Diploma project Automation with drawings

Automation of engine prestarting
The purchased archive contains a link and password to the archive with the diploma project

Content

List of abbreviations …………………………………………………… .... 4
Introduction ………………………………………………………………… ..5
1TECHNICAL TASK …………………………………….….… .7
1.1 Description of two-link conveyors …………………………… ..7
1.2 Operating conditions of two-link conveyors ... ... ............. 7
1.3 Technical characteristics of two-link conveyors ... ... ... 7
1.4 Assessment of the readiness of the facility for automation and
proposals for modernization or design changes in
to improve automation capabilities ... ... ........................... 11
2 TECHNICAL PROPOSAL ………………………………… .17
2.1 Selection of units and automation units ………………………… ..17
2.1.1 The list of regulated and monitored parameters ……………………………………………………………….… 19
2.1.2 Instruments for monitoring and control of engine prestarting ……………………………………………………………………… ...… 28
2.2 Alarm and interlock systems …………………… .. ……… .38
2.3 Installation of an automated system …………………………… .42
3 SPECIAL PART ………………………………………… ..48
3.1 Project software ……………………………… ... 48
3.2 Ergonomic provision of the driver's workplace:
mnemonic diagrams for control of a two-link conveyor .......... ....... 48
3.2.1 Graphical screens of the SCADA system ............................................................................. 49
3.3 The mathematical part of the project: programs for controllers,
channel base, project variables and their relationship ……………… .... 58
3.3.1 Programming methods used …………………… .... 58
3.3.2 Typical data processing function ……………………… .......... 59
3.3.3 Programmable functions of the automatic engine prestarting system ... ... ...................................... ................. 73
4 CALCULATION OF ECONOMIC EFFICIENCY ……………… 79
4.1 Ways to reduce costs through the implementation of the system ... ... ................. 79
4.2 Determination of the source of the formation of the economic effect from the automation of production ... ……………………………………………… .81
4.3 Calculation of production capacity and production program ………………………………………………………… ... …… ... 81
4.4 Calculation of production cost .. ………………………… ............ 81
4.3 Calculation of annual operating costs ………………… ...... 83
4.4 Calculation of annual efficiency from reliability improvement
systems ................................................. .................................................. ... 84
4.5 Determination of economic efficiency …………………… ..85
Conclusion ... ………………………………………………………… .86
5 SAFETY AND ENVIRONMENTAL PROJECT …………… ... 87
5.1 Analysis of hazardous and harmful production factors ... ... ..... 87
5.1.1 Physical factors ……………………………………… ........... 89
5.1.2 Chemical factors ……………………………………… .......... 91
5.1.3 Psychophysiological factors ……………………………… ... 92
5.2 Compliance with sanitary and fire safety standards
design, safety rules …………………… .... 92
5.3 Ensuring the safety of process equipment ... ... 93
5.4 Ensuring fire safety ………………………… ..… 94
5.5 Personal protective equipment for workers ………………… ... 95
5.6 A set of measures for environmental protection ………………… ...... 95
5.7 Engineering solutions and supply proposals
safety and environmental friendliness of work …………………………… ....... 96
Conclusion ……………………………………………………………… 98
References ………………. ………………………………… ...... 99