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(PDF) Preliminary study in open raceway for production of ...

Sep 14, 2015  Preliminary study in open raceway for production of Spirulina biomass in southern Italy. ... T OMMASI F., D ’A QUINO L., D E S IATI F., B RUNO G.L. “ Preliminary

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(PDF) Preliminary study in open raceway for production of ...

Preliminary study in open raceway for production of Spirulina biomass in southern Italy. First experience in Calabria

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Preliminary study on the economic assessment of culturing ...

Jul 23, 2020  10%  This study demonstrates that Nannochloropsis sp. can be stably cultivated in open raceway ponds for biofuel and co-product production. However, the ROI of the preliminary economic feasibility study for biofuel production alone was 48% after considering the market prices of the biodiesel, cake, and glycerol.

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(PDF) Start-up company for production of Spirulina biomass ...

The production in open raceway is limited b y. temperature. Therefore, the temperature is the most. ... Preliminary study in open raceway for production of Spirulina biomass in southern Italy ...

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Study of the flow mixing in a novel ARID raceway for algae ...

Jul 31, 2014  A novel flow field for algae raceways has been proposed, which is fundamentally different from traditional paddlewheel-driven raceways. To reduce freezing and heat loss in the raceway during cold time, the water is drained to a deep storage canal. The ground bed of the new raceway

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Study of the flow mixing in a novel open-channel raceway ...

Jul 23, 2012  OSTI.GOV Conference: Study of the flow mixing in a novel open-channel raceway for algae production. Study of the flow mixing in a novel open-channel raceway for algae production. Full Record; Other Related Research; Abstract. Study of the flow mixing in a novel open-channel raceway for algae production. Authors: Xu, ...

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A study on large scale cultivation of Microcystis ...

The study explores on upstream and downstream process in Microcystis aeruginosa for biodiesel production. The alga was isolated from temple tank, acclimatized and successfully mass cultivated in open raceway pond at semi-continuous mode. A two step combined process was designed and harvested 99.3% o

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DESIGN CONSIDERATIONS FOR RACEWAY CULTURE OF

4.2 General Dimensions of Raceway System 4.3 - Discharge from 90° V-Notch Weirs 5.1 -Sample Technique for Selection of Shrimp Spe~ies in Aquaculture 7.1 -Recommendations for Future Study in Aquaculture vi::. Page 17 26 28 I.J-2 43 62 71 101 i i ! I l I I i 1 ! l

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Automation of pilot-scale open raceway pond: A case study ...

Oct 01, 2019  Spirulina cultivation using a pilot scale automated open raceway pond was carried out to study the effect of various pH (7.5 ± 0.1, pH 8.5 ± 0.1, and pH 9.5 ± 0.1) on overall culture performance. The study was conducted in the month of March to June, 2018 using open raceway ponds facility for microalgae cultivation established at CSIR-CFTRI.

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(PDF) Long-Term Cultivation of Algae in Open-Raceway Ponds ...

includes 96.8 acres of lined, Oswald raceway production ponds (48 1.1-acre ponds and 20 2.2-acre ponds), four 0.22-acre lined, Oswald raceway starter ponds, a 5-acre harvest area , and

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Enhancing the production of astaxanthin by mixotrophic ...

Dec 05, 2019  Mixotrophic cultivation of Haematococcus is efficient to increase astaxanthin productivity. However, application of this technique in open bioreactors is restricted because of bacterial contamination. In this study, mixotrophic cultivation of Haematococcus was carried out successfully in an outdoor raceway pond. The Haematococcus cells grew on light first, and then acetate/acetic

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An integrated approach to quantifying the efficiency of ...

Jan 03, 2021  In this preliminary study, 12- and 24 h time course of enzymatic hydrolysis was performed. Enzymes were reported to rapidly convert the biomass into sugar after being added . The total carbohydrate concentration was also varied for 12 (phase1) and 24 h (phase 2) incubation, being higher under 24 h incubation (Fig. 4).

