quality of vibration 中文意思是什麼

quality of vibration 解釋
振動品質
  • quality : n 1 質,質量;性質,特質;品質,品位。2 優質,美質,優點。3 才能,能力,技能,素養。4 品種。5 身...
  • of : OF =Old French 古法語。
  • vibration : n. 1. 振動,顫動;擺動;【物理學】振動。2. (心的)震顫。3. (思想情緒的)激動。4. 猶豫。adj. -al
  1. This article takes the lagrange equation as the principle, establishes mathematics modeling to the inertia brake vibration when it brakes, then simulates it with matlab. this paper educed the relation equations between, which are the inertia brake ' s friction coefficient of the brake ring and the friction disk, the mean radius, the braking force, rotation inertia of the driving top and the spline shaft, spiral climbing angle of the brake ' s concave - convex helicoid, the mean effort radius of the concave - convex helicoid, elasticity coefficient of the spring, quality of the driving top and the spline shaft, rotations inertia of the brake ' s rotation part besides the driving top and the spline shaft, suppresses sleeve. provides the theory basis for the inertia brake structure optimization

    本文以拉格朗日方程為理論基礎,對慣性制動器在制動時的振動進行數學建模,然後用matlab對其進行模擬,得出了慣性制動器在制動時振動角頻率分別與制動環和摩擦片之間的摩擦系數、制動力的平均半徑、主動頂和花鍵軸的轉動慣量、慣性制動器的凹凸螺旋面的螺旋升角、凹凸螺旋面平均作用力的半徑、彈簧的彈性系數、主動頂和花鍵軸的質量、慣性制動器除主動頂和花鍵軸外其他部分的轉動慣量和、頂壓套的質量等慣性制動器各零部件的物理參數之間的關系,為慣性制動器的結構優化提供了理論依據。
  2. A new method for measuring the vibration of shadow mask without touch by detecting the light density with reflection type optical fiber sensor is presented. the measurement system based on the new method is designed to make the vibration measurement easier working, faster calculating, and get more precise results. it is an important measurement and analysis tool to improve the performance of shadow mask and display quality of cpt

    本文提出了基於單光纖光強度反射法的非接觸式微振動測量系統的原理,並設計製造了該測試系統,探索出了簡單方便可靠的測量方法,能夠準確客觀地反映蔭罩振動的各項參數(各振動模的振動頻率、振幅、衰減時間) ,實現了測試裝置的簡便化和測試過程的自動化,為cpt張緊式蔭罩系統的性能改進與顯示質量的提高提供了有效的測試分析手段。
  3. Compared with the mud on wall form hole technology, clash stake technology or vibration sink pipe technology used in complex foundation stake forming, it has advantages of no vibration, no pollution, and no noise. in addition, since the concrete pressed into the drill stem sent vibration free concrete to the pump, so it is eas y to ensure the quality of the stake body. compared with the mud on wall and dry work form hole technology, the side obstruction and end obstruction of screw drill press concrete stake have all been accordingly improved, the weight bearing is better, and the transmutation of the complex foundation is less

    其中,螺旋鉆孔壓灌混凝土成樁技術自研製以來,已在多項復合地基工程中進行了應用,較好地解決了軟弱地層成孔困難的問題,適應地質條件范圍廣,成樁速度較快,工期短、工效高;與復合地基成樁時的泥漿護壁成孔工藝、振沖樁工藝或振動沉管工藝施工比較,具有無振動、無污染、無噪音的優點;另外,壓入鉆桿內的混凝土為泵送免振混凝土,因此樁體質量易於保證;與泥漿護壁和干作業成孔工藝相比,螺旋鉆孔壓灌混凝土成樁的側阻和端阻都有相應的提高,樁的承載性能較好,復合地基的變形較小。
  4. The result of the experiment shows that the proposed forced vibration method device has the quality of stability and repetitiveness of the data, the wide range of the testable reduced velocity, the exactness of coupled and direct flutter derivatives. and it does not need to employ any complicated identification system to check it further

