WO2021162134A1 - 2열 배관 방식의 지역 냉난방 시스템 - Google Patents
2열 배관 방식의 지역 냉난방 시스템 Download PDFInfo
- Publication number
- WO2021162134A1 WO2021162134A1 PCT/KR2020/001856 KR2020001856W WO2021162134A1 WO 2021162134 A1 WO2021162134 A1 WO 2021162134A1 KR 2020001856 W KR2020001856 W KR 2020001856W WO 2021162134 A1 WO2021162134 A1 WO 2021162134A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- heating
- cooling
- hot water
- heat
- general
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 474
- 238000001816 cooling Methods 0.000 title claims abstract description 385
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 598
- 238000011084 recovery Methods 0.000 claims description 78
- 238000000034 method Methods 0.000 claims description 45
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 39
- 239000011810 insulating material Substances 0.000 description 24
- 238000010521 absorption reaction Methods 0.000 description 7
- 239000000446 fuel Substances 0.000 description 7
- 238000004378 air conditioning Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D10/00—District heating systems
- F24D10/006—Direct domestic delivery stations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D10/00—District heating systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
- F24D19/1039—Arrangement or mounting of control or safety devices for water heating systems for central heating the system uses a heat pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/08—Hot-water central heating systems in combination with systems for domestic hot-water supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/18—Hot-water central heating systems using heat pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0089—Systems using radiation from walls or panels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0096—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater combined with domestic apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/12—Heat pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2220/00—Components of central heating installations excluding heat sources
- F24D2220/02—Fluid distribution means
- F24D2220/0271—Valves
-
- 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]
- Y02B30/17—District heating
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
Definitions
- the present invention relates to a regional heating and cooling system, and more particularly, selectively installing a heating heat exchanger, a cooling heat exchanger, a heating and cooling heat exchanger, and a direct supply pipe in a user facility, and supplying cold water during the summer cooling period using two rows of heat pipes to perform cooling, and to supply hot water during the winter and inter-season heating periods, and to produce hot water during the cooling period and install a water heater in the user's facility to supply hot water. It is about a district heating and cooling system with a two-row piping system that can do this.
- a regional heating and cooling system is a system in which a business that supplies collective energy supplies collective energy through a pipe for heating and cooling and hot water supply to a large number of individual users. .
- the district heating and cooling system does not have individual heating facilities in various buildings such as houses, shopping malls, offices, schools, hospitals, and factories within a city or a certain area, but large-scale heat production facilities, that is, a combined heat and power plant, are constructed to provide heating and cooling, It is a system that produces hot and cold water necessary for hot water supply and supplies it to each customer through a heat transport pipe. It is one of the collective energy supply methods.
- such a district heating and cooling system 1 is a heating system that produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or lower) using a boiler, CHP heat, incineration heat, fuel cell heat, etc.
- the heat source 10 the cooling heat source 20 for producing cold water (approximately supply/recovery temperature: 3 °C / 13 °C) using a refrigerator (turbo chiller, absorption chiller), and the medium temperature generated from the heating heat source 10
- a refrigerator thermo chiller, absorption chiller
- an unexplained reference numeral P denotes a circulation pump.
- the heat user equipment 40 includes a cooling heat exchanger 41 connected to the cooling heat pipe 40 to perform cooling, a heating heat exchanger 43 connected to the heating heat pipe 30 to perform heating, and Consists of a hot water heat exchanger 45 connected to the heating heat pipe 30 to perform hot water supply, and optionally having both a cooling heat exchanger 41, a heating heat exchanger 43 and a hot water heat exchanger 45 It is divided into user facilities (business buildings, public buildings, etc.) and user facilities (communal houses, etc.) having only a heating heat exchanger 43 and a hot water heat exchanger 45 .
- Patent Document 001 Domestic Registered Patent No. 10-0984831
- Patent Document 002 Domestic Registered Patent No. 10-1339676
- the present invention is to solve the above problems, selectively installing a heating heat exchanger, a cooling heat exchanger, an air conditioning heat exchanger, and a direct supply pipe in a user facility, and supplying cold water during the summer cooling period using two rows of heat pipes to perform cooling, and to supply hot water during the winter and inter-season heating periods, and to produce hot water during the cooling period and install a water heater in the user's facility to supply hot water.
- Its purpose is to provide a district heating and cooling system with a two-row piping system that allows
- a heating heat source for producing medium hot water
- a cooling heat source for producing cold water
- a general-purpose heat pipe composed of one supply pipe and one recovery pipe to supply and recover medium hot or cold water generated from the heating heat source and the cooling heat source
- a heat user facility that performs cooling using the cold water transported by the general-purpose heat pipe in the summer season, and performs heating and hot water supply using the medium hot water transported by the general-purpose heat pipe in winter and inter-seasonal seasons. do it with
- the heat user equipment may include: a heating heat exchanger configured to perform heating using medium hot water transported by the general-purpose heat pipe in winter and between seasons; a hot water heat exchanger for performing hot water supply using medium hot water transported by the general-purpose heat pipe during winter and interseasonal seasons; and a water heater connected in parallel with the hot water supply heat exchanger to heat city water in summer to supply hot water.
- the heat user equipment performs cooling using the cold water transported by the general-purpose heat pipe in the summer season, and performs heating by using the medium hot water transported by the general-purpose heat pipe in the winter and inter-season seasons.
- a combined heat exchanger It includes a water heater that supplies hot water by heating city water in summer.
- the heat user equipment includes: a heating heat exchanger configured to perform heating using medium hot water transported by the general-purpose heat pipe in winter and interseasonal seasons; It includes a water heater that supplies hot water by heating city water in summer.
- the heat user equipment includes: a heating heat exchanger configured to perform heating using medium hot water transported by the general-purpose heat pipe in winter and interseasonal seasons; a cooling heat exchanger that performs cooling using cold water transported by the general-purpose heat pipe in summer; a hot water heat exchanger for performing hot water supply using medium hot water transported by the general-purpose heat pipe during winter and interseasonal seasons; and a water heater connected in parallel with the hot water supply heat exchanger to heat city water in summer to supply hot water.
- a heating heat exchanger configured to perform heating using medium hot water transported by the general-purpose heat pipe in winter and interseasonal seasons
- a cooling heat exchanger that performs cooling using cold water transported by the general-purpose heat pipe in summer
- a hot water heat exchanger for performing hot water supply using medium hot water transported by the general-purpose heat pipe during winter and interseasonal seasons
- a water heater connected in parallel with the hot water supply heat exchanger to heat city water in summer to supply hot water.
- the heat user equipment includes: a heating heat exchanger configured to perform heating using medium hot water transported by the general-purpose heat pipe in winter and interseasonal seasons; a cooling heat exchanger performing cooling using the cold water transported by the general-purpose heat pipe in summer; And it includes a water heater for supplying hot water by heating the city water in winter, inter-season and summer.
- the heat user equipment performs heating using medium hot water transported by the general-purpose heat pipe in winter and inter-seasonal seasons, and performs cooling using cold water transported by the general-purpose heat pipe in summer.
- the heat user equipment includes: a heating direct supply pipe for performing heating using medium hot water transported by the general-purpose heat pipe in winter and inter-season; a cooling direct supply pipe for performing cooling using the cold water transported by the general-purpose heat pipe in summer; And it includes a water heater for supplying hot water by heating the city water in winter, inter-season and summer.
- the heating heat source or the cooling heat source is connected in parallel with the general-purpose heat pipe.
- the general-purpose heat pipe is provided with a valve to switch between the heating heat source and the cooling heat source.
