CN219141152U - Refrigerating and heating device capable of comprehensively utilizing renewable energy - Google Patents
Refrigerating and heating device capable of comprehensively utilizing renewable energy Download PDFInfo
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- CN219141152U CN219141152U CN202223428285.8U CN202223428285U CN219141152U CN 219141152 U CN219141152 U CN 219141152U CN 202223428285 U CN202223428285 U CN 202223428285U CN 219141152 U CN219141152 U CN 219141152U
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Abstract
The utility model discloses a refrigerating and heating device for comprehensively utilizing renewable energy, which comprises a biomass steam boiler, a steam turbine, a solar generator set, a wind power generator set, an energy storage power station, a power grid, a water source heat pump set and an air pipe machine, wherein electric energy generated by the solar generator set and the wind power generator set is transmitted to the energy storage power station to store energy, and the energy storage power station is electrically connected with the power grid; a water supply system is arranged between the water source heat pump unit and the steam turbine as well as between the water source heat pump unit and the biomass steam boiler, and comprises a high-temperature water tank, a water source tank and a low-temperature water tank; the water outlet end of the water source tank is communicated with the water inlet end of the high-temperature water tank and the water inlet end of the low-temperature water tank respectively, and the water outlet end of the high-temperature water tank and the water outlet end of the low-temperature water tank are communicated with the water inlet end of the water source heat pump unit respectively; the utility model can provide a water source with multiple temperatures for the water source heat pump unit, and can realize the comprehensive utilization of renewable resources by converting solar energy and wind energy into electric energy to supply power for the device.
Description
Technical Field
The utility model belongs to the technical field of refrigeration and heating, and particularly relates to a refrigeration and heating device for comprehensively utilizing renewable energy.
Background
The energy from the nature, such as solar energy, wind power, geothermal energy and the like, is an energy source which is a renewable energy source and is relatively exhaustive, has wide resource distribution, is suitable for on-site development and utilization, and realizes refrigeration and heating by combining solar energy, wind energy and a water source heat pump unit at present. However, due to instability of climate, the temperature of the water source is still stable, and the energy supply of the water source heat pump unit is influenced to be unstable.
Disclosure of Invention
Aiming at the problems, the utility model aims to provide the renewable energy comprehensive utilization refrigerating and heating device which can stabilize the water source of the water source heat pump unit and has better water source temperature providing capability.
The technical scheme for realizing the utility model is as follows
A refrigerating and heating device for comprehensive utilization of renewable energy sources comprises a biomass steam boiler, a steam turbine, a solar generator set, a wind generator set, an energy storage power station, a power grid, a water source heat pump set and an air pipe machine;
the steam outlet of the biomass steam boiler is communicated with the steam inlet of the steam turbine, a condenser is arranged between the biomass steam boiler and the steam turbine, the exhaust gas outlet of the steam turbine is communicated with the inlet of the condenser, and the outlet of the condenser is communicated with a steam pipeline in the biomass steam boiler;
the solar generator set and the wind power generator set are electrically connected with the energy storage power station, electric energy generated by the solar generator set and the wind power generator set is transmitted to the energy storage power station for energy storage, and the energy storage power station is electrically connected with the power grid;
a water supply system is arranged between the water source heat pump unit and the steam turbine as well as between the water source heat pump unit and the biomass steam boiler, and comprises a high-temperature water tank, a water source tank and a low-temperature water tank;
the water outlet end of the water source tank is communicated with the water inlet end of the high-temperature water tank and the water inlet end of the low-temperature water tank respectively, the water outlet end of the high-temperature water tank and the water outlet end of the low-temperature water tank are communicated with the water inlet end of the water source heat pump unit respectively, and the water return end of the water source heat pump unit is communicated with the water source tank; part of exhaust gas discharged from the steam turbine enters a low-temperature water tank to exchange heat with water in the low-temperature water tank; the high-temperature flue gas of the biomass steam boiler enters a high-temperature water tank to exchange heat with water in the high-temperature water tank;
the air pipe machine is electrically connected with the energy storage power station and is connected with the water source heat pump unit.
In one embodiment of the present application: the steam outlet of the biomass steam boiler is communicated with the steam inlet of the steam turbine through a first pipeline; the exhaust gas outlet of the steam turbine is communicated with the inlet of the condenser through a second pipeline; the outlet of the condenser is communicated with a steam pipeline in the biomass steam boiler through a third pipeline; the exhaust gas outlet of the steam turbine is also communicated with the low-temperature water tank through a fourth pipeline; the first control valve is arranged on the second pipeline, and the second control valve is arranged on the fourth pipeline.
