熱應變計 的英文怎麼說
中文拼音 [rèyīngbiànjì]
熱應變計
英文
thermal strain meter-
The snam results of local stress distribution are in close agreement with the results of computer simulation
利用計算機模擬了溫度場變化引起的銅互連線中熱應力分佈。The simulations of the blank forming process is always a very pop question in the domain of plasticity forming. it has very important significance as to making certain the figure of the blank roughcast calculating strain and stress, establishing reasonable forming craft and designing mold
板料成形過程模擬一直是塑性成形領域研究的熱點問題,對于確定板料毛坯形狀、計算應力、應變分佈、制訂合理的成形工藝和模具設計有重要的意義。The temperature effect which has been calculated is taken as " thermal load " forced on the body, then such thermal stress is settled as general elasticity mechanics question ; secondly, the thermal stress is taken as " surface force " forced on the body, and the new system stiffness is formed which include the extra stiffness matrix, then it changes the nature frequency of the structure
首先,這篇論文介紹溫度場和熱應力場的有限元方法,建立了三維熱傳導模型計算有溫度場產生的熱應力,計算熱應力時運用了一種轉化思維:將溫度處理為「溫度載荷」 ,這樣就能用彈性力學問題的處理方法來求解熱應力。其次,將熱應力作為結構的「面內力」 ,而面內力產生附加的幾何剛度矩陣,改變了結構的剛度,影響了結構的固有頻率。During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied
在溫度場的模擬中,模擬結果表明,保壓時間是影響製件成形質量的關鍵因素之一,擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大,需進行參數之間的協調,只有當變形區內部始終維持準固態時,才能實現穩定的液-固擠壓成形過程;在變形場的模擬中,根據液態浸滲擠壓的成形特徵,選用了雙曲正弦剛-粘塑性有限元計算模型,研究了變形過程中應力應變場的變化規律,研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因素。The combustor do n ' t fail if transient rise of temperature field is neglected, the stress field of combustor can n ' t cause gas film wall rupture. 2. combustor ' s creep and relaxation is calculated in steady temperature field, the results show that creep and relaxation is not main reason destroying combustor chamber
對穩態溫度場下的蠕變鬆弛計算表明,高溫下的蠕變鬆弛促使火焰筒的熱應力下降,在所考慮的條件下穩態溫度場導致火焰筒的蠕變變形不是火焰筒破壞的主要原因。The calculation result is compared with that of some experiments and other references, and it is satisfactory. the subroutines can be applied to the stress analysis of turbine disks in aeroengines
計算結果表明介面子程序具有在不同應變率條件下、應變率跳級拉伸條件下以及循環載荷條件下的模擬能力,程序正確、可靠,適于渦輪盤等發動機熱端部件的應力分析。Decay heat power in nuclear fuels of high - temperature reactors with spherical fuel elements
帶球形燃料元件的高溫反應堆的核燃料衰變熱力的計算Decay heat power in nuclear fuels of high - temperature reactors with spherical fuel elements ; documentation and illustration
帶球狀燃料元件的高溫反應堆的核燃料衰變熱力的計算The guideline further requires the receiving bank to agree in advance with the sponsor of the ipo a formal contingency plan for coping with any unexpected level of interest in the ipo
指引又要求收款銀行事先與首次公開售股事項的保薦人商定正式的應變計劃,以應付意料之外的認購熱潮。This paper is consisted of two major parts : one deals with the general working performance of the fmghp by setting up mathematic model and developing computer procedure, getting the datum related to the capillary flow and heat transfer, analysing the working characteristics of fmghp in different working temperature, heat flux and inclination angle etc. in this part, the prediction of capillary and boiling limit are also included. the other major part studies the flow and heat transfer characteristics in the micro - film region formed by the meniscus attached on the metalic fin in the micro rectangular groove. investigations on the influence of width of groove and other factors on heat transfer in this region have been made. the importance of this micro - region in the heat transfer of the entire heat pipe has been unveiled. the heat transfer characteristics gotten by this research could be used in design and application and also optimization of this kind of fmghp
