WO2012053072A1 - 貯湯式加熱ユニット - Google Patents
貯湯式加熱ユニット Download PDFInfo
- Publication number
- WO2012053072A1 WO2012053072A1 PCT/JP2010/068472 JP2010068472W WO2012053072A1 WO 2012053072 A1 WO2012053072 A1 WO 2012053072A1 JP 2010068472 W JP2010068472 W JP 2010068472W WO 2012053072 A1 WO2012053072 A1 WO 2012053072A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hot water
- water storage
- circulation circuit
- liquid
- hot
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 271
- 238000010438 heat treatment Methods 0.000 title claims abstract description 103
- 239000007788 liquid Substances 0.000 claims abstract description 80
- 230000017525 heat dissipation Effects 0.000 claims description 11
- 239000003570 air Substances 0.000 description 45
- 238000005259 measurement Methods 0.000 description 11
- 230000005855 radiation Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- KYKAJFCTULSVSH-UHFFFAOYSA-N chloro(fluoro)methane Chemical compound F[C]Cl KYKAJFCTULSVSH-UHFFFAOYSA-N 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000011144 upstream manufacturing 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
- F24D3/00—Hot-water central heating systems
- F24D3/02—Hot-water central heating systems with forced circulation, e.g. by pumps
-
- 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
- F24D11/00—Central heating systems using heat accumulated in storage masses
- F24D11/02—Central heating systems using heat accumulated in storage masses using heat pumps
- F24D11/0214—Central heating systems using heat accumulated in storage masses using heat pumps water 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
- 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
- F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
- F24D3/1058—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system disposition of pipes and pipe connections
- F24D3/1066—Distributors for heating liquids
- F24D3/1075—Built up from modules
-
- 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
- F24D3/12—Tube and panel arrangements for ceiling, wall, or underfloor heating
- F24D3/14—Tube and panel arrangements for ceiling, wall, or underfloor heating incorporated in a ceiling, wall or floor
-
- 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
- F24D2220/06—Heat exchangers
-
- 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]
- Y02B30/12—Hot water central heating systems using heat pumps
Definitions
- the present invention relates to a hot water storage type heating unit, and more particularly to a hot water storage type heating unit provided with a liquid heat exchanger.
- a hot water storage tank for storing hot water therein, a hot water circulation circuit through which hot water stored in the hot water tank circulates, a heat dissipation circuit to which a radiator is connected, a heat medium flows, and hot water and heat dissipation through the hot water circulation circuit
- a hot water storage device comprising a liquid heat exchanger for exchanging heat with a heat medium flowing through the circuit, and a pump disposed in the hot water circulation circuit downstream of the liquid heat exchanger and circulating the hot water in the hot water circulation circuit
- a type of heating unit is known.
- Patent Document 1 hot water in a hot water tank is heated by a heat pump, and heat is exchanged between the heated hot water and water supplied from a water supply pipe by a liquid heat exchanger to supply hot water. Is disclosed. Since hot water is stored in the upper part of the hot water tank, the hot water is sucked out from the upper part of the hot water tank and supplied to the liquid heat exchanger.
- an object of the present invention is to provide a hot water storage type heating unit having a small installation area.
- a hot water storage type heating unit includes a hot water storage tank for storing hot water therein, a hot water circulation circuit through which hot water stored in the hot water storage tank circulates, a heat dissipation circuit to which a heat radiator is connected, and a heat medium flows.
- the hot water storage tank and the gas-liquid separator communicate with each other, and a return passage for returning the gas separated by the gas-liquid separator to the hot water storage tank is provided.
- the installation area is smaller than that in which the liquid heat exchanger is disposed on the side of the hot water tank. .
- the liquid-liquid heat exchanger when the liquid-liquid heat exchanger is disposed above the hot water storage tank, air stays in the liquid-liquid heat exchanger, and the retained air flows through the hot water circulation circuit. Therefore, a gas-liquid separator is interposed in the hot water circulation circuit between the liquid heat exchanger and the pump, and air flowing through the hot water circulation circuit is separated by the gas-liquid separator. This prevents the air from reaching the pump and causing the pump to malfunction. Since the gas-liquid separator has a smaller volume than the liquid-liquid heat exchanger, even if the gas-liquid separator is arranged on the side of the hot water tank, the installation area is reduced.
