The lower one prevents the oil splashed onto the cylinder bore from entering the combustion chamber, and is called an oil ring. 底下的一道防止机油飞溅到缸筒从而窜入燃烧室的环叫做油环。
Based on the bedding grid and horizontal grid, mixed grid-modeling method was established by analyzing oil ring distribution and the existing reservoir simulation grid technique. 分析了薄油环分布特征及现有油藏模拟网格技术特点,引入顺层网格和水平网格,论述了混合网格建模方法。
Investigation of non-synchronous response of adaptive squeeze film damper with metal rubber oil film ring 带金属橡胶油膜环的自适应挤压油膜阻尼器非协调响应研究
First assemble the three-piece oil scraper ring. 首先装配三件式刮油环。
Flex-Vent oil ring stability of rotating flexible disk under AC electromagnet (活塞)挠性油环交流电磁铁作用的旋转弹性圆盘稳定性
Coil spring loaded slotted oil control ring 依靠本身弹力密封的环,无弹簧胀圈的环螺旋弹簧加载双坡口油环
Numerical simulation method for thin oil ring in condensate gas reservoir with bottom water 底水凝析气藏薄油环开采数值模拟方法研究
Out in the shaft loaded oil ring groove or by centrifugal force along the axis of the oil drain off the surface, the oil flows back to the assembly after the pool, and thus play a role in sealing. 在轴上开出沟槽或装上油环,借离心力将沿轴表面外流的油甩掉,集结后流回油池,因而起到密封的作用。
Carbon in oil control ring groove 机油控制环凹槽中有碳粉
Oil control ring gap to be located 30 degrees to the left of combustion chamber recess. 控油环间隙位于燃烧室凹口的左30度。
As the inventor of the the Flex-Vent · oil control ring and technology leader, Hastings has high brand awareness and good market reputation in the industry. 作为现代控油环技术的发明者及技术领跑者,在行业内海斯汀拥有极高的品牌知名度及良好的市场声誉。
With the help of logging curve and 3-D seismic interpretation and oil-test material, oil-water surface of J 1S 2 2 sand body is determined, oil-gas reservior type is a condensate reservior with oil ring? boundary-bottom water? low porosity and low permeability. J1S22砂层据开发评价井MB2003井测井曲线和三维地震解释,结合该井试油成果资料,确定了油水界面,油气藏类型为带油环带边底水的低孔低渗凝析气藏。
The results also find that wear resistance of niobium cast iron oil ring is87.3% higher than that of CrMoCu alloy cast iron along with the cost reduction for niobium cast iron oil ring. 通过快速模拟磨损试验发现铌铸铁油环耐磨性能比铬钼铜油环提高87.3%,并降低了油环的制造成本。
Development of Oil Ring Steel Wire for Internal-combustion Engine 内燃机用油环钢丝的研制
Design and Manufacture of Dies and Fixture for Compound Oil Ring with Double Wave Steel Belt 双波钢带组合油环模具和夹具的设计与制造
Axial Movement of Oil Ring Effects on Sealing Performance of Two-Ring Design 油环轴向窜动对二道环活塞密封性的影响
Application of the Roots Pump and Oil Ring Pump Combination System in Vacuum Induction Oven 罗茨油环机组在真空感应炉上的应用
Design and Development of the New Type Composite Oil Ring with Helical Spring 螺旋弹簧组合油环的设计与试验研究
Design and Application of Oil Ring with Coil Expander 螺旋弹簧衬环组合油环的设计和应用
Experimental results show that the wear resistance of niobium cast iron piston ring enhanced remarkably, the niobium cast iron oil ring without chromium plating had good compatibility with the cylinder liner. 试验结果表明,铌铸铁活塞环的磨损性能有显著提高,外圆未镀铬的铌铸铁油环与气缸套材料有良好的匹配性能。
Hastings Flex-vent Oil Ring Advantages and Applications 哈斯汀挠性油环&优越性与应用
In this paper, the design basis, calculation method and construction feature of the new type composite oil ring with helical spring used in the medium and high speed diesel engine are described. 本文介绍了一种中、高速柴油机上使用的螺旋弹簧式组合油环的设计依据、计算方法及结构特点,总结了在120型柴油机上的试验结果。
It is four factors above-mentioned controlling that form the deep structure-lithology condensate reservoir with oil ring in Baimiao structure. 上述4种因素控制形成了白庙深层带油环的构造岩性凝析油气藏。
Comparison with the chromium-plated oil ring, the niobium cast iron oil ring had lower cost, excellent wear resistance and no contamination from chromium plating. 装机使用表明,铌铸铁油环与原镀铬油环相比,具有成本低、耐磨性好和无镀铬污染等优点。
Investigation on Performance Improvement of Coil-Spring Loaded Oil Ring in Diesel Engine 改进柴油机螺旋撑簧油环性能的研究
A Calculating Method of the Composite Oil Ring 组合油环计算方法
Further understanding of the mechanism of lubrication, friction and oil-scraping action of oil ring is gained from studying on oil-scraping height of the coil spring loaded oil control ring. 通过螺旋撑簧油环刮油边高度的研究,进一步了解了油环润滑、摩擦及其刮油机制。
According to a comprehensive analysis the oil/ gas reservoir is of oversaturated condensate gas reservoir with a fairly large oil ring controlled by the weathered crust. 据目前综合分析,该潜山油气藏类型为受风化壳控制的带较大油环的高饱和凝析气藏。图4参3(梁大新摘)