CN113670088A - Natural cooling equipment for preparing cold water by replacing refrigerator in winter - Google Patents
Natural cooling equipment for preparing cold water by replacing refrigerator in winter Download PDFInfo
- Publication number
- CN113670088A CN113670088A CN202110974409.3A CN202110974409A CN113670088A CN 113670088 A CN113670088 A CN 113670088A CN 202110974409 A CN202110974409 A CN 202110974409A CN 113670088 A CN113670088 A CN 113670088A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- cold water
- pipe
- heat
- winter
- 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.)
- Pending
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
- F28C1/14—Direct-contact trickle coolers, e.g. cooling towers comprising also a non-direct contact heat exchange
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0266—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with separate evaporating and condensing chambers connected by at least one conduit; Loop-type heat pipes; with multiple or common evaporating or condensing chambers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses natural cooling equipment for preparing cold water by replacing a refrigerator in winter, which comprises a box body, a spray water pump, a heat radiation fan, a heat pipe evaporation heat exchanger, a chilled water inlet, a wet cold water pipe heat exchanger, a chilled water outlet and an electric auxiliary heating device, wherein the heat radiation fan is arranged above the outer part of the box body, the electric auxiliary heating device is arranged at the bottom in the box body, the chilled water outlet is arranged above the electric auxiliary heating device, the chilled water outlet is connected with the wet cold water pipe heat exchanger, the other end of the wet cold water pipe heat exchanger is connected with the heat pipe evaporation heat exchanger, the other end of the heat pipe evaporation heat exchanger is connected with the chilled water inlet, a spray head is arranged between the wet cold water pipe heat exchanger and the heat pipe evaporation heat exchanger, and is connected with the spray water pump positioned outside the box body, heat exchange can be carried out when the temperature difference between the two ends of a heat pipe is 1 ℃, and chilled water with infinite atmospheric temperature approaching can be obtained, the service life is longer, and more energy is saved.
Description
Technical Field
The invention relates to the technical field of refrigeration, in particular to natural cooling equipment for preparing cold water by replacing a refrigerator in winter.
Background
The refrigerating unit uses electric power or steam to drive a compressor to compress → condense → expand → evaporate (absorb heat) in a refrigerating cycle, and is a large energy-consuming household for enterprises. Because the temperature is lower in winter and transition season in northern areas, especially the outdoor average temperature is below 0c in winter, for enterprises needing refrigerators to prepare cold water all the year round, the outdoor cold source is fully utilized to cool the cold water, and the refrigeration of the refrigerator set can be completely or partially replaced, so that a natural cooling system is started without starting the refrigerator set. The purpose of energy conservation is achieved.
And natural cooling, namely free cooling is realized by utilizing a natural cold source of an outdoor atmospheric environment, so that a refrigerating unit is not started in winter, and an energy-saving effect is achieved. The direct natural cooling is that the cooling water is communicated with the chilled water system through a bypass system, and the cooling tower cooling water system is directly connected with the chilled water system of the air conditioner. (2) And (4) indirect natural cooling, namely adding a plate heat exchanger in the system to be connected with an evaporator in parallel to replace a refrigerating unit. No matter which cooling mode is adopted, the temperature of cold water reaching a refrigerator is obtained in winter, the temperature of outlet water can be infinitely close to the temperature of wet bulb according to the temperature of the local wet bulb, but the temperature of outlet water is approximate to 3 degrees between the temperature of outlet water and the temperature of wet bulb in practical situation, namely, the temperature of outlet water can be reduced to be about 2 degrees higher than the environment at the lowest! Therefore, the temperature of the common air conditioner user of the refrigerator is more than 10 ℃, and the common air conditioner user can use for about 90-120 days in winter. Below 0 ℃, the slower the latent heat of evaporation, and the above 2 ways cannot obtain the process chilled water below 0 ℃.
Most of the prior art can only prepare cold water by a refrigerator, and energy is consumed.
Disclosure of Invention
The invention aims to provide natural cooling equipment for preparing cold water by replacing a refrigerator in winter, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a replace refrigerator in winter and prepare natural cooling equipment of cold water, includes box, spray pump, cooling fan, heat pipe evaporation heat exchanger, refrigerated water entry, wet cold water pipe heat exchanger, refrigerated water export and electric auxiliary heating device, cooling fan installs in the outside top of box, and the bottom in the box is installed to electric auxiliary heating device, and electric auxiliary heating device's top is equipped with the refrigerated water export, and the refrigerated water export is connected with wet cold water pipe heat exchanger, and heat pipe evaporation heat exchanger is connected to wet cold water pipe heat exchanger's the other end, and the refrigerated water entry is connected to heat pipe evaporation heat exchanger's the other end, is equipped with the shower head between wet cold water pipe heat exchanger and the heat pipe evaporation heat exchanger, and the shower head is connected with the spray pump that is located the box outside.
