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Fig. 2 | Heritage Science

Fig. 2

From: Hydrating softwood and hardwood samples using pure and modified supercritical carbon dioxide

Fig. 2

A schematic illustration of the supercritical hydration rig as constructed by the author. V1 CO2 inlet valve, DT dessicator tube, HE1 refrigerated heat exchanger (cooling), P1, 2, 3 pressure gauges, V2 pump inlet valve, PUMP1 pneumatic liquid CO2 pump, PRV safety pressure release valve, NRV1 non-return valve, MV1, 2 micrometering valves, PV1 hydration pressure vessel, PV2 reaction pressure vessel, ABPR automated back pressure regulator, BPR back pressure relief valve

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