Abstract: The apparatus for supplying hot water comprises: at least one processor; a heat exchanger connected to the at least one processor, and configured to receive tap water through a tap water inflow pipe, heat the supplied tap water by means of heat exchange to thereby generate hot water, and discharge the generated hot water through a hot water supply pipe; a burner configured to directly or indirectly provide heat required to generate the hot water; a mixing valve connected to the at least one processor and installed on a mixing pipe connecting the tap water inflow pipe and the hot water supply pipe, and configured to mix the tap water with the hot water discharged from the heat exchanger and flowing through the hot water supply pipe; and a memory connected to the at least one processor and configured to store instructions.

Abstract: An air heating apparatus includes a burner configured to cause combustion reaction, a heat exchange part configured to receive heat from a combustion gas generated by the combustion reaction so as to heat water, a heating heat exchanger configured to receive the water heated by the heat exchange part so as to be heat-exchanged with air to be discharged for heating, a fan configured to blow the air to the heating heat exchanger, a condensed water receiver configured to collect and discharge condensed water generated in the heat exchange part, a case in which the burner, the heat exchange part, the heating heat exchanger, the fan, and the condensed water receiver are embedded, and a condensed water trap disposed outside the case and configured to receive the condensed water transferred from the condensed water receiver so as to provide a trap configured to block leakage of the combustion gas.

Abstract: Disclosed is a cover fin including a front part and a rear part being perpendicular to a forward/rearward direction and spaced apart from each other in the forward/rearward direction, a connecting part connecting the front part and the rear part, a leg part extending from an upper end of the rear part toward an upper side when one direction being perpendicular to the forward/rearward direction is defined as an upward/downward direction, and a protrusion protruding from the leg part to a rear side.

Abstract: The present invention relates to a smoke tube boiler including: a mix chamber which includes a mixing space in which combustion gas and air are mixed, a mix chamber body having a flat shape, and a flat plate-shaped burner disposed in a horizontal direction above a combustion chamber; and a heat exchanger which includes an outer shell forming an outer wall of a water tank into and from which a heat medium is introduced and discharged and which accommodates the heat medium, a plurality of tubes formed in a flat shape that are configured to allow combustion gas generated in the combustion chamber to flow therein and cause a heat exchange to occur between the combustion gas and the heat medium flowing outside the tubes, turbulators coupled to an inner side of the tube and configured to induce occurrence of a turbulent flow in the flow of the combustion gas, and multi-stage barriers disposed between the outer shell and the tube and configured to induce a heat medium flow direction to be alternately changed between

Abstract: A case for a water heater includes a case cover provided to accommodate the water heater in an inner space thereof, and a case frame configured to support the case cover in the inner space. The case cover includes a rear cover part including a plurality of holes passing through a plurality of pipes connected to the water heater, an upper cover part configured to cover an upper portion of the water heater and provided to be detached from the case frame, a side cover part configured to cover a side surface of the water heater and provided to be detached from the case frame, and a front cover part configured to cover a front surface of the water heater and provided to be detached from the side cover part.

Abstract: Provided is an air conditioning system. The air conditioning system includes a heat pump provided to heat or cool a circulating refrigerant, an air heating device provided to burn a fuel so as to heat circulating water so that air is heated by the heated water, and an intermediate heat exchanger provided to exchange heat between the refrigerant and the water.

Abstract: A heating system according to the present invention includes a heat pump provided to heat inflow air using a circulating refrigerant; an air heating device provided to heat air passing through the heat pump using water heated by burning a fuel, an external air temperature acquisition unit provided to acquire an external air temperature that is a temperature of external air, and a processor electrically connected to the heat pump, the air heating device, and the external air temperature acquisition unit. In a heating mode, when the external air temperature is greater than a lower limit and less than an upper limit of a balance band, which is a predetermined temperature range, the processor is configured to control the air heating device and the heat pump so that the air is heated by the air heating device and the heat pump.

Abstract: Provided is a dual venturi. The dual venturi includes a housing including a housing body opened in a reference direction so that a gas or air flows, an inner partition wall through which an inner space of the housing body is divided into a first conduit and a second conduit, and a gas providing part provided with a first gas conduit passing through the first conduit to allow the first conduit to communicate with the outside therein and a second gas conduit configured to allow the second conduit to communicate with the outside, an opening/closing unit disposed in the inner space to open and close the first gas conduit and the second conduit, and a driver connected to the opening/closing unit to provide driving force to the opening/closing unit.

Abstract: Disclosed are a flue pipe separation sensing apparatus and a boiler including the same. The flue pipe separation sensing apparatus of a boiler for sensing separation of an exhaust flue pipe that is fitted with and coupled to an exhaust adapter provided in an exhaust opening of a boiler body includes a sensing member located on an outer side of the exhaust flue pipe in a state, in which the exhaust flue pipe is coupled to the exhaust adapter, and that passes through the exhaust adapter by an elastic force and proceed into an interior of the exhaust adapter to sense the separation of the exhaust flue pipe when the exhaust flue pipe is separated from the exhaust adapter.

Abstract: A heat transfer fin according to an aspect of the present invention includes a fin main body having a plate shape, and a plurality of through-holes defined to pass through the fin main body and spaced apart from each other in a first direction that is a predetermined direction.

Abstract: A device for managing a temperature according to an embodiment of the present disclosure includes a conversion controller that estimates an indoor set temperature based on a temperature of air returned from a target zone and an operating time of a state converter, and controls a state conversion amount of the state converter by comparing the estimated indoor set temperature with the temperature of the returned air, and a heat exchanger for varying the temperature of the returned air and providing the air whose temperature is varied to the target zone.

Abstract: A flame port unit structure of a combustion apparatus provided with a plurality of flame ports for forming a flame comprises: a lean flame port unit, as a flame port for jetting lean gas, including a plurality of lean flame ports arranged along a width direction which is perpendicular to the jetting direction of the lean gas; and a rich flame port unit, as a flame port for jetting rich gas, including a pair of rich flame ports provided on both sides of the lean flame port unit with respect to a width direction, wherein the lean flame port unit comprises a first region in which a gap along the width direction of the lean flame port is formed along a longitudinal direction which is perpendicular to the jetting direction and the width direction, and a second region, provided on both sides along the longitudinal direction of the first region.

Abstract: A heat exchanger unit according to the present invention comprises: a sensible heat exchanger including a sensible heat exchange pipe disposed in a sensible heat exchange area for heating water used for heating by receiving sensible heat generated by a combustion reaction, wherein the sensible heat exchange pipe receives the water used for heating and flows same through the interior, and a sensible heat fin disposed in the sensible heat exchange area, wherein the sensible heat fin is formed in a plate shape across the sensible heat exchange pipe and penetrated by the sensible heat exchange pipe; and a latent heat exchanger positioned downstream from the sensible heat exchange area on the basis of a reference direction, which is a flow direction of combustion gas generated during the combustion reaction, the latent heat exchanger including a latent heat exchange pipe disposed in a latent heat exchange area.

Abstract: An apparatus for calculating an estimate for installation of a water heater according to an embodiment of the present invention may include an image analysis unit for analyzing a water heater region image including at least one of a previously-installed water heater main body, a previously-installed pipe connected to the previously-installed water heater main body for fluid flow, and a room controller for controlling a water heater, and a processing unit for calculating estimate required for the installation of a water heater to be installed on the basis of at least one of information about the model of the water heater to be installed and required dimensions of a pipe to be installed obtained on the basis of an analysis result of the image analysis unit.

Abstract: A flame hole unit structure of a combustion apparatus provided with a plurality of flame holes for forming a flame comprises: a lean flame hole unit including, as a flame hole for jetting lean gas, at least one lean flame hole extending along the longitudinal direction which is a direction perpendicular to the jetting direction of the lean gas; and a rich flame hole unit including, as a flame hole for jetting rich gas, a pair of rich flame hole provided on both sides of the lean flame hole unit with respect to a width direction which is a direction perpendicular to the jetting direction and the longitudinal direction and extending along a direction parallel to the longitudinal direction.