{"id":6431,"date":"2026-02-25T18:36:02","date_gmt":"2026-02-26T02:36:02","guid":{"rendered":"https:\/\/3waycatalyst.com\/?p=6431"},"modified":"2026-02-26T19:29:00","modified_gmt":"2026-02-27T03:29:00","slug":"multi-stage-three-way-catalytic-converter","status":"publish","type":"post","link":"https:\/\/3waycatalyst.com\/cs\/multi-stage-three-way-catalytic-converter\/","title":{"rendered":"Multi-Stage Three Way Catalytic Converter Guide"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Zaveden\u00ed<\/h2>\n\n\n\n<p>Ten\/Ta\/To <strong><a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\">t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a><\/strong> plays a central role in modern emission control systems. Every gasoline vehicle depends on it. This device reduces harmful exhaust gases before they enter the atmosphere. Governments require it. Automakers engineer around it. Recycling industries value it.<\/p>\n\n\n\n<p>A <a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\">t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a> does not rely on a single reaction. It operates through multiple stages. Each stage targets specific pollutants. It converts nitrogen oxides (NOx), carbon monoxide (CO), and hydrocarbons (HC) into safer gases.<\/p>\n\n\n\n<p>This article explains the internal structure, chemical reactions, metal composition, regulatory framework, and recycling process of the three way catalytic converter. It presents the system in a clear scientific format.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Co je to t\u0159\u00edcestn\u00fd katalyz\u00e1tor?<\/h2>\n\n\n\n<p>A <strong><a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\">t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a><\/strong> is an emission control device installed in the exhaust line of gasoline vehicles. It converts three major pollutants into less harmful gases.<\/p>\n\n\n\n<p>It performs:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Redukce oxid\u016f dus\u00edku (NOx)<\/li>\n\n\n\n<li>Oxidace oxidu uhelnat\u00e9ho (CO)<\/li>\n\n\n\n<li>Oxidace uhlovod\u00edk\u016f (HC)<\/li>\n<\/ul>\n\n\n\n<p>It uses redox reactions. Precious metals accelerate these reactions. The converter does not burn pollutants. It transforms them chemically.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/3waycatalyst.com\/cs\/the-essential-guide-to-three-way-catalytic-converters\/\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"635\" src=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Guide-to-Three-Way-Catalytic-Converters.jpg\" alt=\"Z\u00e1kladn\u00ed pr\u016fvodce t\u0159\u00edcestn\u00fdmi katalyz\u00e1tory\" class=\"wp-image-1807\" title=\"\" srcset=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Guide-to-Three-Way-Catalytic-Converters.jpg 1024w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Guide-to-Three-Way-Catalytic-Converters-300x186.jpg 300w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Guide-to-Three-Way-Catalytic-Converters-768x476.jpg 768w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/07\/Guide-to-Three-Way-Catalytic-Converters-600x372.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/3waycatalyst.com\/cs\/the-essential-guide-to-three-way-catalytic-converters\/\">Z\u00e1kladn\u00ed pr\u016fvodce t\u0159\u00edcestn\u00fdmi katalyz\u00e1tory<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Position in the Exhaust System<\/h2>\n\n\n\n<p>Ten\/Ta\/To<a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\"> t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a> sits between the engine and the muffler. Exhaust gases leave the combustion chamber at high temperature. They immediately enter the converter.<\/p>\n\n\n\n<p>Inside the unit, gases pass through a honeycomb substrate. The catalyst coating reacts with the pollutants. Cleaned gases then exit through the tailpipe.<\/p>\n\n\n\n<p>Without this device, vehicles would emit toxic gases at dangerous levels.