CAJ | 학술논문

以半导体制冷热电堆为研究对象，建立其控制系统的动态数学模型。选取通过热电堆的直流电流为控制量，冷端和热端的温度分别为输出，将半导体热电堆传热的物理过程用热电堆的五种效应通过状态方程表达出来，建立起输入输出间的动态数学模型。基于 MATLAB 仿真平台，建立动态数学模型的仿真模型，并求解。通过调节电流的大小，仿真模拟出控制量变化时的曲线。
이반도체제랭열전퇴위연구대상，건립기공제계통적동태수학모형。선취통과열전퇴적직류전류위공제량，랭단화열단적온도분별위수출，장반도체열전퇴전열적물리과정용열전퇴적오충효응통과상태방정표체출래，건립기수입수출간적동태수학모형。기우 MATLAB 방진평태，건립동태수학모형적방진모형，병구해。통과조절전류적대소，방진모의출공제량변화시적곡선。
This paper is mainIy about the study of the semi-conductor refrigeration thermopiIe and introduces a dynamic mathe-maticaI modeI of the controI system.The state equations of five effects in physicaI process of the semiconductor thermopiIe heat transfer are derived,DC current through the thermopiIe tak-en as controI variabIe,temperatures of coId end and hot end respectiveIy taken as outputs.And dynamic mathematicaI modeI of the thermoeIectric refrigeration process is estab-Iished.FinaI y,soIve the modeI on MATLAB to simuIate the temperature curve by different current.