In one embodiment of the present application: the high-temperature water tank is internally provided with a first heat exchange tube, the water source tank is internally provided with a second heat exchange tube, and the low-temperature water tank is internally provided with a third heat exchange tube;
one end of the first heat exchange tube is communicated with a high-temperature smoke discharge end of the biomass steam boiler, the other end of the first heat exchange tube is communicated with one end of the second heat exchange tube, and the other end of the second heat exchange tube is positioned outside the water source tank; a part of exhaust gas of the steam turbine enters from one end of the third heat exchange tube, and the other end of the third heat exchange tube is communicated with the condenser.
In one embodiment of the present application: the water outlet end of the high-temperature water tank is communicated with the water inlet end of the water source heat pump unit through a fifth pipeline; the water outlet end of the low-temperature water tank is communicated with the water inlet end of the water source heat pump unit through a sixth pipeline; the water return end of the water source heat pump unit is communicated with the water source tank through a seventh pipeline; the water source tank is communicated with a water supplementing pipeline for supplementing water into the water source tank; a third control valve is arranged on the fifth pipeline; the sixth pipeline is provided with a fourth control valve.
In one embodiment of the present application: the water outlet end of the water source tank is communicated with the water inlet end of the high-temperature water tank through an eighth pipeline; the water outlet end of the water source tank is communicated with the water inlet end of the low-temperature water tank through a ninth pipeline; a fifth control valve is installed on the eighth pipeline, and a sixth control valve is installed on the ninth pipeline.
In one embodiment of the present application: the high-temperature water tank is provided with a first temperature detector for detecting the water temperature in the high-temperature water tank, the water source tank is provided with a second temperature detector for detecting the water temperature in the water source tank, and the low-temperature water tank is provided with a third temperature detector for detecting the water temperature in the low-temperature water tank.
By adopting the technical scheme, the high-temperature flue gas of the biomass steam boiler enters the high-temperature water tank to exchange heat with water in the high-temperature water tank so as to obtain high-temperature water; the water in the low-temperature water tank exchanges heat with exhaust gas discharged by the steam turbine to obtain low-temperature water with respect to high-temperature water, the high-temperature water in the high-temperature water tank can be selected as a water source of the water source heat pump unit through the energy supply requirement of the water source heat pump unit, the low-temperature water in the low-temperature water tank can be used as the water source of the water source heat pump unit, and the water with intermediate temperature can be obtained by mixing the high-temperature water and the low-temperature water to be used as the water source of the water source heat pump unit; the utility model can provide a plurality of temperature water sources for the water source heat pump unit, so that the water source heat pump unit can be matched with more energy supply demands, the stability of energy supply is enhanced, and the device is powered by converting solar energy and wind energy into electric energy, thereby realizing the comprehensive utilization of renewable resources.
Drawings
FIG. 1 is a schematic diagram of a system of the present utility model;
FIG. 2 is a schematic illustration of the connection of a water source heat pump to a water supply system in accordance with the present utility model;
in the drawing, 10, a biomass steam boiler, 11, a steam turbine, 12, a solar generator set, 13, a wind generator set, 14, an energy storage power station, 15, a power grid, 16, a water source heat pump set, 17, a wind pipe machine, 18, a direct current charging pile, 19, a high-temperature water tank, 20, a water source tank, 21, a low-temperature water tank, 22, a flue gas pipe, 23, a discharge pipe, 24, a first pipe, 25, a second pipe, 26, a third pipe, 27, a fourth pipe, 28, a first control valve, 29, a second control valve, 30, a first heat exchange pipe, 31, a second heat exchange pipe, 32, a third heat exchange pipe, 33, a fifth pipe, 34, a sixth pipe, 35, a seventh pipe, 36, a water supplementing pipe, 37, a third control valve, 38, a fourth control valve, 39, an eighth pipe, 40, a ninth pipe, 41, a fifth control valve, 42, a sixth control valve, 43, a first temperature detector, 44, a second temperature detector, 45 and a third temperature detector.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.
