RSS 1.0Biological Systems Engineering, Department of
Browse by
This community features research by faculty members and graduate students in the Department of Biological Systems Engineering at Washington State University. This department works to discover and apply scientific engineering principles and methods to the processes of the natural world and provide advanced graduate education to engineering professionals. Research emphases include agricultural automation engineering; bioenergy and bioproducts engineering; food engineering; and land, air, water resources and environmental engineering.
Sub-communities within this community
Collections in this community
Recent Submissions
-
UNDERSTANDING THE BEHAVIOR OF THE OLIGOMERIC FRACTIONS DURING PYROLYSIS OILS UPGRADING
(2017)Fast pyrolysis oils represent most viable renewable sources for production of fuels and chemicals, and they could supplement significant portion of the depleting fossil fuels in near future. Progress on their utilization ... -
Study of Enterococcus faecium NRRL B-2354 as a surrogate for Salmonella in low-moisture foods and its use in the validation of radio frequency pasteurization
(2017)Salmonella outbreaks associated with low-moisture foods (LMFs) have become a food safety concern for the food industry, government and the public. A qualified Salmonella surrogate and procedures of applying it are needed ... -
Microencapsulation of flaxseed oil using pea protein isolates
(2017)Pulses play a major role in addressing the future global food security and environmental challenges. They also contribute to balanced and healthy diets, therefore 2016 has been declared as International Year of pulses. ... -
CLIMATE CHANGE IMPACTS AND MITIGATION ON WHEAT SYSTEM IN PACIFIC NORTHWEST
(2017)Although the world’s food demand is projected to increase due to population growth, the future of the global food supply is not well understood given the complex nature of stressors such as climate change. The goal of this ... -
TERMITE’S BIOMASS DEGRADATION STRATEGY AND BIOMIMIC TREATMENT
(2017)Termite, C. formosanus, is well known for its efficient wood digestion ability. The purpose of this dissertation reesasrch is to firstly investigate the related mechanism used by termite in wood digestion and then develop ... -
PROCESSING CARROT JUICE BY SELECTED NONTHERMAL TECHNOLOGIES AS HURDLES
(2017)Nonthermal food processing technologies such as High Pressure Processing (HPP), Pulsed Electric Fields (PEF), and Ultrasound (US) are novel juice pasteurization methods. The objective of this study was to use these ... -
Novel process for producing value-added lignin-based chemicals from alkaline effluent of chemical treatment of lignocellulosic biomass
(8/4/2016)The invention discloses a novel process to make hydrophobic interaction between lignin and ABA-block-copolymers, providing solubilization or encapsulation of the lignin in block copolymer micellar systems and utilizing the ... -
Chemoselective aerobic oxidation of aliphatic alcohols in lignin in micellar system
(2016-05)A micellar catalytic system for chemoselective aerobic oxidation of primary alcohol in the diol fragment guaiacylglycerol-guaiacyl ether as one of the most common structure in lignin has been proposed. The catalyst system ... -
Aspen Modeling of the NARA Conversion Processes
(2016)The report provides a set of process flow diagrams, process parameters, and mass and energy balances, which define the NARA conversion process. The described process begins at the plant gate with the reception of forest ... -
MACHINE VISION SYSTEM FOR ROBOTIC APPLE HARVESTING IN FRUITING WALL ORCHARDS
(2016)Mechanization in agriculture is often regarded as one of the greatest human achievements in the twentieth century. These technological advancements have led to significant reduction in human effort in the production of ... -
A maneuverability study on a wheeled bin management robot in tree fruit orchard environments
(2016)An important activity during harvesting is bin management, which traditionally requires heavy use of seasonal skilled labor. Due to increased labor cost and uncertainty with labor availability in recent years, tree fruit ... -
Renewable hydrocarbons for jet fuels from biomass and plastics via microwave-induced pyrolysis and hydrogenation processes
(2016)This dissertation aims to enhance the production of aromatic hydrocarbons in the catalytic microwave-induced pyrolysis, and maximize the production of renewable cycloalkanes for jet fuels in the hydrogenation process. In ... -
Advanced upgrading of pyrolysis oil via liquid-liquid extraction and catalytically upgrading
(2015)Biomass is one of the important renewable energy sources which are used to produce carbon-based liquid fuels through biochemical and thermochemical methods. The bio–oil from the biomass pyrolysis is an intermediate and ... -
TWO-STAGE HETEROTROPHIC AND PHOTOTROPHIC CULTURE TECHNOLOGY FOR MICROALGAL BIOFUEL PRODUCTION
(2013)Microalgae are attractive feedstocks for producing renewable biofuels. In this dissertation, I developed a two-stage heterotrophic and phototrophic microalgae culture system for biofuel production. Heterotrophic cultures ... -
POLYMERIC-BASED MULTILAYER FOOD PACKAGING FILMS FOR PRESSURE-ASSISTED AND MICROWAVE-ASSISTED THERMAL STERILIZATION
(2013)Advanced food technologies such as Microwave-Assisted (MATS) and Pressure-Assisted Thermal Sterilization (PATS) of foods have the advantage of reducing processing times and the detrimental effects on food quality. However, ... -
Effect of deficit irrigation on yield, quality and grower returns of native spearmint and hops in Washington State
(2013)This study analyzed the effects of water stress levels on the yield, quality, water use efficiency and grower returns of drip irrigated native spearmint and four subsurface drip irrigated hop cultivars: Mt. Hood, Columbus, ... -
DISINFESTATION OF DRIED FRUITS USING RADIO FREQUENCY ENERGY
(2013)The goal of this research is to develop radio frequency (RF) treatments for pest control in dried fruits. The dielectric properties of five dried fruits were determined at RF and microwave (MW) frequencies and temperatures ... -
The use of 1H NMR spectroscopy to assay triglyceride content in microalgae, yeast and diatoms for biofuel production.
(3/30/2012)The need for an alternative liquid fuel source to traditional fossil fuels has led researchers to consider microalgae as such a source, especially for biodiesel and aviation fuels. Many species of microalgae produce large ... -
Channel Routing Using Discrete Hayami Convolution Method with Applications to the Water Erosion Prediction Project (WEPP) Model
(2012)The primary goal of this research was to evaluate different channel routing methods that are suitable for watershed modeling and to develop channel routing routines that can be incorporated into typical watershed models. ... -
DEVELOPMENT OF NON-CHEMICAL POSTHARVEST TREATMENTS FOR DISINFESTING AGRICULTURAL PRODUCTS
(2012)Chemical fumigation disinfestation treatments bring more and more concerns due to its hazard to environment and human health, it is necessary to develop alternative non-chemical disinfestation treatments for agricultural ...