Stirling technology company (stc) will build and demonstratea proprietary stirling engine pressure stabilized heater head (pshh) with an integrated heat pipe which offers long life, high reliability, improved performance and lower costsrelative to existing technologies. the u.s. patent office has… More

Stirling technology company (stc) will develop and test the technology demonstration model (tdm) model of a long life virtually vibrationless cryoflex stirling cryocooler for cooling sensors to the 65 to 80 k temperaturerange. flexural bearing and gas clearance seal technologiesprovide the potential… More

Phase i will develop and test a proof-of-principle demonstration model of a stirling cycle refrigerator or heatpump that uses no chlorofluorocarbons and that employs flexural support of both the compressor armature and the displacer. flexural supports are low cost alternatives to gas bearings that… More

Stirling technology company (stc) will develop and test the technology demonstration model (tdm) model of a high efficiency, long life, low vibration cryoflex double-expansion cryogenic pre-cooler to be used as a standard flight pre-cooler for reject heat removal from alternative very low… More

Stirling technology company (stc) will develop and test a long life, high efficiency, low vibration, high power density stirling cycle engine system to serve as a power source for a microclimate cooling backpack. the key objectives for the system are high efficiency, high power density of the… More

The objective of this research is to develop and test a proof-of-principle demonstration model of an electrically driven stirling cycle unitary heat pump/air conditioning system, representing a possible innovative alternative to the conventional vapor compression units currently employed in… More

A domestic refrigeration system based on the stirling cycle,using no ozone- depleting materials is being developed. theobjective is to develop a long life maintenance-free machine that provides cooling power and operating temperatures comparable to existing commercial domestic refrigerators. the… More

In this project, a vuilleumier heat pump demonstrator (vhpd)that uses no ozone-depleting materials and has a seasonal efficiency competitive with comparable chlorofluorocarbon (cfc) rankine heat pump technologies is being developed. vhpd will make use of the proven long-life technologies of an… More

This project will develop and test the prequalification model of a pulse-tube cryocooler using a dual-opposed compressor with flexural bearings. objectives for the cryoflex(tm) cryogenic cooler are high efficiency, low vibration, a 10- to 15-year lifespan, and a design that can qualify for space… More

Stirling technology company (stc) will develop and demonstrate a two-state free-piston stirling cycle cryocooler that is energy efficient, extremely reliable, produces negligible vibration and noise, requires minimal maintenance, and is of sufficient capacity to meet present and future magnetic… More

Stirling Power systems have the potential to provide enabling technology for solar system exploration space science missions because of their relatively high efficiency and low mass. There is a need for a 2 watt electrical output power source for Martian weather stations and other applications.… More

A new concept for high speed brushless motors and generators, called a flux-reversal machine (FRM), has been conceived and demonstrated as a proof-of-principle generator. The FRM offers many advantages relative to other machines in its class. These include simple and robust construction, no… More

50289-98-I Demonstration of Innovative Biomass-fueled Power Generator (BPG) for Rural Areas--Stirling Technology Company, 4208 West Clearwater Avenue, , Kennewick, WA 99336-2626; (509) 735-4700 Mr. Raymond M. Erbeznik, Principal Investigator Mr. Jeffery A. Lubeck, Business Official DOE Grant No.… More

Stirling Technology Company proposes to perform a feasibility study of aMicro-Cogeneration System based on a proven free-piston Stirling engine toprovide quiet, efficient and reliable electricity and thermal energy foradvanced military field kitchens thatuse Centralized Thermal Fluid… More

"Stirling Technology Company (STC) proposes to conceptually design a multi-stage cryocooler, capable of lifting up to 2 watts at 35 K with additional heat loads at higher temperatures and rejecting to an 300 K environment, that meets Air Force criteria forrobustness and compact size. The compressor… More

Recent advances in Army field feeding equipment offer improved kitchen efficiency and personnel usability. Inherently loud, noxious, complex, and over-sized diesel generators are still required to provide small amounts of electric power. The Army isseeking quieter, more efficient approaches… More

Stirling Technology Company (STC) proposes to integrate an existing Multi-Cylinder Free-Piston Stirling Engine (MPFPSE) with innovative compact linear alternators. Future manned and unmanned scientific and exploration missions will require substantially more electric power from nuclear, solar, and… More

The U.S. military, in transitioning to a more mobile and networked Future Force, has increasing needs for small, quiet, lightweight, reliable power systems to supply energy for a variety of mission needs in the silent watch category. Currently employed Tactical Quiet Generator (TQG) sets mounted on… More

Advancements in military communications technology will enable better information gathering and decision making but require reliable, robust, quiet, and highly portable electrical power that can be provided by a Free-Piston Stirling Engine generator system. Stirling Technology Company's (STC)… More

Advancements in military communications technology will enable better information gathering and decision making, but they require reliable, robust, quiet, and highly portable electrical power. The Free-Piston Stirling Engine generator system that is the subject of this proposal has excellent… More

The U.S. military, in transitioning to a more mobile and networked Future Force, has increasing needs for small, quiet, lightweight, reliable power systems to supply energy for a variety of mission needs while minimizing logistical impact. Increased need for clean, portable, efficient power… More

Infinia Corporation proposes a demonstration of an operable lightweight Stirling Convertor Assembly (SCA) coupled to a JP-8 burner, which delivers both 2.5 kWe at 28VDC and 8.5 kWt of usable heat. The SCA and burner form the heart of the Stirling Tactical Cogeneration System (STaCS) conceptualized… More

Stirling Technology Company (STC) has developed several Free-Piston Stirling Engine (FPSE) generators with outputs ranging from 10 W to 3 kW. These engines are very quiet, adaptable to virtually any fuel, and can run continuously. However, existing units are relatively heavy. STC proposes to… More

High Temperature Superconductor (HTS) technologies, currently under development by DOE and its partners, offer high efficiency power generation and transmission. Cryocoolers, a critical enabler for HTS products, are underdeveloped for this application, being too small, unreliable, costly, and… More

The proposed Phase I effort by Infinia Corporation will produce a practical design concept for an innovative multi-cylinder, free-piston Stirling engine (MCFPSE) integrated into a combined heat and power system (CHPS) that will produce at least 9 kW of net electrical power after all auxiliaries, and… More

Most unmanned undersea vehicles (UUVs) have been traditionally powered by batteries. However, the longer missions and sustained higher-power operations described in the U.S. Navy's UUV Master Plan require increased energy density and specific energy on the order of 150 Wh/lb for large vehicles.… More

The Natick soldier center has identified the need for maintaining soldier drinking water at a palatable temperature of less than 60 degrees F. Individual pallets of bottled water must be kept cool near feeding and resting areas, but the cooling must be provided independent of an electrical grid.… More

High Temperature Superconductor (HTS) devices ¿ which offer the promise of providing more efficient power transmission, generation, and use ¿ are emerging from the laboratory, and industry experts expect dramatic growth for the foreseeable future. While substantial investments have been made to… More

The overall Phase II objective is to demonstrate functionality and performance of a 3-kW Stirling engine integrated with Thermal Energy Storage (TES) that is fueled by JP-10. The laboratory configuration energy module will be representative of such a system for application to unmanned undersea… More

The wide range of combined heat and power system (CHPS) needs identified by Natick for Army field kitchen applications includes the containerized kitchen (CK), mobile kitchen trailer (MKT) and battlefield kitchen (BK). Much of Phase I was directed toward the CK application needs, but several factors… More

The intent of Phase II is to fabricate an integrated Stirling Individual Pallet Chiller (SIPC) operational prototype to provide chilled bottled water at remote military deployments. The SIPC prototype will be tested to characterize the operational envelope of the cooler and then integrated with a… More

Cryocoolers currently in use for High Temperature Superconducting Degaussing (HTSDG) systems onboard Navy ships (Gifford McMahon based) meet the basic performance requirement of 200 W of heat lift at 50oK. However they are inefficient (7.5 kW input power) and prone to frequent maintenance (10,000… More

The cost of logistical fuels, including transportation and distribution, is significant. According to the Defense Energy Support Center, nearly $3B was spent on fuel in 2007. The increasing use of electronics is driving a growing need for shelter air conditioning, which in turn is another demand for… More

Advances in superconducting technology over the past few years have resulted in High Temperature Superconductor (HTS) systems onboard Navy ships. HTS based systems can lower costs dramatically by lowering system weight and power consumption. These HTS systems, however, require efficient,… More

Infinia Corporation proposes

Infinia Corporation proposes

The cost of logistics fuels, including transportation and distribution, is significant not only in terms of dollars but also increased risk exposure for soldiers. Concentrated solar thermal (CST) systems are an attractive renewable energy solution due to their high net average efficiencies of… More