熱力推進系統 的英文怎麼說

中文拼音 [tuījìntǒng]
熱力推進系統 英文
thermodynamic propulsion system
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : 動詞1 (向外用力使物體移動) push; shove 2 (磨或碾) turn a mill or grindstone; grind 3 (剪或削...
  • : 進構詞成分。
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 熱力 : [機械工程] heating power
  • 推進 : 1 (推動工作 使前進) push on; carry forward; advance; give impetus to 2 [軍事] move forward; dri...
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. Secondly, based on the syntony frequency and the elasticity mechanics and other correlative professional knowledge, establishes a suit of fsm vibration module system, selects the structure, material and the process and treatment technique of the elastic element in the elastic system of the mirror, analyzes a lot of factors which affect the structure of the rapid controlling reflector and provides the derivation formula

    以諧振頻率為出發點,利用彈性學等相關專業知識,建立一套fsm的振動模塊;確立了反射鏡彈性中彈性元件的結構、材料的選擇,及加工,處理。分析了影響快速控制反射鏡結構的諸多因素,給出其相關導公式,最後應用solidedge和cosmos軟體對該結構行了計算機模擬。
  2. 4. the thrust measurement device was calibrated, and the accuracy was 2 % fs. at the same time the signal of thrust measurement was input to the computer. e - type chromel - constantan thermocouple was used to measure the temperature of mpt, and the accuracy was 5 % fs. the vacuum measurement was realized by using zdf - 5427m vacuometer, and the accuracy was 3 % fs

    ( 4 )對測量行了標定並實現了計算機採集,測量最大相對誤差為2 fs ;溫度測量目前還只限於對mpt諧振腔壁溫的測量,使用e型鎳鉻?康銅電偶即可較容易實現,其測量精度為5 fs ;真空測量採用zdf - 5427m微機型復合真空計,其由偶計和陰極電離計復合而成,該真空計測量控制精度為3 fs 。
  3. Analyses more than two years field - test data of the underground water - source & water loop heat pump air conditioning system applied to an apartment in beijing based on the computative method of calculating the electricity consumption of public - used air conditioning driven equipment and terminal heat pump units by the authors

    摘要根據筆者提出的共用空調動設備和末端空調水源泵機組耗電量的算方法,對北京某公寓地下水源水環泵空調兩年多的實測數據行了分析研究。
  4. Avoiding the difficulties of detecting the difficult parameters in furnace control and of building up the models, integrated with fuzzy control and conventional pid control, abb ’ s control it system is used to predict the bloom surface and center temperature directly based on the temperature of furnace wall easily to be detected so that the temperature settings in various furnace sections can be self - corrected, the furnace temperature of each section self - adjusted and on - line parameters of combustion control self - optimized. in addition, the heating parameters and the operating status of the field plant can be monitored with alarm

    採用abb公司的controlit控制,避開爐子控制中遇到的困難參數檢測及建模困難等因素,直接根據容易檢測的爐壁溫度來知鋼坯表面溫度及鋼坯中心溫度,將模糊控制技術與常規pid控制相結合,實現各段溫爐設定值自修正、各段爐溫自協調、各參數在線自整定的自尋優最佳燃燒控制;對工參數、現場設備的運行情況行監視、報警,實現爐膛壓、管道壓、換器的保護控制,並將重要參數送往廠級mis網路。
  5. As to the modelling of integrated flight / propulsion system, this paper mainly investigated and the modelling methods of flight kinetics and propulsion system thermodynamics, building up the real - time models of body kinetics. then we integrated the component - level thermodynamics model of engine, solved the problem of matching of initial points in the integrated simulation of flight / engine and the interactive parts of flight system and propulsion system

