CN107856831B - A kind of air-conditioning ventilation system and its control method for the explosion-proof place in naval vessel - Google Patents
A kind of air-conditioning ventilation system and its control method for the explosion-proof place in naval vessel Download PDFInfo
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- CN107856831B CN107856831B CN201710832925.6A CN201710832925A CN107856831B CN 107856831 B CN107856831 B CN 107856831B CN 201710832925 A CN201710832925 A CN 201710832925A CN 107856831 B CN107856831 B CN 107856831B
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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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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
- A62C3/10—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles in ships
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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
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
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- Business, Economics & Management (AREA)
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- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of air-conditioning ventilation systems and its control method for the explosion-proof place in naval vessel, the air-conditioning ventilation system includes machine outside the Independent air conditioning being arranged in outside explosion-proof place cabin, machine is set in the indoor explosion-proof air-conditioner in cabin, enter the wind electric flap and air draft mechanism, the outer machine of Independent air conditioning includes cooling assembly and electric control box, machine includes evaporator in explosion-proof air-conditioner, heating power expansion valve, explosion-proof fan, electric heater and the temperature sensor to detect the explosion-proof indoor return air temperature in place cabin, the cooling assembly is connected by passing through the refrigerant tubing of bulkhead with evaporator, heating power expansion valve is fixed on evaporator.Control method of the invention includes manually and automatically two kinds of control models, jointly controlled by air conditioning and ventilation, guarantee explosion-proof article storage temperature requirement, flammable explosive gas is avoided to gather for a long time, guarantee the safety in explosion-proof cabin, and the control method high degree of automation, logic setting is simple to operation, control is reliable.
Description
Technical field
The present invention relates to naval vessel aeration technology fields, more particularly to a kind of air conditioner ventilation system for the explosion-proof place in naval vessel
System and its control method.
Background technique
The explosion-proof place in naval vessel mainly includes that the generations such as ammunition store, jet fuel cabin, oil pump station, oil plant storage hold, hangar are easy
Fire the danger zone of explosion hazard gases.For the storage environmental condition for guaranteeing explosives, air-conditioning ventilation system need to be set, the air-conditioning is logical
Wind system not only will effectively control explosion-proof compartment environment temperature in normal operating range, quickly by flammable, steam and air
Outboard is discharged in the hazardous gases such as the explosive mixture that mixture is formed, to reduce the concentration of flammable explosive gas in cabin, together
When also to meet human comfort requirement when personnel operate in explosion-proof place, guarantee explosion-proof compartment safety, reliable use.
The air-conditioning ventilation system in the existing explosion-proof place in naval vessel has the disadvantage that
1, the air-conditioning equipment in explosion-proof place is indirect type, and chilled water is provided by water cooler, and coal heating and water is by circulating water heating
Device provides, therefore air-conditioning equipment independently can not be freezed or be heated, using there are limitation, as during transition season on ship it is cold
Water dispenser group or circulating water heating device be not under operating condition, it is difficult to the indoor environment temperature in explosion-proof cabin be made to maintain normal range (NR)
It is interior.
2, air-conditioning equipment controls very roughly the temperature in explosion-proof place, only controls air-conditioning equipment by single-point return air temperature
Start and stop cause air-conditioning equipment start and stop frequent, to influence service life of equipment.
3, the electrical connection and control of the air-conditioning equipment and mechanical ventilation equipment in explosion-proof place are respectively independent, and cabin is changed
Between gas, refrigeration or heating, operating condition switching be both needed to personnel manual operation, system automation degree is low, be easy to cause air-conditioning equipment and
The case where mechanical ventilation equipment is run simultaneously, i.e., cabin carries out open type refrigeration or heating, not can guarantee the indoor ring in explosion-proof cabin
Border temperature is in the normal range.
Summary of the invention
The purpose of the present invention is overcome the deficiencies in the prior art, design a kind of air conditioner ventilation for the explosion-proof place in naval vessel
System and its control method.
In order to achieve the above objectives, the technical scheme adopted by the invention is that:
A kind of air-conditioning ventilation system for the explosion-proof place in naval vessel, including the Independent air conditioning being arranged in outside explosion-proof place cabin
Outer machine, is arranged in the indoor explosion-proof air-conditioner in cabin machine, air inlet electric flap and air draft mechanism, and the air inlet electric flap passes through solid
The intake stack being scheduled on bulkhead is connected with outboard, and air draft mechanism is connected by the exhaust duct being fixed on bulkhead with outboard
It is logical；The outer machine of the Independent air conditioning includes cooling assembly and electric control box, and machine includes evaporator, thermal expansion in explosion-proof air-conditioner
Valve, explosion-proof fan, electric heater and the temperature sensor to detect the explosion-proof indoor return air temperature in place cabin, the refrigeration train
Part is connected by passing through the refrigerant tubing of bulkhead with evaporator, and heating power expansion valve is fixed on evaporator, the air inlet
Electric flap, air draft mechanism, explosion-proof fan, electric heater and temperature sensor carry out technological processing for explosion protection feature；The electric control box
Power end of the power port respectively with air inlet electric flap, air draft mechanism, cooling assembly, explosion-proof fan and electric heater connect
It connects, the temperature signal output end of the temperature sensor is inputted by the signal of the control cable and electric control box that pass through bulkhead
End connection, the control signal output of electric control box by pass through the control cable of bulkhead respectively with air inlet electric flap, row
Blower structure, cooling assembly, explosion-proof fan are connected with the control signal input of electric heater.
