KR100215284B1 - Mixing type cooling system - Google Patents

Mixing type cooling system Download PDF

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Publication number
KR100215284B1
KR100215284B1 KR1019970009095A KR19970009095A KR100215284B1 KR 100215284 B1 KR100215284 B1 KR 100215284B1 KR 1019970009095 A KR1019970009095 A KR 1019970009095A KR 19970009095 A KR19970009095 A KR 19970009095A KR 100215284 B1 KR100215284 B1 KR 100215284B1
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South Korea
Prior art keywords
refrigerant
compressor
hot water
heating
cooling
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KR1019970009095A
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Korean (ko)
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KR19980073674A (en
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원하연
박대휘
김종성
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원윤희
주식회사센추리
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Priority to KR1019970009095A priority Critical patent/KR100215284B1/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B27/00—Machines, plants or systems, using particular sources of energy
    • F25B27/02—Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/02—Details of evaporators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/62—Absorption based systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)

Abstract

본 발명은 보일러와 냉동기의 혼합형 냉난방 시스템에 관한 것으로, 저압상태의 냉매를 압축하여 고압상태를 변화시키는 압축기(10)가 구비되고, 이 압축기(10)는 토출되는 폐열을 이용하여 가열시켜 급탕온수를 생성하는 급탕기(12)에 연결되고, 이 급탕기(12)는 상기 압축기(10)로부터 토출되는 고압상태의 냉매를 응축시키며 전동기(14) 및 팬(16)이 구비된 응축기(18)에 연결되고, 이 응축기(18)는 압축기(10)와 함께 냉동사이클의 고저압을 경계로 하여 소정의 증발온도로 냉각능력을 충분히 발휘시키는데 필요한 냉매량을 제어하는 팽창밸브(20)에 연결되고, 이 팽창밸브(20)는 유입된 냉매와 물을 열교환시켜서 냉매를 증발시킴과 동시에 그 물을 냉각하는 증발기(22)에 연결되며, 이 증발기(22)는 냉각된 냉수를 통과시켜 냉방을 실현시키는 열교환코일(24)과 팬코일유닛(26)에 연결되어 이루어지되, 상기 증발기(22)에는 난방시, 연소가스와 연소공기가 혼합된 혼합기체를 연소하여 온수를 생성시키는 버너(28)가 구비되고, 상기 팬코일유닛(26)과 열교환코일(24)에 공급되는 냉수의 흐름을 조정하기 위한 다수의 솔레노이드밸브(30)가 구비되어 여러 유닛이 설치되어 있을시 각 유닛마다 온도제어가 가능하도록 한 것을 특징으로 하는 냉난방 시스템을 제공하는 것이다.The present invention relates to a hybrid cooling and heating system of a boiler and a refrigerator, and includes a compressor (10) for changing a high pressure state by compressing a refrigerant in a low pressure state, and the compressor (10) is heated by using the waste heat discharged to supply hot water It is connected to the hot water heater 12 to generate a water heater 12 condenses the refrigerant of the high pressure state discharged from the compressor 10 and is connected to the condenser 18 provided with the electric motor 14 and the fan 16 The condenser 18 is connected with the compressor 10 to an expansion valve 20 that controls the amount of refrigerant required to sufficiently exhibit the cooling capacity at a predetermined evaporation temperature at the high and low pressure of the refrigerating cycle. The valve 20 is connected to an evaporator 22 which exchanges the refrigerant with water to evaporate the refrigerant and simultaneously cools the water, and the evaporator 22 passes through the cooled cold water to realize cooling. With 24 It is connected to the coil unit 26, the evaporator 22 is provided with a burner 28 for generating hot water by burning a mixed gas mixed with combustion gas and combustion air when heating, the fan coil unit ( 26) and a plurality of solenoid valves (30) for adjusting the flow of cold water supplied to the heat exchange coil (24) is equipped with a cooling and heating system, characterized in that the temperature control is possible for each unit when multiple units are installed To provide.

