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本文对S432祖克浆纱机优越的设备性能进行了详细的剖析和研究,对S432祖克浆纱机的张力、伸长、车速、压浆力、压浆辊硬度及压榨宽度等二艺参数予以量化,并在生产实践中针对不同的品种提出较为妥善的工艺配置。 相似文献
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本文对S432祖克浆纱机优越的设备性能进行了详细的剖析和研究,对S432祖克浆纱机的张力、伸长、车速、压浆力、压浆辊硬度及压榨宽度等工艺参数予以量化,并在生产实践中针对不同的品种提出较为妥善的工艺配置。 相似文献
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对S432祖克浆纱机的性能进行了剖析和研究,并对其张力、伸长、车速、压浆力、压浆辊硬度及挤压宽度等相关工艺参数予以量化,提出了生产不同品种时较为合适的工艺配置。 相似文献
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G142型浆纱机改造与高压上浆工艺研讨 总被引:1,自引:1,他引:0
全面论述了G142型浆纱机的改造项目。指出重点改造浆槽、上浆辊和压浆辊,增加气动加压装置无级调压,采用15KN压浆力,即可接近新型浆纱机水平,实现高压、高浓、低粘上浆工艺。 相似文献
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G1 4 2型浆纱机采用弹簧加压方式控制压浆力,调节压浆力只能凭经验进行调节,经常出现压力过大、过小或同一压浆辊两端压力不一致的问题,而且加压弹簧经长期使用后还会出现压力减小的现象,造成加压不准确。我们经过反复研究,设计出一套改进方案,能取得如下效果:可对前、后压浆辊设置不同压力,在浆纱机低速时配合低压力,高速时配合高压力,前压浆辊可设置低压浆力P1 、高压浆力P2 ,后压浆辊可设置低压浆力P3、高压浆力P4四种压力,并且在突然停电时还会利用余压使压浆辊自动抬起。改造后的电气控制原理图见图1。图1 电气控制原理图图1中SA1… 相似文献
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S422型双浆槽浆纱机的使用与品种开发 总被引:5,自引:0,他引:5
本文介绍引进的祖克S422型双浆槽浆纱机与国产设备配套的产品开发情况及所取得的效果,重点分析了S422型浆纱机的压浆力,各区张力,烘干温度,伸长率和车速的选用及控制等。 相似文献
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为改善浆纱质量,提高产品档次,我厂于1992年4月对G 142C—300型浆纱机机械式压浆改为气动控制压浆,取得了良好的经济效益。一、机械压浆和气动压浆的特点比较: 原机械式压浆的主要缺点是:压浆力不能随车速改变而自动调节, 相似文献
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目的研究安哥诺李的最佳榨汁工艺。方法通过单因素试验和正交试验对安哥诺李的榨汁工艺进行研究。结果确定最佳热烫时间为4min、维生素C添加量0.06%;最佳酶处理条件:酶用量0.10%,酶作用时间4h,50℃,pH4.0;加2倍水榨汁,出汁率80.3%。结论可为安哥诺李果汁饮料的生产加工提供参考。 相似文献
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Squeezing Flow Viscosimetry of Peanut Butter 总被引:3,自引:0,他引:3
The rheological characteristics of peanut butter were determined in two types of lubricated squeezing flow tests, one based on constant deformation rate and the other on deformation under constant stress (creep). Elongational flow was observed in both types of tests. When the flow regime was not governed by viscoelastic effects, peanut butter could be described as a power law fluid with consistency on the order of 70–200 KPa and flow index of 0.5–0.7. 相似文献
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普通重型轧车的轧辊挠度较大,线压力不均匀,轧压时导致织物中间带液率高,两边带液率低,影响联合机车速。采用中支轧辊改造大直径的特宽幅重型轧车轧辊,可以降低轧余率15%以上,提高轧车的使用寿命,达到投入少、节能效果显著的目的。文中介绍了国内首创的中支轧辊的技术性能和基本原理。 相似文献
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Thongchai Suwonsichon Micha Peleg 《Journal of the science of food and agriculture》1999,79(6):911-921
Samples of plain yogurt of two national brands, almost intact and after stirring for 1 min by hand and with a domestic blender, were placed in a wide shallow TeflonR container. They were subsequently compressed with a wide TeflonR plate to induce imperfect lubricated ‘squeezing flow’. The recorded force versus height relationships were plotted on logarithmic co‐ordinates. The resulting curves all had a clear linear part indicating the region where squeezing flow was dominant. Its slope was on the order of −1.2 to −1.3 in the almost intact specimens and −0.5 to −0.9 in the stirred samples. The test reproducibility, expressed in terms of the coefficient of variation (100σ/ x ) was on the order of about 15% more than sufficient to detect textural differences between the two brands and to monitor textural changes caused by stirring. These were expressed in terms of the apparent compressive stress at two preselected heights (1 and 2 mm) and the residual stress after relaxation for two preselected times (60 and 120 s). The flowability of the stirred samples was also expressed in terms of apparent elongational viscosity versus biaxial elongational strain rate relationships. All these mechanical parameters had a modest dependence on the upper plate diameter but the latter had no effect on their sensitivity as measures of yogurt consistency. © 1999 Society of Chemical Industry 相似文献