蒸可能率 的英文怎麼說
中文拼音 [zhēngkěnénglǜ]
蒸可能率
英文
evaporation opportunity-
It was found : 1 ) the film restrained evaporation surface intensity and had obvious function of rising and keeping moisture, 2 ) the drip irrigation could supply water according to growing requirement and augment of water conflux intensity around crop root, it also had strongly controllable operation and wasted fewer water
覆膜抑制了土壤表面的蒸發面匯,具有明顯的提墑保墑作用,滴灌能隨時根據作物生長需要及作物根系匯流強度的增大而補充匯流源,可控性很強,水的浪費率很低。Presents the steady - state programming with constant coolant average temperature and constant live steam pressure, an ideal programming for marine nuclear power plant ( npp ), under which, both the coolant average temperature and the live steam pressure of nuclear steam supply system ( nsss ) are constant when the steady state operating condition is varied, and points out that in comparison with the steadysate programming with constant coolant average temperature, the ideal programming can improve the overall operating performance of npp effectively, especially in low - load range, for instance, raise the heat efficiency of npp, decrease the operating noise of main coolant pump, and improve the conditions of design, operation and control of the secondary loop system
雙恆定運行方案是船用壓水堆核動力裝置的理想運行方案.在這種運行方案下,當裝置穩態功率變化時,冷卻劑平均溫度與蒸汽壓都保持不變,與通常採用的冷卻劑平均溫度恆定運行方案相比,有效地改善了核動力裝置的總體運行性能,特別是在低負荷運行時,可以提高裝置經濟性、降低主泵運行噪聲、改善二迴路系統的設計、運行和控制條件,這對于提高船用核動力裝置的運行可靠性和安全性具有實際意義In ported trials, wu gave the minimum tr of all plants, and its diurnal maximum tr persisted stability the most within the range of soil moisture 20. 4 % - 6. 4 %. ; nx lowered its tr and shrank its high - low lines after had experienced irregular wet - drought hardening period during culturing ; kerqin performed a plasticity as compared to field ; c. lanata also stood the most stability but on the basis of middle - high maximum tr level ; tr by caragana korshinski was high when soil water was abundant, but was lowest for lack of water ( 6. 4 % )
盆栽試驗表明,華北駝絨藜蒸騰最弱,且在土壤含水量20 . 4 6 . 4的范圍內最高蒸騰速率穩定性最強;經脅迫鍛煉寧夏駝絨藜蒸騰降低,變幅減小;科爾沁駝絨藜與大田相比蒸騰可塑性較強;土壤水分變化中,北美駝絨藜蒸騰在中高水平上維持穩定的能力最強;水分良好時檸條蒸騰很強,水分脅迫中蒸騰極大降低。For efficiency the shape of the roof should be designed in such a way that it provides as large an evaporation area as possible
從效率考慮,屋頂形狀應這樣來設計,即它可提供盡可能大的蒸發面積。Repowering the old power plant by gas turbine combined cycle ( gtcc ), which can enhance the using efficiency of energy, reduce the consumption of energy, save investment because of using the existed equipments and take effect rapidly
利用燃氣-蒸汽聯合循環對老電廠進行改造,能夠提高能源的綜合使用率,降低能耗,並有效利用老電廠的現有設備,可以減少投資並且見效快。In addition to providing shade, plants can assist cooling by transpiration. plants also enhance the visual environment and create pleasant filtered light
額外的當提供遮陽時,植被可以通過蒸發作用產生涼爽。植被也能提高周圍的適應環境和產生舒適的過率光線。But the researchers speculate the hellish rate of evaporation might completely scour all gas off smaller hot jupiters or those closer to their stars than osiris
不過,研究者忖度著,對于那些更小型、或比歐西里斯更靠近其恆星的熱木星型行星,那如地獄般猛烈的蒸發率很可能就會把它們身上的氣體剝除得一乾二凈。Md has many advantages, such as simple equipments, maintenance free, running at low temperature, high condensation of remain, high performance in separating and by - product salts. all mentioned above can keep running costs of desalination low
膜蒸餾法所用設備簡單,維護方便,除鹽率高,較低的溫度下即可進行,淡化后的濃縮水濃度高,作為副產品可用於鹽的生產,這些都有可能使得淡化水的成本降低。Arbuscular mycorrhiza can improve the ability of resisting drought from several aspects : hyphal enhances plants ' chances of absorbing water from soil ; it can improve plants ' phosphorus and another minerals ' nutrition, increase the content of chlorophyll ; observably enhance transpiration and stoma conduction ; reduce the flow of water, permanent languish point, stoma resistance ; change the balance of hormone, promote accumulation plant proline and capability of nitric reductive enzyme
