破壞電壓 的英文怎麼說
中文拼音 [pòhuàidiànyā]
破壞電壓
英文
bv- 破 : Ⅰ動詞1 (完整的東西受到損傷) be broken; be damaged 2 (使損壞) break; break down; damage 3 (使...
- 壞 : Ⅰ形容詞1 (不好的; 惡劣的; 使人不滿意的) bad 2 (表示程度深 多用在表示心理狀態的動詞或形容詞後面...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 壓 : 壓構詞成分。
- 破壞 : 1 (使建築物等損壞) destroy; wreck; ruin 2 (使事物受到損害) do great damage to; do harm to; da...
- 電壓 : voltage; electric tension; electric voltage
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Output breakdown voltage
輸出破壞電壓Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )
本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學性能、掃描電鏡和界面微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。Application of caving mining technology with bottom under condition of flat dipping mid - thick body and unstable rock caused the most of trench and bottom drift, located in abutment, to be destroyed and low recovery in south area, xishimen iron mine
摘要在緩傾斜中厚礦體底板巖性不穩固的條件下,採用有底柱崩落法,由於電耙道大多處于空區邊部應力集中的部位,致使塹溝及底部結構巷道破壞嚴重而使回收率極低,採用無底柱崩落卸壓則可有效解決上述難題。Shunt power capacitors of the self - healing type for a. c. systems having a rated voltage up to and including 1000 v - part 2 : ageing test, self - healing test and destruction test
額定電壓在1000v以下含1000v的交流自恢復型旁路電容器.第2部分:老化試驗自恢復試驗和破壞性試驗The shorter the interval between the two pulses of the current wave, the fewer strikes the varistors can endure. at the same time, the dc ljima changes fast - slowly - fast alone with the experiment continuing. microstructual disorder, such as variations in the height of the electrostatic potential at grain boundaries and electrode protrusions into the zinc oxide varistors, causes substantial temperature rise in a microscopic region around the defect and is the source for failure
雷電的多重閃擊對雷電過電壓保護器件的影響更加嚴重,本文首次採用不同間歇時間雙脈沖電流沖擊對氧化鋅電阻進行了多次試驗,試驗表明:氧化鋅電阻在雙脈沖電流沖擊下更容易出現老化破壞現象,間歇時間越短,電阻能耐受的沖擊次數越少;此外,直流u _ ( 1ma )值隨沖擊次數的增加具有快一慢一快的下降過程。The reasons of equipment damage are primarily brittle destroy of bushings as most earthquake data show. hence, the seismic capability of equipments is just that of the bushings, namely the maximal strain of bushings controls the equipment damage
震害資料表明,電瓷型高壓電氣設備的破壞是引起高壓電網系統破壞的關鍵點,而此類設備的破壞主要由於設備瓷柱部分脆性破壞造成。When switching the no - load overhead lines by alternating - current high - voltage circuit breaker which is a kind of daily operations in electric power system, over - voltage is probably bringed out and insulating property of the electric devices is breakdowned sometimes, especially, when occuring re - strike. the main purposes that the tests on switching line - charging current are performed in the laboratory are assessing re - strike performance of circuit - breakers. according to the test results, the design of the circuit - breaker is optimized and re - strike performance is improved
交流高壓斷路器是電力系統中最關鍵最重要的設備之一,斷路器開合空載架空線路是電力系統中常見的操作,操作過程中通常會出現過電壓,對系統絕緣造成威脅,嚴重時會破壞系統的絕緣性能,發生事故,隨著電力系統電壓等級的提高、輸電線路不斷延長及傳輸容量的增大,由操作過電壓引起的絕緣閃絡、設備破壞事故的幾率更加突出。In order to avoid the ehv system disaster caused by reclosing on the permanent fault of transmission line, adaptive autoreclosure based on microprocessor - based protection arises at the historic moment, but is still in the stage of theory study
為了避免超高壓輸電線路採用自動重合閘時重合於永久性故障所造成系統穩定破壞等重大系統災難,在微機保護的基礎上,自適應重合閘應運而生,但尚處于理論探索階段。For guangdong power grid, this paper states research significance of power system voltage stability, expounds the concept of voltage stability and voltage collapse, the analysis models and methods, gives some measures to prevent the damage of voltage instability
