閥的開啟壓力 的英文怎麼說
中文拼音 [fádekāiqǐyālì]
閥的開啟壓力
英文
valve opening pressure-
Kai xuan - check cast steel valve in the fully open state, almost unimpeded fluid pressure, the pressure drop through the valve relatively small
旋啟式止回閥在完全打開的狀況下,流體壓力幾乎不受阻礙,因此通過閥門的壓力降相對較小。Controlled closing of the valve, opens the mainline check valve, gradually increasing line pressure
閥門受到控制的關閉操作,開啟主管線止回閥,逐漸增加管線壓力。Use zero water pressure opening of valve core without any medium pressure, suitable for the sewage - draining control system of pipelines, water tank etc. containers and the automatic water falling of a drinker. this valve can be fitted with another more than 60 kinds of valve casings, resulting in a flexible installation
採用零水壓開啟閥芯,開啟無須介質的壓力,適用於管道水箱等其他容器的排污控制系統飲水機的自動下水等,該閥另有六十余種閥體與之匹配,安裝靈活。In the hydraulic transmission systems, after the valve is suddenly open and shut off, there will be a fluid transient in the form of pressure pulsation propagating along the pipeline
液壓系統中,閥門的快速開啟或關閉會在管路中發生壓力瞬態脈動過程。The valve is driven by hydraulic, the oil pressure can reach 16mpa to reduce the volume of relay device
該閥開啟採用液壓驅動,油壓可達16mpa ,減小了接力器的體積。A comparison of the flows with different gate - opening rates shows the causes that opening the gate at a higher rate is favorable to the reduction of cavitation, gate vibration as well as the gate load fluctuation. in addition, a study has been made to show the influence of the high - speed jet flow coming downward from the narrow gate gap on the flow condition in the tunnel downstream to the gate
通過分析比較不同閥門開啟速率對流動特性的影響,闡明了快速開啟閥門不僅有利於減少空化空蝕也有利於減小弧門振動和啟門力的脈動,此外,研究了門楣處狹窄縫隙高速射流對門后流態、壓力脈動和弧門受力等方面的影響。Xh rubber slowly - closing cut - off vavle is a new water supply and drainage vavle with full rubber structure, duck - mouthed appearance and functions or positive flow - in and reserve cut - off. according to thrust analysis and calculation as well as different operation mechanism and different rubber products by special processing. all will be open at weak hydraulic pressure is higher, the vavle gate will open more greatly and the water flow is greater. at reserve operation, the vavle gate closes naturally and seals tightly cut - off vavle ; the back pressure is higher, the vavle gate closes more tightly and the seal effect is better. it is used widely in various drainage exit to prevent from pouring backwards and flowing backwards in city planning, water conservancy and sewage disposal etc. it is the ideal productto replace flap vavle
Xf型橡膠緩閉逆止閥是一種全橡膠結構外形呈「鴨嘴狀」 ,具有「正向流入反向逆止」功能的新型給排水閥門產品。它根據受力分析和受力計算,針對不同的工況,採用不同的設計機理,選用不同的橡膠配方,並按特殊工藝製作而成。正向工作時,水由進水口流入,微小的水壓,便能打開閥門,水壓越大,閥門開啟越大,水流量越大。In order to overcome the disadvantages of servo valves and the spool valves, the fast hydraulic system controlled by the fast on - off valve is researched which uses the on - off valves as the pilot valves. they are used to control the opening and closing of the logic valves, thus they can control the pressure and the flow. so they can control the movement direction and the velocity of the piston
為了克服伺服閥和滑閥的不足,本文所研究的基於快速開關閥的快速液壓系統採用快速開關閥作先導閥,控制邏輯閥的開啟和關閉,從而控制液流的通斷和壓力的高低、流量的大小,以實現對活塞運動方向、速度的控制。Unsteady separated flow, produced during the gate - opening period in the reverse radial gate tunnel of a high - lift shiplock, is characterized by negative pressure and high velocity as well as their intense fluctuations in space and time and could easily result in various harmful phenomena such as cavitation, gate vibration and sonic boom, which have been observed and confirmed by prototype and physical model tests
