CN113859507A - Rust-resistant dehumidification system in cabin - Google Patents
Rust-resistant dehumidification system in cabin Download PDFInfo
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- CN113859507A CN113859507A CN202111011971.2A CN202111011971A CN113859507A CN 113859507 A CN113859507 A CN 113859507A CN 202111011971 A CN202111011971 A CN 202111011971A CN 113859507 A CN113859507 A CN 113859507A
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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
- B63J2/08—Ventilation; Air-conditioning of holds
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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
Abstract
The invention relates to the technical field of cabin dehumidification, in particular to a cabin antirust dehumidification system, which comprises: the air treatment module and the circulating dehumidification module; the air treatment module comprises a first fan, a steam heat exchanger and a drying and dehumidifying roller device; the circulating dehumidification module comprises a second fan, a circulating main pipeline, a return air pipeline and a return air filter, one end of the second fan is connected with the drying dehumidification roller device, and the other end of the second fan is connected with the circulating main pipeline; the circulating main pipeline is respectively connected with a plurality of exhaust pipelines, each exhaust pipeline is provided with an exhaust nozzle, and the exhaust nozzles are arranged in the cabin; the return air pipeline passes through dry dehumidification gyro wheel device with circulation trunk line intercommunication, the return air filter sets up on the return air pipeline. This application can reduce the inside humidity in cabin to reduce the risk of cabin corrosion, improve the reliability in cabin, reduce the maintenance cost.
Description
Technical Field
The invention relates to the technical field of cabin dehumidification, in particular to a cabin antirust dehumidification system.
Background
The ocean atmosphere has the obvious difference from inland atmosphere in environmental characteristics, not only has high humidity and is easy to form an air film on the surface of an object, but also contains certain salt, so that a water film condensed on the surface of steel and the salt dissolved in the water film form a liquid film with good conductivity, thereby providing electrochemical corrosion conditions. Therefore, the corrosion rate of steel in the ocean atmosphere is 4-5 times higher than that in inland. The ship, particularly an oil tanker, runs on the sea for a long time and has temperature difference between different latitudes, an empty compartment exists between the oil compartment and the marine environment, and the corrosion of the air in the empty compartment to the inner wall of the compartment is obviously increased.
According to the current technical scheme, on one hand, the inner wall of the cabin is subjected to corrosion prevention by adopting a coating, but under the condition of high humidity, corrosion of different degrees can be generated, and the risk of corrosion of an outer plate and a cabin wall is generated;
on the other hand, the rusted parts are repaired, but under the condition of large-area corrosion, the cabin needs to be subjected to integral rust prevention and repainting treatment, and even enters a shipyard for plate replacement treatment, so that higher maintenance cost is generated, and waste gas and waste water are brought to the rust prevention and repainting treatment in the empty cabin, so that the environment is affected.
Disclosure of Invention
Based on this, the present invention provides a cabin rust prevention and dehumidification system, which heats and dehumidifies air through an air treatment module, and inputs the treated air into a circulation dehumidification module to reduce the humidity inside the cabin, thereby reducing the risk of cabin corrosion, improving the reliability of the cabin, and reducing the maintenance cost. The technical scheme is as follows:
a rust inhibiting and moisture removing system for a cabin, comprising: the air treatment module and the circulating dehumidification module;
the air treatment module comprises a first fan, a steam heat exchanger and a drying and dehumidifying roller device, and the first fan is connected with the steam heat exchanger; the steam heat exchanger is connected with a heat source through a steam inlet pipeline; the steam heat exchanger is connected with the drying and dehumidifying roller device;
the circulating dehumidification module comprises a second fan, a circulating main pipeline, a return air pipeline and a return air filter, one end of the second fan is connected with the drying dehumidification roller device, and the other end of the second fan is connected with the circulating main pipeline; the circulating main pipeline is respectively connected with a plurality of exhaust pipelines, each exhaust pipeline is provided with an exhaust nozzle, and the exhaust nozzles are arranged in the cabin; the return air pipeline passes through dry dehumidification gyro wheel device with circulation trunk line intercommunication, the return air filter sets up on the return air pipeline.
