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- The factors affecting the viscosity of quench oil were analyzed. 分析了急冷油粘度增長(cháng)的影響因素；
- Without obviously declining gradient, the hardness distribution in the hardened layer produced by laser quenching is rather different from that by conventional quenching. 激光淬火硬化層的硬度分布，無(wú)明顯的硬度梯度，這與常規淬火方法的結果不太一樣。
- Compared with conventional quenching and tempering process,the effect of austempering on the microstructure and properties of high chromium white cast iron was studied. 對球鐵凸輪軸的等溫淬火工藝進(jìn)行了分析,認為產(chǎn)生淬火裂紋的主要原因是:加熱爐內的溫度過(guò)高及等溫槽內鹽浴老化、等溫淬火溫度偏低。
- The fitting is vertical to allow for free draining with straight run after quench oil injection for good mixing. 急冷器是立式的，以便急冷油注入后經(jīng)直管自排，以達到良好的混合。
- Application Indirect closed heat-transfer systems. It is also suitable as a general purpose quenching oil. 密封式的間接熱傳遞系統。亦適合一般制鋼時(shí)作淬火用。
- The study on formulation and performance evaluation of overspeed quenching oil were described. 闡述了超速淬火油的研究過(guò)程及其性能評定結果。
- The hardness distribution without obviously declining gradient in one range of the hardened layer produced by plasma quenching is rather different from that by conventional quenching. 等離子表面淬火硬化層的硬度分布,在某一區域內無(wú)明顯的硬度梯度,這與常規淬火方法的結果不太一樣。
- Frequent leakage of mechanical seal of quenching oil circulating pump was a hard problem in ethylene production. 急冷油循環(huán)泵的機械密封頻繁泄漏是困擾乙烯生產(chǎn)的老難題。
- And the research progress of mechanisms of quench oil viscosity changing and mechanisms of anfifoulant were summaned. 總結了當前在急冷油粘度變化和減粘劑減粘原理方面的研究進(jìn)展;
- Degenerated and aginged quenching oil was reformed,its service property can be resumed and service life can be prolonged. 對已發(fā)生變質(zhì)和老化的淬火油進(jìn)行再生,可以恢復其使用性能,延長(cháng)其使用壽命。
- On the other hand, as the temperature of quenching oil rises, the cooling properties change resulting from the lowing of the oil Viscosity . 另一方面，淬火油使用溫度提高，油品運動(dòng)粘度降低，流動(dòng)性提高，淬火油冷卻能力提高。
- The dilution steam generator is the key e-quipment which recovers the heat of quench oil, generates DS and keeps the thermal balance of system in ethylene plant. 乙烯裝置稀釋蒸汽發(fā)生器是回收循環(huán)急冷油熱量和發(fā)生稀釋蒸汽(DS),保證該系統熱平衡的主要設備。
- Traditional and current methods for reducing quench oil viscosity were also introduced,laying stress on technologies of viscosity reducing tower and adding antifoulants. 介紹了傳統的和現行的急冷油減粘方法,重點(diǎn)介紹了減粘塔技術(shù)和添加減粘劑技術(shù);
- Traditional and current methods for reducing quench oil viscosity were also introduced, laying stress on technologies of viscosity reducing tower and adding antifoulants. 介紹了傳統的和現行的急冷油減粘方法，重點(diǎn)介紹了減粘塔技術(shù)和添加減粘劑技術(shù)；
- Through analysis and lest on liquid leakage cause of decanting distributor of quench oil tower, the source of gasoline tank heavily entraining water was found. 通過(guò)對急冷水塔的沉降分布器漏液原因進(jìn)行分析及實(shí)驗,找到了汽油槽嚴重帶水的水來(lái)源。
- The reason of high viscosity of the quench oil in the ethylene plant is disclosed. The method is presented to reduce viscosity by adding an inhibitor in" quench oil. 對乙烯裂解裝置中急冷油粘度增長(cháng)的原因及反應機理進(jìn)行了分析探討,并提出了急冷油減粘劑的開(kāi)發(fā)方向。
- In this paper,the classify standards,technique indexes and components etc.of quenching oils were introduced systemally. 系統地介紹了熱處理用淬火油的分類(lèi)標準、技術(shù)指標及組分等相關(guān)知識。
- The operation of quench systems in domestic ethylene plants are not very good until now, especially the operating parameters of quench oil system deviate from the design parameters. 目前國內乙烯裝置急冷系統操作大部分不理想,尤其是急冷油系統的操作參數與設計值偏離很大。
- "How are you?" is a conventional greeting. “你好”是一個(gè)習慣問(wèn)候語(yǔ)。
- The management of technique index of quenching oils,service life of quenching oils,and matters needing attention in use were analyzed. 分析了淬火油技術(shù)指標的維護,淬火油的使用壽命,淬火油的選擇以及使用中的注意事項。
