New Design of the Hatch Cover to Increase the Carrying Capacity of the Gondola Car
			
	
 
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				1
				Faculty of Mechanics and Technology, Rzeszow University of Technology, ul. Kwiatkowskiego 4, 37-450 Stalowa Wola, Poland
				 
			 
						
				2
				Department of Development and Technical Policy, JSC "Ukrainian Railway", Jerzy Giedroyc Str. 5, 03150, Kyiv, Ukraine
				 
			 
						
				3
				Department of Wagons, Ukrainian State University of Science and Technologies, Lazaryana Str. 2, 49010, Dnipro, Ukraine
				 
			 
										
				
				
		
		 
			
			
		
		
		
		
		
		
	
							
					    		
    			 
    			
    				    					Autor do korespondencji
    					    				    				
    					Denys  Baranovskyi   
    					Faculty of Mechanics and Technology, Rzeszow University of Technology, ul. Kwiatkowskiego 4, 37-450 Stalowa Wola, Poland
    				
 
    			
				 
    			 
    		 		
			
																						 
		
	 
		
 
 
Adv. Sci. Technol. Res. J. 2022; 16(6):186-191
		
 
 
SŁOWA KLUCZOWE
DZIEDZINY
STRESZCZENIE
The paper presents a new design of the gondola car hatch cover to increase the carrying capacity. The results of calculations the CAD model of the gondola car hatch cover showed that the maximum equivalent stresses do not exceed 216.4 MPa, the maximum equivalent displacements are 3.323 mm, and the maximum equivalent strains are 6.834×10-4. A new design of the gondola car hatch cover helps reduce the tare weight of 1.2%, i.e. increase the load capacity of the gondola car of 0.9 tons. The proposed design of the gondola hatch cover allows one to reduce the amount of rolling stock in the train by one unit while maintaining the total mass of the train.