CN113701219A - Building energy supplementing system and control method - Google Patents

Building energy supplementing system and control method Download PDF

Info

Publication number
CN113701219A
CN113701219A CN202110905667.6A CN202110905667A CN113701219A CN 113701219 A CN113701219 A CN 113701219A CN 202110905667 A CN202110905667 A CN 202110905667A CN 113701219 A CN113701219 A CN 113701219A
Authority
CN
China
Prior art keywords
water
temperature
pipe
pipeline
temperature sensor
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202110905667.6A
Other languages
Chinese (zh)
Inventor
吴侠
成营营
程向平
李仁星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BEIJING TIANPU SOLAR ENERGY INDUSTRY CO LTD
Tianpu New Energy Technology Tianjin Co ltd
TIANPU NEW ENERGY TECHNOLOGY CO LTD
Original Assignee
BEIJING TIANPU SOLAR ENERGY INDUSTRY CO LTD
Tianpu New Energy Technology Tianjin Co ltd
TIANPU NEW ENERGY TECHNOLOGY CO LTD
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 BEIJING TIANPU SOLAR ENERGY INDUSTRY CO LTD, Tianpu New Energy Technology Tianjin Co ltd, TIANPU NEW ENERGY TECHNOLOGY CO LTD filed Critical BEIJING TIANPU SOLAR ENERGY INDUSTRY CO LTD
Priority to CN202110905667.6A priority Critical patent/CN113701219A/en
Publication of CN113701219A publication Critical patent/CN113701219A/en
Pending legal-status Critical Current

Links

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
    • F24D12/00—Other central heating systems
    • F24D12/02—Other central heating systems having more than one heat source
    • 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
    • F24D19/08—Arrangements for drainage, venting or aerating
    • F24D19/082—Arrangements for drainage, venting or aerating for water heating systems
    • F24D19/083—Venting arrangements
    • 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
    • F24D19/08—Arrangements for drainage, venting or aerating
    • F24D19/082—Arrangements for drainage, venting or aerating for water heating systems
    • F24D19/088—Draining arrangements
    • 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
    • F24D19/1045—Arrangement or mounting of control or safety devices for water heating systems for central heating the system uses a heat pump and solar energy
    • 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
    • F24D19/1096—Arrangement or mounting of control or safety devices for electric heating systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00—Hot-water central heating systems
    • F24D3/005—Hot-water central heating systems combined with solar energy
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00—Hot-water central heating systems
    • F24D3/18—Hot-water central heating systems using heat pumps
    • 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
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/20—Solar thermal
    • 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
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • 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]
    • Y02B30/12—Hot water central heating systems using heat pumps

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)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The invention discloses a building energy supplementing system and a control method, wherein the system comprises: the air source heat pump is used for heating or refrigerating water in the air source heat pump; the municipal water supply system is communicated with the air source heat pump and the water storage tank; the heat exchanger is communicated with the air source heat pump and the water supply circulating pipeline; the water storage tank is communicated with the heat exchanger through a water supply circulating pipeline and is communicated with a municipal water supply system; the solar heat collector is communicated with the water storage tank through a heat medium water supply pipe and a heat medium water return pipe, and the heat medium water supply pipe is provided with a first circulating pump device. The method comprises the following steps: the control cabinet collects temperature information of the temperature sensor; and controlling the first circulating pump device, the heat tracing band, the water return electromagnetic valve, the three-way valve and the air source heat pump to work according to the temperature information. The system and the method of the invention combine and complement solar energy and air energy, switch mutually to reduce the operation cost and meet the requirements of hot water, heating and refrigeration, thereby realizing low-carbon energy compensation.

Description

Building energy supplementing system and control method
Technical Field
The invention belongs to the technical field of hot water supply and control, and particularly relates to a building energy supplementing system and a control method.
Background
In order to deal with the increasingly severe environmental situations such as energy crisis, environmental deterioration and global warming, the problem that how to reduce the building energy consumption and reduce the emission of greenhouse gases such as carbon dioxide and the like is urgently needed to be solved in the building industry at present is sought while replacing the conventional fossil fuel. Therefore, zero energy buildings are of great interest.
Zero energy buildings (zero energy conservation buildings) do not consume conventional energy, and completely depend on solar energy or other renewable energy sources. The common aim is to reduce the emission of carbon dioxide from energy-saving buildings, green buildings, ecological buildings and sustainable concepts to the recent low carbon. However, the existing zero energy consumption building is difficult to be completely energy-free and needs certain supplement, and the existing system for supplementing energy to the building mainly depends on energy conversion of fossil fuel, so that the low-carbon requirement of the zero energy consumption building cannot be met.
Solar energy is widely distributed and inexhaustible clean energy, and is highly valued by people, and the application field of a solar heat collector is not limited to providing domestic hot water, and is gradually expanding towards the application direction of heating. Many scholars prove that the winter heating and the annual heat supply of buildings can be realized through solar energy completely through research, but how to store the abundant solar energy in the daytime across space and time always hinders the development of solar heating.
The air source heat pump is used as one of heat pump technologies, has the reputation of a porter of natural energy, has multiple advantages of low use cost, easiness in operation, good effect, safety, cleanness and the like, realizes the transfer of ubiquitous air low-grade energy by consuming a small amount of electric energy to drive the compressor to operate, does not need complex configuration, is used as a renewable energy source, and has the prominent advantages of energy conservation, environmental protection, safety and comfort under the condition of more and more urgent demands.
Therefore, the invention provides a building energy supplementing system and a control method, solar energy and an air source heat pump can complement each other in multiple ways to supply hot water, heating in winter and refrigerating in summer all year round, and renewable energy is utilized to the maximum extent, so that zero energy consumption of a building can be realized.
Disclosure of Invention
The invention provides a building energy supplementing system and a control method.
In order to achieve the purpose, the invention adopts the following technical scheme:
in one aspect, a building energy supplementing system is provided, comprising:
the air source heat pump is arranged outdoors to obtain energy in the air so as to heat or refrigerate water in the air source heat pump;
the municipal water supply system is communicated with a cold water input pipe and a water storage tank of the air source heat pump;
the heat exchanger is communicated with a hot water conveying pipe and a water supply circulating pipeline of the air source heat pump;
the water storage tank is communicated with the heat exchanger through a water supply circulating pipeline and is communicated with a municipal water supply system;
the solar heat collector is communicated with the water storage tank through a heat medium water supply pipe and a heat medium water return pipe, and the heat medium water supply pipe is provided with a first circulating pump device;
the first water end is communicated with the water supply circulating pipeline.
Further, the air source heat pump comprises a plurality of air source heat pump units which are communicated in series or in parallel.
Furthermore, the water supply circulating pipeline comprises a first water delivery pipe communicated between the heat exchanger and the water storage tank and a second water delivery pipe communicated with the first water delivery pipe in the heat exchanger, and the second water delivery pipe is communicated with the water storage tank.
Furthermore, a water return electromagnetic valve is communicated with the second water delivery pipe.
Furthermore, a second circulating pump device is communicated with the first water delivery pipe.
Furthermore, the heat medium water supply pipe is coated with a heat tracing band.
Furthermore, a gas collection, exhaust and pollution discharge tank is communicated between a cold water input pipe of the air source heat pump and the municipal water supply system.
