scholarly journals Sensors for Cryogenic Isotope-Separation Column

Sensors ◽  
2020 ◽  
Vol 20 (14) ◽  
pp. 3890
Author(s):  
Eva H. Dulf ◽  
Clement Festila

Cryogenic isotope-separation equipment is special, encountered in relative few research centers in the world. In addition to the main equipment used in the operation column, a broad range of measuring devices and actuators are involved in the technological process. The proper sensors and transducers exhibit special features; therefore, common, industrial versions cannot be used. Three types of original sensors with electronic adapters are presented in the present study: a sensor for the liquid carbon monoxide level in the boiler, a sensor for the liquid nitrogen level in the condenser and a sensor for the electrical power dissipated in the boiler. The integration of these sensors in the pilot equipment is needed for comprehensive system monitoring and control. The sensors were tested on the experimental equipment from the National Institute for Research and Development of Isotopic and Molecular Technologies from Cluj-Napoca.

2019 ◽  
Vol 5 (15) ◽  
pp. 1448-1455
Author(s):  
Venelin Terziev ◽  
Teodora Petrova

The non-motorized air systems for intelligence, monitoring and control of the earth surface have gained currency and are used for various tactic flight’s tasks and missions. The non-motorized aircrafts (NMA) and the air-monitoring systems that include board and land part are key elements of these systems. The world experience in using NMA for these uses shows that they are most suitable where the exploitation conditions are very extreme and there is an unacceptable risk for operations of piloted aviation. Such are intelligence and observation of strictly guarded sites, zones, where military operations are conducted as well as regions with large scale fires and floods. The use of people in these conditions is connected with actual threat for their lives and practically, NMA as a tool for collecting and processing of information is irreplaceable. Keywords: registration of images, methods, information systems, non-motorized aircrafts.


2020 ◽  
Author(s):  
Alexandre C. Silva ◽  
Alexandre Cardoso ◽  
Edgard A. Lamounier Jr ◽  
Camilo L. Barreto Jr ◽  
Diogo M. Azevedo ◽  
...  

This project shows the results obtained from a new strategy based on Virtual Reality techniques, which intends to minimize the issues caused on the operation of electric power substations due to the lack of spatial and functional information on the traditional operation interfaces. For this purpose, a three-dimensional interactive virtual reality environment was built in a realistic and accurate way regarding a energy electric company of Minas Gerais – Brazil (CEMIG) substation and afterwards implanted it in its operation center for tasks related to its functioning. Lastly, tests were applied to the operators to obtain results aiming at the contextualized problems.


2018 ◽  
Vol 112 ◽  
pp. 187-200 ◽  
Author(s):  
Naymã Pinto Dias ◽  
Moisés João Zotti ◽  
Pablo Montoya ◽  
Ivan Ricardo Carvalho ◽  
Dori Edson Nava

Author(s):  
O. D. Platonov ◽  
I. O. Shevtsova ◽  
O. Y. Radchenko ◽  
Y. O. Marchyk ◽  
R. O. Kovalenko

The article explores an approach to ensuring widespread and constant web access for society, state, and the world scientific community to relevant, complete, reliable, and historical data on all the results of fulfilling its statutory tasks both for the NAS of Ukraine as a whole entity and for each of its subjects separately. The same data is proposed to be used to significantly improve the internal production activities of the Academy: automation of monitoring and control of performance indicators of each subject of the Academy, automation of the assessment and certification processes of their activities, automated generation, and analysis of any reporting data on this activity. The purpose of the article is to disseminate in the scientific society of Ukraine the original concept of the systemic digital transformation of the NAS of Ukraine, which, according to the authors, presupposes, first of all, the current registration of the official results of scientific, scientific and technical, scientific and organizational, coordination, innovative, scientific and pedagogical and other activities of the Academy as a whole and each of its subjects by all scientific and leading personnel of the Academy with the corresponding automatic publication of this data about results on the public portal www.nas.gov.ua and corporate Intranet portals with authorized access for internal production use. The means of results registration are based on corporate cloud services, access to which is carried out under the digitized current job statuses of an employee in the NAS of Ukraine, membership in collegial bodies, and statuses of work orders. The first stages in the practical implementation of the concept confirmed the effectiveness of the developed approach.


2007 ◽  
Vol 7 (4) ◽  
pp. 103-110
Author(s):  
Gustaf Olsson

The growing water and sanitation crisis in the world calls for enormous efforts from water professionals as well as economic and political leaders. The climate change contributes to the acuteness of the problem, with dryer areas in some parts of the world and severe floods and rains in other parts. The European Water Supply and Sanitation Technology Platform (WSSTP) is an industry driven organisation aiming to strengthen the potential for technological innovation and the competitiveness of the European Water Industry but is also a response to global challenges and regional demands to ensure safe, secure and sustainable water and sanitation services for the benefit of industry, the society and the environment. The supply of electrical energy has to be carefully considered as a pre-requisite for water supply and sanitation. The production of biogas can be significantly increased by using instrumentation and control. The use of monitoring and control has wide consequences for safe and reliable water supply and sanitation.


2019 ◽  
Vol 64 (1) ◽  
pp. 15-34 ◽  
Author(s):  
Long Zhang ◽  
Michel Lecoq ◽  
Alexandre Latchininsky ◽  
David Hunter

Locusts and grasshoppers (Orthoptera: Acridoidea) are among the most dangerous agricultural pests. Their control is critical to food security worldwide and often requires governmental or international involvement. Although locust and grasshopper outbreaks are now better controlled and often shorter in duration and reduced in extent, large outbreaks, often promoted by climate change, continue to occur in many parts of the world. While some locust and grasshopper control systems are still curative, the recognition of the damage these pests can cause and the socioeconomic consequences of locust and grasshopper outbreaks have led to an increasing paradigm shift from crop protection to preventive management. Effective preventive management strategy relies on an improved knowledge of the pest biology and ecology and more efficient monitoring and control techniques.


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