As a further technical scheme of the invention, the spray headers are multiple and uniformly distributed.
As a further technical scheme of the invention, the gas discharged by the heat radiation fan is humid and hot air.
As a further technical scheme of the invention, the heat pipe evaporation heat exchanger is used for processing primary natural heat exchange cooling.
As a further technical scheme of the invention, the wet cold water pipe heat exchanger is used for treating secondary spray cooling.
As a further technical scheme of the invention, the heat pipe evaporation heat exchanger is a U-shaped pipe.
As a further technical scheme of the invention, the wet cold water pipe heat exchanger is a bent coil pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. the heat exchange can be carried out when the temperature difference between the two ends of the heat pipe is 1 ℃, the chilled water which is infinitely close to the atmospheric temperature can be obtained, the annual service life is longer, and more energy sources are saved.
2. The heat pipe is driven by temperature difference, has no additional energy consumption, and can be used for preparing process chilled water below 0 ℃.
3. The heat pipe heat exchange cooling and spraying two-stage cooling are adopted, the cooling capacity is larger, the same volume can be realized, and more than 40% of chilled water can be prepared compared with the traditional closed cooling tower.
4. The compressor and the evaporator are additionally arranged at the rear end of the spray pump, spray water is innovatively reduced by 2-3 ℃ through the evaporator, lower energy consumption is realized, chilled water lower than the ambient temperature is prepared, and particularly, the cold machine set is required to be started in daytime and closed at night due to large temperature difference in spring and autumn, so that the energy is further saved. The natural cooling unit of the inventor is adopted, the temperature of cold water of the air-conditioning refrigerator in a region north of 35 degrees north latitude is 14 ℃, and the time for stopping the refrigerator every year can be more than 150 days. Compare traditional technical scheme, practice thrift 1 month's refrigerator energy consumption more.
Drawings
Fig. 1 is an overall structural view of the present invention.
Fig. 2 is a structural view of the heat pipe evaporative heat exchanger.
In the figure: the system comprises a spray water pump-1, a heat radiation fan-2, a heat pipe evaporation heat exchanger-3, a chilled water inlet-4, a wet cold water pipe heat exchanger-5, a chilled water outlet-6, an electric auxiliary heating device-7, a heat radiation fan-8, a heat pipe condensation side-9, a heat pipe air pipe-10, a heat pipe evaporation side-11 and a heat pipe liquid pipe-12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical problem to be solved is as follows: when a maintenance master uses a commercial vehicle diagnostic apparatus (diagnostic operator) to perform vehicle fault diagnosis, data streams (such as oxygen sensor state data) on a vehicle can be read through different command messages, but the maintenance master cannot quickly understand the data, even is unfamiliar with the functions of the diagnostic operator and cannot use the diagnostic operator, so that the maintenance master cannot determine a maintenance scheme to perform maintenance.
Referring to fig. 1, example 1: the utility model provides a replace refrigerator in winter and prepare natural cooling equipment of cold water, includes box, spray pump 1, cooling fan 2, heat pipe evaporation heat exchanger 3, refrigerated water entry 4, wet cold water pipe heat exchanger 5, refrigerated water export 6 and electricity and assists heating device 7, cooling fan 2 installs in the outside top of box, and electricity assists heating device 7 and installs the bottom in the box, and the top of electricity is assisted heating device 7 and is equipped with refrigerated water export 6, and refrigerated water export 6 is connected with wet cold water pipe heat exchanger 5, and heat pipe evaporation heat exchanger 3 is connected to wet cold water pipe heat exchanger 5's the other end, and refrigerated water entry 4 is connected to heat pipe evaporation heat exchanger 3's the other end, is equipped with the shower head between wet cold water pipe heat exchanger 5 and the heat pipe evaporation heat exchanger 3, and the shower head is connected with spray pump 1 that is located the box outside.
The shower head has a plurality ofly, and evenly distributed. The gas discharged by the heat radiation fan 2 is damp and hot air. The heat pipe evaporation heat exchanger 3 is used for processing primary natural heat exchange and cooling. The wet cold water pipe heat exchanger 5 is used for treating secondary spray cooling. The heat pipe evaporation heat exchanger 3 is a U-shaped pipe. The wet cold water pipe heat exchanger 5 is a bent coil pipe.
