Abstract: An air conditioning system is provided, which includes a transfer fan for transferring air to a room as a space in a house from an air-conditioned room, a motion sensor for detecting whether the room is occupied or unoccupied and an air conditioning system controller for controlling the transfer fan. In the air conditioning system, a target air conditioning environment obtaining section obtains at least a target air conditioning environment of the room, an occupied-room air conditioning environment section controls the transfer fan that transfers air to the occupied room to approximate the occupied room to the target air conditioning environment according to information from the motion sensor and an unoccupied-room air conditioning environment section controls the transfer fan that transfers air to the unoccupied room to approximate the unoccupied room to a quasi-target air conditioning environment where an energy burden is lower than that of the occupied room according to information from the motion sensor.

Abstract: A plurality of independent air conditioners, a first air conditioner (AC) (9a), a second AC (9b), and a third AC (9c), are disposed in an air conditioning room. Individual target temperatures of each habitable room that are acquired from an input/output terminal (19) and an outdoor temperature that is acquired by an outdoor temperature sensor (7) are input to a mode setter (32). Based on the individual target temperatures and the outdoor temperature, the mode setter (32) sets a cooling mode and a cooling setpoint temperature for operation in the cooling mode, or a heating mode and a heating setpoint temperature for operation in the heating mode, for each of the first AC (9a), the second AC (9b), and the third AC (9c).

Abstract: An air conditioning system is provided, which includes a transfer fan for transferring air to a room as a space in a house from an air-conditioned room, a motion sensor for detecting whether the room is occupied or unoccupied and an air conditioning system controller for controlling the transfer fan. In the air conditioning system, a target air conditioning environment obtaining section obtains at least a target air conditioning environment of the room, an occupied-room air conditioning environment section controls the transfer fan that transfers air to the occupied room to approximate the occupied room to the target air conditioning environment according to information from the motion sensor and an unoccupied-room air conditioning environment section controls the transfer fan that transfers air to the unoccupied room to approximate the unoccupied room to a quasi-target air conditioning environment where an energy burden is lower than that of the occupied room according to information from the motion sensor.

Abstract: An air-conditioning system includes a humidifier, a dehumidifier, transfer fans for transferring air of an air-conditioned room to a room, a damper for independently controlling an air volume transferred to the room, a system controller for controlling the humidifier, the dehumidifier and the damper, a room humidity sensor and an air-conditioned room humidity sensor. The system controller further includes an air-conditioned room humidity controller for maintaining the humidity of the air-conditioned room within a specified humidity range defined by a minimum humidity and a maximum humidity, an air volume determiner for determining an air volume passing through the damper according to the humidity of the room obtained by the room humidity sensor and the humidity of the air-conditioned room obtained by the air-conditioned room humidity sensor and a damper controller for controlling the air volume transferred to the room passing through the damper.

Abstract: A ventilation and air conditioning system includes: an air conditioner that cools air in an air conditioning room; a plurality of transfer air fans that are installed for a plurality of rooms, which are independent of the air conditioning room, in one-to-one correspondence and each deliver the air in the air conditioning room to a corresponding room; and a system controller. For each of the plurality of rooms, the system controller calculates a dew point temperature in the room on the basis of the temperature and the humidity in the room, determines, on the basis of the calculated dew point temperature in the room and the temperature in the air conditioning room, the occurrence of condensation resulting from delivery of the air in the air conditioning room to the room, and controls, according to the result of the determination, the airflow of the transfer air fan corresponding to the room.

Abstract: Provided is a shutter comprising a main body and a shaft bearing. The main body has a substantially circular plate shape, and, in a closed state to close a passage, a front face of the main body is located upstream of a back face thereof in the passage. The shaft bearing is rotatably engaged with a shaft configured to divide the passage into a main passage and a sub-passage in an open state to open the passage, the sub-passage having a cross-sectional area smaller than that of the main passage. The main body includes: a main-passage-side end located in the main passage in the closed state; and a bent portion bent at the main-passage-side end in a direction from the back face side to the front face side. A parallel cross-section of the main body, the cross-section being taken along a parting plane parallel to the shaft, has a circular arc shape bowed toward the back face side from the front face side.

