Industrial engineering

Industrial engineering is a type of engineering that helps make processes, systems, and organizations work better. It aims to improve efficiency, productivity, and quality by using ideas from engineering, mathematics, and business. Industrial engineers look for ways to reduce waste, speed things up, and keep systems running smoothly.

People who study industrial engineering can find jobs in many places, such as automobile manufacturing, aerospace, healthcare, finance, and schools. They use special methods like lean manufacturing and six sigma to ensure everything works well without unnecessary waste.

Industrial engineers help design new ways to organize labor, materials, and machines so that all parts of a system run smoothly. Their work often relates to other areas, including operations research, systems engineering, and safety engineering, which makes them valuable in many industries.

History

See also: List of industrial engineers

Origins

Industrial engineering

Industrial engineering started during the Industrial Revolution when factories and mass production began. Ideas like dividing tasks into smaller parts and making parts that could be used in many products helped shape the field. The term "industrial engineer" was first used in 1901, but Frederick Taylor is known as the father of the field. Taylor focused on better ways to improve work and published his ideas in 1911. He also started the first department for industrial engineering in 1885. Frank and Lillian Gilbreth added to this by studying how people move during work. At first, industrial engineering aimed to make factories more efficient. The field became more official with the founding of the American Institute of Industrial Engineering in 1948. Today, industrial engineering is used in many areas beyond factories.

Systems Engineering

Systems engineering became important during World War II to handle complex technologies. The term was first used in 1950. Early work included managing systems like the RAF Fighter Command. The first paper on systems engineering was published in 1956. The field grew in the 1960s and 1970s, helping with big projects. In the late 1980s, groups formed to support systems engineering.

Pioneers

Frederick Taylor is known as the father of industrial engineering. He wrote a famous book and used stopwatches to time work.

Frank Gilbreth and his wife Lillian Gilbreth helped develop industrial engineering. They created basic motions called therbligs. Their work is kept at Purdue University.

Henry Gantt created the Gantt chart, a tool to organize projects. Henry Ford changed factories by using moving assembly lines.

Total quality management began in the 1940s in Japan, focusing on improving quality.

The American Institute of Industrial Engineering was formed in 1948.

Modern practice

From 1960 to 1975, decision support systems helped manage supplies better. In the 1970s, Japanese ideas improved quality and flexibility in companies worldwide. In the 1990s, managing supply chains and focusing on customers became important.

Etymology

The word "industrial" in "industrial engineering" might sound like it only relates to factories, but it really means industry in the broadest sense. Industrial engineering has grown to include any careful way to make processes, systems, or organizations work better. Over time, people have used broader names like industrial and manufacturing engineering, industrial and systems engineering, industrial engineering and operations research, or industrial engineering and management.

Sub-disciplines

Industrial engineering has many smaller areas of focus, called sub-disciplines. Some of these include:

• Work design and measurement
• Operations research and analysis
• Engineering economic analysis
• Facilities engineering and energy management
• Quality engineering and reliability engineering
• Ergonomics and human factors in engineering and design
• Operations engineering and operations management
• Supply chain management
• Engineering management
• Safety
• Information engineering
• Design and manufacturing engineering
• Product design and product development
• Systems design and systems engineering
• Facilities engineering
• Logistics
• Systems engineering
• Healthcare engineering
• Project management

Education

Industrial engineering students learn how to make work easier and more efficient. They study planning, designing systems, and using computers to solve problems. They also learn math, science, and how people use machines.

Many universities around the world offer degrees in industrial engineering. In the United States, schools like Purdue University and the University of Michigan have strong programs. Universities follow rules set by groups like ABET and the Washington Accord to make sure students get a good education. Students can earn bachelor’s, master’s, and doctoral degrees.

Undergraduate students study math, science, and engineering basics. They also take classes about making things more efficient, using statistics, and designing experiments. Graduate students can focus on topics like manufacturing, computer-aided design, and managing projects.