{"id":4618,"date":"2024-05-14T21:09:00","date_gmt":"2024-05-14T21:09:00","guid":{"rendered":"https:\/\/www.greenstone-tech.com\/?p=4618"},"modified":"2025-10-31T01:55:42","modified_gmt":"2025-10-31T01:55:42","slug":"technologie-laseroveho-platovani-s-podavanim-dratu-je-inovativnim-resenim-pro-prekonani-tradicnich-uzkych-mist-ve-vyrobe","status":"publish","type":"post","link":"https:\/\/www.greenstone-tech.com\/cs\/laser-wire-feeding-cladding-technology-an-innovative-solution-to-overcome-traditional-manufacturing-bottlenecks\/","title":{"rendered":"Technologie laserov\u00e9ho pod\u00e1v\u00e1n\u00ed dr\u00e1tu pro pl\u00e1tov\u00e1n\u00ed: Inovativn\u00ed \u0159e\u0161en\u00ed pro p\u0159ekon\u00e1n\u00ed tradi\u010dn\u00edch p\u0159ek\u00e1\u017eek ve v\u00fdrob\u011b"},"content":{"rendered":"<h5 class=\"wp-block-heading\">1. <strong>Technologick\u00e9 pozad\u00ed a v\u00fdzvy v odv\u011btv\u00ed<\/strong><\/h5>\n\n\n\n<p>P\u0159i pou\u017eit\u00ed tradi\u010dn\u00ed technologie laserov\u00e9ho pl\u00e1tov\u00e1n\u00ed pr\u00e1\u0161kem se v\u00fdrobn\u00ed pr\u016fmysl pot\u00fdk\u00e1 se t\u0159emi v\u00fdznamn\u00fdmi technick\u00fdmi probl\u00e9my: vysok\u00fdmi n\u00e1klady na pr\u00e1\u0161kov\u00fd materi\u00e1l, n\u00edzkou m\u00edrou vyu\u017eit\u00ed pr\u00e1\u0161ku a obt\u00ed\u017eemi p\u0159i dosahov\u00e1n\u00ed stabiln\u00edch siln\u00fdch povlak\u016f. Tyto probl\u00e9my v\u00fdznamn\u011b br\u00e1n\u00ed rozs\u00e1hl\u00e9mu zav\u00e1d\u011bn\u00ed t\u00e9to technologie a omezuj\u00ed jej\u00ed ekonomick\u00fd p\u0159\u00ednos v pr\u016fmyslov\u00fdch aplikac\u00edch.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1400\" height=\"1000\" src=\"https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Technology.png\" alt=\"Technologie laserov\u00e9ho pod\u00e1v\u00e1n\u00ed dr\u00e1tu pro pl\u00e1tov\u00e1n\u00ed\" class=\"wp-image-4617\" srcset=\"https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Technology.png 1400w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Technology-300x214.png 300w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Technology-1024x731.png 1024w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Technology-768x549.png 768w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Technology-18x12.png 18w\" sizes=\"auto, (max-width: 1400px) 100vw, 1400px\" \/><\/figure>\n\n\n\n<h5 class=\"wp-block-heading\">2. <strong>Specifikace za\u0159\u00edzen\u00ed pro laserov\u00e9 pl\u00e1tov\u00e1n\u00ed dr\u00e1tem Greenstone-Tech<\/strong><\/h5>\n\n\n\n<p><strong>Specifikace za\u0159\u00edzen\u00ed:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Modelov\u00e1 \u0159ada<\/strong>: GST-WF6000 \/ GST-WF12000<\/li>\n\n\n\n<li><strong>Metoda pod\u00e1v\u00e1n\u00ed dr\u00e1tu<\/strong>: Inovativn\u00ed technologie pod\u00e1v\u00e1n\u00ed st\u0159edov\u00e9ho dr\u00e1tu<\/li>\n\n\n\n<li><strong>Rozsah nastaven\u00ed v\u00fdkonu<\/strong>: 1% - 100%, plynule nastaviteln\u00e9<\/li>\n\n\n\n<li><strong>Kompatibilita pohybov\u00e9ho syst\u00e9mu<\/strong>: Podporuje integraci s r\u016fzn\u00fdmi pr\u016fmyslov\u00fdmi roboty<\/li>\n\n\n\n<li><strong>D\u00e9lka v\u00fdstupn\u00edho vl\u00e1kna<\/strong>: Standardn\u00ed 20 metr\u016f<\/li>\n\n\n\n<li><strong>Tlou\u0161\u0165ka jednovrstv\u00e9ho oblo\u017een\u00ed<\/strong>: Nastaviteln\u00fd v rozmez\u00ed 1-4 mm<\/li>\n\n\n\n<li><strong>Kompatibilita s pr\u016fm\u011brem dr\u00e1tu<\/strong>: 1,2 mm - 3,0 mm<\/li>\n\n\n\n<li><strong>Konfigurace v\u00fdkonu laseru<\/strong>: 6000W\/12000W du\u00e1ln\u00ed platforma<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1400\" height=\"1000\" src=\"https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/GST-WF6000-12000-Laser-Wire-Feeding-Cladding-Equipment.png\" alt=\"GST-WF6000-12000 