This thesis is submitted to Daffodil International University for partial success of the requirement of the degree of B.Sc. I am also grateful to the faculties of the Department of Electrical Engineering for handing over their helpful weapons in the course of the direction of our enterprise. This seen merchandise represents a tip of the iceberg situation as a great part of the electronic enterprise agency is involved in producing the component components of merchandise.
The manufacture of switches, published printed circuit boards, semiconductor gadgets, and the assembly of complex computer structures are all factors in the electronics business agency. In well-known facts about the principle of electronics are not essential for many production techniques used in the manufacture of digital products.
Objective of the Study
To understand the various requirements and the following compromises to be achieved for a regular product, the departmental form and the interaction between departments are mentioned for an everyday production organization. An evaluation of the penalty is provided and a look at the skills and their interactions with different sports. The real excellent and test sports activities are defined alongside the descriptions of the production strategies for men or women that are suitable.
Limitations
Company Profile
- Introduction
- History of Walton Hi-Tech Industries Ltd
- Achievements of Walton Hi-Tech Industries Ltd
- Clients and Products
- Quality Assurance and Work Place Environment
- Company Information
- Daily Average Production Capacity
Walton has won many international and nationwide awards and recognitions, such as some prestigious and major contemporary commercial enterprise employer awards are: 2015 Golden Globe Tiger Award in Excellence and Leadership Brand Elegance, DHL-Daily Star Bangladesh fifteenth business award 2014 for Best Enterprise in Bangladesh, Best Employer Brand Awards in Asia 2015, 1st six times Award for Highest VAT Payer in DITF amp; 2010 respectively, Second Award for Premier Pavilion Category at DITF-2015, Best Refrigerator Brand Award-2014, Best Television Brand Award- 2014, Best Local Brand Award-2014, Award of 1st for Premier Pavilion category at DITF- 2014 Global excellence, Award in 2014 for brand excellence in consumer electronics, 1st Award for Premier Pavilion category at DITF-2013, Best Sponsor Award- 2012, Creative Media Ltd. Award. BABISAS-2012, Best Brand Award (Refrigerator)-2011, 2nd Award for Premier Pavilion Category at DITF-2011, 2nd Award for Premier Pavilion Category at DITF-2010, 1st Award for Pavilion Category Premier at DITF-2009, First Prize for Premier Pavilion category at CITF-2005. Walton has gained local and worldwide recognition for her enjoyment and proven track record in a wide variety of electronic fields.
Walton is the pioneer of the growing realm of cutting-edge technology and artwork designs that has a leading market share specializing in multi-storage refrigerators, freezers, air conditioners, LED/LCD TVs, compressors, smartphones and home appliances. . As an international leader within the consumer electronics industries, Walton is absolutely committed to responsible corporate citizenship and environmental stewardship through its products, programs, practices and people.
Safety Precautions:2.8
To avoid risks in the factory, the company trains its employees in the safe handling and operation of materials and units installed in the plant. Even a small mistake in the factory can cause a serious damage, so MMM (Nab, Machine, Material) is very important.
Different Safety Signs:2.9
Man safety:2.9.1
Machine safety: 2.9.2
Material safety: 2.9.3
Power Distribution:2.10
Chapter-3
Practical Works sample Picture
CHAPTER: 4
Automation:4.1
Automation Impacts:4.2
- Component of Industrial Automation
- Magnetic Contactor 02/ HMI
- Relay
- Push lamp Switch 05.Controling Cable
- Pressure Sensor 13.Servo Motor
- Steeper Motor 23. Motion Sensor
- Introduction to Programmable Logic Controller (PLC)
Relay: A relay is an electromagnetic switch that is operated using a fairly small, electrically powered modern that can cause a miles of electrically powered modern. The heart of a relay is an electromagnet (a coil of wire that becomes a temporary magnet as energy flows through it). You can think of a relay as a kind of electrically powered lever: turn it on with a small present and it turns on any other system ("lever") with a much larger contemporary.
As the call indicates, many sensors are very sensitive pieces of digital equipment and transmit only small electrical currents. Push Button Switch: A push button transfer is a type of transfer that consists of a simple electrically operated mechanism or air switch mechanism to turn something on or off. A proximity sensor often emits an electromagnetic discipline or a beam of electromagnetic radiation (infrared, for example) and looks for changes in the field or return sign.
Capacitive sensor: A capacitive sensor is a proximity sensor that detects nearby objects through their impact on the electric field created through the sensor. Capacitive sensors share some similarities with radar in their ability to detect conductive substances, while working with wood or plastic to see through insulating substances. Substances that go with the flow emerge basically horizontally to their packing containers (or other physical restraints) due to gravity, while the maximum amount of solids accumulates in a perspective of rest to a peak.
