CN102778012B - Comprehensive utilization system of energy - Google Patents
Comprehensive utilization system of energy Download PDFInfo
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- CN102778012B CN102778012B CN201210023429.3A CN201210023429A CN102778012B CN 102778012 B CN102778012 B CN 102778012B CN 201210023429 A CN201210023429 A CN 201210023429A CN 102778012 B CN102778012 B CN 102778012B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 322
- 238000004378 air conditioning Methods 0.000 claims abstract description 60
- 238000010438 heat treatment Methods 0.000 claims abstract description 29
- 238000005057 refrigeration Methods 0.000 claims abstract description 29
- 239000003507 refrigerant Substances 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 7
- 238000009833 condensation Methods 0.000 claims description 6
- 230000005494 condensation Effects 0.000 claims description 6
- 238000001704 evaporation Methods 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 6
- 238000002309 gasification Methods 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 239000010806 kitchen waste Substances 0.000 description 2
- 235000012054 meals Nutrition 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Air Conditioning Control Device (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a comprehensive utilization system of energy. The system comprises an air conditioning demand space, a heat exchange water tank, a hot water storage device, an air conditioning device, a control unit, and a hot water collector, wherein the heat exchange water tank is provided with a cold water inlet and a hot water outlet which are communicated with a cold water source and the hot water storage device respectively; the heat exchange water tank is also provided with a cold water outlet, and a hot water inlet communicated with the hot water collector; the air conditioning device comprises a first heat exchanger and a second heat exchanger; the first heat exchanger is arranged in the air conditioning demand space; the second heat exchanger is arranged in the heat exchange water tank; the air conditioning device is used for refrigeration for the air conditioning demand space through the first heat exchanger during a refrigeration mode; the heat is released to the heat exchange water tank through the second heat exchanger; the air conditioning device heats the air conditioning demand space through the first heat exchanger during a heating mode, and absorbs the water heat in the heat exchange water tank through the second heat exchanger; and valves of the hot water outlet and the cold water inlet are controlled by the control unit, so that water is fed from the cold water source after water in the heat exchange water tank flows into the hot water storage device. The heat dissipated by the second heat exchanger can be effectively brought away by replacing the cold water in the heat exchange water tank, so that the power of refrigeration of the air conditioning device is reduced, and the energy is saved. The hot water which flows into the hot water storage device can be reutilized to further save the energy of heating domestic water.
Description
Technical field
The present invention relates to power-saving technology, particularly relate to a kind of system of waste heat with economize energy fully utilizing various thermal source.。
Background technology
In recent years along with expanding economy, the problem of energy-saving and environmental protection was also more and more outstanding.Such as, summer many families, hotel in order to the comfort level in holding chamber, generally all can open air-conditioning, indoor temperature is lowered the temperature.But air conditioner, after unlatching, although allow indoor temperature obtain reduction, makes outdoor temperature become higher, is unfavorable for outdoor environment.Time in the winter time, many families, hotel need to open air-conditioning heat supply.Air conditioner, after unlatching, in order to allow indoor temperature be improved, just being had to absorb heat from open-air, thus being made outdoor temperature lower.
No matter be summer or winter, no matter air-conditioning is refrigeration or heats, the compressor of air-conditioning is had to relatively high power, keeps indoor, an outdoor larger temperature difference.In other words, the air-conditioning of prior art carries out indoor refrigeration, the method that heats needs to expend more energy, and is unfavorable for the maintenance of outdoor environment.
Summary of the invention
Embodiments provide a kind of energy comprehensive utilization system, in order to being carried out the waste heat freezing or fully utilize in heating operations various thermal source by aircondition, reach the object of economize energy.
According to an aspect of the present invention, provide a kind of energy comprehensive utilization system, comprising: air conditioning requirements space, heat exchange tank, hot water storage appts and aircondition, control unit, hot-water collection's device;
Described heat exchange tank is provided with cold water input port and hot water output port, communicates respectively with cold water source, hot water storage appts; Described heat exchange tank is also provided with cold water delivery outlet, and the hot water input port communicated with described hot-water collection's device;
Described aircondition comprises: the second heat exchanger being arranged at the First Heat Exchanger in described air conditioning requirements space and being arranged in described heat exchange tank; Described aircondition, when refrigeration mode, is freezed to described air conditioning requirements space by First Heat Exchanger; By the second heat exchanger to the water release heat in described heat exchange tank; Described aircondition, when heating mode, is heated described air conditioning requirements space by First Heat Exchanger, is absorbed the heat of the water in described heat exchange tank by the second heat exchanger;
Described control unit be used for described aircondition at refrigeration mode time, control the valve of described hot water output port and cold water input port, the water in described heat exchange tank flow into after in described hot water storage appts, from described cold water source input water; And described aircondition at heating mode time, control the valve of described hot water input port and cold water delivery outlet, after the water in described heat exchange tank is flowed out from described cold water delivery outlet, be replaced by the water flowed into from described hot-water collection's device.