    結果顯示:本文提出的強迫振動法裝置具有試驗數據穩定、數據重復性好、可測量的折減風速范圍寬、交叉項導數與對角項導數具有同等精度和不需要復雜的系統識別過程等一系列優點。
  5. Fabrication of the box beam is divided into such parts as reinforcement, formwork, concreting, prestressing, moving and storing of beam, pipe grouting under pressure, end sealing of the beam, water - proof layer on the bridge surface system, protective coating etc. the paper makes description of effective box beam construction technology and workmanship which can be adopted in other projects, such technologies as : manufacturing and fixing of reinforcement, steel reinforcement fixing baseplate, web plate and top plate respectively and lifting the steel skeleton into form, requirements of design and manufacturing and way of utilization for dismantling - erection type formwork and hydraulic formwork, optimization of concrete ratio, concrete pouring process of two ends of beam in priority over the middle, in sequence of first baseplate followed by web plate and top plate at last, concrete pouring in inclined section and in horizontal layer, concrete vibration mainly by external vibrator in assistance with internal vibrator, methods and regulation for steam curing of concrete, dual controls over stress and strain to ensure quality of prestressing workmanship, construction method of effective beam moving by heavy - weight special moving facility, some regulations and key notes about construction of grouting under pressure, beam ends sealing, water - proof layer on the bridge surface system, protective coating

    箱梁製造由鋼筋工程、模板工程、混凝土工程、預應力工程、移存梁工程、孔道壓漿工程、梁體封端工程、橋面防水層和保護層工程等施工環節組成。文中介紹的採用胎具製作和綁扎鋼筋,分底腹板和頂板分別綁扎並吊裝鋼筋骨架入模;拆裝式和液壓式兩種模板的設計、製作要求和使用方法;綜合考慮、優化混凝土配合比,混凝土灌注從兩端至中間、先底板、后腹板、再頂板的施工順序和斜向分段、腹板水平分層、附著式振搗為主、插入式搗固為輔的施工工藝,蒸汽養護的方法和規定;應力應變雙控制確保預應力施工質量的施工技術;採用重物移運器有效移梁的施工方法;壓漿、封端、橋面防水層和保護層施工的一些規定和注意事項等都是對箱梁製造行之有效的施工技術和施工方法,並可為以後類似施工作借鑒。
  6. The movement of rotor is balanced ; while the quality of rotor distributes asymmetrically, the additive moving - pressure the equipment engineering company of chinese jialing group fetches in super - carb - prof ambi - whisking fan that is multi - stoves produce line runs under the circumstance of 950 or so. the leaves of fan are prone to distortion, which results in unbalanced vibration and affects the machine ' s normal movement severely

    中國嘉陵集團設備工程公司從德國ipsen公司引進的超級滲碳氣氛( super - carb - prof )多用爐生產線的氣氛攪拌風機長期運行於950左右高溫環境中,其扇葉極易變形,從而造成不平衡振動,嚴重影響設備的正常運行。
  7. Hydraulic servo system used in coiler is mainly to realize the step - by - step control. by using the servo system, vibration and striking are largely decreased, the accidents are reduced, and the level of automation is largely improved, as well as the quality of production

    電液伺服系統在現代的熱軋卷取機中的應用主要是實現帶頭的自動步進迴避,這樣就有效地消除沖擊,同時也使卷取過程中各種事故大為減少,大大提高了軋制過程的自動化水平,產品產量和質量。
  8. Researching on the technology if reverse order is to study strains if pits, structural systems if basement, environmental surwey and underpinnings. on account of emphasizing developing methods if checking strength if pick - ets, modemizing machenes of excavation and studying methods of underpinning is put forward and is a way if controlling the quality of pickets in sites, which leads an active effect ; synthetic application if rankintheory, spatial and time effect theory to excavation tl aanalyze the state of soil force and strain is brought forward and the time effect should be considered in the zone of clay, the formation and development of soil plasticity are analyzed and the most dangerous zone to decide how to excavate and where to begin is found ; analyzing the cause of picket settlement during reverse order and the differential settlement and discussing hlw to solute it. duringh the temporary survey and the environmental warship, bringing rorward the theory of environmental vibration and analyzing the state of soil force and probability of losing stabilization of soil under the effect of environmental vibration ; analyzing the state offeree in underground concrete wall by the method of mathematics and pointing out the place of the maximum force and deformation. based on systematic illustrating the reverse order, problems about application and development of reverse order and suggestions also are expressed

