提閥 的英文怎麼說
中文拼音 [dīfá]
提閥
英文
popper valve-
A. s. m. e rated *, csa listed. self - closing t & p relief valves for water heaters up to 100, 000 btu / hr
2合1溫度壓力安全閥,對于溫度過高,壓力過大的緊急狀態提供成本最低,最有效的保護方案。Ventilation : positive downdraft exhaust ventilation should be provided to maintain vapor concentration below tlv
通風:為了使氣體聚集程度維持在閥極限值之下,應提供通暢的向下棋流排氣通風設施。This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective
本論文針對傳統伺服控制系統效率不高、元件壽命短、抗污染能力差、驅動系統效率低、存在流量及壓力脈動等缺陷,利用先進的交流變頻調速技術改變液壓泵轉速的容積調速新方法,提出了在液壓系統中加一個定差減壓閥的新思路,較好地解決了液壓伺服系統存在的上述問題。At first, in the process of experiments, it were measured that dry plate pressures drop and point pressures in the flow fields around the single fixed - valve and double fixed - valves under different velocities by using of pitot tube. after that point pressure was transformed to point velocity, two dimensions flow plane of flow fields around fixed - valve were plotted to observe the difference between of the fixed - valve tray with fold edges and the common rectangular fixed - valve tray on the distributions of flow fields and pressures, to provide comparisons and refer - rence for cfd simulation
在實驗中,利用測速管等儀器對在不同速度下的單閥和雙閥固定閥周圍的流場進行了點壓力測量,然後把點壓力轉化為點速度后繪出固定閥周圍流場的二維流線圖,同時測定了塔板的干板壓降,來考察新型固定閥帶折邊后對流場分佈和壓降的影響,為隨后的數值模擬提供對比和依據。The advantages and disadvantages of using duckbill valve in sea outfalls are discussed in this paper, and the suitable conditions to use duckbill valve in outfall are put forward
對排海工程中應用鴨嘴閥的利弊進行了分析,提出了鴨嘴閥在排海工程中的適用條件。China moved last year from being a massive importer of steel to being a modest net exporter providing a temporary escape valve for domestic producers
去年,中國從一個鋼鐵進口大國轉變為中等凈出口國,為國內生產商提供了臨時的「減壓閥」 。Finally, because high - speed power solenoid valve is one of the most important executive parts in the electronic control diesel engine and the performances of diesel engine are strongly related to the solenoid valve, the response performance of the solenoid valve is investigated. the response performance of the solenoid is influenced by many factors, such as driving voltage, electric driving unit etc. in order to have high excitation voltage and in low maintaining voltage, a high - low voltage electric driving unit is designed, and in order to make the solenoid valve close more rapidly, an active free - wheeling circuit and a bootstrapping circuit are designed in the electric driving unit, too. in the high - low electric driving unit, high voltage and low voltage are supplied by the dc - dc device and by the accumulator respectively
高速強力電磁閥的響應性能除了與閥本身的結構和材料有關外,與驅動電壓、驅動電路的設計密切相關,本文通過分析,首先開發出一種高低壓驅動電路,高壓電源是山升壓式dc - dc原理獲取的,低壓由蓄電池本身提供,實現高壓強激和低壓維持的功能,電路中採用有源續流電柴汕機中卜軌知介系統的設訓及其七川j敝略的叭究路進行續流,加誣了電磁閥的關閉速度;採用自舉吐路,降低了場效應管對驅動電壓的要求。In order to improve the reliability of servo system, a triplex electro - hydraulic servo actuator system with three torque motors, three jet flapper valves and three sets of feedback components is designed
摘要為了提高伺服作動系統的可靠性,設計了一種三餘度的電液伺服作動系統,將伺服閥的力矩馬達、噴嘴擋板閥、系統的反饋元件等做成一式三份。To make it easier for you to access and specify the best product for your particular applications, we have provided a complete, detailed description and listing of our float valve products noted in the table of contents below
