{"id":7933,"date":"2024-10-24T03:55:34","date_gmt":"2024-10-24T03:55:34","guid":{"rendered":"https:\/\/tenessy.com\/?p=7933"},"modified":"2025-02-22T06:36:01","modified_gmt":"2025-02-22T06:36:01","slug":"why-is-hec-hydroxyethyl-cellulose-so-important-in-oil-drilling","status":"publish","type":"post","link":"https:\/\/tenessy.com\/cs\/proc-je-hydroxyethylceluloza-hec-tak-dulezita-pri-tezbe-ropy\/","title":{"rendered":"Pro\u010d je hydroxyethylcelul\u00f3za HEC tak d\u016fle\u017eit\u00e1 p\u0159i t\u011b\u017eb\u011b ropy?"},"content":{"rendered":"
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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"ropn\u00e1\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Hydroxyethylcelul\u00f3za je neiontov\u00fd, ve vod\u011b rozpustn\u00fd polymer, kter\u00fd je v sou\u010dasn\u00e9 dob\u011b \u0161iroce pou\u017e\u00edv\u00e1n v mnoha pr\u016fmyslov\u00fdch odv\u011btv\u00edch d\u00edky sv\u00e9 vynikaj\u00edc\u00ed reologick\u00e9 schopnosti, schopnosti zahu\u0161\u0165ovat a kompatibilit\u011b s mnoha r\u016fzn\u00fdmi formulacemi. Hydroxyethylcelul\u00f3za<\/span> p\u0159i t\u011b\u017eb\u011b ropy m\u016f\u017ee optimalizovat vrt\u00e1n\u00ed, cementov\u00e1n\u00ed, hydraulick\u00e9 \u0161t\u011bpen\u00ed a dal\u0161\u00ed aspekty.<\/span><\/p>\n

V\u00fdznam HEC v ropn\u00fdch aplikac\u00edch<\/strong><\/h2>\n

Ropn\u00fd pr\u016fmysl vy\u017eaduje specializovan\u00e9 materi\u00e1ly, kter\u00e9 odol\u00e1vaj\u00ed vysok\u00fdm tlak\u016fm, extr\u00e9mn\u00edm teplot\u00e1m a \u0161irok\u00e9 \u0161k\u00e1le chemick\u00fdch podm\u00ednek. TENESSY\u00ae Hydroxyethylcelul\u00f3za<\/a> HEC lze pou\u017e\u00edt jako p\u0159\u00edsadu do nedispergovateln\u00fdch solankov\u00fdch bentonitov\u00fdch j\u00edlov\u00fdch suspenz\u00ed p\u0159i t\u011b\u017eb\u011b ropy. Sni\u017euje ztr\u00e1ty vody a zvy\u0161uje viskozitu bez zv\u00fd\u0161en\u00ed pevnosti gelu.<\/p>\n

Pou\u017eit\u00ed HEC ve vrtn\u00fdch kalov\u00fdch sm\u011bs\u00edch nav\u00edc zlep\u0161uje rozptyl j\u00edlu ve vrtu a zabra\u0148uje jeho propad\u00e1n\u00ed. Univerz\u00e1lnost a ekologick\u00e9 v\u00fdhody HEC z n\u011bj \u010din\u00ed kl\u00ed\u010dovou sou\u010d\u00e1st modern\u00ed technologie ropn\u00fdch pol\u00ed.<\/p>\n

TENESSY\u00ae HEC pro <\/strong>ropn\u00e9 vrty<\/a> aplikace<\/strong><\/p>\n

HEC pro vrtn\u00e9 kapaliny<\/strong><\/h3>\n

Vrtn\u00e9 kapaliny, zn\u00e1m\u00e9 tak\u00e9 jako vrtn\u00e9 kaly, se pou\u017e\u00edvaj\u00ed k chlazen\u00ed vrt\u00e1ku, stabilizaci vrtu a transportu od\u0159ezk\u016f na povrch. Zaji\u0161t\u011bn\u00ed bezpe\u010dnosti a \u00fa\u010dinnosti vrtn\u00fdch prac\u00ed vy\u017eaduje udr\u017eov\u00e1n\u00ed spr\u00e1vn\u00e9 rovnov\u00e1hy vlastnost\u00ed kapalin.<\/p>\n

