CN208998230U - Across the season cold-storage whole year cooling system of one kind - Google Patents
Across the season cold-storage whole year cooling system of one kind Download PDFInfo
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- CN208998230U CN208998230U CN201821454019.3U CN201821454019U CN208998230U CN 208998230 U CN208998230 U CN 208998230U CN 201821454019 U CN201821454019 U CN 201821454019U CN 208998230 U CN208998230 U CN 208998230U
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Abstract
The utility model discloses across the season cold-storage whole year cooling systems of one kind, belong to air-conditioning technical field.The system includes level-one cold-storage, second level cold-storage, releases cooling, natural cooling and cooling five circuits of freezing.Cooled down in winter by natural cooling circuit to equipment, at the same in winter low power consumption when, cryogenic cold energy is generated by level-one cold-storage and second level cold-storage circuit and is stored.Equipment is cooled down by releasing cold cooling circuit in summer and transition season, refrigeration cooling circuit is spare as summer.Across the season cold-storage whole year cooling system of the utility model has using winter low ebb electricity price refrigeration and cold-storage and stores up that cold density is big, quality is high, it is cooling to be suitable for various electronic equipments, wind power generating set, data center computer room etc..
Description
Technical field
The utility model relates to across the season cold-storage whole year cooling systems of one kind, belong to air-conditioning technical field.
Background technique
Into 21 century energy shortages, environmental problem caused by pollutant emission becomes increasingly conspicuous.In China, 11th Five-Year to ten
Energy-saving and emission-reduction are classified as important implementation goal in three or five planning.Cell phone network fast development in recent years makes communication base station and end
End subscriber quantity steeply rises.Ministry of Industry and Information's report display, the quantity for ending the base station in October, 2014 whole nation 4G is 700,000.It cuts
Only 2 months 2015, Ministry of Industry and Information's statistical data showed mobile phone user's sum up to 12.9 hundred million families.Air-conditioning Urban Annual Electrical Power Consumption energy consumption accounts for base
Stand the 46% of total electric energy consumption, communication base station power consumption can effectively be reduced by reducing air conditioning energy consumption.
Cool Storage Technology can improve and alleviate imbalance between power supply and demand, realize the peak load shifting of power grid, be for state's energy conservation, be user
Save one of the best-of-breed technology of money.By taking the commercial power of Beijing as an example, when voltage class is not higher than 1 kilovolt, Critical Peak Pricing 1.5295
Member/kilowatt hour, peak electricity tariff are 1.4002 yuan/kilowatt hour, and flat section electricity price is 0.8745 yuan/kilowatt hour, and low ebb electricity price is only
0.3748 yuan/kilowatt hour.Rationally operating cost can be effectively reduced using low ebb electricity price.
Communication base station whole year non-stop run in 8760 hours, base station calorific value is more stable, and heating power is big, in big portion, China
Region-by-region whole year needs to cool down.In winter and transition season, outside air temperature is lower, can be cooled down using outdoor cold source for communication base station
Communication base station, this type of cooling become natural cooling.Currently, the common type of cooling of communication base station has equipped with separate type heat
Pipe, pump driving circuit heat pipe and glycol water heat-exchanger rig etc..There are also one is heat pipe and compressor are combined with each other
Compound base station air conditioner.
Therefore outdoor low temperature cold source is taken for the cooling device of above-mentioned communication base station, electronic equipment room etc. and is used,
The big problem of power consumption, while its annual power consumption for reduction, the cold source in winter and low ebb electricity price are fully utilized, practical
A kind of novel energy conservation, section money seasonal cool storage formula cooling system.
Utility model content
For disadvantages mentioned above present in the prior art and deficiency, the utility model discloses across the seasonal cool storage formulas of one kind
Cooling system by natural cold-storage, paddy electricity cold-storage, is released cooling, natural cooling and refrigeration cycle and is organically integrated into system, benefit
Cold-storage is carried out with winter trough-electricity and low ambient temperature cold source, is cooled down in winter by natural cooling circuit to equipment, simultaneously
In winter when low power consumption, cryogenic cold energy is generated by level-one cold-storage and second level cold-storage circuit and is stored.In summer and mistake
Crossing season cools down equipment by releasing cold cooling circuit, and refrigeration cooling circuit is spare as summer；In addition, the utility model
It is applicable to various annual cooling devices and building, is completed during cold-storage period whole trough-electricities in winter, has both been played peak clipping and filled out
The effect of paddy, and the year power consumption of device or building can be reduced, it is embodied as state's energy conservation, saves the purpose of money for user.
