CN114719355A - Temperature adjusting system and calculating method - Google Patents
Temperature adjusting system and calculating method Download PDFInfo
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- CN114719355A CN114719355A CN202210357782.9A CN202210357782A CN114719355A CN 114719355 A CN114719355 A CN 114719355A CN 202210357782 A CN202210357782 A CN 202210357782A CN 114719355 A CN114719355 A CN 114719355A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
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Abstract
The invention belongs to the technical field of energy utilization and discloses a temperature adjusting system. The temperature adjusting system comprises an air conditioning unit, a water collector, a water temperature adjusting unit and a water distributor, wherein the air conditioning unit comprises a plurality of groups of air conditioning tail ends, the plurality of groups of air conditioning tail ends correspond to a plurality of heat points to be heated respectively, outlet ends of the plurality of groups of air conditioning tail ends are communicated with an inlet end of the water collector respectively, an inlet end of the water temperature adjusting unit is communicated with an outlet end of the water collector, the water temperature adjusting unit can heat or refrigerate liquid flowing out of the water collector, an inlet end of the water distributor is communicated with an outlet end of the water temperature adjusting unit, and outlet ends of the water distributor are communicated with inlet ends of the plurality of groups of air conditioning tail ends respectively. By using the temperature adjusting system, the water temperature adjusting unit can heat the liquid and refrigerate the liquid, so that the applicability and the universality of the whole temperature adjusting system are improved, the cyclic utilization of temperature adjustment can be realized, and the reliability is improved.
Description
Technical Field
The invention relates to the technical field of energy utilization, in particular to a temperature adjusting system and a calculating method.
Background
At present, building heating is mainly achieved through a coal-fired boiler or a gas-fired boiler, the former has the problems of high energy consumption, low heat efficiency, serious pollution and the like, and the latter has the problems of unstable fuel supply, high operating cost, high nitrogen oxide emission and the like. In recent years, with the increasing severity of the situation of the atmospheric environment and the increasing emphasis on environmental problems in China, relevant national departments put forward strict restriction requirements on coal-fired boilers. The building air conditioner is generally satisfied by a split air conditioner or a water chilling unit, the former has the problems of high installation cost, low energy efficiency ratio, high operation cost and the like, and the latter can only refrigerate and cannot heat.
Disclosure of Invention
The invention aims to provide a temperature adjusting system which is used for at least solving the problem that the existing temperature adjusting device cannot simultaneously refrigerate and heat.
In order to achieve the purpose, the invention adopts the following technical scheme:
a temperature regulation system comprising:
the air conditioning unit comprises a plurality of groups of air conditioning tail ends, and the plurality of groups of air conditioning tail ends respectively correspond to a plurality of heat points to be heated;
the outlet ends of the tail ends of the air conditioners are respectively communicated with the inlet end of the water collector;
the inlet end of the water temperature adjusting unit is communicated with the outlet end of the water collector, and the water temperature adjusting unit can heat or refrigerate the liquid flowing out of the water collector;
and the inlet end of the water separator is communicated with the outlet end of the water temperature adjusting unit, and the outlet end of the water separator is respectively communicated with the inlet ends of the tail ends of the air conditioners.
In some embodiments of the present invention, the water temperature adjusting unit includes a waste heat recovery unit and a first driving pump, a first inlet end of the waste heat recovery unit is used for communicating with a waste heat generating device, a second inlet end of the waste heat recovery unit is communicated with an outlet end of the first driving pump, an outlet end of the waste heat recovery unit is communicated with the water separator, and an inlet end of the first driving pump is communicated with the water collector.
In some embodiments of the invention, the water temperature adjusting unit comprises a first air source heat pump and a second drive heat pump, the second drive heat pump is located between the water collector and the first drive heat pump, an inlet end of the second drive heat pump is communicated with the water collector, a first outlet end of the second drive heat pump is communicated with an inlet end of the first drive heat pump, a second outlet end of the second drive heat pump is communicated with an inlet end of the first air source heat pump, and an outlet end of the first air source heat pump is communicated with the water separator.
In some embodiments of the present invention, the water temperature adjusting unit includes a first water source heat pump, a first water storage tank, and a second air source heat pump, an outlet end of the water collector communicates with an inlet end of the condensing portion of the first water source heat pump, an outlet end of the condensing portion of the first water source heat pump communicates with the water separator, an outlet end of the evaporating portion of the first water source heat pump communicates with an inlet end of the second air source heat pump through the first water storage tank, and an outlet end of the second air source heat pump communicates with an inlet end of the evaporating portion of the first water source heat pump through the first water storage tank.
In some embodiments of the invention, a third driving pump is arranged between the first water source heat pump and the water collector, a fourth driving pump is arranged between the first water storage tank and the second air source heat pump, and a fifth driving pump is arranged between the first water storage tank and the first water source heat pump.
In some embodiments of the present invention, the water temperature adjusting unit includes a third air source heat pump and a sixth driving heat pump, an inlet end of the sixth driving heat pump is communicated with the water collector, an outlet end of the sixth driving heat pump is communicated with an inlet end of the third air source heat pump, an outlet end of the third air source heat pump is communicated with the water separator, and the third air source heat pump can heat or refrigerate liquid flowing out of the water collector.
In some embodiments of the present invention, the water temperature adjusting unit includes a second water source heat pump and a first cooling tower, an outlet end of the water collector communicates with an inlet end of an evaporation part of the second water source heat pump, an outlet end of the evaporation part of the second water source heat pump communicates with the water separator, an inlet end of the first cooling tower communicates with an outlet end of a condensation part of the second water source heat pump, and an outlet end of the first cooling tower communicates with an inlet end of the condensation part of the second water source heat pump.
In some embodiments of the invention, a seventh driving pump is arranged between the first cooling tower and the second water source heat pump.
In some embodiments of the invention, the water temperature regulating unit comprises a fourth air source heat pump, a third water source heat pump and a second water storage tank, the outlet end of the water collector is communicated with the inlet end of the condensing part of the third water source heat pump, the outlet end of the condensing part of the third water source heat pump is communicated with the water separator, the outlet end of the evaporating part of the third water source heat pump is communicated with the inlet end of the fourth air source heat pump through the second water storage tank, and the outlet end of the fourth air source heat pump is communicated with the inlet end of the evaporating part of the third water source heat pump through the second water storage tank.
