課程資訊
此頁課程資訊與臺大課程網為同步更新
課程基本資訊
| 項目 | 內容 |
| 課程名稱 | 大氣動力學一 |
| 開課學期 | 114-2 |
| 授課對象 |
地球系統科學學程 理學院院學士學位 大氣科學系 |
| 授課教師 | 吳俊傑 |
| 課號 | AtmSci3001 |
| 課程辨識碼 | 209 30110 |
| 班次 | |
| 學分 | 3 |
| 全/半年 | 半年 |
| 必/選修 | 選修 |
| 上課時間 | 星期一 1,2(8:10~10:00)星期三 1,2(8:10~10:00) |
| 上課地點 | 大氣B105 |
| 備註 | 週一單週上課。 |
課程大綱
| 項目 | 內容 |
| 課程概述 | ★★★ 上課時間：每週一、三 08:30 – 10:00 AM ★★★ (★以此上課時間為準★) ★第一次上課時間為 115/02/23 (一) 08:30 – 10:00 AM 上課地點：B105教室 0. Overview 1. Introduction – The atmospheric continuum, physical dimensions and units, scale analysis, the fundamental forces, non-inertial reference frames and apparent forces, and structure of the static atmosphere. 2. The basic conservation laws – Total differential, the vertical form of the momentum equation in rotating coordinates, the component equations in spherical coordinates, scale analysis of the equation of motion, the continuity equation, the thermodynamic energy equation, thermodynamics of the dry atmosphere. 3. Elementary application of the basic equations – The basic equation in isobaric coordinates, balanced flow, trajectories, streamlines, streamfunction, the thermal wind, vertical motion, and surface pressure tendency. 4. Circulation and vorticity – The circulation theorem, vorticity, potential vorticity, the vorticity equation, the barotropic (Rossby) potential vorticity equation, the baroclinic (Ertel) potential vorticity equation. 6. Synoptic-scale motions I: Quasi-geostrophic analysis – The observed structure of extratropical circulations, the quasi-geostrophic approximation, quasi-geostrophic prediction, diagnosis of vertical motion, idealised model of a baroclinic disturbance. 8. The planetary boundary layer – Atmospheric turbulence, turbulent kinetic energy, planetary boundary layer momentum equations, secondary circulations and spin-down. |
| 課程目標 | 課程開始時，先簡介大氣動力學的綱要，進而教授大氣之基本概念-單位，因次化，尺度分析及標準大氣之架構。繼之介紹基本守恆定律，大氣之基本方程及應用，環流、渦度之概念以及邊界層之理論；並將所學之概念應用於綜觀尺度天氣。 |
| 課程要求 | 作業請按照規定時間繳交。遲交予抄襲的作業將不予批改/計分。 |
| 預期每週課前或/與課後學習時數 | 課前 2 – 3 小時 / 每週 課後 3 – 5 小時 / 每週 |
| 參考書目 | General Meteorology: a) Wallace, J. M., and P. V. Hobbs, 2006: Atmospheric Sciences: An Introductory Survey. 2nd Ed., Academic Press, 483 pp. b) Riegel, C. A., and A. F. C. Bridger, 1992: Fundamentals of atmospheric dynamics and thermodynamics. World Scientific, 496 pp. Geophysical Fluid Dynamics: a) Kundu P. K., and Cohen I. M. 2008: Fluid Mechanics. Academic Press, 872 pp. b) Cushman-Roisin B., 1994: Introduction to Geophysical Fluid Dynamics. Prentice Hall, 320 pp. |
| 指定閱讀 | Holton, J. R. and G. J. Hakim, 2012: An Introduction to Dynamic Meteorology. 5th. Ed., Academic Press, 552 pp. |
課程進度
| 週次 | 日期 | 單元主題 |
| 第1週 | 02/23 | Class Overview Chap. 1 – A brief introduction to primitive eq. & external force |
| 第1週 | 02/25 | (1) Chap. 1 – Apparent force (Centrifugal force & Coriolis force) (2) Chap. 1 – Momentum eq., Hydrostatic balance & Hypsometric eq. |
| 第2週 | 03/02 | Chap. 1 – Geopotential height & pressure coordinate |
| 第2週 | 03/04 | Chap. 2 – Eulerian coordinate vs. Lagrangian coordinate |
| 第3週 | 03/09 | Chap. 2 – Scale analysis, Rossby number & Geostrophic wind |
| 第3週 | 03/11 | Chap. 2 – Hydrostatic approximation & the magnitude of Rossby number |
| 第4週 | 03/16 | (1) Chap. 2 – Continuity eq. (2) Chap. 2 – Thermodynamic energy eq. |
| 第4週 | 03/18 | (1) Chap. 2 – Stability (2) Review of Ch1 & Ch2 |
| 第5週 | 03/23 | (1) Chap. 3 – Primitive eq. on isobar coordinate (2) Chap. 3 – Natural coordinate (geostrophic flow, inertial flow, & cyclostrophic flow) (3) 03/27(Fri) Ch1 & Ch2 homework due |
| 第5週 | 03/25 | (1) Chap. 3 – Natural coordinate (geostrophic flow, inertial flow, & cyclostrophic flow) (2) Python class 1 (TA, Lunch Time [12:20 - 13:10]) |
| 第6週 | 03/30 | Mid-term exam Q&A |
| 第6週 | 04/01 | (1) Mid-term exam I (Ch1 & Ch2) (2) 04/03 (Fri) Ch1 & Ch2 Python exercises due |
| 第7週 | 04/06 | No class (Tomb-Sweeping Festival) |
| 第7週 | 04/08 | Chap. 3 – Gradient wind, Trajectories & Streamlines, Streamfunction (ψ) |
| 第8週 | 04/13 | Chap. 3 – Thermal wind, vertical motion, and surface pressure tendency |
| 第8週 | 04/15 | (2) Chap. 4 – Circulation & Vorticity |
| 第9週 | 04/20 | No class |
| 第9週 | 04/22 | Chap. 4 – Sea breeze & Vorticity in natural coordinates |
| 第10週 | 04/27 | Chap. 4 – Vorticity eq. & Divergence eq. |
| 第10週 | 04/29 | (1) Chap. 4 –Vorticity eq. & Divergence eq./Potential vorticity (2) 05/01 (Fri) Ch3 & Ch4 homework due |
| 第11週 | 05/04 | (1) Chap. 4 – Potential vorticity & Lee side trough (2) Review of Ch3 & Ch4 |
| 第11週 | 05/06 | Mid-term exam II (Ch3 & Ch4) |
| 第12週 | 05/11 | (1) Chap. 6 – Quasi-geostrophic approximation (2) Python class 2 (TA, Lunch Time [12:20 - 13:10]) |
| 第12週 | 05/13 | (1) Chap. 6 – Quasi-geostrophic approximation (2) Chap. 6 – Quasi-geostrophic vorticity eq. & β-plane approximation |
| 第13週 | 05/18 | (1) Chap. 6 – Quasi-geostrophic vorticity eq. & β-plane approximation (2) Chap. 6 – Tendency eq. & Omega eq. |
| 第13週 | 05/20 | Chap. 6 – Tendency eq. & Omega eq. |
| 第14週 | 05/25 | (1) Chap. 8 – Properties of BL & Boussinesq approximation (2) Chap. 8 – Reynolds averaging |
| 第14週 | 05/27 | (1) Chap. 8 – PBL momentum eq. & Bulk aerodynamic formula (2) Python class 3 (TA, Lunch Time [12:20 - 13:10]) |
| 第15週 | 06/01 | Chap. 8 – Ekman Layer |
| 第15週 | 06/03 | Chap. 8 – Ekman pumping |
| 第16週 | 06/08 | (1) Chap. 8 – Secondary circulations and spin-down effect (2) Review of Ch6 & Ch8 (3) Review of the overall class |
| 第16週 | 06/10 | (1) Final exam (Ch6 & Ch8) (2) 06/10 (Wed) Ch6 & Ch8 homework due (3) 06/12 (Fri) Ch6 & Ch8 Python exercises due |
補課資訊
| 編號 | 補課日期 | 補課開始時間 | 補課結束時間 | 補課地點或方式 |
成績評量方式
| 編號 | 項目 | 百分比 | 說明 |
| 1 | 作業 | 20% | 含手寫作業與程式作業，兩者皆分三次繳交 第一次作業範圍: Ch1 & Ch2 (手寫作業：5%；Python程式作業：2%) 第二次作業範圍: Ch3 & Ch4 (手寫作業：5%；Python程式作業：2%) 第三次作業範圍: Ch6 & Ch8 (手寫作業：5%；Python程式作業：1%) |
| 2 | 期中考 (一) | 25% | 範圍: Ch1 & Ch2 |
| 3 | 期中考 (二) | 25% | 範圍: Ch3 & Ch4 |
| 4 | 期末考 | 30% | 範圍: Ch6 & Ch8 |
針對學生困難提供學生調整方式
| 調整方式 | |
| 上課形式 | 以錄影輔助 |
| 作業繳交形式 | 學生與授課老師協議改以其他形式呈現 |
| 考試形式 | |
| 其他 | 由師生雙方議定 |
面談時間
| 編號 | 星期 | 開始時間 | 結束時間 |
| 1 | 四 | 13:20 | 15:10 |
| 備註 | 地點：大氣科學系 C403 颱風動力研究室 At Department Building C403, or by appointment. |