Environmental Engineering of Architecture

Numbering Code U-AGR05 3E153 LJ80 Year/Term 2022 ・ Second semester
Number of Credits 2 Course Type Lecture
Target Year 3rd year students Target Student
Language Japanese Day/Period Mon.2
Instructor name NAKAMURA MASASHI (Institute for Liberal Arts and Sciences Professor)
Outline and Purpose of the Course Wood is used, not only as a building material for houses, but moreover, as an interior material that residents can see and touch directly. Why is this?
In this lecture, we will describe how wood can contribute to constructing a living environment, with a focus on lumber as a material, and while considering the properties of human residents.
Course Goals ・Understand the factors required for a comfortable living environment.
・Understand how the physical properties of lumber can contribute to improving the residential nature of the living environment.
・Understand recent research trends, including the ability to explain the fundamentals of Wood and Human Relations.
Schedule and Contents 1. What is a wood house? (once)
Changes in housing construction methods, typical structures and construction methods of ordinary houses built in modern Japan will be summarized.

2. What is needed for a comfortable living environment? (once)
Factors that a comfortable living environment should have and those that impact people’s senses will be considered.

3. Humidity control performance of wood (once)
Breathing wood, often seen as a catch phrase of wooden houses, is a metaphor for the moisture absorption and release performance of wood. The performance of a humidity controlled residential environment using a number of materials will be explained.

4. Sensory and neural information processing in humans (three times)
We first summarize the common properties of the human sensory system and provide an overview on the flow of information from receptors and the nervous system involved in vision, touch, hearing, smell, and taste.

5. Thermal properties of wood and thermal sensation with contact (once)
Wood is said to be a warm material; we explain why, in relation to the thermal properties of wood.

6. Lumber's surface characteristics and tactile comfort (once)
Lumber is strong enough to be used for flooring, but soft enough to avoid injury even if one falls on it. We will discuss lumber's unique texture in relation to its surface characteristics.

7. The scent of lumber and its impacts of life (once)
The scent of lumber is recognized as one of its good qualities. Recent research results on how this can affect people are introduced.

8. Characteristics and impressions of wood grain patterns (once)
Various wood grain patterns appear on surfaces of pillars and boards in interiors. The impressions these biomaterial-specific patterns have on people will be explained.

9. Lumber colors and interiors (once)
Rooms using an abundance of wood are considered to be visually "warm," but the color of the lumber has a major impact on this. This paper explains the color measurement method and describes how lumber is viewed in interiors.

10. Study of wood and human relation (3 times)
Few studies with evidence have shown how lumber affects living spaces or residents themselves. However, data which objectively conveys the positive quality of trees is being collected by Japanese researchers. Therefore, while reviewing the current content, we will examine internal and external papers, and explain the status of study on this topic.

11. Term-end examination

12. Feedback
Evaluation Methods and Policy Evaluation standards and policies are based on the those described in the Faculty of Agriculture Handbook for the relevant year.
Regular examinations are 60-70% and reports are 20-30% of the total evaluation.
Course Requirements Lectures are based on materials and knowledge learned through experiments and practical training provided by the Department of Forest and Biomaterials Science till the first half of the third year. Therefore, it is desirable to attend the course in the second half of the third year (see "Others"). Therefore, the course is not recommended for students of other faculties.
Study outside of Class (preparation and review) We will distribute handouts for the next lecture in advance, so please review them.
Textbooks Textbooks/References In addition, monochrome printouts (handouts of lecture slides) will be distributed. Color versions available via PandA as a PDF file.
References, etc. Introduced during class
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