In some embodiments of the invention, an eighth driving pump is arranged between the third water source heat pump and the water collector, a ninth driving pump is arranged between the second water storage tank and the fourth air source heat pump, and a tenth driving pump is arranged between the second water storage tank and the third water source heat pump.
In some embodiments of the present invention, the water temperature adjusting unit includes a fourth water source heat pump and a second cooling tower, an outlet end of the water collector communicates with an inlet end of an evaporation part of the fourth water source heat pump, an outlet end of the evaporation part of the fourth water source heat pump communicates with the water separator, an inlet end of the second cooling tower communicates with an outlet end of a condensation part of the fourth water source heat pump, and an outlet end of the second cooling tower communicates with an inlet end of the condensation part of the fourth water source heat pump.
In some embodiments of the invention, a first water pump is arranged between the water collector and the fourth water source heat pump, and a second water pump is arranged between the second cooling tower and the fourth water source heat pump.
The invention also provides a method for calculating the numerical value of the loading machine of the air source heat pump, which is implemented according to the temperature regulation system and is characterized by comprising the following steps:
respectively acquiring heating load and refrigerating load of an air source heat pump;
and obtaining the numerical value of the machine loading platform of the air source heat pump according to the heating load and the refrigerating load.
The invention also provides a calculation method of the outlet water temperature of the air source heat pump, which is implemented according to the temperature regulation system and is characterized by comprising the following steps:
respectively acquiring the outlet water temperature and the ambient temperature of a plurality of groups of air source heat pumps;
obtaining an actual input power model of the air source heat pump according to the outlet water temperature and the environment temperature of the multiple groups of air source heat pumps;
respectively acquiring the outlet water temperatures of a plurality of groups of air source heat pumps;
obtaining an actual heating quantity model of the water source heat pump according to the outlet water temperatures of the multiple groups of air source heat pumps;
establishing an optimized operation model according to an actual power input model of the air source heat pump and an actual heating quantity model of the water source heat pump;
acquiring the actual environment temperature;
and calculating the outlet water temperature of the air source heat pump according to the actual environment temperature and the optimized operation model.
The invention has the beneficial effects that:
by using the temperature regulating system, the tail ends of a plurality of groups of air conditioners of the air conditioning unit can act on a plurality of heat points to be heated, the area for supplying temperature is improved, liquid with temperature supplied by the tail ends of the plurality of groups of air conditioners can flow to the water collector respectively to be converged, and flows to the water temperature regulating unit at the downstream from the water collector in a centralized manner, the water temperature regulating unit can heat the liquid and refrigerate the liquid, the applicability and the universality of the whole temperature regulating system are improved, the heated or refrigerated liquid can flow to the water separator at the downstream, and then flows to the tail ends of the air conditioners at all positions from the water separator respectively, so that the temperature is supplied again, the circulation is realized, and the reliability is improved.
Drawings
FIG. 1 is a schematic view of the overall construction of the temperature regulation system of the present invention;
FIG. 2 is a schematic structural view of a first embodiment of the temperature regulation system of the present invention;
FIG. 3 is a schematic structural view of a second embodiment of the temperature regulation system of the present invention;
FIG. 4 is a schematic structural view of a third embodiment of the temperature regulation system of the present invention;
FIG. 5 is a schematic structural view of a fourth embodiment of the temperature regulation system of the present invention;
FIG. 6 is a schematic structural view of a fifth embodiment of the temperature regulation system of the present invention;
FIG. 7 is a schematic structural view of a sixth embodiment of the temperature regulation system of the present invention;
FIG. 8 is a schematic structural view of a seventh embodiment of the temperature regulation system of the present invention;
fig. 9 is a schematic structural view of an eighth embodiment of the temperature adjustment system of the present invention.
In the figure:
100: a temperature regulation system;
10. an air conditioning unit;
20. a water collector;
31. a waste heat recovery unit; (ii) a 321. A first air source heat pump; 322. a second air source heat pump; (ii) a 323. A third air source heat pump; 324. a fourth air source heat pump; 331. a first water source heat pump; 3311. a condenser of the first water source heat pump; 3312. an evaporation part of the first water source heat pump; 332. a second water source heat pump; 3321. a condenser of the second water source heat pump; 3322. an evaporation part of the second water source heat pump; 333. a third water source heat pump; 3331. a condenser of a third water source heat pump; 3332. an evaporation part of the third water source heat pump; 341. a first water storage tank; 3411. a float valve; 342. a second water storage tank; 351. a first cooling tower; 3511. a first backwash filter; 3512. a second water pump; 352. a second cooling tower; 3521. a second backwash filter; 3522. a fourth water pump;
40. a water separator;
51. a first water replenishing device; 52. a second water replenishing device; 53. a third water replenishing device; 54. a fourth water replenishing device;
60. a control valve;
71. a first drive pump; 72. a second drive pump; 73. a third drive pump; 74. a fourth drive pump; 75. a fifth drive pump; 76. a sixth drive pump; 77. a seventh drive pump; 78. an eighth drive pump; 79. a ninth drive pump; 710. a tenth drive pump;
81. a first water pump; 82. and a second water pump.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Fig. 1 is a schematic view of the overall structure of the temperature regulation system of the present invention. As shown in fig. 1, the temperature adjusting system of the present invention includes an air conditioning unit 10, a water collector 20, a water temperature adjusting unit and a water separator 40, wherein the air conditioning unit 10 includes a plurality of air conditioning terminals, the air conditioning terminals correspond to a plurality of points to be heated, respectively, outlet ends of the air conditioning terminals are communicated with an inlet end of the water collector 20, respectively, an inlet end of the water temperature adjusting unit is communicated with an outlet end of the water collector 20, the water temperature adjusting unit can heat or refrigerate liquid flowing out of the water collector 20, an inlet end of the water separator 40 is communicated with an outlet end of the water temperature adjusting unit, and outlet ends of the water separator 40 are communicated with inlet ends of the air conditioning terminals, respectively.
By using the temperature regulating system of the invention, the tail ends of a plurality of groups of air conditioners of the air conditioning unit 10 can act on a plurality of points to be heated, the area for supplying temperature is improved, liquid with temperature supplied by the tail ends of the plurality of groups of air conditioners can flow to the water collector 20 respectively to be converged, and flows to the water temperature regulating unit at the downstream from the water collector 20 in a centralized manner, the water temperature regulating unit can heat the liquid and refrigerate the liquid, the applicability and the universality of the whole temperature regulating system are improved, the heated or refrigerated liquid can flow to the water separator 40 at the downstream, and then flows to the tail ends of the air conditioners at all positions from the water separator 40 respectively, so that the temperature supplying operation is carried out again, the circulation is carried out in sequence, the recycling of temperature regulation can be realized, and the reliability is improved.