Abstract: This air-conditioning system includes an air conditioner: a room temperature sensor; an air-conditioning room temperature sensor; and a system controller. In the system controller, a room target temperature obtainer obtains a plurality of room target temperatures. Moreover, a ventilation airflow determiner determines the ventilation airflow of each of the delivery fans on the basis of the room target temperature, the temperature in the corresponding room, and the temperature in the air-conditioning room, and a fan airflow controller controls the ventilation airflow of each of the delivery fans according to the ventilation airflow determined by the ventilation airflow determiner.

Abstract: Provided is a shutter comprising a main body and a shaft bearing. The main body has a substantially circular plate shape, and, in a closed state to close a passage, a front face of the main body is located upstream of a back face thereof in the passage. The shaft bearing is rotatably engaged with a shaft configured to divide the passage into a main passage and a sub-passage in an open state to open the passage, the sub-passage having a cross-sectional area smaller than that of the main passage. The main body includes: a main-passage-side end located in the main passage in the closed state; and a bent portion bent at the main-passage-side end in a direction from the back face side to the front face side. A parallel cross-section of the main body, the cross-section being taken along a parting plane parallel to the shaft, has a circular arc shape bowed toward the back face side from the front face side.

Abstract: Provided is an air-conditioning system that air-conditions a house having an upper floor and a lower floor positioned at a lower position than the upper floor. The air-conditioning system includes an air-conditioning apparatus that conditions air in an air-conditioning room provided at the upper floor or at a higher position than the upper floor, a plurality of conveyance fans that conveys the air in the air-conditioning room to a plurality of upper rooms positioned at the higher floor independent of the air condition room, and is provided to correspond to the plurality of upper rooms, coupling fans that couple the upper rooms and lower rooms positioned at lower positions of the upper rooms to blow air from the upper rooms to the lower rooms, and a system controller that controls the air-conditioning apparatus, the conveyance fans, and the coupling fans.

Abstract: An air blowing device includes a housing, a partition plate, an air blower, dampers, and a controller. The housing has a first side surface and a second side surface. The first side surface has inlet A and outlet A. The second side surface has inlet B and outlet B. The partition plate divides the hollow space of the housing into an upstream section and a downstream section. The upstream and downstream sections communicate with each other. The air blower conveys air from the upstream section to the downstream section. The dampers open and close the openings of inlets A and B, and outlets A and B. The controller controls air blowing of the air blower and opening and closing of each damper. Inlets A and B are disposed in the upstream section. Outlets A and B are disposed in the downstream section.

Abstract: An air-conditioning system includes a humidifier for humidifying air and a dehumidifier for dehumidifying air of an air-conditioned room, respectively, multiple transfer fans in each of multiple rooms to transfer air of the air-conditioned room to the rooms, a room humidity sensor for obtaining an indoor humidity of rooms, an air-conditioned room humidity sensor for obtaining a humidity of the air-conditioned room and a system controller. The system controller includes a humidity control section for controlling the humidifier and/or the dehumidifier to maintain the humidity within a humidity range, an air volume determining section for determining an air volume of each of the transfer fans according to the indoor humidity obtained by the room humidity sensor and the humidity obtained by the air-conditioned room humidity sensor and a fan air volume control section for controlling the air volume of the transfer fans according to the determined air volume.

Abstract: A plurality of independent air conditioners, a first air conditioner (AC) (9a), a second AC (9b), and a third AC (9c), are disposed in an air conditioning room. Individual target temperatures of each habitable room that are acquired from an input/output terminal (19) and an outdoor temperature that is acquired by an outdoor temperature sensor (7) are input to a mode setter (32). Based on the individual target temperatures and the outdoor temperature, the mode setter (32) sets a cooling mode and a cooling setpoint temperature for operation in the cooling mode, or a heating mode and a heating setpoint temperature for operation in the heating mode, for each of the first AC (9a), the second AC (9b), and the third AC (9c).

Abstract: A ventilation and air conditioning system includes: an air conditioner that cools air in an air conditioning room; a plurality of transfer air fans that are installed for a plurality of rooms, which are independent of the air conditioning room, in one-to-one correspondence and each deliver the air in the air conditioning room to a corresponding room; and a system controller. For each of the plurality of rooms, the system controller calculates a dew point temperature in the room on the basis of the temperature and the humidity in the room, determines, on the basis of the calculated dew point temperature in the room and the temperature in the air conditioning room, the occurrence of condensation resulting from delivery of the air in the air conditioning room to the room, and controls, according to the result of the determination, the airflow of the transfer air fan corresponding to the room.