- the hot water storage type heating unit it is provided with an opening / closing valve which is provided in the return passage and closes the return passage when the pump is operated, and the gas-liquid separator has an air storage chamber in the upper part. preferable.
- the open / close valve closes the return passage for returning the air separated by the gas-liquid separator to the hot water tank. Therefore, when hot water is sucked out from the hot water tank and supplied to the hot water circulation circuit, the separated air is temporarily stored in the air storage chamber above the gas-liquid separator, and the air returned from the return passage to the hot water tank is Supply to the hot water circulation circuit as it is is prevented. Therefore, the air flowing through the hot water circulation circuit can be reduced.
- a radiator discharges
- the circuit that heats the water as the heat medium supplied from one end with a liquid exchanger and discharges it as hot water from the other end, etc. Includes circuitry.
- the hot water inlet of the hot water circulation circuit is located below the hot water surface of the hot water tank.
- the air flowing above the hot water surface from the hot water inlet can be prevented from being sucked into the hot water circulation circuit, so that the air flowing in the hot water circulation circuit can be further reduced.
- a hot water storage type heating system including a hot water storage type heating unit 1 according to an embodiment of the present invention will be described with reference to the drawings.
- This hot water storage type heating system includes a hot water storage type heating unit 1, a heat pump unit 2, a heat radiation unit (heat radiator) 3, and a remote controller 4, as shown in FIG.
- the hot water storage type heating unit 1 includes a hot water tank 11, a first hot water circulation circuit (hot water circulation circuit) 12, a second hot water circulation circuit 13, a heating circulation circuit (heat radiation circuit) 14, a liquid heat exchanger 15, a circulation pump (pump). ) 16, a gas-liquid separator 17, a return passage 18, a solenoid valve (open / close valve) 19, a main controller 20 and the like.
- the hot water tank 11 keeps hot water inside and stores it.
- a water supply pipe 22 communicating with the water supply via the water supply port 21 communicates with the lower part of the hot water storage tank 11, and water is supplied into the hot water storage tank 11 via the water supply pipe 22.
- the drain valve 23 is provided in the bottom part of the hot water storage tank 11, and the hot water in the hot water storage tank 11 can be drained by the operator opening the drain valve 23 manually.
- the first hot water circulation circuit 12 has one end communicating with the lower part of the hot water tank 11 and the other end provided with a lead-out pipe 24 disposed on the upper part of the hot water tank 11.
- the hot water stored in the upper part of the hot water tank 11 is led out from the outlet pipe 24, circulates through the first hot water circulation circuit 12, and returns to the lower part of the hot water tank 11.
- the suction port 24 a of the outlet pipe 24 is located below the hot water surface of the hot water storage tank 11, and prevents air above the hot water surface from being led to the first hot water circulation circuit 12 from the suction port 24 a.
- the lead-out pipe 24 is composed of a straw-like long and narrow pipe, and a suction port 24a is opened at a lower end surface thereof.
- the second hot water circulation circuit 13 has one end communicating with the lower part of the hot water tank 11 and the other end connected with the upper part of the hot water tank 11, and the heat pump unit 2 is interposed.
- the low temperature hot water (or water) stored in the lower part of the hot water tank 11 is led out, circulated through the second hot water circulation circuit 13, heated by the heat pump unit 2, and becomes hot hot water in the hot water tank 11.
- a safety valve 25 is attached to the second hot water circulation circuit 13 above the hot water tank 11 and downstream of the heat pump unit 2 to prevent the internal pressure of the hot water tank 11 from exceeding the pressure resistance.
- the heating circulation circuit 14 is a heat radiating circuit to which the heat radiating unit 3 is connected, and a heat medium flows therethrough.
- the heat medium is hot water, but it may be an antifreeze other than hot water.
- the heating circulation circuit 14 is provided with the heating radiating unit 3, and hot water circulates inside.
- the liquid heat exchanger 15 is disposed above the hot water tank 11 and heats between the hot water circulating in the first hot water circulation circuit 12 and the hot water flowing in the heating circulation circuit 14 (low temperature hot water or water). Exchange. Hot water stored in the hot water tank 11 is led to the liquid-to-liquid heat exchanger 15 via the first hot water circulation circuit 12. The hot water flowing through the heating circulation circuit 14 is heated by the heat of the hot water flowing through the first hot water circulation circuit 12 guided to the liquid heat exchanger 15, and the temperature rises and flows toward the heat radiation unit 3 for heating. .
- the liquid heat exchanger 15 is configured, for example, such that the first hot water circulation circuit 12 and the heating circulation circuit 14 in the inside thereof meander while being connected via a copper plate having high thermal conductivity.
- the circulation pump 16 is disposed in the first hot water circulation circuit 12 on the downstream side of the liquid heat exchanger 15 and circulates the hot water in the first hot water circulation circuit 12.
- the circulation pump 16 is disposed below the hot water tank 11.
- the gas-liquid separator 17 is interposed in the first hot water circulation circuit 12 between the liquid heat exchanger 15 and the circulation pump 16, and removes air contained in the hot water circulating through the first hot water circulation circuit 12. To separate. When the speed of hot water falls in the gas-liquid separator 17, the air in the hot water separates and moves upward. The separated air is accumulated in the air storage chamber 17 a above the gas-liquid separator 17. Here, the gas-liquid separator 17 is disposed below the hot water tank 11.
- the gas-liquid separator 17 separates air generated (deposited) due to a decrease in solubility due to an increase in the temperature of hot water, and a partial cross-sectional area of a pipe interposed in the first hot water circulation circuit 12 is separated.
- the air in the hot water is separated by enlarging and lowering the flow rate of the hot water and creating a flow in the direction opposite to the rising of the bubbles.
- the configuration of the gas-liquid separator 17 is not limited to this.
- the return passage 18 communicates the air storage chamber 17 a at the upper part of the gas-liquid separator 17 with the lower part of the hot water tank 11.
- the air accumulated in the air storage chamber 17 a returns to the hot water tank 11 through the return passage 18.
- a solenoid valve 19 as an on-off valve is attached to the return passage 18 and opens and closes the return passage 18 (communication and blocking of the return passage 18).
- the solenoid valve 19 is a normally open solenoid valve, and closes the return passage 18 only when a close signal is received.
- the main controller 20 is connected to the remote controller 4 wirelessly or by wire, and controls the operation of the equipment in the hot water storage heating unit 1.
- the controller 20 controls the operation of the circulation pump 16 and the electromagnetic valve 19 based on setting information input and set in the remote controller 4 and measurement information from various sensors (not shown) in the hot water storage heating unit 1.
- the main controller 20 transmits a close signal to the electromagnetic valve 19 so that the electromagnetic valve 19 closes the return passage 18.
- the main controller 20 has a built-in timer 21.
- the heat pump unit 2 is a heating unit that heats the hot water in the hot water storage tank 11, and is interposed in the second hot water circulation circuit 13.
- the heat pump unit 2 draws and heats low temperature hot water or water from the lower part of the hot water tank 11 via the second hot water circulation circuit 13 and returns the hot water to the upper part of the hot water tank 11, thereby returning the hot water tank 11.
- the heat pump unit 2 includes an evaporator 31, a heat medium circulation circuit 32, a compressor 33, an expansion valve 34, a condenser 35, a circulation pump 36, a heat pump controller 37, and the like.
- the evaporator 31 has a fan 39 that rotates by driving of the electric motor 38, and heat is generated between the air supplied by the rotation of the fan 39 and the heat medium passing through the heat medium circulation circuit 32 in the evaporator 31. Exchange is performed.
- hydrofluorocarbon which is an alternative chlorofluorocarbon
- other heat medium for example, chlorofluorocarbon other than HFC, carbon dioxide, or the like may be used.
- the compressor 33 is provided in the heat medium circulation circuit 32 on the downstream side of the evaporator 31, and is discharged from the evaporator 31 to compress the heat medium and send it to the condenser 35 as high pressure and high temperature.
- the expansion valve 34 is provided in the heat medium circulation circuit 32 upstream of the evaporator 31 and releases the pressure of the heat medium pressurized by the compressor 33.
