熱力指標 的英文怎麼說
中文拼音 [rèlìzhǐbiāo]
熱力指標
英文
thermal parameter-
This paper is an analysis of the agriculture - dominated yuanmou county characterized by mountainous, tropical and droughty agriculture from the perspective of approaches of developing specialty agriculture in sw china inhabited by minority ethnic groups and against the background of county agriculture development in the rest of yunnan and even the rest of the whole country. in the paper a variety of approaches are employed, such as demonstration, contrast and statistics, no to mention the introduction of reference index system of economic competitive power for the purposes of contract, analysis and assessment
本文從西部邊疆少數民族地區如何發展特色縣域經濟的視角出發,以全國和雲南省的縣域經濟為研究背景,選擇了雲南元謀這個具有農業主導縣特徵、山區縣特徵和獨特「乾熱資源」有特色產業的縣作為研究對象,以實證、對比等統計方法作為研究手段,並以中國縣域經濟競爭力評價指標體系的指標作為參照指標,進行對比、分析和評價。Firstly, the disadvantage on the current method of the generating electric power index making known to thermoelectric power plant from electric power administration is analyzed and discussed in the paper
首先,本文對當前電力管理部門向熱電廠下達發電指標的方法以及由此所帶來的不利影響進行了分析和探討。The paper begins with the reclaiming and using of the remaining heat during the process of yielding the oil and in the electricity plant to study the application of heat pump ' s technology in the oil field and electricity plant. this paper introduces the development and classification of the heat pump, the elementary principle, evaluable target and the p - h chart of the mechanism compressive heat pump ; it points out the necessity to design the computer program of refrigeration medium ' s thermal character, offers the elementary equation, calculating formula, calculating method and the program frame to calculate the refrigeration medium ' s thermal character
本文介紹了熱泵的發展、分類,機械壓縮式熱泵的基本原理、評價指標及常用的p - h圖;指出了設計製冷劑的熱力性質計算機程序的必要性,給出計算製冷劑熱力性質的基本方程、計算公式、計算方法及程序框圖,編制了9種常用製冷劑性能參數計算程序,可直接用於熱泵系統cop及per值的計算。In addition this text puts forward one ' s own opinion on matrix equation according to theory of exergy analysis on thermaldynamic system of steam power plant
同時本文依據火力發電廠熱力系統的實際運行狀況,對高壓加熱器停運后全廠熱經濟指標進行了分析。Based on the investigation of the average heat load during heating period and non - heating period, the paper conducts the distribution of heat load, thermodynamical calculation and economic index calculation for the union operation of various heating units
根據調查採暖期和非採暖期的平均熱負荷,對不同類型的供熱機組聯合運行進行了熱負荷的分配、熱力計算及經濟指標的計算。From 1996 to 1998, as a project manager, i finished the studies on simple constructed venturi water film scrubber desulphurization technology and equipment for small and medium _ sized coal _ fired power plant. such studies are one of the projects required to rack one ' s brain with emphasis by ministry of science and technology in " ninth _ five _ year " plan. on the basis of the aboved researches, being entrusted with jiangxi provencial electric power bureau and guizhou provincial electric power bureau, we conducted the engineering feasible researches and preliminary design for nanchang power power plant and guixi power plant in jiangxi province, guiyang power plant in guizhou province, yongji power plant and taiyuan thermal power plant no. 2 in shanxi province to use venturi water film scrubber simple constructed desulphurization technology. the major technical targets of above consultation are around 70 % of desulphurization rate and improved dust removal efficiencies comparing with original efficiencies. the key features of this new technology are advanced and practical, low in investment cost, small in land occupied, suit for renovating the existing power plant and suited to chinese conditions
1998年完成了"九.五"國家科技攻關項目< >的開發工作.在此基礎上,受貴州省電力局,江西省電力局,山西省電力局的委託,分別對貴陽發電廠,南昌發電廠,貴溪發電廠,永濟發電廠,太原第二熱電廠等進行了簡易脫硫技術的工程可行性研究以及初步設計等.上述咨詢內容中的主要技術指標是脫硫效率達到70 %左右,並可提高原除塵器的除塵效率.有投資低,佔地面積小,適合老廠改造,技術先進實用等特點Heat stress index and evaluation for extreme heat environment
極端熱環境熱應力研究指標及評價Based on these, the 200mw turbine unit of panxian thermal power plant is selected, and the key problems are analyzed, such as, selection of cool medium, flow path of medium, thermal stress during fast cooling etc. the cfd software is adopted, and the maximal thermal stress, the optimum cooling model and system, and the autocontrol scheme during fast cooling, are gotten. in the end, the results are applied in the site. the optimum cooling model and system, and the autocontrol scheme would be provided reference as the other similar units
於此,本文以盤縣發電廠200mw汽輪機為研究對象,對發電廠汽輪機組空氣冷卻裝置及系統現狀深入分析基礎上,應用cfd軟體數值模擬了不同工況時汽輪機缸壁溫度變化情況,對200mw汽輪機快冷過程中控制指標進行分析,優化機組的快速冷卻過程,合理快冷設備、系統,優化控制曲線,分析最大熱應力值及最佳冷卻方式選擇,同時,對現有盤縣發電廠汽輪機組快速冷卻系統進行優化改進,並進行了實驗與實施。The vary of the parameter of the steam ). the software provide function of " alert " if some parameters exceed the range of permission, and this may urge the operator to adjust operation condition and put right. meanwhile, this may promise the units under the conditions of optimization, and achieve lower net coal consumption rate of thermal power plant and higher generation efficiency
同時,這套系統可以在線分析熱力系統的各小指標如主蒸汽參數、抽汽參數和排汽參數在偏離目標值時所引起的煤耗額外增加值,對于偏離目標值超過允許范圍時的參數提出報警,以提醒運行人員調整運行,糾正偏差,使各參數都運行在最佳狀態,從而降低煤耗,提高機組的運行效率。This paper analyses current situation of chp and situation of development, use evaluating energy utilization - - based on electricity comparing with state calculated method - - based on heat, calculates the operating data of baotou second thermal power plant heat supply system , extends the study of heat supply performance to heat net and heat consumer, synthetically analyses heat load characteristic 、 pipe net property and heat supply distance witch effect heat supply cost. the paper studies the thermal power performance of thermal power plant total energy system, discuss heat supply cost which effect the development of chp
本文對熱電聯產的現狀及發展情況進行分析,採用能源利用系統性能評價指標體系及其評價指標? ?電量法與國家目前採用的法定計量方法? ?熱量法進行比較,通過對內蒙古包頭第二熱電廠供熱熱源系統及供熱熱網系統的熱電聯產運行數據進行分析計算,將供熱過程的熱力性能研究延伸至熱網和熱用戶,分析用戶終端的能源利用情況,針對內蒙古地區主力機組和地區條件,綜合分析了熱負荷特性、管網性能及供熱距離對供熱成本的影響,研究了熱電廠總能系統的熱力性能,對困擾熱電聯產的供熱成本進行了探討。According to the requirements of propeller aerocraft model test in wind tunnel, specifications of the driven motor is presented by aerodynamic analysis, and a short - term operated high power density three - phase induction motor is developed with reasonably designing the motor, such as electromagnetism load, heat checkout and high - efficiency heat exchanger
摘要針對螺旋槳飛機模型帶動力風洞實驗要求,通過氣動性能分析提出驅動電機的技術指標,在滿足結構約束的條件下,通過合理設計電機的電磁負荷、校核發熱、採用高效冷卻裝置等,研製出短時工作制高功率密度三相異步電機。Thermal stability the property of a lubricant which indicates its ability to resist cracking and decomposition on prolonged exposure to elevated temperatures
熱穩定性表明潤滑油在長期高溫環境中抵抗裂化和分解能力的指標。Contents of re have an effect on the tensile mechanical properties at high temperature to some degree. proper amount of re can improve b & 0. 2 apparently and 5 a little, because re can form compounds of good thermal stability with magnesium, which can be effectively strengthened by heat treatment
試樣中稀土的含量影響試樣的力學性能指標_ b (抗拉強度) 、 _ ( 0 . 2 )和延伸率:適量的稀土可顯著提高_ b 、 _ ( 0 . 2 ) ,並一定程度上提高其延伸率,這是因為稀土與鎂可形成本身熱穩定性非常好的化合物,並且可時效強化。This study dealt with the identification and evaluation of 8 maize populations from tropical and subtropical regions under the ecological conditions in zhengzhou, henan. results showed that the significant delaying days to shed and days to silk, discoordinating for the development of male and female, higher plant and ear height, more leaf numbers, high barreness, worse performance of ear traits compared with the ck ( temperate population ) were found, which showed the tropical and subtropical populations could not be utilized directly under the ecological conditions in zhengzhou. by using selection and improvement the tropical and subtropical populations can be used to broaden the genetic base of temperate maize breeding, beause of the greater genetic variation and higher selection potential within each population. the different performances of the sensitivity to photoperiod were observed among different tropical and subtropical populations and different traits. the asi, time to silk, ear height, leaf numbers, grain yield per ear could be used as the good evaluation traits for identifying the sensitivity to photoperiod
