CN105465929A - Off-peak power consumption energy-storage air-conditioner - Google Patents

Off-peak power consumption energy-storage air-conditioner Download PDF

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Publication number
CN105465929A
CN105465929A CN201510967242.2A CN201510967242A CN105465929A CN 105465929 A CN105465929 A CN 105465929A CN 201510967242 A CN201510967242 A CN 201510967242A CN 105465929 A CN105465929 A CN 105465929A
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China
Prior art keywords
valve
heat exchanger
energy storage
communicated
interface
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Application number
CN201510967242.2A
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Chinese (zh)
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CN105465929B (en
Inventor
朱守民
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Aux Air Conditioning Co Ltd
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Ningbo Aux Group Co Ltd
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Priority to CN201510967242.2A priority Critical patent/CN105465929B/en
Publication of CN105465929A publication Critical patent/CN105465929A/en
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Publication of CN105465929B publication Critical patent/CN105465929B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-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
    • F24F5/0007Air-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
    • F24F5/001Compression cycle type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/20Disposition of valves, e.g. of on-off valves or flow control valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-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
    • F24F5/0007Air-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
    • F24F5/0017Air-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 using cold storage bodies, e.g. ice
    • F24F2005/0025Air-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 using cold storage bodies, e.g. ice using heat exchange fluid storage tanks
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-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
    • F24F5/0007Air-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
    • F24F5/0017Air-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 using cold storage bodies, e.g. ice
    • F24F2005/0032Systems storing energy during the night

Abstract

The invention discloses an off-peak power consumption energy-storage air-conditioner. The off-peak power consumption energy-storage air-conditioner has the advantages that simple structure adjustment is carried out by adding some reversing valves and connecting pipelines to a running route of a coolant and the running route of the coolant in the air-conditioner is switched by means of the reversing valves according to power consumption states, and therefore, energy produced by dump power at a power consumption peak valley can be stored in an energy accumulator and the energy stored in the energy accumulator can be consumed at a power consumption peak; as a result, an effect of effectively reducing electricity cost expenditures by taking advantage of a peak valley electricity price is achieved, and electricity costs can be saved for a user.

Description

To use electricity in off-peak hours accumulation energy air conditioner
Technical field
The present invention relates to a kind of accumulation energy air conditioner, especially relate to one and to use electricity in off-peak hours accumulation energy air conditioner.
Background technology
Air-conditioning is the high electrical equipment that consumes energy in household electrical appliance, because power consumption is larger, in actual use, most of user only can open when needs, but is still difficult to accept to the electricity charge domestic consumer produced when monthly bear building-up is calculated, and the electricity charge of great number limit the experience of air-conditioning.In life every day Different periods power consumption be different.The power consumption of peak times of power consumption claims peak value, and power consumption during low ebb claims valley.Because the generating of electric power supply system and the configuration of transmission facility all configure according to peak value electrical demand.The low power consumption period of electric power system in actual moving process, production capacity there will be a large amount of residues, and current electric power also cannot realize winning storage timely, and large-scale generating equipment also cannot realize in good time production capacity adjustment, so just causes the significant wastage of production capacity.In order to balance the need for electricity of Different periods, pricing modes different is at times carried out in electric power valuation, by the effect of lever of price, adjustment power structure, electricity consumption when making some electrical power user reduce peak, increase electricity consumption during low ebb, realize peak load shifting, reduce the gap of power supply peak-to-valley value, improve the operational efficiency of electric power system, reduce costs, reduce production capacity waste.
Current national most area all performs time-of-use tariffs, and air-conditioning is the household electrical appliance that electricity capacity is comparatively large, the generation electricity charge are more, if make full use of the cheap electric power of low ebb, just effectively can reduce electric cost expenditure.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of structure and simply uses electricity in off-peak hours accumulation energy air conditioner, can air conditioner refrigerating be stored when electricity consumption trough or make thermogenetic energy, the refrigeration stored before user can discharge when electricity consumption crest or heating capacity, thus reach and utilize the cheap electric power of trough, effectively reduce the effect of electric cost expenditure.
The present invention solves the problems of the technologies described above adopted technical scheme: one is used electricity in off-peak hours accumulation energy air conditioner, and comprise indoor set and off-premises station, indoor set comprises indoor heat exchanger, and off-premises station comprises compressor, outdoor heat exchanger, condensation expansion valve and energy storage canister; Described off-premises station also comprises energy storage expansion valve, the first three-way diverter valve, the first four-way change-over valve and the second four-way change-over valve; The exhaust outlet of described compressor and the inlet communication of the first three-way diverter valve, first outlet of the first three-way diverter valve is communicated with the first interface of the first four-way change-over valve, the energy storage canister coil pipe that second outlet of the first three-way diverter valve is located at energy storage canister exchanger base by dish is communicated with the first interface of the first four-way change-over valve, second interface of the first four-way change-over valve is communicated with outdoor heat exchanger one end, 3rd interface of the first four-way change-over valve is communicated with compressor return air mouth, and the 4th interface of the first four-way change-over valve is communicated with one end of indoor heat exchanger; The other end of indoor heat exchanger is communicated with the first interface of the second four-way change-over valve, the other end of outdoor heat exchanger passes through the second orifice of condensation expansion valve and the second four-way change-over valve, 3rd interface of the second four-way change-over valve is communicated with by the entrance point of energy storage expansion valve with energy storage canister heat exchanger afterwards with the 4th interface parallel connection, and the port of export of energy storage canister heat exchanger is communicated with compressor return air mouth.
The present invention solves the problems of the technologies described above another adopted technical scheme: one is used electricity in off-peak hours accumulation energy air conditioner, and comprise indoor set and off-premises station, indoor set comprises evaporimeter, and off-premises station comprises compressor, outdoor heat exchanger, condensation expansion valve and energy storage canister; Described off-premises station also comprises energy storage expansion valve, the first three-way diverter valve and the second three-way diverter valve; The exhaust outlet of described compressor and the inlet communication of the first three-way diverter valve, first outlet of the first three-way diverter valve is communicated with one end of outdoor heat exchanger, and the energy storage canister coil pipe that the second outlet of the first three-way diverter valve is located at energy storage canister exchanger base by dish is communicated with one end of outdoor heat exchanger; One end of evaporimeter is communicated with the first interface of the second three-way diverter valve, second interface of the second three-way diverter valve is communicated with the other end of outdoor heat exchanger by condensation expansion valve, 3rd interface of the second three-way diverter valve is communicated with the entrance point of energy storage canister heat exchanger by energy storage expansion valve, and the port of export of energy storage canister heat exchanger is communicated with the gas returning port of compressor; The other end of evaporimeter is communicated with the gas returning port of compressor.