Preferably, the cooling assembly includes compressor, condenser, for detecting freon pressure in compressor
The hydraulic controller of freon pressure controller and the seawater pressure for detecting condenser cooling water input end, the compressor
Outlet be connected with the import of condenser, the outlet of condenser is connected by refrigerant tubing with the import of evaporator
Logical, the outlet of evaporator is connected by refrigerant tubing with the gas returning port of compressor；The freon pressure controller and water
The signal output end of pressure controller is connect with the control signal input of electric control box respectively.
Preferably, the freon pressure controller includes for detecting freon pressure at compressor return air mouth
Freon low pressure controller, the freon dual pressure controller for detecting freon pressure at compressor discharge port.
Preferably, the air draft mechanism includes air draft electric flap and explosion-proof exhaust blower, the air draft electric flap
It is connected respectively with the control signal output of electric control box with the control signal input of explosion-proof exhaust blower, the air draft electricity
Dynamic air door and explosion-proof exhaust blower do technological processing for explosion protection feature.
Preferably, the evaporator uses red copper finned evaporator, the copper tube integral assembling ripple of evaporator
Type red copper fin；The heating power expansion valve uses outer balanced type expansion valve；The refrigerant tubing and control optical cable pass through explosion-proof
Flame-proof sealing material has been crammed in the position of place bulkhead, and the flame-proof sealing material uses silicon rubber.
Preferably, the intake stack and exhaust duct are welded for thickness not less than the steel plate of 2mm airtight
Air hose.
Preferably, operation mode selection switch and operating condition selection are provided on the control panel of the electric control box
Switch, operation mode selection switch include MANUAL CONTROL mode and automatic control mode, and operating condition selection switch includes refrigeration mode
Gear, heating mode gear, ventilatory pattern gear and ventilative mode and gear.
A kind of control method of the air-conditioning ventilation system for the explosion-proof place in naval vessel, specifically includes the following steps:
Step 1: the operational mode of air-conditioning ventilation system is selected according to the operation mode selection switch of electric control box, it is described
Operational mode includes MANUAL CONTROL mode and automatic control mode；
Step 2: when operational mode is MANUAL CONTROL mode, the working condition of adjustment operating condition selection switch selecting system；
Step 3: when system running pattern is automatic control mode, electric control box controls explosion-proof fan starting, air inlet
Electric flap, air draft electric flap, explosion-proof exhaust blower, compressor and electric heater are in original state, and the air inlet is electronic
The original state of air door and air draft electric flap is in off state, the original state of explosion-proof exhaust blower, compressor and electric heater
For shutdown status；
Temperature signal is simultaneously passed to electric control box by the indoor temperature in the explosion-proof place cabin of temperature sensor real-time detection, electricity
Gas control cabinet handles the signal received, and according to temperature in cabin and the corresponding control compressor of season state or electric heating
Device work；
Specifically, when cabin room temperature is higher than preset summer temp upper limit value, electric control box control compressor is opened
Dynamic, refrigeration cycle starts；When cabin room temperature is lower than preset summer temp lower limit value, electric control box control compressor stops
Only run；When cabin room temperature is lower than preset winter temperature lower limit value, electric control box controls electric heater starting, heating
Circulation starts；When cabin room temperature is higher than preset winter temperature upper limit value, electric control box controls electric heater and stops fortune
Row；
Step 4: after air-conditioning ventilation system enters automatic control mode, electric control box while explosion-proof fan is started to work
Internal timer starts timing, and every setting time, electric control box control air inlet electric flap and air draft electric flap are opened,
Explosion-proof exhaust blower is started to work, and compressor, explosion-proof fan and electric heater operation suspension, system start to take a breath；Ventilation operating condition is held
After continuous setting time, electric control box control air inlet electric flap and air draft electric flap are closed, explosion-proof exhaust blower is out of service,
Compressor or electric heater continue to run work.
