LM2500 Fixture, Hinge – Upper Compressor Case is a specialized tool set designed to safely raise and hinge open the upper compressor case of the LM2500 gas turbine engine. This fixture is essential during major maintenance, inspection, or overhaul activities where access to the engine’s internal compressor components is required.

The fixture allows maintenance teams to lift and securely hold the heavy upper compressor case in a hinged, open position. This provides stable and safe access to the compressor rotor and other internal parts, ensuring technicians can carry out detailed inspections or repairs without risking damage to sensitive components.

Made from strong, durable materials, the fixture set is built to support the heavy upper compressor case while keeping everything properly aligned. Its reliable locking and hinge system holds the case securely in place, helping protect the gas turbine.

Compatible with both OEM and MRO procedures, this fixture supports efficient, repeatable maintenance practices and helps reduce overall engine downtime. Whether used in the field or in a dedicated maintenance facility, the LM2500 Hinge Fixture is a critical tool for safe and effective servicing of the LM2500 engine’s compressor section.

The Blowoff Valve is a 3-inch sleeve-style gas blowoff valve designed for use in aero-derivative industrial gas turbines. Its primary function is to isolate gas fuel during turbine shutdowns or emergency events, helping prevent overspeed conditions and damage caused by uncontrolled combustion.

This valve features a solenoid-pilot actuation system and operates with either 24 VDC or 95–140 VDC electrical input. It is designed with a 3-inch outlet flange and built entirely from stainless steel materials to ensure durability and compliance with NACE standards for sour gas environments.

Performance characteristics include a 110 millisecond full-stroke opening time and 1 second full-stroke closing time, meeting the rapid response requirements necessary for turbine protection. The valve is capable of withstanding heat soak temperatures up to 400°F, allowing it to function reliably in high-temperature turbine enclosures.

For safety in hazardous environments, the blowoff valve is certified to CE-ATEX Group IIA, Category 3, Zone 2, T3, supporting its use in oil and gas facilities with potentially explosive atmospheres.

This valve is often used in redundant pairs to provide dual isolation capability, increasing system reliability. Its application is critical to turbine safety systems, ensuring that fuel flow can be quickly and reliably shut off when required.

The LM2500+G4 SAC 50Hz Simple Cycle is a fourth-generation aeroderivative gas turbine of the LM2500. Designed for industrial power applications, including those in the oil and gas sector, it delivers more output and greater thermal efficiency while retaining the ease of maintenance and high reliability the LM2500 series is known for.

In a simple cycle configuration, the gas turbine generates power directly by expanding hot gases through the turbine stages, without recovering heat for additional power generation. This design is favored for its simplicity, lower capital cost, faster start-up, and suitability for mobile or remote applications.

The LM2500+G4 improves upon its predecessor by increasing airflow and turbine cooling capacity, allowing for higher operating temperatures. These changes result in up to 40% thermal efficiency in simple cycle mode—an impressive figure for this class of turbine. This translates to improved fuel usage and reduced operational costs over time.

The engine features a Single Annular Combustor (SAC), which supports stable combustion with low emissions of nitrogen oxides (NOx) and carbon monoxide (CO). The combustor is also designed for durability and long life, with easily replaceable fuel nozzles and a thermal barrier coating for resistance to high temperatures and corrosion.

Its two-spool design means the engine has no cold start limitations, making it well-suited for harsh or variable environments. The power turbine and gas generator can be separated, allowing for easier in-module repairs and less downtime.

Overall, the LM2500+G4 SAC 50Hz Simple Cycle offers a balance of power, efficiency, and maintainability, making it an attractive solution for power generation and mechanical drive needs in industrial, onshore, and offshore oil and gas operations.

The 2″ Gas Metering Valve is designed to precisely control the flow of gas fuel in aero-derivative gas turbines, including the LM2500. By adjusting fuel delivery based on operating conditions, it maintains the optimal fuel-to-air ratio essential for safe, efficient, and reliable turbine operation.

Fuel metering valves act as the throttle control for gas turbines. Since turbines generate power by burning fuel mixed with compressed air, accurate regulation of this mixture directly impacts power output, efficiency, and emissions such as nitrogen oxides (NOx) and carbon monoxide (CO).

This valve delivers exceptional accuracy within ±1% of the flow point, ensuring consistent fuel delivery and optimal combustion. It is built to perform reliably in demanding environments and meets safety standards including ATEX, PED, and UL, certifying it for use in hazardous and extreme conditions.

The fuel metering valve is a two-inch right-angle style valve commonly used on aero-derivative turbines. It integrates easily into existing systems without requiring hydraulic or electrical changes. With millions of hours of proven field performance, it offers dependable, precise fuel control that enhances turbine efficiency and reduces fuel consumption.

The LM2500 Gas Turbine is a high-efficiency power unit designed for use in industrial, marine, and utility applications. It’s commonly used for grid support, combined heat and power, and in mobile or remote power installations.

The turbine uses a single-rotor gas generator that can be connected to a power turbine. Inside, it includes a 16-stage compressor, an annular combustor, and a two-stage high-pressure turbine—to deliver strong performance in demanding environments.

Built for flexibility, the LM2500 is well-suited for operations that require frequent start-and-stop cycles. It can ramp up from a cold shutdown to full power in under five minutes, making it a reliable option for fast, on-demand power delivery.

Adding to its versatility, the LM2500 supports a wide range of fuels—including natural gas, diesel, aviation fuel, naphtha, LPG, ethane, ethanol, biodiesel, and more. This fuel flexibility makes it easy to integrate into different operating environments.

Its proven adaptability and performance have made the LM2500 the most widely used gas turbine in the 25–37 megawatt range.

In addition to high efficiency and reliability, the LM2500 delivers low emissions—even in challenging environments or when water availability is limited. With control system redundancy and several configuration options, it offers a customizable solution for dependable, efficient power generation.

The LM2500+ gas turbine delivers increased power and improved efficiency by building on the proven LM2500 platform. Designed to meet the demanding needs of industrial and offshore operations, it offers a compact, reliable solution for power generation and mechanical drive applications.

The LM2500+ enhances the original LM2500 design by adding a 17-stage high-pressure axial compressor. This additional compressor stage increases airflow and raises the engine’s pressure ratio, resulting in roughly 20% more power output. The turbine uses a ring combustion chamber with advanced dry low emissions (DLE) technology, producing very low levels of NOx and CO emissions to meet strict environmental standards.

A key feature of the LM2500+ is its low-speed turbine section, which is specifically designed for offshore platforms and other space-restricted environments. This turbine’s compact size and modular design allow for easy maintenance, with split compressor casing and in-place blade replacement that reduce downtime and operational complexity. The turbine is factory-tested and pre-wired for straightforward installation, supporting both 50 Hz and 60 Hz power generation without the need for additional equipment like reducers.

Operators benefit from the LM2500+’s enhanced power and fuel efficiency, which help reduce operational costs and improve performance in applications such as combined heat and power systems, industrial power generation, underground gas storage, and gas pipelines. Its modular, space-saving design fits well in offshore installations where size and weight are critical factors.

the LM2500+ ensures continuous performance and maximizes uptime, making it a trusted solution for critical power needs across various industrial and offshore applications.

The LM2500+ DLE in a 1x1 combined cycle configuration—one gas turbine, one heat recovery steam generator (HRSG), and one steam turbine—delivers significantly higher efficiency, exceeding 50% in combined cycle mode.

Designed for high thermal efficiency, fast start capability, and reduced emissions, the LM2500 family is widely used across onshore and offshore environments, including industrial plants, pipeline stations, CHP systems, and utility-scale power production.

The DLE combustion system enables the LM2500+ to maintain low NOx and CO emissions without the need for water or steam injection—simplifying operations and reducing water-related maintenance.

Key features include:

• Triple annular combustor design for even temperature distribution and lower emissions across the power range
• Electrically actuated DLE fuel valves replacing traditional electro-hydraulic SAC valves for better control
• 75 pre-mixers in 30 external modules, creating a consistent lean fuel/air mixture
• NOx emissions ≤15–25 ppm and CO emissions ≤25 ppm (on natural gas, full load)

With fast ramp-up—achieving base load from cold start in under five minutes—the LM2500 is an ideal choice for fast-start and cycling applications. This performance makes it well suited to dynamic grid environments and industrial use cases requiring quick responsiveness.