過熱器受熱面 的英文怎麼說
中文拼音 [guòrèqìshòurèmiàn]
過熱器受熱面
英文
superheater surface-
The difference of heated area between tubes is very small, so the thermal deviation mainly results from inhomogeneous endotherm and flux
但由於管子毛間的受熱面積差異很小,過熱器的熱偏差主要由於吸熱不均勻和流量不均勻造成。The article takes a 600mw natural cycle drum boiler ( soot blow using steam ) as investigating object, establishes soot accumulation loss and soot blowing energy loss models for its water cooling wall, superheater, economizer and air preheater respectively, set up instructions for soot blower operating. simulating calculation results are compared with site data to verify usefulness of key models. the article introduced the operation optimizing design of soot blowers of yanzhou no2 power plant based on theoretical research
本文以600mw汽包自然循環鍋爐(蒸汽吹灰)為具體分析對象,分別建立其水冷壁、過熱器、省煤器、空預器的積灰損失和各受熱面吹灰能量損失的模型,建立相應的吹灰器運行規則指導,對設計中的關鍵模型問題,通過模擬計算及與現場數據作比較的方法,驗證其可用程度。Along with the ecological and energy - saving trend of construction development, diangong solar applies light - heat conversion technique to realize the integrated air conditioning system of water heating. heating and refrigerating. it co centralizes large area of solar heat collectors to heat water, uspplying families and units with consistent water supply. in winter, it uses the solar heated water to realize floor heating or fan heating, in summer, the heated water is used to refrigerate by the high - efficiency hot water refrigerating set solely developed by diangong. besides, the systemis equipped with assisting resources to form an integrated air conditioning system, which is efficient, safe, environmental, energy - saving and economic. by it, people can enjoy a natural and healthy life at home
電工太陽能順應生態節能建築發展潮流,以太陽能光熱轉化技術實現熱水/供暖/制準予一體化空調系統工程應用,採用大面積太陽能集熱器採集中高溫熱水,為家庭或單位用記提供全方位熱水供應,在冬季利用太陽能熱水進行地板或風機供暖,解決冬季取暖問題,在夏季利用太陽能熱水,通過電工獨立開發的商效能熱水製冷機組進行製冷,集成太陽能一體化空調系統,系統配備輔助能源,全天候自動運行,高效,安全、環保、節能、經濟,在家中享受陽光自然的舒適健康生活。To reduce the loss due to the fouling of the heat exchanger surface and improve the economic efficiency of the boiler, we must judge the soot deposition level exactly and reliably, then we can schedule the soot blowers to cure the loss caused by soot deposition
為了減少受熱面污染造成的損失,提高鍋爐經濟性,勢必要求準確可靠地判斷鍋爐受熱面的灰污染狀況,通過對吹灰器等加以調度來減少由於受熱麵灰污染帶來的損失。Superheater, reheater and economizer are the main component of the heat exchangers in boiler. whether they run safely and stably or not is directly count for much the safe of the whole plant operation. and the frequent tube leakage of heat surface impact upon the economy benefits and the society benefits of the power plant
水冷壁管、過熱器管、再熱器管、省煤器管( 「四管」 )是鍋爐內部的主要受熱面結構件,它們是否安全穩定的運行直接關繫到整個電廠的安危,頻繁爆漏事故影響了電廠的經濟效益和社會效益。The 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) 。Through analysis and comparison of formation mechanisms for slagging and fouling on beating surfaces of coal - fired boilers, as well as experiences of applying steam sootblowers, hydraulic sootblowers, and fuel - gas pulsating sootblowers on boiler no. 6 in dezhou power plant, in has pointed selected type of sootblowers should be directed against the fouling property and soot cleaning requirements of different heating surfaces in the large - scale coalfired boiler
摘要通過對蒸汽吹灰器、水力吹灰器、燃氣脈沖吹灰器在德州電廠6號爐應用結果的分析比較,指出大型燃煤鍋爐應根據不同受熱面的積灰特點及清灰需要,有針對性的選擇吹灰器類型。Basing on the studies on the problems of leak - in, intermittent supplying water, ashing and abrasion in the operation of the auxiliary heating surface - economizer of chain boiler, the problems have been solved, through reinforcing the economizer ' s seal, supplying water frequently and using fin tube economizer. the economizer will reach the design effect in practical operation and the fuel will be saved
本文在分析鏈條鍋爐輔助受熱面省煤器運行中存在的漏風、間斷上水、積灰及磨損等問題的基礎上,通過加強省煤器的密封、勤上水、採用鰭片管省煤器等措施解決省煤器在運行中的問題,使省煤器在實際運行中達到設計效果,節約燃料。Green " s theorem is employed to find the quantity relationship among the constraints of heating rate, dynamic pressure and lift in reentry flight. the paper deduced the approximate solution of the optimal aeroassisted coplanar trajectories under the three typical constraints. the performance index to be minimized are either heat input, the total dynamic pressure, time during the atmospheric flight, the time integral of the square of the path inclination ; or maximize the time of flight during the atmospheric portion of the trajetory. an important conclusion is firstly obtained : under the three constraints above, the optimal aeroassisted coplanar transfers with the first forth kinds payoffs have the same optimal control laws
採用格林函數法,給出了同一平面氣動力輔助變軌飛行的3種過程約束(氣動加熱率、動壓、升力約束)條件之間關系的近似定量描述形成的飛行包絡線.由此求解了航天器同時受3種約束條件時,各種性能指標下的同一平面氣動力輔助變軌軌跡的近似解及相應的最優控制規律.文中對近似解與控制規律的內部結構作了細致的分析,得到了一些有益的結論The tubes of superheater and reheater are the main component of the heat exchangers in power plant boilers. whether they run safely and stably or not is directly count for much the safe of the whole plant operation
電站鍋爐過熱器管和再熱器管是鍋爐內部的主要受熱面結構件,它們是否安全穩定地運行直接關繫到整個電廠的安危,頻繁爆管事故影響了電廠的經濟效益和社會效益。High power semiconductor lasers are widely used in communication, surgery, military, printing and optical pump. but for traditional laser, the output optical power, which is increased by increasing the injecting current, will be limited by the electro - thermal destroy and the catastrophic optical damage ( cod ) at high optical power
大功率半導體激光器在光通訊、醫療、軍事、印刷和光泵浦等領域有著廣泛的應用,然而當通過增加註入電流提高傳統半導體激光器的光束出功率時,要受到電熱燒毀和光腔面災變性損壞( cod )的限制。First, the dynamics characteristics of the heat - exchanger unit is analyzed carefully by using the knowledge of the fluid dynamics and heat transfer etc., and makes some reasonable simplicities and assumptions. so it establishes the mathematical model of the working process of the heat - exchange unit, and applies the recurrence parameter estimator to identifying and proving
本文首先綜合應用流體力學、傳熱學等方面的知識,分析了換熱機組的動力學特性,通過合理的簡化和假設,建立了換熱機組工作過程的數學模型,並使用遞推參數辨識器對其主要參數加以估計和驗證,從而得到換熱機組的carma (受控的自回歸滑動平均)或carima (受控的自回歸積分滑動平均)模型。分享友人