Problem statement. In the cities of Ukraine there are entire systems urban noise sources, namely: road transport, industrial and municipal enterprises, rail transport (trams, railways), air water playgrounds, stadiums sports grounds, etc. Some these sources operate in residential area, some − on its borders. area city, most powerful source noise, which is more common, traffic flows through main...

Flexible societies require flexible environments. Due to economical, ecological and social reasons it can be more efficient taking advantage of existing architecture rather than creating new buildings. A Web based information system is proposed which can support the distribution of information for ‘temporal available space’ for providers and users. Potential providers are able to store their sp...

This paper presents how an artificial neural network system can be used for recognition in number plate recognition of vehicles. This paper also describes in detail various practical problems encountered in implementing this particular application and the methods used to solve them. In reality, fraudulent practice is rather common and brings important losses to companies which manage parking ar...

Clean fuel is advocated to be used for sustainability. The number of liquefied petroleum gas (LPG) and hydrogen vehicles increasing globally. Explosion hazard a threat. On the other hand, use under consideration in Hong Kong. hazards these clean (LPG hydrogen) were studied are compared this paper. computational fluid dynamics (CFD) software Flame Acceleration Simulator (FLACS) was used. A car g...

Protection against dangerous emissions is important in every context where combustion occurs and where there is a risk of people coming in contact with exhaust gases. It is furthermore the intention that people will be present in certain surroundings, such as road tunnels, mines and garages, and therefore will also be inhaling the emitted exhaust gases – in this case coming from vehicles and ma...

Winter means handkerchiefs, and the NHS’s response this season is a campaign to the tune of the NHS Choir. Sparkling and tuneful, they extol messages to keep warm, stock up on food and hot drinks, and keep an eye out for older members of the community. But they also tell us, “See your local pharmacist at the first sign of a cold.” The NHS website repeats this: “Always seek advice from your phar...