CN202734232U - Efficient high-temperature hot-water heat pump unit - Google Patents
Efficient high-temperature hot-water heat pump unit Download PDFInfo
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- CN202734232U CN202734232U CN 201220238536 CN201220238536U CN202734232U CN 202734232 U CN202734232 U CN 202734232U CN 201220238536 CN201220238536 CN 201220238536 CN 201220238536 U CN201220238536 U CN 201220238536U CN 202734232 U CN202734232 U CN 202734232U
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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]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
Abstract
The utility model discloses an efficient high-temperature hot-water heat pump unit, which is characterized by consisting of a heat-recovery hot water loop and a plurality of heat pump loops, wherein each heat pump loop consists of a compressor, a heat recovery device, a condenser, a throttling device and an evaporator which are connected with one another; an air outlet of each compressor is connected with an air inlet of the compressor after passing through each heat recovery device, each condenser, each throttling device and each evaporator so as to form a first single heat pump circulation loop; and the plurality of heat pump loops are connected with one another in series by a heat-recovery hot water loop to form a multi-stage hot water loop structure, namely a hot water inlet pipe is sequentially connected with one condenser, one heat recovery device, the second condenser, the second heat recovery device, the third condenser, the third heat recovery device and the like, and then the heat recovery device of the last heat pump loop is connected with a hot water outlet pipe. The efficient high-temperature hot-water heat pump unit has a simple structure and a high energy efficiency ratio of heating, can be applied to different low level heat energy, can provide a free refrigerating capacity when taking water as the low level heat energy, and has an obvious energy-saving effect.
Description
Technical field
The utility model belongs to the hot water production equipment technical field, is specifically related to a kind of efficient high-temperature-hot-water source pump.
Background technology
At present, hotel, hospital, Saunas etc. are built life and the health hot water in place, usually adopt gas fired-boiler and handpiece Water Chilling Units heat reclamation device to realize.Adopt gas fired-boiler, its leaving water temperature stable and meet the demands (domestic hot-water's temperature is generally 60 ℃), but its energy utilization rate needs to consume a large amount of energy less than 1, and the gaseous contamination environment of its generation, the sustainable development that this and modern society advocate is disagreed.People utilized hot transfer principle to provide hot water with heat pump afterwards, source pump is mainly utilized Lowlevel thermal energy, and its energy utilization rate can be greater than 1, but existing heat pump leaving water temperature is generally 47 ℃ or 55 ℃, leaving water temperature is difficult to satisfy the daily life requirement, and its Energy Efficiency Ratio is not high, if leaving water temperature reaches 60 ℃, then its Energy Efficiency Ratio can be lower, in the time can not reaching 60 ℃, the domestic hot-water also needs by hot again its temperature to be met the demands, and this need to consume extra energy.Be the patent of 201037719Y such as publication number, this patent is comprised of two heat pump units at least, each heat pump unit consists of independently closed circuit by compressor, evaporimeter, expansion valve and condenser, the condenser water route system of each heat-pump apparatus connects mutually and consists of a shell-and-tube heat exchanger, heat by condenser, but by this single condenser, its efficiency of heating surface is not high, efficiency is low, and it is low level heat energy that this patent adopts underground water or surface water, this patent can only adopt a kind of low level heat energy of water that hot water is provided, so scope of application relative narrower.
The utility model content
The purpose of this utility model provides a kind of source pump of efficient, high temperature, this unit not only simple in structure, easy to maintenance, production cost is low, firing rate is fast, efficiency is high, and can utilize different low level heat energies.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of efficient high-temperature-hot-water source pump, its design feature is:
1) consisted of by recuperation of heat hot water circuit and a plurality of heat pump loop;
2) each heat pump loop is formed by connecting by compressor, heat regenerator, condenser, throttling arrangement and evaporimeter, namely be connected the air inlet of compressor by the gas outlet of compressor with evaporimeter by heat regenerator, condenser, throttling arrangement, consist of a heat pump cycle heating circuit;
3) recuperation of heat hot water circuit is connected into multi-stag hot water circuit structure with aforementioned a plurality of heat pump loops, namely by the hot water inlet pipe connect one of condenser connect successively one of heat regenerator, condenser two, heat regenerator two, condenser three, heat regenerator three ..., the heat regenerator through being positioned at last heat pump loop connects the hot water outlet pipe and consists of.
Compressor, heat regenerator, condenser, throttling arrangement and evaporimeter connect and compose single heat pump loop, by the recuperation of heat hot water circuit a plurality of single heat pump loops are connected into the multi-stag hot water circuit, provide heat by evaporimeter for source pump, successively increase by compressor exhaust temperature, refrigerant temperature in the heat regenerator also raises successively, condensation temperature in the condenser also raises successively, thereby the hot water temperature of recuperation of heat hot water circuit is raise successively fast.
