CN205909620U - Mixing of air cooling recirculated cooling water dry -type cold -storage is cooling system again - Google Patents
Mixing of air cooling recirculated cooling water dry -type cold -storage is cooling system again Download PDFInfo
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- CN205909620U CN205909620U CN201620892509.6U CN201620892509U CN205909620U CN 205909620 U CN205909620 U CN 205909620U CN 201620892509 U CN201620892509 U CN 201620892509U CN 205909620 U CN205909620 U CN 205909620U
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Abstract
The utility model relates to a mixing of air cooling recirculated cooling water dry -type cold -storage is cooling system again, at need cooling equipment external connection air cooling cooling back installation, link to each other through the pipeline and loop in, air cooling cooling back installation accesss to and sets up cooling system again on the output pipeline who needs the cooling device, cooling system export and output pipeline junction set up mixing device again, cooling system contains air -cooled natural cooling device and the storage system who connects gradually again, this storage system still connects in parallel has the refrigeration and cooling system, 2 at least air -cooled refrigeration and cooling devices or electric heat sink or lithium bromide refrigerating device can be adopted to it, the utility model discloses recirculated cooling water is mixed to the mode of well adoption mixing to combine cold -storage system, refrigerating unit and air -cooled cooling device to lower the temperature, the system is simple again, and the operational check is convenient, the exchange loss end, go out water temperature steady, and the range of application is wide.
Description
Technical field
This utility model belongs to the power plant cooling down system again that drought and water-scarce area is suitable for.
Background technology
In drought and water-scarce area, especially extreme dehydration area, the feature of summer climate is daytime temperature height, nighttime temperature
Low, day and night temperature is big.Part in this region has the industrial undertaking of the very big equipment of heat dissipation capacity, for ensureing the production peace of enterprise
Row for the national games, need to carry out cooling process by great equipment to heat dissipation capacity, to reach the safe operating temperature of equipment itself.For example generate electricity
Steam turbine in factory and the converter valve cooling system in subsidiary engine blood circulation, extra-high voltage DC transmission system DC current conversion station etc..Right
Drought and water shortage, especially extreme dehydration area, cooling recirculation system typically adopts air cooling system (also referred to as air cooling system), conventional big
The cooled temperature of type air cooling system interior circulation water is high 7～8 DEG C generally than outside atmosphere temperature.Because of extreme arid torrid climate Area during Summer
Meteorological condition is special, and the temperature on daytime is higher, often exceeds more than 32 DEG C so that the coolant-temperature gage after air cooling system cooling is at 39 DEG C
More than, require cooling inflow temperatures to have a special installation of safety requirements less than 38 DEG C for some, cooling water enter water temperature
Degree has exceeded the maximum safety temperature of its safe operation, need to carry out cooling further and process so as to the inflow temperature of recirculated water is low
Below safe temperature required by equipment, the normal operation that guarantee produces.Recirculated cooling water cools equipment from need
Draw and after air cooling cooling back installation cools down, if the temperature of its recirculated cooling water remains above cooled cooling system institute
During the highest safety value that need to lower the temperature with recirculated cooling water inlet temperature, could meet, after process of need to lowering the temperature again, the cooling system that is cooled
Safe operation require.
Generally, the mode processing frequently with water-spraying evaporation cooling of lowering the temperature again of recirculated cooling water, but in drought and water shortage, especially
It is extreme dehydration area, caloric value is larger, need the lower the temperature further system of process of recirculated cooling water to be or should not to prohibit the use of spray
The mode of water cooling, some areas are at all anhydrous to be gone to carry out spraying water, sprays to reach the purpose that evaporation cools.
The heat supply such as existing part steam power plant or big thermoelecrtic station, peak regulation station, heat exchange station, large-scale refrigeration plant, supply awkward silence at a meeting, adopt
Carry out saving in advance of heat or cold with energy-storage system, discharge heat again when needing and using or cold reach energy-conservation, peak regulation,
Ensure safety the purpose of heat supply, cooling.