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">The Three Pollutants Controlled<\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th>Pollutant<\/th><th>Zdroj<\/th><th>Dopad na \u017eivotn\u00ed prost\u0159ed\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Oxid uhelnat\u00fd (CO)<\/td><td>Incomplete combustion<\/td><td>Toxic to humans<\/td><\/tr><tr><td>Uhlovod\u00edky (HC)<\/td><td>Unburned fuel<\/td><td>Forms ground-level smog<\/td><\/tr><tr><td>Oxidy dus\u00edku (NOx)<\/td><td>High combustion temperature<\/td><td>Causes acid rain and smog<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Ten\/Ta\/To<a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\"> t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a> addresses all three simultaneously.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Multi-Stage Structure of a Three Way Catalytic Converter<\/h2>\n\n\n\n<p>Modern systems operate in coordinated stages. Each stage performs a specific function.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Stage One: Reduction of Nitrogen Oxides<\/h3>\n\n\n\n<p>The first stage removes oxygen from nitrogen oxides.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Active Metal: Rhodium (Rh)<\/h3>\n\n\n\n<p>Rhodium drives the reduction reaction. It separates nitrogen atoms from oxygen atoms.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Reaction:<\/h3>\n\n\n\n<p>NOx \u2192 N\u2082 + O\u2082<\/p>\n\n\n\n<p>Nitrogen releases as harmless nitrogen gas. Oxygen becomes available for later oxidation reactions.<\/p>\n\n\n\n<p>This stage significantly reduces smog formation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Stage Two: Oxidation of Carbon Monoxide and Hydrocarbons<\/h3>\n\n\n\n<p>The second stage adds oxygen to toxic gases.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Active Metals: Platinum (Pt) and Palladium (Pd)<\/h3>\n\n\n\n<p>These metals promote oxidation reactions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Reactions:<\/h3>\n\n\n\n<p>CO + O\u2082 \u2192 CO\u2082<br>HC + O\u2082 \u2192 CO\u2082 + H\u2082O<\/p>\n\n\n\n<p>Carbon monoxide becomes carbon dioxide.<br>Hydrocarbons convert into carbon dioxide and water vapor.<\/p>\n\n\n\n<p>These reactions require precise oxygen levels.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Stage Three: Closed-Loop Control System<\/h3>\n\n\n\n<p>The third stage involves electronic monitoring. It ensures maximum efficiency.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Oxygen Sensor Function<\/h3>\n\n\n\n<p>An oxygen sensor measures exhaust composition.<br>It sends real-time data to the engine control unit (ECU).<br>The ECU adjusts the air-fuel ratio.<\/p>\n\n\n\n<p>The system maintains the stoichiometric ratio of 14.7:1 for gasoline engines.<br>This ratio allows the <a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\">t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a> to operate at peak efficiency.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Internal Anatomy of a Three Way Catalytic Converter<\/h2>\n\n\n\n<p>Understanding the structure explains its performance.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Outer Shell<\/h3>\n\n\n\n<p>Manufacturers build the housing from stainless steel.<br>It resists corrosion and extreme heat.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Substrate (The Core Brick)<\/h3>\n\n\n\n<p>The substrate forms the heart of the <a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\">t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a>.<\/p>\n\n\n\n<p>Two common types exist:<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th>Typ<\/th><th>Materi\u00e1l<\/th><th>V\u00fdhody<\/th><\/tr><\/thead><tbody><tr><td>Ceramic<\/td><td>Cordierite<\/td><td>Cost-effective, stable<\/td><\/tr><tr><td>Kovov\u00fd<\/td><td>FeCrAl alloy<\/td><td>Better thermal shock resistance<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>The honeycomb design increases surface area.<br>More surface area allows more reactions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Washcoat Layer<\/h3>\n\n\n\n<p>Engineers apply a porous aluminum oxide washcoat.<br>It multiplies surface area.<br>It disperses catalyst metals evenly.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Catalyst Layer<\/h3>\n\n\n\n<p>Platinum, palladium, and rhodium embed into the washcoat.<br>These metals trigger redox reactions.