CN108195207A - A kind of dry-and wet-type condenser of anti-scaling anti-corrosive - Google Patents
A kind of dry-and wet-type condenser of anti-scaling anti-corrosive Download PDFInfo
- Publication number
- CN108195207A CN108195207A CN201810180977.4A CN201810180977A CN108195207A CN 108195207 A CN108195207 A CN 108195207A CN 201810180977 A CN201810180977 A CN 201810180977A CN 108195207 A CN108195207 A CN 108195207A
- Authority
- CN
- China
- Prior art keywords
- evaporation
- tube
- import
- fin
- wet
- 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
- 238000001704 evaporation Methods 0.000 claims abstract description 80
- 230000008020 evaporation Effects 0.000 claims abstract description 80
- 230000008676 import Effects 0.000 claims abstract description 31
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 239000000956 alloy Substances 0.000 claims abstract description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 4
- 229910000679 solder Inorganic materials 0.000 claims description 3
- 238000001816 cooling Methods 0.000 description 6
- 239000000498 cooling water Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000006056 electrooxidation reaction Methods 0.000 description 2
- 239000004111 Potassium silicate Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
- 229910000151 chromium(III) phosphate Inorganic materials 0.000 description 1
- IKZBVTPSNGOVRJ-UHFFFAOYSA-K chromium(iii) phosphate Chemical compound [Cr+3].[O-]P([O-])([O-])=O IKZBVTPSNGOVRJ-UHFFFAOYSA-K 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 description 1
- 229910052913 potassium silicate Inorganic materials 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B1/00—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/02—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The dry-and wet-type condenser of a kind of anti-scaling anti-corrosive, including multiple evaporation tubes and multi-disc fin；It is characterized in that：The evaporation tube is all aluminium alloy material evaporation straight tube；Multiple evaporation tubes are arranged as multiple row evaporation straight tube group, the inlet parallel of the evaporation straight tube group of each row is erected in import on collector, and the bottom end seal of each import VERTICAL TUBE is got up, and top is connected in parallel on the total collector of import, one end sealing of the total collector of import, the other end are working medium import；The outlet of the evaporation straight tube group of each row is connected in parallel on the perpendicular collector in outlet, and each end sealing for exporting VERTICAL TUBE gets up, and bottom end is connected in parallel on the total collector in outlet, exports one end sealing of total collector, the other end is sender property outlet.
Description
Technical field
This application involves a kind of cooling equipment, in particular to a kind of dry-and wet-type condenser of anti-scaling anti-corrosive.
Background technology
Evaporative condenser generally use coiled set of heat exchange tubes is into heat exchanger on current market.In heat exchanger outer surface
It is cooled down with shower water, and air evaporation is made to take away heat using the shower water of cycle.Due to nothing between the upper down tube of coil pipe
Medium guide cooling water flows, and when cooling water lands from top to bottom, under the traction of vertical wind direction, cooling water is unordered to wave easily
It generates and flies water, water distribution is uneven on coil pipe, easily deposits and does, and reduces exchange capability of heat and there are fouling risks, also having causes to exchange heat
Less efficient, heat exchanger consumptive material is more and the shortcomings such as manufacture cost height；On the other hand, cooling water flow through multilayer coil pipe surface and
Gap, in absorption coil after the heat of gas, temperature rise is larger, even if heat exchange, which occurs, with the cooling air flowed through one
Fixed cooling, but cooling extent is smaller, and the temperature for causing coil pipe region is higher, and is substantially reduced the cooling efficiency of coil pipe.
Invention content
The shortcomings that purpose of the present invention is exactly for the prior art, and a kind of dry-and wet-type condenser of anti-scaling anti-corrosive is provided.
In order to achieve the above object, the technical scheme is that：The dry-and wet-type condenser of a kind of anti-scaling anti-corrosive, including more
A evaporation tube and multi-disc fin；The evaporation tube is all aluminium alloy material evaporation straight tube；Multiple evaporation tubes are arranged as multiple row evaporation
Straight tube group, the inlet parallel of the evaporation straight tube group of each row are erected in import on collector, and the bottom end seal of each import VERTICAL TUBE rises
Come, top is connected in parallel on the total collector of import, and one end sealing of the total collector of import, the other end is working medium import；Each row
The outlet of evaporation straight tube group be connected in parallel on the perpendicular collector in outlet, each end sealing for exporting VERTICAL TUBE gets up, and bottom end is in parallel
On total collector is exported, one end sealing of total collector is exported, the other end is sender property outlet.
