00e1m til sj\u00e1var. \u00deegar efnin hafa borist til sj\u00e1var geta \u00feau b\u00e6\u00f0i falli\u00f0 til botns og mynda\u00f0 sj\u00e1varset, e\u00f0a borist \u00e1fram til annarra sta\u00f0a me\u00f0 l\u00edfverum e\u00f0a hafstraumum og jafnvel gufa\u00f0 aftur upp og borist \u00e1fram me\u00f0 loftstraumum. Mengandi efni, sem bundin eru dj\u00fapt \u00ed sj\u00e1varseti og ekki lengur a\u00f0gengileg l\u00edfr\u00edki, geta komist aftur \u00ed hringr\u00e1s og or\u00f0i\u00f0 a\u00f0gengileg l\u00edfverum vegna framkv\u00e6mda (t.d. d\u00fdpkunara\u00f0ger\u00f0a).<\/p>\n

Mengandi efni \u00ed sj\u00f3num og sj\u00e1varseti eru a\u00f0gengileg l\u00edfverum. L\u00edfa\u00f0gengi v\u00edsar til \u00feess hlutfalls af heildarmagni e\u00f0a -styrk mengunarefnis sem sj\u00e1varl\u00edfvera getur teki\u00f0 upp og er h\u00e1\u00f0 eiginleikum mengunarefnisins, umhverfisa\u00f0st\u00e6\u00f0um (hitastigi, s\u00fdrustigi, seltu) og heg\u00f0un og l\u00edfe\u00f0lisfr\u00e6\u00f0ilegum eiginleikum l\u00edfverunnar. M\u00f6rg mengunarefni geta l\u00edfsafnast og jafnvel l\u00edfmagnast. Me\u00f0 l\u00edfs\u00f6fnun<\/strong> er \u00e1tt vi\u00f0 a\u00f0 mengunarefni safnist me\u00f0 t\u00edmanum fyrir \u00ed l\u00edfverum innan sama f\u00e6\u00f0u\u00fereps yfir t\u00edma, \u00fear sem l\u00edfverurnar taka efni\u00f0 hra\u00f0ar upp en sem samsvarar ni\u00f0urbroti efnisins \u00ed l\u00edfverunni. L\u00edfm\u00f6gnun<\/strong> \u00e1 s\u00e9r sta\u00f0 \u00feegar styrkur mengunarefnis \u00ed l\u00edfverum eykst eftir \u00fev\u00ed sem ofar kemur \u00ed f\u00e6\u00f0uke\u00f0junni.<\/p>\n

\"\"<\/a>

1.7. L\u00edfm\u00f6gnun. Styrkur mengunarefnis h\u00e6kkar \u00fev\u00ed ofar sem komi\u00f0 er \u00ed f\u00e6\u00f0uke\u00f0junni.<\/p><\/div>\n

Mikilv\u00e6gt er a\u00f0 st\u00f6\u00f0va losun mengunar vi\u00f0 uppt\u00f6k \u00fev\u00ed a\u00f0 allar a\u00f0ger\u00f0ir eru erfi\u00f0ari og d\u00fdrari eftir a\u00f0 mengunin hefur n\u00e1\u00f0 til sj\u00e1var. \u00cd \u00fev\u00ed skyni hefur veri\u00f0 gripi\u00f0 til \u00fdmissa a\u00f0ger\u00f0a \u00e1 s\u00ed\u00f0ustu \u00e1rum og \u00e1ratugum. \u00cd starfsleyfum fyrirt\u00e6kja eru t.a.m. \u00e1kv\u00e6\u00f0i um loftmengun, fr\u00e1rennsli, efnisme\u00f0h\u00f6ndlun og f\u00f6rgun \u00fargangs. Ger\u00f0ir hafa veri\u00f0 al\u00fej\u00f3\u00f0legir samningar til a\u00f0 takmarka mengun fr\u00e1 b\u00e6\u00f0i sj\u00e1vartengdri og landtengdri starfsemi.<\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

Mengandi efni lenda \u00ed hafinu vegna haftengdrar starfsemi, s.s. sj\u00e1var\u00fatvegs, siglinga og ol\u00eduvinnslu. St\u00f3r hluti \u00feeirrar mengunar sem \u00e1 endanum lendir \u00ed hafinu \u00e1 hins vegar uppruna sinn \u00ed landi. Me\u00f0 aukinni i\u00f0nv\u00e6\u00f0ingu f\u00f3ru menn sm\u00e1m saman a\u00f0 l\u00edta \u00e1 Lesa meira…<\/a><\/p>\n","protected":false},"author":2,"featured_media":1000,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-185","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-01-umsjoinn"],"_links":{"self":[{"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/posts\/185","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/comments?post=185"}],"version-history":[{"count":35,"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/posts\/185\/revisions"}],"predecessor-version":[{"id":3965,"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/posts\/185\/revisions\/3965"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/media\/1000"}],"wp:attachment":[{"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/media?parent=185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/categories?post=185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/himinnoghaf.is\/mengunsjavar\/index.php\/wp-json\/wp\/v2\/tags?post=185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}