Trent 800 specifications. txt) or read online for free.

Trent 800 specifications It’s the most popular engine on the Boeing 777 for good reason, and has secured orders for 40 per cent of the available market. The Trent 800 has an excellent reputation for reliability. Trent 800 engines have accumulated over 19 million hours and over 3. The Trent 800 engines were developed to power Boeing 777 airliners providing thrusts ranging from 75,000 to 95,000 pounds. Trent 800 engines have accumulated over 19 million The document provides specifications for the Rolls-Royce Trent engine family, which includes six main models. Trent 800 provides between 75,000lb and 95,000lb take-off The document provides specifications for the Rolls-Royce Trent engine family, which includes six main models. （原始內容存檔於2014-10-31） （英語）. 2 Components 4. In addition the GE90's increased thrust was not yet required by airlines and it was also the heaviest engine of the three available choices, making it the least popular option on these first generation 777s (777-200 and 777-200ER, also known collective as the 777 Classics) while the Rolls-Royce engine CS-E 800 (c) of CS-E Initial Issue, dated 24 October 2003, for Large Flocking Bird Ingestion. Trent XWB Variants There are two main versions of the engine: the Trent XWB-84, rated at 84,200lbs, which powers the A350-900; and the Trent XWB-97, rated at 97,000lbs, which powers the A350 The Trent 900 is a combination of the 3 m (118 in) fan and scaled IP compressor of the 777-200X/300X Trent 8104 technology demonstrator derived from the Boeing 777's Trent 800, and the Airbus A340-500/600's Trent 500 core. 1 General characteristics 8. 239 lbs max. Application Details and Background Information The application for New Zealand type acceptance of the Rolls-Royce Trent 800 Series was from Air New Zealand Ltd dated 17 May 2018. 00058 for Trent XWB series engines Rolls-Royce: Delivering complex power solutions | Rolls-Royce Celebrating 30 years of Trent Trent 7000 Trent XWB Trent 1000 Trent 900 Trent 500 Trent 800 Trent 700 RB211-524G/H & -T Aircraft Transitions Narrowbody & Regional AE3007 BR715 RB211-535E4 Tay 620 / 650 Business Aviation Pearl 10X Pearl 700 Pearl 15 Engine Alliance GP7000 turbofan awaiting installation on an Airbus A380 GP7000 inspection Originally intended to power Boeing Commercial Airplanes' cancelled 747-500X/-600X, the engine has since been pushed for Airbus' A380-800 superjumbo. Type Certificate Holder Rolls-Royce Deutschland Ltd & Co KG Eschenweg 11 Dahlewitz 15827 Blankenfelde-Mahlow Germany 10 votes, 10 comments. Proven components, incorporating the latest blade cooling technologies are employed throughout. Civil Aviation Authority United Kingdom TYPE-CERTIFICATE DATA SHEET UK. 8 meter Length 4. CERT. By contrast the 524 is a relatively low bypass engine at 4. [1] Rolls-Royce announced the MT30 program on 11 September 2001. 000 ft Range 15. This document is a Type Certificate Data Sheet that provides specifications for 7 models of Rolls-Royce Trent turbofan engines - the RB211 Trent 800 which power the 777-200, -200ER and -300. Póngase en contacto con un proveedor o con la empresa matriz directamente para conocer los precios, obtener un presupuesto y descubrir los puntos de venta más cercanos. 00052-001 Rolls-Royce Trent 900 Engine Power (each) 311,4 kN 70000 lbf Speed 945 km/h 510 kts 587 mph Mmo (max. It is this permanent precipitation that shape the small The gas turbine itself is of a modular construction comprised of a robust, four-stage power turbine derived from the Trent 800 and Industrial Trent models. This comprehensive guide explores how this remarkable high-bypass turbofan engine combines cutting-edge technology The Rolls-Royce (RR) Trent engine family was based on the manufacturer’s three-shaft RB211 widebody engine, which was developed in the 1970s and 80s. Designed, engineered, and optimised for the A350 these perfect partners deliver 25% lower fuel burn and CO2 emissions. In service since 1998. Aircraft engines have gotten bigger and better over the years. It combines proven reliability from its family experience, with improved fuel efficiency and operating economics from its fundamental design. 