Abstract: The invention concerns a method to check a roasting system (10), said system comprising: —at least one roasting apparatus (2), —at least one smoke treating unit (3), said smoke treating unit comprising at least one removable filtering device (221, 222, 223), —a smoke driver (23) configured to drive smoke from the roasting apparatus (2) to said at least one filtering device, wherein the at least one smoke treating unit (3) comprises at least one downstream pressure sensor (24), wherein the method comprises the steps of: —operating at least the smoke driver (23) to drive gas through the smoke filtering unit, —measuring the pressure P at the pressure sensor downstream the removable filtering device, —calculating the drop of pressure ?P=P?Pref compared to a pressure of reference Pref, —comparing said drop of pressure ?P to a predetermined threshold ?P0 corresponding to the presence of said at least one removable filtering device upstream the pressure sensor, —if said drop of pressure ?P is inferior to said predet

Abstract: The invention concerns a method to check a roasting system (10), said system comprising: —a roasting apparatus (2), said apparatus producing smoke, and —a smoke treating unit (3) configured to treat the flow of smoke produced by the roasting apparatus and comprising: at least one smoke filtering device (221, 222, 223), a dismountable smoke collecting device (21) at least one temperature sensor (24) configured to measure the temperature T of the flow of smoke inside the smoke treating unit (3), a smoke driver (23) configured to drive smoke from the roasting apparatus (2) through said smoke treating unit, wherein the method comprises the steps of: —operating the roasting apparatus in order to produce hot gas, —monitoring the temperature of the smoke, and —observing at least one behaviour of the monitored temperature along time, —comparing said at least one observed behaviour of the monitored temperature with a predetermined behaviour of temperature corresponding to the presence of the dismountable smoke collect

Abstract: The invention concerns a method to roast coffee beans in a roasting system, said system comprising: —a roasting apparatus (1), and —a smoke treating unit (2) configured to treat the smoke produced by the roasting apparatus, said smoke treating unit comprising at least an electrostatic precipitator (222), said electrostatic precipitator comprising at least one cell, said cell comprising ionization wires, collecting electrodes and repelling electrodes and said ionization wires being supplied with an electrical power in order to apply a high voltage V to the ionization wires, wherein, during each roasting operation implemented in the roasting apparatus, the method comprises the steps of: —monitoring the voltage V at the ionization wires and/or the electrodes along the time of the roasting operation, —if the monitored voltage becomes inferior to a pre-determined voltage threshold V0 during a period of time of the roasting operation, and —if said period of time, where the monitored voltage V is inferior to said lo

Abstract: The invention concerns a method to roast coffee beans in a roasting system (10), said system comprising: —a roasting apparatus (2), and —a smoke treating unit (3) configured to treat the smoke produced by the roasting apparatus, said smoke treating unit comprising at least an electrostatic precipitator (222), wherein, during each roasting operation implemented in the roasting apparatus, the method comprises the steps of: —monitoring the voltage at the ionization wires and/or to the voltage at the electrodes along the time of the roasting operation, —comparing the monitored voltage to a pre-determined upper voltage threshold V1 and to one pre-determined lower voltage threshold V2, and —if, during a period of time ?t of the roasting operation, the monitored voltage is inferior to said pre-determined upper voltage threshold V1 while being superior to said pre-determined lower voltage threshold V2, then displaying a cleaning status requirement.

Abstract: The invention concerns a method to check a roasting system (10), said system comprising: a roasting apparatus (2), said apparatus producing smoke, and—a smoke treating unit (3) configured to treat the flow of smoke produced by the roasting apparatus, and comprising a filtering device (221) and a couple of temperature sensors (24, 26) configured to measure temperatures of the flow of smoke upstream and downstream the filtering device (221), wherein, during a roasting operation, the method comprises the steps of:—comparing the performances of the temperatures during at least a period of time of the roasting operation, and—if the performances are similar along time, then displaying an alarm.