Referring to fig. 1 and 2, a refrigerating and heating device for comprehensive utilization of renewable energy sources comprises a biomass steam boiler 10, a steam turbine 11, a solar generator set 12, a wind generator set 13, an energy storage power station 14, a power grid 15, a water source heat pump set 16 and an air pipe machine 17; the photovoltaic generator set is used for receiving sunlight irradiation by adopting a photovoltaic panel, converting the light energy received by the photovoltaic panel into electric energy, and converting the wind power generator set 13 into electric energy through wind power. The biomass steam boiler 10 uses biomass as fuel, so that water in the boiler forms high-temperature steam, and high-temperature flue gas is discharged in the combustion process.
In the application, a steam outlet of the biomass steam boiler 10 is communicated with a steam inlet of the steam turbine 11, and high-temperature steam generated in the biomass steam boiler 10 can enter the steam turbine 11 to do work to generate electricity; a condenser is arranged between the biomass steam boiler 10 and the steam turbine 11, a spent gas outlet of the steam turbine 11 is communicated with an inlet of the condenser, and an outlet of the condenser is communicated with a steam pipeline in the biomass steam boiler 10; the exhaust gas discharged by the steam turbine 11 enters a condenser to be cooled to form liquid, and the liquid enters the biomass steam boiler 10 to be circulated.
In the application, the solar generator set 12 and the wind generator set 13 are electrically connected with the energy storage power station 14, electric energy generated by the solar generator set 12 and the wind generator set 13 is transmitted to the energy storage power station 14 for energy storage, and the energy storage power station 14 is electrically connected with the power grid 15; the power grid 15 and the energy storage power station 14 can supply power for electric equipment in the refrigerating and heating device, and when the peak staggering/energy storage power station 14 is full in power, the energy storage power station 14 is preferably adopted for supplying power. The energy storage power station 14 is also connected with a direct current charging pile 18 for charging the electric equipment.
In the application, a water supply system is arranged between a water source heat pump unit 16 and a steam turbine 11 as well as between the water source heat pump unit and a biomass steam boiler 10, and comprises a high-temperature water tank 19, a water source tank 20 and a low-temperature water tank 21; the water from the water source tank can be obtained from the ground; the water source tank and the water source heat pump unit can directly pass through a water source, for example, in winter, underground temperature high-grade water is used as the water source of the water source heat pump; the water outlet end of the water source tank 20 is communicated with the water inlet end of the high-temperature water tank 19 and the water inlet end of the low-temperature water tank 21 respectively, the water outlet end of the high-temperature water tank 19 and the water outlet end of the low-temperature water tank 21 are communicated with the water inlet end of the water source heat pump unit 16 respectively, and the water return end of the water source heat pump unit 16 is communicated with the water source tank 20; part of exhaust gas discharged by the steam turbine 11 enters the low-temperature water tank 21 to exchange heat with water in the low-temperature water tank 21; the high-temperature flue gas of the biomass steam boiler 10 enters the high-temperature water tank 19 through a flue gas pipeline 22 to exchange heat with water in the high-temperature water tank 19; after the water in the high-temperature water tank 19 exchanges heat with the high-temperature flue gas discharged by the biomass steam boiler 10 to obtain high-temperature water, the water in the low-temperature water tank 21 exchanges heat with the exhaust gas discharged by the steam turbine 11 to obtain relatively low-temperature water, the high-temperature water in the high-temperature water tank 19 can be selected as the water source of the water source heat pump unit 16 through the energy supply of the water source heat pump unit 16, the low-temperature water in the low-temperature water tank 21 can also be selected as the water source of the water source heat pump unit 16, and the water with intermediate temperature can also be obtained through mixing the high-temperature water and the low-temperature water as the water source of the water source heat pump unit 16, so that the water source heat pump unit 16 has more application space.
In the application, the air duct machine 17 is electrically connected with the energy storage power station 14, the energy storage power station 14 supplies power to the air duct machine 17, the air duct machine 17 is connected with the water source heat pump unit, and heat energy or cold energy generated by the water source heat pump unit is radiated to a using place through the air duct machine.