In order to achieve the above objectives, the technical solution of the utility model is:
Across the season cold-storage whole year cooling system of one kind, including level-one cold-storage circuit, second level cold-storage circuit, natural cooling time
Cold cooling circuit is released and the cooling circuit that freezes in road, filled with heat transferring medium in each circuit, which is characterized in that
Level-one cold-storage circuit, including one be arranged in the first heat-exchanger rig in cold-storage device, first circulation pump and
One is set to the first outdoor condenser, and the outlet of first heat-exchanger rig is by pipeline through a valve V3, it is described first cold
The hot side of condenser, a valve V7, inlet communication after first circulation pump with first heat-exchanger rig；First heat exchange
The heat transferring medium of device discharge is re-delivered to institute under the driving of first circulation pump after first condenser is cooling
It states in the first heat-exchanger rig, and cooling capacity is stored into the cool storage medium of the cold-storage device；
Second level cold-storage circuit, including first heat-exchanger rig, a compressor, first condenser, first segment
Device is flowed, the outlet of first heat-exchanger rig is by pipeline through a valve V4, the compressor, a valve V1, it is described first cold
The hot side of condenser, the first throttling device, a valve V5Afterwards with the inlet communication of first heat-exchanger rig；The compressor
The heat transferring medium that be discharged by first heat-exchanger rig is sucked, is compressed into after high temperature and pressure that be discharged into the first condenser progress cold
But, it is returned to after the first throttling device further cools down to first heat-exchanger rig after, cooling capacity is stored into
In the cool storage medium of cold-storage device；
It is described to release cold cooling circuit, including first heat-exchanger rig, a second circulation pump, one is set to indoor heat exchange
Equipment, the outlet of first heat-exchanger rig is by pipeline through the valve V4, the heat exchange equipment, second circulation pump,
One valve V6Afterwards with the inlet communication of first heat-exchanger rig；It is changed described in the heat transferring medium warp of the first heat-exchanger rig discharge
After hot equipment heat absorption, it is re-delivered in first heat-exchanger rig under the driving of second circulation pump, and heat is stored up
It is stored in the cool storage medium of the cold-storage device；
It is cold to be set to outdoor second including second circulation pump, the heat exchange equipment, one for the natural cooling circuit
Condenser, the outlet of the heat exchange equipment is by pipeline through a valve V8, the hot side of second condenser, a valve V9, described
After two circulating pumps with the inlet communication of the heat exchange equipment；The heat transferring medium of the heat exchange equipment discharge is through second condenser
After cooling, it is re-delivered in the heat exchange equipment under the driving of second circulation pump；
The refrigeration cooling circuit, including the compressor, first condenser, a second throttling device, described change
Hot equipment, the outlet of the heat exchange equipment is by pipeline successively through the compressor, the valve V1, first condenser
Hot side, the second throttling device, a valve V2Afterwards with the inlet communication of the heat exchange equipment；The compressor sucking is by described
The heat transferring medium of heat exchange equipment discharge is compressed to after high temperature and pressure and is discharged into the first condenser and is cooled down, after through described second
Throttling set returns to after further cooling down to the heat exchange equipment.
Preferably, low ebb electricity price time in winter, when temperature of the outdoor temperature lower than cool storage medium in the cold-storage device
When, start level-one cold-storage circuit, when starting, opens the valve V3、V7, all closings of remaining valve.
Preferably, low ebb electricity price time in winter, as outside air temperature T2Not less than the cold-storage device temperature T1When,
Start second level cold-storage circuit, when starting, Open valve V1、V4And V5, all closings of remaining valve.
