Abstract: There is disclosed a meteorological observation device for observing weather in an Atmospheric Boundary Layer or a Planetary Boundary Layer, comprising: a basic observation unit and one or more additional observation units which are connected directly or indirectly to the basic observation unit; a storage box whose inner space is compartmentalized to form a plurality of grids, wherein the grids include 1-st type cells, each of which holds the basic observation unit and each of the one or more additional observation units and 2-nd type cells, each of which forms 1-st sub space for holding a basic wire and 2-nd sub space for holding each of additional wires, wherein a size of each of the 2-nd type cells is determined as a size of each of the 1-st type cells.

Abstract: There is disclosed a self-powered apparatus for measuring precipitation, comprising: a housing; a display unit including one or more display lights capable of displaying an amount of precipitation, wherein the display lights are formed on at least one of outer surfaces of the housing; a water collecting vessel, having a funnel-shaped space to which the precipitation is introduced and gathered at a vertex part of the funnel-shaped space; a cup module, having an accommodating space for accommodating the precipitation dropped from the vertex part of the funnel-shaped space of the water collecting vessel; an electric signaling unit; a guiding module; a self-powered generator; and a final drainage opening, formed at a lower part of the housing.

Abstract: There is disclosed a self-powered apparatus for measuring precipitation, comprising: a housing; a display unit including one or more display lights capable of displaying an amount of precipitation, wherein the display lights are formed on at least one of outer surfaces of the housing; a water collecting vessel, having a funnel-shaped space to which the precipitation is introduced and gathered at a vertex part of the funnel-shaped space; a cup module, having an accommodating space for accommodating the precipitation dropped from the vertex part of the funnel-shaped space of the water collecting vessel; an electric signaling unit; a guiding module; a self-powered generator; and a final drainage opening, formed at a lower part of the housing.

Abstract: A rainwater guiding device for a meteorological observation balloon for preventing the observer and electronic devices held by the observer from getting wet by rainwater by guiding the rainwater flowing down along the surface of the balloon to the outside of the observer's workspace during the rawinsonde levitation operation for upper atmospheric observation, wherein the rainwater guiding device is composed of a double-cone structure comprising an inner cone closely contacted with the surface of the balloon around the inlet and an outer cone formed on the outside of the inner cone, wherein the inner cone and the outer cone have funnel shapes, each of which has a conical portion at the upper portion as a shape gradually widening in the upward direction, and an extension portion at the lower portion extending vertically downward from a neck portion, which is a neck portion below the conical portion.

Abstract: A cover for a rawinsonde balloon includes a cover main body with an inner surface forming inner space and an outer surface. The rawinsonde balloon is inserted into the inner space of the cover main body. Further, the cover includes an inlet, positioned at a preliminary free end of the cover main body, for allowing the rawinsonde balloon to be inserted into the inner space and the cover additionally includes an inlet control member for controlling a size of the inlet and fixing a controlled size of the inlet. Furthermore, the cover includes a plurality of basic cover fixing members formed or located respectively at a plurality of basic preliminary fixed ends on the outer surface.

Abstract: A rainwater guiding device for a meteorological observation balloon for preventing the observer and electronic devices held by the observer from getting wet by rainwater by guiding the rainwater flowing down along the surface of the balloon to the outside of the observer's workspace during the rawinsonde levitation operation for upper atmospheric observation, wherein the rainwater guiding device is composed of a double-cone structure comprising an inner cone closely contacted with the surface of the balloon around the inlet and an outer cone formed on the outside of the inner cone, wherein the inner cone and the outer cone have funnel shapes, each of which has a conical portion at the upper portion as a shape gradually widening in the upward direction, and an extension portion at the lower portion extending vertically downward from a neck portion, which is a neck portion below the conical portion.

Abstract: A watchtower vehicle, including: a top plate engaged with a top of a vehicle; an extendable boom, with a first end thereof engaged with the top plate, wherein the extendable boom is allowed to be inclined from a vertical axis of the top plate within a first angle range; a main sensor mounting unit, engaged with a second end of the extendable boom, for mounting at least one sensor thereon, wherein the main sensor mounting unit is allowed to be inclined from a longitudinal axis of the extendable boom within a second angle range; a sensor module unit including the sensor mounted on the main sensor mounting unit; and a control module for controlling or supporting another module to control at least one of the extendable boom within the first angle range and the main sensor mounting unit within the second angle range.

