CN204154018U - A kind ofly utilize the equipment of low-temperature waste heat for freezing - Google Patents
A kind ofly utilize the equipment of low-temperature waste heat for freezing Download PDFInfo
- Publication number
- CN204154018U CN204154018U CN201420556347.XU CN201420556347U CN204154018U CN 204154018 U CN204154018 U CN 204154018U CN 201420556347 U CN201420556347 U CN 201420556347U CN 204154018 U CN204154018 U CN 204154018U
- Authority
- CN
- China
- Prior art keywords
- water
- outlet
- waste heat
- condenser
- pump
- 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.)
- Withdrawn - After Issue
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
Abstract
The utility model discloses and a kind ofly utilize the equipment of low-temperature waste heat for freezing, belong to waste heat recovery field, the entrance that this equipment mainly comprises cryogenerator is connected with low temperature waste heat water water supply line, and spent hot water's outlet of cryogenerator is connected with low temperature waste heat water drainage pipeline by low-temperature waste heat water pump; The outlet of the cold-producing medium steam of cryogenerator is directly communicated with the entrance of condenser refrigerant steam, the outlet of the water as refrigerant of condenser is connected with the refrigerant inlet of evaporimeter by throttle expansion valve, and the refrigerant vapour outlet of evaporimeter is connected with solidifying waterpipe by steam drawing pump; The incoagulable gas outlet of condenser is connected with row of air tubes by vavuum pump; The cooling water inlet of condenser is connected with cooling water pipeline, and the coolant outlet of condenser is connected with CWR road; The chilled water inlet of evaporimeter is connected with chilled water water return pipeline, and the chilled water outlet of evaporimeter is connected with chilled water water supply line.The utility model can reduce energy consumption.
Description
Technical field
The utility model belongs to waste heat recovery field, particularly a kind ofly utilizes the equipment of low-temperature waste heat for freezing
Background technology
Refrigeration plant, in all trades and professions, is especially widely used at field of central air-conditioning.At present, what the driving of the equipment of refrigeration mainly relied on is high-grade electric energy and high-grade heat energy.And the process of producing in manufacturing enterprise has a large amount of low-grade used heat generations, the used heat amount of having produced is large, sample low feature, particularly refrigeration season often there is no low-grade heat demand, cause the used heat in production process a large amount of in vain be lost in air the waste that result in energy.
Former thermal drivers lithium bromide absorption type heat pump mainly contains generator, condenser, absorber and evaporimeter composition.Driving heat source heating generator, allows weak solution become refrigerant vapour and dense lithium-bromide solution.Wherein cold-producing medium water vapour enters the transfer that evaporator evaporation heat absorption realizes energy after entering condenser condenses, is then absorbed by the concentrated solution flowed out from generator and becomes rare lithium-bromide solution.It is simultaneously also higher to water quality requirement that traditional lithium bromide absorption type heat pump needs the hot water of high-grade drive energy generally more than 80 DEG C, and refrigeration system also needs lithium-bromide solution.
Utility model content
The purpose of this utility model is the deficiency in order to overcome prior art, propose a kind ofly to utilize the equipment of low-temperature waste heat for freezing, low-grade exhaust heat in the recyclable production process of this equipment is used for refrigeration, especially for refrigeration season without low-grade heat demand when, utilize inverse Carnot's principle, realization utilizes low-temperature waste heat to do and drives realization refrigeration, improve the utilization ratio of primary energy further, reduce energy consumption.
A kind of low-temperature waste heat that utilizes that the utility model proposes is for the equipment freezed, and it is characterized in that, this equipment mainly comprises cryogenerator, condenser, throttle expansion valve, evaporimeter, low-temperature waste heat water pump, steam drawing pump and vavuum pump; Its annexation is: the entrance of cryogenerator is connected with low temperature waste heat water water supply line, and spent hot water's outlet of cryogenerator is connected with the entrance of low-temperature waste heat water pump, and low temperature waste heat water delivery side of pump is connected with low temperature waste heat water drainage pipeline; The outlet of the cold-producing medium steam of cryogenerator is directly communicated with the entrance of condenser refrigerant steam, and the outlet of the water as refrigerant of condenser is connected with the entrance of throttle expansion valve; The outlet of throttle expansion valve is connected with the refrigerant inlet of evaporimeter, and the refrigerant vapour outlet of evaporimeter is connected with the entrance of steam drawing pump, and steam is extracted delivery side of pump out and is connected with solidifying waterpipe; The incoagulable gas outlet of condenser is connected with the entrance of vavuum pump, and vacuum delivery side of pump is connected with row of air tubes (i.e. a pipeline be connected with outdoor air); The cooling water inlet of condenser is connected with cooling water pipeline, and the coolant outlet of condenser is connected with CWR road; The chilled water inlet of evaporimeter is connected with chilled water water return pipeline, and the chilled water outlet of evaporimeter is connected with chilled water water supply line.
Feature of the present utility model and useful achievement:
The utility model proposes a kind of low-temperature waste heat that utilizes as driving the equipment realizing refrigeration, this equipment low-grade exhaust heat, as driving, does not need lithium-bromide solution; The low-grade used heat produced in production process can be utilized to realize refrigeration as driving, can when in refrigeration season without used heat when low-grade heat demand to greatest extent in returned enterprise production process, thus improve the utilization ratio of primary energy, save the energy, emissions reduction, reduces the use cost of user.
