泵的吸高 的英文怎麼說
中文拼音 [bèngdexīgāo]
泵的吸高
英文
lift of the pump suction-
Zmd catena of self inhale magnetic force pumps adopt structure of electrical engine direct link form, by centernog prop up, the structure is tightly, teardown and maintenance is convenient, adopt high - powered magnetism stuff nd fe boron to make inside and outside magnet. isolationsheath assembled make of import nonmetallic material, avoid magnetism backset ullage of the run - of - mill pumps have drastically
Zmd系列自吸磁力泵採用電機直聯式結構,由中間支架支撐,結構緊湊,拆卸維護方便,採用高性能磁性材料「釹鐵硼」製造內外磁體,隔離套採用進口非金屬材料,徹底消除了一般磁力泵具有的磁渦流損耗,可輸送高濃度,密度大於1 . 84 t mThis is portable pump with strong suction and medium head doss, equiped with extraordinary hair collector ; the body is made of themal plastic of strength ening fiberglass with good corrosive and impact resistance ; and with the advan tages of high flow, quiet
這是一款輕便、自吸式、中等揚程的水泵、配有特大的毛發收集器;泵體由玻纖增強的工程塑料注塑而成;有良好的抗沖性和耐腐蝕性;此水泵具有高流量、運行安靜之優點。This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time
該鉆機採用曲柄連桿、游梁式沖擊機構,使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆進時,可轉為卷揚沖擊,沖程可調,因連桿沖擊機構連續工作,所以實現了自動沖擊鉆進,可提高鉆進效率,減輕勞動強度;採用泵吸反循環的方式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難,又很好地解決了沖擊鉆機效率低下的問題;採用直齒圓柱齒輪差速機構作為主卷揚的雙筒同步機構,既保證了鉆具處于平衡狀態,又大大簡化了該機構設計,降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立,減少了輔助作業時間。Suction head of pump
泵的吸升高度Suction lift of pump
泵的吸升高度At last, there is a practical design of gshp - radiant system in a villa in chongqing. the compare of the gas - heater radiant floor system and the gshp radiant floor system indicates that the heating performance coefficient of the gshp is higher than the gas - heater to a large extent. in addition, this united system can use the closed circling water in the underground heat exchanger to remove the surplus heat load in transitional season
通過燃氣熱水器制熱的輻射地板供暖與地源熱泵制熱的輻射地板供暖性能實驗的對比,可以看出地源熱泵的供熱性能系數高於燃氣熱水器,同時在長江中下游地區還可在過渡季節利用閉式循環水吸收土壤冷量對房間進行供冷,提高系統運行的經濟性。The system follows carnot cycle principle. driven by electricity, its working substance absorbs the latent heat in the air or other low - temperature heat source, and waste heat let out of living or industry, compresses it to heat by compressor, exchange, exchange heat with water to higher the water temperature ( 55 warm ). it a new water heating apparatus, used in home heating, and influenced by environment runoff and the heat exchang of working substance. this system is more used in southem china
根據逆卡諾循環原理,採用電能驅動,通過工質吸收空氣中或其他低溫熱源中無法被利用的太陽能潛熱、生活及工業排放的廢熱,通過壓縮機壓縮升溫,再與水換熱,使水溫升高,獲得( 55 )熱水,是一種新型的熱水製造設備,應用於家庭和熱水系統,受到環境溫差和工質換熱的影響,熱泵熱水器/熱水系統更多適合南方地區應用。The working principle of liquid helium cryocondensation pump is strong absorptive force between 4. 2k cryogenic surface and gas molecules. the pump has great advantage in large instant pumping speed under high gas load, large working pressure range, high & neat ultimate vacuum
利用4 . 2k低溫面對氣體的物理吸附機制實現高氣載下瞬時大抽速的液氦低溫冷凝泵,具有工作壓強范圍寬、能獲得清潔真空環境的特點。Under high air pressure, a critical problem for the normal discharge is whether enough pre - ionization can be achieved in the laser media or not. however, the cycling pumping oil steam emerging during the flow of the gas mixture and the vapor infiltrating from outside have a strong absorption of the infrared light or a role of counteracting the excitation