Laserov\u00e9 za\u0159\u00edzen\u00ed na pod\u00e1v\u00e1n\u00ed dr\u00e1tu pro pl\u00e1tov\u00e1n\u00ed\" class=\"wp-image-4614\" srcset=\"https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/GST-WF6000-12000-Laser-Wire-Feeding-Cladding-Equipment.png 1400w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/GST-WF6000-12000-Laser-Wire-Feeding-Cladding-Equipment-300x214.png 300w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/GST-WF6000-12000-Laser-Wire-Feeding-Cladding-Equipment-1024x731.png 1024w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/GST-WF6000-12000-Laser-Wire-Feeding-Cladding-Equipment-768x549.png 768w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/GST-WF6000-12000-Laser-Wire-Feeding-Cladding-Equipment-18x12.png 18w\" sizes=\"auto, (max-width: 1400px) 100vw, 1400px\" \/><\/figure>\n\n\n\n<h5 class=\"wp-block-heading\">3. <strong>Hlavn\u00ed technologick\u00e9 v\u00fdhody<\/strong><\/h5>\n\n\n\n<h6 class=\"wp-block-heading\">1. <strong>Vynikaj\u00edc\u00ed vyu\u017eit\u00ed materi\u00e1lu<\/strong><\/h6>\n\n\n\n<p>Tradi\u010dn\u00ed laserov\u00e9 pl\u00e1tov\u00e1n\u00ed s pod\u00e1v\u00e1n\u00edm pr\u00e1\u0161ku \u010dasto vede ke zna\u010dn\u00e9mu pl\u00fdtv\u00e1n\u00ed pr\u00e1\u0161kem, co\u017e omezuje vyu\u017eit\u00ed materi\u00e1lu. Naproti tomu technologie laserov\u00e9ho pl\u00e1tov\u00e1n\u00ed s pod\u00e1v\u00e1n\u00edm dr\u00e1tu spole\u010dnosti Greenstone-Tech dosahuje t\u00e9m\u011b\u0159 nulov\u00fdch hodnot. <strong>Vyu\u017eit\u00ed materi\u00e1lu dr\u00e1tu 100%<\/strong>, co\u017e v\u00fdrazn\u011b sni\u017euje spot\u0159ebu surovin a souvisej\u00edc\u00ed n\u00e1klady.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\">2. <strong>V\u00fdznamn\u00e9 n\u00e1kladov\u00e9 v\u00fdhody<\/strong><\/h6>\n\n\n\n<p>N\u00e1klady na kovov\u00fd dr\u00e1t jsou jen asi <strong>polovina<\/strong> pr\u00e1\u0161kov\u00fdch materi\u00e1l\u016f pro stejnou slitinu. V porovn\u00e1n\u00ed s tradi\u010dn\u00ed technologi\u00ed pl\u00e1tov\u00e1n\u00ed pr\u00e1\u0161kem sni\u017euje laserov\u00e9 pl\u00e1tov\u00e1n\u00ed se st\u0159edov\u00fdm pod\u00e1v\u00e1n\u00edm dr\u00e1tu celkov\u00e9 n\u00e1klady p\u0159ibli\u017en\u011b o 10 %. <strong>50%<\/strong>, co\u017e p\u0159edstavuje v\u00fdznamnou konkuren\u010dn\u00ed v\u00fdhodu v oblasti v\u00fdrobn\u00edch n\u00e1klad\u016f.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\">3. <strong>Vynikaj\u00edc\u00ed v\u00fdkon p\u0159i tlou\u0161\u0165ce oblo\u017een\u00ed<\/strong><\/h6>\n\n\n\n<p>U tradi\u010dn\u00edho laserov\u00e9ho pl\u00e1tov\u00e1n\u00ed s pod\u00e1v\u00e1n\u00edm pr\u00e1\u0161ku je tlou\u0161\u0165ka jedn\u00e9 vrstvy obvykle men\u0161\u00ed ne\u017e. <strong>2 mm<\/strong>. Technologie laserov\u00e9ho pl\u00e1tov\u00e1n\u00ed s pod\u00e1v\u00e1n\u00edm dr\u00e1tu v\u0161ak umo\u017e\u0148uje pl\u00e1tov\u00e1n\u00ed o tlou\u0161\u0165ce <strong>3-5 mm<\/strong> na vrstvu. D\u00edky t\u00e9to vlastnosti je zvl\u00e1\u0161t\u011b vhodn\u00fd pro opravy pl\u00e1tov\u00e1n\u00ed t\u011b\u017ek\u00fdch za\u0159\u00edzen\u00ed, jako jsou v\u00e1lce a d\u00edly odoln\u00e9 proti opot\u0159eben\u00ed, a jeho dal\u0161\u00ed v\u00fdhodou je kompatibilita s tradi\u010dn\u00edmi sva\u0159ovac\u00edmi materi\u00e1ly.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\">4. <strong>\u0160irok\u00e1 \u0161k\u00e1la kompatibility dr\u00e1t\u011bn\u00fdch materi\u00e1l\u016f<\/strong><\/h6>\n\n\n\n<p>Na rozd\u00edl od bo\u010dn\u00edch technik pod\u00e1v\u00e1n\u00ed dr\u00e1tu podporuje technologie st\u0159edov\u00e9ho pod\u00e1v\u00e1n\u00ed spole\u010dnosti Greenstone-Tech \u0161ir\u0161\u00ed rozsah pr\u016fm\u011br\u016f dr\u00e1tu, s maxim\u00e1ln\u00edm rozsahem. <strong>3,0 mm<\/strong>, a nab\u00edz\u00ed tak v\u011bt\u0161\u00ed flexibilitu p\u0159i v\u00fdb\u011bru materi\u00e1lu pro r\u016fzn\u00e9 sc\u00e9n\u00e1\u0159e pou\u017eit\u00ed.