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- Flow coefficients at other than fully open may be approximated by use of the characteristic flow curves for tilting disc check and globe valves. 不是全开状态的流量系数可以采用适用于提升式阀瓣止回阀和截止阀的流量特性曲线进行估算。
- Butterfly valves because of their high flow coefficients and resilient seats are virtually self-cleaning and are less susceptible to failure due to trash material in the line. 由于蝶阀具有很高的六体系数和性能很好的弹性阀座,因此蝶阀具有自动清洗功能,降低了管道被拉鸡杂物堵塞的可能性。
- The results show that the flow coefficients of the orifice-plates with a rectifier are more stable and have less fluctuation than those without a rectifier. 结果是:有整流器时的孔板流量系数均比无整流器时的孔板流量系数稳定且波动小。
- The flow coefficients of the orifice-plate flowmeters are experimentally studied with or without a rectifier at the lower reach of a space elbow in the measuring pipe of flow. 通过实验研究,观察分析了流量测量管路中空间弯头下游有(或无)整流器时对孔板流量计流量系数的影响。
- Flow coefficient is an important index for productivity evaluation. 流动系数是评价产能的一个重要指标。
- The flow coefficient (Cv) listed in the tables apply to fully open valves only. 表中所列流量系数仅适用于全开状态下的阀门。
- Optional use of flow coefficient and head coefficient instead of volumetric flow rates and heads. 提供了除容积流率、压头外的流动系数和压头系数。
- The influence of flow coefficient changes on ZH1105 diesel engine is studied in this paper. 摘要研究了喷油嘴流量系数变化对单缸直喷柴油机性能的影响。
- In addition, the interlayer interference coefficient can be estimated by calculating flow coefficient variation in single wells. 此外,通过计算单井的流动系数变异程度,可以估算层间干扰系数的大小。
- The flow coefficient of the device is equal to that of a standard sprinkler (DN15) (The flow coefficient of the standard sprinkler K=80). 此装置的流量系数为一个标准喷头(DN15)的流量系数相等(标准喷头流量系数K=80)。
- The air port performance (swirl intensity and flow coefficient) has an important effect on power, economy and emission of the agriculture engine. 农用柴油机进气道气体流动性能(涡流强度、流量系数)对农用发动机的动力性、经济性和排放有重要影响。
- The differential pressure across the pressure test points is measured and the flow rate calculated using the calibrated chart or Flow coefficient table. 测量经过压力测试点的压差,并利用标准化图表或流量系数表计算流动速率。
- Two concepts respectively called loss rate of flow coefficient and loss rate of angular momentum were presented to analyze the interference of intake flow through two inlet ports. 为了分析相邻气道的进气气流在缸内干涉的程度及其对缸内涡流运动的影响,提出了流量系数损失率和角动量矩损失率的概念。
- The influence of wellbore storage, skin factor, interporosity flow coefficient and elastic storativity ratio to the bottom hole pressure of the observation well were analyzed. 分析了井筒储存、表皮系数、窜流系数以及弹性储容比对观测井井底压力的影响。
- Using the predic tion software of the fire smoke flow properties in the building, the effect of the flow coefficient on the fire smoke flow was also studied. 同时,运用建筑物火灾烟气流动性状预测计算软件,分析了门窗开度及流量系数对火灾烟流的影响。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- In convection, hot currents flow upwards. 在对流中热气流向上运动。
- The functional relation of flowing coefficient with flowing pressure was described as a parabolic function, and a new type of inflow performance relationship which contained 3 undetermined coefficients was setup. 摘要假设油井流动系数为二次抛物线函数,建立了包含3个待定系数的新型通用油井流入动态方程。
- After several pumps, the water began to flow. 用泵抽了几下之后,水流出来了。
- The relevance functions between total pressure recover coefficient and the parameters( Mach number, angle of attack, flow coefficient, angle of sideslip) for subsonic submerged inlet in turbojet and turbofan engine were investigated. 摘要根据某埋入式进气道试验数据建立了计算埋入式亚声速进气道总压恢复系数的经验公式,表现为关于马赫数、量系数、角、滑角的函数。