{"organism":"Page","children":[{"organism":"Container.Raw","children":[{"organism":"Metadata","color":"brand1-solid","model":{"title":"High-Dispersion Trays | Shell Catalysts & Technologies","text":"\u003Cp\u003EShell Catalysts &amp; Technologies’ HD Trays outperform existing distributor tray technology to meet increasingly stringent product specifications.\u003C/p\u003E\r\n\r\n\r\n\r\n\r\n","links":[{"name":"High-Dispersion Trays | Shell Catalysts & Technologies","value":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays.html"}],"image":{"src":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/_jcr_content/root/metadata.shellimg.png/1716299430981/bukom-singapore.png","alt":"Bukom, Singapore","width":3777,"height":2139}},"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/metadata"},{"organism":"ContentOwner","color":"brand1-solid","model":{},"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/contentowner"},{"organism":"Container.Header","children":[{"organism":"Container.Raw","ref":"https://www.shell.com/_jcr_content/root/header/inherited.model.json","id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/header/inherited","model":{}},{"organism":"Breadcrumb","model":{"links":[{"name":"Home","value":"https://www.shell.com/"},{"name":"Business customers","value":"https://www.shell.com/business-customers.html"},{"name":"Shell Catalysts & Technologies","value":"https://www.shell.com/business-customers/catalysts-technologies.html"},{"name":"Refinery Equipment & Hardware","value":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment.html"},{"name":"Reactor Internals","value":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals.html"},{"name":"High-Dispersion Trays","value":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays.html"}]},"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/header/breadcrumb"}],"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/header","model":{}},{"organism":"Container.Main","children":[{"organism":"Container.Section","children":[{"organism":"PageHeader","color":"brand2","model":{"title":"High-dispersion trays","text":"\u003Cp\u003EShell HD trays enable almost 100% wetting of the catalyst from the top of the bed, unlike bubble cap-type and other distribution trays which typically only wet a fraction of the top of the bed.\u003C/p\u003E\r\n","image":{"src":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/_jcr_content/root/main/containersection-0/item.shellimg.png/1716800168371/bukom-singapore.png","alt":"Bukom, Singapore","width":3837,"height":960}},"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/item"},{"organism":"PromoFull","color":"brand1-solid","colspan":10,"colstart":2,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/promo","model":{"title":"Meet stringent product specifications with high-dispersion trays","text":"\u003Cp\u003EConventional distribution trays, even advanced bubble-cap designs, present challenges managing low uniformity of vapour–liquid distribution and undesirable thermal maldistribution.\u003C/p\u003E\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\u003Cp\u003EShell HD trays outperform existing dispersion tray technology to enable greatly improved wetting of the catalyst bed and vapour-liquid and thermal distribution.\u003C/p\u003E\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n","links":[{"name":"Speak to an adviser","value":"#form"}],"image":{"src":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/_jcr_content/root/main/containersection-0/promo.shellimg.png/1775118924244/pulau-bukom-singapore.png","alt":"worker walking through plant","width":3831,"height":1680}}},{"organism":"PromoSimple.Text","color":"inherited","id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/section_header","model":{"text":"\u003Ch2\u003EEven in retrofit applications, Shell HD trays offer performance benefits\u003C/h2\u003E"}},{"organism":"PromoSimple.Text","color":"inherited","colspan":10,"colstart":2,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/text","model":{"text":"\u003Cp\u003EThe substantially high-performance profile of Shell HD trays makes them essential components in any hydroprocessing reactor, especially when paired with other \u003Cb\u003E\u003Ca href=\"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals.html\"\u003EShell reactor inte\u003C/a\u003E\u003Ca href=\"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals.html\"\u003E\u003C/a\u003E\u003Ca href=\"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals.html\"\u003Ernals\u003C/a\u003E\u003C/b\u003E such as Shell \u003Cb\u003E\u003Ca href=\"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/ultra-flat-quench-systems.html\"\u003Eultra-flat quench (UFQ) interbed internals\u003C/a\u003E\u003C/b\u003E.