power profile 中文意思是什麼

power profile 解釋
功率分布圖
  • power : n 1 力,力量;能力;體力,精力;(生理)機能;〈常 pl 〉才能。2 勢力,權力,權限;威力;政權;權...
  • profile : n 1 剖面,半面,(雕像等的)側面;側面像。2 外形,輪廓;外觀,形象;型;【航空】翼型,翼(剖)面...
  1. Therefore, in principle the scattering may be predicted from measurements of the surface profile. in this paper the author also discussed nonspecular scattering for mo / si multlayer coated primary and secondary mirrors of the measured schwarzschlid optics based on power spectral density of these mirrors measured by both optical profilometer ( wyko ) and atomic force microscopy ( afm )

    因此,我們可以通過檢測多層膜反射鏡基底的粗糙度來表徵多層膜反射鏡非鏡面散射對光學系統性能的影響,亦即通過檢測多層膜反射鏡基底的粗糙度調整拋光工藝參數,獲得低散射的多層膜反射鏡。
  2. This article in detail elaborates supply power and breakdown type and the test methed, how to scientifically grasp the different breakdown electric cable meter test profile analysis as well as the breakdown localization method, and introduces how to solve the problems appeared in the scene test

    摘要介紹了供用電企業中電纜的各種故障類型和故障測試方法,對不同故障電纜儀測試的波形進行了分析,闡述了電纜故障點的定位和現場測試中通過波形判斷故障的方法。
  3. Abstract : through a series of hydraulic model tests for researching actual power tunnel operation, a conclusion is reached that in order to get a better flow pattern the profile of the wate - carrying structure should be adapted to the variation of water streamline shrinkage, flow velocity and pressure intensity. the configuration and dimension of the kinetic energy dissipator should be selected carefully to make the water tunnel safe and reliable at different levels of diversion dischage

    文摘:針對實際工程中的發電引水隧洞運行的各種工況進行了水工模型試驗研究,指明要獲得良好的水流流態,過水建築物各部位結構輪廓的造型應適應水流流線的收縮、流速及壓強的變化;為使引水隧洞在各級引水流量下能安全可靠地運行,需慎重確定洞內消能工的體形和尺寸。
  4. Low profile rack mounting power supply

    帶19英寸掛架型1u電源裝置
  5. Placing facilities for reactive power compensation can reduce network loss effectively as well as improve transmission capacity and regulate voltage profile

    在配電系統中加裝無功補償設備,可達到降低網損的效果,此外還可以提高電網輸送能力和改善電壓質量。
  6. China still averages one environmental accident every two days, despite a number of high - profile crackdowns on polluters. could a stronger movement take on the dangerous alliance of money and power

    盡管中國已經採取了嚴厲措施來懲治污染企業,但中國平均每兩天還發生一起突發性環境事故。建立強有力的社會公共利益集團能來遏止反環保利益共同體嗎?
  7. This new technology changes from the traditional method by which the induced and compressor wheel separately are designed and produced to a new one by which the one - piece compressor is designed. on the basis of this new technology and the optimum blade profile, the performance of both the compressor and the turbocharger is largely improved. through the heating power calculation of the compressor, the analysis of the surge and the block of the compressor, the test - bed performance test of the turbocharger, the matching test of turbocharger and diesel engine, the propulsion test of the turbocharger on plateau condition, it is proved that the newly - designed compressor not only has high efficiency, but also improves the flow distribution in the high efficiency area so that the propulsion line can run through the high efficiency area

    主要內容包括:提出一種全新的壓氣機葉輪技術和概念,這種技術將傳統的導風輪和壓氣機分開設計、單獨加工改為整體設計、整體加工的單體葉輪;從增壓器與柴油機配機計算所得出的基本參數出發,通過對壓氣機進行熱力計算,確定壓氣機的基本結構參數;再對葉型以及葉輪輪廓與葉輪罩殼的配合間隙進行優化,對新設計的壓氣機進行喘振和堵塞分析;通過增壓器平臺性能試驗,驗證了新設計的壓氣機的性能水平得到了較大的提高,達到了提高增壓器的整體性能水平的目的;通過增壓器與柴油機配機試驗、以及增壓器用於高原條件下的牽引試驗,驗證了新設計的壓氣機不但具有高效率,還改善了高效率區的流量分佈,使牽引特性線貫穿高效率區。
  8. Design of a high output power, high combining efficiency power combiner at ka - band based on a slotted - waveguide was presented in this thesis. slotted - waveguide power divider, which achieves power - dividing and waveguide - microstrip transition at the same time takes the advantages of low profile, low cost and high combining efficiency

    用開槽波導同時完成功率分配/合成及波導-微帶過渡,具有體積小、合成效率高的特點,既不屬于空間功率合成又與傳統的電路合成有所區別。
  9. Based on the compound poly - power function cam profiler design method of optimum cam profile was investigated. cam time profile of the original tbd604b diesel was analyzed and the cam profile was designed again by use of the method mentioned in this paper. performance testing improved and higher power output tbd604b diesel was satisfactory

