熱導計電導計 的英文怎麼說
中文拼音 [rèdǎojìdiàndǎojì]
熱導計電導計
英文
conductometer-
Detection : carbon - sulfur analyzer, oxygen analyzer, glazing machine, rockwell ( vickers ) hardometer, profile projector, surfagauge, scan electron microscope, laser conductometer, magna - check, universal measuring instrument, metallograph and image analysis system, abrasion tester, universal test machine and other advanced analysis and detection equipment and instruments
檢測類：碳硫分析儀、氧分析儀、試驗室用拋光機、洛（維）氏硬度計、輪廊投影儀、表面粗糙度測量儀、掃描電鏡、激光熱導儀、磁力探傷機、萬能測量儀、金相顯微鏡及圖像分析系統、磨損試驗機、萬能試驗機及其它的先進的分析檢測設備和儀器等產品類。There are the production lines established of intermediate - frequency melting, silicasol shuck, precision casting and metal ceramic, and 250 universal devices suck asvacuum melting electric furnaces, high - temperature and intermediate - temperature heat treatment electric furnaces, digitai - control lathes, milling and drilling machines, coreless millers, spherical surface millers, standing milling machines and so on, lt has established the central measuring roomm physicallab, chemical lab, metallic phase lab, crack detection test lab, seat ring lab, rocker lab and ducgt trestle lab, our esported gas engine valve seat to america was rewarded the second prize in terms of sichuan high - quality product
建有中頻熔煉真空熔煉硅膠溶模精密鑄造粉末冶金生產線。有中頻電爐真空熔練電爐高中溫熱處理電爐數控車床鉆銑床無芯磨外園磨立磨等通用設備250臺套。有中心計量室物理化學金相探傷檢測及座圈搖臂導管臺架實驗室。Analysis for magnetic field of srm is very complicated since the flux waveforms in different parts of the motor vary with motor phase, stator pole and rotor number, also with the winding connections, etc, which results in the srm losses, especially iron loss calculation difficult. the temperature analysis due to the losses has become a study hot spot
Sr電機鐵心的磁通波形不僅與電機的相數有關，還與定、轉子齒極數、定子繞組連接方式等密切相關，從而使得sr電機磁場分析很復雜，復雜的磁通密度波形導致電機損耗特別是鐵損的計算非常困難。電機的損耗又會引起電機的溫升，因此高性能的sr電機的熱分析也成為目前的研究熱點。The characteristics of temperature distribution in vertical and horizontal directions and the conductance distribution in horizontal direction in an earth dam were analyzed, and the locations, distribution characteristics, ranges, and leakage rate of main leakage passages of the dam were calculated by use of the virtual heat - source method presented in this paper, the result of study provides a scientific basis for dam leakage control
分析某貯灰場土壩垂向和水平溫度分佈特徵、電導水平分佈特徵，並利用滲漏探測虛擬熱源法模型，計算出該土壩的集中滲漏通道的空間位置、展布特點、范圍大小和滲漏強度，為堤壩滲漏治理提供科學依據。Bi - sonic technology corporation was founded in 1979 as a develop manufacturer with more than 20 years experience in producing high quality cooling fans that solve the heating problems of computers, machines, power supplies, ventilation and many more of technical users
廣東百瑞電子有限公司是成立於1979年的?瑞科技股份有限公司在大陸的全資工廠，是一家已擁有20多年經驗豐富的製造商，生產高品質散熱風扇、解決計算機、電器機械、電源供應器、空調和技術用途之導熱問題。Through the research of crosslinking of matrix resin, heating treatment of composite and mixing of different polymer, we draw some conclusions : 1 、 percolation theory can explain the phenomenon of the jump of resistance when the content of cb reach a critical volume ; 2 、 based on ohm conduct theory, abounded to the percolation the wbibull statistical theory and other theory, an adapted theory was obtained to explain the jump of resistance and the other phenomenon ; 3 、 the ntc phenomenon was eliminated by crosslinking the matrix of conductive composite, at the same time the stability of composite was improved
通過對基體樹脂的交聯、復合材料的熱處理、聚合物共混物的研究得出了如下的結論： 1 、滲濾理論能夠很好的解釋導電粒子含量達到某一值時電導率劇增的問題； 2 、在歐姆導電模型的基礎上，綜合應用了weibull統計理論模型，結合原來的體積膨脹等理論，成功的解釋了ptc復合材料在基體材料熔點附近的跳變問題、 ntc現象以及熱循環穩定性等問題； 3 、有機ptc導電復合材料經硅烷交聯以後能夠消除ntc現象，改善了導電復合材料的穩定性能。The analysis of the weak signal circuit, amplifying circuit of the signal and power circuit in the thermal conductivity detector has been done, and the characteristic of the circuits with the rhenium tungsten filament is designed
針對氣相色譜熱導檢測器的弱信號失真和電源不穩定問題，研究與設計熱導檢測器的弱信號測量電路、信號放大電路以及電源電路。Recent years, the using of piezoelectric sensors becomes a focus in novel biosensors research. the basic principle is that the characters of its oscillation are highly responded with the changes of the surface mass adsorption, or the physic characters in the reaction system including density, viscosity, conductivity and so on. a piezoelectric biosensor with a nanogram sensitivity could be constructed through a reasonable biological processing and structure designing to the piezoelectric quartz crystal