Accompanying drawing explanation
Fig. 1 is that a kind of low-temperature waste heat that utilizes of the present utility model is for the composition structure of equipment of freezing and workflow schematic diagram
Detailed description of the invention
What the utility model proposes a kind ofly utilizes low-temperature waste heat for the system structure figure of equipment of freezing and is described in detail as follows:
As shown in Figure 1, this equipment is primarily of cryogenerator 1, condenser 2, throttle expansion valve 3, evaporimeter 4, low-temperature waste heat water pump 5, steam drawing pump 6 and vavuum pump 7 for structure of the present utility model.It is characterized in that this equipment low-grade exhaust heat is as driving, this equipment does not need lithium-bromide solution simultaneously; Its annexation is: the entrance 11 of cryogenerator 1 is connected with low temperature waste heat water water supply line a, and the spent hot water of cryogenerator 1 exports 12 and is connected with the entrance of low-temperature waste heat water pump 5, and the outlet of low-temperature waste heat water pump 5 is connected with low temperature waste heat water drainage pipeline b; The outlet 13 of the cold-producing medium steam of cryogenerator 1 is directly communicated with the entrance 22 of condenser 2 cold-producing medium steam, and the outlet 25 of the water as refrigerant of condenser 2 is connected with the entrance of throttle expansion valve 3.The outlet of throttle expansion valve 3 is connected with the refrigerant inlet 41 of evaporimeter 4, and the refrigerant vapour outlet 42 of evaporimeter 4 is connected with the entrance of steam drawing pump 6, and the outlet of steam drawing pump 6 is connected with solidifying waterpipe; The incoagulable gas outlet 21 of condenser 2 is connected with the entrance of vavuum pump 7, and the outlet of vavuum pump 7 is connected with row of air tubes h; The cooling water inlet 23 of condenser 2 is connected with cooling water pipeline, and the coolant outlet 24 of condenser 2 is connected with CWR road; The chilled water inlet 43 of evaporimeter 4 is connected with chilled water water return pipeline f, and the chilled water outlet of evaporimeter 4 is connected with chilled water water supply line.
The operation principle of this equipment:
Low-temperature industrial spent hot water enters cryogenerator, and under vavuum pump maintains low-pressure state, low-temperature industrial spent hot water evaporation endothermic, becomes cold-producing medium water vapour simultaneously.Cold-producing medium water vapour enters into by being communicated with the cold-producing medium water that condenser and the lower cooling water of temperature carry out heat exchange liquefy; Liquid refrigerant water enters evaporator evaporation heat absorption after throttle expansion valve decompression, thus realizes the object of refrigeration; For maintaining the pressure stability of evaporimeter, extract the steam of evaporation out evaporimeter by steam drawing pump.
Equipment components in the utility model is matured product, can carry out type selecting and assembling according to actual conditions by routine techniques, wherein:
Generator, according to design generating capacity type selecting; Condenser, the heat exchange area according to the out temperature design condensation of condenser heat and cooling water carries out type selecting; Throttle expansion valve can select conventional components, and capillary also can be adopted to replace; Generator is according to the generator selecting respective model after the heat exchange area of refrigerating capacity, evaporating temperature and cold water supply water temperature determination evaporimeter.Steam drawing pump can adopt 6ZJ lobe pump, determines the model of steam drawing pump during application according to the amount of steam.
Claims (1)
1. utilize low-temperature waste heat for the equipment freezed, it is characterized in that, this equipment mainly comprises cryogenerator, condenser, throttle expansion valve, evaporimeter, low-temperature waste heat water pump, steam drawing pump and vavuum pump; Its annexation is: the entrance of cryogenerator is connected with low temperature waste heat water water supply line, and spent hot water's outlet of cryogenerator is connected with the entrance of low-temperature waste heat water pump, and low temperature waste heat water delivery side of pump is connected with low temperature waste heat water drainage pipeline; The outlet of the cold-producing medium steam of cryogenerator is directly communicated with the entrance of condenser refrigerant steam, and the outlet of the water as refrigerant of condenser is connected with the entrance of throttle expansion valve; The outlet of throttle expansion valve is connected with the refrigerant inlet of evaporimeter, and the refrigerant vapour outlet of evaporimeter is connected with the entrance of steam drawing pump, and steam is extracted delivery side of pump out and is connected with solidifying waterpipe; The incoagulable gas outlet of condenser is connected with the entrance of vavuum pump, and vacuum delivery side of pump is connected with row of air tubes; The cooling water inlet of condenser is connected with cooling water pipeline, and the coolant outlet of condenser is connected with CWR road; The chilled water inlet of evaporimeter is connected with chilled water water return pipeline, and the chilled water outlet of evaporimeter is connected with chilled water water supply line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420556347.XU CN204154018U (en) | 2014-09-25 | 2014-09-25 | A kind ofly utilize the equipment of low-temperature waste heat for freezing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420556347.XU CN204154018U (en) | 2014-09-25 | 2014-09-25 | A kind ofly utilize the equipment of low-temperature waste heat for freezing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204154018U true CN204154018U (en) | 2015-02-11 |
Family
ID=52512127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420556347.XU Withdrawn - After Issue CN204154018U (en) | 2014-09-25 | 2014-09-25 | A kind ofly utilize the equipment of low-temperature waste heat for freezing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204154018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315747A (en) * | 2014-09-25 | 2015-01-28 | 北京中科华誉能源技术发展有限责任公司 | Equipment using low temperature and waste heat for refrigeration |
-
2014
- 2014-09-25 CN CN201420556347.XU patent/CN204154018U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315747A (en) * | 2014-09-25 | 2015-01-28 | 北京中科华誉能源技术发展有限责任公司 | Equipment using low temperature and waste heat for refrigeration |
| CN104315747B (en) * | 2014-09-25 | 2016-08-24 | 北京中科华誉能源技术发展有限责任公司 | A kind of utilize low-temperature waste heat for refrigeration equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150211 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |