Micro-flow fluid medium flow temperature control system, temperature control method and electrolytic bath

By adopting a multi-stage temperature control strategy in a small flow fluid medium temperature control system, combining cooling devices and dual heaters, and using a PID controller to adjust the heater power output, the heating hysteresis problem in the small flow range is solved, dynamic and precise temperature control is achieved and system stability is improved.

CN119615282APending Publication Date: 2025-03-14HEFEI KEWELL POWER SYST CO LTD
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Patent Information

Application Number
CN202510069373.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-16
Publication Date
2025-03-14

AI Technical Summary

Technical Problem

The existing small-flow fluid medium temperature control system has heating hysteresis problems in the small flow range, resulting in a decrease in temperature control accuracy and an increase in temperature regulation difficulty.

Method used

Using a multi-stage temperature control strategy, the cooling device and dual heaters are combined, and the power output of the heater is adjusted through multiple temperature measurement devices and PID controllers, so that the heat dissipation and heating power at the heater outlet and the inlet of the heater component are balanced.

Benefits of technology

It realizes dynamic and precise temperature control of small flow, reduces the problems of low dynamic response and small application range of heating devices, and improves temperature control accuracy and system stability.

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Abstract

The invention discloses a micro-flow fluid medium flow temperature control system, a temperature control method and an electrolytic bath, and the system is characterized in that a multi-stage temperature control strategy is adopted on a fluid medium circulation loop, and a cooling device and double heaters are combined; the plurality of temperature measuring devices are respectively arranged at the outlet of the cooling device, the outlets of the double heaters and the inlet of the heated component; the system further comprises a PID controller, the PID controller is connected with the cooling device, the double heaters and the multiple temperature measuring devices, the PID controller adjusts power output of the heaters, the heat dissipation power and the heating power of outlets of the heaters and inlets of the heated parts are balanced, and the debugging efficiency and the system stability are improved.
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Citation Information

Patent Citations

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