排汽壓力 的英文怎麼說
中文拼音 [bèiqìyālì]
排汽壓力
英文
abandonment pressure-
Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine
選擇了等比例長孔式混合器控制空燃比;通過提高壓縮比來彌補動力性的損失;以動力性為主控目標,對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節;通過空燃比的合理控制,直接改善發動機的動力性、經濟和排放指標;作為對缸內燃燒過程的理論分析,進行了燃燒特性的實驗測試;對原汽油機和新開發的液化石油氣發動機,進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。This paper develops a whole - course alarm unit for pulsing vacuum high - pressure steam sterilization to monitor hydraulic pressure, vacuumizing ability, sterile time, sterile pressure and drying time. the unit alarms if any parameter mentioned above is out of order
現特設計一種滅菌全過程監測的報警裝置,可對水源壓力、高壓蒸汽滅菌器真空度、滅菌器夾層壓力、滅菌器內室壓力及計時進行實時監測,當任一程序在使用中出現異常時,報警裝置將發出準確部位的報警信號,提醒工作人員及時排除故障,保障滅菌效果。A new method is put forward on thermodynamics combustion model to make imitating research on egr - a software is made to calculate the amount of no from the gasoline by connecting with the practical condition in our country, starting with thermodynamics and experiment at the same time make a system research to influence by the exhaust gas returning system on the gasoline, such as exhaust gas, fuel economy, and power, finally a new thought is afforded for optimizing all the egr parameter in chapter 6
第五章採用上述診斷和預測模型對bj492q發動機進行了模擬計算和實驗研究,並探討了點火提前角、殘余廢氣系數、燃空比、壓縮比和火花塞位置對發動機性能的影響。第六章提出了基於熱力學燃燒模型對egr進行數值模擬的方法,系統地研究了車用汽油機加裝egr系統后對排放、油耗、功率的影響,並結合排放標準。提出了egr參數的全局優化的新思路。Computer fluid dynamics ( cfd ) is adopted to simulate the flow fields of catalytic converter while researching the working process of emission postprocessor. the velocity field and pressure field of exhaust gas are obtained. methods of structural optimization of catalytic converter for improving gas flow and conversion efficiency are proposed
本文在汽車排氣后處理裝置工作過程研究方面,運用計算流體動力學軟體,對催化轉化裝置氣流場開展了模擬,得出了氣體速度場和壓力場的分佈情況,提出了以改善氣體流動和催化轉化效率的催化轉化裝置結構優化的方案。The lid of this sterilizer is installed with safety valve, exhausting valve, exhausting valve which can keep safety
滅菌器蓋上裝有安全閥、放汽閥和壓力表,能有效釋放過高壓力,確保安全可靠。放氣閥尾部備有金屬軟管,使排放冷空氣合理方便。When the system pressure drops to the return pressure, the security valve will be closed and stop discharging, in the way of which the pipelines and equipments of the steam system will be protected
當系統運行壓力降低至安全閥的回座壓力時,主蒸汽安全閥自行關閉,停止排放,從而對主蒸汽系統的管道和設備起安全保護作用。The low oil consumption and low bleeder of vehicle are achieved by using of transmission, hydraulic power control. and the compound drive system works harmoniously with engine to raise the motive capability effectively. it is the important way of automobile saving energy and environmental protection
本系統由液壓技術、傳動技術、控制技術相結合實現車輛的低油耗、低排放,並有效地提高車輛的動力性能,是現有汽車節能、環保的重要途徑。This thesis belongs to the research of the third aspect, the conpound drive system is used 1 ; o regenerate the 1oss energy. the low oil consumption and low b1eeder of vehic : le are achieved by way of the orggnic combination of transmission. hydrau1ic pressure and automatic control system, and the compotald drive system works hamonious1y with engine to raise the motive capability effectively
本論文即屬于再生制動能量的研究范圍,研究以汽車減速及制動能量回收再利用為目的的液壓復合驅動系統,通過復合驅動系統中的液壓、傳動、自動控制三部分的有機結合及與發動機協調工作實現車輛的低油耗、低排放、並有效地提高其動力性能,是現有汽車節能、環保技術所未實踐應用的領域。When the system pressure goes up to the value that will open the security valve, the main steam security valve will be released all by itself, discharge the excessive steam in the system and lower down the system pressure
當系統運行壓力上升至安全閥的開啟壓力時,主蒸汽安全閥自行打開,排放主蒸汽系統中的蒸汽,使系統壓力降低。Recent demand in japan for low - emissions vehicles, such as hybrid cars, electric cars and compressed natural gas cars, has mounted considerably