Further, the fin is all aluminium alloy material with evaporation tube phase same material, is formed on fin and the steaming
What hair pipe spread pattern was adapted lines up plurality of rows of multiple holes, and the evaporation tube is inserted through the multi-disc all aluminium alloy material
Fin, and be in close contact with the hole wall in the hole.
Further, the evaporation pipe surface is equipped with solder layer, the evaporation tube and all aluminium alloy material fin upper surface hole
Hole wall welding.
Further, the multi-disc fins set fins set in a row, and the arrangement regulation in the hole on each aluminum fin-stock and institute
Evaporation tube spread pattern is stated to be adapted.
Further, the multi-disc fin forms multiple rows of discrete fins set, and the arrangement in the hole on each aluminum fin-stock
Rule is consistent with the arrangement regulation of each column evaporation tube.
Further, it is described to be respectively equipped with outlet end plate and sheet inlet outside the aluminum fin-stock at evaporation tube both ends, it is described go out
Mouth end plate and sheet inlet and the evaporation tube grafting.
Further, electrophoretic process is done on the surface of the evaporation tube and fin.
Compared with prior art, the present invention has the advantage that：1st, heat exchange efficiency is high；2nd, it is simple for production, do not need to be complicated
Large scale equipment, it is at low cost；3rd, the present invention can be manufactured by convenient method so that evaporation tube can disposably be entirely insertable institute
Fin is stated, evaporation tube and fin contacts area are big, are tightly combined, the good sound construction of heat exchange property；4th, evaporation tube, fin, two
The perpendicular collector of end plate, inlet and outlet and the total collector of inlet and outlet effectively prevent electrochemical corrosion, and have using all aluminium alloy material
Cost advantage.
Description of the drawings
Fig. 1 is structural representation Fig. 1 of condenser of the present invention.
Fig. 2 is structural representation Fig. 2 of condenser of the present invention.
Fig. 3 is component fin plan view in Fig. 2.
Fig. 4 is component fin side view in Fig. 2.
Fig. 5 is circle inside points enlarged drawing in Fig. 4.
In figure：1st, evaporation tube；2nd, fin；21st, fin hole；3rd, end plate is exported；4th, sheet inlet；5th, perpendicular collector is exported；6、
Collector is erected in import；7th, total collector is exported；8th, the total collector of import；9th, sender property outlet；10th, working medium import.
Specific embodiment
It is further illustrated the present invention below with embodiment, it is as described below to be merely a preferred embodiment of the present invention, and
The limitation present invention is not used in, although the present invention is described in detail referring to the foregoing embodiments, for the technology of this field
For personnel, it can still modify to the technical solution recorded in foregoing embodiments or to which part technology
Feature carries out equivalent replacement.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on,
It should be included within protection scope of the present invention.
It please refers to Fig.1 with shown in Fig. 2, the dry-and wet-type condenser of anti-scaling anti-corrosive of the present invention includes multiple evaporation tubes 1 and multi-disc
Fin 2；The evaporation tube 1 is the evaporation straight tube of all aluminium alloy material.
Multiple evaporation tubes 1 are arranged as multiple evaporation straight tube columns, and the number of the evaporation tube 1 of each row is identical；Each row
The working medium inlet parallel of all evapn pipe 1 erected on collector 6 in import, the bottom end seal of each import VERTICAL TUBE 6 is got up, top
End is connected in parallel on the total collector 8 of import, and one end sealing of the total collector 8 of import, the other end is working medium import 10；The institute of each row
The sender property outlet for having evaporation straight tube 1 is connected in parallel on the perpendicular collector 5 in outlet, and each end sealing for exporting VERTICAL TUBE 5 gets up, bottom end
It is connected in parallel on the total collector 7 in outlet, exports one end sealing of total collector 7, the other end is sender property outlet 9.
