它使用了著名的机械密封原理。
轻烃泵机械密封属于汽液两相密封。
The mechanical seal for light hydrocarbon pump belong to the seal for liquid and gas phases.
冶金，船舶，食品机械密封。
某些泵不用填料，而用机械密封（图）。
Some pumps use mechanical seals rather than packing (Figure).
研究了上游泵送机械密封在真空装备轴封中的应用。
The upstream pumping mechanical seal was used as shaft sealing of vacuum plants.
分析液环式压缩机机械密封损坏原因，提出改进措施。
Analyzed breakage causes of mechanical seal in liquid ring compressor, and introduced measures for improvement.
机械密封泄漏中，轴套与轴之间的泄漏是比较常见的。
Mechanical seal leakage, the sleeve and the shaft leakage between (inter-axis leakage) is relatively common.
使用机械密封时，应调整机封压盖螺柱，使其无泄漏。
If mechanical seal is used, adjust the stud on the gland to ensure no leak with it.
该机械密封有结构先进、参数高、使用效果好等特点。
The machinery seals were advanced in structure, had high parameters and good application efficiency.
轴封：采用机械密封，根据用户要求也可以采用填料密封。
Shaft seal: mechanical seal, according to user requirements can be used seal packing.
用有限元法分析了人字形螺旋槽机械密封的热变形和力变形。
Using finite element method, the thermal and mechanical deformations of herringbone spiral groove mechanical seal are analyzed.
急冷油循环泵的机械密封频繁泄漏是困扰乙烯生产的老难题。
Frequent leakage of mechanical seal of quenching oil circulating pump was a hard problem in ethylene production.
注意：配置尺寸140电机机架的泵装置采用碳化陶瓷机械密封。
Note: Units with motor frame size 140 use carbon ceramic mechanical seals.
文中讨论和分析了机械密封各种不同相态的模型及其相态稳定性。
Models of Various states in mechanical seals and phase stability are discussed and analysed.
不锈钢离心泵采用水冷却机械密封，有效延长机械密封使用寿命。
The stainless steel centrifugal pump uses the water cooling mechanical seal, extends the mechanical seal service life effectively.
泵的轴封采用机械密封，泵体顶部和底部分别装有注水、放泄的螺塞。
Pump shaft seals use mechanical seal, pump top and bottom, respectively, equipped with water injection plug and the drain plug.
机械密封产生变形会严重影响其工作性能，甚至导致磨损和早期失效。
The deformation of mechanical seals would seriously affect their working performance, even resulting in wear and early stage failure.
机械密封试验机是进行机械密封装置基础研究和性能检测的重要装备。
The testing machine for mechanical seal is the important equipment to carry out the research on basic behaviors of mechanical seals.
本系列是由二只108机械密封反向组装而成，适用于各种潜水泵使用。
This series, which is assembled reversely by two 108 mechanical seals, is applicable for various diving pumps.
机械密封：该形式的密封特别适用于多级串联渣浆泵的密封，完全无泄漏。
Mechanical seal: this type is especially suitable for multi-stage slurry pump in series and without leakage.
在位灭菌自动手动，无机械密封无泄漏补料加酸加碱蠕动泵，设备美观大方。
In manual, automatic sterilization without mechanical seal leak-off filling materials plus acid add alkali peristaltic pump, with beautiful and dignified equipment.
作为潜水污水泵关键部件的机械密封，其可靠性决定潜水污水泵的使用寿命。
Mechanical seal is the key part of submersible sewage pump, the reliability of it decide the submersible sewage pump life.
当用扳手上紧配件时，这种机械密封会在螺纹配合和轻微的变形来生成密封效果。
This mechanical seal is produced by the mating and slight crushing of the threads when a wrench is applied to tighten the fittings.
根据需要和输送介质，可采用机械密封和填料密封两种，且这两种结构具有互换性。
According to needs and delivery medium, can be used two kinds of mechanical seals and packing seal, and the structure of these two kinds of interchangeability.
杂质泵用机械密封经过静试后，运转时高速旋转发生的离心力，会克制介质的泄露。
Impurity pump mechanical seal after static test, the operation of high-speed rotation of the centrifugal force generated will inhibit the leakage of media.
两台泵在运转过程中均未见有机械密封泄漏现象发生，也未见有异常的振动和噪声。
No mechanical seal leakage or abnormal vibration or noise occurred to the two pumps during operation.
分析了影响机械密封使用的几个因素，包括温度、压力、转速以及被密封介质的特点。
The factors affecting the use of mechanical seals, including temperature, pressure, rotary speed and characteristic of the sealed medium, are analyzed.
三道机械密封防止介质的泄漏，同时泵内部的高度抛光降低了对形成的聚合物链的损害。
A sophisticated triple mechanical seal system prevents leakage of the pumped fluid whilst highly polished pump internals minimize damage to the forming polymer chains.
使用波纹管机械密封的的成本太高，可是使用寿命长于前两种，维护或者改换时斗劲麻烦。
Use bellows mechanical seal the cost is too high, but the service life is longer than the first two, maintain or change relatively trouble.
为了防止液压减振器因工作液的损失而丧失阻尼效能，其机械密封结构的设计是重要问题。
Mechanical seal design is key to the damage of damping function due to the loss of working liquid of hydraulic shock absorber.
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