This presentation background can be used for all types of research related to minute objects that are so small that they cannot be seen with the naked eye. Latest development in microalgaebiofuel production with nano. Microalgae biodiesel technology is a hot topic which gains numerous attentions recently, a lot of interests on the oil production capability of microalgae to. Although microalgae are a promising biobased feedstock, industrial scale production is still far off. Chapter 1 illustrates the potential role of microalgae in developing a more. The author presents a stateoftheart account of research in algal production and utilization.
Winner of the standing ovation award for best powerpoint templates from presentations magazine. Then, the different aspects of the microalgae valorization into biodiesel will be considered. Ppt aquaculture practices applied to microalgae cultivation. Global industry demand, growth, forecast 20182025 the global algae biofeedback market report covers industry outlook, size, share, growth, trends, and estimation till 2025.
Jun 17, 2016 carbohydrates in microalgae exist in the forms of sugars, starch, glucose, and other polysaccharides, which are very easy to digest. Using algae for carbon dioxide capture and bio fuel production to combat climate change. The potential for microalgae as bioreactors to produce. Carbon dioxide is acquired directly from atmospheric air. Reuse of aquaculture wastewater in cultivating microalgae.
Apr 09, 2015 powerpoint presentation for microalgae undergraduate research project at upra for fall semester of 2014 1. It addresses general design considerations pertaining to reactors that use natural light and photosynthetic growth mechanisms, with an emphasis on largescale reactors. The estimation of th e world crude oil reserves is a difficult task. The evaluation of microalgae and related extraction wastes used as raw material for.
Algae represent the largest aquaculture crop on global basis algae are a major. Introduction a perspective on algal biogas 05 microalgae systems. Important design aspects include lighting, mixing, water consumption, co2 consumption, o2 removal, nutrient supply, temperature, and ph. Flocculation as a lowcost method for harvesting microalgae. Convenient live inoculants of microalgae ready to use when you need them. They are unicellular species which exist individually, or in chains or groups. Microalgae are renewable, sustainable, and economical sources of biofuels, bioactive medicinal products, and food ingredients. In this paper, we give an overview of different approaches for achieving flocculation of.
Then culturing the microalgae to a preselected target density threshold, bringing the microalgae to stationary phase, manipulating growth parameters to maximize lipid concentration and harvesting. If so, share your ppt presentation slides online with. Macroalgae, commonly known as seaweed, also have many commercial and industrial uses, but due to their size and the specific requirements of the. Ppt introduction to microalgae powerpoint presentation. This report assesses the economics of microalgae biofuels production.
Culturing microalgae using commercial media is expensive. Evaluation of oil and biomass production of novel strains from milligrams to tons. Largescale production of marine microalgae for fuel and feeds. Algae are a very large and diverse group of simple, typically autotrophic eukaryotic organisms, ranging. Over the last decades, microalgae have gained a commendable role in the rising field of biofuel production as they do not compete with food supply, reduce greenhouse gases emission, and mitigate co 2. Energy security has become a serious global issue and a lot of research is being carried out to look for economically viable and environmentfriendly alternatives. Regulation has been observed in the specific mutualism between the vitamin b 12dependent green alga lobomonas rostrata and the soil bacterium mesorhizobium loti, for which the ratio of algaltobacterial numbers equilibrated to around 1. The need to achieve higher productivityand to maintain monoculture of algae led to the. Microalgae are currently used as an important source of valuable natural biologically active molecules, such as carotenoids, chlorophyll, longchain polyunsaturated fatty acids, phycobiliproteins, carotenoids and enzymes. As photosynthetic organisms, microalgae can efficiently convert solar energy into biomass. Important design aspects include lighting, mixing, water consumption, co2 consumption, o2 removal, nutrient supply. Us8017377b1 mass culture of microalgae for lipid production.
A method to produce high density microalgae having high lipid concentration in mass culture including the steps of inoculating a vessel with microalgae at midlog phase to a depth greater than 25 cm. General characteristics of algae, classification of algae based on habitat, thallus diversity in algae, chloroplast shape variations in algae, pigmentation in algae, reproduction in algae, life cycle in algae. Microalgae, together with bacteria, form the base of the food web and provide energy for all the trophic levels above. An engineered community approach for industrial cultivation. The microalgae market report includes extensive analysis of market drivers, restraints, market trends and competitive.
