熱力設計 的英文怎麼說
中文拼音 [rèlìshèjì]
熱力設計
英文
thermal design- 力 : 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...
- 設 : Ⅰ動詞1 (設立; 布置) set up; establish; found 2 (籌劃) work out : 設計陷害 plot a frame up; fr...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 熱力 : [機械工程] heating power
- 設計 : devise; project; plan; design; excogitation; layout; layout work; styling
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Abstract : apply computer simulation to the distribution pattern of air - flow without considering the cold condition of the combustion and compare the flow patterns under different designed circumstances. and the effect of the design of the partition in the air way of the burner on the flow and mixture of gas and air is especially studied. the result shows that the design of partition plays a very important role in strengthening the mixture of gas and air, but increases the loss of the resistance in the air way and the total pressure of the air way in same working conditions needs increasing
文摘:應用計算機模擬的方法,在不考慮燃燒的冷態情況下,研究了熱風爐燃燒室內的氣流分佈規律.在此基礎上,比較了2種不同設計方案的氣流流動特徵,尤其是研究了燃燒器空氣通道內阻流板的設置與否對空氣和煤氣的流動和混合的影響.結果表明,阻流板的設計對加強空氣和煤氣的混合有著極為重要的作用,同時也增加了空氣管道的阻力損失,在同樣的工況條件下需要提高管道系統的總壓力In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。Engineering consu - etation of deiegn for coal - fired power dlant, especial in the fields of thermal system, mechanical equipment selection and the lagout and erection of the tquipment and piping in dower plant
火力發電廠工程設計咨詢、熱機工藝系統擬定及其計算、熱力設備選型選擇、系統及設備的布置和安裝設計。This paper made the process algorithm of condenser and closed - type heater which are two important equipment in power station. this paper also raised a design method of graphic modeling system
本文建立了兩個重要的電廠熱力設備? ?凝汽器和面式加熱器的過程演算法;還提出了一個圖形建模系統的設計方案。After researching the part thermal equipments and systems include heaters, steam leakage and receiving systems, low pressure drain system etc, and computing the efficiency of the systems, find out the better choice of the imported assemblies than the domestic assemblies in parameter and the disfigurements in design and making. based on the above, point out the measure to progress them. according to the analysis, we can get some measures to increase the economical level of the systems and save more energy
對局部熱力設備及熱力系統進行分析研究,包括:加熱器設備、漏汽及回收系統、低加疏水系統、主、再熱蒸汽系統以及凝汽器等部位;並計算汽輪機本體高、中、低壓缸效率,藉此著重對汽輪機通流部分進行了剖析,找出國外進口機組動、靜葉柵、葉型的選擇比國產機組先進性以及國產機組在通流部分設計和製造中的諸多缺陷,並且指出了改進的方向,為機組提高熱經濟性、節能降耗奠定了理論基礎。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、系統地綜述了國內外生物質熱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(發熱量)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;為閃速熱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熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的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熱解反應動力學微分方程,並採用goast - redfem積分法和p函數對其動力學參數進行了求解,解析出各種生物質的頻率因子和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述,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熱解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進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 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱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,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。Presently, in the design of the ventilation and heat dispersion of the cabin, only necessary wind quantity is considered simply, while detailed mode and efficiency of the ventilation and heat dispersion are not considered too. so maybe the resource is wasted by the equipment, while noise is increased and stealth ability is decreased
目前,在機組艙通風散熱的設計中,只是簡單地考慮了散熱所需的風量,而沒有考慮通風散熱的具體方式和效率,這不但造成了整個裝備對資源的浪費,同時還增加了機組艙的噪聲和降低了機組艙的隱身能力。A numerical model has been established which is suitable to cefr steady state and transient simulation. in these cases, a lot of calculation data have been accumulated during the analysis, including pro - process macro file named grid. mac, process control macro file named cal _ control. mac, and post - process fortran file named posdat. f. these data and files are very useful to thermal - hydraulical analysis of cefr and prototype pool - type lmfbr thermal design in the future
建立了一套適合快堆穩態和瞬態模擬的數值模型,積累了大量的計算數據,對整個計算過程作了整理,編制了前處理宏文件grid . mac ,過程數據控制文件cal _ contral . mac和后處理文件posdat . f ,對目前快堆堆內過程的熱工水力分析和今後原型快堆的熱工設計都有非常重要的意義和借鑒價值。The thought of the discrete design was applied on the design and check of multiple steam heating pipe net with one heat resource
同時本文把管段離散化設計思想應用於單熱源多用戶的蒸汽供熱管網的熱力設計計算和校核計算中。Based on thermodynamic calculation and experiments of infrared transmittance of smoke screening, formulas are designed in this text
