CN109028572A - The control system and method for overlapping air heat source pump - Google Patents
The control system and method for overlapping air heat source pump Download PDFInfo
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- CN109028572A CN109028572A CN201811096151.6A CN201811096151A CN109028572A CN 109028572 A CN109028572 A CN 109028572A CN 201811096151 A CN201811096151 A CN 201811096151A CN 109028572 A CN109028572 A CN 109028572A
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- Prior art keywords
- heat
- pump
- control
- air
- water
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
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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
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
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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
- F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
Abstract
A kind of control system and method for overlapping air heat source pump, it passes through the multiple heat exchange and compression to heat in air, to be heated to water, and it can be by controlling the system, to adjust the actual temp of water outlet, it include: to be arranged at the top of heat pump, to collect and store the heat collector of heat；Setting is arranged in the heat collector bottom, the heat-exchanger rig to transfer of heat in the heat-exchanger rig side, to compress the compression set of hot steam；It is arranged in the compression set bottom, the hot steam to be condensed into the condensing unit of water；Output device in the condensing unit bottom, to quantity of heat given up is set.The control system of overlapping air heat source pump of the present invention carries out overlapping to heating system, the low enthalpy value heat of environment temperature can directly be absorbed, and domestic water is heated using it, without using electric power or other energy, heating efficiency is fast and hot water temperature obtained is high, heat utilization ratio is high, improves its service efficiency.
Description
Technical field
It is pumped the present invention relates to air-source heating heating and control technology field more particularly to a kind of overlapping air heat source
Control system and method.
Background technique
Standard GB/T/T18430.1-2007 " industry of steam compression cycle cold water (heat pump) unit part 1 or business
With and similar applications cold water (heat pump) unit ", GB/T18430.2-2007 " steam compression cycle cold water (heat pump) unit the 2nd
Part family use and similar applications cold water (heat pump) unit " as defined in air source heat pump heating operation standard condition be environment temperature
7 DEG C, 45 DEG C of hot water is produced, minimum environment temperature can be run to -7 DEG C；Standard GB/T/T25127.1-2010 " low environment temperature
Spend air source heat pump (cold water) unit part 1: industry or business use and similar applications heat pump (cold water) unit ", GB/
T25127.2-2010 " low ambient temperature air source heat pump (cold water) unit part 2: use and the heat pump of similar applications is (cold by family
Water) unit " as defined in low circumstance temperature air source heat pump heating operation standard condition be -12 DEG C of environment temperature, produce 41 DEG C of hot water,
It can be run when minimum environment temperature is to -20 DEG C.But northern area, the environment temperature in winter are often below -20 DEG C, and on meeting
The air source heat pump for stating standard can not be in these area operations.
Whole year provides domestic hot-water's one of the important signs that for having become modernization high-quality life, electric hot water traditional at present
Device is all the direct high-quality electric energy for consuming valuableness, and the thermal efficiency does not exceed 100%, and exists and be easy the security risks such as electric leakage,
The requirement of the energy policy and the strategy of sustainable development in China is not met.Traditional solar water heater in dark clouds rain and snow weather and
Mainly by electric heating water heating when the sunshines deficiency such as winter, power consumption is big and safety is poor, additionally, there may be heat capacity equilibrium
The disadvantages such as property is poor, and device whole year utilization rate is low.The single cycle air source hot pump water heater of current single working medium is in surrounding air
When temperature is lower, since compression ratio is big, being unable to efficiency operation cannot even work.
China Patent Publication No.: CN203824164U discloses a kind of superposition type carbon dioxide air source heat pump, the heat pump
Including low-temperature level heating system and high-temperature level heating system, it is made of two-stage heating system overlapping；Low-temperature level heating system and height
Overlapping connection is carried out by condenser/evaporator or plate heat exchanger between warm grade heating system.Low-temperature level working medium CO2 absorbs extraneous
The heat of low temperature environment, and give high-temperature level working medium R22, high-temperature level working medium R22 to be used side within the condenser this heat transfer
Water is cooling, transfers heat to using side water, is finally increased to 45 DEG C using side water water temperature, passes through fan coil or flooring radiation
For northern indoor heating.It can be seen that the heat pump has the following problems:
First, the heat pump needs multiple compressors and water pump to drive its running, needs to expend a large amount of equipment and money
Source.
Second, the heat pump carries out heat conversion using multiple heat exchangers, and heat losses rate is big after converting in this way.
Third, the heat pump need not heated at any time using this specific material of carbon dioxide in heat exchange.
4th, the heat pump can only be heated to fixed value when heating, temperature can not be adjusted, service efficiency
It is low.
Summary of the invention
For this purpose, the present invention provides the control system and method for a kind of overlapping air heat source pump, to overcome the prior art
The low problem of middle service efficiency.
On the one hand, the present invention provides a kind of control system of overlapping air heat source pump, by heat in air
Repeatedly heat exchange and compression, to heat to water, and it is by controlling the system, to adjust the actual temp of water outlet, comprising:
It is arranged at the top of heat pump, to collect and store the heat collector of heat；
Heat-exchanger rig in the heat collector bottom, to transfer of heat is set
It is arranged in the heat-exchanger rig side, to compress the compression set of hot steam；
It is arranged in the compression set side, to the control device that whole system is adjusted；
It is arranged in the compression set bottom, the hot steam to be condensed into the condensing unit of water；
Output device in the condensing unit bottom, to quantity of heat given up is set.
Further, the top of the heat pump is arranged in the heat collector, to collect heat present in air simultaneously
It is stored, comprising:
It is arranged on the heat pump top, to collect the collecting plate of heat in air；
It is arranged below the collecting plate, the first water tank for being collected into heat to store the collecting plate.
Further, the heat-exchanger rig is arranged below the heat collector, to convert and transmit the collection hot charging
Set the heat of storage, comprising:
It is connected with first water tank, to transmit the heat exchanger of heat；
It is arranged below the heat exchanger, to generate the surface air cooler of hot steam by heat.
Further, it is equipped with refrigerant in the surface air cooler, shape can be vaporized after the heat for absorbing the heat exchanger transfer
At hot steam.
Further, the compression set is a compressor, to increase the temperature of the hot steam by way of compression
Degree and pressure.
Further, the control device is connected with the compressor, to control the system, comprising:
It is arranged on the control device surface, to load the control mainboard of other component；
It is arranged in the control mainboard, to show the display screen of parameters；
It is arranged in the control mainboard, to adjust the frequency converter of the compressor current amount；
It is connected with the compressor, to convert pressure into the pressure transmitter of digital signal；
It is arranged and controls mainboard surface described, controls and adjust the adjustable plate of parameters in the control device.
Further, the condensing unit be a condenser, to hot steam after the compression carry out condensation and by its
Internal heat is delivered to the output device；Return pipe is equipped between the condenser and the surface air cooler, it is cold to recycle
Refrigerant liquid after solidifying.
Further, the output device is the second water tank, internal that domestic water is housed, and second water tank is inhaled
Domestic water is heated after receiving heat, for resident's use.
On the other hand, the present invention provides a kind of control methods of the control system of overlapping air heat source pump, comprising:
Step 1: when hot steam passes through the compressor, compressor can compress it, the pressure transmitter meeting
The air pressure of steam after compression is detected, and converts thereof into digital signal and is delivered in the control mainboard；
Step 2: the control mainboard can start to calculate after receiving signal, be calculated according to pneumatic parameter and heat transfer efficiency
Out the actual temperature after final heating and it will be shown on the display screen so that user judges；
Step 3: user manipulates the adjustable plate, after the completion of adjusting, the control according to itself demand to hot water temperature
Mainboard processed can control the frequency converter；
Step 4: after the frequency converter is controlled, the magnitude of current can be adjusted to control the function of the compressor
Rate,
Step 5: after the compressor horsepower changes, thermal vapor compression intensity can also be changed, the gas of the hot steam
Pressure can also change, and complete the adjusting to hot water temperature with this.
Compared with prior art, the beneficial effects of the present invention are the control systems pair of the overlapping air heat source pump
Heating system carries out overlapping, can directly absorb the low enthalpy value heat of environment temperature, and heat using it to domestic water, nothing
Electric power or other energy need to be used, the fast and worth hot water temperature of heating efficiency is high, and heat utilization ratio is high, improves the overlapping
The service efficiency of the control system of formula air heat source pump.
Further, collecting plate is equipped in the heat collector, described in this way heat pump can rapidly and efficiently in thermal-arrest
The heat in air is absorbed, the service efficiency of the control system of the overlapping air heat source pump is further improved.
Further, first water tank is provided with conductive fluid, in this way, after the collecting plate is collected into heat, just
It can be stored in the conductive fluid, while preventing heat from dissipating, can more quickly and conveniently transmit heat,
Further improve the service efficiency of the control system of the overlapping air heat source pump.
Further, the heat exchanger is connected with first water tank, in this way, after conductive fluid is delivered to heat exchanger,
Heat exchanger can be sent to the heat in the conductive fluid in the surface air cooler, further improve a kind of overlapping air
The service efficiency of the control system of heat source pump.
Further, it is additionally provided with return pipe between the heat exchanger and first water tank, in this way, working as the conductive fluid
It can be transmitted back to by return pipe in first water tank after transmission heat, recycling for conductive fluid be guaranteed with this, further
Improve the service efficiency of the control system of the overlapping air heat source pump.
Further, refrigerant is equipped in the surface air cooler, evaporation forms hot steam after the refrigerant suction heat, leads to
The compression for crossing the compressor can further increase the temperature of steam, and more geothermal flows can be sent to the output dress
It sets, further improves the service efficiency of the control system of the overlapping air heat source pump.
Further, the controller is connected with the compressor, and user can operate described according to temperature requirements
Controller, by controlling the power of compressor and the pressure of revolving speed change high-pressure hot steam to change its temperature, in this way, when described
Specified heat will be transmitted after hot steam condensation to output end, further improve the control of the overlapping air heat source pump
The service efficiency of system.
Further, frequency converter is equipped in the control device, the Frequency Converter Control thought is novel, system structure is succinct
Be illustrated, dynamic and static state performance it is excellent, in this way, the control device is there is no need to be equivalent to dc motor for ac motor, because
And many complicated calculations in Vector Rotation transformation are eliminated, further improve the control system of the overlapping air heat source pump
The service efficiency of system.
Further, pressure transmitter is additionally provided in the control device, accuracy is high, stability is high, good linearity, temperature
It is high to spend stability；And the pressure transmitter is small in size, light-weight, installation, debugging, easy to use, further improves described
The service efficiency of the control system of overlapping air heat source pump.
Further, it is equipped with return pipe between the condenser and the surface air cooler, can guarantee that the refrigerant of condensation follows
Ring uses, and further improves the service efficiency of the control system of the overlapping air heat source pump.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the control system of overlapping air heat source of the present invention pump；
Fig. 2 is the structural schematic diagram of control device of the present invention.
Specific embodiment
In order to which objects and advantages of the present invention are more clearly understood, the present invention is further retouched below with reference to embodiment
It states；It should be appreciated that described herein, the specific embodiments are only for explaining the present invention, is not intended to limit the present invention.
Below in conjunction with attached drawing, the forgoing and additional technical features and advantages are described in more detail.
The preferred embodiment of the present invention described with reference to the accompanying drawings.It will be apparent to a skilled person that this
A little embodiments are used only for explaining technical principle of the invention, are not limiting the scope of the invention.
It should be noted that in the description of the present invention, the instruction such as term " on ", "lower", "left", "right", "inner", "outside"
Direction or the term of positional relationship be direction based on the figure or positional relationship, this is intended merely to facilitate description, and
It is not that indication or suggestion described device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.
In addition it is also necessary to explanation, in the description of the present invention unless specifically defined or limited otherwise, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.To those skilled in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in the present invention.
Refering to Figure 1, it shows for the structure of the control system of the pump of overlapping air heat source described in the embodiment of the present invention
It is intended to, including heat collector 1, heat-exchanger rig 2, compression set 3, control device 4, condensing unit 5 and output device 6；Wherein institute
The top that the heat pump is arranged in heat collector 1 is stated, to collect and the heat in stored air；The heat-exchanger rig 2 is arranged
Below the heat collector 1, to convey the heat of the storage of heat collector 1 and be sent to it in the form of hot steam
The compression set 3；The compression set 3 is arranged below the heat-exchanger rig 2, to be compressed to the hot steam,
To improve its temperature and pressure；The control device 4 is arranged in 3 side of compression set, to control the compression set 3
To adjust heating temperature, the condensing unit 5 is arranged below the compression set 3, to condense the high-pressure hot steam simultaneously
The heat discharged is delivered to the output device 6.
When the control system work of overlapping air heat source pump, first passes through heat collector 1 and absorbs and store heat,
And heat-exchanger rig 2 is transferred heat to by conductive fluid, after heat-exchanger rig 2 absorbs heat, internal refrigerant starts to inhale
Thermal evaporation forms hot steam, and the hot steam, which is transported in the compression set 3, to be compressed, by forming high-pressure hot steam
To improve its temperature, and it is transported in condensing unit 5, the high-pressure hot steam is condensed into liquid in condensing unit 4, and
Output device 6 is delivered heat to for resident's use.It will be appreciated by those skilled in the art that overlapping of the present invention
The control system of formula air heat source pump can be used for building heating, fire hot water, can be used for the heating of industry and to industry
The reusing of energy source of high-temp waste gas, as long as its specified working condition can be reached by meeting the heat pump.Certainly, the heat
Driving device in pump can be water pump, motor or other kinds of driving device, as long as meeting the driving device can incite somebody to action
Liquid in heat pump is delivered to designated position.
Please continue to refer to shown in Fig. 1, the top of the heat pump is arranged in heat collector 1 described in the embodiment of the present invention, including
Collecting plate 11 and the first water tank 12, wherein the top of the heat collector 1 is arranged in the collecting plate 11, to collect air
In heat, first water tank 12 setting is below the collecting plate 11 and coupled, to store the collecting plate
11 heats being collected into.
Specifically, collecting plate 11 described in the present embodiment is tube-sheet type collecting plate, it is coated with black chromium electroplated coating on its surface,
Its top that heat pump is set, to absorb the heat in air.It is understood that the collecting plate 11 not only can absorb sky
The energy in the sun also can be absorbed in heat in gas；Certainly, shape and size the present embodiment of the collecting plate 11 is not made to have
Body limitation, as long as specified heat can be collected by meeting the collecting plate.
Specifically, first water tank 12 setting is in the collecting plate bottom and coupled, in the first water tank
Interior 12 are equipped with conductive fluid, and the heat the collecting plate to be collected into stores；It is understood that first storage
Water tank 12 and connection type the present embodiment of the collecting plate 11 are not particularly limited, as long as meeting the collecting plate 11 can incite somebody to action
Heat transfer is to first water tank 12；Certainly, type the present embodiment of the conductive fluid is also not specifically limited, only
It wants that the heat that the collecting plate 11 is collected into can be stored.
Please continue to refer to shown in Fig. 1, the setting of heat-exchanger rig 2 described in the embodiment of the present invention is in 1 bottom of heat collector, packet
Heat exchanger 21 and surface air cooler 22 are included, wherein the heat exchanger 21 is connected with first water tank 12 and is equipped with reflux line, institute
The setting of surface air cooler 22 is stated in 21 bottom of heat exchanger and coupled；The conductive fluid of heat has been absorbed through pipeline to described
Heat exchanger 21 exchanges heat, and transfers heat to the surface air cooler 22 and generates hot steam.It is understood that the heat exchanger
21 can be set on 22 surface of surface air cooler, also can be set inside the surface air cooler 22, as long as 21 energy of the heat exchanger
It enough transfers heat in the surface air cooler 22.
Specifically, the heat exchanger 21 is arranged below first water tank 12, to will be in the first water tank 12
The heat of conductive fluid is delivered in the surface air cooler 22.It is understood that material the present embodiment of the heat exchanger 21 is not made
Concrete restriction, as long as meeting the heat exchanger 21 can transfer heat on the surface air cooler 22.
Specifically, the surface air cooler 22 is connected with the heat exchanger 21, to receive the conveying of heat exchanger 21
Heat simultaneously generates hot steam, is equipped with refrigerant inside it, hot steam will be evaporated and formed after refrigerant suction heat, with
This is delivered heat in the compression set 3.It is understood that in the surface air cooler 22 refrigerant type the present embodiment
It is not particularly limited, as long as meeting the refrigerant can evaporate to form hot steam after absorbing specified heat.
Please continue to refer to shown in Fig. 1, compression set 3 described in the embodiment of the present invention selects 2.5kw second level adiabatic compressor,
Setting is in 22 bottom of surface air cooler and coupled, the hot steam conveyed to compress the surface air cooler 22；When hot steam passes through
When crossing the compressor 3, compressor 3 can start to compress it and improve its air pressure, and hot steaming is improved by way of pressurization
The temperature of vapour further increases the heat transfer efficiency of hot steam with this.It is understood that this implementation of the model of the compressor 3
Example is not specifically limited, can be thermal vapor compression to specified pressure as long as meeting the compressor.
Please continue to refer to shown in Fig. 1, condensing unit 5 described in the embodiment of the present invention is a condenser, to the high pressure
Hot steam condenses and extracts heat therein, return pipe is equipped between the neck condenser and the surface air cooler, to the system
Cryogen is recycled.
Please continue to refer to shown in Fig. 1, output device 6 described in the embodiment of the present invention is the second water tank, is arranged described
Condenser bottom, and domestic water is housed in inside, after high-pressure hot steam condensation, the heat of release is transported to institute
The second water tank is stated, and assigned temperature is heated to the domestic water of its inside, for resident's use.It is understood that institute
Stating the domestic water that contains in the second water tank, this embodiment is not specifically limited, as long as meeting described deep or being passed with water energy is enough
Next heat is passed to assigned temperature
It please refers to shown in Fig. 2, control device 4 described in the embodiment of the present invention is connected with the compressor 3, to adjust its function
Rate and revolving speed, including control mainboard 41, display screen 42, frequency converter 43, pressure transmitter 44 and adjustable plate 45, wherein the display
Screen 42 is arranged in the control mainboard 41, to show the parameters measured in the control device 4；The frequency converter 43
It is arranged in the control mainboard 41 and is located at 42 left side of display screen, controls and adjust the electric current of the compressor 3；
The pressure transmitter 44 is arranged in the control mainboard 41 and is located at 42 right side of display screen, to monitor the compression
The air pressure of heat steam and digital signal is converted thereof into machine 3；The adjustable plate 45 is arranged in the control mainboard 41 and position
In 42 lower section of display screen, to control and adjust the frequency converter 43 to control the operation power of the compressor 3.
When controlling the compressor 3, compressed by the heat steam of the compressor 3, the pressure inverting
Device 44 detects its air pressure, and converts thereof into digital signal and be delivered in the control mainboard 41, the control mainboard
The actual temperature after final heating can be calculated according to pneumatic parameter and heat transfer efficiency for chip in 41 and it will be shown in institutes
It states on display screen 42, user can manipulate the adjustable plate 45, after adjusting, the control according to itself demand to hot water temperature
Mainboard 41 processed can control the frequency converter 43, it is adjusted to the magnitude of current, the function of the compressor 3 is controlled with this
Rate, and the air pressure of the heat steam is indirectly controlled, the adjusting to hot water temperature is completed with this.It is understood that the control
Device 4 can be arranged directly on the shell of the compressor 3, can also be connect with compressor 3 by conducting wire or with others
Mode is connected, as long as the power and revolving speed of the compressor 3 can be controlled by meeting the control device 4.
Specifically, the control mainboard 41 be a control panel, its surface be equipped with chip, to all data into
It is capable to integrate operation and send signal to each component.When the electric signal converted is sent to the control by the pressure transmitter 44
When mainboard 41 processed, the chip in the control mainboard 41 can be calculated in conjunction with the heat transfer efficiency of the electric signal and whole system,
The actual temp of hot water after heating is obtained after calculating, and the temperature is delivered to the display screen 42.
