唇口

首先对油封结构的发展历史进行研究总结，然后以现有PTFE结构无簧油封及耐油硅橡胶端面密封式组合油封唇口部位结构为原型。

First , a summary of the research history on the seal structure , and then to the existing PTFE structure without spring oil seal and oil resistant silicone rubber sealing combined oil seal lip part structure as prototype .

本文是在文献的试验基础上，分析了J6Ⅲ系列进气道唇口几何形状和唇口气流分离的关系。

This paper makes an analysis of the relations between J6 @ series inlet cowl lip geometry and the flow separation of the lip on the basis of reference [ 1 ] .

Marc，考虑结构的材料非线性、几何非线性和接触非线性，建立了充气式气囊密封的轴对称有限元模型，对其充气密封机制进行了分析，得到了唇口法向接触应力的分布规律；

Marc . The seal mechanism was analyzed and normal contact stress distribution along seal bead was obtained .

防尘圈唇口部位结构尺寸分析与改进

Analyzing and Improving the Geometry of the Lip in Dust Ring

陕北石油秩序橡胶油封压胶模唇口结构的选择

Selection of Lip Structure of Mould for Rubber Oil Seal

油封唇口压力大小及分布的有限元分析

Finite Element Analysis of Contact Pressure on Lip of the Oil Seal

可调唇口改善大攻角下S弯进气道内部压力场的实验研究

Improvement of pressure field in S-shaped diffuser at high incidence by variable lip

二元外压式进气道斜板和唇口参数选择的风洞试验研究

Experimental investigation on selecting ramp and lip parameters of two-dimensional external compression inlet

可更换唇口橡胶油封的研究

Investigation into the Rubber Seals with Replaceable Lip

飞机进气道唇口蒙皮拉深成形工艺

Aircraft inlet lip skin stretcher forming technology

变唇口加板模拟总压畸变流场

Method of the combination of varying - lip and plate simulating total pressure distorted flow field

若对唇口内侧分离流采取有效的控制，紊流度峰值大大下降，平均紊流度由0.06降为0.032～0.031（在截面）。

If the lip flow separation is efficiently controlled , the maximum turbulence can be reduced significantly .

本文介绍了可更换唇口橡胶油封的设计，试制及试验结果。

This paper introduces the design , manufacture , and testing results of rubber seals with replaceable lip .

移动唇口变收缩比侧压式进气道反压特性和自起动性能

Study on back pressure and self-starting characteristics for sidewall-compression inlet with variable internal contraction ratio by moving cowl

采用合金磨具钢，唇口浇铸合金，具有耐磨、耐高温，抗变形等特点。

Using alloy steel , lips mouth casting hard alloys with wear-resisting , withstand high temperatures , resist deformation characteristics .

将唇口滑动而上的传热归结为第二类边界条件；

The authors assume that the heat flux at the sliding surface of the lip occurs for the second boundary condition .

汽车水泵轴承密封圈的密封性能与唇口过盈量密切相关。

The performance of automotive water pump bearing seal is closely related with the magnitude of interference of the sealing lip .

U型圈是液压缸中最常用的油封，它是一种典型的唇口密封件，无论用于活塞还是活塞杆都能获得良好的密封效果。

It 's typical lip seal , which is able to gain good seal effect no matter in piston or piston rod .

超音速轴对称进气道唇口分离流吹除及其动态畸变源相干分析

The Blowing-off of the Lip Separation of an Axisymmetric Supersonic Inlet and the Analysis of the Coherence of Dynamic Distortion of the Inlet

宽高比对二元高超声速进气道性能的影响带唇口封气活门的高超侧压进气道过渡态工况气动性能

Effect of aspect ratio on 2-D hypersonic inlet performance Dynamic investigation on hypersonic sidewall compression inlets with cowl valve during the process of transition

油封唇口与轴之间产生的热量主要通过润滑油、轴被带走，通过空气带走的热量较少。

The heat generated between lip seal and shaft is dissipated by engine oil and shaft mostly , heat dissipation by air can be neglected .

葡萄酒过后温暖的手，他们一个接一个地吮吸它有两个唇口口，好像他们是喝着茶。

After the wine warms the hand , they suck it one mouth by one mouth with two lips as if they are sipping tea .

试验结果表明，Y型密封件唇口结构是决定密封性能的主要因素，唇部是易损部位。

The fest has shown that the sealing behaviour is mainly dependent on the structure of the sealing lip , which is liable to wearing our .

本实用新型的要点是：在主封油面的另一侧还有一个封油唇口。

The utility model has a main point that the other side of the main oil seal surface is also provided with an oil seal lip .

然后计算了0米、1000米、4000米、8000米飞行状态下，某发动机进气道唇口处空气流场和相应水滴撞击特性，给出结果和分析。

The calculation results and analysis of the engine inlet flow field and water droplet impingement performance with the given flight state and icing condition are evaluated .

变唇口加杆可模拟具有中心高压区且周向畸变较小的总压分布。

The contour map of small circumferential total pressure distortion with high pressure area at centre can be simulated by the method of the combination of lip and rod .

带唇口封气活门的高超侧压进气道过渡态工况气动性能超高压压缩机气缸螺栓疲劳寿命评估

Dynamic investigation on hypersonic sidewall compression inlets with cowl valve during the process of transition Analysis on Fatigue Life to the Air Cylinder Bolt in Super High Pressure Compressor

终端开口与转动风扇的比较表明，无隔道进气道的后向散射主要来源于外罩唇口的电磁波散射。

The comparison results of the bump inlet with opening terminal and with rotating fan at the outlet indicate that the electromagnetic scattering comes mostly from the mouth of inlet .

对不同侧板配置方式的侧压式进气道进行了数值模拟，通过对比分析，发现由唇口板的位置所决定的溢流窗面积的大小对进气道溢流特性的影响显著。

The research indicates that the area of spillage window , which is mainly determined by the position of the cowl , significantly influences the spillage characteristic of the scramjet inlet .

双色油封，唇口部位采用氟橡胶，静密封部位采用丙烯酸酯胶，降低了材料成本。

Double color oil seal , The part of the lip is made of FKM , and the outer part is made of ACM , which reduces the cost of the material .