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Vrta\u0159i b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed vrtn\u00e9 kapaliny s obsahem hydroxyethylcelul\u00f3zy pro vrt\u00e1n\u00ed do tvrd\u00fdch hornin a vrt\u00e1n\u00ed podle jedine\u010dn\u00fdch sc\u00e9n\u00e1\u0159\u016f, v\u010detn\u011b vrt\u00e1n\u00ed do b\u0159idlicov\u00fdch formac\u00ed s vysok\u00fdm a n\u00edzk\u00fdm obsahem vody, tlakov\u00fdch anom\u00e1li\u00ed, nadm\u011brn\u00fdch ztr\u00e1t vody a \u0159\u00edzen\u00ed \u00fanik\u016f cirkula\u010dn\u00ed vody. Vyu\u017e\u00edvaj\u00ed se tak\u00e9 p\u0159i vrt\u00e1n\u00ed velk\u00fdch a otev\u0159en\u00fdch vrt\u016f. Provozovatel\u00e9 mohou pou\u017e\u00edt HEC ve vrtn\u00e9m kalu k ochlazen\u00ed \u017eelezn\u00fdch pilin a vrtn\u00fdch od\u0159ezk\u016f a jejich vynesen\u00ed na povrch, \u010d\u00edm\u017e se zv\u00fd\u0161\u00ed schopnost kalu un\u00e1\u0161et horninu d\u00edky jeho zahu\u0161\u0165ovac\u00edm, suspenzn\u00edm a mazac\u00edm vlastnostem. V\u00fdrobci vyr\u00e1b\u011bj\u00ed hydroxyethylcelul\u00f3zu jako neiontov\u00fd, ve vod\u011b rozpustn\u00fd polymer. V sou\u010dasn\u00e9 dob\u011b ji pou\u017e\u00edv\u00e1 mnoho pr\u016fmyslov\u00fdch odv\u011btv\u00ed d\u00edky jej\u00edm vynikaj\u00edc\u00edm reologick\u00fdm vlastnostem, zahu\u0161\u0165ovac\u00ed schopnosti a kompatibilit\u011b s r\u016fzn\u00fdmi formulacemi. V ropn\u00e9m pr\u016fmyslu hraje HEC z\u00e1sadn\u00ed roli p\u0159i optimalizaci vrt\u00e1n\u00ed, cementov\u00e1n\u00ed a hydraulick\u00e9m \u0161t\u011bpen\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"Vrt\u00e1n\u00ed\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Vrta\u0159i mohou hydroxyethylcelul\u00f3zu pou\u017e\u00edvat tak\u00e9 ve vrtn\u00fdch kalov\u00fdch sm\u011bs\u00edch jako nefermentovateln\u00fd ochrann\u00fd gel pro o\u0161et\u0159en\u00ed ropn\u00fdch vrt\u016f a pro zku\u0161ebn\u00ed pr\u00e1ce p\u0159i vysok\u00fdch tlac\u00edch (20 MPa) a teplot\u00e1ch. Pracovn\u00edci pou\u017e\u00edvaj\u00ed HEC jako zahu\u0161\u0165ovadlo a cementa\u010dn\u00ed \u010dinidlo v kapalin\u00e1ch pro obnovu ropn\u00fdch vrt\u016f. Pom\u00e1h\u00e1 zajistit \u010di\u0159en\u00fd roztok s n\u00edzk\u00fdm obsahem pevn\u00fdch l\u00e1tek, co\u017e v\u00fdrazn\u011b minimalizuje po\u0161kozen\u00ed struktury vrtu.<\/p>

Kdysi se pou\u017e\u00edval jako roztok na roz\u0161i\u0159ov\u00e1n\u00ed studnov\u00fdch otvor\u016f a p\u0159en\u00e1\u0161en\u00ed p\u00edsku, co\u017e bylo \u00fa\u010dinn\u00e9 a zaveden\u00e9 do praxe. Pou\u017eit\u00ed hydroxyethylcelul\u00f3zy m\u016f\u017ee tak\u00e9 v\u00fdrazn\u011b zlep\u0161it ztr\u00e1tov\u00e9 filtra\u010dn\u00ed vlastnosti bahna a podstatn\u011b zv\u00fd\u0161it jeho stabilitu.<\/p>