Preferably, as room temperature T3Higher than the cold-storage device temperature T1And it is lower than outside air temperature T4, and it is described
Cold-storage device temperature T1When using temperature not higher than critical cold-storage, or, working as room temperature T3Higher than the cold-storage device temperature T1
With outside air temperature T4, the room temperature T3With outside air temperature T4Difference less than a setting value, and the cold-storage fills
Set temperature T1When using temperature not higher than critical cold-storage, cold cooling circuit is released described in starting, at this point, starting valve V4、V6, remaining
Valve is all closed.
Preferably, as room temperature T3Higher than outside air temperature T4, and room temperature T3With outside air temperature T4Difference
When value is greater than a setting value, start the natural cooling circuit, at this point, starting valve V8、V9, all closings of remaining valve.
Preferably, as cold-storage device temperature T1Temperature and outside air temperature T are used higher than critical cold-storage4With room temperature
T3Meet T3-T4When less than setting value, start the refrigeration cooling circuit, when starting, Open valve V1、V2, remaining valve whole
It closes.
Preferably, the cold-storage device is sensible heat cold-storage, latent heat cold-storage or chemical cold-storage.
It is according to the present utility model in another aspect, the utility model additionally provides a kind of across seasonal cool storage whole year cooling system
System, across the seasonal cool storage whole year cooling system are suitable for wind power generating set, including level-one cold-storage circuit, second level cold-storage are returned
Road, natural cooling circuit and cooling acting circuit is released, filled with heat transferring medium in each circuit, which is characterized in that
Level-one cold-storage circuit, including one be arranged in the first heat-exchanger rig in cold-storage device, first circulation pump and
One is set to the first outdoor condenser, and the outlet of first heat-exchanger rig is by pipeline through a valve V1, it is described first cold
The hot side of condenser, a valve V3, inlet communication after first circulation pump with first heat-exchanger rig；First heat exchange
The heat transferring medium of device discharge is re-delivered to institute under the driving of first circulation pump after first condenser is cooling
It states in the first heat-exchanger rig, and cooling capacity is stored into the cool storage medium of the cold-storage device；
Second level cold-storage circuit, including first heat-exchanger rig, a compressor, first condenser, first segment
Device is flowed, the outlet of first heat-exchanger rig is by pipeline through the compressor, a valve V2, first condenser heat
Side, a valve V4, inlet communication after the first throttling device with first heat-exchanger rig；The compressor sucking is by institute
The heat transferring medium for stating the discharge of the first heat-exchanger rig is compressed into after high temperature and pressure and is discharged into first condenser and is cooled down, later
It returns to after the first throttling device further cools down to first heat-exchanger rig, cooling capacity is stored into cold-storage device
Cool storage medium in；
It is described to release cooling acting circuit, including one be arranged in the cold-storage device the second heat-exchanger rig, second follow
Ring pump, the gear-box heat exchanger of expanding machine and wind power generating set, frequency converter heat exchanger, power generation machine heat exchanger, the gear
Case heat exchanger, frequency converter heat exchanger, generate electricity machine heat exchanger hot side outlet through a valve V8, the expanding machine changes with described second
The inlet communication of thermal, the one valve V of outlet of second heat-exchanger rig5, second circulation pump with the gear-box exchange heat
The hot side import connection of device, frequency converter heat exchanger, the machine heat exchanger that generates electricity；
The natural cooling circuit, including second circulation pump, the gear-box heat exchanger, frequency converter heat exchanger, generator
Heat exchanger, the second condenser, the gear-box heat exchanger, frequency converter heat exchanger, generate electricity machine heat exchanger hot side outlet through a valve
Door V7, the hot side of second condenser, a valve V6, second circulation pump with the gear-box heat exchanger, frequency converter heat exchanger,
The hot side import connection of power generation machine heat exchanger.
Compared with the existing technology, the technological merit of across the seasonal cool storage whole year cooling system of the utility model and beneficial skill
Art effect is:
1, the utility model by natural cold-storage, paddy electricity cold-storage, release cooling, natural cooling and refrigeration cycle and organically integrate
Into system, carry out cold-storage using winter trough-electricity and low ambient temperature cold source, in winter by natural cooling circuit to equipment into
Row cooling, at the same in winter low power consumption when, cryogenic cold energy is generated by level-one cold-storage and second level cold-storage circuit and is stored.