Compared with prior art, the invention has the advantages that and on the running route of refrigerant, set up some reversal valves and connecting line carries out simple structure adjustment, the running route of refrigerant in air-conditioning is changed by reversal valve effect according to electricity condition, thus when electricity consumption peak valley, the energy that dump power produces can be stored in energy storage canister, when peak of power consumption by stored energy consumption in energy storage canister, reach and utilize time-of-use tariffs, effectively reduce the effect of electric cost expenditure, for user saves the electricity charge.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention one.
Fig. 2 is the refrigeration conventional operation figure of the embodiment of the present invention one;
Fig. 3 is the refrigeration storage energy operation figure of the embodiment of the present invention one;
Fig. 4 is that the refrigeration of the embodiment of the present invention one releases energy service chart;
Fig. 5 be the embodiment of the present invention one heat conventional operation figure;
Fig. 6 be the embodiment of the present invention one heat storage energy operation figure;
Fig. 7 is that heating of the embodiment of the present invention one releases energy service chart;
Fig. 8 is the conventional operation figure of the embodiment of the present invention two;
Fig. 9 is the storage energy operation figure of the embodiment of the present invention two;
Figure 10 be the present invention execute releasing of example two can service chart.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described further, but the present invention is not limited only to following detailed description of the invention.
Specific embodiment one is air conditioner, and the structural representation of the present embodiment is illustrated in figure 1 one and uses electricity in off-peak hours accumulation energy air conditioner, and it comprises indoor set 1 and off-premises station 2; Indoor set 1 includes indoor heat exchanger 11; Off-premises station 2 comprises compressor 21, energy storage canister 22, energy storage expansion valve 23, outdoor heat exchanger expansion valve 24, outdoor heat exchanger 25, works the first three-way diverter valve 31 controlling fault offset effect, the first four-way change-over valve 32 playing the effect of control cooling and warming patten transformation and work the second four-way change-over valve 33 controlling large and small cycles effect, wherein, energy storage canister 22 comprises energy storage canister heat exchanger 221, energy-accumulating medium 222, energy storage canister coil pipe 223; Energy storage canister 22 is also provided with pressure-reducing valve (not shown) and liquid level detection device (not shown).
As shown in Figure 2, under refrigeration normal operating conditions, first three-way diverter valve 31 import and the first outlet, first four-way change-over valve 32 first interface and the second orifice, the 4th interface and the 3rd orifice, the second four-way change-over valve 33 second interface is communicated with first interface, the 3rd interface and the 4th orifice; Cold-producing medium flows into the first four-way change-over valve 32 from compressor 21 exhaust outlet through the first three-way diverter valve 31, successively through outdoor heat exchanger 25, and outdoor heat exchanger expansion valve 24, second four-way change-over valve 33, indoor heat exchanger 11, the first four-way change-over valve 32, gets back to compressor 21 gas returning port.
As shown in Figure 3, under storage energy operation state of freezing during electricity consumption peak valley, first three-way diverter valve 31 import and the first outlet, first four-way change-over valve 32 first interface and the second orifice, the 3rd interface and the 4th orifice, the second four-way change-over valve 33 first interface and the 4th orifice, the second interface and the 3rd orifice; Cold-producing medium flows into the first four-way change-over valve 32 from compressor 21 exhaust outlet through the first three-way diverter valve 31, successively through outdoor heat exchanger 25, and outdoor heat exchanger expansion valve 24, second four-way change-over valve 33, energy storage expansion valve 23, energy storage canister heat exchanger 221, gets back to compressor 21 gas returning port.
