泵的基礎 的英文怎麼說
中文拼音 [bèngdejīchǔ]
泵的基礎
英文
pumfoundation-
In the study of the lumber carrier, one of the very important problem is the in spot and ultimate station due to flooding which will bring tremendous threat to the ship because of the few holds in order to study the lumber carrier buoyancy, stability and longitudinal strength under the condition of flooding, the paper adopt fundamental ship principle and iterative and accumulative concept on the basis of insumersibility theory to detailedly calculate the flooding speed flooding amount front draft after draft stability and longitudinal strength considering the ship " s sinking and inclination which will change the center of gravity and the loading station both in hold and on deck and the effect of flooding and lumber amount in holdo in the last, the paper introduces an example of the actual ship named " fei yun ling " and makes a contrast between not taking measure and taking measure which draws a reasonable conclusion and comes up to some advice the method avoids the cockamamie calculating while insures enough precision the paper draws a conclusion that not all the lumber carrier will submerge when suffering the damaged flooding if the loading or measure is suitable
為了研究運木船舶在破艙狀態下的浮性、穩性和強度,本文在抗沉性理論的基礎上,運用船舶基本原理,採用了迭代和累計的思想,將船舶的進水過程劃分為很多次進水的積累,詳細計算了運木船在破艙進水的過程中,考慮到各種破艙參數、船舶本身的下沉、艙室內木材、甲板貨的裝載情況和在進水過程中船舶本身的傾斜對進水重心的影響,以及艙室內的進水量和木材對破口處進水速度的影響,船舶總的進水速度、進水量、首尾吃水、穩性的實時狀態和最終船舶的總縱強度,給出了計算實例,並進行了在採取用泵抽水前後浮態參數的對比,得出了該船舶在艙室內的貨物積載量達到某個數值時可以保證船舶在破艙進水時不會沉沒,或者在當開口小於某數值時,採取適當的措施后,可以使船舶避免沉沒。It ’ s a medical treatment equipment of high capability but low price. this thesis chooses a discal peristaltic pump and put forward amelioration schemes based on analysis of trait of transfer pump in common use presently and selects stepper motor as drive motor. in order to reduce the whole volume, the pcb board integrates stepper motor drive circuit, keyset, alarm circuit and lcd
本文在分析目前常用輸液泵的優缺點的基礎上,選擇dg - 1盤狀蠕動泵,並進行了結構改進;選擇步進電機作為輸液泵的驅動電機,為縮小整體的體積,將步進電機的驅動電路、按鍵、 lcd和報警電路集成到單板上。It is mainly added a set of system for the collection of the optical pump and a furnace heated to a high temperature besides the ft - infrared and raman spectrometer
它主要在紅外光譜儀和激光拉曼光譜儀的基礎上加設了一套實時高溫紅外光學泵浦採集系統和樣品高溫加熱爐。At present there is a lack of fundamental data of dynamic thermal transfer performance of ground loop exchanger and energy - saving performance of gshp system
但有關埋地換熱器動態特性以及地源熱泵節能潛力方面的基礎性研究較缺乏。The work of this paper lays the solid foundation for the experimental research on dredging pump performance and hydraulic transport properties
本文所作的工作為疏浚泥泵與管道水力輸送實驗系統的實驗研究打下了堅實的基礎。On the basis of research on pumping station in changzhi iron and steel limited group company and analysis and research on the basic capability of industry control computer plc and state view software, this article adopt the systems analysis method to establish the frame of pumping station supervisory system based on " king view ", and propose the project to develop the distributed control system of pumping station ( ipc + plc ) using " king view " as supervisory software and siemens s7 - 200 as hypogynous machine
在對長治鋼鐵公司泵站進行調研,對工業控制計算機可編程序控制器及組態王監控軟體基本性能特點進行充分分析和研究的基礎上,本文以系統分析的方法,構建了基於「組態王」的泵站監測系統框架,提出了以「組態王」為監控軟體,可編程序控制器( plc )採用西門子s7 ? 200系列做為下位機的泵站分散式控制系統? ? ( ipc + plc系統)方案。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
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。On the base of the analysis on the advanced technology of hard ferrite in foreign country, the main procedures of preparing hard ferrite pre - sintering material are determined as follows : first, the ferrite oxides coming from the main cold rolling line and strontium carbonate are conveyed to storage tank by gas power and weighed automatically according to the demands of constituent composition. and then they are mixed and grinded by using method of wet treatment. finally the mixtures is transported to the devices of storage by transporting pump
