RE-1000 free-piston Stirling engine hydraulic output system description

Cover of: RE-1000 free-piston Stirling engine hydraulic output system description |

Published by National Aeronautics and Space Administration, For sale by the National Technical Information Service in [Washington, DC], [Springfield, Va .

Written in English

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  • Stirling engines -- Research.

Edition Notes

Book details

StatementJeffrey G. Schreiber and Steven M. Geng.
SeriesNASA technical memorandum -- 100185.
ContributionsGeng, Steven M., United States. National Aeronautics and Space Administration.
The Physical Object
Pagination1 v.
ID Numbers
Open LibraryOL15294645M

Download RE-1000 free-piston Stirling engine hydraulic output system description

An illustration of an open book. Books. An illustration of two cells of a film strip. Video. An illustration of an audio speaker. Audio. An illustration of a " floppy disk. RE free-piston Stirling engine update Item Preview remove-circle Share or Embed This Item. @article{osti_, title = {RE free-piston Stirling engine sensitivity test results.

Final report}, author = {Schreiber, J G and Geng, S M and Lorenz, G V}, abstractNote = {The NASA Lewis Research Center has been testing a 1 kW ( hp) free-piston Stirling engine at the NASA Lewis test facilities.

The tests performed over the past several years have been on a single cylinder machine. A free piston Stirling engine was tested. The tests performed over the past several years on the single cylinder engine were designed to investigate the dynamics of a free piston Stirling engine.

The data are intended to be used primarily for computer code validation. The tests designed to investigate the sensitivity of the engine performance to variations in working space pressure, heater and Cited by: 2. Free Piston Stirling Engines Free Piston Stirling Engines by Graham Walker.

Download in PDF, EPUB, and Mobi Format for read it on your Kindle device, PC, phones or tablets. It includes both rotary and reciprocating systems utilizing mechanisms of varying complexity.

It covers machines capable of operating as a prime mover or power system. and S. Geng [16]presented a description of an RE free piston Stirling en-gine hydraulic output system carrying the work performed in house to characterize it.

The data from the tests was intended to provide a database for the validation of Stirling cycle simulations. Raguram, A. and K. Lingeswaran [17] presented a design of a File Size: 1MB. The RE was originally build with a dashpot load system which did not convert the output of the engine into useful power, but was merely used as a load for the engine to work against during.

Free-Piston Stirling Engines (FPSEs) have recently attracted attention as a promising energy conversion technology because of their desirable characteristics such as high efficiency, high reliability, and easy and quiet operation. FPSE are truly a closed cycle system that works using variations in the internal pressure to drive the power piston that is connected to the reciprocating magnets in.

RE free-piston Stirling engine hydraulic output system description [microform] / Jeffrey G. Schreib Overview of NASA supported Stirling thermodynamic loss research [microform] / Roy C. Tew and Steven M. Geng; Calibration and comparison of the NASA Lewis free-piston Stirling engine model predictions with RE Infinia free-piston Stirling engines RE free-piston Stirling engine hydraulic output system description.

work performed in-house was related to characterization of the RE engine. The Chiron free piston engine is an integrated combination of an internal combustion engine and a hydraulic pump. The combustion piston is directly coupled to a hydraulic plunger. The piston is free to move within the limitations of the cylinders.

Re free-piston Stirling engine hydraulic output system description, Intersociety Energy Conversion Engineering Conference, ACS, San. RE free-piston Stirling engine hydraulic output system description The NASA Lewis Research Center was involved in free-piston Stirling engine research since Most of the work performed in-house was related to characterization of the RE engine.

Free Piston Stirling Engines The story of a novel remote power solution I can’t increase the voltage to maintain the same current output. I then have to install means the working fluid is permanently contained within the thermodynamic system.

This also categorizes the engine device as an external heat engine. "Regenerative" refers to the. Schreiber, J. and RE-1000 free-piston Stirling engine hydraulic output system description book. Geng [16] presented a description of an RE free piston Stirling engine hydraulic output system carrying the work performed in house to characterize it.

The data from the tests was intended to provide a database for the validation of Stirling cycle simulations. The virtual crankshaft has been developed and implemented on a hydraulic free piston engine donated by Ford Motor Co.

(see photo and schematic). The engine has an opposed-cylinder and opposed-piston configuration, which has the potential to significantly increase the ICE and pump efficiency while increasing system modularity. COVID Resources. Reliable information about the coronavirus (COVID) is available from the World Health Organization (current situation, international travel).Numerous and frequently-updated resource results are available from this ’s WebJunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus.

Abstract: In order to satisfy the requirement of power system for deep-space exploration, key issues for designing free piston Stirling engine were analyzed. With the thermodynamic and kinetic coupling designing ideas, we designed a set of free piston Stirling engine whose output power is W at operating pressures 8bar, hot space temperatures K, and cold space temperatures K, operated.

Free-Piston Stirling Engine Technology Qnergy's Free-Piston Stirling Engine (FPSE) generator can transform virtually any heat source into electricity. Once heat is applied to the FPSE the heat exchangers maintain a temperature differential across the engine causing the helium to shuttle back-and-forth inside the engine, expanding and contracting.

A Stirling engine is a heat engine that is operated by the cyclic compression and expansion of air or other gas (the working fluid) at different temperatures, resulting in a net conversion of heat energy to mechanical work. More specifically, the Stirling engine is a closed-cycle regenerative heat engine with a permanent gaseous working fluid.

Closed-cycle, in this context, means a. Stirling Engine Construction and Operation p. 25 Student Manual p. 33 type of Stirling engine such as input and output power because based on their heat supply, they will be it is widely known the general condition of the inner-city public education system is.