In one embodiment, the air treatment module further comprises a moisture outlet duct connected to the drying and dehumidifying roller device.
In one embodiment, the air treatment module further comprises a first temperature sensor, a second temperature sensor and a flow control valve, wherein the first temperature sensor is arranged between the steam heat exchanger and the drying and dehumidifying roller device; the second temperature sensor and the flow control valve are arranged on the steam inlet pipeline.
In one embodiment, the circulation dehumidification module further comprises a plurality of air injection valves, and the air injection valves are respectively arranged on the exhaust pipelines.
In one embodiment, the system further comprises a leakage protection module, wherein the leakage protection module comprises an inert gas injection pipeline, a third fan and an inert gas discharge pipeline, and the inert gas injection pipeline is communicated with the circulation main pipeline; one end of the third fan is connected with the air return pipeline, the other end of the third fan is connected with the inert gas discharge pipeline, and the inert gas discharge pipeline is communicated with the air return pipeline.
In one embodiment, the cyclic dehumidification module further comprises a cabin temperature and humidity sensor, the leakage protection module further comprises a first remote control valve, a second remote control valve and a humidity sensor, and the cabin temperature and humidity sensor is arranged inside the cabin; the first remote control valve is arranged on the circulating main pipeline, and the second remote control valve and the humidity sensor are arranged on the return air pipeline.
In one embodiment, the leak protection module further comprises a gas detection sensor disposed on the return air duct.
In one embodiment, the apparatus further comprises a pressure detection module comprising a pressure sensor and a pressure balancing valve, the pressure sensor and the pressure balancing valve being disposed at the top of the chamber.
In one embodiment, the integrated control system further comprises an integrated control module, wherein the integrated control module comprises a main control unit, a fan control unit, a valve control unit, a temperature and humidity monitoring unit, a combustible gas detection unit, an instrument measurement and control unit and a steam heat exchanger control unit, and the main control unit is respectively connected with the fan control unit, the valve control unit, the temperature and humidity monitoring unit, the combustible gas detection unit, the instrument measurement and control unit and the steam heat exchanger control unit.
In one embodiment, the fan control unit is respectively connected with the drying roller unit, the first fan, the second fan and the third fan; the valve control unit is respectively connected with the air injection valve, the first remote control valve and the second remote control valve; the temperature and humidity monitoring unit is respectively connected with the first temperature sensor, the second temperature sensor, the humidity sensor and the cabin temperature and humidity sensor; the combustible gas detection unit is connected with the gas detection sensor; the instrument measuring and controlling unit is respectively connected with the pressure sensor, the pressure balance valve and the flow control valve; the steam heat exchanger control unit is connected with the steam heat exchanger.
In this embodiment, can heat the air through the air treatment module, the dehumidification, and to the air input after will handling to the circulation dehumidification module in, reduce the inside humidity in cabin, thereby reduce the risk of cabin corrosion, improve the reliability in cabin, reduce the maintenance cost, and simultaneously, still provide the leakage protection module, pressure detection module and integrated control module, control each module through integrated control module, realize high efficiency, the heating of low energy consumption, the dehumidification work, and can realize the inside atmospheric pressure balance in cabin, and provide the safeguard measure for the leakage condition.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of a rust and moisture preventing system for a cabin according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of an integrated control module of a compartment rust and moisture prevention system according to an embodiment of the present application.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present application. The word "if/if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a rust-proof dehumidification system for a cabin according to an embodiment of the present application, the rust-proof dehumidification system for a cabin includes: an air processing module 1 and a circulating dehumidification module 2;
the air processing module 1 comprises a first fan 100, a steam heat exchanger 101 and a drying and dehumidifying roller device 102, wherein the first fan 100 is connected with the steam heat exchanger 101; the steam heat exchanger 101 is connected with a heat source through a steam inlet pipe 105; the steam heat exchanger 101 is connected with the drying and dehumidifying roller device 102;
the circulating dehumidification module 2 comprises a second fan 200, a main circulating pipeline 201, a return air pipeline 304 and a return air filter 301, wherein one end of the second fan 200 is connected with the drying dehumidification roller device 102, and the other end of the second fan 200 is connected with the main circulating pipeline 201; the main circulation pipe 201 is respectively connected with a plurality of exhaust pipelines 202, each exhaust pipeline 202 is provided with an exhaust nozzle 203, and the exhaust nozzles 203 are arranged in the cabin. The return air duct 304 is communicated with the main circulation duct 201 through the drying and dehumidifying roller device 102, and the return air filter 301 is provided on the return air duct 304.
