上海交通大学：《工程学导论》课程教学资源（讲义）Technical knowledge_How machine works

How machine works? Transmission of Power

How machine works? Transmission of Power

Mechanical Engineering Mechanical engineering is concerned with ■Machine components ■Forces ■Materials ■Energy ■Motion ■Design Mechanical engineers: Using the above knowledge to develop hardware with a useful purpose (Creating a machine,product,or system) Original design is always the underlying factor Helping people to solve a technical problem

Mechanical Engineering  Mechanical engineering is concerned with  Machine components  Forces  Mate rials  Energy  Motion  Design  Mechanical engineers:  Using the above knowledge to develop hardware with a useful purpose (Creating a machine, product, or system)  Origi nal design is always the underlying factor  Helping people to solve a technical problem

Overview of mechanical Engineering ■A diesel power pla for a highway construction equipment

Overview of Mechanical Engineering  A diesel power plant for a highway construction equipment

Space shuttle main engine

Space shuttle main engine

The realization of a working body Any work machine normally consists of three parts Prime mover Transmission Work machine

 Any work machine normally consists of three parts Prime mover Prime mover Transmission Transmission Work machine Work machine The realization of a working body

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The main form of power transmission Mechanical transmission ■Electric drive Hydraulic Transmission Pneumatic Transmission

 Mechanical transmission  Electric Drive  Hydraulic Transmission  Pneumatic Transmission The main form of power transmission