on-load operation 中文意思是什麼

on-load operation 解釋
負載操作
  • on : adv 1 〈接觸、覆蓋〉上去;開(opp off)。 turn on the light [radio water gas] 開電燈[收音機、自來...
  • load : n 1 裝載,擔子;負擔;工作(負荷)量。2 (車船等的)裝載量;一馱,一車,一飛機。3 【電、機】(機...
  • operation : n 1 動作,行動,活動;業務,工作;作用。2 效果,效力;有效范圍,有效期間。4 【數學】運算;【醫學...
  1. Thus, urban gas load forecasting is an important research. it is a very important research task to forecast city gas load, for one hand, it will affect the planning of city gas pipe network, on the other hand, it is connected to the investment benefits and security of entire natural gas pipelines, and it ’ s meaningful for urban gas optimizing attemperation and gas pipeline optimizing operation

    因此,預知燃氣負荷的大小也就是城市用氣系統的負荷預測是一項非常重要的研究課題,它不僅關繫到城市燃氣管網規劃,還關繫到整個天然氣長輸管線的投資效益和可靠性,對將來連接各城市的天然氣局域網路的優化調度和城市燃氣管網的優化運行都有十分重要的意義。
  2. It can serve for synchronous spinning reserve, load following, frequency control and synchronous condenser operation. due to the difficulty of quantitative calculation, the typical cases on dynamic function of pumped storage plant are qualitatively analyzed in this paper

    抽水蓄能電站具有運行靈活、啟動迅速的特點,其在電力系統的動」態效益主要表現在緊急事故備用、負荷跟蹤、調頻和同步調相上。
  3. Based on the investigation of the average heat load during heating period and non - heating period, the paper conducts the distribution of heat load, thermodynamical calculation and economic index calculation for the union operation of various heating units

    根據調查採暖期和非採暖期的平均熱負荷,對不同類型的供熱機組聯合運行進行了熱負荷的分配、熱力計算及經濟指標的計算。
  4. Based on the theoretical analysis and design practice in successful development of allway desiel engine in china, the design concepts of key parts and components of engine, in particular the cylinder block and cylinder head, are analyzed for meeting the requirements for high performance and low emission as well as normal and reliable operation of diesel engine for medium and heavy commercial vehicle under high combustion pressure and high thermal load

    摘要結合我國自主開發的「奧威」發動機在設計工作中的理論分析與實踐,就低排放中重型商用車柴油機在開發工作中為滿足高性能、低排放的要求及在高燃燒爆發壓力和高熱負荷下正常可靠地工作,對發動機的關鍵零部件,尤其是缸蓋與缸體的設計概念進行了分析。
  5. This paper analyses the sorts of production, amounts, sites destination of production, transport equipments, operation measures, load and unload equipment, cleaning and industrial treatment equipments, presents the sorts of container needed in dangerous cargo transport and the package condition demanded in dangerous cargo transport after investigate widely, plenty - of experiments and strict theoretical analysis on the basis of researches results before considering the facts of chinese railway transport. furthermore, this paper analyses and discusses the forces the dangerous cargo in the container receive during the transport and the effects to the inner package box influenced by every kind of environments. in the end, some suggestions about how to develop the dangerous cargo transport using container are proposed

    本文在分析我國危險貨物的品類、產量、產地、運到地;運輸設備;作業方式;裝卸工具;車輛洗刷除污及工業垃圾處置等的基礎上,借鑒國外鐵路危險貨物運輸的先進經驗,在已有成果的基礎上,提出了集裝箱應有的類型,危險貨物進箱的包裝條件,對危險貨物集裝箱運輸中所受外力及流通過程中各種環境條件對集裝箱內包裝件的影響進行了分析探討,為緩沖包裝設計提供理論依據,最後,提出了發展危險貨物集裝箱運輸的若干建議。
  6. On the point of system, this paper mainly studies the optimal distribution of load in the machines of irrigation and drainage pumping station, the mathematical model and it ' s solution are studied among the machines in pumping station with two types of axial pump : full regulation or semi - regulation. this paper also studies the problems of the optimal day - operation of pumping station and the economical operation of grading pumping station. at the end, jiangdu pumping station is taken as a practical example to show the theory on economical operation of irrigation and drainage pumping station

