電熱效率 的英文怎麼說
中文拼音 [diànrèxiàolǜ]
電熱效率
英文
electrothermal efficiency-
Energy efficiency fund in jointly efforts of unido, alton fund and netherlands government 5. distributing cooling, heating and power combined supply system
提高常規發電廠效率技術:研究超聲波乳化燃油節油技術以及燃煤發電廠汽輪機余熱蒸汽中熱能回收技術等。As the microbolometer which is voltage biased express some characters different from other infrared detectors under the effect of electric heat and infrared radiation together, the computing method of parameters, such as responsivity, noise, noise equivalent temperature different ( netd ), noise equivalent power ( nep ), optical gain, detectivity and so on is given in this paper. some of these parameters are particular compared with other detectors, and some have difference between microbolometer and other detectors
由於微測輻射熱計在施加偏置電壓的情況下,電熱效應與紅外輻射的共同作用使它表現出與其他紅外探測器完全不同的一些特徵,文中給出了響應率、噪聲、噪聲等效功率、噪聲等效溫差、光學增益、探測率等參數的計算方法,這些參數中的部分是微測輻射熱計獨有的,或者與其他的紅外探測器的同一參數有所區別。Electric heat tracing system, composed of power distribution / control unit, temperature detecting / controlling part, heat tracer and so on, has characteristics of high tracing efficiency, accurately temperature controlling and convenient installation and maintenance, the energy - economized project, recommended by national energy saving committee, has widely adopted at petroleum processing spots and gained better benefit
摘要電伴熱系統由電源控制配電、溫度檢測控制元件、電伴熱帶等主要組成部分,具有伴熱效率高、溫度控制精確、安裝維護方便等特點,是國家推薦的節能項目,在原油處理站中得到了廣泛的應用並取得良好的效益。High burning heat ratio and low gas consumption. in comparison with traditional electric baker, it saves the power baker plus and power circuit cost, economic and practical
燃燒熱效率高且耗氣量少。與傳統電烤爐相比,可省去電力增容和配電線路等所需支出,經濟實用。The burners of 220 t / h boiler in henan shenhuolv power plant were retrofitted by using the pulverized coal burners with stabilized - firing cavity and cutting down the distance between up - primary air and down - primary air etc. technologies, thus the boiler was successfully converted from originally designed burning high calorific value coal to low calorific value coal, the boiler could operate stably at 50 % load without oil - firing aid and the thermal efficiency of boiler reached 89 %
摘要採用穩燃腔煤粉燃燒器並集中布置上、下一次風等技術對河南神火鋁電廠220t / h鍋爐燃燒器進行改造,成功地將該爐原設計燃用優質煤改燃為普通煤,並取得了改造后50 %負荷可無油穩定運行,鍋爐熱效率達到89 %的良好效果。Induction heater is the main part of the electromagnetic induction heating, it determines the heating efficiency and power distribution. this article designs and analyzes the induction heater and magnetic flux field concentrator
感應器是電磁感應加熱的重要部分,對感應加熱的效率和能量分佈起決定性作用,磁通集中器的設計直接關繫到系統加熱效率。Combined using three kinds of energy, the electricity, light and far infrared ray radiation, the thermal efficiency can reaches above 98 %
電能、光能、遠紅外輻射三能綜合利用,熱效率高達98 %以上。To improve boiler ' s reliability and economy performance, this paper based on the studies of present utility boiler operation and management was mainly focused on the following several aspects : 1. build up efficiency calculation model and discuss the method to optimize the boiler performance for the purpose of raising accuracy of efficiency analysis
本文根據對國內外電站鍋爐運行、管理的現狀及其現有問題的研究,在提高鍋爐運行可靠性和經濟性方面做了以下工作: ( 1 )建立鍋爐效率計算的數學模型,研究熱效率的計算方法,提高其分析的準確性。Carbon fuel cell is much more efficient than hydrogen fuel cell and its product carbon dioxide does not need further purification for commercial use and is easy for sequestration
碳燃料電池的熱效率遠高於氫燃料電池,產物二氧化碳不須進一步純化就可工業應用或隔離存放。The existence and quantity of air leak affects the boiler ' s thermal efficiency greatly. so on - line monitoring and diagnosing for the boiler ' s air leak is an important item of energy - saving potential diagnosis in power station, there is n ' t an effective method to solve this problem and few researches are made on this task at the present time
