square coil 中文意思是什麼
square coil
解釋
矩形線圈-
Our main products : wire netting machine, semi and automatism diamond netting machine, facility chain link fence machine, machine with shuttle and non shuttle, crimped wire mesh machine, barbed wire machine, razor barbed wire machine, hexagonal wire netting machine, electric welding net machine, square opening wire mesh weaving machine, shuttleless weaving machine, fiberglass iinsect screening weaving machine, coil & wire winding machine, wire mesh fencing machine, gill netting machine, all types of draw bench machine
主要生產：金屬絲網織網機，半、全自動菱形網機，簡易型勾花網機，無梭織機，有梭織機，軋花網機，電焊網機，點焊網片機，窗紗機，鋼板網機，六角網機，石籠網機，護欄網焊機，扣絲機，刺網機，清潔球機，大、中、小型拉絲機等。 -
By using the conclusion from teaching material and taking rectangle current coil to be four conducting wire, the formular of magnetic fieldis derived and the special case of square current coil is also discussed
摘要利用教材中一個常見例題的結論，將矩形載流線圈視為四段載流導線，採取分段計算然後疊：加的方法，導出了矩形載流線圈空間磁場分佈的普遍表達式，並討論正方形線圈的特殊情況。 -
A novel strip - coil - baffle structure used to enhance heat transfer and support the tube bundle for a tube - shell heat exchanger is proposed. the new structure can sleeve the tubes in bundle alternatively to create a vortex flow in a heat exchanger. the numerical simulation on the flow and heat transfer characteristics for this new structure heat exchanger is conducted. the computational domain consists of two strip - coil sleeved tubes and two bare tubes oppositely placed at each corner of a square. the velocity and temperature fields in such strip - coil - baffled channel are simulated using fluent software. the effects of the strip - coil - baffles on heat transfer enhancement and flow resistance in relation to the reynolds number are analyzed. the results show that this new structure bundle can enhance the heat transfer coefficient up to a range of 40 ? to 55 ? in comparison with a bare tube bundle ; meanwhile, higher flow resistance is also accompanied. it is believe that the strip - coil - baffled heat exchanger should have promising applications in many industry fields
介紹了一種用於強化管殼式換熱器殼側傳熱和支撐管束的螺旋折流片新型結構，該結構是對換熱器管子相間地套上螺旋折流片以產生旋渦流動.研究模型是在正方形布置的4個管子中的2個對角管子套上螺旋折流片后形成的通道，利用fluent軟體對該上述四管通道模型的流場和溫度分佈情況進行了數值模擬;分析了四管通道模型中螺旋折流片對強化傳熱和流動阻力隨雷諾數的變化關系的影響.算例結果顯示該新型結構可比相同尺寸的光管通道中的情形傳熱系數提高約40 ? 55 ? ，同時也將伴隨較高的流動阻力.可以相信螺旋折流片式換熱器將會在許多工業領域有良好的應用前景 -
Abstract : a novel strip - coil - baffle structure used to enhance heat transfer and support the tube bundle for a tube - shell heat exchanger is proposed. the new structure can sleeve the tubes in bundle alternatively to create a vortex flow in a heat exchanger. the numerical simulation on the flow and heat transfer characteristics for this new structure heat exchanger is conducted. the computational domain consists of two strip - coil sleeved tubes and two bare tubes oppositely placed at each corner of a square. the velocity and temperature fields in such strip - coil - baffled channel are simulated using fluent software. the effects of the strip - coil - baffles on heat transfer enhancement and flow resistance in relation to the reynolds number are analyzed. the results show that this new structure bundle can enhance the heat transfer coefficient up to a range of 40 ? to 55 ? in comparison with a bare tube bundle ; meanwhile, higher flow resistance is also accompanied. it is believe that the strip - coil - baffled heat exchanger should have promising applications in many industry fields
文摘:介紹了一種用於強化管殼式換熱器殼側傳熱和支撐管束的螺旋折流片新型結構，該結構是對換熱器管子相間地套上螺旋折流片以產生旋渦流動.研究模型是在正方形布置的4個管子中的2個對角管子套上螺旋折流片后形成的通道，利用fluent軟體對該上述四管通道模型的流場和溫度分佈情況進行了數值模擬;分析了四管通道模型中螺旋折流片對強化傳熱和流動阻力隨雷諾數的變化關系的影響.算例結果顯示該新型結構可比相同尺寸的光管通道中的情形傳熱系數提高約40 ? 55 ? ，同時也將伴隨較高的流動阻力.可以相信螺旋折流片式換熱器將會在許多工業領域有良好的應用前景 -
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。 -
We at jiangsu xinglilai special steel co., ltd. was set up in 1999, located in the west of dainan science and technology garden, xinghua city, jiangsu province, china. the factory covers the area of 16 000 square meters, with total assests of 300 million yuan, existing 700 staff. the annual output of 70, 000 tons of stainless steel products. the main products are ss steel coil / strips, ss steel pipes / tubes, ss wire, ss angle bar, ss black round bar, ss hexagonal bar. . ect
我司座落於中國著名的不銹鋼交易品市場戴南鎮，其創建於1999年，是一家集冶煉、熱軋、冷軋、制管為一體的專業生產產家.公司現佔地面積16萬平方米，總資產近3億，員工700餘人，具備年產不銹鋼材料7萬噸，是國家不銹鋼協會會員單位
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