    對于綜合飛行/建模,本文主要研究的是飛行動學和學的建模方法,建立了飛機動學實時模擬模型。並結合前人已建立的發動機部件級學模型,本課題在解決了飛機/發動機綜合模擬中的起始點匹配問題的基礎上,完成飛行的交互部分,最終建立飛行/發動機綜合實時模擬模型。
  6. Focusing on the performance evaluating and the design of tripropellant injector, adopting the cold test rig with background pressure supply, malvem particle analyzer, ccd photography system, tripropellant hot test - bed, numerical simulation software and auxiliary theoretical a nalysis, the d ischarge c haracteristic a s w ell a s a tomization p erformance o f the injector and the combustion performance as well as the mode - transition characteristic of thrust chamber are studied detailedly based on the 3 different structures of coaxial tripropellant injector, large numbers of important conclusions are gained

    本文圍繞三組元噴嘴的性能評定及設計方法。採用反壓冷試臺、馬爾文測粒儀、 ccd高速攝影、三組元發動機態試驗臺、數值模擬程序及輔助理論分析等多種技術手段和研究方法,對三種結構的同軸式三組元噴嘴深入行了噴嘴流量特性和霧化特性、室燃燒性能和轉工況性能研究,得到了大量重要結果。
  7. The second chapter studies the economy of ship ' s power plants, based on the aspects of lowering fuel cost, waste heat recovery, the match of ship, machinery and propeller, increasing propulsion efficiency, increasing the economy of ship ' s power plants, etc. the third chapter discusses in detail the control measures of voyage change cost, analysizes systematically the voyage change cost based on the way of fuel cost, harbor cost, voyage venture cost. the fourth chapter studies the structures and control measures of seafarers cost, maintenance cost, spare parts and stores cost, lubricating oil cost, etc. which are relatively easy to be controlled ; based on the state maintenance decision - making, a mathematical model is put forward, the validity and its solve process are discussed. the control measures of spare parts, fuel cost and lubricating oil cost should be based on scientific budget, through the control means of application, reception, usage, store check, try to acquire the inosculation of theory

    第一章主要討論營運船舶運輸成本,對船舶運輸成本的概念、結構、性質與分攤、成本細分行了分析,從宏觀上闡明了船舶運輸成本的生存環境和生長趨勢;第二章研究了船舶動裝置的經濟性,在營運船舶降低油耗、廢利用、船機槳匹配、提高效率、提高船舶動裝置經濟性的有效途徑等方面行了闡述和論證;第三章詳細論述並論證了航次變動成本的控制措施,全面地分析和總結了航次變動成本,通過對燃油成本、港口使費、航次風險成本的分析與控制,提出了航次風險成本的概念並論述了若干航次風險成本的控制措施;第四章對船舶營運成本中的船員費用控制、維修保養及其費用控制、船舶備件物料管理及其費用控制等幾個主要可控性較高的成本行了細致的分析並分別討論了相互的控制措施,提出了基於狀態維修決策的馬爾可夫數學模型並論證了模型的正確性及具體解算步驟,對于備件、燃潤物料的控制堅持以科學的預算為前提,以申領、接收、使用、盤存為控制環節,切實做到理論與實踐的密切結合;第五章,結合營運成本的預核算的案例,對船舶營運成本的預算及核算行了有益的探討,旨在揭示成本發生的動因,並給出了成本預算、核算的編制方法。
  8. In this paper the experimental research of hydra ulic oil used on a certain composite gearbox are carried on the experimental fo rm ulas are drawn respectively between viscosity 、 density 、 specific heat and temper ature the function of viscosity to temperature and pressure is deduced the com parative analysis among the new oil 、 used oil and ordinary antifriction oil ind icates the performance of the specitic oil is excellent these conclusions are b eneficial to the advanced analysis of the vehicle transmission system and formul ate the manual of relevant armored caterpillar

    該文對某軍用履帶裝甲車輛綜合傳動使用的液壓油行了試驗分析,得出了這種液壓油的粘度、密度、比與溫度的經驗關式,導出了粘度在溫度、壓綜合作用下的函數關,並對新油、舊油、普通抗磨液壓油的粘度行了對比分析,這對于使用這種液壓油的傳動的分析計算和制定相關軍用履帶裝甲車輛的使用規范提供了重要的理論依據
  9. Abstract : in this paper the experimental research of hydra ulic oil used on a certain composite gearbox are carried on the experimental fo rm ulas are drawn respectively between viscosity 、 density 、 specific heat and temper ature the function of viscosity to temperature and pressure is deduced the com parative analysis among the new oil 、 used oil and ordinary antifriction oil ind icates the performance of the specitic oil is excellent these conclusions are b eneficial to the advanced analysis of the vehicle transmission system and formul ate the manual of relevant armored caterpillar

