CN109114029B - Closed cooling system of magnetic suspension blower - Google Patents
Closed cooling system of magnetic suspension blower Download PDFInfo
- Publication number
- CN109114029B CN109114029B CN201811294483.5A CN201811294483A CN109114029B CN 109114029 B CN109114029 B CN 109114029B CN 201811294483 A CN201811294483 A CN 201811294483A CN 109114029 B CN109114029 B CN 109114029B
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- Prior art keywords
- pipe
- circulating
- cooling
- heat exchanger
- cooling pipe
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
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- 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)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a closed cooling system of a magnetic suspension blower, wherein a closed cooling water loop and a condensed closed loop exchange heat through a plate heat exchanger, a refrigerant is added into a cooling pipe, the temperature of the closed cooling water is taken away by the refrigerant based on a refrigeration principle, the temperature of gaseous refrigerant is reduced by adopting a miniature air cooler, and then ethylene glycol is added into the closed cooling water, so that the magnetic suspension blower is prevented from icing in winter.
Description
Technical Field
The invention relates to the technical field of magnetic suspension blower cooling, in particular to a closed cooling system of a magnetic suspension blower.
Background
The cooling system enables the magnetic levitation motor to be kept in a proper temperature range under all working conditions, and the cooling system is used for preventing the motor from overheating and preventing the motor from supercooling in winter.
The cooling system can be divided into air cooling and water cooling according to different heat dissipation modes, and if the heat of the high-temperature part in the motor is directly dissipated into the atmosphere to cool, the device is called an air cooling system. The device for cooling by transferring the heat to the cooling water and then dispersing the heat into the atmosphere is called a water cooling system, and the water cooling system is widely adopted in the existing automobile magnetic levitation motor because the water cooling system is uniformly cooled, has good effect and small engine running noise.
The magnetic suspension blower driving device is a magnetic suspension permanent magnet synchronous motor, the motor rotating speed is high, the heat productivity of the winding is large, the conventional heat dissipation mode is to adopt a single-loop closed cooling water cooling motor, and cooling water dissipates heat into the environment through an air cooler. When the external environment temperature is higher than 40 ℃, the cooling effect is difficult to meet by adopting the single-loop cooling water mode, and the model of the air-cooled cooler can be selected to be large in specification, so that an improved technology is needed to solve the problem in the prior art.
Disclosure of Invention
The invention aims to provide a closed cooling system of a magnetic suspension blower, wherein a closed cooling water loop and a condensed closed loop exchange heat through a plate heat exchanger, a refrigerant is added into a cooling pipe, the temperature of the closed cooling water is taken away by the refrigerant based on a refrigeration principle, the temperature of gaseous refrigerant is reduced by adopting a miniature air cooler, and then ethylene glycol is added into the closed cooling water to prevent icing in winter.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a closed cooling system of magnetic suspension air blower, includes air-blower, circulating pipe import, circulating pipe export, circulating pipe A, circulating pump, circulating pipe B, plate heat exchanger, circulating pipe C, cooling tube A, compressor, cooling tube B, miniature air cooler, cooling tube C, liquid storage pot, cooling tube D, expansion valve and cooling tube E, circulating pipe import and circulating pipe export are installed to the air-blower one side, circulating pipe A one end links to each other with the circulating pump, the circulating pipe A other end links to each other with the circulating pipe import, circulating pipe B one end links to each other with the circulating pipe export, the circulating pipe B other end links to each other with plate heat exchanger one side top, plate heat exchanger one side bottom links to each other with circulating pipe C one end, circulating pipe C other end circulating pump links to each other, cooling tube A one end links to each other with compressor one end, the compressor other with link to each other with miniature air cooler one end through cooling tube B, miniature air cooler other with cooling tube C links to each other with liquid storage pot one end, the liquid storage pot other end links to each other through cooling tube D with expansion valve one end, the other with one end, the cooling tube E links to each other with one side of cooling tube E.
Preferably, the miniature air cooler comprises a radiator fan, a fan housing, a cooler housing, fins, a coil pipe and connectors, wherein one side of the cooler housing is fixedly connected with the fan housing, the radiator fan is mounted in the fan housing, the fins are mounted in the cooler housing, the coil pipe is arranged in the cooler housing and connected with the fins, the connectors are mounted at two ends of the upper surface of the housing respectively, and two ends of the coil pipe are connected with the connectors respectively.