Equipment is cooled down by releasing cold cooling circuit in summer and transition season, refrigeration cooling circuit is spare as summer.
2, the level-one cold-storage of the utility model, release cooling and natural cooling circuit be using pump driving two-phase cool back
Road carries out the transmitting of cooling capacity, and cycle fluid used is identical as refrigerant used in refrigeration cycle, can use phase-change heat-exchange, unit matter
The refrigerating amount for measuring flow is big, in winter without considering antifreezing measures.
3, across the season cold-storage whole year cooling system of the utility model is applicable to various electronic equipments, wind-driven generator
The annual device for cooling such as group, data center computer room and building, cold-storage period all complete during trough-electricities in winter, have both played peak clipping and filled out
The effect of paddy, and the year power consumption of device or building can be reduced, it is embodied as state's energy conservation, saves the purpose of money for user.
Detailed description of the invention
Fig. 1 is the utility model across season cold storage 1 structural schematic diagram of cooling system embodiment；
Fig. 2 is the utility model across season cold storage 2 structural schematic diagram of cooling system embodiment；
Fig. 3 is that across the seasonal cool storage formula whole year cooling system of the utility model is suitable for the embodiment of wind power generating set
3 structural schematic diagrams.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, develop simultaneously implementation referring to the drawings
The utility model is further described in example.
Embodiment 1
Across the seasonal cool storage formula cooling system embodiment 1 of the utility model, as shown in Figure 1.The embodiment can be applied to
The whole year of communication base station, electronic equipment room etc. is cooling, by cold-storage device 1, the first heat-exchanger rig 2, first circulation pump 3, compression
Machine 4, the first condenser 5, second circulation pump 6, heat exchange equipment 7, the second condenser 8, first throttling device 20, second throttling device
21, valve V1To V9, temperature acquisition point T1To T4.It is water-soluble that the ethylene glycol that dischargeable capacity is 80% is filled in coiled regenerator 1
Liquid, mass concentration 40%.In addition to cold-storage device 1, other devices are connected by pipeline, after vacuumizing, are filled with refrigerant R32
And lubricating oil.The system has level-one cold-storage, second level cold-storage, releases cooling, natural cooling and cooling five circulation loops that freeze.
Level-one cold-storage circuit, the first heat-exchanger rig 2, first circulation pump including being arranged in cold-storage device 13 and are set to
The first outdoor condenser 5, the outlet of the first heat-exchanger rig 2 is by pipeline successively through valve V3, the first condenser 5 hot side,
Valve V7, inlet communication with the first heat-exchanger rig 2 after first circulation pump 3；The heat transferring medium warp of first heat-exchanger rig 2 discharge
After first condenser 5 is cooling, it is re-delivered in the first heat-exchanger rig 2 under the driving of first circulation pump 3, and cooling capacity is stored
Into the cool storage medium of cold-storage device 1.
When level-one cold-storage, Open valve V3And V7, all closings of remaining valve.The low ebb electricity price time in winter, when outdoor empty
Temperature degree T2< 0 DEG C, while cold-storage device temperature T1At > 10 DEG C, and above-mentioned condition and continue 5 minutes, starting first circulation pump 3,
The cooling capacity of outdoor Cryogenic air is transmitted to the glycol water of cold-storage device 1 by circulator.When cold-storage device temperature
T1At < -5 DEG C, level-one cold-storage EP (end of program) starts second level cold-storage.
Second level cold-storage circuit, including the first heat-exchanger rig 2, compressor 4, the first condenser 5, first throttling device 20, the
The outlet of one heat-exchanger rig 2 is by pipeline through valve V4, compressor 4, valve V1, the first condenser 5 hot side, first throttle dress
Set 20, valve V5Afterwards with the inlet communication of the first heat-exchanger rig 2；The sucking of compressor 4 is situated between by the heat exchange that the first heat-exchanger rig 2 is discharged
Matter is compressed into after high temperature and pressure and is discharged into the first condenser 5 and is cooled down, after after first throttling device 20 is further cooling weight
It newly is back to the first heat-exchanger rig 2, cooling capacity is stored into the cool storage medium of cold-storage device 1.
When second level cold-storage, Open valve V1、V4And V5, all closings of remaining valve.In winter the low ebb electricity price time, work as room
Outer air themperature T2< 0 DEG C, while cold-storage device temperature T1At < -5 DEG C, meet above-mentioned condition and continue 5 minutes, starts compressor 4
Freeze.As cold-storage device temperature T1At < -25 DEG C, meets above-mentioned condition and continue 5 minutes, second level cold-storage terminates, the entire winter
Season cold-storage EP (end of program).
Cold cooling circuit is released, including the first heat-exchanger rig 2, second circulation pump 6, are set to indoor heat exchange equipment 7, first
The outlet of heat-exchanger rig 2 is by pipeline successively through valve V4, heat exchange equipment 7, second circulation pump 6, valve V6It is filled afterwards with the first heat exchange
Set 2 inlet communication；The heat transferring medium of first heat-exchanger rig 2 discharge is after the heat absorption of heat exchange equipment 7, in the drive of second circulation pump 6
It is re-delivered in the first heat-exchanger rig 2 under dynamic, and will be in the cool storage medium of heat storage to cold-storage device 1
When releasing cooling, Open valve V4And V6, all closings of remaining valve.As room temperature T3Meet T3> 28 DEG C, storage
Device for cooling temperature T1< 15 DEG C and outer air themperature T4At > 18 DEG C, and above-mentioned condition continues 5 minutes, and cooling is released in starting；Work as interior
Temperature T3Meet 22 DEG C < T3At < 28 DEG C, and above-mentioned condition continues 5 minutes, maintains the statusquo；As room temperature T3Meet T3> 22 DEG C,
Meet above-mentioned condition and continue 5 minutes, cooling is released in closing.
Natural cooling circuit including second circulation pump 6, heat exchange equipment 7, is set to the second outdoor condenser 8, and heat exchange is set
Standby 7 outlet is by pipeline successively through valve V8, the hot side of the second condenser 8, valve V9, second circulation pump 6 after with heat exchange equipment
7 inlet communications；The heat transferring medium that heat exchange equipment 7 is discharged is after the second condenser 8 is cooling, the weight under the driving of second circulation pump 6
Newly it is transported in heat exchange equipment 7.
When natural cooling, Open valve V8And V9, all closings of remaining valve.As room temperature T3With outdoor temperature T4It is full
Sufficient T3-T4At > 10 DEG C, and above-mentioned condition continues 5 minutes, starts natural cooling；Work as T3-T4> 15 DEG C and T3At < 22 DEG C, and it is above-mentioned
Condition simultaneously continues 5 minutes, closes natural cooling.
Freeze cooling circuit, including compressor 4, the first condenser 5, second throttling device 21, heat exchange equipment 7, and heat exchange is set
Standby 7 outlet is by pipeline through compressor 4, valve V1, the hot side of the first condenser 5, second throttling device 21, valve V2Afterwards with
The inlet communication of heat exchange equipment 7；Compressor 4 sucks the heat transferring medium being discharged by heat exchange equipment 7, is discharged into after being compressed to high temperature and pressure
First condenser 5 is cooled down, after return to after second throttling device 21 is further cooling to heat exchange equipment 7.
When refrigeration is cooling, Open valve V1And V2, all closings of remaining valve.As cold-storage device temperature T1> 15 DEG C and room
Interior temperature T3With outdoor temperature T4Meet T3-T4At < 10 DEG C, starting refrigeration cooling.
Embodiment 2
Embodiment 2 shown in Fig. 2 is other all the same difference from example 1 is that natural cooling circuit.The implementation
In example, the second condenser 8 in natural cooling circuit uses enclosed spray cooler, utilizes the evaporation endothermic heat exchanging equipment of water
7 are cooled down, and advantage is the heat transfer temperature difference that can reduce the second condenser 8, are extended the natural cooling time, are reduced the storage of cold-storage device
Refrigeration requirement saves initial cost.
