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School of Engineering School of Engineering

DEPARTMENT OF MECHANICAL ENGINEERING

The mission of the University is to train students who can actively contribute to the industrial and economic progress of Hong Kong and its region, and conduct research and development which are relevant to this progress. The objective of the Department is to help accomplish this mission by providing society with competent mechanical engineers and to become one of the world's leading mechanical engineering depart- ments. The Department is recruiting high qualtty faculty and students, developing innovative and efficient teaching methods, carrying out relevant research and develop- ment, and building close ties with industry. It provides quality education to both undergraduate and postgraduate students and contributes to society, industry, and the knowledge base of engineering practice.

Departmental programmes aim to train students to deal with the technological issues of mechanical systems and advance the state of knowledge in the profession. The purpose is to prepare them to become productive and contributing members of their profession and future leaders of society, industry and academia. Four degree pro- grammes in mechanical engineering are offered: Bachelor of Engineering (BEng), Master of Science (MSc), Master of Philosophy (MPhil), and Doctor of Philosophy (PhD). The BEng in Mechanical Engineering prepares students to enter professional practice or continue study in a technical or management field after graduation.

Faculty

Head of Department : To be filled Professors :

Jay-Chung CHEN, BS Cheng Kung; MS, PhD California lnst of Tech (Director of Research Centre)

Yiu-Wing MAI, PhD Hong Kong

Gareth THOMAS, BS Univ of Wales, Cardiff; PhD, ScD Cambridge (Director of Technology Transfer Centre)

Pin TONG, BS National Taiwan; MS, PhD California lnst of Tech Senior Lecturers :

Chin-Tsau HSU, BS, MS National Taiwan; MS. PhD Stanford

See-Chun KOT, BS Univ of Illinois, U&ana-Champaign; MEng, PhD Cornell Matthew Ming-Fai WEN, BSc Hong Kong; PhD Bristol

Lecturers :

Chih-Chen CHANG, BS National Taiwan; MS, PhD Purdue Yang LENG, BS Chongqing; MS Michigan Tech; PhD Virginia Wai Ming TO, BSc Glasgow; PhD London

Tong-Yi ZHANG, MS, PhD Univ of Science & Tech, Beijng

Y i h a k ZOHAR, BS, MS Technion-Ismel lnst of Tech; PhD Univ of Southern California

Visiting Scholar :

John C. WELCH, MSc Manchester Research Associates :

Pu CHEN, BS, MS Peking; PhD Technische Hochschule Darmstadt Guangyu SHI, BS, MS Dalian Tech; PhD Georgio lnst of Tech

Undergraduate programme

The purpose of undergraduate education in the Department is to equip students with a capability for self-learning and to produce broadly educated persons with a basic knowledge of engineering and sufficient specific skills. This allows students to start their career in engineering or professional services, or to carry on postgraduate study.

Traditionally, mechanical engineers apply their knowledge of materials behav- iour and the principles of dynamics, mechanics, control, heat and mass transport, thermodynamics, system analysis, and experimental methods to the design, analysis, manufacture, and operation of mechanical systems. Modern mechanical engineers face many more challenges: designing for manufacturability, quality control, and engineering for high quality products at low cost. Electronics, optics, and computers have become an integral part of mechanical systems. There is also a variety of sophisticated tools for computer aided design and analysis. Practising engineers today are expected to effectively utilise these tools. Because of the importance of balancing social needs, economic costs and benefits, and environmental concerns in all engineering decisions, engineers must also be trained in the humanities, social sciences and management.

Engineering in Hong Kong and the region facessome particularchallenges. Most companies in this region are small, highly flexible and adapt quickly to ever changing market demand. Students must be equipped with both a broad background and relevant experience in order to be quickly effective after graduation. The Department promotes self-learning by designing the curriculum to train students to think on their own, a skill which is becoming increasingly important with rapid technological changes. One way to accomplish this is to havestudents involved in design and, therefore, we introduce design as the first course in the curriculum and follow through to the final year design project to further strengthen students' design and synthesis capabilities.

The undergraduate programme is structured in three stages. The first concen- trates on the fundamentals of mechanical engineering in solid mechanics, dynamics, fluid mechanics, thermal sciences, manufacturing, material processing, and design. It also provides students with the basic knowledge of modern electronics and computers. The second stage integrates engineering sciences with laboratory work and exposes students to state-of-the art tools and equipment. The third stagecomprisesof electives that provide students with sufficient depth in one or more areas of specialisation and with research opportunities. Integration and synthesis are emphasised throughout all three stages.

For admission, in addition to the general entrance requirements of the University, acceptable grades are required in either (1) two AL subjects (Physics and Pure Mathematics) and one AS subject (one of Applied Mathematics, Computer Applications,

School of Engineering

Mathematics and Statistics, Biology, Chemistry, or Design and Technology) or (2) three AL subjects (Physics, Pure Mathematics, and one of Applied Mathematics, Biology, or.

Chemistry).

