油冷卻變壓器 的英文怎麼說
中文拼音 [yóulěngquèbiànyāqì]
油冷卻變壓器
英文
oil cooled transformer- 油 : Ⅰ名詞1 (脂肪; 油脂) oil; fat; grease 2 (姓氏) a surname Ⅱ動詞1 (用桐油、油漆等塗抹) apply t...
- 冷 : Ⅰ形容詞1 (溫度低; 感覺溫度低) cold:冷水 coldwater; 你冷不冷? do you feel cold?; are you feeling...
- 卻 : Ⅰ動詞1 (後退) step back 2 (使退卻) drive back; repulse 3 (推辭; 拒絕) decline; refuse; reje...
- 壓 : 壓構詞成分。
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
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The program is the same with onan and onaf. the temperature rise of high ignition point oil transformer also use the program. some factors are analysed to influence temperature rise of transformer
該演算法適用於自然油循環變壓器自然風冷卻和吹風冷卻的情況以及冷卻流體為常規變壓器油或高燃點油的情況。The calculation method using in factory has larger error and is n ' t used in high ignition point oil transformer. in this paper a calculation method, which has been verified by experiment results, is presented based on the fundamental theories and rule equation of heat transfer to calculate the temperature rise of average oil, top oil, coil, core and hot - point. a program has been compiled
本課題立足於工程實際應用,根據傳熱學基本原理和經典試驗換熱準則式,通過對變壓器發熱冷卻原理進行分析和研究,提出了一套計算變壓器平均油溫升、頂油溫升、繞組溫升、鐵芯溫升和最熱點溫升的計算方法並編制了計算軟體,對影響變壓器溫升的因素進行了分析。For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research
本文針對變壓器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預測、主變壓器油溫測量精度低造成控制誤差大、故障率高、維護工作量大、無法實現遠程通訊等問題,經過多方面的技術分析和調研,設計開發了新型的以微處理器為核心的智能式電力變壓器風冷卻器控制系統。The sprayer is usually connected with water supply network, control value, detection alarm unit, etc. to form an automatic water spray system ( such as sprinkler fire - extinguishing system ) for saving electrical equipment, fighting burning flammable liquid, etc. it is widely used for fire control and cooling protection for such equipment / places as power plant * generating machinery, large size transformer, liquefied petrolatum tank, factory, shopping mall, hotel, warehouse, storied building and so on
該水霧噴頭通常與供水管網、控制閥門、控測報警器等組成自動噴水滅火系統(如雨淋噴水滅火系統等) ,用來撲救電氣設備,可燃液體火災等,廣泛用於保護電廠的發電設備,大型變壓器,液體石油儲罐、工廠、商場、賓館、倉庫、樓房等必須滅火、控火或防護冷卻等場所。The corrugated tank made of high quality cold - rolled - steel sheet manufactured with special production line. it can swell up or shrink compensating the oil from atmosphere. protect and delay the oil and the insulation against degradation, therefore enhance the operation reliability and free of maintenance under normal conditions
全密封變壓器與普通油浸式變壓器相比,取消了儲油櫃,由波紋油箱的波翅代替油管作為冷卻散熱元件,波紋油箱由優質冷軋薄鋼板在專用生產線上製造,波翅可以隨變壓器油體積的脹縮而脹縮,從而使變壓器內部與大氣隔絕,防止和減緩油層的劣化和絕緣受潮,增強運行可靠性,正常運行免維護。The suitable oil flux during the circulating of transformer could be defined according to the difference of temperature between the oil and wind in the inlet and the cooling capacity of the wind cooling system ; besides the oil flux can be determined by ultrasonic, it can be estimated whether the oil is flowing equably by determining the oil flux in the branch pipes ; reducing the oil flux of the oil pump could be realized by controlling to change its frequency, which could not only save the energy, reduce the wastage, but benefit the transformer ' s circulating safely
變壓器運行中可根據進口油溫和進口風溫之差、風冷卻器的冷卻容量來確定合適的油流量;油流量可以通過超聲波法進行測量,測量油的分管流量還可判斷油流的均勻情況;降低潛油泵流量可通過潛油泵的變頻控制來實現,不僅節能降耗,對變壓器的安全運行也有著重要意義。Production comprises charge air coolers for diesel engines, circuit coolers for electrical motors and power generators, radiators as well as transformer oil coolers and air coolers for the process industry
主要產品為柴油機增壓空冷器,電機及電站循環空冷器,散熱器以及變壓器油冷卻器和其他工業領域的空冷器。Transformer series zgs9 series pad - mounted transformer is a new electricity distribution equipment with hv loadbreaker, hv current - limiting fuse inside the transformer and it is insulated and cooled through mineral oil
系列組合式變壓器是一種新型配電設備俗稱美式箱變,是將高壓負荷開關,插入式熔斷器,高壓限流熔斷器安裝在變壓器油箱內,以礦物油進行絕緣和冷卻。And about 80 % of these transformers use natural oil circulation. more and more large power transformers used to using by pump and fan are cooling by onan for economy and environment protecting
目前電網上運行的電力變壓器大部分為油浸式變壓器,其中80以上是採用自然油循環的冷卻方式。The cooling method of nature oil circulation is not only widely used in small - middle type power transformer, but also used in large type power transformer with low load and low ambient temperature
自然油循環的冷卻方式不僅廣泛應用於電力網中的中小型電力變壓器,也會在在大型電力變壓器低負荷和低環境溫度時應用。On this basis, fortran program is written to solve temperature and velocity fields in transformer. by using this program we can calculate total flow, duct flow, mean temperature rise of transformer oil, oil time constant, mean oil temperature rise in each winding - coil, temperature distribution in each winding - coil, and stable / transient state temperature field. so this program has a great use value
在此基礎上,我們編制了計算自然油導向冷卻的具有餅式線圈變壓器流場和溫度場的fortran程序,程序可以對總油流量,進入各相、各油道的油流量,各線圈內的油流分佈,變壓器的油平均溫升,油的時間常數,各線圈的平均線油溫升,各線圈內的油溫分佈以及各線圈的穩態溫度場、暫態溫度場進行定量模擬,具有較強的實用價值。Alive analysis on forced oil cooling transfomer oil
強油冷卻式變壓器油流帶電分析Full - sealed assembling capacitor is applied to ac power sys - tem 50 60hz with rated voltage of 6kv 10kv 35kv for improving power factor and quality of power grid, reducing transmission loss and raising the efficiency of transmission transformation faciliti - es. this type of capacitor has an assembling full - sealed struc - ture, and it is comprised of capacitor unit body, container, insula - ition cooling impregnant, outlet ceramic bushing, pressurereleas -
額定電壓6kv 10kv及35kv的交流電力系統中用來提高功率因數改善電網質量,降低線路損耗,充分發揮輸變電設備效能。本產品為裝配式全密封結構。主要由器身波紋油箱絕緣冷卻油出線套管壓力釋放閥溫度控制器等部件組成。This numerical simulation is not limited by number of cooler, winding at each pole, directed area, and horizontal duct in each directed area, and not limited by geometrical size of discs and ducts
數值模擬對變壓器所配冷卻器臺數、每柱線圈數、各線圈導向區間數、每區內水平油道數以及線餅、油道的幾何尺寸沒有特別的限制。分享友人