Guangdong Institute of Education
BTEC Center
Program: Unit Title:
HND in Applied Chemistry
Industrial Chemistry Unit No: 14
Assignment Title: Sulfonation and Drying Processes in
Synthetic Detergents
Assignment No.: II May 25, 2010 Zuoyi Chen and Zhaoxia Deng Wei Yin Qianying Wu
B876546
Issue Date:
Submission Deadline: June 28, 2010 Assessor/Tutor: Internal Verifier: Student:
Student’s Reg. No:
NOTES TO STUDENTS
? Check carefully the submission date and the instructions given with the
assignment. Late assignments will not be accepted.
? Ensure that you give yourself enough time to complete the assignment by the due
date.
? You must take responsibility for managing your own time effectively.
? If you are unable to hand in your assignment on time and have valid reasons such
as illness, you may apply (in writing) for an extension.
? Failure to achieve a PASS grade will results in a REFERRAL grade being given. ? Take great care that if you use other people’s work or ideas in your assignment,
you properly reference them in your text and any bibliography.
? When you refer to the work of other authors in your assignment, you must
practice citation by following Harvard System for Referencing.
? If you are caught plagiarizing, you could have your grade reduced to zero, or
at worst, you could be excluded from the course.
STUDENT’S DECLARATION:
I confirm that this is all my own work.
Student Signature: Qianying Wu
ASSESSMENT
Outcome/ Skill P14.2 Discuss factors affecting the selection of a chemical process for the product Criteria Evidence Pass Assessment Feedback Assess P14.3 Examine physico-chemical aspects of an industrial process Evaluate the key parameters of the reaction which determine the choice of sulfonation to the linear alkylbenzene sulfonates in manufacturing synthetic detergents (e.g. temperature, acid strength, reaction time, and ratio of oleum-to-alkylate etc.) P14.2.2 Describe and Describe and analyse the analyse the influence influence of required of required post-reaction separation and post-reaction purification processes(e.g. separation and dilution, phase separation, purification processes neutralization) P14.2.3 Evaluate the Evaluate the impact of co- and impact of co- and side-products on the overall side-products on the profitability of the process(e.g. overall profitability of nonlinear/branched alkyl the process sulfonates) P14.3.1 Explain how Explain the spray-drying energetics equilibrium process in manufacturing and yield, rates, phase detergents forementioned in equilibrium and detail separations influence the selected industrial process P14.3.2 Describe their Describe the spray-drying impact on resource process how to impact on demands resource demands (e.g. fine detergent particles, the use of dry cyclones) P14.2.1 Evaluate the parameters of the chemical reaction which determine the choice of route to the product
Advanced Grading M1 Identify and apply strategies to find appropriate solutions M1.1 Effective judgements have been made. M1.2 Complex problems with more than one variable have been explored M1.3 an effective approach to study and research has been applied Effective judgements have been made, or complex problems have been explored, or an effective approach has been applied M2 Select/design M2.1 Relevant theories and apply and techniques have been appropriate methods/techniques applied. M2.2 a range of methods and techniques have been applied. M2.3 a range of sources of information has been used. M2.4 the selection of methods and techniques/sources has been justified. M2.5 the design of methods/techniques has been justified. M2.6 complex information has been synthesised and processed. M2.7 appropriate techniques have been applied. Relevant theories, methods and techniques have been applied and justified, or complex information has been used, or appropriate techniques have been applied.
M3 Present and M3.1 The appropriate communicate structure and approach has appropriate findings been used. M3.2 coherent, logical development of principles/concepts for the intended audience. M3.3 a range of methods of presentation have been used and technical language has been accurately used. M3.4 communication has taken place in familiar and unfamiliar contexts. M3.5 the communication is appropriate for familiar and unfamiliar audiences and appropriate media have been used. D1 Use critical D1.1 Conclusions have reflection to evaluate been arrived at through own work and justify valid synthesis of ideas and have conclusions been justified. D1.2 the validity of results has been evaluated using defined criteria. D1.3 self-criticism of approach has taken place. D1.4 realistic improvements have been proposed against defined characteristics for success. M3.1 the appropriate structure and approach has been used. M3.3 a range of methods of presentation have been used and technical language has been accurately used. D1.1 conclusions have been arrived at through synthesis of ideas and have been justified. D1.2 the validity of results has been evaluated using defined criteria.
D2 Take responsibility for managing and organising activities D2.1 autonomy or independence has been demonstrated. D2.2 substantial activities, projects or investigations have been planned, managed and organised. D2.3 activities have been managed. D2.4 the unforeseen has been accommodated. D2.5 the importance of interdependence has been recognised and Achieved. D2.1 autonomy or independence has been demonstrated. D2.3 activities have been managed. D3 demonstrate convergent/lateral/ creative thinking D3.1 ideas have been generated and decisions taken. D3.2 self-evaluation has taken place. D3.3 convergent and lateral thinking have been applied. D3.4 problems have been solved. D3.5 innovation and creative thought have been applied. D3.6 receptiveness to new ideas is evident. D3.7 effective thinking has taken place in unfamiliar contexts. D3.4 problems have been solved. D3.5 innovation and creative thought have been applied. Assessor’s signature: IV agreement: √ Yes No IV signature: Student’s Feedback Student’s signature: Qianying Wu
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