Further, a third circulating pump device is arranged on the cold water input pipe.
Further, the energy supplementing system comprises a temperature measuring device, and the temperature measuring device comprises a first temperature sensor T1 for measuring the outlet temperature of the solar heat collector, a second temperature sensor T2 for measuring the temperature of the hot water storage tank, a third temperature sensor T3 for measuring the temperature of the circulating pipeline of the heat collector, a fourth temperature sensor T4 for measuring the temperature of supplied water, a fifth temperature sensor T5 for measuring the temperature of returned water and a sixth temperature sensor T6 for measuring the temperature of cold water.
Further, the first circulation pump device includes circulation pump units connected in parallel with each other.
Furthermore, an auxiliary heating system is communicated with the air source heat pump and comprises a shell, a heating water pipe fixedly arranged in the shell, a controller fixedly arranged on the shell and an electric heating pipe coated on the outer side of the heating water pipe, the water inlet end of the heating water pipe is respectively communicated with the cold water input pipe and the hot water conveying pipe through a first pipeline and a second pipeline, the water outlet end of the heating water pipe is respectively communicated with the cold water input pipe and the hot water conveying pipe through a third pipeline and a fourth pipeline, the first pipeline, the second pipeline, the third pipeline and the fourth pipeline are respectively communicated with a first control valve, a second control valve, a third control valve and a fourth control valve, the first pipeline and the second pipeline are respectively provided with a first pipeline circulating pump and a second pipeline circulating pump, and the water inlet end and the water outlet end of the heating water pipe are respectively provided with a first water thermometer and a second water thermometer;
wherein, the controller is connected respectively in first water thermometer, second water thermometer, first control valve, second control valve, third control valve, fourth control valve, first pipeline circulating pump, second pipeline circulating pump and electric heating pipe.
In another aspect, a control method of a building energy supplementing system is provided, including:
the control cabinet acquires temperature information of a first temperature sensor T1, a second temperature sensor T2, a third temperature sensor T3, a fourth temperature sensor T4, a fifth temperature sensor T5 and a sixth temperature sensor T6;
when the temperature T1-T2 is more than or equal to 5 ℃, starting the first circulating pump device to exchange heat of the solar heat collector, and when the temperature T1-T2 is less than or equal to 1 ℃, stopping the first circulating pump device to work and stopping heat collection circulation;
when the temperature T3 is less than or equal to 5 ℃, starting the first circulating pump device to prevent the pipeline from being frozen, continuously reducing the temperature T3 to the temperature T3 which is less than or equal to 2 ℃, starting the anti-freezing heat tracing band, and stopping the first circulating pump device and the heat tracing band when the temperature T3 is more than or equal to 8 ℃;
when the temperature T5 is less than or equal to 40 ℃, the water return electromagnetic valve is opened, and when the temperature T5 is more than 45 ℃, the water return electromagnetic valve is closed;
when the temperature of the heat storage water tank is lower than 55 ℃, the three-way valve is closed, and the heat supplement of the air source heat pump is stopped.
And furthermore, the control method of the building energy supplementing system also comprises fault alarm, and the control cabinet carries out logic judgment on the collected signals and the working state information by collecting the signals and the working state information, and sends alarm information to the control center through a communication network when a fault occurs.
Furthermore, the signals collected by the control cabinet include temperature information of the first temperature sensor T1, the second temperature sensor T2, the third temperature sensor T3, the fourth temperature sensor T4, the fifth temperature sensor T5 and the sixth temperature sensor T6, and a fault alarm is performed when the temperature information reaches a set high temperature threshold or a set low temperature threshold.
