Reliability and structural safety are major concerns in the design of next-generation space transportation and systems. Acellent Technologies, Inc. Proposes to develop and innovative, cost-effective and reliable built-in structural diagnostic system forlight-weight large-scale space structures… More

Acellent Technologies is developing a Hybrid piezoelectric/fiber optic (HyPFO) structural diagnostic system that can be used to perform quick non-destructive evaluation and long-term health monitoring of aerospace vehicles and structures. The development is based on Acellent's state-of-the-art SMART… More

Acellent Technologies is developing a Hybrid piezoelectric/fiber optic (HyPFO) structural diagnostic system that can be used to perform quick non-destructive evaluation and long-term health monitoring of aerospace vehicles and structures. The development is based on Acellent's state-of-the-art SMART… More

The objective of this proposed project is to develop innovative structural health monitoring (SHM) technologies for application to composite structures for unmanned air vehicle (UAV) platforms. Composites can incur invisible damage from impacts, loadingabrasion, operator abuse, or neglect that if… More

Bonded repair is a preferred technique for repairing localized damage in aircraft structures that can provide an efficient method for restoring the ultimate load capability of the structure. However, the effectiveness of a bonded repair depends heavilyupon the integrity of the bonding interface… More

Bonded repair is a preferred technique for repairing localized damage in aircraft structures like Apache, Chinook and Comanche that can efficiently restore the ultimate load capability of the structure. However, the effectiveness of the repair depends uponthe integrity of the bonding interface… More

Filament wound fiber reinforced composite rocket motor cases are widely used on MDA missile systems. However, significant performance and behavior characteristics of the composite structure can be affected by degradation resulting from exposure to environmental conditions or damage resulting from… More

Acellent Technologies proposes to develop an innovative one-of-a-kind sensor cluster based structural health monitoring system that combines Acellent's current single-element SMART Layer actuator/sensor network together with multi-element phased arrays to produce a Sensor Cluster Network. The… More

The performance and behavior characteristics of nearly all in-service structures can be affected by degradation resulting from sustained use as well as from exposure to severe environmental conditions. Condition awareness of structures in (near) real-time is therefore an important factor that can… More

The objective of this proposed project is to develop dual E/M impedance and wave propagation based innovative structural health monitoring (SHM) system for application to composite structures for Army rotorcraft and unmanned air vehicle platforms. Composites can incur invisible damage from impacts,… More

Acellent technologies, Inc. proposes to develop a dual E/M impedance and wave propagation based innovative structural health monitoring (SHM) system for application to composite structures for Army rotorcraft and unmanned air vehicle platforms. Composites can incur invisible damage from impacts,… More

In recent years, Structural Health Monitoring (SHM) is increasingly being evaluated by the industry as a possible method to improve the safety and reliability of structures and thereby reduce their operational cost. However, the scalability and applicability of SHM systems for the monitoring of… More

Acellent Technologies, Inc. proposes to develop a complete Structural Health Monitoring (SHM) system for application to unmanned air vehicle (UAV) platform. In partnership with The Boeing Company, the development will focus primarily on the monitoring of UAV used by the U.S. Air Force such as Sensor… More

Acellent Technologies proposes to develop a smart joint structural health monitoring (SHM) sensor network that can autonomously assess in real time the structural stability of structures such as buildings. The sensor network will use a combination of large and small piezoelectric actuators and… More

Structural Health Monitoring (SHM) is increasingly being evaluated by the industry as a possible method to improve the safety and reliability of structures and thereby reduce operational cost. However, the scalability and applicability of SHM systems for the monitoring of large structures is still a… More

Composite rocket motor cases are subject to a variety of external environmental and loading conditions from the time-of-manufacturing till usage. These conditions can significantly impact the performance and behavior characteristics of the composite motorcase structure. Fueling of the rocket motor… More

Acellent Technologies proposes to develop a self-powered structural health monitoring system for use in monitoring of mission critical structures such as missiles or combat vehicles in the field. The proposed system will be completely autonomous having the capabilities for (1) Energy harvesting for… More

Monitoring the continued health of aircraft subsystems and identifying problems before they affect airworthiness has been a long-term goal of both the U.S. military and commercial aviation industry. Structural health monitoring (SHM) can provide a paradigm shift from schedule-driven maintenance to… More

Acellent Technologies, Inc. proposes to develop a SMART TAPE system that can be used to perform rapid non-destructive evaluation in real time and provide long-term monitoring of pressure vessels in liquid rocket engines. Based on Acellent's existing SMART Layer technology, this innovative system… More

Acellent Technologies has proposed to develop a self-powered structural health monitoring system for use in monitoring of mission critical structures such as missiles or combat vehicles in the field. The system will be completely autonomous having the capabilities for (1) Energy harvesting for… More

Acellent Technologies proposes to develop an autonomous and automated diagnostic system for condition based maintenance (CBM) of safety critical structures for space exploration vehicles. The proposed system will provide real-time information on the integrity of critical structures on launch… More

Acellent Technologies proposes to develop a modular plug-and-play system for satellite panel pattern recognition and structural integrity determination. The SMART Lego system will be designed to meet the challenges of the plug-and-play structures program namely (1) Allow for efficient transfer of… More

Acellent Technologies, Inc. proposes to develop a SMART Tape system that can be used to perform rapid non-destructive evaluation in real time and provide long-term monitoring of pressure vessels in liquid rocket engines. Based on Acellent's existing SMART Layer technology, this innovative system… More

Acellent proposes to develop a smart joint structural health monitoring (SHM) sensor network that can autonomously assess in real time the structural stability of buildings. The sensor network will use piezoelectric transducers and temperature sensors to characterize damage in, and monitor the… More