Further, described system also comprises:
Be placed in the temperature sensor of described heat exchange tank, for detecting the temperature of water in described heat exchange tank; And,
If described control unit is greater than the first setting value specifically for the temperature confirming described temperature sensor and detect, then: the valve controlling described hot water output port and cold water input port, water in described heat exchange tank is flow into after in described hot water storage appts, from described cold water source input water.
Preferably, described aircondition also comprises: solenoid directional control valve;
Described control unit, also for controlling described solenoid directional control valve, makes described aircondition switch between described refrigeration mode or heating mode;
Described control unit is specifically under described refrigeration mode, the temperature that described temperature sensor detects if confirm is greater than the first setting value, then: the valve controlling described hot water output port and cold water input port, after making the water in described heat exchange tank flow into described hot water storage appts, be replaced by the water flowed into from described cold water source.
Preferably, described control unit is specifically in a heating mode, if confirm, the temperature that detection put by described temperature sensor is less than the second setting value, then: the valve controlling described hot water input port and cold water delivery outlet, after water in described heat exchange tank is flowed out from described cold water delivery outlet, be replaced by the water flowed into from described hot-water collection's device.
Described aircondition also comprises: compressor, choke valve, refrigerant circulation pipe; Wherein, described compressor, First Heat Exchanger, choke valve, the second heat exchanger are connected by described refrigerant circulation pipe successively, form the circulation canal of the cold-producing medium closed;
Described aircondition is under described refrigeration mode:
Described compressor is used for described pressurizes refrigerant, enters the second heat exchanger after making cold-producing medium become the gaseous state of HTHP;
Second heat exchanger, specifically for cold-producing medium described in condensation liquefaction, makes described cold-producing medium become liquid, and the thermal release discharged by described cold-producing medium is in the water of described heat exchange tank;
The cold-producing medium that described choke valve is used for flowing out from the second heat exchanger reduces pressure, and makes described cold-producing medium become Low temperature low pressure liquid;
Described First Heat Exchanger is specifically for absorbing the heat in described air conditioning requirements space, and the cold-producing medium that evaporation gasification is flowed out from described choke valve, makes described cold-producing medium become gaseous state, to described air conditioning requirements space refrigeration.
Described aircondition is under described heating mode:
Described compressor is used for described pressurizes refrigerant, enters First Heat Exchanger after making cold-producing medium become the gaseous state of HTHP;
First Heat Exchanger, specifically for cold-producing medium described in condensation liquefaction, makes described cold-producing medium become liquid, and the thermal release discharged by described cold-producing medium is in described air conditioning requirements space, heats described air conditioning requirements space;
Described choke valve is used for reducing pressure to the cold-producing medium flowed out from First Heat Exchanger, makes described cold-producing medium become Low temperature low pressure liquid;
Second heat exchanger is specifically for absorbing the heat of water in described heat exchange tank, and the cold-producing medium that evaporation gasification is flowed out from described choke valve, makes described cold-producing medium become gaseous state.
According to another aspect of the present invention, provide a kind of energy comprehensive utilization system, comprising: air conditioning requirements space, heat exchange tank, hot-water collection's device and aircondition, control unit;
Described heat exchange tank is provided with cold water delivery outlet, and the hot water input port communicated with described hot-water collection's device;
Described aircondition comprises: the second heat exchanger being arranged at the First Heat Exchanger in described air conditioning requirements space and being arranged in described heat exchange tank; Described aircondition is heated described air conditioning requirements space by First Heat Exchanger; The heat of the water in described heat exchange tank is absorbed by the second heat exchanger;
Described control unit, for controlling the valve of described hot water input port and cold water delivery outlet, after the water in described heat exchange tank is flowed out from described cold water delivery outlet, is replaced by the water flowed into from described hot-water collection's device.
