工作轉速 的英文怎麼說
中文拼音 [gōngzuòzhuǎnsù]
工作轉速
英文
service speed-
Based on the principle of mechano - chemistry, the strong shock and crashing mechanical force produced by ls - 250 pulverizer can act to the surface of superfine carbon and white carbon particles during the process. the result of the experiment indicated that distortion and amorphism change occur to the surface crystal lattice of carbon particles, and the phenomena are prick up as the action time of mechano - chemical force
依據機械化學原理利用ls一250型流能粉碎機高速旋轉的動齒工作過程中產生的強烈沖擊、碰撞機械力,使其作用於超細石墨及白碳黑顆粒表面,檢測表明,石墨粒子表面晶格發生畸變及無定形化,且隨著機械力作用時間的延長而加劇。The test must work in a specify rotation spectrum, temperature spectrum and load spectrum to analogize the reality condition
實驗器要在一定的載荷譜、溫度譜、轉速譜條件下工作,模擬軸承的實際工況。Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor
在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上,通過系統建模和數字模擬分析,分別針對航空低壓直流( lvdc )和高壓直流( hvdc )兩種電動機構用永磁無刷電動機,在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究,提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。Automatic grinder with pneumatic carriage advance, with multiple angles seat housing knifes. 3 types of grinder wheels. 1 corindon coup bell norton, 1 corindon for vee gouges hss one vee borazon diamond for tantung vee gouges. motor 1. 5 kw at 2800 rpm. net weight make yourselve profesional sharpening, forget about outside vendors
全自動氣壓控制調節,可以一次性同時磨兩把刀具,隨機可配備3種磨刀石. 1杯型磨具, 1個磨高速鋼刀用磨刀石, 1個磨鎢鋼刀用的金鋼石磨刀具.馬達為1 . 5千瓦,轉速可達2800rpm .凈重為85公斤.可移動式工作臺,針對所有專業刀具均可加工Abstract : in the research of internal combustion engine, recordingin - cylinder pressure and temperature is an essential technique to study the thermal cycle of internal combustion engine. the combustion analyzer developed in this study will give both the measurements at sampling points per crank angle or sampling cycle, calculate and show the real time parameters which decide the working process of internal combustion engine, such as pressure accelerating rate, indicateed mean effective pressure, cycle - to - cycle variation, heat release rate, etc. compared with the imported congeneric products, the analyzer has many advantages such as chinese interface, low price, easy operateing, convenience in maintainance and easy upgrading
文摘:為了測錄內燃機缸內的壓力及溫度,開發了一種內燃機燃燒分析儀.該分析儀由國產高速數據採集卡及自行開發的控制軟體組成.它不僅能精確設置每度曲軸轉角內采樣點的個數和採集循環數,而且在採集過程中能實時計算和表徵內燃機工作過程的壓力升高率、平均指示壓力、循環變動率、放熱率等參數.經實際使用以及與國外產品相比表明,此分析儀具有全中文界面、價格低、操作簡單、使用維護方便、功能便於擴充等優點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。Based on the national " ninth " five years " key project - study on the equipment and technique of raising and transplanting seedlings as the kind of factory, combining the no - tillage specialty which can shorten the working period and reduce the intension of dust devil, the key parts of corn no - tillage transplanter has been studied which can improve both the transplanting speed and reliability, reduce the labour intension of operator, further more, the method of automatic controlling whole working course has been applied by using single - chip microcomputer, the bedrock is made for transforming this technique into social productivity
本文在原來國家科技部「九五」攻關項目「工廠化育苗、移栽工藝及設備研究」的基礎上,結合免耕工藝不僅縮短作業時間,而且可以對防止沙塵暴發生有利的特點,對可以提高栽植速度和工作可靠性、降低操作人員勞動強度的玉米免耕栽植機的關鍵部件進行了詳細的研究,進一步採用單片機控制技術對其工作過程實現了自動化控制,為該技術盡快轉化為社會生產力打好基礎。It looks upon water resistant as load, simulate every instance of locomotive running and check its every parameter automatically, then collect and dispose these data of parameters, calculate the power of simulating running of locomotive, which is based on the current, and voltage of host dynamotor. afterward, it can be judged from the working state of locomotive. through experiment and adjust each parameter, it can provide important warrant to the components of locomotive whether they can work normally and credibly
