{"id":12873,"date":"2026-06-29T10:02:35","date_gmt":"2026-06-29T08:02:35","guid":{"rendered":"https:\/\/feengrotten.admo.cloud\/grottoneum-station-2-stormachtige-winden\/"},"modified":"2026-08-04T08:26:10","modified_gmt":"2026-08-04T06:26:10","slug":"grottoneum-station-2-stormachtige-winden","status":"publish","type":"page","link":"https:\/\/feengrotten.admo.cloud\/nl\/grottoneum\/grottoneum-station-2-stormachtige-winden\/","title":{"rendered":"Grottoneum Station 2 \u2013 Stormachtige winden"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"12873\" class=\"elementor elementor-12873 elementor-11340\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cc20b14 e-con-full e-flex e-con e-parent\" data-id=\"cc20b14\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;position&quot;:&quot;fixed&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-e3e4c9b e-con-full e-flex e-con e-child\" data-id=\"e3e4c9b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<a class=\"elementor-element elementor-element-7a0e76a e-con-full e-flex e-con e-child\" data-id=\"7a0e76a\" data-element_type=\"container\" data-e-type=\"container\" href=\"https:\/\/feengrotten.admo.cloud\/stationsuebersichtseite-grottoneum\/\">\n\t\t\t\t<div class=\"elementor-element elementor-element-55e3231 icon__wrapper elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"55e3231\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"35\" height=\"35\" viewBox=\"0 0 35 35\"><g id=\"Gruppe_3170\" data-name=\"Gruppe 3170\" transform=\"translate(-16 -24)\"><g id=\"Rechteck_2623\" data-name=\"Rechteck 2623\" transform=\"translate(16 24)\" fill=\"#fff\" stroke=\"#f49019\" stroke-width=\"2\"><rect width=\"35\" height=\"35\" rx=\"17.5\" stroke=\"none\"><\/rect><rect x=\"1\" y=\"1\" width=\"33\" height=\"33\" rx=\"16.5\" fill=\"none\"><\/rect><\/g><g id=\"arrow-down\" transform=\"translate(75.381 -4.314) rotate(90)\"><g id=\"Gruppe_3166\" data-name=\"Gruppe 3166\" transform=\"translate(40 32)\"><path id=\"Pfad_864\" data-name=\"Pfad 864\" d=\"M40,104l5.814,5.814L51.628,104\" transform=\"translate(-40 -96.525)\" fill=\"none\" stroke=\"#000\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2\"><\/path><\/g><\/g><\/g><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af57bd8 elementor-widget elementor-widget-text-editor\" data-id=\"af57bd8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Overzicht<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"elementor-element elementor-element-cff91db btn-icon-small elementor-widget elementor-widget-button\" data-id=\"cff91db\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/feengrotten.admo.cloud\/nl\/grottoneum\/grottoneum-station-3-de-sprekende-steen\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"11.428\" height=\"19.996\" viewBox=\"0 0 11.428 19.996\"><path id=\"icon_right\" d=\"M.4,19.6a1.524,1.524,0,0,1,.082-2.14L7.951,10,.482,2.534A1.524,1.524,0,0,1,.4.4,1.526,1.526,0,0,1,2.535.482L10.942,8.89l.044.045.041.038a1.517,1.517,0,0,1,0,2.053l-.041.038-.044.045-8.407,8.4A1.622,1.622,0,0,1,1.391,20,1.393,1.393,0,0,1,.4,19.6Z\" transform=\"translate(0 -0.004)\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Station 3<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3265205 e-con-full e-flex e-con e-parent\" data-id=\"3265205\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-c2d5841 e-con-full e-flex e-con e-child\" data-id=\"c2d5841\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5eb2eae e-con-full e-flex e-con e-child\" data-id=\"5eb2eae\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-d1a40da e-con-full e-flex e-con e-child\" data-id=\"d1a40da\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-3d7ea27 e-con-full e-flex e-con e-child\" data-id=\"3d7ea27\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-57bd4b2 elementor-widget elementor-widget-text-editor\" data-id=\"57bd4b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>2<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5843ee1 e-con-full e-flex e-con e-child\" data-id=\"5843ee1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4e1498f elementor-widget