wtg 中文意思是什麼
wtg
解釋
兀突骨-
W factere w the work of strengthen the security of the enterprise information mp to be the highest priority, the whcle enthely analyses all ldnds of security problems tha a intemal netwrk of stock compan may risk thtough rystematic view. it gives out sollltions fbr the crst systffo wt on wtg, operating systeln, taling system, tu1ti - vinrs, beckalp, secwity edce and physical settings
在此基礎上，對公司現有系統作出了系統化的安全方案，包括應用防火墻技術、 vlav技術和windows2000 ）系統的安全機製作出的網路和系統平臺，防病毒和系統備份方案，根據公司中心機房建設的規模，以及中心機房所在地的現場條件，分別就空調系統、后備電源系統、防雷擊和系統監控給出實施方案。 -
Mathematic model of wtg has been established which includes wind turbine, induction generator, thyristors, synchronous 6 - pulse generator and so on. the numerical simulation curves on the 275kva wtg are given
建立了由晶閘管控制的風力發電機軟並網系統模型，以一臺275kva的發電機為例進行了模擬，給出了起動和並網的模擬波形。 -
Soft cut - in unit is one of the key technologies of the ecs of mw scale stall - regulated wtg
軟並網技術是兆瓦級失速型風力發電機組控制系統的關鍵技術之一。 -
Then the complete simulink simulation model of soft cut - in system is established. what is more, an effective control strategy of soft cut - in unit that the cut - in rotate speed of wtg and scr phase - shifting rule should be adjusted in accordance with the rotate acceleration of rotor is put forward. on the basis that the simulation model is validated, the simulation and analysis of direct cut - in and soft cut - in process of wtg are carried out, which aims at supplying necessary referential material for the r & d of soft cut - in unit
本文以軟並網裝置主電路的分析與設計?軟並網控制系統的建模與模擬分析?可控硅移相觸發軟並網控制電路的設計為主線，首先進行了軟並網裝置主電路部分的分析與設計；然後建立了雙繞組風電機組的完整模擬模型，在對模型進行驗證的基礎上，提出了有效的風電機組軟並網控制策略，即機組並網轉速與可控硅移相規律應隨電機轉子加速度進行調節，並進行了風電機組直接並網與軟並網過程的模擬分析，得出了相應的結論，為軟並網裝置的研製提供了必要的參考依據；最後設計了軟並網系統的可控硅移相觸發控制電路的硬體與軟體的實現方案，並提出了系統硬體與軟體的抗干擾措施，重點闡述了主要軟體模塊的實現方案。 -
The thesis also discusses the switch process between the big and small generators for wtg
本文還對風力機的大小電機切換進行了簡要的理論分析和設計。 -
Analyze quality problems at suppliers and wtg operation ; cooperate with other departments for trouble - shooting and solution. make improvement proposal for wtg quality
對發生在供貨商處及風機運行中出現的質量問題。與工程部門共同確定解決方案，對風力發電機組的質量提出改進建議。 -
Finally, the validity of the theoretical analysis and computer simulation is proved by experimental results. and the results show that the electric control system can satisfy the requirement of large - scale wtg
最後，通過實際的軟並網系統實驗，證明設計的硬體電路和軟體控制演算法能夠很好的實現軟起動和軟並網功能，從而可以滿足大型風力發電機組軟並網控制的要求。 -
The utilization of wind energy which is clean has become more and more important in electric power, in this paper, the electric control system of the large - scale wind turbine generator ( wtg ) is designed and studied, including central control system and grid - connected control system
風能作為一種綠色能源，已經成為一種新興的重要發電型式。本文對兆瓦級風力發電機組電控系統中的中心控制和軟並網兩個部分進行了設計和研究。 -
The thesis is a part of the project of developing an electrical control system ( ecs ) for mega - watt scale stall - regulated grid - connected wind turbine generator ( wtg ), which is a key 863 program in the tenth five year plan. at first the thesis introduces the relevant theory of the control system of wind turbine unit, then the framework of ecs and control strategy of mw stall - regulated wtg, as well as the detailed description of function of ecs are put forward. afterward the general design of hardware and software of ecs is presented
本文作為國家「十五」 863子課題?兆瓦級失速型風力發電機組電氣控制系統的研製的一部分，首先介紹了風力發電機組控制系統的相關理論，接著提出了兆瓦級失速型風電機組電控系統的總體結構，進行了有關電控系統基本功能與機組控制策略的設計，在此基礎上，提出了電控系統硬體與軟體的總體實現方案。 -
This thesis gives a brief introduction to basic theory of wind power, construction of wind farm and commissioning and operation of wind turbine by illustrating the 3rd phase extension project of ningxia electric power group co., ltd helanshan wind fram. based on the specific study on the engineering construction and the domestically and globally popular 850kw wtg, further by comparasion of the power output rate of g52 and g58, we can prove that with substitute of new material and new technology, larger capacity wtg will become popular. especially when the running diameter of blades enlarged, more power produced at same wind speed ; and the high efficiency will be further guaranteed if the gearbox, major shafting equipment be checked and maintained regularly
根據對實際工程建設的具體研究，對我國及國際上主導機型850kw風機的具體分析，以及對g52和g58風機輸出功率的比較，更進一步證明在新的技術和材料替代下，更大型的風力發電機組將會替代現有主導風機機型，特別是在風機葉輪轉動直徑增大后，相應的輸出功率在同等風速下會有明顯增加，更好的利用風能並轉變為電能;齒輪箱作為風機中主要傳動設備，只有按維護要求並根據實踐經驗定期檢查易損部件，才能使風機安全高效的運行，提高風機的經濟運營效率。
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