    本文以復合高次方凸輪型線為基礎,探討了凸輪型線的優化設計方法,對tbd604b柴油機原機的配氣凸輪進行分析了解了tbd604b柴油機配氣凸輪的升程函數為高次方曲線,且經優化,在允許的最大正加速度條件下,豐滿系數已達最大值。
  10. Although the pss enhances the power system, the sps controller provides most of the damping and improves the voltage profile of the system

    結果表明:盡管pss能夠使系統穩定,但sps比pss在抑制低頻振蕩、改善電壓波形方面具有更好的效果。
  11. The paper builds the application model by lucubrating the protocol and profile of bluetooth. 1 ). using fiber as the backbone network in nayong power plant

    結合貴州省納雍發電廠的實際情況,本論文建立了藍牙技術實現發電廠辦公自動化系統的應用模型: ( 1 ) 、發電廠內部大范圍區域採用光纖作為主幹網路。
  12. The major conclusions of the article are : 1 ) it presents the methods of the key parameter selection and calculation of the gear pump, including the volumetric capacity, the gear profile and its parameter, the leakage, and input power. and it demonstrates the rationality of the parameter selection through experiments

    本論文的主要工作及結論如下: 1 )給出了高參數齒輪泵關鍵技術參數的計算、選用方法,包括齒輪泵的轉排量、齒輪泵的轉子型式及其參數、齒輪泵的工作間隙、卸荷槽、齒輪泵的輸入扭矩的計算選擇方法,並用實驗方法檢驗了關鍵技術參數選擇的合理性。
  13. Space - time block codes ( stbc ) based on orthogonal design has attracts enough attentions in its applications in mimo - ofdm systems for its full diversity exploiting and low coding / decoding complexity. these applications include not only system performance improvement, but also reduction of the peak to average power ratio in mimo - ofdm systems. under these backgrounds, this paper first studies space - time block codes under the single carrier, flat fading situation, discusses the encoding / decoding principle and its performance under different channels. then, the author focused on the performance of space - time codes under time selective and frequency selective channels, uncovered the fundamental cause of how maximum doppler shift and power delay profile influences the performance of space - time codes through deduction and simulation

    在上述背景下,本文以單載波,平坦衰落通道下的空時分組碼為切入點,深入分析了其編譯碼原理和在不同通道情況下的性能;以此為基礎,後文展開了對空時分組碼在多載波,時間選擇性和頻率選擇性衰落通道下的性能研究,通過理論推導和充分的模擬,揭示了空時/頻分組碼在時頻選擇性衰落通道中的性能變化的根本原因;在以上對多載波系統中空時分組碼的研究的過程中,作者發現了空時分組碼在降低系統峰平比方面應用的可行性,提出了一種降低峰平比的新方法。
  14. A better desired ventilation form is acquired by comparing the three efficiency values. on the basis of recently materials collected in the field at home and abroad, this paper adopts two - equation turbulence model by analysis and comparison, and sets up mathematical model to study three - dimentional indoor turbulent flow. control - volume method and power - law scheme is used to discrete these differential equations. according to semi - implicit method for pressure - linked equations ( simple algorithm ), author writes a general program in c language for simulation of the velocity profile, temperature and pollution concentration distributions of indoor airflow, and the writing, the debugging and the running of the program. all are completed in microsoft visual c + + 6. 0 environment

    在收集國內外在這一領域內的大量資料的基礎上,通過分析與比較,採用了k -雙方程模型來研究室內氣流的濃度分佈,建立了描寫穩態的三維紊流室內氣流濃度分佈的數學模型,採用控制容積法和冪函數分佈方案來離散微分方程組,按壓力藕合方程的半隱式法( simple )演算法,用c語言編寫了計算室內氣流流場和溫度場、濃度場的通用程序,並在microsoftvisualc + + 6 . 0環境下對程序進行編制、調試與運行,並對調試工作做了探討與分析。
  15. Reactive power optimization is one of the most important control methods to ensure power system operation securely and economically, and an effective measure to improve the voltage profile and reduce the loss

    電力系統無功優化是保證系統安全、經濟運行的一項有效手段,是降低網損、提高電壓質量的重要措施。
  16. Reactive power optimization is one of the most important control methods to ensure power system operation securely and economically, and an effective measure to improve the voltage profile and reduce the transmission loss

    電力系統無功優化是保證系統安全、經濟運行的一項有效手段,是降低網損、提高電壓質量的重要措施。
  17. In the design of optically amplified links for wdm applications, in which the number and power level of the input channels may vary randomly in time as in a network scenario, it is thus essential to stablize the amplifier gain profile

    但其增益譜並不平坦,這就要求用於波分復用系統的摻鉺光纖放大器要有合適的增益、噪聲系數和輸出功率,還要求增益的動態平衡。
分享友人