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| ORE7202 | Emissions From Wood Drying | 3+0+0 | ECTS:7.5 | | Year / Semester | Fall Semester | | Level of Course | Third Cycle | | Status | Elective | | Department | DEPARTMENT of FOREST INDUSTRY ENGINEERING | | Prerequisites and co-requisites | None | | Mode of Delivery | Face to face, Group study, Lab work | | Contact Hours | 14 weeks - 3 hours of lectures per week | | Lecturer | -- | | Co-Lecturer | None | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | The course aim to define importance of emissions from wood drying, to determine effects of drying conditions on the emissions and effects of emission compounds on workers health and ozone layer |
| Programme Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | PO - 1 : | define and explain the importance of emissions from wood drying | 2,3,5 | 1, | | PO - 2 : | apply different test methods to determine emission compounds of softwood and hardwood | 2,3,5 | 1,4, | | PO - 3 : | determine effects of drying conditions on the emissions | 2,3,5 | 1,4, | | PO - 4 : | analyze emission factors and to propose some solutions for control of these factors. | 2,3,5 | 1, | | PO - 5 : | define legislation to reduce emissions. | 2,3,5 | 1, | | CTPO : Contribution to programme outcomes, TOA :Type of assessment (1: written exam, 2: Oral exam, 3: Homework assignment, 4: Laboratory exercise/exam, 5: Seminar / presentation, 6: Term paper), PO : Learning Outcome | | |
| Probable compounds from softwood and hardwood during drying, Effects of drying conditions on the emissions, Effects of emission compounds on workers health and ozone layer, Legislation to reduce emissions from wood drying, Emissions control and test methods to measure pollutants. |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | An introduction to wood drying, Concepts related to drying, Prupose and scope of wood drying, advantages of wood drying, methods of wood drying | | | Week 2 | Drying process application areas of wood based industries; lumber, particle, and veneer drying, drying kiln and drier types | | | Week 3 | Drying schedules, drying conditions and factors affecting emissions during drying; temperature, drying time, material size, moisture content, determination of student homework subjects | | | Week 4 | What are volatile organic compounds?, Emission compounds from wood drying, volatile organic compounds emitted softwood and hardwood, specific effects on human health | | | Week 5 | Efffects of emissions from wood drying on the human healt and environment, ozon balance and the effects of emissions on the ozone balance, researches and legislation restrictive for emissions, Clean Air Act | | | Week 6 | Prevention and control technologies for volatile organic compounds, selection and application of suitable technology; Primary and Secondary Cyclones, Wet Electrostatic Precipitators, Electrostatic Filter Beds (EFB),Regenerative Thermal Oxidizer (RTO), Regenerative Catalytic Oxidizer (RCO) Technologies | | | Week 7 | Prevention and control technologies for volatile organic compounds; Bio Filtration, Dry Electrostatic Precipitators, Baghouses, Conveyor Drying, Closed Loop Gasifying, Scrubbers technologies
| | | Week 8 | Drying techniques of softwood lumber, drying schedules, emissions prevention techniques and modification in drying schedules, suggestions | | | Week 9 | Mid-term exam | | | Week 10 | Drying techniques of hardwood lumber, drying schedules, emissions prevention techniques and modification in drying schedules, suggestions | | | Week 11 | Particle and veneer drying, drier characeristics and drying conditions , emissions prevention techniques and modification in drying conditions, suggestions | | | Week 12 | Review the former courses | | | Week 13 | Measurement methods of volatile organic compound and equipment; Chamber Method, EPA 25 A method, Method IM/CAN/WP-99.02 Impinger/Canister Source Sampling Method for Selected HAPs at Wood Products Facilities, Modified EPA 25 A Method | | | Week 14 | VOC emission limits and future plans in some developed countries | | | Week 15 | Student homework presentations | | | Week 16 | End-of-term exam | | | |
| 1 | Milota, M.R.2000; Emissions From Wood Drying, Forest Product Journal, 50, 6, 10-19. | | | 2 | EPA Office of Air Quality Planning and Standards, 1993; The Plain English Guide to The Clean Air Act, EPA-400K-93-001, U.S.A. | | | 3 | Rice, R.W. 1994; Assessing human health and environmental effects related to drying wood, USDA Forest Serv., Forest Prod. Lab., Gen. Tech. Rept. FPL-GTR-81, 14-16. | | | 4 | Shmulsky, R.2000; Influence of lumber dimension on VOC emission from kiln-drying Loblooy pine lumber, F.P.J, 50, 3, 63 ?66. | | | 5 | Shmulsky, R., Ingram, L.L., 2000; Empirical prediction of VOC emission from drying southern yellow pine lumber, F.P.J., 50, 6, 61-63. | | | 6 | Ingram, L.L, Taylor, F.W. 1994; Punsavon, V., Templeton, M.C., Identification of volatile organic compounds emitted during the drying of southern pine in pilot and laboratory experiments, USDA Forest Ser., Forest Product Lab., Tech. Rept., 35-40. | | | |
| 1 | Ingram, L.L., Shmulsky, R., Dalton, A.T., Taylor, F.W. 2000; Templeton, M.C., The Measurement of Volatile Organic Emissions From Drying Southern Pine Lumber In a Laboratory-Scale Kiln, F.P.J., 50, 4, 91-94. | | | 2 | NCASI National Council for Air and Stream Improvement, 1999; Volatile Organic Compound Emissions From Wood Products Manufacturing Facilities, Part VII-Test Methods, Quality Assurance/Quality Control Procedures and Data Analysis Protocol, Tech. Bullettin No. 774, | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 9 | | 1,50 | 50 | | End-of-term exam | 16 | | 2 | 50 | | |
| Student Work Load and its Distribution | | Type of work | Duration (hours pw) | No of weeks / Number of activity | Hours in total per term | | Yüz yüze eğitim | 3 | 14 | 42 | | Sınıf dışı çalışma | 5 | 14 | 70 | | Arasınav için hazırlık | 5 | 8 | 40 | | Arasınav | 1.5 | 1 | 1.5 | | Ödev | 2 | 10 | 20 | | Dönem sonu sınavı için hazırlık | 5 | 4 | 20 | | Dönem sonu sınavı | 2 | 1 | 2 | | Total work load | | | 195.5 |
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