In the first embodiment of the present invention, as shown in fig. 2, the water temperature adjusting unit includes a waste heat recovery unit 31 and a first driving pump 71, a first inlet end of the waste heat recovery unit 31 is used for communicating with a waste heat generating device (such as an industrial boiler), a second inlet end of the waste heat recovery unit 31 is communicated with an outlet end of the first driving pump 71, an outlet end of the waste heat recovery unit 31 is communicated with the water separator 40, and an inlet end of the first driving pump 71 is communicated with the water collector 20. In this embodiment, a combination form of the water collector 20, the air conditioning unit 10, the water separator 40 and the waste heat recovery unit 31 is adopted, the waste heat recovery unit 31 can produce hot water of 45 ℃ by the waste heat generating equipment, and the hot water is distributed by the water separator 40 to supply heat to the tail ends of multiple downstream air conditioners for producing hot air for heating, when the water temperature at the tail ends of the multiple air conditioners is reduced to 40 ℃, the hot water returns to the water collector 20, the return water collected by the water collector 20 returns to the waste heat recovery unit 31 again, the waste heat energy of the waste heat recovery unit 31 is reheated to 45 ℃ again, and the hot water enters the water separator 40 again, and the circulation is performed, so that the waste heat energy of the waste heat generating equipment can be reused by the waste heat recovery unit 31, and the utilization rate of energy is improved. In this embodiment, the waste heat utilization heating mode is used, and the air conditioning unit 10 is heated only by the waste heat recovery unit 31.
Specifically, in this embodiment, as shown in fig. 2, the water temperature adjusting unit further includes a first water replenishing device 51, an outlet end of the first water replenishing device 51 is communicated with an outlet end of the water collector 20, when the pressure at the constant pressure point between the water collector 20 and the first driving pump 71 changes (the cause is that the water body expands and contracts due to temperature fluctuation and leaks), the first water replenishing device 51 is automatically opened, the water is softened water, and the water is prepared by the softened water device, so that the pressure balance of the system water path in this embodiment can be ensured, and the reliability is improved.
Specifically, in the present embodiment, as shown in fig. 2, control valves 60 are disposed between the water collector 20 and the air conditioning unit 10, between the water collector 20 and the first driving pump 71, at the outlet end of the first water replenishing device 51, between the heat recovery unit 31 and the water separator 40, and between the water separator 40 and the air conditioning unit 10, and the control valves 60 can control on/off of each passage, so as to facilitate switching between the modes.
In a second embodiment of the present invention, as shown in fig. 3, based on the first embodiment, the water temperature adjusting unit further includes a first air source heat pump 321 and a second driving heat pump 72, the second driving heat pump 72 is located between the water collector 20 and the first driving heat pump 71, an inlet end of the second driving heat pump 72 is communicated with the water collector 20, a first outlet end of the second driving heat pump 72 is communicated with an inlet end of the first driving heat pump 71, a second outlet end of the second driving heat pump 72 is communicated with an inlet end of the first air source heat pump 321, and an outlet end of the first air source heat pump 321 is communicated with the water separator 40. In this embodiment, a combination form of the first air source heat pump 321 and the waste heat recovery unit 31 is adopted, the waste heat recovery unit 31 and the first air source heat pump 321 respectively flow the prepared hot water at 45 ℃ into the water separator 40, distribute the ends of the multiple air conditioners of the air conditioning unit 10 to prepare hot air for heating, and return the hot water to the water collector 20 when the water temperature is reduced to 40 ℃. After the backwater collected by the collector is pressurized by the second driving pump 72, one part of the backwater returns to the condenser of the first air source heat pump 321 to absorb the heat in the refrigerant, the temperature of the backwater rises to 45 ℃ and then enters the water separator 40, the other part of the backwater returns to the waste heat recovery unit 31 after being pressurized by the first driving pump 71, the backwater is heated to 45 ℃ by the waste heat energy and then enters the water separator 40, and the circulation can realize the reutilization of the waste heat energy of the waste heat generation equipment by the waste heat recovery unit 31, improve the utilization rate of energy, and also can utilize the first air source heat pump 321 to supply heat to the air conditioning unit 10, thereby improving the heat supply efficiency of the whole temperature regulating system. In this embodiment, a heating mode of the waste heat utilization coupled air source heat pump is adopted, and the air conditioning unit 10 is heated by adopting a combined structure of the waste heat recovery unit 31 and the first air source heat pump 321.
Specifically, as shown in fig. 3, in the present embodiment, control valves 60 are respectively disposed between the outlet end of the first air source heat pump and the water separator 40, and between the inlet end of the first air source heat pump and the second drive heat pump 72, and the control valves 60 can control on/off of each passage, so as to facilitate switching between each mode.
In a third embodiment of the present invention, as shown in fig. 4, the water temperature adjusting unit includes a first water source heat pump 331, a first water storage tank 341, and a second air source heat pump 322, an outlet end of the water collector 20 communicates with an inlet end of the condensing part 3311 of the first water source heat pump, an outlet end of the condensing part 3311 of the first water source heat pump communicates with the water separator 40, an outlet end of the evaporating part 3312 of the first water source heat pump communicates with an inlet end of the second air source heat pump 322 through the first water storage tank 341, and an outlet end of the second air source heat pump 322 communicates with an inlet end of the evaporating part 3312 of the first water source heat pump through the first water storage tank 341. In this embodiment, a combination of the first water source heat pump 331, the first water storage tank 341 and the second air source heat pump 322 is adopted, and the hot water at 45 ℃ respectively produced by the condensation part of the water source heat pump and the waste heat recovery unit 31 enters the water separator 40 and is distributed to the ends of the air conditioners of the air conditioning units 10 to produce hot air for heating, and the hot water returns to the water collector 20 when the temperature of the water is reduced to 40 ℃. After the collected return water is pressurized by the third driving pump 73, one part of the collected return water returns to the condensing part of the water source heat pump to absorb heat in the refrigerant, the temperature of the collected return water rises to 45 ℃ and then enters the water separator 40, the other part of the collected return water returns to the waste heat recovery unit 31 after being pressurized by the first driving pump 71, the collected return water is heated to 45 ℃ by the waste heat and then enters the water separator 40, and the circulation can realize the reutilization of the waste heat energy of the waste heat generation equipment by the waste heat recovery unit 31, so that the utilization rate of energy is improved, the water source heat pump can be used for supplying heat to the air conditioning unit 10, and the heat supply efficiency of the whole water temperature adjusting unit is improved. In this embodiment, a waste heat utilization coupling cascade heat pump heating mode is adopted, and a combined structure of the waste heat recovery unit 31, the first water source heat pump 331, the first water storage tank 341, and the second air source heat pump 322 is adopted to heat the air conditioning unit 10.