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Outdoor open pond batch production of green microalga ...

Feb 17, 2020  For biodiesel production, the microalga cultivated in both a small open oval pond and a large raceway pond exhibited nearly identical biodiesel

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A study on large scale cultivation of Microcystis ...

The study explores on upstream and downstream process in Microcystis aeruginosa for biodiesel production. The alga was isolated from temple tank, acclimatized and successfully mass cultivated in open raceway pond at semi-continuous mode. A two step combined process was designed and harvested 99.3% of biomass, the daily dry biomass productivity was recorded up to 28gm(-2)day(-1).

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IOP Conference Series: Materials Science and Engineering ...

production [13] and also be included in fish meals [14]. Hence, the aquaculture farmers can earn extra income out from the valuable plant stock harvested besides being applied to remediate the fish farm wastewater. By taking the context mentioned earlier into consideration, the aim of this study

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Utah State University [email protected]

Raceway for Algae Biofuel Production Ram Sudheer Voleti Utah State University Follow this and additional works at: https://digitalcommons.usu/etd Part of the Aerospace Engineering Commons Recommended Citation Voleti, Ram Sudheer, "Experimental Studies of Vertical Mixing in an Open Channel Raceway for Algae Biofuel Production" (2012).

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NASA - An Acre of Algae Research Reveals a Mass of ...

Jun 22, 2010  The VCERC is providing the data necessary for a full economic feasibility study of algae-to-biodiesel production within Virginia from a working algal "raceway," which is estimated to produce 3,000 gallons of biodiesel per year. The raceway is on one

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(PDF) Life cycle energy and CO2 analysis of microalgae-to ...

The overall goal of the preliminary study is to compare life cycle Lipid extraction can be achieved via a number of techniques energy and life cycle CO2 of the following: such as mechanical expulsion, solvent extraction, and supercritical fluid extraction (Demirbas and Demirbas, 2011). Various biotech- (I).

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Marine Drugs Free Full-Text Year-Round Cultivation of ...

In our previous study, we attained high biomass concentrations of 1 g/L per year (maximum 1.4 g/L) at a depth of 0.4 m , and several other studies have reported that high areal productivity can be achieved at a depth of 0.4 m in an open raceway pond [51,52]. As a result, there was no significant difference in biomass concentration between the ...

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Preliminary Study on the Activity of Phycobiliproteins ...

Nov 28, 2020  Arthrospira platensis (M. Gomont, 1892) BEA 0007B, obtained from BEA Culture Collection of Microalgae and Cyanobacteria, was cultivated outdoors at the BEA greenhouse facilities in a polypropylene open raceway pond (10 m 2; 1200 L). The open channel raceway was 6 m long, had a 1.3 m width, and 0.25 m depth.

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NASA - An Acre of Algae Research Reveals a Mass of ...

Jun 22, 2010  The VCERC is providing the data necessary for a full economic feasibility study of algae-to-biodiesel production within Virginia from a working algal "raceway," which is estimated to produce 3,000 gallons of biodiesel per year. The raceway is on one

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Preliminary Studies on Stocking Density and Production of ...

Dec 01, 1987  The results of two stocking density trials on the nursery and grow‐out stages of Epinephelus tauvina (Family: Serranidae), in PVC‐lined raceways are presented. At the nursery stage, fry of 17.1 g initial mean weight showed no significant differences in growth rate, survival rate and condition factor when stocked at densities of 200 and 400 fish/m3 over a period of 52 days. Fish grew to ...

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Study of the Flow Mixing in a Novel Open-Channel Raceway ...

Jul 23, 2013  Xu, B, Li, P, Waller, P. "Study of the Flow Mixing in a Novel Open-Channel Raceway for Algae Production." Proceedings of the ASME 2012 6th International Conference on Energy Sustainability collocated with the ASME 2012 10th International Conference on Fuel Cell Science, Engineering and Technology.

