WO2016099171A1 - Appareil d'alimentation en eau chaude équipé d'un réducteur de pression - Google Patents

Appareil d'alimentation en eau chaude équipé d'un réducteur de pression Download PDF

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Publication number
WO2016099171A1
WO2016099171A1 PCT/KR2015/013860 KR2015013860W WO2016099171A1 WO 2016099171 A1 WO2016099171 A1 WO 2016099171A1 KR 2015013860 W KR2015013860 W KR 2015013860W WO 2016099171 A1 WO2016099171 A1 WO 2016099171A1
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WO
WIPO (PCT)
Prior art keywords
hot water
direct
flow rate
pipe
water
Prior art date
Application number
PCT/KR2015/013860
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English (en)
Korean (ko)
Inventor
손승길
김시환
송용민
Original Assignee
주식회사 경동나비엔
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 경동나비엔 filed Critical 주식회사 경동나비엔
Priority to CN201580068892.1A priority Critical patent/CN107110558A/zh
Priority to AU2015363856A priority patent/AU2015363856A1/en
Priority to JP2017531319A priority patent/JP2018503048A/ja
Priority to US15/537,807 priority patent/US20170363301A1/en
Publication of WO2016099171A1 publication Critical patent/WO2016099171A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
    • F24H1/34—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water chamber arranged adjacent to the combustion chamber or chambers, e.g. above or at side
    • 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
    • F24D17/00—Domestic hot-water supply systems
    • F24D17/0078—Recirculation systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
    • F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
    • F24H1/124—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium using fluid fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
    • F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
    • 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
    • F24D17/00—Domestic hot-water supply systems
    • F24D17/0005—Domestic hot-water supply systems using recuperation of waste heat
    • 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
    • F24D19/1051—Arrangement or mounting of control or safety devices for water heating systems for domestic hot water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/14—Arrangements for connecting different sections, e.g. in water heaters 
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/20—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/20—Arrangement or mounting of control or safety devices
    • F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
    • F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
    • 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
    • F24D2220/04—Sensors
    • F24D2220/042—Temperature sensors
    • 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
    • F24D2220/04—Sensors
    • F24D2220/044—Flow sensors
    • 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]
    • 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]
    • Y02B30/18—Domestic hot-water supply systems using recuperated or waste heat