Specifically, as shown in fig. 4, the low-temperature heat source of the first water source heat pump 331 is obtained by the second air source heat pump 322, and on the side of the second air source heat pump 322, the water in the first water storage tank 341 is pressurized by the fourth driving heat pump 74 and then enters the condenser of the second air source heat pump 322 to absorb the heat in the refrigerant, and the temperature is raised by 5 ℃ and then returned to the first water storage tank 341, and the process is repeated. On the first waterhead heat pump 331 side, the water in the first reservoir 341 is pressurized by the fifth driving pump 75 and then enters the evaporator of the first waterhead heat pump 331, releases heat to the refrigerant, and returns to the first reservoir 341 after the temperature is reduced by 5 ℃.
Specifically, in the present embodiment, as shown in fig. 4, a third driving pump 73 is disposed between the first water source heat pump 331 and the water collector 20, a fourth driving pump 74 is disposed between the first water tank 341 and the second air source heat pump, and a fifth driving pump 75 is disposed between the first water tank 341 and the first water source heat pump 331. The driving pump can drive liquid, so that the whole temperature adjusting system circulates, and the reliability is improved.
Specifically, in this embodiment, as shown in fig. 4, the water temperature adjusting unit further includes a second water replenishing device 52, an outlet end of the second water replenishing device 52 is respectively communicated with an outlet end of the water collector 20 and the first water storage tank 341, when the pressure at the constant pressure point between the water collector 20 and the third driving pump 73 changes (the cause is that the water body expands and contracts due to temperature fluctuation and leaks), or when the water level of the first water storage tank 341 falls below a set value, the ball float valve 3411 in the first water storage tank 341 is automatically opened, the second water replenishing device 52 is automatically opened, and the water is softened water and is prepared by the softened water device.
Specifically, in this embodiment, as shown in fig. 4, control valves 60 are respectively disposed between the second water replenishing device 52 and the first water storage tank 341, the outlet end and the inlet end of the condensation portion 3311 of the first water source heat pump, the inlet end and the outlet end of the evaporation portion 3312 of the first water source heat pump, the outlet end and the inlet end of the first water storage tank 341, and the outlet end and the inlet end of the second air source heat pump 322, so as to control the on-off states of the respective passages and ports, facilitate the switching of the modes, and improve the reliability.
In the fourth embodiment of the present invention, as shown in fig. 5 and 6, the water temperature adjusting unit includes a third air source heat pump 323 and a sixth driving heat pump 76, an inlet end of the sixth driving heat pump 76 is communicated with the water collector 20, an outlet end of the sixth driving heat pump 76 is communicated with an inlet end of the third air source heat pump, an outlet end of the third air source heat pump is communicated with the water separator 40, and the third air source heat pump can heat or cool the liquid flowing out of the water collector 20. In this embodiment, as shown in fig. 5, the hot water of 45 ℃ produced by the third air source heat pump 323 enters the water separator 40, is distributed to the ends of the plurality of air conditioners, is used for producing hot air for heating, and returns to the water collector 20 after the temperature is reduced to 40 ℃. The collected return water is pressurized by the sixth driving pump 76 and then returns to the condenser of the third air source heat pump 323 to absorb heat in the refrigerant, the temperature is raised to 45 ℃ and then enters the water separator 40, and the circulation can utilize the third air source heat pump 323 to supply heat to the air conditioning unit 10, so that the heat supply efficiency of the whole water temperature adjusting unit is improved. The present embodiment may be an air source heat pump heating mode, and the third air source heat pump 323 is used to heat the air conditioning unit 10.
Further, as shown in fig. 6, the cold water of 7 ℃ produced by the third air source heat pump 323 enters the water separator 40, is distributed to the ends of a plurality of air conditioners, is used for producing cold air for air conditioning, and returns to the water collector 20 after the temperature rises to 15 ℃, the collected return water returns to the evaporator of the third air source heat pump 323 after being pressurized by the sixth driving heat pump 76, releases heat to the refrigerant, and enters the water separator 40 after the temperature drops to 7 ℃, and by such circulation, the air conditioning unit 10 can be refrigerated by using the third air source heat pump 323, and the heating efficiency of the whole water temperature adjusting unit is improved. In this embodiment, an air-source heat pump air conditioning mode may also be adopted, and the third air-source heat pump 323 is used to cool the air conditioning unit 10.
Specifically, as shown in fig. 5 and 6, the temperature adjusting system in this embodiment further includes a third water replenishing device 53, and an outlet end of the third water replenishing device 53 is communicated with an inlet end of the water collector 20. When the constant pressure point between the sump 20 and the sixth driving pump 76 is changed (the cause is that firstly the water body is expanded and contracted due to temperature fluctuation and secondly leakage occurs), the third water replenishing device 53 is automatically started, and the replenished water is softened water and is prepared by the softened water device.
Specifically, in this embodiment, as shown in fig. 5 and 6, control valves 60 are respectively disposed between the water collector 20 and the air conditioning unit 10, between the air conditioning unit 10 and the water separator 40, at the outlet end of the third water replenishing device 53, between the water collector 20 and the third air source heat pump, and between the third air source heat pump and the water separator 40, and the control valves 60 can control on and off of respective passages and ports, so as to switch different modes, thereby improving reliability.
