CN114802689A - Special cabin environmental control system - Google Patents
Special cabin environmental control system Download PDFInfo
- Publication number
- CN114802689A CN114802689A CN202210417698.1A CN202210417698A CN114802689A CN 114802689 A CN114802689 A CN 114802689A CN 202210417698 A CN202210417698 A CN 202210417698A CN 114802689 A CN114802689 A CN 114802689A
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- CN
- China
- Prior art keywords
- air
- steam
- valve
- cabin
- control system
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/02—Ventilation; Air-conditioning
- B63J2/06—Ventilation; Air-conditioning of engine rooms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/12—Heating; Cooling
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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
- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
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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
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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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
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/005—Arrangement or mounting of control or safety devices of safety devices
Abstract
The invention discloses a special cabin environment control system, which comprises a circulating air system, a fresh air ventilation system, a cooling system, a refrigerating system, a steam heating system, a steam humidifying system and a control system, wherein the circulating air system consists of a blower, a static pressure box, an air outlet and air return opening, the fresh air ventilation system comprises an exhaust fan, a fresh air valve and an exhaust valve, the cooling system consists of an air cooler, a refrigerant water regulating valve and a pipeline, and the refrigerating system consists of a compressor, a condenser, a throttle valve and an evaporator; the steam heating system consists of a steam heater and a steam regulating valve; the steam humidifying system comprises a steam humidifier, a steam regulating valve and the like; the control system mainly controls the start and stop of the compressor and the fan, the opening and closing of the electric air valve at the air port and the control of each regulating valve and each electromagnetic valve through temperature and humidity sensors in the cabin. The invention can realize the functions of refrigeration, heating, dehumidification, humidification, ventilation and filtration, and the circulating air and the ventilation can be switched at will.
Description
Technical Field
The invention relates to the technical field of environmental temperature and humidity control, in particular to a special cabin environment control system which has the functions of refrigeration, heating, dehumidification, humidification, ventilation and filtration.
Background
Generally adopt air conditioning system to cool down and dehumidify and heat to the under-deck environmental control, adopt humidification device to carry out the humidification to the under-deck, additionally adopt a breather to take a breath to the under-deck gas, a plurality of systems can realize controlling the environment in the special cabin.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a special cabin environment control system.
The invention is realized by the following technical scheme:
a special cabin environment control system comprises a circulating air system, a fresh air ventilation system, a cooling system, a compression refrigeration system, a steam heating system, a steam humidification system, a control system and a special cabin, wherein the circulating air system comprises a circulating air feeder, an air filter, a static pressure box, an air outlet, an air return opening and a mixed air exhaust opening; the fresh air ventilation system comprises an exhaust fan, a fresh air valve and an exhaust valve; the cooling system comprises an air cooler and a refrigerant water regulating valve; the compression refrigeration system comprises a compressor, a condenser, a throttle valve and an evaporator; the steam heating system comprises a steam heater and a steam regulating valve; the steam humidifying system comprises a steam humidifier and a steam electromagnetic valve; the circulating air feeder, the air filter, the steam heater, the air cooler, the evaporator, the condenser, the steam humidifier, the static pressure box, the air outlet and the special cabin are sequentially connected through a pipeline, the outlet of the special cabin is respectively connected with an air return port and an air outlet of mixed air, the air return port is connected with the circulating air feeder, the circulating air feeder is also connected with a fresh air valve, the air outlet of the mixed air is connected with an exhaust fan, the exhaust fan is connected with the exhaust valve, and an in-cabin temperature and humidity sensor is installed in the special cabin; steam control valve, steam solenoid valve and refrigerant water governing valve be connected with steam heater, steam humidifier and air cooler respectively, compressor, condenser, choke valve and evaporimeter in proper order cyclic connection, under-deck temperature and humidity sensor, steam control valve, steam solenoid valve, refrigerant water governing valve, compressor, circulation forced draught blower, fresh air valve, exhaust valve and exhaust fan all be connected with control system. The control system mainly controls the starting and stopping of the fan, the opening and closing of the electric air valve at the air port and the control of each regulating valve and each electromagnetic valve through the temperature and humidity sensor in the cabin.
Fresh air sequentially passes through the air filter, the heater, the air cooler, the evaporator, the condenser, the steam humidifier, the static pressure box and the air outlet static pressure box under the action of the circulating blower and enters the special cabin through the air opening.
