空氣循環率 的英文怎麼說
中文拼音 [kōngqìxúnhuánlǜ]
空氣循環率
英文
air calculation through- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 循 : 循動詞(遵守; 依照; 沿襲) follow; abide by
- 環 : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
- 率 : 率名詞(比值) rate; ratio; proportion
- 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
- 循環 : circulate; circle; round; repeat; loop; period; recurrence; cycling; circulating; mixing; circula...
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Outholite skidproof fabric with high density is imported from atp company of usa. it is breathable and avoids midew forming in the middle layer due to the punched hole design. it is also shock absorbent to protect ankle
鞋墊高密度透氣的outholite防滑材料由美國atp公司提供,沖孔設計促進鞋內空氣循環,防止中間層黴菌的形成,特殊材料並具有吸震功能,有效降低腳部扭傷幾率。The ejected coolant interacts with the external flow near the endwall and generates aerodynamic and thermodynamic losses in the process. this reduces turbine stage efficiency and together with the consumption of cooling air is detrimental to the overall cycle efficiency
但這種方法中噴射的冷空氣與端壁附近的外流場相互作用產生氣動力和熱動力損失,並且消耗冷卻空氣,從而損害渦輪的整體循環效率。Air cycle efficiency
空氣循環效率Three schemes for this technology were given, including air - blown gasification, recycle gas - blown gasification and steam & recycle gas - blown gasification, which were computed and analyzed. due to different conversion ratio of coal and different temperature that gas enters into gas turbine, the different results were got and analyzed, such as gas heat value, gasification efficiency and generation efficiency
本文針對空氣氣化方案、再循環煤氣氣化方案以及水蒸汽+再循環煤氣氣化方案對煤部分氣化聯合循環發電系統進行計算分析,根據不同的碳轉化率以及煤氣進入燃氣輪機前不同的溫度,得出不同的煤氣熱值、氣化效率、發電效率等,並進行了分析,提出了適合不同目標工業應用的煤部分氣化方案。With fast development of our country " s gas industry and air ' s increasingly serious contamination in city, using gas instead of coal and supplying energy in high efficiency and cleanliness has become necessary way in city. there are different problems in the current heating ( air conditioning ) systems. in the cogeneration system, heat and power affect each other, heating - pump heating ( aie conditioning ) system can not satisfy the peak load very well, the cost of gas fuel in boilor heating sestem is so high. the high generating efficiency of the diesel - engine two - sourse heating ( air conditioning ) systems is limited in range of 100kw - 1000kw, the heating scope is so limited. combined cycle of two sourse heating ( air conditioning ) system is most suitable selection to buesness community with big scope my paper aim at this syetem ' s primary question when it is applied in our country - - - - bringing project into execution and technology economy feasibility and off - design performence, combined with a certain demonstrating project in beijing buesness community, going along with calculating and analyzing, drawing out some efficient datas and conclusions, based on this, bringing out primary alements affecting combined cycle of two sourse heating ( air conditioning ) system " economics
熱電聯產系統熱電相互牽連,熱泵供暖(空調)系統不容易很好地滿足尖峰負荷,鍋爐供暖系統供熱中天然氣燃料構成的成本過高,內燃機雙源供暖(空調)系統的高發電效率僅限於100kw - 1000kw負荷范圍,供熱面積有限。對于大面積的商業園區、居民小區,燃燒天然氣的燃氣-蒸汽聯合循環雙源供暖(空調)系統是最佳選擇之一。本論文針對該系統在我國應用時的主要問題- - -方案的技術實施與技術經濟可行性,結合北京某一商業園區示範工程,進行了系統的計算與分析,得到了有效的數據與結論,在此基礎上,提出影響聯合循環雙源供暖(空調)系統經濟性的主要因素,並進行敏感性分析,得出有益的結論;最後通過各種供暖方案的比較分析回答了某些人對該系統的疑慮和不解,並指出系統的優化方向。Few studies have been made in the gas - solid interfacial heat transfer. in this thesis, the influence of primary air, particle size, and particle circulation rate on gas - solid interfacial heat transfer in cfb were investigated, and the influence of secondary air and particle distribution were investigated for the first time by using the naphthalene sublimation technique