The following semester-bysemester description of the undergraduate pro- gramme defines what courses students must complete to satisfy programme require- ments and the desirable times for taking particular courses. Students should note that all courses selected, including electives, require departmental approval. Explanations of core (C), required (R), elective (E) courses can be found on page 29.

The third-year programme is provisional.

First Year Fall Semester

MECH 102 R Statics and Dynamics [3-1-0:3]

COMP 102 C Computer Fundamentals and Programming [3-0-2:4]

H&SS E Humanities and Social Science Elective [3-0-0:3]

(1)

LANG

001 Language Skills Enhancement [O-3-1 :0]

MATH 101 R Multivariate Calculus [3-1-0:4]

MATH 151 R Differential Equations and Applications [3-1-0:4]

Spring Semester

MECH 101 R Mechanics of Solids MECH 121 R Fluid Mechanics l MECH 131

R

Thermodynamics

MECH 152 R Design and Communication MECH 182 C Experimental Methods ELEC 101 C Basic Electronics

Second Year Fall Semester

18 credits

18 credits

MECH 241 R Materials Technology I [3-1-0131

MECH 252 R Elements of Mechanical Design [2-0-4:3]

MECH 262 R System Dynamics [3-1-0131

MECH 283 R Laboratory

I

(Thermofluid Experiments) [I -0-6:3]

MECH E Mechanical Engineering Elective [3-0-0131 H&SS E Humanities and Social Science Elective [3-0-0131

18 credits

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Spring Semester

MECH 271 R Manufacturing Processes and Systems [2-0-3:3]

MECH 272 C Seminar on Design and Manufacturing [0-2-0:2]

MECH 284 R Laboratory II (Solids & Materials Experiments) [I-0-6:3]

MECH E Mechanical Engineering Elective [3-0-0:3]

ELEC 152 R M i i r s a n d A p p I - i ns [3-1-6:5]

1 6 credits

Third Year Fall Semester

MECH 398 Project Laboratory [I -0-6:3]

MECH Mechanical Engineering Elective [3-0-0:3]

MECH Mechanical Engineering Elective [3-0-0:3]

H&SS Humanities and Social Science Elective [3-0-0:3]

SB&M Business and Management Elective [3-0-0131 15 credits Spring Semester

MECH 397 Design Project [0-0-10:4]

MECH Mechanical Engineering Elective [3-0-0:3]

FREE Free Elective [3-0-0:3]

H&SS Humanities and Social Science Elective [3-0-0:3]

SB&M Business and Management Elective [3-0-0:3]

16 credits

(1) Students may be exempted from this course by the Language Centre.

A minimum of 101 credits is required forthe BEng programme in Mechanical Engineering.

A student's choice of electives may result in this minimum being exceeded.

Postgraduate Programmes and Research

The Department offers postgraduate programmes leading to the degrees of Master of Science (MSc), Master of Philosophy (MPhil), and Doctor of Philosophy (PhD) in Mechanical Engineering. The programmes aim at equipping students with the necessary skills and knowledge to meet the challenges of Hong Kong's present and future development needs.

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Master's programmes focus on strengthening the students' background in mechanical engineering, increasing their mathematical proficiency, and exposing them to the environment of engineering research and development. The PhD programme aims at imbuing students with depth in mechanical engineering and the capability of formulating and conducting independent and original research and development in their chosen field.

Applicants for admission to the postgraduate programmes normally should have completed a bachelor's degree in engineering or a related field. Qualified students may be admitted directly to the PhD programme. Students must demonstrate a sufficient command of English in addition to having basic knowledge in mechanics, dynamics, thermodynamics, materials, electronics and circuits, and design.

All students are required to complete at least one postgraduate course in each of solid mechanics, fluid mechanics, and mathematics.

Master of Science (MSc) in Mechanical Engineering

The MSc programme is for students who intend to pursue further studies or advanced work in industry. The programme normally requires one and a half years of full- time studies. The student is required to complete 30 credits of approved course work. Up to nine of the crediis may be a design project under the supervision of an advisor from either the University or industry.

Master of Philosophy (MPhil) in Mechanical Engineering

The MPhil programme differs from the MSc programme in that students are required to complete only 12 credits of postgraduate course work. In addition, students must complete a thesis to demonstrate competence in engineering research. If the student participates in an industrial project and writes the thesis on a work-related topic, the work will be supervised jointly by a facutly member of the Department and a representative from the participating company. The MPhil degree normally takes one and a half years.

Doctor of Philosophy (PhD) in Mechanical Engineering

The PhD degree is awarded upon the successful completion of an advanced study programme which includes a minimum of 24 credits of postgraduate subjects, 16 in the student's major, eight in a minor field, and a thesis of significant original research.

Students entering with a master's degree in engineering may be granted a partial waiver of credits towards fulfilling the PhD requirements.

The doctoral programme usually takes a minimum of three years of full-time studies beyond the bacheloh degree, or a minimum of two years beyond the master's degree.