- Another feature of the present invention is
- a heating and cooling heat source that produces medium hot and cold water
- a general-purpose heat pipe composed of one supply pipe and one recovery pipe to supply and recover medium hot or cold water generated from the heating and cooling heat source
- a heat user facility that performs cooling using the cold water transported by the general-purpose heat pipe in the summer season, and performs heating and hot water supply using the medium hot water transported by the general-purpose heat pipe in winter and inter-seasonal seasons. do it with
- the heat user equipment includes: a heating heat exchanger for supplying hot water using the hot water transported by the general-purpose heat pipe in winter and inter-seasonal seasons; a hot water heat exchanger for performing hot water supply using hot water transported by the general-purpose heat pipe during winter and interseasonal seasons; and a water heater connected in parallel with the hot water supply heat exchanger to heat city water in summer to supply hot water.
- the heat user equipment performs cooling using the cold water transported by the general-purpose heat pipe in the summer season, and performs heating by using the medium hot water transported by the general-purpose heat pipe in the winter and inter-season seasons.
- a combined heat exchanger It includes a water heater that supplies hot water by heating city water in summer.
- the heat user equipment includes: a heating heat exchanger for supplying hot water using the hot water transported by the general-purpose heat pipe in winter and inter-season; It includes a water heater that supplies hot water by heating city water in summer.
- the heat user equipment includes: a heating heat exchanger configured to perform heating using medium hot water transported by the general-purpose heat pipe in winter and interseasonal seasons; a cooling heat exchanger performing cooling using the cold water transported by the general-purpose heat pipe in summer; And it includes a water heater for supplying hot water by heating the city water in winter, inter-season and summer.
- the heat user equipment performs heating using medium hot water transported by the general-purpose heat pipe in winter and inter-seasonal seasons, and performs cooling using cold water transported by the general-purpose heat pipe in summer.
- the heat user equipment includes: a heating direct supply pipe for performing heating using medium hot water transported by the general-purpose heat pipe in winter and inter-season; a cooling direct supply pipe for performing cooling using the cold water transported by the general-purpose heat pipe in summer; And it includes a water heater for supplying hot water by heating the city water in winter, inter-season and summer.
- the heating and cooling heat source is the heat pump.
- a two-row piping system district heating and cooling system configured as described above, in detail, the present invention relates to a district heating and cooling system, and in particular, a heating heat exchanger, a cooling heat exchanger, a heating and cooling heat exchanger, and a direct
- the supply pipe is selectively installed, and cooling is performed by supplying cold water during the summer cooling period using two rows of heat pipes, and heating is performed by supplying hot water during the winter and inter-season heating period, and hot water is produced during the cooling period to supply hot water.
- FIG. 1 is a schematic diagram showing the configuration of a conventional 4-row piping system district heating and cooling system.
- FIG. 2 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to the first embodiment of the present invention.
- FIG. 3 is an operation explanatory diagram for explaining the operation of the district heating and cooling system of the two-row piping method according to the first embodiment of the present invention.
- FIG. 4 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a second embodiment of the present invention.
- FIG. 5 is an operation explanatory diagram for explaining the operation of the district heating and cooling system of the two-row piping method according to the second embodiment of the present invention.
- FIG. 6 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a third embodiment of the present invention.
- FIG. 7 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a fourth embodiment of the present invention.
- FIG. 8 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a fifth embodiment of the present invention.
- FIG. 9 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a sixth embodiment of the present invention.
- FIG. 10 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a seventh embodiment of the present invention.
- 11 is an operation explanatory diagram for explaining the operation of the district heating and cooling system of the two-row piping method according to the seventh embodiment of the present invention.
- FIG. 12 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to an eighth embodiment of the present invention.
- FIG. 13 is an operation explanatory diagram for explaining the operation of the district heating and cooling system of the two-row piping method according to the eighth embodiment of the present invention.
- FIG. 14 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a ninth embodiment of the present invention.
- 15 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a tenth embodiment of the present invention.
- 16 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to an eleventh embodiment of the present invention.
- 17 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a twelfth embodiment of the present invention.
- FIG. 2 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to the first embodiment of the present invention.
- the district heating and cooling system 100 of the two-row piping method according to the second embodiment of the present invention includes a heating heat source 110 , a cooling heat source 120 , a general-purpose heat pipe 130 , and heat It consists of user equipment 140 .
- an unexplained reference numeral P denotes a circulation pump.
- the heating heat source 110 produces medium hot water (approximately supply/recovery temperature: 60° C. or more/55° C. or less) using a boiler, CHP heat, incineration heat, fuel cell heat, and the like.
- the cooling heat source 120 produces cold water (approximately supply/recovery temperature: 3°C/13°C) using a refrigerator (turbo refrigerator, absorption refrigerator).
- the cooling heat source 110 is preferably connected in parallel with the general-purpose heat pipe 130
- the heating heat source 110 may be connected in parallel with the general-purpose heat pipe 130 .
- the general-purpose heat pipe 130 supplies and recovers medium hot water or cold water generated from the heating heat source 110 or the cooling heat source 120 .
- the general-purpose heat pipe 130 is provided with a valve V to switch the heating heat source 110 and the cooling heat source 120 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 140 performs cooling using cold water transported by the general-purpose heat pipe 130 in the summer season, and is heated using the medium-temperature water transported by the general-purpose heat pipe 130 in the winter and inter-season seasons. and hot water supply.
- the heat user equipment 140 is divided into two types. First, when an air conditioner is installed in each home, such as a multi-family house, heating is performed using medium hot water transported by the general-purpose heat pipe 130 in winter and in the interseason.
- the heating heat exchanger 141 to perform, the hot water supply heat exchanger 143 for performing hot water supply using the hot water transported by the general-purpose heat pipe 130, and the hot water supply heat exchanger 143 are connected in parallel to the time water in summer It is composed of a water heater 145 that supplies hot water by heating. At this time, the water heater 145 is an electric type, gas type, oil type, etc. are applied.
- a combined heating and cooling heat exchanger 147 that performs heating using medium hot water transported by It is composed of a water heater 145 that is connected in parallel with the hot water heat exchanger 143 and supplies hot water by heating the city water in summer. At this time, the water heater 145 is an electric type, gas type, oil type, etc. are applied.
- Fig. 3 (a) is an operation explanatory diagram for explaining the cooling and hot water supply process in the summer season of the district heating and cooling system of the two-row piping system according to the first embodiment of the present invention
- Fig. 3 (b) is a diagram of the present invention. It is an operation explanatory diagram for explaining the heating and hot water supply process in winter and in the interseason of the district heating and cooling system of the two-row piping system according to the first embodiment.
- cold water (approximately supply/recovery temperature: 3° C./13° C.) is produced from the cooling heat source 120 in summer.
- the cold water is supplied to the combined heating and cooling heat exchanger 147 of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130, heat exchange is performed by the heating and cooling combined heat exchanger 147, and then the general-purpose heat pipe ( 130) through the recovery line.
- the heating medium of the air conditioner (fan coil, etc.) connected to the combined heating and cooling heat exchanger 147 is cooled while exchanging heat with the cold water of the combined heating and cooling heat exchanger 147 and then circulated to the air conditioner to perform cooling.
- the hot water since hot water cannot be supplied when cold water is supplied, the hot water is heated by the hot water heater 145 connected in parallel with the hot water heat exchanger 143 to supply hot water.
- medium hot water (approximately supply/recovery temperature: 60° C. or more/55° C. or less) is produced from the heating heat source 110 during winter and intermittent seasons.
- the medium hot water is supplied to the heating/cooling heat exchanger 147 or heating heat exchanger 141 of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130 to the heating/cooling/heating/heating/heating heat exchanger 147 or heating heat exchange. After heat exchange is performed by the unit 141 , it is recovered again through the recovery line of the general-purpose heat pipe 130 .