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\">5. <strong>Vynikaj\u00edc\u00ed flexibilita pohybu<\/strong><\/h6>\n\n\n\n<p>St\u0159edov\u00e1 pl\u00e1tovac\u00ed hlava s pod\u00e1v\u00e1n\u00edm dr\u00e1tu nab\u00edz\u00ed <strong>mo\u017enost v\u0161esm\u011brov\u00e9ho pohybu<\/strong>, d\u00edky \u010demu\u017e je mo\u017en\u00e9 jej p\u0159izp\u016fsobit r\u016fzn\u00fdm tvar\u016fm a velikostem obrobk\u016f. Bez ohledu na to, zda je povrch rovn\u00fd nebo zak\u0159iven\u00fd, lze dos\u00e1hnout p\u0159esn\u00e9ho opl\u00e1\u0161t\u011bn\u00ed, co\u017e poskytuje d\u0159\u00edve nedostupn\u00e9 procesn\u00ed mo\u017enosti pro r\u016fzn\u00e9 pr\u016fmyslov\u00e9 aplikace.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><a  href=\"https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment.jpg\" data-rel=\"lightbox-gallery-0\" data-rl_title=\"\" data-rl_caption=\"\" data-magnific_type=\"gallery\" title=\"\"><img loading=\"lazy\" decoding=\"async\" width=\"1400\" height=\"1000\" data-id=\"4615\" src=\"https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment.jpg\" alt=\"Laserov\u00e9 za\u0159\u00edzen\u00ed pro pod\u00e1v\u00e1n\u00ed dr\u00e1tu\" class=\"wp-image-4615\" srcset=\"https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment.jpg 1400w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment-300x214.jpg 300w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment-1024x731.jpg 1024w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment-768x549.jpg 768w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment-18x12.jpg 18w\" sizes=\"auto, (max-width: 1400px) 100vw, 1400px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><a  href=\"https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment2.jpg\" data-rel=\"lightbox-gallery-0\" data-rl_title=\"\" data-rl_caption=\"\" data-magnific_type=\"gallery\" title=\"\"><img loading=\"lazy\" decoding=\"async\" width=\"1400\" height=\"1000\" data-id=\"4616\" src=\"https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment2.jpg\" alt=\"Laserov\u00e9 za\u0159\u00edzen\u00ed pro pod\u00e1v\u00e1n\u00ed dr\u00e1tu\" class=\"wp-image-4616\" srcset=\"https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment2.jpg 1400w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment2-300x214.jpg 300w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment2-1024x731.jpg 1024w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment2-768x549.jpg 768w, https:\/\/www.greenstone-tech.com\/wp-content\/uploads\/2025\/10\/Laser-Wire-Feeding-Cladding-Equipment2-18x12.jpg 18w\" sizes=\"auto, (max-width: 1400px) 100vw, 1400px\" \/><\/a><\/figure>\n<\/figure>\n\n\n\n<h5 class=\"wp-block-heading\">4. <strong>Technologick\u00fd mechanismus<\/strong><\/h5>\n\n\n\n<p>Technologie laserov\u00e9ho pl\u00e1tov\u00e1n\u00ed se st\u0159edov\u00fdm pod\u00e1v\u00e1n\u00edm dr\u00e1tu spole\u010dnosti Greenstone-Tech vyu\u017e\u00edv\u00e1 jedine\u010dnou koaxi\u00e1ln\u00ed konstrukci pod\u00e1v\u00e1n\u00ed dr\u00e1tu, kdy jsou laserov\u00fd paprsek a materi\u00e1l dr\u00e1tu p\u0159esn\u011b vyrovn\u00e1ny v prostoru, aby se dos\u00e1hlo optim\u00e1ln\u00ed \u00fa\u010dinnosti propojen\u00ed energie. Tato konstrukce zaji\u0161\u0165uje stabilitu a konzistenci procesu pl\u00e1tov\u00e1n\u00ed a z\u00e1rove\u0148 eliminuje b\u011b\u017en\u00e9 probl\u00e9my s rozst\u0159ikov\u00e1n\u00edm prachu a pl\u00fdtv\u00e1n\u00edm materi\u00e1lem, kter\u00e9 se vyskytuj\u00ed u tradi\u010dn\u00edch technologi\u00ed pod\u00e1v\u00e1n\u00ed pr\u00e1\u0161ku.