Assessment of the level of implementation of metrological traceability requirements specific to measurement equipment in the laboratory for explosive materials and pyrotechnic articles [PDF]
MATEC Web of Conferences, 2021 The scientific article presents a synthesis on the analysis of the implementation of metrological traceability requirements specific to measuring equipment used for performing accredited tests in the field of explosives for civil use and pyrotechnic ...
Cioara Cristian +3 more
doaj +1 more source
Research in the field of evaluation of anfo explosive preparation installations, Tests and results [PDF]
MATEC Web of Conferences, 2021 The technical-economic efficiency of rock extraction works depends significantly on the drilling and blasting works as well as the adjacent costs. The cost of the explosive is an important component in these and the generalization of the widespread use ...
Ilici Stefan +3 more
doaj +1 more source
Evaluation of the safety parameters for a permitted explosive type emulsion [PDF]
MATEC Web of Conferences, 2021 When preparing a permitted explosive recipe an energy or an explosive heat is considered, which should ensure the detonability of the system and at the same time a power that satisfies the purpose for which it will be used, under the conditions of ...
Jitea Ilie-Ciprian +3 more
doaj +1 more source
Methodology for measuring the seismic effects generated by quarry blasting works [PDF]
MATEC Web of Conferences, 2022 Exploitation of useful mineral substances by surface works is an important branch of mining activity. For rocks of low strength or weak aggregation, the method of extraction by mechanical means (excavators of various types, draglines) is successfully ...
Kovacs Attila +4 more
doaj +1 more source
The importance of seismic protection of strategic objectives, in the area of influence of useful rock quarries, in which blasting works are carried out [PDF]
MATEC Web of Conferences, 2021 In this scientific article was studied the main methods for assessing the seismic effect generated during the blasting operations with explosives, from quarries on essential infrastructure elements, in the analyzed situation - railway tunnel and ...
Garaliu-Buşoi Bogdan +4 more
doaj +1 more source
Safety assessment of industrial locations under the effects generated by controlled explosions [PDF]
MATEC Web of Conferences, 2021 The identification and consideration of various potential hazards significantly reduce the accidents in the industrial locations where specific operations with explosive materials take place.
Vasilescu Gabriel +4 more
doaj +1 more source
Best practices in the field of specific risk evaluation of pyrotechnic entertainment articles subject to legal and illegal market surveillance [PDF]
MATEC Web of Conferences, 2022 The field of pyrotechnic articles is very popular and developed, and as a result, the influx of pyrotechnic articles on the market is abundant. However, it should be noted that in addition to compliant products, which meet the applicable essential safety
Garaliu-Busoi Bogdan +4 more
doaj +1 more source
Importance of training the personnel performing specific activities related to equipment / installations operating in areas classified as with potentially explosive atmospheres [PDF]
MATEC Web of Conferences, 2020 Equipment operating in installations endangered by the occurrence of potentially explosive atmospheres have special features designed in order to make them suitable for operations in such areas.
Moldovan Lucian +4 more
doaj +1 more source
On the estimation of maximum surface temperature for cells [PDF]
MATEC Web of Conferences, 2022 In paperwork is presented the estimation of the maximum surface temperature of cells exposed to specific tests for the intrinsic safety type of protection. Particularly, it presents the thermal resistance of the short-circuit test-stand results.
Darie Marius +3 more
doaj +1 more source
3D Finite element model of a blast load in a tunnel [PDF]
Archives of Civil Engineering, 2021 This paper presents a 3D finite element analysis of the effect caused by a blast inside a reinforced concrete tunnel. The simulated explosion was caused by the crash of a heavy vehicle transporting inflammable material (LPG). The finite element technique
Giovanni Leonardi +2 more
doaj +1 more source