Further, a first temperature sensor T1 is used for measuring the outlet temperature of the solar heat collector, a second temperature sensor T2 is used for measuring the temperature of the hot water storage tank, a third temperature sensor T3 is used for measuring the temperature of the circulating pipeline of the heat collector, a fourth temperature sensor T4 is used for measuring the temperature of the supplied water, a fifth temperature sensor T5 is used for measuring the temperature of the returned water, and a sixth temperature sensor T6 is used for measuring the temperature of the cold water.
Further, the signal that the switch board was collected includes the water level data that water level sensor sent, carries out fault alarm when the water level is less than the settlement water level threshold value, and wherein, water level sensor sets up in the water storage tank.
Compared with the prior art, the invention has the following advantages:
1. according to the building energy supplementing system and the control method, solar energy and air energy are combined and complemented, the operation cost is reduced by mutual switching, the requirements of hot water, heating and refrigeration are met, and the energy supplementing of a building in a low-carbon mode is realized;
2. according to the building energy supplementing system and the control method, a traditional single fossil fuel is replaced by a multi-energy complementary mode with a solar heat collector as a main part and an air source heat pump as an auxiliary part, stable and high-quality energy is provided, the requirements of indoor heating and domestic hot water of residents are met, the utilization rate of renewable energy is remarkably improved, and the building energy supplementing system and the control method have positive effects on energy conservation and emission reduction;
3. the building energy supplementing system and the control method thereof need less power consumption equipment, supplement energy for the building, and have good economic benefit and application prospect.
Drawings
FIG. 1 is a schematic structural diagram of a building energy supplementing system according to an embodiment of the invention;
FIG. 2 is a schematic view showing the construction of a water circulation line according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a first circulation pump apparatus in the embodiment of the present invention;
fig. 4 is a schematic structural diagram of an auxiliary heating system in an embodiment of the present invention.
In the figure, 1-air source heat pump, 11-cold water input pipe, 111-third circulating pump device, 12-hot water delivery pipe, 121-first hot water delivery pipe, 122-second hot water delivery pipe, 123-third hot water delivery pipe, 131-shell, 132-heating water pipe, 133-controller, 134-electric heating pipe, A1-first pipeline, A2-second pipeline, A3-third pipeline, A4-fourth pipeline, B1-first control valve, B2-second control valve, B3-third control valve, B4-fourth control valve, C1-first pipeline circulating pump, C2-second pipeline circulating pump, 2-municipal water supply system, 21-first water supply pipe, 22-second water supply pipe, 23-third water supply pipe, 4-heat exchanger, 2-third water supply pipe, and the like, 5-water supply circulating pipeline, 51-first water pipe, 511-second circulating pump device, 52-second water pipe, 521-backwater electromagnetic valve, 6-water storage tank, 7-solar heat collector, 71-heat medium water supply pipe, 711-first circulating pump device, 72-heat medium backwater pipe and 8-gas collection exhaust and pollution discharge tank.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments, it being understood that the embodiments and features of the embodiments of the present application can be combined with each other without conflict.
Examples
As shown in fig. 1, the building energy supplementing system includes:
the air source heat pump 1 is arranged outdoors to obtain energy in air so as to heat or refrigerate water in the air source heat pump 1;
the municipal water supply system 2 is communicated with a cold water input pipe 11 and a water storage tank 3 of the air source heat pump 1;
the heat exchanger 4 is communicated with a hot water conveying pipe 12 and a water supply circulating pipeline 5 of the air source heat pump 1;
the water storage tank 6 is communicated with the heat exchanger 4 through a water supply circulating pipeline 5 and is communicated with the municipal water supply system 2;
a solar heat collector 7 communicated with the water storage tank 6 through a heat medium water supply pipe 71 and a heat medium water return pipe 72, the heat medium water supply pipe 71 being provided with a first circulation pump device 711;
the first water end is communicated with the water supply circulating pipeline 5.
In the above embodiment, the air source heat pump 1 is used to realize heating in winter and cooling in summer.
The air source heat pump 1 comprises a plurality of air source heat pump units which are communicated in series or in parallel.
In the above embodiment, the output of the heat or the cold of the air-source heat pump 1 is adjusted by adjusting the number of the air-source heat pump units.
