灰腐蝕 的英文怎麼說
中文拼音 [huīfǔshí]
灰腐蝕
英文
ash attack-
Grey forecasting of corrosion speed for electric heat - concomitance pipes of buried pipeline at liaohe teshi
遼河特石埋地管道電伴熱管腐蝕速度灰色預測Cenotes are created when limestone in the cave system erodes and the roof collpases, forming a water - filled sinkhole
當洞穴系統內的石灰巖發生腐蝕而且頂部開始下沉的時候，就形成了盛滿湖水或河水的灰巖坑。Standard specification for chemical - resistant sulfur mortar
耐化學腐蝕硫化灰漿標準規范In charge of one of major subjects of the national eighth five - year plan, i. e. " study on shotcreting techniques of polyacrylate emulsion cement mortar for impermeability coating of pu ding rcc dam ", the achievement of which has been appraised by the ministry of electric power and evaluated as reaching national leading level. 2. in charge of the major subject aided by the committee of national natural science funds, " study on durability of high bolumes of fly ash concrete ", the first phase achievement of which has been commended by the committee. 3. in charge of one of major subjects of the national ninth five - year plan, i. e. " study on high performance concrete in marine engineering, design and construction ". 4. acting as one of editors - in - chief of " technical specification for abrasion and cavities resistance of concrete in hydraulic structures ", which is issued by the ministry of water resources. 5. by providing the repairing and strengthening schemes on seepage and cracks of the basement of nanjing lukou international airport, the air traffic opening of the airport was ensured as scheduled. 6. consulting services on techniques of high performance and abrasion - erosion resistance concrete for three - gorges project, anti - corrosion of reinforced concrete strutures for the ore port of shanghai baoshan iron and steel works, mass fly ash concrete for jiangyin yangtze river bridge and pumping concrete for nanjing yangtze river second bridge
主持國家「八五」攻關項目「普定碾壓混凝土壩上游面丙乳砂漿防滲層大面積施工工藝研究」 ，成果通過部級鑒定，評價屬國內領先水平； 2 .主持國家自然科學基金重大項目「高摻量粉煤灰混凝土的長期性能研究「 ，階段成果獲國家自然科學基金委通報表彰與獎勵； 3 .主持國家「九五」攻關項目「海工高性能混凝土成套技術研究」 ； 4 .水利部「水工混凝土抗沖磨防空蝕技術規范」的主編之一； 5 .為南京祿口國際機場地下室修漏與裂縫補提出技術方案被采納並實施，為機場如期通航作出貢獻； 6 .為三峽工程抗沖磨高性能混凝土技術、上海寶鋼礦石碼頭鋼筋混凝土防腐蝕技術、江陰長江大橋大體積粉煤灰混凝土技術、南京長江二橋泵送混凝土技術等提供咨詢建議。It can be used for water supply and drain in factories, mines, cities and power stations, agricultural water drain and irrigation as well as water engineering
如精礦尾礦灰渣煤渣水泥泥土礦礫等強硬度強腐蝕高濃度渣漿。被輸送的固.Standard test method for bond strength of chemical - resistant mortars
耐化學腐蝕灰漿粘結強度的標準試驗方法Standard test method for tensile strength of chemical - resistant mortar, grouts, and monolithic surfacings
耐化學腐蝕灰漿薄漿及整塊鋪面石料抗拉強度的標準試驗方法Gray relational analysis for main factors of corrosion in wen - 1 sewage treatment plant
灰關聯分析法研究中原油田文一污水的腐蝕因素We find that the cast - iron pipe is only mildly corrosive and the indoor pipeline is just rust - eaten, but the seamless steel pipe corrodes badly
結果表明：主幹線灰口鑄鐵管整體狀況良好，只有局部輕度腐蝕；庭院無縫鋼管腐蝕較嚴重；戶內管道大多存在不同程度的銹蝕。Abstract : the causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %
文摘:分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰器漏水，蒸汽引起露點腐蝕及吹灰效果差造成對流室積灰，排煙溫度高，煙氣熱量未回收利用以及爐子保溫襯里效果差等問題，提出採用聲波除灰系統、煙氣回收系統、纖維噴塗和巖棉噴塗及相應的流程調整等改造措施.測定結果表明，本次技術改造解決了因蒸汽吹灰器漏水所造成的露點腐蝕問題，提高了保溫效果，減少散熱損失1 . 25 % ，排煙溫度降至170左右，裝置的爐效率由83 %左右提高到90 %以上The causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %
分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰器漏水，蒸汽引起露點腐蝕及吹灰效果差造成對流室積灰，排煙溫度高，煙氣熱量未回收利用以及爐子保溫襯里效果差等問題，提出採用聲波除灰系統、煙氣回收系統、纖維噴塗和巖棉噴塗及相應的流程調整等改造措施.測定結果表明，本次技術改造解決了因蒸汽吹灰器漏水所造成的露點腐蝕問題，提高了保溫效果，減少散熱損失1 . 25 % ，排煙溫度降至170左右，裝置的爐效率由83 %左右提高到90 %以上Standard test method for linear shrinkage and coefficient of thermal expansion of chemical - resistant mortars, grouts, monolithic surfacings, and polymer concretes