The design uses heat pipe technology, which transfers heat through evaporation and condensation of liquid in a totally enclosed vacuum tube. The heat pipe natural cooling unit manufactured by the inventor by utilizing the heat pipe technology has the following special advantages: 1. the heat exchange can be carried out when the temperature difference of the 2 ends of the heat pipe is 1 ℃, the chilled water which is infinitely close to the atmospheric temperature can be obtained, the annual service life is longer, and more energy sources are saved. 2. The heat pipe is driven by temperature difference, has no additional energy consumption, and can be used for preparing process chilled water below 0 ℃. 3. The heat pipe heat exchange cooling and spraying two-stage cooling are adopted, the cooling capacity is larger, the same volume can be realized, more chilled water 4 with cooling capacity of more than 40% is prepared compared with a traditional closed cooling tower, a compressor and an evaporator are additionally arranged at the rear end of a spraying pump, sprayed water is innovatively reduced by 2-3 ℃ through the evaporator, lower energy consumption is realized, chilled water with temperature lower than the ambient temperature is prepared, particularly, the temperature difference between day and night in spring and autumn is large, a refrigerating unit needs to be started in the daytime, and the compressor and the evaporator are closed at night and are frequently started and stopped, so that the energy is further saved. The natural cooling unit of the inventor is adopted, the temperature of cold water of the air-conditioning refrigerator in a region north of 35 degrees north latitude is 14 ℃, and the time for stopping the refrigerator every year can be more than 150 days. Compare traditional technical scheme, practice thrift 1 month's refrigerator energy consumption more.
In embodiment 2, based on embodiment 1, the heat pipe evaporation heat exchanger 3 includes, as shown in fig. 2, a heat pipe condensation side 9, a heat pipe air pipe 10, a heat pipe evaporation side 11, and a heat pipe liquid pipe 12, where the heat pipe evaporation side 11 is connected to the heat pipe liquid pipe 12, the heat pipe liquid pipe 12 is connected to the heat pipe condensation side 9, the heat pipe condensation side 9 is further connected to the heat pipe air pipe 10, and the heat pipe air pipe 10 is further connected to the heat pipe evaporation side 11.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a replace refrigerator in winter and prepare natural cooling equipment of cold water, includes box, spray pump, cooling fan, heat pipe evaporation heat exchanger, refrigerated water entry, wet cold water pipe heat exchanger, refrigerated water export and electric auxiliary heating device, a serial communication port, cooling fan installs in the outside top of box, and the electric auxiliary heating device installs the bottom in the box, and electric auxiliary heating device's top is equipped with the refrigerated water export, and the refrigerated water export is connected with wet cold water pipe heat exchanger, and heat pipe evaporation heat exchanger is connected to wet cold water pipe heat exchanger's the other end, and the refrigerated water entry is connected to heat pipe evaporation heat exchanger's the other end, is equipped with the shower head between wet cold water pipe heat exchanger and the heat pipe evaporation heat exchanger, and the shower head is connected with the spray pump that is located the box outside.
2. The natural cooling apparatus for producing cold water in winter as claimed in claim 1, wherein the spray headers are provided in plurality and uniformly distributed.
3. The natural cooling apparatus for producing cold water in winter as claimed in claim 1, wherein the air discharged from the heat-radiating fan is hot and humid air.
4. The natural cooling apparatus for producing cold water in winter as claimed in claim 1, wherein the heat pipe evaporation heat exchanger is used for natural heat exchange cooling.
5. The natural cooling apparatus for producing cold water in winter as claimed in claim 1, wherein the wet cold water pipe heat exchanger is used for secondary spray cooling.
6. The natural cooling apparatus for producing cold water in winter as claimed in claim 4, wherein the heat pipe evaporator heat exchanger is a U-shaped pipe.
