The formulations for calculating the stiffness coefficients and specific damping capacity are derived. 基于层合板类推法和能量耗散原理,导出了此类构件的各种刚度系数和比阻尼容量计算公式。
Measurement of Wave Energy Dissipated by Specific Damping Capacity 波能耗散的结构阻尼损耗因子度量方法
As the lightest structure material, Magnesium alloys have many advantages, such as low density, high specific strength, damping capacity, better mechanical properties, recyclable and so on, which are attracting more attention from the domestic and foreign. 镁合金是目前被国内外重新认识并积极开发的一种轻量化材料,具有低密度、高比强度、阻尼减震性好、易机械加工以及良好的可回收性等优点。
Then we use the specific damping capacity to define the effect of the particle vibration damper. Then we show that how different factors such as particle packing ratio, particle size and particle material affect the effect of the particle vibration damper. 然后利用确定阻尼能力去定义微粒阻尼器的效果,并且给出了相关参数(微粒大小,材料以及填充率)对于阻尼效果的不同影响。
That the specific damping capacity W of sandwich plates related to the thickness hc, and the damping loss factor β, and the shear modulus G of the core layer were studied. 文中还分析了夹层板的阻尼比ψ与夹芯厚度hc,夹芯材料的阻尼损耗因子β以及夹芯剪切模量G之间的关系;
Due to the advantages of the stainless steel wire, such as high specific strength, good electromagnetic shielding, good damping capacity, better corrosion resistance and better wear resistance, it has been widely applied in automobile industry and electrocommunication and so on. 镀有镍层的不锈钢细丝具有比强度高,电磁屏蔽性好,减震性好,较好的耐腐蚀和耐磨性等优点,在汽车工业和电子通讯等领域中正得到日益广泛的应用。
At present, magnesium alloy is the lightest metal structural materials. It has many advantages including low density, good specific strength and stiffness, steady dimension, good machinability and excellent damping capacity. 镁合金是目前工程应用的最轻的金属结构材料,它具有密度低,比强度和比刚度高,且尺寸稳定,易于机械加工,阻尼性能好等优点。
Magnesium alloys are widely used in the fields of automobile, electronic and aviation. Magnesium alloys possess many advantages, such as high specific strength, excellent damping capacity, better thermal conductivity, and good machinability. 镁合金具有高的比强度、比刚度、良好的减振性、导热性和可切削加工性,广泛地应用于汽车、电子、航空航天等领域。
Abstract: Mg-Li alloys, which possess high specific strength and rigidity, good damping capacity and so on, have been widely explored in application of aircraft, electronics and communication industries. 摘要:镁锂合金因具有高比强度、高比刚度、阻尼性能好等优点,在航天航空领域、电子工业及通讯行业有着广泛的应用。
Recently, Mg-Li alloys have become one of the emphases in the field of Mg alloys due to the low density, high specific strength and specific modulus, good damping capacity and good electromagnetic shielding properties. 镁锂系合金以其超轻特性和相对较大的比强度、比刚度、良好的阻尼性能以及强抗高能粒子穿透能力,而成为近年来国内外材料领域的研究重点之一。
Magnesium alloys have found wide variety of applications in different industries, due to its low density, high specific strength& stiffness and good damping capacity. 镁合金具有重量轻、比强度高、阻尼减震性好等优点,广泛应用于工业领域,而AZ系列变形镁合金因其高的变形工艺性能而成为最主要工业应用变形镁合金。