耐化學腐蝕的灰漿薄漿整體面層和聚合物混凝土的熱膨脹系數和線收縮性的標準試驗方法It tell us : the abrasive capability of fly ash ; the similar calculation of ash erosion ; the calculation of ash erosion in the tube in turn and tube out of turn ; the reason of tube abrasion for gas flue ; the influence of air parameter for fly ash erosion ; the influence of changing temperature ; the influence of the flue gas composition, etc. next, it advances the solving measure ; reduce the flue gas velocity ; reduce the concentration of fly ash ; responsible construction : replace smooth tube with spiral tube ; use the new material of abrasion ; fuel desulfurization ; reduce so3 of flue gas ; raise flue gas temperature, making it up the dew point ; use the abrasion - resistance material to resist abrasion
討論了飛灰磨損性能、管壁受飛灰沖蝕的近似計算、灰粒對順列管和錯列管的磨損計算、煙氣走廊引起對流管束的磨損機理、空氣動力參數對飛灰沖蝕的影響以及受熱面壁溫變化及煙氣成份對飛灰磨損的影響等問題。接著提出了解決的措施：降低平均煙氣流速；降低飛灰濃度；使用鰭片管、螺旋翅片管代替光管；選擇合適的結構及排列方式，減少煙氣中so3的含量；提高受熱面壁溫使之大於煙氣的露點溫度；採用抗腐蝕材料作受熱面等防腐蝕的措施。And takes the method of passing electricity in wet environment to carry on the reinforcement corrosion acceleration to the reinforced concrete, and uses the linear polarization method to carry on the test to the polarized resistance and corrosion current density of the steel bar flowed through by electricity at different time, analyzing the rule of the change of the reinforcement corrosion parameters, and test the chloride ion diffusion coefficient to evaluate the impermeability of the concrete
本文以不同水灰比、不同含氣量、不同引氣劑的鋼筋混凝土為研究對象，採用濕通電法對鋼筋混凝土進行加速銹蝕，同時採用線性極化法對不同通電時間的極化電阻和腐蝕電流密度進行測試，分析銹蝕參數的變化規律，並通過測定cl -擴散系數來評價其抗滲性。Oxidation erosion, liquid aluminum erosion and the erosion mechanism of grey cast iron crucible for aluminum melting were described in detail. the methods such as alloying of as - cast surface for improving oxidation resistance of the grey cast iron crucible and both composition adjustment and infiltration protection for improving liquid aluminum erosion resistance of the crucible were introduced. the corrosion resistance and service life of grey cast iron crucible were improved effectively with these methods through decreasing various channels of erosion developing from the surface to the inner of crucible
詳細論述了熔鋁灰鐵坩堝的氧化腐蝕、鋁液腐蝕及其腐蝕機制，介紹了能夠提高灰鐵坩堝抗高溫氧化能力的鑄態表面合金化法和能夠提高灰鐵坩堝抗鋁液腐蝕能力的調整成分法與浸滲保護法，這些方法通過減少腐蝕由坩堝表面向基體內部發展的各種「通道」 ，有效地改善了灰鐵坩堝抗腐蝕性能，提高了坩堝使用壽命。Abstract : oxidation erosion, liquid aluminum erosion and the erosion mechanism of grey cast iron crucible for aluminum melting were described in detail. the methods such as alloying of as - cast surface for improving oxidation resistance of the grey cast iron crucible and both composition adjustment and infiltration protection for improving liquid aluminum erosion resistance of the crucible were introduced. the corrosion resistance and service life of grey cast iron crucible were improved effectively with these methods through decreasing various channels of erosion developing from the surface to the inner of crucible
文摘:詳細論述了熔鋁灰鐵坩堝的氧化腐蝕、鋁液腐蝕及其腐蝕機制，介紹了能夠提高灰鐵坩堝抗高溫氧化能力的鑄態表面合金化法和能夠提高灰鐵坩堝抗鋁液腐蝕能力的調整成分法與浸滲保護法，這些方法通過減少腐蝕由坩堝表面向基體內部發展的各種「通道」 ，有效地改善了灰鐵坩堝抗腐蝕性能，提高了坩堝使用壽命。Detecting image edge by mathematics morphology is the main goal of this paper. so we introduce origin of mathematics morphology from binary morphology to gray morphology and extensively study its different operators and quality. we happen to find that some mathematics morphological operators have ability of resisting noise, at the same time, all images have certain noise which influence detecting result except ideal image, so our research has practical value
本論文的主要目的是使用形態學的思想進行圖像的邊緣檢測。故而在文章中我們詳細的介紹了數學形態學的起源、發展，並從二值形態學出發到灰度形態學著重研究了數學形態學的膨脹、腐蝕、開運算、閉運算等各種運算和性質。在文章中，我們將邊緣的定義拓展成形態學意義下的邊緣並給出噪聲定義。Surface prep or " cleaning " is a separate process designed to safely remove swirls, scratches, acid rain etchings, pore - imbedding stains, tree sap, dead - oxidized paint, as well as stubborn surface contaminants that regular washing will not remove
預洗表面或「清潔」與安全的去除螺旋紋、劃痕、酸雨的腐蝕物、鑲嵌在小孔的灰塵、樹液、被氧化的漆面、頑固的污物，即一般很難清洗掉的污物是兩回事兒。In the industry of thermal power plants, boiler tubes, especially water wall tubes in enginery of over 300mw, water wall tubes are easily corroded in high temperature and wore by dust when the coal with high content sulphur is used, which made water wall tubes become thin and burst
在火力發電行業中，燃煤鍋爐管特別是300mw及以上機組的水冷壁管在燃用高硫含量煤時，易受到嚴重的高溫腐蝕和飛灰的磨損，使管壁減薄導致爆管事故。Standard practice for use of hydraulic cement mortars in chemical - resistant masonry
耐化學腐蝕的水硬性水泥灰漿的使用的標準實施規程分享友人