在高氣壓條件下能否正常放電,關鍵問題是主電極間的激光介質能否獲得足夠的預電離;而混合氣流動過程中出現的循環泵油蒸汽,及從外界滲透的水蒸汽等都對紅外光有相當強的吸收作用或消激發作用。At first, modeling of these divvies by rate equations to obtain expressions for threshold and slope efficiency is given. on the case of this theory, the large numbers of literatures and datum are consulted, and the laser is home studied. through rationally selecting and improving the reflector surface, ensuring the beam quality, increasing farthest the absorption path, and improving effective pumping frequency ; through designing the water cooler of yag bar, the volume of laser is half the same internal and international production, and the output power is get to the extremum of the same international production
並在此基礎上查閱了大量文獻和資料,對該種激光器進行了深入的研究,通過對yag棒直徑的合理選取併合理地改進反射鏡面,從而既保證了光束質量又最大限度的增加了吸收長度,有效的提高了泵浦效率;在不影響泵浦的前提下,通過有效縮短yag棒的長度減小輸出損耗;對yag棒的水冷系統進行優化結構設計,使激光器體積減小到國外同類產品體積的一半,而輸出功率已達到國外同類產品的極限值。The lg series pump is single - suction multi - stage segmental vertical centrifugal pump for use in handling water supply and drainage in high rising buildings, industrial, mining and municipal applications, make - up water in chemical plant, water circulation in low - pressure boiler
本系列泵是立式、單吸、多級分段式離心泵,具有結構緊湊、噪音低、佔地面積小、重量輕等優點,主要用於高層建築的生活供水,工礦企業、市政工程給排水,化工流程補給水,以及低壓鍋爐循環用水等場合。Liquid helium cryocondensation pump has great advantages in large pumping speed, working pressure range and high ultimate pressure, etc. it ' s more excellent than any other vacuum pump. it can meet the vacuum requirement of nbi and can improve the transportation efficiency. the development of neutral beam injection ( nbi ) system in the world, the structure of nbi system used on the ht - 7 device of asipp was introduced in the thesis
液氦低溫冷凝泵是利用低溫面對氣體有強吸附能力的原理,實現抽氣的真空獲得設備,它具有抽速大、工作壓強范圍寬、極限真空度高等一系列優點,是普通真空設備無法比擬的,作為中性束注入系統的主抽泵,它能滿足中性束注入系統對大抽速的要求,提高中性束的傳輸效率。Some researches about frequency doubling are made, and two methods to improve intensity of second frequency generation are given. we realized q - switched 532 nm laser, by using nd : gdvo4 as laser crystal, using cr4 + : yag as saturable absorber, using ktp as intra - cavity frequency doubling crystal. average power of 109mw, repetition of 40khz, pulse width of 30ns, pulse energy of 2. 6uj, peak power of 91w are obtained
4 .對倍頻理論進行研究和分析:討論兩種提高二次諧波功率密度的方一法;實驗匕在國內首次實現ld端面泵浦nd : gdvo4 / ktp ,用cr4 + : yag作為可飽和吸收片的綠光激光器,腔內倍頻得到了平均功率為109mw 、重復頻率為40khz 、脈寬為3ons 、單脈沖能量為2 . 6閃、峰值功率為glw的調q綠光輸出。With the rapidly increasing awareness of pump efficiency, more and more attention has been paid to the appropriate design of pump sump
隨著對水泵效率越來越高的要求,設計恰當的吸水室成為改善水泵性能和提高效率的必不可少的步驟。The height of the base shall be sufficient so that the centerline of the suction elbow lines up with the centerline of the suction piping and shall include an allowance for grouting between the concrete base and the pump mounting pedestal in accordance with the pump manufacturer ' s recommendations