\u003C/p\u003E\r\n"}},{"organism":"Container.List","colspan":10,"colstart":2,"children":[{"organism":"ListItem","color":"brand2","colspan":5,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/list/list_item","model":{"title":"Lower start-of-run temperatures","links":[{"icon":"/content/dam/shell/icons/global/legacy/catalysts-reactor-internals.svg"}]}},{"organism":"ListItem","color":"brand2","colspan":5,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/list/list_item_copy","model":{"title":"Decrease catalyst deactivation","links":[{"icon":"/content/dam/shell/icons/global/legacy/catalysts-environmental-catalysts.svg"}]}},{"organism":"ListItem","color":"brand2","colspan":5,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/list/list_item_copy_copy","model":{"title":"Lower end-of-run weighted average bed temperatures","links":[{"icon":"/content/dam/shell/icons/global/legacy/catalysts-understanding-base-costs.svg"}]}},{"organism":"ListItem","color":"brand2","colspan":5,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/list/list_item_copy_copy_251085816","model":{"title":"Speed up catalyst change-outs","links":[{"icon":"/content/dam/shell/icons/global/legacy/catalysts-progressive-upstream-downstream-tech.svg"}]}},{"organism":"ListItem","color":"brand2","colspan":5,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/list/list_item_copy_copy_1888378043","model":{"title":"Increase safety by providing a large manway for easy egress","links":[{"icon":"/content/dam/shell/icons/global/legacy/catalysts-natural-gas-processing.svg"}]}},{"organism":"ListItem","color":"brand2","colspan":5,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/list/list_item_copy_copy_694161397","model":{"title":"Eliminate the need for hot work and power tools","links":[{"icon":"/content/dam/shell/icons/global/legacy/catalysts-high-dispersion-trays.svg"}]}}],"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/list","model":{}},{"organism":"CallToAction","color":"inherited","id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/call_to_action","model":{"links":[{"name":"Access the fact sheet","value":"https://catalysts.shell.com/hd-trays-factsheet"}]}},{"organism":"PromoSimple.Text","color":"inherited","id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/section_header_35896","model":{"text":"\u003Ch2\u003EDiscover how Shell technologies can help you enhance performance\u003C/h2\u003E"}},{"organism":"PromoSimple","color":"brand3-solid","colspan":4,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/promo_copy_copy_copy","model":{"title":"Address fouling using this three-tiered approach","text":"\u003Cp\u003ELearn how you can identify the root cause of fouling and apply solutions to help you mitigate negative impacts.\u003C/p\u003E\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n","links":[{"name":"Access the white paper","value":"https://catalysts.shell.com/en/reactor-internals-for-fouling-abatement-white-paper","icon":"/content/dam/shell/icons/global/business/order.svg"}],"image":{"src":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/_jcr_content/root/main/containersection-0/promo_copy_copy_copy.shellimg.png/1716907455509/workers-in-biomass-facility.png","alt":"Shell employees in front of structure having technical conversation","width":3837,"height":2157}}},{"organism":"PromoSimple","color":"brand3-solid","colspan":4,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/promo_copy_copy_copy_1611289392","model":{"title":"A non-Shell US refinery experienced a 300% increase in cycle length for their GOHT","text":"\u003Cp\u003EDiscover the impact of Shell filter trays and how Shell’s top-bed grading system can significantly reduce pressure drop issues and increase cycle length.\u003C/p\u003E\r\n\r\n\r\n","links":[{"name":"Download the case study","value":"https://catalysts.shell.com/en/us-refinery-gas-oil-hydrotreater-case-study","icon":"/content/dam/shell/icons/global/operations/book.svg"}],"image":{"src":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/_jcr_content/root/main/containersection-0/promo_copy_copy_copy_1611289392.shellimg.png/1716308490360/female-frontline-worker-looking-at-equipment-at-the-nyhamna-gas-plant.png","alt":"Female frontline worker looking at equipment at the Nyhamna Gas Plant","width":3837,"height":2157}}},{"organism":"PromoSimple","color":"brand3-solid","colspan":4,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/promo_copy_copy_copy_1203155223","model":{"title":"How one refinery increased days on-stream by 300%","text":"\u003Cp\u003ELearn how this refinery was able to create more time-on-stream, consistent production, higher throughput, and increased profitability.