Static evaporation rate testing device based on low-temperature heat insulation container
The utility model relates to the technical field of measurement, in particular to a static evaporation rate testing device based on a low-temperature heat insulation container, which comprises at least two groups of air inlet pipelines, an orifice plate flowmeter, a selection unit, a flow calibratio...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model relates to the technical field of measurement, in particular to a static evaporation rate testing device based on a low-temperature heat insulation container, which comprises at least two groups of air inlet pipelines, an orifice plate flowmeter, a selection unit, a flow calibration unit and a control calculation unit, the air outlet end of the air inlet pipeline is connected with the air inlet end of the orifice plate flowmeter, the air outlet end of the orifice plate flowmeter is connected with the input end of the selection unit, the output end of the selection unit is connected with the input end of the flow calibration unit, and the output end of the flow calibration unit is connected with the control calculation unit. And the control calculation unit is used for controlling the selection unit to receive the calibration flow information, and calculating the static evaporation gas flow and the static evaporation rate in the low-temperature heat insulation container according to the flow |
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