HEC pro dokon\u010dov\u00e1n\u00ed a obnovu vrt\u016f<\/strong><\/h3>

Pro dokon\u010den\u00ed stavby vrtu a jeho p\u0159\u00edpravu na t\u011b\u017ebu pou\u017e\u00edvaj\u00ed provozovatel\u00e9 kapaliny pro dokon\u010dov\u00e1n\u00ed vrt\u016f. K oprav\u011b nebo \u00fadr\u017eb\u011b vrt\u016f pou\u017e\u00edvaj\u00ed pracovn\u00edci kapaliny pro sana\u010dn\u00ed pr\u00e1ce. P\u0159i mnoha \u010dinnostech na ropn\u00fdch pol\u00edch se jako z\u00e1kladn\u00ed kapaliny pou\u017e\u00edvaj\u00ed solanky s vysokou salinitou a TENESSY\u00ae HEC si dob\u0159e rozum\u00ed s r\u016fzn\u00fdmi solankami, aby v t\u011bchto podm\u00ednk\u00e1ch s vysokou salinitou poskytoval spolehliv\u00fd v\u00fdkon.<\/p>

HEC m\u00e1 slo\u017een\u00ed s n\u00edzk\u00fdm obsahem pevn\u00fdch \u010d\u00e1stic, kter\u00e9 zabra\u0148uje ucp\u00e1v\u00e1n\u00ed dutin v lo\u017eisku \u010d\u00e1sticemi j\u00edlu, kdy\u017e se bl\u00ed\u017e\u00ed k formaci, a vlastnost sni\u017eovat ztr\u00e1ty vody zabra\u0148uje pronik\u00e1n\u00ed velk\u00e9ho mno\u017estv\u00ed vody z bahna do formace, aby byla zaji\u0161t\u011bna produktivita formace.<\/p>

TENESSY\u00ae HEC sni\u017euje t\u0159en\u00ed bahna, co\u017e n\u00e1sledn\u011b sni\u017euje tlak \u010derpadla a spot\u0159ebu energie. Jeho vynikaj\u00edc\u00ed rozpustnost sol\u00ed tak\u00e9 zaji\u0161\u0165uje, \u017ee p\u0159i okyselov\u00e1n\u00ed vrtu nedoch\u00e1z\u00ed k vysr\u00e1\u017een\u00ed sra\u017eenin.<\/p>

HEC pro kapalinu pro hydraulick\u00e9 \u0161t\u011bpen\u00ed<\/strong><\/h3>

P\u0159i hydraulick\u00e9m \u0161t\u011bpen\u00ed vst\u0159ikuj\u00ed spole\u010dnosti do horniny vysokotlakou \u0161t\u011bp\u00edc\u00ed kapalinu, kter\u00e1 vytv\u00e1\u0159\u00ed trhliny. Tato \u010dinnost umo\u017e\u0148uje, aby se proppant zav\u011bsil a posunul hloub\u011bji do trhliny. Vzhledem k n\u00edzk\u00e9 toxicit\u011b a biologick\u00e9 odbouratelnosti si mnoz\u00ed vyb\u00edraj\u00ed hydroxyethylcelul\u00f3zu jako ekologicky p\u0159ijateln\u011bj\u0161\u00ed alternativu ke konven\u010dn\u00edm chemick\u00fdm p\u0159\u00edsad\u00e1m do \u0161t\u011bpn\u00e9 kapaliny.<\/p>