- the heating medium of the heater (fan coil, etc.) connected to the heating/cooling heat exchanger 147 is heated while exchanging heat with the medium hot water of the heating/cooling heat exchanger 147 and is circulated to the heater or the heating tube connected to the heating heat exchanger 141.
- the water is heated by heat exchange to perform floor heating.
- FIG. 4 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a second embodiment of the present invention.
- the district heating and cooling system 100 of the two-row piping method according to the second embodiment of the present invention includes a heating heat source 110 , a cooling heat source 120 , a general-purpose heat pipe 130 , and heat It consists of user equipment 140 .
- an unexplained reference numeral P denotes a circulation pump.
- the heating heat source 110 produces medium hot water (approximately supply/recovery temperature: 60° C. or more/55° C. or less) using a boiler, CHP heat, incineration heat, fuel cell heat, and the like.
- the cooling heat source 120 produces cold water (approximately supply/recovery temperature: 3°C/13°C) using a refrigerator (turbo refrigerator, absorption refrigerator).
- the cooling heat source 110 is preferably connected in parallel with the general-purpose heat pipe 130
- the heating heat source 110 may be connected in parallel with the general-purpose heat pipe 130 .
- the general-purpose heat pipe 130 supplies and recovers medium hot water or cold water generated from the heating heat source 110 or the cooling heat source 120 .
- the general-purpose heat pipe 130 is provided with a valve V to switch the heating heat source 110 and the cooling heat source 120 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 140 performs cooling using cold water transported by the general-purpose heat pipe 130 in the summer season, and is heated using the medium-temperature water transported by the general-purpose heat pipe 130 in the winter and inter-season seasons. and hot water supply.
- the heat user equipment 140 is divided into two types. First, when an air conditioner is installed in each home, such as a multi-family house, heating is performed using medium hot water transported by the general-purpose heat pipe 130 in winter and in the interseason. It is composed of a heating heat exchanger 141 to perform, and a water heater 145 for supplying hot water by heating the city water in summer. At this time, the water heater 145 is an electric type, gas type, oil type, etc. are applied, and the difference from the first embodiment is that the hot water heat exchanger 143 is not installed.
- cooling is performed using cold water transported by the general-purpose heat pipe 130 in the summer season, and the general-purpose heat pipe 130 in the winter and inter-season seasons. It is composed of a heat-and-cooling heat exchanger 147 that performs heating by using the medium-temperature water transported by the evaporator, and a water heater 145 that supplies hot water by heating city water in summer.
- the water heater 145 is an electric type, gas type, oil type, etc. are applied, and the difference from the first embodiment is that the hot water heat exchanger 143 is not installed.
- Fig. 5 (a) is an operation explanatory diagram for explaining the cooling and hot water supply process in the summer season of the district heating and cooling system of the two-row piping type according to the second embodiment of the present invention
- Fig. 5 (b) is the present invention. It is an operation explanatory diagram for explaining the heating and hot water supply process in winter and in the interseason of the district heating and cooling system of the two-row piping system according to the second embodiment.
- cold water (approximately supply/recovery temperature: 3° C./13° C.) is produced from the cooling heat source 120 in summer.
- the cold water is supplied to the combined heating and cooling heat exchanger 147 of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130, heat exchange is performed by the heating and cooling combined heat exchanger 147, and then the general-purpose heat pipe ( 130) through the recovery line.
- the heating medium of the air conditioner (fan coil, etc.) connected to the combined heating and cooling heat exchanger 147 is cooled while exchanging heat with the cold water of the combined heating and cooling heat exchanger 147 and then circulated to the air conditioner to perform cooling.
- the water heater 145 heats the city water to supply hot water.
- medium hot water (approximately supply/recovery temperature: 60° C. or more/55° C. or less) is produced from the heating heat source 110 during winter and intermittent seasons.
- the medium hot water is supplied to the heating/cooling heat exchanger 147 or heating heat exchanger 141 of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130 to the heating/cooling/heating/heating/heating heat exchanger 147 or heating heat exchange. After heat exchange is performed by the unit 141 , it is recovered again through the recovery line of the general-purpose heat pipe 130 .
- the heating medium of the heater (fan coil, etc.) connected to the heating/cooling heat exchanger 147 is heated while exchanging heat with the medium hot water of the heating/cooling heat exchanger 147 and is circulated to the heater or the heating tube connected to the heating heat exchanger 141.
- the water is heated by heat exchange to perform floor heating.
- the hot water is heated by the water heater 145 to supply hot water.
- FIG. 6 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a third embodiment of the present invention.
- the district heating and cooling system 100 of the two-row piping type includes a heating heat source 110 , a cooling heat source 120 , a general-purpose heat pipe 130 , and heat It consists of user equipment 140 .
- an unexplained reference numeral P denotes a circulation pump.
- the heating heat source 110 produces medium hot water (approximately supply/recovery temperature: 60° C. or more/55° C. or less) using a boiler, CHP heat, incineration heat, fuel cell heat, and the like.
- the cooling heat source 120 produces cold water (approximately supply/recovery temperature: 3°C/13°C) using a refrigerator (turbo refrigerator, absorption refrigerator).
- the cooling heat source 110 is preferably connected in parallel with the general-purpose heat pipe 130
- the heating heat source 110 may be connected in parallel with the general-purpose heat pipe 130 .
- the general-purpose heat pipe 130 supplies and recovers medium hot water or cold water generated from the heating heat source 110 or the cooling heat source 120 .
- the general-purpose heat pipe 130 is provided with a valve V to switch the heating heat source 110 and the cooling heat source 120 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 140 performs cooling using cold water transported by the general-purpose heat pipe 130 in the summer season, and is heated using the medium-temperature water transported by the general-purpose heat pipe 130 in the winter and inter-season seasons. and hot water supply.
- the heat user equipment 140 is divided into two types. First, when an air conditioner is installed in each home, such as a multi-family house, heating is performed using medium hot water transported by the general-purpose heat pipe 130 in winter and in the interseason.
- the heating heat exchanger 141 to perform, the hot water supply heat exchanger 143 for performing hot water supply using the hot water transported by the general-purpose heat pipe 130, and the hot water supply heat exchanger 143 are connected in parallel to the time water in summer It is composed of a water heater 145 that supplies hot water by heating. At this time, the water heater 145 is an electric type, gas type, oil type, etc. are applied.
- the cooling heat exchanger 149 performs cooling using cold water transported by the general-purpose heat pipe 130 in the summer season, and in winter and interseasonal seasons.
- Hot water supply for performing hot water supply using a heating heat exchanger 141 that performs heating using medium hot water transported by the general-purpose heat pipe 130, and hot water transported by the general-purpose heat pipe 130 during winter and inter-seasonal seasons The heat exchanger 143 and the hot water heater 145 are connected in parallel with the hot water heat exchanger 143 to heat the hourly water in the summer to supply hot water.
- the water heater 145 is electric, gas, oil, etc., is provided with a valve V to switch the cooling heat exchanger 149 and the heating heat exchanger 141, the difference from the first embodiment is It is a structure in which the heating and cooling heat exchanger 143 is not installed, and the cooling heat exchanger 149 and the heating heat exchanger 141 are respectively installed.
- the cooling heat source 120 produces cold water (approximately supply/recovery temperature: 3°C/13°C).
- the cold water is supplied to the cooling heat exchanger 149 of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130, heat exchange is performed by the cooling heat exchanger 149, and then the general-purpose heat pipe 130 again. is recovered through the recovery line of
- the heating medium of the air conditioner (fan coil, etc.) connected to the cooling heat exchanger 149 is cooled while exchanging heat with the cold water of the cooling heat exchanger 149 and then circulated to the air conditioner to perform cooling.
