Electromagnetic pump driven liquid metal circulation heat transfer performance testing apparatus

Abstract

The invention belongs to a heat transfer performance measurement technology, and particularly relates to an electromagnetic pump driven liquid metal circulation heat transfer performance testing apparatus, wherein a purpose of the present invention is to verify and evaluate a heat transfer performance and a heat transfer control performance of the electromagnetic pump driven liquid metal circulation heat transfer performance testing apparatus. The electromagnetic pump driven liquid metal circulation heat transfer performance testing apparatus comprises: an electromagnetic pump, a controllable electric heater, a loading heat dissipator, a liquid injection-discharge device, an expansion compensation device, a measurement sensor and pipelines, wherein connection in series of various component is achieved with the pipelines, every component contains a hollow flow channel for liquid metal circulation, and a liquid metal flowing sequence is that: a liquid metal is injected into the whole testing apparatus through the liquid injection-discharge device and the expansion compensation device, then flows to the controllable electric heater through the pipeline, then flows to the loading heat dissipator after heating by the controllable electric heater, and returns to the liquid injection-discharge device through the electromagnetic pump. The electromagnetic pump driven liquid metal circulation heat transfer performance testing apparatus has the following advantages that: heating, circulation, and temperature and pressure detection of the liquid metal can be achieved, thermal expansion and contraction of the liquid metal can be compensated, gas in the liquid metal can be automatically discharged, and the problem of electromagnetic pump driven liquid metal circulation heat transfer performance testing is solved.

Description

technical field [0001] The invention relates to a heat transfer performance measurement device, in particular to a liquid metal circulation heat transfer performance test device. Background technique [0002] Electromagnetic pump-driven liquid metal heat transfer is an efficient heat transfer method, which can be used in many fields such as nuclear reactor heat transfer, chip cooling, and aircraft active cooling through different designs. Effectively measuring the flow temperature, flow rate, pressure loss and efficiency of electromagnetic pump-driven liquid metal is a necessary means to verify and evaluate the heat transfer and heat transfer control performance of electromagnetic pump-driven liquid metal heat transfer system. The basis for the design and optimization of cyclic heat transfer systems. [0003] At present, there is no accurate testing device for electromagnetic pump driving liquid metal heat transfer. Contents of the invention [0004] The purpose of the p...

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Problems solved by technology

[0003] At present, there is no accurate test device for the

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