CN104457070B - Heat pump with multiple heat interchange increasing enthalpy - Google Patents
Heat pump with multiple heat interchange increasing enthalpy Download PDFInfo
- Publication number
- CN104457070B CN104457070B CN201410216865.1A CN201410216865A CN104457070B CN 104457070 B CN104457070 B CN 104457070B CN 201410216865 A CN201410216865 A CN 201410216865A CN 104457070 B CN104457070 B CN 104457070B
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- Prior art keywords
- heat
- increasing enthalpy
- heat exchange
- interface
- interchange
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- 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
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/006—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass for preventing frost
-
- 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
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a kind of heat pump Effec-tive Function control method and the heat pump with multiple heat interchange increasing enthalpy, including compressor, condenser, multiple heat interchange increasing enthalpy heater, increasing enthalpy heating control system, flow controller, evaporator；Increasing enthalpy heating control system is with compressor high pressure gas side real time temperature or pressure value as reference, real time stepless adjusts the power output of multiple heat interchange increasing enthalpy heater, make the delivery temperature of compressor, pressure at expulsion and pressure of inspiration(Pi) are rapidly achieved and maintain best effort scope, so as to make compressor be rapidly achieved and maintain the operation interval of optimum efficiency, in multiple heat interchange increasing enthalpy heater has, outer three layers of cavity, internal layer cavity is close to be provided with the heater controlled by increasing enthalpy heating control system, middle cavity is increasing enthalpy heat exchanging chamber, outer layer is heat exchange chamber, heat exchange coil is provided with heat exchange chamber.
Description
Technical field
The present invention relates to a kind of heat pump Effec-tive Function control method and the heat pump with multiple heat interchange increasing enthalpy.
Background technology
Teat pump boiler or heat pump type air conditioner hot water dual-purpose apparatus are using water-cooled heat exchanger come instead of traditional wind
Cool condenser, hot water is prepared using water-cooled heat exchanger, so as to reach the function of air-conditioning and hot water two purpose.But above-mentioned heat pump
Device or air conditioner hot water dual-purpose apparatus are poor to the adaptability of environment, and when using in winter, evaporating temperature is low, are easy to cause
Evaporimeter frosting, influences the normal work of equipment；Additionally, when ambient temperatures are low, compressor due to suction temperature, pressure compared with
It is low, it is impossible to ensure to be run in high efficiency range, even if the long period cannot also prepare high-temperature-hot-water.
The content of the invention
The technical problem to be solved in the present invention be to provide it is a kind of it is can quickly making that compressor runs in high efficiency range, with many
Reheat exchange and enthalpy-increasing function heat pump.
In order to solve the above-mentioned technical problem, the invention provides a kind of heat pump Effec-tive Function control method, including compressor,
Condenser, multiple heat interchange increasing enthalpy heater, increasing enthalpy heating control system, flow controller, evaporator；The increasing enthalpy computer heating control system
With compressor high pressure gas side real time temperature or pressure value as reference, real time stepless adjusts multiple heat interchange increasing enthalpy heater to system
Power output, be rapidly achieved delivery temperature, pressure at expulsion and the pressure of inspiration(Pi) of compressor and maintain best effort scope,
So as to make compressor be rapidly achieved and maintain the operation interval of optimum efficiency.
The invention allows for a kind of heat pump with multiple heat interchange increasing enthalpy, including compressor, condenser, throttling
Device, evaporator, are additionally provided with the multiple heat interchange controlled by increasing enthalpy heating control system and increase between the condenser and flow controller
Enthalpy heater, the pressure or delivery temperature of increasing enthalpy heating control system collect and process machine exhaust side.
Preferably, the delivery temperature of increasing enthalpy heating control system collect and process machine exhaust side.
Further, the multiple heat interchange increasing enthalpy heater has inside and outside three layers of cavity, internal layer cavity be close to be provided with by
The heater of increasing enthalpy heating control system control, middle cavity are that increasing enthalpy heat exchanging chamber, outer layer are heat exchange chambers, are set in heat exchange chamber
There is heat exchange coil；The heat exchange chamber is provided with entry and exit, and the heat exchange coil is provided with first, second interface, and the increasing enthalpy is changed
Hot chamber is provided with entrance and exit；Heat exchange coil first interface is connected in parallel heat pump refrigerant pipe with increasing enthalpy heat exchanging chamber entrance；
Heat exchange chamber entrance is connected with heat pump heat-exchanger pipeline；Heat exchange chamber outlet respectively connection heat pump flow controller and
Magnetic valve, magnetic valve opposite side is connected with second choke, second choke opposite side connection heat exchange coil second interface；Increasing enthalpy
Heat exchanging chamber outlet is connected with suction side.
Further, heat pump is additionally provided with four-way valve, and the heat pump carries out following structure company by refrigerant pipe
Connect：Compressor air-discharging side connects four-way valve first interface, four-way valve second interface connection condenser inlet, condensator outlet connection
Heat exchange chamber entrance, heat exchange chamber outlet connects flow controller and magnetic valve respectively, and flow controller connection evaporator, evaporator second connects
The mouth connection interface of four-way valve the 4th, the interface of four-way valve the 3rd connection increasing enthalpy heat exchanging chamber entrance；The outlet connection compression of increasing enthalpy heat exchanging chamber
Machine suction side；The magnetic valve opposite side connects second choke, second choke opposite side connection heat exchange coil second interface；
Heat exchange coil first interface is in parallel with the pipeline for entering increasing enthalpy heat exchanging chamber entrance.
Further, heat pump condensator outlet is connected with the heat exchange chamber entrance of multiple heat interchange increasing enthalpy heater, heat
Inverting chamber entrance is connected with the flow controller of heat pump, and increasing enthalpy heat exchanging chamber entrance is connected with heat pump evaporator outlet, increasing enthalpy
Heat exchanging chamber outlet is connected with suction side.
The beneficial effects of the invention are as follows：The design design temperature impact point on press air exit high-temperature and pressure pipeline,
Increasing enthalpy heating control system makees reference using the real time temperature of the impact point carries out stepless control to multiple heat interchange increasing enthalpy heater
System, increasing enthalpy heating control system according to real-time detection to temperature value adjust in time Variable power output；Work as compressor exhaust temperature
With desired value（That is the temperature range of compressor efficiency operation）Temperature difference is bigger, and increasing enthalpy heating control system increases output in real time
Electric current, makes the power of multiple heat interchange increasing enthalpy heater output bigger, so as to make the pressure of inspiration(Pi) into suction side carry
Rise, make compressor rapid operation between high efficient area；Conversely, delivery temperature is smaller with desired value temperature difference, multiple heat interchange increases
Enthalpy heater wattage output is smaller；When delivery temperature is more than or equal to target temperature value, then increasing enthalpy system is closed；Due to quickly carrying
The delivery temperature of compressor under winter conditions is risen, even if also can quickly be made under severe cold environmental conditions so as to solve
The technical barrier of standby hot water or heating gas；Additionally, the design also solves winter evaporimeter frosting problem when using simultaneously, make be
Unite sustainable effective work.
In order to make the heat transfer effect of system more preferable, the present invention proposes the heat pump system with multiple heat interchange and enthalpy-increasing function
System, multiple heat interchange increasing enthalpy heater has inside and outside three layers of cavity structure, and is provided with heat exchange coil outer layer is also interior.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is structural representation of the invention；
Fig. 2 is the structural representation of multiple heat interchange increasing enthalpy heater.
Specific embodiment
Shown in reference picture 1, Fig. 2, preferred scheme structure and working principle of the present invention is as follows：
Heat pump includes compressor 1, condenser 3, flow controller 9, evaporator 10, is also set between condenser 3 and flow controller 9
It is equipped with the multiple heat interchange increasing enthalpy heater 13 controlled by increasing enthalpy heating control system 12, the collection pressure of increasing enthalpy heating control system 12
The pressure or delivery temperature of contracting machine exhaust side；Heat pump is additionally provided with four-way valve 2, magnetic valve 7, second choke 8, described many
Exchange increasing enthalpy heater 13 of reheating has inside and outside three layers of cavity, and internal layer cavity is close to be provided with and is controlled by increasing enthalpy heating control system
Heater 11, middle cavity be that increasing enthalpy heat exchanging chamber 6, outer layer is heat exchange chamber 4, heat exchange coil 5, heat pump are provided with heat exchange chamber
System is connected by refrigerant pipe by following structure：The exhaust side of compressor 1 connection four-way valve first interface 21, four-way valve second connects
Mouth 22 connects the entrances of condenser 3, and the outlet of condenser 3 connects heat exchange chamber entrance 41, and heat exchange chamber outlet 42 connects throttling respectively
Device 9 and magnetic valve 7, the connection evaporator 10 of flow controller 9, the second interface of the evaporator 10 connection interface 24 of four-way valve the 4th, four-way valve
The connection increasing enthalpy heat exchanging chamber of 3rd interface 23 entrance 61；Increasing enthalpy heat exchanging chamber outlet 62 connects suction side；The magnetic valve 7 is another
Side connects second choke 8, the opposite side of second choke 8 connection heat exchange coil second interface 52；Heat exchange coil first interface
51 with enter the pipeline of increasing enthalpy chamber 61 and connect.
The operation principle of heat pump：
When need water heating and environment temperature it is relatively low when, first magnetic valve 7 is closed, opened by increasing enthalpy heating control system 12
Open heater 11 to be heated, flow direction is when system refrigerant works：1 → four-way valve of compressor, 2 → condenser 3 → heat is handed over
Change chamber 4 → flow controller, 9 → evaporator, 10 → four-way valve, 2 → increasing enthalpy, 6 → time compressor 1 of heat exchanging chamber.
When refrigeration is needed, first magnetic valve 7 is opened, heater 11, system are closed by increasing enthalpy heating control system 12
Flow direction is when refrigerant works：3 → heat exchange chamber of compressor 1 → four-way valve, 2 → condenser 4, refrigerant goes out 42 from heat exchange chamber
Out divide two-way afterwards：
The first via：Refrigerant flows into increasing enthalpy and exchanges heat through flow controller 9 → evaporator, 10 → four-way valve, 2 → increasing enthalpy heat exchanging chamber entrance 61
Flowed out from increasing enthalpy heat exchanging chamber outlet 62 after carrying out heat exchange in chamber 6；
Second tunnel：Refrigerant is through 7 → second choke of magnetic valve 8 → enter heat exchange coil from heat exchange coil second interface 52
5 → after heat exchange from heat exchange coil first interface 51 outflow with first via refrigerant be mixed into increasing enthalpy heat exchanging chamber entrance 61 →
From the outflow of increasing enthalpy heat exchanging chamber outlet 62 → time compressor 1.
When heating gas is needed, first magnetic valve 7 is closed, added by increasing enthalpy heating control system heater 11
Heat, flow direction is when system refrigerant works：1 → four-way valve of compressor, 2 → evaporator 10（Now equivalent to condenser, heat
Heating）9 → heat exchange chamber of → flow controller, 4 → condenser 3（Now equivalent to evaporator）2 → increasing enthalpy of → four-way valve heat exchanging chamber 61 flows
Enter to carry out heat exchange → flow out → compressor 1 from increasing enthalpy heat exchanging chamber 62.
Because multiple heat interchange increasing enthalpy heater 13 has inside and outside three layers of cavity, internal layer cavity is close to be provided with by increasing enthalpy
The heater 11, middle cavity of heating control system control is that increasing enthalpy heat exchanging chamber 6, outer layer is heat exchange chamber 4, is set in heat exchange chamber
There is heat exchange coil 5；Heat exchange chamber is provided with entry and exit 42,41, and heat exchange coil is provided with first, second interface 51,52, and increasing enthalpy is changed
Hot chamber is provided with entrance, outlet 61,62；It is cold that heat exchange coil first interface 51 is connected in parallel heat pump with increasing enthalpy heat exchanging chamber entrance 61
Matchmaker's pipeline；Heat exchange chamber entrance 41 is connected with heat pump condensator outlet pipeline；Heat exchange chamber outlet 42 connects heat pump respectively
System throttles device and magnetic valve 7, the opposite side of magnetic valve 7 are connected with second choke 8, and the connection of the opposite side of second choke 8 is changed
Hot coil second interface 52；Increasing enthalpy heat exchanging chamber entrance 61 is connected with the interface 23 of four-way valve the 3rd, and increasing enthalpy heat exchanging chamber is exported and compression
Machine entrance is connected.The design has been collectively constituted solely using multiple heat interchange increasing enthalpy heater 13 and magnetic valve 7, second choke 8
Vertical multiple heat interchange increasing enthalpy heater, its accommodation is quite varied, and as needed, the above-mentioned multiple heat of the design is mutual
System is changed in addition to the heat pump of applicable the present embodiment, also applicable other basic refrigeration or hot systems, such as system
In addition to using four-way valve, also can be using the complicated connection of multiple triple valves, the system for unitary system hot water function can also
Simple connection.Heat pump condenser 3 is exported and is connected with the heat exchange chamber entrance 41 of multiple heat interchange increasing enthalpy heater 13, and heat is handed over
Change chamber outlet 42 to be connected with the flow controller of heat pump, increasing enthalpy heat exchanging chamber entrance 61 is connected with heat pump evaporator outlet, increases
Enthalpy heat exchanging chamber outlet 62 is connected with suction port of compressor.Additionally, being also suitable the multifunction refrigeration system of multiple heat exchangers.
The preferred embodiment of the present invention is the foregoing is only, as long as realizing the skill of the object of the invention with essentially identical means
Art scheme is belonged within protection scope of the present invention.
Claims (4)
1. the heat pump with multiple heat interchange increasing enthalpy, including compressor（1）, condenser（3）, flow controller（9）, evaporator
（10）, it is characterised in that：The condenser（3）With flow controller（9）Between be additionally provided with by increasing enthalpy heating control system（12）Control
The multiple heat interchange increasing enthalpy heater of system（13）, increasing enthalpy heating control system（12）The pressure of collect and process machine exhaust side or exhaust
Temperature；The multiple heat interchange increasing enthalpy heater（13）With inside and outside three layers of cavity, internal layer cavity is close to be provided with and is added by increasing enthalpy
The heater of thermal control system control（11）, middle cavity be increasing enthalpy heat exchanging chamber（6）, outer layer be heat exchange chamber（4）, heat exchange chamber
Inside it is provided with heat exchange coil（5）；The heat exchange chamber is provided with entry and exit（42、41）, the heat exchange coil is provided with first, second
Interface（51、52）, the increasing enthalpy heat exchanging chamber be provided with entrance, outlet（61、62）；Heat exchange coil first interface（51）Exchanged heat with increasing enthalpy
Chamber entrance（61）It is connected in parallel heat pump refrigerant pipe；Heat exchange chamber entrance（41）Connect with heat pump heat-exchanger pipeline
Connect；Heat exchange chamber is exported（42）Heat pump flow controller and magnetic valve are connected respectively（7）, magnetic valve（7）Opposite side is connected with
Second choke（8）, second choke（8）Opposite side connects heat exchange coil second interface（52）；Increasing enthalpy heat exchanging chamber is exported（62）
It is connected with suction side.
2. the heat pump with multiple heat interchange increasing enthalpy according to claim 1, it is characterised in that：Increasing enthalpy computer heating control
System（12）The delivery temperature of collect and process machine exhaust side.
3. the heat pump with multiple heat interchange increasing enthalpy according to claim 1, it is characterised in that：Heat pump also sets
It is equipped with four-way valve（2）, the heat pump carries out following structure connection by refrigerant pipe：Compressor（1）Exhaust side connection four
Port valve first interface（21）, four-way valve second interface（22）Connection condenser（3）Entrance, condenser（3）Outlet connection heat exchange
Chamber entrance（41）, heat exchange chamber outlet（42）Flow controller is connected respectively（9）And magnetic valve（7）, flow controller（9）Connection evaporator
（10）, evaporator（10）Second interface connects the interface of four-way valve the 4th（24）, the interface of four-way valve the 3rd（23）Connection increasing enthalpy heat exchange
Chamber entrance（61）；Increasing enthalpy heat exchanging chamber is exported（62）Connection suction side；The magnetic valve（7）Opposite side connection second throttles
Device（8）, second choke（8）Opposite side connects heat exchange coil second interface（52）；Heat exchange coil first interface（51）With entrance
Increasing enthalpy heat exchanging chamber entrance（61）Pipeline it is in parallel.
4. there is the heat pump of multiple heat interchange increasing enthalpy according to claim 1, it is characterised in that：Heat pump condenser
（3）Outlet and multiple heat interchange increasing enthalpy heater（13）Heat exchange chamber entrance（41）Connection, heat exchange chamber outlet（42）With heat
The flow controller connection of pumping system, increasing enthalpy heat exchanging chamber entrance（61）It is connected with heat pump evaporator outlet, the outlet of increasing enthalpy heat exchanging chamber
（62）With compressor（1）Suction side is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410216865.1A CN104457070B (en) | 2014-05-21 | 2014-05-21 | Heat pump with multiple heat interchange increasing enthalpy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410216865.1A CN104457070B (en) | 2014-05-21 | 2014-05-21 | Heat pump with multiple heat interchange increasing enthalpy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104457070A CN104457070A (en) | 2015-03-25 |
| CN104457070B true CN104457070B (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410216865.1A Active CN104457070B (en) | 2014-05-21 | 2014-05-21 | Heat pump with multiple heat interchange increasing enthalpy |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928326B (en) * | 2016-05-09 | 2018-04-06 | 顺德职业技术学院 | Band flash vessel air injection enthalpy-increasing heat pump vacuum freeze drying unit equipment energy-saving control method |
| CN110384398A (en) * | 2018-04-20 | 2019-10-29 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and its anti-overflow discharge control method and control device |
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| JPS6383556A (en) * | 1986-09-29 | 1988-04-14 | 株式会社東芝 | Refrigeration cycle |
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| CN104457070A (en) | 2015-03-25 |
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Effective date of registration: 20220616 Address after: 528500 No. 196, Hexiang Road, Hecheng street, Gaoming District, Foshan City, Guangdong Province (plant a) Patentee after: FOSHAN DETIAN ELECTRICAL APPARATUS CO.,LTD. Address before: 528531 Ti 201, 3, No. 4, Zhucui lane, Wenhua Road, Hecheng street, Gaoming District, Foshan City, Guangdong Province Patentee before: Lin Zhihui |