本文在自建的循環流化床實驗臺上,運用萘升華熱、質類比技術考察了一次風、顆粒循環量、顆粒粒徑,顆粒平均空隙率等因素對床內氣粒兩相間傳熱、傳質特性的影響情況,並首次考察了二次風的作用和粒徑分佈的影響。The results showed that : ( 1 ) the application of the above optimization method is feasible in the process of vacuum residue hydrotreating. ( 2 ) shaft power is a small part in the operation fees of the hydrogen system and has little influence on the optimization results. ( 3 ) vent should be decreased to reduce energy consumption because of the high concentration of the cycle hydrogen after rebuilding of the unit
在pc - 133微機上進行了模擬和優化計算,結果表明: ( 1 )以復合形法為核心的可行路徑序貫模塊法在重油加氫過程中的應用是可行的; ( 2 )壓縮機軸功率在重油加氫的氫氣系統操作費用中所佔比例較小,對優化結果影響不大; ( 3 )裝置經過技術改造后循環氫純度過高,可以減少放空以節省能耗; ( 4 )建立的氫耗模型能夠可靠地計算現有裝置的循環氫濃度、溶解氫總量和裝置氫耗量。The effects of combustion conditions on ethanol fueled homogeneous charge compression ignition ( hcci ) combustion were thoroughly described in this paper. the experimental engine was established from ca6110 prototype diesel engine. first the inlet and outlet manifolds of 6th cylinder were separated from the other 5 cylinders in order to realize unattached air - intake, air - outlet and fuel supply
給出了以過量空氣系數和廢氣再循環率表示的hcci工作范圍以及以轉速和平均指示壓力表示的hcci工作區域,並且研究了兩種hcci工作區域內發動機的動力性、經濟性和排放性能。Starting from the frozen food and refrigeration principles and using comparative analysis method, we get conclusions that in the blow - frozen device, the open - mode, cold - quantity reclaim, low - press, direct - cooling air, absorbing - heat air cycle have the most significant reductions in food freeze dry cost, food hygiene, devices delicate, organizating air stream, non - electrical heat, high efficiency and safe refrigeration etc. the cold - cumulating and dryness tin is the equipment which applys the store - release characteristic of cold - cumulating stuff, ensures the higher efficiency of open - mode cold - quantity reclaim low - press direct - cooling air, shoulders conveyance of the saturated and frozen air to frozen storeroom to reduce dry cost of food and dry the cycling air to ensure safe and reliable
從食品冷凍和製冷原理入手,用對比分析方式得到了在吹風式凍結裝置中,開式回冷低壓直接冷卻吸熱循環空氣製冷機具有最大幅度降低食品凍結乾耗、確保食品冷凍安全、系統簡單、凍結庫小巧、氣流易於組織、無電機熱量、效率較高和製冷安全等結論。蓄冷乾燥器是通過蓄冷材料的蓄?釋冷特性,來保證開式回冷低壓直接冷卻吸熱循環空氣製冷機具有較高的效率,同時蓄冷乾燥器還擔負著輸送飽和低溫空氣至凍結庫以降低食品凍結乾耗和乾燥循環空氣以確保整機安全可靠工作的主要設備。It is well known that the traditional efhat is the integration of the externally fired boiler and humid air turbine, in which various kinds of fuels can be used and the perfomance be improved. in particular, the temperature of clean humid air discharging to atmosphere is not limited by the dew point, and large amount of latent heat of water vapor in condensing will be released
常規外燃式濕空氣透平是外燃和hat循環相結合的系統,既能夠發揮外燃可以燃用劣質燃料和hat循環效率高的優勢,又由於常規efhat循環工質為潔凈濕空氣,因而排氣溫度可以降低到露點以下而不存在常規hat循環中煙氣露點溫度的限制問題。The relationships between the cycle cop ( coefficient of performance ), the cooling capacities ( qe ) of the system and the hot air temperature, between cop, qe and the ambient air temperature, relative humidity, between cop, qe and the wet air temperature at the generator upside, between the system general efficiency and the hot air temperature are found
得出系統製冷量、 cop值、總效率隨環境空氣溫度和相對濕度、太陽能集熱板出口空氣溫度以及發生器出口空氣溫度的變化關系。通過研究發現,當熱空氣達到一定溫度時,循環具有較好的穩定性。And then made simulation of the 135mwe cfb boiler of xin xiang power plant with msc2000 and analyzed the simulation result. at last, we put forward a primary design of a 600 mwe supercritical cfb boiler. the main areas of focus in the design of this large cfb boiler with advanced steam conditions were described
然後,利用該模型,在msc2000模擬平臺上對一臺135mwe循環流化床鍋爐的額定負荷工況、變負荷工況、變過量空氣系數和變二次風率等工況進行模擬,並對模擬結果進行了分析。分享友人