In the application, a steam outlet of the biomass steam boiler 10 is communicated with a steam inlet of the steam turbine 11 through a first pipeline 24, and steam in the biomass steam boiler enters the steam turbine 11 through the first pipeline 24 to do work; the exhaust gas outlet of the steam turbine 11 is communicated with the inlet of the condenser through a second pipeline 25; the outlet of the condenser is communicated with a steam pipeline in the biomass steam boiler 10 through a third pipeline 26; the exhaust gas outlet of the steam turbine 11 is also communicated with the low-temperature water tank 21 through a fourth pipeline 27; a first control valve 28 is installed on the second pipeline 25 to control the exhaust gas discharged by the steam turbine 11 to flow into the condenser, a second control valve 29 is installed on the fourth pipeline 27 to control the exhaust gas to enter the low-temperature water tank 21, and the first control valve 28 and the second control valve 29 adopt proportional control valves to adjust the exhaust gas entering the condenser and the low-temperature water tank 21.
In the application, a first heat exchange tube 30 is arranged in the high-temperature water tank 19, a second heat exchange tube 31 is arranged in the water source tank 20, and a third heat exchange tube 32 is arranged in the low-temperature water tank 21; one end of the first heat exchange tube 30 is communicated with a high-temperature flue gas discharge end of the biomass steam boiler 10, the other end of the first heat exchange tube 30 is communicated with one end of the second heat exchange tube 31, and the other end of the second heat exchange tube 31 is positioned outside the water source tank 20 and is used for discharging high-temperature flue gas after heat exchange; part of exhaust gas discharged by the steam turbine 11 enters from one end of the third heat exchange tube 32, the other end of the third heat exchange tube 32 is communicated with the condenser through the discharge pipeline 23, the exhaust gas after heat exchange enters the condenser, and the exhaust gas circularly enters the biomass steam boiler 10, so that the loss of water in the system is reduced.
In the application, the water outlet end of the high-temperature water tank 19 is communicated with the water inlet end of the water source heat pump unit 16 through a fifth pipeline 33; the water outlet end of the low-temperature water tank 21 is communicated with the water inlet end of the water source heat pump unit 16 through a sixth pipeline 34; the backwater end of the water source heat pump unit 16 is communicated with the water source tank 20 through a seventh pipeline 35; the water source tank 20 is communicated with a water supplementing pipeline 36 for supplementing water into the water source tank 20 so as to supplement water into the water source tank 20; a third control valve 37 is mounted on the fifth pipe 33; a fourth control valve 38 is mounted on the sixth conduit 34. The third control valve 37 and the fourth control valve 38 may be composed of a one-way control valve and a proportional control valve, and when water in the high-temperature water tank 19 and the low-temperature water tank 21 simultaneously supplies water to the water source heat pump unit 16, the water inflow of the high-temperature water and the low-temperature water can be regulated through the proportional control valves so as to regulate the water temperature.
In the application, the water outlet end of the water source tank 20 is communicated with the water inlet end of the high-temperature water tank 19 through an eighth pipeline 39; the water outlet end of the water source tank 20 is also communicated with the water inlet end of the low-temperature water tank 21 through a ninth pipeline 40; a fifth control valve 41 is mounted on the eighth conduit 39, and a sixth control valve 42 is mounted on the ninth conduit 40. The water is supplied into the high-temperature water tank 19 and the low-temperature water tank 21 through the water source tank 20.
In this application, the first temperature detector 43 for detecting the water temperature in the high-temperature water tank 19 is installed on the high-temperature water tank 19, the second temperature detector 44 for detecting the water temperature in the water source tank 20 is installed on the water source tank 20, and the third temperature detector 45 for detecting the water temperature in the low-temperature water tank 21 is installed on the low-temperature water tank 21. The temperature of the water in the high/low temperature water tank, the water source tank 20, can be obtained by providing a temperature detector.
Finally, it should be noted that: the above embodiments are merely preferred embodiments of the present utility model to illustrate the technical solution of the present utility model, but not to limit the scope of the present utility model; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions; in addition, the technical scheme of the utility model is directly or indirectly applied to other related technical fields, and the technical scheme is included in the scope of the utility model.