- the condenser 35 heats the hot water, which has been made high-pressure and high-temperature by the compressor 33, through the second hot water circulation circuit 13 by heat exchange.
- the low temperature hot water or water stored in the lower part of the hot water storage tank 11 is led to the condenser 35 via the second hot water circulation circuit 13 by the circulation pump 36, and heated by heat exchange in the condenser 35, And returned to the upper part of the hot water tank 11. Thereby, hot water is stored in the upper part of the hot water tank 11.
- the heat pump controller 37 is connected to the main controller 20 and controls the operation of the equipment in the heat pump unit 2.
- the heat pump controller 37 operates the compressor 33, the circulation pump 36, the electric motor 38, and the like based on input information from the remote controller 4 and the main controller 20 and measurement information from various sensors (not shown) in the heat pump unit 2. Take control. Further, the heat pump controller 37 transmits measurement information and the like from the various sensors in the heat pump unit 2 to the main controller 20.
- the heating radiating unit 3 is a radiator that radiates heat from the heat medium heated by the liquid heat exchanger 15, and is interposed in the heating circulation circuit 14.
- the heating radiating unit 3 is a panel type floor heater, and includes a mat-shaped heat radiating mat 41 interposed in the heating circulation circuit 14, a circulation pump 42, a heating controller 43, and the like.
- the hot water heated by the liquid heat exchanger 15 is guided to the heat radiating mat 41 by the circulation pump 42 via the heating circulation circuit 14 and radiates heat by the heat radiating mat 41 to heat the ambient air.
- the heating controller 43 is connected to the main controller 20 and controls the operation of the equipment in the heating radiating unit 3.
- the heating controller 43 controls the operation of the circulation pump 42 and the like based on input information from the remote controller 4 and the main controller 20 and measurement information from various sensors (not shown) in the heating heat dissipation unit 3.
- the heating controller 43 transmits measurement information and the like from the various sensors in the heating heat dissipation unit 3 to the main controller 20.
- the remote controller 4 is connected to the main controller 20 so as to be able to communicate with each other, and is provided with an operation switch 4a to which an instruction for ON (operation) / OFF (stop) of the heating operation is input.
- the ON instruction is input from the operation switch 4a
- the hot water storage type heating unit 1 and the heating heat dissipation unit 3 are in the operating state or the standby state
- the OFF instruction is input from the operation switch 4a
- the hot water storage type heating unit. 1 and the heat dissipating unit 3 for heating are maintained in a stopped state in principle.
- the operation state of the heat pump unit 2 is determined by the temperature of the hot water stored in the hot water tank 11.
- control operation in the hot water storage type heating unit 1 is performed by the main controller 20 via the remote controller 4.
- Control operations in the heat pump unit 2 and the heating heat dissipation unit 3 are performed by the heat pump controller 37 and the heating controller 43 via the main controller 20, respectively.
- the predetermined time T1 depends on the amount of air separated by the gas-liquid separator 17 and the volume of air that can be accumulated in the air storage chamber 17a of the gas-liquid separator 17.
- the circulation pump 42 in the heating radiating unit 3 is turned on in the same manner as when the operation switch 4a is turned on (STEP 1: YES).
- the operation is started and the heating operation is resumed (STEP 2).
- the operation of the circulation pump 16 in the hot water storage type heating unit 1 is started, and the liquid heat exchanger 15 causes the inside of the heating circulation circuit 14 to be operated.
- the hot water is heated (STEP 4).
- the timer 21 is reset and time measurement by the timer 21 is started (STEP 5).
- the predetermined time T2 depends on the time during which the air accumulated in the air storage chamber 17a of the gas-liquid separator 17 can be returned to the hot water tank 11 via the return passage 18.
- the liquid heat exchanger 15 is disposed above the hot water tank 11, compared to the conventional one in which the liquid heat exchanger 15 is disposed on the side of the hot water tank 11, The installation area of the hot water storage type heating unit 1, and consequently the hot water storage type heating system, is reduced.
- the liquid heat exchanger 15 Since the liquid heat exchanger 15 is disposed above the hot water tank 11, air stays in the liquid heat exchanger 15, and the staying air flows through the first hot water circulation circuit 12. However, a gas-liquid separator 17 is interposed in the first hot water circulation circuit 12 between the liquid heat exchanger 15 and the circulation pump 16. Therefore, the air flowing through the first hot water circulation circuit 12 is separated by the gas-liquid separator 17, and the separated air is temporarily accumulated in the air storage chamber 17 a above the gas-liquid separator 17. Thus, the circulation pump 16 is prevented from causing an air biting failure.
- the electromagnetic valve 19 closes the return passage 18 for returning the air separated by the gas-liquid separator 17 to the hot water tank 11. Therefore, when the hot water is sucked out from the hot water storage tank 11 and supplied to the first hot water circulation circuit 12, the return passage 18 is closed, so that the air returned from the return passage 18 to the hot water storage tank 11 remains as it is. Supply to the hot water circulation circuit 12 is prevented.
- This hot water storage type heating unit 1 uses a check valve 19a as an on-off valve, and the other configuration is the same as the hot water storage type heating unit 1 described above.
- the check valve 19a closes the return passage 18 by the pump pressure only when the circulation pump 16 is operated.
- the operation switch 4a When the operation switch 4a is not operated OFF (STEP 26: NO) and the time measured by the timer 21 exceeds a predetermined time T1, for example, 3 hours (STEP 30: YES), the operation switch 4a is operated OFF (STEP 26: YES). Similarly, the operation of the circulation pump 16 in the hot water storage type heating unit 1 is stopped (STEP 31). As a result, the check valve 19a opens, the return passage 18 communicates, and the gas accumulated in the air storage chamber 17a above the gas-liquid separator 17 is guided into the hot water storage tank 11 (STEP 32). Thereafter, the operation of the circulation pump 42 in the heating radiating unit 3 is stopped, and the heating operation is stopped (STEP 33). At this time, the timer 21 is reset and time measurement by the timer 21 is started (STEP 34).
- the circulation pump 42 in the heat radiating unit 3 is heated in the same manner as when the operation switch 4a is turned ON (STEP 21: YES).
- the operation is started and the heating operation is started (STEP 22).
- the check valve 19a is closed by the pump pressure
- the return passage 18 is shut off (STEP 24)
- the liquid heat exchanger 15 is closed.
- the hot water in the heating circuit 14 is heated.
- the timer 21 is reset and time measurement by the timer 21 is started (STEP 25).
- This hot water storage heating system has the same effect as the hot water storage heating system described above.
- the hot water storage type heating unit according to the present invention is not limited to the above-described one.
- the hot water storage type heating unit 1 described above the case where the heating circulation circuit 14 provided with the heat radiation unit 3 is provided has been described.
- the circuit through which the heat medium that exchanges heat with the hot water circulating in the first hot water circulation circuit 12 in the liquid heat exchanger 15 flows is not limited to the circulation circuit.
- a hot water supply circuit having one end connected to the water supply pipe 22 and a shower head or the like at the other end may be used.
- the means for heating the hot water in the hot water tank 11 is not limited.
- a heating element such as a heater provided in the hot water storage tank 11 and directly heating hot water in the hot water storage tank 11 may be used.