The heat medium water supply pipe 71 is coated with an accompanying tape.
A gas collection, exhaust and pollution discharge tank 8 is communicated between a cold water input pipe 11 of the air source heat pump 1 and the municipal water supply system 2.
The hot water delivery pipe 12 comprises a first hot water delivery pipe 121 communicated with the heat exchanger 4, a second hot water delivery pipe 122 communicated with the first hot water delivery pipe 121 in the heat exchanger 4, and a third hot water delivery pipe 123 communicated with the second hot water delivery pipe 122, wherein the third hot water delivery pipe 123 is communicated with the first hot water delivery pipe 121 through a three-way valve, and the output end of the third hot water delivery pipe 123 is communicated with the terminal water supply.
As shown in fig. 2, the water supply circulation pipeline 5 includes a first water pipe 51 communicated between the heat exchanger 4 and the water storage tank 6 and a second water pipe 52 communicated with the first water pipe 51 in the heat exchanger 4, and the second water pipe 52 is communicated with the water storage tank 6.
The first water pipe 51 is communicated with a second circulating pump device 511.
A water return electromagnetic valve 521 is arranged on the second water conveying pipe 52, and a gate valve is connected in parallel to the water return electromagnetic valve 521.
The cold water input pipe 11 is provided with a third circulation pump device 111.
The municipal water supply system 2 is provided with a first water supply pipe 21, a second water supply pipe 22 and a third water supply pipe 23 which are respectively communicated with the first water supply pipe 21, the second water supply pipe 22 is communicated with the gas collection, exhaust and sewage discharge tank 8, the second water supply pipe 22 is provided with a pressure gauge, a check valve and an automatic pressure water replenishing valve, the third water supply pipe 23 is communicated with the water storage tank 6, the third water supply pipe 23 is provided with a water replenishing electromagnetic valve 231, and the water replenishing electromagnetic valve 231 is connected with a gate valve in parallel; the first water supply pipe 21 is provided with a Y-shaped filter, a water treatment device, a backflow prevention stopper, a water meter and a gate valve.
The second water supply pipe 21 is communicated with the gas collection, exhaust and pollution discharge tank 8 through a cold and warm water return pipe, and the cold and warm water return pipe is also communicated with tail end water return.
As shown in fig. 3, the first circulation pump device 711 includes circulation pump units connected in parallel, the circulation pump unit includes a first gate valve, a pressure gauge, a first soft joint, a first circulation pump, a second soft joint, a check valve, a pressure gauge and a second gate valve, which are sequentially communicated with the heat medium water supply pipe 71, and in an actual use process, two circulation pump units are used and prepared;
here, the second circulation pump device 511 and the third circulation pump device 111 have the same configuration as the first circulation pump device 711.
The energy supplementing system comprises a temperature measuring device, wherein the temperature measuring device comprises a first temperature sensor T1 for measuring the temperature of an outlet of a solar heat collector, a second temperature sensor T2 for measuring the temperature of a hot water storage tank, a third temperature sensor T3 for measuring the temperature of a circulating pipeline of the heat collector, a fourth temperature sensor T4 for measuring the temperature of supplied water, a fifth temperature sensor T5 for measuring the temperature of returned water and a sixth temperature sensor T6 for measuring the temperature of cold water;
wherein, the fourth temperature sensor T4 is arranged on the first water duct 51;
the fifth temperature sensor T5 is arranged on the second water conveying pipe 52;
the sixth temperature sensor T6 is provided on the first water supply pipe 21.
As shown in fig. 4, the air source heat pump 1 is communicated with an auxiliary heating system, the auxiliary heating system includes a housing 131, a heating water pipe 132 fixedly disposed in the housing 131, a controller 133 fixedly disposed on the housing 131, and an electric heating pipe 134 covering the outside of the heating water pipe 132, a water inlet end of the heating water pipe 132 is respectively communicated with the cold water input pipe 11 and the hot water delivery pipe 12 through a first pipeline a1 and a second pipeline a2, a water outlet end of the heating water pipe 132 is respectively communicated with the cold water input pipe 11 and the hot water delivery pipe 12 through a third pipeline A3 and a fourth pipeline a4, wherein the first pipeline a1, the second pipeline a2, the third pipeline A3, and the fourth pipeline a4 are respectively communicated with a first control valve B1, a second control valve B2, a third control valve B3, and a fourth control valve B4, the first pipeline a1 and the second pipeline a2 are respectively provided with a first pipeline C1 and a second pipeline C2, the water inlet end and the water outlet end of the heating water pipe 132 are respectively provided with a first water thermometer D1 and a second water thermometer D2;