<br>They determine the converter\u2019s value.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/3waycatalyst.com\/cs\/ceramic-vs-metal-catalytic-converter-which-is-better\/\"><img decoding=\"async\" width=\"1024\" height=\"635\" src=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Ceramic-vs-Metal-Catalytic-Converter-Which-Is-Better.jpg\" alt=\"Keramick\u00fd vs. kovov\u00fd katalyz\u00e1tor, kter\u00fd je lep\u0161\u00ed\" class=\"wp-image-5614\" title=\"\" srcset=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Ceramic-vs-Metal-Catalytic-Converter-Which-Is-Better.jpg 1024w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Ceramic-vs-Metal-Catalytic-Converter-Which-Is-Better-300x186.jpg 300w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Ceramic-vs-Metal-Catalytic-Converter-Which-Is-Better-768x476.jpg 768w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Ceramic-vs-Metal-Catalytic-Converter-Which-Is-Better-18x12.jpg 18w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Ceramic-vs-Metal-Catalytic-Converter-Which-Is-Better-600x372.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/3waycatalyst.com\/cs\/ceramic-vs-metal-catalytic-converter-which-is-better\/\">Keramick\u00fd vs. kovov\u00fd katalyz\u00e1tor, kter\u00fd je lep\u0161\u00ed<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Why Precious Metals Matter<\/h2>\n\n\n\n<p>Ten\/Ta\/To <a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\">t\u0159\u00edcestn\u00fd katalyz\u00e1tor <\/a>depends on platinum group metals (PGMs).<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th>Kov<\/th><th>Prim\u00e1rn\u00ed funkce<\/th><th>Market Importance<\/th><\/tr><\/thead><tbody><tr><td>Platina<\/td><td>Oxidation &amp; reduction<\/td><td>Industrial demand<\/td><\/tr><tr><td>Palladium<\/td><td>Hydrocarbon oxidation<\/td><td>Automotive heavy use<\/td><\/tr><tr><td>Rhodium<\/td><td>Redukce NOx<\/td><td>Highest market price<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Rhodium handles NOx reduction uniquely. No substitute performs as effectively.<\/p>\n\n\n\n<p>Metal loading varies by converter type.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">OEM vs Aftermarket Metal Loading<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th>Funkce<\/th><th>OEM Converter<\/th><th>Aftermarket Converter<\/th><\/tr><\/thead><tbody><tr><td>Precious Metal Content<\/td><td>Vysok\u00fd<\/td><td>Spodn\u00ed<\/td><\/tr><tr><td>Emisn\u00ed v\u00fdkon<\/td><td>Lep\u0161\u00ed<\/td><td>M\u00edrn\u00fd<\/td><\/tr><tr><td>Lifespan<\/td><td>Longer<\/td><td>Shorter<\/td><\/tr><tr><td>Recycling Value<\/td><td>Vysok\u00fd<\/td><td>Spodn\u00ed<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>OEM units contain higher rhodium concentration.<br>Aftermarket units reduce cost by lowering PGM content.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/3waycatalyst.com\/cs\/oem-vs-aftermarket-catalytic-converter\/\"><img decoding=\"async\" width=\"1024\" height=\"635\" src=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2026\/01\/OEM-vs-Aftermarket-Catalytic-Converter-Reliability.jpg\" alt=\"OEM vs Aftermarket Catalytic Converter Reliability\" class=\"wp-image-6365\" title=\"\" srcset=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2026\/01\/OEM-vs-Aftermarket-Catalytic-Converter-Reliability.jpg 1024w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2026\/01\/OEM-vs-Aftermarket-Catalytic-Converter-Reliability-300x186.jpg 300w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2026\/01\/OEM-vs-Aftermarket-Catalytic-Converter-Reliability-768x476.jpg 768w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2026\/01\/OEM-vs-Aftermarket-Catalytic-Converter-Reliability-18x12.jpg 18w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2026\/01\/OEM-vs-Aftermarket-Catalytic-Converter-Reliability-600x372.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/3waycatalyst.com\/cs\/oem-vs-aftermarket-catalytic-converter\/\">OEM vs Aftermarket Catalytic Converter Reliability<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Chemical Laboratory Under the Vehicle<\/h2>\n\n\n\n<p>Ten\/Ta\/To<a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\"> t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a> functions like a high-temperature reactor.