Description

보일러와 냉동기의 혼합형 냉난방 시스템Hybrid heating and cooling system of boiler and freezer

본 발명은 보일러와 냉동기의 혼합형 냉난방 시스템에 관한 것으로, 보다 상세하게는 바닥 및 공기를 가열 또는 냉각하여 보다 향상된 냉난방 시스템을 구축하도록 한 보일러와 냉동기의 혼합형 냉난방 시스템에 관한 것이다.The present invention relates to a hybrid heating and cooling system of a boiler and a refrigerator, and more particularly, to a hybrid heating and cooling system of a boiler and a refrigerator for heating or cooling the floor and air to build an improved heating and cooling system.

일반적으로 건물이나 집의 난방을 위해서는 공기 난방 시스템 또는 바닥 난방 시스템이 널리 사용되는데, 이러한 공기/바닥 난방 시스템의 결합작동에 대해서는 통상적으로 팬코일유닛을 통해 공기난방을 행하고, 열교환코일을 통해 바닥난방을 제공할 수 있는 것으로 알려진다.In general, an air heating system or a floor heating system is widely used for heating a building or a house. In the combined operation of the air / floor heating system, air heating is usually performed through a fan coil unit, and floor heating is performed through a heat exchange coil. It is known that it can provide.

이러한 바닥 난방과 공기난방은 종래로부터, 예를 들면 순간온풍스위치가 조작되면 실외기의 가열수단과 열교환기에서 온수회로내의 온수를 가열하고 그 온수를 순환펌프에 의해 순환시키면서, 실내기의 팬코일유닛의 작동을 정지시킴으로써, 실내측 열교환기에서 방열을 행하지 않고 온수회로내의 온수를 여열해 두는 여열운전모드를 갖추어, 난방스위치의 조작에 의해 팬코일유닛의 작동이 개시되었을 때에 순간적으로 고온의 온풍이 토출되도록 한 난방장치가 제한되어 있다. 또, 최근의 난방장치에 있어서는 타이머스위치를 조작해서 운전개시 시각을 설정함으로써, 난방장치가 설정시각전에 운전을 개시하도록 한 것도 많다.Such floor heating and air heating are conventionally used, for example, when the instantaneous hot air switch is operated, the hot water in the hot water circuit is heated by the heating means of the outdoor unit and the heat exchanger, and the hot water is circulated by the circulation pump. By stopping the operation, it has a thermal operation mode that heats the hot water in the hot water circuit without dissipating heat from the indoor heat exchanger, and discharges hot air instantly when the operation of the fan coil unit is started by operating the heating switch. As much heating as possible is limited. In recent years, in many heating apparatuses, by operating a timer switch to set an operation start time, the heating apparatus often starts operation before the setting time.

상기 팬코일유닛은 실내로 향하는 공기류를 발생시키는데 강풍과 약풍 및 미풍중의 어느하나로 송풍량이 전환될 수 있도록 작동하게 된다.The fan coil unit is configured to generate an air flow toward the room, and to operate the airflow amount to be switched to any one of a strong wind, a weak wind and a breeze.

한편, 바닥난방을 제공하는 열교환 코일은 건물의 실내 및 가정의 룸 바닥에 매설되어 운전스위치의 조작에 따라 운전개시되어 순환펌프를 통전시켜 온수회로내에 온수의 순환류를 발생시키도록 하고, 연료공급로를 통해 공급되는 연료와 연소팬에 의해 공급되는 연소공기의 혼합기를 소정의 연소수단에 의해 연소함에 따라 생성되는 연소열에 이해 온수를 가열하며, 그 가열된 온수를 열교환코일에 공급하여 난방동작을 실행하게 되는 것이다.On the other hand, the heat exchange coil that provides floor heating is buried on the floor of the indoor and home rooms of the building to start operation according to the operation of the operation switch to energize the circulation pump to generate the circulation of hot water in the hot water circuit. Understand the heat of combustion generated by the combustion of a mixture of the fuel supplied through the combustion air and the combustion air supplied by the combustion fan by a predetermined combustion means, and the heated hot water is supplied to the heat exchange coil to perform the heating operation. Will be done.

