• To counter the difficulty of traditional method, the parallel connection feed-forward network of calculation method for the actual cycle thermal efficiency of a steam turbine is proposed.

    针对传统方法计算繁杂问题,本文提出了基于双并联人工神经网络的汽轮机实际循环热效率计算方法。

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  • The thermal fatigue resistance mainly depends on the high temperature yield strength and will become maximum, if the strength, plasticity and cycle thermal stability are in an adequate combination.

    疲劳抗力主要取决于材料高温屈服强度强度、塑性循环稳定性取得适当配合最大

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  • The efficiency of a coal-fired thermal plant is typically in the range of 30%-35%. In a combined cycle gas turbine system running on natural gas, the maximum efficiency is in the range 45%-50%.

    热电厂效率通常30%到50%之间,使用天然气联合循环燃气轮机系统最大效率在45%到50%之间,而很多专家认为高温燃料电池的效率可达到80%至85%。

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  • La Nina is a natural 3-6-year cycle, and the cold stretch of a periodic thermal oscillation in ocean surface temperatures that occurs throughout the tropical Pacific.

    拉尼娜每隔3到6年发生一次,太平洋热带地区海水温度会随之发生周期性异常变

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  • In this paper, the thermal elastic-plastic stresses of the components which underwent local high temperature cycle were analyzed by FEM.

    本文局部经受高温循环构件弹塑性应力进行有限元分析。

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  • Based on the brake characteristic of water-cooling disc brakes during going down, the FEM model of thermal analysis during cycle braking is established.

    基于盘式刹车在下钻过程中的制动特性建立了水冷刹车盘下钻过程中循环制动有限元分析模型

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  • Thermal cycle is the most usual and the most efficient screening mode of ESS.

    温度循环环境应力筛选常用、最有效筛选模式

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  • Moreover, it is revealed that the deformation resistance in the thermal cycle process is related to the increase of its tensile stress and the decrease of yield strength.

    研究进一步表明,材料变形难易程度又变温循环过程疲劳试样拉伸应力增加材料屈服强度的降低有关。

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  • The welding thermal cycle and section dimensions of the welding seam were measured in the condition of the simulated welding process parameters for checking simulation results.

    采用模拟焊接工艺参数进行钨极氩弧焊平板对接焊,测定焊接循环曲线焊缝截面尺寸模拟结果加以验证

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  • Further, according to thermal cycle calculated by the finite element method, the thickness of reaction layer was predicted in the case of different heat input.

    进一步通过有限元数值模拟方法计算了界面不同位置循环曲线,进行不同输入条件下反应厚度预测

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  • In these experiments, the ACAR cycle shows not only its ability to achieve low refrigeration temperature but also its great potential in utilizing low grade thermal energy as driving power.

    实验结果的分析、比较表明,ACAR循环利用低品位热源获得深度制冷方面具有良好的潜力

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  • Thermal cycle is an important parameter to influence the mechanical properties of the welded joint.

    焊接循环对焊接接头性能影响至关重要

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  • Based on the analysis of the real engine's working process, a new model of irreversible thermal cycle for heat engine is proposed by using the finite time thermodynamics.

    分析实际发动机工作过程基础利用有限时间热力学理论方法,建立了一种新的不可逆热机热力循环模型

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  • A finite element modeling of SCSP was performed. The distribution of thermal stress of SCSP under temperature cycle was analyzed.

    研究了温度循环载荷叠层芯片封装元件(scsp)应力分布情况,建立了SCSP的有限元模型

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  • Numerical simulation in one-dimensional unsteady flow of thermal dynamic cycle process in PDE is presented by the characteristic method.

    脉冲震发动机热力循环过程应用特征线一维场的数值模拟

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  • The results indicated that after machining the stress is re arranged and the residual stress decreases; the effect of thermal cycle stress relief treatment is little.

    结果表明加工以后使应力重新分布使残余应力降低或均匀化,冷热循环去应力处理效果很小。

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  • The optimization of the ecological function makes the entropy generation rate of cycle decrease greatly and the thermal efficiency increase with the cost of a little decreasing of the power output.

    生态学优化牺牲小部分输出功率代价,较大地降低循环而且一定程度上提高热机效率

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  • Concurrently analyzed is that improvement of effective thermal efficiency after rise in compression ratio and water injection is resulted from thermal efficiency promotion of fuel-air ideal cycle.

    同时分析了提高压缩掺水蒸气有效热效率提高主要来源燃料—空气理想循环热效率的提高。

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  • The thermal system of HRSGs is introduced for a 700MW-class combined gas-steam cycle unit with multi-shaft arrangement in present paper.

    介绍套700MW级多轴布置的燃气-蒸汽联合循环机组及其余热锅炉的热力系统

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  • The synthesis of thermal, centrifugal and aerodynamic stresses may cause the low cycle fatigue failure of the blades.

    这种应力离心应力、气动应力合成综合应力可能引起涡轮叶片的循环疲劳失效

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  • In thermal system analysis of co-generation unit, the paper has perfected the analysis thought of multiple cycle, and constructed the supplement equation of the EEDM equation.

    供热机组热力系统分析计算中,完善多重循环分析思路,构建了适于计算循环排汽系数(再热系数)EEDM补充方程

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  • The toughness of weld metal is the highest while the coarse grained region in the HAZ is the lowest because of welding thermal cycle and formation of brittle microstructure.

    试验钢由针状铁素体少量块状铁素体组成,焊缝为典型针状铁素体组织焊接影响晶区粒状贝氏体为主。

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  • The influence of welding thermal cycle on structure and properties in grain-coarsening region of X80 pipeline steel was investigated by weld thermal simulation technique and the charpy test.

    采用焊接模拟试验冲击试验研究了X80管线焊接循环粗晶组织性能影响

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  • This harmonization reduces and minimizes the temperature gradient within the cell such that the structure can be uniformly heated and fired during the thermal cycle.

    所述协调使电池温度梯 度减小最小化,结果所述结构在所述循环其间能够进行均匀热和燃烧。

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  • The influences of welding process parameter and twice thermal cycle on the microstructure and properties of X80 pipeline steel are also investigated in this paper.

    本文研究了焊接工艺参数二次循环峰值温度对实验x 80组织性能影响规律。

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  • This multilayer structure is then heated and fired in a single thermal cycle to remove any binder materials and sinter, respectively, the fuel cell.

    然后单一循环中多层结构进行加热燃烧从而除去任何粘结剂材料;并相应地对燃料电池进行烧结

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  • This multilayer structure is then heated and fired in a single thermal cycle to remove any binder materials and sinter, respectively, the fuel cell.

    然后单一循环中多层结构进行加热燃烧从而除去任何粘结剂材料;并相应地对燃料电池进行烧结

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