As shown in Figure 4, under during peak of power consumption, refrigeration releases energy running status, first three-way diverter valve 31 import and the second outlet, first four-way change-over valve 32 first interface and the second orifice, the 4th interface and the 3rd orifice, the second four-way change-over valve 33 second interface is communicated with first interface, the 3rd interface and the 4th orifice; Cold-producing medium to flow into the energy storage canister coil pipe 223 energy storage canister 22 through the first three-way diverter valve 31 from compressor 21 exhaust outlet, successively through the first four-way change-over valve 32, outdoor heat exchanger 25, outdoor heat exchanger expansion valve 24, second four-way change-over valve 33, indoor heat exchanger 11, the first four-way change-over valve 32, gets back to compressor 21 gas returning port.
As shown in Figure 5, under heating normal operating conditions, first three-way diverter valve 31 import and the first outlet, first four-way change-over valve 32 first interface and the 4th orifice, the second interface and the 3rd orifice, the second four-way change-over valve 33 first interface and the second orifice, the 3rd interface and the 4th orifice; Cold-producing medium flows into the first four-way change-over valve 32 from compressor 21 exhaust outlet through the first three-way diverter valve 31, successively through indoor heat exchanger 11, and the second four-way change-over valve 33, outdoor heat exchanger expansion valve 24, outdoor heat exchanger 25, the first four-way change-over valve 32, gets back to compressor 21 gas returning port.
As shown in Figure 6, under heating storage energy operation state during electricity consumption peak valley, first three-way diverter valve 31 import and the first outlet, first four-way change-over valve 32 first interface and the 4th orifice, the 3rd interface and the second orifice, the second four-way change-over valve 33 first interface and the 4th orifice, the 3rd interface and the second orifice; Cold-producing medium flows into the first four-way change-over valve 32 from compressor 21 exhaust outlet through the first three-way diverter valve 31, and successively through indoor heat exchanger 11, the second four-way change-over valve 33, energy storage expansion valve 23, energy storage canister heat exchanger 221, gets back to compressor 21 gas returning port.
As shown in Figure 7, heat under releasing energy running status during peak of power consumption, first three-way diverter valve 31 import and the second outlet, first four-way change-over valve 32 first interface and the 4th orifice, the second interface and the 3rd orifice, the second four-way change-over valve 33 first interface and the second orifice, the 3rd interface and the 4th orifice; Cold-producing medium to flow into the energy storage canister coil pipe 223 energy storage canister 22 through the first three-way diverter valve 31 from compressor 21 exhaust outlet, successively through the first four-way change-over valve 32, indoor heat exchanger 11, second four-way change-over valve 33, outdoor heat exchanger expansion valve 24, outdoor heat exchanger 25, the first four-way change-over valve 32, gets back to compressor 21 gas returning port.
Specific embodiment two is single cold air-conditioning, and the structural representation of the present embodiment is as shown in Figures 8 to 10 to use electricity in off-peak hours accumulation energy air conditioner for one, and it comprises indoor set 1 and off-premises station 2; Indoor set 1 includes evaporimeter 11 '; Off-premises station 2 comprises compressor 21, energy storage canister 22, energy storage expansion valve 23, outdoor heat exchanger expansion valve 24, outdoor heat exchanger 25 ', work the first three-way diverter valve 31 controlling fault offset effect, work the second three-way diverter valve 34 controlling large and small cycles effect, wherein, energy storage canister 22 comprises energy storage canister heat exchanger 221, energy-accumulating medium 222, energy storage canister coil pipe 223; Energy storage canister 22 is also provided with pressure-reducing valve (not shown) and liquid level detection device (not shown).
As shown in Figure 8, under normal operating conditions, the first three-way diverter valve 31 import and the first outlet, the second three-way diverter valve 34 first interface and the second orifice; Cold-producing medium flows into outdoor heat exchanger 25 ' from compressor 21 exhaust outlet through the first three-way diverter valve 31, more successively through outdoor heat exchanger expansion valve 24, second three-way diverter valve 34, evaporimeter 11 ', gets back to compressor 21 gas returning port.
As shown in Figure 9, during electricity consumption peak valley under storage energy operation state, the first three-way diverter valve 31 import and the first outlet, the second three-way diverter valve 34 second interface and the 3rd orifice; Cold-producing medium flows into outdoor heat exchanger 25 ' from compressor 21 exhaust outlet through the first three-way diverter valve 31, more successively through outdoor heat exchanger expansion valve 24, second three-way diverter valve 34, energy storage expansion valve 23, energy storage canister heat exchanger 221, gets back to compressor 21 gas returning port.
As shown in Figure 10, under releasing energy running status during peak of power consumption, the first three-way diverter valve 31 import and the second outlet, the second three-way diverter valve 34 second interface is communicated with first interface; Cold-producing medium to flow into the energy storage canister coil pipe 223 energy storage canister 22 through the first three-way diverter valve 31 from compressor 21 exhaust outlet, again successively through outdoor heat exchanger 25 ', outdoor heat exchanger expansion valve 24, second three-way diverter valve 34, evaporimeter 11 ', gets back to compressor 21 gas returning port.