- the hot water since hot water cannot be supplied when cold water is supplied, the hot water is heated by the hot water heater 145 connected in parallel with the hot water heat exchanger 143 to supply hot water.
- medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or lower) is produced from the heating heat source 110 .
- the medium hot water is supplied to the heating heat exchanger 141 of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130, heat exchange is performed in the heating heat exchanger 141, and then the general-purpose heat pipe 130 again. ) through the recovery line.
- the heating medium of the heater (fan coil, etc.) connected to the heating heat exchanger 141 is heated while exchanging heat with the medium hot water of the heating heat exchanger 141 and circulated to the heater or water in the heating tube connected to the heating heat exchanger 141 is heated. It is heated during heat exchange to perform floor heating.
- FIG. 7 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a fourth embodiment of the present invention.
- the district heating and cooling system 100 of the two-row piping type includes a heating heat source 110 , a cooling heat source 120 , a general-purpose heat pipe 130 , and heat It consists of user equipment 140 .
- an unexplained reference numeral P denotes a circulation pump.
- the heating heat source 110 produces medium hot water (approximately supply/recovery temperature: 60° C. or more/55° C. or less) using a boiler, CHP heat, incineration heat, fuel cell heat, and the like.
- the cooling heat source 120 produces cold water (approximately supply/recovery temperature: 3°C/13°C) using a refrigerator (turbo refrigerator, absorption refrigerator).
- the cooling heat source 110 is preferably connected in parallel with the general-purpose heat pipe 130
- the heating heat source 110 may be connected in parallel with the general-purpose heat pipe 130 .
- the general-purpose heat pipe 130 supplies and recovers medium hot water or cold water generated from the heating heat source 110 or the cooling heat source 120 .
- the general-purpose heat pipe 130 is provided with a valve V to switch the heating heat source 110 and the cooling heat source 120 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 140 performs cooling using cold water transported by the general-purpose heat pipe 130 in the summer season, and is heated using the medium-temperature water transported by the general-purpose heat pipe 130 in the winter and inter-season seasons. and hot water supply.
- the heat user equipment 140 is divided into two types. First, when an air conditioner is installed in each home, such as a multi-family house, heating is performed using medium hot water transported by the general-purpose heat pipe 130 in winter and in the interseason.
- the heating heat exchanger 141 to perform, the hot water supply heat exchanger 143 for performing hot water supply using the hot water transported by the general-purpose heat pipe 130, and the hot water supply heat exchanger 143 are connected in parallel to the time water in summer It is composed of a water heater 145 that supplies hot water by heating. At this time, the water heater 145 is an electric type, gas type, oil type, etc. are applied.
- the cooling heat exchanger 149 performs cooling using cold water transported by the general-purpose heat pipe 130 in the summer season, and in winter and interseasonal seasons. It is composed of a heating heat exchanger 141 that performs heating using medium hot water transported by a general-purpose heat pipe 130 and a water heater 145 that supplies hot water by heating city water.
- the water heater 145 is an electric type, gas type, oil type, etc., is provided with a valve (V) to switch between the cooling heat exchanger 149 and the heating heat exchanger 141, the difference from the second embodiment is It is a structure in which the heating and cooling heat exchanger 143 is not installed, and the cooling heat exchanger 149 and the heating heat exchanger 141 are respectively installed.
- the cooling heat source 120 produces cold water (approximately supply/recovery temperature: 3°C/13°C).
- the cold water is supplied to the cooling heat exchanger 149 of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130, heat exchange is performed by the cooling heat exchanger 149, and then the general-purpose heat pipe 130 again. is recovered through the recovery line of
- the heating medium of the air conditioner (fan coil, etc.) connected to the cooling heat exchanger 149 is cooled while exchanging heat with the cold water of the cooling heat exchanger 149 and then circulated to the air conditioner to perform cooling.
- the water heater 145 heats the city water to supply hot water.
- medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or lower) is produced from the heating heat source 110 .
- the medium hot water is supplied to the heating heat exchanger 141 of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130, heat exchange is performed in the heating heat exchanger 141, and then the general-purpose heat pipe 130 again. ) through the recovery line.
- the heating medium of the heater (fan coil, etc.) connected to the heating heat exchanger 141 is heated while exchanging heat with the medium hot water of the heating heat exchanger 141 and circulated to the heater or water in the heating tube connected to the heating heat exchanger 141 is heated. It is heated during heat exchange to perform floor heating.
- the water heater 145 heats the water to supply hot water at all times.
- FIG. 8 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a fifth embodiment of the present invention.
- the district heating and cooling system 100 of the two-row piping type includes a heating heat source 110 , a cooling heat source 120 , a general-purpose heat pipe 130 , and heat It consists of user equipment 140 .
- an unexplained reference numeral P denotes a circulation pump.
- the heating heat source 110 produces medium hot water (approximately supply/recovery temperature: 60° C. or more/55° C. or less) using a boiler, CHP heat, incineration heat, fuel cell heat, and the like.
- the cooling heat source 120 produces cold water (approximately supply/recovery temperature: 3°C/13°C) using a refrigerator (turbo refrigerator, absorption refrigerator).
- the cooling heat source 110 is preferably connected in parallel with the general-purpose heat pipe 130
- the heating heat source 110 may be connected in parallel with the general-purpose heat pipe 130 .
- the general-purpose heat pipe 130 supplies and recovers medium hot water or cold water generated from the heating heat source 110 or the cooling heat source 120 .
- the general-purpose heat pipe 130 is provided with a valve V to switch the heating heat source 110 and the cooling heat source 120 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 140 performs cooling using cold water transported by the general-purpose heat pipe 130 in summer season, and heats using medium-temperature water transported by the general-purpose heat pipe 130 in winter and inter-season seasons. carry out
- the heat user equipment 140 is composed of a direct supply pipe for heating and cooling (DL1) directly connected to the general-purpose heat pipe 130, and a water heater 145 for heating city water and supplying hot water.
- the water heater 145 is an electric type, gas type, oil type, etc. are applied.
- the cooling heat source 120 produces cold water (approximately supply/recovery temperature: 3°C/13°C).
- the cold water is supplied to and circulated to the direct supply pipe DL1 for heating and cooling of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130 , and then is recovered through the recovery line of the general-purpose heat pipe 130 again.
- cooling is performed due to the cold air of the direct supply pipe for both heating and cooling (DL1). After being cooled while exchanging heat with the air conditioner, it can be circulated to the air conditioner to perform cooling, and floor cooling is performed directly with cold water from the direct supply pipe for heating and cooling (DL1).
- the hot water is heated by the water heater 145 to supply hot water.
- medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or lower) is produced from the heating heat source 110 .
- the medium hot water is supplied and circulated to the direct supply pipe DL1 for heating and cooling of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130 , and then recovered through the recovery line of the general-purpose heat pipe 130 again. do.
- the heating medium of the heater (fan coil, etc.) connected to the heating and cooling direct supply pipe (DL1) is heated while exchanging heat with the medium hot water of the heating and cooling direct supply pipe (DL1) and circulated to the heater or Direct underfloor heating with medium hot water.
- the hot water is heated by the water heater 145 to supply hot water.
- FIG. 9 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a sixth embodiment of the present invention.
- the district heating and cooling system 100 of the two-row piping method according to the sixth embodiment of the present invention includes a heating heat source 110 , a cooling heat source 120 , a general-purpose heat pipe 130 , and heat It consists of user equipment 140 .
- an unexplained reference numeral P denotes a circulation pump.
- the heating heat source 110 produces medium hot water (approximately supply/recovery temperature: 60° C. or more/55° C. or less) using a boiler, CHP heat, incineration heat, fuel cell heat, and the like.
- the cooling heat source 120 produces cold water (approximately supply/recovery temperature: 3°C/13°C) using a refrigerator (turbo refrigerator, absorption refrigerator).