It is parallel between all evapn straight tube；The working medium import of each evaporation tube 1 is higher than its sender property outlet, i.e., often
The working medium import of a evaporation tube 1 has inclination angle with horizontal plane.
It please refers to Fig.3 to shown in Fig. 5, the fin 2 is all aluminium alloy material with 1 phase same material of evaporation tube, the wing
The surface of piece 2 is corrugated, is formed on Wavelike finned 2 plurality of rows of with lining up of being adapted of 1 spread pattern of evaporation tube
Multiple holes 21, the evaporation tube 1 is inserted through the multi-disc fin 2, and is in close contact with the hole wall in the hole 21, evaporation tube
1 surface is equipped with solder layer, and the hole wall of the evaporation tube 1 and 2 upper surface hole 21 of fin welds.
In the present embodiment, outlet end plate 3 and sheet inlet 4, institute are respectively equipped with outside the aluminum fin-stock 2 at 1 both ends of evaporation tube
State outlet end plate 3 and sheet inlet 4 and the evaporation tube grafting.
The columns of the evaporation tube 1 can be with five row of the present embodiment, even more multiple row.
The present invention is used for the operation principle of the heat exchanger of evaporative condenser：The working medium of heat enters import through working medium import 10
Collector 6 is erected in total collector 8, each import that entrance is then tapped off, and working medium erects collector 6 into the evaporation tube 1 of each row through import；Working medium
By aluminum fin-stock 1 with air heat-exchange or the cooling water with being sprayed from present invention heat exchanger top exchanges heat in the evaporation tube 1,
Working medium through cooling enters the perpendicular collector 7 in each outlet, then the total collector 7 in outlet is pooled to through exporting perpendicular collector 7, through exporting total collector
7 are sent into sender property outlet 9.
In the present embodiment, it is five row evaporation tubes, 1 number of evaporation tube of each column evaporation tube is identical, and five row evaporation tubes use
One entire row aluminum fin-stock 2.
In addition, the aluminum fin-stock 2 that each column evaporation tube 1 interts can be the arrangement rule in the hole on independent and each aluminum fin-stock 2
Rule is consistent with the arrangement regulation of each column evaporation tube 1.
Chromium phosphate or aluminium hydroxide are coated in the friendly face of the evaporation tube 1 and fin 2, and outer layer applies potassium silicate colloid, this
Sample internal layer can anticorrosion, outer layer is hydrophilic.
The surface of the evaporation tube 1 and fin 2 can also do electrophoretic process.
The surface of the evaporation tube 1 and fin 2 applies hydrophilic corrosive-resistant filming, using ceria as main corrosive-resistant filming object, leads to
Addition titanium dioxide, silica are crossed to increase the hydrophily of film.
The main feature of condenser of the present invention：1st, all aluminium alloy material effectively prevent electrochemical corrosion, and excellent with cost
Gesture；
2nd, evaporation tube is straight line, unidirectionally, and there is inclination angle in operating position with horizontal plane, in favor of the condensation and flowing of working medium；
3rd, all evapn pipe is arranged in parallel, conducive to the making and follow-up expansion tube process for removing fin；
4th, corresponding to the work inclination angle of evaporation tube, special construction used by fin ensure that the operating position of fin in vertical
On face, be conducive to the residence time and the utilization rate that cool down the formation of moisture film and increase moisture film；
It 5th, can be according to the timely switch mode of variation of ambient temperature, so as to reduce suitable for the air-cooled and cold two kinds of operating modes of evaporation
Power consumption；
6th, it is simple in structure, it further reduced manufacture cost；
7th, it is easy to maintain, it further reduced cost of use.
It should be noted that for aforementioned each embodiment, in order to be briefly described, therefore the component that it is all expressed as or portion
Part combines, but those skilled in the art should know, the application is not limited by described component names, because of foundation
The application, certain components can realize the function of above-mentioned corresponding component also within the protection domain of the application.Secondly, ability
Field technique personnel should also know that embodiment described in this description belongs to preferred embodiment, and involved component is not
Necessary to must being the application.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, only
A kind of division of logic function, can there is an other dividing mode in actual implementation, for example, multiple units or component can combine or
Person is desirably integrated into another system or some features can be ignored or does not perform.