近年來，壓電傳感器檢測技術逐漸成為生物分析中的研究熱點，其基本原理是利用石英晶體振蕩特性對石英晶體表面質量負載（質量效應）和反應體系物理性狀如密度、粘度、電導率（非質量效應）等的改變具有高度敏感的特性，通過對石英晶體進行適當的生物學處理和結構設計，構建出具有具有ng級檢測能力的生物傳感器。In conclusion, the application of wilson equation to the calculation of thermodynamic properties of al - based liquid alloys succeeds and a foundation for the theoretical analysis of both the electrolysis and electrorefming of aluminum metallurgy and the development and calculation of process design of al - based alloys is provided
Wilson方程在鋁基液態合金熱力學性質計算中的應用取得了成功，為鋁冶金的熔鹽電解和原鋁凈化以及鋁基合金的研究開發和工藝設計計算提供了理論分析依據和指導。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制，以控制沉積過程，減少金剛石膜生長過程中的缺陷，並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程；利用微波對材料的選擇加熱特性，通過構造等效方程，並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中，建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型，為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備，並對基片加熱材料進行了設計和優選，以獲取大面積均勻的溫度場區，甚至獲得大於基片臺尺寸的均勻溫度區；作為研究重點之一，開展了微波等離體化學氣相沉積金剛石的成核與生長研究，系統地研究了在（ 100 ）單晶硅基片上mpcvd沉積金剛石膜的實驗過程中，基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響，分別用raman光譜、 x射線衍射（ xrd ） 、掃描電鏡（ sem ） 、紅外透射光譜（ ir ） 、原子力顯微鏡（ afm ）對薄膜進行了表徵，確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。Chart industries leads all other manufacturers in the number of cryogenic piping systems engineered, fabricated, and installed in the u. s. we combine real world experience with computer analysis to develop a system with the desired flow rate, pressure drop, phase quality, and the best balance between performance and economy
查特公司領導著全球其他製造商，從事真空絕熱管道的設計製造和安裝。我們結合實際經驗和先進的電腦技術進行系統設計，提供合理的流量壓降液相質量，及最佳的性能-成本比。Developing instrument industry chidz has formed intellectual instruments industry, which focus on home application intelligent instruments ( water, electricity, steam and heat ), different kinds of flow meters ( liquid meters ), weighing apparatus, automation control system and nonmetallic material examination instrumentation, depending on several scienic and technological small and medium - sized enterprises
依託十幾家科技型中小企業，初步形成了以民用智能化儀表（水、電、氣、熱） 、流量計（液位計） 、衡器、自動化控制系統和非金屬材料檢驗檢測儀器為主導產品的智能化儀器儀表產業。The last effort in this paper is concentrated on the readout circuitry of microbolometer arrays, which is connected to the detector array on chip to form a monolithic chip, and the non - uniformity correction
這一模擬軟體對微測輻射熱計的設計研製具有指導意義。研究了微測輻射熱計陣列讀出電路並進行了非均勻性校正。This original presents the universal insulation materials and the general testing and evaluating method for pipelines " insulation of the thermodynamics power generating plant ; performs the insulation testing and evaluating of the high temperature steam pipelines of longfeng heat and power plant ; takes composite structural research on the high temperature steam pipelines, and establishes the relevant optimizing physical and mathematical model of the insulation layer, confirms the constraint and boundary condition, carries on optimizing design for the thickness of insulating layer ; in order to more systematically analyzing the present situation of insulation of the installation and pipelines of longfeng heat and power plant, develops a suit of software namely " the information associated decisive system for the insulation project ", taking advantage of this software can achieve. the design, evaluation and direction to building for the insulation project, examine the criterion of design and building, the perform ance and manufacture data of different insulation material, which is convenient to the selection of insulation material
在進行保溫結構優化的過程中，主要是針對高溫蒸汽管道進行復合結構研究，並建立相應的物理及數學模型，找出其約束條件和邊界條件。同時為了更加系統地對龍鳳熱電廠設備及管道的保溫現狀進行分析，開發了一套「絕熱工程信息決策系統」軟體，利用該軟體可以實現絕熱工程的設計、評估及施工指導，並可以查閱設計及施工標準、各種絕熱材料性能和生產廠家的資料，便於絕熱材料的選擇。該套軟體的設計填補了國內空白，避免了絕熱工程改造、設計及施工過程中的無序現象，規范了絕熟工程市場，從而為我國絕熱工程的選材、設計、施工及管理提供科學依據。Secondly, the following two subjects are discussed according to the calculation of short - circuit current : ( l ) to verify the dynamic stability condition of wires by using simulated annealing algorithm ( sa ), the paper calculates the maximum value of rectangle wires " short - circuit electrodynamic stress and gets the conditions of their having the maximum value. furthermore, some concerned data about the verifying of copper wires are given by analysing vibration spectrum of the electrodynamic stress ; ( 2 ) in order to get the heat withstand conditions of wires, the paper discusses some common calculation methods, and then tries to study the problem applying artificial neural network ( ann ) based on heat principle of metals. the model is shown to be feasible