elementor-widget-heading\" data-id=\"4e1498f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><p style=\"line-height:150%\"><font face=\"Arial, sans-serif\"><span style=\"font-size: 18.6667px\">Stormachtige winden in de mijn<\/span><\/font><span style=\"font-size: 24.8px\"><\/span><\/p><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1cc7186 elementor-widget elementor-widget-text-editor\" data-id=\"1cc7186\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Frisse lucht was van levensbelang voor de mijnwerkers \u2013 zowel om te ademen als voor het branden van hun mijnlampen. Om de ventilatie ondergronds te verbeteren, werden schachten aangelegd en eenvoudige ventilatiesystemen ingezet. Kanaries dienden daarbij als levende waarschuwingssystemen: ze reageerden bijzonder gevoelig op gevaarlijke mijngassen en waarschuwden de mijnwerkers zo vroegtijdig voor dreigend gevaar.  <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-22b26f4 e-con-full e-flex e-con e-parent\" data-id=\"22b26f4\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b20df59 e-con-full e-flex e-con e-parent\" data-id=\"b20df59\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-23ddd58 e-con-full e-flex e-con e-child\" data-id=\"23ddd58\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-b549e4c e-con-full e-flex e-con e-child\" data-id=\"b549e4c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-424f460 elementor-widget elementor-widget-heading\" data-id=\"424f460\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Meer weten:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2f1b9cd elementor-widget elementor-widget-n-accordion\" data-id=\"2f1b9cd\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;all_collapsed&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-4930\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-4930\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Meer weten: <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"11.427\" viewBox=\"0 0 20 11.427\"><path id=\"icon_up\" d=\"M.4,19.6A1.524,1.524,0,0,1,.482,17.46L7.951,10,.482,2.534A1.524,1.524,0,0,1,.4.4,1.526,1.526,0,0,1,2.535.482L10.942,8.89l.044.045.041.038a1.388,1.388,0,0,1,.4,1.026,1.393,1.393,0,0,1-.4,1.027l-.041.038-.044.045-8.407,8.4A1.622,1.622,0,0,1,1.391,20,1.393,1.393,0,0,1,.4,19.6Z\" transform=\"translate(0 11.427) rotate(-90)\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"11.427\" viewBox=\"0 0 20 11.427\"><path id=\"icon_down\" d=\"M.4,19.6A1.524,1.524,0,0,1,.482,17.46L7.951,10,.482,2.534A1.524,1.524,0,0,1,.4.4,1.526,1.526,0,0,1,2.535.482L10.942,8.89l.044.045.041.038a1.388,1.388,0,0,1,.4,1.026,1.393,1.393,0,0,1-.4,1.027l-.041.038-.044.045-8.407,8.4A1.622,1.622,0,0,1,1.391,20,1.393,1.393,0,0,1,.4,19.6Z\" transform=\"translate(20) rotate(90)\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-4930\" class=\"elementor-element elementor-element-a900690 e-con-full e-flex e-con e-child\" data-id=\"a900690\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-4930\" class=\"elementor-element elementor-element-a7f41e1 e-flex e-con-boxed e-con e-child\" data-id=\"a7f41e1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-26c5265 elementor-widget elementor-widget-text-editor\" data-id=\"26c5265\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"74\" data-end=\"518\">Veel ongevallen en mijnrampen in de middeleeuwen waren te wijten aan onvoldoende ventilatie. Daarom werden er steeds nieuwe voorzieningen ontwikkeld om de lucht ondergronds te verbeteren. Een daarvan was de blaasbalg: hiermee werd verbruikte lucht uit de mijnruimtes afgezogen en tegelijkertijd frisse lucht in de mijn geblazen. Afhankelijk van de grootte werd deze met de hand, met paardenkracht of door waterraderen aangedreven.   <\/p><p data-start=\"520\" data-end=\"849\">Al ongeveer 400 jaar geleden werd in het gebied van de huidige Feengrotten intensief aluinschalie gewonnen. Vermoedelijk leidde de zoektocht naar waardevolle ertsen tot de toevallige ontdekking van een begeerde grondstof \u2013 de zwarte aluinschalie. Voor de moeizame winning diep in de berg waren licht en frisse lucht onmisbaar.  <\/p><p data-start=\"851\" data-end=\"1294\">Frisse lucht was van levensbelang voor de mijnwerkers: ze hadden het nodig om te ademen en zodat hun mijnlampen konden branden. Verbruikte, zuurstofarme lucht werd &#8216;dode lucht&#8217; genoemd. Als deze nog maar weinig zuurstof en veel koolstofdioxide bevatte, sprak men van &#8216;verstikkende lucht&#8217;, die levensgevaarlijk kon zijn. Daarbij kwamen giftige of explosieve mijngassen, die zo snel mogelijk uit de mijn moesten worden afgevoerd.   <\/p><p data-start=\"1296\" data-end=\"1721\">Twee schachten zorgden ervoor dat frisse lucht van het oppervlak in de mijn terechtkwam. Ondergronds waren ze met elkaar verbonden. Bovendien verdeelden verticale luchtkanalen bij de ingang van de galerij de frisse lucht in de mijnruimtes. Net als in een bovengronds gebouw ontstaan ook in de mijn natuurlijke luchtstromen door temperatuur- en luchtdrukverschillen. De tocht kunt u hier in de mijn duidelijk voelen.    <\/p><p data-start=\"1723\" data-end=\"2047\" data-is-last-node=\"\" data-is-only-node=\"\">Om te controleren of er voldoende frisse lucht aanwezig was, namen mijnwerkers vaak kanaries of kleine dieren zoals muizen mee ondergronds. Als een dier ongewoon stil of roerloos werd, was dat een waarschuwing: de lucht was gevaarlijk geworden en moest zo snel mogelijk worden vervangen door frisse ventilatie. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1e30c13 e-con-full e-flex e-con e-parent\" data-id=\"1e30c13\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;position&quot;:&quot;fixed&quot;,&quot;sticky&quot;:&quot;bottom&quot;,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;laptop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_offset&quot;:0,&quot;sticky_effects_offset&quot;:0,&quot;sticky_anchor_link_offset&quot;:0}\">\n\t\t<div class=\"elementor-element elementor-element-8c58fc7 e-con-full e-flex e-con e-child\" data-id=\"8c58fc7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-076775a elementor-widget__width-inherit elementor-widget elementor-widget-wp-widget-media_audio\" data-id=\"076775a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wp-widget-media_audio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<audio class=\"wp-audio-shortcode\" id=\"audio-12873-1\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/feengrotten.admo.cloud\/wp-content\/uploads\/2026\/08\/02-De-lucht-zuiveren.mp3?_=1\" \/><source type=\"audio\/mpeg\" src=\"https:\/\/feengrotten.admo.cloud\/wp-content\/uploads\/2026\/08\/02-De-lucht-zuiveren.mp3?_=1\" \/><a href=\"https:\/\/feengrotten.admo.cloud\/wp-content\/uploads\/2026\/08\/02-De-lucht-zuiveren.mp3\">https:\/\/feengrotten.admo.cloud\/wp-content\/uploads\/2026\/08\/02-De-lucht-zuiveren.mp3<\/a><\/audio>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Overzicht Station 3 2 Stormachtige winden in de mijn Frisse lucht was van levensbelang voor de mijnwerkers \u2013 zowel om te ademen als voor het branden van hun mijnlampen. Om de ventilatie ondergronds te verbeteren, werden schachten aangelegd en eenvoudige ventilatiesystemen ingezet. Kanaries dienden daarbij als levende waarschuwingssystemen: ze reageerden bijzonder gevoelig op gevaarlijke mijngassen [&hellip;]<\/p>\n","protected":false},"author":137,"featured_media":0,"parent":13309,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-12873","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/feengrotten.admo.cloud\/nl\/wp-json\/wp\/v2\/pages\/12873","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/feengrotten.admo.cloud\/nl\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/feengrotten.admo.cloud\/nl\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/feengrotten.admo.cloud\/nl\/wp-json\/wp\/v2\/users\/137"}],"replies":[{"embeddable":true,"href":"https:\/\/feengrotten.admo.cloud\/nl\/wp-json\/wp\/v2\/comments?post=12873"}],"version-history":[{"count":0,"href":"https:\/\/feengrotten.admo.cloud\/nl\/wp-json\/wp\/v2\/pages\/12873\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/feengrotten.admo.cloud\/nl\/wp-json\/wp\/v2\/pages\/13309"}],"wp:attachment":[{"href":"https:\/\/feengrotten.admo.cloud\/nl\/wp-json\/wp\/v2\/media?parent=12873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}