Embodiment 3
As shown in figure 3, embodiment 3 is used for the cooling of wind power generating set.The cooling system is changed by cold-storage device 1, first
Thermal 2, first circulation pump 3, compressor 4, the first condenser 5, first throttling device 20, second circulation pump the 6, second condenser
8, the second heat-exchanger rig 12, expanding machine 17, generator 18, gear-box heat exchanger 13, frequency converter heat exchanger 14, power generation machine heat exchanger
15, wind energy conversion system 16, temperature acquisition point T1、T2And T3。
The glycol water that dischargeable capacity is 80%, mass concentration 40% are filled in coiled regenerator 1.The
One heat-exchanger rig 2, first circulation pump 3, compressor 4 are connected with the first condenser 5 by pipeline, after vacuumizing, are filled with refrigerant
R32 and lubricating oil.Second circulation pumps the 6, second condenser 8, the second heat exchanger 12, expanding machine 17, gear-box heat exchanger 13, frequency conversion
Device heat exchanger 14 is connected with power generation machine heat exchanger 15 by pipeline, after vacuumizing, is filled with Organic Rankine Cycle working medium R134a.It should
System has level-one cold-storage, second level cold-storage, releases four cooling, natural cooling circulation loops.
Level-one cold-storage and second level charge cycle circuit are same as Example 1, and which is not described herein again.Two circuits can directly utilize
The electric energy of wind power generating set supplies electrical equipment.Essentially consisted in place of the main difference of embodiment 2 and embodiment 1 release it is cold
But, natural cooling circuit is different.
Release cooling acting circuit, including one be arranged in the second heat-exchanger rig 12 in cold-storage device, second circulation pump 6,
Expanding machine 17 and the gear-box heat exchanger 13 of wind power generating set, frequency converter heat exchanger 14, power generation machine heat exchanger 15, gear
Case heat exchanger 13, frequency converter heat exchanger 14, generate electricity machine heat exchanger 15 hot side outlet through a valve V8, expanding machine 17 and second
The inlet communication of heat-exchanger rig 12, the one valve V of outlet of the second heat-exchanger rig 125, second circulation pump 6 with gear-box heat exchanger
13, the hot side import connection of frequency converter heat exchanger 14, the machine heat exchanger 15 that generates electricity；
Natural cooling circuit, including second circulation pump 6, gear-box heat exchanger 13, frequency converter heat exchanger 14, generator heat exchange
Device 15, the second condenser 8, gear-box heat exchanger 13, frequency converter heat exchanger 14, generate electricity machine heat exchanger 15 hot side outlet through a valve
Door V7, the hot side of the second condenser 8, a valve V6, second circulation pump 6 with gear-box heat exchanger 13, frequency converter heat exchanger 14, hair
The hot side import of motor heat exchanger 15 is connected to.
It releases in cold cooling circuit, there is the larger temperature difference between cold-storage device 1 and the heat-producing device of wind power generating set, it is available
It releases cold cooling circuit and is completed at the same time cooling and two kinds of functions of Organic Rankine Cycle, improve the utilization rate of wind energy.Running of wind generating set
When, gear-box, generator and frequency converter are understood some wind energy and are transformed into thermal energy due to friction and resistance.Second circulation pump 6 will
It is transported to after the boosting of low temperature liquid phase working medium in gear-box heat exchanger 13, frequency converter heat exchanger 14 and power generation machine heat exchanger 15, low temperature
Become high temperature and high pressure gas after liquid phase working fluid heat absorption and enter the progress expansion work of expanding machine 17, expansion work driven generator 18 carries out
The low-temp low-pressure gas-phase working medium of power generation, expander outlet enters the second heat-exchanger rig 12, becomes after coagulating after exchanging heat with cold-storage device 1
Low temperature liquid phase working medium flows into second circulation pump 6, into recycling next time.
Natural cooling starts natural cooling when releasing cold loop and cannot use as spare cooling circuit.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution, improvement and etc. done should be included in the utility model
Within the scope of.
