4 edition of Microfabricated hydrogen sensor technology for aerospace and commercial applications found in the catalog.
Microfabricated hydrogen sensor technology for aerospace and commercial applications
1994 by National Aeronautics and Space Administration, National Technical Information Service, distributor in [Washington, DC], [Springfield, Va .
Written in English
|Statement||G.W. Hunter ... [et al.].|
|Series||NASA technical memorandum -- 106703.|
|Contributions||Hunter, G. W., United States. National Aeronautics and Space Administration.|
|The Physical Object|
Parshall, S. 24th Annual Microelectronic Engineering Conference, May 67 Microfabrication and Commercialization ofa Polymer-absorption Chemical Gas Sensor Stephen P. Parshall Abstract — A polymer-absorption chemical gas sensor has been microfabricated and tested to discriminate varyingAuthor: Stephen P Parshall. Review Toward innovations of gas sensor technology For innovations of gas sensor technology by a commercial gas sensor, while the broken line indicates that reportedly covered in a laboratory test. In the recent two decades, these dilute components in air have emerged as tar-Cited by: response of a micro-hotplate based H2 gas sensor, where the micro-hotplate was held at an elevated temperature by passing current .
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Microfabricated hydrogen sensor technology for aerospace and commercial applications Article (PDF Available) in Proceedings of SPIE - The International Society for Optical Engineering.
Microfabricated hydrogen sensor technology for aerospace and commercial applications Gary W. Hunter NASA Lewis Research Center Cleveland, OH R. Bickford, E. Jansa, and D. Makel GenCorp Aerojet Sacramento, CA C. Liu and Q. Wu Electronics Design Center Case Western Reserve University Cleveland, Ohio W.
Get this from a library. Microfabricated hydrogen sensor technology for aerospace and commercial applications. [G W Hunter; United States.
National Aeronautics and Space Administration.;]. The aerospace industry requires the development of a range of chemical sensor technologies for such applications as fuel leak detection, fire detection, and emission monitoring. systems, and examples of sensor system applications will be discussed.
Finally, suggestions related to the future of sensor technology will be given. It is concluded that smart micro/nano sensor technology can revolutionize aerospace applications, but significant challenges exist in maturing the technology and demostrating its value in n real.
The need for chemical sensor technology has increased in recent years generating the need for the development of new, advanced sensor technology. This book chapter provides a series of case studies related to the development and application of chemical sensors centering on microfabricated sensors for aerospace by: Microfabricated hydrogen sensor technology for aerospace and commercial applications.
NASA/SPIE Conference on Spin-Off Technologies from NASA for Commercial Sensors and Scientific Applications, pg (4 October ); doi: / Advanced computed tomography inspection system (ACTIS): an overview of the technology and its.
Aerospace Sensor Systems and Applications [Merhav, Shmuel] on *FREE* shipping on qualifying offers. Aerospace Sensor Systems and Applications author during the past seventeen years at the Department of Aerospace Engineering at the Technion- Israel Institute of Technology and from his earlier research and development experience Cited by: Description: The H2Sense 8 series Hydrogen Sensor is specially designed for Hydrogen measurement applications in Fuel Cell sector.
Our patent solid state palladium alloy hydrogen thin film sensor technology is hydrogen specific and does not have cross. Electrical Outputs: Analog Voltage; Measurement Type: %Volume. Over the past two decades, there has been an increasing trend towards miniaturization of both biological and chemical sensors and their integration with miniaturized sample pre-processing and analysis systems.
These miniaturized lab-on-chip devices have several functional advantages including low cost, their ability to analyze smaller samples, faster analysis time, suitability for Cited by: Makel Engineering’s hydrogen microsensor is a highly sensitive, selective and stable MEMS-based device that measures hydrogen.
MEI’s Sensor offers the latest in advanced hydrogen microsensor technology for aerospace, industrial, and commercial applications. A MICROFABRICATED WIRELESS RF PRESSURE SENSOR MADE COMPLETELY OF BIODEGRADABLE MATERIALS Mengdi Luo1*, Chao Song2, Florian Herrault2 and Mark G.
Allen2 1School of Materials Science and Engineering, Georgia Institute of Technology, Atlanta, Georgia, USA 2School of Electrical and Computer Engineering, Georgia Institute of. *[email protected]; phone 1 Microfabricated electrochemical sensors for combustion applications Vitor A.
Vulcano Rossi*a, Max R. Mullenb, Nicholas A. Karkera, Zhouying Zhaoa, Marek W. Kowarzc, Prabir K. Duttab, Michael A. Carpentera a Colleges of Nanoscale Science and Engineering, SUNY Polytechnic Institute, Fuller Road, Albany, NY, USA. During the last decades, tactile sensors based on different sensing principles have been developed due to the growing interest in robotics and, mainly, in medical applications.
Several technological solutions have been employed to design tactile sensors; in particular, solutions based on microfabrication present several attractive features.
Microfabrication technologies Cited by: The SMOD module consists of a combination of the SMOD smart sensing platform and a SGAS hydrogen sensor.
The SMOD smart sensing platform is a general purpose microcontrolled device with a broad array of capabilities that can be. This paper describes the basic structures employed in costructing chemical sensors. In particular four kinds of devices are considered and discussed in some detail: metal-oxide-semiconductor capacitors and field effect transistors which are sensitive to electronic charge variations, piezoelectric devices which are sensitive to mass variations, pyroelectric materials which show Cited by: 9.
• MOX: Semiconductive technology • MOS: Metal-Oxide-Semiconductor Review of Commercial Hydrogen Sensors Université du Québec à Trois-Rivières 5 Sensor studied Criteria T (C°) RH (%) M (%) T 90 (s) T 10 (s) P c (mW) MIN 0 0 3 3 MAX 4 Technology Nbr of models Nbr of companies CAT 11 7 EC 34 9 TCD 9 5.
Experimental Characterization of Microfabricated Thermoelectric Energy Harvesters for Smart Sensor and Wearable Applications Marc T. Dunham,* Michael T. Barako, Jane E. Cornett, Yuan Gao, Samer Haidar, Nian Sun, Mehdi Asheghi, Baoxing Chen, and Kenneth E.
Goodson DOI: /admt 1. Introduction Thermoelectric energy harvesting tech-File Size: 1MB. These detectors are designed to monitor low levels of hydrogen gas in many different applications.
Use them as a stand-alone solution with a simple wall-mounted installation, or as an added layer of protection that can be incorporated into your existing safety system through independent relays.
Popular Applications Include. Aerospace Applications of Hydrogen and Fuel Cells Christian Roessler, Joachim Schoemann, and Horst Baier Abstract The expected climate changes force the aviation industry to reduce emissions. The fuel cell offers high efficiencies and hydrogen, as the fuel of choice, a much higher energetic value than fossil fuels.
A hydrogen sensor is a gas detector that detects the presence of contain micro-fabricated point-contact hydrogen sensors and are used to locate hydrogen leaks. They are considered low-cost, compact, durable, and easy to maintain as compared to conventional gas detecting instruments.
The development of hypersonic flight vehicles (Ma > 5) for long-range passengers' transportation or launch vehicles for space applications requires the development of efficient propulsion systems, and liquid hydrogen has no competitors as fuel in this field (see Fig.
1).One of the recent successful hydrogen-fueled scramjet flight test is the XA launched on 27 March Cited by: . The sensor will measure hydrogen in the range of % in air or nitrogen. Figure 6: HSSP - Hydrogen Process Sensor. Tough and resistant The HSSP Hydrogen Process Sensor will provide hydrogen detection and measurement for applications where conditions are harsh.
With an IP6K9 rating and designed towards. the pipelines; typically about % of H 2 in the existing systems is always lost, mostly through the joints in the pipes. If handled carelessly, H 2 is as dangerous for transport, storage and use as many other fuels.
As a result, safety remains a top priority in all the. The HUVEC cells were provided by Professor Thomas Eurell. This work was supported by the National Science Foundation (NSF) grants ECS and ECS The MEMS force sensors were fabricated at the Center for Nanoscale Science and Technology at the University of Illinois at by: Micromachined thin film hydrogen gas sensors developed at ATMI are built upon a micro-hotplate platform.
Our embodiment of the micro-hotplate is a micromachined thermal isolation structure with an embedded polysilicon resistive heater where elevated temperature can be achieved with ease. In conclusion, our sensor exploiting a Ta 2 O 5 dielectric layer showed possibilities with regard to use in hydrogen gas sensors for high-temperature applications.
Acknowledgments This research was financially supported by the Ministry of Education, Science, and Technology (MEST) and the National Research Foundation of Korea (NRF) through the Cited by: 3 1. Introduction The fuel cell technology is being developed as the future promising ecological energy sources for the ground transportation systems applications and the terrestrial power plant applications under the big R&D funding of the government and the industries so far.
News Release Air Products and H2scan to Collaborate on "Real-Time" Hydrogen Sensor Technology Decem Lehigh Valley, Pa. Air Products (NYSE:APD) and H2scan Corporation today announced the signing of a collaboration agreement to work on a development effort related to solid-state chemical sensors for applications in hydrogen production.
The book explains the various facets of sensor technologies, including practical aspects relevant in hydrogen technologies. It presents a comprehensive and up-to-date account of the theory (physical and chemical principles), design, and implementations of sensors. Experimental Characterization of Microfabricated Thermoelectric Energy Harvesters for Smart Sensor and Wearable Applications.
Chen, B., Goodson, K.E.,"Experimental Characterization of Microfabricated Thermoelectric Energy Harvesters for Smart Sensor and Wearable Applications," Advanced Books and Book Chapters; Conference Papers. For decades, NASA has relied upon hydrogen gas as rocket fuel to deliver crew and cargo to space.
With the Centaur, Apollo and space shuttle vehicles, NASA has developed extensive experience in the safe and effective handling of hydrogen. For example, the rocket engines of each shuttle flight burn aboutgallons of cold liquid hydrogen.
A Microfabricated Gas–Liquid Segmented Flow Reactor Liu, Hongbo Zhang, Flavia Fontana, Jouni T. Hirvonen and Hélder A. Santos, Current developments and applications of microfluidic technology toward clinical translation of nanomedicines Journal of Sensor Science and Technology, /JSST Description: A novel solid state hydrogen specific sensor technology will be discussed.
The hydrogen specific technology is based on palladium-nickel alloy and has the capability to measure hydrogen from 15ppm to % H2.
The sensing process is reversible; with multiple. We present the design and fabrication of a micro electro mechanical systems (MEMS) air-microfluidic particulate matter (PM) sensor, and show experimental results obtained from exposing the sensor to concentrations of tobacco smoke and diesel exhaust, two commonly occurring PM sources.
Our sensor measures only 25 mm × 21 mm × 2 mm in size and is two. The hydrogen optrodes are distributed at multiple locations along a fiber optic cable-based network.
A multi-channel optoelectronic sensor readout unit monitors the hydrogen and temperature response of the individual optrodes in real time and communicates this information via a serial communication port to a remote laptop by: 2. Microfabricated, Combustion-Driven Jet Actuators for Flow Control Applications T.
Crittenden and A. Glezer Woodruff School of Mechanical Engineering Ferst Drive N.W. Birdsell and M. Allen School of Electrical and Computer Engineering Atlantic Drive N.W. Georgia Institute of Technology, Atlanta, GA, USA Abstract. Feng et al. have developed a formaldehyde sensor using a molecularly imprinted polymer as the recognition element and QCM as the sensor.
Molecularly imprinted polymers have been used as antibody mimics in recognition systems [ 75 ], enzyme mimics for catalytic applications [ 76 ], and recognition elements in biomimetic sensors [ 77 ].Cited by: Linde Engineering Linde AG Linde Engineering Division 7 K.
Wawrzinek/ HDV / Nov. 21, /Industrial H2 Production & Reactions Non Oxygen Consuming: • Steam Methane Reforming (SMR) CH 4 + H 2O →CO + 3 H 2 endothermal • Carbon Monoxide Conversion (CO-Shift) CO + H 2O →CO 2 + H 2 exothermal Oxygen Consuming • Hydrocarbon Conversion C File Size: KB.
Graphene is quite a robust material for sensing hydrogen and other gases at room temperature as well as at elevated temperatures with high efficiency. This chapter deals with different junction devices based on graphene for hydrogen sensing.
Graphene has excellent electronic attributes that make it suitable for gas sensor devices. However, till date, the research on graphene Cited by: 2. Abstract Hydrogen (H 2) is consumed and produced in large quantities by chemical, petroleum, plas- tic, space and glass industries.
Detection and quantitative estimation of H 2 in a reliable and eﬃcient manner is of great value in these applications, not only from a safety stand pointCited by: 4.Development of microfabricated optical chemical sensor platforms using polymer processing technology By Conor Stephen Burke (Hons) A Thesis presented to Dublin City University For The Degree Of Doctor Of Philosophy Research Supervisor: D.
MacCraith, School of Physical Sciences, Dublin City University. July AsianScientist ( ) – A research team at the Korea Advanced Institute of Science and Technology (KAIST), South Korea, has invented a high-performance and cost-effective hydrogen sensor.
Their work is published in Small. Hydrogen gas is widely considered to be one of the most promising next-generation energy resources.