FGS应用及相关标准课件

1、FGS Application & StandardFGS 应用及相关标准Principal purpose of the FGSFGS的主要目的 The protection of personnel 保护人的安全 The protection of environment 保护环境 The protection of equipment, plant and structures 保护设备、装置和建筑Typical role and function of FGSFGS典型的功能To detect location, nature and conditions of fire an

2、d gas hazards at the earliest possible stage. FGS系统可及时发现并判断火灾和毒气的位置和状况To initiate protective actions. FGS系统对危险可及时采取相应保护措施 To function on demand and as intended and not initiate nuisance events. FGS系统保证采取相应保护措施是准确的,而不是误动作Overview of the functionality FGSFGS系统功能简介The system must rapidly and automatica

3、lly detect, alarm, disconnect non-essential electrical equipment. FGS系统可以快速的自动检测,报警,断开非重要的电子设备Remove or isolate fuel sources and initiate extinguishing system. FGS系统可以排除或隔离火源并起动灭火系统To to limit the consequences of a fire and to minimize gas, smoke and leakage to other areas within a certain time. 在一定

4、的时间内,系统可限制火灾或毒气、烟等泄漏而造成危害的扩大The boundaries normally consist of firewalls, roofs and decks and the divisions are based on the risk they represent. 根据不同的危险程度通常有不同的防护措施如防火墙,顶棚,甲板等FGS design principle and the criterion followedFGS系统的设计原则及遵循的规范The criterion must followed when design one FGS accorded with

5、 international standard: 符合国际标准的FGS系统设计时应遵循的规范要求： NFPA 72: National Fire Alarm Code EN 54-2 :Fire Detection and Fire Alarm Systems - Part 2: Control and Indicating Equipment DIN 19250 TUV AK-5,6 / IEC 61508 SIL3 中国国家消防认证要求：GB 4717-93 for Fire application/ GB 16808-1997 for Gas applicationFGS must be

6、 independent to the process control system, in order to adopt measure to eliminating danger fleetly and timely. FGS系统在设计上应独立于过程控制系统之外，以便在必要时能够快速及时采取措施消除危险；Considerations for F&G ApplicationsFGS系统应用应考虑的内容 Normally De-energized (NDE) or Normally open(NO) mode of operation. Reverse mode of operatio

7、ns compared with SIS。 FGS的工作状态：正常情况是不带电的或是常开的操作模式,此工作模式与SIS相反 FGS shall take redundancy and fault-tolerant structure, in order to timely find and replace the fault module online. FGS系统的设计应采取冗余容错的结构，以便及时发现和在线更换故障元件 Line monitoring capabilities for NDE. 因为回路不供电，所以FGS系统必须具有回路监测功能 Un-interrupted power s

8、upply(NFPA 72 1 hr). 根据NFPA72，FGS系统采用UPS电源，其必须维持至少一个小时 When designing and configuring a fire & gas system, this zoning has to be taken into consideration. The mimic/matrix and Video Display Unit (VDU) presentation must reflect this zoning.当设计一个火气系统必须要考虑区域的划分,可通过模拟盘/矩阵和视频系统反映出来 Different types of

9、 fires and the effects of fire extinguishing agents differ depending on type of fire. The location, coverage and type of sensors (i.e. smoke, heat, flame) are extremely important as well as what type of agent to be used in extinguishing the fire (i.e. foam, chemicals, water deluge, water sprinklers)

10、. 不同种火因采取不同的灭火方法. 传感器的类型,位置,覆盖也是非常重要的,不同的灭火方法包括:泡沫,水炮,喷淋等 There is a multitude of different makers of fire and gas detectors and as long as the sensor provides a 4-20 mA signal it can be used in a TRICON F&G system. 无论任何种探头,只要是4-20MA标准信号TRICONEX FGS系统都可以接受Key Points for F&G SystemFGS系统的要点 Mo

11、nitoring or Supervision of digital inputs (and outputs) are very important in fire and gas applications as in most cases an input or output contact may remain in the non-trip state for months or even years. 对DI、DO点监控是非常重要的，因为FGS信号正常的话可以几个月或几年没有变化 The control program in the control unit decides on co

12、rrective action, if any, and transmits the signal to the output module. 系统控制软件用来决定采取的步骤，一旦有事情的发生，立即将信号传输给输出模块 Output devices in a fire and gas system would generally be visual and audible alarms, activation of deluge water or sprinkler system, annunciation on a matrix panel in a central control room

13、 and communication to a DCS system. 在设计一个FGS系统时，通常设有声光报警等保护措施如消防方面的水炮或自动洒水系统、在中控室有矩阵盘显示并且能与DCS系统通讯Key Points for F&G SystemFGS系统的要点TRICONEX FGS mostly component elementTRICONEX FGS系统的主要构成元素Site spring or detect element: The part mostly provide the detect of site fire and burn/venomousness gas to