    本文從系統的觀點出發,以排灌站機組間負荷的優化分配研究為主,分別對全調節和半調節軸流泵兩種泵型的排灌站機組間負荷優化分配的數學模型及其求解方法進行了研究,同時對排灌站最優日運行方式及梯級泵站的經濟運行也進行了初步探索,最後以江都排灌站為例,建立了排灌站經濟運行的實用模型。
  7. With the proposed method, the internal operation of lijiaxia hydropower station is optimized and the optimized load distribution is derived based on three characteristic daily load curves

    運用上述方法,分別以3條特徵日負荷曲線為依據對李家峽水電站的廠內運行進行了優化,並得到其負荷分配方案。
  8. This paper analyzes the character of the transformer load and presents the control means to reduce the comprehensive power loss to minimum by controlling the transformer operation status, which forecasts the daily load of transformer by periodical auto - regression model ( par ) and divides the daily flow line automatically into two typical phases. then, this paper simulates the par by matlab. at last, a real intelligent control device based on the ti ’ s tms320lf2407 dsp has been completed

    論文分析了配電變壓器的負載特點;提出採用周期自回歸模型預測配電站用電日負荷,根據負荷預測結果和用電時段,以綜合功率損耗最小為目的變壓器經濟運行控制方法;以ti公司的tms320lf2407dsp為基礎,完成了配電站變壓器經濟運行智能監控裝置的研製。
  9. Fixed camera fastening its interior is loaded with an electric motor, on installs the good camera after the level to be possible to adjust the angle which the camera deals with, after achieved the best surveillance effect may accept the automatic control regulator by the electric motor the signal precisely to move the localization in under the control signal function, the camera already may automatically carry on the horizontal scanning to monitor the region, also may in under the monitoring center attendant s operation the moving surveillance object input voltage : ac 24v 50 60hz, 110v 60hz, 220v 50 60hz external dimensions : 119mm 115mm is high the weight : 0. 9kg material : abs high strength casts takes shape the degrees rotation : level biggest : 350, vertical 90 may adjust the velocity of whirl : 5 second 4 seconds revolve the spacing : exterior spacing card tunable load : 7kg function input plug : 1

    Kl - 306室內水平雲臺是安裝,固定攝像機的支撐設備.它內部裝有一電動機,在水平雲臺上安裝好攝像機后可調整攝像機俯仰的角度,達到最好的監視效果后可由電動機接受來自控制器的信號精確地運行定位.在控制信號的作用下,雲臺攝像機既可自動進行水平掃描監視區域,也可在監控中心值班人員的操縱下跟蹤監視對象
  10. The main work is as following : firstly, some basic issues of economical operation of transformers are analyzed. focusing on calculating the economic load coefficient and carving up the running area of the transformer, determining the advantage between transformers, confirming economical operation mode of transformers in the parallel or divided running condition

    分析了變壓器經濟運行的一些基本問題,主要對變壓器的經濟負載系數的計算、運行區間的劃分,變壓器間技術優劣的判定以及並列和分列運行模式下經濟運行方式的確定進行了分析和討論。
  11. The combustion - optimizing and automatic control system is being adopted on boiler no. 2 in jiaozuo power plant, successfully realizing the combustion optimizing control of said boiler under constant load and varying load conditions, the on - line combustion debugging test, and the monitoring analysis of operation economic behavior, making the said boiler always to be safe operation with highest efficiency, enhancing averagely the boiler efficiency to more than 0. 5 %, economic benefit being obvious

    摘要焦作電廠2號爐採用燃燒優化與自動控制系統,成功地實現了鍋爐定負荷和變負荷過程的燃燒優化控制、鍋爐在線燃燒調整試驗和運行經濟監測分析,使鍋爐時刻在最高效率下安全運行,鍋爐效率平均提高0 . 5 %以上,經濟效益顯著。
  12. Firstly, the spontaneous drop of slag on walltube at the time of boiler load shift is researched and it is the innovative research on the effect on the slagging of boiler operation

    首先探索鍋爐變負荷運行時爐膛自然掉渣的機理,創新性地開展鍋爐運行條件對爐膛灰渣的影響。
  13. Four different schemes have been tested on the basis of load variation features concerning the hot water, obtaining optimal design parameters and operation mode

    根據熱水負荷變化的特點,進行了4種方案的試驗,獲得了最佳的設計參數及運行方式。
  14. This paper establishes the linear model of hydro - turbine and deducts its transfer coefficients. then the optimized operation parameters are gained in the frequency disturbance and load rejection simulation. through comparing dynamically, this paper analyses the impact on its dynamic performance if some governing system parameter changes

