Questions tagged [industrial-engineering]

Questions for this tag may be for improving processes or finding an efficient way to complete a task.

Filter by
Sorted by
Tagged with
0
votes
2answers
47 views

Servo Mechanism for Cheese Slicing Machine [closed]

I want to design a small electric machine that slices blocks of cheese. The mechanism would be similar to this video: https://youtu.be/UxvKLf4H44A EDIT: So heres a little bit more background, we ...
1
vote
0answers
33 views

Manufacturing with glass panels [closed]

I would like to design a 3.2-inch LCD display onto a product. The best aesthetic I have seen is using a flush glass screen front face. My product does not use touch screen. How would I go about ...
1
vote
1answer
48 views

FE Exam practice: “How many years until you're a millionaire?” [closed]

One of the early questions in the NCEES FE Industrial/Systems Exam studyguide has a solution that I can't decipher. The question is as follows: ...
1
vote
1answer
30 views

What are the charge/power connector of restaurant order pagers / buzzers called?

They look like snap buttons and used for stacking pagers for charging. Closest things I can find are socket screws and cap nuts.
1
vote
0answers
42 views

Optimizing flue gas temp for maple syrup evaporator

I have a simple maple syrup evaporator. Fuel is burned in a firebox located under 1mm stainless steel pans containing maple sap--which becomes syrup once enough water is evaporated. After passing ...
1
vote
1answer
54 views

Ceramic pressure measurement - piezoelectrical or capacitive?

Context: I'm writing about an old industrial training facility used for a petrochemical process. In this training facility, there is a 3-phase separator. On that separator is a pressure measurement. ...
1
vote
1answer
38 views

Replace Hydrogen in an air cylinder

Can we use a gas cylinder made of A6061, meant to carry air up to 300 bar, with Hydrogen up to the same pressure? If not, what is the maximum pressure that one can safely use hydrogen with?
0
votes
0answers
81 views

USB solenoid valve driver (<1A) with hit and hold

Hi I'm looking for a USB controllable (or less ideally a serial interface of some other kind) solenoid controller that can switch up to 8 small (<1A) solenoid valves with hit and hold*. The best I ...
2
votes
1answer
83 views

What can be the mechanism used in devising a machine that can arrange the dishes properly to make the cleaning faster in the messes/hotels [closed]

In hotels/messes the used plates are often placed haphazardly, and the workers need to pick the plates carefully to clean them. This leads to longer washing times and longer waiting times for ...
2
votes
2answers
68 views

In the 1980s, did radio reporters actually carry around a clunky antenna contraption on their backs to communicate with their radio station's HQs?

I've been wondering about this ever since I saw this comedy TV show as a kid called Macken ("The car repair shop" in Swedish). Originally aired 1986 in Sweden, it features absurd situations ...
1
vote
1answer
26 views

Arrow on Activity (AOA) Network Diagram

I have question-related to industrial management, actually, it is a problem on arrow on activity network diagram. I tried to solve the question my self, below are the images. If I did any mistake ...
1
vote
1answer
31 views

From advanced prototype to low-volume production

So to the point. In our project (Robotics project) we mostly use sheet metal and PLA printed parts to build. But we want to level up and be ready for an advanced run and even low-volume production of ...
1
vote
1answer
38 views

Why large industrial units combine induction and synchronous motors?

We usually use induction motors to turn electrical energy to mechanical, however synchronous motors are the machines on the other side of the grid (generation). A week ago we had a student visit to ...
0
votes
1answer
93 views

Break loose torque calculation of lock nut against rotating/acceleating bolts?

I have a Scenario where my lock nut is tightend using a prevailing torque of 14 Nm (as mentioned by the manufacturer) on to the rotor placed between bearings (But the tightening direction and the ...
-5
votes
2answers
125 views

Talking in terms of 6 sigma, why 4 ppm would be very costlier than 1 ppm (part per milion)?

In industrial manufacturing lines, there is a a limit on the number of discarded parts per million.I need to have a sense about this, e.g. How different is 4 ppm from 1 ppm and how much does it ...
0
votes
3answers
138 views

Press brake tooling for 360 tube?

I’m trying to find out if it’s possibly to form a cylinder or tube with a diameter of 1 inch using some kind of curling die for a press brake. I’ve seen dies that make small 360 degree bends like that ...
0
votes
2answers
539 views

How to calculate required torque

Currently I'm doing a personal project, but I've some doubts about the calculation process. Well, I've a platform (2.30m length x 0.32m width). This platform is supported by 4 wheels with a diameter ...
0
votes
1answer
28 views

Squirrel-cage air blower efficiency

What would be the typical efficiency of a large industrial single-stage squirrel-cage air blower? For example how many kilograms of ambient air (STP) would be moved per second by such blower which ...
3
votes
0answers
45 views

What kind of professional(s) build/design factories? [closed]

I have a small self-built food processing unit (500sqft) but it is very labor-intensive. I want to make a larger unit (45,000sqft) with 100x more output using factory machinery (automation, conveyor ...
1
vote
1answer
155 views

Modelling reactor jacket with or without insulation, how to proceed?

I am currently trying to derive a model to help estimate as precisely as possible how much time can be saved by insulating the jacket of a reactor used for eating and cooling. EDIT: I edited my post ...
1
vote
2answers
67 views

Which design to maximize friction for a device standing on concrete?

I have a device 4cm X 5cm X 15cm that stands on asphalt/concrete/road. So, the device is taller than its base which makes contact with the asphalt. I want to maximize the friction so that the device ...
1
vote
2answers
97 views

Analizing Vibrations Influence on Dynamic Weighing

I have a very sensitive scale used for dynamic weighing (by dynamic I mean that the scale and load cells are actually beneath a belt conveyor that actively weight product when it´s being transported ...
1
vote
2answers
106 views

Coating brass components cheaply

I have seen a number of products made of brass with a silver-looking coating covering the brass on the outside. These products are all quite cheap (for example a small watering can or clothes hooks). ...
0
votes
1answer
80 views

Manufacturing screw thread onto lid

I am wondering how the screw top of a container made of either aluminium or brass is manufactured at scale. A picture of the sort of thing I am talking about is below. Currently the only method I can ...
3
votes
0answers
29 views

Waste Foundry Sand as an aggregate for concrete mixes. I have a question regarding grain diameter and it's possible applications

I'm working on a project with a company that uses sand casts during moulding processes and they provided us with samples of the sand they use before it's involved in the procedure and afterwards (...
2
votes
0answers
65 views

Does a closed loop biomass-fired cogeneration/CHP make sense?

I'm working on a project concerning electricity production using biomass, and we have seen that making use of cogeneration is very attractive in order to increase the efficiency of the installation. ...
1
vote
1answer
42 views

AirFlow Measurement

I'm a software developer, who wants to create a monitoring system for an industrial airflow system. The airflow of the system is huge - between 15 and 20 cubic liters per minute. Here is my problem, ...
2
votes
1answer
89 views

Recommended compressed air source and location for separate air compression system

I am investigating what would be the most appropriate compressed air source (fan/blower/compressor) for designing a separate air compressor system. The information is as follows: the compressed air ...
1
vote
0answers
22 views

What constitutes AGILITY where Behavior-Driven and Unit Testing are concerned [closed]

This morning I had a presentation on PHPSPec which the official website describes as follows: A php toolset to drive emergent design by specification. As defined within an adjective context the ...
4
votes
1answer
7k views

How to bend copper heat pipes?

I have purchased these copper heat-pipes; however, I am wondering how to bend them without kinking them or cutting them open due to pressure on weak points/bends. These are flat copper heat pipes, so ...
1
vote
3answers
86 views

Metering pump that is either computer compatible or microcontroller compatible?

I'd like to write something in Python to automate and maintain a specific dosing formula for a couple of our processes. We need a dosing pump that either has a USB port that can interact with a ...
1
vote
1answer
382 views

What are SCADA Boxes?