- the cooling heat source 110 is preferably connected in parallel with the general-purpose heat pipe 130
- the heating heat source 110 may be connected in parallel with the general-purpose heat pipe 130 .
- the general-purpose heat pipe 130 supplies and recovers medium hot water or cold water generated from the heating heat source 110 or the cooling heat source 120 .
- the general-purpose heat pipe 130 is provided with a valve V to switch the heating heat source 110 and the cooling heat source 120 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 140 performs cooling using cold water transported by the general-purpose heat pipe 130 in summer season, and heats using medium-temperature water transported by the general-purpose heat pipe 130 in winter and inter-season seasons. carry out
- the heat user equipment 140 heats the cooling direct supply pipe (DL2) directly connected to the general-purpose heat pipe (130), the heating direct supply pipe (DL3) directly connected to the general-purpose heat pipe (130), and time water. Consists of a water heater 145 for supplying hot water. At this time, the water heater 145 is an electric type, gas type, oil type, etc., is provided with a valve (V) to switch the direct cooling supply pipe (DL2) and the heating direct supply pipe (DL3),
- the cooling heat source 120 produces cold water (approximately supply/recovery temperature: 3°C/13°C).
- the cold water is supplied and circulated to the direct cooling supply pipe DL2 of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130 , and then is recovered again through the recovery line of the general-purpose heat pipe 130 .
- cooling is performed due to the cold air of the cooling direct supply pipe (DL2).
- the heating medium of the air conditioner (fan coil, etc.) connected to the cooling and heating direct supply pipe (DL2) is cooled while exchanging heat with the cold water of the cooling and direct supply pipe (DL12).
- cooling may be performed, or cooling and heating may be performed directly with cold water from the cooling direct supply pipe (DL2).
- the hot water is heated by the water heater 145 to supply hot water.
- medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or lower) is produced from the heating heat source 110 .
- the medium hot water is supplied and circulated to the direct heating supply pipe DL3 of the heat user equipment 140 through the supply line of the general-purpose heat pipe 130 , and then is recovered through the recovery line of the general-purpose heat pipe 130 again.
- the heating medium of the heater (fan coil, etc.) connected to the direct heating supply pipe DL3 is heated while exchanging heat with the medium hot water of the direct heating supply pipe DL2 and is circulated to the heater or as medium hot water of the direct heating supply pipe DL3.
- Direct underfloor heating
- the hot water is heated by the water heater 145 to supply hot water.
- FIG. 10 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a seventh embodiment of the present invention.
- the district heating and cooling system 200 of the two-row piping method according to the seventh embodiment of the present invention includes a heating and cooling heat source 210 , a general-purpose heat pipe 220 , and a heat user equipment 230 . do.
- an unexplained reference numeral P denotes a circulation pump.
- the heating and cooling heat source 210 is a heat pump, and produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or less) and cold water (approximately supply/recovery temperature: 3°C/13°C).
- the general-purpose heat pipe 220 supplies and recovers medium hot or cold water generated from the heating and cooling heat source 210 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 230 performs cooling using cold water transported by the general-purpose heat pipe 220 in summer season, and heats using medium-temperature water transported by the general-purpose heat pipe 220 in winter and inter-season seasons. and hot water supply.
- the heat user equipment 230 is divided into two types. First, when an air conditioner is installed in each home, such as a multi-family house, heating is performed using medium hot water transported by the general-purpose heat pipe 220 in winter and in the interseason.
- the heating heat exchanger 231 to perform, the hot water supply heat exchanger 233 for performing hot water supply using hot water transported by the general-purpose heat pipe 220, and the hot water supply heat exchanger 233 are connected in parallel to the time water in summer It is composed of a water heater 235 that supplies hot water by heating. At this time, the water heater 235 is an electric type, gas type, oil type, etc. are applied.
- cooling is performed using cold water transported by the general-purpose heat pipe 220 in summer, and in winter and in the inter-season, to the general-purpose heat pipe 220
- a combined heating and cooling heat exchanger 237 that performs heating using medium hot water transported by It is composed of a water heater 235 connected in parallel with the hot water heat exchanger 233 to supply hot water by heating the city water in summer.
- the water heater 235 is an electric type, gas type, oil type, etc. are applied.
- FIG. 11 (a) is an operation explanatory diagram for explaining the cooling and hot water supply process in the summer season of the district heating and cooling system of the two-row piping system according to the seventh embodiment of the present invention
- FIG. It is an operation explanatory diagram for explaining the heating and hot water supply process in the winter and interseason of the district heating and cooling system of the two-row piping system according to the seventh embodiment.
- cold water (approximately supply/recovery temperature: 3° C./13° C.) is produced from the cooling/cooling heat source 110 in summer.
- the cold water is supplied to the combined heating and cooling heat exchanger 237 of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220, heat exchange is performed by the heating and cooling combined heat exchanger 237, and then the general-purpose heat pipe ( 220) through the recovery line.
- the heating medium of the air conditioner (fan coil, etc.) connected to the combined heating and cooling heat exchanger 237 is cooled while exchanging heat with the cold water of the combined heating and cooling heat exchanger 237 and then circulated to the air conditioner to perform cooling.
- the water heater 235 heats the city water to supply hot water.
- medium hot water (approximately supply/recovery temperature: 60° C. or more/55° C. or less) is produced from the heating and cooling heat source 210 during winter and intermittent seasons.
- the medium hot water is supplied to the heating/cooling heat exchanger 237 or heating heat exchanger 231 of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220 to the heating/cooling/heating/heating/heating heat exchanger 237 or heating heat exchanger. After heat exchange is performed by the unit 231 , it is recovered again through the recovery line of the general-purpose heat pipe 220 .
- the heating medium of the heater (fan coil, etc.) connected to the combined heating and cooling heat exchanger 237 is heated while exchanging heat with the medium hot water of the combined heating and cooling heat exchanger 237 to be circulated to the heater or to the heating tube connected to the heating heat exchanger 231.
- the water is heated by heat exchange to perform floor heating.
- the hot water is heated by the water heater 235 to supply hot water.
- FIG. 12 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to an eighth embodiment of the present invention.
- the district heating and cooling system 200 of the two-row piping method according to the eighth embodiment of the present invention includes a heating and cooling heat source 210 , a general-purpose heat pipe 220 , and a heat user equipment 230 . do.
- an unexplained reference numeral P denotes a circulation pump.
- the heating and cooling heat source 210 is a heat pump, and produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or less) and cold water (approximately supply/recovery temperature: 3°C/13°C).
- the general-purpose heat pipe 220 supplies and recovers medium hot or cold water generated from the heating and cooling heat source 210 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 230 performs cooling using cold water transported by the general-purpose heat pipe 220 in summer season, and heats using medium-temperature water transported by the general-purpose heat pipe 220 in winter and inter-season seasons. and hot water supply.
- the heat user equipment 230 is divided into two types. First, when an air conditioner is installed in each home, such as an apartment house, etc., heating is performed using medium hot water transported by the general-purpose heat pipe 220 in winter and in the interseason. It is composed of a heating heat exchanger 231 to perform, and a water heater 235 to supply hot water by heating the city water in summer. At this time, the water heater 235 is an electric type, gas type, oil type, etc. are applied.
- cooling is performed using cold water transported by the general-purpose heat pipe 220 in summer, and in winter and in the inter-season, to the general-purpose heat pipe 220
- It is composed of a heat-and-cooling heat exchanger 237 that performs heating by using the medium hot water transported by the evaporator, and a water heater 235 that supplies hot water by heating city water in summer.
- the water heater 235 is an electric type, gas type, oil type, etc. are applied.
