CN108007002B - Double-system centrifugal water chilling unit - Google Patents
Double-system centrifugal water chilling unit Download PDFInfo
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- CN108007002B CN108007002B CN201711065943.2A CN201711065943A CN108007002B CN 108007002 B CN108007002 B CN 108007002B CN 201711065943 A CN201711065943 A CN 201711065943A CN 108007002 B CN108007002 B CN 108007002B
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- air inlet
- condenser
- evaporator
- compressor
- gate valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
- F25B1/053—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of turbine type
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a dual-system centrifugal water chilling unit which comprises a compressor, an evaporator, a condenser, a motor, a terminal box and an operation panel. The barrel of the evaporator and the barrel of the condenser are respectively provided with two air inlets, one is large and the other is small, and the relative positions are symmetrical, so that the air inlet pipes which correspond to each other can be butted after horizontal rotation is guaranteed. When the air inlet with the large caliber is connected with the air inlet pipe, the corresponding air inlet with the small caliber is blocked by the gate valve and the blind plate, and vice versa. The centrifugal machine has two purposes, improves the utilization rate, has high energy efficiency ratio, reduces the operating cost, saves energy and improves efficiency.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of centrifugal machine equipment, in particular to a double-system centrifugal water chilling unit.
[ background of the invention ]
If the centrifugal water chilling unit adopts a heat pump technology, refrigeration or heating can be carried out at the same time, and particularly for a high-capacity centrifugal machine, a large number of winter and summer switching valves need to be installed on a pipeline. The valve has large and large size, and when the valve reaches a certain age, the phenomena of valve leakage, mutual water leakage among pipelines and the like are increasingly prominent, and the problem is obvious.
[ summary of the invention ]
In view of the above, in order to overcome the defects in the prior art, the invention provides a dual-system centrifugal chiller which has advanced equipment structure mode design and dual purposes, saves cost and expenditure, improves equipment utilization efficiency, saves energy and improves efficiency.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a centrifugal cooling water set of two system types, includes compressor, evaporimeter, condenser, motor, terminal case and operation panel, its characteristics are, the compressor is vertical place in evaporimeter and condenser intermediate position to adopt the support to support the bearing in the below, evaporimeter and condenser branch lie in the both sides position, and respectively through corresponding intake pipe with the compressor is connected.
The barrel of the evaporator and the barrel of the condenser are respectively provided with two air inlets, one is large and the other is small, and the relative positions are symmetrical, so that the air inlet pipes which correspond to each other can be butted after horizontal rotation is guaranteed. When the air inlet with the large caliber is connected with the air inlet pipe, the corresponding air inlet with the small caliber is blocked by the gate valve and the blind plate, and vice versa.
And a gate valve is arranged between the air inlet pipes connected with the evaporator and the compressor, so that the disassembly is guaranteed. And an angle valve is also arranged on the air inlet pipe and is used for vacuumizing when the centrifugal machine is operated under the conversion working condition.
A gate valve is also arranged between the air inlet pipes correspondingly connected with the condenser and the compressor, and the disassembly is guaranteed. And an angle valve is also arranged on the air inlet pipe and is used for vacuumizing when the centrifugal machine is operated under the conversion working condition.
Further, a terminal box is provided on the motor, an operation panel is provided below the terminal box, and external wiring is led in from the side of the operation panel.
The working principle of the invention is as follows:
when the refrigerating working condition in summer is operated, the air inlet pipe at the evaporator side is in butt joint with the large-diameter air inlet, and the small-diameter air inlet of the reserved pipe is blocked by adopting a gate valve; the condenser side intake pipe is butted with a small-caliber air inlet, and the large-caliber reserved pipe air inlet is plugged by a gate valve. The butt joint positions of the heating working conditions in winter are opposite, and the horizontal rotation coincidence can be ensured by the relative positions.
Maintaining normal working condition operation in summer for refrigeration; in winter, the compressor and the air inlet pipes on the two sides are rotated and reinstalled to be connected to heat.
Compared with the traditional centrifugal machine, the improved winter and summer shared centrifugal machine has the following advantages:
(1) the centrifugal machine has two purposes, and avoids the situation that the centrifugal machine is idle due to heating of other units in winter, so that the utilization rate can be improved, and the equipment investment can be reduced;
(2) the air conditioner room can save the floor area of the air conditioner room by sharing one set of equipment in winter and summer;
(3) the centrifuge has high energy efficiency ratio, can reduce the operating cost, and is energy-saving and synergistic.
[ description of the drawings ]
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a schematic view of the refrigeration of the present invention.
Fig. 5 is a schematic view of heating according to the present invention.
In the figure, 1, a compressor, 2, an economizer, 3, a motor, 4, a condenser, 41, an air inlet, 42, an air inlet, 5, a terminal box, 6, an operation panel, 7, an evaporator, 71, an air inlet, 72, an air inlet, 8, an angle valve, 9, an air inlet pipe, 10, a gate valve, 11, a support, 12, an air inlet pipe, 13, a gate valve, 14, an angle valve, 15, a refrigeration water pump, 16, a cooling tower, 17, a terminal air conditioning system, 18 and a cooling water pump.
[ detailed description ] embodiments
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.
Referring to fig. 1, 2 and 3, the double-system centrifugal chiller comprises a compressor 1, an economizer 2, an evaporator 7, a condenser 4, a motor 3, a terminal box 5 and an operation panel 6, and is characterized in that the compressor 1 is vertically placed in the middle of the evaporator 7 and the condenser 4, a support 11 is adopted below the compressor to support and bear the weight, the evaporator 7 and the condenser 4 are respectively placed at two side positions and are respectively connected with the compressor 1 through a corresponding air inlet pipe 12 and an air inlet pipe 9.
Two air inlets 71 and 72 are arranged on the barrel body of the evaporator 7, two air inlets 41 and 42 are arranged on the barrel body of the condenser 4, the two air inlets are large and small, the relative positions are symmetrical, and the air inlet pipe 12 and the air inlet pipe 9 which can be in butt joint and correspond to each other after horizontal rotation can be guaranteed. When the air inlet with the large caliber is connected with the air inlet pipe, the corresponding air inlet with the small caliber is blocked by the gate valve and the blind plate, and vice versa.
A gate valve 13 is arranged between an air inlet pipe 12 connected with the evaporator 7 and the compressor 1, and is guaranteed to be detachable. An angle valve 14 is also arranged on the air inlet pipe 12 and is used for vacuumizing when the centrifugal machine is in working condition conversion operation.
A gate valve 10 is also arranged between the air inlet pipe 9 correspondingly connected with the condenser 4 and the compressor 1, and is guaranteed to be detachable. An angle valve 8 is further mounted on the air inlet pipe 9 and used for vacuumizing when the centrifugal machine is in working condition conversion operation.
The motor 3 is provided with a terminal box 5, an operation panel 6 is arranged below the terminal box, and external wiring is led in from the side part of the operation panel 6.
The working principle of the invention is as follows:
referring to fig. 4, when the invention operates in a refrigeration working condition in summer, the side air inlet pipe 14 of the evaporator 7 is in butt joint with the air inlet with a large diameter, and the air inlet of the reserved pipe with a small diameter is blocked by a gate valve. The air inlet pipe 9 on the side of the condenser 4 is butted with an air inlet with a small diameter, and the air inlet of the reserved pipe with a large diameter is plugged by a gate valve. The end air conditioning system 17 absorbs heat, one end of the end air conditioning system is connected with the evaporator 7, the other end of the end air conditioning system is connected with the chilled water pump 15, one end of the cooling water pump 18 is connected with the condenser 4, the other end of the cooling water pump is connected with the cooling tower 16, the condenser 4 is further connected with the external cooling tower 16, the cooling tower 16 releases heat, and refrigeration is carried out through a circulating system shown in fig. 4.
Referring to fig. 5, the butt joint positions of the heating working conditions in winter are just opposite, the side air inlet pipe 14 of the evaporator 7 is in butt joint with the small-diameter air inlet, and the large-diameter air inlet of the reserved pipe is blocked by a gate valve. And the air inlet pipe 9 on the side of the condenser 4 is butted with an air inlet with a large diameter, and the air inlet of the reserved pipe with a small diameter is plugged by a gate valve. The tail end air conditioning system 17 releases heat, one end of the tail end air conditioning system is connected with the condenser 4, the other end of the tail end air conditioning system is connected with the chilled water pump 15, one end of the chilled water pump 18 is connected with the evaporator 7, and the other end of the chilled water pump is connected with the cooling tower 16. The evaporator 7 is connected to an external cooling tower 16, and the cooling tower 16 absorbs heat and heats the heat by a circulation system as shown in fig. 5.
The advantages of the invention are embodied in that: (1) the centrifugal machine has two purposes, and avoids the situation that the centrifugal machine is idle due to heating of other units in winter, so that the utilization rate can be improved, and the equipment investment can be reduced;
(2) the air conditioner room can save the floor area of the air conditioner room by sharing one set of equipment in winter and summer;
(3) the centrifuge has high energy efficiency ratio, can reduce the operating cost, and is energy-saving and synergistic.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. A double-system centrifugal water chilling unit comprises a compressor, an evaporator, a condenser, a motor, a terminal box and an operation panel, and is characterized in that the compressor is vertically placed in the middle of the evaporator and the condenser, a support is adopted below the compressor to support and bear the weight, the evaporator and the condenser are respectively placed at two side positions and are respectively connected with the compressor through corresponding air inlet pipes; the evaporator and the condenser are respectively provided with two air inlets, one is large and the other is small, the relative positions are symmetrical, the corresponding air inlet pipes can be butted after horizontal rotation, and when the air inlet pipe is connected with the air inlet pipe, the corresponding small-caliber air inlet is blocked by a gate valve and a blind plate, or vice versa.
2. The centrifugal chiller according to claim 1 wherein a gate valve is mounted between the inlet pipes connecting the evaporator and the compressor, and an angle valve is mounted on the inlet pipes.
3. The centrifugal chiller according to claim 1 wherein a gate valve is also mounted between the inlet pipes of the condenser and the compressor, and an angle valve is also mounted on the inlet pipes.
4. The centrifugal chiller according to claim 1 wherein the motor is provided with a terminal box, an operating panel is provided thereunder, and external wiring is led from the side of the operating panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065943.2A CN108007002B (en) | 2017-11-02 | 2017-11-02 | Double-system centrifugal water chilling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065943.2A CN108007002B (en) | 2017-11-02 | 2017-11-02 | Double-system centrifugal water chilling unit |
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| Publication Number | Publication Date |
|---|---|
| CN108007002A CN108007002A (en) | 2018-05-08 |
| CN108007002B true CN108007002B (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711065943.2A Active CN108007002B (en) | 2017-11-02 | 2017-11-02 | Double-system centrifugal water chilling unit |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1056981A (en) * | 1964-05-04 | 1967-02-01 | Trane Co | Refrigeration machine |
| US4084406A (en) * | 1976-01-22 | 1978-04-18 | Fedders Corporation | Chiller controls |
| CN202403440U (en) * | 2012-01-13 | 2012-08-29 | 珠海格力电器股份有限公司 | Centrifugal heat pump unit |
| CN202973663U (en) * | 2012-11-26 | 2013-06-05 | 重庆美的通用制冷设备有限公司 | Motor cooling system of centrifugal compressor unit and air conditioner system |
| KR20160054779A (en) * | 2014-11-07 | 2016-05-17 | 엘지전자 주식회사 | Turbo chiller |
-
2017
- 2017-11-02 CN CN201711065943.2A patent/CN108007002B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1056981A (en) * | 1964-05-04 | 1967-02-01 | Trane Co | Refrigeration machine |
| US4084406A (en) * | 1976-01-22 | 1978-04-18 | Fedders Corporation | Chiller controls |
| CN202403440U (en) * | 2012-01-13 | 2012-08-29 | 珠海格力电器股份有限公司 | Centrifugal heat pump unit |
| CN202973663U (en) * | 2012-11-26 | 2013-06-05 | 重庆美的通用制冷设备有限公司 | Motor cooling system of centrifugal compressor unit and air conditioner system |
| KR20160054779A (en) * | 2014-11-07 | 2016-05-17 | 엘지전자 주식회사 | Turbo chiller |
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| Publication number | Publication date |
|---|---|
| CN108007002A (en) | 2018-05-08 |
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