\u003C/p\u003E\r\n\r\n\r\n\r\n\r\n\r\n\r\n","links":[{"name":"Get the case study","value":"https://catalysts.shell.com/en/shell-filter-trays-vital-to-onstream-streak-case-study","icon":"/content/dam/shell/icons/global/operations/book.svg"}],"image":{"src":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/_jcr_content/root/main/containersection-0/promo_copy_copy_copy_1203155223.shellimg.png/1716907470164/chemical-mobile-site-usa.png","alt":"Shell employee entering structure","width":3840,"height":2160}}},{"organism":"PromoFull","color":"brand4-solid","colspan":10,"colstart":2,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/promo_189694266","model":{"title":"Built on more than 25 years of experience","text":"\u003Cp\u003EShell HD trays have helped clients&nbsp;achieve up to 30% higher utilisation of the catalyst for hydrotreating reactors and up to 50% more for hydrocracking reactors.\u003C/p\u003E\r\n\u003Cp\u003EShell HD trays have benefited from:\u003C/p\u003E\r\n\u003Cp\u003E● Extensive experiments in our pressurised testing facilities\u003C/p\u003E\r\n\u003Cp\u003E● Advanced computer simulations\u003C/p\u003E\r\n\u003Cp\u003E● More than 25 years of experience in customer and Shell-affiliated refineries\u003C/p\u003E\r\n","links":[{"name":"Get more refinery innovation insights","value":"https://catalysts.shell.com/en/subscribe"}],"image":{"src":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/_jcr_content/root/main/containersection-0/promo_189694266.shellimg.png/1716800250888/warehouse-workers.png","alt":"warehouse workers","width":3828,"height":1674}}},{"organism":"PromoFull.Right","color":"brand4-solid","colspan":10,"colstart":2,"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/promo_2031770511","model":{"title":"Explore the Shell reactor internals portfolio","text":"\u003Cp\u003EDiscover how our reactor internals portfolio of technologies can help to uniformly distribute liquid and gas, minimise thermal maldistribution, and maximise catalyst volume and utilisation to enable improved performance.\u003C/p\u003E\r\n\r\n\r\n\u003Cp\u003EIn addition to Shell HD trays, the Shell reactor internals portfolio also a range of other products, including Shell UFQ interbed internals and Shell filter trays.\u003C/p\u003E\r\n\r\n\r\n\r\n\r\n","links":[{"name":"Explore the reactor internals portfolio","value":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals.html"}],"image":{"src":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/_jcr_content/root/main/containersection-0/promo_2031770511.shellimg.png/1716310450580/frontline-staff-talking-at-the-nyhamna-gas-processing-plant-in-norway.png","alt":"Frontline staff talking  at the Nyhamna gas  processing plant in Norway","width":3834,"height":1680}}},{"organism":"PromoSimple.Text","color":"inherited","id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/section_header_104546231","model":{"text":"\u003Ch2\u003ELearn more about Shell HD Trays\u003C/h2\u003E"}},{"organism":"PromoSimple.Text","color":"inherited","id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0/text_1662347209","model":{"text":"\u003Cp\u003EFuel trends demand improved hydroprocessing methods. Shell Catalysts &amp; Technologies equips refiners to meet these market trends using Shell reactor internals.&nbsp;High-dispersion trays – often shortened to HD trays have the potential to vastly improve refiners’ cycle lengths through reduced catalyst deactivation, lower reactor inlet temperatures and improved thermal distribution. Documented case studies have demonstrated higher throughput capacity and the ability to process heavier feeds.\u003C/p\u003E\r\n\u003Cp\u003EOwing to their excellent vapour–liquid and thermal distribution, Shell HD trays function equally well as top distribution and interbed distributor trays to aid full catalyst utilisation throughout the reactor. As an interbed distributor tray, unlike existing designs that require a deep layer of inert distributive packing, Shell HD trays enable the reactor beds to be filled with more active catalyst.\u003C/p\u003E\r\n\u003Cp\u003EIn one case, Shell HD trays offered up to 30% higher utilisation of the catalyst for hydrotreating reactors and up to 50% more for hydrocracking reactors.