在熱力學計算和煙幕紅外透過率測試的基礎上,進行配方設計。The influence of fouling on the thermodynamic performance of shell heat exchanger and its design calculation is analyzed, and the choice of estimation method of fouling heat resistance and fluid flow mode is discussed
摘要分析了污垢對管殼式換熱器的熱動力性能及換熱器設計計算的影響,討論了污垢熱阻估算方法和流體流動方式的選擇。Standard test method for obtaining hydrostatic design basis for thermoplastic pipe materials or pressure design basis for thermoplastic pipe products
獲得熱塑性管道材料靜水壓設計基數和熱塑管道製品壓力設計基數的標準試驗方法The following results are achieved : ( 1 ) in accordance with the empirical electron theory of solids and molecules, considering the number of covalent bond pairs on the strongest bond in a segregation structure na, the elements for matrix - strengthening can be chosen. ( 2 ) on the basis of the available phase - equilibrium thermodynamics calculation of alloy system and phase diagrams, which have been worked out, the contents of alloy elements can be identified with reference to the types, quantity and phase - transformation of carbides. ( 3 ) both the values relating to toughness ( including bending strength, yield strength, impact value of unnotched samples ) and hardness of new dm9 die steel are higher than those of crl2mov die steel
結果得出: ( 1 )根據固體與分子經驗電子理論,利用偏聚結構單元的最強共價鍵上的共用電子對數n _ a ,可以選擇工模具鋼基體相的強化元素; ( 2 )根據合金系相平衡熱力學計算及已有的相圖,可以碳化物類型、數量及其相變確定合金元素含量; ( 3 )新型dm9鋼在強韌性(抗彎強度、屈服強度、無缺口沖擊值)和硬度方面均高於cr12mov鋼; ( 4 )以dm9鋼與6crw2si 、 7cr2wmovsi ( dm7 ) 、 h13和cr12mov四種模具鋼的實驗比較,進一步驗證了上述冷作模具鋼合金設計方案是合適的。The type of this article is " used for product ". it analyzes surface pollution of metal, hydro capacity and effect to wall piping quantitatively on the base of the rinsing of piping of hydraulic system of precise - rolling machine at the hot sequential rolling plant. by analysis, we confirm the fit flux and pressure when rinsing, design high - ability, high - efficiency, wide - applicability whole set equipment
本論文的成果直接用於生產,以太鋼熱連軋精軋機液壓系統的鋼管清洗為背景,對金屬表面污染進行分析,對液壓鋼管沖洗時流體的性能和其對管道內壁的作用效果進行定量的分析,確定合適的沖洗流量和沖洗壓力,設計製造了能力大、效率高、效果好、適用廣的成套裝置。In this paper, a development of a new type wshp product matching market ' s demand has been carried out and the systemic design and control technologies was achieved
本文力圖設計並開發一種更加適應市場需求的水源熱泵產品,並形成完善的熱泵設計技術和控制技術。The article advanced technology schemes on cooperation of heating and power and cooling of natural gas in one residential area of nanjing, schemes choose three different equipment unit, and fix on design index base on the actual demand of cold and heat and most capability of gas turbine of two scheme, the article analysis on technical and economic performance, comparison of technical and economic performance on different equipment unit and different scheme
摘要針對南京某一居民小區,進行了天然氣熱電冷聯產方案設計,選取了3套熱力設備,並按實際冷熱需求和燃機最大能力兩種設計方法確定了設計指標,進行了技術經濟性能的計算和分析,對比不同熱力設備的技術經濟性能和各方案的優缺點。As the result of the development of steam turbine ' s high parameter and huge capacity, we must pay more attention to the reliability design and safe operation of the equipment. to prolong component life, it is necessary to study the material ' s fatigue damage on life predicting under complex loadings
由於電廠機組正朝著高參數、大容量方向發展,這樣對其熱力設備和部件可靠性設計和安全性運行提出更高的要求,研究在復雜載荷下材料的疲勞損傷對延長部件使用壽命是十分必要的。Standard practice for obtaining hydrostatic or pressure design basis for " fiberglass " glass - fiber - reinforced thermosetting - resin pipe and fittings
獲取玻璃纖維增強熱固樹脂管及配件用靜壓或壓力設計基準的標準實施規程Theoretically, according to the weakness of the traditional pipe ' s computation, on the basis of the numerical modeling, new methods have been forwarded. after discrete the heating pipe, the design of heat preservation was done partially. in comparison with the traditional method, there are many advantages on the economic benefits and costs
在理論上,本文針對傳統管段計算方法的缺點,在數值模擬的基礎上提出了將熱力管道離散后進行分段保溫設計的熱力設計新方法,通過與傳統的設計方法的比較,可以認為新方法在保溫成本和經濟性等方面具有優勢。In this case, the clear target is required to set as seeking and development a on - line software to analysis and solve the economic index for the regeneration system of power plant, therefore, the objective of this dissertation is carried out as : 1. after analysising the thermal equipment of the power plant regeneration system and thermal economic index, the defint method of the thermal economic index and relation between them are concluded, further more, the partial tiny index is to be summarized and analysised
針對這種現狀,本文以開發出一種實時在線分析發電廠回熱系統各項熱經濟指標的軟體為目的,進行了以下的研究: 1 、分析了電廠回熱系統的各熱力設備以及各項熱經濟性指標,總結出各項熱經濟性指標的確定方法以及它們之間的關系,還對一些局部的小指標進行了總結分析。 2 、總結了各種熱力系統計算方法。分享友人