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Optimal Temperature Range:<\/h3>\n\n\n\n<p>400\u00b0C \u2013 800\u00b0C<\/p>\n\n\n\n<p>Below this range, reactions slow down.<br>Above it, substrate damage may occur.<\/p>\n\n\n\n<p>Cold starts create the highest emissions.<br>Manufacturers design warm-up strategies to reduce this effect.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Happens When a Three Way Catalytic Converter Fails?<\/h2>\n\n\n\n<p>Failure occurs when:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The honeycomb melts<\/li>\n\n\n\n<li>The substrate cracks<\/li>\n\n\n\n<li>Fuel mixture runs too rich<\/li>\n\n\n\n<li>Oil contamination poisons the catalyst<\/li>\n<\/ul>\n\n\n\n<p>Symptoms include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Reduced acceleration<\/li>\n\n\n\n<li>Increased fuel consumption<\/li>\n\n\n\n<li>Engine overheating<\/li>\n\n\n\n<li>Failed emissions test<\/li>\n\n\n\n<li>P0420 or P0430 diagnostic codes<\/li>\n<\/ul>\n\n\n\n<p>Drivers often replace failed units with aftermarket converters. However, OEM replacements deliver better long-term compliance.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Regulatory Requirements<\/h2>\n\n\n\n<p>The United States requires emission compliance under EPA regulations.<\/p>\n\n\n\n<p>Two standards dominate:<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th>Norma<\/th><th>Kraj<\/th><th>Strictness<\/th><\/tr><\/thead><tbody><tr><td>Agentura pro ochranu \u017eivotn\u00edho prost\u0159ed\u00ed<\/td><td>Most U.S. states<\/td><td>Federal baseline<\/td><\/tr><tr><td>SACHARIDY<\/td><td>California &amp; select states<\/td><td>Stricter limits<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>V souladu s CARB<a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\"> t\u0159\u00edcestn\u00e9 katalyz\u00e1tory<\/a> must meet tighter NOx thresholds.<\/p>\n\n\n\n<p>Each legal converter must include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Serial number<\/li>\n\n\n\n<li>Ozna\u010dov\u00e1n\u00ed<\/li>\n\n\n\n<li>Installation documentation<\/li>\n\n\n\n<li>Z\u00e1ruka<\/li>\n<\/ul>\n\n\n\n<p>Non-compliant products risk legal penalties.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Recycling Value of the Three Way Catalytic Converter<\/h2>\n\n\n\n<p>Ten\/Ta\/To<a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\"> t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a> contains recoverable platinum group metals.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Global Demand Distribution (2024 Approximation)<\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th>Kov<\/th><th>% Used in Autocatalysts<\/th><\/tr><\/thead><tbody><tr><td>Platina<\/td><td>~84%<\/td><\/tr><tr><td>Palladium<\/td><td>~42%<\/td><\/tr><tr><td>Rhodium<\/td><td>~89%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Autocatalysts represent the dominant demand segment.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Recycling Process Overview<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Collection from scrap yards<\/li>\n\n\n\n<li>Grading by type<\/li>\n\n\n\n<li>Decanning and crushing<\/li>\n\n\n\n<li>Sampling and assaying<\/li>\n\n\n\n<li>Metal recovery via refining<\/li>\n<\/ol>\n\n\n\n<p>Toll refining ensures accurate payout.<br>Koncentraci kov\u016f ur\u010duj\u00ed XRF a ICP testy.<\/p>\n\n\n\n<p>Recyklace sni\u017euje tlak na t\u011b\u017ebu.<br>Podporuje udr\u017eiteln\u00e9 dodavatelsk\u00e9 \u0159et\u011bzce.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Dal\u0161\u00ed poznatky: Pro\u010d v\u00edcestup\u0148ov\u00fd n\u00e1vrh zvy\u0161uje efektivitu<\/h2>\n\n\n\n<p>Jednostup\u0148ov\u00e9 m\u011bni\u010de nezvl\u00e1daj\u00ed kol\u00edsav\u00e9 podm\u00ednky v\u00fdfukov\u00fdch plyn\u016f.<br>V\u00edcestup\u0148ov\u00fd<a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\"> t\u0159\u00edcestn\u00e9 katalyz\u00e1tory<\/a> rovnov\u00e1\u017en\u00e9 reakce.<\/p>\n\n\n\n<p>Redukce vy\u017eaduje n\u00edzk\u00fd obsah kysl\u00edku.<br>Oxidace vy\u017eaduje dostupn\u00fd kysl\u00edk.<br>Lambda sonda udr\u017euje rovnov\u00e1hu.