根據泵製造商的建議,泵基座應該有足夠的高度,使得吸入彎頭的中心線能夠與吸入管道中心線連接起來,混凝土基座與泵安裝基座之間有足夠的空間用於灌漿。Based on the technical requirements of manufacture, application and repair of the pump shell and cutter piece of the cutterhead pipeline dredge, put forward are the re - manufacture three principles on easily damaged workpieces of dredge engineering. with the inter - clamped structures on the pump liners, the gradient wear - resisting design on the cutter piece, and the new techniques in the process of re - manufacture, new wear - resistant materials, including high - cr alloy, overlaying and brazing deposits, and polymer adhesive coatings have been successfully applied to the re - manufacture dredge pump shell and cutter piece. the application results show that their wear - resistant lifetimes and the dredging profits have been increased remarkably
根據絞吸挖泥船泥泵絞刀的製造、使用和修復性能要求,提出了疏浚工程易損件再製造三原則;採用泥泵內襯互鎖結構、絞刀梯度化耐磨設計和工藝再製造新技術,將高鉻合金耐磨材料、熔敷耐磨材料及其復合材料和高分子耐磨膠粘塗層材料成功地應用於再製造泥泵殼和絞刀片上,顯著提高了泥泵殼和絞刀的耐磨壽命和挖泥船的疏浚效益。It can transport the strong corrosive medium of high - ph indicator density more than 1. 84t m3 the primary parts adopt steel pad f46, the pumpbody strength is high, it can resist all cauterization of strong acid and strong alkali the product combines the excellence of magnetic pump and suction pump. its at the base of imd magnetic pump to extends and empolder out. the most outstanding trait is not only own magnetic function of suction pump but also own no leak and running tranquilly function of magnetic pump
的強腐蝕介質主要部件採用鋼襯f46 ,泵體強度高,能耐所有強酸,強堿的腐蝕產品充分結合了磁力泵與自吸泵的優點,是在imd磁力泵的基礎上延伸開發出來的產品,最突出的特點是既具有自吸泵的自吸功能又有磁力泵的無泄漏運轉寧靜的優點,是液下泵最好的替代產品。Ytterbium ( yb ) - doped silica fibers have a broad - gain bandwidth ( 850 ~ 1050nm ), excellent power conversion efficiency, and a broad - absorption bandwidth ( 900 ~ 1200nm ). their ability to provide amplification over the very broad wavelength range from ~ 975nm to ~ 1200nm is expected to generate increasing interest in the near future. they offer an almost ideal gain medium for the fiber lasers and fiber amplifiers that work at the wavelength around 1 m
摻鐿石英光纖具有幾個方面的優點,如能級結構簡單,與摻er3 + 、 nd3 +等稀土離子的光纖相比,不存在對泵浦光或信號光的激發態吸收( esa ) ,可以有更高的摻雜濃度;有較寬的吸收光譜( 850 ~ 1050nm ) ,可以利用多種泵浦光源來設計泵浦方案;輻射光譜寬( 900 ~ 1200nm ) ,激光輸出波長可以有很寬的可調諧范圍。The analyzing model was established, and a novel inner - cladding structure of dcf with higher performance was designed. integrated by the absorption and emission characteristics of rare - earth - ions in dcf and the ld ' s pumping principle with its relative references, the - academic model of high power dcf laser with f - p cavity was based, by using methods of numerical analysis, the high power dcf laser was simulation with good results and consistency
結合稀土離子的吸收及發射特性及二極體泵浦固體激光原理,應用相關的理論建立了高功率f - p腔型光纖激光器的理論分析模型,利用matlab 、 mathcad , origin等軟體,採用數值計算及分析方法,結合具體參量數值對實驗進行了模擬分析,並研究了不同特性參量對激光器性能的影響。Program of the model was built and having a mathematical simulation. and perfoimed a detailed analysis of the simulation result of the important characterize parameter, the height of advance, the height of the absorption ' s liquor face, and the difference of the libr density
對氣泡泵的主要的特性參數,直徑,提升高度,吸收器液面設計高度,製冷量,濃度差的相互關系,在文中進行了詳盡的數值模擬計算,並對模擬結果進行了理論分析。分享友人