Abstract:
PURPOSE: A wind power generator is provided to improve the generating efficiency by increasing the rotational moment of rotating blades. CONSTITUTION: A wind power generator includes a rotating shaft (210), a rotating blade unit (220), a first rotational moment varying member (230), and a generation module (250). The rotating blade unit is mounted on the rotating shaft and rotates the rotating shaft by wind pressure. The first rotational moment varying member is formed on the rotating shaft to be separated from the rotating blade unit by a predetermined distance. The generation module generates electricity by using the rotational force of the rotating blade unit.
Abstract:
PURPOSE: A heat pump and an outdoor heat exchanger used for the same are provided to improve cooling or heating efficiency according to increase in the circulating amount of refrigerant by completely evaporating the refrigerant which is not completely evaporated in an evaporator and sending the same to an accumulator. CONSTITUTION: A heat pump comprises a compressor (100), an indoor heat exchanger (110), an outdoor heat exchanger (120), an accumulator (130), a four way valve (140), an electronic valve (150), an injection valve (160), a first expansion valve (171), a second expansion valve (172), and a third expansion valve (173). The first expansion valve is installed in a first pipe (211) connected to one end of an inner pipe (124) of the indoor heat exchanger. The outdoor heat exchanger includes an outdoor refrigerant passage pipe (125) acting as an evaporator when the first refrigerant is supplied from the first pipe and as a condenser when the third refrigerant of high temperature and high pressure is supplied from the compressor. The indoor heat exchanger acts as an evaporator or a condenser depending on the flow of the refrigerant discharged from the compressor. The four way valve changes the circulating direction of the refrigerant discharged from the compressor to one of the indoor heat exchanger or the outdoor heat exchanger. The accumulator filters the liquid refrigerant supplied from the four way valve to the compressor. The electronic valve is branched from the front end of a first check valve and is installed in a first branch pipe (221) connected to one end of an outer pipe (121) of the indoor heat exchanger. The second expansion valve is installed in a fifth pipe (215) connected to the other end of the outer pipe of the indoor heat exchanger and an inner heat exchanger. The third expansion valve is branched from the fifth pipe in which the second expansion valve is installed and is installed in a second branch pipe (222) connected to the other end of the inner pipe of the inner heat exchanger.
Abstract:
본 발명은 수랭식 열교환기에 관한 것으로, 한 방향으로 나란하게 배열되며 내부에 제 1 유체가 유동하는 복수의 제 1 유체관과 상기 복수의 제 1 유체관 사이에 나란하게 배열되며 내부에 제 2 유체가 유동하는 복수의 제 2 유체관을 포함하는 열교환기 코어부; 제 1 유체가 복수의 제 1 유체관 내부를 지그재그 방식으로 유동하도록 내부에 제 1 칸막이가 형성되며, 열교환기 코어부의 측면에 서로 대향되게 장착되는 한 쌍의 제 1 유체헤더탱크; 한 쌍의 제 1 유체헤더탱크 중 어느 하나의 제 1 유체헤더탱크에 형성되며 제 1 유체가 유입되는 제 1 유체입구와 제 1 유체가 배출되는 제 1 유체출구; 제 2 유체가 상기 복수의 제 2 유체관 내부를 지그재그 방식으로 유동하도록 내부에 제 2 칸막이가 형성되며, 열교환기 코어부의 측면에 서로 대향되게 장착되는 한 쌍의 제 2 유체헤더탱크; 및 한 쌍의 제 2 유체헤더탱크 중 어느 하나의 제 2 유체헤더탱크에 형성되며 제 2 유체가 유입되는 제 2 유체입구와 제 2 유체가 배출되는 제 2 유체출구를 포함하되, 열교환기 코어부는 한 쌍의 제 2 유체헤더탱크와 탈, 부착 가능하게 결합되는 것을 특징으로 한다.
Abstract:
PURPOSE: An outdoor unit for a heat pump including a dual coil having a dual pipe structure and an alternating heat pump utilizing the outdoor unit and the operation method of the same are provided to secure stable condensation capability although condensation efficiency decreases due to increase of outside temperature. CONSTITUTION: An outdoor unit for a heat pump including a dual outdoor unit coil having a dual pipe structure includes dual outdoor coils(250-1,250-2). Each dual outdoor unit coil has an independent refrigerant circuit, and installed in parallel. Each outdoor unit coil is formed to have a dual pipe having an independent refrigerant circuit, and operates as a condenser or a compressor by selection. The dual pipe comprising an outdoor coil includes outer pipes(260-4) and inner pipes(260-5). A high temperature and high pressure gas phase refrigerant or a low temperature and low pressure refrigerant passes through the outer pipe. A low temperature and low pressure refrigerant or a high temperature and high pressure gas phase refrigerant passes through the inner pipe. [Reference numerals] (AA) Outside air
Abstract:
본 발명의 히트펌프 실외기 코일을 일체로 구성하고 실외기 코일을 구성하는 관 열은 복수의 관 열로 구성되어 있으며 실외기 코일을 구성하는 각각의 관 열 전단과 후단에 삼방밸브가 설치되어 있어 삼방밸브의 개폐 방법에 따라 실외기 코일을 구성하는 각각의 관 열을 냉난방 운전에 관계없이 증발기 또는 응축기로 선택하여 작동할 수 있는 것을 특징으로 한다. 특히 본 발명의 히트펌프는 겨울철 난방운전 시, 실외 공기의 습도가 높고, 착상이 쉽게 형성될 수 있는 온도 범위(-2~2℃)에 있을 때 착상 감지 센서 및 제어장치에 의해 착상 현상이 가장 많이 진행된 실외기 코일의 관 열만을 선별하여 응축기로 작동시키거나, 일정시간 주기로 실외기 코일을 구성하는 관 열을 번갈아 응축기 역할을 하도록 교번시켜가며 작동시킴으로써 실외기 코일 열에 착상이 발생할 수 있는 소지를 근본적으로 차단할 수 있는 무착상, 무제상 운전을 특징으로 한다.