- Fig. 12 (a) is an operation explanatory diagram for explaining the cooling and hot water supply process in the summer season of the district heating and cooling system of the two-row piping system according to the eighth embodiment of the present invention
- Fig. 12 (b) is a diagram of the present invention. It is an operation explanatory diagram for explaining the heating and hot water supply process in winter and in the inter-season of the district heating and cooling system of the two-row piping system according to the eighth embodiment.
- cold water (approximately supply/recovery temperature: 3° C./13° C.) is produced from the cooling/cooling heat source 110 in summer.
- the cold water is supplied to the combined heating and cooling heat exchanger 237 of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220, heat exchange is performed by the heating and cooling combined heat exchanger 237, and then the general-purpose heat pipe ( 220) through the recovery line.
- the heating medium of the air conditioner (fan coil, etc.) connected to the combined heating and cooling heat exchanger 237 is cooled while exchanging heat with the cold water of the combined heating and cooling heat exchanger 237 and then circulated to the air conditioner to perform cooling.
- the water heater 235 heats the city water to supply hot water.
- medium hot water (approximately supply/recovery temperature: 60° C. or more/55° C. or less) is produced from the heating and cooling heat source 210 during winter and intermittent seasons.
- the medium hot water is supplied to the heating/cooling heat exchanger 237 or heating heat exchanger 231 of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220 to the heating/cooling/heating/heating/heating heat exchanger 237 or heating heat exchanger. After heat exchange is performed by the unit 231 , it is recovered again through the recovery line of the general-purpose heat pipe 220 .
- the heating medium of the heater (fan coil, etc.) connected to the combined heating and cooling heat exchanger 237 is heated while exchanging heat with the medium hot water of the combined heating and cooling heat exchanger 237 to be circulated to the heater or to the heating tube connected to the heating heat exchanger 231.
- the water is heated by heat exchange to perform floor heating.
- the hot water is heated by the water heater 235 to supply hot water.
- FIG. 14 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a ninth embodiment of the present invention.
- the district heating and cooling system 200 of the two-row piping method according to the ninth embodiment of the present invention includes a heating and cooling heat source 210 , a general-purpose heat pipe 220 , and a heat user equipment 230 . do.
- an unexplained reference numeral P denotes a circulation pump.
- the heating and cooling heat source 210 is a heat pump, and produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or less) and cold water (approximately supply/recovery temperature: 3°C/13°C).
- the general-purpose heat pipe 220 supplies and recovers medium hot or cold water generated from the heating and cooling heat source 210 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 230 performs cooling using cold water transported by the general-purpose heat pipe 220 in summer season, and heats using medium-temperature water transported by the general-purpose heat pipe 220 in winter and inter-season seasons. and hot water supply.
- the heat user equipment 230 is divided into two types. First, when an air conditioner is installed in each home, such as a multi-family house, heating is performed using medium hot water transported by the general-purpose heat pipe 220 in winter and in the interseason.
- the heating heat exchanger 231 to perform, the hot water supply heat exchanger 233 for performing hot water supply using hot water transported by the general-purpose heat pipe 220, and the hot water supply heat exchanger 233 are connected in parallel to the time water in summer It is composed of a water heater 235 that supplies hot water by heating. At this time, the water heater 235 is an electric type, gas type, oil type, etc. are applied.
- the cooling heat exchanger 239 performs cooling using cold water transported by the general-purpose heat pipe 220 in summer, and in winter and in the cold season
- a heating heat exchanger 231 that performs heating by using medium hot water transported by the general-purpose heat pipe 220, and hot water supplied by the general-purpose heat pipe 220 during winter and inter-seasonal seasons for hot water supply
- the heat exchanger 233 and the hot water heater 235 are connected in parallel with the hot water heat exchanger 233 to heat the city water in summer to supply hot water.
- the water heater 235 is an electric type, gas type, oil type, etc. are applied, and a valve V is provided to switch the cooling heat exchanger 239 and the heating heat exchanger 231 .
- cold water (approximately supply/recovery temperature: 3°C/13°C) is produced from the heating and cooling heat source 210 .
- the cold water is supplied to the cooling heat exchanger 239 of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220, heat exchange is performed in the cooling heat exchanger 239, and then the general-purpose heat pipe 220 again. is recovered through the recovery line of
- the heating medium of the air conditioner (fan coil, etc.) connected to the cooling heat exchanger 239 is cooled while exchanging heat with the cold water of the cooling heat exchanger 239 , and then circulated to the air conditioner to perform cooling.
- the hot water since hot water cannot be supplied when cold water is supplied, the hot water is heated by the hot water heater 235 connected in parallel with the hot water heat exchanger 233 to supply hot water.
- the heating and cooling heat source 210 produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or lower).
- the medium hot water is supplied to the heating heat exchanger 231 of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220, heat exchange is performed in the heating heat exchanger 231, and then again the general-purpose heat pipe 220 ) through the recovery line.
- the heating medium of the heater (fan coil, etc.) connected to the heating heat exchanger 231 is heated while exchanging heat with the medium hot water of the heating heat exchanger 231 and circulated to the heater or the water in the heating tube connected to the heating heat exchanger 231 is heated. It is heated during heat exchange to perform floor heating.
- 15 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a tenth embodiment of the present invention.
- the district heating and cooling system 200 of the two-row piping method according to the tenth embodiment of the present invention includes a heating and cooling heat source 210 , a general-purpose heat pipe 220 , and a heat user equipment 230 . do.
- an unexplained reference numeral P denotes a circulation pump.
- the heating and cooling heat source 210 is a heat pump, and produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or less) and cold water (approximately supply/recovery temperature: 3°C/13°C).
- the general-purpose heat pipe 220 supplies and recovers medium hot or cold water generated from the heating and cooling heat source 210 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 230 performs cooling using cold water transported by the general-purpose heat pipe 220 in summer season, and heats using medium-temperature water transported by the general-purpose heat pipe 220 in winter and inter-season seasons. and hot water supply.
- the heat user equipment 230 is divided into two types. First, when an air conditioner is installed in each home, such as a multi-family house, heating is performed using medium hot water transported by the general-purpose heat pipe 220 in winter and in the interseason.
- the heating heat exchanger 231 to perform, the hot water supply heat exchanger 233 for performing hot water supply using hot water transported by the general-purpose heat pipe 220, and the hot water supply heat exchanger 233 are connected in parallel to the time water in summer It is composed of a water heater 235 that supplies hot water by heating. At this time, the water heater 235 is an electric type, gas type, oil type, etc. are applied.
- the cooling heat exchanger 239 performs cooling using cold water transported by the general-purpose heat pipe 220 in summer, and in winter and in cold seasons. It is composed of a heating heat exchanger 231 that performs heating using medium hot water transported by a general-purpose heat pipe 220, and a water heater 235 that supplies hot water by heating city water. At this time, the water heater 235 is an electric type, gas type, oil type, etc. are applied, and a valve V is provided to switch the cooling heat exchanger 239 and the heating heat exchanger 231 .
- cold water (approximately supply/recovery temperature: 3°C/13°C) is produced from the heating and cooling heat source 210 .
- the cold water is supplied to the cooling heat exchanger 239 of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220, heat exchange is performed in the cooling heat exchanger 239, and then the general-purpose heat pipe 220 again. is recovered through the recovery line of
- the heating medium of the air conditioner (fan coil, etc.) connected to the cooling heat exchanger 239 is cooled while exchanging heat with the cold water of the cooling heat exchanger 239 , and then circulated to the air conditioner to perform cooling.
- the water heater 235 heats the city water to supply hot water.
- the heating and cooling heat source 210 produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or lower).
