CN111189132A - High-supercharging air supply multistage cooling equipment - Google Patents
High-supercharging air supply multistage cooling equipment Download PDFInfo
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- CN111189132A CN111189132A CN202010116482.2A CN202010116482A CN111189132A CN 111189132 A CN111189132 A CN 111189132A CN 202010116482 A CN202010116482 A CN 202010116482A CN 111189132 A CN111189132 A CN 111189132A
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- air supply
- air
- evaporators
- compressor
- fan
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- 238000001816 cooling Methods 0.000 title claims abstract description 24
- 238000005057 refrigeration Methods 0.000 claims abstract description 20
- 230000005494 condensation Effects 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims description 2
- 230000008676 import Effects 0.000 claims description 2
- 238000007791 dehumidification Methods 0.000 abstract description 9
- 239000007788 liquid Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1405—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification in which the humidity of the air is exclusively affected by contact with the evaporator of a closed-circuit cooling system or heat pump circuit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/81—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the air supply to heat-exchangers or bypass channels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/87—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling absorption or discharge of heat in outdoor units
- F24F11/871—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling absorption or discharge of heat in outdoor units by controlling outdoor fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Fuzzy Systems (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to the technical field of high-supercharging air supply cooling, and discloses high-supercharging air supply multistage cooling equipment which comprises two sets of refrigeration systems, wherein each set of refrigeration system comprises a compressor, an outdoor side condenser, a condensing fan, a throttling device and an evaporator, the outlet of the evaporator is communicated with the inlet of the compressor, the exhaust port of the compressor is communicated with the air inlet of the outdoor side condenser, the outlet of the outdoor side condenser is connected with the throttling device, the outlet of the throttling device is communicated with the liquid inlet of the evaporator, and the two sets of refrigeration systems are arranged in a vertically symmetrical mode. The invention realizes the purposes of deep cooling and dehumidification at the indoor side by placing the high-pressure fan between the two refrigeration system evaporators, has simple principle and simple and convenient control, and can be operated independently or simultaneously according to the air treatment requirement.
Description
Technical Field
The invention relates to the technical field of high-supercharging air supply cooling, in particular to high-supercharging air supply multistage cooling equipment.
Background
The booster fan has the working principle that when a motor drives a driving shaft to rotate through a coupler or a belt wheel, a gear arranged on a driving wheel drives a gear on a driven wheel to synchronously rotate in opposite directions, so that meshed rotors rotate along with the gears, a space is formed between a shell and the rotors, and gas enters the space from a gas inlet. At this time, the gas is compressed and extruded out of the gas outlet by the rotors, and the other rotor is rotated to a position opposite to the first rotor at the start of compression, so that a new space is formed at the other side of the casing, and new gas enters the space again and is extruded out. The continuous movement achieves the purpose of blowing air, and the high booster fan applies work to air, so that the air temperature and the booster pressure rise in proportion. For example, after the air at 20 ℃ is pressurized by a booster fan at 15kPa, the temperature is increased to about 40 ℃.
At present, the requirement of air supply pressure of a ground air cooler (for an airport) is relatively high (more than 14 kPa), the requirement of air supply temperature is below 30 ℃, the ground air cooler is a typical high-supercharging air supply device, and the ground air cooler only works through a high-supercharging fan, so that the effects of cooling and dehumidifying the indoor side are poor.
Disclosure of Invention
The invention aims to solve the problem that the indoor side cooling and dehumidifying effect is poor due to the fact that only a high-pressure fan works in the prior art, and provides high-pressure air supply multi-stage cooling equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a multistage cooling device of high pressure boost air supply, includes two sets of refrigerating system, every set refrigerating system all includes compressor, outdoor side condenser, condensation fan, throttling arrangement and evaporimeter, the export of evaporimeter and the import intercommunication of compressor, the gas vent of compressor and the air inlet intercommunication of outdoor side condenser, and the exit linkage of outdoor condenser has throttling arrangement, throttling arrangement's export and evaporimeter inlet intercommunication, two sets refrigerating system is symmetry setting from top to bottom.
Preferably, a high-pressure booster fan is arranged between the two evaporators, and a temperature sensor is arranged on one side of each evaporator.
Preferably, one set of the evaporators of the refrigerating systems and the evaporators of the other set of the refrigerating systems are placed in the front and at the back, the two evaporators are arranged on the same horizontal plane, and the two evaporators are matched with the high-pressure fan.