Definitions

  • the present invention relates to a hot water supply device having a pressure reducing valve, and more particularly, to a hot water supply device having a pressure reducing valve that can minimize the deviation of the hot water temperature during use of the hot water.
  • the hot water supply device is a device configured to enable the user to conveniently use hot water by heating the direct water to a predetermined temperature within a short time.
  • 1 is a schematic view showing the configuration of a conventional hot water supply device.
  • a flow sensor 1 for measuring the flow rate of the direct water flowing through the direct water inlet pipe 5 is provided, the direct water flowing into the heat exchanger (8) in the blower (6)
  • the supplied air and gas are heated by heat exchange with combustion heat generated by burning by the burner 7 and discharged through the hot water supply pipe 9, and a flow control valve for adjusting the flow rate of hot water on the hot water supply pipe 9. (4) is provided.
  • a bypass pipe (2) is connected between the direct water inflow pipe (5) and the hot water supply pipe (9) to directly transfer the introduced direct water to the hot water supply pipe (9) without passing through the heat exchanger (8). It is configured to control the temperature of the hot water by mixing the hot water and direct water heated through the).
  • a mixing valve (3) is provided on the bypass pipe (2) to adjust the flow rate of the direct water conveyed through the bypass pipe (2).
  • the flow rate of the direct water flowing through the direct water inflow pipe 5 immediately increases, whereas the heat exchanger ( Temperature rise of the hot water supplied to the hot water supply pipe (9) through 8) is made relatively late, there is a problem that takes a long time to supply the hot water of the temperature set by the user.
  • the mixing pipe 3 is provided in the bypass pipe 2, and when the flow sensor 1 detects that the flow rate of the direct water flowing through the direct water inflow pipe 1 is changed, the controller ( By controlling the opening degree of the mixing valve 3 in the not shown) by adjusting the flow rate of the direct water mixed into the hot water supply pipe (9) through the bypass pipe (2) to supply hot water of the temperature set by the user.
  • the mixing valve 3 has a problem in that the structure of the valve is complicated and the price is high because it requires a configuration for adjusting the opening degree, the system configuration cost for controlling the mixing valve 3 increases, there is a flow rate After sensing the flow rate in the sensor 1, there is a problem in that it takes time to adjust the opening degree of the mixing valve 3.
  • Republic of Korea Patent No. 10-1179812 "pipe connection structure of the water heater" is disclosed.
  • the present invention has been made to solve the above-mentioned problems, the object of the present invention is to provide a hot water supply device with a pressure reducing valve that can minimize the temperature deviation of the hot water supplied to the user even if the flow rate of hot water is changed. have.
  • Hot water supply device provided with a pressure reducing valve of the present invention for achieving the above object, a direct water inlet pipe into which direct water flows; A heat exchanger for heating the direct water introduced through the direct water inlet pipe by the combustion heat of a burner; A hot water supply pipe for withdrawing hot water heated by the heat exchanger; A bypass pipe connected between the direct water inflow pipe and the hot water supply pipe, and a portion of the direct water introduced through the direct water inflow pipe is mixed with hot water discharged through the hot water supply pipe; It is provided on the bypass pipe, when the hot water is supplied to the pressure reducing valve for supplying the hot water supply pipe to reduce the water passing through the bypass pipe.
  • the pressure reducing valve may be made to flow at a constant flow rate after the flow rate of the water passing therein increases to a set flow rate as the flow rate of the direct water flowing into the direct water inflow pipe increases.
  • the pressure reducing valve has a direct flow passage through which the water passes, and is deformed into a constant shape by the supply pressure of the direct flow water supplied to the direct flow passage, thereby restricting the flow rate passing through the direct flow passage and maintaining a constant flow rate. It may be provided with an elastic member for maintaining at a flow rate.
  • the hot water supply device with a pressure reducing valve of the present invention by providing a pressure reducing valve in the bypass pipe, even if a separate control device is not provided, it is possible to cope with a change in the flow rate of hot water used by the user with a simple configuration, and a change in mixing ratio It is quick to respond to changes in the flow rate of hot water, thereby minimizing variations in hot water temperature.
  • 1 is a schematic view showing the configuration of a conventional hot water supply device
  • Figure 2 is a schematic diagram showing the configuration of a hot water supply apparatus according to a first embodiment of the present invention
  • Figure 3 is a cross-sectional view showing the internal structure of the pressure reducing valve according to an embodiment of the present invention
  • FIG. 4 is a cross-sectional view showing a state in which the elastic member is deformed according to a change in supply pressure of direct water in the pressure reducing valve of FIG. 3.
  • FIG. 5 is a graph showing a change in flow rate according to the supply pressure of the direct water in the hot water supply device of the present invention
  • Figure 6 is a graph showing the change in hot water temperature according to the flow rate change in the hot water supply device of the present invention
  • Figure 7 is a schematic diagram showing the configuration of a hot water supply apparatus according to a second embodiment of the present invention
  • Hot water supply pipe 113,213 Bypass pipe
  • cylindrical member 132a guide rib
  • heating supply pipe 215 heating return pipe