- the medium hot water is supplied to the heating heat exchanger 231 of the heat user equipment 230 through the supply line of the general-purpose heat pipe 20, heat exchange is performed by the heating heat exchanger 231, and then the general-purpose heat pipe 220 again. ) through the recovery line.
- the heating medium of the heater (fan coil, etc.) connected to the heating heat exchanger 231 is heated while exchanging heat with the medium hot water of the heating heat exchanger 231 and circulated to the heater or the water in the heating tube connected to the heating heat exchanger 231 is heated. It is heated during heat exchange to perform floor heating.
- the water heater 235 is heated to supply hot water at all times.
- 16 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to an eleventh embodiment of the present invention.
- the district heating and cooling system 200 of the two-row piping method according to the eleventh embodiment of the present invention includes a heating and cooling heat source 210 , a general-purpose heat pipe 220 , and a heat user equipment 230 . do.
- an unexplained reference numeral P denotes a circulation pump.
- the heating and cooling heat source 210 is a heat pump, and produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or less) and cold water (approximately supply/recovery temperature: 3°C/13°C).
- the general-purpose heat pipe 220 supplies and recovers medium hot or cold water generated from the heating and cooling heat source 210 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 230 performs cooling using cold water transported by the general-purpose heat pipe 220 in summer season, and heats using medium-temperature water transported by the general-purpose heat pipe 220 in winter and inter-season seasons. and hot water supply.
- the heat user equipment 230 performs cooling using cold water transported by the general-purpose heat pipe 220 in summer season, and heats using medium-temperature water transported by the general-purpose heat pipe 220 in winter and inter-season seasons. carry out
- the heat user equipment 230 is composed of a direct supply pipe for heating and cooling (DL1) directly connected to the general-purpose heat pipe 220, and a water heater 235 for heating city water and supplying hot water.
- the water heater 235 is an electric type, gas type, oil type, etc. are applied.
- cold water (approximately supply/recovery temperature: 3°C/13°C) is produced from the heating and cooling heat source 210 .
- the cold water is supplied and circulated to the direct supply pipe DL1 for heating and cooling of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220 , and then is recovered through the recovery line of the general-purpose heat pipe 220 again.
- cooling is performed due to the cold air of the direct supply pipe for both heating and cooling (DL1). After being cooled while exchanging heat with the air conditioner, it can be circulated to the air conditioner to perform cooling, and floor cooling is performed directly with cold water from the direct supply pipe for heating and cooling (DL1).
- the hot water is heated by the water heater 235 to supply hot water.
- the heating and cooling heat source 210 produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or lower).
- the medium hot water is supplied to and circulated to the direct supply pipe DL1 for heating and cooling of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220 , and then recovered through the recovery line of the general-purpose heat pipe 230 again. do.
- the heating medium of the heater (fan coil, etc.) connected to the heating and cooling direct supply pipe (DL1) is heated while exchanging heat with the medium hot water of the heating and cooling direct supply pipe (DL1) and circulated to the heater or Direct underfloor heating with medium hot water.
- the hot water is heated by the water heater 235 to supply hot water.
- 17 is a schematic diagram showing the configuration of a two-row piping system district heating and cooling system according to a twelfth embodiment of the present invention.
- the district heating and cooling system 200 of the two-row piping method according to the twelfth embodiment of the present invention includes a heating and cooling heat source 210 , a general-purpose heat pipe 220 , and a heat user equipment 230 . do.
- an unexplained reference numeral P denotes a circulation pump.
- the heating and cooling heat source 210 is a heat pump, and produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or less) and cold water (approximately supply/recovery temperature: 3°C/13°C).
- the general-purpose heat pipe 220 supplies and recovers medium hot or cold water generated from the heating and cooling heat source 210 .
- a heat insulating material is installed on the outside of each pipe, so that the pipe itself is spaced apart from each other and arranged in two rows, or a heat insulating material is jointly installed on the outside of each pipe spaced apart from each other to form a single row. can be placed.
- the heat user equipment 230 performs cooling using cold water transported by the general-purpose heat pipe 220 in summer season, and heats using medium-temperature water transported by the general-purpose heat pipe 220 in winter and inter-season seasons. and hot water supply.
- the heat user equipment 230 heats a cooling direct supply pipe (DL2) directly connected to the general-purpose heat pipe (220), a direct heating supply pipe (DL3) directly connected to the general-purpose heat pipe (220), and time water. Consists of a water heater 235 for supplying hot water. At this time, the water heater 235 is an electric type, gas type, oil type, etc., is provided with a valve (V) to switch the cooling direct supply pipe (DL2) and the heating direct supply pipe (DL3),
- cold water (approximately supply/recovery temperature: 3°C/13°C) is produced from the heating and cooling heat source 210 .
- the cold water is supplied and circulated to the direct cooling supply pipe DL2 of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220 , and then is recovered again through the recovery line of the general-purpose heat pipe 220 .
- cooling is performed due to the cold air of the cooling direct supply pipe (DL2).
- the heating medium of the air conditioner (fan coil, etc.) connected to the cooling and heating direct supply pipe (DL2) is cooled while exchanging heat with the cold water of the cooling and direct supply pipe (DL12).
- cooling may be performed, or cooling and heating may be performed directly with cold water from the cooling direct supply pipe (DL2).
- the hot water is heated by the water heater 235 to supply hot water.
- the heating and cooling heat source 210 produces medium hot water (approximately supply/recovery temperature: 60°C or higher/55°C or lower).
- the medium hot water is supplied and circulated to the direct heating supply pipe DL3 of the heat user equipment 230 through the supply line of the general-purpose heat pipe 220 , and then is recovered again through the recovery line of the general-purpose heat pipe 220 . .
- the heating medium of the heater (fan coil, etc.) connected to the direct heating supply pipe DL3 is heated while exchanging heat with the medium hot water of the direct heating supply pipe DL2 and is circulated to the heater or as medium hot water of the direct heating supply pipe DL3.
- Direct underfloor heating
- the hot water is heated by the water heater 235 to supply hot water.