漏風的存在和漏風量的大小對電站鍋爐熱效率的影響十分明顯,在線確定鍋爐系統各區域的漏風狀況是火力發電機組節能潛力診斷的一項重要內容,但對此目前國內外尚無有效的方法,相關的研究亦十分少見。Thus clean factor has good adaptability to boiler load, coal quality, excess air coefficient, working medium flow, and boiler efficiency etc. the calculated result gained by inputting the data of history database of the object boiler validates the correctness and adaptability to boiler load of clean factor model
基於穩態傳熱的清潔因子灰污監測模型,對鍋爐負荷、燃煤品質、過量空氣系數、各類工質流量、燃煤量和鍋爐熱效率等的波動變化有很好的適應性。以北侖電廠1 #爐歷史庫中數據為輸入數據,驗證了清潔因子模型的正確性和對穩定負荷的適應性。In our country, the quality of coal for utility boiler is low and varying too much, the boiler capacity and efficiency of combustion are reduced by 20 % and 2. 5 % respectively because of slagging
在我國,電站鍋爐燃用煤質較差,且煤質多變,由於結渣而降低出力和熱效率達20和2The immersion electrical heater is chiefly applied in the direct contact mode of fluid heating. it features fast heat exchange and high thermal efficiency. it has the varieties of water heater, oil heater and gas heater. its heating element power density, i. e. the power per unit of heating area of the heating element, is an important parameter of the electrical heating element, which has a direct bearing on the performance and working life. the working out of the value is a highly specialized problem, being under the influence of many factors ( media flow rate, tempt, physical and chemical properties and direction in which the medium flows past the element etc )
浸入式電加熱器主要用於直接對流體接觸加熱的場合,具有熱交換快,熱效率高等特點,分為水用加熱器、油用加熱器、氣體用加熱器,加熱元件的功率密度:即電加熱元件單位發熱面積上的功率,它是電加熱元件極重要的參數,直接影響加熱器的使用性能及使用壽命,它的取值是一個非常專業的問題,受到許多因素的影響(如介質的流速、溫度、物理和化學性質及介質流過加熱元件的方向等等) 。Analysis and comparison on environment and efficiency of the trough and tower solar thermal power generation
槽式和塔式太陽能熱發電的熱效率及環境影響分析與評價Electromagnetic induction heating has many good qualities, such as high speed heating, inner heating and high efficiency, uniform and selective heating. the products have good qualities. electromagnetic induction heating also has the characters of easy to be automatization of control, so it is developing at a high speed in recent years
電磁感應加熱具有加熱速度快、物料內部發熱效率高、加熱均勻,且具有產品質量好、幾乎無環境污染、可控性好及易於實現生產自動化等一系列優點,因此近年來得到了迅速發展。Heat efficiency of power station boiler is an important research subject in which carbon loss is an important parameter to reflect combustion performance of boiler, however, there is no favorable means to estimate it definitely
電站鍋爐熱效率的研究是一個重要的課題。其中,機械未完全燃燒熱損失是反映鍋爐燃燒工況好壞的一個重要指標,目前卻缺乏非常有利的工具和手段來明確判斷。Characters including : fuel atomization device replaced by gas sprayer, gas supply controlled by gas flux valve ; separate fuel supply from combustion - supporting air, regulate air supply through changing the electioneering voltage to make the fully burning and improve efficiency and reduce fuel consume ; arts and crafts are simple, the modification of the oil heater ' s configuration is little and the heating power is not below the oil heater ' s level ; because of falling the voltage of electioneering, greatly descend the noise of the sample machine compared with the original
其特點是:以燃氣噴頭替代原機燃油霧化裝置;以燃氣流量控制閥控制燃氣的供給;燃氣的供給與助燃空氣的供給相分離;通過改變主電機的電壓,調整空氣的供給量,使燃燒更加充分完全,並進一步提高了熱效率,降低了燃料消耗;工藝簡單,對原機型改動較小;樣機的加熱功率不小於原機型水平;此外,由於主電機電壓的降低,使樣機的整機噪聲比原機大大下降。A electric resistance furnace, improves the thermal efficiency of the melting process
這種電阻式熔爐提高了熔化過程中的熱效率。Abstract : it is pointed out that selecting rational reductants and silica, adopting appropriate technological parameter, proper proportions of reductants and sizes, strengthening smelting operation are the ways to increase fesi production, quality and heat efficiency, and to reduce electricity consumption
文摘:選擇合理的還原劑和硅石,採用合適的電爐參數並通過還原劑品種、粒度的合理搭配和加強冶煉操作是提高75硅鐵產量、質量及熱效率,降低電耗的方向。Evaporative cooling can keep a low and uniform wall temperature. it can reduce the volume, the weight of the electrical equipments. meanwhile, it is safe and reliable even in short - time emergency overloads, so this cooling method really shows great promise on the application of large electrical equipment
採用此種冷卻方式的大型變壓器等電氣設備換熱效率高、能耗少;發熱表面溫度均勻;結構緊湊、製造所需材料減少、製造成本下降;壽命延長;重量減輕、體積減小;安全可靠。分享友人