Preferably, the plate heat exchanger comprises a fixed clamping plate, a movable clamping plate, a plate sheet, guide rods and connecting pipes, wherein a plurality of plate sheets and a plurality of guide rods are arranged between the fixed clamping plate and the movable clamping plate, the guide rods are arranged on the upper surface and the lower surface of the plate sheet, and the connecting pipes are arranged on the outer sides of the fixed clamping plate and the movable clamping plate.
Preferably, the blower is internally driven by a magnetic suspension permanent magnet synchronous motor.
Preferably, the circulating pump is a pump for circulating liquid.
Preferably, the application method comprises the following steps:
step one: two ends of a circulating pump are respectively connected with a circulating water pipe A and a circulating water pipe B, two ends of a heat dissipation system in the blower are respectively connected with the circulating water pipe A and the circulating water pipe C, and the circulating water pipe B and the circulating water pipe C are respectively connected with a plate heat exchanger to form a closed cooling water loop;
step two: one end of a cooling pipe A is connected with a plate heat exchanger, the other end of the cooling pipe A is connected with a compressor, the compressor is connected with one connector of the miniature air cooler through a cooling pipe B, the other connector is connected with a liquid storage tank through a cooling pipe C, the liquid storage tank is connected with an expansion valve through a cooling pipe D, and the expansion valve is finally connected with a re-plate heat exchanger through a cooling pipe E to form a condensation closed loop;
step three: adding a refrigerant into the condensation closed loop, and taking away the temperature of closed cooling water by adopting the refrigerant used by a refrigeration principle;
step four: and adding ethylene glycol into closed cooling water to prevent icing in winter.
Compared with the prior art, the invention has the beneficial effects that:
(1) Can use in higher ambient temperature, radiating efficiency, effect promote greatly, have solved when ambient temperature is too high, and conventional heat dissipation mode can't satisfy the problem of magnetic suspension air-blower cooling effect.
(2) The model of the air-cooled cooler can be small or miniature, so that the energy consumption is greatly reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of a micro air cooler.
FIG. 3 is a schematic diagram of a micro air cooler.
Fig. 4 is a schematic view of a plate heat exchanger.
Fig. 5 is a schematic diagram of the principle of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention provides a technical solution: a closed cooling system of a magnetic suspension blower comprises a blower 1, a circulating pipe inlet 2, a circulating pipe outlet 3, a circulating pipe A4, a circulating pump 5, a circulating pipe B6, a plate heat exchanger 7, a circulating pipe C8, a cooling pipe A9, a compressor 10, a cooling pipe B11, a miniature air cooler 12, a cooling pipe C13, a liquid storage tank 14, a cooling pipe D15, an expansion valve 16 and a cooling pipe E17, wherein the circulating pipe inlet 2 and the circulating pipe outlet 3 are arranged on one surface of the blower 1, one end of the circulating pipe A4 is connected with the circulating pump 5, the other end of the circulating pipe A4 is connected with the circulating pipe inlet 2, one end of the circulating pipe B6 is connected with the circulating pipe outlet 3, the other end of the circulating pipe B6 is connected with one side top of the plate heat exchanger 7, one side bottom end of the plate heat exchanger 7 is connected with one end of the circulating pipe C8, the other end of the circulating pump 5 is connected with the other end of the circulating pipe C8, one end of the cooling pipe A9 is connected with the other side top of the plate heat exchanger 7, the other end of the cooling pipe A9 is connected with one end of the compressor 10, the other end of the compressor 10 is connected with one end of the miniature air cooler 12 through the cooling pipe B11, the other end of the miniature air cooler 12 is connected with one end of the cooling pipe C12 through the cooling pipe C13, the other end of the cooling pipe C16 is connected with one end of the cooling pipe C1, the other end of the cooling pipe C is connected with one end of the cooling pipe C1 is the cooling pipe C1, the other end is the cooling pipe C is the other end is the cooling pipe C1 is the other end is the cooling 5.
As shown in fig. 2-3, the micro air cooler 12 includes a cooling fan 121, a fan housing 122, a cooler housing 123, fins 124, a coil 125 and a joint 126, wherein one side of the cooler housing 123 is fixedly connected with the fan housing 122, the cooling fan 121 is installed inside the fan housing 122, the fins 124 are installed inside the cooler housing 123, the coil 125 is disposed inside the cooler housing 123 and connected with the fins 124, the joints 126 are respectively installed at two ends of the upper surface of the housing, and two ends of the coil 125 are respectively connected with the joints 126.
As shown in fig. 4, the plate heat exchanger 7 includes a fixed clamping plate 71, a movable clamping plate 72, plates 73, guide rods 74 and connecting pipes 75, a plurality of plates 73 and a plurality of guide rods 74 are arranged between the fixed clamping plate 71 and the movable clamping plate 72, the guide rods 74 are arranged on the upper surface and the lower surface of the plates 73, and the connecting pipes 75 are arranged on the outer sides of the fixed clamping plate 71 and the movable clamping plate 72.
The closed cooling system of the magnetic suspension blower comprises the following steps:
step one: two ends of a circulating pump 5 are respectively connected with a circulating water pipe A4 and a circulating water pipe B6, two ends of a heat dissipation system in the blower 1 are respectively connected with the circulating water pipe A4 and a circulating water pipe C8, and the circulating water pipe B6 and the circulating water pipe C8 are respectively connected with a plate heat exchanger 7 to form a closed cooling water loop;
step two: one end of a cooling pipe A9 is connected with the plate heat exchanger 7, the other end of the cooling pipe A9 is connected with the compressor 10, the compressor 10 is connected with one connector 126 of the miniature air cooler 12 through a cooling pipe B11, the other connector 126 is connected with a liquid storage tank 14 through a cooling pipe C13, the liquid storage tank 14 is connected with an expansion valve 16 through a cooling pipe D15, and the expansion valve 16 is finally connected with the re-plate heat exchanger 7 through a cooling pipe E17 to form a condensation closed loop;
step three: adding a refrigerant into the condensation closed loop, and taking away the temperature of closed cooling water by adopting the refrigerant used by a refrigeration principle;
step four: and adding ethylene glycol into closed cooling water to prevent icing in winter.
The use principle is as follows: as shown in fig. 5, the closed cooling water loop and the condensed closed loop exchange heat through the plate heat exchanger, refrigerant is added into the cooling pipes, the temperature of the closed cooling water is taken away by adopting the refrigerant for the refrigeration principle, the temperature of gaseous refrigerant is reduced by adopting the miniature air cooler, and then glycol is added into the closed cooling water to prevent icing in winter.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A closed cooling system of a magnetic suspension blower is characterized in that: including air-blower (1), circulating pipe import (2), circulating pipe export (3), circulating pipe A (4), circulating pump (5), circulating pipe B (6), plate heat exchanger (7), circulating pipe C (8), cooling pipe A (9), compressor (10), cooling pipe B (11), miniature forced air cooler (12), cooling pipe C (13), reservoir (14), cooling pipe D (15), expansion valve (16) and cooling pipe E (17), circulating pipe import (2) and circulating pipe export (3) are installed to air-blower (1) one side, circulating pipe A (4) one end links to each other with circulating pump (5), circulating pipe A (4) other end links to each other with circulating pipe import (2), circulating pipe B (6) one end links to each other with circulating pipe export (3), circulating pipe B (6) other end links to each other with plate heat exchanger (7) one side top, plate heat exchanger (7) one side bottom links to each other with circulating pipe C (8) one end, circulating pipe C (8) other, cooling pipe A (9) one end links to each other with plate heat exchanger (7) one side top end and compressor (10), the other end of the compressor (10) is connected with one end of the micro air cooler (12) through a cooling pipe B (11), the other end of the micro air cooler (12) is connected with one end of the liquid storage tank (14) through a cooling pipe C (13), the other end of the liquid storage tank (14) is connected with one end of the expansion valve (16) through a cooling pipe D (15), the other end of the expansion valve (16) is connected with one end of the cooling pipe E (17), and the other end of the cooling pipe E (17) is connected with one side bottom end of the plate heat exchanger (7) which is connected with the cooling pipe A (9);
the miniature air cooler (12) comprises a cooling fan (121), a fan housing (122), a cooler housing (123), fins (124), a coil pipe (125) and connectors (126), wherein one side of the cooler housing (123) is fixedly connected with the fan housing (122), the cooling fan (121) is installed inside the fan housing (122), the fins (124) are installed inside the cooler housing (123), the coil pipe (125) is arranged inside the cooler housing (123) and connected with the fins (124), the connectors (126) are respectively installed at two ends of the upper surface of the cooler housing (123), and two ends of the coil pipe (125) are respectively connected with the connectors (126);
the plate heat exchanger (7) comprises a fixed clamping plate (71), a movable clamping plate (72), plates (73), guide rods (74) and connecting pipes (75), a plurality of plates (73) and a plurality of guide rods (74) are arranged between the fixed clamping plate (71) and the movable clamping plate (72), the guide rods (74) are arranged on the upper surface and the lower surface of each plate (73), and the connecting pipes (75) are arranged on the outer sides of the fixed clamping plate (71) and the outer sides of the movable clamping plate (72).
2. A closed cooling system for a magnetic levitation blower of claim 1 wherein: and the internal driving of the blower (1) adopts a magnetic suspension permanent magnet synchronous motor.
3. A closed cooling system for a magnetic levitation blower of claim 1 wherein: the circulating pump (5) is a pump for circulating liquid.
4. A closed cooling system for a magnetic levitation blower of claim 1 wherein: the application method comprises the following steps:
step one: two ends of a circulating pump (5) are respectively connected with a circulating water pipe A (4) and a circulating water pipe C (8), two ends of an internal heat dissipation system of a blower (1) are respectively connected with the circulating water pipe A (4) and the circulating water pipe B (6), and the circulating water pipe B (6) and the circulating water pipe C (8) are respectively connected with a plate heat exchanger (7) to form a closed cooling water loop;
step two: one end of a cooling pipe A (9) is connected with a plate heat exchanger (7), the other end of the cooling pipe A is connected with a compressor (10), the compressor (10) is connected with one joint (126) of a miniature air cooler (12) through a cooling pipe B (11), the other joint (126) is connected with a liquid storage tank (14) through a cooling pipe C (13), the liquid storage tank (14) is connected with an expansion valve (16) through a cooling pipe D (15), and the expansion valve (16) is finally connected with the re-plate heat exchanger (7) through a cooling pipe E (17) to form a condensation closed loop;
step three: adding a refrigerant into the condensation closed loop, and taking away the temperature of closed cooling water by adopting the refrigerant used by a refrigeration principle;
step four: and adding ethylene glycol into closed cooling water to prevent icing in winter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811294483.5A CN109114029B (en) | 2018-11-01 | 2018-11-01 | Closed cooling system of magnetic suspension blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811294483.5A CN109114029B (en) | 2018-11-01 | 2018-11-01 | Closed cooling system of magnetic suspension blower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109114029A CN109114029A (en) | 2019-01-01 |
| CN109114029B true CN109114029B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811294483.5A Active CN109114029B (en) | 2018-11-01 | 2018-11-01 | Closed cooling system of magnetic suspension blower |
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| Country | Link |
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| CN (1) | CN109114029B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688048B (en) * | 2022-03-30 | 2023-02-10 | 春意环境科技有限公司 | Stainless steel explosion-proof axial flow blower |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014130530A1 (en) * | 2013-02-21 | 2014-08-28 | Johnson Controls Technology Company | Lubrication and cooling system |
| CN105351231A (en) * | 2015-12-09 | 2016-02-24 | 南京磁谷科技有限公司 | Air blower cooling structure |
| CN106961185A (en) * | 2017-03-22 | 2017-07-18 | 上海仁创环境科技有限公司 | A kind of automatic cycle cooling water air blower and cooling round-robin method |
| CN207377868U (en) * | 2017-10-31 | 2018-05-18 | 亿昇(天津)科技有限公司 | A kind of magnetic-suspension high-speed air blower cooling recirculation system |
| CN108533530A (en) * | 2018-03-23 | 2018-09-14 | 上海城投污水处理有限公司 | High pressure centrifugal blower oil two level cooling system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT328476B (en) * | 1974-03-18 | 1976-03-25 | Beteiligungs Ag Haustechnik | BLOWED HEAT EXCHANGER WITH A CIRCULATING RIBBODY |
| US20070271956A1 (en) * | 2006-05-23 | 2007-11-29 | Johnson Controls Technology Company | System and method for reducing windage losses in compressor motors |
-
2018
- 2018-11-01 CN CN201811294483.5A patent/CN109114029B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014130530A1 (en) * | 2013-02-21 | 2014-08-28 | Johnson Controls Technology Company | Lubrication and cooling system |
| CN105351231A (en) * | 2015-12-09 | 2016-02-24 | 南京磁谷科技有限公司 | Air blower cooling structure |
| CN106961185A (en) * | 2017-03-22 | 2017-07-18 | 上海仁创环境科技有限公司 | A kind of automatic cycle cooling water air blower and cooling round-robin method |
| CN207377868U (en) * | 2017-10-31 | 2018-05-18 | 亿昇(天津)科技有限公司 | A kind of magnetic-suspension high-speed air blower cooling recirculation system |
| CN108533530A (en) * | 2018-03-23 | 2018-09-14 | 上海城投污水处理有限公司 | High pressure centrifugal blower oil two level cooling system |
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| Publication number | Publication date |
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| CN109114029A (en) | 2019-01-01 |
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