- a combustion means such as a burner for heating the hot water circulating in the second hot water circulation circuit 13.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
Description
Claims (3)
- 内部に湯を貯える貯湯槽と、
該貯湯槽内に貯えられた湯が循環する湯循環回路と、
放熱器が接続され、熱媒体が流れる放熱回路と、
前記湯循環回路を循環する湯と前記放熱回路を流れる熱媒体との間で熱交換させ、前記貯湯槽の上方に配設された液々熱交換器と、
該液々熱交換器より下流側の前記湯循環回路に配設され、当該湯循環回路内の湯を循環させるポンプと、
前記液々熱交換器と前記ポンプとの間の前記湯循環回路に介設された気液分離器と、
前記貯湯槽と前記気液分離器とを連通し、該気液分離器が分離した気体を前記貯湯槽に戻す戻し通路とを備えることを特徴とする貯湯式加熱ユニット。 - 前記戻し通路に設けられ、前記ポンプの作動時は当該戻し通路を閉じる開閉弁を備え、前記気液分離器は上部に空気貯留室を有することを特徴とする請求項1に記載の貯湯式加熱ユニット。
- 前記湯循環回路の湯吸込口が、前記貯湯槽の湯面より下方に位置することを特徴とする請求項1又は2に記載の貯湯式加熱ユニット。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10858628.0A EP2613102B1 (en) | 2010-10-20 | 2010-10-20 | Hot-water storage type heating unit |
AU2010362852A AU2010362852B2 (en) | 2010-10-20 | 2010-10-20 | Hot-water storage type heating unit |
US13/822,660 US9103554B2 (en) | 2010-10-20 | 2010-10-20 | Hot-water storage type heating unit |
PCT/JP2010/068472 WO2012053072A1 (ja) | 2010-10-20 | 2010-10-20 | 貯湯式加熱ユニット |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2010/068472 WO2012053072A1 (ja) | 2010-10-20 | 2010-10-20 | 貯湯式加熱ユニット |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012053072A1 true WO2012053072A1 (ja) | 2012-04-26 |
Family
ID=45974808
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2010/068472 WO2012053072A1 (ja) | 2010-10-20 | 2010-10-20 | 貯湯式加熱ユニット |
Country Status (4)
Country | Link |
---|---|
US (1) | US9103554B2 (ja) |
EP (1) | EP2613102B1 (ja) |
AU (1) | AU2010362852B2 (ja) |
WO (1) | WO2012053072A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9669941B1 (en) * | 2016-01-31 | 2017-06-06 | Rockwell Collins, Inc. | Weather indicator system and method |
CN106678945A (zh) * | 2016-12-30 | 2017-05-17 | 天津市太阳神科技有限公司 | 太阳能热炕系统 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61213442A (ja) * | 1985-03-19 | 1986-09-22 | Sanyo Electric Co Ltd | 給湯装置 |
JP2004125301A (ja) * | 2002-10-03 | 2004-04-22 | Osaka Gas Co Ltd | 貯湯式給湯装置 |
JP2008224076A (ja) | 2007-03-09 | 2008-09-25 | Rinnai Corp | 給湯装置および給湯暖房装置 |
JP2008292067A (ja) * | 2007-05-25 | 2008-12-04 | Corona Corp | 貯湯式暖房装置 |
JP2009052758A (ja) * | 2007-08-23 | 2009-03-12 | Daikin Ind Ltd | 貯湯式給湯機 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3180577A (en) * | 1963-07-05 | 1965-04-27 | Joseph J Braun | Apparatus for expelling air from closed hot water systems |
US3290864A (en) * | 1965-08-10 | 1966-12-13 | Itt | Gas separation pump for liquid circulating systems |
US4153104A (en) * | 1977-09-08 | 1979-05-08 | Overland Energy, Inc. | Solar heating and cooling system |
US4296729A (en) * | 1980-02-04 | 1981-10-27 | Suntime, Inc. | Solar hot water heating system |
KR920007345B1 (ko) * | 1989-11-30 | 1992-08-31 | 현대전자산업 주식회사 | 진공 콘트롤러(Vacuum Controller) |
US5732880A (en) * | 1994-08-18 | 1998-03-31 | J. Eberspacher Gmbh & Co. | Heater for a vehicle powered by an internal-combustion engine |
JP3644557B2 (ja) * | 1996-05-16 | 2005-04-27 | 秀幸 田淵 | 脱気装置 |
US6129523A (en) * | 1997-04-11 | 2000-10-10 | Ruhnke; John | Air purging circulator |
US6275655B1 (en) * | 1998-05-29 | 2001-08-14 | James M. Rixen | Heating system for potable water and relatively small areas |
