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- Directly employing moving double ellipsoid heat source model in electron beam welding numerical simulation will lead to huge calculation and low efficiency. 直接利用移动双椭球热源模型对电子束焊接过程进行数值模拟时,计算量庞大,计算效率低下。
- Based on Gaussian heat source model and double ellipsoid heat source model respectively, the calculating formulas of two models in double wire welding were derived, the proper finite element model was constructsed. 摘要分别以高斯热源模型及双椭球形热源模型为基础，推导出两种模型用于双丝焊的计算公式，建立了合适的有限元模型。
- The result of numerical simulation indicated that neither general double ellipsoidal heat source nor three-dimensional conical heat source could precisely describe the thermal process in K-PAW. 数值模拟结果表明,一般的双椭球体热源和三维锥体热源不能准确描述小孔等离子弧焊接热过程。
- ESTABLISHMENT OF SEGMENTED MOVING DOUBLE ELLIPSOID HEAT SOURCE MODEL IN ELECTRON BEAM WELDING NUMERICAL SIMULATION 电子束焊接数值模拟中分段移动双椭球热源模型的建立
- Shape parameter determination of double ellipsoid heat source model in numerical simulation of high energy beam welding 高能束焊接双椭球热源模型参数的确定
- double ellipsoid heat source 双椭球体热源
- The 2D computed temperature by using heat source model of double ellipsoidal Gaussian distribution gives best agreement with the measured value. 利用双椭圆热源分布的数值计算模型和实际检测二维温度场分布结果作为边界条件，获得了整个焊件更宽温度范围和三维温度场分布的在线模拟。
- Do not place LCD on heat source positions. 不要把显示器放在热源位置上。
- Do not bleach and leave to dry away from heat source. 不要漂白也不要用加热来烘干它。
- Dry, cool conditions, faraway from fire and heat source. 干燥;凉爽环境下;远离火源;热源.
- FWG capacity test is carried out using jacket water of M/E as heat source. 以主机缸套水作为热源，进行造水机制淡产量试验。
- This paper adopts Goldak heat satisfied Gauss function and the inner heat distributes in double ellipsoids function. 焊接温度场的准确计算必须建立起准确的热传递和相变计算的数学模型以及符合焊接生产实际的物理模型。
- Ambient air, exhaust air, soil and rock are the most common heat source types. 室外空气、回风、土石是目前常见的热源形式。
- Keep away from dust, humidity, rain, heat source and direct sunlight. 尽量避免灰尘、潮湿、雨水、高温和直接阳光照射。
- Keep away from dust, humidity, rain, heat source and direct sunlight. Fragile. 远离灰尘、潮湿、雨水、热源和阳光的直接照射。小心轻放。
- The simplest convection model is that of a contained layer of liquid sitting above a point heat source. 最简单的对流模式，是处在一个局部热源上流体的封闭圈层的模式。
- The comparisons between the simulated results of two models and experiments show that double ellipsoidal model is better than Gaussian model on three-dimensional analysis. 两种模型的仿真结果与工艺试验结果比较表明，双椭球形热源模型比高斯热源模型更适合双丝焊的三维有限元分析。
- The accessibility analysis of joint operation of heat-supply systems with double heat sources is made. 对双热源供热系统联网运行进行了可及性分析,制定了最佳运行方案。
- Conclusion The microwave energy is a good heat source in cured denture base materials. 结论微波能是一种良好的固化义齿基托材料的热源。
- Based on the detection principle of pyroelectric sensing elements, this paper presents a symmetrical peak detection method of continuous double plus-minus pulse signals to eliminate external interference in fixed position heat source. 根据热释电敏感元件的探测原理，本文提出一种对正负脉冲信号和连续正负脉冲信号进行对称峰值检测的方法。
