Hydrocarbon Turboexpanders. Nikkiso Expander Application Technology (NEAT) designs and produces a complete range of superior quality, hydrocarbon turboexpander products ensuring customer satisfaction. View Product Information Brochure. Factory-New Machines. Our team of engineers and technicians have years of experience in hydrocarbon
READ MOREA turbo-expander, also referred to as an expansion turbine, is a centrifugal or axial flow turbine in which a high pressure gas expands to produce useful work, generally to drive equipment or machinery. The device often provides an attractive option for recovering energy when the pressure of a gas stream needs reducing — and
READ MOREIn a Gas Processing Plant, the purpose of the Turboexpander is to efficiently perform two (2) distinctly different, but complimentary, functions in a single
READ MOREA turboexpander is a rotating machine with an expansion turbine that converts the energy contained in a gas into mechanical work, much like a steam or gas turbine.
READ MOREAn expansion turbine or turboexpander is a device that uses an expansion process to produce work from the pressure energy of gas or steam. Turboexpanders are used across wide range of operating temperatures and are most likely to be found in large gas flow applications. Expansion Turbines produce work by expanding the pressurized fluid.
READ MORETurbo Expander is the most effective and efficient way to reduce the pressure of a fluid. The use of this equipment has been started in the 60s in oil and gas plants. The turbo expander takes energy from the fluid flow, produces power, reduces the pressure and lowers the temperature of the fluid. The obtained power can be used to rotate the
READ MOREAs the leader in turboexpander equipment manufacturing, Atlas Copco Gas and Process has provided our customers with the most trusted, proven and reliable machines in the industry. From standardized units with shorter delivery times, to fully customized expanders for the most demanding applications, we can provide the equipment that perfectly
READ MORETurboexpanders. As one of the only OEMs both manufacturing and operating turbomachinery, Rotoflow brings a unique expertise to the design, manufacture, and repair of turboexpanders and expander spare parts used in hydrocarbon, LNG, petrochemical and industrial gas applications around the world. We are ISO 9001 certified and have the
READ MOREWhere are turboexpanders used? More than 5,000 turboexpander units are in operation across the globe in a variety of applications. The equipment is standard in the natural gas industry for liquification and dewpoint control, and it is also commonly employed in the petrochemical industry for ethylene plants, air separation and refrigeration. 1 In all of
READ MOREThe optimum design for a turbo expander is the one in which the maximum electricity is produced while consuming minimum quantity of gas for heaters. Therefore, selecting a turbo expander is case
READ MOREThe laws of physics determine the optimum value for Specific Speed, and so the only variable remaining for the expander OEM is N, the design speed of the expander. For highest efficiency, N is selected so that the design point value for specific speed should be between 60 and 90. The second parameter is known as the "tip speed to spouting
READ MORETurbo-expander Sizing. Factors required for proper sizing of a turbo-expander: 1- Inlet Pressure. 2- Inlet Temperature. 3- Flow rate. 4- Gas Composition. 5- Outlet Temperature or Pressure.
READ MOREOverview. Our turboexpander-generator designs respond to specific industry needs for increased capacity, reduced costs, and maximized reliability in a wide range of fullstream and low carbon applications. Our fleet ranges from 0.3 to 20 MW with a proven record of performing at extreme temperature and pressure conditions, delivering the highest
READ MORETurboexpanders. As one of the only OEMs both manufacturing and operating turbomachinery, Rotoflow brings a unique expertise to the design, manufacture, and repair of turboexpanders and expander spare parts
READ MOREFigure 1: Natural Gas Process Including Turboexpander and Expander Bypass Valve. The turboexpander replaces the Joule-Thompson expansion valve used in a conventional refrigeration system. The expansion valve is isenthalpic (constant Enthalpy, no work or heat transfer) while the turboexpander takes work out of the system making it isentropic.
READ MORETurbo-expander processing is the better method for efficiency of liquids recovery in this comparison of choke and expander processing of a typical natural gas stream. The advantages of low-temperature, low-pressure separation of gas liquids are presented, along with a definition of situations in which only a combination of low
READ MOREOverview. Our turboexpander-generator designs respond to specific industry needs for increased capacity, reduced costs, and maximized reliability in a wide range of fullstream and low carbon applications. Our fleet ranges
READ MORETurbo-expanders. In the turbo-expander operation, a high-pressure fluid is directed from the evaporator outlet to the turbine inlet, where the high static pressure of the fluid is converted into high-flow velocity when it passes through nozzles. The high-velocity fluid then transfers its momentum to an array of moving blades, while passing
READ MOREA turboexpander, also referred to as a turbo-expander or an expansion turbine, is a centrifugal or axial-flow turbine, through which a high-pressure gas is
READ MORETurboexpanders are employed at the end of the nitric acid production process in order to recover the high temperatures from catalytic reactor''s hot tail gases. They allow this energy to be reused, most commonly as power for air compression at the beginning of the process. Air. Ammonia. Reducing agent.
