Study on Efficient Locomotive Operation and Maintenance optimization of Uzbekistan railways

다국어 초록 (Multilingual Abstract)

In [1], it was noted about the independent state sovereignty of Uzbekistan, as well as the country’s achievements based on fair legislation and the priority principles of laws outlined in the Constitution and aimed at ensuring human rights and freedoms in society.

목차 (Table of Contents)

• TABLE OF CONTENTS
• Chapter 1. Characteristics of the main locomotive depot 1
• 1.1 Organization of operation of locomotives and work of locomotive crews 1
• 1.1.1 Selection of the optimal area for circulation of locomotives and work of locomotive crews 1
• 1.1.2 Calculation of locomotive utilization indicators 6
• 1.1.3 Determination of the staff of locomotive crews 7
• 1.1.4 Performance indicators of locomotive crews 8
• 1.2. Organization of locomotive repairs and design of repair areas of the locomotive depot. 10
• 1.2.1 Calculation of the locomotive repair program 13
• 1.2.2 Calculation of the locomotive repair front 15
• 1.2.3 Determination of the number of major repairs positions (stalls) in the depot 18
• 1.2.4 Design of repair areas of locomotive depots 21
• 1.2.5 Calculation of production labor force 22
• Chapter 2. Justification of the graphical method for calculating the trajectory of the speed and time of trainmovement 25
• 2.1 Algorithm for constructing a rajectory of movement speed and train running time graphically 25
• 2.2 Formulation and solution of the problem of choosing a trajectory technological process of train movement 36
• Chapter 3. Analysis of the parameters of transportation work of electric locomotives"Uzbekistan" on a hilly section of the railway 40
• 3.1 Initial data and algorithm for performing traction calculations 40
• 3.2 Methodology for performing traction calculations for electric locomotives "Uzbekistan" JSC "Uzbekistan Railways" 44
• 3.3 Justification of the energy efficiency of electric locomotives "Uzbekistan" on a hilly section of the railway track 51
• Chapter 4. Economic indicators of the main locomotive depot 73
• 4.1 Calculation of the annual repair program for the designed main locomotive depot. 74
• 4.2 Determination of the number of employees of the designed main locomotive depot 75
• 4.3 Labor productivity calculation 78
• 4.4 Determination of operating (current) costs 79
• 4.4.1 Calculation of the annual wage fund 80
• 4.4.2 Determination of social insurance contributions 82
• 4.4.3 Calculation of materials costs 82
• 4.4.4 Calculation of electrical energy costs 85
• 4.4.5 Determination of depreciation charges 86
• 4.4.6 Determination of other expenses 86
• 4.4.7 Calculation of total operating costs 88
• 4.5 Determination of the costand estimated priceof the products of the designed main locomotive depot U 88
• 4.6 Calculation of income, profit and profitability of the designed main locomotive depot Uzbekistan 90
• Chapter 5. Occupational safety 92
• 5.1 Occupational safety when operating steam boilers and pressure vessels 92
• 5.1.1 Steam boilers, superheaters, watereconomizers and hot water boilers 92
• 5.1.2 Steam and hot water pipelines 99
• 5.1.3 Pressure vessels 100
• Chapter 6. Conclusion 104