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Company Information:

Company Name: Dynaflow, Inc.
City: Jessup
State: MD
Zip+4: 20794-9381
Woman-Owned: No
Minority-Owned: No
HUBZone-Owned: No
Phone: (301) 604-3688

Award Totals:

Program/Phase Award Amount ($) Number of Awards
SBIR Phase I $2,932,975.00 37
SBIR Phase II $8,876,630.00 17
STTR Phase I $70,000.00 1
STTR Phase II $600,000.00 1

Award List:

PROPELLER TIP CAVITATION SUPPRESSION USING SELECTIVE INTERMITTENT POLYMER INJECTIONS

Award Year / Program / Phase: 1990 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Georges L Chahine
Award Amount: $50,000.00
Abstract:
With recent advances in acoustic detection techniques, quieting of ship propellers is essential. we propose here to delay tip vortex cavitation by injection of long chain drag reducing polymers in the tip vortex core and thus reducing the tip vortex induced cavitation noise. for this to be… More

TURBINE ENGINE COMPONENT DETERIORATION MODEL

Award Year / Program / Phase: 1990 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: A N Lakshminarasimha
Award Amount: $50,000.00
Abstract:
The existing gasturbine performance deterioration simulation methods are either too simple or too sophisticated to be of general use. gas turbine deterioration models based on stage characteristics, and stage stacking methods are proposed to alleviate this drawback. the stage characteristics will be… More

LIGHTER COMPACT RESPIRATORS FOR TOXIC VAPOR PROTECTION

Award Year / Program / Phase: 1992 / SBIR / Phase I
Agency: HHS
Principal Investigator: Clinton E Brown
Award Amount: $50,000.00

LIGHTER COMPACT RESPIRATORS FOR TOXIC VAPOR PROTECTION

Award Year / Program / Phase: 1992 / SBIR / Phase I
Agency: HHS
Principal Investigator: Clinton E. Brown
Award Amount: $50,000.00

LIGHTER COMPACT RESPIRATORS FOR TOXIC VAPOR PROTECTION

Award Year / Program / Phase: 1993 / SBIR / Phase II
Agency: HHS
Principal Investigator: Clinton E Brown
Award Amount: $225,323.00
Abstract:
The long-term object of the research is to provide respirators of substantially reduced weight and size for use against toxic vapors in industrial work places. we will show the feasibility of using non-reacting polymeric absorbent materials in an oscillatory flow system that allows capture and… More

ENHANCED PARTICLE REMOVAL FROM LIQUIDS

Award Year / Program / Phase: 1993 / SBIR / Phase I
Agency: NSF
Principal Investigator: Kenneth M Kalumuck
Award Amount: $50,000.00
Abstract:
Innovative cencepts to greatly increase the efficiency and economy of particle removal from liquid effluent and process streams are being investigated. the development and understanding of efficient particle removal techniques is of critical importance to a broad spectrum of manufacturing and… More

An Interactive Microcomputer Program for Studying the Effects of

Award Year / Program / Phase: 1993 / SBIR / Phase I
Agency: HHS
Principal Investigator: Clinton E. Brown
Award Amount: $50,000.00
Abstract:
PRINCIPAL INVESTIGATOR: Bostrom, Alan AWARDEE ORGANIZATION: Crunch Software Corp. 7677 Oakport Street, Suite 470 Oakland, CA 94621 TELEPHONE NUMBER: (510) 562-9900 AWARDEE NUMBER: 200-93-0608 The objective of this project is to create a microcomputer program to be used by anyone planning or studying… More

Development of State-Specific Price Elasticity Estimates for Cigarette

Award Year / Program / Phase: 1993 / SBIR / Phase I
Agency: HHS
Principal Investigator: Clinton E. Brown
Award Amount: $50,000.00
Abstract:
PRINCIPAL INVESTIGATOR: Sung, Hai-Yen AWARDEE ORGANIZATION: HYS Consultants 532 Cornell Ave. Albany, CA 94706 TELEPHONE NUMBER: (510) 524-0298 AWARDEE NUMBER: 200-93-0664 Evidence has shown that increasing cigarette tax is a powerful tool to discourage cigarette consumption and to reduce the… More

Pseudo-Spectral Mapping Technique for the Accurate Solution of Viscous Flows in Complex Geometries

Award Year / Program / Phase: 1993 / SBIR / Phase I
Agency: NASA
Principal Investigator: R. Duraiswami
Award Amount: $50,000.00

LIGHTER COMPACT RESPIRATORS FOR TOXIC VAPOR PROTECTION

Award Year / Program / Phase: 1993 / SBIR / Phase II
Agency: HHS
Principal Investigator: Clinton E. Brown
Award Amount: $225,323.00

STAGED CONCENTRATION AMPLIFICATION OF GASES USING POLYMER ABSORBERS

Award Year / Program / Phase: 1994 / SBIR / Phase I
Agency: NSF
Principal Investigator: Kenneth M Kalumuck
Award Amount: $65,000.00
Abstract:
Environmental regulations increasingly limit emission of gaseous substances from industrial processes necessitating separation and recovery of many compounds. it is increasingly important to recover dilute gases in process waste streams for recycle of valuable chemicals economically, and to limit… More

OPTIMAL SHIP DESIGN AND SIMULATOR DEVELOPMENT USING SYSTEMS INDENTIFICATION TECHNIQUES

Award Year / Program / Phase: 1994 / SBIR / Phase I
Agency: NSF
Principal Investigator: Ramani Duraiswami
Award Amount: $65,000.00

OPTIMAL SHIP DESIGN AND SIMULATOR DEVELOPMENT USING SYSTEMS INDENTIFICATION TECHNIQUES

Award Year / Program / Phase: 1995 / SBIR / Phase II
Agency: NSF
Principal Investigator: Ramani Duraiswami
Award Amount: $300,000.00
Abstract:
Optimization in ship system design is a problem which, if properly formulated and solved, would have great economic impact. however, the problem cannot be easily cast mathematically as a classical single objective optimization problem. in ship system design a considerable number of criteria must… More

Efficient Electrical Impedance Tomography Software Based on the Dual Reciprocity Boundary Element Methods

Award Year / Program / Phase: 1995 / SBIR / Phase I
Agency: NSF
Principal Investigator: Ramani Duraiswami
Award Amount: $65,000.00

Efficient Electrical Impedance Tomography Software Based on the Dual Reciprocity Boundary Element Methods

Award Year / Program / Phase: 1996 / SBIR / Phase II
Agency: NSF
Principal Investigator: Ramani Duraiswami
Award Amount: $300,000.00

High Fidelity Ocean Surf Zone Model for Use in USMC Simulators

Award Year / Program / Phase: 1997 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Dr. Ramani Duraiswami
Award Amount: $70,000.00
Abstract:
In the proposed research Dynaflow, Inc. and Nichols' AME propose to develop a high fidelity model of the surf-zone for implementation in marine corps simulators for the Advanced Amphibious Assault Vehicle. Phase I research will concentrate on identifying those elements of a surf-zone model that must… More

SBIR Phase I: Oxidation of Organic Compounds in Water with Cavitating Jets

Award Year / Program / Phase: 1997 / SBIR / Phase I
Agency: NSF
Principal Investigator: Kenneth Kalumuck
Award Amount: $75,000.00

SBIR Phase I: High Performance Three Dimensional Mouse and Head Tracker

Award Year / Program / Phase: 1997 / SBIR / Phase I
Agency: NSF
Principal Investigator: Daniel Dementhon
Award Amount: $75,000.00

SBIR Phase I: Oxidation of Organic Compounds in Water with Cavitating Jets

Award Year / Program / Phase: 1998 / SBIR / Phase II
Agency: NSF
Principal Investigator: Kenneth Kalumuck
Award Amount: $400,000.00

N/A

Award Year / Program / Phase: 1999 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: Dr Ramani Duraiswami
Award Amount: $584,945.00

Advanced Life Support System Water Reclamation Using Cavitating Jets

Award Year / Program / Phase: 2001 / SBIR / Phase I
Agency: NASA
Principal Investigator: Dr. Kenneth M. Kalumuck, Senior Research Scientist
Award Amount: $70,000.00
Abstract:
Current space water reclamation systems require resupply and expendable use that are too large for long duration remote space applications such as Mars expeditions and lunar bases. We propose development of a novel jet-induced cavitation process for water reclamation that would be lightweight, low… More

N/A

Award Year / Program / Phase: 2001 / SBIR / Phase I
Agency: DOC
Principal Investigator: Jian-yu Cheng, SENIOR RESEARCH SCIENTIST
Award Amount: $50,000.00

A Computational Tool for Simulating Hydrodynamic Behavior of Multiple Vessels in a Harbor

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency: DOC
Principal Investigator: Georges L. Chahine, President
Award Amount: $0.00
Abstract:
The hydrodynamic characteristics of a vessel are affected in restricted waters by the proximity of nearby moving or moored vessels. Interactions can result in large motions, potential collisions and significant loads on nearby structures, banks, and sediments. In Phase 1, we developed and… More

A Computational Tool for Simulating Hydrodynamic Behavior of Multiple Vessels in a Harbor

Award Year / Program / Phase: 2002 / SBIR / Phase II
Agency: DOC
Principal Investigator: Georges L. Chahine, President
Award Amount: $200,000.00
Abstract:
The hydrodynamic characteristics of a vessel are affected in restricted waters by the proximity of nearby moving or moored vessels. Interactions can result in large motions, potential collisions and significant loads on nearby structures, banks, and sediments. In Phase 1, we developed and… More

Development of a PC-Based Multi-Ship Maneuvering Simulator for Improving Navigation Traffic Within Ports and Harbors

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency: DOC
Principal Investigator: Georges L. Chahine, President
Award Amount: $50,000.00
Abstract:
The potential for accidents in harbors increases with traffic density. Collisions with other ships or natural obstacles are caused by reduced reaction time in an unexpected situation. We propose to develop a PCWindows based ship simulator, which will be able to simulate multi-ship dynamics in… More

DEVELOPMENT OF CAVITATING LIQUID JETS FOR REMEDIATION

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency: HHS
Principal Investigator: Kenneth M. Kalumuck
Award Amount: $100,000.00
Abstract:
DESCRIPTION (provided by applicant): The overall objective of the proposed effort is to develop a novel process to remediate groundwater contaminated with toxic organics utilizing jet-induced cavitation. A wide variety of toxic substances in aquifers at many Superfund sites pose serious problems to… More

Advanced Life Support System Water Reclamation Using DynaJet Cavitating Jets

Award Year / Program / Phase: 2002 / SBIR / Phase II
Agency: NASA
Principal Investigator: Kenneth M. Kalumuck, Senior Research Scientist
Award Amount: $600,000.00
Abstract:
Current space water reclamation systems require resupply and expendable use that are too large for long duration remote space applications such as Mars expeditions and lunar bases. We propose development of a novel jet-induced cavitation process for water reclamation that would be lightweight, low… More

Advanced Life Support System Water Reclamation Using DynaJet Cavitating Jets

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency: NASA
Principal Investigator: Kenneth M. Kalumuck, Senior Research Scientist
Award Amount: $0.00
Abstract:
Current space water reclamation systems require resupply and expendable use that are too large for long duration remote space applications such as Mars expeditions and lunar bases. We propose development of a novel jet-induced cavitation process for water reclamation that would be lightweight, low… More

Development of a Cavitating Jet System for Removal of Pesticides and Other Pollutants From Wastewater Discharge

Award Year / Program / Phase: 2002 / SBIR / Phase I
Agency: EPA
Principal Investigator: Kenneth M. Kalumuck
Award Amount: $70,000.00
Abstract:
Dynaflow, Inc., proposes the development of a novel jet-induced cavitation process for the removal of various pollutants¿including pesticides from wastewater discharge¿ that would be economical, readily applicable to both large- and small-scale systems, and that does not produce potentially… More

Development of a PC-Based Ship Maneuvering Simulator for Improving Navigation Traffic Within Ports and Harbors

Award Year / Program / Phase: 2003 / SBIR / Phase II
Agency: DOC
Principal Investigator: Georges L. Chahine, President
Award Amount: $200,000.00
Abstract:
The potential for accidents in harbors increases with traffic density. Collisions with other ships or natural obstacles are caused by incorrect controls manipulation by the master in response to some unexpected situation, especially when in a new environment. Continual training for various critical… More

Development of a DYNAJET Cavitation System for High-Rate Disinfection of Combined Sewer Overflow

Award Year / Program / Phase: 2003 / SBIR / Phase I
Agency: EPA
Principal Investigator: Kenneth M. Kalumuck
Award Amount: $100,000.00
Abstract:
Dynaflow, Inc., proposes the development of a novel hydrodynamic cavitation process for high-rate disinfection of combined sewer overflows (CSOs) that would be economical and readily applicable to both large- and small-scale systems. This process would not produce potentially hazardous by-products… More

Development of a Non-Explosive Ship Shock Testing System

Award Year / Program / Phase: 2003 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Georges L. Chahine, President
Award Amount: $70,000.00
Abstract:
Presently, at-sea ship shock tests subject the vessel to high-pressure pulses created by detonating large explosive charges in the open ocean. The process is highly disturbing to the environment and subject to a variety of operational restrictions. Theresults are severe costs and scheduling… More

Design Trade-off Analysis for High Performance Ship Hull with Air Plenums

Award Year / Program / Phase: 2003 / SBIR / Phase I
Agency / Branch: DOD / NAVY
Principal Investigator: Jin-Keun Choi, Senior Research Scientist
Award Amount: $70,000.00
Abstract:
Multi-hull designs with captured air plenums have potential benefits in reduced resistance, better shock mitigation, and improved seakeeping performance. We propose to extend our proprietary CFD software, 3DYNAFSc, to the study of complex ship hulls withair plenums. 3DYNAFSc has been very… More

Development of a Non-Explosive Ship Shock Testing System

Award Year / Program / Phase: 2005 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: Georges L. Chahine, President
Award Amount: $1,041,684.00
Abstract:
An electromagnetically driven plate can be used as a source to elicit a target response comparable to that due to an UNDEX event without use of explosives. Feasibility of utilizing such a concept was demonstrated during Phase I. A "DockShock" concept would employ an array of such electrically driven… More

Hydrodynamic Analysis of High Performance Ship Hulls with Air Plenums

Award Year / Program / Phase: 2005 / SBIR / Phase II
Agency / Branch: DOD / NAVY
Principal Investigator: Jin-Keun Choi, Principal Research Scient
Award Amount: $50,000.00
Abstract:
Multi-hull designs with captured air plenums have potential benefits in reduced resistance, improved seakeeping performance, and better shock mitigation. We have successfully extended our CFD software, 3DynaFSc, to the study of complex ship hulls with air plenums during Phase I. The code enabled… More

Cavitating Jets for Aquaculture Wast Treatment and Recycling

Award Year / Program / Phase: 2005 / SBIR / Phase I
Agency: DOC
Principal Investigator: Gregory Loraine, Research Scientist
Award Amount: $50,000.00
Abstract:
Concentrated aquatic animal production facilities (CAAP) have recently fallen under new EPA effluent limitations. Compliance with these guidelines creates the opportunity to improve effluent and recycled water quality. Cavitation caused by our FYNAJETS and the collapse of micro-bubbles in water is… More

Waterjet Wake Characterization Suite

Award Year / Program / Phase: 2006 / STTR / Phase I
Agency / Branch: DOD / NAVY
Research Institution: ARL PEN STATE
Principal Investigator: Georges Chahine, President
Award Amount: $70,000.00
RI Contact: Pamela Righter
Abstract:
Bubble generation and entrainment in the transom region of a surface ship, along its hull, and in breaking waves are major ship signature contributors. For advanced ships such as the LCS, another source of air entrainment is added with the propulsion waterjets interacting with the free surface in… More

SBIR Phase I: Development of a multiscale code for two-phase and cavitating flows for engineering applications

Award Year / Program / Phase: 2006 / SBIR / Phase I
Agency: NSF
Principal Investigator: Michel Tanguay, Dr
Award Amount: $100,000.00
Abstract:
This Small Business Innovation Research (SBIR) Phase I project focuses on the development of advanced software for the description of complex multiscale bubbly flows such as those encountered in a variety of chemical and mechanical engineering processes. The strength of this proposed hybrid model is… More

Therapeutic Ultrasound Contrast Agent Dynamics Modeling

Award Year / Program / Phase: 2006 / SBIR / Phase I
Agency: HHS
Principal Investigator: Chaotsung Hsiao
Award Amount: $99,997.00
Abstract:
DESCRIPTION (provided by applicant): Targeted drug and gene delivery is one of the most rapidly emerging applications for ultrasound contrast agents because it has the potential of reducing the deleterious side effects of the drug to the healthy tissue while minimizing the overall dose needed.… More

Development of a Two-Phase Bubble Generator for SNS Cavitation Mitigation

Award Year / Program / Phase: 2007 / SBIR / Phase I
Agency: DOE
Principal Investigator: Georges L. Chahine, Dr
Award Amount: $100,000.00
Abstract:
The Oak Ridge National Laboratory (ORNL) has recognized that the generation of strong shock waves in the Spallation Neutron Source (SNS) can lead to cavitation and significant erosion on the vessel wall containing the liquid mercury target. Based on preliminary numerical and experimental work at… More

Development of a Numerical Design Tool for SNS Cavitation Mitigation

Award Year / Program / Phase: 2007 / SBIR / Phase I
Agency: DOE
Principal Investigator: Georges L. Chahine, Dr
Award Amount: $100,000.00
Abstract:
OakRidge National Laboratory (ORNL) has recognized that the generation of strong shock waves in the Spallation Neutron Source (SNS) can lead to cavitation and significant erosion of the wall of the liquid mercury target. Based on preliminary numerical and experimental work at ORNL and other… More

Development of software tool suite for the prediction of bubbly wake acoustic signature of waterjet propelled surface ships

Award Year / Program / Phase: 2008 / STTR / Phase II
Agency / Branch: DOD / NAVY
Research Institution: ARL PENN STATE UNIV.
Principal Investigator: Georges Chahine, President
Award Amount: $600,000.00
RI Contact: Pamela Righter
Abstract:
Surface ship generated bubbles are a major signature contributor. For advanced ships such as the LCS, waterjet propulsion adds another source of air entrainment through the waterjet free surface interactions. In littoral warfare, such wakes provide an opportunity to wake homing torpedoes due to… More

Development of a Numerical Design Tool for SNS Cavitation Mitigation

Award Year / Program / Phase: 2008 / SBIR / Phase II
Agency: DOE
Principal Investigator: Georges L. Chahine, Dr
Award Amount: $749,958.00
Abstract:
The generation of a strong shock wave in the Spallation Neutron Source (SNS) can lead to cavitation and significant erosion on the vessel wall containing the liquid mercury target. Based on preliminary numerical and experimental work at various laboratories, it has been proposed that strategies… More

Development of a Two-Phase Bubble Generator for SNS Cavitation Mitigation

Award Year / Program / Phase: 2008 / SBIR / Phase II
Agency: DOE
Principal Investigator: Georges L. Chahine, Dr
Award Amount: $749,995.00
Abstract:
The generation of a strong shock wave in the Spallation Neutron Source (SNS) can lead to cavitation and significant erosion on the vessel wall containing the liquid mercury target. Based on preliminary numerical and experimental work at various laboratories, it has been proposed that a cloud of… More

Therapeutic Ultrasound Contrast Agent Dynamics Modeling SBIR Phase II

Award Year / Program / Phase: 2009 / SBIR / Phase II
Agency: HHS
Principal Investigator: Chaotsung Hsiao
Award Amount: $749,397.00
Abstract:
DESCRIPTION (provided by applicant): Target drug and gene delivery are rapidly emerging applications for ultrasound contrast agents since they reduce potential deleterious side effects to healthy tissue and minimize the overall dose needed. Development of new contrast agents requires a good… More

Combined Harvesting of Algae and Extraction of Oil using DynaJets Cavitating Jets

Award Year / Program / Phase: 2009 / SBIR / Phase I
Agency: DOE
Principal Investigator: Greg Loraine, Dr.
Award Amount: $100,000.00
Abstract:
The carbon dioxide produced from coal-fired power plants can be captured and used to grow algae. The algae convert CO2 into natural oils that are suitable for conversion into biodiesel. However, harvesting the algae and extracting the oil are currently difficult and expensive operations. Cheaper,… More

Paint Sludge Separation Using Enhanced Cross-Flow Filtration

Award Year / Program / Phase: 2010 / SBIR / Phase I
Agency: NSF
Principal Investigator: Jin Keun Choi, BS
Award Amount: $193,000.00
Abstract:
This SBIR Phase I project will develop a novel microfiltration system which uses cross-flow filtration, swirl flow patterns, oscillated and periodically interrupted flow, periodic back-flush, and particle recuperation to deal with the treatment of paint sludges generated from spray paint booths. It… More

Improving Delignification Using Cavitation

Award Year / Program / Phase: 2010 / SBIR / Phase I
Agency: DOE
Principal Investigator: Gregory Loraine, Dr.
Award Amount: $100,000.00
Abstract:
There is a strong need to develop inexpensive and efficient pretreatment processes which can be used by the biofuel industry to make it economically viable. The process of converting to useful liquid fuel lignocellulosic biomass, which is available in abundant quantity, is hindered by the… More

SBIR Phase I: Extraction of Lipids from Algal and Collection by Foam Fractionation

Award Year / Program / Phase: 2011 / SBIR / Phase I
Agency: NSF
Principal Investigator: Greg Loraine
Award Amount: $150,000.00
Abstract:
This Small Business Innovation Research Phase I project will develop a method for lysing algae and recovering the oil without pre-concentrating or dewatering. A promising feedstock for biofuels is photosynthetic algae, which can produce lipids in much higher yields per acre then can terrestrial… More

Extraction of Bioproducts from Algae in Water using Cavitating Jets

Award Year / Program / Phase: 2011 / SBIR / Phase I
Agency / Branch: DOC / NOAA
Principal Investigator: Gregory Loraine, Sr.Research Scientist – (301) 604-3688
Award Amount: $95,000.00
Abstract:
One of the most promising biomass sources for fuels and other feedstocks is photosynthetic algae. Algae can produce lipids, proteins, and other compounds, and can be grown in salt water. Current production practices rely on expensive means of harvesting, concentrating, and extracting the algae. This… More

Multi-Scale Two-Phase Bubbly Flow Modeling

Award Year / Program / Phase: 2011 / SBIR / Phase I
Agency: DOE
Principal Investigator: Chao T. Hsiao, Dr. – 301-604-3688
Award Amount: $150,000.00
Abstract:
Multiphase bubbly mixture flows in pipelines, cooling equipment, reaction towers, and in petroleum, chemical, geothermal and nuclear industries have strong influence on efficiency. The ability to predict the flow behavior accurately is essential in designing energy efficient two-phase flow… More

Multiscale Two-Phase Bubbly Flow Modeling

Award Year / Program / Phase: 2012 / SBIR / Phase II
Agency: DOE
Principal Investigator: Chao-Tsung Hsiao, Dr. – 301-604-3688
Award Amount: $999,999.00
Abstract:
Multiphase bubbly mixture flows are of importance in turbomachinery, pipelines, cooling systems, reaction towers, as well as in various applications in petroleum, chemical, geothermal, and nuclear industries. The presence of the gaseous component has a strong influence on performance and efficiency.… More

Development of an Acoustic Instrument for Bubble Size Distribution Measurement in Mercury

Award Year / Program / Phase: 2012 / SBIR / Phase I
Agency: DOE
Principal Investigator: Xiongjun Wu, Dr. – 301-604-3688
Award Amount: $150,000.00
Abstract:
Intense pulsed pressure waves induced by proton beam impact on mercury in a spallation target propagate in the mercury and reflect from vessel walls as expansion waves resulting in cavitation damage to the walls. Injection of gas bubbles (few micrometer diameter range and void fraction of the order… More

Non-Abrasive Propeller Cleaning System (NAPCS)

Award Year / Program / Phase: 2012 / SBIR / Phase I
Agency: DOD
Principal Investigator: Georges Chahine, President – (301) 604-3688
Award Amount: $149,978.00
Abstract:
We propose to develop a propeller cleaning system using DYNAFLOW"s advanced cavitating and resonating waterjet technology. This non-abrasive technology generates cavitating microstructures in the jet flow at low jet pressures, thus avoiding problems with high jet impact pressures. It utilizes… More

Development of an Acoustic Instrument for Bubble Size Distribution Measurement in Mercury

Award Year / Program / Phase: 2013 / SBIR / Phase II
Agency: DOE
Principal Investigator: Xiogjun Wu, Dr.
Award Amount: $1,000,000.00
Abstract:
In the Spallation Neutron Source, the mercury in the stainless steel target vessel experiences cavitation due to intense pressure waves produced by the almost instantaneous heating of the mercury following proton impact on the target. To protect the vessel walls from cavitation erosion, helium… More

Non-Abrasive Propeller Cleaning System (NAPCS)

Award Year / Program / Phase: 2013 / SBIR / Phase II
Agency: DOD
Principal Investigator: Jin-Keun Choi, Senior Research Scientist – (301) 604-3688
Award Amount: $500,006.00
Abstract:
The propeller cleaning system developed in this project uses DYNAFLOW"s advanced cavitating and resonating waterjet technology. This non-abrasive technology uses the growth and collapse of cavitating microstructures in the submerged jet over the fouling to remove it. In Phase I, we successfully… More