Disclosed herein are a roasting apparatus and a method of controlling a roasting apparatus, and more particularly, are a roasting apparatus in which an object is stirred and roasted in a roasting chamber, and a method of controlling the roasting apparatus.

The roasting apparatus for heating an object includes a roasting chamber part which includes a cylindrical roasting chamber, in which an object is stirred and which extends in a vertical direction, and a rotary stirring part rotated to stir the object accommodated in the roasting chamber, wherein the rotary stirring part is rotated about a stirring axis formed in the vertical direction; a casing unit configured to surround the roasting chamber part; a heat source part including a first heat source part configured to provide radiant heat to the roasting chamber part; and a radiant temperature measurement unit configured to measure a temperature of the roasting chamber or the object and a chamber outer space temperature of a chamber outer space between the casing unit and the roasting chamber part on the basis of infrared rays emitted from an inner surface of the roasting chamber part or a surface of the object, which is heated by the heat source part, wherein a preheating operation is performed until the chamber inner temperature of the roasting chamber and the chamber outer space temperature reach a preset reference chamber inner temperature and a preset reference chamber outer space temperature.

A bean roasting system includes a roasting subsystem, a cooling subsystem, an air exit subsystem that is fluidically coupled to the cooling subsystem, and a controller. The cooling subsystem includes an outer housing containing a holding chamber, a cooling platform defining a lower bound of the holding chamber, a vibration actuator coupled to the cooling platform, and a platform actuator coupled to the cooling platform. The controller is configured to operate the air exit subsystem to maintain a flow of air up through the holding chamber, operate the roasting subsystem to transfer a batch of beans from the roasting subsystem to the holding chamber, operate the vibration actuator to vibrate the cooling platform, operate the air exit subsystem and operate the vibration actuator accelerates cooling of the batch of beans, and operate the platform actuator to transport the batch of beans out of the cooling subsystem.

A bean roasting system includes a roasting subsystem and an air handling subsystem. The roasting subsystem is configured to receive and to thermally roast a batch of beans. The air handling subsystem is coupled to the roasting subsystem and includes a blower, a cyclone separator, and a heater. The blower is configured to impart air motion. The air passes through the air handling subsystem. The cyclone separator is configured to remove particulates from the air handling subsystem. The heater is configured to heat the air passing through the air handling subsystem. The heater includes heater windings that are incorporated into the cyclone separator.

A method, system, and apparatus for cooling a product comprises a chilling assembly further comprising a liquid flow assembly including a main conduit, at least one delivery conduit attached to the main conduit, and at least one nozzle attached to the delivery conduit wherein liquid is distributed onto a product from the at least one nozzle; and an airflow assembly including an air pump and at least one input conduit wherein the air pump drives airflow through the input conduit; a conveyor assembly conveys the product through the chilling assembly and a drain pan is configured below the conveyor assembly for collecting drainage and waste.

A bean roasting system includes a roasting drum, an air handling system, a bean cooler, and an air exit subsystem. The air exit subsystem is configured to receive and treat a first fluid stream from the air handling system and a second fluid stream from the bean cooler. The air exit subsystem includes a heat sink and a filter. The heat sink defines two parallel fluid paths including a first fluid path and a second fluid path. The air exit subsystem includes a metal body configured to receive heat from the first fluid path and the second fluid path. The first fluid path is fluidically coupled to receive the first fluid stream from the air handling system. The second fluid path is fluidically coupled to receive the second fluid stream from the bean cooler. The filter is fluidically coupled to the first and second air flow paths.

A bean roasting system includes a roasting subsystem and an air handling subsystem. The roasting subsystem includes a housing, an agitator actuator, an agitator, a bearing and a door. The housing has an inner surface defining an inner chamber for holding a batch of beans during a thermal roasting process. The agitator is coupled to the agitator actuator and includes a central shaft and a blade set mounted to the central shaft. The bearing supports the central shaft and is configured to prevent the blade set from contacting the inner surface of the housing. The door has a transparent window to allow viewing of the thermal roasting process. The air handling system is coupled to the roasting subsystem, includes a blower and heater, and is configured to circulate heated air through the roasting subsystem during the thermal roasting process.

A system for roasting particulate material, such as coffee or cacao beans, grains, malt, said system comprising: a photovoltaic unit configured for generating electricity from the solar radiation; a heat storage device comprising at least one phase change material; a roasting device configured for roasting said particulate material; a thermal circuit connecting the heat storage device to the roasting device, and configured for circulating a fluid through the roasting device; and an electrical circuit connecting the photovoltaic unit to the heat storage device, and configured for exchanging heat with said at least one phase change material.

A coffee roasting system is provided. The system includes a roaster mechanism with a container for accommodating coffee beans. The system also includes a heat source configured to produce heat. The system further includes a heat transfer mechanism comprising a first interface which can be coupled with the heat source and a second interface which can be coupled with the roaster mechanism. The second interface is configured to allow the heat transfer mechanism to be disengaged from the roaster mechanism. In addition, the system includes a control module coupled to the heat source and roaster mechanism and configured to control the heat source and roaster mechanism.

Disclosed is a roaster/roasting machine for roasting an edible plant such as coffee beans. This roaster/roasting machine comprises a roasting chamber for containing a substance to be roasted, the roasting chamber being made of a carbon material (graphite, CC composite, etc.). Thus, the roaster/roasting machine can utilize far-infrared rays for roasting with a simple structure. A roaster comprising an open top container body and a closure member may be used for home roasting. A roasting machine comprising a drum-shaped roasting chamber may be a professional roasting machine. The present invention can be applied to any of a direct-, semi-hot air-, and hot air-heating type roaster/roasting machine. Also disclosed is a method for roasting beans such as coffee beans, the method comprising contacting beans with a heated graphite.

A coffee preparation machine can include at least one sealed pod containing unroasted green coffee beans, a roasting system that accepts the at least one sealed pod, a grinding system, and a brewing system, where the brewing system, the roasting system, and the grinding system can be housed within a single self-contained unit.