jzw型轴向外压式波纹补偿器

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1、JZW型轴向外压式波纹补偿器http://www.xkgd.com/product/bcq/12.html用途：轴向外压式波纹补偿器主要吸收轴向位移，具有补偿量大、保温性能好、残余介质可以排除等优点。型号：DN32-DN1600，压力级别：0.1Mpa-2.5Mpa轴向补偿量：18mm-400mm一、型号示例举例：0.6TWY500×8JB表示：公称通径为500mm，工作压力为0.6MPa(6kg/cm2)波数为8个，不锈钢管连接的轴向型外压式波纹补偿器。注：疏水口的设置按用户要求。二、使用说明：

2、轴向型外压式波纹补偿器主要吸收轴向位移，具有补偿量大、保温性能好、残余介质可以排除等优点。三、轴向型外压式波纹补偿器对支座作用力的计算：（不考虑温度对补偿量及刚度的修正） 例：一碳钢管路，公称通径500mm，工作压力0.6MPa；介质温度350°C，环境最低温度-10°C，安装温度为20°C，管线长如图，疲劳破坏次数要求3000次。要安装一外压补偿器，试计算补偿器对支座的作用力。外压补偿器一般安装位置如下（图示）：解：（1）热变形计算：△L=a·t·L=0.0133×360×30=143.6mm 

3、      （2）根据使用条件和热变形计算数据，查样本可选用0.6TWY500×8F，N=3000次，X0=192mmKx=272N/mm。(不做预变形)　        （3）A、B管架受轴向力：内压推力：Fp=100·P·A=100×0.6×3167=190020N轴向弹力：Fx=Kx·X272×143.6=39059.2NFz=Fp+Fx=190020+39059.2=229079N 通径长度mm波数压力等级Mpa滤纹管有效面积cm2最大外径尺寸mm0.611.6轴向补偿量mm/刚度N/m

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