READ MOREturbo expanders should be significant to justify the use of turboexpanders over other methods. Turboexpander technology has advanced to the level that makes this feasible. Figure 3 shows a hydrogen liquefaction cycle [5]. Turboexpander Design The thermal efficiency of the turbo expander is an essential performance parameter in the
READ MOREFor radial turbo-expanders, our portfolio includes integrated and sealed solutions for pressure let-down up to 300 kW coupled with high-speed generators and multistage turboexpanders up to 17 MW for energy recovery. (FCC) unit. An expander acts very much like the power turbine in an aeroderivative gas turbine. Flue gas energy is extracted
READ MORETurbo-expander wheels are matched to specific customer applications in order to provide the best performance and maximum efficiency. They are machined from forged solid material blank. Cryostar expansion turbine wheels are milled out of Aluminum alloy, Titanium or stainless steel to minimize
READ MOREOur expander design is simple and provides even and efficient air inlet and outlet. Furthermore, innovative insulation is employed at the expander casing and various other locations within the machine, achieving optimal results. We were, after all, the first expander manufacturer that successfully employed dry-gas seals in cryogenic applications.
READ MOREFor the latter two, turboexpanders afford the opportunity to utilize energy that would otherwise not be available with a J-T valve. An expander-compressor can be used as a pressure booster to meet a
READ MOREan expander''s main purpose is to increase the efficiency of a gas expansion process. FIG. 1 provides a schematic of a typical turbo-expander operating in a gas liquification process. 1 Where are turboexpanders used?More than 5,000 turboex-pander units are in operation across the globe in a variety of ap-plications.
READ MOREExpander section of the Turboexpander. The gas flows through the Expander Variable Inlet Nozzles (Guide Vanes) and then through the Wheel, exhausting at a lower pressure and at a substantially colder temperature. Gas flows from the Expander to the Demethanizer, where condensate is removed. It should be noted that the Expander
READ MOREA turboexpander, also referred to as a turbo expander, expansion turbine or simply expander, is a centrifugal or axial flow turbine through which a high pressure gas is expanded to produce work that is typically used to drive a compressor cause work is extracted from the expanding high pressure gas, the expansion is isentropic and the low
READ MOREEfficient turbo expanders solutions for natural gas networks. Turboden offers advanced gas expander solutions to significantly enhance the energy efficiency of natural gas transportation and distribution networks. These innovative turbo expanders produce clean electricity by recovering and converting the energy released during the pressure reduction
READ MORETurboexpander. A turboexpander, also referred to as a turbo expander, expansion turbine or simply expander, is a centrifugal or axial flow turbine through which a high pressure gas is expanded to produce work that is typically used to drive a compressor. Because work is extracted from the expanding high pressure gas, the expansion is
READ MOREexpander can be too high for a reasonable compressor design. In this case, the OEM must resort to a reduction in speed to satisfy the overall goal of providing a machine that can operate reliably, with a good balance of expander and compressor performance. The performance of the expansion turbine stage of a turboex-
READ MOREA turboexpander, also referred to as a turbo expander, expansion turbine or simply expander, is a centrifugal or axial flow turbine through which a high pressure gas is
READ MOREA turboexpander, also referred to as a turbo-expander or an expansion turbine, is a centrifugal or axial-flow turbine, through which a high-pressure gas is expanded to
READ MORETurboexpanders brochure. Download the document PDF (54.88 MB) With extensive experience, the core technology of Air Liquide Engineering & Construction Turbo has been well proven for over 50 years. During that time, with an installed base of well over a thousand turboexpanders, our technology has steadily grown and improved to become
READ MORETurbo-expander is used to make cold energy. It is very important to works effective and steady. The main factors affecting its efficiency are as the speed of rotor; 2 the opening of nozzle; 3 the flow of air; 4 expansion ratio. The air states of import and export of turbo-expander were parameters for the control system.
READ MOREFundamentals of turboexpander. design and operation. T. AVETIAN and L. RODRIGUEZ, L.A. Turbine, Los Angeles, California. A turboexpander is a rotating machine with an expansion tur¬. bine that converts the energy contained in a gas into mechanical. work, much like a steam or gas turbine. A steam or gas turbine s.
READ MOREA turboexpander is a high-speed centrifugal rotating equipment item that chills an expanding gas and converts the gas''s pressure energy into mechanical work. The turboexpander can also drive a brake compressor or an electric generator. Turboexpanders are used in NGL Plants to liquefy all the ethane from the sales gas and recover most of
READ MOREre than 5,000 turboexpanders are in operation worldwide.Like a steam or gas turbine, a turbo-expander is a rotating machine with an expansion turbine that converts the en-ergy contained in a gas into mechanical work.1 The work
READ MOREA turbo expander works by harnessing the pressure and heat of pressurized gas to spin a shaft. Parts and Function. A basic turbo expander has two parts: an outer housing contains the gas, and a turbine-like expander wheel "catches" the gas as it passes by. The gas exerts pressure on the expander wheel, causing it to turn.
READ MOREThe turbo-expander process for treating gas streams for high liquid recovery was developed in the early 1960s. These plants replace the chiller or J-T valve with an expansion
READ MOREMost turbo expander designs use vaneless diffusers for their wider stable range and lower chance of exciting wheel resonance compared to vaned diffusers. 4- The Shaft and Sealing System
READ MOREA turboexpander is designed to extract energy from a process gas. High-pressure gas enters the expander case, passes through the expander nozzles where it is
READ MOREAn expander-compressor, also referred to as a turboexpander-compressor or simply a turboexpander, refers to a machine with a common shaft, with a centrifugal
READ MOREThe expander selection and the optimization of its performance are fundamental in low-temperature heat recovery systems. The parameters that must be considered are high efficiency isentropic, pressure ratio, power, lubrication requirements, complexity, rotation speed, dynamic balancing, reliability, and cost. 2 TURBO-EXPANDER DESIGN—THE
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