Further, described system also comprises:
Be placed in the temperature sensor of described heat exchange tank, for detecting the temperature of water in described heat exchange tank; And,
If described control unit is less than setting value specifically for the temperature confirming described temperature sensor and detect, then: the valve controlling described hot water input port and cold water delivery outlet, after water in described heat exchange tank is flowed out from described cold water delivery outlet, be replaced by the water flowed into from described hot-water collection's device.
Water in described hot-water collection's device is the domestic water of the heat reclaimed; Or the water in described hot-water collection's device absorbs the heat of the oil smoke hot gas be discharged in described hot-water collection's device.
The heat that the embodiment of the present invention is distributed owing to more effectively can be taken away the second heat exchanger by the cold water changed in heat exchange tank, make the compressor of aircondition need not maintain the temperature difference larger between First Heat Exchanger and the second heat exchanger with larger power, thus reduce power, the burden of compressor cooling, economize energy.And the hot water laid in hot water storage appts can be utilized as domestic water again, as the hot water for washing the dishes, having a bath, wash one's hands, from and save further heating these domestic waters energy.In addition, the scheme of the embodiment of the present invention avoids to outdoor environment heat radiation, is conducive to environmental protection.
In addition, the water in heat exchange tank is changed due to the hot water collected by hot-water collection's device, the second heat exchanger can be more effectively made to heat up, make the compressor of aircondition need not maintain the temperature difference larger between First Heat Exchanger and the second heat exchanger with larger power, thus power, burden that reduction compressor heats, economize energy.
Further, owing to controlling solenoid directional control valve by control unit, energy comprehensive utilization system can be switched between refrigeration mode and heating mode, and corresponding refrigeration mode or heating mode have corresponding energy conservation measure, thus economize energy when using set of system can realize cooling in summer, also can economize energy during winter heating.
Accompanying drawing explanation
Fig. 1 is the energy comprehensive utilization system schematic diagram of the embodiment of the present invention one;
Fig. 2 is the energy comprehensive utilization system schematic diagram of the embodiment of the present invention two;
Fig. 3 is the energy comprehensive utilization system schematic diagram of the embodiment of the present invention three.
Detailed description of the invention
Main thought of the present invention is when aircondition is to room temperature lowering, the heat that absorption, recycling aircondition are distributed to outdoor, both aircondition outdoor heat exchange actuator temperature can have been allowed to reduce the object reaching and reduce the aircondition power save energy, also heat can be prevented to be dispersed in outdoor environment, affect outdoor environment, the heat of recovery can also be made full use of, further economize energy.When aircondition is to indoor intensification, utilizes the waste heat reclaimed to raise by aircondition outdoor heat exchange actuator temperature, thus reach the object reducing the aircondition power save energy.The technical scheme of the embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
Embodiment one
For aircondition to room temperature lowering, namely aircondition is to the situation of indoor refrigeration, energy comprehensive utilization system provided by the invention as shown in Figure 1, comprising: air conditioning requirements space 101, heat exchange tank 102, hot water storage appts 103, and control unit (not marking in figure) and aircondition.
Air conditioning requirements space herein refers to be needed to utilize air-conditioning to carry out thermoregulator space.Such as, need in indoor summer to utilize air-conditioning to lower the temperature, then need the interior space of lowering the temperature to be air conditioning requirements space; For another example, need in indoor winter to utilize air-conditioning to heat up, then need the interior space heated up to be air conditioning requirements space.
Heat exchange tank 102 has one or more cold water input port, can communicate with cold water source, such as, communicates with water supply pipe.Heat exchange tank 102 also has hot water output port, is communicated with hot water storage appts 103 by pipeline, in order to export hot water to hot water storage appts 103.The cold water input port of heat exchange tank 102, hot water output port are provided with valve, control the outflow of current or flow to.Controlling current can be utilize potential difference from the mode that hot water output port flows to hot water storage appts 103, and the water made way in the heat exchange tank 102 of eminence flows in hot water storage appts 103; Also can be utilize water pump to be drawn into hot water storage appts 103 from heat exchange tank 102 by water.
Aircondition comprises: First Heat Exchanger 121, compressor 122, second heat exchanger 123, refrigerant circulation pipe 124, choke valve 125.Wherein, First Heat Exchanger 121 is arranged in air conditioning requirements space 101; Second heat exchanger 123 is arranged in heat exchange tank 102.