In a fifth embodiment of the present invention, as shown in fig. 7, based on the fourth embodiment, the water temperature adjusting unit further includes a second water source heat pump 332 and a first cooling tower 351, an outlet end of the sump 20 communicates with an inlet end of the evaporation portion 3322 of the second water source heat pump, an outlet end of the evaporation portion 3322 of the second water source heat pump communicates with the water separator 40, an inlet end of the first cooling tower 351 communicates with an outlet end of the condensation portion 3321 of the second water source heat pump, and an outlet end of the first cooling tower 351 communicates with an inlet end of the condensation portion 3321 of the second water source heat pump. In this embodiment, the cold water of 7 ℃ produced by the second water source heat pump 332 and the third air source heat pump 323 enters the water separator 40, is distributed to the ends of a plurality of air conditioners and is used for producing cold air for air conditioners, the cold water returns to the water collector 20 after the temperature is raised to 15 ℃, a part of collected return water returns to the evaporation part 3322 of the second water source heat pump after being pressurized by the sixth water pump, heat is released to the refrigerant, the cold water enters the water separator 40 after the temperature is reduced to 7 ℃, the other part of the collected return water returns to the evaporator of the third air source heat pump 323, heat is released to the refrigerant, the temperature is reduced to 7 ℃ and then enters the water separator 40, and by this cycle, the air conditioning unit 10 can be refrigerated by using the second water source heat pump 332, the first cooling tower 351 and the third air source heat pump 323, and the refrigeration efficiency of the whole water temperature adjusting unit is improved. In this embodiment, a water source heat pump and air source heat pump coupled air conditioning mode may be adopted, and a combined structure of the second water source heat pump 332, the first cooling tower 351 and the third air source heat pump 323 is adopted to refrigerate the air conditioning unit 10.
Specifically, in the present embodiment, as shown in fig. 7, the effluent of the first cooling tower 351 is pressurized by the first air-driven pump, enters the condensation portion 3321 of the second water-source heat pump, absorbs heat in the refrigerant, rises in temperature by 5 ℃, returns to the first cooling tower 351, and circulates in this way.
Specifically, in the present embodiment, as shown in fig. 7, a sixth driving pump 76 is provided between the sump 20 and the second water source heat pump 332, and a seventh driving pump 77 is provided between the first cooling tower 351 and the second water source heat pump 332. The structure of water pump can drive liquid, and then makes whole temperature regulation system circulate, has promoted the reliability.
Specifically, in this embodiment, as shown in fig. 7, a first backwash filter 3511 is further disposed at an inlet end of the first cooling tower 351, so as to remove suspended matters and particles in the water body, reduce turbidity, purify the water quality, and reduce system dirt, bacteria, algae, rust and the like, thereby improving the water quality and protecting the normal operation of the equipment.
Specifically, in the present embodiment, as shown in fig. 7, control valves 60 are disposed at the inlet end and the outlet end of the third air source heat pump, the inlet end and the outlet end of the first cooling tower 351, the outlet end and the inlet end of the condensation portion 3321 of the second water source heat pump, the outlet end and the inlet end of the evaporation portion 3322 of the second water source heat pump, between the water separator 40 and the air conditioning unit 10, and between the air conditioning unit 10 and the water collector 20, and the control valves 60 can control the on-off of the respective passages and ports, thereby switching between different modes and improving reliability.
In the sixth embodiment of the present invention, as shown in fig. 8, the water temperature adjusting unit includes a fourth air-source heat pump 324, a third water-source heat pump 333 and a second water storage tank 342, an outlet end of the water collector 20 communicates with an inlet end of the condensing portion 3331 of the third water-source heat pump, an outlet end of the condensing portion 3331 of the third water-source heat pump communicates with the water separator 40, an outlet end of the evaporating portion 3332 of the third water-source heat pump communicates with an inlet end of the fourth air-source heat pump 324 through the second water storage tank 342, and an outlet end of the fourth air-source heat pump 324 communicates with an inlet end of the evaporating portion 3332 of the third water-source heat pump through the second water storage tank 342. In this embodiment, the hot water of 45 ℃ prepared by the third water source heat pump 333 enters the water separator 40, is distributed to the ends of a plurality of groups of air conditioners, is used for preparing hot air for heating, returns to the water collector 20 after the temperature is reduced to 40 ℃, returns to the condensation part of the water source heat pump after the collected backwater is pressurized by the eighth driving pump 78, absorbs heat in the refrigerant, and enters the water separator 40 after the temperature is increased to 45 ℃, and by such circulation, the third water source heat pump 333, the second water storage tank 342 and the fourth air source heat pump can be used for supplying heat to the air conditioning unit 10, so that the heat supply efficiency of the whole water temperature adjusting unit is improved. The present embodiment may be a cascade heat pump heating mode, and the air conditioning unit 10 is heated by using a combination structure of the fourth air source heat pump 324, the second water storage tank 342, and the third water source heat pump 333.
Specifically, in the present embodiment, as shown in fig. 8, the low-temperature heat source of the third water-source heat pump 333 is obtained by the fourth air-source heat pump 324, and on the side of the fourth air-source heat pump 324, the water in the second water storage tank 342 is pressurized by the ninth driving pump 79 and then enters the condenser of the fourth air-source heat pump 324, absorbs the heat in the refrigerant, and after the temperature is raised by 5 ℃, the water returns to the second water storage tank 342, and in this way, on the side of the third water-source heat pump 333, the water in the second water storage tank 342 enters the evaporator of the third water-source heat pump 333 after being pressurized by the tenth driving pump 710, releases the heat to the refrigerant, and after the temperature is lowered by 5 ℃, the water returns to the second water storage tank 342, and in this way, the cycle is performed.
Specifically, as shown in fig. 8, when the water level of the second water storage tank 342 drops below the set value, the ball float 3411 in the second water storage tank 342 is automatically turned on, the third water replenishing device 53 is automatically turned on, and the water is softened and is prepared by the softened water device.
In the present embodiment, as shown in fig. 8, an eighth driving pump 78 is provided between the third water source heat pump 333 and the water collector 20, a ninth driving pump 79 is provided between the second water tank 342 and the fourth air source heat pump, and a tenth driving pump 710 is provided between the second water tank 342 and the third water source heat pump 333. The structure of the driving pump can drive liquid, so that the whole temperature adjusting system is circulated, and the reliability is improved.
Specifically, in this embodiment, as shown in fig. 8, the outlet end and the inlet end of the fourth air source, the inlet end and the outlet end of the condensation portion 3331 of the third water source heat pump, and the inlet end and the outlet end of the evaporation portion 3332 of the third water source heat pump are all provided with control valves 60, and the control valves 60 can control the on-off of the respective passages and ports, so as to switch different modes, thereby improving reliability.
Specifically, in this embodiment, as shown in fig. 8, the temperature adjustment system further includes a fourth water supply device 54, an outlet end of the fourth water supply device 54 is communicated with an outlet end of the water collector 20, when the pressure at the constant pressure point between the water collector 20 and the eighth water pump changes (the cause is that the water body expands and contracts due to temperature fluctuation and leaks), the fourth water supply device 54 is automatically turned on, the water supply is softened water, and the softened water is prepared by the softened water device.
