The goal of the proposed effort is to develop a software environment that performs model-based reasoning to generate an efficient and validated test program set (TPS). To this end, we propose to leverage our integrated diagnostic environment, centered around Testability Engineering and … More

We propose to develop a comprehensive environment for fault monitoring and diagnostics of heterogeneous networks, utilizing Qualtech Systems' (QSI) core technologies in a suite of commercial tools presently used for modeling, maintenance and troubleshooting of hybrid systems. Unlike currently… More

Significant savings in the life-cycle costs of modern systems can be achieved if they are concurrently engineered with three design criteria: performance, reliability, and ease of maintenance. The proposed effort will address the development of a comprehensive model-based environment that supports… More

Not Available The Solar Sail Microspacecraft (SSM) is a low-cost concept for implementing solar sail propulsion on a practical spacecraft with present-day technology. In the SSM, a simple micro-spacecraft derived vehicle is employed which could cheaply investigate multiple targets and… More

We propose a real-time diagnosis, prognosis, and mission planning solution for complex systems. The proposed effort leverages QSI's real-time model-based diagnosis engine, TEAMS-RT, and UConn's expertise in the areas of signal processing, estimation and prognosis. The resultant solution will collect… More

Qualtech Systems, Inc. (QSI), as a provider of model-based diagnostic and maintenance aiding tools, possesses key components required to implement many of the data analysis and decision-making functions required for on-line health management of largecomplex systems. Leveraging these capabilities,… More

The Phase I of this effort has proven key concepts of our proposed comprehensive health management solution: namely remote and shadow diagnosis over low-bandwidth network and prognosis based on statistical techniques. Our telediagnosis solution has been demonstrated to Honeywell and NASA-JSC, and is… More

"Qualtech Systems, Inc. (QSI) proposes to research the feasibility of implementing an active testing and analysis system for aircraft buses by considering both the architectural/implementation issues as well as the data monitoring and analysis techniquesrequired for characterizing bus faults and… More

"QSI and HR Textron, Inc. (HR) team seeks to provide prognostic models and techniques for relating detected incipient fault conditions in actuators to accurate useful life remaining by focusing on F/A-18 C/D servoactuator subsystem for aileron control.This effort emphasizes a systematic approach to… More

The research team proposes to combine the expertise of QSI in modeling, diagnostic analysis, model-based reasoning and analysis, real-time embedded diagnosis in HUMS applications, with the strong domain knowledge of engines, engine system diagnostics, andexisting FMECA information of Pratt & Whitney… More

In the ongoing Phase I of this SBIR project, QSI (along with subcontractor Lectromec) has been investigating the feasibility of developing and commercializing a comprehensive solution for monitoring, testing and analyzing the performance of aicraft busses,while in operation, to support diagnosis,… More

Qualtech Systems, Inc. and HR Textron, Inc., team seeks to provide data-driven prognostic models and techniques for predicting system malfunctioning events prior to their occurrence in airborne lasers. The events of interest include lasing, spectral,tilt, calibration, calorimetric, polarization,… More

The proposed effort emphasizes a systematic process for adding diagnostic and prognostic coverage for monitoring the health of the JSF short takeoff/vertical landing (STOVL) engine exhaust nozzle hardware with the goal of improving reliability and aircraftavailability. The process involves the… More

In the ongoing Phase I of this SBIR project, QSI (along with subcontractor Pratt & Whitney) has been investigating the feasibility of developing and commercializing a comprehensive solution for Engine Health Management (EHM) design for advanced engines that enables Failure Modes, Effects and… More

Qualtech Systems, Inc. (QSI) proposes to develop the methodology and specific techniques for learning from data generated by aircraft maintenance support processes to update the knowledge base used by the intelligent diagnostics, prognostics and maintenance decision-making systems . In Phase I, the… More

Qualtech Systems, Inc. (QSI) proposes to develop the methodology and specific techniques, implemented in an integrated software module, for processing (learning from) data generated by aircraft operations and support processes, and feedback of the results to update the knowledge base used by the… More

Qualtech Systems, Inc. (QSI) proposes to develop a comprehensive software environment for evaluating space system designs for mission reliability, supportability, and diagnostics (Integrated Health Management) performance. In addition to providing the capabilities to identify single points of… More

In order to meet the challenges of space exploration, knowledge of the current and future health of mission critical systems is essential. Qualtech Systems, Inc. in cooperation with Montana Tech of the University of Montana proposes to develop an intelligent self evolving prognostic fusion solution.… More

Qualtech Systems, Inc. (QSI) proposes to leverage experience gained in developing knowledge-model-based inference and reasoning software tools to investigate the architectural, algorithmic, and implementation issues involved in developing a decision support technology for aircraft fleet management. … More

This proposal is a joint effort between Qualtech Systems, Incorporated (QSI), the Institute for Software Integrated Systems at Vanderbilt University (VU), and Hamilton Sundstrand (HS) in Rockford, IL. QSI and VU have the combined knowledge and experience in successful development of a novel solution… More

Space exploration is a unique challenge with many difficulties in its implementation. With a goal of the return of man to the moon and travel to Mars, the stage has been set for the expansion of human knowledge beyond comprehension. Traveling to the moon and Mars, however, will require new and… More

Prognostic techniques are intricately tied to the physics of incipient-fault-to-failure progression, and hence most prognostics research has focused on developing techniques for a range of components such as rotating machinery parts. The research and development of such techniques has relied on the… More

Qualtech Systems, Inc., in cooperation with University of Connecticut and Lockheed Martin Corporation, propose to develop an integrated on-line and adaptive remote network PHM solution to address the needs of shipboard IT/Network systems and services. The team proposes a network system model… More