Compressor 122, second heat exchanger 123, choke valve 125, First Heat Exchanger 121 are connected successively by refrigerant circulation pipe 124, form the circulation canal of the cold-producing medium closed.The flow direction of cold-producing medium in circulation canal is: flow from compressor 122 to the direction of the second heat exchanger 123.
When aircondition is to air conditioning requirements space refrigeration, cold-producing medium is pressurizeed by compressor 122, after becoming the gaseous state of HTHP, enters the second heat exchanger 123.Second heat exchanger 123 condensation liquefaction cold-producing medium, cold-producing medium is made to become liquid, cold-producing medium is being become heat release in liquid process from gaseous state, the thermal release that cold-producing medium discharges by the second heat exchanger 123 in heat exchange tank 102, thus makes the medium temperature in heat exchange tank 102 raise.Usually, the medium in heat exchange tank 102 can be water, but also can be other mobility medium, as air.
Liquid refrigerant enters choke valve 125 after the second heat exchanger 123 flows out, and reduces pressure, after becoming Low temperature low pressure liquid, enter First Heat Exchanger 121 through choke valve 125.First Heat Exchanger 121 draws the heat in air conditioning requirements space 101, and evaporation vaporised refrigerant, makes described cold-producing medium become gaseous state, thus reach the object of lowering the temperature to air conditioning requirements space 101, freezing.The cold-producing medium of gaseous state is back to again compressor 122 by refrigerant circulation pipe, and compressor 122 compresses again, repeats above-mentioned operation.
Along with the second heat exchanger 123 is constantly to heat release in heat exchange tank 102, make the temperature of water in heat exchange tank 102 more and more higher.Control unit, in order to the valve of the hot water output port and cold water input port that control heat exchange tank 102, makes the water of heating in heat exchange tank flow into after in hot water storage appts 103, then inputs new cold water from cold water source.
Particularly, temperature sensor can be provided with in heat exchange tank 102, for detecting the temperature of water in heat exchange tank 102.Temperature sensor is connected with control unit, sends the temperature value detected to control unit.Control unit, after receiving temperature value, proceeds as follows:
Judge whether this temperature value exceedes the first threshold of setting.Such as, the first threshold of setting can be 50 degree, or the first threshold of setting can be 60 degree.If temperature value exceedes first threshold, then control unit controls the valve opening being arranged at the hot water output port of heat exchange tank 102, thus the hot water in heat exchange tank 102 is flow in hot water storage appts 103 by hot water output port.
After control unit controls the valve opening of the hot water output port of heat exchange tank 102, through the time period A of setting, control the valve closing of hot water output port.Time period A can set according to actual conditions, and such as setting-up time section A is half a minute.
Control unit, after the valve closing controlling hot water output port, controls the valve opening of the cold water input port of heat exchange tank 102.Cold water flows to heat exchange tank 102 by cold water input port.
Control unit controls after the valve opening controlling cold water input port, through the time period B of setting, controls the valve closing of cold water input port.Time period B can set according to actual conditions, and such as setting-up time section B is half a minute.Certainly, the valve closing of cold water input port can also be controlled by other method: in heat exchange tank 102, be provided with level detection sensor, in order to detect the water level in heat exchange tank 102.Level detection sensor is connected with control unit, when the water level that control unit detects according to level detection sensor, determines that the water level of detection exceedes the water level position of setting, then control the valve closing of cold water input port.The water level position of setting can set according to actual conditions, and the water level position such as set is as 0.5 meter of bottom heat exchange tank 102.
The heat that the embodiment of the present invention one is distributed owing to more effectively can be taken away the second heat exchanger by the cold water changed in heat exchange tank, make the compressor of aircondition need not maintain the temperature difference larger between First Heat Exchanger and the second heat exchanger with larger power, thus reduce power, the burden of compressor cooling, economize energy.And the hot water laid in hot water storage appts can be utilized as domestic water again, as the hot water for washing the dishes, having a bath, wash one's hands, from and save further heating these domestic waters energy.In addition, the scheme of the embodiment of the present invention one avoids to outdoor environment heat radiation, is conducive to environmental protection.
Embodiment two
For aircondition to indoor intensification, namely aircondition is to the situation of indoor heating, energy comprehensive utilization system provided by the invention as shown in Figure 2, comprising: air conditioning requirements space 101, heat exchange tank 102, hot-water collection's device 104, and control unit (not marking in figure) and aircondition.
Heat exchange tank 102 has hot water input port, is communicated with hot-water collection's device 104 by pipeline, in order to receive the hot water that hot-water collection's device exports; Also there is one or more cold water delivery outlet, in order to outwards to export cold water.Be provided with valve in the hot water input port of heat exchange tank 102 and cold water delivery outlet, control the outflow of current or flow to.The mode that control current flow to heat exchange tank 102 from hot-water collection's device 104 can be utilize potential difference, and the water made way in hot-water collection's device 104 of eminence flows in heat exchange tank 102; Also can be utilize water pump to be drawn into heat exchange tank 102 from hot-water collection's device 104 by water.
Aircondition comprises: First Heat Exchanger 121, compressor 122, second heat exchanger 123, refrigerant circulation pipe 124, choke valve 125.Wherein, First Heat Exchanger 121 is arranged in air conditioning requirements space 101; Second heat exchanger 123 is arranged in heat exchange tank 102.
Compressor 122, second heat exchanger 123, choke valve 125, First Heat Exchanger 121 are connected successively by refrigerant circulation pipe 124, form the circulation canal of the cold-producing medium closed.The flow direction of cold-producing medium in circulation canal is: flow from compressor 122 to the direction of First Heat Exchanger 121.
When aircondition heats air conditioning requirements space, cold-producing medium is pressurizeed by compressor 122, after becoming the gaseous state of HTHP, enters First Heat Exchanger 121.First Heat Exchanger 121 condensation liquefaction cold-producing medium, cold-producing medium is made to become liquid, cold-producing medium is being become heat release in liquid process from gaseous state, the thermal release that cold-producing medium discharges by First Heat Exchanger 121 is in air conditioning requirements space 101, thus the temperature in air conditioning requirements space 101 is raised, reach the object that air conditioning requirements space 101 is heated.
Liquid refrigerant enters choke valve 125 after First Heat Exchanger 121 flows out, and reduces pressure, after becoming Low temperature low pressure liquid, enter the second heat exchanger 123 through choke valve 125.The heat of water in heat exchange tank 102 drawn by second heat exchanger 123, and evaporation vaporised refrigerant, makes described cold-producing medium become gaseous state.The cold-producing medium of gaseous state is back to again compressor 122 by refrigerant circulation pipe, and compressor 122 compresses again, repeats above-mentioned operation.
Along with the heat of water in the second heat exchanger 123 constantly absorption heat-exchange tank 102, make the temperature of the water in heat exchange tank 102 more and more lower.Control unit, in order to the valve of the hot water input port and cold water delivery outlet that control heat exchange tank 102, after the water turned cold is flowed out from cold water delivery outlet, is replaced by the water flowed into from hot-water collection's device 104 in heat exchange tank.
Particularly, temperature sensor can be provided with in heat exchange tank 102, for detecting the temperature of water in heat exchange tank 102.Along with the heat of water in heat exchange tank 102 constantly drawn by the second heat exchanger 123, make the temperature of water in heat exchange tank 102 more and more lower.If valve control unit judges that the temperature value received from temperature sensor is lower than the Second Threshold set, then control unit controls the valve opening of the cold water delivery outlet of heat exchange tank 102, and the cold water in heat exchange tank 102 flows out via cold water delivery outlet.The cold water flowed out both directly can be discharged to sewer, also again can be utilized as use water such as flushing the toilet.Second Threshold can set according to actual conditions, and such as, setting Second Threshold is 10 degree, or setting Second Threshold is 16 degree.
After control unit controls the valve opening of the cold water delivery outlet of heat exchange tank 102, through the time period C of setting, control the valve closing of cold water delivery outlet.Time period C can set according to actual conditions, and such as setting-up time section C is half a minute.
Control unit, after the valve closing controlling cold water delivery outlet, controls the valve opening of hot water input port.Hot water in hot-water collection's device 104 flows to heat exchange tank 102 by hot water input port.Hot water in hot-water collection's device 104 can be the domestic water of the heat reclaimed, such as, and the water after having a bath; In addition, the hot gas that smoke exhaust ventilator exports also can by discharge of pipes in the water of hot-water collection's device 104, and the water in hot-water collection's device 104 absorbs the heat of the oil smoke hot gas be discharged in hot-water collection's device, recycles meal kitchen waste heat.
Control unit, after the valve opening controlling hot water input port, through the time period D of setting, controls the valve closing of hot water input port.Time period D can set according to actual conditions, and such as setting-up time section D is half a minute.Certainly, also can be controlled the valve closing of hot water input port by other method: the water level detected according to level detection sensor when control unit, determine that the water level detected exceedes the water level position of setting, then control the valve closing of hot water input port.