Preferably, the operating condition selection switch includes refrigeration mode gear, heating mode gear, ventilatory pattern gear
With ventilative mode and gear, in step 2 when operational mode is MANUAL CONTROL mode, the work of adjustment operating condition selection switch selecting system
Make the specific steps of state are as follows:
Select switch rotary to refrigeration mode gear operating condition, electric control box controls compressor and explosion-proof fan starting,
Air inlet electric flap and air draft electric flap are in close state, and explosion-proof exhaust blower and electric heater are in shutdown status；
Select switch rotary to heating mode gear operating condition, electric control box control electric heater and explosion-proof fan open
It is dynamic, it enters the wind electric flap and air draft electric flap is in close state, explosion-proof exhaust blower and compressor are in shutdown status；
Select switch rotary to ventilatory pattern gear operating condition, electric control box controls explosion-proof exhaust blower starting, air inlet electricity
Dynamic air door and air draft electric flap are opened, and explosion-proof fan, compressor and electric heater are in shutdown status；
When operating condition is selected switch rotary to ventilative mode and gear, electric control box power loss or shutdown, electric flap is entered the wind
In the open state, air draft electric flap is in close state, and explosion-proof exhaust blower, explosion-proof fan, compressor and electric heater are equal
In shutdown status.
Preferably, interlock protection rule is provided between the explosion-proof fan, compressor and electric heater, it is described
Locking safeguard rule is after explosion-proof fan starts, and compressor or electric heater could start operation；When system is in heating condition,
If system goes to shutdown status by normal operating conditions, electric control box controls explosion-proof fan delay and shuts down for 3 minutes, to electric heating
Device carries out blowing waste heat protection.
Positive beneficial effect of the invention:
1, to be freestanding, the outer machine of Independent air conditioning is arranged explosion-proof the air-conditioning equipment that air-conditioning ventilation system of the invention uses
Outside the cabin of place, machine is arranged in explosion-proof place cabin in explosion-proof air-conditioner, in this way will not be by the limit of Cooling and Heat Source centralizedly supply on ship
System, and internal system electric wiring is more simple；Compressor and electric heater are equipped in system, can to explosion-proof place individually into
Row refrigeration or heating, it is ensured that in the case of full season difference ambient temperature, the temperature in explosion-proof place maintains article always
In required storage environment temperature range.
2, external outdoor machine of air-conditioner and the air-conditioning internal machine of inside pass through refrigerant tubing and control cable connection, explosion-proof place
Institute's cabin interior only arranges air-conditioning internal machine, therefore only needs to carry out flame proof processing to blower, electric heater and temperature sensor, subtracts significantly
The explosion-proof of other electrical parts, flame proof protection are lacked, to save equipment cost, improve explosion-proof security.
3, control method of the invention is in such a way that air-conditioning equipment and mechanical ventilation equipment joint are adjusted, by air conditioning
It is combined with ventilation, can be freezed automatically according to the temperature in cabin or heats simultaneously timing ventilation ventilation, that is, can ensure that anti-
Quick-fried article storage temperature requirement, while being avoided that flammable explosive gas gathers for a long time again, guarantee the safety in explosion-proof cabin, and should
Control method high degree of automation, logic setting is simple to operation, control is reliable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of air-conditioning ventilation system of the present invention.
The concrete meaning of figure label are as follows: 1 is the outer machine of Independent air conditioning, and 2 be machine in explosion-proof air-conditioner, and 3 be explosion-proof exhaust blower, 4
To enter the wind electric flap, 5 be air draft electric flap, and 6 be intake stack, and 7 be exhaust duct, and 8 be compressor, and 9 be condenser, 10
It is refrigerant tubing for hydraulic controller, 11,12 be electric control box, and 13 be explosion-proof fan, and 14 be electric heater, and 15 be evaporation
Device, 16 be heating power expansion valve, and 17 be temperature sensor, and 18 be control cable, and 19 be explosion-proof place, and 20 be freon low voltage control
Device, 21 be freon dual pressure controller.
Specific embodiment
In order to make the objectives, technical solutions and advantages of the present invention clearer, below by shown in the accompanying drawings specific
Embodiment describes the present invention.However, it should be understood that these descriptions are merely illustrative, and it is not intended to limit model of the invention
It encloses.In addition, in the following description, descriptions of well-known structures and technologies are omitted, it is of the invention to avoid unnecessarily obscuring
Concept.
Embodiment is described with reference to Fig. 1, the sky that the air-conditioning ventilation system for the explosion-proof place in naval vessel of the invention uses
Tune equipment is independent seawater cooled, is not limited by Cooling and Heat Source centralizedly supply on ship.The air-conditioning ventilation system includes independent empty
Machine 2, air inlet electric flap 4 and air draft mechanism in the outer machine 1 of tune, explosion-proof air-conditioner, the outer machine 1 of Independent air conditioning are arranged in explosion-proof place 19
Outside cabin, machine 2, air inlet electric flap 4 and air draft mechanism are arranged in explosion-proof 19 cabin of place in explosion-proof air-conditioner, the air inlet electricity
Dynamic air door 4 is connected by the intake stack 6 being fixed on bulkhead with outboard, and air draft mechanism passes through the air draft that is fixed on bulkhead
Pipeline 7 is connected with outboard, and it is airtight that the intake stack 6 and exhaust duct 7 are that thickness is welded not less than the steel plate of 2mm
Air hose, air hose connection use the airtight flange of steel of thickness 8mm, and pad guarantees air hose gas with the fluorubber of 5mm between flange sealing surface
Close property prevents in ammunition store hazardous gas to leak into other cabins by air hose.
Machine 2 includes evaporator 15, heating power expansion valve 16, explosion-proof fan 13, electric heating in the indoor explosion-proof air-conditioner in cabin
Device 14 and temperature sensor 17, temperature sensor 17 is to detect the explosion-proof indoor return air temperature in place cabin.In the present embodiment
Evaporator 15 is finned, selection copper tube integral assembling ripple type red copper fin, using expansion tube process, with efficient heat transfer energy
Performance；Heating power expansion valve 16 is outer balanced type, can avoid the case where expansion valve is excessively closed, and guarantees to have the evaporator 15 of pressure drop to obtain
To normal feed flow.
Machine 1 includes cooling assembly and electric control box 12, cooling assembly and electric-controlled outside the Independent air conditioning outside cabin
Case 12 processed is arranged in the shell of the outer machine 1 of Independent air conditioning, and the cooling assembly includes compressor 8, condenser 9, freon pressure
Force controller and hydraulic controller 10.The freon pressure controller includes for detecting freon pressure at compressor return air mouth
The freon low pressure controller 20 of power, the freon dual pressure controller 21 for detecting freon pressure at compressor discharge port.
The hydraulic controller 10 is used to detect the seawater pressure of condenser cooling water input end.The outlet of the compressor 8 with it is cold
The import of condenser 9 is connected, the import phase that the outlet of condenser 9 passes through refrigerant tubing 11 and evaporator 15 across bulkhead
Connection, the outlet of evaporator 15 are connected by passing through the refrigerant tubing 11 of bulkhead with the gas returning port of compressor 8, refrigerant pipe
Road 11, which passes through, uses dedicated sealing crossing cabin part at the position of explosion-proof place bulkhead, i.e., cram between Steel Casing and refrigerant tubing
There is flame-proof sealing material, when which meets fire or high temperature, volume expansion forms a kind of good porous Jie of insulation
Matter has excellent fire resistance, watertightness and air-tightness, effectively prevent in ammunition store hazardous gas spillage to adjacent cabin, institute
EP rubbers, nitrile rubber or silicon rubber can be used by stating flame-proof sealing material；In the present embodiment, flame-proof sealing material uses
Be silicon rubber, can be worked normally within the temperature range of -60 DEG C -200 DEG C, heat resistance is good.Heating power expansion valve 16
It is fixed on 15 entrance of evaporator, the air inlet electric flap 4, air draft mechanism, explosion-proof fan 13, electric heater 14 and temperature pass
Sensor 17 carries out technological processing for explosion protection feature.The heat exchanger tube material of condenser 9 in the present embodiment is B30 pipe, and tube sheet uses 16MnR/
BFe30-1-1 clad metal sheet, end cap use aluminium bronze (ZCuAl9Mn2) material, and anti-corrosion spelter uses iron-based spelter (Fe-
MnCr)；The connection of heat-dissipating pipe and tube sheet is swollen-Welding type of attachment (i.e. first swollen rear weldering), and flange and nipple gasket are adopted
With aramid fiber rubber sheet gasket.
The pressure signal that hydraulic controller 10, freon low pressure controller 20 and freon dual pressure controller 21 will test is anti-
It is fed to electric control box 12, electric control box 12 controls the start and stop of compressor 8 according to pressure state.When 9 intake pressure of condenser
When lower than setting value, pressure controller 10 is acted, 8 autostop of compressor, and after intake pressure resets, compressor 8 is automatically multiple
Position booting；When 8 freon pressure at expulsion of compressor is higher than setting value, pressure controller 10 is acted, 8 autostop of compressor,
After freon pressure at expulsion resets, compressor automatically resets booting；When 8 freon back pressure of compressor is lower than setting value,
Pressure controller 10 acts, 8 autostop of compressor, and after freon back pressure resets, compressor automatically resets booting.
The air draft mechanism includes air draft electric flap 5 and explosion-proof exhaust blower 3, the air draft electric flap 5 and explosion-proof row
The control signal input of blower 3 is connected with the control signal output of electric control box 12 respectively, the electronic wind of air draft
Door 5 and explosion-proof exhaust blower 3 do technological processing for explosion protection feature.
The electric control box 12 passes through machine 2, explosion-proof row in the outer machine 1 of the control control Independent air conditioning of cable 18, explosion-proof air-conditioner
Blower 3, the combined operating for entering the wind electric flap 4 and air draft electric flap 5.Specifically, the external three-phase of the electric control box 12
380V 50Hz AC power source, power port respectively with air inlet electric flap 4, air draft mechanism, cooling assembly, explosion-proof fan 13
It is connected with the power end of electric heater 14.The temperature signal output end of the temperature sensor 17, freon pressure controller and
The signal output end of hydraulic controller 10 passes through the signal of control cable 18 and electric control box 12 across bulkhead respectively
The control signal output of input terminal connection, electric control box 12 is electronic with air inlet respectively by the control cable 18 for passing through bulkhead
Air door 4, exhaust blower electric flap 5, explosion-proof exhaust blower 3, cooling assembly, the control signal of explosion-proof fan 13 and electric heater 14 are defeated
Enter end connection.Flame-proof sealing material has been crammed in the position that the control optical cable 18 passes through explosion-proof place bulkhead, the fire resistant seal material
Material meets fire or when high temperature, volume expansion, forms a kind of good porous media of insulation, have excellent fire resistance, watertightness and
Air-tightness effectively prevent in ammunition store hazardous gas spillage that can use the third rubber of second to adjacent cabin, the flame-proof sealing material
Glue, nitrile rubber or silicon rubber；In the present embodiment, flame-proof sealing material is using silicon rubber, at -60 DEG C -200 DEG C
It can be worked normally in temperature range, heat resistance is good.
It is provided with operation mode selection switch and operating condition selection switch on the control panel of the electric control box 12, passes through
Adjust the operational mode and working condition of operation mode selection switch and operating condition selection switch adjustable systems.The operational mode
Selection switch includes MANUAL CONTROL mode and automatic control mode, and operating condition selection switch includes refrigeration mode gear, heating mode
Gear, ventilatory pattern gear and ventilative mode and gear.
When system is run, air-conditioning ventilation system of the present invention for the explosion-proof place in naval vessel includes two kinds of control models: manually
Control and automatic control, control method, specifically includes the following steps:
Step 1: the operational mode of air-conditioning ventilation system, institute are selected according to the operation mode selection switch of electric control box 12
Stating operational mode includes MANUAL CONTROL mode and automatic control mode；
Step 2: when operational mode is MANUAL CONTROL mode, the working condition of adjustment operating condition selection switch selecting system,
Operating condition selection switch includes refrigeration mode gear, heating mode gear, ventilatory pattern gear and ventilative mode and gear.
Select switch rotary to refrigeration mode gear operating condition, electric control box 12 controls compressor 8 and explosion-proof fan 13
Starting, enters the wind electric flap 4 and air draft electric flap 5 is in close state, and explosion-proof exhaust blower 3 and electric heater 14 are in and shut down
State, air-conditioning ventilation system guarantee compartment environment temperature to closed-loop refrigeration circulation is carried out inside explosion-proof place；
Select switch rotary to heating mode gear operating condition, electric control box 12 controls electric heater 14 and explosion-proof fan
13 startings, enter the wind electric flap 4 and air draft electric flap 5 is in close state, and explosion-proof exhaust blower 3 and compressor 8 are in and shut down
State, air-conditioning ventilation system guarantee compartment environment temperature to enclosed heating circulation is carried out inside explosion-proof place；
By operating condition selection switch rotary to ventilatory pattern gear, electric control box 12 controls the explosion-proof starting of exhaust blower 3, air inlet
Electric flap 4 and the electronic wind of air draft 5 unlatchings, it is logical that explosion-proof fan 13, compressor 8 and electric heater 14 are in shutdown status air-conditioning
Wind system carries out external ventilation circulation to explosion-proof place, reduces the concentration of cabin flammable explosive gas；
When operating condition is selected switch rotary to ventilative mode and gear, 12 power loss of electric control box or shutdown, electronic wind is entered the wind
Door 4 is in the open state, and air draft electric flap 5 is in close state, explosion-proof exhaust blower 3, explosion-proof fan 13, compressor 8 and electricity
Heater 14 is in shutdown status air-conditioning ventilation system and externally breathes freely to the implementation of explosion-proof place, avoids dangerous gas in special circumstances
Body distributes to form explosion-proof place internal positive pressure and cause security threat.
Step 3: when system running pattern is automatic control mode, electric control box 12 controls explosion-proof fan 13 and starts,
At this point, air inlet electric flap 4, air draft electric flap 5, explosion-proof exhaust blower 3, compressor 8 and electric heater 14 are in initial shape
The original state of state, the air inlet electric flap 4 and air draft electric flap 5 is in off state, explosion-proof exhaust blower 3,8 and of compressor
The original state of electric heater 14 is shutdown status；
After air-conditioning ventilation system enters automatic control mode, the explosion-proof indoor temperature in place cabin of 17 real-time detection of temperature sensor
It spends and temperature signal is passed into electric control box 12, electric control box 12 handles the signal received, and according to cabin
Interior temperature and the corresponding control compressor of season state or electric heater work；
Specifically, when cabin room temperature is higher than preset summer temp upper limit value, electric control box 12 controls compressor 8
Starting, refrigeration cycle start；When cabin room temperature is lower than preset summer temp lower limit value, the control compression of electric control box 12
Machine 8 is out of service；When cabin room temperature is lower than preset winter temperature lower limit value, electric control box 12 controls electric heater 14
Starting, heating circulation start；When cabin room temperature is higher than preset winter temperature upper limit value, electric control box 12 controls electricity and adds
Hot device 14 is out of service；
Step 4: after air-conditioning ventilation system enters automatic control mode, electrical control while explosion-proof fan 13 is started to work
12 internal timer of case starts timing, every setting time, the control of electric control box 12 air inlet electric flap 4 and the electronic wind of air draft
Door 5 is opened, and explosion-proof exhaust blower 3 is started to work, and 14 operation suspension of compressor 8, explosion-proof fan 13 and electric heater, system starts to change
Gas, air-conditioning ventilation system carry out external ventilation circulation to explosion-proof place；After ventilation operating condition continues setting time, electrical control
The control of case 12 air inlet electric flap 4 and air draft electric flap 5 are closed, explosion-proof exhaust blower 3 is out of service, compressor 8 or electric heating
Device 14 continues to run work, and air-conditioning ventilation system automatically restores to the operating condition before ventilation.
Preferably, the control method of the air-conditioning ventilation system of the application is additionally provided with interlock protection and blows waste heat guarantor
Shield.Specifically, interlock protection rule, the interlock protection rule are provided between the explosion-proof fan, compressor and electric heater
Then for only after explosion-proof fan starting, compressor 8 or electric heater 14 could start operation；When system is in heating condition
When, if system goes to shutdown status by normal operating conditions, electric control box 12 controls explosion-proof fan delay and shuts down for 3 minutes, right
Electric heater 14 carries out blowing waste heat protection, and 14 surface temperature of anti-explosion electric heater is avoided to increase.
Air-conditioning ventilation system of the invention is that a kind of explosion-proof cabin air in realization naval vessel is adjusted and ventilation jointly controls
Effective means, that is, can guarantee explosion-proof article storage temperature requirement again can reduce the concentration of cabin flammable explosive gas, guarantee anti-
Quick-fried compartment safety, reliable use can be widely applied to the explosion-proof place of various ships, and high degree of automation, easy to operate, control can
It leans on.
Finally it should be noted that: the above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that；Still
It can modify to a specific embodiment of the invention or some technical features can be equivalently replaced；Without departing from this hair
The spirit of bright technical solution should all cover within the scope of the technical scheme claimed by the invention.
Claims (7)
1. a kind of control method of the air-conditioning ventilation system for the explosion-proof place in naval vessel, which is characterized in that be used for the explosion-proof place in naval vessel
Air-conditioning ventilation system include machine (1) outside the Independent air conditioning being arranged in outside explosion-proof place cabin, be arranged it is indoor explosion-proof in cabin
Air-conditioning internal machine (2), air inlet electric flap (4) and air draft mechanism, air inlet electric flap (4) by be fixed on bulkhead into
Air piping (6) is connected with outboard, and air draft mechanism is connected by the exhaust duct (7) being fixed on bulkhead with outboard；It is described
The outer machine (1) of Independent air conditioning includes cooling assembly and electric control box (12), and machine (2) includes evaporator (15), heat in explosion-proof air-conditioner
Power expansion valve (16), explosion-proof fan (13), electric heater (14) and the temperature to detect the explosion-proof indoor return air temperature in place cabin
It spends sensor (17), the cooling assembly is connected by passing through the refrigerant tubing (11) of bulkhead with evaporator (15), heating power
Expansion valve (16) is fixed on evaporator (15) import, and the air inlet electric flap (4), air draft mechanism, explosion-proof fan (13), electricity add
Hot device (14) and temperature sensor (17) carry out technological processing for explosion protection feature；The power port of the electric control box (12) respectively with air inlet
Electric flap (4), air draft mechanism, cooling assembly, explosion-proof fan (13) are connected with the power end of electric heater (14), the temperature
The temperature signal output end of sensor (17) is defeated by the control cable (18) and the signal of electric control box (12) for passing through bulkhead
Enter end connection, the control signal output of electric control box (12) is respectively by passing through the control cable (18) of bulkhead and entering the wind electricity
Dynamic air door (4), air draft mechanism, cooling assembly, explosion-proof fan (13) are connected with the control signal input of electric heater (14)；
The control method of the air-conditioning ventilation system specifically includes the following steps:
Step 1: the operational mode of air-conditioning ventilation system is selected according to the operation mode selection switch of electric control box (12), it is described
Operational mode includes MANUAL CONTROL mode and automatic control mode；
Step 2: when operational mode is MANUAL CONTROL mode, the working condition of adjustment operating condition selection switch selecting system；It is described
Operating condition selection switch includes refrigeration mode gear, heating mode gear, ventilatory pattern gear and ventilative mode and gear；
Specifically, select switch rotary to refrigeration mode gear operating condition, electric control box (12) control is compressor (8) and explosion-proof
Blower (13) starting, enters the wind electric flap (4) and air draft electric flap (5) is in close state, explosion-proof exhaust blower (3) He electricity Jia
Hot device (14) is in shutdown status；
Select switch rotary to heating mode gear operating condition, electric control box (12) controls electric heater (14) and explosion-proof fan
(13) start, enter the wind electric flap (4) and air draft electric flap (5) is in close state, explosion-proof exhaust blower (3) and compressor
(8) it is in shutdown status；
Select switch rotary to ventilatory pattern gear operating condition, electric control box (12) controls explosion-proof exhaust blower (3) starting, air inlet
Electric flap (4) and air draft electric flap (5) are opened, and explosion-proof fan (13), compressor (8) and electric heater (14), which are in, shuts down
State；
When operating condition is selected switch rotary to ventilative mode and gear, electric control box (12) power loss or shutdown, electric flap is entered the wind
(4) in the open state, air draft electric flap (5) is in close state, explosion-proof exhaust blower (3), explosion-proof fan (13), compressor
(8) and electric heater (14) is in shutdown status；
Step 3: when system running pattern is automatic control mode, electric control box (12) controls explosion-proof fan (13) starting,
Air inlet electric flap (4), air draft electric flap (5), explosion-proof exhaust blower (3), compressor (8) and electric heater (14) are in just
The original state of beginning state, air inlet electric flap (4) and air draft electric flap (5) is in off state, explosion-proof exhaust blower
(3), the original state of compressor (8) and electric heater (14) is shutdown status；
Temperature signal is simultaneously passed to electric control box by the indoor temperature in the explosion-proof place cabin of temperature sensor (17) real-time detection
(12), electric control box (12) handles the signal received, and according to temperature in cabin and the corresponding control pressure of season state
Contracting machine (8) or electric heater (14) work；
Specifically, when cabin room temperature is higher than preset summer temp upper limit value, electric control box (12) controls compressor (8)
Starting, refrigeration cycle start；When cabin room temperature is lower than preset summer temp lower limit value, electric control box (12) control pressure
Contracting machine (8) is out of service；
When cabin room temperature is lower than preset winter temperature lower limit value, electric control box (12) control electric heater (14) is opened
Dynamic, heating circulation starts；When cabin room temperature is higher than preset winter temperature upper limit value, electric control box (12) control electricity adds
Hot device (14) is out of service；
Step 4: after air-conditioning ventilation system enters automatic control mode, electric control box while explosion-proof fan (13) is started to work
Internal timer starts timing, every setting time, electric control box (12) control air inlet electric flap (4) and the electronic wind of air draft
Door (5) is opened, and explosion-proof exhaust blower (3) is started to work, compressor (8), explosion-proof fan (13) and electric heater (14) operation suspension,
System starts to take a breath；After ventilation operating condition continues setting time, electric control box (12) control air inlet electric flap (4) and air draft electricity
Dynamic air door (5) are closed, explosion-proof exhaust blower (3) is out of service, and compressor (8) or electric heater (14) continue to run work；
Interlock protection rule is provided between the explosion-proof fan (13), compressor (8) and electric heater (14), the interlocking is protected
Shield rule is after explosion-proof fan (13) start, and compressor (8) or electric heater (14) could start operation；When system is in heating
When operating condition, if system goes to shutdown status by normal operating conditions, electric control box (12) control explosion-proof fan, which is delayed 3 minutes, to stop
Machine carries out electric heater (14) to blow waste heat protection.
2. a kind of control method of air-conditioning ventilation system for the explosion-proof place in naval vessel according to claim 1, feature
It is, the cooling assembly includes compressor (8), condenser (9), the freon pressure for detecting freon pressure in compressor
The hydraulic controller (10) of force controller and the seawater pressure for detecting condenser cooling water input end, the compressor (8)
Outlet be connected with the import of condenser (9), the outlet of condenser (9) passes through refrigerant tubing (11) and evaporator
(15) import is connected, and the outlet of evaporator (15) is connected by refrigerant tubing (11) with the gas returning port of compressor (8)；
The control with electric control box (12) respectively of the signal output end of the freon pressure controller and hydraulic controller (10)
Signal input part connection processed.
3. a kind of control method of air-conditioning ventilation system for the explosion-proof place in naval vessel according to claim 2, feature
It is, the freon pressure controller includes the freon low voltage control for detecting freon pressure at compressor return air mouth
Device (20), the freon dual pressure controller (21) for detecting freon pressure at compressor discharge port.
4. a kind of control method of air-conditioning ventilation system for the explosion-proof place in naval vessel according to claim 1, feature
It is, the air draft mechanism includes air draft electric flap (5) and explosion-proof exhaust blower (3), the air draft electric flap (5) and explosion-proof
The control signal input of exhaust blower (3) is connected with the control signal output of electric control box (12) respectively, the air draft
Electric flap (5) and explosion-proof exhaust blower (3) do technological processing for explosion protection feature.
5. a kind of control method of air-conditioning ventilation system for the explosion-proof place in naval vessel according to claim 1, feature
It is, the evaporator (15) uses red copper finned evaporator, the copper tube integral assembling ripple type red copper of evaporator (15)
Fin；The heating power expansion valve (16) uses outer balanced type expansion valve；The refrigerant tubing (11) and control cable (18) are worn
Flame-proof sealing material has been crammed in the position for crossing explosion-proof place bulkhead, and the flame-proof sealing material uses silicon rubber.
6. a kind of control method of air-conditioning ventilation system for the explosion-proof place in naval vessel according to claim 1, feature
It is, the airtight wind pipe that the steel plate of the intake stack (6) and exhaust duct (7) for thickness not less than 2mm is welded.
7. a kind of control method of air-conditioning ventilation system for the explosion-proof place in naval vessel according to claim 1, feature
It is, operation mode selection switch and operating condition selection switch, operation is provided on the control panel of the electric control box (12)
Mode selection switch includes MANUAL CONTROL mode and automatic control mode, and operating condition selection switch includes refrigeration mode gear, heating
Mode and gear, ventilatory pattern gear and ventilative mode and gear.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710832925.6A CN107856831B (en) | 2017-09-15 | 2017-09-15 | A kind of air-conditioning ventilation system and its control method for the explosion-proof place in naval vessel |
| CN201711399849.0A CN108189995B (en) | 2017-09-15 | 2017-09-15 | A kind of control method of the air-conditioning ventilation system for the explosion-proof place in naval vessel |
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| CN201710832925.6A CN107856831B (en) | 2017-09-15 | 2017-09-15 | A kind of air-conditioning ventilation system and its control method for the explosion-proof place in naval vessel |
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| CN107856831B (en) * | 2017-09-15 | 2019-05-10 | 沪东中华造船(集团)有限公司 | A kind of air-conditioning ventilation system and its control method for the explosion-proof place in naval vessel |
| CN108945293B (en) * | 2018-07-27 | 2021-03-30 | 广船国际有限公司 | Temporary ventilation method for ship engine room |
| CN110641673B (en) * | 2019-10-22 | 2021-06-15 | 滨州职业学院 | Intelligent ventilation system for ship cargo hold |
| CN113587314A (en) * | 2021-07-06 | 2021-11-02 | 上海外高桥造船有限公司 | Ventilation pipe with electric heating device |
| 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 |
| CN117485540B (en) * | 2024-01-02 | 2024-03-29 | 海明（江苏）环境科技有限公司 | Ship explosion-proof air conditioner and control method thereof |
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| CN202470233U (en) * | 2012-02-13 | 2012-10-03 | 常州玻璃钢造船厂 | Machine belt air conditioner system for ship |
| CN103591646A (en) * | 2013-11-25 | 2014-02-19 | 太仓莫迪思能源工程有限公司 | Explosion-proof air-conditioning system |
| CN203687207U (en) * | 2014-02-10 | 2014-07-02 | 中船重工天禾船舶设备江苏有限公司 | Split air conditioner for ships |
| CN203928138U (en) * | 2014-04-25 | 2014-11-05 | 江苏兆胜空调有限公司 | A kind of full weather air cooling air conditioner device peculiar to vessel |
| KR20160000306A (en) * | 2014-06-24 | 2016-01-04 | 대우조선해양 주식회사 | Marine cooling apparatus of waste air recycle construction |
| CN204404375U (en) * | 2015-01-06 | 2015-06-17 | 南阳市一通防爆电气有限公司 | Marine explosion-proof Water cooled air conditioners cabinet |
| CN204574262U (en) * | 2015-03-24 | 2015-08-19 | 刘华荣 | Fresh air conditioner |
| JP6766518B2 (en) * | 2015-09-30 | 2020-10-14 | ダイキン工業株式会社 | Marine refrigeration equipment |
| CN105841258A (en) * | 2016-05-26 | 2016-08-10 | 江西清华泰豪三波电机有限公司 | Explosion protection, air conditioning and dehumidification all-in-one machine for level-I hazardous place |
| CN107856831B (en) * | 2017-09-15 | 2019-05-10 | 沪东中华造船(集团)有限公司 | A kind of air-conditioning ventilation system and its control method for the explosion-proof place in naval vessel |
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| CN108189995B (en) | 2019-08-02 |
| CN107856831A (en) | 2018-03-30 |
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