Utility model content
The technical problem that this utility model is solved i.e. provide one kind be applied to drought and water-scarce area summer temp high when
The air cooling recirculated cooling water dry type cold-storage of the prestored cold storage capacity using blends cooling down system again.
The technological means that this utility model is adopted are as follows.
A kind of air cooling recirculated cooling water dry type cold-storage blends cooling system again, connects air cooling in the need device external that cools
Cooling back installation, is connected to form loop by pipeline, described air cooling cooling back installation leads to needs the defeated of cooling device
Go out and cooling system again is arranged on pipeline, this arranges mixing device in cooling system outlet and output channel junction again, then lowers the temperature and be
System comprises air-cooled natural cooling device and the energy-storage system being sequentially connected.
Described energy-storage system comprises energy storage tank, the water circulating pump being arranged at energy storage tank entrance and outlet and some valves.
Described energy-storage system is also parallel with refrigeration cool-down system, and it can be using air cooling refrigeration heat sink or electricity cooling dress
Put or lithium bromide refrigerating device, air cooling refrigeration heat sink quantity can arrange at least 2.
Have the beneficial effect that produced by this utility model.
1st, energy storage tank stores high-temperature cooling water and discharges the low-temperature cooling water saved in advance, after outdoor temperature dropping simultaneously in sweltering heat
Again cooling refrigeration is carried out to high-temperature cooling water, can reach purpose of avoiding the peak hour.
2nd, by first natural cooling being carried out to high-temperature cooling water, the refrigeration unit setting in refrigeration cooling device can be greatly reduced
And refrigeration auxiliary equipment quantity, reduce equipment cost, but refrigeration unit and auxiliary equipment be preferably maintained at two sets or two sets with
On.Utilize the feature that hot arid area day and night temperature is big, nocturnal temperature is low, when outdoor temperature is relatively low, using air-cooled simultaneously
The recirculated cooling water being stored in higher temperature in energy storage tank is carried out natural cooling, cooling by formula natural cooling device, can reach section
The purpose of the about energy.
Although the 3, this utility model decreases refrigeration unit and the quantity of refrigeration auxiliary equipment, due to energy-storage system and wind
The setting of cold type natural cooling device, there is provided the favorable environment of conventional refrigeration equipment, increased the use of refrigeration cooling device
Frequency.
4th, under summer extremely hot weather operating mode, the instantaneous temperature reduction power consumption of cold-storage cooling system again is relatively low, has
Effect energy saving.
5th, the lowered the temperature again recirculated cooling water of low-temperature cooling water and miss the mark temperature of this utility model directly blends, and hands over
Change low, the stable in outlet water temperature of loss.
6th, winter is adopted with the area of central heating, the especially confession steam power plant of thermoelectricity connection, central heating pipe network sets
Put hold over system, be the trend that energy-conservation, safety heat from now on.Therefore, cooling system and winter heating system close dry energy storage again
With energy-storage system, not only can reduce system engineering cost, also can improve the utilization rate of energy-storage system.Cooling system is whole again for cold-storage
The occupation of land of system (inclusion energy-storage system) is relatively large；But as shared, that is, deduct the land used of energy-storage system with heat reservoir, it is certainly
Body land used is relatively fewer.
7th, because the ambient temperature of various places differs larger, the outside air temperature of part summer sweltering heat arid area summer day is relatively
Height, in this utility model, recirculated cooling water is lowered the temperature by the way of cold accumulation system+refrigeration unit again, can be applicable to any area
The lowering the temperature again of recirculated cooling water on, applied range.
Brief description
Fig. 1 is the schematic diagram that air cooling recirculated cooling water dry type cold-storage of the present utility model blends cooling system again.
Specific embodiment
This utility model protection is applied to the summer nocturnal temperature lower ground area of drought and water-scarce area, is that a kind of air cooling follows
Ring cooling water dry cold-storage blends cooling system again.