the controller 133 is connected to the first water thermometer D1, the second water thermometer D2, the first control valve B1, the second control valve B2, the third control valve B3, the fourth control valve B4, the first pipeline circulating pump C1, the second pipeline circulating pump C2, and the electric heating pipe 134.
Wherein, the heating water pipe 132 is made of stainless steel;
the controller 133 adopts a PLC;
the electric heating tube 134 is made of Teflon;
in the above embodiment, the controller 133 obtains the water temperature information of the water inlet end and the water outlet end through the first water thermometer D1 and the second water thermometer D2, and further controls the first control valve B1, the second control valve B2, the third control valve B3 and the fourth control valve B4 to open and close, and controls the first pipeline circulating pump C1 and the second pipeline circulating pump C2 to perform circulating heating of water.
The control method of the building energy supplementing system comprises the following steps:
the control cabinet acquires temperature information of a first temperature sensor T1, a second temperature sensor T2, a third temperature sensor T3, a fourth temperature sensor T4, a fifth temperature sensor T5 and a sixth temperature sensor T6;
when the temperature T1-T2 is more than or equal to 5 ℃, the first circulating pump device 711 is started to exchange heat of the solar heat collector 7, when the temperature T1-T2 is less than or equal to 1 ℃, the first circulating pump device 711 is stopped to work, and the heat collection circulation is stopped;
when the temperature T3 is less than or equal to 5 ℃, the first circulating pump device 711 is started to prevent the pipeline from being frozen, the temperature T3 is continuously reduced to the temperature T3 which is less than or equal to 2 ℃, the anti-freezing heat tracing band is started, and when the temperature T3 is more than or equal to 8 ℃, the first circulating pump device 711 and the heat tracing band are stopped to work;
when the temperature T5 is less than or equal to 40 ℃, the water return electromagnetic valve is opened, and when the temperature T5 is more than 45 ℃, the water return electromagnetic valve is closed;
in winter heating, when the temperature of the second temperature sensor T2 of the water storage tank 6 is higher than 60 ℃, the three-way valve is opened, the heating pipeline of the air source heat pump 1 is heated by the heat exchanger 4 to supply heat indoors, the solar energy system is circularly opened for supplying and returning water, the heat of the water storage tank 6 is transferred to the direction of the heat exchanger 4, and when the temperature of the water storage tank 6 is lower than 55 ℃, the three-way valve is closed to stop supplying heat to the heating pipeline.
The control method of the building energy supplementing system also comprises fault alarm, wherein the control cabinet carries out logic judgment on the collected signals and the working state information through collecting signals (such as temperature information) and the working state information, and sends alarm information to a control center through a communication network when a fault occurs;
specifically, the signals collected by the control cabinet include temperature information of a first temperature sensor T1, a second temperature sensor T2, a third temperature sensor T3, a fourth temperature sensor T4, a fifth temperature sensor T5 and a sixth temperature sensor T6, and a fault alarm is performed when the temperature information reaches a set high-temperature threshold or a set low-temperature threshold;
the signal that the switch board was collected includes the water level data that water level sensor sent, carries out fault alarm when the water level is less than the settlement water level threshold value, and wherein, water level sensor sets up in the water storage tank.
In the above embodiments, the threshold value mentioned is a value set empirically.
The present invention is not limited to the above-described embodiments, which are described in the specification and illustrated only for illustrating the principle of the present invention, but various changes and modifications may be made within the scope of the present invention as claimed without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims.