Air is input into the air treatment module 1 from the air inlet 103, impurities are filtered by the air filter 104, then the air is input into the steam heat exchanger 101 by the first fan 100, in an alternative embodiment, the heat source is a boiler system (not shown) on the ship, steam generated by the boiler system (not shown) is input into the steam heat exchanger 101 by the steam inlet pipe 105 to heat the air, and the heated air is input into the drying and dehumidifying roller device 102, a drying agent is arranged in the drying and dehumidifying roller device 102 to remove moisture in the air, meanwhile, the heated air can heat and dry the drying and dehumidifying roller device 102, the dried air is input into the circulation main pipe 201 by the second fan 200, and the exhaust pipe 202 is arranged in a region with large temperature difference in the cabin according to the internal structure of the cabin, circulation trunk line 201 and through exhaust nozzle 203 on the exhaust duct 202, wherein, be provided with the orifice plate on the exhaust nozzle 203, according to the aperture on the orifice plate, to the inside air after the output drying in cabin, realize gas flow's evenly distributed, cabin top sets up return air pipeline 304, the inside air in cabin is under the effect of second fan 200, get into dry dehumidification roller device 102 through return air filter 301, realize the effective circulation of the inside air in cabin, and then reduce the inside humidity in cabin, realize the inside quick drying in cabin.
In one embodiment, the air treatment module 1 further comprises a moisture outlet duct 106, the moisture outlet duct 106 being connected to the drying and dehumidifying roller device 102.
The desiccant/desiccant roller device 102 removes moisture from the heated air, and discharges the removed moisture to the outside of the ship through the moisture outlet duct 106.
In one embodiment, the air treatment module 1 further comprises a steam condensate return pipe 107, and one end of the steam condensate return pipe 107 is connected to the steam heat exchanger 101, and the other end is connected to a steam condensate system (not shown).
Because air and steam from a boiler system (not shown) contact in the steam heat exchanger 101 to form steam condensate, the steam heat exchanger 101 inputs the steam condensate into a steam condensate system (not shown) through a steam condensate return pipe 107, and efficient application of steam waste heat is realized.
In one embodiment, the compartment rust and moisture preventing system further comprises a leakage protection module 3, wherein the leakage protection module 3 comprises an inert gas injection pipeline 300, a third fan 302 and an inert gas discharge pipeline 303, and the inert gas injection pipeline 300 is communicated with the main circulation pipeline 201; one end of the third fan 302 is connected to the return duct 304, the other end is connected to the inert gas discharge duct 303, and the inert gas discharge duct 303 is communicated with the return duct 304.
When the oil tank in the cabin leaks, the air treatment module 1 and the second fan 200 are turned off, an inert gas system (not shown) inputs inert gas into the main circulation pipe 201 through an inert gas injection pipe 300, inputs the inert gas into the cabin through the exhaust nozzle 203, and simultaneously exhausts air from an inert gas exhaust pipe 303 into a safe area through a third fan 302, so that the oxygen content in the empty cabin is rapidly reduced, and the combustible gas generated by the leakage of the oil tank is prevented from exploding.
In one embodiment, the leakage protection module 3 further includes a first normally closed blind 305 and a second normally closed blind 306, the first normally closed blind 305 being provided on the inert gas injection pipe 300, the second normally closed blind 306 being provided on the inert gas exhaust pipe 303.
A first normally closed blind 305 and a second normally closed blind 306 are provided in the leak protection module 3 for preventing a malfunction so that the inert gas is input into the main circulation pipe 201.
In an embodiment, the cabin rust prevention and dehumidification system further includes an integrated control module 4, please refer to fig. 2, and fig. 2 is a schematic structural diagram of the integrated control module of the cabin rust prevention and dehumidification system according to an embodiment of the present application.
The integrated control module 4 comprises a main control unit 400, a fan control unit 401, a valve control unit 402, a temperature and humidity monitoring unit 403, a combustible gas detection unit 404 and an instrument measurement and control unit 405, wherein the main control unit 400 is respectively connected with the fan control unit 401, the valve control unit 402, the temperature and humidity monitoring unit 403, the combustible gas detection unit 404 and the instrument measurement and control unit 405.
The integrated control module 4 refers to a computer device containing a plurality of instructions for receiving, transmitting and analyzing signals.
The main control unit 400 uses a central processing unit PLC (programmable logic controller) as a main control chip, receives data signals sent by the fan control unit 401, the valve control unit 402, the temperature and humidity monitoring unit 403, the combustible gas detection unit 404 and the instrument measurement and control unit 405, and sends control signals to corresponding units according to the data signals.
In one embodiment, the air treatment module 1 further comprises a first temperature sensor 108, a second temperature sensor 109, and a flow control valve 110, the first temperature sensor 108 being disposed between the steam heat exchanger 101 and the desiccant roller assembly 102; a second temperature sensor 109 and a flow control valve 110 are provided on the steam inlet pipe 105.
The temperature and humidity monitoring unit 403 is respectively connected with the first temperature sensor 108 and the second temperature sensor 109, the meter measuring and control unit 405 is connected with the flow control valve 110, the temperature and humidity monitoring unit 403 can monitor the temperature values of the first temperature sensor 108 and the second temperature sensor 109, when the value of the first temperature sensor 108 or the temperature value of the second temperature sensor 109 is higher than a preset temperature threshold value, the temperature and humidity monitoring unit 403 sends a data signal to the main control unit 400, the main control unit 400 sends a control signal to the meter measuring and control unit 405 according to the data signal, the meter measuring and control unit 405 controls the flow control valve 110 according to the control signal, and the entering amount of steam is reduced.
In one embodiment, the cyclic dehumidification module 2 further includes a plurality of gas injection valves 204, and the gas injection valves 204 are respectively disposed on the respective exhaust pipes 202.
The fan control unit 401 is respectively connected with the first fan 100 and the second fan 200, and the valve control unit 402 is respectively connected with each of the air injection valves 204; the main control unit 400 receives the data signal sent by the valve control unit 402, analyzes the data signal, obtains the quantity information of the current air injection valves 204 opened by the valve control unit 402, sends a control signal to the fan control unit 401 according to the quantity information, and the fan control unit 401 adjusts the air volume of the first fan 100 and the air volume of the second fan 200 according to the control signal, so that the efficient circulation of the gas in the cabin is realized.
In one embodiment, the cyclic dehumidification module 2 further comprises a cabin temperature and humidity sensor 205, the leakage protection module 3 further comprises a first remote control valve 307, a second remote control valve 308 and a humidity sensor 310, and the cabin temperature and humidity sensor 205 is disposed inside the cabin; a first remote-controlled valve 307 is provided on the main circulation pipe 201, and a second remote-controlled valve 308 and a humidity sensor 310 are provided on the return air pipe 304.
The temperature and humidity monitoring unit 403 is connected with the cabin temperature and humidity sensor 205 and the humidity sensor 310, the steam heat exchanger control unit 406 is connected with the steam heat exchanger 101, the fan control unit 401 is connected with the drying and dehumidifying roller device 102, and the valve control unit 402 is respectively connected with the first remote control valve 307 and the second remote control valve 308.
When the humidity value of the cabin temperature and humidity sensor 205 is higher than 50% of the preset lower humidity threshold value, the temperature and humidity monitoring unit 403 generates a data signal and sends the data signal to the main control unit 400, the main control unit 400 analyzes the data signal and sends a control signal to the fan control unit 401, the valve control unit 402, the meter measurement and control unit 405 and the steam heat exchanger control unit 406, the fan control unit 401 sequentially turns on the first fan 100, the drying and dehumidifying roller device 102 and the second fan 200 according to the control signal, and the valve control unit 402 turns on the first remote control valve 307, the second remote control valve 308 and all the air injection valves 204 according to the control signal; the meter measurement and control unit 405 opens the flow control valve 110 according to the control signal, the steam heat exchanger control unit 406 opens the steam heat exchanger 101 according to the control signal, and the dehumidification system starts to operate.
