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- Instanced by the Coriolis mass flow rate meter, it is explained that how to apply this platform to developing control instruments. 以科里奧利質(zhì)量流量計為例,將該系統應用于控制儀表的開(kāi)發(fā)與設計。
- Also, note that the mass flow rate value is recalculated from the velocity or volume flow rate value specified on an opening. 同時(shí),注意到率值從在一開(kāi)放上指定的速度或者量流量值被重新計算的大規模的流動(dòng)。
- The magnitude of them was governed by two nondimensional fluid-dynamic parameters: rotational Reynolds number, nondimensional mass flow rate. 分析了轉速、冷卻氣體流量對換熱特性的影響,并給出了無(wú)量綱經(jīng)驗關(guān)系式。
- The results show that the system runs steadily when the driving flow mass flow rate equals to the diffuser outlet vapor flow mass flow rate. 結果表明,當工作流流量同擴壓段出口蒸氣流量相等時(shí)系統能夠穩定運行。
- MFM can accurately measure the mass flow rate.And MFC can accurately control the mass flow rate as well as measuring the mass flow rate. 質(zhì)量(MFC)除測量外還可以精密控制氣體的質(zhì)量流量,質(zhì)量流量計(MFM)可以精密測量氣體的質(zhì)量流量。
- When the mass flow rate is larger, CHF in the narrow annuli changed slightly with the pressure.And it will decrease with mass flow rate. CHF隨質(zhì)量流速的增加而減小,存在一個(gè)“拐點(diǎn)”,當質(zhì)量流速大于“拐點(diǎn)”值時(shí),質(zhì)量流速對CHF的影響就不明顯了;
- The mass flow rate in the dipleg is determined from two parameters, namely the solids velocity and the volumetric concentration. 這種測試方法的優(yōu)點(diǎn)在于不破壞原有實(shí)驗系統的運行特性,屬于非侵入式、在線(xiàn)的快速測試技術(shù),能同時(shí)得出固體的斷面濃度分布和流量。
- The specification of boundary conditions is incorrect if the total mass flow rate on the inlets is not equal to the total mass flow rate on the outlets. 如果不等于在出口上的整個(gè)的大規模的流量,邊界條件的說(shuō)明入口上的整個(gè)的大規模的流量是不正確的。
- The research results show that, when the melt in the tundish is decreasing, the mass flow rate of melt will decrease, and so the spray density function will change. 隨著(zhù)中間包坩堝中金屬熔體液面的降低,熔體質(zhì)量流率不斷減小,從而使霧化錐噴霧密度函數發(fā)生改變。
- By simulation, the more of light compound, and the larger critical velocity of distributor exit, the less of mass flow rate, and the larger of flow rate. 由模擬可知:進(jìn)氣組成中,輕組分越多,分配器出口的臨界速度越大,流體的質(zhì)量流量相應減少,摩爾流量增加;
- In steady flow rig the pressure drop and the mass flow rate of the DPF were measured, and the measured data are used in the estimation of DPF permeability. 在穩流試驗臺上進(jìn)行了微粒過(guò)濾器的壓力損失與流量測試試驗,運用測得的數據計算了微粒過(guò)濾器的滲透率。
- GENG CH M,MAN Q F,XIA J Q,et al.Principle analysis on mass flow rate measurement of solid granules with Coriolis mass flowmeter[J].Measurement Technique,2005 (6):33-34. [4]耿春明;滿(mǎn)慶豐;夏繼強;等.;科里奧利固體散料質(zhì)量流量測量原理分析[J]
- The experimental results show that in the process of flow excursion the mass flow rate and the inlet temperature decreases,while the exit temperature increases smoothly. 研究結果表明:在發(fā)生靜態(tài)流量漂移時(shí),系統循環(huán)流量下降、加熱段的進(jìn)口溫度下降而出口溫度上升;
- The influence of air injection on the performance of compressor is analyzed by altering the mass flow rate, injection angle, yaw angle and collocation of injectors. 本文采用數值模擬方法研究了進(jìn)口葉尖噴氣對低速離心壓氣機穩定工作范圍的影響。
- Using numerical simulation method, detailed dynamic pressure variations, transient gas temperature and mass flow rate in the PTR, and the coefficient of performance of PTR and the exergy losses of all parts of PTR were obtained. 用數值模擬方法得到了制冷機內部各點(diǎn)的壓力、溫度、質(zhì)量流率等參數的瞬時(shí)變化情況及整機的制冷系數,并得到了制冷機各部件的(火用)損失及整機的(火用)效率。
- The predicted results showed that maximum combustion temperature, smog exit temperature, maximum wall heat flux and averaged wall heat flux would increase with increasing phosphorus mass flow rate when excess-air coefficient or air flow rate was constant. 模擬結果表明,無(wú)論過(guò)??諝庀禂倒潭ㄟ€是空氣流量固定,隨燃磷量的增大,最高燃燒溫度、煙氣出口溫度、壁面平均熱流和最大熱流都呈上升趨勢。
- Coriolis mass flowmeters are widely used in many various industrial fields due to their following advantages: measuring the mass flow rate directly, high measurement accuracy and measuring density of fluids at the same time, etc. 科里奧利質(zhì)量流量計由于其可以直接測量質(zhì)量流量、精度高和可以同時(shí)測量流體密度等優(yōu)點(diǎn),在許多工業(yè)領(lǐng)域獲得了廣泛的應用。
- The effects of pressure at high pressure zone on the system's COP ,the reflux ratio of evaporator, the mass flow rate into absorber, concentration of refluxed liquid and exergetic efficiency have been analyzed. 研究了高壓區壓力對蒸發(fā)器回流比、進(jìn)入吸收器工質(zhì)量、回流液濃度、系統性能系數、燈用效率的影響規律.
- The experimental results show that die pressure of PA6 and PA6/HDPE blends is reduced remarkably in the presence of ultrasonic wave during extrusion, but the melt temperature and mass flow rate of PA6/HDPE get increased. 在PA6/HDPE體系的超聲擠出過(guò)程中,超聲輻照所提供的能量場(chǎng)作用、高頻剪切振動(dòng)會(huì )導致共混物熔體口模溫度升高、口模壓力降低、擠出產(chǎn)量提高,因此,超聲輻照能有效改善共混體系的加工性能。
- Decreasing the refrigerant super-heating degree at the outlet of the suction line heat exchanger can reduce the evaporator size, but it simultaneously increases the refrigerant mass flow rate and compressor power. 降低制冷工質(zhì)在回熱器出口處的過(guò)熱度;可以減小蒸發(fā)器的尺寸;但由此帶來(lái)的不利因素;是需要增加制冷工質(zhì)的質(zhì)量流量以及提高壓縮機的壓縮功率.