<\/p>\n\n\n\n<p>Tato dynamick\u00e1 regulace zlep\u0161uje celkovou \u00fa\u010dinnost konverze nad 95 % za optim\u00e1ln\u00edch podm\u00ednek.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dal\u0161\u00ed poznatky: Budoucnost t\u0159\u00edcestn\u00e9ho katalyz\u00e1toru<\/h3>\n\n\n\n<p>Hybridn\u00ed vozidla st\u00e1le spol\u00e9haj\u00ed na spalovac\u00ed motory.<br>Proto <a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\">t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a> z\u016fst\u00e1v\u00e1 z\u00e1sadn\u00ed.<\/p>\n\n\n\n<p>Budouc\u00ed vylep\u0161en\u00ed se zam\u011b\u0159uj\u00ed na:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rychlej\u0161\u00ed teplota zhasnut\u00ed sv\u011btla<\/li>\n\n\n\n<li>Ni\u017e\u0161\u00ed obsah drah\u00fdch kov\u016f<\/li>\n\n\n\n<li>Zlep\u0161en\u00e1 odolnost<\/li>\n\n\n\n<li>Shoda s emisn\u00ed normou Euro 7<\/li>\n<\/ul>\n\n\n\n<p>Elektrifikace postupn\u011b sni\u017euje popt\u00e1vku.<br>Benz\u00ednov\u00e9 motory se v\u0161ak budou pou\u017e\u00edvat je\u0161t\u011b po cel\u00e1 desetilet\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011br<\/h2>\n\n\n\n<p>Ten\/Ta\/To <a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\"><strong>t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/strong> <\/a>z\u016fst\u00e1v\u00e1 jednou z nejd\u016fle\u017eit\u011bj\u0161\u00edch technologi\u00ed pro emisn\u00ed emise v automobilov\u00e9m in\u017een\u00fdrstv\u00ed. Redukuje oxidy dus\u00edku, oxid uhelnat\u00fd a uhlovod\u00edky prost\u0159ednictv\u00edm koordinovan\u00fdch reduk\u010dn\u00edch a oxida\u010dn\u00edch reakc\u00ed. Pro urychlen\u00ed t\u011bchto chemick\u00fdch proces\u016f se spol\u00e9h\u00e1 na platinu, palladium a rhodium.<\/p>\n\n\n\n<p>Jeho v\u00edcestup\u0148ov\u00e1 struktura zaji\u0161\u0165uje vysokou \u00fa\u010dinnost za r\u016fzn\u00fdch podm\u00ednek motoru. Regula\u010dn\u00ed normy se neust\u00e1le zp\u0159\u00eds\u0148uj\u00ed. Trhy s recyklac\u00ed nad\u00e1le rostou. Oba trendy zvy\u0161uj\u00ed jeho v\u00fdznam.<\/p>\n\n\n\n<p>Pochopen\u00ed <a href=\"https:\/\/3waycatalyst.com\/cs\/three-way-catalytic-converter-twc\/\">t\u0159\u00edcestn\u00fd katalyz\u00e1tor<\/a> pom\u00e1h\u00e1 v\u00fdrobc\u016fm, recykla\u010dn\u00edm spole\u010dnostem, regula\u010dn\u00edm org\u00e1n\u016fm a spot\u0159ebitel\u016fm \u010dinit informovan\u00e1 rozhodnut\u00ed. Toto za\u0159\u00edzen\u00ed chr\u00e1n\u00ed kvalitu ovzdu\u0161\u00ed, podporuje dodr\u017eov\u00e1n\u00ed p\u0159edpis\u016f a p\u0159isp\u00edv\u00e1 ke glob\u00e1ln\u00ed udr\u017eitelnosti.<\/p>","protected":false},"excerpt":{"rendered":"<p>This article explains how a three way catalytic converter works through multi-stage reduction and oxidation reactions, its structure, precious metals, and emission compliance.<\/p>","protected":false},"author":1,"featured_media":6432,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"googlesitekit_rrm_CAowgdPcCw:productID":"","footnotes":""},"categories":[98],"tags":[1683,1176,1684,1681,1157,1682,99],"class_list":["post-6431","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guide","tag-catalytic-converter-chemistry","tag-catalytic-converter-recycling","tag-catalytic-converter-structure","tag-multi-stage-catalytic-converter","tag-oem-vs-aftermarket-catalytic-converter","tag-platinum-palladium-rhodium-catalyst","tag-three-way-catalytic-converter-2"],"_links":{"self":[{"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/posts\/6431","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/comments?post=6431"}],"version-history":[{"count":3,"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/posts\/6431\/revisions"}],"predecessor-version":[{"id":6437,"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/posts\/6431\/revisions\/6437"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/media\/6432"}],"wp:attachment":[{"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/media?parent=6431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/categories?post=6431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/3waycatalyst.com\/cs\/wp-json\/wp\/v2\/tags?post=6431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}