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(PDF) Preliminary study on the production of common carp ...

Preliminary study on the production of common carp cultured in freshwater river cages ... , kept open which was tied with nylon threads in the fingerlings were acclimatized to the new such a way that it could be opened to deliver feed environment in floating cages for seven days. in the cage. ... in net cage by using Powell, M.R. 1972. Cage and ...

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PAPER OPEN ACCESS Related content Preliminary study ...

Oct 30, 2019  Preliminary study : . o. ptimization of pH and salinity for biosurfactant production from Pseudomonas aeruginosa in diesel fuel and crude oil medium A Z N Ikhwani, H S Nurlaila, F D K Ferdinand, R Fachria, A E Z Hasan1*, M Yani2, I Setyawati 1 and Suryani . 1

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Automation of pilot-scale open raceway pond: A case study ...

Abstract Spirulina is known to produce high protein and phycocyanin of commercial importance with concomitant CO2 utilisation. The pH is one of the most important factors for cell growth, CO2 utilisation and controlling contamination. In this study, an indigenously developed automated system for Spirulina cultivation was used at pilot scale, where CO2 supply was aimed to provide carbon source ...

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Effective cultivation of microalgae for biofuel production ...

Jun 13, 2016  The raceway pond was an open system constructed of concrete blocks. The pond was 20 m long, 12 m wide, giving an effective culture area of 200 m 2 . Two large paddle wheels were installed apart within the raceway for mixing, and were driven by speed-adjustable motors and able to provide a flow velocity of 10–60 cm s −1 .

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Marine Drugs Free Full-Text Year-Round Cultivation of ...

In our previous study, we attained high biomass concentrations of 1 g/L per year (maximum 1.4 g/L) at a depth of 0.4 m , and several other studies have reported that high areal productivity can be achieved at a depth of 0.4 m in an open raceway pond [51,52]. As a result, there was no significant difference in biomass concentration between the ...

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Potential of Milicia excelsa ... - Open Access Journals

Bioethanol Production: A Preliminary Study Adegunloye DV* and Asefon EO Department of Microbiology, Federal University of Technology, Akure, Nigeria *Corresponding author: Adegunloye DV, Department of Microbiology, Federal University of Technology, PMB 704, Akure, Nigeria, E-mail: [email protected]

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Section 5 DEVELOPMENT OF A RACEWAY EXERCISE SYSTEM

length/s. In the study, two 75-W pumps were used to produce the exercise velocities in each 0.09 m 2 cross-sectional area raceway. This suggests that, to achieve similar velocities in a production raceway, it would require about 1,666 W/m 2 of cross-sectional area. Thus, a standard 8' × 80'

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Advances in super-intensive, zero-exchange shrimp raceways ...

Nov 02, 2012  During the initial 62 days of the production cycle, the aeration method used in the new 100-m 3 raceway system was able to support 6.5 kg shrimp/m 3 using one, 2-hp pump without an air blower. A preliminary economic analysis indicated that this system is more efficient in terms of energy and labor requirements than the previous Venturi-based ...

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Hydrodynamics of an in-pond raceway system with an ...

Jul 10, 2019  The delineation of these functions should enable improvements in fish production and water quality. In 2005, Chappell, in collaboration with a local farmer, invented an in-pond raceway system (IPRS) at Auburn University ; this system is a simplified version of the partitioned aquaculture system (PAS) that originated at Clemson University [8,9 ...

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SciELO - Brasil - CULTIVATION OF Chlorella vulgaris IN ...

ABSTRACT. In this study, we investigated the outdoor production of a microalga C. vulgaris cultured in two different media under autotrophic cultivation: Bold Basal Medium (BBM) as the control and BBM supplemented with desalination concentrate (BBM + DC) using open raceway ponds (8 m 2).Data were collected on the growth, biomass productivity and biochemical composition.

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