對8個熱帶、亞熱帶玉米群體在鄭州生態條件下的表現進行鑒定和評價,結果表明,熱帶、亞熱帶群體散粉、吐絲期顯著延遲,雌雄不協調,植株和穗位高、葉片數增多、空稈率高,結實性差,果穗性狀均明顯劣於溫帶對照,在鄭州生態條件下不能直接利用,但是群體內具有較大的遺傳變異和選擇潛力,可以用來拓寬現有玉米種質的遺傳基礎;不同熱帶、亞熱帶群體的光周期敏感性不同;不同性狀對光周期反應的敏感程度不同, asi 、吐絲期、穗位高、葉片數、穗粒重可作為鑒定光周期敏感性的較好指標4. the inspection standard has been appraised. the air stagnation parameter and water stagnation parameter are enough to evaluate the quality of evacuated solar tube and the heat loss co - efficiency can be cancelled
用空曬性能參數和悶曬性能參數來評價太陽能真空集熱管的好壞即可,取消平均熱損系數指標,空曬性能參數反映高溫能力,悶曬性能參數反映正常工作時的升溫能力。Some economic characteristic indices, such as the marginal condition for enterprise ' s profit maximization, and substitution property of different comodities etc. under certain market environment, can be analysed by using the said model
按照經濟分析的要求,利用數學求導的鏈式法則,建立了描述熱力系統生產特性的熱經濟學模型,可分析在特定市場環境下企業利潤最大化的邊際條件、產品替代特性等經濟性能指標。Adopts domestic advanced technology, imported transistor and heat emitting chip, has high reliability, stability and performance. improved the products working ability in bad condition, can be compared with imported ones
產品採用國內先進工藝,進口晶體管和良好的散熱片,保證了產品的可靠性和穩定性,提高了產品性能指標,增強在惡劣環境下工作的能力,並與進口產品相併論。Based on the analysis of the tangshan xinqu and qian an and gangyao thermoelectric power units, a model of real - time ordering power by heat on combined heat and power based on working chart is erected, a method of related generating electric power appraisement is set up, and the software of ordering power by heat on combined heat and power system is developed. based on delphi language and sql server database, the structure and functions of ordering power by heat on combined heat and power system are discussed, and a method of data processing is also put forward. the function of data storage and past data query and account report forms is achieved
為解決此問題,本文以唐山新區熱電廠、遷安熱電廠、缸窯熱電廠的供熱機組為例,根據其機組工況圖建立機組「以熱定電「運行的數學模型,並編制了相應的軟體文中介紹了基於delphi語言與sqlserver數據庫的軟體結構功能與特點,軟體可實時給出各參數和熱電聯產以熱定電考核曲線,能夠實現數據存儲、歷史數據查詢、統計報表等多種功能,這對于電力管理部門合理地為熱電廠下達發電指標,加強和完善對熱電聯產企業的管理,提供了理論依據和技術支持。In this paper, 4 types of vegetation ( broad - leaved, masson pine, chinese fir and phyllostachy pubescens ), which are widely distributed in subtropical area of southern china, were selected to investigate cotent and spatia - temporal, characteristic of wsoc. two kinds of bamboo { phyllostachy pubescens and phyllostachys praecox ) were used to test the effects of intensive management on soil loc
本文採用野外調研和定位試驗相結合的方法,比較研究了亞熱帶具代表性的常綠闊葉林、馬尾松林、杉木林和毛竹林四種森林類型土壤活性有機碳的含量、空間變異、年動態變化規律及其與土壤其他肥力指標的關系。The emphasis and novelty of this research is to develop a scientific, quantified criterion based on the web hot - working die material selection and application expert system accordance to the invalidation resistance index system to break through the traditional material selection according to experience. the research is based on the results of the national machine industry technique and combing the die applications and intense experience of expert, network techniques, system engineering etc. knowledge. hammer forge dies, pressing forge dies, casting dies or extrusion dies of high melting point metal al, mg, cu and their alloys are largely used
本研製工作的主要工作重點和新穎之處,是在國家機械工業技術發展基金委員會研究成果的基礎上,結合國內外模具行業專家經驗與專著以及作者在模具應用強化等方面的經驗和在專家系統、網路技術、系統工程等方面的知識,力圖打破行業長期按經驗選材的傳統做法嘗試研製出一個以「失效抗力指標體系」思路為依據的科學化、判據量值化的「基於網路的熱作模具材料選擇和應用專家系統」 。分享友人