- heating heat exchanger 143 hot water heat exchanger
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Water Supply & Treatment (AREA)
- Other Air-Conditioning Systems (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
Description
Claims (12)
- 중온수를 생산하는 난방 열원과;냉수 생산하는 냉방 열원과;1개의 공급관과 1개의 회수관으로 구성되어 상기 난방 열원 및 냉방 열원에서 발생된 중온수 또는 냉수를 공급 및 회수하는 범용 열배관; 및하절기시 상기 범용 열배관에 의해 수송되는 냉수를 이용하여 냉방을 수행하고, 동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 난방 및 급탕을 수행하는 열사용자 설비로 이루어지는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 중온수 및 냉수 생산하는 냉난방 열원과;1개의 공급관과 1개의 회수관으로 구성되어 상기 냉난방 열원에서 발생된 중온수 또는 냉수를 공급 및 회수하는 범용 열배관; 및하절기시 상기 범용 열배관에 의해 수송되는 냉수를 이용하여 냉방을 수행하고, 동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 난방 및 급탕을 수행하는 열사용자 설비로 이루어지는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 제 1 항 또는 제 2 항에 있어서,상기 열사용자 설비는,동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 난방을 수행하는 난방 열교환기와;동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 급탕을 수행하는 급탕 열교환기; 및상기 급탕 열교환기와 병렬로 연결되어 하절기시 시수를 가열하여 급탕을 공급하는 온수기를 포함하는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 제 1 항 또는 제 2 항에 있어서,상기 열사용자 설비는,하절기시 상기 범용 열배관에 의해 수송되는 냉수를 이용하여 냉방을 수행하고, 동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 난방을 수행하는 냉난방 겸용 열교환기와;하절기시 시수를 가열하여 급탕을 공급하는 온수기를 포함하는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 제 1 항 또는 제 2 항에 있어서,상기 열사용자 설비는,동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 난방을 수행하는 난방 열교환기와;하절기시 시수를 가열하여 급탕을 공급하는 온수기를 포함하는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 제 1 항 또는 제 2 항에 있어서,상기 열사용자 설비는,동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 난방을 수행하는 난방 열교환기와;하절기시 상기 범용 열배관에 의해 수송되는 냉수를 이용하여 냉방을 수행하는 냉방 열교환기와;동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 급탕을 수행하는 급탕 열교환기; 및상기 급탕 열교환기와 병렬로 연결되어 하절기시 시수를 가열하여 급탕을 공급하는 온수기를 포함하는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 제 1 항 또는 제 2 항에 있어서,상기 열사용자 설비는,동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 난방을 수행하는 난방 열교환기와;하절기시 상기 범용 열배관에 의해 수송되는 냉수를 이용하여 냉방을 수행하는 냉방 열교환기; 및동절기, 간절기 및 하절기시 시수를 가열하여 급탕을 공급하는 온수기를 포함하는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 제 1 항 또는 제 2 항에 있어서,상기 열사용자 설비는,동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 난방을 수행하고, 하절기시 상기 범용 열배관에 의해 수송되는 냉수를 이용하여 냉방을 수행하는 냉난방 겸용 직공급 배관과;동절기, 간절기 및 하절기시 시수를 가열하여 급탕을 공급하는 온수기를 포함하는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 제 1 항 또는 제 2 항에 있어서,상기 열사용자 설비는,동절기 및 간절기시 상기 범용 열배관에 의해 수송되는 중온수를 이용하여 난방을 수행하는 난방 직공급 배관과;하절기시 상기 범용 열배관에 의해 수송되는 냉수를 이용하여 냉방을 수행하는 냉방 직공급 배관; 및동절기, 간절기 및 하절기시 시수를 가열하여 급탕을 공급하는 온수기를 포함하는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 제 1 항에 있어서,상기 난방 열원 또는 상기 냉방 열원은,상기 범용 열배관과 병렬 연결되는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 제 1 항에 있어서,상기 범용 열배관은,상기 난방 열원과, 냉방 열원을 절환시키도록 밸브가 구비되는 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
- 제 2 항에 있어서,상기 냉난방 열원은,상기 히트 펌프인 것을 특징으로 하는 2열 배관 방식의 지역 냉난방 시스템.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2020-0015576 | 2020-02-10 | ||
KR1020200015576A KR20210101507A (ko) | 2020-02-10 | 2020-02-10 | 2열 배관 방식의 지역 냉난방 시스템 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021162134A1 true WO2021162134A1 (ko) | 2021-08-19 |
Family
ID=77292418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2020/001856 WO2021162134A1 (ko) | 2020-02-10 | 2020-02-11 | 2열 배관 방식의 지역 냉난방 시스템 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR20210101507A (ko) |
WO (1) | WO2021162134A1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100893828B1 (ko) * | 2007-11-02 | 2009-04-20 | 지에스건설 주식회사 | 복합 발전을 연계한 복합 열원 히트 펌프 냉난방 방법 |
KR20090048115A (ko) * | 2007-11-09 | 2009-05-13 | 김복현 | 건축용 온돌의 냉난방시스템. |
KR20110130814A (ko) * | 2010-05-28 | 2011-12-06 | 엘지전자 주식회사 | 히트펌프 연동 급탕장치 |
KR101282724B1 (ko) * | 2012-02-01 | 2013-07-05 | 한국에너지기술연구원 | 지역난방 공동주택 2차측 배관 시스템 |
WO2014073726A1 (ko) * | 2012-11-08 | 2014-05-15 | 한국에너지기술연구원 | 양방향 열거래 기반의 열에너지 네트워크용 공급 배관 및 배관 시스템 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100984831B1 (ko) | 2010-07-06 | 2010-10-04 | 윤석구 | 열병합 및 지역난방 열원을 이용한 각 세대별 냉난방 시스템 |
KR101339676B1 (ko) | 2012-02-08 | 2013-12-10 | 지에스파워 주식회사 | 하수처리장 및 소각장을 이용한 지역냉난방 공급시스템 |
-
2020
- 2020-02-10 KR KR1020200015576A patent/KR20210101507A/ko not_active Application Discontinuation
- 2020-02-11 WO PCT/KR2020/001856 patent/WO2021162134A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100893828B1 (ko) * | 2007-11-02 | 2009-04-20 | 지에스건설 주식회사 | 복합 발전을 연계한 복합 열원 히트 펌프 냉난방 방법 |
KR20090048115A (ko) * | 2007-11-09 | 2009-05-13 | 김복현 | 건축용 온돌의 냉난방시스템. |
KR20110130814A (ko) * | 2010-05-28 | 2011-12-06 | 엘지전자 주식회사 | 히트펌프 연동 급탕장치 |
KR101282724B1 (ko) * | 2012-02-01 | 2013-07-05 | 한국에너지기술연구원 | 지역난방 공동주택 2차측 배관 시스템 |
WO2014073726A1 (ko) * | 2012-11-08 | 2014-05-15 | 한국에너지기술연구원 | 양방향 열거래 기반의 열에너지 네트워크용 공급 배관 및 배관 시스템 |
Also Published As
Publication number | Publication date |
---|---|
KR20210101507A (ko) | 2021-08-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2015139232A1 (zh) | 一种应用的推荐方法、系统及服务器 | |
WO2012043967A1 (ko) | 오픈 조인트시스템에 있어 내ㆍ외장재와 정형 단열재의 일체형 구조 및 이를 이용한 오픈 조인트 시스템 | |
WO2019203391A1 (ko) | 전극 보일러 시스템 | |
WO2016089009A1 (en) | Method and cloud server for managing device | |
WO2010137921A2 (en) | Led driver | |
WO2012077993A2 (ko) | 도어락 시스템 | |
WO2020060036A1 (en) | Air conditioner and control method thereof | |
WO2013070022A9 (en) | Apparatus and method for transmitting and receiving a quasi-cyclic low density parity check code in a multimedia communication system | |
WO2021137408A1 (en) | Air conditioning apparatus | |
WO2020235786A1 (en) | Air conditioning apparatus and control method thereof | |
WO2020153560A1 (ko) | 인버터 장치 및 이를 포함하는 인버터 패널 | |
WO2021112522A1 (ko) | 차량용 히트펌프 시스템 | |
WO2024034878A1 (ko) | 볼 밸브 및 이를 포함하는 차량용 열관리 장치 | |
WO2021162134A1 (ko) | 2열 배관 방식의 지역 냉난방 시스템 | |
WO2019066160A1 (ko) | 신재생 건물에너지시스템에서의 온도 및 실내상태 제어방법, 시스템 및 컴퓨터판독가능매체 | |
WO2019156303A1 (ko) | 건축용 외장 패널 및 그 조립 구조 | |
WO2018105815A1 (ko) | 가스 센서 | |
WO2020153559A1 (ko) | 인버터 장치 및 이를 포함하는 전력변환장치 | |
WO2021045415A1 (en) | Refrigerator and method of controlling the same | |
WO2020060038A1 (ko) | 공조 장치 및 공조 장치의 제어 방법 | |
WO2020004974A1 (en) | Automatic control artificial intelligence device and method for updating control function | |
WO2020080610A1 (ko) | 조리기기 | |
US6157684A (en) | One bit matched filter with low complexity and high speed | |
WO2024049047A1 (ko) | 정수기 및 그 제어 방법 | |
WO2021133041A1 (ko) | 건조기 작동방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 20919140 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 20919140 Country of ref document: EP Kind code of ref document: A1 |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 19/12/2022) |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 20919140 Country of ref document: EP Kind code of ref document: A1 |