Abstract: The invention concerns a method to roast coffee beans in a roasting system (10), said system comprising: —a roasting apparatus (2), and—a smoke treating unit (3) configured to treat the smoke produced by the roasting apparatus, said smoke treating unit comprising at least one filtering device (221, 222, 223) configured for filtering particulate matters or VOCs, said filtering device being able to retain a pre-determined maximal amount of particulate matters or VOCs, wherein at each roasting operation implemented in the roasting apparatus, the method comprises the steps of: —obtaining the quantity of beans and the level of roasting applied to the beans, —determining the amount of or VOCs retained in the filtering device, —determining the global amount of particular matters or VOCs retained in the filtering device during all the roasting operations implemented since the last cleaning operation of the filtering device, —estimating the number of roasting operations still able to be implemented before said global

Abstract: The invention concerns an apparatus (10) for roasting coffee beans comprising : - a roasting chamber (1), - an air driver (8) configured to drive air inside the roasting chamber through the bottom opening of said chamber, - a heater (9) configured to heat air driven inside the roasting chamber, - a chaff collector (3) connected to the roasting chamber through a first channel (31), - at least one beans collector (4) for fully roasted beans connected to the roasting chamber through at least one second channel (41), wherein said apparatus comprises a distributing device (5) configured to open either the first channel to the chaff collector (3) only or to the at least one second channel to the at least one beans collector only.

Abstract: The invention concerns a method to determine the recipe Rym for roasting a quantity m of a type Cy coffee beans in a particular type of roasting apparatus, said recipe Rym providing setpoints (Tym@ti; ti), wherein the method comprises the steps of:—getting access to: ?a rule to calculate the roasting recipe adapted to the roasting of a quantity of beans, said quantity being comprised in a list of pre-determined quantities (M, M±?x), from any pre-existing roasting recipe adapted to the roasting of another quantity of beans in said particular type of roasting apparatus, said another quantity being comprised in the list of pre-determined quantities (M, M±?x), and to at least one pre-determined original roasting recipe RyMoriginal adapted to the roasting of one original pre-determined quantity Moriginal of the type Cy coffee beans, and—based on the comparison between m, the accessible original pre-determined quantity Moriginal and the accessible pre-determined quantities of the list (M, M±?x), determining the roa

Abstract: The invention concerns a method of roasting coffee beans with a roasting apparatus (X), said roasting apparatus comprising a control system (80) configured to control the heating device (2) and to reproduce roasting recipes, said control implementing a feedback loop regulation based on the temperature Treg measured by the at least one temperature probe (5), wherein, before roasting coffee beans by reproducing coffee beans roasting recipes defined with one specific master roasting apparatus (M), the feedback loop regulation is adjusted, said operation of adjustment comprising the step applying pre-determined correction KC to the feedback loop regulation.

Abstract: The invention concerns an apparatus (1) for brewing infusion material, said infusion material being hold in a filtering packet (2), said apparatus comprising: —a brew container (11) configured for holding water and a filtering packet of infusion material, and 10—a basket (12) configured for holding the filtering packet and configured for being hold in the brew container, and—an actuator (13) to rotate the basket inside the brew container.

Abstract: The invention concerns process of calibration of a coffee beans roasting apparatus in order to reproduce coffee beans roasting recipes defined with one specific master roasting apparatus, said calibration process comprising the steps of: a—introducing at least one second temporary temperature probe inside the chamber of the roasting apparatus, b—controlling the heating device to reproduce a preset curve R said control being based on the temperature Treg regulated by the at least one first temperature probe, c—during the reproduction of the preset curve Rset, measuring the temperature Tcal in function of time inside the chamber, d—comparing the temperature Tcal@ti with the temperature Tref@ti of a pre-determined calibration curve Rref obtained with the master roasting apparatus (M), said calibration curve Rref representing the temperature Tref measured in the chamber of the specific master apparatus (M) while controlling the heating device of the master apparatus to reproduce said preset curve Rset, e—based on

Abstract: The invention concerns a coffee beans roasting system comprising : - a coffee beans roasting apparatus (10), said apparatus comprising : a chamber (1),. a heating device (2),. at least one first temperature probe (5) to regulate the temperature of air supplied by the heating device, said first temperature probe being positioned outside the chamber,. a control system (80) configured to control the heating device and configured to reproduce roasting curves each of said roasting curves providing a set of points (T@ti; ti) based on the temperature Treg regulated by the at least one first temperature probe, and - at least one second temperature probe (3) configured to be introduced temporary inside the roasting apparatus to measure the temperature inside the roasting chamber, and - means configured to create a pressure loss of the flow of hot air while the chamber is void of coffee beans in order to simulate the presence of coffee beans inside the chamber during a roasting operation.