即以水阻作為負載,模擬機車運行,對機車的主發電動機的電流、電壓和柴油機的轉速等參數進行檢測,並對檢測結果進行處理,計算出模擬機車運行時的功率,並以此為依據,對機車的工作狀念進行判斷,通過水阻試驗,調整有關參數,使機車運行時能發揮所要求的功率和滿足規定的工作特性。High - speed, muti - services and economy have become the major issues of the future ip backbone technology as far as thes poiflt is concerned, thes paper explores layer 3 switdrig technology which separates control component and forward compontal in the traditional roulers. two forwarding al gori thms - - - - d ata - driven mo d el and top olo gy driven model are also compared, a next generation ip backbone echno l o gy - - - - multiproto co l label switching is developed, with its operation and its deployinent in traffic engineering, c1ass - ofservce and virtual private network
本文從未來ip骨幹網技術所要求的高速化、多業務支持、經濟性出發,介紹了在傳統路由器基礎上將控制部件和轉發部件分離的第三層交換技術,比較了數據驅動模型和控制驅動(拓撲驅動)模型兩種轉發演算法,並由此引出下一代ip骨幹網路技術? ?多協議標記交換,闡述了其工作原理以及在流量工程、服務等級區分和虛擬專用網中的應用。Presently has to emphatically take eight methods for it : taking township project for locomotive to earnestly do well the general grogram on new countryside and new pasture construction ; fulfilling " six great engineering " to accelerate township ' s basic facilities construction of new countryside and new pasture and reinforce socialistic affairs development ; implementing " transformation 、 expansion and promotion " three strategies to increase production and lift efficiency of agriculture and stock breed and raise farmers and nomads ' incomes ; accelerating policy support and financial investments to strengthen the development impetus in countryside and pasture ; further do well program work to lay fundament for prodding the economy rapidly developed in new countryside and new pasture ; enhancing farmers and nomads ' skill training to bring up a group of socialistic new - type farmers and nomads who being cultured, skillful and understanding managements ; entirely deepen the reform in countryside and pasture to enhance the driving force and vitality of development of new countryside and new pasture ; realistically respect and protrude the main body position of farmer and nomad to basically change their traditional value concepts on production and livelihood
目前要著力採取八項措施:以村鎮規劃為龍頭,認真做好新農村新牧區建設總體規劃;實施「六大工程」 ,加速新農村新牧區村鎮基礎設施建設和社會事業發展;實施「轉變、拓展、提升」三大戰略,加速農牧業增產增效和農牧民增收;加大政策扶持和資金投入力度,增強農牧區發展的動力;進一步做好項目工作,為推動新農村新牧區經濟快速發展打好基礎;加速農牧民技能培訓,造就一批有文化、懂技術、會經營的社會主義新型農牧民;全面深化農村牧區改革,增強新農村新牧區發展的動力和活力;切實尊重和突出農牧民的主體地位,從根本上轉變農牧民傳統的生產、生活方式和價值觀念。Minimum operating speed
最低工作轉速A research on theoretical rotative speed in ball mill and the optimum rotative speed in work
球磨機理論轉速的研究和最佳工作轉速的探討In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data
為探討軸流壓氣機在工作流量、工作轉速及動?靜葉排軸向間距變化時的葉片排流場非定常頻譜特性變化規律,並耦合進氣畸變的影響,同時與壓氣機氣動性能和氣動穩定性相關聯,作者利用南京航空航天大學能源與動力學院的低速大尺寸軸流壓氣機( lsc )試驗器,採取在靜子葉片表面埋入動態壓力傳感器的實驗方法,對葉尖、葉中和葉根三個截面的動態壓力進行了測量,獲得了大量的可靠的實驗數據。The experimental results show that the unsteady flow frequency domain performances of the axial flow compressor will be varied with mass flow, rotating speed, blade row spacing and inlet distortion
實驗結果表明,工作流量、工作轉速、動?靜葉排軸向間距以及進氣畸變均對壓氣機的非定常頻譜特性產生影響。The compressor exists about 0. 265 rotor blade converted frequency near stall point, its intensity increases with rising of rotating speed and reducing blade row spacing. the blade row spacing would exert influences on rotor - stator interaction, stability and stall mode
在臨近失速點處,不同工作轉速、不同動?靜葉排軸向間距均存在約為0 . 265轉子葉片摺合頻率的特徵頻率擾動,強度隨轉速的上升和軸向間距的減少而增大。By changing these parameters and the z - directional stiffness of the outer - ring, the stiffness and the damping characteristic of the damper can be varied
在轉子系統支承中引入摩擦阻尼器能夠降低支承剛度,從而降低系統的臨界轉速,避開工作轉速。Further more, a finite element analysis of flywheel rotor was made to increase the security of the flywheel ' s test, 9 modes frequency were taken out according to the rotating speed of the flywheel, the results can act as the theory base for the structure design and tests of the flywheel
為了增加飛輪實驗的安全性,本文利用有限單元法對飛輪轉子作了模態分析,抽取了飛輪工作轉速范圍內的9階模態頻率,可作為飛輪結構設計和飛輪實驗的理論基礎。Lowest continuous speed test with load
最低穩定工作轉速試驗Lowest continuous speed with load
最低穩定工作轉速With the development of the modern industries, the applications of the low speed and heavy load rolling bearings have being more and more extensive
低速重載滾動軸承是一種承載量大、工作轉速低的特種滾動軸承,並且運行中承受較大沖擊載荷。分享友人