In the seventh embodiment of the present invention, as shown in fig. 9, the water temperature adjusting unit includes a fourth water source heat pump and a second cooling tower 352, an outlet end of the water collector 20 communicates with an inlet end of an evaporation part of the fourth water source heat pump, an outlet end of the evaporation part of the fourth water source heat pump communicates with the water separator 40, an inlet end of the second cooling tower 352 communicates with an outlet end of a condensation part of the fourth water source heat pump, and an outlet end of the second cooling tower 352 communicates with an inlet end of the condensation part of the fourth water source heat pump. In this embodiment, the cold water of 7 ℃ produced by the fourth water source heat pump enters the water separator 40, is distributed to the ends of a plurality of air conditioners, is used for producing cold air for air conditioners, returns to the water collector 20 after the temperature is increased to 15 ℃, returns to the evaporation part of the fourth water source heat pump after the collected return water is pressurized by the first water pump 81 (the action is the same as that of the driving pump), releases heat to the refrigerant, and enters the water separator 40 after the temperature is reduced to 7 ℃, and by such circulation, the air conditioning unit 10 can be refrigerated by using the fourth water source heat pump and the second cooling tower 352, so that the refrigeration efficiency of the whole water temperature adjusting unit is improved. The present embodiment may be in a water source heat pump air conditioning mode, and the combined structure of the fourth water source heat pump and the second cooling tower 352 is adopted to cool the air conditioning unit 10.
Specifically, in the present embodiment, as shown in fig. 9, the effluent of the second cooling tower 352 is pressurized by the second water pump 82 (the function is the same as that of the driving pump), enters the condensation portion of the fourth water-source heat pump, absorbs the heat in the refrigerant, and returns to the cooling tower after the temperature rises by 5 ℃.
Specifically, in this embodiment, as shown in fig. 9, the temperature adjustment system further includes a fifth water replenishing device, and when the pressure at the constant pressure point between the water collector 20 and the first water pump 81 changes (the cause is that the expansion and contraction of the water body due to temperature fluctuation occurs, and the leakage occurs, the fifth water replenishing device is automatically turned on, and the water is softened water and is prepared by the softened water replenishing device.
Specifically, in the present embodiment, as shown in fig. 9, a first water pump 81 is provided between the water collector 20 and the fourth water source heat pump, and a second water pump 82 is provided between the second cooling tower 352 and the fourth water source heat pump. The structure of water pump can drive liquid, and then makes whole temperature regulation system circulate, has promoted the reliability.
Specifically, in this embodiment, as shown in fig. 9, a second backwashing filter 3521 is further disposed at an inlet end of the second cooling tower 352, so as to remove suspended matters and particles in the water body, reduce turbidity, purify the water, and reduce system dirt, bacteria, algae, corrosion, etc. to improve the water quality and protect the normal operation of the equipment.
Specifically, in this embodiment, as shown in fig. 9, control valves 60 are disposed at the inlet end and the outlet end of the second cooling tower 352, the outlet end of the fifth water replenishing device, the outlet end and the inlet end of the condensation portion of the fourth water source heat pump, the outlet end and the inlet end of the evaporation portion of the fourth water source heat pump, between the water separator 40 and the air conditioning unit 10, and between the air conditioning unit 10 and the water collector 20, and the control valves 60 can control the on-off of the respective passages and ports, so as to switch different modes, thereby improving reliability.
Furthermore, the system of the invention is operated in the way that the boot load rate and the number of boot devices are determined, guidance is provided for the operation strategy, and the system is guaranteed to give full play to the advantages.
When heating is needed, a waste heat utilization heating mode is preferably selected. When the residual waste heat resources are insufficient, a residual waste heat utilization coupling cascade heat pump heating mode is selected. When the residual waste heat resources are insufficient and the water source heat pump fails, a residual waste heat utilization coupling air source heat pump heating mode is selected. When no residual waste heat resource exists, a cascade heat pump heating mode is selected. When no residual waste heat resource exists and the water source heat pump fails, an air source heat pump heating mode is selected.
When refrigeration is needed, a water source heat pump air conditioning mode is preferably selected. When the water source heat pump is in failure, an air source heat pump air conditioning mode is selected. When extreme weather (the ambient temperature is higher than the outdoor calculated temperature of the air conditioner in summer), the air conditioning mode of coupling the water source heat pump with the air source heat pump is selected.
Specifically, the installed capacity of the water source heat pump is matched with a plurality of units according to the design load, the total installed heating capacity is equal to or slightly larger than the heating design heat load, and the total installed refrigerating capacity is equal to or slightly larger than the air conditioner design cold load.
The invention also provides a method for calculating the numerical value of the loading machine of the air source heat pump, which is implemented according to the temperature regulation system and is characterized by comprising the following steps:
respectively acquiring heating load and refrigerating load of an air source heat pump;
and obtaining the numerical value of the machine loading platform of the air source heat pump according to the heating load and the refrigerating load.
Specifically, the reasonable configuration of the system is to reasonably determine the capacity and the number of the devices, provide a model selection basis for design, and is the basis for fully exerting the advantages of the system. The key of the reasonable configuration of the system is to determine the installed capacity and the number of the air source heat pumps and the water source heat pumps. The calculation method is suitable for any one of the embodiments with the air source heat pump.
Heating design heat load:
Qheat generation＝qHeat generation×SHeat generation
Wherein: qHeat generationDesigning heat load, kW, for heating; q. q.sHeat generationIs a heating heat index of kW/m2；SHeat generationM is the area of the building to be heated2。
Designing a cold load of the air conditioner:
Qcold＝qCold×SCold
Wherein: qColdDesigning a cooling load, kW, for the air conditioner; q. q.sColdIs an index of air conditioner cooling, kW/m2；SColdIs the building area of the air-conditioned building, m2。
The installed capacity of the water source heat pump is matched with a plurality of units according to the design load, the total installed heating capacity is equal to or slightly larger than the heating design heat load, and the total installed refrigerating capacity is equal to or slightly larger than the air conditioner design cold load.
On one hand, the air source heat pump needs to ensure that heat required by heating is prepared in an air source heat pump heating mode, on the other hand, the low-temperature heat source heat required by a water source heat pump is prepared in a cascade heat pump heating mode, on the other hand, the cold required by air conditioning is prepared in an air source heat pump air conditioning mode, and then the air source heat pump is provided with the following units:
wherein: n is the number of the air source heat pumps; qNominal heatThe nominal heating capacity of a single air source heat pump is kW; beta is the air source heat pump heating capacity correction coefficient at the lowest outdoor temperature corresponding to the operation of the air source heat pump in the heating mode; 1-2, considering equipment maintenance and overhaul, and needing to reserve 1-2 stations; gamma is the heating performance coefficient of the water source heat pump in the cascade heat pump heating mode; calculating a heating capacity correction coefficient of the air source heat pump at the heating outdoor temperature; qNominally, coldThe nominal refrigerating capacity is kW of a single air source heat pump;ηrefrigerating capacity correction coefficient of air source heat pump for outdoor calculation temperature of air conditioner
The total nominal heating capacity of the air source heat pump is as follows:
Qnominal, heat, total＝N×QNominal heat of
The total nominal refrigerating capacity of the air source heat pump is as follows:
Qnominal, cold, total＝N×QNominally, cold
The invention also provides a calculation method of the outlet water temperature of the air source heat pump, which is implemented according to the temperature regulation system and is characterized by comprising the following steps:
respectively acquiring the outlet water temperature and the ambient temperature of a plurality of groups of air source heat pumps;
obtaining an actual input power model of the air source heat pump according to the outlet water temperature and the environment temperature of the multiple groups of air source heat pumps;
respectively acquiring the outlet water temperatures of a plurality of groups of air source heat pumps;
obtaining an actual heating quantity model of the water source heat pump according to the outlet water temperatures of the multiple groups of air source heat pumps;
establishing an optimized operation model according to an actual power input model of the air source heat pump and an actual heating quantity model of the water source heat pump;
acquiring the actual environment temperature;
and calculating the outlet water temperature of the air source heat pump according to the actual environment temperature and the optimized operation model.
Specifically, in this embodiment, first, through simulation calculation or experiment, the actual heating input power W of the air source heat pump at different ambient temperatures T and different leaving water temperatures T is obtainedPractice of. Then obtaining W through data curve fittingEmpty, actual(T，t)。
Secondly, obtaining the actual heating quantity Q of the water source heat pump at different low-temperature heat source temperatures (namely the outlet water temperature t of the air source heat pump) through simulation calculation or experimentsWater, realityActual heating input power WWater, realityThe total power consumption W of the sixth drive pump 76 and the seventh drive pump 77Water pump. And obtaining Q water, actual (t), W water and actual (t) through data curve fitting, and further obtaining the COP of the cascade heat pumpMultiple folding(T，t)＝QWater, practice(t)/(WEmpty, actual(T，t)+WWater, practice(t)+WWater pump)＝f(t)。
Finally, establishing an optimized operation model with an objective function of max f (t); constraint of tLower part<t<tOn the upper part. Wherein: t is tLower partThe lowest outlet water temperature of the air source heat pump is determined through simulation calculation or experiments; t is tOn the upper partThe maximum water inlet temperature of the water source heat pump is determined through simulation calculation or experiments.
Accordingly, the optimal outlet water temperature T of the air source heat pump under different environmental temperatures T can be calculated and obtained.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (14)
1. A temperature regulation system, comprising:
the system comprises an air conditioning unit (10), wherein the air conditioning unit (10) comprises a plurality of groups of air conditioning tail ends, and the plurality of groups of air conditioning tail ends respectively correspond to a plurality of points to be heated;
the outlet ends of the tail ends of the air conditioners are respectively communicated with the inlet end of the water collector (20);
the inlet end of the water temperature adjusting unit is communicated with the outlet end of the water collector (20), and the water temperature adjusting unit can heat or refrigerate the liquid flowing out of the water collector (20);
the inlet end of the water distributor (40) is communicated with the outlet end of the water temperature adjusting unit, and the outlet end of the water distributor (40) is respectively communicated with the inlet ends of the tail ends of the air conditioners.
2. The temperature regulating system according to claim 1, wherein the water temperature regulating unit comprises a waste heat recovery unit (31) and a first driving pump (71), a first inlet end of the waste heat recovery unit (31) is used for communicating with a waste heat generating device, a second inlet end of the waste heat recovery unit (31) is communicated with an outlet end of the first driving pump (71), an outlet end of the waste heat recovery unit (31) is communicated with the water separator (40), and an inlet end of the first driving pump (71) is communicated with the water collector (20).
3. The temperature regulation system of claim 2, wherein the water temperature regulation unit comprises a first air source heat pump (321) and a second drive heat pump (72), the second drive heat pump (72) being located between the water collector (20) and the first drive heat pump (71), an inlet end of the second drive heat pump (72) being in communication with the water collector (20), a first outlet end of the second drive heat pump (72) being in communication with an inlet end of the first drive heat pump (71), a second outlet end of the second drive heat pump (72) being in communication with an inlet end of the first air source heat pump (321), an outlet end of the first air source heat pump (321) being in communication with the water separator (40).
4. The temperature adjusting system according to claim 2, wherein the water temperature adjusting unit comprises a first water source heat pump (331), a first water storage tank (341) and a second air source heat pump (322), an outlet end of the water collector (20) communicates with an inlet end of a condensing portion of the first water source heat pump (331), an outlet end of the condensing portion of the first water source heat pump (331) communicates with the water separator (40), an outlet end of an evaporating portion of the first water source heat pump (331) communicates with an inlet end of the second air source heat pump (322) through the first water storage tank (341), and an outlet end of the second air source heat pump (322) communicates with an inlet end of the evaporating portion of the first water source heat pump (331) through the first water storage tank (341).
5. A temperature conditioning system according to claim 4, characterized in that a third drive pump (73) is arranged between the first source heat pump (331) and the water collector (20), a fourth drive pump (74) is arranged between the first water reservoir (341) and the second air source heat pump, and a fifth drive pump (75) is arranged between the first water reservoir (341) and the first source heat pump (331).
6. The system, as set forth in claim 1, characterized in that the water temperature regulating unit comprises a third air source heat pump and a sixth drive heat pump (76), the inlet end of the sixth drive heat pump (76) communicating with the water collector (20), the outlet end of the sixth drive heat pump (76) communicating with the inlet end of the third air source heat pump, the outlet end of the third air source heat pump communicating with the water separator (40), the third air source heat pump being capable of heating or cooling the liquid flowing out of the water collector (20).