Abstract: The invention concerns a method to roast coffee beans in a room (100), said method comprising the steps of wherein, when at least one roasting operation is implemented, —obtaining desired roasting data input of said at least one roasting operation, said desired data input, —getting access to information relative to the room and to the coffee beans roasting apparatus, and —before initiating the at least one roasting operation: determining the concentration of each contaminant generated in the room during said at least one roasting operation, for each contaminant, comparing the determined concentration of said contaminant generated in the room with the concentration of said contaminant authorized according to local health and safety regulations.

Abstract: The invention concerns an apparatus (10) for roasting coffee beans comprising : - a housing (7), - a roasting chamber (1) presenting a bottom opening (11), said chamber extending along a chamber axis, preferably essentially vertical, from said bottom opening, - an air driver configured to drive a flow of air inside the roasting chamber through the bottom opening of said chamber, - an electrical heater (3) configured to heat air driven inside the roasting chamber, wherein : - the air driver (2) and the electrical heater (3) are positioned aside the area vertically below the bottom opening (11) of the roasting chamber.

Abstract: The invention concerns a method to determine the roasting recipe Rblend for roasting a customised blend of coffee beans CA, CB, . . . introduced in a chamber of a roasting apparatus, said recipe Rblend providing the temperature T@t1, T@t2, . . . to be applied at discrete successive times t1, t2, . . . , respectively, said method comprising the steps of:—obtaining for each type of coffee beans Cn comprised in said blend at least:. the type Cn of said type of coffee beans, and. the quantity mn of said type of coffee beans Cn introduced in the chamber, and—based on the obtained type Cn, getting access at least to:. roasting recipes RMA, RMB, . . . of the different types of coffee beans CA, CB, . . . respectively, and. temperature adaptation factors KA, KB, . . . of said different types of coffee beans CA, CB, . . .

Abstract: The invention concerns a method for drying at least one cell of the electrostatic precipitator of a smoke treating unit in a system of a coffee beans roasting apparatus and a smoke treating unit, said method comprising the step of passing hot air through said cell, while said cell is positioned inside the electrostatic precipitator and while said cell is switched off.

Abstract: The invention concerns a method to select the smoke treating unit (3) of a system (1) of a roasting apparatus (2) and an associated smoke treating unit when said system is used in a room (10), said method comprising:—receiving room data input,—receiving roasting use data input in order to determine the quantity of each contaminant produced by the roasting apparatus during a period,—for each system of the roasting apparatus and of one smoke treating units, calculating the concentration of each contaminant present in the room during said period,—for each system and for each contaminant, comparing the calculated concentration of said contaminant present in the room during the period with the concentration of said contaminant authorised according to local health and safety regulations,—selecting the smoke treating unit of the system in the list of smoke treating units providing for each contaminant a calculated concentration inferior to the authorised concentration.

Abstract: The invention concerns a system for roasting coffee beans comprising: —a roasting apparatus (1), said apparatus producing smoke, and—a smoke treating unit (2) configured to collect and treat smoke produced by the roasting apparatus, wherein: —the roasting apparatus comprises a smoke outlet (11), and—the smoke treating unit comprises: a smoke inlet (21) configured to cooperate with the smoke outlet of the roasting apparatus, a smoke filtering sub-unit (22) comprising at least an active carbon filter (221), a smoke driver (23) configured to circulate smoke through the smoke treating unit from the smoke collecting device to an outlet (25) of the smoke treating unit, wherein the smoke treating unit (2) comprises an air inlet (24) configured to mix the smoke produced by the roasting apparatus (1) with ambient air before the smoke is circulated through the smoke filtering sub-unit (22).

Abstract: The invention concerns an apparatus (10) for roasting coffee beans comprising:—a roasting chamber (1) presenting a bottom opening (11),—an air driver (2) configured to drive a flow of air inside the roasting chamber through the bottom opening of said chamber,—an electrical heater (3) positioned below the bottom opening of the chamber configured to heat said flow of air driven to the bottom opening of the roasting chamber, wherein the apparatus comprises a conduit (6) to drive the flow of hot air from the heater (3) to the bottom opening (11) of the roasting chamber, and wherein said conduit (6) comprises a local transversal constriction (61), and wherein at least one temperature probe is positioned at said local transversal constriction (61) of the conduit.

Abstract: The invention concerns an apparatus (1) for brewing infusion material, said infusion material being hold in a filtering packet (2), said apparatus comprising: —a brew container (11) configured for holding water and a filtering packet of infusion material, and 10 —a basket (12) configured for holding the filtering packet and configured for being hold in the brew container, and —an actuator (13) to rotate the basket inside the brew container.