Primary factors affecting growth of microalgae optimal. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. View and download powerpoint presentations on microalgae ppt. Proliferation of aquaculture is generating high amount of wastewater containing nitrogen and phosphorus and this could be a source of nutrient for cultivating microalgae thereby reducing the production costs. Depending on their different habitats, algal strains vary in their ease of cultivation under laboratory conditions. Powerpoint presentation for microalgae undergraduate research project at upra for fall semester of 2014 1. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. Microalgae in aquaculture pablo gonzalezalanis microalgae in aquaculture manage a body of water provide more food chemical fertilizers, organic materials manures. Although of short duration, those larval stages require microalgae culture facilities, which will vary with the size of the hatchery and the level of growth control. The base of the food chain in the marine environment comprises phytoplankton phytoplankton is the main producer in marine enviornment most frequently used in commercial culture operations 4. It shows that bioelectricity can be produced from the combination of tapioca wastewater and microalgae culture through the microalgaemicrobial fuel cell mmfc technology.
Find powerpoint presentations and slides using the power of, find free presentations research about microalgae ppt. A method is described for saving 30% of the world fish catch by producing fishmeal and fish oil replacement products from marine microalgae. The culture is grown in transparent tubes that lie horizontally on the ground and are connected by a network of pipes. Thus, whole dried microalgae can be used as supplements in food or feed with no limitations. They are therefore seen as promising candidates for the industrial production of biodiesel. Powerpoint presentation for microalgae undergraduate. Inexpensive culture systems using shallow 10 cm deep ponds stirred with paddle wheels in areas of high solar insolation more intensive cultivation systems becoming available algal cultivation can be 50x more productive than traditional crops potential for culture in. Marine phytoplankton are extremely tolerant to changes in salinity. Photobioreactor design for commercial biofuel production from. Powerpoint presentation for microalgae undergraduate research. Jun 05, 2014 regulation has been observed in the specific mutualism between the vitamin b 12dependent green alga lobomonas rostrata and the soil bacterium mesorhizobium loti, for which the ratio of algaltobacterial numbers equilibrated to around 1. The salinity was optimum for the cell growth at 3035 ppt, but the lipid content of 3436 % was. Algaculture is a form of aquaculture involving the farming of species of algae the majority of algae that are intentionally cultivated fall into the category of microalgae also referred to as phytoplankton, microphytes, or planktonic algae. The only solution that appears to meet futuristic needs is the use of renewable energy.
Typically, downstream processing of industrial biotechnological bulk products accounts for. Ppt introduction to microalgae powerpoint presentation free to. Cultivation and energy efficient harvesting of microalgae. Although various forms of renewable energy are being currently used, the prospects of producing carbonneutral biofuels from microalgae appear. Microalgae are a promising new source of biomass for production of food, feed, fuel, or chemicals, but the cost and energy demand of largescale production is still too high. Dr becker provides a compilation of the different methods employed worldwide for the artificial cultivation of different microalgae, including recipes for culture media, description of outdoor and indoor cultivation systems as well as harvesting and procesing methods. Algae can tolerate broad ranges of ph, salinity, temperature. Specifically, thermochemical processing of microalgae yields products, which can be used both for energy and other industrial purposes, depending on the algal strain, processing method and. Microalgae pdf microalgae pdf microalgae pdf download. Introduction to microalgae is the property of its rightful owner. Microalgae have recently attracted considerable interest worldwide, due to their extensive application potential in the renewable energy, biopharmaceutical, and nutraceutical industries. Bioprospecting for oil producing marine microalgae. In artificial culture, most grow best at a salinity that is lower than that of their native habitat. Microalgae represent a promising source of renewable biomass for the production of biofuels and valuable chemicals.
Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Reuse of aquaculture wastewater in cultivating microalgae as. Lag or induction phase this phase during which little increase in cell density occurs is relatively long when an algal culture is transferred from a plate to liquid culture. Algal cell culture encyclopedia of life support systems. Thompson encyclopedia of life support systems eolss algal cell culture peter a. Products of microalgae cultured in openpondscould only be marketed as valueadded health food supplements, specialityfeed and reagents for research. Free microbiology powerpoint template lets you study microscopic organisms in quite a lot of detail. Unialgal, petridish cultures of microalgae specially sealed for extended shelf life.
Feb 04, 2005 algal culturing techniques is a comprehensive reference on all aspects of the isolation and cultivation of marine and freshwater algae, including seaweeds. Microalgae have been experimented as a potential feedstock for biofuel generation in current era owing to its rich energy content, inflated growth rate, inexpensive culture approaches, the notable capacity of co2 fixation, and o2 addition to the environment. A key step in the isolation of microalgae is to provide culture conditions that mimic their natural habitats. The need to achieve higher productivityand to maintain monoculture of. Microalgae disks want a guaranteed live alternative for not so live hobby liquid algae cultures. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Microalgae or microphytes are microscopic algae, typically found in freshwater and marine systems, living in both the water column and sediment. Primary factors affecting growth of microalgae optimal light. Oct 10, 2018 a method is described for saving 30% of the world fish catch by producing fishmeal and fish oil replacement products from marine microalgae, the natural source of proteins and oils in the marine.