I've seen the terms "SCADA boxes", "SCADA out-of-the-box", "SCADA turnkey systems" used in various articles but without a definition. I'd like to know whether the terms are synonymous and if not what ...
4
votes
1answer
154 views

3D construction [closed]

Can someone please tell you what to start with to construct a Kids Bike Trailer as 3D. It should select material and geometry. I think I should start sketching with forces (children's weight) and ...
-1
votes
1answer
228 views

How does an industrial engineer develop a process? [closed]

I would like to know what industrial engineers use for planning and developing a process: What is the most widely business analysis modeling language used (Think ...
4
votes
1answer
184 views

Is it possible to make very large diamonds using a pressure vessel at several GigaPascal pressure?

Nanocrystalline diamonds can be synthesized by direct conversion of graphite or carbon black mixed with low amount of boron (0.1%-10%) at 8-10 GPa, according to US patent No.20120255236. If some ...
1
vote
0answers
30 views

Required clearance for moving part (Push Button)

I'm designing a push button made from most likely ABS but possibly TPE, it presses a surface mount button on a PCB with 0.9mm travel. The ABS button is 8x8mm Square and travels through 4mm of ...
3
votes
1answer
58 views

How to specify the quickest movement a human can do based on MTM standards?

I am looking for a benchmark as a reference regarding the human Kinesiology that specifies the quickest movement a human can do on basic everyday movements like computer mouse clicking. As far as I ...
3
votes
2answers
281 views

Check valve in compressed air pipe network?

I am working on a building that would like to used compressed air for some pneumatic actuators. They would like to bring the air in from an adjacent building that has more than enough capacity, but ...
10
votes
4answers
21k views

Why does the stress-strain curve decrease?

This is a stress-strain diagram I have noticed that the curve decreases between points C & D and between E & F. Why does that happen? I expected the curve to always increase since the ...
4
votes
1answer
48 views

silicone injection molding - making a flexible ring

I am working with silicone injection molding as a hobby and I am wanting to make a ring. I have tried with 100% silicone and the results are a clear ring that is not quite the consistency I want. I ...
0
votes
2answers
355 views

Use of iron oxide as surface cleaning agent

Metal oxides are hard in nature, that's what my professor says. Technically Iron oxide is a metal oxide and must be hard. Then is it used in industries for surface finishing operations like buffing?...
0
votes
1answer
72 views

Industrial Engineering Program [closed]

I am a senior in high school and have been accepted into multiple engineering schools, and the top engineering school I'm looking at is OSU(industrial and systems engineering). I have noticed that ...
-1
votes
1answer
125 views

Young engineer wanting to work in the industry: is PhD worth it? [closed]

I'll soon get my engineering diploma (~MSc, from a "renowned-but-not-in-the-top-3" so-called french grande école). The degree itself is not specialized, but I mainly studied mechanical and industrial ...
0
votes
2answers
81 views

Folded/bent sheet steel design

I'm coming from the software engineering world (please don't rip me to shreds here), and I'm somewhat unfamiliar with the manufacturing process when it comes to cut and bend steel. To provide broader ...
0
votes
3answers
3k views

Amount of programming needed to become a decent industrial engineer [closed]

I am interested in becoming an industrial engineer. I know the basics of Java and Python but I cannot program well. I am wondering whether it is still possible for me to become an industrial engineer.
3
votes
2answers
357 views

Stability issues in gateleg table design

This is a table with two wings that fold down, and two legs per side that swing out for support. I'm pretty confident about this design being stable: The green section at the top is the only surface ...
0
votes
1answer
908 views

Why isn't air added to the primary reformer in ammonia production?

Is there an energy related reason why, in the production of ammonia, air is not introduced in the primary reformer? In this case we don't need the second reformer. I could think of a few reasons like ...
0
votes
1answer
68 views

What is the technical term for a document that contains the results of a final test for a specific product?

Currently, I have to design a final test for a product. I want to summarize the results in a test report. The report is automatically generated and gives a summary (quantitatively) of which ...
5
votes
4answers
386 views

How to compare utilization rates?

I have the utilization rates of several machines for each week over a year. These differ per week because of the occurrence of machine failures and changes of orders. Meaning that one week a machine ...
6
votes
2answers
358 views

Pipe seized to inaccessible coupling - how to attach a new pipe?

A friend of mine that doesn't use the internet much runs a commercial laundry. They use an old 'Manlove Tullis' laundry calendar (c. 1980) that looks like this: (click to enlarge photos) ...