그러나, 상기와 같은 팬코일유닛과 열교환코일을 통해 난방을 행하는데, 여름철 냉방으로 전환시 팬코일유닛에서만 냉기를 토출시키는 구조로 되어 있어 바닥의 냉방이 이루어지지 않으며, 급탕온수를 공급하기 위해서 특별한 장치를 부착시켜야 하는 문제점이 있었다.However, the fan coil unit and the heat exchange coil is heated as described above. When switching to cooling in the summer, the fan coil unit is configured to discharge cold air, so that cooling of the floor is not achieved, and it is special to supply hot water supply. There was a problem to attach the device.

이에 본 발명은 상기와 같은 제반 문제점을 해소하기 위해 안출된 것으로, 증발기의 저탕조와 버너로부터 생성되는 냉수 및 온수를 열교환 코일와 팬코일유닛에 공급하여 바닥과 실내공기를 냉/난방시키고, 급탕기를 구비하여 압축기의 폐열을 이용하여 급탕온수를 생성시키도록 한 보일러와 냉동기의 혼합형 냉난방 시스템을 제공함에 그 목적이 있다.Accordingly, the present invention has been made in order to solve the above problems, by supplying the cold water and hot water generated from the storage tank and the burner of the evaporator to the heat exchange coil and the fan coil unit to cool / heat the floor and indoor air, and equipped with a hot water heater The purpose is to provide a heating and cooling system of a boiler and a freezer to generate hot water supply using the waste heat of the compressor.

상기와 같은 목적을 달성하기 위한 본 발명은 저압상태의 냉매를 압축하여 고압상태를 변화시키는 압축기가 구비되고, 이 압축기는 토출되는 폐열을 이용하여 가열시켜 급탕온수를 생성하는 급탕기에 연결되고, 이 급탕기는 상기 압축기로부터 토출되는 고압상태의 냉매를 응축시키며 전동기 및 팬이 구비된 응축기에 연결되고, 이 응축기는 압축기와 함께 냉동사이클의 고저압을 경계로 하여 소정의 증발온도로 냉각능력을 충분히 발휘시키는데 필요한 냉매량을 제어하는 팽창밸브에 연결되고, 이 팽창밸브는 유입된 냉매와 공기를 열교환시켜서 냉매를 증발시킴과 동시에 그 물을 냉각하는 증발기에 연결되며, 이 증발기는 냉각된 냉수를 통과시켜 냉방을 실현시키는 열교환코일과 팬코일유닛에 연결되어 이루어진 것을 특징으로 한다.The present invention for achieving the above object is provided with a compressor for changing a high pressure state by compressing a refrigerant in a low pressure state, the compressor is connected to a hot water heater to generate hot water supply by heating by using the waste heat discharged, The hot water condenser condenses the high-pressure refrigerant discharged from the compressor and is connected to a condenser equipped with an electric motor and a fan. The condenser, together with the compressor, exhibits a sufficient cooling capacity at a predetermined evaporation temperature at the high and low pressure of the refrigeration cycle. It is connected to an expansion valve that controls the amount of refrigerant required to control the refrigerant, which is connected to an evaporator that exchanges the refrigerant with the air to evaporate the refrigerant and cools the water at the same time. It is characterized in that the connection is made to the heat exchange coil and the fan coil unit to realize.

또한, 상기 증발기에는 연소가스와 연소공기가 혼합된 혼합기체를 연소하여 온수를 생성시키는 버너가 구비된 것을 특징으로 한다.In addition, the evaporator is characterized by having a burner for generating hot water by burning the mixed gas mixed with combustion gas and combustion air.

또한, 상기 팬코일유닛과 열교환코일에 공급되는 냉수의 흐름을 조정하여 여러 유닛 설치시 각 유닛마다 온도제어가 가능하도록 다수의 솔레노이드밸브가 구비된 것을 특징으로 한다.In addition, by adjusting the flow of the cold water supplied to the fan coil unit and the heat exchange coil is characterized in that a plurality of solenoid valve is provided to enable temperature control for each unit when installing a plurality of units.