本文在大量查閱現有國內外文獻的基礎上,總結並綜合前人有關微槽平板熱管理論研究方面的成果,對單面刻有槽道的微槽平板熱管進行了較為深入和細致的研究。本文的研究共分兩大部分,其中第一部分考察了該型熱管的整體工作表現,通過建立數學模型和開發相應的計算程序,得到了熱管內部毛細流動和傳熱的數據,分析了熱管在不同工作傾角、不同加熱熱流以及不同工作溫度等情況下工作特性的變化規律,考察了汽液界面上的剪切作用對熱管傳熱量的影響,並且進一步在理論上預測了該型熱管的毛細和沸騰極限。There are five parameters need to be measured. there are five channels for input : the displacement of casting - roller, the rotate speed of casting - roller, the pressure of casting and rolling, the casting temperature and the water - speed of cooling water. they are measured by raster, photoelectric coder, strain pressure sensor, thermocouple and turboflowmeter
系統需要進行監測的參數有五個,即有五路輸入信號:鑄輥位移、鑄輥轉速、鑄軋壓力、澆鑄溫度、冷卻水流速,分別採用光柵、光電編碼器、應變式壓力傳感器、熱電偶和渦輪流量計作為檢測元件。And it is calculated and analyzed the distribution and quantity of slag thermal stress created by boiler load shift. thermal stress quantity can be as big as e / 1000 and is enough to destroy slag structure and to make some drop. it is also concluded that the walltube parameters can only affect on thermal stress of the slag that is near to contact surface and contribute little to slag drop
針對鍋爐變負荷運行時爐膛的自然掉渣現象,分析鍋爐水冷壁渣層中熱應力的產生機理,建立了水冷壁渣層熱應力的計算模型,計算分析了鍋爐大范圍變負荷運行產生的渣層熱應力變化大小和分佈,並分析渣層熱應力的影響因素。Meanwhile the 0 dimension 1 dimension plane wall 2 dimension models are established. using the mathematic and ansys software the numerical and soluble analyses can be got for the thermal shock model of the piston. compare the simulation results to the test results the temperature field and stress field can be got which are quite close the thermal shock situation
同時建立活塞熱沖擊的集總參數、 1維平壁和2維模型,應用mathematic軟體和ansys軟體,對所建立的活塞熱沖擊模型進行了解析和數值分析,利用模擬計算與試驗結果相結合的方法,獲得接近於內燃機活塞熱沖擊的溫度場與熱應力場分佈,從而更加全面深入地了解在熱沖擊條件下活塞的溫度場和應力場變化規律。The transient temperature and thermal stress distribution in disk of heat capacity laser pumped by high power lda are simulated by use of finite element methods, optical distortions and birefringence were computed subsequently
摘要利用有限元數值方法,模擬計算了熱容模式下片狀激光介質的瞬態溫度分佈和熱應力分佈及其波前畸變和應力雙折射。Ergonomics of the thermal environment - analytical determination and interpretation of heat stress using calculation of the predicted heat strain
熱環境的人類工效學.通過計算預測的熱應變對熱應力的分析測定和說明Through the test of the four prestressed steel wires at elevated temperature around the range of 20 to 800, the thermal strain of the four prestressed steel wires under stress is studied, the main reasons of the thermal strain are analyzed, and the computation equations are listed
摘要通過對4種常用的預應力鋼絲在高溫下的試驗,研究了4種預應力鋼絲在不同應力水平下,在20 ~ 800范圍內的變形性能,並分析了熱應變產生的主要因素,給出了相應的計算公式。In the second part, considering the depress of the stiffness of concrete caused by its transient thermal strain under fire, the current formulas can be conducted, and then the formulas to calculate the internal force and deformation of rc frame under fire can be conducted by structure mechanics
( 2 )受火構件等效成常溫構件后,再對火災高溫下混凝土瞬態熱應變導致的軸向剛度降低進行修正,推導了受火樑柱的剛度降低修正計算公式,基於結構力學矩陣分析法推導了受火構件的溫度內力和變形計算公式。Electrochemical behaviour of glassy carbon electrodes in room temperature alcl3 - tmpac molten salts
復變函數方法在熱應力計算中的應用In today s meeting of the legco panel on economic services, the director of the hko stressed that the changes only involved revising the technical reference the hko would use in deciding on the issue of tropical cyclone warning signals and there would be no need for changes to the tropical cyclone - related response plans by the public as well as the government and the private sector
在研究和擬定熱帶氣旋警告系統修訂方案的過程中,香港天文臺成立了一個由學者和專家組成的學術顧問委員會,並廣泛會見社會各界人士,聽取他們的意見。在今天經濟事務委員會的會議中,天文臺臺長強調:今次制度的修訂只純粹涉及風球技術指標,市民和機構無須就有關熱帶氣旋的應變計劃作出修改。It is expected that there is no need for changes to tropical cyclone - related response plans or guidelines by both the government and the private sector
預計政府及私人機構都不需要就有關熱帶氣旋應變計劃或指引作出修改。分享友人