其次，在電路中短路電流計算的基礎上， （ 1 ）進行母線的短路動穩定校驗計算：採用模擬退火演算法（ sa演算法）計算了矩形母線短路電動力的最大值及其取極值的條件，獲得了更為一般的結果，進而通過短路電動力的頻譜分析，給出了銅質母線的有關短路校驗計算數據； （ 2 ）進行母線的短路熱穩定校驗計算：討論了熱穩定校校的幾種常用計算方法，從導體或電器的發熱機理出發，運用人工神經網路理論對母線的熱穩定問題進行計算，通過算例比較，證明該方法用於熱穩定計算是可行的。Increasing scale of integration and consumption of power has led to the significant increase in power densities encountered in modern electronic equipment. if we do not pay attention to the thermal management of electronic equipment, the large amount of heat generated by the electronic device would not be under the control. especially in some atrocious surroundings, some devices " working temperature would exceed the rated temperature limit and lead to deteriorate the system stabilization or even make the hole system disabled
現代電子設備的集成度不斷提高、功耗不斷加大，使得熱流密度急劇上升，如果我們在設計階段不注重電子設備的散熱設計，那麼元件所產生的熱流將得不到有效控制，特別是在工作環境比較惡劣或電子設備比較復雜的情況下某些元件的工作溫度就有可能上升到導致整個電子系統的工作不穩定乃至失效。By the numerical results basic physical processes of electrode erosion are investigated, the relations between eroded volume of electrodes and some characteristic parameters of electrode materials such as heat conductance, specific heat, melting point, boiling point and so on were obtained, and erosion - resistant capabilities of copper, tungsten and aluminum were compared
通過計算研究了電極燒蝕過程的基本物理圖象，得到了電極材料燒蝕量與材料熱導率、比熱、熔點、沸點等特性參數的關系，並比較了銅、鎢、鋁三種電極材料的耐燒蝕能力。In this paper, firstly, monolithic materials cosb3 and bi2te3 were prepared by sparkle plasma sintering ( sps ) respectively, and at the same time the microstructure of cosb3 and bi2te3 were studied by sem ; the seebeck coefficients and electrical conductivities of monolithic materials were measured by standard - four - probe method ( ulvac zem - 700 ) in a he atmosphere simultaneously, and their thermal conductivities were investigated by laser flash method ( tc - 7000 ) in vacuum. secondly, the junction temperature of graded bi2te3 / cosb3 thermoelectric materials was optimized based on the thermoelectric transport properties of monolithic materials, also when graded materials were used in the temperature difference ranging from 300k to 800k, the length ratio of monolithic materials cosb3 and bi2te3 were optimized in theory. thirdly, graded bi2te3 / cosb3 thermoelectric materials were prepared by two - step sps sintering, and the relationship between its average seebeck coefficients and temperature were calculated by theory mo del
均質材料cosb _ 3和bi _ 2te _ 3的電導率和seebeck系數採用標準四端子法于he氣氛下在zem - 1上同時進行測量；熱導率採用激光微擾法（ tc - 7000 ）于真空狀態下進行測量；其次，在對均質材料cosb _ 3和bi _ 2te _ 3熱電傳輸特性研究的基礎上，對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的界面溫度進行了優化；為了使結構梯度bi _ 2te _ 3 cosb _ 3熱電材料在300k至800k的溫度范圍內具有最佳的熱電性能，本研究同時對梯度結構熱電材料當中均質材料cosb _ 3和bi _ 2te _ 3材料的長度進行了優化設計；第三，通過兩步放電等離子燒結的方法制備出了結構梯度bi _ 2te _ 3 cosb _ 3熱電材料；採用理論計算的方法研究了梯度結構熱電材料平均seebeck系數和溫度的關系；同時為了驗證設計的結果，本論文對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的開路輸出電壓和熱端溫度之間的關系及梯度材料在300k至800k的溫度范圍內使用時的功率輸出進行了相應的研究。Pristine materials evidently ca n ' t meet such requirements. it has been demonstrated that preparations of hybrid and nanoscale materials are effective ways to improve material properties, the field of which are becoming one of hot research in organic photoconductive materials at present. new phenomena and new effects can also be derived from these hybrid and nanoscale organic photoconductive materials, which can help to illuminate photocarrier generation mechanism of organic photoconductive materials
大量研究結果表明，復合化和低維化是提高材料基本性能的有效途徑，因此通過有機光電導材料復合化與低維化的研究，以滿足上述要求，就成為當前國際上有機光電材料科學研究的前沿與熱點之一，同時有機光電導材料的復合化和低維化的研究必將有助於發現許多新現象和新效應，有助於闡明有機材料的光電導機理，建立完善的有機光電導理論，為高性能有機光電導材料的設計提供理論基礎。Nuclear design should make boiling water reactor power plant meet the safety criteria such as criteria for safety shutdown, after - heat removal and radioactive inclusive
核設計應使沸水堆核電站滿足安全停堆準則、余熱導出準則、放射性包容準則等安全準則。分享友人