Claims (8)
1. a kind of across season cold-storage whole year cooling system, including level-one cold-storage circuit, second level cold-storage circuit, natural cooling circuit,
Release cold cooling circuit and refrigeration cooling circuit, which is characterized in that
Level-one cold-storage circuit is set including the first heat-exchanger rig, first circulation pump and one that one is arranged in cold-storage device
It is placed in the first outdoor condenser, the outlet of first heat-exchanger rig is by pipeline through a valve V3, first condenser
Hot side, a valve V7, inlet communication after first circulation pump with first heat-exchanger rig；First heat-exchanger rig
The heat transferring medium of discharge is re-delivered to described the after first condenser is cooling under the driving of first circulation pump
In one heat-exchanger rig, and cooling capacity is stored into the cool storage medium of the cold-storage device；
Second level cold-storage circuit, including first heat-exchanger rig, a compressor, first condenser, first throttle dress
It sets, the outlet of first heat-exchanger rig is by pipeline through a valve V4, the compressor, a valve V1, first condenser
Hot side, the first throttling device, a valve V5Afterwards with the inlet communication of first heat-exchanger rig；The compressor sucking
The heat transferring medium being discharged by first heat-exchanger rig is compressed into after high temperature and pressure and is discharged into first condenser and is cooled down,
After through the first throttling device further cool down after return to first heat-exchanger rig, cooling capacity is stored into cold-storage
In the cool storage medium of device；
It is described to release cold cooling circuit, including first heat-exchanger rig, a second circulation pump, one be set to indoor heat exchange and set
Standby, the outlet of first heat-exchanger rig is by pipeline through the valve V4, the heat exchange equipment, second circulation pump, one
Valve V6Afterwards with the inlet communication of first heat-exchanger rig；The heat transferring medium of the first heat-exchanger rig discharge is through the heat exchange
After equipment heat absorption, it is re-delivered in first heat-exchanger rig under the driving of second circulation pump, and by heat storage
Into the cool storage medium of the cold-storage device；
The natural cooling circuit is set to the second outdoor condensation including second circulation pump, the heat exchange equipment, one
Device, the outlet of the heat exchange equipment is by pipeline through a valve V8, the hot side of second condenser, a valve V9, described second
After circulating pump with the inlet communication of the heat exchange equipment；The heat transferring medium of the heat exchange equipment discharge is cold through second condenser
But it after, is re-delivered in the heat exchange equipment under the driving of second circulation pump；
The refrigeration cooling circuit, including the compressor, first condenser, a second throttling device, it is described heat exchange set
Standby, the outlet of the heat exchange equipment is by pipeline successively through the compressor, the valve V1, first condenser heat
Side, the second throttling device, a valve V2Afterwards with the inlet communication of the heat exchange equipment；The compressor sucking is changed by described
The heat transferring medium of hot equipment discharge is compressed to after high temperature and pressure and is discharged into the first condenser and is cooled down, after through second section
Stream device returns to after further cooling down to the heat exchange equipment.
2. across season cold-storage whole year cooling system according to claim 1, which is characterized in that in winter when low ebb electricity price
Between, when outdoor temperature is lower than the temperature of cool storage medium in the cold-storage device, start level-one cold-storage circuit, when starting,
Open the valve V3、V7, all closings of remaining valve.
3. across season cold-storage whole year cooling system according to claim 1, which is characterized in that in winter when low ebb electricity price
Between, as outside air temperature T2Not less than cold-storage device temperature T1When, start second level cold-storage circuit, when starting, Open valve
V1、V4And V5, all closings of remaining valve.
4. across season cold-storage whole year cooling system according to claim 1, which is characterized in that as room temperature T3Higher than storage
Device for cooling temperature T1And it is lower than outside air temperature T4, and cold-storage device temperature T1When using temperature not higher than critical cold-storage, or,
As room temperature T3Higher than cold-storage device temperature T1With outside air temperature T4, room temperature T3With outside air temperature T4Difference
Less than a setting value, and cold-storage device temperature T1When using temperature not higher than critical cold-storage, cold cooling circuit is released described in starting, this
When, start valve V4、V6, all closings of remaining valve.
5. across season cold-storage whole year cooling system according to claim 1, which is characterized in that as room temperature T3Higher than room
Outer air themperature T4, and room temperature T3With outside air temperature T4Difference be greater than a setting value when, start the natural cooling
Circuit, at this point, starting valve V8、V9, all closings of remaining valve.