A PROGRAMMABLE LOGIC CONTROLLER (PLC) is an industrial PC control gadget that continuously monitors the country of the input devices and makes choices based on a custom application to control the country of the output devices. Almost any production procedure can significantly enhance the use of these types of management systems. The biggest benefit of using a PLC is the ability to change and replicate the action or method while collecting and communicating vital statistics. You can combine and shape the shapes of input and output gadgets to make your utility exceptionally healthy.
History of PLC’s:4.4
What is inside a PLC: 4.5
The processor's job is to display the screen or country popularity of input gadgets, test and correct a person's best judgment, and manipulate output devices inside or outside the United States of America. RAM or Random-Access Memory is a volatile memory that can lose its statistics if electricity is removed. That's why some processor devices come with a backup battery. EEPROME or Electrically Erasable Programmable Read Only Memory is generally an upload-on-reminiscence module used to back up the primary software into the CMOS RAM.
In many cases, the processor can be programmed to load the EEPROM software into RAM if the RAM is lost or damaged.
INPUT OUTPUT MODULE:4.6
Input Module
Operation of PLC
PLC Works by always scanning the program and executing the commands one by one to toggle the various outputs on or off. Then it incorporates program scanning and makes a decision which outputs should be high according to the program logic. Then it updates those values to the output counter, making the required outputs go high.
PLC SCAN CYCLE
SCAN TIME
Programming Languages used to Program a PLC
LADDER DIAGRAM
Although Ladder Logic is the most commonly used PLC programming language, it is not the only one. 02. Functional Block Diagram (FBD) 03. Structured Text (ST). about the statement that applications in this language are like ladders, with vertical "rails" and a sequence of horizontal "runs" between them. A good judgment ladder software, also known as a ladder diagram, is very similar to a schematic for fixed relay circuits.
An argument that aided the ladder's initial common-sense adoption changed to that a wide variety of engineers and technicians might be able to understand and use it without much additional training, due to its similarity to well-known hardware systems. This argument has proven to be less applicable for the reason that most ladder logic programmers have a software background in extra conventional programming languages, and in practice implementations of ladders have common sense properties - such as sequential execution and guide to manipulate go with the flow properties - that makes the analogy to hardware really unclear.). Ladder common sense is widely used to program PLCs where sequential control of a system or manufacturing operation is required.
Good ladder judgment is useful for simple but critical structure management or for reworking old hardwired relay circuits. As common sense programmable controllers became more sophisticated, they were also used in very complex automation systems. When implemented in a programmable common sense controller, the regulations are usually achieved sequentially by software, in a loop.
By executing the loop fast enough, typically in accordance with 2d, the effect of simultaneous and in-place execution is achieved. In this way, it is much like various rule-based languages, such as spreadsheets or SQL. But real use of programmable controllers requires know-how, the limitations of the execution order of steps.
Example of a simple ladder logic program
Input Instruction
Output Instruction
Rung
TIMER
COUNTER
Lamp Glows when at Input Switch is Actuated
It should be understood that the X1 touch, the Y1 coil, the connecting wires and the "force" acting inside the personal laptop screen are all digital. They exist as commands in laptop software -- just a few application software programs -- that really require space to resemble a real relay schematic diagram. Equally essential to understand is that the private computer used to discover and modify the PLC software is not always critical to the continued operation of the PLC.
After a software program has been loaded into the PLC from the private laptop, the private computer can be disconnected from the PLC and the PLC will hold to view the programmed instructions. It includes showing the private computer within those most effective illustrations for your sake, to help understand the connection between the actual existence conditions (closing the switch and recognizing the light bulb) and the reputation of this system ("power" through digital contacts and coils digital). The right power and flexibility of a PLC is determined as we want to regulate the behavior of a manipulative machine.
Since the PLC is a programmable device, we can change its behavior by converting the instructions we provide to it, without having to reconfigure the associated electrical components. For example, suppose we wanted to characterize this switch-and-lamp circuit in a reverse manner: press the button to turn off the lamp, and start it to turn it on. The "hardware" solution might also require replacing a normally closed pushbutton transfer with the generally open switch currently in the area.
The “software program” answer is a first-class deal that is much less difficult: in reality, you can clearly adjust this gadget so that the touch X1 is generally closed instead of typically open.
Programming for Start/Stop of Motor by PLC
Starting of Motor
To Stop the Motor
PROJECT: Door Simulator Logic on PLC Using Ladder Logic
Equipment Required
Procedure
Result
Chapter-5 Conclusion
Conclusion
Recommendations
During my work I have discovered a number of problems in different parts of the machine and the test laboratory and based on these problems and the analysis of the problems I have tried to make some recommendations.
