{"id":26231,"date":"2024-02-28T14:37:04","date_gmt":"2024-02-28T13:37:04","guid":{"rendered":"https:\/\/nr.no\/en\/?post_type=bc_project&#038;p=26231"},"modified":"2025-06-16T10:44:25","modified_gmt":"2025-06-16T08:44:25","slug":"havana","status":"publish","type":"bc_project","link":"https:\/\/nr.no\/en\/projects\/havana\/","title":{"rendered":"How do faults impact fluid flow within reservoirs? (HAVANA)"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p><strong>HAVANA software can be used to describe how faults affect fluid flow in reservoirs. This aids in understanding reservoir performance, mitigating risks and costs, and optimising resource extraction.<\/strong><\/p>\n\n\n\t<div class=\"nr-spacer nr-spacer-small wp-block-nr-spacer\">\n\t<\/div>\n\t\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>HAVANA can be used for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>studying flow effects on all fault scales<\/li>\n\n\n\n<li>adding faults to simulation grids by displacing grid cells or by modifying transmissibility multiplicators<\/li>\n\n\n\n<li>studying the geometric uncertainty of the faults on volumes<\/li>\n\n\n\n<li>fault seal modelling<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"513\" height=\"246\" src=\"https:\/\/nr.no\/content\/uploads\/sites\/2\/2024\/02\/image.png\" alt=\"\" class=\"wp-image-26307\" srcset=\"https:\/\/nr.no\/content\/uploads\/sites\/2\/2024\/02\/image.png 513w, https:\/\/nr.no\/content\/uploads\/sites\/2\/2024\/02\/image-300x144.png 300w\" sizes=\"auto, (max-width: 513px) 100vw, 513px\" \/><figcaption class=\"wp-element-caption\"><em>Pure linearity modelled with HAVANA. Figure: NR. <\/em><\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>HAVANA&nbsp;has a distinctive way of representing faults. Each fault is characterised by:<\/p>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>the fault plane geometry<\/li>\n\n\n\n<li>the displacement along the fault plane<\/li>\n\n\n\n<li>the volume influenced by the fault<\/li>\n\n\n\n<li>a fault operator that can displace a 2D surface or 3D corner-point grid, and reverse the displacement to remove a fault from a 2D surface or 3D grid<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/nr.no\/content\/uploads\/2024\/02\/havana-right.jpg\" alt=\"Figuren viser lin\u00e6re forkastninger i form av ulike fargede streker og brudd.\" class=\"wp-image-30821\" \/><figcaption class=\"wp-element-caption\"><em>Listeric fault modelled with HAVANA. Figure: NR.<\/em><\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<h3 class=\"wp-block-heading\">To learn more about HAVANA, please contact:<\/h3>\n\n\n\t\t<div id=\"post-type-multi-block_6c7335cd088be9dff89fe90f07224c6b\" class=\"wp-block-post-type-multi type-manual style-card-bc_employee t2-grid\">\n\t\t\t\t\t\t\t<div class=\"t2-grid-item-col-12\">\n\t\t\t\t\t\t<a href=\"https:\/\/nr.no\/en\/employees\/ariel-almendral-vazquez\/\" class='card-employee'>\n\t\t\t\t\t<figure>\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/nr.no\/content\/uploads\/sites\/2\/2024\/05\/ariel-almendral-vazquez-17.jpg\" alt=\"\">\n\t\t\t<\/figure>\n\t\t\t\t<div class=\"card-employee__content\">\n\t\t\t<p class=\"card-employee__name\">Ariel Almendral Vazquez<\/p>\n\t\t\t\t\t\t\t<p class=\"card-employee__position\">Senior Research Scientist<\/p>\n\t\t\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-arrowforward\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M15.9 4.259a1.438 1.438 0 0 1-.147.037c-.139.031-.339.201-.421.359-.084.161-.084.529-.001.685.035.066 1.361 1.416 2.947 3l2.882 2.88-10.19.02c-8.543.017-10.206.029-10.29.075-.282.155-.413.372-.413.685 0 .313.131.53.413.685.084.046 1.747.058 10.29.075l10.19.02-2.882 2.88c-1.586 1.584-2.912 2.934-2.947 3-.077.145-.085.521-.013.66a.849.849 0 0 0 .342.35c.156.082.526.081.68-.001.066-.035 1.735-1.681 3.709-3.656 2.526-2.53 3.606-3.637 3.65-3.742A.892.892 0 0 0 23.76 12a.892.892 0 0 0-.061-.271c-.044-.105-1.124-1.212-3.65-3.742-1.974-1.975-3.634-3.616-3.689-3.645-.105-.055-.392-.107-.46-.083\"\/><\/svg>\n\t\t<\/div>\n\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\n\n\n<div class=\"wp-block-group has-primary-200-background-color has-background\">\n<p>Project: HAVANA<\/p>\n\n\n\n<p>Partner: Equinor, AspenTech<\/p>\n\n\n\n<p>Period: 1992 &#8211;<\/p>\n<\/div>\n\n\n\t<div class=\"nr-spacer nr-spacer-small wp-block-nr-spacer\">\n\t<\/div>\n\t\n\n\n<div class=\"wp-block-group has-background\" style=\"background-color:#cdf1f1\">\n<p><a href=\"https:\/\/projects.nr.no\/sites\/default\/files\/files\/Havana_8_1_2_manual.