The edhp, usp 4,593,534 is an electrochemically driven heat pump. the edhp is a spin-off of space fuel cell technology. specifically, supplying power to the edhp pumps a unique working fluid through a refrigeration system. the edhp's electrochemical compressor replaces the mechanical compressor in a… More

To facilitate improved design of high efficiency heating and cooling equipment, an innovative research program to investigate the electrochemically driven heat pump (edhp) concept is proposed. the edhp concept (u. s. patent 4,593,534) replaces the mechanical compressor of an air conditioning or… More

Over the past decade there has been a continuing effort by doe/metc (morgantown energy technology center) and its contractors to define an appropriate high temperature regenerable desulfurizing agent. successful sorbents should provide efficient desulfurization and regeneration kinetics, a reduction… More

The objective of this project is to develop improved anode electrocatalysts for coal gas based phosphoric acid fuel cells (pafcs). because of the presence of carbon monoxide (co) and hydrogen sulfide (h2s) in coal-derived gases, the reversibility of hydrogen oxidation on platinum in phosphoric acid… More

Because of the high cost of transportation and high sulfur ash content, solid coal is suitable for use only in specially equipped power generation facilities. thus, whilecoal accounts for 90% of all proven north american energy reserves, the united states continues to import an increasing proportion… More

The electrochemical vapor-compression cycle (evcc) is an innovative application proposed to meet the special thermal management of military spacecraft. this concept replaces the mechanical compressor of a refrigeration system with a highly efficient electrochemical compressor that is compact, light… More

The objective of this program is to develop an innovative, effective, and economic process for high temperature, high pressure gas clean-up and thus promote the cost-effective utilization of domestic coal reserves. this objective will be achieved by the development of a novel carbon molecular… More

An innovative approach is proposed to dramatically improve the hydrogen/bromine battery as a rechargeable power supply. the present fuel cell-electrolyzer system uses 48 percent hbr with nafion as a solid polymer electrolyte membrane. the intrinsic characteristics of this nafion based system are:… More

The objective of this program will be to use the advanced preparation techniques of aerogel catalysts to prepare different multicomponent catalytic systems for partial oxidation of methane. the major advantages of this preparation procedure is that metallic components can be combined in any… More

Due to the high cost of transportation and high sulfur ash content, solid coal is suitable for use only in specially equipped power generation facilities. direct coal liquefaction is an attractive technology followed by the doebut currently uses expensive molybdenum catalyst. iron is relatively… More

Although increased utilization of american coal reserves remains a priority for doe, the sulfur content of coal gasesis incompatible with many intended uses, such as integrated gasification combined-cycle (igcc) systems, fuel cell powerplants, and as a feedstock in the chemical process industry; in… More

The objective of the proposed program is to develop a battery that can meet the specific requirements for strategic and tactical onboard power for misile applications. these requirements include a shelf life of upto 25 years, operation from -54 to +74 deg c, attaining full power in less than one… More

The objective of this phase i project is to study the feasibility of a catalytic oxidation of contaminant level volatile organic hydrocarbons using novel aerogel catalysts.the advantages of using the proposed catalytic combustion process is that it can operate at a lower temperature than the… More

Existing processes for combined removal of sox/nox from combustion gases have not been proven to be particularly effective in meeting current emission standards. selective catalytic reductions for nox removal are available, and are effective in reaching current emission standards, but they are… More

The increased utilization of sulfur-containing natural gas (sour gas) combined with stringent sulfur dioxide requirements demands an efficient sulfur recovery process. the most developed desulfurization technology employs bulky liquid absorption processing followed by regeneration and sulfur… More

Proton exchange membrane (pem) based fuel cells are the power system of choice for many applications including electric vehicles, but they require complex water recirculation and humidification systems for effective operation. three anion exchange membranes identified in preliminary experiments… More

The design of the current nbc cannister is incompatible with mission related requirements. a low-profile/high-efficiency filter, such as a thin porous film of chemically sorptive material, could ideally function as both the nbc filter and protective hood without interfering with other equipment. the… More

The high energy density, high rate capability system proposed to provide pulse-power for electric weapons employs veryhigh surface area electrodes and a solid electrolyte with high conductivity and a high decomposition potential. the system will be primarily evaluated as a capacitor, but with minor… More

Gasification of western coal results in the gas leaving the gasifier at a moderate temperature (300 degrees to 500 degrees centigrade). current state-of-the-art sorbent-based processes, developed for coal gas temperatures of 600 degrees to 750 degrees centigrade, are not suitable for desulfurization… More

A unique means of charging is proposed which willutilize non-burdnesome sources of energy such as waste heat from existing heating/cooking devices and logistic fuels which are generally available to the individual marine. they will be reliable, compact, lightweight, durable, inexpensive, and capable… More

High energy density supercapacitors may excel in providing pulsed and sustained space power. To develop a solid state galvanic supercapacitor, ElectroChem will prepare very high surface area electrode materials and a fluoropolymer membrance modified for high lithium ion conductivity. Cells will be… More

One of the challenges facing the commercialization of proton exchange membrane (pem) fuel cell technology involves the reduction of cost, specifically that of the electrocatalyst. the search continues for non-noble metal catalysts which are lower in cost and exhibit equivalent or better… More

Proton exchange membrane fuel cells have gained much importance for providing electric power for vehicles and other portable powerplants due to their demonstrated excellent power density and fuel economies. They are particularly suited for man-portable powerplants because of their potential for… More

This Phase I SBIR program will investigate and develop a new process for depositing catalysts on fuel cell membrane and electrode assemblies (MEAs). The proposed process for producing reliable MEAs is conducive to high volume manufacturing using fabrication tools familiar to industry. In addition to… More

The primary power systems for Space Shuttles and future space vehicles are based on fuel cells. Due to inherent fundamental performance, safety and reliability, NASA is interested in replacing the present alkaline fuel cell system with PEM systems. However, the conventional use by PEM systems of O2… More

ElectroChem proposes a Phase II program to advance its very successful SBIR Phase I PEM fuel cell (PEMFC) program. In Phase I, the unique integrated-flow-field design (IFF) has been shown to provide highly superior passive water management that results in a H2/O2 PEMFC that is gravity independent,… More

ElectroChem proposes technology advances in its unique PEM IFF water electrolyzer design to meet the NASA requirement for an electrolyzer that will operate very efficiently both at low current densities and at high pressures. This SBIR effort will develop technical solutions to the draw-back of… More

ElectroChem proposes a Phase II program to advance its very successful SBIR Phase I technology effort to the point of minimum hydrogen loss through the electrolyzer membrane, while the high proton conductivity necessary for high efficiency water electrolysis is maintained. In Phase I, ElectroChem… More

The widespread use of hydrogen for automobiles will require cost effective and energy efficient hydrogen production and delivery technologies. Previous research has focused on central hydrogen fueling. However, the drawback of this scenario is that large investments would be required to provide an… More

Too much water, resulting in flooding, or too little water, resulting in electrolyte dryout, have both had negative impact upon fuel cell performance. ElectroChem proposes an SBIR research project to develop a Conductive Water Removal Membrane (CWRM) for PEM fuel cells operating at higher current… More

ElectroChem proposes a Phase II program to advance its Phase I effort, to develop a conductive water removal membrane to enable passive, high current density PEMFC operation. Very good progress was demonstrated by the two approaches investigated: 1) Construct a carbon-based composite, higher… More

ElectroChem proposes to develop oxidation resistant, electrically conductive, hydrophilic coatings in PEM fuel cells and in PEM electrolyzers. The use of hydrophilic coatings can improve the transport of the water within the cells resulting in higher electrochemical performance. However, the… More

Polymer electrolyte membrane water electrolysis units are currently designed to require active water flow and phase separation, or are based on a passive vapor transport mechanism that inherently limits performance due to mass-transport limitations. ElectroChem has developed and successfully… More

This small Business Innovation Research Phase² project proposes the research of advanced Bio-cathode Microbial Fuel Cell (BcMFC). Microbial Fuel Cell (MFC) generates power from renewable energy sources. However, the performance of MFC is mainly limited by cathode. ElectroChem has isolated a novel… More