高水頭船閘輸水反弧閥門開啟過程中,后廊道內發生急變分離流,負壓、高速水流以及壓力與流速的劇烈時空脈動變化容易誘發空化空蝕、門振和聲震等有害現象已被原型觀測和物理模型試驗研究證實。The greatest feature of this valve is that the ability to take advantage of pipelines within the medium pressure promote hemisphere, therefore, its sudden opening and closing power is stronger than any other type, with such advantages of no friction, no wearing and long life of use
該閥的最大特點是能藉助管線內的介質壓力推動半球,所以它瞬間啟閉力比任何一類球閥都輕快的多,同時在同步連桿和拉簧的作用下,使兩半球離開閥座密封面,然後再旋轉球體,閥門的啟閉過程中有密封面無磨擦、無磨損、使用壽命長等優點。The open pressure and time of pressure relief valve are introduced briefly. the examples are presented
摘要簡要介紹了變壓器用壓力釋放閥的開啟壓力和時間,並給出了實例。Slowly open all ball valves to relieve air and water pressure. loosen bolts on groove coupler and remove groove couple and cover plate from valve body
慢慢開啟所有球閥,釋放空氣和水的壓力。松開溝槽連接器上的螺栓,從閥體上拆卸溝槽連接器和蓋板。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。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。This valve uses the principle of two - stage pressure reducing variation and, when to lower the switch valve, the shock from the water pressure to the valve casing shortens the start time of this valve under the highest medium pressure and makes it with the incomparable superiority of energy saving among the pulse - type electric - controlled valves
該閥採用二級減壓變化原理,降低開關閥時水壓對閥體等配件的沖擊,提高電磁閥的可靠性和工作壽命,縮短了閥在最高介質壓力下開啟時間,使其在脈沖式電控閥門中具有無可倫比的節能優勢。Fcd. 3 138d : 4ds outer - thread copper pipe union at both ends of the inlet and the outlet this valve uses the principle of two - stage pressure reducing variation and, when to lower the switch valve, the shock from the water pressure to the valve casing shortens the start time of this valve under the highest medium pressure and makes it with the incomparable superiority of energy saving among the pulse - type electric - controlled valves
該閥採用二級減壓變化原理,降低開關閥時水壓對閥體等配件的沖擊,提高電磁閥的可靠性和工作壽命,縮短了閥在最高介質壓力下開啟時間,使其在脈沖式電控閥門中具有無可倫比的節能優勢。Fcd. 3 138g : 4ds outer - thread copper pipe union at both ends of the inlet and the outlet this valve uses the principle of two - stage pressure reducing variation and, when to lower the switch valve, the shock from the water pressure to the valve casing shortens the start time of this valve under the highest medium pressure and makes it with the incomparable superiority of energy saving among the pulse - type electric - controlled valves, combining to increase filtered to regulate the discharge function with machine type
該閥採用二級減壓變化原理,降低開關閥時水壓對閥體等配件的沖擊,提高電磁閥的可靠性和工作壽命,縮短了閥在最高介質壓力下開啟時間,使其在脈沖式電控閥門中具有無可倫比的節能優勢,並在接線上採用密封插件,並增加了過濾器和機械式調節流量功能。Meanwhile, the air valves make the gleithretter of the air valve open and close automatically with the changing of gas pressure in the air cylinder to finish gas entry and exhaust automatically
同時,氣閥隨著氣缸內氣體壓力的變化而使氣閥的滑片自動開啟和關閉,所以可自動完成進氣、排氣的過程。After shutoff valves are closed, open test cock # 2, # 3 & # 4 to relieve pressure within the backflow assembly
在關閉了關閉閥后,開啟測試旋塞2號, 3號和4號,釋放迴流閥總成的壓力。Piston - type compressors typically use the " automatic valve " that the air valve is opened and closed valves on the pressure on both sides to achieve poor, and there is no other drive
活塞式壓縮機一般都採用「自動閥」 ,就是氣閥的開啟與關閉是依靠閥片兩邊的壓力差實現的,沒有其它的驅動機構。分享友人