    鑒于國內外的研究把重點放在大力發展工程樁的實驗室承載力監測方法與設備、如何使土方開挖機械現代化及對周圍建築的臨測方法上,本文提出了現場利用聲波層析成像技術監測鋼砼樁內部質量的方法與程序,並得出了聲波層析成像技術是砼樁的動態質量檢測的有效手段,這對指導施有積極、現實意義;提出了綜合運用朗肯土壓力理論、基坑空間和時間效應影響理論來分析逆作法施工過程中基坑邊坡土體應力及應變的變化情況,指出粘土地區也應考慮時間效應,並且進一步分析了基坑邊坡土體的塑性區形成和發展,找出邊坡最不利的區域,以確定地下室土體的挖掘的方式和順序,指出憑主觀臆斷與經驗來施工是不可取的;在分析、經較逆作法與大開挖順作法的地下室結構體系受力情況及施工順序的不同,提出了節點處理技術;分析了逆作法施工期間樁的沉降變化原因及由此而產生的差異,並探討了解決的方法;本文還提出了環境振動對土體邊坡穩定產生影響的觀點,並分析了在環境振動影響下,土體的應力狀態及土休失穩破壞概率,並且還運用彈性力學知識和數學分析的方法定量地分析了地下混凝土墻受力狀態,指出了被監測墻體的最大應力、應變位置。
  9. In order to satisfy the customer ’ s more strict command to the inertia brake, changsha sanzhan inertia brake co., ltd. and hunan university allied to develop a set of equipment of inertia brake test rigs, which can test and research the property of starting torque, braking torque, vibration of axis and so on to all kinds of models and specification of inertia brake to improve the property and quality of product

    為了滿足用戶對慣性制動器產品提出的更高要求,長沙三占慣性制動有限公司和湖南大學合作開發一套慣性制動器試驗臺裝置,對各種型號及規格的慣性制動器的起動力矩、制動力矩、軸向振動等特性進行測試和研究,以改進產品性能和提高產品質量。
  10. The characteristics of the intrinsic frequency distribution of the framed steam turbine - generator set foundation are summarized ; it can been seen that the base plate of the framed foundation does not have much effect on the dynamic response of the foundation, and that the " amplitude method " is better than the " resonance method " among dynamic analysis methods. when designing a framed foundation, as long as the load - bearing capacity and stability is ensured, a flexible pillar is better, the amplitude of vibration can be controlled through adjusting the particle quality in foundation design

    論文最後總結了框架式汽輪發電機組基礎固有頻率的分佈特點;指出框架式基礎底板本身對基礎的動力響應影響不大,認為動力分析方法中振幅法優于共振法;並指出框架式基礎設計時,在滿足承載力和穩定性的前提下,柱子應以柔為佳;設計中可以通過調整質點的質量來達到控制基礎振幅的目的。
  11. As the concrete members are vibrated from 12 to 72 hours, the difference of its strength between vibration members and normal ones is not obvious. the interface of post - casting section is both the most dangerous position of the structure and focal point of quality control. in addition, the leaking of cement paste out of the formwork of vibration member is of no permission

    試驗表明振動持續時間從12小時到72小時的變化,對混凝土強度沒有明顯差別;濕接頭的界面是最薄弱部位是施工質量控制的重點,振動構件模板應做到務必不漏漿;當振動幅值較大,必須採取隔振、減振措施。
  12. To avoid and reduce the vibration of the internal - combustion engine is the key technology to increase the property and quality of the motorcycle, also is urgent affairs to realize product to develop independently in the motorcycle company

    中國內燃機向更高排量發展時,必然會碰到振動問題,也是長期困擾我國內燃機製造企業產品質量瓶頸。因此解決內燃機振動問題已成當務之急。
  13. Ultrasonic vibration is applied to diamond turning of stainless steel in order to decrease diamond tool wear and improve the surface quality of the workpieces

    摘要為減輕金剛石刀具的磨損,提高工件表面加工質量,採用超聲振動的方法切削不銹鋼零件。
  14. According to food fluidization for freezing process existing problems, a new type of food quick freezer with wave - vibration and semi - fluidization was development, it is based the working characteristic of fluidized - quick - freezer, with the lower wind speed and the higher vibrant intensity, which realizes individually quick frozen, it is can not only improve freezing characteristic highly but also reduce the operating cost. the quality of the food was also improved

    摘要綜合分析了食品流化凍結時存在的問題及常規解決辦法,從提高單位時間凍結量以及降低單位產品能耗的角度出發,研製了一種全新的波形振動半流化食品速凍機,採用較低風速度,較高振動強度,實現了單體快速凍結,減少了運行費用,提高了食品凍結質量。
  15. Environment vibration will cause vibration displacement between the work piece and the tool, influencing the accuracy and surface quality of work piece

    環境振動會引起切削刀具與被加工零件間的相對振動位移,影響被加工零件的精度和表面質量。
  16. This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change

    本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性;負荷指令的導前功能對鍋爐主控有超前控製作用,能顯著提高主蒸汽壓力的穩定性;採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質,在大幅度工況變化下仍有效控制蒸汽溫度在額定范圍內,提高鍋爐、汽輪機壽命及其效率;汽輪發電機組的快速響應性與汽輪發電機組負荷振蕩問題間的平衡關系,採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷振蕩問題。
  17. Using this model, the optimization of the powertrain rubber mounting components " parameters and vehicle riding quality could be acquired. a large number of vibration response experiences and spectrum analyses of full vehicle on road and idling are measured

    同時進行了大量各種工況下的實車振動響應測試和頻譜分析,對比分析了模擬模型和實車試驗中橡膠懸置元件對整車振動的影響,得到了一些有價值的結果。
  18. Liquid penetrant testing, eddy current testing and magnetic particle testing are mainly used in the detection of surface flaws and near - surface flaws, radiographic testing and ultrasonic testing are mainly used in the detection of inner defects, ultrasonic testing is also used in the detection of spheroidization quality of smooth surface castings, while vibration testing is used in the detection of spheroidization quality of rough surface castings

    液體滲透檢測、渦流檢測和磁粉檢測常用於檢測鑄件表面和近表面缺陷,射線檢測和超聲檢測常用於檢測鑄件內部缺陷,超聲檢測可用於表面光潔鑄件的球化質量的檢測,振動檢測則用於表面粗糙鑄件的球化質量的檢測。
  19. Mechanical vibration and shock - vibration of stationary structures - specific requirements for quality management in measurement and evaluation of vibration

    機械振動和沖擊.固定結構的振動.振動測量和評價的質量管理特殊要求
  20. On the basis of the blasting and excavation and the shotcreting and rock bolting process of a large high slope engineering, the vibration transmission laws in the presplitting blasting, the rock caving blasing and the high slope blasting where the vibration is magnified are analyzed and compared. the effect of the blasting on the slope rock mass and the quality of supporting system construction are evaluated. on this basis, the construction quality control measures are worked out

    以某大型高邊坡工程的爆破開挖與錨噴支護過程為基礎,分析比較了預裂、崩巖爆破與坡高放大的震動傳播規律,評價了爆破對邊坡巖體及支護系統施工質量的影響,據此提出了施工質量的控制措施。
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