Abstract: A radiation shielding device for meteorological observation with internal air circulation including: a body for allowing meteorological sensors to be mounted therein; a cover for covering the body by engaging with the body; and a modified Venturi tube which is physically formed while the body and the cover are engaged with each other; wherein, the modified Venturi tube is configured as a first opening for receiving external air from an exterior of the body, a second opening for receiving internal air from an interior of the body, and a third opening for releasing the received external air and the received internal air, and wherein, the external air gets into the modified Venturi tube through the first opening, the internal air gets into the modified Venturi tube through the second opening, and the external air and the internal air are released from the modified Venturi tube through the third opening.

Abstract: There is provided a cover for protecting a rawinsonde balloon. It includes: a cover main body; an inlet for allowing the rawinsonde balloon to be inserted into the cover main body; an inlet control member for controlling a size of the inlet; and a first basic cover fixing member to an n-th basic cover fixing member formed respectively at a first basic preliminary fixed end to an n-th basic preliminary fixed end on an outer surface of the cover main body; wherein, in response to applying a first partial force vector to a k-th partial force vector respectively to a first specific basic cover fixing member to a k-th specific basic cover fixing member, a direction of a first total force vector becomes opposite to a direction of from a virtual origin of the first total force vector to a center of the inlet.

Abstract: A method, controlling device, and system for simulating a generation of black ice on a road including steps of: (a) in response to an ambient atmosphere being determined as in a (1-1)-st state, changing the ambient atmosphere to be in a (1-2)-nd state by referring to a (1-1)-st simulation variable corresponding to a temperature of the ambient atmosphere and a (1-2)-nd simulation variable corresponding to a humidity of the ambient atmosphere; and (ii) in response to a road specimen being determined as in a (2-1)-st state, changing the road specimen to be in a (2-2)-nd state by referring to a (2-1)-st simulation variable corresponding to a temperature of the road specimen and a (2-2)-nd simulation variable corresponding to a residual precipitation; (b) applying a triggering action; and (c) determining whether the black ice is generated on the road specimen.

Abstract: A radiation shielding device for meteorological observation with internal air circulation including: a body for allowing meteorological sensors to be mounted therein; a cover for covering the body by engaging with the body; and a modified Venturi tube which is physically formed while the body and the cover are engaged with each other; wherein, the modified Venturi tube is configured as a first opening for receiving external air from an exterior of the body, a second opening for receiving internal air from an interior of the body, and a third opening for releasing the received external air and the received internal air, and wherein, the external air gets into the modified Venturi tube through the first opening, the internal air gets into the modified Venturi tube through the second opening, and the external air and the internal air are released from the modified Venturi tube through the third opening.

Abstract: A rotating gas injection device for preventing damage to a rawinsonde balloon, comprising: a handgrip part; a gas injection tube; a ball bearing module including an inner ring, an outer ring, wherein the inner ring and the outer ring are rotatably engaged by means of the balls; and an outer ring cover positioned outside of the outer ring to form space between the outer ring cover and the outer ring; wherein, after an insertion of a neck of the rawinsonde balloon into the space, a distance between the outer ring and the outer ring cover is controlled to be decreased so that the neck of the rawinsonde balloon makes tight contact, and in response to an external force exerted on the neck of the rawinsonde, the outer ring is allowed to be rotated together with the neck by means of the balls.

Abstract: A rotating gas injection device for preventing damage to a rawinsonde balloon, comprising: a handgrip part; a gas injection tube; a ball bearing module including an inner ring, an outer ring, wherein the inner ring and the outer ring are rotatably engaged by means of the balls; and an outer ring cover positioned outside of the outer ring to form space between the outer ring cover and the outer ring; wherein, after an insertion of a neck of the rawinsonde balloon into the space, a distance between the outer ring and the outer ring cover is controlled to be decreased so that the neck of the rawinsonde balloon makes tight contact, and in response to an external force exerted on the neck of the rawinsonde, the outer ring is allowed to be rotated together with the neck by means of the balls.

Abstract: A method for calculating a true wind direction and a true wind speed by adjusting measured values of an anemometer mounted on a vehicle based on observation errors caused by a degree of slant of the vehicle and a device using the same are provided. The method includes steps of: (I) acquiring a Gt, which is information on the degree of slant corresponding to a current time t, from an electronic compass module, and (II) acquiring a Wmt which is information on a measured wind measured by the anemometer at the current time t, to acquire a Wmt?, which is information on a measured corrected wind in a space after a first error correction on the Wmt by referring to the Gt, to thereby calculate a first true wind direction and a first true wind speed.

Abstract: A method for calculating a true wind direction and a true wind speed by adjusting measured values of an anemometer mounted on a vehicle based on observation errors caused by a degree of slant of the vehicle and a device using the same are provided. The method includes steps of: (I) acquiring a Gt, which is information on the degree of slant corresponding to a current time t, from an electronic compass module, and (II) acquiring a Wmt which is information on a measured wind measured by the anemometer at the current time t, to acquire a Wmt?, which is information on a measured corrected wind in a space after a first error correction on the Wmt by referring to the Gt, to thereby calculate a first true wind direction and a first true wind speed.

Abstract: A rainwater detection device for detecting rainwater is provided. The rainwater detection device includes: a panel having a surface; rainwater sensing wires on the surface; and a rainwater sensor (i) physically connected with the rainwater sensing wires without an electrical connection if a condition is unsatisfied and (ii) physically and electrically connected with the rainwater sensing wires if the condition is satisfied; wherein a first wire, one of the rainwater sensing wires, is separated from a second wire, another of the rainwater sensing wires, by an interval, without contacting each other and wherein the rainwater sensing wires are connected to opposite polarity of an electrode connected with the rainwater sensor, and wherein the condition is that a first state where no current flows between the first and the second wires is changed to a second state where current flows between the first and the second wires due to the rainwater.

Abstract: A rainwater detection device for detecting rainwater is provided. The rainwater detection device includes: a panel having a surface; rainwater sensing wires on the surface; and a rainwater sensor (i) physically connected with the rainwater sensing wires without an electrical connection if a condition is unsatisfied and (ii) physically and electrically connected with the rainwater sensing wires if the condition is satisfied; wherein a first wire, one of the rainwater sensing wires, is separated from a second wire, another of the rainwater sensing wires, by an interval, without contacting each other and wherein the rainwater sensing wires are connected to opposite polarity of an electrode connected with the rainwater sensor, and wherein the condition is that a first state where no current flows between the first and the second wires is changed to a second state where current flows between the first and the second wires due to the rainwater.

Abstract: A covering device for protecting an anemometer engaged with an external frame on a moving body is provided. The covering device includes: a propeller protecting part including (1_1)-st and (1_2)-nd case units for protecting a propeller, wherein space created by combining the (1_1)-st and (1_2)-nd case units holds the propeller; a body protecting part including (2_1)-st and (2_2)-nd case units for protecting a main body and its vertical tail, wherein space created by combining the (2_1)-st and (2_2)-nd case units holds the main body and the vertical tail; and a supporting member protecting part including (3_1)-st and (3_2)-nd case units for protecting a supporting member, wherein space created by combining the (3_1)-st and (3_2)-nd case units holds the supporting member; wherein the (3_1)-st and (3_2)-nd case units engage the external frame, to allow all the case units to be fixed.

Abstract: A covering device for protecting an anemometer engaged with an external frame on a moving body is provided. The covering device includes: a propeller protecting part including (1_1)-st and (1_2)-nd case units for protecting a propeller, wherein space created by combining the (1_1)-st and (1_2)-nd case units holds the propeller; a body protecting part including (2_1)-st and (2_2)-nd case units for protecting a main body and its vertical tail, wherein space created by combining the (2_1)-st and (2_2)-nd case units holds the main body and the vertical tail; and a supporting member protecting part including (3_1)-st and (3_2)-nd case units for protecting a supporting member, wherein space created by combining the (3_1)-st and (3_2)-nd case units holds the supporting member; wherein the (3_1)-st and (3_2)-nd case units engage the external frame, to allow all the case units to be fixed.

Abstract: A filtering membrane module and a filtering apparatus having the same, which is capable of remarkably reducing a vibration of filtering membrane module during an aeration process for a maintenance cleaning of filtering membrane, and preventing a crack from occurring in the filtering membrane module by the vibration, wherein the filtering membrane module comprises a filtering membrane; a header, to which the filtering membrane is potted, including a first lateral side and a second lateral side opposite to the first lateral side; a first coupling unit provided at the first lateral side; and a second coupling unit provided at the second lateral side.