超声波液位计培训.ppt

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1、2020/6/1,Endress+Hauser 周晓,1,Endress+Hauser 超声波基本原理,2020/6/1,Endress+Hauser 周晓,2,1969,1997,1985/86,1993,1996,First Nivosonic family with analog evaluation,Prosonic DP,1977- 84,Birthyear of ultrasonics,Nivosonic 19“ goes -processor,Prosonic Fieldhousing with new sensor generation FDU 8x - application

2、 parameters - heated sensors - 5 Relais - HART - RS 485,Prosonic T - compact - 2 wire - Profibus PA - relay,FDU 8x F - flange mounting - high resistance - 3 A,1999,FDU 86 - 70 m / 230 ft - 150 C - patented drive,Prosonic M,2002,超声波 350 000 应用,2020/6/1,Endress+Hauser 周晓,3,压电晶体的效应,2020/6/1,Endress+Hau

3、ser 周晓,4,超声波的驱动技术,5,2,e.g. Prosonic T,e.g. DU 44/46,e.g. FDU 86,2020/6/1,Endress+Hauser 周晓,5,声速的效应,不相干的,测量/,补偿,蒸汽压力,50 mbar ?,没问题,声速,c = 331.6 m/s,o,无关紧要的,2020/6/1,Endress+Hauser 周晓,6,计算声速,通用气体常数,分子重量,温度,绝热系数,2020/6/1,Endress+Hauser 周晓,7,不同气体的声速,氨气,液氧,氧气,氮气,氦气,氢气,氢气,空气,空气,空气,压力:,温度:,18,-183,0,0,0,0,

4、0,0,+20,+40,428,178,315,334,971,1286,1286,331.4,344,355,m / s,大约 0.17 % / K,(Air: 0.59 cm / K),无影响,2020/6/1,Endress+Hauser 周晓,8,超声波在空气中的衰减,X,30 kHz,45 kHz,60 kHz,70 kHz,距离 ( 米 ),传感器,反射,2020/6/1,Endress+Hauser 周晓,9,反射,理想条件,低密度泡沫 大气泡 薄泡沫层,厚的, 低密度泡沫,压缩,厚泡沫层,小气泡,高密度,2020/6/1,Endress+Hauser 周晓,10,固体中的反射,

5、慢反射,2020/6/1,Endress+Hauser 周晓,11,固体中的散射,侧面,2020/6/1,Endress+Hauser 周晓,12,带调整杆的反射,2020/6/1,Endress+Hauser 周晓,13,调整杆 FAU 40,2020/6/1,Endress+Hauser 周晓,14,调整位置的好处,高度:12 米 直径:6 米 材料: 细石灰石,没有调整位置的墙反射,传感器的位置(大约5度),2020/6/1,Endress+Hauser 周晓,15,超声波测量原理,E,D,B,L,2020/6/1,Endress+Hauser 周晓,16,超声波信号处理,2020/6/

6、1,Endress+Hauser 周晓,17,回波曲线,物位信号,干扰,衰减,dB,50,0,120,1,2,3,4,5,6,距离以米为单位,2020/6/1,Endress+Hauser 周晓,18,固定目标抑制,2020/6/1,Endress+Hauser 周晓,19,多次回波,液体,FEF,FEF,irst cho actor,FEF,irst cho actor,固体散料,2020/6/1,Endress+Hauser 周晓,20,回波曲线统计,2020/6/1,Endress+Hauser 周晓,21,平滑的效果,2020/6/1,Endress+Hauser 周晓,22,探头位置

7、调整,2020/6/1,Endress+Hauser 周晓,23,测量液体,2020/6/1,Endress+Hauser 周晓,24,测量固体,2020/6/1,Endress+Hauser 周晓,25,测量原理的比较,2020/6/1,Endress+Hauser 周晓,26,超声波明渠流量计和双通道测量,2020/6/1,Endress+Hauser 周晓,27,Prosonic 仪表,2020/6/1,Endress+Hauser 周晓,28,Prosonic,2020/6/1,Endress+Hauser 周晓,29,Prosonic 防爆认证,2020/6/1,Endress+Ha

8、user 周晓,30,Prosonic 的连接,2020/6/1,Endress+Hauser 周晓,31,Prosonic 带 Commuwin II,2020/6/1,Endress+Hauser 周晓,32,Prosonic 电缆 (气体防爆),2020/6/1,Endress+Hauser 周晓,33,Prosonic 电缆,2020/6/1,Endress+Hauser 周晓,34,Prosonic 电缆,2020/6/1,Endress+Hauser 周晓,35,FDU 80 F / 81 F,2020/6/1,Endress+Hauser 周晓,36,FDU 80 F / 81

9、F 特点,强抗化学腐蚀材料 (Teflon),全焊接无密封材料,技术参数同 FDU 80, 81,到 95 C / 200 F 杀菌型 1/2 h 135 C,3A 认证,齐平式安装,2020/6/1,Endress+Hauser 周晓,37,FDU 86,2020/6/1,Endress+Hauser 周晓,38,FDU 86 新的传感器,2020/6/1,Endress+Hauser 周晓,39,FDU 86 表面工作膜,2020/6/1,Endress+Hauser 周晓,40,首次现场测试,2020/6/1,Endress+Hauser 周晓,41,FDU 86 外壳,2020/6/1

10、,Endress+Hauser 周晓,42,Prosonic T,2020/6/1,Endress+Hauser 周晓,43,Prosonic T,2020/6/1,Endress+Hauser 周晓,44,Prosonic T,2020/6/1,Endress+Hauser 周晓,45,Prosonic T: 智能操作和估算,2020/6/1,Endress+Hauser 周晓,46,1 1/2 “,2 “,4“,5 m/16 ft,8 m/26 ft,15 m/49 ft,探头尺寸,量程 (液体),ATEX,New!,Echo plattform strikes back,Uniform

11、operation + housing like Micropilot M + Levelflex M Application analysis with ToF-Tool Improved echo evaluation PulseMaster Local alphanumeric Display PC Price like todays Prosonic T,Prosonic M,FMU 40,FMU 41,FMU 43,型号,2020/6/1,Endress+Hauser 周晓,47,Prosonic M 技术数据,2020/6/1,Endress+Hauser 周晓,48,Proson

12、ic M Customer Benefits“,防水 security in W / WW applications cost saving,特点,优势,IP 68 / NEMA 6P (tested for 24h & 1,83m/6 ft),10 - 32 V DC 90-253 V DC,Brought range of applications solar panel/battery supply net supply or 2 wire,Menu driven set up,Easy set up, saves time and costs Less faults with help

13、 texts,Analysis (envelope) on site,First analysis without laptop on site, save costs,ToF-Tool, documentation CW II,Easy set up with laptop start up. Documentation is included. saves time and money,2020/6/1,Endress+Hauser 周晓,49,Prosonic M Customer Benefits“,Resistance against UV & mechanical forces L

14、onger lifetime Inspiring trust,特点,优势,坚固的铝外壳,32 点线性化 分辨率 1 mm,高精度,通信:PA, FF, HART,All important digital communications Same operating and set up Modular spare part concept,EEx ia 及 EEx d 认证 FM/CSA IS/XP, CSA GP,All important approvals, one instrument line = with one operating + set up philosophy,明渠流量

15、 + ToF-Tool,低成本的明渠测量,2020/6/1,Endress+Hauser 周晓,50,IP 68 / NEMA 6P,菜单驱动的现场操作,ToF-Tool,2- / 4- wire,Prosonic - Highlights,远程操作与显示,通信,2020/6/1,Endress+Hauser 周晓,51,Prosonic M / T in the markets,2020/6/1,Endress+Hauser 周晓,52,price,Performance,Full range in Ultrasonics,FTU 230 FTU 231 FMU 230 FMU 231,20

16、20/6/1,Endress+Hauser 周晓,53,price,Performance,Full range in Ultrasonics,FMU/FTU 230/1,FMU 40,FMU 41,FMU 43,2020/6/1,Endress+Hauser 周晓,54,Where to use what in Ultrasonics ? liquids,低档,中档,高档,Prosonic T,Prosonic M,Prosonic,flat surface no fixed targets no agitator /condensation no communication no Ex p

17、rice attractive Main industry W/WW,turbulent surface fixed targets (ladder,) agitators floodable Main industries: W/WW, Chemicals, ,separate instrumentation relays counter OCM, W/WW features 2 channel, differential Main industries: W/WW, Chemicals, Food, .,2020/6/1,Endress+Hauser 周晓,55,Where to use

18、what in Ultrasonics ? Solids,低档,高档,Prosonic T FTU,Prosonic M,Prosonic,grain size 24 mm/ 0,1 in. up to 3,5 m / 11,4 ft Relay output price attractive,grain size 24 mm/ 0,1 in. robust aluminium housing fixed target suppression 4 wire continuos, fast changes PA/FF, 4 - 20 mA up to 7 m / 23 ft,grain size

19、 24 mm/ 0,1 in. separate instrumentation excavator, crusher high vibrations, rough cond. up to 70 m / 230 ft Temp. up to 150 C,中档,2020/6/1,Endress+Hauser 周晓,56,Prosonic M FMU 40 in a thickener,Foam surface and agitator,Company: Waste water plant Weil, Germany,Product: 污泥,Tank: 直径: 8 m / 26 ft 高度: 5

20、m / 16 ft Conditions: High humidity Condensation 搅拌器: 1 round / 20 min.,2020/6/1,Endress+Hauser 周晓,57,Prosonic M FMU 40 at a lift station,Company: Waste water plant Weil, Germany,Product: 水 量程: 4 m Pumpcontrol Installation since 7. Aug. 2001,2020/6/1,Endress+Hauser 周晓,58,Prosonic M FMU 41 in a sludge storage,Company: Waste water plant Kammerforst, Germany,Product: 污泥,Tank: 直径: 16 m 高度: 4 m 2 FMU 4x mounted since 22.08.01 Replacement of hydrostatic,

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