Preferably, the air outlets of the condensing fans are towards the same side, and the two condensing fans are symmetrically arranged.
Compared with the prior art, the invention provides high-supercharging air supply multistage cooling equipment which has the following beneficial effects:
1. this multistage cooling device of high pressure boost air supply, temperature sensor control refrigerating system's behind the evaporimeter operation makes two sets of systems can operate alone or move simultaneously according to air treatment's demand, behind evaporimeter cooling dehumidification processing in one of them set of refrigerating system at the air, increases at high booster fan effect pressure, the temperature risees, then handles through the evaporimeter in another set of refrigerating system once more, reduces air temperature once more, and the air is through pressure boost, dehumidification and cooling processing promptly.
The device has the advantages that the high-pressure fan is arranged between the two evaporators of the refrigerating systems, the purposes of deep cooling and dehumidification of the indoor side are achieved, the principle is simple, the control is simple and convenient, and the device can be operated independently or simultaneously according to the air treatment requirement.
Drawings
Fig. 1 is a schematic system diagram of a highly-pressurized air-supply multi-stage cooling device according to the present invention.
In the figure: 1 compressor, 2 outdoor condensers, 3 condensing fans, 4 throttling devices, 5 temperature sensors, 6 evaporators and 7 high booster fans.
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.
Referring to fig. 1, the high-supercharging air supply multistage cooling device comprises two sets of refrigeration systems, wherein each set of refrigeration system comprises a compressor 1, an outdoor side condenser 2, a condensing fan 3, a throttling device 4 and an evaporator 6, an outlet of the evaporator 6 is communicated with an inlet of the compressor 1, an exhaust port of the compressor 1 is communicated with an air inlet of the outdoor side condenser 2, an outlet of the outdoor condenser 2 is connected with the throttling device 4, an outlet of the throttling device 4 is communicated with an inlet of the evaporator 6, the two sets of refrigeration systems are arranged in an up-and-down symmetrical mode, arrows in the drawing of the specification indicate the flowing direction of air, so that a complete loop can be formed, and the two condensing fans 3 blow air towards one outdoor side.
A high booster fan 7 is arranged between the two evaporators 6, one side of each evaporator 6 is provided with a temperature sensor 5, the high booster fan 7 blows air towards the indoor side, the two temperature sensors 5 are arranged at the indoor side, the air flow can be accelerated through the high booster fan 7, the air can be increased in pressure and increased in temperature under the action of a booster fan 13, the temperature sensors 5 can detect the temperature, when the temperature reaches a certain temperature, the two sets of refrigeration systems are started, the operation of the refrigeration systems is controlled through the temperature sensors 5 behind the evaporators 6, the two sets of systems can be operated independently or simultaneously according to the air treatment requirement, after the air is cooled and dehumidified by the evaporators 6 in one set of refrigeration system, the pressure is increased and the temperature is increased under the action of the high booster fan 7, and then the air is treated by the evaporators 6 in the other set of refrigeration system again, and the temperature of the air is reduced again, namely the air is subjected to pressurization, dehumidification and cooling treatment, so that the purposes of deep cooling and dehumidification at the indoor side are achieved.
One of them set of refrigerating system's evaporimeter 6 is placed around with another set of refrigerating system's evaporimeter 6, and two evaporimeters 6 are in same horizontal plane setting, and two evaporimeters 6 all set up with high booster fan 7 mutually supporting, have improved the effect of high booster fan air pressure boost and intensification after 6 cooling dehumidification of evaporimeter better, the people's of being convenient for use.
The air outlet of the condensing fan 3 faces to the same side, and the two condensing fans 3 are symmetrically arranged, so that the consistency of the air exhaust positions is ensured, the mutual influence of the air exhaust positions is prevented, and the use is convenient.
The specific control flow of the invention is as follows, and the single-stage refrigeration working flow is as follows: firstly, the high-pressure booster fan 7 is started, and when one temperature sensor 5 detects that the air temperature is higher than the set temperature, the refrigerating system is operated, so that one outdoor condensing fan 3 is started and the compressor 1 is started in a delayed mode.
