輻射能通量 的英文怎麼說
中文拼音 [fúshènéngtōngliáng]
輻射能通量
英文
quantity of radiant energy-
Clouds return radiant energy to the surface primarily via the atmospheric window.
雲主要通過大氣窗區向地表輻射能量。Being the energy transition and eradiating / receiving setting in wireless communications procedure, antenna became one of the most important technologies to be studied
天線作為無線通信中的能量轉換和定向輻射或者接收裝置,成為各國軍事及通信領域研究的重點。The equation of the radiation transfer between two surfaces indicates that there are three factors that have influence on radiation transfer : brdf, projected solid angle ( psa ), and incident radiation flux. thereafter, a new baffle system design idea is put forward
本文首先介紹了光學系統雜光的抑制措施,從光輻射在兩個表面傳遞的基本能量傳輸方程出發,指出影響輻射能量傳輸的三個因子:雙向反射分佈系數brdf 、投影立體角psa和入射輻射通量。By using the multi - configuration dirac - fock ( mcdf ) method, the effects of relaxation and correlation on the transition energies and probabilities of electric - dipole allowed ( el ) resonance and intercombination transitions for 2p53s3 - 2p6 in neutral neon have been systematically studied firstly. and the results of the transition energies and probabilities ( lifetimes ) in length and velocity gauge have been presented. during the calculation, in order to consider the rearrangement effects of the bound - state density and some important correlations, the asfs of transition initial - and final - states were divided according to their angular - momentum and parity and calculated, and different number of csfs were included in the expansion of asfs
本文利用多組態dirac - fork ( mcdf )理論方法,通過對輻射躍遷初、末態電子波函數的獨立計算以及在原子態波函數的展開中考慮不同數量的組態波函數,系統地研究了弛豫和相關效應對中性ne原子2p ~ 53s ~ ( 1 . 3 ) p _ 1 ~ o - 2p ~ 6 ~ 1s _ 0電偶極共振和復合躍遷的能量以及躍遷幾率的影響,給出了長度和速度兩種不同規范下激發態的能量和輻射壽命;以中性ne原子的研究為基礎,進一步研究了類ne等電子系列離子( z = 11 - 18 )較低的激發組態2p ~ 53s和基組態2p ~ 6的能級結構以及各能級間的輻射躍遷特性。For this reason, extreme radiation hardness and high power / weight ratio solar cells, which can work properly in van allen belts, must be developed
因此,為了能使通信衛星在vanallen輻射帶正常工作,必須要有一種強抗輻射並且具有較高重量比功率的太陽電池。Test method for critical radiant flux of exposed attic floor insulation using a radiant heat energy source
利用輻射熱能源測定暴露的頂樓地板絕緣臨界輻射通量的方法Standard test method for critical radiant flux of exposed attic floor insulation using a radiant heat energy source
暴露于輻射熱能源的擱樓地板絕緣的臨界輻射通量的標準試驗方法At last, the radiation transmit process in smokescreen is discussed, and the transmitted radiation energy distribution is obtained from extinction characters of particles. the relationship between transmittance and smokescreen concentration is experimental studied, the experiment results agrees with calculated results. we also discuss the application limit and error of lambert - beer law in smokescreen studies
本文最後討論了輻射在隨機分佈微粒形成煙幕中的傳輸過程,根據煙幕微粒的消光特性計算出輻射通過煙幕後的能量分佈情況,討論了在煙幕研究中應用lambert ? beer定律的誤差問題,並對透過率隨煙幕濃度的變化情況進行了實驗研究,結果表明,理論計算結果能夠與實驗數據較好吻合。Energy consumption of heating rooms will increase when air exchange rate become large. because the mechanisms of heating methods used currently, such as radiator heating, ceiling heating and warm - air heating, are different from each - other, the indoor thermal environment is not the same when each one of them employed for room heating. for enhancing energy efficiency of heating rooms, indoor thermal comfort and energy saving effects should be investigated when natural ventilation is used to make a good air quality indoors
房間換氣次數的增加勢必導致供暖房間能耗加大,頂棚輻射、散熱器和熱風等三種採暖方式由於供暖機理不同,形成的室內熱環境特徵不同,通風換氣時產生的通風熱損失也有所區別,為了提高大換氣量房間的供暖節能效果,必須對不同供暖方式在大換氣量情況下的熱舒適性與節能效應進行研究。Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation
在近年來提出的基於質點運動學原理的單站無源定位理論基礎上,本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型,並對它們進行了分析和模擬;第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件;第四章針對傳統擴展卡爾曼( ekf )方法的缺點,提出了一種修正協方差的擴展卡爾曼濾波( mvefk )方法,並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較;第五章通過引入雷達機動目標跟蹤方法和模型,提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法;第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究,提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。The predicted ventilation rate increases with solar radiation and solar chimney height
