The invention relates to a system configured to monitor fermentation activity in a brewing vessel, the vessel comprising a gas internal region and a liquid internal region, in use, and a gasses outlet fluidly connecting the gas internal region to the environment, the system has one or more sensors configured to determine the level of the liquid region of the vessel; a gas flow sensor fluidly connected to the gasses outlet and configured to output a signal indicative of the mass or rate of gas flow though the gasses outlet; a controller configured to determine a change in specific gravity based on: the one or more sensors configured to determine the level of the liquid region of the vessel, the signal from the gas flow sensor, an initial specific gravity measurement; and wherein the controller is further configured to generate an output, display and/or store a fermentation activity signal based on the determined change in specific gravity.
The invention relates to a system configured to monitor fermentation activity in a brewing vessel, the vessel comprising a gas internal region and a liquid internal region, in use, and a gasses outlet fluidly connecting the gas internal region to the environment, the system has one or more sensors configured to determine the level of the liquid region of the vessel; a gas flow sensor fluidly connected to the gasses outlet and configured to output a signal indicative of the mass or rate of gas flow though the gasses outlet; a controller configured to determine a change in specific gravity based on: the one or more sensors configured to determine the level of the liquid region of the vessel, the signal from the gas flow sensor, an initial specific gravity measurement; and wherein the controller is further configured to generate an output, display and/or store a fermentation activity signal based on the determined change in specific gravity.
G01F 1/76 - Devices for measuring mass flow of a fluid or a fluent solid material
G01N 9/02 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by measuring weight of a known volume
G01F 23/14 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
G01F 23/30 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
G01N 9/26 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by measuring pressure differences
A system configured to monitor retail stock inventory on a shelf, comprising a sensor configured to output data representing a quantity of retail items on a sloping shelf, and at least one processor module, wherein the processor module is configured to receive a signal from the sensor indicative of the quantity of retail items on the sloping shelf, associate the signal received from the sensor with a unique item identifier; determine the quantity of retail items on the shelf of the retail store based on the received sensor data and the unique identifier; and output the determined quantity of retail items to an inventory management system.
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