[{"data":1,"prerenderedAt":864},["ShallowReactive",2],{"site-footer-common":3,"glossary:catalyst-layer-module":45,"glossary-related:catalyst-layer-module":198},{"id":4,"extension":5,"footer":6,"meta":40,"navbar":41,"stem":43,"__hash__":44},"common\u002Fcommon.yml","yml",{"tagline":7,"links":8,"sections":9},"Acoustic cleaning intelligence for industrial fouling, soot, ash, dust and build-up.",[],[10,19,31],{"title":11,"links":12},"Product",[13,16],{"label":14,"to":15},"How it works","\u002F#product",{"label":17,"to":18},"Cost assessment","\u002F#hero",{"title":20,"links":21},"Company",[22,25,28],{"label":23,"to":24},"What we build","\u002F#about",{"label":26,"to":27},"Careers","\u002F#careers",{"label":29,"to":30},"Contact","\u002F#contact",{"title":32,"links":33},"Resources",[34,37],{"label":35,"to":36},"Blog","\u002Fresources\u002Fblog",{"label":38,"to":39},"Glossary","\u002Fglossary",{},{"links":42},[],"common","YocmZRy1AYfBbpgGVms-zhdiABlF8VTxHx6h4rDmZBA",{"id":46,"title":47,"aliases":48,"body":52,"category":177,"description":178,"extension":179,"meta":180,"navigation":181,"path":182,"relatedTerms":183,"seo":188,"sources":191,"stem":195,"term":196,"__hash__":197},"glossary\u002Fglossary\u002Fcatalyst-layer-module.md","Catalyst layer \u002F module",[49,50,51],"SCR catalyst module","catalyst layer","catalyst element",{"type":53,"value":54,"toc":169},"minimark",[55,83,88,91,95,126,130,143,147],[56,57,58,59,63,64,69,70,74,75,77,78,82],"p",{},"A ",[60,61,62],"strong",{},"catalyst module"," is a steel-framed cassette that holds multiple individual catalyst elements (",[65,66,68],"a",{"href":67},"\u002Fglossary\u002Fhoneycomb-catalyst","honeycomb"," blocks or ",[65,71,73],{"href":72},"\u002Fglossary\u002Fplate-catalyst","plate"," packs). A ",[60,76,50],{}," is a horizontal stack of modules covering the full cross-section of the ",[65,79,81],{"href":80},"\u002Fglossary\u002Fselective-catalytic-reduction","SCR"," reactor. SCR reactors typically contain 2–4 layers, with a fourth or fifth layer space sometimes left empty for future installation if regulatory limits tighten.",[84,85,87],"h2",{"id":86},"module-dimensions","Module dimensions",[56,89,90],{},"A typical module measures about 1 m × 1 m in plan and 1 m in height. A medium-size coal-fired SCR reactor might hold 60–100 modules per layer; large utility-scale reactors hold 200+.",[84,92,94],{"id":93},"layer-assignment","Layer assignment",[96,97,98,114,120],"ul",{},[99,100,101,104,105,109,110],"li",{},[60,102,103],{},"Top layer (guard layer)"," — sometimes a sacrificial larger-pitch design protecting layers below from ",[65,106,108],{"href":107},"\u002Fglossary\u002Flarge-particle-ash","LPA"," and ",[65,111,113],{"href":112},"\u002Fglossary\u002Fpopcorn-ash","popcorn ash",[99,115,116,119],{},[60,117,118],{},"Middle layers"," — main NOx-reduction work",[99,121,122,125],{},[60,123,124],{},"Bottom layer"," — polishes residual NOx before flue gas exits",[84,127,129],{"id":128},"service-cycle","Service cycle",[56,131,132,133,137,138,142],{},"Layers are replaced or ",[65,134,136],{"href":135},"\u002Fglossary\u002Fcatalyst-regeneration-vs-replacement","regenerated"," on a rolling schedule based on catalyst activity testing. Typical economic life is 24,000–32,000 operating hours before service; cleaning with ",[65,139,141],{"href":140},"\u002Fglossary\u002Fsonic-horn","sonic horns"," extends this materially.",[84,144,146],{"id":145},"related-terms","Related terms",[96,148,149,154,159,164],{},[99,150,151],{},[65,152,153],{"href":80},"Selective Catalytic Reduction (SCR)",[99,155,156],{},[65,157,158],{"href":67},"Honeycomb catalyst",[99,160,161],{},[65,162,163],{"href":72},"Plate catalyst",[99,165,166],{},[65,167,168],{"href":135},"Catalyst regeneration vs replacement",{"title":170,"searchDepth":171,"depth":171,"links":172},"",2,[173,174,175,176],{"id":86,"depth":171,"text":87},{"id":93,"depth":171,"text":94},{"id":128,"depth":171,"text":129},{"id":145,"depth":171,"text":146},"scr-sncr","A catalyst module is a steel-framed cassette that holds multiple individual catalyst elements (honeycomb blocks or plate packs). A catalyst layer is a horizontal stack of modules covering the full cross-section of the SCR reactor. SCR reactors typically contain 2–4 layers, with a fourth or fifth layer space sometimes left empty for future installation if regulatory limits tighten.","md",{},true,"\u002Fglossary\u002Fcatalyst-layer-module",[184,185,186,187],"selective-catalytic-reduction","honeycomb-catalyst","plate-catalyst","catalyst-regeneration-vs-replacement",{"title":189,"description":190},"Catalyst layer and module — how SCR catalyst is loaded into the reactor","An SCR catalyst module is a steel-framed cassette holding multiple catalyst elements. Modules are stacked into layers; layers are stacked into the SCR reactor.",[192],{"title":193,"url":194},"Power Engineering — Selective Catalytic Reduction: Operational Issues","https:\u002F\u002Fwww.power-eng.com\u002Fenvironmental-emissions\u002Fselective-catalytic-reduction-operational-issues-and-guidelines\u002F","glossary\u002Fcatalyst-layer-module","Catalyst layer and module","EYxq7wADtPjDidkD-B-DlByEnbsKORjcvJ69Sti1j88",[199,360,521,689],{"id":200,"title":153,"aliases":201,"body":204,"category":177,"description":337,"extension":179,"meta":338,"navigation":181,"path":80,"relatedTerms":339,"seo":347,"sources":350,"stem":357,"term":358,"__hash__":359},"glossary\u002Fglossary\u002Fselective-catalytic-reduction.md",[81,202,203],"SCR system","SCR reactor",{"type":53,"value":205,"toc":332},[206,224,228,244,248,251,277,293,295],[56,207,208,210,211,215,216,109,220,223],{},[60,209,153],{}," is the dominant flue-gas NOx-control technology on coal-fired and gas-fired utility boilers, ",[65,212,214],{"href":213},"\u002Fglossary\u002Fheat-recovery-steam-generator","HRSGs"," in combined-cycle plants, ",[65,217,219],{"href":218},"\u002Fglossary\u002Fwaste-to-energy","waste-to-energy",[65,221,222],{"href":218},"biomass"," boilers, cement plants and major refining furnaces. Ammonia or aqueous urea is injected upstream of a catalyst bed; the catalyst lowers the activation energy for the reaction NOx + NH₃ → N₂ + H₂O, achieving 80–95% NOx reduction across the reactor.",[84,225,227],{"id":226},"reactor-layout","Reactor layout",[56,229,230,231,235,236,239,240,243],{},"A typical SCR reactor is a vertical or horizontal duct containing 2–4 layers of catalyst modules. Upstream of the catalyst sits the ",[65,232,234],{"href":233},"\u002Fglossary\u002Fammonia-injection-grid","ammonia injection grid (AIG)"," that distributes the ammonia evenly into the flue gas. Most installations operate in the ",[60,237,238],{},"high-dust"," position (between economiser and air heater) where catalyst temperature is around 300–400 °C; ",[60,241,242],{},"tail-end"," SCRs sit downstream of particulate control at lower temperatures, with the trade-off of needing flue-gas reheating.",[84,245,247],{"id":246},"fouling-and-cleaning","Fouling and cleaning",[56,249,250],{},"SCR catalysts foul in two ways:",[96,252,253,268],{},[99,254,255,261,262,109,264,267],{},[60,256,257],{},[65,258,260],{"href":259},"\u002Fglossary\u002Fcatalyst-pluggage","Pluggage"," — fly ash, ",[65,263,113],{"href":112},[65,265,266],{"href":107},"large-particle ash"," wedge into the catalyst cells, blocking the gas path",[99,269,270,276],{},[60,271,272],{},[65,273,275],{"href":274},"\u002Fglossary\u002Fcatalyst-masking","Masking"," — a thin layer of deposit covers the active sites; gas flow continues but catalytic activity falls",[56,278,279,280,284,285,289,290,292],{},"Both reduce NOx-reduction efficiency, raise ",[65,281,283],{"href":282},"\u002Fglossary\u002Fammonia-slip","ammonia slip",", and shorten catalyst life. Cleaning options include steam ",[65,286,288],{"href":287},"\u002Fglossary\u002Fsteam-sootblower","sootblowers",", ",[65,291,141],{"href":140}," and offline campaigns (vacuum \u002F water wash \u002F regeneration). Sonic horns are increasingly favoured because they continuously dislodge ash before it cements onto the catalyst face, without the steam erosion of mechanical sootblowing.",[84,294,146],{"id":145},[96,296,297,303,308,313,318,323,327],{},[99,298,299],{},[65,300,302],{"href":301},"\u002Fglossary\u002Fselective-non-catalytic-reduction","Selective Non-Catalytic Reduction (SNCR)",[99,304,305],{},[65,306,307],{"href":233},"Ammonia injection grid",[99,309,310],{},[65,311,312],{"href":282},"Ammonia slip",[99,314,315],{},[65,316,317],{"href":274},"Catalyst masking",[99,319,320],{},[65,321,322],{"href":259},"Catalyst pluggage",[99,324,325],{},[65,326,158],{"href":67},[99,328,329],{},[65,330,331],{"href":140},"Sonic horn",{"title":170,"searchDepth":171,"depth":171,"links":333},[334,335,336],{"id":226,"depth":171,"text":227},{"id":246,"depth":171,"text":247},{"id":145,"depth":171,"text":146},"Selective Catalytic Reduction (SCR) is the dominant flue-gas NOx-control technology on coal-fired and gas-fired utility boilers, HRSGs in combined-cycle plants, waste-to-energy and biomass boilers, cement plants and major refining furnaces. Ammonia or aqueous urea is injected upstream of a catalyst bed; the catalyst lowers the activation energy for the reaction NOx + NH₃ → N₂ + H₂O, achieving 80–95% NOx reduction across the reactor.",{},[340,341,342,343,344,345,185,346],"selective-non-catalytic-reduction","denox","ammonia-injection-grid","ammonia-slip","catalyst-masking","catalyst-pluggage","sonic-horn",{"title":348,"description":349},"Selective Catalytic Reduction (SCR) — how the dominant NOx-control technology works","SCR is the dominant NOx-control technology on industrial combustion plant. Ammonia is injected upstream of a catalyst that converts NOx to nitrogen and water.",[351,354],{"title":352,"url":353},"Wikipedia — Selective catalytic reduction","https:\u002F\u002Fen.wikipedia.org\u002Fwiki\u002FSelective_catalytic_reduction",{"title":355,"url":356},"Power Engineering — SCR Catalyst Cleaning: Sootblowers vs. Acoustic Horns","https:\u002F\u002Fwww.power-eng.com\u002Foperations-maintenance\u002Fscr-catalyst-cleaningsootblowers-vs-acoustic-horns\u002F","glossary\u002Fselective-catalytic-reduction","Selective Catalytic Reduction","fmMCMd4NY3eZdSk_UYlbZ9ryi-9CR2Os6DivQjXEPCU",{"id":361,"title":158,"aliases":362,"body":365,"category":177,"description":509,"extension":179,"meta":510,"navigation":181,"path":67,"relatedTerms":511,"seo":514,"sources":517,"stem":519,"term":158,"__hash__":520},"glossary\u002Fglossary\u002Fhoneycomb-catalyst.md",[363,364],"honeycomb SCR catalyst","extruded catalyst",{"type":53,"value":366,"toc":503},[367,377,381,437,441,444,458,462,477,479],[56,368,58,369,372,373,376],{},[60,370,371],{},"honeycomb catalyst"," is a monolithic extruded ceramic block containing a dense grid of parallel square channels through which flue gas flows. The active catalytic material — typically vanadium pentoxide and tungsten trioxide on a titanium-dioxide carrier — is incorporated into the bulk ceramic. Honeycomb is the most common form of ",[65,374,375],{"href":80},"SCR catalyst",".",[84,378,380],{"id":379},"strengths-and-weaknesses","Strengths and weaknesses",[382,383,384,397],"table",{},[385,386,387],"thead",{},[388,389,390,394],"tr",{},[391,392,393],"th",{},"Strength",[391,395,396],{},"Weakness",[398,399,400,413,421,429],"tbody",{},[388,401,402,406],{},[403,404,405],"td",{},"Very high geometric surface area per unit volume",[403,407,408,409,412],{},"Channels susceptible to ",[65,410,411],{"href":259},"pluggage"," by ash",[388,414,415,418],{},[403,416,417],{},"Low pressure drop in clean condition",[403,419,420],{},"Brittle — handle with care during install \u002F replacement",[388,422,423,426],{},[403,424,425],{},"Mature, large supplier base",[403,427,428],{},"Channels are harder to clean than open structures",[388,430,431,434],{},[403,432,433],{},"Wide range of pitch options (3.5–7.4 mm typical)",[403,435,436],{},"Smaller pitch = more risk of pluggage",[84,438,440],{"id":439},"pitch-selection","Pitch selection",[56,442,443],{},"Pitch (centre-to-centre channel spacing) trades surface area against pluggage risk:",[96,445,446,452],{},[99,447,448,451],{},[60,449,450],{},"Smaller pitch (3.5–4.5 mm)"," — high surface area, used on clean gas streams (NGCC HRSGs, gas-fired duty)",[99,453,454,457],{},[60,455,456],{},"Larger pitch (6–7.4 mm)"," — used on dusty coal, biomass and WtE duty where pluggage risk dominates",[84,459,461],{"id":460},"layer-assembly","Layer assembly",[56,463,464,465,468,469,472,473,476],{},"Individual honeycomb blocks are loaded into a ",[65,466,467],{"href":182},"catalyst layer \u002F module"," and stacked 2–4 layers deep inside the SCR reactor. ",[65,470,471],{"href":140},"Sonic horns"," and steam ",[65,474,288],{"href":475},"\u002Fglossary\u002Fsonic-sootblower"," are positioned between layers to keep channels clear.",[84,478,146],{"id":145},[96,480,481,485,489,495,499],{},[99,482,483],{},[65,484,153],{"href":80},[99,486,487],{},[65,488,163],{"href":72},[99,490,491],{},[65,492,494],{"href":493},"\u002Fglossary\u002Fcorrugated-catalyst","Corrugated catalyst",[99,496,497],{},[65,498,47],{"href":182},[99,500,501],{},[65,502,322],{"href":259},{"title":170,"searchDepth":171,"depth":171,"links":504},[505,506,507,508],{"id":379,"depth":171,"text":380},{"id":439,"depth":171,"text":440},{"id":460,"depth":171,"text":461},{"id":145,"depth":171,"text":146},"A honeycomb catalyst is a monolithic extruded ceramic block containing a dense grid of parallel square channels through which flue gas flows. The active catalytic material — typically vanadium pentoxide and tungsten trioxide on a titanium-dioxide carrier — is incorporated into the bulk ceramic. Honeycomb is the most common form of SCR catalyst.",{},[184,186,512,513,345],"corrugated-catalyst","catalyst-layer-module",{"title":515,"description":516},"Honeycomb catalyst — extruded SCR catalyst form factor","A honeycomb catalyst is an extruded ceramic block with parallel square channels, the most common SCR catalyst form. High surface area but susceptible to channel pluggage.",[518],{"title":352,"url":353},"glossary\u002Fhoneycomb-catalyst","_YfmRO7jrh-yc8ZLI7n3Nr5QKYo9e0uBw4yWiXy1uho",{"id":522,"title":163,"aliases":523,"body":526,"category":177,"description":679,"extension":179,"meta":680,"navigation":181,"path":72,"relatedTerms":681,"seo":682,"sources":685,"stem":687,"term":163,"__hash__":688},"glossary\u002Fglossary\u002Fplate-catalyst.md",[524,525],"plate-type SCR catalyst","SCR plate catalyst",{"type":53,"value":527,"toc":673},[528,540,544,564,568,641,644,648,653,655],[56,529,58,530,533,534,536,537,539],{},[60,531,532],{},"plate catalyst"," uses an array of parallel steel plates coated with the active catalytic material (typically vanadium \u002F tungsten \u002F titanium oxides) instead of an extruded ceramic ",[65,535,68],{"href":67},". The plates form open gas channels that are physically wider than honeycomb channels of equivalent surface area, making plate catalysts the preferred choice for high-dust ",[65,538,81],{"href":80}," duty.",[84,541,543],{"id":542},"where-plate-catalysts-are-specified","Where plate catalysts are specified",[96,545,546,549,555,561],{},[99,547,548],{},"Coal-fired utility boilers with heavy fly-ash loading",[99,550,551,554],{},[65,552,553],{"href":218},"Biomass"," plants where ash includes large agglomerated particles",[99,556,557,560],{},[65,558,559],{"href":218},"Waste-to-energy"," plants with sticky chloride-laden ash",[99,562,563],{},"Iron-ore sintering plants and metallurgical off-gas SCR",[84,565,567],{"id":566},"trade-offs-vs-honeycomb","Trade-offs vs honeycomb",[382,569,570,585],{},[385,571,572],{},[388,573,574,577,580],{},[391,575,576],{},"Factor",[391,578,579],{},"Plate",[391,581,582],{},[65,583,584],{"href":67},"Honeycomb",[398,586,587,600,609,620,630],{},[388,588,589,594,597],{},[403,590,591,593],{},[65,592,260],{"href":259}," resistance",[403,595,596],{},"Higher",[403,598,599],{},"Lower",[388,601,602,605,607],{},[403,603,604],{},"Geometric surface area per volume",[403,606,599],{},[403,608,596],{},[388,610,611,614,617],{},[403,612,613],{},"Catalyst volume per MW",[403,615,616],{},"Larger",[403,618,619],{},"Smaller",[388,621,622,625,628],{},[403,623,624],{},"Capital cost per layer",[403,626,627],{},"Similar",[403,629,627],{},[388,631,632,635,638],{},[403,633,634],{},"Vendor pool",[403,636,637],{},"Narrower",[403,639,640],{},"Broader",[56,642,643],{},"Plate catalysts have a longer effective life on dusty duty because pluggage is the dominant lifetime-limiting failure mode there.",[84,645,647],{"id":646},"cleaning-compatibility","Cleaning compatibility",[56,649,650,652],{},[65,651,471],{"href":140}," are particularly effective on plate catalysts because the open channels respond well to acoustic cleaning; the wide spacing means dislodged particulate has somewhere to go.",[84,654,146],{"id":145},[96,656,657,661,665,669],{},[99,658,659],{},[65,660,153],{"href":80},[99,662,663],{},[65,664,158],{"href":67},[99,666,667],{},[65,668,494],{"href":493},[99,670,671],{},[65,672,322],{"href":259},{"title":170,"searchDepth":171,"depth":171,"links":674},[675,676,677,678],{"id":542,"depth":171,"text":543},{"id":566,"depth":171,"text":567},{"id":646,"depth":171,"text":647},{"id":145,"depth":171,"text":146},"A plate catalyst uses an array of parallel steel plates coated with the active catalytic material (typically vanadium \u002F tungsten \u002F titanium oxides) instead of an extruded ceramic honeycomb. The plates form open gas channels that are physically wider than honeycomb channels of equivalent surface area, making plate catalysts the preferred choice for high-dust SCR duty.",{},[184,185,512,345],{"title":683,"description":684},"Plate catalyst — open-channel SCR catalyst for high-dust duty","A plate catalyst uses parallel coated steel plates instead of extruded honeycomb. Wider gas channels make it preferred for high-dust SCR duty where pluggage risk is significant.",[686],{"title":352,"url":353},"glossary\u002Fplate-catalyst","KtD8hBBUFAwCdfVepRrvTcQXDBoyEOyHfn74wTiQCFY",{"id":690,"title":168,"aliases":691,"body":695,"category":177,"description":851,"extension":179,"meta":852,"navigation":181,"path":135,"relatedTerms":853,"seo":855,"sources":858,"stem":862,"term":168,"__hash__":863},"glossary\u002Fglossary\u002Fcatalyst-regeneration-vs-replacement.md",[692,693,694],"catalyst regeneration","SCR catalyst replacement","catalyst recycling",{"type":53,"value":696,"toc":845},[697,719,723,785,792,796,807,811,824,826],[56,698,699,702,703,706,707,711,712,714,715,718],{},[60,700,701],{},"Catalyst regeneration"," is the off-site process of removing accumulated ",[65,704,705],{"href":274},"masking"," deposits and reversing partial ",[65,708,710],{"href":709},"\u002Fglossary\u002Fcatalyst-poisoning","poisoning"," from used ",[65,713,375],{"href":80}," modules, restoring activity to 80–95% of fresh-catalyst performance. Major service providers (CORMETECH, MHPS \u002F Mitsubishi Power, STEAG \u002F SCR-Tech) operate dedicated facilities. ",[60,716,717],{},"Catalyst replacement"," is the alternative — install a fresh layer, discard or recycle the spent one.",[84,720,722],{"id":721},"economic-comparison","Economic comparison",[382,724,725,741],{},[385,726,727],{},[388,728,729,732,735,738],{},[391,730,731],{},"Option",[391,733,734],{},"Cost vs new (typical)",[391,736,737],{},"Performance recovery",[391,739,740],{},"Downtime",[398,742,743,757,771],{},[388,744,745,748,751,754],{},[403,746,747],{},"Regeneration",[403,749,750],{},"30–40% of new",[403,752,753],{},"80–95% of fresh activity",[403,755,756],{},"Few weeks (round-trip + change-out)",[388,758,759,762,765,768],{},[403,760,761],{},"Replacement (new)",[403,763,764],{},"100% reference",[403,766,767],{},"100%",[403,769,770],{},"Layer change-out only",[388,772,773,776,779,782],{},[403,774,775],{},"Skip change-out",[403,777,778],{},"0%",[403,780,781],{},"Continuing decay",[403,783,784],{},"None until permit excursion",[56,786,787,788,791],{},"For a large coal-fired or ",[65,789,790],{"href":218},"WtE"," SCR with 100–300 m³ of catalyst, regeneration typically saves USD 0.5–2 million per layer cycle.",[84,793,795],{"id":794},"where-regeneration-falls-short","Where regeneration falls short",[96,797,798,801,804],{},[99,799,800],{},"Severely poisoned catalyst (heavy arsenic, alkali, phosphorus) cannot be fully restored",[99,802,803],{},"Physical damage (broken modules, eroded channels) is not reversible",[99,805,806],{},"Layers that have already been regenerated twice tend not to support a third cycle",[84,808,810],{"id":809},"where-active-cleaning-fits","Where active cleaning fits",[56,812,813,472,815,818,819,823],{},[65,814,471],{"href":140},[65,816,817],{"href":475},"sootblowing"," defer the need for ",[820,821,822],"em",{},"either"," regeneration or replacement by keeping masking under control during operation. A catalyst kept clean from the start lasts 30–50% longer before needing service.",[84,825,146],{"id":145},[96,827,828,832,837,841],{},[99,829,830],{},[65,831,153],{"href":80},[99,833,834],{},[65,835,836],{"href":709},"Catalyst poisoning",[99,838,839],{},[65,840,317],{"href":274},[99,842,843],{},[65,844,47],{"href":182},{"title":170,"searchDepth":171,"depth":171,"links":846},[847,848,849,850],{"id":721,"depth":171,"text":722},{"id":794,"depth":171,"text":795},{"id":809,"depth":171,"text":810},{"id":145,"depth":171,"text":146},"Catalyst regeneration is the off-site process of removing accumulated masking deposits and reversing partial poisoning from used SCR catalyst modules, restoring activity to 80–95% of fresh-catalyst performance. Major service providers (CORMETECH, MHPS \u002F Mitsubishi Power, STEAG \u002F SCR-Tech) operate dedicated facilities. Catalyst replacement is the alternative — install a fresh layer, discard or recycle the spent one.",{},[184,854,344,513],"catalyst-poisoning",{"title":856,"description":857},"Catalyst regeneration vs replacement — defer the catalyst capex cycle","Regeneration removes accumulated masking and partial poisoning from used SCR catalyst, restoring activity to 90% of fresh and saving 60–70% of replacement cost.",[859],{"title":860,"url":861},"CORMETECH — SCR Catalyst Management Services","https:\u002F\u002Fwww.cormetech.com\u002Fonline-catalystcleaning\u002F","glossary\u002Fcatalyst-regeneration-vs-replacement","aA6xsWdxVur8-edCW8kWhJJp_fzCDOcmMkBIhRqHv8Q",1782613750414]