7. The temperature adjusting system of claim 6, wherein the water temperature adjusting unit includes a second water source heat pump (332) and a first cooling tower (351), an outlet end of the sump (20) communicates with an inlet end of an evaporation portion of the second water source heat pump (332), an outlet end of the evaporation portion of the second water source heat pump (332) communicates with the water separator (40), an inlet end of the first cooling tower (351) communicates with an outlet end of a condensation portion of the second water source heat pump (332), and an outlet end of the first cooling tower (351) communicates with an inlet end of the condensation portion of the second water source heat pump (332).
8. The system of claim 7, wherein a seventh drive pump (77) is provided between the first cooling tower (351) and the second waterhead heat pump (332).
9. The temperature regulation system of claim 1, wherein the water temperature regulation unit comprises a fourth air source heat pump (324), a third water source heat pump (333), and a second water reservoir (342), an outlet end of the water collector (20) is in communication with an inlet end of a condensing portion of the third water source heat pump (333), an outlet end of a condensing portion of the third water source heat pump (333) is in communication with the water separator (40), an outlet end of an evaporating portion of the third water source heat pump (333) is in communication with an inlet end of the fourth air source heat pump (324) through the second water reservoir (342), and an outlet end of the fourth air source heat pump (324) is in communication with an inlet end of an evaporating portion of the third water source heat pump (333) through the second water reservoir (342).
10. A temperature conditioning system according to claim 9, wherein an eighth drive pump (78) is provided between the third water source heat pump (333) and the water collector (20), a ninth drive pump (79) is provided between the second water reservoir (342) and the fourth air source heat pump, and a tenth drive pump (710) is provided between the second water reservoir (342) and the third water source heat pump (333).
11. The system according to claim 1, characterized in that the water temperature regulating unit comprises a fourth water source heat pump and a second cooling tower (352), the outlet end of the water collector (20) communicates with the inlet end of the evaporation part of the fourth water source heat pump, the outlet end of the evaporation part of the fourth water source heat pump communicates with the water separator (40), the inlet end of the second cooling tower (352) communicates with the outlet end of the condensation part of the fourth water source heat pump, and the outlet end of the second cooling tower (352) communicates with the inlet end of the condensation part of the fourth water source heat pump.
12. The system of claim 11, wherein a first water pump (81) is provided between the sump (20) and the fourth waterhead heat pump, and a second water pump (82) is provided between the second cooling tower (352) and the fourth waterhead heat pump.
13. A method for calculating a loading capacity value of an air-source heat pump, which is implemented according to the temperature adjustment system of claim 6, comprising:
respectively acquiring heating load and refrigerating load of an air source heat pump;
and obtaining the numerical value of the machine loading platform of the air source heat pump according to the heating load and the refrigerating load.
14. A method for calculating the leaving water temperature of an air source heat pump, implemented according to the temperature regulation system of claim 7, comprising:
respectively acquiring the outlet water temperature and the ambient temperature of a plurality of groups of air source heat pumps;
obtaining an actual input power model of the air source heat pump according to the outlet water temperature and the environment temperature of the multiple groups of air source heat pumps;
respectively acquiring the outlet water temperatures of a plurality of groups of air source heat pumps;
obtaining an actual heating quantity model of the water source heat pump according to the outlet water temperatures of the multiple groups of air source heat pumps;
establishing an optimized operation model according to an actual power input model of the air source heat pump and an actual heating quantity model of the water source heat pump;
acquiring the actual environment temperature;
and calculating the outlet water temperature of the air source heat pump according to the actual environment temperature and the optimized operation model.
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012085970A1 (en) * | 2010-12-22 | 2012-06-28 | 三菱電機株式会社 | Hot-water-supplying, air-conditioning composite device |
| WO2012144581A1 (en) * | 2011-04-22 | 2012-10-26 | 株式会社日立プラントテクノロジー | Operation control system for cold source device |
| CN105783336A (en) * | 2016-04-29 | 2016-07-20 | 威森节能科技（天津）有限公司 | Composite cold and heat source system with air source heat pump |
| CN108917228A (en) * | 2018-08-10 | 2018-11-30 | 青岛艳阳天环保科技有限公司 | A kind of refrigeration heating system using low-temperature industrial recirculated cooling water |
| CN111829203A (en) * | 2020-08-10 | 2020-10-27 | 中煤科工(天津)清洁能源研究院有限公司 | System integrating functions of coal mine heating, refrigerating and bathing hot water preparation |
| CN212081394U (en) * | 2020-05-03 | 2020-12-04 | 万吨通科技有限公司 | Building heating system of waste heat recovery coupling air source heat pump |
| CN113268796A (en) * | 2021-05-12 | 2021-08-17 | 同济大学 | Automatic model selection algorithm for heating ventilation air conditioning system equipment |
| CN113790485A (en) * | 2021-08-17 | 2021-12-14 | 江苏鸿鑫智能制造有限公司 | Multi-energy complementary coupling energy system device |
-
2022
- 2022-04-06 CN CN202210357782.9A patent/CN114719355B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012085970A1 (en) * | 2010-12-22 | 2012-06-28 | 三菱電機株式会社 | Hot-water-supplying, air-conditioning composite device |
| WO2012144581A1 (en) * | 2011-04-22 | 2012-10-26 | 株式会社日立プラントテクノロジー | Operation control system for cold source device |
| CN105783336A (en) * | 2016-04-29 | 2016-07-20 | 威森节能科技（天津）有限公司 | Composite cold and heat source system with air source heat pump |
| CN108917228A (en) * | 2018-08-10 | 2018-11-30 | 青岛艳阳天环保科技有限公司 | A kind of refrigeration heating system using low-temperature industrial recirculated cooling water |
| CN212081394U (en) * | 2020-05-03 | 2020-12-04 | 万吨通科技有限公司 | Building heating system of waste heat recovery coupling air source heat pump |
| CN111829203A (en) * | 2020-08-10 | 2020-10-27 | 中煤科工(天津)清洁能源研究院有限公司 | System integrating functions of coal mine heating, refrigerating and bathing hot water preparation |
| CN113268796A (en) * | 2021-05-12 | 2021-08-17 | 同济大学 | Automatic model selection algorithm for heating ventilation air conditioning system equipment |
| CN113790485A (en) * | 2021-08-17 | 2021-12-14 | 江苏鸿鑫智能制造有限公司 | Multi-energy complementary coupling energy system device |
Non-Patent Citations (1)
| Title |
|---|
| 刘军等: "《建筑环境与能源应用工程专业课程设计与毕业设计指导》", 31 January 2019, 上海交通大学出版社 * |
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