The utility model discloses a shell-and-tube heat exchanger with cold and hot ends for acoustic engines, which comprises a shell-and-tube heat exchanger, a regenerator, a shell-and-tube cold-end heat exchanger, an expansion cylinder and a shell. The shell-and-tube heat exchanger, a heat exchanger with hot-end heat exchanger, a regenerator and a shell-and-and-tube cold-end heat exchanger are arranged in a tubular structure in turn. The outer wall of the expansion cylinder is close to the inner wall of the tubular structure, and Installed outside the tubular structure, the regenerator is filled between the shell-and-tube heat exchanger and the shell-and-tube cold-end heat exchanger. The shell-and-tube heat exchanger and the shell-and-tube cold-end heat exchanger are respectively connected by high temperature steam pipeline and cooling water pipeline; the flow path of the gas working substance of the utility model is the Heat-end heat exchanger, the regenerator and the cold-end heat exchanger, which has good circulation, small flow resistance loss and the shell-and-and-tube heat exchanger. The heat exchanger has the advantages of large heat transfer area, high heat transfer efficiency and small temperature difference between cold and hot sections, which effectively improves the performance of acoustic engine. It has simple structure and is easy to manufacture and assemble.
【技术实现步骤摘要】
一种用于声能发动机的冷热端管壳式换热装置
本技术是涉及一种换热装置,具体说,是涉及一种用于声能发动机的冷热端管壳式换热装置,属于发动机
技术介绍
声能发动机又叫热气机,具有燃料来源广、效率高、污染小、噪音低和维修方便等优点,可以应用在许多领域内中作为清洁高效的动力机,对节能减排,保护环境有重要意义。近十几年来,随着能源问题和环境问题日益突出,声能发动机在新能源利用上体现的优势受到了广泛的关注,菲利普公司、通用发动机公司、福特汽车公司等大企业都相继着手研制声能发动机。声能发动机的关键技术包括性能仿真、热交换器设计与制造、密封和控制等。声能发动机的冷腔处于循环的低温部分,压缩热量由冷却器导至外界,在压缩过程中有相当一部分工质居于冷腔,声能发动机的热腔始终处于循环的高温部分,连续地将外部热源传给工质,在膨胀时相当部分的工质居于热腔,其承受高温和高压,大量的热损失也是由热腔散失的。换热器是声能发动机的重要组成部分,声能发动机的五部件模型中,换热器就占了加热器,回热器和冷却器三件,加热器、冷却器对流过的工质要有最小的阻力与很好的导热性,回热器要有较大的热容量、最小 ...
【技术保护点】
1.一种用于声能发动机的冷热端管壳式换热装置,其特征在于:包括管壳式热端换热器、回热器、管壳式冷端换热器、膨胀气缸和外壳,所述管壳式热端换热器、所述回热器和所述管壳式冷端换热器自上而下依次设置呈一筒状结构,所述膨胀气缸外壁紧靠所述筒状结构的内壁,所述外壳套装在所述筒状结构的外部,所述回热器填充在所述管壳式热端换热器、所述管壳式冷端换热器、所述膨胀气缸外壁和所述外壳内壁形成的腔体内,所述管壳式热端换热器和所述管壳式冷端换热器分别与穿过所述外壳的高温蒸汽管道和冷却水管道连通。
【技术特征摘要】
1.一种用于声能发动机的冷热端管壳式换热装置,其特征在于:包括管壳式热端换热器、回热器、管壳式冷端换热器、膨胀气缸和外壳,所述管壳式热端换热器、所述回热器和所述管壳式冷端换热器自上而下依次设置呈一筒状结构,所述膨胀气缸外壁紧靠所述筒状结构的内壁,所述外壳套装在所述筒状结构的外部,所述回热器填充在所述管壳式热端换热器、所述管壳式冷端换热器、所述膨胀气缸外壁和所述外壳内壁形成的腔体内,所述管壳式热端换热器和所述管壳式冷端换热器分别与穿过所述外壳的高温蒸汽管道和冷却水管道连通。2.根据权利要求1所述的冷热端管壳式换热装置,其特征在于:所述管壳式热端换热器包括热端换热器壳体和热端换热管,所述热端换热管贯穿所述热端换热器壳体的上端面和下端面并通过两端管壁分别与所述热端换热器壳体的上端面和下端面紧密连接,所述热端换热管的内壁形成容工质气体通过的通道,所述热端换热管外壁与所述热端换热器壳体内壁形成容高温蒸汽通过的腔体;或者/并且,所述管壳式冷端换热器包括冷端换热器壳体和冷端换热管,所述冷端换热管贯穿所述冷端换热器壳体的上端面和下端面并通过两端管壁分别与所述冷端换热器壳体的上端面和下端面紧密连接,所述冷端换热管的内壁形成容工质气体通过的通道,所述冷端换热管外壁与所述冷端换热器壳体内壁形成容冷却水通过的腔体。3.根据权利要求2所述的冷热端管壳式换热装置,其特征在于:所述热端换热器壳体包括热端换热器主壳体和下盖板,所述热端换热器主壳体和所述下盖板密封固定连接,所述热端换热器主壳体侧壁与所述高温蒸汽管道固定连接,所述热端换热器主壳体的上端面上和所述下盖板分别设有与所述热端换热管相适配的通孔;或者/并且,所述冷端换热器壳体包括冷端换热器主壳体和上盖板,所述冷端换热器主壳体和所述上盖板密封固定连接,所述冷端换热器主壳体侧壁与所述冷却水管道固定连接,所述冷端换热器主壳体的上端面上和所述上盖板分别设有与所述冷端换热管相适配的通孔。4.根据权利要求2所述的冷热端管壳式换热装置,其特征在于:在靠近所述...
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