The air outlet, the air return inlet and the mixed air exhaust outlet are electrically controlled to be opened and closed and are connected with a control system.
The control system is also connected with an audible and visual alarm.
The invention has the advantages that: the invention can realize the temperature and humidity control in the cabin and reduce the concentration of dangerous gas in the cabin through one device; the air conditioning system is mainly applied to ships, and is used for carrying out temperature and humidity treatment on air in a cabin through an air heater, an air cooler, a compressor refrigerating system, a humidifier and the like, and carrying out interval ventilation so as to control the temperature and the humidity in the cabin, reduce the concentration of dangerous gas in the cabin and improve the storage condition of a special cabin; the invention realizes refrigeration and dehumidification by an air cooler (with refrigerant water inside) under the working condition of summer; in winter, the temperature rise and humidification are realized through a steam heater and a humidifier; in the transition season, under the condition that no refrigerant water or steam exists outside, dehumidification is carried out through an evaporator of a compressor refrigeration system, and reheating temperature adjustment is carried out through a condenser. All systems are integrated on one device, so that the device is reasonable in layout and convenient to operate, and is successfully applied.
The invention can realize the functions of refrigeration, heating, dehumidification, humidification, ventilation and filtration, and the circulating air and the ventilation can be switched at will.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1, a special cabin environment control system comprises a circulating air system, a fresh air ventilation system, a cooling system, a compression refrigeration system, a steam heating system, a steam humidification system, a control system 14 and a special cabin 16, wherein the circulating air system comprises a circulating blower 17, an air filter 15, a static pressure box 1, an air outlet 2, an air return opening 18 and a mixed air exhaust opening 19; the fresh air ventilation system comprises an exhaust fan 21, a fresh air valve 20 and an exhaust valve 22; the cooling system comprises an air cooler 10 and a refrigerant water regulating valve 9; the compression refrigeration system comprises a compressor 5, a condenser 6, a throttle valve 7 and an evaporator 8; the steam heating system comprises a steam heater 13 and a steam regulating valve 12; the steam humidifying system comprises a steam humidifier 4 and a steam electromagnetic valve 3; the device comprises a circulating air feeder 17, an air filter 15, a steam heater 13, an air cooler 10, an evaporator 8, a condenser 6, a steam humidifier 4, a static pressure box 1, an air outlet 2 and a special cabin 16 which are sequentially connected through pipelines, wherein the outlet of the special cabin 16 is respectively connected with an air return inlet 18 and a mixed air exhaust outlet 19, the air return inlet 18 is connected with the circulating air feeder 17, the circulating air feeder 17 is also connected with a fresh air valve 20, the mixed air exhaust outlet 19 is connected with an exhaust fan 21, the exhaust fan 21 is connected with an exhaust valve 22, and an in-cabin temperature and humidity sensor 11 is arranged in the special cabin 16; steam regulating valve 12, steam solenoid valve 3 and refrigerant water governing valve 9 be connected with steam heater 13, steam humidifier 4 and air cooler 10 respectively, compressor 5, condenser 6, choke valve 7 and evaporimeter 8 be cyclic connection in proper order, under-deck temperature and humidity sensor 11, steam regulating valve 12, steam solenoid valve 3, refrigerant water governing valve 9, compressor 5, circulation forced draught blower 17, new trend valve 20, exhaust valve 22 and exhaust fan 21 all be connected with control system 14.
Fresh air passes through the air filter 15, the steam heater 13, the air cooler 10, the evaporator 8, the condenser 6, the steam humidifier 4, the static pressure box 1 and the air outlet 2 in sequence under the action of the circulating blower 17 and enters the special chamber 16.
The air outlet 2, the air return inlet 18 and the mixed air exhaust outlet 19 are electrically controlled to be opened and closed and are connected with the control system 14.
The control system 14 is also connected with an audible and visual alarm.
The cabin temperature and humidity sensor 11 can also be placed on the return air inlet or the return air pipeline.
Refrigeration working condition: the refrigerant water regulating valve 9 is controlled by the temperature in the cabin, so that the refrigerating capacity of the environment-friendly control system is automatically controlled. When the temperature in the cabin is lower than the set temperature lower limit, the refrigerant water regulating valve 9 is closed, and when the return air temperature is higher than the set temperature upper limit, the refrigerant water regulating valve 9 is opened to the maximum (the set value is adjustable).