When the humidity value of the cabin temperature and humidity sensor 205 is lower than 45% of the preset lower-layer humidity threshold value and the humidity value of the humidity sensor 310 is lower than 45% of the preset upper-layer humidity threshold value, the temperature and humidity monitoring unit 403 generates a data signal and sends the data signal to the main control unit 400, the main control unit 400 sends a control signal to the fan control unit 401, the valve control unit 402 and the steam heat exchanger control unit 406 by analyzing the data signal, and the fan control unit 401 closes the first fan 100 and the drying and dehumidifying roller device 102 according to the control signal; the valve control unit 402 closes the first remote control valve 307, the second remote control valve 308, all the gas injection valves 204, and the steam heat exchanger control unit 406 according to the control signal, and closes the steam heat exchanger 101, and the dehumidification system stops operating.
In one embodiment, the leakage protection module 3 further comprises a gas detection sensor 309, the gas detection sensor 309 being arranged on the return air duct 304.
The combustible gas detection unit 404 is connected with the gas detection sensor 309; when the oil tank inside the cabin leaks, the combustible gas detection unit 404 can monitor the concentration value of the combustible gas of the gas detection sensor 309, when the concentration value of the combustible gas of the gas detection sensor 309 is higher than a preset combustible gas concentration threshold value, the combustible gas detection unit 404 sends a data signal to the main control unit 400, the main control unit 400 sends a control signal to the valve control unit 402 and the fan control unit 401 by analyzing the data signal, the valve control unit 402 closes the first remote control valve 307 and the second remote control valve 308 according to the control signal, opens all the gas injection valves 204, the fan control unit 401 starts the third fan 302 according to the control signal, the inert gas system (not shown) inputs the inert gas to the main circulation pipe 201 through the inert gas injection pipe 300, inputs the inert gas to the return air pipe 304, and the inert gas and the combustible gas are discharged from the inert gas discharge pipe 303 through the third fan 302, until the concentration value of the combustible gas of the gas detection sensor 309 is 0, a data signal is sent to the main control unit 400, the main control unit 400 sends a control signal to the valve control unit 402 and the fan control unit 401 by analyzing the data signal, the valve control unit 402 closes all the gas injection valves 204 according to the control signal, and the fan control unit 401 closes the third fan 302 according to the control signal.
In one embodiment, the rust and moisture preventing system for the cabin further comprises a pressure detection module 5, wherein the pressure detection module 5 comprises a pressure sensor 500 and a pressure balance valve 501, and the pressure sensor 500 and the pressure balance valve 501 are arranged at the top of the cabin.
The meter measurement and control unit 405 is connected to the pressure sensor 500 and the pressure balance valve 501, respectively.
When the detection value of the pressure sensor 500 is not within the preset pressure detection threshold interval, for example, the detection value of the pressure sensor 500 is higher than 0.14bar or lower than-0.07 bar, the instrument measurement and control unit 405 generates a data signal, transmits the data signal to the main control unit 400, and simultaneously generates a pressure balance signal, according to the pressure balance signal, the instrument measurement and control unit 405 opens the pressure balance valve 501, so that air enters the empty chamber through the pressure balance valve 501, and when the detection value of the pressure sensor 500 is within the preset pressure detection threshold interval, the instrument measurement and control unit 405 closes the pressure balance valve 501.
In this embodiment, can heat the air through air treatment module 1, the dehumidification, and to in the air input after will handling to circulation dehumidification module 2, reduce the inside humidity of cabin, thereby reduce the risk of cabin corrosion, improve the reliability in cabin, reduce the maintenance cost, and simultaneously, still provide leakage protection module 3, pressure detection module 5 and integrated control module 4, control each module through integrated control module 4, realize high efficiency, the heating of low energy consumption, dehumidification work, and can realize the inside atmospheric pressure balance of cabin, and provide the safeguard measure for the leakage condition.
The present invention is not limited to the above-described embodiments, and various modifications and variations of the present invention are intended to be included within the scope of the claims and the equivalent technology of the present invention if they do not depart from the spirit and scope of the present invention.
Claims (10)
1. A rust inhibiting and moisture removing system for a cabin, comprising: the air treatment module and the circulating dehumidification module;
the system is characterized in that the air treatment module comprises a first fan, a steam heat exchanger and a drying and dehumidifying roller device, wherein the first fan is connected with the steam heat exchanger; the steam heat exchanger is connected with a heat source through a steam inlet pipeline; the steam heat exchanger is connected with the drying and dehumidifying roller device;
the circulating dehumidification module comprises a second fan, a circulating main pipeline, a return air pipeline and a return air filter, one end of the second fan is connected with the drying dehumidification roller device, and the other end of the second fan is connected with the circulating main pipeline; the circulating main pipeline is respectively connected with a plurality of exhaust pipelines, each exhaust pipeline is provided with an exhaust nozzle, and the exhaust nozzles are arranged in the cabin; the return air pipeline passes through dry dehumidification gyro wheel device with circulation trunk line intercommunication, the return air filter sets up on the return air pipeline.
2. The rust and moisture preventive system for a cabin according to claim 1, wherein: the air treatment module further comprises a moisture outlet duct connected with the drying and dehumidifying roller device.
3. The rust and moisture preventive system for a cabin according to claim 2, wherein: the air treatment module further comprises a first temperature sensor, a second temperature sensor and a flow control valve, wherein the first temperature sensor is arranged between the steam heat exchanger and the drying and dehumidifying roller device; the second temperature sensor and the flow control valve are arranged on the steam inlet pipeline.
4. The rust and moisture preventing system for a cabin according to claim 3, wherein: the circulation dehumidification module still includes a plurality of air injection valve, the air injection valve sets up respectively on each exhaust duct.
5. The rust and moisture preventing system for a cabin according to claim 4, wherein: the system also comprises a leakage protection module, wherein the leakage protection module comprises an inert gas injection pipeline, a third fan and an inert gas discharge pipeline, and the inert gas injection pipeline is communicated with the circulating main pipeline; one end of the third fan is connected with the air return pipeline, the other end of the third fan is connected with the inert gas discharge pipeline, and the inert gas discharge pipeline is communicated with the air return pipeline.
6. The rust and moisture preventing system for a cabin according to claim 5, wherein: the circulating dehumidification module further comprises a cabin temperature and humidity sensor, the leakage protection module further comprises a first remote control valve, a second remote control valve and a humidity sensor, and the cabin temperature and humidity sensor is arranged inside the cabin; the first remote control valve is arranged on the circulating main pipeline, and the second remote control valve and the humidity sensor are arranged on the return air pipeline.
7. The rust and moisture preventing system for a cabin according to claim 6, wherein: the leakage protection module further comprises a gas detection sensor, and the gas detection sensor is arranged on the return air pipeline.
8. The rust and moisture preventing system for a cabin according to claim 7, wherein: still include the pressure detection module, the pressure detection module includes pressure sensor and pressure balance valve, pressure sensor and pressure balance valve set up the top in the cabin.
9. The rust and moisture preventive system for a cabin according to claim 8, wherein: still include the integrated control module, the integrated control module includes main control unit, fan control unit, valve control unit, humiture monitoring unit, combustible gas detecting element, instrument measurement and the control unit and steam heat exchanger the control unit, main control unit respectively with fan control unit, valve control unit, humiture monitoring unit, combustible gas detecting element, instrument measurement and the control unit and steam heat exchanger the control unit connect.
10. The rust and moisture preventive system for a cabin according to claim 9, wherein: the fan control unit is respectively connected with the drying roller unit, the first fan, the second fan and the third fan; the valve control unit is respectively connected with the air injection valve, the first remote control valve and the second remote control valve; the temperature and humidity monitoring unit is respectively connected with the first temperature sensor, the second temperature sensor, the humidity sensor and the cabin temperature and humidity sensor; the combustible gas detection unit is connected with the gas detection sensor; the instrument measuring and controlling unit is respectively connected with the pressure sensor, the pressure balance valve and the flow control valve; the steam heat exchanger control unit is connected with the steam heat exchanger.
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