叢枝菌根真菌可以通過以下幾個方面增強植物抗旱性:通過菌絲增加植物對土壤水分的吸收;改善植物的磷營養及其他礦質元素營養;能顯著提高蒸騰速率和氣孔導度;乾旱條件下降低植株葉片水勢、永久凋萎點、葉片飽和虧、氣孔阻力和恢復時間;改變激素平衡。The dehydration time is square of the droplets diameter so the small diameters of the droplets can cut down the drying time then reduce the height of the drying chamber. to the combined spin - flow pressure spray drying, the diameters of droplets are small and the dehydration rate is higher so keeping the qualities of the dried products we can increase the speed of the inlet wind and reduce the temperature of the outlet wind thus can improve the evaporation intensity of the drying chamber and the average energy utilization of the drying equipment
因霧滴的脫水時間與其直徑的平方成正比,減小液滴直徑有利於縮短乾燥脫水時間,可有效降低乾燥塔的高度;由於旋流式組合壓力噴嘴霧化滴徑的減小,脫水速度明顯加快,在不影響乾燥物料性質的前提下,適當提高進風溫度,同時有效地降低排氣溫度,有利於提高幹燥塔的蒸發強度,也有利於提高幹燥設備的平均能源利用率。The integrated system of smelting reduction ironmaking - gasolinesynthesis - electric - ity generation, in which the coal gas produced inthe ironmaking module is first cleaned and then used as the fuel for theelectricity generation module or raw material of the gasoline synthesismodule, can resolve the problem of utilization of tail gas in thesmelting reduction ironmaking and the large investment of gasificationin the integrated gasification combined cycle and gasoline synthesis. taking efficiency, scale and product structure into consideration, the processes of the two - stage smelting reduction ironmaking - combined cycleelectricity generation with coal gas, the two - stage smeltingreduction ironmaking - steam cycle electricity generation with coal gas, the one - stage smelting reduction ironmaking - combined cycleelectricity generation with coal gas, and the one - stagesmelting reduction ironmaking - gasoline synthesis with coal gas - steamcycle electricity generation with tail gas are techno - economicallyfeasible and have the promise of being industrialized
將熔態還原煉鐵產生的煤氣在凈化后發電或經改質后合成汽油的集成系統可以解決熔態還原煉鐵的尾氣利用問題及聯合循環發電和煤基汽油合成造氣投資成本高的問題.從效率、規模和產品結構各方面考慮,過程模擬結果顯示:二段法熔態還原煉鐵-煤氣聯合循環發電、二段法熔態還原煉鐵-煤氣蒸汽發電、一段法熔態還原煉鐵-煤氣聯合循環發電、一段法熔態還原煉鐵-煤氣合成汽油-尾氣蒸汽發電流程,有實現產業化的可能Abstract : reformation of medium, mini - scale boiler by means of single - chip computer can both heighten boiler heat efficiency to save energy, and make vapour pressure stable to implement safe moving and automatical control
文摘:利用單片微機改造中小型工業鍋爐,既能提高鍋爐熱效率,達到節能效果,又能使蒸汽壓力穩定,運行安全可靠,實現控制自動化。There will be a great future if we integrate solar energy utilization techniques into heat pump techniques. on the base of integrating the two techniques, the paper analyzed the art trait of heat pump water heater, the manner of integration, the essential theory ; and developed a small capacity direct expansion solar - assisted heat pump water heater, and tested its thermal performance on the condition of different weather such as sunshine, overcast sky & night. the results make clear a small capacity direct expansion solar - assisted heat pump water heater can absorb not only solar energy but heat energy in air ; it takes on favorable thermal performance, on the condition of different weather such as sunshine, overcast sky & night, coph is about between 3. 5 ~ 5. 0, eer is about between 2. 5 ~ 4. 5, these are better than traditional air source heat pump water heater and non - direct expansion solar - assisted heat pump water heater, and it takes between 2 and 3 kwh to heat 270 kg water from 20 c to 50 c, it is very great in terms of saving energy and protecting environment,
