- 美国GD CycloBlower螺旋鼓风机
详细信息
螺旋式鼓风机/真空泵实现安静稳定、高效无油的气体输送长期连续运转性能范围流量:2.5~190立方/每分钟压力: ~138kPa真空度:~57.5kPa (干式)真空度:~81.3kPa (湿式)螺旋式鼓风机/真空泵属于定容积式气力机械,因独特的螺旋状转子而得名。螺旋式鼓风机/真空泵的工作原理类似于螺杆压缩机:螺旋状叶轮推动气体在气缸内轴向流动并压缩气体,同等工况条件下能耗和排气温度均低于罗茨式鼓风机/真空泵。一、性能特点1.输送气体绝对无油转子与转子、转子和壳体互不接触,齿轮和轴承远离气缸,气缸内洁净无油。2.无压力波动和气流冲击,运转噪声低运转连续稳定、没有压力波动,噪声比罗茨式鼓风机/真空泵低5~15dB(A)。3.能源消耗小气缸内发生内压缩过程,比罗茨式鼓风机/真空泵节能8~15%。4.压力高,真空度高高压力、高真空度下连续运转也只需要单级压缩,不消耗冷却水。5.高可靠性,使用寿命长转子、齿轮和轴承不受冲击载荷,转子以耐磨的球墨铸铁为材料。6.重量轻,机组形式简单转速很高,结构相对紧凑,附件种类少。二、结构特点1.转子:从动转子有四个斜凹槽,主动转子有二个凸出的叶片;转子与轴为不可分离的整体由球墨铸铁铣削而成,经去应力处理和精密动平衡。2.轴承:较小的机型使用单列和双列球轴承,较大的机型使用双列角接触轴承和圆柱滚子轴承。3.齿轮:合金钢斜齿轮安静、精确地传递动力。4.壳体:整体式铸造壳体足以抵御变形,保证转子高速平稳运转;内部流道经特殊设计,控制气流稳定,抑制气动噪声。5.密封:标准型空气密封为嵌入式巴氏合金迷宫,充气迷宫或机械密封可选;*Teflon油封用于隔绝润滑油。6.润滑:转子不需要润滑;齿轮和轴承由封闭的飞溅润滑系统提供润滑,某些小型机也采用油脂润滑轴承;所有机型均不需要油泵和冷却水。螺旋式鼓风机/真空泵的转子之间互不接触而是保持着微小的、均匀的间隙。齿轮传递压缩气体所需的动力,并控制着主从转子之间的精密啮合。驱动轴伸位于排气侧,从轴伸方向看顺时针方向旋转,从动转子转速是主动转子的一半。标准的气流方向是上进下出,相反的流向也可供选择。所有部件都是空冷,不需要任何冷却水。工作原理:啮合的主动转子(二叶阳转子)和从动转子(四叶阴转子)是实现气体压缩的关键。转子和气缸将形成一个有扩大→缩小→扩大循环的压缩空间。进气时压缩空间与进气口连通,空间容积逐渐扩大气体被吸入。当转子与进气口脱离后压缩空间封闭,旋转的转子使压缩空间的容积逐渐变小,空间内的气体被压缩压力逐渐升高。当压缩空间抵达排气口时排气过程开始,空间容积逐渐变小直至为零,气体通过排气口向外排出。螺旋状转子使压缩空间的容积变化过程渐近而连续性,进气和排气时不产生压力波动和气流冲击,获得远远优于罗茨式鼓风机/真空泵的低噪声性能。主要结构:以5CDL为例。除了转子和机壳的长度差异外,5CDL系列产品其余结构相同。机壳由灰铸铁整体铸造,进气口和排气口布置在机壳两端,用法兰与管道连接。转子以球墨铸铁铸造经铣削而成,轴与叶轮成整体不可分离,所有转子都经过精密动平衡以求在高转速下达到*小的振动。斜齿轮用合金钢制成,经过滚铣和磨削加工。定位轴承位于排气端即驱动端,采用双列角接触轴承;齿轮端即进气端采用圆柱滚子轴承允许轴的热膨胀。齿轮和轴承全部采用封闭的飞溅润滑方式。气密封采用嵌入式巴氏合金迷宫,油密封使用Teflon*油封。转子形式:螺旋式与罗茨真空泵*明显的结构差别在于转子:罗茨式是直线形转子,螺旋式的转子呈螺旋状。转子形状的不同导致能耗、噪声和寿命差异。能耗:罗茨式真空泵属于强制排气类机械,气缸内没有内压缩,因而能耗较高。螺旋式真空泵从属螺杆压缩原理,气缸内有内压缩过程,因而能耗较低。噪声:压力波动和气流冲击是引发气动噪声的根源。罗茨式真空泵排气时,排气口的高压气体向气缸高速逆回,产生压力波动和气流冲击,引发以低频为主的气动噪声。螺旋式真空泵排气过程渐进而连续,没有压力波动和气流冲击,因而气动噪声小。寿命:压力波动和气流冲击影响转子和整机寿命。罗茨式真空泵排气时,转子表明受高速气流直接侵蚀,冲击载荷被传递到轴承和齿轮。用于灰渣输送时,气流中含有的高硬度灰渣微粒加快转子磨损,导致间隙增大“抽不起真空”,降低系统出力。Whispair设计能降低压力波动但无法将其彻底消除。螺旋式真空泵没有气流冲击,转子磨损小,载荷均匀稳定。注:鼓风机的原理和特点类似于真空泵,此处不作重复。五、典型应用1、一种使用熔喷法、纺粘法、非织造布节能、噪音低、高压力(*高1.4KG)、无水冷却的美国进口高压螺旋鼓风机得到广泛应用。2、开米松磺化高压系统和意大利磺化生产线系统得到广泛应用。3、污水处理装置耗氧池鼓风曝气。4、火力发电厂灰渣气力输送、分选和高压流化。5、粮食和水泥等散装干物料的气力装卸。6、变压吸附制氧装置(VPSA)真空解吸。7、烟气脱硫装置(FGD)氧化空气鼓风机。*用于散装水泥卡车的高压机型压力上限为2.5bar。*Teflon为美国杜邦公司的注册商标。