Abstract: A method for testing movement speed includes, but is not limited to: measuring a static pressure P0 of an inner cavity of a pressure hole of a mobile device (S100); aligning the pressure hole to a wind direction and measuring a total pressure P of the wind in a static state (S101); aligning the pressure hole to the wind direction in a moving process, and measuring a pressure Pm of the inner cavity of the pressure hole in a movement direction (S102); obtaining a current wind speed vf according to a correspondence relationship between a wind speed vf and a dynamic pressure P?P0; and obtaining a current relative movement speed vr according to a correspondence relationship between a relative movement speed vr and a pressure difference Pm?P0 (S103); and obtaining a current movement speed v according to the current relative movement speed vr and the current wind speed vf (S104).

Abstract: The present application discloses a method and apparatus for testing vital capacity. The method comprises: measuring a static pressure P0 of a pressure hole inner cavity of a mobile device; wherein the pressure hole is communication with the exterior and is purposely disposed on the mobile device or is an already-designed opening; obtaining an air pressure P(t) at each moment by blowing air towards the pressure hole; obtaining an air flow speed v(t) corresponding to each moment according to a correspondence relation formula between the air flow speed v(t) and a pressure differential P(t)?P0; and obtaining vital capacity Vc of the subject according to a correspondence relationship between a measurement time t and the air flow speed v(t).

Abstract: A humidifying device, comprising an air duct (1) penetrating through the interior of the humidifying device, and a water absorption filter element (3) which is fitted over the top of an outer wall surrounding the air duct (1). According to the humidifying device, water is conveyed into the air duct (1) through the water absorption filter element (3) by means of the structural arrangement of a water channel (2) and the water absorption filter element (3), and humidifying operation is therefore carried out.

Abstract: A humidifying device comprising an air duct penetrating axially through the humidifying device, a water tank (201b) for storing water, and a filter element (204b) disposed in the water tank. The water tank (201b) surrounds the air duct. Further disclosed is an air handling system.

Abstract: Disclosed is a method and device for testing wind speed. The method includes, but is not limited to: measuring a static pressure P0 of an inner cavity of a pressure hole of a mobile device (S100), wherein the pressure hole being in communication with the outside; aligning the pressure hole to a wind direction and acquiring a total pressure P of the wind (S101); and acquiring a current wind speed according to a corresponding relational expression between a wind speed v and a dynamic pressure P?P0 (S102). The device includes, but is not limited to, a pressure sensor and a wind speed acquiring unit. The technical solution acquires the current wind speed according to a correspondence between wind speeds and dynamic pressures of wind, may effectively improve the precision of the wind speed testing, and does not cause damage to relevant parts of the mobile device.

Abstract: A method for testing movement speed includes, but is not limited to: measuring a static pressure P0 of an inner cavity of a pressure hole of a mobile device (S100); aligning the pressure hole to a wind direction and measuring a total pressure P of the wind in a static state (S101); aligning the pressure hole to the wind direction in a moving process, and measuring a pressure Pm of the inner cavity of the pressure hole in a movement direction (S102); obtaining a current wind speed vf according to a correspondence relationship between a wind speed vf and a dynamic pressure P-P0; and obtaining a current relative movement speed vr according to a correspondence relationship between a relative movement speed vr and a pressure difference Pm-P0 (S103); and obtaining a current movement speed v according to the current relative movement speed vr and the current wind speed vf (S104).

Abstract: The present disclosure discloses a method and apparatus for testing vital capacity. The method comprises: measuring a static pressure P0 of a pressure hole inner cavity of a mobile device; wherein the pressure hole is communicated with the exterior and is purposely disposed on the mobile device or is an already-designed opening; obtaining an air pressure P(t) at each moment by blowing air towards the pressure hole; obtaining an air flow speed v(t) corresponding to each moment according to a correspondence relation formula between the air flow speed v(t) and a pressure differential P(t)?P0; and obtaining vital capacity Vc of the subject according to a correspondence relationship between a measurement time t and the air flow speed v(t).

Abstract: A top cover (1) of an air handling system, wherein an air outlet (2) is provided on a top surface of the top cover (1), at least one air inlet (3) is provided on a bottom surface of the top cover (1), a grille (4) is provided at the air outlet (2), and a fan (5) is provided on the lower side of the air outlet (2) in the top cover (1); and wherein the top cover further comprises a guide device (6) for changing the direction of air flow from the air outlet (2), the guide device (6) is provided on the upper side of the grille (4), the area of the bottom surface of the to guide device (6) in contact with the grille (4) is less than the area of the air outlet (2), and the area of the top surface of the guide device (6) is greater than the area of the bottom surface thereof.

Abstract: A humidifying device, comprising an air duct (1) penetrating through the interior of the humidifying device, and a water absorption filter element (3) which is fitted over the top of an outer wall surrounding the air duct (1). According to the humidifying device, water is conveyed into the air duct (1) through the water absorption filter element (3) by means of the structural arrangement of a water channel (2) and the water absorption filter element (3), and humidifying operation is therefore carried out.

Abstract: Disclosed is a humidifying device, comprising: a water tank (202) for storing water; a water pump (205), which water pump (205) is connected to the water tank (202) via an upper water pipe (251); and a water channel (241), which is connected to the water pump (205) via a lower water pipe (252), wherein the water pump (205) is configured to pump the water from the water tank (202) to the water channel (241). Further disclosed is an air handling system having the humidifying device.

Abstract: A humidifying device comprising an air duct penetrating axially through the humidifying device, a water tank (201b) for storing water, and a filter element (204b) disposed in the water tank. The water tank (201b) surrounds the air duct. Further disclosed is an air handling system.