The hot water newly changed in heat exchange tank 102 is conducive to the second heat exchanger 123 and absorbs heat, thus reduces the burden of compressor 122, and compressor 122 can use the energy more less than art methods can realize heating the intensification in air conditioning requirements space 101.
Hot water in hot-water collection's device 104 can be the domestic water of the heat reclaimed, such as, and the water after having a bath; In addition, the hot gas that smoke exhaust ventilator exports also by discharge of pipes in the water of hot-water collection's device 104, can recycle meal kitchen waste heat.
The embodiment of the present invention two changes the water in heat exchange tank due to the hot water collected by hot-water collection's device 104, the second heat exchanger can be more effectively made to heat up, make the compressor of aircondition need not maintain the temperature difference larger between First Heat Exchanger and the second heat exchanger with larger power, thus power, burden that reduction compressor heats, economize energy.
Embodiment three
Energy comprehensive utilization system shown in above-mentioned Fig. 1 and Fig. 2, can also be comprehensive in a system, to realize aircondition in the energy conservation heated or in refrigeration situation.Energy comprehensive utilization system as shown in Figure 3 comprises: air conditioning requirements space 101, heat exchange tank 102, hot-water collection's device 104, hot water storage appts 103, and control unit (not marking in figure) and aircondition.
Heat exchange tank 102 has one or more cold water input port, can communicate with cold water source, such as, communicates with water supply pipe.Heat exchange tank 102 also has hot water output port, is communicated with hot water storage appts 103 by pipeline, in order to export hot water to hot water storage appts 103.Heat exchange tank 102 also has hot water input port, is communicated with hot-water collection's device 104 by pipeline, in order to receive the hot water that hot-water collection's device exports; Heat exchange tank 102 also has one or more cold water delivery outlet, in order to outwards to export cold water.Be provided with valve at the cold water input port of heat exchange tank 102, hot water output port, hot water input port and cold water delivery outlet, control the outflow of current or flow to.
Aircondition comprises: First Heat Exchanger 121, compressor 122, second heat exchanger 123, refrigerant circulation pipe 124, choke valve 125 and solenoid directional control valve.
Wherein, First Heat Exchanger 121 is arranged in air conditioning requirements space 101; Second heat exchanger 123 is arranged in heat exchange tank 102.
Compressor 122, second heat exchanger 123, choke valve 125, First Heat Exchanger 121 are connected successively by refrigerant circulation pipe 124, form the circulation canal of the cold-producing medium closed.Cold-producing medium circulates in circulation canal.
Control unit controls solenoid directional control valve, and aircondition is switched between refrigeration mode or heating mode.
Particularly, solenoid directional control valve can be threeway four-way solenoid directional control valve, control unit is by controlling solenoid directional control valve, thus change the connected mode of compressor 122 in circulation canal, thus change the flow direction of cold-producing medium in circulation canal, also just controlling aircondition is refrigeration mode or heating mode.How to pass through to control solenoid directional control valve, change the connected mode of compressor 122 in circulation canal, thus the flow direction of change cold-producing medium in circulation canal is well known to those skilled in the art, and repeats no more herein.
When control unit controls solenoid directional control valve, the direction that cold-producing medium is flowed in circulation canal is: when flowing from compressor 122 to the direction of the second heat exchanger 123, aircondition is to air conditioning requirements space refrigeration, and namely the mode of operation of aircondition is refrigeration mode.In cooling mode, the mode of operation of aircondition is: freezed by First Heat Exchanger 121 pairs of air conditioning requirements spaces; By the second heat exchanger 123 to the water release heat in heat exchange tank 102.The working method of the aircondition under refrigeration mode, and the hot water output port of control unit control heat exchange tank is the same with described in embodiment one with the method for the valve of cold water input port, repeats no more herein.
When control unit controls solenoid directional control valve, the direction that cold-producing medium is flowed in circulation canal is: when flowing from compressor 122 to the direction of First Heat Exchanger 121, aircondition heats air conditioning requirements space, and namely the mode of operation of aircondition is heating mode.In a heating mode, the mode of operation of aircondition is: heated by First Heat Exchanger 121 pairs of air conditioning requirements spaces; By the heat of water in the second heat exchanger 123 absorption heat-exchange tank 102.The working method of the aircondition under heating mode, and the hot water input port of control unit control heat exchange tank is the same with described in embodiment two with the method for the valve of cold water delivery outlet, repeats no more herein.
