Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… This paper describes hydrogen self-ignition as a result of the formation of a shock wave in front of a high-pressure hydrogen gas propagating in the tube and the semi-confined … was based on a highpressure chamber inflating with hydrogen, burst disk failure and pressurized hydrogen …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… The areas of greatest safety concern in using hydrogen as a fuel are: the fact that hydrogen is colorless and odorless, hence hard to detect, its … discusses the System Safety Program Plan for the gaseous hydrogen transit bus, the safety analysis prepared to …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… Unlike other gases, hydrogen can promote embrittlement of structural metals at ambient temperature. The effects of high-pressure hydrogen gas on structural metals vary significantly … we provide basic guidance on selection of materials for hydrogen gas service emphasizing the need for performing …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… conducted to assess detectability of a low-level leak of hydrogen gas and the uniformity of hydrogen concentration at selected sensor placement locations … on ceiling and wall locations, and the sensors detected hydrogen early in the release and continued to measure …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… The hydrogen detection system is a key component of the hydrogen safety systems (HSS). Any HSS forms a second layer … of the explicit, quantitative requirements for hydrogen detectors allocation and actuation is proposed. The …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… In the summer of 1985 a severe hydrogen-air explosion occurred in an ammonia plant in … The pump was feeding water to a vessel containing hydrogen gas at pressure of 30 bars. This pressure caused a … through the pump and out through the failed gasket. The hydrogen reached the leakage point after about 3 minutes. The …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… Storing a hydrogen fuel cell vehicle in a garage poses a potential … hazard because of the accidents that could arise from a hydrogen leak. A series of tests examined the risk involved with hydrogen releases and deflagrations in a structure built to …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… The development of reliable hydrogen sensors is crucial for the safe use of hydrogen. One of the main concerns of end-users is sensor … assess the selectivity of commercial of the shelf (COTS) hydrogen sensors a number of sensors of different technology …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… control have driven us to look at the possibility of hydrogen as a potential source of energy for the future. … The issue of spontaneous ignition of highly pressurized hydrogen release is an important safety concern and it is … investigation of the flow physics of a high-pressure hydrogen gas released through a tube into the atmosphere. The …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… of 12 ventilation experiments with various combinations of hydrogen release rates andventilation speeds were performed … front faceand the upper backside panel, respectively. Hydrogen gas was released toward the ceiling from thecenter of the floor. The hydrogen gas was released at constant rate in each test. The …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… The ability to detect gaseous hydrogen is of critical importance to acceptance and utilization of hydrogen as an energy carrier. Micro-machined gas sensors are … been developing novel thin film materials to function as hydrogen-selective active layers on top of micro-hotplate …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… Hydrogen sensors are recognized as an important technology for facilitating the safe implementation of hydrogen as an alternative fuel, and there are numerous … assessments, including the commercial availability of hydrogen sensors with fast response times (t90 < 1 s, which …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… analysis of nuclear systems and new technologies,having hydrogen safety as the main subject of research, have been … di erent gases. Helium is commonly used as asubstitute for hydrogen. This paper deals with the phenomenological analysis … of light gas dispersion phenomenaof interest in the eld of hydrogen safety. First, a simple analytical methodology is …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… The global context for hydrogen is changing: Major Asian car manufacturers are … in Europe and there is a lot of activity and plans for hydrogen mobility and infrastructure - using wind as the major source for hydrogen as transportation fuel. By 2013 in CA funding for as …
Last Updated Fri, 05/24/2024 - 23:46
Bibliography Entry
… The lay-out requirements developed for hydrogen systems operated in industrial environment are not suitable for the operating conditions specific to hydrogen refuelling stations (service pressure of up to 95 … separation distance requirements in ISO 20100 Gaseous hydrogen ? refuelling stations [1]. In this approach, …
Last Updated Tue, 09/17/2024 - 00:37
Fuel Cell Codes and Standards
… cell power systems or similar equipment that use gaseous hydrogen from the cartridge. The fuel contained within the … to be UN Class 8 (Corrosive) materials. The compounds, in liquid state are processed through a chemical reaction within the cartridge that results in hydrogen gas (for use as a fuel) and borate solution (waste …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… dioxide as a possible but permanently removed by-product, hydrogen as a new, large scale, applicable energy carrier … some years ago to investigate hazardous properties of hydrogen in more detail and to develop special safety … in September 2009, the third International Conference on Hydrogen Safety (3rd ICHS) was held at Corsica, France. CFD …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… Hydrogen is a flammable and explosive gas that is given off … Several unknown factors are involved, the actual rate of hydrogen given off from the battery is a very important … to qualify and safe guard the enclosures for the hydrogen peril. The authors have the opinion that there is …
Last Updated Fri, 03/03/2023 - 03:46
Bibliography Entry
… Storing hydrogen inside of hollow glass spheres requires that the gas permeate through the glass walls. Hydrogen permeation through glass is relatively slow and the … leakage even with significant internal pressures. If hydrogen could be loaded and unloaded from glass microspheres …
Last Updated Sat, 11/04/2017 - 04:27
Bibliography Entry
… article, testing of an electrochemical, potentiometric hydrogen safety sensor is reported within a proposed … concentrations. The pulsed discharge scheme for achieving hydrogen selectivity holds a great potential for tackling … affect many H-2 sensor technologies. Copyright (C) 2012, Hydrogen Energy Publications, LLC. Published by Elsevier Ltd. …