  • heating water supply pipe 270 circulation pump
  • heating water supply temperature sensor 272 three-way valve
  • Figure 2 is a schematic diagram showing the configuration of a hot water supply apparatus according to a first embodiment of the present invention.
  • the hot water supply device 100 is provided with a pressure reducing valve 130 in the water heater, and the combustion water of the direct water inflow pipes 111a and 111b and the burner 150 into which the direct water flows.
  • Heat exchanger 140 for heating the direct water introduced through the direct inflow pipes (111a, 111b), hot water supply pipe (112a, 112b) for withdrawing hot water heated in the heat exchanger 140, the direct inflow pipe (111a) Bypass connection between the 111b and the hot water supply pipe (112a, 112b) so that a part of the direct water introduced through the direct water inflow pipe (111a) is mixed with the hot water output through the hot water supply pipe (112b).
  • a pressure reducing valve 130 provided on the bypass pipe 113 to reduce the water passing through the bypass pipe 113 and supply the hot water supply pipe 112b when hot water is supplied.
  • a direct temperature sensor 121 for measuring the temperature of the direct water and a flow sensor 122 for measuring the flow of the direct water are provided.
  • the heat exchanger temperature sensor 123 for measuring the temperature of the hot water heated by heat exchange in the heat exchanger 140, and direct water and hot water supplied through the bypass pipe 113 Is mixed is provided with a hot water temperature sensor 124 for measuring the temperature of the hot water supplied to the user.
  • the bypass pipe 113 is connected so that a part of the direct water introduced through the direct water inflow pipe 111a is supplied to the hot water supply pipe 112b in order to adjust the temperature of the hot water supplied through the hot water supply pipe 112b.
  • the pressure reducing valve 130 is for adjusting the flow rate of the direct water supplied through the bypass pipe 113, by depressurizing the direct water supplied from the direct water inflow pipe (111a) direct water of a constant flow rate hot water supply pipe (112b) ) To be supplied.
  • the flow rate of the direct water passing through the inside of the pressure reducing valve 130 increases as the hot water flow rate increases to a predetermined range, but when the hot water flow rate exceeds the predetermined range Even if the flow rate of use increases, the flow rate of the direct water passing through the inside of the pressure reducing valve 130 is kept constant.
  • the flow rate of the direct water passing through the pressure reducing valve 130 is maintained by a predetermined flow rate and then maintains a constant flow rate, whereas the remaining flow rate except the flow rate passing through the pressure reducing valve 130 is supplied to the heat exchanger 140. Therefore, when the flow rate of hot water is changed, the flow rate supplied to the heat exchanger 140 is changed along with the change of the flow rate of hot water, and the hot water is heated in the heat exchanger 140 and supplied to the hot water supply pipe 112a.
  • the mixing ratio which is the ratio of the flow rate of the direct water passing through the pressure reducing valve 130, is changed together as the hot water use flow rate is changed, thereby minimizing the hot water temperature variation.
  • pressure reducing valve 130 Since the pressure reducing valve 130 is very simple in structure and automatically changes the mixing ratio according to the supply pressure of direct water, the entire system configuration can be implemented very simply.
  • Reference numerals 150 and 160 denote burners and blowers, respectively.
  • Figure 3 is a cross-sectional view showing the internal structure of the pressure reducing valve according to an embodiment of the present invention
  • Figure 4 is a cross-sectional view showing a state in which the elastic member is deformed according to the change in the supply pressure of the straight water in the pressure reducing valve of Figure 3, With reference to 3 to 4 will be described the configuration and operation of the pressure reducing valve according to an embodiment of the present invention.
  • the pressure reducing valve 130 is a valve body 131 formed by an integral combination by injection molding, and an elastic member that fits inside the valve body 131 and is deformed by the supply water of the direct water to limit the flow path of the direct water ( 134).
  • the valve body 131 is composed of a cylindrical member 132 having a straight flow path therein and a central column member 133 provided at an inner central portion of the cylindrical member 132.
  • the elastic member 134 is inserted between the inner surface of the cylindrical member 132 and the outer surface of the central column member 133, and when the inflow of water flows in, the elastic member 134 is compressed to the left and right directions as shown in FIG. By expansion, the cross-sectional area of the flow path through which direct water flows is changed.
  • guide ribs 132a protruding at regular intervals along the circumferential direction are formed on the inner surface of the cylindrical member 132, and guide grooves between adjacent guide ribs 132a. 132b is formed.
  • the upper end of the guide rib 132a is formed with a protruding piece 132c protruding at a predetermined length toward the central axis of the central pillar member 133, and the central pillar member 133 is also formed at the upper end of the guide groove 132b.
  • Protruding piece 132d is formed to protrude to a predetermined length toward.
  • a straight through hole which is a flow path in which a step is formed in the vertical direction between the protrusion pieces 132c extending from the guide rib 132a and the protrusion pieces 132d extending from the guide groove 132b adjacent to each other, so that the water passes through the guide ribs 132a.
  • the elastic member 134 maintains a shape close to a circular shape, so that the flow path for direct water flows between the elastic member 134 and the central column member. Widely formed in the space between the outer surface of the 133 and the space between the elastic member 134 and the inner surface of the cylindrical member 132 is passed through as it is.
  • the elastic member 134 when the direct pressure increases, the elastic member 134 is deformed into an oval shape having a flat shape by the supply pressure of the direct water, and the flow path of the direct water flows with the elastic member 134. Since the flow path is narrowly formed by being limited to the space between the outer surfaces of the central column member 133, the flow rate of the flowing inflow is limited to a predetermined amount or less.
  • the elastic member 134 is deformed only to a certain range and even if the supply pressure of the direct water is no longer increased, the cross-sectional shape does not change, and the flow rate of the direct water is kept constant.
  • FIG 5 is a graph showing a change in flow rate according to the supply pressure of the direct water in the hot water supply device of the present invention
  • Figure 6 is a graph showing a change in hot water temperature according to the flow rate change in the hot water supply device of the present invention
  • Table 1 below shows each pipe Table shows the flow rate and mixing rate.
  • Table 2 below shows the relationship between flow rate and temperature and mixing rate.
  • Mixing flow rate in Figure 5 and Table 1 is mixed with the hot water flowing through the hot water supply pipe (112a, 112b) is supplied to the hot water supply pipe (112a, 112b) through the bypass pipe 113 of the direct water flowing through the direct water inlet pipe (111a)
  • the heat exchanger flow rate means the flow rate of the hot water is heated in the heat exchanger 140 and supplied to the hot water supply pipe (112a)
  • the total flow rate is a flow rate plus the mixing flow rate and the heat exchanger flow rate. It is the same as the flow rate of the direct water flowing through the water inlet pipe 111a
  • the mixing ratio means a ratio of the mixing flow rate to the total flow rate.
  • the heat exchanger temperature means the temperature of the hot water measured by the heat exchanger temperature sensor 123
  • the hot water temperature means the temperature of the hot water measured by the hot water temperature sensor 124
  • direct temperature is direct water It means the temperature of the direct water measured by the temperature sensor 121.
  • the mixing flow rate increases with the increase of the total flow rate in the section that changes from 3 to 4, but in the section that changes from 4 to 14, the elastic member 134 of the pressure reducing valve 130 is shown in FIG. As it does not change any more after being compressed, the mixing flow rate remains constant even though the total flow rate increases.
  • the heat exchanger temperature is lowered from 61.5 degrees to 48 degrees as the flow rate of the direct water supplied to the heat exchanger 140 increases.
  • the hot water temperature supplied to the user through the hot water supply pipe 112b can be maintained at 45 degrees.
  • the hot water temperature can be kept constant at 45 degrees because the mixing ratio increases from 0.11 to 0.4.
  • the pressure reducing valve 130 When the pressure reducing valve 130 is installed in the bypass pipe 113 as described above, even if the flow rate of the hot water used by the user is changed, the flow rate of the pressure reducing valve 130 is automatically limited so that the mixing ratio is changed and supplied to the user.
  • the temperature of the hot water can be kept uniform. Therefore, as the conventional control is not necessary, such as adjusting the opening degree of the mixing valve, the configuration of the device is simplified, and since the flow rate of the pressure reducing valve 130 is restricted at the same time as the user's hot water use flow rate change, the hot water temperature due to rapid response The deviation of can be minimized.
  • FIG. 7 is a schematic view showing the configuration of a hot water supply apparatus according to a second embodiment of the present invention.
  • the first embodiment shows a case where the pressure reducing valve 130 is applied to the water heater, while the hot water supply device 200 according to the second embodiment shows a case where the pressure reducing valve 230 is applied to the boiler.
  • the hot water supply device 200 includes a main heat exchanger 241, a heating supply pipe 214 for supplying heating water, a heating water supply temperature sensor 271 and a three-way valve 272 provided on the heating supply pipe 214, and heating.
  • the heating water supply pipe 215 through which the return water flows, the circulation pump 270 provided on the heating return pipe 215, the heating supply pipe 214 and the heating return pipe 215 are connected to the hot water supply heat exchanger ( Including the hot water supply water supply pipe 216 connected to the three-way valve 272 to supply to 240, the same as the configuration of the boiler capable of heating and hot water supply.
  • the direct water inlet pipe 211, direct water temperature sensor 221, flow sensor 222, heat exchanger temperature sensor 223, hot water supply pipe 212, hot water temperature sensor 224, by The pass pipe 213 and the pressure reducing valve 230 have the same configuration as in the first embodiment.
  • an elastic member is provided inside the pressure reducing valves 130 and 230 to exemplify a structure in which the cross-sectional shape is deformed by the supply pressure of the straight water.
  • the present invention is not limited thereto.
  • the function of the pressure reducing valve can be realized by elastically supporting the valve portion blocking the flow path through which the straight water passes, and overcoming the elastic force of the spring and changing the opening degree of the valve portion according to the pressure of the straight water.
  • the spring may be configured to include a stopper that adjusts the elastic modulus or restricts the moving distance of the valve unit so that the amount of compression in which the spring is compressed is limited to a certain amount in consideration of the supply pressure of direct water.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
  • Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)

Abstract

La présente invention concerne un appareil d'alimentation en eau chaude comprenant : un tuyau d'entrée d'eau directe par le biais duquel l'eau entre directement; un échangeur de chaleur destiné à chauffer l'eau directe qui est entrée en s'écoulant à travers le tuyau d'entrée d'eau directe; un tuyau d'alimentation en eau chaude destiné à délivrer l'eau chaude chauffée par l'échangeur de chaleur; un tuyau de dérivation qui relie un espace entre le tuyau d'entrée d'eau directe et le tuyau d'alimentation en eau chaude et qui est connecté de telle sorte qu'une partie de l'eau directe, qui est entrée en s'écoulant à travers le tuyau d'entrée d'eau directe, peut être mélangée à l'eau chaude délivrée par le biais du tuyau d'alimentation en eau chaude; et un réducteur de pression, monté sur le tuyau de dérivation, destiné à réduire la pression de l'eau qui passe à travers l'intérieur du tuyau de dérivation lorsque de l'eau chaude est délivrée, et à acheminer l'eau vers le tuyau d'alimentation en eau chaude.
PCT/KR2015/013860 2014-12-17 2015-12-17 Appareil d'alimentation en eau chaude équipé d'un réducteur de pression WO2016099171A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201580068892.1A CN107110558A (zh) 2014-12-17 2015-12-17 具有减压阀的热水供应装置
AU2015363856A AU2015363856A1 (en) 2014-12-17 2015-12-17 Hot water supply apparatus provided with pressure reducing valve
JP2017531319A JP2018503048A (ja) 2014-12-17 2015-12-17 減圧弁が備えられた温水供給装置
US15/537,807 US20170363301A1 (en) 2014-12-17 2015-12-17 Hot water supply apparatus provided with pressure reducing valve

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2014-0182114 2014-12-17
KR1020140182114A KR101620814B1 (ko) 2014-12-17 2014-12-17 감압밸브가 구비된 온수 공급 장치

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WO2016099171A1 true WO2016099171A1 (fr) 2016-06-23

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US (1) US20170363301A1 (fr)
JP (1) JP2018503048A (fr)
KR (1) KR101620814B1 (fr)
CN (1) CN107110558A (fr)
AU (1) AU2015363856A1 (fr)
WO (1) WO2016099171A1 (fr)

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US20170218790A1 (en) * 2016-02-01 2017-08-03 General Electric Company Systems and Methods of Predicting Physical Parameters for a Combustion Fuel System
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