Two-stage refrigeration working process: after single-stage refrigeration, when one temperature sensor 5 detects that the air temperature is still higher than the set temperature, the other set of refrigeration system operates in a delayed mode, so that the other outdoor condensing fan 3 is started and the compressor 1 is started in a delayed mode, when the other temperature sensor 5 detects that the air temperature after primary evaporation is lower than the set air supply temperature, the air is subjected to temperature rise through the high booster fan 13, at the moment, the other set of refrigeration system stops operating, after the air is subjected to temperature reduction and dehumidification treatment through the evaporator 6 in one set of refrigeration system, under the action of the high booster fan 7, the pressure is increased, the temperature is increased, then the air is subjected to treatment through the evaporator 6 in the other set of refrigeration system again, and the air temperature is reduced again, namely the air is subjected to pressurization, dehumidification and temperature reduction.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. The utility model provides a multistage cooling device of high pressure boost air supply, includes two sets of refrigerating system, its characterized in that, every set refrigerating system all includes compressor (1), outdoor side condenser (2), condensation fan (3), throttling arrangement (4) and evaporimeter (6), the export of evaporimeter (6) and the import intercommunication of compressor (1), the gas vent of compressor (1) and the air inlet intercommunication of outdoor side condenser (2), and the exit linkage of outdoor condenser (2) has throttling arrangement (4), the export and evaporimeter (6) inlet intercommunication of throttling arrangement (4), two sets of refrigerating system is symmetry setting from top to bottom.
2. The equipment for reducing the temperature of the air supply with high pressure according to the claim 1 is characterized in that a high pressure fan (7) is arranged between the two evaporators (6), and one side of each evaporator (6) is provided with a temperature sensor (5).
3. The high-supercharging air supply multi-stage cooling device according to claim 1, wherein one set of the evaporators (6) of the refrigeration system and the other set of the evaporators (6) of the refrigeration system are placed in front and back, the two evaporators (6) are arranged on the same horizontal plane, and the two evaporators (6) are matched with the high-supercharging fan (7).
4. The high-supercharging air supply multistage cooling device according to claim 1, wherein the air outlets of the condensing fans (3) face the same side, and the two condensing fans (3) are symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010116482.2A CN111189132A (en) | 2020-02-25 | 2020-02-25 | High-supercharging air supply multistage cooling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010116482.2A CN111189132A (en) | 2020-02-25 | 2020-02-25 | High-supercharging air supply multistage cooling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111189132A true CN111189132A (en) | 2020-05-22 |
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ID=70705184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010116482.2A Pending CN111189132A (en) | 2020-02-25 | 2020-02-25 | High-supercharging air supply multistage cooling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111189132A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486608A (en) * | 2020-05-25 | 2020-08-04 | 合肥天鹅制冷科技有限公司 | High-supercharging air supply cooling device |
| CN114087678A (en) * | 2021-11-24 | 2022-02-25 | 珠海格力电器股份有限公司 | Dehumidifier and dehumidification control method thereof |
| CN114904372A (en) * | 2022-05-30 | 2022-08-16 | 中化(浙江)膜产业发展有限公司 | Energy-saving carbon dioxide capture system and method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018045697A1 (en) * | 2016-09-08 | 2018-03-15 | 南通华信中央空调有限公司 | High-efficient fresh air dehumidifier based on heat pump heat recovery and dual-evaporation temperature |
| CN110726189A (en) * | 2019-11-15 | 2020-01-24 | 合肥天鹅制冷科技有限公司 | Two-stage cooling and dehumidifying device |
| CN212108770U (en) * | 2020-02-25 | 2020-12-08 | 合肥天鹅制冷科技有限公司 | High-supercharging air supply multistage cooling equipment |
-
2020
- 2020-02-25 CN CN202010116482.2A patent/CN111189132A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018045697A1 (en) * | 2016-09-08 | 2018-03-15 | 南通华信中央空调有限公司 | High-efficient fresh air dehumidifier based on heat pump heat recovery and dual-evaporation temperature |
| CN110726189A (en) * | 2019-11-15 | 2020-01-24 | 合肥天鹅制冷科技有限公司 | Two-stage cooling and dehumidifying device |
| CN212108770U (en) * | 2020-02-25 | 2020-12-08 | 合肥天鹅制冷科技有限公司 | High-supercharging air supply multistage cooling equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486608A (en) * | 2020-05-25 | 2020-08-04 | 合肥天鹅制冷科技有限公司 | High-supercharging air supply cooling device |
| CN114087678A (en) * | 2021-11-24 | 2022-02-25 | 珠海格力电器股份有限公司 | Dehumidifier and dehumidification control method thereof |
| CN114904372A (en) * | 2022-05-30 | 2022-08-16 | 中化(浙江)膜产业发展有限公司 | Energy-saving carbon dioxide capture system and method thereof |
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