Claims (10)

1. A building energy replenishment system, comprising:
the air source heat pump is arranged outdoors to obtain energy in the air so as to heat or refrigerate water in the air source heat pump;
the municipal water supply system is communicated with a cold water input pipe and a water storage tank of the air source heat pump;
the heat exchanger is communicated with a hot water conveying pipe and a water supply circulating pipeline of the air source heat pump;
the water storage tank is communicated with the heat exchanger through a water supply circulating pipeline and is communicated with a municipal water supply system;
the solar heat collector is communicated with the water storage tank through a heat medium water supply pipe and a heat medium water return pipe, and the heat medium water supply pipe is provided with a first circulating pump device;
the first water end is communicated with the water supply circulating pipeline.
2. The building energy supplementing system according to claim 1, wherein the air source heat pump is communicated with an auxiliary heating system, the auxiliary heating system comprises a housing, a heating water pipe fixedly arranged in the housing, a controller fixedly arranged on the housing, and an electric heating pipe coated outside the heating water pipe, a water inlet end of the heating water pipe is respectively communicated with the cold water input pipe and the hot water delivery pipe through a first pipeline and a second pipeline, a water outlet end of the heating water pipe is respectively communicated with the cold water input pipe and the hot water delivery pipe through a third pipeline and a fourth pipeline, the first pipeline, the second pipeline, the third pipeline and the fourth pipeline are respectively communicated with a first control valve, a second control valve, a third control valve and a fourth control valve, the first pipeline and the second pipeline are respectively provided with a first pipeline circulating pump and a second pipeline circulating pump, and the water inlet end and the water outlet end of the heating water pipe are respectively provided with a first water thermometer and a second water thermometer;
wherein, the controller is connected respectively in first water thermometer, second water thermometer, first control valve, second control valve, third control valve, fourth control valve, first pipeline circulating pump, second pipeline circulating pump and electric heating pipe.
3. The building energy supplementing system according to claim 1, wherein the water supply circulation pipeline comprises a first water pipe communicated between the heat exchanger and the water storage tank and a second water pipe communicated with the first water pipe in the heat exchanger, and the second water pipe is communicated with the water storage tank.
4. The building energy supplementing system according to claim 1, wherein the first water delivery pipe is communicated with a second circulating pump device.
5. The building energy supplementing system according to claim 1, wherein the heat medium water supply pipe is coated with a heat tracing band.
6. The building energy supplementing system according to claim 1, wherein a gas collecting, exhausting and blowdown tank is communicated between a cold water input pipe of the air source heat pump and a municipal water supply system.
7. The building energy supplementing system according to claim 1, wherein the energy supplementing system comprises a temperature measuring device, and the temperature measuring device comprises a first temperature sensor T1 for measuring the outlet temperature of the solar heat collector, a second temperature sensor T2 for measuring the temperature of the hot water storage tank, a third temperature sensor T3 for measuring the temperature of the circulating pipeline of the heat collector, a fourth temperature sensor T4 for measuring the temperature of the supplied water, a fifth temperature sensor T5 for measuring the temperature of the returned water, and a sixth temperature sensor T6 for measuring the temperature of the cold water.
8. A control method of the building energy charging system according to claim 1, comprising:
the control cabinet acquires temperature information of a first temperature sensor T1, a second temperature sensor T2, a third temperature sensor T3, a fourth temperature sensor T4, a fifth temperature sensor T5 and a sixth temperature sensor T6;
when the temperature T1-T2 is more than or equal to 5 ℃, starting the first circulating pump device to exchange heat of the solar heat collector, and when the temperature T1-T2 is less than or equal to 1 ℃, stopping the first circulating pump device to work and stopping heat collection circulation;
when the temperature T3 is less than or equal to 5 ℃, starting the first circulating pump device to prevent the pipeline from being frozen, continuously reducing the temperature T3 to the temperature T3 which is less than or equal to 2 ℃, starting the anti-freezing heat tracing band, and stopping the first circulating pump device and the heat tracing band when the temperature T3 is more than or equal to 8 ℃;
when the temperature T5 is less than or equal to 40 ℃, the water return electromagnetic valve is opened, and when the temperature T5 is more than 45 ℃, the water return electromagnetic valve is closed;
when the temperature of the heat storage water tank is lower than 55 ℃, the three-way valve is closed, and the heat supplement of the air source heat pump is stopped.
9. The control method of the building energy supplementing system according to claim 8, further comprising a fault alarm, wherein the control cabinet logically judges the collected signals and the working state information by collecting the signals and the working state information, and when a fault occurs, the control cabinet sounds a whistle to alarm and simultaneously sends alarm information to the control center through a communication network.
10. The method for controlling the building energy supplementing system according to claim 9, wherein the signals collected by the control cabinet include temperature information of a first temperature sensor T1, a second temperature sensor T2, a third temperature sensor T3, a fourth temperature sensor T4, a fifth temperature sensor T5 and a sixth temperature sensor T6, and a fault alarm is performed when the temperature information reaches a set high temperature threshold or a set low temperature threshold, wherein the first temperature sensor T1 is used for measuring the outlet temperature of the solar thermal collector, the second temperature sensor T2 is used for measuring the temperature of the hot water storage tank, the third temperature sensor T3 is used for measuring the temperature of the circulating pipe of the thermal collector, the fourth temperature sensor T4 is used for measuring the temperature of the supplied water, the fifth temperature sensor T5 is used for measuring the temperature of the returned water, and the sixth temperature sensor T6 is used for measuring the temperature of the cold water.
CN202110905667.6A 2021-08-05 2021-08-05 Building energy supplementing system and control method Pending CN113701219A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110905667.6A CN113701219A (en) 2021-08-05 2021-08-05 Building energy supplementing system and control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110905667.6A CN113701219A (en) 2021-08-05 2021-08-05 Building energy supplementing system and control method