The embodiment of the present invention three is owing to controlling solenoid directional control valve by control unit, energy comprehensive utilization system can be switched between refrigeration mode and heating mode, and corresponding refrigeration mode or heating mode have corresponding energy conservation measure, thus economize energy when using set of system can realize cooling in summer, also can economize energy during winter heating.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (11)
1. an energy comprehensive utilization system, comprising: air conditioning requirements space, heat exchange tank, hot water storage appts and aircondition, control unit, hot-water collection's device;
Described heat exchange tank is provided with cold water input port and hot water output port, communicates respectively with cold water source, hot water storage appts; Described heat exchange tank is also provided with cold water delivery outlet, and the hot water input port communicated with described hot-water collection's device;
Described aircondition comprises: the second heat exchanger being arranged at the First Heat Exchanger in described air conditioning requirements space and being arranged in described heat exchange tank; Described aircondition, when refrigeration mode, is freezed to described air conditioning requirements space by First Heat Exchanger, by the second heat exchanger to the water release heat in described heat exchange tank; Described aircondition, when heating mode, is heated described air conditioning requirements space by First Heat Exchanger, is absorbed the heat of the water in described heat exchange tank by the second heat exchanger;
Described control unit be used for described aircondition at refrigeration mode time, control the valve of described hot water output port and cold water input port, the water in described heat exchange tank flow into after in described hot water storage appts, from described cold water source input water; And described aircondition at heating mode time, control the valve of described hot water input port and cold water delivery outlet, after the water in described heat exchange tank is flowed out from described cold water delivery outlet, be replaced by the water flowed into from described hot-water collection's device.
2. the system as claimed in claim 1, is characterized in that, also comprises:
Be placed in the temperature sensor of described heat exchange tank, for detecting the temperature of water in described heat exchange tank; And,
If described control unit is greater than the first setting value specifically for the temperature confirming described temperature sensor and detect, then: the valve controlling described hot water output port and cold water input port, water in described heat exchange tank is flow into after in described hot water storage appts, from described cold water source input water.
3. system as claimed in claim 2, it is characterized in that, described aircondition also comprises: solenoid directional control valve;
Described control unit, also for controlling described solenoid directional control valve, makes described aircondition switch between described refrigeration mode or heating mode;
Described control unit is specifically under described refrigeration mode, the temperature that described temperature sensor detects if confirm is greater than the first setting value, then: the valve controlling described hot water output port and cold water input port, after making the water in described heat exchange tank flow into described hot water storage appts, be replaced by the water flowed into from described cold water source.
4. system as claimed in claim 3, is characterized in that,
Described control unit is specifically in a heating mode, if confirm, the temperature that detection put by described temperature sensor is less than the second setting value, then: the valve controlling described hot water input port and cold water delivery outlet, after water in described heat exchange tank is flowed out from described cold water delivery outlet, be replaced by the water flowed into from described hot-water collection's device.
5. system as claimed in claim 4, is characterized in that, the water in described hot-water collection's device is the domestic water of the heat reclaimed; Or the water in described hot-water collection's device absorbs the heat of the oil smoke hot gas be discharged in described hot-water collection's device;
The described water flowing into described hot water storage appts is as the hot water of washing one's hands, washing the dishes or having a bath.
6. system as claimed in claim 5, it is characterized in that, described aircondition also comprises: compressor, choke valve, refrigerant circulation pipe; Wherein, described compressor, First Heat Exchanger, choke valve, the second heat exchanger are connected by described refrigerant circulation pipe successively, form the circulation canal of the cold-producing medium closed;
Under described refrigeration mode:
Described compressor is used for described pressurizes refrigerant, enters the second heat exchanger after making cold-producing medium become the gaseous state of HTHP;
Second heat exchanger, specifically for cold-producing medium described in condensation liquefaction, makes described cold-producing medium become liquid, and the thermal release discharged by described cold-producing medium is in the water of described heat exchange tank;
The cold-producing medium that described choke valve is used for flowing out from the second heat exchanger reduces pressure, and makes described cold-producing medium become Low temperature low pressure liquid;
Described First Heat Exchanger is specifically for absorbing the heat in described air conditioning requirements space, and the cold-producing medium that evaporation gasification is flowed out from described choke valve, makes described cold-producing medium become gaseous state, to described air conditioning requirements space refrigeration.