도 1은 본 발명에 따른 보일러와 냉동기의 혼합형 냉난방 시스템의 계통도1 is a system diagram of a hybrid heating and cooling system of a boiler and a refrigerator according to the present invention.

* 도면의 주요부분에 대한 부호설명 ** Explanation of Signs of Major Parts of Drawings *

10 : 압축기 12 : 급탕기10 compressor 12 hot water heater

14 : 전동기 16 : 팬14 electric motor 16: fan

18 : 응축기 20 : 팽창밸브18 condenser 20 expansion valve

22 : 증발기 24 : 열교환코일22: evaporator 24: heat exchange coil

26 : 팬코일유닛 28 : 버너26: fan coil unit 28: burner

30 : 솔레노이드밸브30: solenoid valve

이하 본 발명의 바람직한 실시예를 첨부된 도면에 의거 상세히 설명한다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

첨부된 도면 도 1에 도시된 바와 같이 저압상태의 냉매를 압축하여 고압상태를 변화시키는 압축기(10)가 구비되고, 이 압축기는 토출되는 폐열을 이용하여 가열시켜 급탕온수를 생성하는 급탕기(12)에 연결되고, 이 급탕기(12)는 상기 압축기(10)로부터 토출되는 고압상태의 냉매를 응축시키며 전동기(14) 및 팬(16)이 구비된 응축기(18)에 연결되고, 이 응축기(18)는 압축기(10)와 함께 냉동사이클의 고저압을 경계로 하여 소정의 증발온도로 냉각능력을 충분히 발휘시키는데 필요한 냉매량을 제어하는 팽창밸브(20)에 연결되고, 이 팽창밸브(20)는 유입된 냉매와 공기를 열교환시켜서 냉매를 증발시킴과 동시에 그 물을 냉각하는 증발기(22)에 연결되며, 이 증발기(22)는 냉각된 냉수를 통과시켜 냉방을 실현시키는 열교환코일(24)과 팬코일유닛(26)에 연결되어 이루어진다.As shown in FIG. 1, a compressor 10 for changing a high pressure state by compressing a refrigerant in a low pressure state is provided, and the compressor is heated using discharged waste heat to generate hot water supply water 12. This hot water heater 12 condenses the high pressure refrigerant discharged from the compressor 10, and is connected to a condenser 18 provided with an electric motor 14 and a fan 16. Is connected to the expansion valve 20 for controlling the amount of refrigerant required to fully exhibit the cooling capacity at a predetermined evaporation temperature with the compressor 10 at the high and low pressure of the refrigeration cycle, the expansion valve 20 is introduced The heat exchanger coil 24 and the fan coil unit are connected to an evaporator 22 which evaporates the refrigerant by exchanging the refrigerant with air and cools the water at the same time. The evaporator 22 passes through the cooled cold water to realize cooling. Connected to 26 It is.

또한, 전체 시스템을 소형으로 하기 위하여 급탕기(12)와 증발기(22)를 일체형으로 하는 것이 바람직하다.In addition, it is preferable that the water heater 12 and the evaporator 22 are integrated in order to make the whole system small.

상기 증발기(22)에는 연소가스와 연소공기가 혼합된 혼합기체를 연소하여 온수를 생성시키는 버너(28)가 구비된다.The evaporator 22 is provided with a burner 28 for producing hot water by burning a mixed gas mixed with combustion gas and combustion air.

또한, 상기 팬코일유닛(26)과 열교환코일(24)에 공급되는 냉수의 흐름을 조정하여 여러유닛 설치시 각 유닛마다 온도제어가 가능하도록 다수의 솔레노이드밸브(30)가 구비된다.In addition, a plurality of solenoid valves (30) are provided to adjust the flow of cold water supplied to the fan coil unit (26) and the heat exchange coil (24) so that temperature control is possible for each unit when several units are installed.