14、 FGS. 现场触发或检测元件：此部分主要为FGS系统提供对现场火灾及可燃气体/有毒气体的检测Fire alarm panel: Connect to the detector in site by hardwire or address bus, provide the display and alarm function, and communication to TRICONEX main system. 火灾报警盘：与现场（主要为楼宇和室内应用）的检测探头通过硬线或可寻址总线方式连接，提供相应的显示、报警功能，并与TRICONEX主系统进行通讯联系Center operation st

15、ation or fire alarm station: Operator will deal with the fire alarm, if needed, will spring, turn out fire fighting equipment, or other safeguard. 中心处理站或火灾报警站：操作人员将进行对火灾报警进行处理，必要时触发或出动消防设备进行灭火等保护措施.TRICONEX FGS mostly component elementTRICONEX FGS系统的主要构成元素Menu display and register: Display the state

16、 of the system fire fighting equipment and detector, register the alarm and fault information. At the same time, mimeograph the event register in time via the printer connected. 画面显示和记录：显示系统消防设备和探测器的状态情况；对报警和故障信息进行记录，同时，可通过连接的打印机设备及时对事件进行打印记录.The territorial display of fire alarm: Display thee site

17、equipment locality and state by videotex, for example the matrix display panel in the building placed compressor, all over plant matrix display panel, etc. 消防报警区域显示：通过可视界面实现对FGS系统现场设备位置及状态的显示，例如压缩机房矩阵显示盘，全厂矩阵显示盘等.Sound alarm equipment: register and alarm the alarum and fault by buzzer, alarm bell, b

18、ugle, etc. 声音报警设备：对报警和故障通过蜂鸣器、警铃、喇叭等进行提示和报警All over plant alarm and broadcast (PA/GA System) : Give an alarm to importance instance by commonality broadcast or all over plant annunciation. 全厂报警及广播系统：通过公共广播或全厂报警器对重大情况进行报警Redundancy power supply: Any power can independently load the total FGS system a

19、nd its equipments. 冗余电源系统：任何一路电源都能够独立地负载全部的FGS系统及其设备Backup battery: For prevent the power fault, shell equip backup battery which can provide enough time (at least one hour) . 后备电池系统：为了防止供电故障发生，应当配备能提供足够时间的后备电池系统以提供备用供电（至少1小时）；TRICONEX FGS mostly component elementTRICONEX FGS系统的主要构成元素 The input devi

20、ces are connected to an Analog Input device via a termination panel located either at the back of a TRICON cabinet or a separate marshalling, cross wiring or field termination cabinet. 现场信号输入直接接至TRICON系统的ETP Galvanic and intrinsically safe barriers or isolators may be included to separate system bet

21、ween hazardous and safe areas. 在危险区域与安全区域，检测信号与系统之间须有安全栅加以隔离 Input from the field could be analog 4-20 mA or digital contact points. E.g. smoke, heat, flame, combustible gas and toxic gas sensors. 输入信号可能是模拟信号或数字信号，通过烟、热、火焰、可燃气体和有毒气体传感器地检测TRICONEX FGS System SolutionTRICONEX FGS系统解决方案 Manual call poi

22、nts or fire alarm buttons and manual release stations are part of the fire and gas system. 手动按扭或火警按扭和手动释放作为FGS系统一部分 Standard Triconex developed fire and gas function blocks. 在TRICON FGS系统中具有标准化FGS功能块 Tricon station using TriStation 1131. The GASDETR, LOOPDETR, LINEMNTR three function blocks are spec

23、ifically designed for 4-20 mA gas and fire detectors respectively. TRICON FGS维护站采用1131软件，气体监测，回路监测，线路监测三种功能使用非常精确TRICON FGS System SolutionTRICON FGS系统解决方案1L N NO C NC2L N NO C NCACBATTERYREMOTE RUNPROGRAMSTOPREMOTE RUNPROGRAMSTOPPASSFAILALARMTEMPBAT LOW24 VDCPOWER MODULE MODEL 8311PASSFAILALARMTEMP

24、BAT LOW24 VDCPOWER MODULE MODEL 8311PASSFAULTACTIVEMAINT 1MAINT2COM TXCOM RXI/O TXI/O RXEMP II 3006PASSFAULTACTIVEMAINT 1MAINT2COM TXCOM RXI/O TXI/O RXEMP II 3006PASSFAULTACTIVEMAINT 1MAINT2COM TXCOM RXI/O TXI/O RXEMP II 3006PASSFAULTACTIVEPRTEICM 41194TX4RX3TX3RX2TX2RX1TX1RXNCMFire & Gas Superv

25、isory StationFire & GasMimic/Matrix PanelHeat DetectionSmoke DetectionGas DetectionFlame DetectionManual Call PointsAI 3703E AI 3703E AI 3703E AI 3703E AI 3703E Detection(Input / Intiating devices)检测部分检测部分Control(Cause & Effect)控制部分控制部分 Notification and Suppression(Output devices)执行部分：通告和抑制执

26、行部分：通告和抑制DO 3624DO 3624DO 36241L N NO C NC2L N NO C NCACBATTERYREMOTE RUNPROGRAMSTOPREMOTE RUNPROGRAMSTOPPASSFAILALARMTEMPBAT LOW24 VDCPOWER MODULE MODEL 8311PASSFAILALARMTEMPBAT LOW24 VDCPOWER MODULE MODEL 8311PASSFAULTACTIVEMAINT 1MAINT2COM TXCOM RXI/O TXI/O RXEMP II 3006PASSFAULTACTIVEMAINT 1MAIN

27、T2COM TXCOM RXI/O TXI/O RXEMP II 3006PASSFAULTACTIVEMAINT 1MAINT2COM TXCOM RXI/O TXI/O RXEMP II 3006PASSFAULTACTIVEPRTEICM 41194TX4RX3TX3RX2TX2RX1TX1RXVisual AlarmAudible AlarmDeluge / Sprinkler / Foam消防系统DCS System Communication to DCS and Superviroy SystemDI 3564DO 3664Supervised DIContact Input(S

28、moke, Flame, Heat)OptionalTricon TMRTRICON FGS System SolutionTRICON FGS系统解决方案TRICON Three Function Blocks TRICON的三种功能块 GASDETR ：the 4-20 mA signal is converted to any scaled engineering unit value for use in alarms and the level of gas present. The application can be programmed to monitor the statu

29、s of the sensor and conditions can be set up for over-range, under-range, open circuit and wire-to-wire or wire-to-ground short circuits. 气体检测:4-20MA信号反映气体浓度，确定报警值，超标，开路，短路等 LOOPDETR ：the 4-20 mA signal is conditioned and values are initialized for alarm trip limit. The application can be programmed

30、 to monitor open and short circuits.回路监测:4-20MA信号很容易确定报警值，以及对短路和断路的监测 LINEMNTR ：which monitors a discrete (contact) input in an analog input loop. Different voltage levels are read by the analog input module and determines whether there is a field wiring open, contact open, contact closed, field wir

31、ing shorted to ground and field wiring shorted together. 线路监测:离散量采用模拟回路的处理，通过电压值反映出现场线路开路、短路及接地情况TRICON FGS Software function module instanceTRICON FGS系统软件功能模块实例TRICON FGS Typical supervise loop implementTRICON FGS典型监控回路实现ESDFIREGASSENSORSF&GActivities ESD ValvesDampersActuatorsFABESDButtons PCS

32、PSDInputs to ESD are generally from the F&G system and manual ESD stationsESD activates PSDInputs to PSD are generally from PCS devices, e.g. pressure, transmitters, manual shutdown stations, etc.PRESSURETEMPERATURETRANSMITTERSetc.Outputs from ESD and PSD:- Relays that trip circuit breakers (dis

33、connection of power supplies)- Solenoid valves that close/open ESDVs and process safety valvesF&G Supervisory StationHardwired to F&G MatrixFire SuppressionSolenoidsFAB - Fire Alarm ButtonsESD - Emergency Shut Down SystemPCS - Process Control SystemPSD - Process ShutdownF&G SystemF&G

34、 InterconnectionsFGS系统与外部的联接Integration with ESD 与ESD系统的综合The F&G system is closely linked to the ESD system and part of the total safety system. FGS与ESD系统结合而构成安全系统的一部分The F&G system is the system that detects an abnormal situation, transmits the information to the ESD system which in turn s

35、huts down the system in a safe predetermined fashion. FGS系统检测到反常的状态反馈给ESD系统,ESD根据必要采取预先确定的安全措施The fire and gas system consists of the detection system, alarm system and fire protection system. 火气监测系统FGS的组成：检测系统,报警系统和消防保护系统The safety system automatically (or manually) notifies personnel and mitigates

36、 the hazardous situation. 安全系统自动（或人为）的通知人员和同时采取措施减少风险的危害FGS typical local element FGS系统典型现场元件Typical FGS input signal:典型FGS输入信号介绍 Flammable gas detector ( 可燃气体检测器（定点式/开路式） H2S/ Venomousness gas detector 硫化氢/有毒气体检测器 Fire Detection (Smoke, Heat detectors ) 烟感/温感火灾探测器 Flame detector (UV, IR, UV/IR Comp

37、lex) 火焰探测器（红外、紫外、复合式） Man-mad spring equipment: Fire Alarm Buttons (FAB) 人为触发设备，例如，手动报警器等Typical FGS output signal:典型FGS输出信号介绍 Voice annunciator, e.g. Buzzer, Siren, Bugle, etc. 声音报警器，如蜂鸣器、警报器、喇叭等； vision annunciator, e.g. Alarm light, etc. 视觉报警器，如报警灯等； Alarm information, e.g. SER, HMI, DCS display,

38、 etc. 报警信息，如，SER，HMI，DCS显示等 Startup eradicate fire equipment, e.g. Fire Pump System, Sprinkler Valve. etc. 启动灭火设备，如，消防水泵、喷淋阀等 Spring interlock system, e.g. spring SIS (ESD), etc. 触发联锁系统，例如，与SIS（ESD）的触发等 Automation shut off air-condition draught system 自动关闭空调通风系统FGS typical local element FGS系统典型现场元件Typical FGS network 典型FGS系统网络图Typical International Project 典型国际项目典型国际项目BA