Acellent Technologies proposes to build an innovative and cost-effective ultra portable system for detection of damage in personnel ballistic armor inserts. The system upon will provide in-situ capability to detect damage in armor inserts by personnel in the field. Current techniques commonly used… More

Solid rocket motor cases are subject to a variety of external environmental and loading conditions from cradle-to-grave. These conditions can significantly impact the performance and decrease safety of the rocket motor. Fueling of the rocket motor adds an additional complexity in that inspection of… More

Acellent Technologies proposes to develop a modular plug-and-play SMART Lego SHM system to obtain real-time information for panel identification and damage detection in satellite panels during storage, upon assembly and prior to launch. This will potentially enable development of low cost,… More

Safety, reliability, and life-cycle cost are of great concern to the aging aircraft manufacturing and maintenance industries. Acellent Technologies proposes to develop an accurate, reliable integrated system for detection, prediction and mitigation of aging and manufacturing related hazards in… More

Swimmer delivery systems, externally mounted on submarines, are subject to hydrodynamic flow and irregular wave-slap loads. These result in unsteady, alternating impacts that can damage exposed surfaces. It is important to track the cumulative stresses imposed on the fairing panels to provide… More

New engine fan blade containment structures are being manufactured with advanced composite structures such that they can withstand blade-out events. The use of advance composites requires the understanding of the possible effects of aging degradation on the performance of "hard wall" or "soft wall"… More

Major concerns for implementing a practical built-in structural health monitoring system are prediction accuracy and data reliability. It is proposed to develop robust state-of-the-art structural health management (SHM) technologies to overcome these concerns. The proposed solution will be capable… More

Acellent Technologies, Inc. (Acellent) proposes to develop a reliable Cascading Sensor LAyer Network (CSLAN) based on Acellents SMART Layerr technology to detect and continuously monitor corrosion related damages. Multilayered metal structures in aircrafts are sometime subjected to very hostile… More

The goal of the proposed project will be to develop a hybrid structural health monitoring (SHM) system that can detect both microcracks and localized damage/delamination in composite structures. The hybrid system will combine the unique sensing capabilities of carbon nanotubes along with those of a… More

Acellent Technologies and Professor FG Yuen of Department of Mechanical and Aerospace Engineering of North Carolina State University propose to develop an advanced real-time built-in diagnostic system for the monitoring and locating impacts and growing damage in anisotropic aerospace structures. The… More

Under Project Constellation, NASA is developing a new generation of spacecraft for human spaceflight. A significant percentage of the structures used in these spacecraft will be made of composite materials, and the Ares V payload shroud will be one of the largest composite structures ever built. … More

Acellent proposes to develop a smart structural health monitoring (SHM) sensor network system that can withstand the aggressive operations environment. It will be capable of autonomously assessing, reliably in real time, the structural integrity of ground vehicle structures and components. A new… More

Acellent proposes development of structural state sensing systems that function analogously to nervous systems. Different sensor types (including piezoelectric) will be used in a variety of ways to determine system state within the complex structures and advanced materials used in aviation. … More

Acellent Technologies Inc. and Prof. F. G. Yuan at North Carolina State University (NCSU) are proposing to develop a Hybrid Distributed Sensor Network Integrated with Self-learning Symbiotic Diagnostic Algorithms and Models to determine materials state awareness and its evolution, including… More

Safety, reliability, and life-cycle cost are of great concern to the aging aircraft manufacturing and maintenance industries. Current maintenance and inspection techniques for in-service structures are labor-intensive and time-consuming. Acellent Technologies proposes to develop an accurate,… More

Acellent Technologies, Inc. (Acellent) proposes to develop a reliable Cascading Sensor LAyer Network (CSLAN) based on Acellent's SMART Layerr technology to detect and continuously monitor corrosion related damages. Multilayered metal structures in aircrafts are sometime subjected to very hostile… More

ABSTRACT: Acellent Technologies and University of Delaware jointly propose to develop an integrated system of carbon nanotubes (CNT) and piezoelectric sensors for structural health monitoring (SHM) of composite structures. The proposed integrated hybrid SHM system will detect the initiation of… More

ABSTRACT: Solid rocket motors (SRMs) serve as the propulsion system for numerous types of missiles. Many of these missiles are intended to sit idly in storage for extended periods and then are required to function flawlessly. However, SRMs are subject to a variety of unexpected environmental and… More

Acellent Technologies, Inc. (Acellent) proposes to develop a Highly sensitive Ultrasonic system consisting of Long Lasting SMART sensors (SMART HULL) utilizing Acellent"s SMART Layer technology to detect and continuously monitor corrosion damages in ship structures. The proposed system will be… More

Monitoring the health of composite propeller structures and identifying problems before they can affect the integrity and safe operation has been a long-term goal in naval industry. Composite propellers are being developed by the Navy for a number of potential benefits, including reducing weight and… More

Acellent Technologies, Inc. (Acellent) proposes to develop a Real time Auto Responsive System for Rotorcraft"s Fatigue Damage Alleviation, using Structural Health Monitoring and Component Usage Data. The proposed technology is primarily based on three strong expertises that the team (Acellent… More

The Navy is interested in innovative ways to detect and track corrosion between metallic surfaces in magnesium housings. Many of the corrosion inspection methods currently employed in the field to inspect magnesium housings involve disassembling the components and performing a visual inspection.… More

Acellent will develop High Speed Blast Impact Detector System-HVBIDS. The system will integrate high frequency sampling modules in the passive monitoring technique to respond to an impact event for generation of wave fields that would become the input of stress-strain reconstruction input in… More