為了使得用戶能夠更加容易地了解和確定最適合其特殊應用的產品,我們按下列目錄提供我們的浮球閥產品系列完整的、詳細的說明。The company takes advantage of advanced dcs control system, high efficient float valve tray technology, high efficient energy - saving exchange techniques, fcc catalytic cracking double riser, two - generator regeneration process, polypropylene with loop reactor process and refining and blending process of high - number gasoline, etc. to ensure providing the users with high - tech qualified products
公司採用先進的dcs控制系統,高效的浮閥塔盤技術,高效節能交換技術, fcc催化裂化雙提升管、兩器再生工藝,環管聚丙烯工藝,高排號汽油精製調和工藝等,確保高科技合格產品送至用戶手中。This watts / flippen float valve product guide features high quality, reliable control assemblies and components that provide make up water for pressure washers, cooling towers, heat transfer units, cattle watering tanks, refrigeration units, and for many other applications where float valves are required
這種美國瓦茨/ flippen浮球閥的特點在於其優質、控制可靠的部件,為壓力清洗裝置,冷卻塔,熱傳送裝置,牲畜水塔,冷凍裝置,以及其他各種要求浮球閥的應用提供補給水。The rundown of stripper bottom product is by level control acting on the fractionator furnace pass control valves
汽提塔底產品的排出由液位控制,該液位控制調控分餾塔加熱爐通道控制閥。Orbit non - friction ball valve is a new type of valve and realizes non - friction switching and metal pressurization of the valve by cam mechanism. this paper researches the design of orbit non - friction ball valve mechanism and its computer aided design. the main work and the result are as follows : the author puts forward the kinetic analysis method of orbit non - friction ball valve, analyses the track and motion space of the conglobulation for switching etc, and brings forward rule of its configuration design, designs its assembling body and all the part
本論文對軌道式無摩擦球閥機構設計及計算機輔助設計系統進行了研究,取得了以下幾方面的成果:提出了軌道式無摩擦球閥的運動和動力分析方法,完成了球閥啟閉運動軌跡、球體運動空間以及主要零部件的受力等分析,進一步提出了球閥結構設計的準則,完成了球閥裝配件及所有零部件圖的設計。Shipbuilding - cast iron 5k lift check globe valves
造船.鑄鐵制5k提升止回球閥Pacific valves can provide either impact handwheels or clampon hammer blow handwheel adapters
美國太平洋閥門公司即可提供沖擊手輪,也可提供夾緊式錘擊手輪接合器。In addition, in the previous design, the leak of fuel is serious during the valve ' s operation, which is impermissible for the credibility of sealing. in the newly design, by using ansys, the reason that causes the leak has been analyzed in detail. it is found out where the key part is and some suggestions are put forward to improve the structure of the valve
其次,由於在前期設計中,電磁閥在工作過程中泄漏較嚴重,在優化研究中,採用有限元分析的方法對電磁閥研配部件間的泄漏情況進行了研究,對機加工精度、研配長度對密封可靠性的影響進行了分析,找出了泄漏最嚴重的部位,並提出了改進措施。Marking and identification of crane steel valves conforms to asme b16. 34 and mss - sp - 25
正確識別應用中的閥門非常重要,這有助於有關我們產品更換部件的訂購和提出問題。Abstract : based on the analysis about sea chest design and application on high speed ship, a new type of sea chest is proposecl in this paper
文摘:通過對高速船海水閥箱設計和應用的分析,提出了一種新型海水閥箱的設計思路。Fire safe ? secondary metal - to - metal seal acts as backup if primary seal is destroyed by fire. valves ordered for compliance with api 607 will be provided with graphite packing and gaskets
氯氣應用-可提供能夠滿足氯氣協會第6小冊子所列的全部標準和規定的閥門,包括通風球的預備,流向箭頭,以及為了防止污染而進行的清洗和包裝。Fault diagnosis of electrohydraulic servo valve based on dwt
基於小波故障提取的電液伺服閥故障診斷分享友人