6. across season cold-storage whole year cooling system according to claim 1, which is characterized in that as cold-storage device temperature T1It is high
Temperature and outside air temperature T are used in critical cold-storage4With room temperature T3Meet T3-T4When less than setting value, start the system
Cold cooling circuit, when starting, Open valve V1、V2, all closings of remaining valve.
7. across season cold-storage whole year cooling system according to claim 1, which is characterized in that the cold-storage device is sensible heat
Cold-storage, latent heat cold-storage or chemical cold-storage.
8. a kind of across seasonal cool storage whole year cooling system, across the seasonal cool storage whole year cooling system are suitable for wind-power electricity generation
Unit, including level-one cold-storage circuit, second level cold-storage circuit, natural cooling circuit and cooling acting circuit is released, it is filled in each circuit
There is heat transferring medium, which is characterized in that
Level-one cold-storage circuit is set including the first heat-exchanger rig, first circulation pump and one that one is arranged in cold-storage device
It is placed in the first outdoor condenser, the outlet of first heat-exchanger rig is by pipeline through a valve V1, first condenser
Hot side, a valve V3, inlet communication after first circulation pump with first heat-exchanger rig；First heat-exchanger rig
The heat transferring medium of discharge is re-delivered to described the after first condenser is cooling under the driving of first circulation pump
In one heat-exchanger rig, and cooling capacity is stored into the cool storage medium of the cold-storage device；
Second level cold-storage circuit, including first heat-exchanger rig, a compressor, first condenser, first throttle dress
It sets, the outlet of first heat-exchanger rig is by pipeline through the compressor, a valve V2, first condenser hot side,
One valve V4, inlet communication after the first throttling device with first heat-exchanger rig；The compressor sucking is by described
The heat transferring medium of first heat-exchanger rig discharge is compressed into after high temperature and pressure and is discharged into first condenser and is cooled down, after pass through
The first throttling device returns to after further cooling down to first heat-exchanger rig, and cooling capacity is stored into cold-storage device
In cool storage medium；
It is described to release cooling acting circuit, including one be arranged in the second heat-exchanger rig in the cold-storage device, second circulation pump,
Expanding machine and the gear-box heat exchanger of wind power generating set, frequency converter heat exchanger, power generation machine heat exchanger, the gear-box heat exchange
Device, frequency converter heat exchanger, generate electricity machine heat exchanger hot side outlet through a valve V8, the expanding machine and second heat-exchanger rig
Inlet communication, the one valve V of outlet of second heat-exchanger rig5, second circulation pump with the gear-box heat exchanger, frequency conversion
The hot side import connection of device heat exchanger, the machine heat exchanger that generates electricity；
The natural cooling circuit, including second circulation pump, the gear-box heat exchanger, frequency converter heat exchanger, generator
Heat exchanger, the second condenser, the gear-box heat exchanger, frequency converter heat exchanger, generate electricity machine heat exchanger hot side outlet through a valve
Door V7, the hot side of second condenser, a valve V6, second circulation pump with the gear-box heat exchanger, frequency converter heat exchanger,
The hot side import connection of power generation machine heat exchanger.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821454019.3U CN208998230U (en) | 2018-09-06 | 2018-09-06 | Across the season cold-storage whole year cooling system of one kind |
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| CN201821454019.3U CN208998230U (en) | 2018-09-06 | 2018-09-06 | Across the season cold-storage whole year cooling system of one kind |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344462A (en) * | 2020-03-27 | 2021-02-09 | 黄巧霞 | Refrigeration system for introducing outdoor air conditioning system |
| CN115264679A (en) * | 2022-06-29 | 2022-11-01 | 中南大学 | With CO2Seasonal cold accumulation system with hydrate as cold accumulation material |
-
2018
- 2018-09-06 CN CN201821454019.3U patent/CN208998230U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344462A (en) * | 2020-03-27 | 2021-02-09 | 黄巧霞 | Refrigeration system for introducing outdoor air conditioning system |
| CN115264679A (en) * | 2022-06-29 | 2022-11-01 | 中南大学 | With CO2Seasonal cold accumulation system with hydrate as cold accumulation material |
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