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      마이페이지

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      Terms of Use

      Chapter 1 General Rule

      Article 1 (Purpose)

      The purpose of these Terms and Conditions shall be that the customer (hereinafter referred to as "Member") using all member information services (hereinafter referred to as "Service") provided by the K-MOOC (hereinafter referred to as the "Site") operated by the National Institute for Lifelong Education (hereinafter referred to as NILE) and the 'Site' specify the terms and procedures and other necessary matters regarding the use of the 'Services'.

      Article 2 (Effect and Change of Terms)

      1. This Agreement will be effective when the Member clicks the "Agree" button in response to the question "Do you agree with the Terms?"

      2. The 'Site' may change these Terms and Conditions, and the modified Terms will be announced to 'Member's for 7 days prior to the effective date and will be effective on the applicable date'

      3. If 'Member' does not agree to the modified terms, 'Member' may stop using the 'Service' and withdraw. If 'Member' continues to use the 'Services' after the terms have been changed, the 'Member' shall be deemed to have agreed to the terms of this Agreement.

      Article 3 (Regulations other than the Terms and Conditions)

      When any matters not specified in these Terms and Conditions are specified in relevant laws and regulations, they shall be governed by the relevant laws and regulations.

      Chapter 2 Membership sign-up and Service Usage

      Article 4 (Usage Contract)

      Use of the 'Service' is permitted only if the 'homepage' is permitted and the 'Member' agrees to the Terms and Conditions.

      Article 5 (Application for Use)

      1. In order to use this service, you must record your information on the form prescribed by 'this site'.

      2. The user information shown on the subscription form is considered actual data. Users who do not enter real information will not be legally protected.

      Article 6 (Approval of Use Application)

      1. The 'Site' approves the use of 'Service's when 'Member' makes a complete application by writing all matters correctly. However, the following cases are an exception.

      ① If the application is made using someone else's name

      ② If you have filed a false application for the membership application form

      ③ If you applied for the purpose of hindering social well-being, order or morals

      ④ If you interfere with another person's use of the site services or take actions such ass tealing the information

      ⑤ If you do the acts prohibited by laws and regulations and the terms from using the site

      ⑥ If you do not have enough membership requirements set by the site

      2. The information that the member enters is shown below. In addition to the information below, the 'Site' may require the 'Member' to enter additional information.

      - Required items: Email, real name, ID, password, country, gender, year of birth

      - Optional items: Place of residence, the highest level of education, purpose of enrollment

      Article 7 (Change of Contract Items and Information Retention/Use Period)

      1. The 'Member', if changes are made to the information entered when applying for 'Service', must correct it online.

      2. From the moment you register as a 'member', the 'site' can hold and use the information of 'member'.

      3. From the moment the 'Member' leaves the site, the information of the 'Member' will not be available on the site. However, in order to protect personal information, the 'Site' may retain the information of the 'Member' for 20 days from the moment when membership is withdrawn.

      Article 8 (Collection of Personal Information by Cookies)

      1. The 'Site' sends cookies to the user's personal computer to provide specialized services for each user.

      2. In order for the user to be able to use it conveniently with one login, he or she must accept cookies.

      3. Cookies are used to identify the characteristics of users who visit the 'site'.

      4. Users can selectively accept cookies by adjusting options in the web browser. If you refuse to accept cookies, you will not be able to use the services that require log-in.

      Chapter 3 Cancellation of Contract

      Article 9 (Cancellation of Contract)

      1. 'Member' may initiate complaints about the processing of member information through online.

      2. When a 'member' wishes to terminate the service use contract, he or she may request the termination of the contract by e-mail with his or her name, ID, date of birth, or you must apply for withdrawal in 'membership withdrawal' menu of member information correction.

      Article 10 (Disqualification)

      In the event of the following reasons, the 'Site' may cancel the use contract without any prior notice or terminate the service use by determining a period.

      1. If you missed the 'Basic Information' in Article 6 (2)

      2. If you register with false contents when you apply for membership

      3. If you have stolen someone's ID and password

      4. If you infringe the intellectual property rights of the site, other members or third parties

      5. If you do the act of harming social well-being and order, public morals

      6. In the event of an act that damages or causes disadvantage to others' honor

      Chapter 4 Responsibility

      Article 11 (The Obligations of the 'Site')

      1. In order to facilitate the use of the sites affiliated with the 'Site', the 'Site' may share the information of the 'Member' with the affiliated sites, and for the purpose of sharing, the 'Site' can send cookies to the computer of 'Member'.

      2. The 'Site' does not disclose or distribute the personal information of 'Member' which is known by 'Service' provision to a third party without the consent of the user. However, the following exceptions apply.

      ① If there are special regulations in laws such as Act on Financial Real Name Transaction and Confidentiality, Use and Protection of Credit Information, Basic Law of Telecommunications, Telecommunications Business Act, Local Tax Act, Consumer Protection Act, Bank of Korea Act and Criminal Procedure Act

      ② When necessary for statistical writing / academic research or market research, if it is provided in an unidentifiable form for a specific individual

      ③ The 'Site' may use all or part of the information of 'Member' as statistical data related to the business'

      ④ The 'Site' strives to ensure that the 'Service' operates consistently and reliably. If the 'Service' is interrupted for any unavoidable reason, we will do our best to repair and recover it without delay. However, in case of natural disasters, emergencies, periodic system inspections and the necessity of 'NILE', we may stop or suspend the service temporarily.

      Article 12 (Consent on the Use of 'Member' Information)

      1. NILE operates various websites in addition to this site. NILE collects member's information for the purpose of providing services of the main site and various subsites operated by NILE, and can use the collected information of members.

      2. The 'Site' may be affiliated with various education related associations and business operators for the quality of their services and may share their membership information. In such case, the 'Site' shall disclose the partnership, purpose, and contents to the Terms in this Article and shall be provided to the Affiliates after the consent of 'Member' is obtained.'

      3. The consent of the 'Member' under the provisions of this Article shall be effected by clicking the button for subscribing to the information service provided in the Terms and Conditions and the entry screen of member enrollment information.

      Article 13 (Obligations of Member)

      1. 'Member's are responsible for the management of their ID and password.

      2. 'Member' shall not assign, give, loan his or her ID to another person or allow others to use it.

      3. If your ID is used improperly, the 'Member' must notify it to NILE.

      4. "Member" can not use the data registered in the post to conduct sales activities.

      5. 'Member' must receive a notice mail from the "Site".

      Article 14 (Member Posts)

      1. Posts include all writings made by members on the various boards of the 'Site'.

      2. Any loss or problem arising out of the information posted by members and Q&A is solely the responsibility of the member, and the 'site' is not responsible for it unless it is the intention of the 'site'.

      3. In the event of any claims, lawsuits, or any other disputes against the 'site' arising out of any third party due to the member' s posting, the member shall bear the cost of the settlement and process the dispute for the site, In the event that the 'Site' compensates the third party or damages occur to the 'Site', the member shall compensate the 'Site'.

      4. The 'Site' shall delete member's post without prior notice in the event that the post of the 'Member' fall under any of the following: However, the 'site' does not have any obligation to inspect or censor the post.

      ① If you defame a third party by slander

      ② In case of contents that hinder public order or good morals

      ③ In case of infringement of copyright of the 'Site' or copyright of third party etc.

      ④ When the posting period stipulated in the 'Site is exceed

      ⑤ In case of a commercial post, a money-making advertisement, a good luck letter, etc.

      ⑥ In case of not meeting the purpose of site opening

      ⑦ When other applicable laws and regulations are violated

      5. The 'Site' can process, sell, publish, etc. using the posts registered by 'Member's.'

      Chapter 5 Information Provision

      Article 15 (Information Provision)

      The 'Site' may transmit the necessary information or advertisement to 'Member' by e-mail or letter mail. If 'Member' dose not want this, the 'Member' can refuse the information from the subscription application menu and the member information modification menu. However, we may send a notice mail of the 'Site' of Article 13 (5) to the member who has refused to receive the information.

      Chapter 6 Exemption from Responsibility and Indemnification

      Article 16 (Responsibility)

      1. The 'Site' shall not be liable for any damages incurred to the 'Member' in connection with the use of the 'Service' unless there is intent or gross negligence of the 'Site'.

      2. The 'Site' does not endorse or warrant the appropriateness, accuracy, timeliness, credibility of information, products, services, software, graphics, voice and video related to the use of the 'Service'.

      Article 17 (Exemption from Responsibility)

      'NILE' will not be held responsible for any problems occurred to 'Member if disruption of service is due to natural disasters or unavoidable circumstances.

      Article 18 (Competent Court)

      The court shall be the court having jurisdiction over the location of the "NILE" or the court under the civil procedure law of the Republic of Korea.

      The laws of the Republic of Korea shall apply to the interpretation and application of these Terms and the settlement of any dispute relating to these Terms and Conditions.

      Copyright protection policy

      Copyright protection policy

      CCL (Creative Commons License)

      CCL is a free-use license that allows others to use their creations freely under certain conditions.



      Terms and conditions of permission

      Attribution (Author Display)


      It is an essential provision included in the license that the author must be indicated, such as the author's name and source.


      Noncommercial


      The work is not available for profit. It means that in order to use for profit, a separate contract is required.


      No Derivative Works


      It means that it is prohibited to change the work or to produce secondary works using the work.


      Share Alike (Allow to change the same conditions)


      It means that secondary works should be allowed to be produced, but the same license as the original works should be applied to secondary works.



      Terms and conditions of permission




      Author Indication (CC BY)


      You must mark the author's name, title of the work, and source.







      Author Indication-Non-Profit (CC BY-NC)


      If you reveal the author, you can use it freely, but you cannot use it for profit.







      Author Indication-No Change (CC BY-ND)


      If you reveal the author, you can use it freely, but you have to use it as it is without any changes.







      Author Indication-Allow to change the same conditions (CC BY-SA)


      If you reveal the author, you can freely use it and change the work, but the same license as the one applied to the original work should be applied to the secondary work.







      Author Indication-Non-Profit-Allow to change the same conditions (CC BY-NC-SA)


      It can be used if the author is identified, and the work can be changed, but it cannot be used for profit, and the same license as the original work must be applied to the secondary work.







      Author Indication-Non-Profit-No Change (CC BY-NC-ND)


      If you reveal the author, you can use it freely, but it cannot be used for profit and must be used as it is without change.




      Multilingual settings

      Home Courses Natural Mathematics, Physics, Astronomy & Geography

      Course Introduction

      강좌 소개

      학습목표

      본 강좌는 유체역학을 수강한 기계, 건축, 토목, 조선, 화공, 항공 우주 공학과 학생들이 실제 유체역학 문제를 다룰 때 발생하는 유체거동의 물리적인 원리와 현상에 대한 메커니즘을 상세히 이해하게 한다.

      유체역학에서 배운 해석 방법론을 적용하여 실제적인 공학문제의 해석과 설계 능력을 배양시키고, 새로운 문제에 대해 창의적인 방법으로 접근할 수 있도록 유체역학적 직관력을 키우는 것이 본 강좌의 학습목표이다.

      강좌 운영 계획

      강의계획서
      차시 주차명 차시명 / 과제
      1강 차원해석 차원해석이란?
      지수법칙
      차원해석의 잇점
      버킹험의 파이정리
      차원해석의 예제 1
      차원해석의 예제 2
      차원해석의 예제 3
      주요 무차원 변수 1
      주요 무차원 변수 2
      무차원 변수의 적용
      2강 모델링과 상사 실험데이터의 상관관계
      모델링과 상사
      상사법칙
      왜곡 모델
      왜곡 모델의 적용사례
      닫힌 유로 유동
      잠긴 물체 주위의 유동
      자유표면 유동
      지배방정식의 무차원화
      무차원 지배방정식의 응용
      3강 내부유동의 특성 파이프 유동의 특성
      입구영역
      완전 발달 유동
      압력구배와 전단응력
      완전 발달 층류: 적분법
      완전 발달 층류: 미분법
      완전 발달 층류: 차원해석
      에너지방정식의 적용
      층류, 천이 및 난류
      임계 레이놀즈수
      4강 난류 파이프 유동 난류전단응력
      난류속도분포
      난류 모델링
      혼돈과 난류
      직관 손실
      마찰계수
      무디선도의 활용
      파이프 유동 해석 예 1
      파이프 유동 해석 예 2
      파이프 유동 해석 예 3
      5강 압력손실의 예측 및 유량 측정 부차적 손실
      입구 및 출구 손실
      단면변화에 따른 손실
      곡관과 2차유동
      밸브 등 배관부품
      비원형 덕트
      단일 관계
      복합 파이프 배관계
      파이프 유량계
      체적 유량계
      6강 외부유동의 특성 외부유동의 개요
      외부 유동의 분류
      항력과 양력의 개념
      외부유동 관련 무차원수
      레이놀즈수의 영향
      형상의 영향
      유동의 박리
      와유출과 Strouhal 수
      외부유동의 해석
      외부유동 해석 예
      7강 경계층 유동의 해석 경계층 이론
      평판경계층 유동의 구조
      층류, 천이 및 난류
      경계층의 두께
      배제두께, 운동량 두께
      경계층 방정식
      Blasius의 엄밀해
      운동량 적분방정식
      운동량 적분방정식의 해
      난류경계층 적분해
      중간시험
      8강 항력과 양력 마찰항력과 형상항력
      마찰항력의 특성
      항력계수와 레이놀즈수
      표면조도의 영향
      프라우드수와 마하수 영향
      균복합형상의 항력
      양력이론
      익형과 양항비
      순환과 양력
      마그누스 효과
      9강 개수로 유동 개수로유동의 특성
      표면파의 전파속도
      프라우드수의 효과
      에너지 관점에서의 고찰
      비에너지
      균일유동 근사
      Chezy 식과 Manning 식
      점진변화유동
      수력도약
      개수로유동의 유량측정
      10강 등엔트로피 압축성 운동 이상기체 열역학
      정체 물성치
      Mach 수와 음속
      압축성유동의 범주
      충격파
      등엔트로피 유동
      임계상태
      단면적이 변하는 유동
      축소노즐 유동
      이상기체의 비등엔트로피 유동
      11강 마찰과 열전달이 존재하는 압축성 유동 축소관에서의 등엔트로피유동
      축소-확대관에서의 질식된 등엔트로피유동
      이상기체의 Fanno 유동
      덕트 단열유동
      Fanno 선
      질식된 Fanno유동
      관의 길이의 영향
      이상기체의 Rayleigh유동
      수직충격파
      12강 터보기계 이론 및 특성 터보기계의 개론
      에너지 변환기계
      각운동량 보존식
      속도삼각형
      오일러의 터보기계이론
      유체기계의 동력과 효율
      펌프의 종류와 특성
      원심펌프의 해석 예
      축류펌프의 해석 예
      펌프의 이론적 고찰
      13강 터보기계의 종류 및 적용방법 펌프의 성능 특성
      펌프의 운전과 시스템
      공동현상
      유효흡입수두 (NPSH)
      펌프의 운전과 시스템
      펌프의 상사법칙
      비속도와 펌프의 선정
      터빈의 종류와 특성
      압축기
      기말시험

      강좌 수강 정보

      이수 / 평가 정보

      이수/평가정보
      퀴즈 중간고사 기말고사
      40% 30% 30%

      ※ 총 60% 이상 점수 획득 시, 이수증을 발급받을 수 있습니다.

      Preview
      Course Operators

      • 김경천 교수

        부산대학교 기계공학부 교수


      • 부산대학교 K-MOOC 운영 전담부서 (T. 051-510-3843 / E-mail : pnumooc@pusan.ac.kr )

      FAQ

      Q 이수증은 어떻게 발급되나요?

      A 강좌종료 일시 전에 주차별 퀴즈와 온라인 중간고사·기말고사에 응시하여 100점 만점에 총점 60점 이상의 점수를 취득하면 이수증을 발급 받을 수 있습니다.
      강의가 종료되기 전에 이수 조건을 충족한다면 이수증을 발급 받을 수 있습니다.

      Q 강의를 듣고 있었는데 ‘수강중인 강좌’ 목록에서 듣던 강의가 사라졌어요.

      A 이수요건을 충족하거나 강의 운영 기간 이후로는 수강 중이던 강의는 [내 강의실] - [종료한 강좌 수] 탭을 클릭하면 강의실 썸네일을 확인할 수 있고,
      썸네일을 클릭하면 강의실에 입장할 수 있습니다.

      Other / Inquiries
      에듀테크센터 | 051-510-3843

      Field Natural (Mathematics, Physics, Astronomy & Geography)

      Difficulty advanced

      Operating Institute Pusan National University

      Certificate Issuance

      Week 15 Week

      Learning recognition time 45Hour 00Minute (32Hour 07Minute)

      Course Registration Period 26.02.23 ~ 27.02.14

      Course Duration 26.03.02 ~ 27.02.21

      Phone Number 051-510-3876

      Subtitle language -

      Course language 한국어(ko)

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