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">5. <strong>Perspektivy pou\u017eit\u00ed a tr\u017en\u00ed hodnota<\/strong><\/h5>\n\n\n\n<p>Tato technologie m\u00e1 obrovsk\u00fd potenci\u00e1l vyu\u017eit\u00ed v oblastech, jako jsou:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Repasov\u00e1n\u00ed za\u0159\u00edzen\u00ed<\/strong><\/li>\n\n\n\n<li><strong>Opravy velk\u00fdch za\u0159\u00edzen\u00ed<\/strong><\/li>\n\n\n\n<li><strong>V\u00fdroba \u0161pi\u010dkov\u00fdch komponent\u016f<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Zejm\u00e9na u t\u011b\u017ek\u00fdch stroj\u016f, d\u016fln\u00edch za\u0159\u00edzen\u00ed a metalurgick\u00fdch v\u00e1lc\u016f - kde jsou vy\u017eadov\u00e1ny siln\u00e9 povlaky - nab\u00edz\u00ed technologie laserov\u00e9ho pokovov\u00e1n\u00ed dr\u00e1tem spole\u010dnosti Greenstone-Tech spolehliv\u00e9 a n\u00e1kladov\u011b efektivn\u00ed \u0159e\u0161en\u00ed.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">6. <strong>Z\u00e1v\u011br<\/strong><\/h5>\n\n\n\n<p>Technologie pl\u00e1tov\u00e1n\u00ed laserov\u00fdm dr\u00e1tem spole\u010dnosti Greenstone-Tech d\u00edky sv\u00e9 inovativn\u00ed konstrukci st\u0159edov\u00e9ho pod\u00e1v\u00e1n\u00ed dr\u00e1tu a optimalizovan\u00fdm procesn\u00edm parametr\u016fm \u00fasp\u011b\u0161n\u011b \u0159e\u0161\u00ed technick\u00e1 \u00faskal\u00ed tradi\u010dn\u00ed technologie laserov\u00e9ho pl\u00e1tov\u00e1n\u00ed z hlediska vyu\u017eit\u00ed materi\u00e1lu, n\u00e1klad\u016f a tlou\u0161\u0165ky povlaku. Tento technologick\u00fd pr\u016flom p\u0159in\u00e1\u0161\u00ed podnik\u016fm nejen v\u00fdznamn\u00e9 ekonomick\u00e9 v\u00fdhody, ale tak\u00e9 novou technickou cestu pro ekologick\u00fd a udr\u017eiteln\u00fd rozvoj v\u00fdroby. Vzhledem k tomu, \u017ee se tato technologie nad\u00e1le uplat\u0148uje v pr\u016fmyslov\u00fdch oblastech, o\u010dek\u00e1v\u00e1 se, \u017ee bude m\u00edt z\u00e1sadn\u00ed dopad na v\u00fdrobu za\u0159\u00edzen\u00ed a repasov\u00e1n\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"<p>1. Technology Background and Industry Challenges In the application of traditional laser powder cladding technology, the manufacturing industry faces three prominent technical challenges: high powder material costs, low powder utilization rates, and difficulties in achieving stable thick coatings. These issues significantly hinder the large-scale adoption of this technology and limit its economic benefits in industrial [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4616,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4,3],"tags":[103],"table_tags":[],"class_list":["post-4618","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-release","category-blog","tag-lydia-liu"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/posts\/4618","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/comments?post=4618"}],"version-history":[{"count":3,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/posts\/4618\/revisions"}],"predecessor-version":[{"id":5181,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/posts\/4618\/revisions\/5181"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/media\/4616"}],"wp:attachment":[{"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/media?parent=4618"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/categories?post=4618"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/tags?post=4618"},{"taxonomy":"table_tags","embeddable":true,"href":"https:\/\/www.greenstone-tech.com\/cs\/wp-json\/wp\/v2\/table_tags?post=4618"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}