Ppt algae cultures to biofuels powerpoint presentation. To enhance the economic viability of largescale microalgae processes, all biomass components need to be valorized, requiring a multiproduct biorefinery. Microalgae, capable of performing photosynthesis, are important for life on earth. Microalgae as food and dietary supplements some of the microalgae have been consumed as food or health food due to their high nutritional value. Certain strains of alkaliphile high ph, halophile high salinity were found to thrive in outdoor by restricting the crosscontamination of other microalgal strains. Thompson csiro marine and atmospheric research, hobart, tasmania, 7000, australia. Enhancing the growth of chlorella vulgaris using indoor bioreactors supplemented with co2 gas. Ajithkumar central marine fisheries research institute post box no. Microalgae biodiesel has disadvantages such as algal lipids have less fuel value rather. Typically, downstream processing of industrial biotechnological bulk products accounts for 20.
General characters ppt general characteristics of algae ppt what are algae. An efficient lowcost method for harvesting microalgae is essential for largescale and lowcost production of microalgal biomass. Ppt microalgae in aquaculture powerpoint presentation. Microalgae isolation and basic culturing techniques. Ideally they should be cultivated, capturing the co 2 from renewable energy such as biogas facilities thereby reducing the need for biogas upgrading and thus improving the net energy return. Photobioreactor design for commercial biofuel production. This presentation background can be used for all types of research related to. However, energy efficient cultivation and harvesting technologies are necessary. Review on cultivation and thermochemical conversion of. Microalgae cultivation methods marcindebowski,marcinzielinski,miroslawkrzemieniewski, magda dudek, anna grala department of environmental protection engineering university of warmia and mazury in olsztyn k e y w o r d s. Microalgae pdf the cultivation of microalgae can play an important role in environmental. Jan 22, 20 microalgae are a promising new source of biomass for production of food, feed, fuel, or chemicals, but the cost and energy demand of largescale production is still too high. Several microalgae species have been investigated for their potential as value.
Microalgae, proximate composition, cell, culture, batch culture, continuous. In addition to this, the report provides an indepth analysis of each segment with respect to the country as well as region coupled with market dynamics. Algae as renewable energy source world bank presentation 2012. For instance, spirulina has been harvested for food by the. Microalgal culture and maintenance in marine hatcheries shoji joseph and p. Growth dynamics growth of an axenic culture of microalgae characterized by five phases 1. In this paper, the different sources of energy such as oil, conventional and unconventional biofuels like microalgae based biodiesel will be discussed.
Microalgal culture and maintenance in marine hatcheries. Jan 19, 2017 microalgae represent a promising source of renewable biomass for the production of biofuels and valuable chemicals. Pdf bioelectricity production from microalgaemicrobial. This method is used in outdoor cultivation and production of microalgae.
Microalgal culture and maintenance in marine hatcheries 95 microalgal culture and maintenance in marine hatcheries shoji joseph and p. Latest development in microalgaebiofuel production with. Algal culturing techniques is a comprehensive reference on all aspects of the isolation and cultivation of marine and freshwater algae, including seaweeds. The ph range for most cultured algal species is between 7 and 9. Microalgae are necessary for the second stage of larval development zoea and in combination with zooplankton for the third stage myses of the development of shrimps.
Microalgae in aquaculture pablo gonzalezalanis microalgae in aquaculture manage a body of water provide more food chemical fertilizers, organic materials manures, suplemetary diet microalgae in aquaculture microalgae in aquaculture bacillariophyta cyanophyta dinophyta euglenophyta microalgae in aquaculture experiment objective. The culture of microalgae, the extraction of lipids, the transesterification process and the biodiesel characteristics will be especially discussed. Currently, research is ongoing towards the advancement of microalgalbiofuel technologies. May 20, 2019 microalgae have been experimented as a potential feedstock for biofuel generation in current era owing to its rich energy content, inflated growth rate, inexpensive culture approaches, the notable capacity of co2 fixation, and o2 addition to the environment.
Observe the changes in the phytoplankton colony in a shrimp. Cultivation of microalgae using natural and manmade openponds istechnologically simple, but not necessary cheap due to the high downstream processing cost. Sampling and isolation of microalgae from natural habitats is a wellestablished procedure. Depending on the species, their sizes can range from a few micrometers. Free powerpoint templates download free powerpoint backgrounds and powerpoint slides on algae. A free powerpoint ppt presentation displayed as a flash slide show on id.