本文針對廣東實際電網,論述了電力系統電壓穩定問題研究意義,闡述了電壓穩定及電壓崩潰的概念、電壓穩定的分析模型和方法,給出了防止發生電壓穩定破壞的措施。While the insulation is usually the feeble tache of high voltage electric apparatus and a large part of malfunctions are brought by the destruction of insulation
同時絕緣通常是高壓電器設備中的薄弱環節,故障中很大一部分就是由於絕緣破壞而造成的。When the rotor to ground voltage is exceed the critical oil film threshold voltage, the oil film breakdown induce a large current, and even appear electric discharge machining ( edm ) current. therefore, the lubricate interface is damaged
當電壓超過了潤滑油膜所能承受的電壓時,油膜被擊穿出現很大的放電電流,甚至出現電火花,導致潤滑界面的破壞。After ca. 20 minutes ( regeneration time of the drier ) and when the operating temperature is attained on the residual ozone eliminator, the ozat ? cfs begins to flush
大概20分鐘(乾燥器的再生時間)后並且尾氣破壞器的溫度達到時,打開增壓泵開始運行,打開臭氧發生器電源對臭氧發生器進行吹掃。Destructive tests on welds in metallic materials - resistance welding - pressure test on resistance seam welds iso 17654 : 2003 ; german version en iso 17654 : 2003
金屬材料焊縫破壞檢驗.電阻焊.電阻縫焊壓力試驗Surge suppressor surge suppressors are devices capable of conducting high transient voltages. they are used for protecting other devices that could be destroyed by the transient voltages
突變抑制器突變抑制器是能夠抑制瞬間高電壓的設施,用來保護其他設備免受瞬間電壓的破壞。Through the monitoring on the frequency performance and square - wave response performance of manganese - zinc ferrite coil with different sizes., different ratios of winding and different matching impedances, the result shows that manganese - zinc ferrite coil with proper ratio of winding and matching impedance can effectively restrain the interference and damage which the over - voltage and large - current signals of the power system do to the on - line monitoring system
通過對不同尺寸、不同匝數比和不同匹配阻抗下的錳鋅鐵氧體線圈的頻帶性能、方波響應性能測試實驗,結果表明:適當匝數比和匹配阻抗的錳鋅鐵氧體線圈可以有效地抑制系統過電壓和大電流信號對在線監測系統干擾和破壞。Models have wide input range, high efficiency and surge protection ; thus, your appliances are protected against damaging voltage. capacity from 2kva to 150kva
R有廣泛的輸入范圍,高的效率和突波保護;藉此保護您的設備免於電壓不穩定的破壞Shunt power capacitors of the non - self - healing type for a. c. systems having a rated voltage up to and including 1kv - part 2 : ageing test and destruction test
標稱電壓1kv及以下交流電力系統用非自愈式並聯電容器第2部分:老化試驗和破壞試驗Shunt power capacitors of the self - healing type for a. c. systems having a rated voltage up to and including 1000v - part 2 : ageing test, self - healing test and destruction test
標稱電壓1 kv及以下交流電力系統用自愈式並聯電容器第2部分:老化試驗自愈性試驗和破壞試驗The authors have observed the progress of deformation and destruction of coal bodies in the experiment, carried out the macroscopic and microscopic research of the destruction progress of coal samples under load by means of servo electro - hydraulic loading test and electromagnetic radiation and audio emission monitoring, analyzed the cracking rate of coal samples under different situation, investigated the formation and development of cracking by use of fracture and elasticity mechanics, and thus established a sound experimental basis for the prediction by using gray classification
摘要進行了煤體變形破壞過程實驗,利用電液壓伺服加載試驗、電磁輻射和聲發射監測手段,從宏觀、細觀、微觀三個方面對煤樣受載破裂過程進行試驗研究,分析煤樣的裂隙發展速度及其所處的不同的狀態,並參照目前的預測方法提出了煤與瓦斯突出危險狀態灰色分類方法。Compared with the extension actuation mechanism of piezoelectric materials when electric field and poling direction are along the piezoelectric layer thickness, the shear actuation mechanism of piezoelectric materials when applied electric field and poling direction are perpendicular can induce lower stresses in actuators, which can reduce the possibility of debonding in actuators boundaries
與外加電場與極化方向平行於板厚度的壓電材料的拉伸作動機制相比,外加電場與極化方向垂直的壓電材料的剪切作動機制可以在作動器內產生較小的應力,從而降低作動器邊界產生分層破壞的危險。分享友人