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Retort pouch thermal simulator and method of optimizing heat transfer in retort conditions

机译:蒸煮袋热模拟器和优化蒸煮条件下传热的方法

摘要

A device is provided which simulates heat transfer into a flexible pouch in which food or like product is cooked and sterilized. The simulator is a block of polymeric material having a thickness approximately that of a food pouch and a thermal diffusivity generally equal to or slightly above that of food product. A thermal sensor is disposed centrally within the block of polymer material and is connected to electrical leads extending externally of the retort to apparatus that records temperature change as a function of time. A plurality of simulators are placed at various regions in the retort, and the uniformity of the heat transfer under certain operating conditions is determined by measuring the heating rates of the several simulators. Operating conditions, such as flow rates or location of introduction of water, steam and air are changed until a sufficiently uniform heat transfer environment is achieved.
机译:提供了一种装置,该装置模拟热量传递到柔性袋中,在该袋中食物或类似产品被烹饪和消毒。该模拟器是一块聚合物材料,其厚度近似于食品袋的厚度,并且热扩散率通常等于或略高于食品的热扩散率。热传感器设置在聚合物材料块的中央,并连接到在脱水缸外部延伸到记录温度随时间变化的设备的电导线。将多个模拟器放置在脱水缸中的各个区域,并通过测量多个模拟器的加热速率来确定在某些操作条件下传热的均匀性。改变运行条件,例如流量或水,蒸汽和空气的引入位置,直到获得足够均匀的传热环境为止。

著录项

  • 公开/公告号US4468135A

    专利类型

  • 公开/公告日1984-08-28

    原文格式PDF

  • 申请/专利权人 KRAFT INC.;

    申请/专利号US19830462939

  • 发明设计人 PHILIP H. BLAETZ;GEORGE R. MCCAIN;

    申请日1983-02-01

  • 分类号G01K1/02;G01K13/00;

  • 国家 US

  • 入库时间 2022-08-22 08:37:43

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