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">HAVANA<\/a> &#8211; user manual<\/p>\n<\/div>\n\n\n\t<div class=\"nr-spacer nr-spacer-small wp-block-nr-spacer\">\n\t<\/div>\n\t\n\n\n<p><strong>Bibliography:<\/strong><\/p>\n\n\n\n<p>R\u00f8e, P., Georgsen, F., &amp; Abrahamsen, P. (2014). An uncertainty model for fault shape and location. <em>Mathematical Geosciences, 46<\/em>(8), 957\u2013969. <a>https:\/\/doi.org\/10.1007\/s11004-014-9536-z<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Simulation of new faults<\/h2>\n\n\n\n<p class=\"has-sizing-medium\">This functionality uses an elliptic fault model and is mainly used to simulate sub-seismic faults, allowing for: <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>simulation of faults based on trends<\/li>\n\n\n\n<li>simulation of secondary faults around larger faults<\/li>\n\n\n\n<li>possibility to control grouping of faults<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div>\n<figure class=\"wp-block-image alignleft size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"481\" height=\"343\" src=\"https:\/\/nr.no\/content\/uploads\/sites\/2\/2021\/01\/Havana3.png\" alt=\"\" class=\"wp-image-10504\" srcset=\"https:\/\/nr.no\/content\/uploads\/sites\/2\/2021\/01\/Havana3.png 481w, https:\/\/nr.no\/content\/uploads\/sites\/2\/2021\/01\/Havana3-300x214.png 300w\" sizes=\"auto, (max-width: 481px) 100vw, 481px\" \/><figcaption class=\"wp-element-caption\"><em>3D grid deformed by an elliptical fault<\/em>. <em>Figure: NR.<\/em><\/figcaption><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Fault surface uncertainty modelling<\/h2>\n\n\n\n<p class=\"has-sizing-medium\">HAVANA can be used to study the uncertainty in fault surface geometry:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>modelling and visualisation of fault surface uncertainty envelopes<\/li>\n\n\n\n<li>deterministic change in fault location<\/li>\n\n\n\n<li>deterministic change in fault dip<\/li>\n\n\n\n<li>simulation of fault surfaces<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Fault displacement modelling<\/h2>\n\n\n\n<p>HAVANA can create displacement fields for faults based on input fault lines:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>prediction of fault displacement field<\/li>\n\n\n\n<li>update of fault lines and horizons<\/li>\n\n\n\n<li>simulation of fault displacement fields<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">Update of simulation grids<\/h4>\n\n\n\n<p class=\"has-sizing-medium\">The simulation grid can be updated based on changes in the fault model:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>addition of new faults to the simulation grid<\/li>\n\n\n\n<li>alternation of permeabilities based on simulated (small) faults<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"588\" height=\"278\" src=\"https:\/\/nr.no\/content\/uploads\/sites\/2\/2021\/01\/Havana4-1.png\" alt=\"\" class=\"wp-image-10520\" srcset=\"https:\/\/nr.no\/content\/uploads\/sites\/2\/2021\/01\/Havana4-1.png 588w, https:\/\/nr.no\/content\/uploads\/sites\/2\/2021\/01\/Havana4-1-300x142.png 300w\" sizes=\"auto, (max-width: 588px) 100vw, 588px\" \/><figcaption class=\"wp-element-caption\"><em>Example of simulated faults based on underlying need. On the left, the faults are simulated at random volume, and on the right, the position and orientation are simulated based on underlying trends.<\/em> <em>Figure: NR. <\/em><\/figcaption><\/figure>\n<\/div>\n<\/div>\n","protected":false},"featured_media":26319,"template":"","meta":{"_acf_changed":false,"_trash_the_other_posts":false,"editor_notices":[],"footnotes":""},"class_list":["post-26231","bc_project","type-bc_project","status-publish","has-post-thumbnail"],"acf":[],"_links":{"self":[{"href":"https:\/\/nr.no\/en\/wp-json\/wp\/v2\/bc_project\/26231","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nr.no\/en\/wp-json\/wp\/v2\/bc_project"}],"about":[{"href":"https:\/\/nr.no\/en\/wp-json\/wp\/v2\/types\/bc_project"}],"version-history":[{"count":5,"href":"https:\/\/nr.no\/en\/wp-json\/wp\/v2\/bc_project\/26231\/revisions"}],"predecessor-version":[{"id":34981,"href":"https:\/\/nr.no\/en\/wp-json\/wp\/v2\/bc_project\/26231\/revisions\/34981"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nr.no\/en\/wp-json\/wp\/v2\/media\/26319"}],"wp:attachment":[{"href":"https:\/\/nr.no\/en\/wp-json\/wp\/v2\/media?parent=26231"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}