太陽能煙囪的通風量隨著太陽輻射強度的增加和煙囪高度的增加明顯加大。At last, there is a practical design of gshp - radiant system in a villa in chongqing. the compare of the gas - heater radiant floor system and the gshp radiant floor system indicates that the heating performance coefficient of the gshp is higher than the gas - heater to a large extent. in addition, this united system can use the closed circling water in the underground heat exchanger to remove the surplus heat load in transitional season
通過燃氣熱水器制熱的輻射地板供暖與地源熱泵制熱的輻射地板供暖性能實驗的對比,可以看出地源熱泵的供熱性能系數高於燃氣熱水器,同時在長江中下游地區還可在過渡季節利用閉式循環水吸收土壤冷量對房間進行供冷,提高系統運行的經濟性。Abstract : in the field of optical wireless links, concentrators that are designed by the tools of nonimaging optics can be used to collect the light radiation and are more compact and have higher collection efficiencies than imaging concentrators. hemispherical concentrators are studied by ray tracing, then for several normal nonimaging concentrators : hemispherical concentrators, compound parabolic concentrators ( cpc ), dielectric totally internally reflecting concentrators ( dtirc ), simultaneous multiple surfaces concentrators ( sms ) and inhomogeneous media concentrators ( poisson bracket ), the design methods and the performances e. g. the gain and the field of view ( fov ) are compared as well as the application suggestion
文摘:在無線光通信領域,利用非成像光學設計的集中器能夠聚集光輻射能量,而且相對于成像性集中器具有更緊湊的結構和更高的增益.利用光線追跡法對半球形集中器的性質進行了分析與研究.對好幾種非成像集中器:半球形集中器,復合拋物線形集中器,介質內部全反射集中器,多表面集中器,多相介質集中器,從設計原理、增益和視場進行比較,並分析其應用場合People also have made a series of researching theoretical work on black hole ' s radiation etc., while relative issues need being studied furtherly. in this paper, researches on black hole ' s radiation effect and relative issues including the nonthermal effect of the black hole with mass multipole moment, there exists a new kind of dirac energy levels and the crossing region of dirac energy levels
其中,通過對一類具有質量多極矩的黑洞的非熱輻射效應的研究得到了一些有意義的新結果,發現了一類新的dirac能級和一類新的dirac能級交錯區,這種新的dirac能級交錯區的出現導致非熱輻射的發生,在一些方向上出現輻射能量很大的非熱輻射。Then a combustion evolution optimizing system based on the radiant energy measuring was built, economical boiler combustion adjustment was carried out, under the combined action of a controller based on fuzzy self - optimizing of fume
在此基礎上,建立了基於輻射能檢測的燃燒進化優化系統,通過煙氣含氧量與爐膛總輻射能的模糊自尋優控制器和風煤比進化優化器組成的燃燒優化迴路的共同作用,對鍋爐進行燃燒經濟性調節,達到燃燒優化控制的目的。Based on setting up the fire safety goals, performance criterion, fire scenario and uncertainty factor, this article simulated the occupants ’ evacuation time, smoke spread, radiation flow etc and determined fire detector and automatic extinguishing device by using the developed engineering method. and so these buildings ’ fire safety goals, which have the equivalent safety level with the existing national standard, can be achieved and those problems, which caused by some incompliment requirements or the existing codes not adapting to the practical need, can be solved
針對這類建築存在的典型問題,通過設定消防安全目標、確定性能判據、建立火災場景,考慮不確定因素,運用已開發的工程學方法對人員安全疏散時間、煙氣蔓延、輻射熱通量等進行模擬計算,對火災探測和自動滅火設施進行分析選擇,認為大型書城建築採用至少與現行國家標準的規定等效的方法來實現建築物的消防安全目標,能夠解決現行標準與實際需要不相適應或某些不完善的規定所帶來的問題。On the other hand, if the oven is heated, it can serve as a source emitting energy through the hole.
另一方面,若爐子被加熱,它就能夠做為一個輻射源通過小孔發射能量。Anti - infrared extinction coefficient is a key parameter to assess the obscuring performance of smoke - screen, a method to calculate the viriation of radiant energy and obtain the extinction coefficient based on the temperature tested by a thermal imager has been proved, the practical situation and notice in test also has been illustrated
摘要紅外消光系數是衡量煙幕對紅外遮蔽能力的關鍵參數,文中提出利用熱像儀測得的溫度數據,通過計算得到紅外輻射能量變化及消光系數的方法,介紹應用情況及測試中應注意的問題。Conversion of radiant energy to a different form of energy by interaction with matter
輻射能量通過與某物質的作用而向其他形式能量的轉換。Through the comparison of analysis results in seismic response of construction structures, spring - damper boundary is better than viscous one in improving the computational precise and avoiding the disadvantages of fixed boundary which can not radiate energy
通過建築結構地震反應分析結果的比較,彈簧?阻尼器邊界比粘性邊界更好,提高了計算精度,並且克服了固定邊界無法輻射能量的缺點。分享友人