이와 같이 구성된 본 발명은 먼저, 냉방으로 할 경우 냉방모드를 작동시키면 압축기(10)로부터 토출되는 고압상태의 냉매가 급탕기(12)를 통과한 후, 응축기(18)로 공급되어 상기 응축기(18)를 통과하면서 일정압력에서 전동기(14)와 팬(16)을 통해 응축되고, 이 응축된 액체상태의 냉매가 압축기(10)와 함께 냉동사이클의 고저압을 경계로 하는 일종의 유량제어 밸브인 팽창밸브(20)로 전달되어 소정의 증발온도로 냉각능력을 충분히 발휘시키는데 필요한 저온 저압의 냉매를 증발기(22)에 공급되고, 상기 증발기(22)에서 냉각된 냉수를 솔레노이드밸브(30)가 “열림”에서 제어하고, 이에 따라 상기 냉수를 열교환코일(24)에 통과시켜 실내의 바닥을 차갑게 하거나 증발기(22)에서 냉각된 냉수를 솔레노이드밸브(30)가 “열림”에서 제어됨에 따라 팬코일유닛(26)에 공급되어 실내로 냉기를 토출시켜 실내의 공기를 차게 하여 냉방기능을 수행하게 된다.According to the present invention configured as described above, when the cooling mode is activated, the high-pressure refrigerant discharged from the compressor 10 passes through the hot water heater 12, and then is supplied to the condenser 18 so as to cool the condenser 18. An expansion valve, which is a type of flow control valve that is condensed through the electric motor 14 and the fan 16 at a constant pressure while passing through the air pressure, is bounded by the high and low pressure of the refrigeration cycle together with the compressor 10. The low temperature low pressure refrigerant, which is delivered to (20) and is required to fully exhibit the cooling capability at a predetermined evaporation temperature, is supplied to the evaporator 22, and the solenoid valve 30 “opens” the cold water cooled by the evaporator 22. The cold water is passed through the heat exchange coil 24 to cool the floor of the room or the cold water cooled by the evaporator 22 is controlled by the solenoid valve 30 in the “open” fan coil unit 26. ) The class to discharge the cool air into the room to cool the room air to thereby perform the cooling function.

또한, 증발기(22)에서 사용된 냉매는 다시 압축기(10)로 복귀되면서 순환과정을 반복하게 된다.In addition, the refrigerant used in the evaporator 22 is returned to the compressor 10 to repeat the circulation process.

한편, 난방으로 할 경우 난방모드를 작동시키면 증발기(22)에 구비되는 버너(28)에 연소가스와 연소공기가 공급되고, 이때 점화장치(도시되지 않음)에 의해 점화가 이루어지게 되면 버너(28)에서 연소가 개시되며, 이에 따라 증발기(22)내의 물을 버너(28)의 연소에 의해 발생되는 연소열에 의해 증발기(22)에 온수가 생성되고, 이 온수가 솔레노이드밸브(30)의 제어에 의해 열교환코일(24) 또는 팬코일유닛(26)에 공급되어 실내공기 또는 바닥이 가열됨에 따라 난방이 행해지게 된다.On the other hand, in the case of heating, when the heating mode is activated, the combustion gas and the combustion air are supplied to the burner 28 provided in the evaporator 22, and when the ignition is made by the ignition device (not shown), the burner 28 Combustion is started in the heat sink). Thus, hot water is generated in the evaporator 22 by the heat of combustion generated by the combustion of the burner 28, and the hot water is controlled by the solenoid valve 30. It is supplied to the heat exchange coil 24 or the fan coil unit 26 by the heating is performed as the indoor air or the floor is heated.

한편, 상기 급탕기(12)는 압축기(10)로부터 토출되는 고압상태의 폐열을 이용하여 가열시켜 급탕온수를 생성하여 솔레노이드밸브(30)를 통해 외부측으로 유출되는 것이다.On the other hand, the hot water heater 12 is heated by using the waste heat of the high pressure state discharged from the compressor 10 to generate hot water supply hot water is discharged to the outside through the solenoid valve (30).