本文在結合太陽能利用與熱泵技術的基礎上,分析研究了太陽能熱泵熱水系統的技術特點;太陽能集熱系統與熱泵系統的結合方式;直接蒸發式太陽能熱泵熱水系統的基本理論;研製出小功率直接蒸發式太陽能熱泵熱水系統樣機,並在晴天、陰天、夜晚等不同的天氣情況下對其進行了試驗,實驗結果表明:本小功率直接蒸發式太陽能熱泵熱水系統不但可以有效地吸收太陽能,還能有效地吸收空氣中的能量,具有良好的熱性能,在不同的天氣情況下,其制熱系數cop _ h大約在3 . 5 5 . 0之間,優于傳統的空氣熱泵和非直接蒸發式太陽能熱泵熱水系統:其效能比eer大約在2 . 5 4 . 5之間,將270kg水從20加熱到50隻需用電2 3度,節能及環保效果明顯。Grit, dirt or any foreign matter accumulated in the pipe can hinder efficient valve operation and seriously damage vital valve parts. thoroughly clean pipe internally with air or steam
硬渣、污物或任何外部物質在管道內積累都可能妨礙閥門的工作效率並嚴重損壞閥門的關鍵部件。必須用空氣或蒸氣對管道內部進行徹底清洗。The system makes up of two parts : subordinate part is the measure instrument, it also is principal part ' s data collection equipment, it makes use of microcontroller ' s advantage, it intelligentizes the management and data collection circuit, it has liquid crystal display and 4x4 keyboard, it can work alone on the field, so it is very convenient and ensures the credibility of data sampling ; principal part is virtual instrument software on personal computer, the software can be installed in notebook pc and work with subordinate part on the field, it extends the subordinate part ' s function, the teachers also can use it as demo teaching
系統的設計借鑒了主從式虛擬儀器設計的思想,系統由主機和從機兩部分組成:從機部分即為光合、蒸騰速率測定儀,也是主機的數據採集器,它利用單片機功能全面的優勢,使調理電路和數據採集電路智能化,它配備lcd顯示器和4 4鍵盤,可以獨立野外測量,從而使虛擬儀器在保證數據采樣可靠的前提下,更加方便實用;主機就是pc機的虛擬儀器軟體,既可以安裝在筆記本電腦上,與從機組成便攜式儀器系統進行實地測量、處理數據,擴展從機功能,又可以作教學演示。Synergist could improve photosynthetic characteristics of lower leaves, enhance the content of chlorophyll and photosynthetic rate of rice ; and the conductance to h2o and transpiration rate, inner condition of nutrient transportation and absorption power of rice root system were improved
增效劑對水稻植株下部葉片光合性能有一定影響,促進葉綠素含量增加、光合速率增大;還可提高處理水稻植株的氣孔導度和蒸騰速率,改善養分在植物體內的運輸條件,增加根系吸收養分的動力。This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change
本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性;負荷指令的導前功能對鍋爐主控有超前控製作用,能顯著提高主蒸汽壓力的穩定性;採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質,在大幅度工況變化下仍有效控制蒸汽溫度在額定范圍內,提高鍋爐、汽輪機壽命及其效率;汽輪發電機組的快速響應性與汽輪發電機組負荷振蕩問題間的平衡關系,採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷振蕩問題。Abstract : because of the characteristics of straws, the reinforced preparation and displacement cooking for deep delignification caused a better result in yield, strength, colour, and consumptions. the drainage of cooking can be recovered or comprehensively utilized, so a new idea of straw pulping with high quality and low consumptions has been established
文摘:從禾草原料的特性出發,採用強化備料,置換蒸煮,對草漿進行深度脫除木素,可以提高成漿的得率、強度和原漿的白度.對排出物進行堿回收和綜合利用,節能降耗顯著,為生產高質量、低消耗的草漿開拓了新的途徑Another important conclusion the present study reached is that the controlling of diffusion coefficient do and evaporation coefficient f0 is efficient for the deduction of the possibility of the " popcorn " delaminations, in specific with controlling evaporation coefficient
對裂尖能量釋放率的影響較大,因此,控制擴散系數do和蒸發系數f 。能有效地降低電子元件發生「爆米花」式脫層斷裂的可能性,尤其是控制蒸發系數f 。The results show that the exhaust fan current increases with frosting enhancement, while the increasing speed gets slower in the end of frosting, and the curves of current are slightly different at different voltages ; that the evaporation temperature decreases with frosting enhancement, and the decreasing speed becomes increasingly faster ; and that misoperation of defrosting can be avoided by using the intelligent defrosting control method based on exhaust fan current combined with evaporation temperature presented according to the experimental results
結果表明,排風機電流隨結霜厚度的增加而增大,增加速率在結霜後期趨緩,不同電壓下電流變化曲線略有不同;蒸發溫度隨結霜厚度的增加而降低,下降速度越來越快;使用根據實驗結果提出的基於排風機電流和蒸發溫度聯合控制的智能除霜方法可以基本避免誤除霜動作。分享友人