在分析國外先進的永磁鐵氧體生產工藝的基礎上,確定了生產高檔永磁鐵氧體預燒料的主要過程:首先,利用攀鋼冷軋鐵紅為主要原料,將氧化鐵紅及碳酸鍶採用氣力輸送至貯料料倉,經自動稱量裝置,按工藝配方稱量後分別由氧化鐵紅及碳酸鍶發送罐氣力輸送進入預混攪拌筒加水攪拌,然後再送入混磨機濕法混磨;最後,混合物經輸送泵輸送至料漿存儲裝置,經定量進料泵定量輸送至回轉窯進行濕法預燒,預燒料經緩冷至室溫后,再球磨。The litter - resistance slowly closing butterfly check valve is developed a newest product based on our butterfly check valve, hydra - matic transmission to be add in the valve with unique design, new stuction and optimum performance, can be used pipeline of water supply and dring with such media : fresh water, sea water, sewage, raw water, ect. the valve should be installed at outlet of the water pump, in stapping the pump, the process of slowly closing after valve plate shuts rapidly. can be guard effectively against the destruction water hummer, so to ensure the safe operation of the pipline
微阻緩閉蝶式止回閥是在我廠生產的蝶式雙瓣止回閥的基礎上利用能量轉換原理增設油壓緩閉裝置的新型模式止回閥,設計獨特,結構新穎,性能優宜,適用於凈水,源水,污水,海水等介質的供、排水管路中,安裝於水泵出口端,停泵時由於油壓阻尼作用法盤先速閉后緩閉,以消除破壞性水錘,保證灌路安全運行。In addition, cavitation is a difficult problem in hydraulic machinery. on the basis of a great deal of literature review, the author is also involved in the design of cavitation test facility
另外,汽蝕一直是水力機械的難點問題,在閱讀大量相關資料的基礎上,積極參與設計了泥泵汽蝕試驗裝置。Through consulting lots of relevant references, present research of direct drive volume control hydraulic servo system is summarized in this paper, the principle and character of this system are expatiated, the principle of vector control is introduced. at the same time, the mathematical model of ac asynchronous motor is set up based on the vector control theory. the mathematical models of both the pump controlled motor and pump controlled cylinder are set up and simulated in this paper
在查閱大量國內外相關文獻的基礎上,本文綜述了國內外對該系統研究概況,闡述了該類系統原理和特點;闡述了矢量控制的基本原理,並基於這一原理建立交流異步電動機的數學模型;分別建立了泵控馬達系統和泵控缸系統的數學模型,並給出了模擬分析;設計了用於泵控馬達系統的集成閥塊,加工了密閉壓力油罐;針對現有直驅式電液伺服裝置所存在的問題,本文主要針對系統工作過程中所產生的噪音與爬行問題進行了一定的研究。The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail
首先,在闡述i / q正交調制基本原理的基礎上,通過對誤差矢量和鄰近通道功率泄漏的詳細分析,定性、定量地討論了各種非理想電路因素(如相位不平衡、幅度不平衡、直流偏差等)對調制器性能的影響;其次,介紹了鎖相環的工作原理和基本組成部分,包括鎖相環的設計和環路濾波器的設計,特別詳述了電荷泵鎖相頻率源;第三,介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後,對整個直接射頻調制系統進行測試,結果基本上達到了課題要求。Abstract : with a view of time - varying characteristic of the v ibration signal measured on reciprocating machinery and a brief introduction to the wavelet analysis and a nonlinear wavelet denoising theory, the paper makes an approach, by taking an triplex pump widely used in heavy machinery as an exa mple, on the waveform feature extraction which reflects the various conditions o f reciprocating machinery with nonlinear wavelet denoising analysis method
文摘:針對往復機械振動信號的非平穩時變特點,本文在簡述小波分析及非線性小波消噪理論的基礎上,以重型機械使用的三缸泵為例,研究了用非線性小波消噪方法提取往復機械狀態下的波形特性。At first, on the base of the analysis of the mechanism of the helical gear pump, the paper try to find the relationship of the helical gear pump flow pulse with its corresponding parameters, give the solution of the problems brought by the replace of spur gear to lay the firm basis for the structural design of helical gear pump
本論文在對齒輪泵工作原理和流量脈動機理分析的基礎上,首先探討了斜齒齒輪泵的輸出流量脈動與斜齒輪各結構參數之間的關系,以及由於斜齒輪替代直齒輪帶來的相關問題並提出解決辦法,為斜齒齒輪泵的結構設計奠定基礎。Abstract : a new model of sand - control and wear - resistance pump is developed based on conventional deep well pump through improving some not - suitable construction and processing technology
文摘:防砂耐磨抽油泵是在傳統管式深井泵的基礎上,對某些不太合理的結構和加工工藝進行了改進和優化。A late - model inline pump developed on the base of horizontal magnetic pump, given the advantages of both magnetic pump and inline pump, vertically installed for smaller occupation
該泵在臥式磁力泵的基礎上開發的新型管道泵,既有磁力泵的優點又有管道泵的特點,立式安裝佔地面積小。Note : auto - control hydraulic test pump achieves automatic control of pressure by adding a set of control devices on the basis of the original electric hydraulic test pump
注:壓力自控試壓泵是在原電動試壓泵的基礎上加裝一套控制裝置,來實現壓力自動控制功能。Hybrid cars that can not plug in to charge are still tied to the gasoline pump, still require oil changes, smog checks and tune ups
混合動力汽車能不能插入式充電,依然綁在汽油泵的基礎上,依然需要用石油,尾氣檢查,和油標上升。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。The plant brought and air impact molding ling from faco of italy, the output of casting could be 5, 000t every year and put into production 1996. it has become the advanced bade for producing in1996
在榆液廠位於山西省榆液廠現有生產柱塞泵的基礎上,引進國外先進技術和資金,達到年產1 . 5萬臺的生產能力。分享友人