The above is only the preferred embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of the application principle is not departed from, several improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (8)
1. a kind of dry-and wet-type condenser of anti-scaling anti-corrosive, including multiple evaporation tubes and multi-disc fin；It is characterized in that：The evaporation
Pipe is evaporation straight tube；Multiple evaporation tubes are arranged as multiple row evaporation straight tube group, the evaporation straight tube evaporated in straight tube group of each row
Working medium inlet parallel is erected in import on collector, and the bottom end seal of each import VERTICAL TUBE is got up, and top is connected in parallel on import and always collects
Guan Shang, one end sealing of the total collector of import, the other end is working medium import；Evaporation straight tube in the evaporation straight tube group of each row
Sender property outlet be connected in parallel on the perpendicular collector in outlet, each end sealing for exporting VERTICAL TUBE gets up, and it is total that bottom end is connected in parallel on outlet
On collector, one end sealing of total collector is exported, the other end is sender property outlet.
2. a kind of dry-and wet-type condenser of anti-scaling anti-corrosive according to claim 1, it is characterised in that：Each evaporation tube
It is the evaporation straight tube of all aluminium alloy, is parallel between all evapn straight tube；The working medium import of each evaporation tube is higher than it
Sender property outlet, i.e., working medium import and the horizontal plane of each evaporation tube have inclination angle.
3. a kind of dry-and wet-type condenser of anti-scaling anti-corrosive according to claim 1, it is characterised in that：The fin is full aluminium
Alloy material, the surface of the fin be it is corrugated, it is Wavelike finned on be formed with and be adapted with the evaporation tube spread pattern
Line up plurality of rows of multiple holes, it is Wavelike finned that the evaporation tube is inserted through the multi-disc, and with it is Wavelike finned on
The hole wall in hole is in close contact.
4. a kind of dry-and wet-type condenser of anti-scaling anti-corrosive according to claim 3, it is characterised in that：The evaporation pipe surface
Equipped with solder layer, the hole wall of the evaporation tube and all aluminium alloy material fin upper surface hole welds.
5. a kind of dry-and wet-type condenser of anti-scaling anti-corrosive according to claim 3, it is characterised in that：The multi-disc fins set
Fins set in a row, and the arrangement regulation in the hole on each aluminum fin-stock and the evaporation tube spread pattern are adapted.
6. a kind of dry-and wet-type condenser of anti-scaling anti-corrosive according to claim 3, it is characterised in that：The multi-disc fin
Multiple rows of discrete fins set is formed, and the arrangement regulation in the hole on each aluminum fin-stock is consistent with the arrangement regulation of each column evaporation tube.
7. a kind of dry-and wet-type condenser of anti-scaling anti-corrosive according to claim 1, it is characterised in that：It is described in evaporation tube two
Outlet end plate and sheet inlet are respectively equipped with outside the aluminum fin-stock at end, the outlet end plate and sheet inlet are inserted with the evaporation tube
It connects.