Heating working conditions are as follows: the steam regulating valve 12 is controlled by the return air temperature, so that the heating capacity of the environment control system is automatically controlled; when the temperature in the cabin is higher than the upper limit of the set temperature, the steam regulating valve 12 is closed, and when the return air temperature is lower than the lower limit of the set temperature, the steam regulating valve 12 is opened to the maximum (the set value is adjustable);
humidifying working conditions; when the relative humidity in the cabin is lower than the lower limit of a set value, the steam electromagnetic valve 3 is opened for humidification; when the relative humidity of the return air is higher than the upper limit of the set value, the steam electromagnetic valve 3 is closed (the set value is adjustable).
Transition season: in the absence of chilled water and steam, the refrigerant is run through the compressor 5, enters the condenser 6, passes through the throttle valve 7, enters the evaporator 8, and then returns to the compressor 5. The air is dehumidified by the evaporator 8 under the action of the circulating fan 17, and is reheated by the condenser 6 to achieve the dehumidification and temperature adjustment effects.
The air conditioner can realize closed circulation and ventilation under any working condition; one circulating air feeder 17 is used under the closed cooling working condition, the circulating air feeder and the other exhaust fan 21 work simultaneously under the ventilation working condition, the fans are interlocked with the corresponding inlet and outlet air valves, namely, the fan starts the air valve to be opened, and the fan stops the air valve to be closed.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present patent and do not limit the scope of the patent, and various modifications and improvements of the technical solutions of the present patent made by those skilled in the art without departing from the spirit of the patent design should fall within the protection scope defined by the claims of the present invention.
Claims (3)
1. A special cabin environmental control system is characterized in that: the air conditioner comprises a circulating air system, a fresh air ventilation system, a cooling system, a compression refrigeration system, a steam heating system, a steam humidifying system, a control system and a special cabin, wherein the circulating air system comprises a circulating air feeder, an air filter, a static pressure box, an air outlet, an air return opening and a mixed air exhaust opening; the fresh air ventilation system comprises an exhaust fan, a fresh air valve and an exhaust valve; the cooling system comprises an air cooler and a refrigerant water regulating valve; the compression refrigeration system comprises a compressor, a condenser, a throttle valve and an evaporator; the steam heating system comprises a steam heater and a steam regulating valve; the steam humidifying system comprises a steam humidifier and a steam electromagnetic valve; the circulating air feeder, the air filter, the steam heater, the air cooler, the evaporator, the condenser, the steam humidifier, the static pressure box, the air outlet and the special cabin are sequentially connected through a pipeline, the outlet of the special cabin is respectively connected with an air return port and an air outlet of mixed air, the air return port is connected with the circulating air feeder, the circulating air feeder is also connected with a fresh air valve, the air outlet of the mixed air is connected with an exhaust fan, the exhaust fan is connected with the exhaust valve, and an in-cabin temperature and humidity sensor is installed in the special cabin; steam control valve, steam solenoid valve and refrigerant water governing valve be connected with steam heater, steam humidifier and air cooler respectively, compressor, condenser, choke valve and evaporimeter in proper order cyclic connection, under-deck temperature and humidity sensor, steam control valve, steam solenoid valve, refrigerant water governing valve, compressor, circulation forced draught blower, fresh air valve, exhaust valve and exhaust fan all be connected with control system.
2. A special type of cabin environmental control system as claimed in claim 1, wherein: the air outlet, the air return inlet and the mixed air exhaust outlet are electrically controlled to be opened and closed and are connected with a control system.
3. A special type of cabin environmental control system as claimed in claim 1, wherein: the control system is also connected with an audible and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210417698.1A CN114802689A (en) | 2022-04-20 | 2022-04-20 | Special cabin environmental control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210417698.1A CN114802689A (en) | 2022-04-20 | 2022-04-20 | Special cabin environmental control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114802689A true CN114802689A (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210417698.1A Pending CN114802689A (en) | 2022-04-20 | 2022-04-20 | Special cabin environmental control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114802689A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115384750A (en) * | 2022-10-26 | 2022-11-25 | 海明（江苏）环境科技有限公司 | Control method of explosion-proof air conditioning system for ships |
-
2022
- 2022-04-20 CN CN202210417698.1A patent/CN114802689A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115384750A (en) * | 2022-10-26 | 2022-11-25 | 海明（江苏）环境科技有限公司 | Control method of explosion-proof air conditioning system for ships |
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