Publications (1)

Publication Number Publication Date
CN113701219A true CN113701219A (en) 2021-11-26

Family

ID=78651818

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110905667.6A Pending CN113701219A (en) 2021-08-05 2021-08-05 Building energy supplementing system and control method

Country Status (1)

Country Link
CN (1) CN113701219A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115013862A (en) * 2022-06-01 2022-09-06 浙江英集动力科技有限公司 Heat supply system autonomous optimization operation method based on jet pump and auxiliary circulating pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115013862A (en) * 2022-06-01 2022-09-06 浙江英集动力科技有限公司 Heat supply system autonomous optimization operation method based on jet pump and auxiliary circulating pump
CN115013862B (en) * 2022-06-01 2023-05-16 浙江英集动力科技有限公司 Autonomous optimal operation method of heating system based on jet pump and auxiliary circulating pump

Similar Documents

Publication Publication Date Title
CN101650098B (en) Solar energy-ground source heat pump self-balancing comprehensive application system
CN201488394U (en) Solar energy-ground source heat pump self-balancing integrated application system
CN108224535B (en) Complementary integrated system of cogeneration of thermal power plant and compressed air energy storage
CN101387457A (en) Multi-injector parallel connection type solar injection cooling device
CN202267113U (en) Combined gas-steam cycle cooling, heating and power system with zero energy loss rate for heat and power plant
CN110986138B (en) Distributed solar heating system and method
CN113701219A (en) Building energy supplementing system and control method
CN103216895A (en) Air source heat pump assisted solar comprehensive heating and air-conditioning system
CN106839217B (en) Combined heat pump air conditioning system capable of independently operating in de-electrification mode and control method thereof
CN116202128B (en) Method for heating by utilizing compressed air energy storage compression heat waste heat
CN112682838A (en) Phase change energy storage coupling air source heat pump energy supply system suitable for large-scale public building
CN204880867U (en) Photovoltaic curtain and two sources heat pump integrated morphology that are fit for in cold areas
CN215675384U (en) Building energy supplementing system
CN108468593B (en) Distributed energy supply system of gas internal combustion engine complementary with solar energy
CN216744536U (en) Distributed air source heat pump and centralized electric boiler heating system
CN202993660U (en) Energy-saving cold and heat source device for producing domestic hot water for cooling tower
CN109764387B (en) System for carrying out combined cooling and heating by utilizing regional heating network and control method
CN2793618Y (en) Automatic hot-water supplying system with solar-air source
CN108844165B (en) Large-scale centralized air conditioning system with distributed cold and heat sources
CN203163145U (en) Auxiliary solar comprehensive heating and air-conditioning system with air source heat pump
CN108180674B (en) Modularized regional cooling system
CN102748896A (en) Integrated system combining complementary power supply device, heat supply and refrigeration
CN201273643Y (en) Energy-saving air conditioning system
CN111102658A (en) Same-network same-source four-pipe system cooling and heating system based on renewable energy utilization
CN213237700U (en) Cold and heat source system utilizing air source heat pump peak shaving

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination