CN202204150U - High-efficiency dual temperature air source water heating system - Google Patents
High-efficiency dual temperature air source water heating system Download PDFInfo
- Publication number
- CN202204150U CN202204150U CN2011202892077U CN201120289207U CN202204150U CN 202204150 U CN202204150 U CN 202204150U CN 2011202892077 U CN2011202892077 U CN 2011202892077U CN 201120289207 U CN201120289207 U CN 201120289207U CN 202204150 U CN202204150 U CN 202204150U
- Authority
- CN
- China
- Prior art keywords
- temperature
- water
- low
- hot
- air source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model relates to a high-efficiency dual temperature air source water heating system, which comprises an air source heat pump, a high-temperature circulation water pump, a low-temperature circulation water pump, a hot water tank and a water storage tank, wherein the air source heat pump also comprises a compressor and a condenser. The high-efficiency dual temperature air source water heating system is characterized in that: a heat exchange part of the condenser comprises a high-temperature circulation part and a low-temperature circulation part; and a high-temperature and high-pressure coolant output from the compressor of the air source heat pump is cooled by the high-temperature circulation part and then further cooled by the low-temperature circulation part, and finally returns to the compressor for circulation, so that the heat exchange efficiency is improved. Sequential supplementation that low-temperature hot water is supplemented by cold water and high-temperature hot water is supplemented by the low-temperature hot water is realized; the high-temperature hot water can be stored and used, so the temperature of the hot water which is supplemented by the cold water cannot be influenced. A low-temperature water pump in the low-temperature circulation system runs under variable frequencies according to the water temperature so as to guarantee the stability of the pressure of a coolant circulation system; therefore, a set can run reliably without an auxiliary heating device.
Description
Technical field
The utility model relates to a kind of hot-water heating system, relates in particular to a kind of high and low efficiently two warm circulating air sources hot-water heating system.
Background technology
At present; Single warm circulating air source hot-water heating system is because of its environmental protection, efficiently be used widely in HVAC; Mainly contain compressor, condenser, expansion valve, evaporimeter formation; Is high level heat with airborne Lowlevel thermal energy through evaporimeter and compressor variable, through condenser energy is transferred in the media, realizes the purpose of heating.Though refrigerant reduces through single condenser temperature but is mostly gaseous medium, the refrigerant energy is not fully utilized, and system's operation high-pressure value is higher relatively, has shortened the service life of system, and system effectiveness is low.Single cycle formula air source hot-water heating system can only adopt regularly moisturizing for guaranteeing the hot water temperature, and heat pump can not move during moisturizing; Limited the time of operation of heat pump; And receive the influence of extraneous cold water temperature, the unit operation pressure transient needs assisted heating device when serious; The heats cold coolant-temperature gage arrives certain value, and unit could move.
Summary of the invention
Existing single cycle formula air source hot-water heating system refrigerant force value in service is unstable, too high or low excessively in order to overcome, moisturizing in time and the low deficiency of heat exchange efficiency, and the utility model provides a kind of efficient pair of warm air source hot-water heating system.This system is the two warm circular flow water heater funnels of height, improves heat exchange efficiency.Through regulating the rotating speed of low temperature water pump operation, stablize the operating pressure of unit, be implemented in reliability service when hanging down water temperature.Through condenser being divided into high-temperature part and low temperature part, realize moisturizing timely with pre-warmed form, can continual hot-water supply.
The utility model provides a kind of efficient pair of warm air source hot-water heating system, comprising: air source heat pump, high temperature circulation water pump, low-temperature circulating water pump, boiler and storage tank; Wherein, also comprise compressor and condenser in the said air source heat pump; It is characterized in that; The heat exchanging part of condenser comprises high temperature circulation part and low temperature cyclic part; The HTHP refrigerant of from the compressor of air source heat pump, exporting partly cools off through high temperature circulation earlier; Further cool off through the low temperature cyclic part again, get back to compressor at last and circulate to improve heat exchange efficiency.
In technique scheme, said boiler comprises the high-temperature-hot-water part and the low-temperature water heating part that is used to store low-temperature water heating that is used to store high-temperature-hot-water.
In technique scheme, the high temperature circulation of said condenser part partly is connected through the high temperature circulation pipeline and the high-temperature-hot-water of high temperature circulation water pump, boiler and forms the high temperature circulation system; The low temperature cyclic part of said condenser partly is connected through the low temperature circulating line and the low-temperature water heating of low-temperature circulating water pump, boiler and forms the low temperature circulatory system.
In technique scheme, said boiler comprises that the low-temperature water heating that is used for boiler low-temperature water heating part adds to the water replanishing device in the high-temperature-hot-water part of boiler.
In technique scheme, further comprise discharge water magnetic valve and moisturizing magnetic valve; The high-temperature-hot-water part of boiler links to each other with the magnetic valve that discharges water, and the high-temperature-hot-water that reaches design temperature in the boiler is delivered in the storage tank; The low-temperature water heating part of boiler links to each other with the moisturizing magnetic valve, partly replenishes cold water with the low-temperature water heating to boiler.
In technique scheme, further comprise controller, to keep the pressure of coolant circulating system according to the temperature control low-temperature circulating water pump frequency conversion operation of low-temperature water heating.
In technique scheme, comprise that further the hot water that is used for storage tank turns back to backwater magnetic valve and the constant temperature water pump that heats once more in the boiler.
The utility model has been obtained following technique effect:
Two temperature circulating airs source hot-water heating system is constantly replenished cold water and is realized continuing heating, the unlikely temperature that influences high-temperature pipe hot water when replenishing cold water when improving heat exchange efficiency.Stablize unit operation pressure through VFC, guarantee unit under different cold water water temperatures, reliability service.
Description of drawings
Fig. 1 is the system architecture schematic diagram of the utility model;
Fig. 2 is the structural map of two warm air source hot-water heating system embodiment.
Mark among the figure: 1-air source heat pump, the 2-magnetic valve that discharges water, 3-high temperature circulation pipeline and high temperature water pump, 4-low temperature circulating line and low temperature water pump, 5-moisturizing magnetic valve; The 6-boiler, 7-backwater magnetic valve and constant temperature water pump, 8-storage tank, 9-running water inlet, 11-heat pump; 12-20 ton publilc baths supply tank, 13-6 ton heating water tank, 14-20 ton storage tank 1,15-20 ton storage tank 2; The 21-high temperature circulation, the circulation of 22-low temperature, 23-low-temperature water heating, 24-boiled water tank backwater; 25-publilc baths hot-water line, the 31-DN65 motor-driven valve that discharges water, 32-DN50 moisturizing magnetic valve, 33-constant temperature water pump.
The specific embodiment
Understand and enforcement the utility model for the ease of those of ordinary skills, the utility model is done further to describe in detail below in conjunction with the accompanying drawing and the specific embodiment.
As shown in Figure 1, efficient two warm air sources hot-water heating system comprises: air source heat pump 1, high temperature circulation water pump 3, low-temperature circulating water pump 4, the magnetic valve 2 that discharges water, moisturizing magnetic valve 5, boiler 6 and storage tank 8; Wherein, also comprise compressor and condenser in the air source heat pump 1.In order to make the high-efficient operation of hot-water heating system; The heat exchanger of unit inner condenser is divided into two parts; First is a high-temperature part; Second portion is the low temperature part, and these two parts connect the high temperature circulation system of high temperature circulation pipeline, high temperature water pump 3 compositions and the low temperature circulatory system that low temperature circulating line, low temperature water pump 4 are formed, the high-temperature-hot-water of heat hot water tank 6 part and low-temperature water heating part respectively respectively.The high pressure-temperature refrigerant that air source heat pump 1 is discharged is earlier through the high temperature circulation tube-cooled, and then the cooling of process low temperature circulating line, thereby the liquid refrigerant temperature that condenser portion is branched away is suitable with low temperature circulating line temperature.Reduced the temperature of unit condensation, correspondingly reduced the high-pressure value of the operation of unit, the service life of effectively improving unit, the heat exchange efficiency of raising unit.Should efficient two warm air sources hot-water heating system adopt high Low Temperature Double circulating line and storage tank device, cryogenic piping can preheat for high-temperature pipe, and moisturizing magnetic valve 5 can constantly replenish cold water, and the unlikely temperature that influences high-temperature pipe hot water.Low temperature circulating line water pump 4 adopts VFC, when cold water temperature is spent when low, the low temperature water pump operation slowly, refrigerant temperature after sub-cooled descends and was unlikely to low, guarantees the certain pressure of coolant circulating system.When cold water temperature was higher relatively, the low temperature water pump operation was accelerated, and absorbs more refrigerant energy, guarantees the pressure stability of coolant circulating system, and the pressure in the unit is unlikely to too high, makes unit need not assisted heating device, reliability service.Can also realize simultaneously the utilization successively of water and heat energy, promptly real-time implementation cold water replenishes low-temperature water heating, and low-temperature water heating replenishes high-temperature-hot-water, and high-temperature-hot-water is stored and utilizes, and makes the additional temperature that can not influence hot water of cold water.
In Fig. 1, air source heat pump 1 is that high level heat passes to refrigerant with airborne status thermal power transfer, and refrigerant flows back to the airborne energy of absorption in the heat pump successively through high temperature circulation pipeline heat exchanger and low temperature circulating line heat exchanger.The 3 permanent rotating speed operations of high temperature water pump absorb the refrigerant energy through the high temperature circulation pipeline, realize adding the purpose of hot water.Hot water is temporarily deposited in the high-temperature part of boiler 6.Low temperature water pump 4 converting operations; Confirm the rotating speed of low temperature water pump 4 according to the temperature of cold water, absorb certain energy in the refrigerant, keep certain pressure of coolant circulating system simultaneously; Guarantee the normal operation of unit, low-temperature water heating is temporarily deposited in the low temperature part of boiler 6.When high-temperature-hot-water reaches the temperature of setting; The unlatching magnetic valve 2 that discharges water is stored into high-temperature-hot-water in the storage tank 8, and water at low temperature is in time replenished the high-temperature water that bleeds off, and keeps the operation of high temperature circulation system; Open moisturizing magnetic valve 5 and replenish cold water, keep the operation of the low temperature circulatory system.Detect the temperature of water in the storage tank 8, when being lower than setting value, open constant temperature water pump and backwater magnetic valve 7, send the water in the storage tank low temperature cyclic part of heating water tank 6 back to, heat once more, guarantee the temperature of hot water in the storage tank 8.
In embodiment illustrated in fig. 2; Four heat pumps 11 move at the same time or separately; Airborne status heat energy is transferred in the refrigerant; Compressor in the process heat pump 11 converts the refrigerant medium of HTHP into, and the refrigerant medium passes through high temperature circulation pipeline 21 capillary heat exchangers and low temperature circulating line 22 capillary heat exchangers successively.The permanent rotating speed operation of high temperature water pump at first absorbs the energy in the refrigerant at 21 li mobile water of high temperature circulation pipeline, realizes the purpose of heating.The cooling the refrigerant medium in low temperature circulating line 22 capillaries with the water at low temperature heat-shift, the heating water at low temperature after further the cooling.Low temperature water pump absorbs the energy of refrigerant medium according to the temperature converting operation of water at low temperature under the prerequisite of the normal operating pressure of assurance refrigerant medium.The hot water that heats through refrigerant in the high temperature circulation pipeline 21 is temporarily stored in the high-temperature part of 6 tons of boilers 13, and the low-temperature water heating that in the low temperature circulating line 22 cooled refrigerant is heated is temporarily deposited in the low temperature part of 6 tons of boilers 13.After the hot water of 6 tons of boiler 13 high-temperature part reaches the temperature of setting, open the DN65 magnetic valve 31 that discharges water, high-temperature-hot-water is stored in two 20 tons of storage tanks 14,15.Low-temperature water heating will replenish the high-temperature-hot-water of releasing, and keep the operation of high temperature circulation pipeline.Open DN50 moisturizing magnetic valve 35, cold water replenishes low-temperature water heating, keeps the operation of low temperature circulation.Hot water in 20 tons of storage tanks 14,15 can directly be supplied with user's water.Detect the temperature of the hot water in the storage tank, when being lower than the temperature of setting, constant temperature water pump 33 is opened, and low-temperature water heating is transmitted back to 6 tons of boilers, 13 low temperature parts, and the hot water temperature in storage tank reaches required value, and constant temperature water pump 33 is out of service.
Above embodiment is merely a kind of embodiment of the utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Its concrete structure and size can be adjusted according to actual needs accordingly.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to the protection domain of the utility model.
Claims (7)
1. efficient two warm air sources hot-water heating system comprises: air source heat pump, high temperature circulation water pump, low-temperature circulating water pump, boiler and storage tank; Wherein, also comprise compressor and condenser in the said air source heat pump; It is characterized in that; The heat exchanging part of said condenser comprises high temperature circulation part and low temperature cyclic part; The HTHP refrigerant of from the compressor of air source heat pump, exporting partly cools off through high temperature circulation earlier; Further cool off through the low temperature cyclic part again, get back to compressor at last and circulate to improve heat exchange efficiency.
2. efficient pair of warm air source hot-water heating system according to claim 1 is characterized in that: said boiler comprises the high-temperature-hot-water part and the low-temperature water heating part that is used to store low-temperature water heating that is used to store high-temperature-hot-water.
3. efficient pair of warm air source hot-water heating system according to claim 2 is characterized in that: the high temperature circulation part of said condenser partly is connected through the high temperature circulation pipeline and the high-temperature-hot-water of high temperature circulation water pump, boiler and forms the high temperature circulation system; The low temperature cyclic part of said condenser partly is connected through the low temperature circulating line and the low-temperature water heating of low-temperature circulating water pump, boiler and forms the low temperature circulatory system.
4. efficient pair of warm air source hot-water heating system according to claim 3 is characterized in that: said boiler comprises that the low-temperature water heating that is used for boiler low-temperature water heating part adds to the water replanishing device in the high-temperature-hot-water part of boiler.
5. efficient pair of warm air source hot-water heating system according to claim 4 is characterized in that: further comprise discharge water magnetic valve and moisturizing magnetic valve; The high-temperature-hot-water part of boiler links to each other with the magnetic valve that discharges water, and the high-temperature-hot-water that reaches design temperature in the boiler is delivered in the storage tank; The low-temperature water heating part of boiler links to each other with the moisturizing magnetic valve, partly replenishes cold water with the low-temperature water heating to boiler.
6. efficient pair of warm air source hot-water heating system according to claim 5 is characterized in that: further comprise the controller according to the temperature control low-temperature circulating water pump frequency conversion operation of low-temperature water heating, to keep the pressure of coolant circulating system.
7. efficient pair of warm air source hot-water heating system according to claim 6 is characterized in that: comprise that further the hot water that is used for storage tank turns back to backwater magnetic valve and the constant temperature water pump that heats once more in the boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202892077U CN202204150U (en) | 2011-08-10 | 2011-08-10 | High-efficiency dual temperature air source water heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202892077U CN202204150U (en) | 2011-08-10 | 2011-08-10 | High-efficiency dual temperature air source water heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202204150U true CN202204150U (en) | 2012-04-25 |
Family
ID=45968271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202892077U Expired - Fee Related CN202204150U (en) | 2011-08-10 | 2011-08-10 | High-efficiency dual temperature air source water heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202204150U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197567A (en) * | 2014-08-27 | 2014-12-10 | 无锡溥汇机械科技有限公司 | Precision heat exchange system of air-cooling split-type water cooler |
| CN113531901A (en) * | 2021-07-21 | 2021-10-22 | 广州量能达热能有限公司 | Air energy water heating device and control method thereof |
-
2011
- 2011-08-10 CN CN2011202892077U patent/CN202204150U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197567A (en) * | 2014-08-27 | 2014-12-10 | 无锡溥汇机械科技有限公司 | Precision heat exchange system of air-cooling split-type water cooler |
| CN113531901A (en) * | 2021-07-21 | 2021-10-22 | 广州量能达热能有限公司 | Air energy water heating device and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104832232B (en) | A kind of step heat exchange organic Rankine cycle power generation system and electricity-generating method thereof | |
| CN203460658U (en) | Heat management system for pure electric vehicles | |
| CN109114804A (en) | Photovoltaic-alternating current joint driving photovoltaic and photothermal integral double-source heat pump water heating system and its operation method | |
| CN203190489U (en) | Efficient lithium bromide absorption heat pump heat exchanger unit | |
| CN204648424U (en) | A kind of solar energy adds air source heat pump central heating systems | |
| CN108253643B (en) | Instant-heating heat-storage heat pump and solar energy coupling hot water system and control method | |
| CN203549973U (en) | Heat-source-reusing integrated heat exchange unit | |
| CN206352878U (en) | A kind of heating system for reclaiming computer room liquid-cooling heat radiation amount | |
| CN204987534U (en) | Solar energy vortex refrigerating system | |
| CN103090592A (en) | Cold and hot external balancer set | |
| CN205026995U (en) | Self -adaptation heat accumulation solar energy ground source heat pump device | |
| CN201666196U (en) | Waste heat recovery device of diesel generator set | |
| CN201527134U (en) | Total heat recovery refrigerating system for air conditioning device | |
| CN202521848U (en) | Air source heat pump water heater with supercooling copper pipe | |
| CN207716527U (en) | A kind of hot water Optimization of Energy Saving system | |
| CN202204150U (en) | High-efficiency dual temperature air source water heating system | |
| CN205783497U (en) | A kind of water energy storage system | |
| CN105571151B (en) | A kind of solar magnetic suspension central air-conditioning heating system | |
| CN204130664U (en) | Electric automobile liquid cooling power brick heat management device | |
| CN103900283B (en) | Solar energy high temperature water lithium bromide absorption type air conditioner system | |
| CN203432142U (en) | System capable of supplying warm water and heat through waste heat discharged by communication machine room and other rooms | |
| CN202008224U (en) | Directly-heated constant temperature type air energy water heater | |
| CN110259537A (en) | A kind of carbon dioxide Rankine cycle dynamical system and its operating method | |
| CN201954744U (en) | Heat accumulating type heat recovery heat pump system | |
| CN205227797U (en) | Take two source heat pump water heating system of waste heat recovery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120425 Termination date: 20130810 |