Claims (6)
1. The utility model provides a renewable energy comprehensive utilization refrigerating and heating device, which comprises a biomass steam boiler, a steam turbine, a solar generator set, a wind generator set, an energy storage power station, a power grid, a water source heat pump set and an air pipe machine, and is characterized in that,
the steam outlet of the biomass steam boiler is communicated with the steam inlet of the steam turbine, a condenser is arranged between the biomass steam boiler and the steam turbine, the exhaust gas outlet of the steam turbine is communicated with the inlet of the condenser, and the outlet of the condenser is communicated with a steam pipeline in the biomass steam boiler;
the solar generator set and the wind power generator set are electrically connected with the energy storage power station, electric energy generated by the solar generator set and the wind power generator set is transmitted to the energy storage power station for energy storage, and the energy storage power station is electrically connected with the power grid;
a water supply system is arranged between the water source heat pump unit and the steam turbine as well as between the water source heat pump unit and the biomass steam boiler, and comprises a high-temperature water tank, a water source tank and a low-temperature water tank;
the water outlet end of the water source tank is communicated with the water inlet end of the high-temperature water tank and the water inlet end of the low-temperature water tank respectively, the water outlet end of the high-temperature water tank and the water outlet end of the low-temperature water tank are communicated with the water inlet end of the water source heat pump unit respectively, and the water return end of the water source heat pump unit is communicated with the water source tank; part of exhaust gas discharged from the steam turbine enters a low-temperature water tank to exchange heat with water in the low-temperature water tank; the high-temperature flue gas of the biomass steam boiler enters a high-temperature water tank to exchange heat with water in the high-temperature water tank;
the air pipe machine is electrically connected with the energy storage power station, and the air pipe machine water source heat pump unit is connected.
2. The device for comprehensively utilizing and refrigerating and heating renewable energy according to claim 1, wherein a steam outlet of the biomass steam boiler is communicated with a steam inlet of the steam turbine through a first pipeline; the exhaust gas outlet of the steam turbine is communicated with the inlet of the condenser through a second pipeline; the outlet of the condenser is communicated with a steam pipeline in the biomass steam boiler through a third pipeline; the exhaust gas outlet of the steam turbine is also communicated with the low-temperature water tank through a fourth pipeline; the first control valve is arranged on the second pipeline, and the second control valve is arranged on the fourth pipeline.
3. The refrigerating and heating device for comprehensively utilizing renewable energy sources as set forth in claim 1, wherein a first heat exchange tube is arranged in the high-temperature water tank, a second heat exchange tube is arranged in the water source tank, and a third heat exchange tube is arranged in the low-temperature water tank;
one end of the first heat exchange tube is communicated with a high-temperature smoke discharge end of the biomass steam boiler, the other end of the first heat exchange tube is communicated with one end of the second heat exchange tube, and the other end of the second heat exchange tube is positioned outside the water source tank; a part of exhaust gas of the steam turbine enters from one end of the third heat exchange tube, and the other end of the third heat exchange tube is communicated with the condenser.
4. The refrigerating and heating device for comprehensively utilizing renewable energy sources according to claim 1, wherein the water outlet end of the high-temperature water tank is communicated with the water inlet end of the water source heat pump unit through a fifth pipeline; the water outlet end of the low-temperature water tank is communicated with the water inlet end of the water source heat pump unit through a sixth pipeline; the water return end of the water source heat pump unit is communicated with the water source tank through a seventh pipeline; the water source tank is communicated with a water supplementing pipeline for supplementing water into the water source tank; a third control valve is arranged on the fifth pipeline; the sixth pipeline is provided with a fourth control valve.
5. The refrigerating and heating apparatus for comprehensive utilization of renewable energy according to claim 4, wherein the water outlet end of the water source tank is communicated with the water inlet end of the high-temperature water tank through an eighth pipeline; the water outlet end of the water source tank is communicated with the water inlet end of the low-temperature water tank through a ninth pipeline; a fifth control valve is installed on the eighth pipeline, and a sixth control valve is installed on the ninth pipeline.
6. The apparatus of claim 5, wherein the high temperature water tank is provided with a first temperature detector for detecting the water temperature in the high temperature water tank, the water source tank is provided with a second temperature detector for detecting the water temperature in the water source tank, and the low temperature water tank is provided with a third temperature detector for detecting the water temperature in the low temperature water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223428285.8U CN219141152U (en) | 2022-12-20 | 2022-12-20 | Refrigerating and heating device capable of comprehensively utilizing renewable energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223428285.8U CN219141152U (en) | 2022-12-20 | 2022-12-20 | Refrigerating and heating device capable of comprehensively utilizing renewable energy |
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| Publication Number | Publication Date |
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| CN219141152U true CN219141152U (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223428285.8U Active CN219141152U (en) | 2022-12-20 | 2022-12-20 | Refrigerating and heating device capable of comprehensively utilizing renewable energy |
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| CN (1) | CN219141152U (en) |
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- 2022-12-20 CN CN202223428285.8U patent/CN219141152U/en active Active
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