Mohawk Innovative Technology, Inc. (MiTi) has designed a unique shock tolerant magnetic bearing system design that is compact, durable and uses a control strategy that optimizes the total bearing system performance. The shock tolerant bearing being proposed for this effort builds upon the Navy… More

Mohawk Innovative Technology, Inc. (MiTi) has conceived a unique hybrid foil/magnetic bearing design that is compact, light weight and uses a control strategy that optimizes the total bearing system performance. The hybrid bearing being proposed for this effort builds upon the air Force IHPTET and… More

Active magnetic bearings make potentially revolutionary engine designs possible. However, their ability to sustain and continue to operate through transient vibration events or loss of magnetic bearing capability must be addressed. This program will develop the analysis tool needed to… More

Active magnetic bearings (AMBs) make potentially reveolutionary Auxiliary and Integrated power Units (APU/IPU) designs possible. However, their ability to sustain and operate through transient events, while remaining both small and lightweight is restricted. Since APU/IPU size, weight and… More

Active magnetic bearings (AMBs) appear practical for momentum wheel energy storage (MWES) rotors. However, AMB eddy current losses reduce the MWES efficiency and the accumulated heat can only be dissipated through ineffective thermal radiation which can cause rotor thermal problems. While… More

Active magnetic bearings (AMBs) make potentially reveolutionary Auxiliary and Integrated power Units (APU/IPU) designs possible. However, their ability to sustain and operate through transient events, while remaining both small and lightweight is restricted. Since APU/IPU size, weight and… More

The cost effective application of compliant foil bearings (CFBS) to high-speed, high-temperature vehicle propulsion systems requires an improved understanding of the factors affecting their dynamic characteristics and accurate predictions of the coefficients to be used in rotordynamic analysis of… More

Active Magnetic Bearings (AMBs), with their ability to electronically manipulate rotor system dynamics, add damping as required and operate at high temperatures without lubricants, provide an attractive alternative to conventional oil lubricated bearing systems. Offsetting the many advantages of the… More

DESCRIPTION (provided by applicant): The overall objective of the proposed Competing Continuation is to develop and incorporate into the MiTiHeart LVAD those elements necessary to meet the requirements for FDA IDE application. In support of this goal and based on initial FDA communications, it… More

Not Available Leadership in every aspect of Information Technology (IT) has been a key element of U.S. economic dominance. At the brink of the 21st century, applications in medicine, communication, military and even artificial intelligence are awaiting the era of giga-hertz technology. In order… More

Extending the life, increasing reliability and reducing maintenance costs of existing Military Vehicle Propulsion Systems as well as developing higher performing systems technologies is essential. The objective of this Phase I effort is to establish the preliminary design and feasibility of… More

Not Available This Phase I SBIR project combines the processing capabilities of a resin permeable fiber reinforced foam (FRF) core and a unique vacuum assisted resin transfer molding (VARTM) process. The proposed VARTM system does not use a distribution medium and therefore eliminates the labor and… More

The Army's need for high specific output power, durable and maintenance free turbomachinery such as small gas turbine engines for helicopters, Uninhabited Air and Air Combat Vehicles (UAV/UCAV), missiles, drones, and Integrated and Auxiliary Power Units(IPU/APU) dictates that light weight,… More

Compliant surface non-contacting foil seals (CSFS) with the ability to operate under large rotor excursions, high temperatures and pressure differentials without loss of performance have the potential to make significant improvements in gas turbine engine performance, operability and reliability.… More

Compliant surface non-contacting foil seals (CSFS) with the ability to operate under large rotor excursions, high temperatures and pressure differentials without loss of performance have the potential to make significant improvements in gas turbine engine performance, operability and reliability.… More

MiTi proposes to demonstrate the feasibility of developing a high performance oil-free bearings suitable for application to commercial, general aviation and military gas turbine engines. These novel journal bearings are based on compliant foil bearings and magnetic bearings. Key elements of the… More

Under this STTR Phase I, MiTi? proposes the development of low cost, low coefficient of friction, long life high temperature coatings capable of operating at temperatures up to 1500oF. The coatings are intended for use with compliant foil bearings and foil seals and are innovative because they may… More

"One of the weapons systems currently in development for the F-22 Air Superiority Fighter and the F-35 Joint Strike Fighter (JSF), is the Powered Low Cost Autonomous Attack System(P-LOCAAS). This small, smart munition, will be carried internally in weaponbays to maintain A/C low observability, and… More

"Steam technology dating back to the 19th century has been shown to be effective in both propulsion and power generating systems, but was of low efficiency. As newer materials are being developed, higher performing, smaller systems or even novel machinesthat break current molds such as microscale… More

MiTi proposes to demonstrate the feasibility of developing a highly reliable and efficient oil-free LOX transfer pump suitable for application to space based cryogenic fluids, handling and storage systems. This novel pump is based on MiTi?s patented hybrid passive and active magnetic bearing and… More

"The Air Force seeks innovative concepts to improve the fidelity, performance, refurbishment cycle, storability and endurance of aerial targets. Because of limited fuel capacity of the target vehicle, increased efficiency of the engine becomes critical toflight endurance.Mohawk Innovative… More

Based upon the successful Phase I design, fabrication and test effort, a Phase II program to replace the hot section ball bearing of a 30 lb thrust class miniature munition turbojet engine is planned. During Phase I high-speed, high temperature, transientshock, various attitude and long endurance… More

Under this proposed effort, MiTi will develop a high temperature and pressure steam tribometer for use in determining friction and wear characteristics of materials being considered for application to advanced steam engine generators. This tribometer willbe developed based upon criteria and… More

The Army's need to identify suitable high performance gas turbine engine oil-free thrust bearings is to be met in this program through a thorough evaluation of at least five different classes for oil-free thrust bearing concepts. Detailed parametricevaluations of each component design will be… More

DESCRIPTION (provided by applicant): The overall aim of this research is to develop a micro-amperometric, minimally invasive, self-compensating, biosensor to continuously monitor blood lactate levels of patients during off pump coronary bypase surgery, and in CCU, ICU, emergency rooms, or post… More

DESCRIPTION (provided by applicant): The overall aim of this research is to develop a micro-amperometric, minimally invasive, self-compensating, biosensor to continuously monitor blood glucose levels of diabetic patients, with specific attention to monitoring hypoglycemia. One of the primary… More

Under this Phase II effort MiTi will continue development of its high load capacity oil-free thrust bearing technology through both experiment and analysis. Phase I results showed that in the areas of load capacity per pound of bearing weight and power loss, that the compliant foil bearing has by… More

The U.S. Air Force desires high mach air-breathing vehicles in support of "prompt global strike"-the ability to hit any target on Earth in the shortest possible time and without relying on forward bases. In support of this goal The Air Force Research Laboratory, Propulsion Directorate is conducting… More

DESCRIPTION (provided by applicant): The overall objective of the proposed SBIR effort is to design, manufacture, and evaluate a small non-thrombogenic rotary LVAD employing a novel biocompatible and non-wetting coating, MiTi's hybrid active.passive magnetic levitation system and a redundant… More

DESCRIPTION (provided by applicant): The overall objective of the proposed Competing Continuation is to develop and incorporate into the MiTiHeart LVAD those elements necessary to meet the requirements for FDA IDE application. In support of this goal and based on initial FDA communications, it… More

The U.S. Air Force desires high mach air-breathing ramjet/scramjet class vehicles in support of "prompt global strike". The high temperatures experienced by the propulsion system demand that advanced, low-thermal conductivity thermal barrier coatings (TBCs) be used to protect ramjet components from… More

78952S Cost effective compression technology has been identified by DOE as one of the critical elements needed for effective pipeline delivery of hydrogen gas for both vehicular transportation and distributed electricity generation with fuel cells. Current hydrogen compression technology is… More

The objective of this effort is to develop and demonstrate innovative oil-free methods of connecting future turboshaft/turboprop aircraft engines with their driven loads. To achieve these objectives, MiTi proposes a staged approach towards developing a lubricant-free coupling for foil or magnetic… More

Recent developments indicate that foil bearing and seal technology has great application and development potential for use in high mach turbine engines. MiTir therefore proposes to conduct and engine system performance analysis of novel VAATE engine configurations to demonstrate that when properly… More

The specific innovation proposed by MiTir in response to the US Army topic is a high performance compliant foil radial seal for advanced turboshaft/turboprop engines to replace labyrinth seals and/or brush seals. A non-contacting compliant dynamic seal overcomes the performance and life limitations… More

Fuel cell air handling systems require clean and contaminant-free inlet air, which dictates that oil-free, motorized, compressor/expander systems should be used. Although there is no sliding contact in the steady state operation of the foil bearing, occasional contact between the foil and journal… More

The DOE is developing delivery technologies that will enable the introduction and long-term viability of hydrogen as an energy carrier for transportation and stationary power. To be successful, approaches must address hydrogen¿s relatively low volumetric energy density and its difficulties with… More

High temperature foil bearings and seals have been found to be feasible and capable of enhancing the operability and performance of hi-mach missile engines. Under this Phase II effort, detailed design, manufacturing and testing of high temperature foil bearings and seals suitable for a Williams… More

The challenges facing seals for large diameter rotor systems is the requirement to accommodate centrifugal and axial growth of 0.150 inches or more due to loads on the rotating engine components; accommodate surface speeds in excess of 1200 ft/sec; and be capable of operating reliably at… More

To successful develop the hydrogen economy, the significant cost, energy inefficiencies, and difficulties in transportation and storage must be overcome. For example, current hydrogen compression technology is not reliable and can contaminate hydrogen, both of which result in high costs. This… More

DESCRIPTION (provided by applicant): The overall objective of the proposed SBIR Program is to develop a novel physiologic control system for use with the rotary centrifugal MiTiHeart LVAD that employs a magnetically suspended impeller with a hybrid active/ passive magnetic bearing support system… More

DESCRIPTION (provided by applicant): The overall objective of the proposed SBIR program is to design, manufacture, and evaluate a high-speed, low-damage, machining center for fabrication of Dental restorations in the Dental office or laboratory. This new m ethod for fabrication of Dental… More

This Small Business Technology Transfer (STTR) Phase I project is directed towards the design, development, and evaluation of a unique ultra-high-speed precision micro-milling machine with a micro-spindle/motor assembly along with in situ metrology sensors. The proposed micro-milling machine is an… More

Advanced military weapon system platforms place a premium on subsystem weight, space and reliability, while demanding increased power density for ever increasing electrical loads ranging from avionics to advanced high energy weapons. In each of these systems the efficiency of the starter/generator… More

During Phase I testing, flow factors less than 0.02 for the candidate non-contacting compliant surface axial face seal were measured demonstrating the feasibility of this technology for advanced turbine engines. Under Phase II, the concept design will be enhanced to reduce flow factor to less than… More

In support of the hydrogen economy, the DOE seeks to develop delivery technologies for hydrogen as an energy carrier for transportation and stationary power. However, the 2003 DOE Strategic Initiatives for Hydrogen Delivery Workshop determined that existing hydrogen compressor designs cannot meet… More

DESCRIPTION (provided by applicant): The overall objective of the proposed SBIR program is to design, manufacture, and evaluate a high-speed, low-damage, machining center for fabrication of dental restorations in the dental office or laboratory. This new method for fabrication of dental… More

DESCRIPTION (provided by applicant): Heart failure is the number one cause of death in the United States and presents an increasing public burden of morbidity and mortality even as the mortality from coronary artery disease and hypertension is decreasing. While an estimated 40,000 congestive heart… More

The overall objective of the Phase I and Phase II proposed effort is to develop the crucial oil-free, high-speed power generation system technologies that will make a suite of small modular engines for power and propulsion having thermal efficiency greater than 25% and power density greater than 1… More

The overall objective of the Phase I and Phase II proposed effort is to design, test and demonstrate the ability of a 500 kW test bed prototype energy storage module to withstand a shipboard environment. Under Phase I, tradeoff design studies will be completed to size the system and assess the… More

The objective of this program is to develop a robust foil bearing system suitable for application to the Liberty Works high mach engines for RATTLRS and BLACKSWIFT. An integral objective is to identify and verify a foil bearing coating system that can demonstrate stable operation at 50 lbs load and… More

The overall objective of the Phase II proposed effort is to develop the crucial oil-free, high-speed power generation system technologies that will make a suite of small modular engines for power and propulsion having thermal efficiency greater than 25% and specific power>1 HP/lb. The overall… More

This Small Business Innovation Research (SBIR) Phase I project aims to develop an ultrahigh speed, precision, micro-milling spindle. The trends in industrial and military products that demand miniaturization, design flexibility, reduced energy consumption and high accuracy continue to accelerate --… More

Under Phase I, MiTi will first review existing Navy data and materials to more thoroughly define the potential Air Cycle Machine foil bearing failure modes including different potential contaminants and overload conditions. This data will be used to prepare preliminary designs of MiTi's novel… More

ABSTRACT: Under Phase I MiTi selected the foil bearing/coating system for application to advanced gas turbine engines and prepared the preliminary Phase II engine simulator design to demonstrate the robustness of the bearing and coating system. The objective of Phase II is to continue development… More

The overall objective of the Phase I and Phase II proposed effort is to design, test and demonstrate the ability of a 500 kW test bed prototype energy storage module to withstand a shipboard environment. The Phase I tradeoff design studies sized and identified a shock tolerant flywheel energy… More

Based on the successful analytical and experimental Phase I effort, the MiTi Phase II effort will establish the detailed design of a high damping, high load capacity and robust debris tolerant compliant foil bearing technology for application to high speed rotating machinery including air cycle… More

This Small Business Innovation Research (SBIR) Phase II project is directed towards the development of an ultrahigh speed micro-spindle for micro-machining. The proposed spindle for micro-milling and micro-grinding at speeds near 500,000 rpm will be implemented with existing commercial… More

ABSTRACT: The overall objective and scope of this proposed effort includes determining bearing requirements for a high performance 1000 lbf thrust class gas turbine engine; a review of materials suitable for extreme environment bearings; preliminary trade studies to assess thrust bearing design;… More