Abstract:
PURPOSE: A dehumidifier and a method for controlling the same are provided to operate a first indoor coil as a condenser and a second indoor coil as an evaporator when indoor heating is required in a winter season, thereby rapidly heating an indoor space. CONSTITUTION: A dehumidifier comprises a compressor(100), an accumulator(190), a four-way valve(110), a first indoor coil(120), a second indoor coil(130), an indoor blower unit, an outdoor coil(170), an outdoor blower(200), an expanding valve, and a solenoid valve(140). The outdoor coil is operated as a condenser and an evaporator depending on cooling-and-heating loads. The outdoor blower is operated so that outdoor air flows into the outdoor coil. The expanding valve reduces the temperature and pressure of refrigerant according to heating and cooling and dehumidifying operations of a dehumidifier. The solenoid valve controls a flow of the refrigerant in order to convert functions of the first and second indoor coils and the outdoor coil. [Reference numerals] (AA) Indoor; (BB) Outdoor
Abstract:
PURPOSE: A heat pump is provided to improve condensing efficiency by using a first heat coil as an evaporator while cooling driving and using the heat of the coil of the outdoor unit of the heat pump as a condensing unit. CONSTITUTION: A heat pump comprises a compressor(200), an accumulator(270), an all direction valve(210), an indoor unit coil, an outdoor unit coil, an expansion valve, check valves(240-1, 240-2), and a plurality of three-way valves. The outdoor unit coil accommodates an outdoor coil unit composed of three or more rows. The three-way valves are installed in the front portion and the rear portion of the coil rows composing the outdoor unit coil. The coil rows selectively perform the function of a condenser or an evaporator according to load conditions and outside air conditions by switching the flow direction of coolant.
Abstract:
플레어링 확관기를 제공한다. 플레어링 확관기는 다수의 구멍이 형성되어 있는 플레어 바; 및 구멍에 삽입되어 고정된 동관의 소정 면을 압착하여 플레어링 작업을 수행하는 확관 콘을 포함하고, 확관 콘의 소정 면에는 눈금이 타각되어 있고 눈금을 통해 동관의 플레어링된 길이를 관측할 수 있다. 확관, 확관 콘, 눈금
Abstract:
전방향 이동 로봇을 제공한다. 전방향 이동 로봇은 상하 좌우가 대칭인 입체 구조 형태로 이루어진 본체와, 로봇의 전방향 이동이 가능하도록 본체의 각 면에서 수직 방향으로 연장되어 구동 바퀴에 연결되고 구동 바퀴에 구동력을 전달하는 구동부; 구동 바퀴의 회전 속도 및 이동 방향을 제어하는 제어부; 및 상기 구동 바퀴에 연결된 구동축 사이를 연결하여 지면에 접촉하는 로봇의 하중이 구동 바퀴에 균등하게 분산되도록 인장과 압축이 가능한 형태로 구현된 현가장치; 를 포함한다. 로봇, 전방향 이동 메커니즘, 옴니 휠
Abstract:
PURPOSE: A heat pump is provided to increase condensing performance using the auxiliary coil of an outdoor unit as a condenser in a cooling operation. CONSTITUTION: A heat pump comprises a compressor(500), an outdoor primary coil(520), an outdoor auxiliary coil(530), an outdoor blower(540), an indoor coil(550), an indoor blower(560), a four way valve(510), a refrigerant transfer line, expansion valves(590,600), and an accumulator(630). The outdoor primary coil performs the role of a condenser in a cooling operation and the role of an evaporator in a heating operation. The outdoor auxiliary coil performs the role of the evaporator or the condenser. The outdoor blower supplies outdoor air to the outdoor primary coil and the outdoor auxiliary coil. The indoor coil performs the heat exchange of refrigerant and indoor air. The indoor blower supplies the indoor air to the indoor coil. The four way valve switches the refrigerant transfer line to a heating circuit or a cooling circuit. According to the operation mode, the expansion valve decreases the temperature and the pressure of refrigerant. The accumulator separates liquid refrigerant incoming into the compressor.