위와 같이 본 발명은 증발기의 저탕기에서 냉수를 생성하고, 버너에서 온수를 생성함으로써, 열교환 코일과 팬코일유닛에 냉수 및 온수를 공급하여 냉난방을 실현하고, 냉방시 기존의 온도배관을 열교환코일로 이용할 수 있으며, 압축기의 폐열을 이용하여 급탕조를 가열시켜 급탕온수를 생성시킬 수 있으며, 이에 따라 응축기에서 제거해야 하는 열량은 작아지므로 응축기의 크기, 팬 및 전동기를 소형으로 할 수 있어 에너지 절약 효과가 있다.As described above, the present invention generates cold water in the water heater of the evaporator, and generates hot water in the burner, thereby supplying cold water and hot water to the heat exchange coil and the fan coil unit to realize cooling and heating, and to cool the existing temperature piping to the heat exchange coil. It can be used, and the hot water tank can be heated by using the waste heat of the compressor to generate hot water, and thus the amount of heat that needs to be removed from the condenser is reduced, so that the size of the condenser, the fan and the motor can be made small, thereby saving energy. There is.

Claims (3)

저압상태의 냉매를 압축하여 고압상태를 변화시키는 압축기(10)가 구비되고, 이 압축기(10)는 토출되는 폐열을 이용하여 가열시켜 급탕온수를 생성하는 급탕기(12)에 연결되고, 이 급탕기(12)는 상기 압축기(10)로부터 토출되는 고압상태의 냉매를 응축시키며 전동기(14) 및 팬(16)이 구비된 응축기(18)에 연결되고, 이 응축기(18)는 압축기(10)와 함께 냉동사이클의 고저압을 경계로 하여 소정의 증발온도로 냉각능력을 충분히 발휘시키는데 필요한 냉매량을 제어하는 팽창밸브(20)에 연결되고, 이 팽창밸브(20)는 유입된 냉매와 물을 열교환시켜서 냉매를 증발시킴과 동시에 그 물을 냉각하는 증발기(22)에 연결되며, 이 증발기(22)는 냉각된 냉수를 통과시켜 냉방을 실현시키는 열교환코일(24)과 팬코일유닛(26)에 연결되어 이루어진 것을 특징으로 하는 보일러와 냉동기의 혼합형 냉난방 시스템.A compressor 10 is provided for compressing a refrigerant in a low pressure state to change a high pressure state. The compressor 10 is connected to a hot water heater 12 that generates hot water by heating by using the waste heat discharged. 12 condenses the high pressure refrigerant discharged from the compressor 10 and is connected to a condenser 18 provided with an electric motor 14 and a fan 16, which together with the compressor 10. It is connected to an expansion valve 20 that controls the amount of refrigerant required to fully exhibit the cooling capacity at a predetermined evaporation temperature on the basis of the high and low pressure of the refrigerating cycle, and the expansion valve 20 exchanges the refrigerant with the water to exchange the refrigerant. The evaporator 22 is connected to a heat exchange coil 24 and a fan coil unit 26 for cooling the water by evaporating the water and simultaneously cooling the water. Boiler and cold characterized in that Hybrid heating and cooling systems of the group. 제 1항에 있어서, 상기 증발기(22)에는 연소가스와 연소공기가 혼합된 혼합기체를 연소하여 온수를 생성시키는 버너(28)가 구비된 것을 특징으로 하는 보일러와 냉동기의 혼합형 냉난방 시스템.The mixed heating and heating system according to claim 1, wherein the evaporator (22) is provided with a burner (28) for producing hot water by burning a mixed gas of combustion gas and combustion air. 제 1항에 있어서, 상기 팬코일유닛(26)과 열교환코일(24)에 공급되는 냉수의 흐름을 조정하여 여러 유닛이 설치되어 있으시 각 유닛마다 온도제어가 가능하도록 다수의 솔레노이드밸브(30)가 구비된 것을 특징으로 하는 보일러와 냉동기의 혼합형 냉난방 시스템.2. The solenoid valve of claim 1, wherein a plurality of solenoid valves (30) are provided to control the temperature of each unit when various units are installed by adjusting the flow of cold water supplied to the fan coil unit (26) and the heat exchange coil (24). Mixing heating and cooling system of the boiler and the refrigerator, characterized in that provided.
KR1019970009095A 1997-03-18 1997-03-18 Mixing type cooling system KR100215284B1 (en)

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