流量:2.5~190 m3/min压力: ~138kPa真空度:~57.5kPa (干式)真空度:~81.3kPa (湿式)1、输送气体绝对无油2、无压力波动和气流冲击,运转噪声低3、能源消耗小4、压力高,真空度高5、高可靠性,使用寿命长6、重量轻,机组形式简单螺旋式鼓风机/真空泵主要性能参数表 1/6型号转速r/min各排气压力下的进口流量Q(m3/min)和轴功率N(kW)34.5kPa62.0kPa82.7kPa103.4kPa124.0kPa137.8kPaQNQNQNQNQNQN5CDL515002.82.62.24.520004.13.43.56.03.27.525005.44.94.87.84.510.14.212.730006.76.06.29.95.812.75.515.535008.07.57.511.97.115.16.818.56.421.440009.39.38.813.88.417.98.121.67.624.97.427.7450010.611.110.216.89.820.69.424.99.028.58.831.9500012.013.211.519.611.123.510.728.410.332.210.136.25CDL915005.14.54.39.020007.66.06.711.26.214.2250010.17.69.213.18.717.28.221.3300012.59.511.715.711.220.510.825.410.329.89.933.5350015.011.214.218.713.623.93.229.812.733.612.339.1400017.513.416.622.416.128.415.634.315.339.514.845.2450020.015.719.225.618.733.018.240.517.747.317.351.7500022.418.121.729.321.237.720.746.720.254.319.858.65CDL1315007.16.06.210.45.514.2200010.68.69.714.39.019.08.523.9250014.211.213.218.312.623.912.029.8300017.713.826.822.416.129.115.635.814.943.314.446.6350021.216.820.326.919.634.719.141.818.449.218.054.0400024.820.523.932.123.240.322.647.721.955.221.561.3450028.224.727.337.026.746.326.153.025.561.825.168.4500031.729.330.942.130.352.329.658.329.068.928.675.67CDL1111009.37.57.813.46.818.7160015.312.313.720.912.927.6210021.516.820.028.419.036.618.144.017.653.716.558.6260027.720.926.035.825.245.524.256.023.667.922.773.0310034.026.132.344.031.456.030.667.929.782.128.886.7360039.931.338.552.237.566.436.580.635.797.035.0105.7400045.036.243.758.742.774.641.690.340.6108.139.9119.7螺旋式鼓风机/真空泵主要性能参数表 2/6型号转速各干真空压力下的进口流量Q(m3/min)和轴功率N(kW)-27.1kpa-40.6kpa-54.2kpa-57.5kpaQNQNQNQN5CDL515003.12.22.63.120004.52.94.04.03.55.425005.93.75.54.95.06.64.96.930007.44.66.96.06.57.86.48.235008.85.78.47.58.09.27.89.6400010.26.89.88.79.410.79.311.0450011.78.211.310.210.812.210.712.7500013.29.712.711.812.313.712.114.45CDL915004.73.53.74.92.37.120007.44.56.36.65.09.3250010.15.68.98.37.711.6300012.76.811.710.010.413.810.214.9350015.47.914.311.613.116.012.917.2400018.19.117.013.415.818.315.519.7450020.810.319.715.118.520.818.322.2500023.511.422.416.821.223.020.924.55CDL1315006.54.55.16.73.58.420009.96.68.59.16.911.5250013.38.611