Degradation and failure prognostics in electronic systems is a growing requirement for both military and civilian sectors of 21st century. US Army's FCS will extensively use complex electronic systems. To enhance functionality, survivality, and mission success probability of FCS platforms while… More

This proposal is a joint effort between Qualtech Systems, Inc. (Wethersfield, CT), BBN Technologies (Boston, MA) and Aptima, Inc. (Woburn, MA). Our intelligent and adaptive maintenance-aid software solution will provide novel capabilities to streamline the maintenance task for technicians of all… More

In order to meet the challenges of long-duration space exploration (e.g., missions to the Moon, Mars and beyond), onboard real-time health management of spacecraft that responds rapidly to system and subsystem events is essential. In response to this need, Qualtech Systems, Inc. (QSI), in… More

Constellation Program, the next frontier of NASA's space exploration plan, targets for manned mission to Moon and Mars. The missions under this program will be of long-duration and far more critical than any previous manned mission. Integrated Systems Health Management (ISHM), which includes fault… More

Qualtech Systems, Inc., in cooperation with the University of Connecticut, proposes to develop a model-based system reliability and availability analysis methodology which considers the impact of different factors, including interactions between the hardware and software components, hardware and… More

When designing distributed systems, it is necessary to compare two or more designs of the models of the system. By developing formal methods theory to automate the process of checking for differences, multiple designs can be quickly compared to come up with the best design of the system. UIUC has… More

Battery prognostic solutions tend to be tailored to the specific chemistry and application with years of characterization testing to fit the battery models to the actual battery performance. The effort laid out in this proposal is a collaboration between Qualtech Systems, Inc. (QSI) and the Energy… More

The recent advances in data collection and storage capabilities have led to information overload in many applications, including on-line monitoring of spacecraft operations with time series data. Such datasets present new challenges in data analysis, especially for implementation in… More

In order to meet the challenges of high probability of mission success for space exploration, ground support system for various launch operations that responds rapidly to system events and anomalies is essential. In addition, the vast amount monitored parameters (around 50,000) for ground support… More

Automated assessment and forecasting of aircraft health status has become a prime requirement for safety, reliability, and cost streamlining for 21st century's aviation sector. Presently, a variety of flight data, functionality, performance, and maintenance information are being collected and some… More

Fault detection and isolation (FDI) in spacecraft's electrical power system (EPS) has always received special attention. However, the power systems health management techniques have generally been limited to the energy sources and storage elements. Furthermore, these functions have been performed… More

Qualtech Systems Inc. (QSI) proposes to develop a well defined process for integration of distributed diagnostic schemes. The process includes a set of guidelines to build component diagnostic models/schemes that will undergo integration and an automated/semi-automated tool that will assess the… More

The proposed effort leverages the capabilities of data-driven and physics of failure (PoF) based prognostic techniques for electronic systems by combining them within a hybrid approach. Data-driven and PoF-based techniques both have shortcomings; combining them into a hybrid framework allows using… More

In general, development and validation of diagnostic models for complex safety critical systems are time and cost intensive jobs. The proposed Phase-II effort will automate some vital processes essential in developing integrated diagnostic schemes and cost-effective revalidation of the integrated… More

NASA's Lunar and other future extraterrestrial outposts will be built for long duration missions that are likely to experience significant number of faults and degradations over its lifetime. Additionally, these systems will have a highly reconfigurable architecture and perform multimodal operation.… More

A versatile self-sustained health management (HM) solution comprising of lightweight, power efficient, portable hardware and highly accurate analytic and reasoning software is the envisioned outcome of this effort. The HM solution will be equipped with customizable feature extraction, fault… More

In this effort, a team comprising of Qualtech Systems, Inc. (QSI) in collaboration with Aptima, Inc. and Northrop Grumman Aerospace Systems proposes a scheme centered around multi-source information utilization, multidisciplinary fault diagnostic and prognostic (FDP) techniques, and inferencing and… More

The overall Phase-II goal is to develop the technologies and tools that can aid the automation of operation by providing intelligent decision support in situations when a mission plan needs alteration due to an event(s). The effort targets not only developing the algorithms, but also to implement… More

Modern space systems such as the International Space Station (ISS) and the proposed Constellation vehicles and habitats are complex entities with hundreds of thousands of individual telemetry items. Monitoring the health of these systems, troubleshooting their faults, developing maintenance plan and… More

A practical and efficient solution for PHM in Military"s Ground Tactical Vehicles can be realized via combining data-driven prognostic/forecasting and analytic techniques with a dependency model-based HM scheme. QSI proposes a PHM process that is generic and repeatable across application… More

Space missions are immensely costly endeavor?fault free function of the hardware and software used therein are highly critical to mission success. Being highly complex, manual intervention in operation, troubleshooting, and health management related areas are labor intensive and time consuming. On… More

Long-duration robotic and manned space missions have a number of unique requirements for mission success. These include ultra-high reliability, safety, sustainability and affordability of launch vehicles and spacecraft. These requirements, in turn, are allocated among critical subsystems, such as… More

System autonomy is a key enabler for satisfying complex mission goals, enhancing mission success probabilities, as well as safety at a reduced cost. Fault Management (FM) is one of the most crucial components of system autonomy. NASA has come up with an FM Handbook that provides requirements, rules… More

ABSTRACT: Qualtech Systems, Inc. (QSI) in collaboration with Moog Inc., and Lockheed Martin Corp. (Mission Systems & Sensors Newport Operations) proposes development of a hybrid PHM scheme for real-time detection and diagnosis of faults; reliability estimation; and forecasting of failures and… More