{"id":842,"date":"2009-03-05T08:56:00","date_gmt":"2009-03-05T07:56:00","guid":{"rendered":"https:\/\/kids.esa.int\/electronic_nose_sniffs_health_hazards\/"},"modified":"2026-10-08T00:32:53","modified_gmt":"2026-10-07T22:32:53","slug":"electronic_nose_sniffs_health_hazards","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/fi\/electronic_nose_sniffs_health_hazards\/","title":{"rendered":"S\u00e4hk\u00f6inen nen\u00e4 haistaa terveysriskit"},"content":{"rendered":"<div class=\"lede\">\n<p>Kehittynyt \u2018elektroninen nen\u00e4\u2019 -j\u00e4rjestelm\u00e4, joka kehitettiin alun perin avaruusasemien sis\u00e4ilman laadun seurantaan, on nyt k\u00e4yt\u00f6ss\u00e4 ihmishenki\u00e4 pelastamassa maan pinnalla. J\u00e4rjestelm\u00e4\u00e4 k\u00e4ytettiin menestyksekk\u00e4\u00e4sti kahdella ESA:n Mir-avaruusasemalle suuntautuneella lennolla vuosina 1995 ja 1997. Se osoitti arvonsa, kun se \u2018haistoi\u2019 aluksella mahdollisesti hengenvaarallisen tulipalon varhaiset merkit.<\/p>\n<\/div>\n<p>Elektronisessa nen\u00e4ss\u00e4 on kolme osaa. Kehittynyt anturi havaitsee ilmasta pieni\u00e4 m\u00e4\u00e4ri\u00e4 ep\u00e4tavallisia aineita. Mikrosiru tunnistaa n\u00e4m\u00e4 ep\u00e4puhtaudet. Ohjelmistopohjainen k\u00e4sittelyj\u00e4rjestelm\u00e4 l\u00e4hett\u00e4\u00e4 sitten h\u00e4lytyksen, jos ne ovat haitallisia.<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"400\" data-credit=\"MST Aerospace \/ EADS RST Rostock System-Technik\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2009\/03\/Electronic_nose2\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2009\/03\/electronic_nose2\/18249657-2-eng-GB\/Electronic_nose.jpg\" alt=\"Electronic nose\"><figcaption>Elektroninen nen\u00e4<\/figcaption><\/figure>\n<p>Viime vuosina saksalaiset ja ruotsalaiset insin\u00f6\u00f6rit ovat kehitt\u00e4neet j\u00e4rjestelm\u00e4n teollisuusk\u00e4ytt\u00f6\u00f6n ESA:n tuella. Tuloksena j\u00e4rjestelm\u00e4 on otettu k\u00e4ytt\u00f6\u00f6n palonilmaisuj\u00e4rjestelm\u00e4n\u00e4, joka antaa varhaisen varoituksen tulipaloista Tukholman metroverkostossa. Elektroninen nen\u00e4 pystyy havaitsemaan ensimm\u00e4iset savun merkit kaupungin 56 metroasemalla ja 60 kilometrin pituisissa tunneleissa, ja kosteus ja hienop\u00f6ly vaikuttavat siihen huomattavasti v\u00e4hemm\u00e4n kuin aiempiin palonilmaisuj\u00e4rjestelmiin.<\/p>\n<p>J\u00e4rjestelm\u00e4 on osoittanut arvonsa my\u00f6s sairaalabakteerien varhaisvaroitusj\u00e4rjestelm\u00e4n\u00e4. Virusten ja infektioiden varhainen havaitseminen on elint\u00e4rke\u00e4\u00e4 elinsiirron saaneiden tai tehohoidossa olevien potilaiden hengen pelastamiseksi. Ilmassa olevat bakteerit ja sienet aiheuttavat my\u00f6s suuren tartuntariskin hengityskoneessa oleville potilaille. Tunnistamalla n\u00e4m\u00e4 ilmassa levi\u00e4v\u00e4t mikrobit elektroninen nen\u00e4 helpottaa oikean l\u00e4\u00e4kkeen m\u00e4\u00e4r\u00e4\u00e4mist\u00e4 ja toimii t\u00e4rke\u00e4n\u00e4 apuv\u00e4lineen\u00e4 tartuntojen torjunnassa.<\/p>","protected":false},"excerpt":{"rendered":"<p>An advanced \u2018electronic nose\u2019 system, first developed to monitor the air quality inside space stations, is now being used to save lives on the ground. The system was successfully operated [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2009\/03\/stockholm_metro_train2\/17896718-2-eng-GB\/Stockholm_metro_train.jpg","esa_banner_description":"Stockholm metro train","esa_banner_credit":"Jorges","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2009\/03\/Stockholm_metro_train2","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[10,54,40],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-842","post","type-post","status-publish","format-standard","hentry","category-learn","category-space-technologies-on-earth","category-technology"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts\/842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/comments?post=842"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts\/842\/revisions"}],"predecessor-version":[{"id":4702,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts\/842\/revisions\/4702"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/media?parent=842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/categories?post=842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/tags?post=842"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/panel?post=842"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/language?post=842"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/age?post=842"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/duration?post=842"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/resource_type?post=842"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/audience?post=842"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/wf_post_folders?post=842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}