7. system as claimed in claim 6, it is characterized in that, described aircondition is under described heating mode:
Described compressor is used for described pressurizes refrigerant, enters First Heat Exchanger after making cold-producing medium become the gaseous state of HTHP;
First Heat Exchanger, specifically for cold-producing medium described in condensation liquefaction, makes described cold-producing medium become liquid, and the thermal release discharged by described cold-producing medium is in described air conditioning requirements space, heats described air conditioning requirements space;
Described choke valve is used for reducing pressure to the cold-producing medium flowed out from First Heat Exchanger, makes described cold-producing medium become Low temperature low pressure liquid;
Second heat exchanger is specifically for absorbing the heat of water in described heat exchange tank, and the cold-producing medium that evaporation gasification is flowed out from described choke valve, makes described cold-producing medium become gaseous state.
8. an energy comprehensive utilization system, comprising: air conditioning requirements space, heat exchange tank, hot-water collection's device and aircondition, control unit;
Described heat exchange tank is provided with cold water delivery outlet, and the hot water input port communicated with described hot-water collection's device;
Described aircondition comprises: the second heat exchanger being arranged at the First Heat Exchanger in described air conditioning requirements space and being arranged in described heat exchange tank; Described aircondition is heated described air conditioning requirements space by First Heat Exchanger; The heat of the water in described heat exchange tank is absorbed by the second heat exchanger;
Described control unit, for controlling the valve of described hot water input port and cold water delivery outlet, after the water in described heat exchange tank is flowed out from described cold water delivery outlet, is replaced by the water flowed into from described hot-water collection's device.
9. system as claimed in claim 8, is characterized in that, also comprise:
Be placed in the temperature sensor of described heat exchange tank, for detecting the temperature of water in described heat exchange tank; And,
If described control unit is less than setting value specifically for the temperature confirming described temperature sensor and detect, then: the valve controlling described hot water input port and cold water delivery outlet, after water in described heat exchange tank is flowed out from described cold water delivery outlet, be replaced by the water flowed into from described hot-water collection's device.
10. system as claimed in claim 9, is characterized in that, the water in described hot-water collection's device is the domestic water of the heat reclaimed.
11. systems as claimed in claim 9, is characterized in that, the water in described hot-water collection's device absorbs the heat of the oil smoke hot gas be discharged in described hot-water collection's device.
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| CN201210023429.3A CN102778012B (en) | 2012-02-02 | 2012-02-02 | Comprehensive utilization system of energy |
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| CN111878935A (en) * | 2020-06-24 | 2020-11-03 | 华帝股份有限公司 | Control method of sink kitchen air conditioner |
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| CN105674628B (en) * | 2016-04-12 | 2018-05-11 | 李锡敏 | Bath bed waste water residual heat source air-conditioning hot water integrated machine and its application method |
| CN109764546B (en) * | 2019-01-09 | 2021-03-16 | 青岛海尔空调器有限总公司 | Control method of energy system |
| CN109757921B (en) * | 2019-01-09 | 2021-11-23 | 青岛海尔空调器有限总公司 | Energy system, method and apparatus for controlling energy system, and storage medium |
| CN109764554B (en) * | 2019-01-09 | 2021-12-21 | 重庆海尔空调器有限公司 | Energy system, method and apparatus for controlling energy system, and storage medium |
| CN109885110B (en) * | 2019-01-09 | 2021-10-29 | 青岛海尔空调器有限总公司 | Control method of energy system |
| CN109764548B (en) * | 2019-01-09 | 2021-07-23 | 重庆海尔空调器有限公司 | Energy system, method and apparatus for controlling energy system, and storage medium |
| CN109764550B (en) * | 2019-01-09 | 2021-01-29 | 青岛海尔空调器有限总公司 | Control method of energy system |
| CN109907581A (en) * | 2019-01-09 | 2019-06-21 | 青岛海尔空调器有限总公司 | A kind of control method of energy resource system |
| CN110108011B (en) * | 2019-04-19 | 2021-03-19 | 西安交通大学 | Heat recovery system of split air conditioner and use method thereof |
| CN111895833A (en) * | 2020-07-01 | 2020-11-06 | 山东东工新能源科技有限公司 | Energy storage type heat exchanger |
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| CN102778012A (en) | 2012-11-14 |
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