CN104236199B - Energy-efficient refrigerator system and integrated application method in production - Google Patents
Energy-efficient refrigerator system and integrated application method in production Download PDFInfo
- Publication number
- CN104236199B CN104236199B CN201410494532.5A CN201410494532A CN104236199B CN 104236199 B CN104236199 B CN 104236199B CN 201410494532 A CN201410494532 A CN 201410494532A CN 104236199 B CN104236199 B CN 104236199B
- Authority
- CN
- China
- Prior art keywords
- cooling
- refrigerator
- pipeline
- production line
- cold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Other Air-Conditioning Systems (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
Comprehensive application technology the invention discloses a kind of energy-efficient refrigerator system and in production, it solves the problems such as prior art brings shutdown there are high energy consumption and peak of power consumption power cuts to limit consumption to enterprise's production, it is characterised in that：It is to pass through according to the Demand Design of production line consumption cool equipment different freezing unit and cooling tower group and install pump, the pipeline of valve and production line consumption cool equipment composition circulation line, specific method：First, parallel machine operation will be freezed, original a plurality of production line refrigerator system is connected into parallel running by pipeline；Second is that power grid peak load shifting, adds cold accumulating pond and concentrate accumulation of energy；Third, using cooling tower cooler, when environment temperature is 15 DEG C or less seasons, without opening refrigerator.Have many advantages, such as to conceive science, layout reasonable, energy-saving, can effectively prevent making production line stop production the loss brought to enterprise because of power supply department power cuts to limit consumption and freezing unit repair, there is extensive application value.
Description
One, technical field
Refrigerator system energy comprehensive application technology in being produced the invention belongs to enterprise is especially being related to more freezing units
The energy-efficient integrated application method of high efficiency of energy.
Two, background technology
Because of production technology demand, BOPP membrane production lines need 10~20 DEG C of cooling waters.Cooling water formation is to use temperature
Automatic Control Theory forms 5~10 DEG C of chilled waters of refrigerator system supply by exchanger and cooling water coke slurry, meets life
Production demand.Every production line is equipped with refrigerator, and one uses or be mostly used standby, an independent parallel running.Not because of apparatus for production line situation
One, refrigerator system configuration different sizes, each system energy utilization rate difference is big, so refrigerator system between every production line
It freezes Water Energy and lacks complementarity.With the raising of summer environment temperature, production line refrigeration capacity requirement amount is continuously increased, and refrigeration is set
Standby utilization rate is high, and failure rate is also constantly soaring, often covers refrigerator running situation and has differences, is often covered between production line cold
Jelly machine system lacks interchangeability, if the refrigerator system of single production line breaks down, due to certainly will leading not in time for repair
It causes the production line stop, stop production.Summer high temperature season power grid electric is in short supply, electric power to power grid peak, paddy electricity take valuation it is different,
Unplanned property power cuts to limit consumption, power failure happen occasionally.The above situation directly causes enterprise product unstable quality, yield to decline, system
Make cost increase；Equipment is due to a lack of complementary, interchangeability simultaneously, and high failure rate, utilization rate is low, high energy consumption, and maintenance cost increases.
Unnecessary financial burden and negative effect are brought to enterprise, reduces the competitiveness of enterprise in the market.
Three, invention content
The purpose of the present invention is exactly to solve defect of the existing technology, and one kind is provided by cold to covering for manufacturing enterprise more
Jelly machine system carries out power grid peak load shifting parallel running, carries out chilled water and concentrates accumulation of energy, utilizes in real time, seasonality utilizes cooling tower
The comprehensive energy of cooling function rationally utilizes and energy conservation.
