浮法玻璃成型操作手册.doc

.R 00First IssueP. BAIVIER14/06/2004Rv.Nature de la modification / DescriptionNom / NameDateVisaBP 69 - 91002 EVRY CEDEX France Tl. 01.60.91.12.34Etabli le : Drawn on : 14/06/2004Approuv le : Approved on : 25/06/2004Par : By : P.BAIVIERPar : By : D. DELALANDEVrifi le : Checked on : 21/06/2004Par : By : Jean Luc MAGERJIANGMEN FARUN GLASS CO.TIN BATH 350/400 MT/D 15 BAYSOPERATING and TROUBLE SHOOTINGINSTRUCTIONS FOR PRODUCTIONA 4Folio1 / 7231.4412A-0500-0-T-0403R00Ce document est la proprit de STEIN HEURTEY. Il ne peut tre copi ni communiqu des tiers sans son autorisation.This document is private and confidential and must not be copied or disclosed to a third party without STEIN HEURTEYs consent精选范本CONTENTSA.MAN MACHINE INTERFACES 51.GLASS FORMING BATH 51.1.Utility distribution circuits 51.2.Tweels 61.3.Head and End coolers 61.4.Roof heating 7 1.5.Top Rollers 81.6.Fences and pushers 81.7.Dedrossing pockets 81.8.Exit lip cooling81.9.Bath pressure 91.10. Bath bottom casing cooling (blowers) 91.11.Temperature monitoring 101.12.Video system (periscopes and cameras)112.DROSS BOX 122.1.Lift Out Rollers (see also lehr manual) 122.2.Curtains 12B.ALARMS MANAGEMENT and TROUBLE SHOOTING 131.GLASS FORMING BATH 131.1.Utilities 131.1.1 TOP monitoring131.1.2Utility distribution circuit141.2.Tweels 161.3.Head and end coolers 161.4.Roof heating 171.5.Top Rollers 171.6.Fences and pushers 171.7.Dedrossing pockets181.8.Exit lip cooling181.9.Bath pressure and N2H2 control 181.10. Bath bottom casing cooling (blowers) 191.11.Temperature monitoring201.12.Video system (periscopes and cameras)202.DROSS BOX 212.1.Lift Out Rollers 212.2.Curtains21C.OPERATION MANAGEMENT 221. FLOAT BATH TECHNOLOGY221.1 Glass viscosity, stress and stretch221.2 Equilibrium float251.3 Float ribbon formation251.4 Production at specified thickness and width282. TWEEL CONTROL322.1 Spout lip and tweel utility322.2 Tweel control331.2.1Tweel mechanism331.2.2Tweel control353.ATMOSPHERE CONTROL AND DISTRIBUTION 363.1 Action of Hydrogen and Nitrogen363.2 Total flow and distribution373.3 Bath chemistry383.3.1Oxygen and sulfur cycle383.3.2Chemistry problems404.HEAT CONTROL 414.1 Roof heating414.2 Head coolers434.3 End coolers 435.TOP ROLLERS ( Operating Parameters ) 446.USUAL AND DAILY DUTIES ON THE FLOAT BATH456.1 Operator daily duties466.2 Clean the coolers496.3 Clean pool of tin of the knurl506.4 Blow down tin oxide from float bath roof506.5 Flush debris from behind the regulating tweel516.6 Replacement of the graphite blocks under the LOR516.7 Cleaning of the endoscopes516.8 Major maintenance actions (tweels, spout lip, restrictor tile, wet back tile, lift-out roller)527.GLASS THICKNESS CHANGE 537.1 Change to thicker glass547.2Change to thinner glass568.EMERGENCY PROCEDURES588.1 Exit end break Ribbon break598.2 Shutdown598.3 Start-up following sheet loss608.4 Power failure618.5 Nitrogen or hydrogen failure618.6 Increase / decrease in glass ribbon pool spread width628.7 Plucking of the glass ribbon edge628.8 Fold over procedure639.TIN BATH DEFECTS (BOTTOM SURFACE)649.1 Large open bottom bubble649.2 Body bubble with halo649.3 Open flat bottom bubble649.4 Open shallow bottom