Abstract: An air-conditioning system includes a humidifier for humidifying air and a dehumidifier for dehumidifying air of an air-conditioned room, respectively, multiple transfer fans in each of multiple rooms to transfer air of the air-conditioned room to the rooms, a room humidity sensor for obtaining an indoor humidity of rooms, an air-conditioned room humidity sensor for obtaining a humidity of the air-conditioned room and a system controller. The system controller includes a humidity control section for controlling the humidifier and/or the dehumidifier to maintain the humidity within a humidity range, an air volume determining section for determining an air volume of each of the transfer fans according to the indoor humidity obtained by the room humidity sensor and the humidity obtained by the air-conditioned room humidity sensor and a fan air volume control section for controlling the air volume of the transfer fans according to the determined air volume.

Abstract: A ventilating device including: a frame provided with an air inlet and an air outlet, an air blowing unit for directing air, a control circuit board for controlling the air blowing unit, an operation switch for adjusting a rotating speed of the air blowing unit, and a circuit board box for accommodating the control circuit board. The circuit board box includes: a first accommodating portion in which the operation switch is housed and a second accommodating portion in which the control circuit board is housed. The first accommodating portion includes: a first opening that functions as an operation port; and a panel for covering the first opening. The frame is provided with a second opening opposite to the first opening. The panel is exposed from the second opening to exterior of the frame. A sealing portion is provided around the first opening.

Abstract: Provided is a ventilation control device (2) configured to control operation of one or more ventilators communicably connected thereto, the ventilation control device including: a target total exhaust volume storage unit (14) configured to store a target total exhaust volume that is a target total volume of exhaust to be discharged within a predetermined time; an exhaust capacity storage unit (13) configured to store the exhaust capacity of each of the one or more ventilators connected to the ventilation control device (2); an exhaust volume acquisition unit (17) configured to acquire an already-discharged exhaust volume discharged from each of the one or more ventilators connected to the ventilation control device (2); an integrating unit (18) configured to calculate a total already-discharged exhaust volume by adding up the already-discharged exhaust volumes of the one or more ventilators acquired by the exhaust volume acquisition unit; and an exhaust volume control unit (11) configured to, based on the tot

Abstract: Provided is a ventilation control apparatus (2) comprising: an in-home communication module configured to communicate with ventilators via an in-home network; an external communication module configured to communicate with an external server provided outside a building via an external network; a determination unit (77) configured to determine whether or not communication with the external server via the external communication module is available; a control determination unit (78) configured to determine a control method for the ventilators, based on a result of determination by the determination unit (77); and a ventilation operation control unit (76) configured to control the ventilators, based on the control method determined by the control determination unit (78).

Abstract: This air-conditioning system includes an air conditioner an air-conditioning room temperature sensor; and a system controller. In the system controller, a room target temperature obtainer obtains a plurality of room target temperatures. Moreover, a ventilation airflow determiner determines the ventilation airflow of each of the delivery fans on the basis of the room target temperature, the temperature in the corresponding room, and the temperature in the air-conditioning room, and a fan airflow controller controls the ventilation airflow of each of the delivery fans according to the ventilation airflow determined by the ventilation airflow determiner.

Abstract: A pipe shield of a ventilating apparatus is disposed at an outdoor side relative to a ventilating apparatus body disposed at an indoor side, and includes a pipe shield base and a rear cover. The pipe shield has an air inlet and an air outlet disposed perpendicular to each other. The pipe shield's rear cover has a left side plate, a right side plate and a rear side plate. The distance from the pipe shield base to the rear side plate of the rear cover opposite to the air inlet of the pipe shield increases in a direction towards the air outlet of the pipe shield. A baffle is disposed at the middle portion of the rear cover, and fixed within the pipe shield by a rotating shaft fixed on the left side plate and the right side plate, the rotating shaft has a spring enabling the baffle to unfold.

Abstract: An air blowing device includes a housing, a partition plate, an air blower, dampers, and a controller. The housing has a first side surface and a second side surface. The first side surface has inlet A and outlet A. The second side surface has inlet B and outlet B. The partition plate divides the hollow space of the housing into an upstream section and a downstream section. The upstream and downstream sections communicate with each other. The air blower conveys air from the upstream section to the downstream section. The dampers open and close the openings of inlets A and B, and outlets A and B. The controller controls air blowing of the air blower and opening and closing of each damper. Inlets A and B are disposed in the upstream section. Outlets A and B are disposed in the downstream section.