نتایج جستجو برای: metallurgical parameters
تعداد نتایج: 581852 فیلتر نتایج به سال:
in this thesis, we consider a mathematical model of cancer with completely unknown parameters. we study the stability of critical points which are biologically admissible. then we consider a control on the system and introduce situations at which solutions are attracted to critical points and so the cancer disease has auto healing. the lyapunov stability method is used for estimating the un...
The paper presents the model of operator’s specialist traveling crane for qualitative needs of studies on human work place. The crane accepted for analysis supports the metallurgical process of rolling sheets.
This case study involves two continuously cast steel crankshaft failures. Three parties performed their own failure analyses: (1) the engine manufacturer responsible for component design, specification, and application; (2) the steel supplier and forging supplier responsible for making the steel, forging the shape, and preliminary heat treatment; and (3) a supplier that provided induction harde...
In this research similar joining of NiTi shape memory alloy was studied. For this purpose, NiTi alloy in the form of wires with circular cross section possessing martensitic phase structure at room temperature was used. By utilizing Nd:YAG pulsed laser welding method followed by optimizing its technical parameters, a defectless joint in terms of appearance and metallurgical properties was obtai...
The article systematizes the main industrial types of carbonate rock deposits in Ukraine and analyzes directions their use. Metallurgical production sugar industry are identified as areas use that short supply. Most these explored reserves rocks located within Donetsk region territory Crimea. number rest does not provide a sufficient period operation work enterprises for more than 10-15 years. ...
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