peak energy 中文意思是什麼

peak energy 解釋
峰值能量峰
  • peak : vi 1 瘦弱;消瘦,憔悴。2 減少,縮小 (out)。n 1 山峰,山頂;孤山。2 (胡須等的)尖兒;尖端。3 最...
  • energy : n. 1. 干勁,活力。2. (語言、行為等的)生動。3. 〈pl. 〉 (個人的)精力;能力。4. 【物理學】能,能量。
  1. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺點,本文提出了一種應用於激光多普勒測速的高精度信號處理技術,即首先利用加hanning窗的welch修正周期圖演算法得到信號功率譜,搜索其譜峰值頻率,接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析,再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析,從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來,充分發揮各自的優點:通過加hanning窗的welch修正周期圖演算法快速得到功率譜及峰值頻率,通過goertzel演算法獲得分析頻帶的高解析度頻譜,然後通過能量重心校正演算法對細化后的頻譜進行高精度校正,這樣不僅保證了演算法的高效性,而且大大提高了分析的精度。
  2. However, by the time a lightning strike has traveled through the distribution network, surge arrestors will have dissipated a proportion of the charge, network impedance will have shaped the impulse and the residual energy can be represented in terms of its waveshape, and its peak current which is what will be present at a service entrance

    然而,雷擊經過電力網路進行傳送以後,避雷放電器會將一部分能量泄放掉,網路的阻抗也會對電涌進行修整,而殘余的能量將可以以它的波形來體現,其峰值電流也就是建築物進入端將會出現的情況。
  3. The results show that effects of alkali metal salts on conductivity are different because of their different anion radium, crystal lattice energy, ionic mobility and solubility in electrolytes, that different ionic conduction modes of electrolytes result to double - peak of salt concentration dependence of conductivity and different temperature dependence, and that different influences of plasticizer to conductivity result from their different action

    結果表明,不同堿金屬鹽對電解質電導率的影響因其陽離子半徑、晶格能、離子淌度以及在電解質中的溶解度的不同而不同;電導率的鹽濃度依賴性因電解質的離子傳導方式不同而明顯呈現雙峰形;增塑劑對電導率的影響則因其作用方式不同而產生不同的效果;電導率的溫度依賴性也因電解質的離子傳導方式不同而呈現不同的規律。
  4. ( 3 ) in order to prove multi - point exciting experiment good, we employ traditional ergography ( hammering method ) to make experiment, peak value pick - up method to modal identification, and compare identification result by hammering method with vibration table experiment. the result revel that vibration table experiment can obtain larger energy and more adequately excite

    在重頻、密頻時、在試驗試件的結構巨大,需要大的能量激勵才能充分激出完全模態時、在一激勵點為某階感興趣模態的節點時,都需要用多點激勵的方法。
  5. To avoid puffy, bloodshot eyes, dark under - eye circles and a pale washed - out complexion - and for peak alertness and energy - experts say you need eight hours of sleep a night

    專家們說,人每天的正常睡眠應達到8小時,這樣才能保證頭腦清醒,精力充沛,避免出現眼睛浮腫充血,黑眼圈,和面色蒼白等現象。
  6. According to the energy conservation law and presupposing not to change the times of total rotation of pumping units every day, the flush times are changed to adjust the load shape in order to realize power consumption by peak load cutting

    根據能量守衡定律,在保證抽油機每天運轉總沖數不變的前提下,用改變抽油機井沖次的方法來調節負荷,達到油田避峰用電的目的。
  7. It has been shown from numerical results that as increasing the discharge pressure, bimodal - peaks distributions for the ion energy become gradually single - peak distributions and low - energy ions increase

    數值結果表明:隨著放電氣壓增加,離子在基板上的能量分佈逐漸地由雙峰分佈變成單峰分佈,而且低能離子的數目也逐漸地增加。
  8. It ' s a more accurate method in determining the isotopic abundance of uranium. the paper describes the measurement principles that allow accurate measurements to be taken on samples of arbitrary size, shape, and measurement geometry - and of arbitrary physical and chemical composition - through the use of know nuclear decay data ( half - lives and branching intensities ). this method relies on internal gamma - ray peaks from the spectrum under analysis to self - calibrate the unknown spectrum for energy and peak shape

    本工作首次分析了pc fram軟體的演算法並使用高純鍺探測器探測歐共體低濃鈾標準樣品,使用pc fram軟體的預設參數並不能得到準確的富集度值,通過大量的實驗,本工作對鈾富集度測量中的關鍵問題進行了初步的研究並給出了本實驗室條件下準確分析鈾富集度的修正參數和條件。
  9. We also ensure public safety in all major e & m areas, administering the legislation and issuing codes of practice and guidelines on the safe use of electricity, gas, lifts and escalators as well as in such diverse areas as amusement rides, aerial ropeways and the peak tramway among others. our energy efficiency office is also actively involved in a number of programmes and initiatives to promote the wise and efficient use of energy in hong kong

    我們並負責執行法例,就使用電力、氣體、升降機及自動梯,以至機動游戲機、架空纜車及山頂纜車等制訂實務守則及指引,以保障主要機電設施操作范圍內公眾的安全。此外,我們的能源效益事務處更積極倡導各類計劃及參與連串宣傳活動,藉以提高本港市民有效使用能源的意識。
  10. The distance between one peak or crest of a wave of light, heat, or other energy and the next corresponding peak or crest

    波長光、熱或其它能量波的一個波峰或波谷與下一個對應的波峰或波谷之間的距離
  11. The activation energy of the tpl peak is calculated being about 1. 5 ev for four heat treated samples ( furnace cooling, air cooling, dry ice quenching, liquid nitrogen quenching ), and it is near the self diffuse activation energy of aluminum 1. 45ev