\u003C/p\u003E\r\n"}}],"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/containersection-0","model":{}},{"organism":"Container.Section","color":"brand2-subtle","children":[{"organism":"Container.XF","children":[{"organism":"WebComponent","color":"brand1","model":{"links":[{"value":"/content/experience-fragments/shell/corporate/business-customers/speak-to-an-adviser/_jcr_content/root/web_component.stream/1774935526876/3cc2d834d51d72e8f9f03f1728a8e7734d8f39ff/rio-iframe.js"},{"name":"src","value":"/content/experience-fragments/shell/corporate/business-customers/speak-to-an-adviser/_jcr_content/root/web_component/links/item0.stream/1734719745455/b222c29bbb5df15e1111300e11e518491028cfd6/body-updated.html"},{"name":"height","value":"1250"},{"name":"title","value":"form"}]},"id":"/content/experience-fragments/shell/corporate/business-customers/speak-to-an-adviser/jcr_content/root/web_component"}],"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/section/experience_fragment__1029501418","model":{}},{"organism":"Container.Gapless","id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/section/experience_fragment_","model":{}}],"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main/section","model":{}}],"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/main","model":{}},{"organism":"Container.Footer","children":[{"organism":"Breadcrumb.Large","model":{"links":[{"name":"Home","value":"https://www.shell.com/"},{"name":"Business customers","value":"https://www.shell.com/business-customers.html"},{"name":"Shell Catalysts & Technologies","value":"https://www.shell.com/business-customers/catalysts-technologies.html"},{"name":"Refinery Equipment & Hardware","value":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment.html"},{"name":"Reactor Internals","value":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals.html"},{"name":"High-Dispersion Trays","value":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays.html"}]},"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/footer/breadcrumb"},{"organism":"Container.Raw","ref":"https://www.shell.com/_jcr_content/root/footer/inherited.model.json","id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/footer/inherited","model":{}}],"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content/root/footer","model":{}}],"id":"/conf/shell/settings/wcm/templates/base/structure/jcr_content/root","model":{}}],"model":{"title":"High-Dispersion Trays | Shell Catalysts & Technologies","text":"Shell high dispersion (HD) trays help to optimise catalyst utilisation by achieving enhanced vapour–liquid and thermal distribution","links":[{"name":"canonical","value":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays.html"},{"name":"errorUrl","value":"https://www.shell.com/error.html"},{"name":"hierarchy","value":"en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays"},{"name":"homeTitle","value":"Shell Global"},{"name":"homeUrl","value":"https://www.shell.com/"},{"name":"locale","value":"en-GB"},{"name":"title","value":"High-Dispersion Trays | Shell Catalysts & Technologies | Shell Global"},{"name":"textDirection","value":"ltr"},{"name":"template","value":"base"},{"name":"contentPath","value":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays"},{"name":"externalDisclaimerText","value":"Shell plc Legal Disclaimer\r\n\r\nYou are now leaving the Shell global website.\r\n\r\nThe link you have selected will direct you to a website that is not controlled by Shell plc or any member of the Shell Group. Accordingly, neither Shell plc nor any member of the Shell Group endorses, adopts, certifies or otherwise validates the information and material contained on the linked website. This includes its sponsor and any policies, activities or services offered on the site, by any advertiser on the site or linked to the site.\r\n\r\nThank you for visiting the Shell global website."},{"name":"themeMode"},{"name":"lastModified","value":"2026-04-02T08:35:24.255Z"},{"name":"dateModified","value":"2025-10-31T00:00Z"},{"name":"adobeAnalyticsUrl","value":"https://scmetrics.shell.com/b/ss/shell.amidala.nativeimplementation.poc/0"},{"name":"themeName","value":"base"},{"name":"themePath","value":"/etc.clientlibs/amidala/clientlibs/theme-base"},{"name":"themeCss","value":"/etc.clientlibs/amidala/clientlibs/theme-base.ACSHASHb291465fc8d3c7bcefde74d34044b698.css"}],"image":{"src":"https://www.shell.com/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/_jcr_content/root/metadata.shellimg.png/1716299430981/bukom-singapore.png","alt":"Bukom, Singapore","width":3777,"height":2139}},"id":"/content/shell/corporate/global/en_gb/business-customers/catalysts-technologies/refinery-equipment/reactor-internals/hd-distributor-trays/jcr_content"}
