RB211-Gzero

RB211-Gzero

RB211-Gzero

Product catalog summary
Overview: The RB211-Gzero is a power upgrade for the Rolls-Royce RB211 gas turbine, delivering a 10% increase in power output. This upgrade is designed for existing RB211-C and RB211-G gas generators, enhancing their performance and efficiency with minimal downtime during installation.
Specifications: The RB211-Gzero upgrade increases power output to 43,000 SHP (32MW) and improves efficiency to 37.7%. It features a compressor ratio of 23.4, exhaust gas flow of 102 kg/s, and an exhaust gas temperature of 477°C.
Technical Enhancements: Key improvements include the introduction of titanium stage zero and stage one discs with elliptical leading edge blades for better efficiency. The upgrade also incorporates advanced vane technology from the Rolls-Royce Trent aero family, increasing the number of variable-geometry stages from one to three.
Installation and Maintenance: The RB211-Gzero is designed for easy installation with minimal modifications to existing packages. It is a modular system, allowing for quick replacement of gas generator modules. The upgrade can be performed during routine overhauls at Rolls-Royce approved service centers.
Benefits: The upgrade offers significant power and efficiency improvements, making it suitable for various applications, including offshore and remote operations. It provides a cost-effective solution with reduced downtime and enhanced operator profitability.
Support and Services: Rolls-Royce offers a comprehensive suite of services, including quality replacement parts, expert maintenance, TotalCare® service agreements, and remote monitoring to ensure optimal performance throughout the equipment's lifecycle.
Conclusion: The RB211-Gzero upgrade is a strategic enhancement for operators seeking to maximize the performance and reliability of their RB211 gas turbines, with a focus on ease of installation and maintenance.
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Catalog excerpts

RB211-Gzero-2

Optimised power and performance Upgrade delivers 10 per cent more power For global oil & gas mechanical drive and power generation Track record of performance enhancements applications, Rolls-Royce RB211 gas turbine systems have Rolls-Royce has a proven track-record of applying systematic earned a market leading reputation as the most reliable product enhancement and upgrade improvements to increase and efficient in their class. Available from 37,465 to 45,316 power output and enhance the efficiency and emissions horsepower at ISO conditions, more than 700 units have performance of equipment...

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RB211-Gzero-3

Cost effective solution minimises downtime RB211-Gzero is a power enhancement programme particularly For existing RB211-C engines, the conversion, easily made during relevant to operators of the 440-plus worldwide installed fleet the overhaul cycle in one of the Rolls-Royce approved repair of RB211-C and -G gas generators with RT-56 or RT-62 power and overhaul bases worldwide, combines the existing -C to -G turbines. turbine refit with the RB211-Gzero compressor upgrade to create The programme offers operators an upgraded version of the RB211-G gas generator which, when harnessed to a power turbine,...

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RB211-Gzero-4

Technical benefits The RB211-Gzero upgrade focusses on two of the five RB211 modules: air intake and intermediate pressure compressor. The remaining three modules remain unchanged and are taken from the donor engine during retrofit. Module 1, the air intake casing, has been redesigned and shortened to ensure identical engine interface length is maintained, compensating for the increased length of module 2, the intermediate pressure compressor. A redesigned elliptically-profiled nose bullet The new RB211-Gzero stage zero and stage one discs are in titanium extends further forward in the air stream...

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RB211-Gzero-5

Flexible, modular package for ease of maintenance Engineered as a modular package, the RB211-Gzero is The modular design allows the RB211-Gzero gas generator modules factory tested and ready for rapid, low-risk installation and to be removed and replaced, individually with new or leased commissioning. The RB211-Gzero design incorporates most modules at a service centre, while the originals are being repaired or engine accessory systems integral to the package, simplifying overhauled. installation. Standard package modifications Hot match power turbine nozzle Additional ducted high pressure bleed...

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RB211-Gzero-6

RB211 operators worldwide Worldwide support optimises gain from Gzero conversion performance in the field RB211 operators can gain significant benefits from the RB211-Gzero conversion, which delivers 10 per cent more power at ISO conditions, compared with the RB211-G62. Current RB211-C and -G operators worldwide can take advantage of these far-reaching gains, including RB211 s that: ■ Provide'island'generation (particularly offshore) ■ Power mechanical drive installations ■ Provide grid power generation An integrated suite of routine repair, service and maintenance processes is available to ensure...

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RB211-Gzero-7

Technical description Heat rate Compressor ratio Power turbine 10 percent increase from RB211-G Up to 31 percent increase from package configuration Pkl to Phil conversion required Existing start system Gas generator Upgrade to Gzero standard at overhaul base Power turbine 1st stage PT vane Thrust bearing Package* New bleed ducting Cyclonic separator Gas generator mounting bolt Fuel controls system Change operating limits * site survey will be required to determine additional package scope of work Complementary upgrades Electric start upgrade (ES3014) Nominal performance uninstalled, gas fuel,...

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RB211-Gzero-8

Regional Sales Offices North & Central America South America Av. Almirante Barroso 52,9th Floor, Europe, Russia & Africa The Iceni Centre, Warwick Technology Park Warwick CV34 6DA, United Kingdom Middle East & Central Asia Rolls-Royce Energy c/o Nama Development Enterprises Fotouh Al Khair Centre Asia, Far East & Australasia 6 Seletar Aerospace Rise The information in this docunnent is the property of Rolls-Royce pic and nnay not be copied or connnnunicated to a third party, or used for any purpose other than that for which it is supplied, without the express written consent of Rolls-Royce pic....

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.