Unit 16 BAS 课件-2022-2023学年中职城市轨道交通专业英语上交大版

内容九 内容八 内容七 内容六 内容五 内容四 内容三 内容二 内容一 城市轨道交通专业英语 标题八 Part 5 Control Signal Unit 15 BAS Unit 16 标题八 Unit 16 BAS Objectives To know the definition and functions of BAS. To introduce the system of metro BAS. To understand the advantages of BAS. 标题八 Unit16 BAS Class Hour 2 hours 标题八 Unit16 BAS Sentence Section A Question: What is BAS? What is metro BAS? BAS(Building Automation System) is mainly used in commercial HVAC control systems and energy management system. BAS is not limited to just HVAC applications. It also has the ability to meter electricity, gas, water, steam, hot water, chilled water and fuel. BAS engineers select the proper HVAC control system and programs to control the various types of HVAC systems in different metro stations. 标题八 Unit16 BAS To be more effective, the BAS system should be installed and tuned properly A building controlled by a BAS is often referred to as an intelligent building, a metro station controlled by a BAS can be referred to as a smart station. Many BAS can be accessed from any location with an internet connection. 标题八 Unit16 BAS Dialogue Section B Question: What does a metro BAS consist of? (Trainer Lin is checking whether students still remember the knowledge learned in the last lesson.) Lin: Peter, what did we talk about last class? Peter: It's BAS. Lin: What is the full name of BAS? Peter: It's Building Automation System. Lin: Can you tell me its basic components? Peter: It has four basic parts, big system, small system, water system and tunnel ventilation system. 标题八 Unit16 BAS Lin: What is the difference between big system and small system? Peter: A ventilation and air conditioning system in a public station area is called big system, the system in a station equipment house is called small system. Lin: How does BAS work? Pete