The technical scheme is that：Energy-efficient refrigeration system is passed through by cooling tower group, cooling pond, freezing unit
Circulation line is formed with pumping, consuming cool equipment with production line after the pipeline parallel connection of valve, i.e., is increased between cooling pond and freezing unit
If cold accumulating pond, on the one hand which is connected by pipeline with the evaporator for freezing unit, on the one hand by the way that the first valve is arranged
The first pipe of door is connected with the 4th pipeline of the second pump of the second pipe of the second valve of setting and setting, be arranged second pump the
Four pipelines are then connected with cooling pond, and cooling tower group is arranged above cooling pond, and cooling pond passes through pipeline and freezing unit
Condenser is connected, and cold accumulating pond then consumes cool equipment with production line by the third pipeline of the first pump of setting and is connected, and production line consumption is cold
The outlet side of equipment is connected by the 5th pipeline with third valve with the evaporator of freezing unit, and side passes through the 4th valve of band
6th pipeline of door is connected with the pipeline for the condenser for connecting cooling tower group and cooling unit.
The integrated application method of energy-efficient refrigeration system in production is that the Demand Design of cool equipment is consumed according to production line
Different freezing units and cooling tower group consumes cool equipment composition circulation line by installing pump, the pipeline of valve and production line,
The specific method is as follows：
（1）Refrigerator system is in parallel, is run to power grid peak load shifting, concentrates accumulation of energy：Refrigerator system is mainly by refrigerator
Refrigeration system and cooling system composition, freezing unit evaporator, cold accumulating pond, production line consumption cool equipment, pump, valve and pipeline are constituted
Freeze machine cooling system；Refrigerator heat dissipation is constituted by freezing train condenser, cooling tower group, cooling pond, pump, valve and pipeline
System；Freezing machine cooling system is connected by pipeline and valve, and the chilled water that a plurality of production line is freezed to unit carries out parallel connection
Output makes more refrigerators work under full-load conditions operation using the non-peak electric power period, by water pump by chilled water
It supplies production line and consumes cool equipment, while chilled water is stored in the form of sensible heat or latent heat in cold accumulating pond；In the peaking power period,
Production line is supplied by the first pump using the cold stored and consume cool equipment, so as to mitigate freezing unit load capacity, reach reduction
System refrigerator opens number of units, can also meet the needs of consumption cooling system.Refrigerator cooling system be to refrigerator condenser group into
Row cooling effect；In the peaking power period, electric energy can substantially be saved by reducing refrigerator unlatching number of units, while can be carried out to refrigerator
It is used alternatingly or the freezer device stopped is safeguarded, is maintained, reduce randomness equipment fault, it is reliable to improve equipment operation
Property.Unit central refrigerating is freezed, concentrates cold-storage, Parallel opertation to effectively improve chilled water Utilizing Energy Sources in Reason, improves refrigerator system
System chilled water resource complementation and equipment compatibility；
（2）Cooling tower freezes：Cooling tower refrigeration system consumes cold set by cooling tower group, cooling pond, cold accumulating pond, production line
Standby, pump, valve and pipeline composition, reach cooling work(using cooling tower operation principle by the relative humidity and pressure of air
Effect, cooling extent can reach 5-7 DEG C；Scheme is as follows：The former cooling tower group for being used as refrigerator heat dissipation is carried out simultaneously by pipeline
The cooling water to cool down is concentrated cold-storage by connection, central refrigerating, each production line consumption cool equipment is then conveyed one by one, with production line
It consumes cool equipment exchange water outlet and is sent to cooling tower group, concentrated again with air exchange cooling and be sent to cold accumulating pond concentration cold-storage, it is this
Refrigeration Technique is a kind of seasonal power-saving technology, because production consumption cool equipment cooling water need to be in 10-20 DEG C of range, therefore works as environment temperature
15 DEG C or less seasons, without opening freezing unit, the cooling water to be freezed using cooling tower also can reach production line and consume cool equipment
Demand, to reduce refrigeration equipment utilization rate, power cost saving reaches energy conservation and consumption reduction effects, since refrigerator is to shut down during this
State can carry out annual maintenance, maintenance, turnover job one by one to refrigerator, reliably be transported for next year high temperature season refrigerator
Row provides safeguard.
Beneficial effects of the present invention：When change prior art refrigeration machine daytime power grid peak load operation be low power consumption
Night 22：The morning 8 of 00 to next day：Operation, can both reduce opening, stopping number for system, while greatly reducing cold during 00
Jelly machine system equipment failure rate, improves the operational efficiency of refrigerator system equipment（8FS10 piston refrigerator operating conditions are seen below
Shown in table）.
Second is that it is to concentrate parallel running that refrigerator system, which changes independent parallel running, not only there is High cooling power range, low cost
Cold rate, and there is high reliability, while multipotency amount governing series, effectively mitigate the impact to consumer networks.
Third, refrigerator system high temperature season runs, the improvement operation of room temperature season.That is high temperature season, refrigerator system can expire
Load night concentrates parallel running；Room temperature season（Environment temperature is at 10-20 DEG C）When, utilize cooling tower negative pressure temperature reduction performance feature
（Water inlet can reach 5-10 DEG C with temperature difference of outlet water）, the multiple negative pressure low-temp cooling towers of scientific and reasonable configuration, workshop is ensuring to produce work
, can be according to season temperature change under the premise of skill, then suitably circulation is transformed, to realize chilled water and cooling
Water substitutes（It is mixed）, the operation quantity of refrigeration unit is reduced, to reach energy-saving effect.
The invention will be further described below in conjunction with the accompanying drawings.
Four, it illustrates
Fig. 1 is refrigerator system integrated artistic flow diagram of the present invention；
Fig. 2 is environment temperature of the present invention in 15 DEG C or more refrigerator system process schematic diagrames；
Fig. 3 is environment temperature of the present invention in 15 DEG C or less refrigerator system process figures.
In figure：1 is cold accumulating pond, and 2 be the first pump, and 3 consume cool equipment for production line, and 4 be third valve, and 5 be freezing unit, 6
It is evaporator for condenser, 7,8 be cooling tower group, and 9 be cooling pond, and 10 be the second pump, and 11 be the first valve, and 12 be the 4th valve
Door, 13 be the second valve.
Five, specific implementation mode
As shown in Figure 1, energy-efficient refrigeration system be by cooling tower group 8, cooling pond 9, freezing unit 5 and with pump,
Valve pipeline etc. constitutes circulation loop, is additionally arranged cold accumulating pond 1 between cooling pond 9 and freezing unit 5, the cold accumulating pond is on the one hand logical
Piping is connected with the evaporator 7 of freezing unit 5, on the one hand by the way that the first pipe of the first valve 11 is arranged and the second valve is arranged
Door 13 second pipe and setting second pump 10 the 4th pipeline be connected, be arranged second pump 10 the 4th pipeline then with cooling pond
9 are connected, and 9 top setting cooling tower group 8 of cooling pond is connected by pipeline with the condenser 6 of cooling unit, cold accumulating pond 1 then leads to
The third pipeline for crossing the first pump 2 of setting is connected with production line consumption cool equipment 3, and the outlet side of production line consumption cool equipment 3 passes through
The 5th pipeline with third valve 4 is connected with the evaporator 7 of freezing unit, side by the 6th pipeline of the 4th valve 12 of band and
Connection cooling tower group 8 is connected with the pipeline of the condenser 6 of cooling unit.
The comprehensive application technology of energy-efficient refrigeration system in production is the Demand Design that cool equipment is consumed according to production line
Different freezing units and cooling tower group consumes cool equipment composition circulation line by installing pump, the pipeline of valve and production line,
The specific method is as follows：
（1）Refrigerator system is in parallel, is run to power grid peak load shifting, concentrates accumulation of energy：Refrigerator system is mainly by refrigerator
Refrigeration system and cooling system composition, freezing unit evaporator, cold accumulating pond, production line consumption cool equipment, pump, valve and pipeline are constituted
Freeze machine cooling system；Refrigerator heat dissipation is constituted by freezing train condenser, cooling tower group, cooling pond, pump, valve and pipeline
System；Freezing machine cooling system is connected by pipeline and valve, and the chilled water that a plurality of production line is freezed to unit carries out parallel connection
Output makes more refrigerators work under full-load conditions operation using the non-peak electric power period, by water pump by chilled water
It supplies production line and consumes cool equipment, while chilled water is stored in the form of sensible heat or latent heat in cold accumulating pond；In the peaking power period,
Cool equipment is consumed by freezing unit supply production line using the cold stored, so as to mitigate freezing unit load capacity, reaches and subtracts
Few system refrigerator opens number of units, can also meet the needs of consumption cooling system.Refrigerator cooling system is to refrigerator condenser group
Carry out cooling effect；In the peaking power period, electric energy can substantially be saved by reducing refrigerator and opening number of units, at the same can to refrigerator into
Row is used alternatingly or is safeguarded, maintained to the freezer device stopped, and reduces randomness equipment fault, and improving equipment operation can
By property.Unit central refrigerating is freezed, concentrates cold-storage, Parallel opertation to effectively improve chilled water Utilizing Energy Sources in Reason, improves refrigerator
The resource complementation of system chilled water and equipment compatibility；
（2）Cooling tower freezes：Cooling tower refrigeration system consumes cold set by cooling tower group, cooling pond, cold accumulating pond, production line
Standby, pump, valve and pipeline composition, reach cooling work(using cooling tower operation principle by the relative humidity and pressure of air
Effect, cooling extent can reach 5-7 DEG C；Scheme is as follows：The former cooling tower group for being used as refrigerator heat dissipation is carried out simultaneously by pipeline
The cooling water to cool down is concentrated cold-storage by connection, central refrigerating, each production line consumption cool equipment is then conveyed one by one, with production line
It consumes cool equipment exchange water outlet and is sent to cooling tower group, concentrated again with air exchange cooling and be sent to cold accumulating pond concentration cold-storage, it is this
Refrigeration Technique is a kind of seasonal power-saving technology, because production consumption cool equipment cooling water need to be in 10-20 DEG C of range, therefore works as environment temperature
15 DEG C or less seasons, without opening freezing unit, the cooling water to be freezed using cooling tower also can reach production line and consume cool equipment
Demand, to reduce refrigeration equipment utilization rate, power cost saving reaches energy conservation and consumption reduction effects, since refrigerator is to shut down during this
State can carry out annual maintenance, maintenance, turnover job one by one to refrigerator, reliably be transported for next year high temperature season refrigerator
Row provides safeguard.
When implementing the present invention, as shown in Figure 1 and Figure 2, by environment temperature for 15 DEG C or more, equipment working state is：Valve
Door 4, valve 13 are opened, and pump 10, pump 2 are opened, and valve 12, valve 11 are closed, and freezing unit 5 is run, and cooling tower group 8 is run.Work
It is as flow：Chilled water supply production line in cold accumulating pond 1 is consumed cool equipment 3 by the first pump 2, is reached equipment cooling-down effect, is passed through
The chilled water that consumption cool equipment is swapped out flows into freezing unit 5 by the pipeline of setting valve 4, passes through the evaporator of refrigerator system
7 carry out refrigeration exchange, and chilled water again flows into cold accumulating pond, in cycles.Using the non-peak electric power period, make more refrigerators
Group 5 works operation under full-load conditions, and a part of chilled water supply production line consumption cool equipment 3, a part of chilled water is with sensible heat
Or the form of latent heat stores in cold accumulating pond 1.In the peaking power period, production line is supplied using the cold that these are stored, to
Refrigerator system can be reduced and open number of units, meet the needs of consumption cooling system.At this point, can specific aim to partial freeze machine system equipment
It safeguarded, maintained, reduce randomness equipment fault, improve operation rate, while reaching chilled water Utilizing Energy Sources in Reason, section
It can consumption reduction effect.Cooling tower group 8, cooling pond 9, pump 10 are to give refrigerator system condenser heat transmission.
As shown in Figure 1, Figure 3, for when environment temperature is at 15 DEG C or less, equipment working state is：Valve 12, valve 11
It opens, pump 10, pump 2 are opened, and valve 4, valve 13 are closed, and freezing unit 5 is stopped, and cooling tower group 8 is run.Start cooling tower
Group, combining environmental temperature open cooling tower number of units.Workflow is as follows：Cold water in cooling pond 9 is pumped 10 by second,
It flows through valve 11 and enters the concentration cold-storage of cold accumulating pond 1, the cold water in cold accumulating pond 1 is supplied to production line to consume cool equipment 3, warp by the first pump 2
It crosses production line consumption cool equipment 3 to be swapped out cold water and flow into cooling tower group 8 by valve 12, the water to cool down flows into cooling pond 9.This
When, freezing unit is in shutdown status, concentrates to the annual maintenance of freezing unit, maintenance or overhaul.
In conclusion this technology is by carrying out power grid peak load shifting parallel running to covering refrigerator system more, carrying out cold
Freeze water and concentrate accumulation of energy, utilizes in real time, it is unified to adjust, it exports one by one, seasonality is closed using the comprehensive energy of cooling tower cooling function
Reason utilizes and energy conservation.It is insufficient effectively to make up former refrigeration system, improves the complementary refrigeration system energy, interchangeability and profit
With natural environment refrigeration economy, operation rate is improved, random faule rate is reduced, reduces maintenance cost, reduces product system
This is caused, production efficiency is improved, stabilized product quality improves the market competitiveness for enterprise and makes powerful guarantee.
Claims (2)
1. a kind of energy-efficient refrigeration system, it includes cooling tower group（8）, cooling pond（9）, freezing unit（5）And pump,
Valve, pipeline, it is characterised in that：In cooling pond（9）With freezing unit（5）Between be additionally arranged cold accumulating pond（1）, one side of the cold accumulating pond
Face passes through pipeline and freezing unit（5）Evaporator（7）It is connected, on the one hand by the way that the first valve is arranged（11）First pipe with
Second valve is set（13）Second pipe and setting second pump（10）The 4th pipeline be connected, be arranged the second valve（13）
The other end connection freezing unit of two pipelines（5）Condenser（6）One end；The second pump of setting（10）The 4th pipeline then with it is cold
But pond（9）It is connected, cooling pond（9）Cooling tower group is arranged in top（8）, cold accumulating pond（1）Then pass through the first pump of setting（2）
Three pipelines consume cool equipment with production line（3）It is connected, which consumes cool equipment（3）Outlet side pass through band third valve（4）
The 5th pipeline with freezing unit evaporator（7）It is connected, side passes through the 4th valve of band（12）The 6th pipeline with connect it is cold
But tower group（8）With the condenser of freezing unit（6）Pipeline be connected.
2. a kind of integrated application method of energy-efficient refrigeration system in production, it is characterised in that：It is consumed according to production line
The Demand Design of cool equipment different freezing unit and cooling tower group, by installing pump, the pipeline of valve and production line consumption is cold sets
Standby to constitute circulation line, the specific method is as follows：
（1）Refrigerator system is in parallel, is run to power grid peak load shifting, concentrates accumulation of energy：Refrigerator system is mainly by freezing mechanism cold
System and cooling system composition, freezing unit evaporator, cold accumulating pond, production line consumption cool equipment, pump, valve and pipeline constitute freezing
Machine cooling system；Refrigerator heat dissipation system is constituted by freezing train condenser, cooling tower group, cooling pond, pump, valve and pipeline
System；Freezing machine cooling system is connected by pipeline and valve, and the chilled water progress that a plurality of production line is freezed to unit is in parallel defeated
Go out, using the non-peak electric power period, so that more refrigerators is worked under full-load conditions operation, supplied chilled water by water pump
Production line consumes cool equipment, while chilled water is stored in the form of sensible heat or latent heat in cold accumulating pond；In the peaking power period, utilize
The cold stored reaches reduction system by freezing unit supply production line consumption cool equipment so as to mitigate freezing unit load capacity
Refrigerator of uniting opens number of units, can also meet the needs of consumption cooling system；Refrigerator cooling system is carried out to refrigerator condenser group
Cooling effect；In the peaking power period, electric energy can substantially be saved by reducing refrigerator unlatching number of units, while can be handed over refrigerator
For using or being safeguarded, maintain to the freezer device stopped, randomness equipment fault is reduced, it is reliable to improve equipment operation
Property；Unit central refrigerating is freezed, concentrates cold-storage, Parallel opertation to effectively improve chilled water Utilizing Energy Sources in Reason, improves refrigerator system
System chilled water resource complementation and equipment compatibility；
（2）Cooling tower freezes：Cooling tower refrigeration system by cooling tower group, cooling pond, cold accumulating pond, production line consumption cool equipment, pump,
Valve and pipeline composition, reach cooling effect using cooling tower operation principle by the relative humidity and pressure of air,
Cooling extent can reach 5-7 DEG C；Scheme is as follows：The former cooling tower group for being used as refrigerator heat dissipation is subjected in parallel, collection by pipeline
The cooling water to cool down is concentrated cold-storage by middle refrigeration, is then conveyed each production line consumption cool equipment one by one, is consumed cold set with production line
It is sent to cooling tower group for water outlet is exchanged, is concentrated again with air exchange cooling and is sent to cold accumulating pond concentration cold-storage, this refrigeration skill
Art is a kind of seasonal power-saving technology, because production consumption cool equipment cooling water need to be in 10-20 DEG C of range, therefore works as environment temperature at 15 DEG C
In following season, without opening freezing unit, the cooling water to be freezed using cooling tower also can reach production line and consume cool equipment demand, from
And refrigeration equipment utilization rate is reduced, power cost saving reaches energy conservation and consumption reduction effects, can since refrigerator is shutdown status during this
Annual maintenance, maintenance, turnover job are carried out one by one to refrigerator, guarantor is provided for next year high temperature season refrigerator reliability service
Barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410494532.5A CN104236199B (en) | 2014-09-25 | 2014-09-25 | Energy-efficient refrigerator system and integrated application method in production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410494532.5A CN104236199B (en) | 2014-09-25 | 2014-09-25 | Energy-efficient refrigerator system and integrated application method in production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104236199A CN104236199A (en) | 2014-12-24 |
| CN104236199B true CN104236199B (en) | 2018-08-14 |
Family
ID=52224778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410494532.5A Active CN104236199B (en) | 2014-09-25 | 2014-09-25 | Energy-efficient refrigerator system and integrated application method in production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104236199B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109062869A (en) * | 2018-07-27 | 2018-12-21 | 珠海市盛西源机电设备有限公司 | A kind of power-economizing method of partition running mode on freezing unit |
| CN108908815A (en) * | 2018-08-03 | 2018-11-30 | 苏州昆岭薄膜工业有限公司 | BOPP production line cooling water system and its operation method |
| CN110779273B (en) * | 2019-11-21 | 2023-09-26 | 郑州轻工业大学 | Novel storage cabinet with energy storage function |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1112661A (en) * | 1964-06-23 | 1968-05-08 | Carrier Corp | Heating and cooling system |
| CN201193860Y (en) * | 2008-01-31 | 2009-02-11 | 上海南区节电科技开发有限公司 | Economically operating centralized air conditioning system |
| CN101629748A (en) * | 2009-07-03 | 2010-01-20 | 深圳力合节能技术有限公司 | Central air-conditioning system of ice slurry cold storage |
| CN102705939A (en) * | 2012-06-20 | 2012-10-03 | 江南大学 | Closed cooling tower refrigerating system applied to IDC (Internet Data Center) room and refrigerating method thereof |
| CN203147921U (en) * | 2013-04-09 | 2013-08-21 | 北京天云动力科技有限公司 | Water chilling unit energy saving system |
| CN103438545A (en) * | 2013-09-06 | 2013-12-11 | 肖剑仁 | Conventional composite cold and heat source coupled water-cold-storage air conditioning system based on independent temperature and humidity control and application method thereof |
| CN203586647U (en) * | 2013-12-03 | 2014-05-07 | 苏州英科工程技术服务有限公司 | Fire water tank cool storage system for chilled water system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100356113C (en) * | 2005-12-16 | 2007-12-19 | 珠海慧生能源技术发展有限公司 | Dynamic ice-storage energy saving unit |
| CN101424472B (en) * | 2008-11-20 | 2011-04-06 | 高佳太阳能股份有限公司 | Water-cooling system for production facility |
-
2014
- 2014-09-25 CN CN201410494532.5A patent/CN104236199B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1112661A (en) * | 1964-06-23 | 1968-05-08 | Carrier Corp | Heating and cooling system |
| CN201193860Y (en) * | 2008-01-31 | 2009-02-11 | 上海南区节电科技开发有限公司 | Economically operating centralized air conditioning system |
| CN101629748A (en) * | 2009-07-03 | 2010-01-20 | 深圳力合节能技术有限公司 | Central air-conditioning system of ice slurry cold storage |
| CN102705939A (en) * | 2012-06-20 | 2012-10-03 | 江南大学 | Closed cooling tower refrigerating system applied to IDC (Internet Data Center) room and refrigerating method thereof |
| CN203147921U (en) * | 2013-04-09 | 2013-08-21 | 北京天云动力科技有限公司 | Water chilling unit energy saving system |
| CN103438545A (en) * | 2013-09-06 | 2013-12-11 | 肖剑仁 | Conventional composite cold and heat source coupled water-cold-storage air conditioning system based on independent temperature and humidity control and application method thereof |
| CN203586647U (en) * | 2013-12-03 | 2014-05-07 | 苏州英科工程技术服务有限公司 | Fire water tank cool storage system for chilled water system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104236199A (en) | 2014-12-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101334203B (en) | Method for enhancing cold-storage density of cold storage air conditioner system and cold storage air conditioner system | |
| CN201177332Y (en) | Double cold source heat pump centralized type air conditioner device possessing heat recovery and ice cold-storage function | |
| CN202216364U (en) | Intelligent network energy-saving control system for central air conditioner | |
| CN204555111U (en) | Energy-saving open cooling tower cold supply system | |
| CN104791925A (en) | Energy-saving type open cold supply system for cooling tower | |
| CN109442818B (en) | Cooling water flow distribution water conservancy balance system | |
| CN104236199B (en) | Energy-efficient refrigerator system and integrated application method in production | |
| CN203586628U (en) | Cooling tower natural cooling system for chilled water system | |
| CN201666706U (en) | Refrigerating system | |
| TW202113281A (en) | Phase-change cold storage emergency cold supply system | |
| CN216123342U (en) | Data center mixes cold source economizer system | |
| CN105115079A (en) | Water cold storage system of central air conditioner | |
| CN201368551Y (en) | Air conditioner for combining ground source heat pump and ice-storage system | |
| CN205596503U (en) | A natural cooling system for data center | |
| CN202675507U (en) | Efficient energy-saving hydroelectric air conditioner cold and hot water unit | |
| CN203274085U (en) | Air conditioning system for energy-saving transportation of chilled water | |
| CN203464414U (en) | Dynamic ice-storage system in two preheating modes | |
| CN205876403U (en) | Open circulation cooling water system | |
| CN104879865B (en) | A kind of chilled water storage system being adapted in transition season and winter operation | |
| CN206347796U (en) | A kind of process water direct cooling system cooled down for equipment | |
| CN204593704U (en) | A kind of chilled water storage system being adapted at transition season and winter operation | |
| CN204963276U (en) | Single compressor second grade developments refrigeration cold -storage air conditioning system | |
| CN211084939U (en) | High-energy-efficiency power station natural cooling control system | |
| CN207439229U (en) | A kind of big temperature difference cold water combined type gradient utilization system based on UTILIZATION OF VESIDUAL HEAT IN | |
| CN107606817B (en) | Method for comprehensively utilizing heat energy of main process water system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: High efficiency energy-saving refrigerator system and its comprehensive application in production Effective date of registration: 20220323 Granted publication date: 20180814 Pledgee: Huanggang financing guarantee Group Co.,Ltd. Pledgor: HUBEI LONGCHEN TECHNICAL JOINT-STOCK Co.,Ltd. Registration number: Y2022420000072 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |