Information system for accounting and movement of mater

Information system of accounting and movement of material resources at the enterprise
Introduction 3
1 General system part 5
1.1 Technical and economic characteristics of the object 5
1.1.1 Description of the automation object 5
1.1.2 Organizational structure of the enterprise 12
1.1.3 Identifying the problem area 15
1.1.4 Description of the reference base 16
1.1.5 The economic essence of the process under consideration 20
1.2 The economic essence of the developed set of tasks 23
1.2.1 Analysis of the existing system of accounting and rationing of material consumption 23
1.2.2 Formulation of the task of improving the economic essence of tasks 25
1.3 Conceptual development of the information system 26
1.3.1 Choosing the optimal turnkey solution 26
1.3.2 Determining Resources for System Implementation 29
2 Project part 30
2.1 Description of the formulation of the complex of tasks 30
2.2 Mathematical support of a complex of tasks 30
2.2.1 Mathematical model 30
2.2.2 Algorithm Description 31
2.3 Building a functional model of the process of accounting and movement of materials. 33
2.4 Rationale for choosing a DBMS development environment 34
2.5 Information support of a complex of tasks 38




2.5.1 Information model and its description 38
2.5.2 Characteristics of input and output information 39
2.6 System interface 39
2.7 Program source code 48
2.8 Description of the complex of technical means 63
3 Organizational - economic part 66
3.1 Formation of economic information on accounting and movement of materials 66
3.2 Capital Investment Calculation 66
3.3 Calculating Program Development Costs 67
3.4 Calculation of operating costs of the computational problem 70
3.5 Calculation of indicators of economic efficiency of the project 74
4 Safety and environmental friendliness of the project 79
4.1 Hazards and hazards in the workplace 80
4.1.1 Safety assurance when machining materials by cutting 80
4.1.2 Effect of noise and vibration on the human body 82
4.2 Ensuring safe working conditions 84
4.2.1 Measurement of noise and vibration 84
4.2.2 Normalization of noise and vibration level 85
4.2.3 Calculation of noise level reduction. 87
4.2.4 Vibration and noise control measures 89
Conclusion 96
References 97
APPENDIX A 99
APPENDIX B 101
APPENDIX B 103
APPENDIX D 106
APPENDIX D 114
APPENDIX E 122