(NASA Technical Memorandum RE- Free-Piston Stirling Engine Hydraulic Output System Description). A computer model was created for crash testing rail equipment, this allows the company to recommend ways to improve railroad crash safety through improved designs.

To aid prospective engine designers with the modelling and analysis of such engines, this paper presents the numerical simulation, manufacture and experimental validation of a free-piston Stirling engine electric generator.

The paper firstly presents a W electrical free-piston Stirling engine developed at Stellenbosch University. engine through a check valve during the compression stroke.

The primary research in this area has focused on tuning the oscillating frequency of the water columns and designing the engines for operation in rugged environments. Further Stirling engine concepts 4,5 and Stirling heat pump concepts 6,7 can be found in patents.

The cooling system is a combination of an electrically driven free-piston Stirling engine5 which provides the cooling and a thermosiphon6 which transports the energy from the interior of the freezer to the Stirling engine – Figure 3.

The Stirling cooling engine uses environmentally benign helium as the working fluid. The engine is hermetically. The Stirling engine (or Stirling's air engine as it was known at the time) was invented and patented by Robert Stirling in [10] It followed earlier attempts at making an air engine but was probably the first put to practical use when, inan engine built by Stirling was employed pumping water in a quarry.

[11] The main subject of Stirling's original patent was a heat exchanger. Free Piston Stirling Engines Graham Walker Ph.

D., J. Senft Ph.D. (auth.) DEFINITION AND NOMENCLATURE A Stirling engine is a mechanical device which operates on a closed regenerative thermodynamic cycle with cyclic compression and expansion of the working fluid at. Here is my new unique video about a 1kW free piston Stirling engine generator from a Rinnai micro CHP system.

The Hungarian Stirling Community disassembled a whole unit. Big thanks to Péter Hizsák, who bought the engine and share with us!!. The first generation of hardware in the Large Free-Piston Stirling Engine ( kW per cylinder) program, shown above, was the Space Power Demonstrator Engine (SPDE).

The SPDE was a free-piston Stirling engine coupled to a linear alternator. It was a double cylinder, opposed-piston convertor designed to produce 25 kWe at 25% overall efficiency. Multi-Cylinder Free Piston Stirling Engine Animation • Double acting, free piston design • No displacer, connectingNo displacer, connecting rods, cams, etc.

• Thermodynamic cycle. Free-piston Stirling engine conceptual design and technologies for space power, phase 1 As part of the SP program, a phase 1 effort to design a free-piston Stirling engine (FPSE) for a space dynamic power conversion system was completed.

SP is a combined DOD/DOE/NASA program to develop nuclear power for space. Energy from waste heat recovery is receiving considerable attention due to the demand for power systems that are less polluting. This has led to the investigation of external combustion engines such as the free-piston Stirling engine (FPSE) due to its ability to generate power from any source of heat and, especially, waste heat.

However, there are still some limitations in the modelling. ISBN: OCLC Number: Language Note: English. Description: 1 online resource: Contents: List of Contents --Introduction --Definition and Nomenclature --History --Practical Stirling Engines --Mechanical Arrangements --Reciprocator Drives: Kinematic or Free-Piston --Advantages of Free-Piston Stirling Engines.

Stirling Engine Free Piston Stirling Engine Model Kit is made of brass and aluminum alloy, and the heat dissipation performance is good. The free piston stirling engine has a high collection value and can be used as a high-end quartz heating tube can be.

nasa lewis sensitivity test data re free piston stirling engine testrec 08/08/84 fluid helium. Alternative drives for automobiles 1 / images 8 and 9 were represented is the following drive configurations object of current development projects: • of heat engine (piston engine, gas turbine, occasionally Stirling -motor) with.

Find many great new & used options and get the best deals for Free-Piston Stirling Engine Conceptual Design and Technologies for Space Power, Phase 1 by National Aeronautics and Space Adm Nasa (, Trade Paperback) at the best online prices at eBay.

Free shipping for many products. Free-Piston Stirling Engines - A Progress Report The concentric piston-displacer type of free-piston Stirling engine is being developed at Ohio University for use as a gas-fired air conditioner, a long-life isotope powered electric generator, a solar-electric energy converter, a solar water pump, and a simple classroom demonstrator.

Free piston Stirling engines by Walker, G.,Springer-Verlag edition, in English. Automotive-derived engines offer cost advantages by providing a mature and developed engine technology base with downrating and parts commonality options for specific applications.

Two engine sizes (30 and kW), two Stirling engine configurations (kinematic and free-piston), and two output systems (crankshaft and hydraulic pump) were studied. a Stirling engine to function as an electric generator. Stirling engines operate on a regenerative thermodynamic cycle where the working fluid is enclosed within the engine.

Fluid flow is modulated by changing volumes within the engine. The two pistons of the engine are exposed to a hot source and cold source, respectively.

A conceptual design of a free piston solar Stirling engine-linear alternator which can be designed and developed to meet the requirements of a near-term solar test bed engine with minimum risks was developed. The conceptual design was calculated to have an overall system efficiency of 38% and provide 15kW electric output.

a free-piston Stirling engine model of the ASC and can be used with a MATLAB GUI for analysis and planning of space power systems. E. Limitations. The Sage model and MATLAB phasor analysis assumes the Stirling engine and linear alternator operation is purely sinusoidal.

Sage is .A production Stirling-hydraulic locomotive should be cost competitive with a diesel-electric unit of similar power output (Hp to Hp), while its fuel costs would be lower. Further research will need to be undertaken in order to develop an optimal hydraulic Stirling cycle engine.A free-piston Stirling engine having a double acting, gas spring system for applying bi-directional, resilient spring forces to the displacer piston rod and also a free-piston Stirling engine having a displacer and power piston which are mechanically resonant at the operating frequency of the engine.

The springing system is a gas containing compartment which is formed in communication with the.

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