Specifically, the display screen 42 is a liquid crystal display, it is arranged on 41 surface of control mainboard, to show
State the actual temp obtained after control mainboard 41 calculates；After the completion of the control mainboard 41 calculating, by the final temperature of hot water
It being delivered on display screen in the form of data, user can be used the adjustable plate 45 that the water temperature of final hot water is adjusted,
Preset temperature after adjusting can be shown in the other side of screen, and the control mainboard 41 starts to manipulate the frequency conversion after the completion of adjusting
Electric current is adjusted in device, and by the hot water final temperature real-time display after calculating on display screen 42, to provide for user
Newest temperature data.It is understood that the display screen can be CRT, LCD, LED or other kinds of display screen, only
The preset temperature of hot water and final temperature can be shown by meeting the display screen 42.
Specifically, the frequency converter 43 is arranged in the control mainboard 41 and is located at 42 left side of display screen, use
To adjust the electric current and power of the compressor 3.When user is pre- by the hot water in the 45 adjusting heat pump system of adjustable plate
If after temperature, the control mainboard 41 can send signal to the frequency converter 43, and so that frequency converter 43 is changed the compression with this
Machine 3 changes the power of compressor 3 with this, after 3 power of compressor changes, the heat steam is after compression using the size of electric current
Air pressure can also change with temperature, in heat transfer, the transmitting of heat can also change, with this control hot water final plus
Hot temperature.String pulse-width modulation type, space vector of voltage it is understood that the control mode of the frequency converter 43 can be positive
Formula, vector control mode, Direct torque standard or other kinds of control mode, as long as meeting the frequency converter 43 can lead to
The mode for crossing change size of current changes the power of the compressor 3.
Specifically, the pressure transmitter 44 is arranged in the control mainboard 1 and is located at 42 right side of display screen,
It is sent in the control mainboard 41 to detect in the compressor 3 air pressure of heat steam and convert thereof into digital signal.
When the compressor 3 compresses heat steam, the pressure transmitter 44 can be measured the air pressure of heat steam, convert thereof into
Digital signal is simultaneously sent the signal on the chip in the control mainboard 41, by the calculating of chip, by the most final temperature of hot water
Degree is shown on the display screen 42.It is understood that the resistance strain gage in the pressure transmitter 44 can be filiform
Foil gauge, metal foil-like foil gauge, semiconductor gauge or other kinds of foil gauge, as long as meeting the pressure transmitter 44
The air pressure of heat steam can be accurately measured, and convert thereof into digital signal.
Specifically, the adjustable plate 45 is a control panel, it is arranged in the control mainboard 41 and is located at described aobvious
42 lower section of display screen, to adjust the frequency converter 43.When user wants that hot water temperature is adjusted, can manipulate described
Adjustable plate 45, after the completion of adjusting, adjustable plate 45 can show the preset temperature of hot water on the display screen, while adjustable plate 45
Adjustment signal can be sent on the chip in the control mainboard 41, and manipulate the frequency converter 43 to the compressor 3
Power is adjusted, and the final temperature of hot water is controlled with this.It is understood that the adjustable plate 45 can be push button face
Plate, can also be touch-control decoration panel or other kinds of control panel, can be by manipulating the adjustable plate 45 as long as meeting user
And it controls the frequency converter 43 and changes electric current.
Through detecting, the control system and method for a kind of overlapping air heat source pump of the present invention are in high temperature, room temperature and low
Under the environment of temperature, domestic water can be heated in a short time, and can be by the heating of hot water by using control device
Scope control can satisfy the demand that resident uses daily hot water at 40-60 DEG C.And the heat pump meets state in use
Related standard in the every regulation of family.
So far, it has been combined preferred embodiment shown in the drawings and describes technical solution of the present invention, still, this field
Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific embodiments.Without departing from this
Under the premise of the principle of invention, those skilled in the art can make equivalent change or replacement to the relevant technologies feature, these
Technical solution after change or replacement will fall within the scope of protection of the present invention.
The above description is only a preferred embodiment of the present invention, is not intended to restrict the invention；For those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of control system of overlapping air heat source pump, which is characterized in that by multiple heat exchange to heat in air with
Compression, to heat to water, and it is by controlling the system, to adjust the actual temp of water outlet, comprising:
It is arranged at the top of heat pump, to collect and store the heat collector of heat；
Heat-exchanger rig in the heat collector bottom, to transfer of heat is set
It is arranged in the heat-exchanger rig side, to compress the compression set of hot steam；
It is arranged in the compression set side, to the control device that whole system is adjusted；
It is arranged in the compression set bottom, the hot steam to be condensed into the condensing unit of water；
Output device in the condensing unit bottom, to quantity of heat given up is set.
2. the control system of overlapping air heat source pump according to claim 1, which is characterized in that the heat collector is set
It sets on the top of the heat pump, to collect heat present in air and be stored, comprising:
It is arranged on the heat pump top, to collect the collecting plate of heat in air；
It is arranged below the collecting plate, the first water tank for being collected into heat to store the collecting plate.
3. the control system of overlapping air heat source pump according to claim 1, which is characterized in that the heat-exchanger rig is set
It sets below the heat collector, to convert and transmit the heat of the heat collector storage, comprising:
It is connected with first water tank, to transmit the heat exchanger of heat；
It is arranged below the heat exchanger, to generate the surface air cooler of hot steam by heat.
4. the control system of overlapping air heat source pump according to claim 3, which is characterized in that set in the surface air cooler
There is refrigerant, can vaporize to form hot steam after the heat for absorbing the heat exchanger transfer.
5. the control system of overlapping air heat source according to claim 1 pump, which is characterized in that the compression set is
One compressor, to increase the temperature and pressure of the hot steam by way of compression.
6. the control system of overlapping air heat source according to claim 1 pump, which is characterized in that the control device with
The compressor is connected, to control the system, comprising:
It is arranged on the control device surface, to load the control mainboard of other component；
It is arranged in the control mainboard, to show the display screen of parameters；
It is arranged in the control mainboard, to adjust the frequency converter of the compressor current amount；
It is connected with the compressor, to convert pressure into the pressure transmitter of digital signal；
It is arranged and controls mainboard surface described, controls and adjust the adjustable plate of parameters in the control device.
7. the control system of overlapping air heat source according to claim 1 pump, which is characterized in that the condensing unit is
One condenser, to carry out condensation to hot steam after the compression and its internal heat is delivered to the output device；Institute
It states and is equipped with return pipe between condenser and the surface air cooler, to recycle condensed refrigerant liquid.
8. the control system of overlapping air heat source according to claim 1 pump, which is characterized in that the output device is
Second water tank, internal that domestic water is housed, second water tank heats domestic water after absorbing heat, for
Resident uses.
9. a kind of controlling party of the control system of the pump of the overlapping air heat source as described in any one of claim 1-8 claim
Method characterized by comprising
Step 1: when hot steam passes through the compressor, compressor can compress it, and the pressure transmitter can be to pressure
The air pressure of steam is detected after contracting, and is converted thereof into digital signal and be delivered in the control mainboard；
Step 2: the control mainboard can start to calculate after receiving signal, be calculated most according to pneumatic parameter and heat transfer efficiency
Eventually heating after actual temperature and it will be shown on the display screen so that user judges；
Step 3: user manipulates the adjustable plate according to itself demand to hot water temperature, after the completion of adjusting, the control master
Plate can control the frequency converter；
Step 4: after the frequency converter is controlled, the magnitude of current can be adjusted to control the power of the compressor,
Step 5: after the compressor horsepower changes, thermal vapor compression intensity can also be changed, the air pressure of the hot steam
It can change, the adjusting to hot water temperature is completed with this.
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| CN201811096151.6A CN109028572A (en) | 2018-09-19 | 2018-09-19 | The control system and method for overlapping air heat source pump |
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| CN201811096151.6A CN109028572A (en) | 2018-09-19 | 2018-09-19 | The control system and method for overlapping air heat source pump |
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Application publication date: 20181218 |