As shown in figure 1, cooling equipment 1 external connection air cooling cooling back installation 2 in need, it is connected to form by pipeline
Loop, air cooling cooling back installation 2 leads to and arranges cooling system again on the output channel 21 need cooling device 1, then lowers the temperature
System outlet arranges mixing device 5 with output channel 21 junction.
Cooling system comprises the air-cooled natural cooling device 32 being sequentially connected and energy-storage system 4 again, in this energy-storage system 4
Comprise energy storage tank 41, the water circulating pump being arranged at energy storage tank 41 entrance and outlet and some valves.
In order to preferably ensure the function of cooling, energy-storage system 4 is also parallel with refrigeration cooling device 31, refrigeration cooling device
31 can be selected for electric heat sink or the bromination using under the air cooling refrigeration heat sink using under special operation condition, or conventional operating mode
Lithium refrigerating plant.When from air cooling refrigeration heat sink, its unit quantity can be at least 2, that is, according to use demand
Fixed, here no longer specifically limits.
When actually used, the high temperature circulation cooling water after needing cooling device 1 heat absorption to heat up flow to air cooling circulation
Chiller 2 carries out cooling down, then flows back and the need equipment of cooling is lowered the temperature.
As shown in figure embodiment, under conditions of summer sweltering heat, through air cooling cooling back installation 2 Posterior circle cooling water not
Reach requirement temperature, the low-temperature cooling water of storage in energy-storage system 4 is directly blended to output channel 21 by mixing device 5
Recirculated cooling water, open the valve of cooling system porch more simultaneously, the exit of air cooling cooling back installation 2 extract with
The sub-cooled discharge identical circulating cooling water yield needed for blending, to keep system interior circulation to cool down the balance of water inventory.
The recirculated cooling water being drawn into again in cooling system first passes through after air-cooled natural cooling device 32 lowers the temperature in advance, storage
Exist in energy storage tank 41.
After outside air temperature reduces, when recirculating cooling water system is not required to lower the temperature again, will be stored up by the water circulating pump of energy-storage system 4
The high temperature circulation cooling water deposited takes out, and sends into air-cooled natural cooling device 32 and lowers the temperature, in order that cooling water temperature is reduced to mixing
Mixed temperature required, with the pipeline loop circular flow of air-cooled natural cooling device 32.When the temperature of recirculated cooling water is down to directly
Connect blending temperature required when, be stored in energy storage tank 41 in case required when blending.
When above-mentioned cyclic process, the temperature of recirculated cooling water can not to be down to blending temperature required but reach refrigeration cool-down system
During the required temperature of system 31 refrigeration, open this refrigeration cool-down system 31 and freeze, the temperature of recirculated cooling water is down to direct blending
Required temperature, is stored in energy storage tank, in case required when blending.
Dry type cold-storage of the present utility model blends the setting of heat sink, simple system again, runs easy to control, meets dry
The recirculated cooling water of non-irrigated water-deficient area summer is lowered the temperature needs again, is particularly well-suited to summer nocturnal temperature lower ground area, also has such as
Lower advantage.
1st, energy storage tank stores high-temperature cooling water and discharges the low-temperature cooling water saved in advance, after outdoor temperature dropping simultaneously in sweltering heat
Again cooling refrigeration is carried out to high-temperature cooling water, can reach purpose of avoiding the peak hour.
2nd, by first natural cooling being carried out to high-temperature cooling water, the refrigeration unit setting in refrigeration cooling device can be greatly reduced
And refrigeration auxiliary equipment quantity, reduce equipment cost, but refrigeration unit and auxiliary equipment be preferably maintained at two sets or two sets with
On.Utilize the feature that hot arid area day and night temperature is big, nocturnal temperature is low, when outdoor temperature is relatively low, using air-cooled simultaneously
The recirculated cooling water being stored in higher temperature in energy storage tank is carried out natural cooling, cooling by formula natural cooling device, can reach section
The purpose of the about energy.
Although the 3, this utility model decreases refrigeration unit and the quantity of refrigeration auxiliary equipment, due to energy-storage system and wind
The setting of cold type natural cooling device, there is provided the favorable environment of conventional refrigeration equipment, increased the use of refrigeration cooling device
Frequency.
4th, under summer extremely hot weather operating mode, the instantaneous temperature reduction power consumption of cold-storage cooling system again is relatively low, has
Effect energy saving.
5th, the lowered the temperature again recirculated cooling water of low-temperature cooling water and miss the mark temperature of this utility model directly blends, and hands over
Change low, the stable in outlet water temperature of loss.
6th, winter is adopted with the area of central heating, the especially confession steam power plant of thermoelectricity connection, central heating pipe network sets
Put hold over system, be the trend that energy-conservation, safety heat from now on.Therefore, cooling system and winter heating system close dry energy storage again
With energy-storage system, not only can reduce system engineering cost, also can improve the utilization rate of energy-storage system.Cooling system is whole again for cold-storage
The occupation of land of system (inclusion energy-storage system) is relatively large；But as shared, that is, deduct the land used of energy-storage system with heat reservoir, it is certainly
Body land used is relatively fewer.
7th, because the ambient temperature of various places differs larger, the outside air temperature of part summer sweltering heat arid area summer day is relatively
Height, in this utility model, recirculated cooling water is lowered the temperature by the way of cold accumulation system+refrigeration unit again, can be applicable to any area
The lowering the temperature again of recirculated cooling water on, applied range.
Claims (5)
1. a kind of air cooling recirculated cooling water dry type cold-storage blends cooling system again, connects air cooling and follows in the need device external that cools
Ring chiller, is connected to form loop by pipeline it is characterised in that described air cooling cooling back installation leads to and need to cool
Cooling system again is arranged on the output channel of device, this arranges mixing device in cooling system outlet and output channel junction again,
Described cooling system again comprises the air-cooled natural cooling device being sequentially connected and energy-storage system.
2. air cooling recirculated cooling water dry type cold-storage as claimed in claim 1 blends cooling system it is characterised in that described storage again
System can comprise energy storage tank, the water circulating pump being arranged at energy storage tank entrance and outlet and some valves.
3. air cooling recirculated cooling water dry type cold-storage as claimed in claim 1 blends cooling system it is characterised in that accumulation of energy system again
System is also parallel with refrigeration cool-down system.
4. air cooling recirculated cooling water dry type cold-storage as claimed in claim 3 blends cooling system it is characterised in that described system again
Cold cooling system is air cooling refrigeration heat sink or electric heat sink or lithium bromide refrigerating device.
5. air cooling recirculated cooling water dry type cold-storage as claimed in claim 4 blends cooling system it is characterised in that described wind again
Cold type refrigeration cooling device quantity is at least 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892509.6U CN205909620U (en) | 2016-08-17 | 2016-08-17 | Mixing of air cooling recirculated cooling water dry -type cold -storage is cooling system again |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892509.6U CN205909620U (en) | 2016-08-17 | 2016-08-17 | Mixing of air cooling recirculated cooling water dry -type cold -storage is cooling system again |
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| CN205909620U true CN205909620U (en) | 2017-01-25 |
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| CN201620892509.6U Active CN205909620U (en) | 2016-08-17 | 2016-08-17 | Mixing of air cooling recirculated cooling water dry -type cold -storage is cooling system again |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375569A (en) * | 2019-06-17 | 2019-10-25 | 清华大学 | A kind of accumulation of energy cooling system and its adjusting method |
-
2016
- 2016-08-17 CN CN201620892509.6U patent/CN205909620U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375569A (en) * | 2019-06-17 | 2019-10-25 | 清华大学 | A kind of accumulation of energy cooling system and its adjusting method |
| WO2020253136A1 (en) * | 2019-06-17 | 2020-12-24 | 清华大学 | Energy storage and cooling system and method |
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