\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"frakovac\u00ed\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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V kapalin\u00e1ch pro \u0161t\u011bpen\u00ed zvy\u0161uje TENESSY\u00ae HEC viskozitu a m\u016f\u017ee \u0161t\u011bpit ropn\u00e9 vrty, ani\u017e by ovliv\u0148oval formaci nebo ucp\u00e1val trhliny. \u0160t\u011bpic\u00ed kapaliny na b\u00e1zi vody vyroben\u00e9 s HEC jsou po zkapaln\u011bn\u00ed v podstat\u011b beze zbytku, tak\u017ee jsou vhodn\u00e9 zejm\u00e9na pro formace s n\u00edzkou propustnost\u00ed, kde nen\u00ed mo\u017en\u00e9 zp\u011btn\u00e9 odv\u00e1d\u011bn\u00ed zbytk\u016f.\u00a0<\/span><\/p>

HEC m\u016f\u017ee zabr\u00e1nit ztr\u00e1t\u011b viskozity a prasknut\u00ed ropn\u00e9 formace v d\u016fsledku vysok\u00e9 teploty ve vrtu a st\u00e1le m\u00e1 lep\u0161\u00ed \u00fa\u010dinek ve vrtech s teplotou vy\u0161\u0161\u00ed ne\u017e 371 \u00b0C. HEC se ve vrtu snadno nekaz\u00ed a neznehodnocuje, m\u00e1 n\u00edzk\u00fd obsah zbytk\u016f a neucp\u00e1v\u00e1 ropn\u00fd okruh ani nezp\u016fsobuje zne\u010di\u0161t\u011bn\u00ed vrtu. Studie uk\u00e1zaly, \u017ee p\u0159i porovn\u00e1n\u00ed \u00fa\u010dinnosti CMC, MC, HPC a HEC jako slo\u017eek \u0161t\u011bp\u00edc\u00ed kapaliny je HEC nej\u00fa\u010dinn\u011bj\u0161\u00ed.<\/p>

TENESSY nab\u00edz\u00ed nejvhodn\u011bj\u0161\u00ed modely v\u00fdrobk\u016f pro ropn\u00fd pr\u016fmysl<\/b><\/i><\/span>:<\/span><\/p><\/colgroup>
Model HEC<\/td>Viskozita \uff0825\u00b0C\uff0cBrookfield\uff0cmpa.s\uff09.<\/td>Viskozita \uff0820\u2103\uff0cNDJ-1\uff09<\/td>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Aplikace<\/td><\/tr>
11TP3Vodn\u00ed roztok<\/td>21TP3Vodn\u00ed roztok<\/td><\/tr>
NC100KH<\/td>3600-5000<\/td>85000-100000<\/td>Kapalina pro opravu ropn\u00fdch vrt\u016f, cementov\u00e1n\u00ed ropn\u00fdch pol\u00ed a dal\u0161\u00edch ropn\u00fdch pol\u00ed, barvy na vn\u011bj\u0161\u00ed st\u011bny, barvy na skute\u010dn\u00fd k\u00e1men, potisk a barven\u00ed textilu, v\u00fdroba pap\u00edru.<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Souhrn<\/strong><\/h2>

Hydroxyethylcelul\u00f3za je vysoce \u00fa\u010dinn\u00e1 a univerz\u00e1ln\u00ed p\u0159\u00edsada pro pou\u017eit\u00ed v ropn\u00fdch pol\u00edch a je kl\u00ed\u010dovou slo\u017ekou ropn\u00e9ho pr\u016fmyslu pro svou schopnost zvy\u0161ovat viskozitu, regulovat ztr\u00e1ty kapaliny a stabilizovat formace.<\/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>","protected":false},"excerpt":{"rendered":"

Hydroxyethylcelul\u00f3za HEC v ropn\u00fdch vrtech m\u016f\u017ee zlep\u0161it viskozitu, stabilitu a zadr\u017eov\u00e1n\u00ed vody ve vrtn\u00fdch kapalin\u00e1ch.<\/p>","protected":false},"author":1,"featured_media":10858,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[34],"tags":[43,45,44],"class_list":["post-7933","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-news","tag-hec","tag-hydroxyethyl-cellulose","tag-oil-drilling"],"yoast_head":"\nWhy is HEC Hydroxyethyl Cellulose so Important in Oil Drilling?<\/title>\n<meta name=\"description\" content=\"HEC Hydroxyethyl Cellulose in oil drilling can improve the viscosity, stability and water retention of drilling fluids.\" \/>\n<meta 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