bubble659.5 Dust659.6 Color659.7 Diagonal dross scar659.8 Dross659.9 Dross spot dross band669.10 Vented dross spot669.11 Tin pick up669.12 Cold end speck679.13 Hot end dust679.14 Small open bottom bubble679.15 Bottom drag line689.16 Aluminous drop689.17 Cold metal drag689.18 Exit scar689.19 Lip bubble699.20 Wet back tile bubble699.21 Bloom6910.TIN BATH DEFECTS (TOP SURFACE)7010.1 Top speck7010.2 Drip7010.3 Top open surface bubble7110.4 Curtain scars7110.5 Top drag line7110.6 Tweel line7210.7 Ridge or herringbone distortion7210.8 Hammer72A - MAN MACHINE INTERFACES人机界面1.GLASS FORMING BATH 玻璃成形槽1.1.Utility distribution circuits公用工程分配回路On DCS: 关于On DCS.alarm for: 警告* Cooling water low pressure detection 冷却水最低压力测试 * Cooling water flow / temperature detection on all individual circuits冷却水流量/温度- Head and end coolers 头部和尾部冷却器- Fences and pushers 挡边器和卷边器 - Optical pyrometers 光学高温仪 - Video system (periscopes & cameras) 视频系统（潜望镜和摄像机）- Canal 流道- Front wall Bay 0 0贝前墙- Exit Lip出口唇板- Lift Out Rollers 过渡辊子* Nitrogen low pressure detection 低压氮检测l Nitrogen low flow detection for video system (periscopes and endoscopes)l 视频系统检测氮气低流量（潜望镜和内窥镜）- Bath entry endoscopes锡槽入口内窥镜- Top Roller periscopes拉边机潜望镜- Narrowing area endoscopes (to see fences and pushers) - 窄段内窥镜（观察挡边器和卷边器）- Exit lip endoscopes 出口唇板内窥镜* NH low pressure detection氮氢气低压检测* Compressed air low pressure detection压缩空气低压探测On Logic Backup: 逻辑备份No command, nor display 没要求，没显示On Control Backup: 控制备份No command, nor display无要求，无显示1.2.Tweels (back tweel and front tweel) 闸板（后闸板和前闸板）On Field: 在控制面板上 For each tweel 每个闸板.manual wheel 手动闸板.push-button UP movement 上升按钮.push-button DOWN movement下降按钮.digital display for height of tweel measure 闸板高度数字显示For both tweels 两个闸板.1 speed selection switch “pulse / low / high” 一个速度选择开关“脉冲/低/高”.emergency STOP button 紧急停止按钮On Bath Control Room: 锡槽控制室For each tweel 每个闸板.push-button UP movement上升按钮.push-button DOWN movement下降按钮.digital display for height of tweel measure闸板高度数字显示For both tweels 两个闸板.1 control mode selection switch “ local / remote” 一个速度选择开关“脉冲/低/高”.1 speed selection switch “pulse / low / high” 紧急停止按钮.emergency STOP button紧急停止按钮On DCS: 在DCS上.alarm for:警告* tweels control general defect 闸板控制错误.display of:显示*Back tweel : 后闸板- height position高度位置- pulse order for up movement上升的脉冲命令- pulse order for down movement下降的脉冲命令*Front tweel :前闸板- height position高度位置- pulse order for up movement上升的脉冲命令- pulse order for down movement下降的脉冲命令1.3.Head coolers (1 pair) and end coolers (5 pairs) 头部冷却器（1对）和尾部冷却器（5对）On Field: 在控制面板上For each carriage (left side and right side) it means 12 carriages每个机架（左右两侧）也就是12个机架.push-button travel IN movement进入按钮.push-button travel OUT movement退出按钮.emergency STOP button急停按钮On DCS: 在DCS上.alarm for:警报cooling water low flow detection on each individual circuit (total 12) 冷却水在每个独立的回路的低流量检测（共12个）l electrical general fault for each carriage (total 12)每个机架的一般电气故障（共12个）As a reminder, alarm for general water low pressure detection(see 1.1) 作为提醒，普通的低水压探测警报（察看1.1章节）1.4.Roof heating 顶部加热There are total 33 heating zones 共有33个加热区域. -30 are controlled by the operator set-point 30个是通过操作人员控制的-the last 3 zones can be loop-controlled by temperature of glass at the end of the float bath其余的3个区可被锡槽末端的玻璃温度控制的。Per heating zone (total 33): 每个加热区（共33个）On Thyristor Power Unit Panel : 可控硅单元电源控制柜.Start/Stop push-buttons 按下开始/停止按钮.control mode selection switch “ Local/Remote “ 控制模式开关选择“就地/远控”.Local set point adjustment 就地设置调整.display of applied power 应用电源显示.display of zone status “ ON “ or “ FAULT “ 区域状态显示“正常”或“故障”On DCS: 在DCS上.Power set-point 电源设置.display of:显示*Remote mode selected 遥控选择*Thyristor power unit “READY“ 可控硅供电“准备”*Thyristor power unit “ON“ 可控硅供电“开”For each power thyristor unit 每个可控硅单元电源*applied heating power 应用加热电源*applied current intensity for phase 1 应用第一阶段的电流强度*applied current intensity for phase 2应用第二阶段的电流强度*applied current intensity for phase 3应用第三阶段的电流强度.alarm for:警报* bus bar too high temperature 母排温度过高*thermocouples breakage or short circuit 热电偶破损或短路For each Zone 每个区*electric fault 电气故障For the last three zones: 最后三个区On DCS : same than here before + 在DCS上与以前的一样.control mode selection switch “Auto / Manu “ 控制模块选择“自动/手动”.glass temperature set-point (Auto mode) 玻璃温度设置（自动模式）.power set-point (Manu mode) 电源设置（手动）1.5.Top Rollers 拉边机The top rollers machines are completely separated from the DCS.拉边机和DCS.是完全分开的。Please refer to the BGE manual 请察看BGE的文件。1.6.Fences (2 units) and Pushers (2 units) 挡边器和卷边器（2套）The carriage for the pusher and the fence is of the same design.卷边器和挡边器机架设计上是相同的。For each carriage: 每个机架On Field: 在控制箱面板上.control mode selection switch “local / remote “ 选择控制模式开关“就地/远控”.selector “ nip OFF / nip ON “ 选择“关/开”.Push Button “ Travel IN “ 按钮“向里移动”.Push Button “ Travel OUT “ 按钮“向外移动”.button “ Emergency Stop “ 按钮“紧急停止”On Control Desk Cabinet (located in control room): 电柜控制台（位于控制室内）.Push Button “ Travel IN “ 按钮“向里行进”.Push Button “ Travel OUT “向外行进”.selector “ nip OFF / nip ON “ 选择器“压边/抬起”.signal lamp for general fault 一般故障信号灯.signal lamp for water temperature alarm 水温信号报警灯.signal lamp “ local / remote “ 就地/遥控信号灯On DCS:For each carriage: 每个机架.alarm for:报警*Fences electrical general fault挡边器一般故障*Pushers electrical general fault 卷边器一般故障As a reminder, alarm for water low flow detection(see 1.1) 作为提醒，低水流量探测警报参看1.1章节1.7.Dedrossing pockets (2 units)扒渣箱（2套）The Dedrossing pockets are each equipped with a 6 pole linear motor, which acts on the tin and let the dust go into the appropriate area of the DDP. See also manual from BGE.No control, display or alarm on the DCS nor in the control room, only local control of linear motor.每个扒渣池配有一个6个杆的直线电机，作用于锡液和让尘土进入扒渣池适当的区域。同样参看BGE的手册。不需要在DCS上控制，显示或警报也不再控制室，仅仅就地控制直线电机。For each Linear Motor : 每个直线电机On local control cabinet: 就地控制电柜.main isolator switch “ On / Off “主隔离开关“开/关”.motor isolator switch “ On / Off “电机隔离开关“开/关”.Push Button “ Start ” 按下 “启动”按 钮.Push Button emergency “ Stop “, released by turning a quarter turn clockwise 按下急停按钮，通过顺时针旋转四分之一来释放.Selector for direction of current flow “ Push / Pull “ 电流方向选择器“.Push Button “ Raise ” and “ Lower “ for the power of linear motor 直线电机的电源“上升”和“降低”按钮.indication of the power of the linear motor with “kW Meter” on control panel 直线电机电源在控制柜上以“千瓦 米”指示1.8.Exit Lip cooling 出口唇板冷却As a reminder, alarm for water low flow detection(see 1.1) 作为提醒，低水流量探测警报（参看1.1 章节）1.9.Bath Pressure锡槽压力3 relative pressure transmitter, situated in bath entry, bath middle and bath end3个相关的压力传感器，放置在锡槽入口，中间和尾部For each measure point每个测量点On DCS: 在DCS上.display of: 显示*bath chamber pressure measurement 锡槽压力测量.alarm for: 警报*too high bath pressure 锡槽压力过高*too low bath pressure 锡槽压力过低*pressure transmitters failure 压力传感器故障1.10.Bath bottom casing cooling (blowers)锡槽底壳冷却（送风机）Bath casing is cooled by means of three cooling blowers, two working, the other one in stand-by. No interlock to prevent from simultaneous operation of the equipments锡槽通过三个冷却送风机来冷却，两个工作，一个备用。无需通过互锁防止同时运行。For each blower : 每个风机On Field: 在控制面板上.control mode selection switch “Remote / Local - MCC “ 控制模块选择开关“远控/就地- MCC”.Push Button “ START “ 按下“启动” 按钮.Push Button “ STOP “ 按下“停止”按钮.button “ Emergency Stop “ 急停按钮On MCC 在MCC上.display of: 显示*motor running 电机运转*electrical fault 电气故障*“ Start / Stop “ command“启动/停止”命令On DCS: 在DCS上.Start command pulse (1 sec. maintained) 启动命令脉冲（第一章.Stop command pulse (1 sec. maintained)停止命令脉冲.display of: 显示*motor “ ready or fault “ 电机“准备或故障”*motor “ running or stopped “ 电机“运转或停止”*remote mode enabled 远控模式激活.alarm for : 警报*electrical fault 电气故障*blower rotation defect (belt broken) 送风机旋转出错（带子断掉）*less than two fans running 少于两个风机运行1.11.Temperature monitoring 温度控制The temperature monitoring concerns mainly 温度检测主要是- glass temperature (Infra-Red pyrometer)玻璃温度（红外温度计）- tin temperature (type N thermocouple probe) 锡液温度（镍热电偶探测器）- roof / busbars temperature (type J thermocouple probe)顶罩/母排温度（- bottom casing temperature (type J thermocouple probe)底壳温度Glass temperature 玻璃温度1 measure in center Bay 1, 3 x in Bay 10 and 3 x at exit end Bay 17 (left, center and right side)On DCS: DCS上.display of:显示*glass temperature 玻璃温度.alarm for : 警报*optical pyrometer transmitter defect 光学高温仪传感器出错As a reminder, alarm for optical pyrometer water low flow detection(see 1.1) 作为提醒，光学高温仪低水量探测警报Tin temperature 锡液温度Measurement on both left and right side of float bath, total 16 thermocouplesPositioned in bay 1, bay 2, bay 4, bay 5, bay 7, bay 9, bay 12 and finally bay 15在锡槽左右两侧测量，共16个热电偶。位于1贝，2贝，4贝，5贝，7贝，9贝，和12贝，15贝。On DCS: 在DCS上.display of: 显示*tin temperature 锡的温度.alarm for : 警报*too low temperature 温度过低*thermocouples breakage or short-circuit 热电偶泄漏或短路Roof / Busbars temperature 顶罩/母排温度Measurement of temperature near the busbars (total 28 thermocouples)母排附近温度测量（共28个热电偶）2 measurements for bays N 1, 2, 12, 14, 15 3 measurements for bays N 5, 6, 8, 10, 11, 16On DCS: 在DCS上.display of:显示*busbars temperature 母排温度.alarm for : 警告*busbars too high temperature 母排温度过高*thermocouples breakage or short-circuit 热电偶泄漏或短路Bottom casing temperature 底壳温度Measurement of temperature, with TCs shaped as washer and tightened on the casing.There are 2 TCs on Bay 0, 3 TCs for each other 17 bays (left, middle and right side), total 53 TCs温度测量用TCs形的垫片紧固在壳体上。2个TCs在0贝，每3个TCs分别在17个贝的左、中、右侧。共53个TCs。On DCS: 在DCS上 .display of: 显示*casing temperature 壳体温度.alarm for :警报*casing too high temperature壳体温度过高*thermocouples breakage or short-circuit 热电偶泄漏或短路1.12.Video system (periscopes, endoscopes and cameras) 电视系统（潜望镜、内窥镜、和摄像机）All the periscopes, endoscopes and cameras are both on left and right side of the bathThey are located on:所有的潜望镜，内窥镜和摄像机都是位于锡槽的左右两侧，它们的具体位置如下：- bath entry for the glass flow control (endoscopes)- 锡槽入口的玻璃流体控制（内窥镜）- top rollers (1 periscope for 2 top rollers, total 5 periscopes on each side)- 拉边机（1个潜望镜对2个拉边机，每边共5个潜望镜）- pusher and fence (the endoscope is located at the narrowing section)- 卷边器和挡边器（内窥镜位于窄段）- exit lip, an endoscope allows to see the wash line (lift of the ribbon out of tin)- 出口唇板 ，一个内窥镜只能看本清洗线（过渡辊台玻璃带带出的锡）-exit dross box (camera) 出口渣箱（摄像机）Total 10 mobile and motorized periscopes, 6 fixed endoscopes and 2 fixed cameras共10个可移动和机动的潜望镜，6个固定的内窥镜和2个固定的摄像机For each motorized periscopes (total 10 units)每个机动的潜望镜（共10组）On field : 界面上.control mode selection switch “Local / Remote “ 控制模块选择开关“就地/远控”.Push Button “ Travel In “ 按钮“进”.Push Button “ Travel Out “ 按钮“出”.button “ Emergency Stop “紧急停止按钮On Control Room Panel : 控制室电柜.Push Button “ Travel In “按钮“进”.Push Button “ Travel Out “ 按钮“出”.Signal Lamp “ Local “信号灯“就地”.Signal Lamp “ Alarm “信号灯“警报”On DCS: 在DCS上.alarm for: 警报* top roller periscope motor electrical fault 拉边机潜望镜电机电气故障As a reminder, alarm for nitrogen and/or water low flow detection(see 1.1) 作为提醒，当测得氮或水流太低警报响起2.DROSS BOX 渣箱2.1.Lift Out Rollers (see also Lehr Manual)过渡辊子As a reminder: 提醒On DCS: DCS上.alarm for: 警报* Cooling water TOP pressure defect 冷却水顶部压力测试* Cooling water flow failure on all individual circuits 所有的单独的回路的冷却水流量故障- N1 Lehr lift out roll - Left side 1号过渡辊左侧- N1 Lehr lift out roll - Right side 1号过渡辊右侧- N2 Lehr lift out roll - Left side 2号过渡辊左侧- N2 Lehr lift out roll - Right side 2号过渡辊右侧- N3 Lehr lift out roll - Left side 3号过渡辊左侧- N3 Lehr lift out roll - Right side 3号过渡辊右侧2.2.Curtains 挡帘The position of the curtains can be manually adjusted closely to the glass. In case of emergency, the operator can command a quick lift-up of the curtains, by means of pneumatic.挡帘的位置可以手动调节靠近玻璃。万一出现紧急状况，操作者可以通过气动装置快速提升挡帘。On Field(control panel included in the right side Dedrossing Pocket cabinet) :.Push Button “Lift-Up”.Lever “Going-Down” 在（控制柜藏在扒渣箱柜子的正面）On control desk in the Control Room: 控制室的控制台上.Push Button “Emergency Lift-Up” 按下“紧急提升”按钮.Signal Lamp “Curtains Up” 信号灯“挡帘上升”On DCS: 在DCS上.No alarm, nor display 无警告，无显示B - ALARMS MANAGEMENT and TROUBLE SHOOTING警报处理和问题解答1.GLASS FORMING BATH 玻璃成形槽1.1.Utilities 公用工程1.1.1.T.O.P. monitoring T.O.P.监测Cooling water T.O.P冷却水T.O.PIn case of low pressure detection 万一探测低压n alarm DCS DCS警告-Check the water pressure at the pressure gauge near to the pressure controller.-Check position of manual valve upstream of pressure controller.- If the pressure remains low the defect is located upstream of the TOP. In this case check the general works network.检查压力控制器附近的压力表的水压检查压力控制器上游的手动阀门的位置如压力仍发现低压位于TOP的下游，此时要检查总的管网Nitrogen T.O.P 氮气T.O.PIn case of low pressure detection 万一发现低压n alarm (DCS) 警报(DCS)-Check nitrogen pressure at the pressure gauge near to the pressure controller.-Check position of manual valves upstream of the pressure controller.- If the pressure remains low the defect is located upstream of the TOP. In this case check the general works network.- 检查压力控制器附近的压力表的氮气压力- 检查压力控制器上游的手动阀门的位置如压力仍发现低压位于TOP的下游，此时要检查总的管网In case of low flow detection (individual circuit for each camera, endoscope or periscope)万一发现流量低（每个摄像机，内窥镜，或潜望镜的单个回路）n alarm DCS DCS警报-Check positi