Liquid-Ring-Pump中英文.ppt

1、Factory Itzehoe德国Itzehoe工厂,How and where it starts开始生产真空泵的时间/地点,When ?,1920,Overview vacuum pumps (extract DIN 28400)真空泵概览（DIN 28400摘录）,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,位移真空泵,罗茨真空泵,旋转泵,液环泵,旋片泵,滑阀泵,往复泵,隔膜泵,扩散泵,蒸汽喷射器,大气喷射器,水力喷射器,动力喷射器,气环泵,机械泵,动力泵,涡轮泵,径向,轴向,分子泵,动力真空泵,In use since 192

2、3 自1923年开始使用 Continual development 持续不断的发展和革新 Operating reliability 操作可靠性 Extensive construction programme广泛的产品范围 - Vacuum Pumps, Compressors- 10.000 m/h 真空泵/压缩机从不足10m3/h到大于10000m3/h Modular design 标准化设计 Materials of construction to suit application 适合于各行业应用的结构材料,Liquid ring vacuum pumps and compres

3、sors液环式真空泵和压缩机,Sterling SIHI GmbH,Method of operation of the liquid ring machines 液环式真空泵和压缩机的运行方式,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,Operating principle工作原理,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,Nearly isothermal compression 几乎为等温压缩 Oil-free working principle 工作过程无油 Ab

4、ility to handle gases and vapours 能够处理气体和蒸汽 Liquid handling capability 具备液体处理能力 Robust construction, high operating reliability 结构/运行的高可靠性 Can be used as a process machine 可以用作流程机器,Special characteristics 液环泵特性,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,Gas and liquid path气体和液体通道,Liquid Rin

5、g Vacuum Pumps and Compressors 液环式真空泵和压缩机,Purpose of service liquid: 工作液的作用 Form liquid ring 形成液环 Remove compression heat 带走压缩热 Seal clearances 密封间隙,进气,排气,汽液混合物,汽液分离器,液环泵,工作液,补充工作液,循环工作液,工作液排出,Current deliver Programme 可以供应的产品,Vacuum pumps, compressors 真空泵/压缩机 10.000 m/h 不足10m3/h到大于10000m3/h 250 kW

6、不足1kw到大于250kw,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,吸气压力,排气压力,液环式压缩机,液环式真空泵,液环式真空泵 带大气喷射器,入口体积流量,LPH. 45316,up to 10.000 m/h 最大大于10000m3/h up to 250 kW 最大大于250kw LPH:- single-stageup to 120 mbar单级，入口压力可达到120mbar - double-stageup to 33 mbar 双级，入口压力可达到33mbar LEH: - single-stage up to 33

7、mbar 单级，入口压力可达到33mbar Standard:标准 - grey cast iron, stainless steel灰铁/不锈钢 - mechanical seal, gland packing机封/填料 Special constructions 特殊结构材料及设计,Vacuum pumps with bare shaft end: LPH / LEH ranges带轴伸的真空泵：LPH/LEH范围,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,LRVP with bare shaft end: LPH / LEH带

8、轴伸的真空泵：LPH/LEH,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,Advantages:特点 shorter evacuation time- stable operation with small suction 较短的排出时间pressures吸入压力低时可稳定工作 - available as vacuum pump and- smaller influence of the service liquid compressor可用作真空泵和压缩机 temperature工作液温度的影响较小,Single stage单级:

9、 LPH, LEHTwo-stage双级: LPH,Comparison 1 2 stage单级/双级对比,入口体积流量,Comparison 1 2 stage单级/双级对比,轴功率,吸气压力,LEM. / LEL. 90,Compact design 紧凑设计 Single-stage up to 33 mbar 单级可达到33mbar - LEM. pump with close-coupled design机泵同轴设计 - LEL. motor carrier pump带电机支架 25 up to 400 m/h 25至400m3/h 0,75 up to 11 kW 0.75至11k

10、w Standard:标准 - grey cast iron, 灰铁 stainless steel不锈钢 - 50 Hz, 60 Hz, Ex,Vacuum pumps in close-coupled design: LEM / LEL ranges紧凑设计的真空泵：LEM/LEL范围,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,LRVP in close-coupled design: LEM / LEL紧凑设计的真空泵：LEM/LEL,Liquid Ring Vacuum Pumps and Compressors 液环式真空

11、和压缩机,Motor bloc design机泵同轴设计: LEM Motor carrier design带电机支架设计: LEL,Advantages:特点 - compact and simple design设计紧凑/简单- use of different motor executions 可采用不同的电机 - use of bearings of motor可采用电机轴承 (voltage, local standards, ),GPV / GEV,Extension of the suction pressure range of vacuum pumps 延伸了真空泵的吸气压力

12、范围 up to 8 resp. 4 mbar 可达到8mbar甚至4mbar Optimized to the liquid ring vacuum pump 对应液环泵优化配置- GPV:to LPH 对应LPH - GEV: to LEM/LEL and LEH Two executions each 两种配置分别对应 - service liquid temperature工作液温度: 15 C - service liquid temperature工作液温度: 30 C Standard:标准 - non-ferrous metal/grey cast iron- stainles

13、s steel 非铁金属/灰铁/不锈钢,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,Gas ejectors 大气喷射器,Liquid ring vacuum pump with gas ejector液环式真空泵带大气喷射器,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,液环泵,工作液温度15C,吸气压力,液环泵带 大气喷射器,入口体积流量,吸气介质,壳体,动力空气,喷射器喷嘴,扩散体,混合部,液环泵,KPH. 65218,up to 10.000 m/h 最大流量大于100

14、00m3/h up to 500 kW 最大大于500kw KPH/KLH:- single-stageup to 1,5 bar单级可达到1.5bar - double-stageup to 7 bar 双级可达到7bar - multi-stageup to 11 bar 多级可达到11bar Standard:标准 - grey cast iron, stainless steel 灰铁/不锈钢 - mechanical seal, gland 机封/填料 Special constructions特殊材料/设计,Liquid Ring Vacuum Pumps and Compress

15、ors 液环式真空泵和压缩机,Liquid ring compressors: KPH / KLH ranges液环式压缩机：KPH/KLH范围,Two-stage compressor: KPH双级压缩机：KPH,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,1st stage: single acting2nd stage: double acting 第1级：单作用第2级：双作用,Operating principle工作原理,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,

16、Energy production 发电 Water treatment 水处理 Minining 矿山 Chemistry and pharmacy 化工和制药 Use in refineries 精炼 Plastics industry 塑料工业 Clay and ceramics industry 陶瓷工业 Steel industry 钢铁行业,Filling of radiators, brakes,hydraulic systems 引水，刹车及水压系统 Wood industry 木材工业 Paper industry 造纸 Textile industry 纺织 Food an

17、d bottling industry 食品及灌装工业 Medicine 医药 Filter 过滤 Other applications 其他应用,Liquid Ring Vacuum Pumps and Compressors 液环式真空泵和压缩机,Applications in the industry:各行业应用,SIHI Condenser Air Removal System SIHI冷凝器抽空系统,Market,Power Plants 电厂,真空泵,泵吸入口,入口止回阀,排气口,补充液,溢流,换热器,冷却水给水,冷却水回水,SIHI Liquid Ring Vacuum Pump

18、sSingle Stage Pumps LEHSIHI LEH单级液环式真空泵,For Condenser Air Removal 用于冷凝器抽空,Function of service liquid in a sliding vane /liquid ring vacuum pump 液环泵中工作液的作用,Consequences for reliable dry running vacuum pumps,Sealing 密封,Lubrication 润滑,Cooling 冷却,no wearing parts because of contact free rotation of two screw spindles in a common casing Reliable in wet processes because of top-down transportation of gasses