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After a student enters the PhD programme, a doctoral committee will be established to supervise the programme of study and thesis. To become a doctoral candidate, the student must pass a qualifying examination no later than the end of the fourth semester of postgraduate study at HKUST. The qualifying examination consists of an oral part and/or a written part. The orallwritten examination, which covers the undergraduate and first-year postgraduate materials, evaluates the student's preparation for postgraduate study in mechanical engineering. The examination is normally taken in the third semester of postgraduate study.

Another oral examination is given by the doctoral committee after the student passes the qualifying examination. The purpose of this oral examination is to establish the student's ability to formulate and conduct original research in the chosen discipline.

Upon completion of the postgraduate study programme and the thesis, the candidate is required to defend the thesis before a thesis examination committee.

Research Activities

Hong Kong's industry is in transition and the Department is responding by supporting technology transfef and developing new technologies in the areas of manufac- turing, energy, transportation, environment, and health care. The research also makes contributions to the fundamental knowledge, engineering practice, and technology.

The main thrust of the Department's research is in manufacturing and design, supported by disciplinary research in materials, solid mechanics and thermo-fluid me- chanics. Research is conducted in several functional areas, particularly: manufacturing, materials, anddesign; energy and environment; and micro-mechanical systems. The first two are well-established in the Department while the third is an emerging research area.

Efforts in manufacturing processes place emphasis on flexibility and an inte- grated approach to design for manufacturability, inspection, maintenance, and repair.

Robotics and control research will emphasise applications in the existing factory environ- ment such as designing automated workcells to manufacture families of products.

Since the management of energy and resources is important in the transition of Hong Kong's industryfrom low-technology to high-technology, and asuccessful transition can not be achieved without assessment of the environment impact of energy utilisation and manufacturing process, departmental research objective seeks to improve energy efficiency, minimise the consumption of natural resources, and abate the discharge of pollutants. In particular, industrial development in the Pearl River Delta region poses a serious environmental threat. Industrial wastes are discharged into the estuary where the transport, dispersion and sedimentation processes of toxicwaste depend on tides, current and waves. The Department has now undertaken research in sediment transport both theoretically and experimentally, and is actively participating in the development of the proposed Institute of Environmental Science and will play the key role in the study of atmospheric dispersion, noise, and air and water pollution.

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With the support of China Light and Power, the Department will build an environmental wind-waves channel to serve as the main facility for studying the wave dynamics, air-sea interaction, current generation, wind engineering and atmospheric dispersion in orderto improve the management of the air, coastal and ocean environment, including typhoon conditions. The combination of intense development and unusually high wind loading makes Hong Kong one of the most challenging locations for applications at structural dynamics.

Micro-mechanical systems is an area of special interest to the Department, which will initially concentrate on the applications of micro-mechanical technology, primarily microsensors, and the fundamentals of micro-mechanics.

The field of computational mechanics has steadily grown into one of the most important engineering disaplines and the Department will further develop its currently strong research group.

Faculty Research Interests

Professor Jay-Chung CHEN, Director of Research Centre

Structural dynamics, including the development of analytical and experimental methods, testlanalysis correlation criteria, dynamic test of complex structural systems, structural system identification, damage assessment and structure-control interaction.

Professor Yiu-Wing MA1

Mechanical behaviour of materials; fracture mechanics and composite technol- ogy.

Professor Gareth THOMAS, Director of Technology Transfer Centre

Materials science engineering, relationships of microstructure and properties in materials and electron microscopy.

Professor Pin TONG

Solid mechanics, fracture, finite element methods, structural integrity, micromechanics, and computational mechanics.

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Dr Chin-Tsau HSU, Senior Lecturer

Heat and mass transfer in porous medium; microelectronic cooling; ocean wave dynamics; air-sea interaction.

Dr See-Chun KOT, Senior Lecturer

Computational and environmental fluid mechanics, field studies; physical and computer modelling of atmospheric dispersion in urban areas.

Dr Matthew Ming-Fai YUEN, Senior Lecturer

Design theory, computer-aided design and manufacturing, intelligent CADICAM systems, numerical control of machine tools, novel manufacturing processes, vibration control.

Dr Chih-Chen CHANG, Lecturer Structural dynamics.

Dr Yang LENG, Lecturer

Mechanical behaviour1micros~ructure relationships; metal matrix and polymer composites; advanced alloys; fracture and fatigueat elevated temperature; novel processing of new materials.

Dr Wai Ming TO, Lecturer

Experimental modal analysis, sensitivity analysis of mechanical structures, model updating and vibro-acoustic study.

Dr Tong-Yi ZHANG, Lecturer Materials.

Dr Yitshak ZOHAR, Lecturer

Fluid mechanics of micromachines; microsensors; turbulent shear flows; bound- ary layers; unsteady aerodynamics; flow control.

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Mr John C. WELCH, Visiting Scholar CADICAM.

Dr Pu CHEN, Research Associate

Engineering application of computional mechanics; structural dynamics; parallel computing.

Dr Guangyu SHI, Research Associate

Computational mechanics; elasto-plastic nonlinear analysis of structures; refined plate and shell theory; continuum damage mechanics; composite materials.