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Pulp and Paper Technology Course Descriptions

PPT111 Introduction to Pulp & Paper Technology 3 Credits
This course serves as an introduction to the study of pulp and paper technology. It will focus on providing the student with an overview of the entire pulp and paper manufacturing process - from the tree to the shipping dock. The course defines and discusses the properties of wood and wood fibers, wood and chip handling, the various pulping methods utilized (including cooking equipment, processing of pulps, and chemical recovery), paper machine stock preparation, paper manufacture, properties and testing of pulp and paper, process control, and pulp and paper industry environmental considerations. A special section on process control and quality assurance is included.
   
PPT113 Paper Making Processes 3 Credits
This course covers basic papermaking technology. Topics include preparation of stock for papermaking, additives to papermaking stock, wet-end and dry-end paper machine operations, paper surface treatments, manufacturing of specific paper and board grades, and paper testing. Papermaking processes are discussed in the contexts of basic chemical and mechanical principles, including steam properties and paper machine wet-end chemistry.
Co-requisite: PPT111.
   
PPT115 Pulping Technology 3 Credits
This course begins with an overview of the three basic pulping technologies—mechanical pulping, sulfite pulping, and kraft pulping. Because of the increased use of recycled fiber as a fiber source, secondary fiber technology is also reviewed. Kraft pulping is the predominant industry pulping process, so major emphasis is given to this technology. The supporting chemical and mechanical principles for the pulping processes are detailed. These include the chemistry of kraft and sulfite liquors, the chemistry of black liquor recovery, recovery boiler operation, steam properties related to steam generation in recovery systems, recausticising, calcination, bleaching sequences, bleaching chemicals, and overall pulp mill recovery systems as associated with environmental concerns. The mechanical and chemical bases are provided for the mechanical pulping and secondary fiber pulping processes. The properties and testing of pulps will be discussed.
Prerequisite: PPT111;
Co-requisite: CHE101 or CHE112.
   
PPT116 Maintenance for Pulp & Paper Manufacturing Facilities 3 Credits
This course introduces various concepts and practices used in maintenance in the pulp and paper industry. Maintenance organization, work-order system(s), planning, scheduling, and work measurement and standards are reviewed in detail. Special emphasis is given to preventative maintenance, including the role of various predictive maintenance methods. Maintenance materials control and the use of computerized maintenance-management information systems are discussed. The student is introduced to new maintenance concepts such as Total Productive Maintenance (TPM) and Reliability Centered Maintenance (RCM). Practical maintenance trouble-shooting techniques are discussed. Specific maintenance safety considerations such as lockout/tagout and confined space entry are detailed. Equipment/equipment component demonstrations are provided to the student throughout the course, e.g., demonstrating various types of bearings with discussion why different types are used, showing different pump types with discussion around uses for each type, etc.
Prerequisite: PPT111.
   
PPT117 Safe Work Practices in the Pulp & Paper Industry 3 Credits
This course introduces the student to the elements of occupational safety with special emphasis on identification of safety / health hazards and unsafe work practices. The importance of Personal Protective Equipment is stressed. Methods to reduce the risk of personal injury are explained and discussed. The role of safety training in creating the proper attitude toward safety is indicated. The student is taught how to use 29 CFR 1910 Occupational Safety and Health General Industry Standard. Each element of OSHA CFR 1910.119, Process Safety Management is detailed and discussed. Special emphasis is placed on hazardous materials used in the pulp and paper manufacturing processes, boiler and recovery boiler operations and well as paper machine and related winding operations as detailed in 29 CFR 1910.261, Pulp, Paper, and Paperboard Mills. Safe work practices for maintenance personnel are outlined.
Co-requisite: PPT111.
   
PPT219 Basic Paper Industry Process Chemistry 3 Credits
This course begins with a thorough review of general chemistry principles. Following this, the chemistry associated with both pulping and papermaking is examined in depth. Kraft and sulfite pulping processes are reviewed, and as each unit operation is examined, appropriate analytical calculations are demonstrated. Polymer and carbohydrate chemistry are discussed prior to studying wet-end paper machine technology. Attention is then turned to concepts and applications of colloid chemistry to papermaking processes. The specific technology related to sheet formation, internal sizing, wet/dry strength resins and dyestuffs is explored. Other issues studied include foam control, pitch control, and first-pass retention performance on a paper machine.
Prerequisites: CHE101 or CHE112, PPT111, PPT113, PPT115.
   
PPT223 Process Instrumentation and Control 3 Credits
This course focuses on the four major areas in automatic control systems: primary measurements, signal transmission, automatic controllers, and the final control elements. Describing typical installations as applied in various pulp and papermaking processes shows how these areas work together as systems. This course also provides a basic introduction to computers and their use in the paper industry.
Prerequisites: PPT111, PPT113, PPT115.
   
PPT225 Quality Aspects of Pulp and Paper Manufacture 3 Credits
This course provides coverage of the quality aspects of the production of pulp and paper products from the perspective of Total Quality Management, including: concept of quality and variation; common and special cause systems; tools for identifying special causes; tools for systems analysis; quality improvement strategies; theory of change management; ANSI/ISO/ASQC9001 Quality Systems; and Margaret Chase Smith State Quality Award Requirements. Quality control and assurance requirements for successful mill operations are also covered.
Prerequisite: PPT111.
 
PPT227 Understanding Operating Processes 3 Credits
This course uses a fundamental engineering approach as the basis for understanding process operations found in pulp and paper facilities. The course utilizes process simulation models to illustrate basic concepts using specific examples from the pulp and paper industry. Studies include use of graphical and mathematically derived process information, use of process models, handling of process variables, process blocks and compound process blocks, and finally, putting all of these elements together to understand composite process operations.
Prerequisite: PPT111.
 
PPT229 Pulp & Paper Manufacturing & Testing Experience 2 Credits

This is a “hands-on” experience for pulp and paper technology students that reviews basic technology principles and provides students the opportunity to actually perform pulp and paper operations. For example, students will review and understand the principles used in kraft pulping and then actually cook wood chips to make pulp on a lab/pilot plant scale. Students will then measure the various pulp properties using sophisticated, modern analytical instruments. Similarly, additional reviews and experiences will include pulp bleaching, general pulp testing, stock preparation, papermaking, coating & calendering, and handsheet preparation and testing.

Prerequisites: PPT111, PPT113, and PPT115.
   



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