Does porosity by sand casting process effect the overall safety factor of a design?

Porosity is very common in casting. How can we calculate safety factor by considering the effect of porosity on the design?

08 September 2016 477 4 View

Between oval,round and flat heat exchanger, which one has better heat transfer properties?

I am currently studying on flat heat exchangers with various fins shapes for my research. The objective is to identify the best fin shape. Colburn factor and friction factor are to be calculated.

08 September 2016 8,116 4 View

Does distortion by welding effect overall safety factor of a design?

08 September 2016 8,490 3 View

Which is the most convenient manufacturing software for Additive Manufacturing?

Which tools can be used to generate machine codes for additive manufacturing?

02 March 2021 7,220 2 View

What software programs can directly simulate Additive Manufacturing Directed Energy Deposition (DED)?

I understand there are a lot of software programs that can simulate DED by going through specific modeling, simulation, and commands. For me, that was time consuming and results were not accurate....

24 February 2021 4,428 3 View

How to use Remote sensing and GIS applications for mapping the available medicinal plants within the locality/municipality?

Hello, I'm very interested in mapping and managing the conservation of the Philippine traditional medicinal plants, in which I think is very helpful in the field of medicine for further analysis...

21 February 2021 374 5 View

How to differentiate the economic productivity in agriculture and in manufacturing sector?

Most of the references I found were on the economic productivity in agriculture but very limited application in manufacturing sector. I would appreciate if anyone could share the references on...

15 February 2021 8,342 7 View

Extraction of DNA from insect samples conserved in silica gel?

Hi everybody, can anybody suggest how to extract DNA from insect samples conserved in silica gel (in my case, mosquitoes)? Does anybody know a commericial kit which does that or a particular...

10 February 2021 3,392 4 View

MAD or boxplot to detect outliers in non normally distributed data for latency and distance in animal cognition?

I am studying animal cognition and I have data about animals' latency to approach a cue and animals' distance from the cue in a test. Data are not normally distributed and when I do scatterplots...

04 February 2021 503 3 View

How could I do a simulation for the energy consumption of a CNC machine?

I'm working on my dissertation and it is about how to save energy when a CNC machine goes to idle mode. (A concept model of the idle machine energy saving in industrial manufacturing...

26 January 2021 9,620 5 View

How to add a single parameter in Ansys Additive Manufacturing Workbench parameter setting dialogue box?

Ansys 19.2 R2 and 2020 R1 versions of Additive Manufacturing Workbench is convenient for powder-based Additive Manufacturing processing. However, in this workbench, there is a machine parameter...

19 January 2021 3,017 2 View

Does use of hand sanitizer negatively impact the skin microbiome?

Hello, Most hand sanitizers contain 60-80% alcohol. Alcohol destroys organisms including bacteria, fungi, protists, and enveloped viruses by breaking down the plasma membrane. In recent...

16 January 2021 6,923 11 View

Detection of insect eggs in stored and processed products?

Currently, in order to identify insect eggs in stored or processed products (such as contaminated flour or wafer samples), staining was performed based on the method mentioned in the below...

15 January 2021 6,362 5 View