    文摘:該文對某軍用履帶裝甲車輛綜合傳動使用的液壓油行了試驗分析,得出了這種液壓油的粘度、密度、比與溫度的經驗關式,導出了粘度在溫度、壓綜合作用下的函數關,並對新油、舊油、普通抗磨液壓油的粘度行了對比分析,這對于使用這種液壓油的傳動的分析計算和制定相關軍用履帶裝甲車輛的使用規范提供了重要的理論依據
  10. In order to monitor on - line expansion difference during operation for lai cheng power plant in shandong province, this paper not only describes the realization of data acquisition, but also gives curve of rotor thermal stress according to stress caculation. furthermore improve traditional warming process. it can be observed that by means of the on - line system the start - up duration has been decreased for no. 1 unit of lai cheng power plant start up

    並依據萊城電廠機組的實際情況,經過理論計算給出了機組不同溫升率下的曲線,對傳暖機過程行了一定的改,可縮短啟機時間,經萊城電廠1機組大修后冷態啟動檢驗完全符合實測值,證明本在實際運用中具有廣泛的廣價值。
  11. As a result of the heightening of mechanical operation speed and the application of new materials and new structures, the nonlinear dynamic behavior in rotating machines is becoming increasingly outstanding and important. nonlinear dynamic phenomena in rotating machines cant be described, explained and predicted by rotordynamics based on linear system theory. along with the deepening and permeating of nonlinear scientific research, the nonlinear vibration of rotor systems has become an attractive field in recent years. from a point of view to set up the distinct corresponding relations between vibration states and failures of rotating machines, main advances in the research of rotor nonlinear vibration are summarized, and typical nonlinear dynamic phenomena and their forming mechanism are also summed up in the paper. the aim of the paper is to enrich the diagnostic knowledge base of rotating machines. 55refs

    由於機械運轉速度的不斷提高和新型材料、新型結構的廣應用,旋轉機械的非線性動學行為日顯突出和重要.基於線性原理的轉子動學理論與方法難以對實踐中出現的豐富的非線性動學現象作出準確的描述、闡釋和預測.近年來,隨著非線性科學研究的深入和滲透,轉子非線性振動已成為應用學和機械工程領域的研究點之一.從有利於建立旋轉機械振動狀態集與故障集之間的映射關出發,綜述了近年來轉子非線性振動研究的主要展,總結了轉子中出現的典型非線性動現象及其產生機理,目的在於豐富旋轉機械故障診斷知識庫.參55
  12. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、地綜述了國內外生物質解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發量)和c 、 h 、 n元素含量,根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加的tg和dtg實驗,根據實驗數據和阿倫尼烏斯公式建立了生物質解反應動學微分方程,並採用goast - redfem積分法和p函數對其動學參數行了求解,解析出各種生物質的頻率因子和活化能參數,而建立了各種生物質的解動學模型,為科學確定反應器的閃速解工作溫度范圍及解反應動學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳學理論對生物質傳過程及充分解時間理論行了研究,解析導出了不同尺寸生物質顆粒中心溫度達到充分解溫度的時間( t ) ,得出了理論導的充分解時間與最大產油率的解時間相一致的結果,為閃速解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )根據上述實驗結果,綜合運用工程學、工程材料、機械設計學原理,導、建立了轉錐式閃速解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速解反應器的最小錐角設計、錐壁強度設計、生產能設計理論和功率計算方法及臨界轉速理論等。
  13. There are two main categories of torpedo drive systems : electrical and thermal

    魚雷動分為電動兩大類別。
  14. In this paper generic model control is applied to the design of controlling law of the nonlinear power propulsion system, at the work state of constant depth and variable speed, constant speed and variable depth movement of torpedo. then the simulation program of the torpedo thermal power digital simulation system comes forth which can be used for the dynamic simulation of the performance of the process of open - loop constant depth and open - loop constant speed, the process of close - loop constant depth and close - loop constant speed

    本文採用一般模型控制的基本原理,對非線性動行控制律的綜合,設計了魚雷恆深變速、恆速變深控制的閉環控制規律,開發了魚雷數字模擬軟體,對魚雷的典型工況:開環恆深、開環恆速以及閉環恆深、閉環恆速行動態模擬。
  15. The author briefly introduces the present situation of modelling and simulation of the battery and its temperature management system on ev. and discusses the rationale of bond graph and its application in engineering emphasis on the use in the electricity system and the thermodynamic system in detail, and obtains the state equation at last

    詳細探討了鍵合圖理論基礎及其在工程中的應用,並重點深入研究了鍵合圖在電中建模的特點、方法和步驟,包括傳導傳的鍵合圖表示和對流傳的鍵合圖表示,並一步討論了鍵合圖的增廣定向和的數學模型? ?狀態方程的導。
  16. These results would be able to interpret stresses at the welded sections where there are no sensors installed in the evaluation on fatigue damage by using the strain - time history data obtained from the structural health monitoring system

    這些初步成果為利用安裝在橋梁結構健康監測上輸出的應變時程數據,對這類焊接構件點應算和準確合理的疲勞損傷評估提供了理論和計算基礎。
  17. The two - dimensional axisymmetric subsonic - transonic - supersonic flow in an experimental arcjet thruster is simulated numerically using flux vector splitting method. the profiles of density, velocity, temperature, pressure and mach number can be obtained by the computation. the computation grid and some computed results are given here. the test equipment such as power supply system, ignition system, propellant supply system, arcjet thruster, thrust measuring device and vacuum system are introduced briefly. some working phenomena of the arcjet are observed and discussed. three different kinds of instability appeared in the process of the experiments. except some important parameters are measured, it is found that the operating stability of argon is better than that of nitrogen

    對一實驗電弧加式發動機二維軸對稱亞跨超音速流動行了數值模擬,所採用的方法是矢通量分裂演算法.通過計算可以得出密度、速度、溫度、壓和馬赫數的分佈.給出了計算所使用的網格和一些計算結果.簡要介紹了實驗所使用的設備,如電源、點火劑供給、電弧加式發動機、測量裝置和真空.對所觀察到的一些工作現象行了討論.有三種不同的不穩定性出現于實驗過程.除了所測量的一些重要參數,通過實驗發現氬比氮工作更穩定
  18. Depending on the optimized model of thermal torpedo ' s power & propelling system, the method of rotation rate close - circuit control is used in rotation rate controller, which is based on variable structure control for nonlinear systems. finally, the rotation rate controller is designed and passed through the debugging

    針對魚雷的非線性特點,研發出基於非線性變結構控制的轉速控制規律,並成功研製了動控制的核心部件? ?轉速控制器。經模擬和調試驗證,所搭建的測控結構合理、性能完備;轉速控制器滿足使用要求。
  19. The overall modal of test - bed for test & control system is built, based on deeply analysis of thermal torpedo ' s power & propelling system in a overall design view. in the paper, the general building of test & control system, the building of all parts " simulation model ( subsystem or module ), testing software designing and rotation rate control designing are discussed mainly

    本文在對魚雷性能深入研究的基礎上,完成了動測控試驗臺的研製,包括測控總體設計、各模塊模擬模型建立、測試軟體設計及轉速控制器研製等主要內容。
  20. Adding injection on bottom or fore wall of cavity, based on chief injections on upstream, provides worse lean flameholding performance. experiments on the drag of cavity flame holder were conducted by force measurement system

    利用直連式試驗臺測量,對凹腔火焰穩定器的阻特性行了試驗研究,主要對不同噴注方式、不同當量比時的試阻特性行了對比和分析。
分享友人