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Theses/Dissertations

Honors Theses

Chemical Engineering

Western Michigan University

2023

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Full-Text Articles in Engineering

Api Drying And Packaging Technology Upgrades, Destiny Washington Apr 2023

Api Drying And Packaging Technology Upgrades, Destiny Washington

Honors Theses

Certain classes of active pharmaceutical ingredients (APIs) require higher levels of containment during handling. This project explores upgrades and new technology to improve currently used systems. The upgrades will include containment during drying and packaging while maintaining required ergonomic, industrial health, and GMP requirements. Design of this system and a full economic analysis have been performed for these upgrades.

This project details the profits and costs that are associated with the conversion of the API drying process from a batch process to a semi continuous process using an agitated thin film evaporator. The implementation of the new equipment is expected …


Air Pre-Heat System Optimization For Flash Dryers, Sophia Louden Apr 2023

Air Pre-Heat System Optimization For Flash Dryers, Sophia Louden

Honors Theses

Primient, a leading producer of food and industrial ingredients made from plant-based, renewable sources is the industrial sponsor for this project. The company is currently using Plate & Frame Heat exchangers to heat up a 40% by-weight glycol and water solution that is then used to preheat the incoming ambient air. Glycol is being added to reduce the risks of freezing in the system during the winter season. It is important to highlight that this fact affects the heat transfer properties of the liquid overall. Since air heating is a highly energy-demanding process, an outlet stream of hot water produced …


Conversion Of Biomass To Bio-Fuel Using Fast Pyrolysis With Companion Coal Gasification, Nicholas Hayes Apr 2023

Conversion Of Biomass To Bio-Fuel Using Fast Pyrolysis With Companion Coal Gasification, Nicholas Hayes

Honors Theses

The objective for this design is to determine the economic benefits of using soybeans to combine biomass pyrolysis with coal pyrolysis processes to reduce the complexity and cost of producing bio-oils. Biomass is produced in multiple industries and is converted to a usable fuel substitute for petroleum. There will be many methods to analyse the pros and cons which will be used for comparison of biomass to bio-oils reactors system which in this case would be soybeans vs coal gasification.

After thorough research, the team selected a fluidized bed reactor as the main equipment for the fast pyrolysis. The reactor …