Claims (2)

1. use electricity in off-peak hours an accumulation energy air conditioner, comprise indoor set and off-premises station, indoor set comprises indoor heat exchanger, and off-premises station comprises compressor, outdoor heat exchanger, condensation expansion valve and energy storage canister; It is characterized in that: described off-premises station also comprises energy storage expansion valve, the first three-way diverter valve, the first four-way change-over valve and the second four-way change-over valve; The exhaust outlet of described compressor and the inlet communication of the first three-way diverter valve, first outlet of the first three-way diverter valve is communicated with the first interface of the first four-way change-over valve, the energy storage canister coil pipe that second outlet of the first three-way diverter valve is located at energy storage canister exchanger base by dish is communicated with the first interface of the first four-way change-over valve, second interface of the first four-way change-over valve is communicated with outdoor heat exchanger one end, 3rd interface of the first four-way change-over valve is communicated with compressor return air mouth, and the 4th interface of the first four-way change-over valve is communicated with one end of indoor heat exchanger; The other end of indoor heat exchanger is communicated with the first interface of the second four-way change-over valve, the other end of outdoor heat exchanger passes through the second orifice of condensation expansion valve and the second four-way change-over valve, 3rd interface of the second four-way change-over valve is communicated with by the entrance point of energy storage expansion valve with energy storage canister heat exchanger afterwards with the 4th interface parallel connection, and the port of export of energy storage canister heat exchanger is communicated with compressor return air mouth.
2. use electricity in off-peak hours an accumulation energy air conditioner, comprise indoor set and off-premises station, indoor set comprises evaporimeter, and off-premises station comprises compressor, outdoor heat exchanger, condensation expansion valve and energy storage canister; It is characterized in that: described off-premises station also comprises energy storage expansion valve, the first three-way diverter valve and the second three-way diverter valve; The exhaust outlet of described compressor and the inlet communication of the first three-way diverter valve, first outlet of the first three-way diverter valve is communicated with one end of outdoor heat exchanger, and the energy storage canister coil pipe that the second outlet of the first three-way diverter valve is located at energy storage canister exchanger base by dish is communicated with one end of outdoor heat exchanger; One end of evaporimeter is communicated with the first interface of the second three-way diverter valve, second interface of the second three-way diverter valve is communicated with the other end of outdoor heat exchanger by condensation expansion valve, 3rd interface of the second three-way diverter valve is communicated with the entrance point of energy storage canister heat exchanger by energy storage expansion valve, and the port of export of energy storage canister heat exchanger is communicated with the gas returning port of compressor; The other end of evaporimeter is communicated with the gas returning port of compressor.
CN201510967242.2A 2015-12-18 2015-12-18 Peak load shifting accumulation energy air conditioner Active CN105465929B (en)

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CN105465929B CN105465929B (en) 2018-12-21

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58133542A (en) * 1982-02-03 1983-08-09 Hitachi Ltd Heat pump type air conditioner
US5497629A (en) * 1993-03-23 1996-03-12 Store Heat And Produce Energy, Inc. Heating and cooling systems incorporating thermal storage
JPH10267433A (en) * 1997-03-28 1998-10-09 Daikin Ind Ltd Heat-storage type air conditioner
CN1281128A (en) * 1999-07-05 2001-01-24 清华同方股份有限公司 Cold and heat accumulation type air conditioner with heat pump
CN2535697Y (en) * 2002-04-08 2003-02-12 南京大学 Thermal storage heat pump type family-type central air conditioning macine
CN1825030A (en) * 2006-04-05 2006-08-30 哈尔滨工业大学 Household heat pump type energy accumulation central air conditioner set
CN201954694U (en) * 2011-03-24 2011-08-31 重庆大学 Air-conditioner utilizing phase-change material to accumulate cold
CN104913415A (en) * 2015-05-29 2015-09-16 广东美的制冷设备有限公司 Energy storage-type air conditioning system
CN205351601U (en) * 2015-12-18 2016-06-29 宁波奥克斯空调有限公司 Staggering power consumption energy storage air conditioner

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58133542A (en) * 1982-02-03 1983-08-09 Hitachi Ltd Heat pump type air conditioner
US5497629A (en) * 1993-03-23 1996-03-12 Store Heat And Produce Energy, Inc. Heating and cooling systems incorporating thermal storage
JPH10267433A (en) * 1997-03-28 1998-10-09 Daikin Ind Ltd Heat-storage type air conditioner
CN1281128A (en) * 1999-07-05 2001-01-24 清华同方股份有限公司 Cold and heat accumulation type air conditioner with heat pump
CN2535697Y (en) * 2002-04-08 2003-02-12 南京大学 Thermal storage heat pump type family-type central air conditioning macine
CN1825030A (en) * 2006-04-05 2006-08-30 哈尔滨工业大学 Household heat pump type energy accumulation central air conditioner set
CN201954694U (en) * 2011-03-24 2011-08-31 重庆大学 Air-conditioner utilizing phase-change material to accumulate cold
CN104913415A (en) * 2015-05-29 2015-09-16 广东美的制冷设备有限公司 Energy storage-type air conditioning system
CN205351601U (en) * 2015-12-18 2016-06-29 宁波奥克斯空调有限公司 Staggering power consumption energy storage air conditioner

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Effective date of registration: 20170428

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