| Miniaturised ceramic sesors, originally developed for | | | | useful in many cases where you need to measure |
| the European Space Agengy(ESA). find increasing | | | | ambient conditions on Earth. |
| applications here on earth;in medical analysis , sports | | | | "One application where the sensor is particularly |
| training and even environmental protection..................... | | | | useful is measurement of the human breath.With this |
| It all began in 1993 when the institute of Space | | | | sensor we can measure oxygen ,carbon dioxide and |
| Systems(IRS) of the University of Stuttgart started | | | | obtain the results immediately something which is |
| to develop special ceramic gas sensors to measure | | | | impossible with conventional systems"."The very |
| re-entry conditions for spacegraft.The sensors were | | | | quick time makes it possible to obtain a very |
| used-at time -to measure oxygen levels in the wind | | | | accurate breath -by-breath analysis.As the sensor is |
| tunnels which tested the various heat shield materials | | | | light and very small it can be incorporated in the |
| that would be used in spacecraft design."The sensors | | | | mask and used for instance in hospitals and clinics or |
| avalible then were no good for testing spacecraft | | | | by top athletes during extrame strain |
| systems because they were big.heavy and used a lot | | | | conditions.Further development could even lead to a |
| of heating power". explains Rainer Baumann from the | | | | special mask for monitoring and evaluating the health |
| Technical University of Dresden who participated in | | | | of astronauts undertaking space mission. |
| the development of this very small type of sensor. | | | | REDUCING ENVIRONMENTAL POLLUTION |
| "so we had to develop a new type of senor to | | | | Another terrestrial applications for the sensor the |
| measure re-entry conditions for spacecraft.The | | | | researcher says that is the control of exhaust gases |
| sensors had to be very small and capable of | | | | in heating systems for home and industry.The |
| measuring oxygen at high altitudes and during | | | | majority of the man produced pollutants on the Earth |
| re-entry.Although the sensors were originally | | | | originate from burning processing in automotive |
| developed for the space programme the technology | | | | industrial and domestic applications and the sensor |
| when shown to industry at a series of presentation | | | | can be used to control and optimise these |
| by ESA's Technology Transfer Programme-attacted | | | | combustion processes."If you place the sensor in the |
| a great deal of interest for possible use in | | | | exhaust gases you can control the heaters in real |
| earth-based applications.The main mission of ESA's | | | | time by using a special algorithm and ensure that the |
| Tecnology Transfer Programme Office is to facilitate | | | | burner operates at an optimum level "says Baumann |
| the use of space technology for non-space | | | | "This system can reduce the exhaust gases that |
| applications.The TTPO is also responsible for the | | | | are harmful for the environment and at the same |
| funding of such start-up companies that will aid in the | | | | time-by ensuring the heating system works at an |
| initiative. | | | | optimum level -it can also reduse fuel consumption by |
| As a result three IRS employees, together with | | | | about 10 to 15% |
| thw former head of the IRS institute founded the | | | | SPOTTING HYDROGEN LEAKAGE |
| Germany-based company ESCUBE Space Sensor | | | | Another terrestrial application for the miniature |
| system GmbH in 2000 to further develop and market | | | | sensor is the development of handy easy-to-use |
| the sensor for use in the field of modern gas analysis. | | | | portable system to test for hydrocarbon leakage in |
| ACCURATE HUMAN BREATH ANALYSIS | | | | industrial installations such as the ones used for |
| Its very easy to find terrestrial apllication for this | | | | manufacturing fuel cells. |
| miniaturised gas sensor.It reacts very fast and this is | | | | |