Multicomponent distillation 1) Mass balances The feed flowrate is 350 kmols hr-1 and the feed composition is known: 48 mol% propene‚ 50 mol% propane and 2 mol% butane. The distillate stream composition: 99.9 mol% propene and 0.1 mol% propane. The bottom product stream contains 0.5 mol% propene but the mole fractions of propane and butane are unknown. Therefore‚ mass balances are carried out around the distillate column. Overall mass balance: F=D+B Component mass balance for propene: xFF=yDD+xBB
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Celebrations are integral part of our life‚ no matter whether it is private or public. However‚ some people feel that public celebrations are not useful and a mere wastage of time and money‚ others oppose. I feel that‚ there are so many reasons to give importance to public celebrations in our busy schedule of life. To begin with‚ celebrating national days gives us an opportunity to honor and remember the person or incident behind it. New generation will come to know the importance of these national
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Until the 1960s‚ the radio was the only significant electronics in an automobile. All other functions were entirely mechanical or electrical‚ such as the starter motor and the battery charging systems. There were no “intelligent safety systems‚” augmenting the bumper and structural members to protect occupants in case of accidents. Seat belts‚ introduced in the early 1960s‚ were for improving occupant safety and actuated completely mechanically. The driver or one of several mechanical control
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Techniques of Waste Heat Recovery Waste heat recovery is being more used more and more often today as it is becoming more effective‚ due to increasing energy prices‚ technological developments and a decrease in equipment costs. Heat recovery can be classified into three main strategies: recycling energy back into the process‚ recovering the energy for other onsite use and using it to generate electricity in combined heat and power systems. Once the system has been made as efficient as possible before
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to third world countries‚ this is called e-waste. If you don’t want this to happen‚ you can go to The Basil Action Network (BAN)‚ a company that is online and they will have a list of approved recycling centers for all your electronic equipment. “BAN is the world’s only organized group that is focused on confronting global injustice of toxic trade‚ and its impact on the environment.” When I looked further into what the government is doing about e-waste‚ I found that the Environmental Protection
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Mumbai’s Waste Disposal Problems The 110 hectare Deonar dumping ground rises up to seven stories high‚ the dumping ground was opened in 1927 and accepted approximately 1‚450‚000 tonnes of waste in 2006. Currently‚ the site has approximately 9.2 million tonnes of waste in place. Dr Neelam Rane‚ vice-president of Smoke Affected Residents Forum (SARF)‚ said‚ "Until now‚ we were agitated because garbage from all over the city was dumped but now we find even bio-medical waste is being incinerated here
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Environmental Chemistry and Analysis Prof. M.S.Subramanian MODULE 1.5 Advanced Waste Water Treatment Removal Of Suspended Solids Microstraining Coagulation and flocculation Filtration Removal of dissolved solids Ion exchange Reverse osmosis Electrodialysis Removal of nitrogen Phosphate removal (chemical treatment) Phosphate removal (biological treatment) Removal of dissolved organic compounds Adsorption Sludge treatment and disposal Disinfection 1 2 2 3 3 4 6 7 8 9 10 10 10 11 13 Indian
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Case study Questions (solved) By Mohammad Ali Janvri (Reg. No. 1011145) The carter cleaning company: the high performance work system 1. Would you recommend that the company expand their quality program? If so‚ specifically what form should it take? Answer: Meeting with the employees directly is a good way to get the accurate feedback from them in order to increase the involvement of the employees in an organization. There can be many opportunities for the Carter company for improving
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Polyethylene(LDPE) Polypropylene(PP) BASIC PROCESSES Segregation . Cleaning process . Shredding process . Collection process . 2.Wet Process Waste plastics by direct mixing with hot bitumen at 160°C Mechanical stirrer is needed Addition of stabilizers and proper cooling. Since the wet process require a lot of investment and bigger plants Not commonly used.. ADVANTAGES OF PLASTIC ROAD Use higher percentage of plastic waste. Reduce the need of bitumen by around 10%. Increase the strength
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Home Page: Welcome to UPMS: Unique Painting & Maintenance Services Pty Ltd (UPMS) is one if the premier companies in the painting‚ maintenance and epoxy flooring industry and provides variety of services for all your needs. Our goal is to provide quality services for all our clients. Our years of experience in the industry means there is no job we cannot do and we provide reliability and an efficient services. When you need a service that is reliable‚ delivered on time and provides the quality
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