由於此網站的設置，我們無法提供該頁面的具體描述。 I'd choose the Trent 800, but I love the GE90-94B Reply reply Top 1% Rank by size More posts you may like Related Aviation Vehicles forward back r/aviation r/aviation Anything related to aircraft, airplanes, aviation and flying. [2] The first engine was run on 14 June 2010, [3] it first flew on an A380 testbed on 18 February 2012, [4] was certified in early 2013, [5] and first flew on an A350 on 14 June 2013. For example, the engine’s 24 fan blades are to a new swept design that reduces the effect of Rolls-Royce Tre The Trent 900 is the engine of choice for the Airbus A380, with two thirds of operators selecting the engine. RB211 Trent 700 / RB211 Trent 768-60, RB211 Trent 772-60, RB211 Trent 772B-60, RB211 Trent 772C-60. 2–5. ICAO Annex 16, Volume II, Amendment 8 as applicable from 01 Trent 972B January 2015 in dated 25 The Rolls-Royce Trent 800 engine originates from the RB211 engines, the Trent 800 is a three-spool turbofan engine, distinguished by its wide-chord fan blades that enhance its efficiency and performance. The GP7200 HP core technology One of the first Trent 900 engines developed for the Airbus A380 is already on display at Malaga Airport’s Navigation and Air Transport Museum. 1 Notes 7 External links Design and development In the late 1980s, Boeing was investigating an enlarged development of its 767 model dubbed Fig. The Trent 1000 powered Boeing 787 Dreamliner is 20% more efficient than the Boeing 767 aircraft it replaces. The Only 3 Airlines That Operate The World's Longest Boeing 777-200LR Routes. Trent XWB-75, Trent XWB-79, Trent XWB-79B, Trent XWB-84: 07 February 2013 Trent XWB-97: 31 August 2017 TCDS No. 1 General characteristics 4. The first run of the engine In The BR725 features a 50 inch diameter titanium swept fan based on world-class Trent fan design for improved aerodynamic efficiency and lower noise – a first time in the business aviation market 24 blades are driven by a three-stage, low-pressure turbine, for improved flow, increased efficiency, reduced noise and lower emissions TRENT XWB Exclusively powers the Airbus A350 family Each Trent XWB is made up of more than 20,000 parts. 1 (Trent variant) Developed from Rolls Rolls Royce Trent 800 STAGE 1 FAN BLADE Reference Engine Manual 72-31-11 Typical Part Numbers FW12960 thru 62, FW13175, FW21421 thru 24, FW22127 thru 29 FK30840, FK30842, FK30838, FW23552, FW29481 General Information Hollow Titanium The Rolls-Royce BR700 is a family of turbofan engines for regional jets and corporate jets. Launched in September 1991, it first ran in September 1993, was granted EASA certification on 27 January 1995, and entered service in 1996. All Trent 800 models have a fan diameter of RB211 Trent 800 series engines Type Certificate Holder Rolls-Royce Deutschland Ltd & o KG Eschenweg 11 Dahlewitz 15827 lankenfelde-Mahlow Germany For Models: R211 Trent 895-17 R211 Trent 892-17 R211 Trent 892 -17 R211 Trent 884-17 British Airways soon replaced the GE90 with the Rolls-Royce Trent 800 on their 777s. 00058 Issue: 01 Date: 01 March 2023 Page1 of 20 AW-DAW-TP-004 Copies of this document are not controlled. 7m Wingspan 79. The 777 is the world's largest twinjet and the most-built wide-body Toggle Specifications (Trent 900) subsection 8. • In the A380 market Rolls-Royce’s share is 40%, with Trent 900 engine. Page: 1/8 Modular for ease of installation turbine skid baseplate. The Trent 800 is certified highly successful aero Trent which entered service in at 90,0001b thrust and was the first engine in the world 1995 and is now in service with 13 operators across the to be certified at that level. [6] Siemens gas turbines overview 50 Hz and 60 Hz Industrial gas turbines Aeroderivative gas turbines Heavy-duty gas turbines Gas turbines in the range of 0–25 MW Gas turbines in the range of 25–100 MW SGT-A05 (Industrial 501-K) [4 to 6 MW]SGT-100 [5 / 6 MW] The Rolls-Royce Trent 800 is a high-bypass turbofan produced by Rolls-Royce plc, one of the engine options for the early Boeing 777 variants. 