近年來,日本市場對于包括混合動力車電力驅動汽車和壓縮天然氣驅動的汽車cng在內的低排放汽車的需求明顯增長。When the condensation of water increases, the bucket loses buoyancy and makes the machinery reversely seal to generate differential pressure, the main valve opens and obtains large displacement, steam equipment prompt starts to maximize the thermal efficiency of steam equipment
當凝結水量增大時,吊桶失去浮力使得機構反向密封而產生壓差,主閥開啟而獲得大排量,用汽設備迅速啟動,最大限度地發揮出用汽設備的熱效率。The condensation heat - exchange characteristic of a separate - type heat - pipe was studied on a 1 : 1 model. the heat pipe is heated by electricity, and working fluid is distilled water, and it is cooled by air. the experimental results show that, ( 1 ) when charging liquid ratio is 45 %, condensation heat - exchange coefficient reaches to maxium ; ( 2 ) when there is not non - condensing gas, the coeffcient decreases a little with the increase of vapour pressure, and it decreases by 9. 5 % when the pressure increases from 0. 16mpa to 0. 36mpa ; ( 3 ) when there is non - condensing gas, the coefficient decreases a little, but when the gas is discharged by an exhaust value, it can be improved, when the volume content of the gas is 2. 5 %, it can increased by 22 % ; ( 4 ) the effect of the non - condensing gas on the coefficient decreases with the increase of the pressure, and when the volume content of the gas is 5 % and the pressure increases from 0. 16mpa to 0. 36mpa, the coefficient increases by 6 %. the relative curves are given between condensation heat - exchange coefficient and air flowrate, charging liquid ratio and vapour pressure
建立了空氣冷卻實驗臺,熱管的加熱方式為電加熱,工質為蒸餾水.在1 1模型上對分離式熱管管內凝結換熱特性、不凝性氣體對凝結換熱的影響及不凝性氣體的擴散規律進行了試驗,得出分離式熱管有一最佳充液率,其值為45 %左右;凝結換熱系數隨著蒸汽壓力的增加略有降低,在實驗的壓力范圍內,降低了9 . 5 % ;不凝性氣體對分離式熱管的凝結換熱僅影響冷凝段下部較小部分,通過排氣閥排出不凝性氣體可有效地改善冷凝段下部的凝結換熱;隨著壓力的增加,不凝性氣體對分離式熱管冷凝段的影響減少.這些結論可用於分離式熱管換熱器的工程設計和控制Abstract : the condensation heat - exchange characteristic of a separate - type heat - pipe was studied on a 1 : 1 model. the heat pipe is heated by electricity, and working fluid is distilled water, and it is cooled by air. the experimental results show that, ( 1 ) when charging liquid ratio is 45 %, condensation heat - exchange coefficient reaches to maxium ; ( 2 ) when there is not non - condensing gas, the coeffcient decreases a little with the increase of vapour pressure, and it decreases by 9. 5 % when the pressure increases from 0. 16mpa to 0. 36mpa ; ( 3 ) when there is non - condensing gas, the coefficient decreases a little, but when the gas is discharged by an exhaust value, it can be improved, when the volume content of the gas is 2. 5 %, it can increased by 22 % ; ( 4 ) the effect of the non - condensing gas on the coefficient decreases with the increase of the pressure, and when the volume content of the gas is 5 % and the pressure increases from 0. 16mpa to 0. 36mpa, the coefficient increases by 6 %. the relative curves are given between condensation heat - exchange coefficient and air flowrate, charging liquid ratio and vapour pressure
文摘:建立了空氣冷卻實驗臺,熱管的加熱方式為電加熱,工質為蒸餾水.在1 1模型上對分離式熱管管內凝結換熱特性、不凝性氣體對凝結換熱的影響及不凝性氣體的擴散規律進行了試驗,得出分離式熱管有一最佳充液率,其值為45 %左右;凝結換熱系數隨著蒸汽壓力的增加略有降低,在實驗的壓力范圍內,降低了9 . 5 % ;不凝性氣體對分離式熱管的凝結換熱僅影響冷凝段下部較小部分,通過排氣閥排出不凝性氣體可有效地改善冷凝段下部的凝結換熱;隨著壓力的增加,不凝性氣體對分離式熱管冷凝段的影響減少.這些結論可用於分離式熱管換熱器的工程設計和控制Key factors deciding the exhaust noise of the engine includes the cylinder pressure, the exhaust valve diameter, the discharge capacity of the engine and the opening characteristic of the exhaust valve
影響發動機排氣噪聲的主要因素有:汽缸壓力、排氣門直徑、發動機排量及排氣門開啟特性等。分享友人