    爐冷、空冷、乾冰冷和液氮冷四種熱處理制度根據幾,峰峰溫數據計算的激活能的結果約為1 ? sev ,接近於鋁的自擴散激活能1 . 45ev 。
  12. Various forms of combining parts of the invention, by which water in multi - stage recirculating water - heating tank for collector and / or multi - stage confluent water - heating tank, as a whole or separately, can be heated by solar energy collector, or a heat pump, or an electrical heater, fall into the following categories : on sunny day, it ' s enough to use the solar energy collector to heat water, then hot water is stored ; in confrontation with off - peak electricity at night, use the heat pump or the electrical heater to heat water, then hot water is stored ; during the time of a cloudy day without off - peak electricity, use the heat pump to instantly heat water according to the storage capacity of predetermined amount of produced hot water, then hot water is stored

    所述的經太陽能集熱器、或熱泵、或電加熱裝置同時或分別對集熱器循環加熱水箱、分級加熱式匯流熱水箱中的水進行分級加熱的組合包括:陽光天可全部採用太陽能集熱器進行加熱和儲存熱水,夜間峰谷電時段可採用熱泵或電加熱裝置進行補充加熱和儲存熱水,無陽光的非峰谷電時段可根據定量的熱水儲量設置需求採用熱泵進行即時加熱和儲存熱水。
  13. A novel cycloconverter - rype three - phase hf link inverter topology for soft - switching based on phase - shifted full - bridge mode is proposed, whose main advantages are as follows : under the conditions of d < i < and overlap - d, the switches of the leading leg are turned on at zvs and the switches of the lagging leg are turned off at zcs and all switches of the cycloconverter circuit are commutated in the overlapping mode in the interval of zero voltage, which makes the circuit realize soft switching to the utmost extent and reliably solve the problem of peak voltage caused by the storing energy of leakage inductance of hf transformer

    論文提出一種新型移相全橋軟開關周波變流型三相高頻鏈逆變器,電路的主要優點是:前級移相全橋的移相角控制在_ d _ i和_ ( overlap ) - _ d條件下,超前橋臂零電壓開通,滯后橋臂零電流關斷,並使周波變流器所有開關在零電壓期間重疊換相,使整機開關最大程度地實現了軟開關,並可靠解決了高頻變壓器漏感儲能引起的電壓尖峰問題。
  14. Some researches about frequency doubling are made, and two methods to improve intensity of second frequency generation are given. we realized q - switched 532 nm laser, by using nd : gdvo4 as laser crystal, using cr4 + : yag as saturable absorber, using ktp as intra - cavity frequency doubling crystal. average power of 109mw, repetition of 40khz, pulse width of 30ns, pulse energy of 2. 6uj, peak power of 91w are obtained

    4 .對倍頻理論進行研究和分析:討論兩種提高二次諧波功率密度的方一法;實驗匕在國內首次實現ld端面泵浦nd : gdvo4 / ktp ,用cr4 + : yag作為可飽和吸收片的綠光激光器,腔內倍頻得到了平均功率為109mw 、重復頻率為40khz 、脈寬為3ons 、單脈沖能量為2 . 6閃、峰值功率為glw的調q綠光輸出。
  15. Summer electric rate becomes effective starting june 1st thru september 30th. the rate is 1. 1 - 1. 27 times as usual to encourage energy conservation during the peak usage season

    夏令耶電價對六月初一開始到九月三十煞?加普通成一至兩成七?主要是欲鼓勵郎熱天用電傷重耶時陣艾省電。
  16. Complexion - and for peak alertness and energy - experts say you need eight hours of sleep a night. here are some tips from the sleep disorders institute at new york ' s st. luke ' s roosevelt hospital to help you get the sleep you need

    專家們說,人每天的正常睡眠應達到8小時,這樣才能保證頭腦清醒,精力充沛,避免出現眼睛浮腫充血,黑眼圈,和面色蒼白等現象。
  17. In consideration of the special features of the power system of lhasa area, the station uses the surplus electricity to draw water and store energy when its load is at the lowest and discharges water to generate electricity at the peak load

    為維護生態環境,按拉薩電力系統的特點、電站利用負荷低谷時的多餘電量抽水蓄能負荷高峰時放水發電,總體上不改變羊卓雍湖的水量,以力保羊湖水位不下降。
  18. We had even built a 50m tall wind monitoring station at pottinger peak for monitoring of wind energy resources

    我們甚至已於?甸乍山建造一個
  19. Based on the theory that the optical properties of zncdse / znse qd structure at different formation and ripening stage are different from each other, by investigating the variation in emission peak energy and integrated intensity, the formation and ripening information of the dots was obtained, which overcomes the disadvantage of atomic force microscopy ( afm ) in that it can not be applied to the measurement of the initial formation stage of the qd. furthermore, it is of great help to clarify the controversies in the ripening process of se - compound qd

    利用量子點在不同形成和熟化階段具有不同的光學性質這一思想,通過測量zncdse znse量子結構的發光峰的位置與相對強度的變化,獲得了量子點的形成和熟化信息,從而既解決了一般金屬有機物化學氣相沉積( mocvd )設備由於沒有原位監測儀器而無法對量子點的形成過程進行監測的不足,又澄清了原子力顯微鏡表徵的量子點熟化過程的爭議。
  20. Compared with pl of pure nanotube, the emission peak energy shift value was larger. this may result from the formation of oxygen vacancies in the nanotube during the process of surface - modification

    ( 2 )使用十六醇對納米管鈦酸進行了化學修飾,結果表明納米管表面與十六醇發生酯化反應。
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