CN110779071A - Energy-saving and environment-friendly system for floor heating heat supply and heat storage - Google Patents

Energy-saving and environment-friendly system for floor heating heat supply and heat storage Download PDF

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Publication number
CN110779071A
CN110779071A CN201911152874.8A CN201911152874A CN110779071A CN 110779071 A CN110779071 A CN 110779071A CN 201911152874 A CN201911152874 A CN 201911152874A CN 110779071 A CN110779071 A CN 110779071A
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CN
China
Prior art keywords
heat
pipe
storage tank
heat preservation
water
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Pending
Application number
CN201911152874.8A
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Chinese (zh)
Inventor
沈梁
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Shanghai Guangqin Environmental Protection Technology Development Co Ltd
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Shanghai Guangqin Environmental Protection Technology Development Co Ltd
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Priority to CN201911152874.8A priority Critical patent/CN110779071A/en
Publication of CN110779071A publication Critical patent/CN110779071A/en
Pending legal-status Critical Current

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    • 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
    • F24D11/001—Central heating systems using heat accumulated in storage masses district 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
    • F28D20/021—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material and the heat-exchanging means being enclosed in one container
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage

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

Abstract

The embodiment of the invention discloses an energy-saving and environment-friendly system for floor heating heat supply and heat storage, and particularly relates to the technical field of floor heating. The invention can heat the temperature in the heat-preservation heat reservoir fully at the valley time, is convenient to use at night and in the daytime, is more energy-saving and environment-friendly in the use process, adopts the physical change as the working principle in the heat reservoir equipment, has no discharge, no noise and low failure rate, and can normally operate in severe weather.

Description

Energy-saving and environment-friendly system for floor heating heat supply and heat storage
Technical Field
The embodiment of the invention relates to the technical field of floor heating, in particular to an energy-saving and environment-friendly system for floor heating heat supply and heat storage.
Background
The floor heating is a heating mode which takes the whole ground as a radiator, uniformly heats the whole ground through a heating medium in a floor radiation layer, conducts from bottom to top by utilizing the heat storage of the ground and the law of upward radiation of heat, achieves the purpose of heating, is divided into a water floor heating mode and an electric floor heating mode from the heating medium, and the water floor heating mode is a mode of heating water to a certain temperature, conveying the water to a water pipe heat dissipation network under the floor and realizing the purpose of heating through heating the floor.
The prior art has the following defects: the existing water floor heating is usually used in the daytime, and when the water floor heating is in the peak of electricity utilization in the daytime, the price of electric energy is higher, and the water floor heating cannot heat and fully store the temperature in the heat preservation heat reservoir at the valley time according to the requirement.
Disclosure of Invention
Therefore, the embodiment of the invention provides an energy-saving and environment-friendly system for ground heating, heat supply and heat storage, which can heat and fully store the temperature in a heat-preservation and heat-storage device at the valley time, is convenient to heat at night and use in the daytime, is more energy-saving and environment-friendly in the use process, adopts the physical change as the working principle in the heat storage device, has no discharge and noise, has low failure rate, and can normally operate in severe weather, so as to solve the problem in the prior art that the temperature in the heat-preservation and heat-storage device cannot be fully heated and stored at the valley time due to the fact that the temperature is at the peak of power consumption in the daytime and the.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: the utility model provides an energy-concerving and environment-protective system of warm-up heat supply heat-retaining, including warm-up, the one end of warm-up is connected with first feed liquor pipe, and the other end of warm-up is connected with first drain pipe, the one end of first drain pipe is connected with the heat preservation storage water tank, the internally mounted of heat preservation storage water tank has first heat exchanger, and the bottom of heat preservation storage water tank installs temperature sensor, the one end of first feed liquor pipe is connected at the play liquid end of suction pump, be connected with the drinking-water pipe between the feed liquor end of suction pump and the heat preservation storage water tank, the circulating pump is installed to one side of heat preservation storage water tank, be connected with second feed liquor pipe between the feed liquor end of circulating pump and the heat preservation storage water tank, and the play liquid end of circulating pump is connected with the second drain pipe, the one end of, the heat storage device is characterized in that more than two second heat exchangers are installed on the inner side, located on the heat insulation layer, of the heat reservoir, an electric heater is installed in each second heat exchanger, filling materials are arranged between the outer portion of each second heat exchanger and the inner wall of the heat insulation layer, and a heat medium circulating pipe is connected between the heat insulation water storage tank and the second heat exchangers.
Furthermore, rubber seal rings are arranged at the joints of the end parts of the first liquid outlet pipe and the water pumping pipe and the outer wall of the heat preservation water storage tank.
Further, the first heat exchanger and the second heat exchanger are both a stainless steel metal member.
Furthermore, the outer wall of the heat preservation water storage tank is also connected with a cold water replenishing pipe, and a liquid electromagnetic valve is installed on the cold water replenishing pipe.
Further, the filling material is a phase change material.
Further, the heat preservation layer is a component made of aerogel felt.
Furthermore, rubber sealing rings are arranged at the joints of the end parts of the second liquid inlet pipe and the heat medium circulating pipe and the outer wall of the heat preservation water storage tank.
Furthermore, the outsides of the first liquid inlet pipe, the first liquid outlet pipe, the water pumping pipe, the second liquid outlet pipe and the heat medium circulating pipe are all provided with heat-insulating cotton, and the heat-insulating cotton is wrapped by an aluminum foil adhesive tape.
The embodiment of the invention has the following advantages: when the heat preservation water storage tank is used, electric energy is converted into heat energy through the electric heater inside the heat storage tank, the filling material inside the heat storage tank is electrically heated when the PLC is powered off, namely, the phase change material is heated, water inside the heat preservation water storage tank is pumped out through the circulating pump and passes through the second heat exchanger inside the heat storage tank, the heat energy of the phase change material is absorbed for heating, then the heated water flows into the first heat exchanger inside the heat preservation water storage tank again through the heat medium circulating pipe, the water inside the heat preservation water storage tank reaches the set required temperature, if the required temperature is not reached, the circulating pump needs to be operated again, the pumped water passes through the second heat exchanger inside the heat storage tank again, the heat energy of the phase change material is absorbed for heating until the required temperature is reached, when the water inside the heat preservation water storage tank reaches the required temperature, the circulating pump is controlled to, the circulating pump is used again to heat again, and the circulation is performed in sequence; the energy cost of the traditional hot water equipment is saved by 15-20% when the heat storage device is fully heated at valley time and used at night, the energy cost of the traditional hot water equipment is saved by 10-15% when a small amount of hot water is heated by circulating hot water, the heat efficiency of the heat storage device can reach about 90% and 10-15% when the heat storage device is heated by circulating hot water, the internal working principle of the heat storage device is physical change, no discharge, no noise, low failure rate and normal operation in severe weather.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of the internal structure of the thermal insulation water storage tank of the present invention;
FIG. 4 is a schematic view of a first heat exchanger according to the present invention;
FIG. 5 is a schematic view of the internal structure of the heat reservoir of the present invention;
FIG. 6 is a schematic view of an electric heater according to the present invention;
FIG. 7 is a control circuit diagram of the present invention;
in the figure: the system comprises a floor heating system 1, a first liquid inlet pipe 2, a first liquid outlet pipe 3, a heat preservation water storage tank 4, a first heat exchanger 5, a water suction pump 6, a water suction pipe 7, a cold water replenishing pipe 8, a circulating pump 9, a heat reservoir 10, a heat preservation layer 11, a second heat exchanger 12, an electric heater 13, a filling material 14, a PLC (programmable logic controller) 15, a second liquid inlet pipe 16, a second liquid outlet pipe 17, a heat medium circulating pipe 18 and a temperature sensor 19.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings 1-7 of the specification, the energy-saving and environment-friendly system for floor heating heat supply and heat storage of the embodiment comprises a floor heating system 1, wherein one end of the floor heating system 1 is connected with a first liquid inlet pipe 2, the other end of the floor heating system 1 is connected with a first liquid outlet pipe 3, one end of the first liquid outlet pipe 3 is connected with a heat preservation water storage tank 4, a first heat exchanger 5 is installed inside the heat preservation water storage tank 4, the bottom of the heat preservation water storage tank 4 is provided with a temperature sensor 19, one end of the first liquid inlet pipe 2 is connected with a liquid outlet end of a water suction pump 6, a water suction pipe 7 is connected between the liquid inlet end of the water suction pump 6 and the heat preservation water storage tank 4, one side of the heat preservation water storage tank 4 is provided with a circulating pump 9, a second liquid inlet pipe 16 is connected between the liquid inlet end of the circulating pump 9 and the heat preservation water storage tank, PLC 15 is installed to the outer wall of heat reservoir 10, and the inner wall of heat reservoir 10 is provided with heat preservation 11, the inside that is located heat preservation 11 of heat reservoir 10 installs second heat exchanger 12 more than two, is in every second heat exchanger 12 and installs electric heater 13, be provided with filler 14 between the outside of second heat exchanger 12 and the inner wall of heat preservation 11, be connected with heat medium circulating pipe 18 between heat preservation storage water tank 4 and the second heat exchanger 12.
Further, the outer wall junction of the end portions of the first liquid outlet pipe 3 and the water pumping pipe 7 and the heat preservation water storage tank 4 is provided with a rubber sealing ring, so that the sealing performance of the junction of the first liquid outlet pipe 3 and the water pumping pipe 7 and the heat preservation water storage tank 4 is improved.
Further, the first heat exchanger 5 and the second heat exchanger 12 are both stainless steel metal components, which is convenient for improving the heat conductivity of the first heat exchanger 5 and the second heat exchanger 12, and further performing heat exchange treatment quickly and effectively.
Further, the outer wall of the heat preservation water storage tank 4 is also connected with a cold water replenishing pipe 8, and a liquid electromagnetic valve is installed on the cold water replenishing pipe 8, so that water can be conveniently injected into the heat preservation water storage tank 4.
Further, the filling material 14 is a phase change material, which is a substance that changes the state of a substance and provides latent heat when the temperature is constant, and the process of changing the physical property is called a phase change process, and the phase change material absorbs or releases a large amount of latent heat and is used as the filling material 14 according to this characteristic.
Further, the heat insulation layer 11 is a component made of aerogel felt, so that the heat insulation performance of the heat reservoir 10 is improved.
Furthermore, rubber sealing rings are arranged at the joints of the ends of the second liquid inlet pipe 16 and the heat medium circulating pipe 18 and the outer wall of the heat preservation water storage tank 4, so that the sealing performance of the joints of the second liquid inlet pipe 16 and the heat medium circulating pipe 18 and the heat preservation water storage tank 4 is improved.
Furthermore, the first liquid inlet pipe 2, the first liquid outlet pipe 3, the water pumping pipe 7, the second liquid outlet pipe 17 and the heat medium circulating pipe 18 are externally provided with heat preservation cotton, and the heat preservation cotton is wrapped by aluminum foil adhesive tapes, so that the heat preservation performance of liquid in the first liquid inlet pipe 2, the first liquid outlet pipe 3, the water pumping pipe 7, the second liquid outlet pipe 17 and the heat medium circulating pipe 18 is improved conveniently.
The implementation scenario is specifically as follows: one end of a floor heating device 1 is connected with a first liquid inlet pipe 2, the other end of the floor heating device 1 is connected with a first liquid outlet pipe 3, one end of the first liquid outlet pipe 3 is connected with a heat preservation water storage tank 4, a first heat exchanger 5 is arranged in the heat preservation water storage tank 4, a temperature sensor 19 is arranged at the bottom of the heat preservation water storage tank 4, the temperature sensor 19 adopts an LM75BDP model, the electrical control mode of the temperature sensor is the same as that of a PLC (programmable logic controller) 15 in the prior art, and is not repeated here, one end of the first liquid inlet pipe 2 is connected with the liquid outlet end of a water suction pump 6, a water suction pipe 7 is connected between the liquid inlet end of the water suction pump 6 and the heat preservation water storage tank 4, a circulating pump 9 is arranged on one side of the heat preservation water storage tank 4, a second liquid inlet pipe 16 is connected between the liquid inlet end of the circulating pump 9 and the heat preservation water storage, the outer wall of the heat reservoir 10 is provided with a PLC 15, the inner wall of the heat reservoir 10 is provided with a heat insulation layer 11, the heat insulation layer 11 is a component made of aerogel felt, which is convenient for improving the heat insulation performance of the heat reservoir 10, the inner part of the heat reservoir 10, which is positioned at the inner side of the heat insulation layer 11, is provided with more than two second heat exchangers 12, each of the first heat exchanger 5 and the second heat exchanger 12 is a metal component made of stainless steel, which is convenient for improving the heat conduction performance of the first heat exchanger 5 and the second heat exchanger 12, so as to rapidly and effectively carry out heat exchange treatment, an electric heater 13 is arranged in each of the second heat exchangers 12, a filling material 14 is arranged between the outer part of the second heat exchanger 12 and the inner wall of the heat insulation layer 11, the filling material 14 is a phase change material, a heat medium circulating pipe 18 is connected between, the electric energy in the heat storage 10 is converted into heat energy through the electric heater 13, the filling material 14 in the heat storage 10 is electrically heated when the electricity is consumed by the PLC 15, namely, the phase-change material is heated, the water in the heat preservation water storage tank is pumped out through the circulating pump 9 and passes through the second heat exchanger 12 in the heat storage 10, the heat energy of the phase-change material is absorbed for heating, then the heated water flows into the first heat exchanger 5 in the heat preservation water storage tank 4 again through the heat medium circulating pipe, the water in the heat preservation water storage tank 4 reaches the set required temperature, if the required temperature is not reached, the circulating pump 9 needs to operate again, the pumped water passes through the second heat exchanger 12 in the heat storage 10 again, the heat energy of the phase-change material is absorbed for heating until the required temperature is reached, and when the water in the heat preservation water storage tank 4 reaches the required temperature, when the temperature of the water in the heat preservation water storage tank 4 is reduced, the circulating pump 9 is started again to heat again, and the circulation is performed in sequence.
The working principle is as follows: when the heat preservation water storage tank is used, electric energy is converted into heat energy in the heat storage 10 through the electric heater 13, the filling material 14 in the heat storage 10 is electrically heated when the PLC 15 runs off, namely, the phase change material is heated, water in the heat preservation water storage tank is pumped out through the circulating pump 9 and passes through the second heat exchanger 12 in the heat storage 10, the heat energy of the phase change material is absorbed for heating, then the heated water flows into the first heat exchanger 5 in the heat preservation water storage tank 4 again through the heat medium circulating pipe, the water in the heat preservation water storage tank 4 reaches the set required temperature, if the temperature does not reach the required temperature, the circulating pump 9 needs to operate again, the pumped water passes through the second heat exchanger 12 in the heat storage 10 again, the heat energy of the phase change material is absorbed for heating until the required temperature is reached, and when the water in the heat preservation water storage tank 4 reaches the required temperature, when the temperature of the water in the heat preservation water storage tank 4 is reduced, the circulating pump 9 is started again to heat again, and the circulation is performed in sequence.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (8)

1. The utility model provides an energy-concerving and environment-protective system of warm up heat supply heat-retaining, warms up (1) including, its characterized in that: the floor heating system is characterized in that one end of the floor heating system (1) is connected with a first liquid inlet pipe (2), the other end of the floor heating system (1) is connected with a first liquid outlet pipe (3), one end of the first liquid outlet pipe (3) is connected with a heat preservation water storage tank (4), a first heat exchanger (5) is installed inside the heat preservation water storage tank (4), a temperature sensor (19) is installed at the bottom of the heat preservation water storage tank (4), one end of the first liquid inlet pipe (2) is connected with a liquid outlet end of a water suction pump (6), a water suction pipe (7) is connected between the liquid inlet end of the water suction pump (6) and the heat preservation water storage tank (4), a circulating pump (9) is installed on one side of the heat preservation water storage tank (4), a second liquid inlet pipe (16) is connected between the liquid inlet end of the circulating pump (9) and the heat preservation water, the one end of second drain pipe (17) is connected with heat reservoir (10), PLC controller (15) are installed to the outer wall of heat reservoir (10), and the inner wall of heat reservoir (10) is provided with heat preservation (11), second heat exchanger (12) more than two are installed to the inside that is located heat preservation (11) of heat reservoir (10), are in every second heat exchanger (12) and install electric heater (13), be provided with between the outside of second heat exchanger (12) and the inner wall of heat preservation (11) filling material (14), be connected with heat medium circulating pipe (18) between heat preservation storage water tank (4) and second heat exchanger (12).
2. The system of claim 1, wherein the system comprises: and rubber sealing rings are arranged at the joints of the end parts of the first liquid outlet pipe (3) and the water pumping pipe (7) and the outer wall of the heat-preservation water storage tank (4).
3. The system of claim 1, wherein the system comprises: the first heat exchanger (5) and the second heat exchanger (12) are both metal components made of stainless steel.
4. The system of claim 1, wherein the system comprises: the outer wall of the heat preservation water storage tank (4) is further connected with a cold water replenishing pipe (8), and a liquid electromagnetic valve is installed on the cold water replenishing pipe (8).
5. The system of claim 1, wherein the system comprises: the filler material (14) is a phase change material.
6. The system of claim 1, wherein the system comprises: the heat-insulating layer (11) is a component made of aerogel felt.
7. The system of claim 1, wherein the system comprises: and rubber sealing rings are arranged at the joints of the end parts of the second liquid inlet pipe (16) and the heat medium circulating pipe (18) and the outer wall of the heat-preservation water storage tank (4).
8. The system of claim 1, wherein the system comprises: the heat preservation cotton is arranged outside the first liquid inlet pipe (2), the first liquid outlet pipe (3), the water pumping pipe (7), the second liquid outlet pipe (17) and the heat medium circulating pipe (18) and wrapped through an aluminum foil adhesive tape.
CN201911152874.8A 2019-11-22 2019-11-22 Energy-saving and environment-friendly system for floor heating heat supply and heat storage Pending CN110779071A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911152874.8A CN110779071A (en) 2019-11-22 2019-11-22 Energy-saving and environment-friendly system for floor heating heat supply and heat storage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911152874.8A CN110779071A (en) 2019-11-22 2019-11-22 Energy-saving and environment-friendly system for floor heating heat supply and heat storage

Publications (1)

Publication Number Publication Date
CN110779071A true CN110779071A (en) 2020-02-11

Family

ID=69392497

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911152874.8A Pending CN110779071A (en) 2019-11-22 2019-11-22 Energy-saving and environment-friendly system for floor heating heat supply and heat storage

Country Status (1)

Country Link
CN (1) CN110779071A (en)

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