8. a kind of dry-and wet-type condenser of anti-scaling anti-corrosive according to claim 1, it is characterised in that：The evaporation tube and wing
Do electrophoretic process in the surface of piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810180977.4A CN108195207A (en) | 2018-03-06 | 2018-03-06 | A kind of dry-and wet-type condenser of anti-scaling anti-corrosive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810180977.4A CN108195207A (en) | 2018-03-06 | 2018-03-06 | A kind of dry-and wet-type condenser of anti-scaling anti-corrosive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108195207A true CN108195207A (en) | 2018-06-22 |
Family
ID=62594486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810180977.4A Pending CN108195207A (en) | 2018-03-06 | 2018-03-06 | A kind of dry-and wet-type condenser of anti-scaling anti-corrosive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108195207A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608491A (en) * | 2019-09-09 | 2019-12-24 | 珠海格力电器股份有限公司 | Evaporative cooling heat exchanger and air conditioning system thereof |
| US11846471B2 (en) | 2019-07-12 | 2023-12-19 | Carrier Corporation | Shell and tube heat exchanger with compound tubesheet |
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| CN201327243Y (en) * | 2008-12-16 | 2009-10-14 | 裴世成 | Copper tube heat exchange evaporator for evaporative type condenser |
| US20100051247A1 (en) * | 2008-09-02 | 2010-03-04 | Calsonic Kansei Corporation | Heat exchanger made of aluminum alloy and method of producing same |
| CN101963471A (en) * | 2010-01-11 | 2011-02-02 | 阿尔西制冷工程技术（北京）有限公司 | Anti-corrosion light high-efficiency finned type heat exchanger |
| CN102016482A (en) * | 2008-04-24 | 2011-04-13 | 三菱电机株式会社 | Heat exchanger and air conditioner using the same |
| CN102732752A (en) * | 2011-04-15 | 2012-10-17 | 株式会社神户制钢所 | Aluminum finned sheet for heat exchanger |
| CN103673407A (en) * | 2013-12-11 | 2014-03-26 | 常州市常蒸蒸发器有限公司 | Evaporator |
| CN104406332A (en) * | 2014-11-04 | 2015-03-11 | 美的集团武汉制冷设备有限公司 | Parallel flow heat exchanger and air conditioner |
| CN105940129A (en) * | 2013-10-15 | 2016-09-14 | 株式会社Uacj | Aluminum alloy heat exchanger |
| CN107062639A (en) * | 2017-01-04 | 2017-08-18 | 北京中热能源科技有限公司 | A kind of solar heat collection, energy storage device |
| CN207936779U (en) * | 2018-03-06 | 2018-10-02 | 北京中热信息科技有限公司 | A kind of dry-and wet-type condenser of anti-scaling anti-corrosive |
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2018
- 2018-03-06 CN CN201810180977.4A patent/CN108195207A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102016482A (en) * | 2008-04-24 | 2011-04-13 | 三菱电机株式会社 | Heat exchanger and air conditioner using the same |
| US20100051247A1 (en) * | 2008-09-02 | 2010-03-04 | Calsonic Kansei Corporation | Heat exchanger made of aluminum alloy and method of producing same |
| CN201327243Y (en) * | 2008-12-16 | 2009-10-14 | 裴世成 | Copper tube heat exchange evaporator for evaporative type condenser |
| CN101963471A (en) * | 2010-01-11 | 2011-02-02 | 阿尔西制冷工程技术（北京）有限公司 | Anti-corrosion light high-efficiency finned type heat exchanger |
| CN102732752A (en) * | 2011-04-15 | 2012-10-17 | 株式会社神户制钢所 | Aluminum finned sheet for heat exchanger |
| CN105940129A (en) * | 2013-10-15 | 2016-09-14 | 株式会社Uacj | Aluminum alloy heat exchanger |
| CN103673407A (en) * | 2013-12-11 | 2014-03-26 | 常州市常蒸蒸发器有限公司 | Evaporator |
| CN104406332A (en) * | 2014-11-04 | 2015-03-11 | 美的集团武汉制冷设备有限公司 | Parallel flow heat exchanger and air conditioner |
| CN107062639A (en) * | 2017-01-04 | 2017-08-18 | 北京中热能源科技有限公司 | A kind of solar heat collection, energy storage device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11846471B2 (en) | 2019-07-12 | 2023-12-19 | Carrier Corporation | Shell and tube heat exchanger with compound tubesheet |
| CN110608491A (en) * | 2019-09-09 | 2019-12-24 | 珠海格力电器股份有限公司 | Evaporative cooling heat exchanger and air conditioning system thereof |
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| CB02 | Change of applicant information |
Address after: 100097 the 4 floor of 3 building, 11 Teng Ren Road, Niu Lan Shan town, Shunyi District, Beijing. Applicant after: BEIJING ZHONGRE INFORMATION TECHNOLOGY CO.,LTD. Address before: 100097 the 4 floor of 3 building, 11 Teng Ren Road, Niu Lan Shan town, Shunyi District, Beijing. Applicant before: BEIJING ZHONGRE ENERGY TECHNOLOGY CO.,LTD. |
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| CB02 | Change of applicant information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sun Jidong Inventor after: Ding Shiping Inventor after: Jin Youguang Inventor after: He Huili Inventor before: Sun Jidong Inventor before: Ding Shiping Inventor before: He Huili |
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