7) turbofan engine Length: 4. Despite the additional weight and the extra drag resulting from the wider diameter, Rolls-Royce reported fuel consumption would improve by 11%. • In the B777 market, GE holds about 65% share with GE 90 engine, Rolls-Royce 20% with Trent 800 engine, and P A380-800 (Version 2) Airbus A380-800 Specifications Engine type Rolls-Royce Trent 900 Number of seats 471 (Versions 1 and 2) Length 72. 4:1 and the H-T model indeed has the same HP section as the larger Trent engines but overall the 524 Trent 1000 presentation - Download as a PDF or view online for free Submit Search Trent 1000 presentation The document provides information on various variants of the CFM56 turbofan engine family, including specifications, The Trent 900 is the fourth member of the Trent family and includes the latest technology proven to reduce noise and weight whilst increasing efficiency. [20] By March 1997, Boeing studied 777-200X/300X growth derivatives for a September 2000 introduction: GE was Rolls-Royce: Delivering complex power solutions | Rolls-Royce A Trent 800 EP package has available since September 2013, delivering fuel burn savings of up to $200,000 per aircraft per year. 000 lbf. Stretched version of 777-200 as replacement of the 747-100/200. 207 NM 9. 000 a 95. Certification Reference Date 09 February 1998 6. The Boeing 777, commonly referred to as the Triple Seven, is an American long-range wide-body airliner developed and manufactured by Boeing Commercial Airplanes. Trent 970B-84 CS-34 Amendment 2, dated 12 January 2016. Mach) Mach 0. Available at thrust ratings from 77,000 to 95,000 LBF take-off thrust. A Trent 800 EP package has available Specifications, page 4. Million cycles in service. The engine of choice on the Boeing 777 Classic. The lightest engine on the 777 is 8000lb lighter than with the GE90, 5,400lb lighter than with the PW4090 and 6,500lb lighter than The Trent 800 rapidly established a reputation for industry-leading reliability and the capability of the original design has been demonstrated by continuing thrust growth. Encuentre toda la información del producto: turborreactor 300 - 400 kN Trent 800 de la empresa ROLLS-ROYCE. 2 Components 8. Largest twin engine passenger aircraft in the world. By June 1988, Rolls-Royce was investing over $540 million to develop the uprated RB-211-524L with a new 95 in (240 cm) fan (up from 86 i Trent The classic choice The engine has a maximum thrust of 95,000 lbf, over twice the original high bypass 0211-22B The Trent 800 has achieved more than 25 million flying hours and 5 The Trent 800 is the most powerful Trent. The Rolls-Royce Trent XWB is a high-bypass turbofan produced by Rolls-Royce Holdings. Engine statistics Specification 700 800 900 Application A330 777 A3XX, 747 Thrust 68,000-75,000 lb 75,000-104,000 69,000-84,000 5. The Trent family has six main Development Design Incidents Variants Engines on display Specifications (Trent 800) General characteristics Components Performance See also References External links The Rolls-Royce Trent 800 is a high-bypass turbofan produced by Rolls-Royce plc , one of the engine options for the first-generation Boeing 777 variants, also known as 777 Classics. Empty Weight 276. [ 48 ] In January 2008, French-based Thales The Trent 7000 draws on the technology and experience of the most advanced family of engines in the world. It reached a 40% market share, ahead of the competing PW4000 and GE90, Trent 1000-K3, Trent 1000-L3, Trent 1000-M3, Trent 1000-N3, Trent 1000-P3, Trent 1000-Q3, Trent 1000-R3, Trent7000-72, Trent7000-72C • Emissions and Fuel Venting: CS-34 Amendment 4 as implemented by ED Decision 2021/011/R (applicable 25 July Engine Stand Trent 7000 by National Aero Stands – Over 9 years of expertise & 300+ units worldwide. . Their development, configuration, thrust ratings, bypass ratios, specific fuel consumption, and At the McDonnell Douglas MD-11 programme launch at the end of 1986, the airframe was only offered with GE CF6-80C2 or PW4000 engines, however Rolls-Royce was preparing to propose the 747-400's RB211-524D4D rated at 58,000 lbf (260 kN). The Trent 800 entered service in April 1996, Rev. Aviation – The shape of @A380 AIRCRAFT CHARACTERISTICS - AIRPORT AND MAINTENANCE PLANNING LIST OF EFFECTIVE CONTENT Revision No. It utilises variants of the Trent 800 engine, the A380 uses the RR Trent 900 engine, while the 787-8 uses the Trent 1000. 89 Service Ceiling 13. With the exclusive, more efficient Trent 7000 turbofan and improvements including sharklets , it offers up to 14% better fuel economy per seat . The Rolls-Royce Trent engine family includes six main types. [2011-10-17]. 4 meter Mass Thrust 77,000 pound Trent 884 When Airbus launched its A330 twin-jet in June 1987, its only engine options included the General Electric CF6-80C2 and the Pratt & Whitney PW4000. 800 kg 610. 199 km 8. It is built around In July 2014, Airbus announced the re-engined A330neo (new engine option) comprising A330-800 and -900, which entered service with TAP Air Portugal in December 2018. The GE90, however, which was designed with every current and future version of the 777 in mind, will only need minor upgrades to produce the desired levels of thrust. The Trent 800 combines the right amount of bypass ratio, fan size, and pressure ratio, in its application on the 777 to create an engine with the lowest overall weight for the required thrust rating. A clean start towards a more sustainable and profitable future. The MT30 retains 80% commonality with the Trent 800, the engine for the Boeing 777. Lease now for tailored, top-tier support 24/7! Part Number: RRT095052-3 Weight: 6,430 kg (14,180 lbs) Dimensions: 5,430 mm x 4,095 mm x 2,206 mm (214 in x Consult Rolls Royce's entire The Trent 60 catalogue on DirectIndustry. 2. In July 2006, the Trent XWB was selected to exclusively power the Airbus A350. Trent family The Trent uses not two but three spools to power the fan, low-pressure compressor, and high-pressure compressor. Specifications (Trent 800) General characteristics Type: Three-shaft high bypass ratio (6. Key components are protectively coated for service in the marine Trent 800 Product Sheet Tcm92-5720 - Free download as PDF File (. Today the Trent 800 is available from 75,000 to 95,000lb thrust with a common engine standard, the widest range of any engine in its class Trent 800 which power the 777-200, -200ER and -300. TC. El motor es uno de los más ligeros en su clase; un Boeing 777 con motores Trent pesa hasta 3 4 Specifications (Trent 800) 4. Capitalising on the architecture and technologies of previous generations of Trent engine, the Trent 1000 has been designed and optimised to power the Boeing 787 Dreamliner family of aircraft. Engine Alliance. 50 Trent A Rolls-Royce Trent turboprop on display at the Science Museum (London) Type Turboprop Manufacturer Rolls-Royce Limited First run June 1944 Major applications Gloster Meteor F. : UK. txt) or read online for free. Trent 500 A Trent 500 turbofan mounted on an Airbus A340-600 of Lufthansa. The Trent uses a unique three-shaft architecture that allows each compressor module to operate at higher speeds for greater Trent 800 Type certificate - Free download as PDF File (. 17 - Nov 01/20 CONTENT CHG CODE LAST REVISION DATE CHAPTER 1 Subject 1-1-0 Introduction R Nov 01/20 Subject 1-2-1 Trent 1000 Trent 7000 Trent XWB PW1100G PW1500G MSP Shop 12 Engine Bays 2 Engine Test Cells ATL Shop 70+ Engine Bays 3 Engine Hospital Bays 5 Engine, 2 APU Test Cells 150 pieces of Machining Delta TechOps – OVERVIEW AND11 In October www. This is its interesting story. TCDS No. Favourable operating economics, longevity of support and robustness within the supply chain underpin Trent 700 powered cargo operations for many years to come. 3 Rolls-Royce Trent is the name given to a family of three-spool, high bypass turbofan aircraft engines manufactured by Rolls-Royce plc. 85 Mach Related links Airbus A350-900 Boeing 777-300ER Long range high capacity wide-body airliner. 106 m 43. It is manufactured in Dahlewitz, Germany, by Rolls-Royce Deutschland: this was initially a joint venture of BMW and Rolls-Royce plc established in 1990 to develop this engine. The engine architecture comprises a 110-inch fan leading into an eight-stage intermediate pressure compressor (IPC), followed by a six-stage high-pressure Rolls-Royce designed an improved version targeting at least 2% better fuel burn than the current Trent 1000 Package C. 9 technology in the Trent XWB FADEC is unique to the engine. 1 : 24 May 2019 3 TAR 18/21B/36 – Rolls-Royce Trent 800 3. This includes all required fuel systems as well as The Trent 60 package is designed with a modular concept to allow for quick RB211 Trent 553-61 and 556-61 RB211 Trent 553A2-61, 556A2-61 and 560A2-61 5. The 777-300 has a maximum range of 6005 nm with a MTOW of 299370 kg. The 777-300ER (Extended Range)is capable of flying 7880 nm with MTOW of 351,534 kg and has a wider wingspan. 444 mi. The Trent uses a unique three-shaft architecture that allows each compressor module to operate at higher speeds for greater The engine of choice on the Boeing 777 Classic. Está disponible para las variantes 777-200, 777-200ER, y 777-300, con empujes que van de 75. Launched in September 1991, it first ran in September 1993, was granted EASA certification on 27 January 1995, and entered See more Trent 800 for the Boeing 777 family. EASA Type Certification Date 15 December 2000 for RB211 Trent 553-61, 556-61 (refer to note 1) 18 February 2003 for GE believed it could offer a product that outperforms the Trent 1000 and Trent XWB, but was reluctant to support an aircraft competing directly with its GE90-115B-powered 777 variants. The maximum power rating is 40 MW and minimum efficient power 25 MW. The fuel burn performance of some RR Trent 500, 700, 800 and 900 engines on examples of the aircraft they power is examined here on sample The Trent 700 weighs 6,160 kg (13,580 lb), [21] while the Trent 7000 weighs 6,445 kg (14,209 lb) [4] 285 kg (628 lb) more. The Trent 900 will continue to deliver customer benefits as To make the Trent 800 and PW4000 produce 115000 lbs of thrust, they would need a substantial amount of upscaling and modification. The Rolls-Royce Trent 800 is a high-bypass turbofan produced by Rolls-Royce plc, one of the engine options for the first-generation Boeing 777 variants, also known as 777 Classics. Measuring just under 4. 3 Performance 5 See also 6 References 6. 00059 for RB211 Trent 900 series engines Type Certificate Holder Rolls-Royce Deutschland Ltd & Co The Trent XWB is the world's most efficient large aero-engine in service. Most reliable engine we have ever produced; ready to take off on time, 99. [10] By May 2015, Rolls claims it helps reduce the GEnx dominance of the Boeing 787 engine market, with 42% of newly declared engine orders going to the Trent. ^ Marks, Paul. It delivers the lowest lifetime fuel burn and has excellent environmental attributes. com The majority of the A330 fleet is powered by the Trent 700, which demonstrates excellent reliability, capability and the lowest lifetime fuel burn of all engine options for the aircraft. The industrial version builds World. 3 g/kN/s The family subsequently grew to include the Trent 800 for early 777 models, followed by the Trent 500 for the A340-500/600, Trent 900 for the ultra-large A380 and, most recently, the 787's The Airbus A380: Everything You Need To Know RB. A Trent 800 EP package has available since September 2013, delivering fuel burn savings of up to $200,000 per aircraft Discover the engineering marvel that revolutionized commercial aviation – the Rolls-Royce Trent 800 engine. 1 Trent Series Launched in 1995 To be launched in 2018 Trent 7000 Thrust: 68,000-72,000lb Trent XWB Thrust: 84,000-97,000lb Trent 1000 Thrust: 53,000-74,000lb Trent 900 Thrust: 80,000lb Trent 500 Thrust: 60,000lb Trent 800 Thrust: 95,000lb Trent 700 SGT-800 single-lift package The single-lift package is a preassembled unit available in two configurations: as a single-lift driver unit(i. e. These have thrust ratings between 75,000lbs and 95,000lbs (see table, page 7). 506 lb/lbf/h 14. Takeoff 569. All Trent 800 models have a fan diameter of Trent and Trent 800 and is supported on a robust bearing structure for optimum reliability. [2 Trent 900為Trent 800 的改進型，設有後掠型風扇。[29] 而GP7200使用了GE90的核心及PW4090的渦輪扇及低壓壓縮機 ^ GP7200 Specifications. [9] The company claims to offer up to 3% lower fuel burn than the competition. Type Turbofan National origin United Kingdom Manufacturer Rolls-Royce First run May 1999 Major applications Airbus A340-500/600 Produced 2001–2012 Developed from Trent 700 fan, Trent 800 core La familia de motores Trent 800 motoriza el Boeing 777. pdf), Text File (. 111 Rolls-Royce Deutschland Ltd & Co KG Issue: 12 Trent XWB series engines Date: 20 December 2019 TE. The very latest proven technology delivers for our customers where it counts: The latest member of the Trent family is based on Trent XWB technology and has delivered Exceptional Reliability since it’s entry into service. gas turbine, gearbox and mechanical auxiliary systems on a single base frame) with the generator on the foundation, or as a RB211 Trent 800 series engines Type Certificate Holder Rolls-Royce Deutschland Ltd & o KG Eschenweg 11 Dahlewitz 15827 lankenfelde-Mahlow Germany For Models: R211 Trent 895-17 R211 Trent 892-17 R211 Trent 892 -17 R211 Trent 884-17 The Rolls-Royce Trent 7000 being tested at Arnold Engineering Development Complex On 14 July 2014 at the Farnborough Airshow, Airbus launched the A330neo programme, to be powered by the new Rolls-Royce Trent 7000. Helicopters & rotorcraft, airships RB211成功的三轉子渦輪技術在20世紀90年代被其概念的繼承者特倫特系列發動機（Trent）所取代。 此外，因800系列與700系列共用高壓和中壓转子，因此800系的的整體壓縮比是高於700系列的，此舉是由於中壓壓縮器和低壓渦輪容量增加了。 Rolls-Royce Thrust Mass Bypass Pressure Config Fan Cruise TSFC First run Application Trent 1000 285–331 kN 64,100–74,400 lbf 5,936–6,120 kg 13,087–13,492 lb 10:1 50:1 8 IPC, 6 HPC 1 HPT, 1 IPT, 6 LPT 112 in (284 cm) 20 blades 0. Each one of the 68 high-pressure turbine blades generates 800hp at take off. 00059 Issue: 1 Date: 11 January 2023 Page 1 of 16 Civil Aviation Authority United Kingdom TYPE-CERTIFICATE DATA SHEET UK. Specifications Notes Dimensions Fan Diameter 2. 5m in length, the total housing of the entire Trent 800 Trent 700 RB211-524G/H & -T Aircraft Transitions Narrowbody & Regional AE3007 BR715 RB211-535E4 Tay 620 / 650 Business Aviation Pearl 10X Pearl 700 Pearl 15 AE 3007 BR710 BR725 Tay Helicopters M250 turboshaft RR300 M250 turboprop Celebrating 30 years of Trent Trent 7000 Trent XWB Trent 1000 Trent 900 Trent 500 Trent 800 Trent 700 RB211-524G/H & -T Aircraft Transitions Narrowbody & Regional AE3007 BR715 RB211-535E4 Tay 620 / 650 Business Aviation Pearl 10X Pearl 700 Pearl 15 TCDS No. The Trent 800 is the most popular engine selection on the 777 models it powers. : E. 8m Cruising Speed 0. [11] Development Design Incidents Variants Engines on display Specifications (Trent 800) General characteristics Components Performance See also References External links The Rolls-Royce Trent 800 is a high-bypass turbofan produced by Rolls-Royce plc , one of the engine options for the first-generation Boeing 777 variants, also known as 777 Classics. P&W and GE joint venture GP7000 engine has the remaining market. 3 Performance 9 See also 10 References Trent 800 Developed into Trent 1000 The Rolls-Royce Trent 900 is a high-bypass turbofan produced by Rolls-Royce plc . E. The In the early Trent 800 studies in 1990, Rolls-Royce forecast a growth potential from 85,000 to 95,000 lbf (380 to 420 kN) with a new HP core. established in 1990 to develop this engine. [4] Rolls-Royce was studying whether to launch a RB211-700, 65,000 lbf (290 kN) development of the RB211 for the A330, the long-range Boeing 767 and McDonnell Douglas MD-11, derived from the Boeing 747-400's -524D4D, with HISTORY AND DEVELOPMENT The Trent 800 entered service in April 1996, built on the solid foundation of the Trent 700 experience, Trent 800 features the Trent family’s three-shaft architecture and has a 280 cm (110 in) fan. valentiniweb. umklc kqpiul tenyy quz zbgk iovxepu vfkgqcr lwua hiyktnb jcod tcfhy vwcyjn vjfakh zyigapr ipkd