US6835307B2 (en) * | 2000-08-04 | 2004-12-28 | Battelle Memorial Institute | Thermal water treatment |
EP1480906A4 (en) * | 2002-02-07 | 2009-09-23 | Pall Corp | LIQUID DISPENSING SYSTEMS AND METHODS |
JP4030394B2 (ja) * | 2002-09-12 | 2008-01-09 | 株式会社コロナ | 貯湯式給湯装置 |
JP2006188156A (ja) * | 2005-01-06 | 2006-07-20 | Denso Corp | 蒸気圧縮式冷凍機 |
US8549868B2 (en) * | 2007-06-22 | 2013-10-08 | Panasonic Corporation | Refrigeration cycle apparatus |
US8585449B1 (en) * | 2010-01-29 | 2013-11-19 | Brp Us Inc. | Hydraulic system for marine propulsion systems |
US9068767B2 (en) * | 2010-09-21 | 2015-06-30 | Claude Lesage | Gas-fired water heater with separable heat exchanger or detachably connected external water heater |
-
2010
- 2010-10-20 EP EP10858628.0A patent/EP2613102B1/en not_active Not-in-force
- 2010-10-20 WO PCT/JP2010/068472 patent/WO2012053072A1/ja active Application Filing
- 2010-10-20 US US13/822,660 patent/US9103554B2/en not_active Expired - Fee Related
- 2010-10-20 AU AU2010362852A patent/AU2010362852B2/en not_active Ceased
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61213442A (ja) * | 1985-03-19 | 1986-09-22 | Sanyo Electric Co Ltd | 給湯装置 |
JP2004125301A (ja) * | 2002-10-03 | 2004-04-22 | Osaka Gas Co Ltd | 貯湯式給湯装置 |
JP2008224076A (ja) | 2007-03-09 | 2008-09-25 | Rinnai Corp | 給湯装置および給湯暖房装置 |
JP2008292067A (ja) * | 2007-05-25 | 2008-12-04 | Corona Corp | 貯湯式暖房装置 |
JP2009052758A (ja) * | 2007-08-23 | 2009-03-12 | Daikin Ind Ltd | 貯湯式給湯機 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2613102A4 |
Also Published As
Publication number | Publication date |
---|---|
US20130181060A1 (en) | 2013-07-18 |
EP2613102B1 (en) | 2015-06-17 |
AU2010362852B2 (en) | 2014-09-25 |
EP2613102A4 (en) | 2014-06-25 |
US9103554B2 (en) | 2015-08-11 |
AU2010362852A1 (en) | 2013-04-04 |
EP2613102A1 (en) | 2013-07-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5884042B2 (ja) | ヒートポンプ式温水暖房装置 | |
US20130047654A1 (en) | Heat pump hot water apparatus | |
WO2010079352A4 (en) | Apparatus for capturing heat from a stove | |
JP2006284001A (ja) | 温度制御装置 | |
AU2008281327A1 (en) | Fluid heater | |
JP4502020B2 (ja) | 暖房給湯装置 | |
JP2015161437A (ja) | 温水加熱装置および温水暖房装置 | |
KR20130054525A (ko) | 전기온풍기 | |
JP5052571B2 (ja) | 貯湯式加熱ユニット | |
WO2012053072A1 (ja) | 貯湯式加熱ユニット | |
JP5378310B2 (ja) | 暖房システム | |
JP2010156315A (ja) | エンジンの廃熱利用装置 | |
CA2983059A1 (en) | A boiler system | |
KR102316895B1 (ko) | 난방 장치 | |
JP5032204B2 (ja) | 貯湯式暖房装置 | |
JP2009264714A (ja) | ヒートポンプ温水システム | |
JP2007271237A (ja) | 貯湯式給湯装置 | |
JP4815998B2 (ja) | 貯湯式給湯器 | |
KR101577054B1 (ko) | 제습기능을 갖는 냉온수 공급유닛 | |
KR20140140231A (ko) | 냉수 매트 | |
JP2003056905A (ja) | 給湯装置 | |
EP3638957B1 (en) | Thermal conditioning apparatus | |
JP2014214976A (ja) | 給湯装置 | |
JP6967739B2 (ja) | 給湯機 | |
KR101814499B1 (ko) | 냉온보일러 |
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: 10858628 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13822660 Country of ref document: US |
|
ENP | Entry into the national phase |
Ref document number: 2010362852 Country of ref document: AU Date of ref document: 20101020 Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2010858628 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
NENP | Non-entry into the national phase |
Ref country code: JP |