.811.810.514.9300016.610.815.414.314.017.9350020.212.918.816.917.620.9400023.614.921.519.521.123.9450027.217.225.822.324.427.124.028.1500030.719.329.225.027.830.127.531.37CDL1111009.56.07.89.06.111.9160015.79.014.013.412.017.9210022.113.120.417.918.323.917.924.9260028.616.826.622.424.529.124.331.9310034.819.433.026.930.735.130.638.9360041.222.439.232.137.141.837.045.4400046.226.244.436.042.547.642.050.4螺旋式鼓风机/真空泵主要性能参数表 3/6型号转速r/min各排气压力下的进口流量Q(m3/min)和轴功率N(kW)34.5kpa62.0kpa82.7kpa103.4kpa124.0kpa137.8kpaQNQNQNQNQNQN7CDL14110012.211.910.817.99.922.4160019.818.918.424.617.632.816.841.0210027.620.126.232.825.343.324.553.723.163.422.870.1260035.426.134.042.533.156.032.367.930.979.830.589.4310043.332.841.652.241.067.140.282.138.897.038.3107.6360050.939.549.562.748.779.848.097.046.7113.446.0124.7400057.346.255.971.854.990.153.9105.652.9127.452.3138.77CDL17110013.911.211.618.710.522.4160022.916.420.929.119.735.8210032.322.430.339.529.050.727.962.726.973.126.083.9260041.329.839.650.038.464.237.479.136.492.535.3103.3310050.838.149.060.447.878.346.795.546.0111.944.6121.7360060.147.758.373.157.392.556.3113.455.5131.353.9141.8400067.756.266.081.564.7101.863.5123.962.2145.361.4158.79CDL13120023.417.220.929.819.538.8150030.422.428.038.126.950.025.861.2180037.629.835.447.034.261.233.174.632.089.531.198.8210044.736.642.756.741.673.940.589.539.5107.438.4116.2240051.944.850.167.949.087.347.8105.247.0124.645.7134.8270052.256.757.382.156.3103.055.3122.354.3141.753.1154.1300066.966.865.295.563.8119.062.6140.261.3158.260.4174.89CDL18120032.023.928.938.827.252.226.063.4150041.931.339.251.537.566.436.279.1180052.138.849.563.447.882.146.497.045.3113.344.1130.8210062.147.059.775.458.397.756.9115.655.6137.354.2155.5240072.257.469.889.568.5113.467.1135.865.9161.164.4180.3270080.170.979.8104.478.7130.677.5161.176.1198.274.5206.8300092.682.790.5119.788.9149.587.3186.485.8219.184.7236.9-
产品搜索
上海钰捷机械有限公司 电话:18721408638 地址: 上海市青浦区振盈路548号内容声明:谷瀑为第三方平台及互联网信息服务提供者,谷瀑(含网站、客户端等)所展示的商品/服务的标题、价格、详情等信息内容系由店铺经营者发布,其真实性、准确性和合法性均由店铺经营者负责。谷瀑提醒您购买商品/服务前注意谨慎核实,如您对商品/服务的标题、价格、详情等任何信息有任何疑问的,请在购买前通过谷瀑与店铺经营者沟通确认;谷瀑上存在海量店铺,如您发现店铺内有任何违法/侵权信息,请在谷瀑首页底栏投诉通道进行投诉。