7. The natural cooling apparatus for producing cold water in winter as claimed in claim 5, wherein the wet cold water pipe heat exchanger is a bent coil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110974409.3A CN113670088A (en) | 2021-08-24 | 2021-08-24 | Natural cooling equipment for preparing cold water by replacing refrigerator in winter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110974409.3A CN113670088A (en) | 2021-08-24 | 2021-08-24 | Natural cooling equipment for preparing cold water by replacing refrigerator in winter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113670088A true CN113670088A (en) | 2021-11-19 |
Family
ID=78545562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110974409.3A Pending CN113670088A (en) | 2021-08-24 | 2021-08-24 | Natural cooling equipment for preparing cold water by replacing refrigerator in winter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113670088A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03291430A (en) * | 1990-04-05 | 1991-12-20 | Mayekawa Mfg Co Ltd | Air conditioning unit |
| CN102445098A (en) * | 2011-11-25 | 2012-05-09 | 广西钧富凰地源热泵有限公司 | Hot superconductor water source heat exchanger |
| CN204902619U (en) * | 2015-07-08 | 2015-12-23 | 泰豪科技股份有限公司 | Energy saving cooling tower |
| CN204987335U (en) * | 2015-09-18 | 2016-01-20 | 南京佳力图空调机电有限公司 | Refrigerated water type computer lab air conditioner of fluorine pump dual cycle nature cold source cold -storage system |
| CN209085109U (en) * | 2018-11-19 | 2019-07-09 | 广州市华德工业有限公司 | A kind of multistage evaporation type natural cooling source unit |
| CN212870036U (en) * | 2020-07-31 | 2021-04-02 | 江苏联众联胜空调设备有限公司 | Heat pipe type indirect evaporation water chilling unit |
| CN213657011U (en) * | 2020-10-22 | 2021-07-09 | 浙江欧伦电气有限公司 | Chilled water type heat recovery fresh air dehumidifier |
-
2021
- 2021-08-24 CN CN202110974409.3A patent/CN113670088A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03291430A (en) * | 1990-04-05 | 1991-12-20 | Mayekawa Mfg Co Ltd | Air conditioning unit |
| CN102445098A (en) * | 2011-11-25 | 2012-05-09 | 广西钧富凰地源热泵有限公司 | Hot superconductor water source heat exchanger |
| CN204902619U (en) * | 2015-07-08 | 2015-12-23 | 泰豪科技股份有限公司 | Energy saving cooling tower |
| CN204987335U (en) * | 2015-09-18 | 2016-01-20 | 南京佳力图空调机电有限公司 | Refrigerated water type computer lab air conditioner of fluorine pump dual cycle nature cold source cold -storage system |
| CN209085109U (en) * | 2018-11-19 | 2019-07-09 | 广州市华德工业有限公司 | A kind of multistage evaporation type natural cooling source unit |
| CN212870036U (en) * | 2020-07-31 | 2021-04-02 | 江苏联众联胜空调设备有限公司 | Heat pipe type indirect evaporation water chilling unit |
| CN213657011U (en) * | 2020-10-22 | 2021-07-09 | 浙江欧伦电气有限公司 | Chilled water type heat recovery fresh air dehumidifier |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201852342U (en) | Wet curtain evaporative cooling air-cooled condensing unit | |
| CN205351809U (en) | Changes in temperature circulation system for house | |
| CN100538208C (en) | A kind of double-temperature refrigerator water/cold wind unit | |
| CN103292393A (en) | Solar photovoltaic photo-thermal complex conditioner | |
| CN208124682U (en) | Full efficiency combination type air source heat pump system | |
| CN206094374U (en) | Components of a whole that can function independently low temperature frequency conversion trigeminy supplies heat pump system | |
| CN111295084A (en) | Indirect evaporative cooling air conditioning unit using condenser and evaporator | |
| CN106969452A (en) | A kind of air conditioner water cold accumulation system | |
| CN202171370U (en) | Coil evaporation type condenser with a filler | |
| CN202304077U (en) | Air-cooling heat pump unit | |
| CN202204090U (en) | Cooling tower free refrigeration energy-saving device | |
| CN202442435U (en) | Solar photovoltaic and photo-thermal combined type air conditioner | |
| CN109269143B (en) | Novel absorption heat pump and application method thereof | |
| CN203823939U (en) | Refrigerating unit for environment at low temperatures | |
| CN113670088A (en) | Natural cooling equipment for preparing cold water by replacing refrigerator in winter | |
| CN108444152A (en) | Full efficiency combination type air source heat pump system | |
| CN109163397A (en) | A kind of low energy consumption refrigerating air conditioning device | |
| CN212132593U (en) | Cold and hot dual-purpose integral type heat pump cooling and heating machine | |
| CN211345638U (en) | Air conditioning unit based on indirect evaporative cooling and lithium bromide absorption refrigeration combination | |
| CN112593600A (en) | Air water making device | |
| CN201093644Y (en) | Integrated type water cool and water circle domestic central air conditioner | |
| CN205332430U (en) | But collect air source refrigerator and fresh air unit device in an organic whole and enhancing heat emission | |
| CN221146638U (en) | Energy-saving air conditioning system | |
| CN216114440U (en) | Evaporative cooling heat pipe air conditioning system | |
| CN210801467U (en) | Modularized indirect evaporative cooling and mechanical refrigeration combined air conditioning unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211119 |