This Small Business Innovation Research (SBIR) Phase I project seeks to develop commercially viable methods for the fabrication of high aspect ratio micro- and nano-structures for microfluidic applications using contact nano-printing. X-ray lithography will be used to produce molding tools to emboss… More

The goal of this project is to build an extremely efficient, light weight, low cost metal cross flow heat exchanger. The heat exchanger will be fabricated using a derivative of the LIGA manufacturing process that has been developed at Louisiana StateUniversity over the last five years. It is… More

"This proposal considers the potential of direct casting of micro channel cryocooler regenerators. Currently, cryocoolers use regenereators made of packed spheres, which decrease the efficiency of the regenerator and, of course, the cryocooler itself.This is an important issue when considering… More

Cross-flow micro heat exchangers and regenerators of the type specified in this proposal offer great savings in applications where both heat transfer/unit volume or heat transfer/unit mass are important. While prototype micro cross-flow heat exchangers have been built from polymers and metals, the… More

"It is proposed to develop micro-jet cooling arrays (MJCA) to obtain high heat flux density cooling for microwave amplifiers. MJCA has advantages over existing technologies both in terms of the thermal load that it can remove and in terms of maintainingthe junction temperature at acceptable… More

"Turbine blade tip failure is one of the most critical issues facing future development of gas turbine engines. This proposal describes an inexpensive method to deposit a highly effective micro heat exchanger made from a MCrAlY alloy on the tip of ablade. The combination of the very efffectively… More

The goal of this proposal is to fabricate highly efficient regenerators using LIGA-based micromachining techniques. Specifically, sheets having a thickness of around 1.0 millimeter will be fabricated from lead or another material with high heat capacityat cryogenic temperatures. Each sheet will… More

This is a proposal for developing a novel boiling system to remove heat fluxes of up to 1kW/cm2, using an array of impinging micro-jets. The use of an array of micro-jets with diameters in the range of 200-500 microns, allows for removal of large heatfluxes at coolant flow rates, which can be up to… More

The overall goal of this project is to develop a heat removal technology to handle heat flux densities as high as 1 kW/cm2 for wide band gap SiC/GaN microwave power amplifers, which will be utilized in X- band phased array radar antennas. The technologydeveloped in Phase I is based on a large array… More

The overall goal of this project is to develop a heat removal technology to handle heat flux densities as high as 1 kW/cm2 for wide band gap SiC/GaN microwave power amplifers, which will be utilized in X- band phased array radar antennas. The technologydeveloped in Phase I is based on a large array… More

The goal of this program is to develop manufacturing technologies/methods that will allow for the fabrication of advanced regenerators made from erbium-based, intermetallic compounds for application in space-based cryocoolers. These regenerators, when used as a replacement for Pb-powder… More

A conterflow heat exchanger operating between 6 and 70 K will be fabricated to transfer approximately 70 W between counterflowing streams of helium with an effectiveness exceeding 99.6%. The pressures of the two helium streams will be 1.4 and 1.0 atmospheres. Design specifications for the heat… More

Mezzo Technologies is currently developing an extremely compact, sturdy cross flow heat exchanger that is particularly effective in a variety of applications. The goal of this project is to optimize current panel design and configuration technology for use on the F-35/JSF aircraft, and examine the… More

International Mezzo Technologies, Inc. is currently developing an extremely compact, sturdy cross flow heat exchanger that is particularly effective in gas-liquid, or gas-two phase heat transfer applications such as air-water, oil-air, or air-refrigerant heat exchangers. The goal for this proposed… More

It is proposed to develop compact and lightweight ceramic heat exchangers and chemical reactors suitable for high temperature processes. These devices will have micro-scale geometric features that would result in very high heat and mass transfer rates per unit volume and per unit frontal area. The… More

The goal of this project is to demonstrate a recuperator with extremely high effectiveness for use in a reverse turbo-Brayton (RTB) cryocooler. The recuperator will offer substantial system weight reduction, volume reduction, and performance increases for a cryocooler that can be used for Block 12… More

The objective of this Phase II program is to develop and demonstrate a high performance heat exchanger technology for military ground vehicles such as the up-armored HMMWV. Mezzo will build a heat exchanger that is more compact, provides improved heat transfer performance, and meets the demands of… More

The objective for this program is to increase the technical readiness level (TRL) of a Return Fuel Air Cooled (RFAC) heat exchanger (HX) based on Mezzo Technologies' proprietary microchannel technology to TRL 6 and an Oil/Fuel HX to a TRL 5. Mezzo will team with Lockheed Martin on this program. The… More

The objective of the program is to develop and demonstrate a new lightweight, low-pressure drop, low cost, high heat transfer heat exchanger material for military vehicles. Mezzo Technologies of Baton Rouge, Louisiana designs and manufactures heat exchangers whose design is fundamentally different… More

The Expeditionary Fighting Vehicle (EFV) currently is extremely noisy. The goal of the proposal is to reduce noise produced by the cooling system for the engine, which consists of fans,heat exchangers, and ducting to the outside. Mezzo is developing mirco tube heat exchangers that provide a much… More

Mezzo Technologies designs and fabricates micro channel heat exchangers that offer high performance in non phase change applications (gas-gas, liquid-liquid, and gas-liqid). The potential exists or Mezzo's heat exchangers to also provide excellent performance in applications involving phase change… More

A system to provide either continuous 15 kW cooling at -15 C or 100 kW cooling at 20 C is described that is very simple in terms of using only light weight micro channel heat exchangers, two constant speeed pumps (one of which is working at any moment) and some control valves. The system does not… More

High efficiency engines that reject waste heat to the atmosphere are needed for high altitude (85,000-100,000 ft), low speed aircraft that are envisioned for DoD applications. Often, a heat exchanger is required to reject the waste heat. The challenges of heat rejection are associated with the fact… More

The goal of this proposal will be to demonstrate the viability of a micro tube heat exchanger in an HVAC application on board a Navy vessel. Specifically, a product design sequence will be completed, resulting in R-134a economizer that will provide volume and weight savings over existing… More

Mezzo fabricates high performance micro tube heat exchangers. In this proposal, extremely light weight versions of these heat exchangers made from polymers will be examined for use on high altitude unmanned air vehicles (UAVs). The anticipated weight of these heat exchangers is expected to be… More

The objective of this program is to develop techniques to reduce engine cooling system noise levels of the Expeditionary Fighting Vehicle (EFV). Mezzo's approach is to redesign the engine cooling heat exchangers (LTC, HTC, fuel cooler, and condenser) using Mezzo's heat exchanger technology to reduce… More

Mezzo fabricates high performance micro tube heat exchangers. In the Phase I program, Mezzo explored substituting the stainless steel micro tubes that typically have been used with polymer micro tubes. Polymer micro tube heat exchangers have significant potential advantages over currently used metal… More

Mezzo Technologies fabricates high performance micro channel radiators, condensers, evaporators and Phase Change Material (PCM) heat exchangers. The attributes of Mezzo's products include high heat transfer/volume, heat transfer/weight, heat transfer/air side pressure drop, and unique geometry… More

Mezzo fabricates micro tube heat exchangers for a variety of applications, including aerospace, automotive racing, Department of Defense ground vehicles, economizers for ships, condensers, evaporators, liquid-liquid, liquid-air, recuperators, etc. Mezzo's expertise is designing, modeling and… More

A next generation of Fan Coil Units (FCU) is proposed which utilize an intermediate temperature water supply at 68 F to meet HVAC heating and cooling loads on ships. These new next generation FCU will require active cooling (vapor compression cycles). Mezzo Technologies fabricates high performance… More