CN105546886B - A kind of control method of double-effect evaporation formula condenser - Google Patents
A kind of control method of double-effect evaporation formula condenser Download PDFInfo
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- CN105546886B CN105546886B CN201610074393.XA CN201610074393A CN105546886B CN 105546886 B CN105546886 B CN 105546886B CN 201610074393 A CN201610074393 A CN 201610074393A CN 105546886 B CN105546886 B CN 105546886B
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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
- F25B39/00—Evaporators; Condensers
- F25B39/04—Condensers
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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
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/04—Details of condensers
- F25B2339/041—Details of condensers of evaporative condensers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of control method of double-effect evaporation formula condenser, the condenser includes fan electromotor, aerofoil fan, casing, finned heat exchanger, controller, refrigerant liquid pipe and refrigerant tracheae, and casing is provided with air inlet and air outlet；Ripple packing and tank are provided with casing, casing side is provided with the air-valve with ripple packing side by side, and air-valve is provided with fan valve executor, and environment humidity sensor is provided with the outside of casing, cooling-water temperature sensor is provided with tank；Water-supply-pipe is installed, water-supply-pipe one end is connected by water pump with tank, and the water-supply-pipe other end is communicated with distributive pipe on casing.Present invention refrigeration and heat-production functions are laid equal stress on, numerical value is detected using environment humidity sensor and cooling-water temperature sensor to control water pump, aerofoil fan and the opening and closing of air-valve, there are preferably refrigeration and heat-production functions to lift refrigerant and the heat exchange efficiency of water and air, there is higher efficiency in refrigerating operaton and the heating capacity equivalent to air cooling air conditioner can be provided.
Description
Technical field
Present invention relates particularly to a kind of control method of double-effect evaporation formula condenser.
Background technology
Heat-exchange device is generally used in temperature-adjusting device, such as air-conditioning, refrigeration plant, heating equipment.Its principle is logical
Cross and the refrigerant of low temperature is passed through in heat-exchange device heat-exchange device is cooled, sky is then flowed through in heat-exchange device
Gas, make air cooling-down, reach refrigeration；Either heat-exchange device is heated, then flowed through into heat-exchange device
Air, make atmosphere temperature rising, reach heating effect.
Conventional heat exchanger is finned heat exchanger, is provided with densely covered some holes in heat exchanger, refrigerant be from
Flowed through in hole, to complete the heat exchange between refrigerant and heat exchanger.The surface of heat exchanger or internal some fins of setting, wing
Piece and the air contact flowed through, complete the heat exchange between heat exchanger and air.
Existing heat-exchange device usually using refrigerant complete freeze, complete to heat with electrically heated mode, stress refrigeration or
Heating effect, refrigeration and heating effect can not lay equal stress on, and if good heating effect, then refrigeration is not just good enough, if compared with
Then heating effect is not just good enough for good refrigeration.
Condenser is the pith of air-conditioning system, and its principle is passed through in condenser in water or air, with condenser
The refrigerant of flowing carries out energy exchange.In refrigerating operaton, indoor heat is taken away by the water in condenser or air；
In heating operation, by by the energy in the water or air in condenser from refrigerant band to interior.
Conventional condenser is divided into shell and tube exchanger and finned heat exchanger.Flowed in single finned heat exchanger
The refrigerant that copper pipe flows in water or air, with finned heat exchanger carries out energy exchange, because air flows through fin type heat exchange
The heat transfer efficiency of device is relatively low, therefore finned heat exchanger as air-conditioning system condenser, then air conditioning energy consumption is higher；Existing shell
Heat exchange of heat pipe is then confined to that heat exchange can only be carried out by the use of water as medium and the refrigerant flowed through as condenser, has as refrigeration
Higher efficiency, but the function of heating can not be realized.
The content of the invention
The shortcomings that it is an object of the invention to overcome prior art, there is provided a kind of double-effect evaporation formula condenser and controlling party
Method, to realize the purpose that there is higher refrigerating efficiency and can heat.
To achieve the above object, the technical solution used in the present invention is：
A kind of double-effect evaporation formula condenser, including fan electromotor, aerofoil fan, casing and controller, casing side are provided
Provided with air inlet, air outlet is provided with above casing, the air channel of air inlet and air outlet is communicated with casing；Set on the inside of air inlet
There is finned heat exchanger, the control device of refrigerant liquid pipe and refrigerant tracheae, controller and air-conditioning is communicated with finned heat exchanger
Connection；Aerofoil fan is provided with the upside of air outlet, aerofoil fan is connected with fan electromotor driving end, and fan electromotor connects with controller
Connect；
Ripple packing and tank are provided with casing, casing side is provided with the air-valve with ripple packing side by side, and air-valve is provided with
The fan valve executor being connected with controller, casing outside are provided with the environment humidity sensor being connected with controller, set in tank
There is the cooling-water temperature sensor being connected with controller, ripple packing and finned heat exchanger are respectively positioned on above tank；
Water-supply-pipe is installed, water-supply-pipe one end is connected by water pump with tank, and the water-supply-pipe other end is communicated with position on casing
In the distributive pipe in casing, distributive pipe is located above ripple packing and finned heat exchanger.
It is used to uniformly trickle down the water of distributive pipe outflow in ripple packing or wing preferably, being provided with below distributive pipe
Water distributing plate on plate heat interchanger, ripple packing or finned heat exchanger is arrange up and down, the two commutative position.
Preferably, ripple packing is located above finned heat exchanger.
Preferably, fan electromotor is provided with the speed regulator being connected with controller.
Preferably, air inlet is provided with plenum partitions, plenum partitions are louver window construction.
Preferably, being provided with water fender on the downside of air outlet, water fender is louver window construction.
A kind of control method of double-effect evaporation formula condenser is provided, comprised the following steps：
Controller monitors the water in tank by environment humidity sensor monitoring of environmental humiture by cooling-water temperature sensor
Temperature, the running status of condenser is judged by the control device detection of air-conditioning；Water pump, air-valve and wind are preset by controller
The startup threshold values of motor are fanned, the startup threshold values are the ambient temperature and humidity and water needed for water pump, air-valve and fan electromotor start
Water temperature numerical value in groove；
First, during condenser operation refrigeration mode, gaseous coolant is converted into liquid by refrigerant tracheae into finned heat exchanger
To discharge heat energy, finned heat exchanger heating；
Threshold values is opened higher than water pump in environment temperature, and when the water temperature in tank is less than blower-starting valve value, in tank
Water passes sequentially through water pump, water distributing plate and ripple packing and spread on the finned heat exchanger of heating, and water is added by finned heat exchanger
Continue to flow downward after heat and import in tank, the coolant-temperature gage in tank gradually rises；
Aerofoil fan starts when water temperature in tank is higher than aerofoil fan startup threshold values, and aerofoil fan drives air to flow through ripple
Line filler and finned heat exchanger surface, moisture evaporation, which takes away heat energy, makes remaining water cool；
2nd, during condenser operation heating mode, liquid refrigerants is converted into gaseous state by refrigerant liquid pipe into finned heat exchanger
To absorb heat energy, finned heat exchanger turns cold；
Threshold values is opened less than water pump in environment temperature, and when the water temperature in tank is higher than blower-starting valve value, in tank
Water passes sequentially through water pump, water distributing plate and ripple packing and spread on the finned heat exchanger to turn cold, the finned heat exchanger to turn cold
The heat energy in water is absorbed, water continues to flow downward after turning cold to be imported in tank, and the coolant-temperature gage in tank gradually reduces；
Aerofoil fan starts when water temperature in tank is less than aerofoil fan startup threshold values, and aerofoil fan drives air to flow through ripple
Line filler and finned heat exchanger surface, moisture evaporation, which takes away heat energy, makes remaining water cool.
Preferably, when condenser runs refrigeration mode, water pump is closed when environment temperature opens threshold values less than water pump, fin
Blower fan is opened when formula heat exchange temperature opens threshold values higher than blower fan, and air-valve, which responds, when water pump is closed closes.
Preferably, when condenser runs heating mode, water pump is closed when environment temperature opens threshold values higher than water pump, fin
Blower fan is opened when formula heat exchange temperature opens threshold values less than blower fan, and air-valve, which responds, when water pump is opened opens.
Preferably, aerofoil fan, during startup and closing, controller is adjusted by the speed regulator on fan electromotor
The rotating speed of bearing flow fan is to reduce energy consumption.
Beneficial effects of the present invention are：
1st, present invention refrigeration and heat-production functions are laid equal stress on, and numerical value is detected using environment humidity sensor and cooling-water temperature sensor
To control water pump, aerofoil fan and the opening and closing of air-valve, to lift refrigerant and water and the heat exchange efficiency of air, with quick
Reach the purpose of heating or refrigeration, there are preferably refrigeration and heat-production functions, have in refrigerating operaton higher efficiency and
Heating capacity equivalent to air cooling air conditioner can be provided.
Brief description of the drawings
Fig. 1 is the structural representation of double-effect evaporation formula condenser.
Wherein：1st, water pump；2nd, tank；3rd, casing；4th, cooling-water temperature sensor；5th, refrigerant liquid pipe；6th, plenum partitions；7th, refrigerant gas
Pipe；8th, environment humidity sensor；9th, finned heat exchanger；10th, fan valve executor；11st, air-valve；12nd, water-supply-pipe；13rd, water distribution
Plate；14th, distributive pipe；15th, ripple packing；16th, water fender；17th, aerofoil fan；18th, air outlet；19th, fan electromotor；20th, speed governing
Device；21st, air inlet；22nd, air channel.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described corresponding accompanying drawing.
First, during condenser operation refrigeration mode：Gaseous coolant flows into finned heat exchanger 9 by refrigerant tracheae 7 and is converted into liquid
State to discharge heat energy, by refrigerant liquid pipe 5 discharged by liquid refrigerants, the heating of finned heat exchanger 9.
1st, when environment temperature is less than startup threshold values, and water temperature be less than/is equal to startup threshold values in tank 2.Aerofoil fan 17 stops
Only run, fan valve executor 10 opens air-valve 11, the startup optimization of water pump 1.Water in tank 2 is passed through water-supply-pipe 12 by water pump 1
It is discharged into distributive pipe 14 in casing 3, the water being discharged into passes sequentially through water distributing plate 13 and ripple packing 15 forms thread, and uniformly dispersing
Onto finned heat exchanger 9, the heat energy of refrigerant release passes to the water and air flowed through by finned heat exchanger 9, in casing 3
Air heating, the water being sprinkled upon on finned heat exchanger 9 is heated to produce vapor.Water is heated follow-up by finned heat exchanger 9
Continuous flow downward is imported in tank 2, and the coolant-temperature gage in tank 2 gradually rises.
2nd, when environment temperature and humidity are less than startup threshold values, and water temperature is more than startup threshold values in tank 2.Fan electromotor 19 drives
Moving axis flow fan 17 is run, and fan valve executor 10 opens air-valve 11, the startup optimization of water pump 1.Hot-air and water in casing 3 steam
Gas is discharged in the presence of aerofoil fan 17 by air outlet 18, and outside normal temperature air enters in casing 3 by plenum partitions 6
And heat energy of the coolant transmission to finned heat exchanger 9 is absorbed, the effect of heat energy is discharged to improve refrigerant by finned heat exchanger 9
Rate.Water fender 16 blocks the larger globule of particle, and the anti-reclaimed water of water stopping trough 2 is lost in too fast.
3rd, when environment temperature is less than startup threshold values, ambient humidity is more than startup threshold values, and water temperature, which is more than/is equal to, in tank 2 opens
During dynamic threshold values.Fan electromotor 19 drives aerofoil fan 17 to run, and fan valve executor 10 closes air-valve 11, and water pump 1 is out of service.
Aerofoil fan 17, which is run, discharges the hot-air in casing 3 by air outlet 18, and outside normal temperature air enters by plenum partitions 6
Enter in casing 3 and absorb heat energy of the coolant transmission to finned heat exchanger 9, discharged with improving refrigerant by finned heat exchanger 9
The efficiency of heat energy.
4th, when environment temperature is more than startup threshold values.Fan electromotor 19 drives aerofoil fan 17 to run, fan valve executor 10
Air-valve 11 is opened, the startup optimization of water pump 1.The heat energy of refrigerant release is passed to by finned heat exchanger 9 to be changed by finned
The water and air of hot device 9, the hot-air in the casing 3 of aerofoil fan 17 are discharged by air outlet 18, and outside normal temperature air passes through
Plenum partitions 6 enter in casing 3 and absorb heat energy of the coolant transmission to finned heat exchanger 9, to lift refrigerant release heat energy
Efficiency.
During refrigerating operaton, condenser of the invention, which make use of large area finned heat exchanger and flow through water therein, carries out heat
Exchange, there is higher heat exchange efficiency, air-conditioning system refrigerating efficiency can be improved.
2nd, during condenser operation heating mode：Liquid refrigerants is converted into gas by refrigerant liquid pipe 5 into finned heat exchanger 9
To absorb heat energy, finned heat exchanger 9 turns cold state.
1st, when environment temperature is less than startup threshold values.Fan electromotor 19 drives aerofoil fan 17 to run, fan valve executor 10
Air-valve 11 is closed, water pump 1 is out of service.Refrigerant absorbs the heat energy in the air passed through, casing 3 by finned heat exchanger 9
Interior cools air, aerofoil fan 17, which is run, discharges cold air by air outlet 18, outside normal temperature air by ventilation every
Plate 6 enters in casing 3 passes to refrigerant by heat energy by finned heat exchanger 9, is inhaled with lifting refrigerant by finned heat exchanger 9
Receive the efficiency of heat energy.
2nd, when environment temperature and humidity are more than startup threshold values, and water temperature be more than/is equal to startup threshold values in tank 2.Fan electricity
Machine 19 drives aerofoil fan 17 to run, and fan valve executor 10 opens air-valve 11, the startup optimization of water pump 1.Water pump 1 is by tank 2
Water be discharged into by water-supply-pipe 12 and distributive pipe 14 in casing 3, the water being discharged into passes sequentially through water distributing plate 13 and the shape of ripple packing 15
Into thread, and it is uniformly scattered onto on finned heat exchanger 9, heat energy is passed to refrigerant by the water flowed through by finned heat exchanger 9,
Water, which turns cold after transferring thermal energy to refrigerant and continues to flow downward, to be imported in tank 2, and the coolant-temperature gage in tank 2 gradually reduces.Axle
Flow fan 17 discharges the cold air in casing 3 by air outlet 18, and outside normal temperature air enters casing by plenum partitions 6
Refrigerant is passed to by finned heat exchanger 9 in 3 and by heat energy, to lift the efficiency that refrigerant absorbs heat energy.
3rd, when environment temperature is more than startup threshold values, ambient humidity is less than startup threshold values, and water temperature is more than trigger valve in tank 2
Value.Fan electromotor 19 drives aerofoil fan 17 to run, and water pump 1 is out of service, and fan valve executor 10 closes air-valve 11.Axle stream wind
The operation of fan 17 discharges the cold air in casing 3 by air outlet 18, and outside normal temperature air enters casing by plenum partitions 6
Refrigerant is passed to by finned heat exchanger 9 in 3 and by heat energy, heat energy is absorbed by finned heat exchanger 9 to lift refrigerant
Efficiency.
For condenser in operation refrigeration and heating mode processes, controller adjusts the power of fan electromotor by speed regulator,
With improving heat exchanging efficiency and reduce power consumption.
Summary understands that double-effect evaporation formula condenser refrigeration and heat-production functions are laid equal stress on, and are sensed using ambient temperature and humidity
The temperature that device 8 and cooling-water temperature sensor 4 detect can quickly reach to control refrigerant to be exchanged heat with water and air and heat or freeze
Purpose, have preferably refrigeration and heat-production functions.
Above-mentioned embodiment is used for illustrating the present invention, rather than limits the invention, in the spirit of the present invention
In scope of the claims, to any modifications and changes of the invention made, protection scope of the present invention is both fallen within.
Claims (4)
1. a kind of control method of double-effect evaporation formula condenser, double-effect evaporation formula condenser includes fan electromotor, aerofoil fan, machine
Shell and controller, casing side are provided with air inlet, air outlet are provided with above casing, air inlet and air outlet are communicated with casing
Air channel；Finned heat exchanger is provided with the inside of the air inlet, refrigerant liquid pipe and refrigerant tracheae are communicated with finned heat exchanger,
The control device of controller and air-conditioning connects；Aerofoil fan is provided with the upside of the air outlet, aerofoil fan is driven with fan electromotor
End connection, fan electromotor are connected with controller；
Ripple packing and tank are provided with the casing, casing side is provided with the air-valve with ripple packing side by side, and air-valve is provided with
The fan valve executor being connected with controller, casing outside are provided with the environment humidity sensor being connected with controller, set in tank
There is the cooling-water temperature sensor being connected with controller, ripple packing and finned heat exchanger are respectively positioned on above tank；Pacify on the casing
Equipped with water-supply-pipe, water-supply-pipe one end is connected by water pump with tank, and the water-supply-pipe other end is communicated with the distributive pipe in casing,
Distributive pipe is located above ripple packing and finned heat exchanger, and it is uniform that the water for being used for flowing out distributive pipe is provided with below distributive pipe
The water distributing plate on ripple packing or finned heat exchanger is trickled down, ripple packing is arranged with finned heat exchanger to be upper and lower, ripple
Line filler is located above finned heat exchanger；The fan electromotor is provided with the speed regulator being connected with controller, it is characterised in that
Comprise the following steps：
Controller monitors the water temperature in tank by environment humidity sensor monitoring of environmental humiture, by cooling-water temperature sensor,
The running status of condenser is judged by the control device detection of air-conditioning；Water pump, air-valve and fan are preset by controller
The startup threshold values of motor, the startup threshold values are the ambient temperature and humidity and tank needed for water pump, air-valve and fan electromotor start
Interior water temperature numerical value；
First, during condenser operation refrigeration mode, gaseous coolant is converted into liquid to release by refrigerant tracheae into finned heat exchanger
Heat release energy, finned heat exchanger heating；
Open threshold values higher than water pump in environment temperature, and when the water temperature in tank is less than blower-starting valve value, the water in tank according to
It is secondary to be spread to by water pump, water distributing plate and ripple packing on the finned heat exchanger of heating, after water is heated by finned heat exchanger
Continue to flow downward and import in tank, the coolant-temperature gage in tank gradually rises；
Aerofoil fan starts when water temperature in tank is higher than aerofoil fan startup threshold values, and aerofoil fan drives air to flow through ripple and filled out
Material and finned heat exchanger surface, moisture evaporation, which takes away heat energy, makes remaining water cool；
2nd, during condenser operation heating mode, liquid refrigerants is converted into gaseous state to inhale by refrigerant liquid pipe into finned heat exchanger
Heat energy is received, finned heat exchanger turns cold；
Open threshold values less than water pump in environment temperature, and when the water temperature in tank is higher than blower-starting valve value, the water in tank according to
Secondary to be spread to by water pump, water distributing plate and ripple packing on the finned heat exchanger to turn cold, the finned heat exchanger to turn cold absorbs
Heat energy in water, water continues to flow downward after turning cold to be imported in tank, and the coolant-temperature gage in tank gradually reduces；
Aerofoil fan starts when water temperature in tank is less than aerofoil fan startup threshold values, and aerofoil fan drives air to flow through ripple and filled out
Material and finned heat exchanger surface, moisture evaporation, which takes away heat energy, makes remaining water cool.
2. the control method of double-effect evaporation formula condenser according to claim 1, it is characterised in that：The condenser operation system
During chill formula, water pump is closed when environment temperature opens threshold values less than water pump, and finned heat exchanger temperature opens threshold values higher than blower fan
Shi Fengji is opened, air-valve response closing when water pump is closed.
3. the control method of double-effect evaporation formula condenser according to claim 1, it is characterised in that：The condenser operation system
During heat pattern, water pump is closed when environment temperature opens threshold values higher than water pump, and finned heat exchanger temperature opens threshold values less than blower fan
Shi Fengji is opened, air-valve response opening when water pump is opened.
4. the control method of double-effect evaporation formula condenser according to claim 1, it is characterised in that：The aerofoil fan is opening
Dynamic and during closing, controller adjusts the rotating speed of aerofoil fan to reduce energy consumption by the speed regulator on fan electromotor.
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| CN201610074393.XA CN105546886B (en) | 2016-02-03 | 2016-02-03 | A kind of control method of double-effect evaporation formula condenser |
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| CN201610074393.XA CN105546886B (en) | 2016-02-03 | 2016-02-03 | A kind of control method of double-effect evaporation formula condenser |
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| CN105546886A CN105546886A (en) | 2016-05-04 |
| CN105546886B true CN105546886B (en) | 2017-11-17 |
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| CN106969487B (en) * | 2017-04-26 | 2022-08-19 | 青岛海尔空调器有限总公司 | Air conditioner condensate water recycling device and control method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203848560U (en) * | 2014-05-13 | 2014-09-24 | 浙江兴茂制冷食品机械有限公司 | Evaporative condenser |
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| JP2000337719A (en) * | 1999-05-26 | 2000-12-08 | Sanyo Electric Co Ltd | Remote condenser |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203848560U (en) * | 2014-05-13 | 2014-09-24 | 浙江兴茂制冷食品机械有限公司 | Evaporative condenser |
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