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The company is specialized in producing sewage treatment equipment. Main products are drain pump, stirring machine, drain grating, electromagnetic starter etc..

国内一流的水及污水处理处理设备的厂家,增强型潜水排污、WQ系列潜水排污类产品,QJB潜水搅拌器、GSGS型钢丝绳牵引式格删除污机、GSCY型铲抓式移动格栅除污机等水处理产品,QC30系列电磁启动器等电控设备产品

Permanent pump is famous large-scale water supply and drainage equipment, chemical pump series of professional manufacturers.

隔膜。管道永久业是国内知名的大型给排水设备,化工系列的专业制造商。

The influence of the eccentricity mass moment, position of mass center and the bearing stiffness to the vibration characteristics of the rotor system is discussed in detail; 3. To verify the exactness of FEM and learn the principle of vibration of dredge pump further, The orbit of the rotor shaft of the pump in the dredger is measured, the measurement results show: the repeat of the orbit of the rotor shaft is very bad when dredge pump is in the dredging mud condition.

模态分析确定了泥的振动特性;谐响应分析确定了泥转子轴在偏心力的作用下轴截面处的最大响应位移;研究了转子轴的质心位置、轴承刚度和质量偏心矩对转子轴振动特性的影响; 3、采用轴心轨迹法,实船测量了泥轴工作时振动响应值。

Series is a kind of mechani-cal seal component with centripetal. inbuilt, single face. multi-spring and non-equil-ibrium structrure and conforms to ISO 3069 and JB1472-75. It applies to all kinds of centri-fugal pump,chemical pump,inline pump,pipe pressure pump,dredge pump and multi-stage feed pump.

本型号机械密封件是一种内流内装,单端面,多弹簧非平衡型结构,符合ISO-3069,JB1472-75标准,应用于各种离心,化工,管道及管道增压,排污,多级给水

This type pump has a particularly designed tearing mechanism. It can tear, cut fibred matters, and then drains them smoothly without needing filter net. So this type pump is particularly suitable for transporting sewage contained long fibred.

本型特别设计了一种特殊的撕裂机构,能够将纤维物质撕裂、切断,然后顺利排放,而无需在上加装滤网,因此本型特别使用于输送含有长纤维物质的污水。

The main products are: LPG pump, liquid ammonia pump shield, float liquid level regulator, acid pump, fluorine plastic pumps.

主要产品有:液化气,液氨屏蔽,浮子液面调节器,耐酸,氟塑等。

Electric submersible screw pump are screw pump and the electric submersible pump combination is a very applicable to horizontal wells downhole fluid lift system, belong to non-rod pump systems, to avoid the tube, rod friction wear and tear.

电潜螺杆是螺杆和电潜的组合,是一种非常适用于水平井的井下流体提升系统,属于无杆系统,避免了管、杆摩擦损耗。

Taking velocity moment as controlled variable, the formulas were deduced to calculate quasi-3D inverse problem for uniform stream model of guide pulley. According to the theory of two relative flow surfaces and the force analysis of air bubble, the formulas were deduced to calculate quasi-3D direct problem while gas and liquid running in the guide pulley of multiphase pump, and a method was provided to carry on quasi-3D numerical calculation of inner flow filed.

以速度矩作为控制参数,推导出多相导轮中均匀流模型的准三维反问题计算公式;基于两类相对流面理论及气泡的受力分析,推导出气、液两相在多相导轮中运动的准三维正问题的计算公式,提出一种对多相导轮内流场进行准三维数值计算的方法。

Valves used to regulate working conditions at the pump, check valve in the liquid pump to prevent backflow when the reverse, and pumps to avoid water hammer blow.

阀门用来调节的工况点,逆止阀在液体倒流时可防止反转,并使避免水锤的打击。

Pump valves used to regulate the working conditions, Nizhi when the valve to prevent backflow of liquid in the pump reverse, and pumps to avoid water hammer blow.

阀门用来调节的工况点,逆止阀在液体倒流时可防止反转,并使避免水锤的打击。

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I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像,后来回台湾,甚至去年在北京,居然也四处看见她的海报,才惊讶她的魅力之大。

Ah may dee:You are chinese living in a democratic country.

你是居住在民主国家的中国人吧。