    在研究小波動情形時,即系統在穩定工作工況點附近小瞬變時,可以把非線性系統進行線性化處理;本文建立了水輪機調節系統的線性化模型,推導了其中的傳遞系數;對水輪機調節系統的頻率擾動和機組突甩負荷工況進行了模擬試驗,整定了最佳調節參數;通過動態比較,分析了調節系統參數改變對其動態性能的影響。
  15. Although oil is used only in the case of ignition and low load operation, the amount is very great. in order to save the precious and expensive oil, a novel technology, induction - heating multi - stage free - oil ignition technology of pulverized coal ( mfit ), is brought forward in this thesis. based on the study of ignition mechanism of coal, ignition criterion, heating method and ignition theory of pulverized coal ( pc ), mfit integrates hot - wall ignition technology, induction heating technology and multi - stage ignition technology

    為降低電站鍋爐點火成本和低負荷運行費用、解決電站鍋爐點火用油和低負荷助燃用油居高不下的問題,在分析研究煤的著火機理、著火判據、加熱方式和煤粉的點燃理論的基礎上,本文將熱壁面點火、感應加熱、多級點火等過程有機地結合起來,進行了感應加熱煤粉多級無油點火的試驗研究。
  16. Operation shows that this design has high practical value which can effectually reduce the adjust times of on - load tap changing and capacitor, thus improve the voltage quantity of supply power system

    運行結果表明,這種控制思想是可行的,可以有效減少有載調壓變壓器分接頭和電容器動作次數,從而提高供電系統的電壓質量。
  17. Through analyzing the mathematical model of two winding transformer, the effect after on - load tap changing on voltage and reactive power balance at each side, effect of shunt capacitor compensation on voltage and reactive power balance in substation the relation between transformer tap adjusting and shunt capacitor switching in practical grid operation were discussed

    摘要通過對兩卷變壓器的數學模型進行分析,討論了兩卷變壓器抽頭調整后,變電站各側電壓及無功功率的變化;無功補償對變電站各側電壓及無功功率的影響;實際電網生產運行中,無功補償與變壓器抽頭的配合調整。
  18. According to the characteristic of nine - area diagram of substation vol / var coordinated control, this system gives the defination of fuzzy sets and the degree of membership of input / output variables, and designs corresponding control rules. the results of simulation demonstrate the system can satisfy the constrains of the day - adjusting times of the switching of on - load transformer and paralleled compensation capacitors, and ensure voltage quality, reactive power basical balance. considering the var requirement in different load time period and the control demand in load saltation, a improved control scheme is provided. the results of simulation show the improved scheme can meet the demand of vol / var in different load time period, protect the wrong operation when either voltage or reactive power appears saltation, and decrease the times of regulation of the switching of on - load transformer and paralleled compensation capacitors finally, a background software module of substation vol / var coordinated control is designed, based on the supervisory control and data acquisition system of substation

    模擬結果證明該系統能在各種負荷條件下確保電壓合格和無功基本平衡,且能滿足變電站對有載調壓變壓器分接頭日調節次數和並聯補償電容器組的日投切次數的限制。通過考慮不同負荷時段對無功功率的需求和負荷突變情況下的控制要求,對上述模糊控制策略進行了改進,模擬結果證明改進后的控制策略能滿足不同負荷時段對電壓和無功的要求、抑制電壓或無功突變情況下的誤動作,且有效地減少了有載調壓變壓器分接頭和並聯補償電容器組的調節次數。最後基於變電站scada系統設計了一后臺電壓無功綜合控制軟體模塊。
  19. By using airport runway pavement assessment software, the author simulates the vertical acceleration and dynamic load while an aircraft is taxing on two different - roughness runway pavements, and analyzes the impact of runway pavement roughness on aircraft operation on the basis of the result of simulation

    藉助機場道面平整度評估軟體,對飛機在兩種平整度不同的跑道上滑行時的豎向加速度和動載進行了模擬,並根據模擬結果分析了跑道道面平整度對飛機運行的影響。
  20. For example, db2 load could run simultaneously on each partition, splitting the load operation up in parallel across the servers

    例如, db2 load可以在每個分區上同時運行,負載操作可以并行地分攤到多個服務器上。
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