The purpose of this utility model can also be achieved through the following technical solutions:
Further technical scheme of the present utility model:
Described a plurality of heat pump loop is four independently heat pump cycle heating circuits, consists of level Four tandem heat pump loop structure through the series connection of recuperation of heat hot water circuit;
One of heat pump loop, be formed by connecting by one of one of one of one of compressor, heat regenerator, condenser, throttling arrangement and one of evaporimeter, the air inlet that connects one of compressor is connected by one of one of one of heat regenerator, condenser, throttling arrangement in the gas outlet of one of compressor with evaporimeter, consist of the first heat pump cycle heating circuit;
Two of heat pump loop, by compressor two, heat regenerator two, condenser two, two being formed by connecting of two and evaporimeter of throttling arrangement, two gas outlet of compressor by heat regenerator two, condenser two, throttling arrangement two be connected two two the air inlets that connect compressors with evaporimeter, consist of the second heat pump cycle heating circuit;
Three of heat pump loop, by compressor three, heat regenerator three, condenser three, three being formed by connecting of three and evaporimeter of throttling arrangement, three gas outlet of compressor by heat regenerator three, condenser three, throttling arrangement three be connected three three the air inlets that connect compressors with evaporimeter, consist of the 3rd heat pump cycle heating circuit;
Four of heat pump loop, by compressor four, heat regenerator four, condenser four, four being formed by connecting of four and evaporimeter of throttling arrangement, four gas outlet of compressor by heat regenerator four, condenser four, throttling arrangement four be connected four four the air inlets that connect compressors with evaporimeter, consist of the 4th heat pump cycle heating circuit.
The recuperation of heat hot water circuit, by the hot water inlet pipe connect one of condenser connect successively one of heat regenerator, condenser two, condenser three, heat regenerator three, condenser four, heat regenerator four and receive the hot water outlet pipe and consist of.
In its described four heat pump loops, adjacent two heat pump loops share an evaporimeter, and this evaporimeter is provided with two air inlets and two gas outlets; Evaporimeter is cryogenic vaporizer the preceding, after evaporimeter be high-temperature evaporator.
Described scheme comprises four heat pump loops, a recuperation of heat hot water circuit.
One of heat pump loop: after cold-producing medium compresses through one of compressor (low exhaust temperature compressor) acting, becoming refrigerant superheat steam enters one of heat regenerator (Low Temperature Thermal recover) and carries out heat exchange (being mainly the cold-producing medium Exchange of apparent heat), and then enter and carry out heat exchange (be mainly cold-producing medium latent heat exchange) in one of condenser (low-temperature condenser), cold-producing medium is through after the condensation, enter one of throttling arrangement, after throttling, enter cryogenic vaporizer, the heat absorption vaporization is sucked by compressor by refrigerant line, finish circulation, and continue circulation.
Two of heat pump loop: after two (than the low exhaust temperature compressors) the acting compression of cold-producing medium through compressor, become two (the lower temperature heat regenerators) that refrigerant superheat steam enters heat regenerator and carry out heat exchange (being mainly the cold-producing medium Exchange of apparent heat), and then enter and carry out heat exchange (being mainly the exchange of cold-producing medium latent heat) in two (the lower temperature condensers) of condenser, cold-producing medium is through after the condensation, enter two of throttling arrangement, after throttling, enter cryogenic vaporizer, the heat absorption vaporization is sucked by compressor by refrigerant line, finish circulation, and continue circulation.
Three of heat pump loop: after three (higher exhaust gas temperature compressors) the acting compression of cold-producing medium through compressor, become three (the higher temperatures heat regenerators) that refrigerant superheat steam enters heat regenerator and carry out heat exchange (being mainly the cold-producing medium Exchange of apparent heat), and then enter and carry out heat exchange (being mainly the exchange of cold-producing medium latent heat) in three (the higher temperatures condensers) of condenser, cold-producing medium is through after the condensation, enter three of throttling arrangement, after throttling, enter high-temperature evaporator, the heat absorption vaporization is sucked by compressor by refrigerant line, finish circulation, and continue circulation.
Four of heat pump loop: after four (high exhaust temperature compressors) the acting compression of cold-producing medium through compressor, become four (the high temperature heat regenerators) that refrigerant superheat steam enters heat regenerator and carry out heat exchange (being mainly the cold-producing medium Exchange of apparent heat), and then enter and carry out heat exchange (being mainly the exchange of cold-producing medium latent heat) in four (the high temperature condensers) of condenser, cold-producing medium is through after the condensation, enter four of throttling arrangement, after throttling, enter high-temperature evaporator, the heat absorption vaporization is sucked by compressor by refrigerant line, finish circulation, and continue circulation.
The recuperation of heat hot water circuit: water at low temperature enters one of condenser (low-temperature condenser) through the hot water inlet pipe, after heat exchange, enter again one of heat regenerator (Low Temperature Thermal recover), after heat exchange, enter two (lower temperature condensers) of condenser, after heat exchange, enter again two (lower temperature heat regenerators) of heat regenerator, after heat exchange, enter three (higher temperatures condensers) of condenser, after heat exchange, enter again three (higher temperatures heat regenerators) of heat regenerator, after heat exchange, enter four (high temperature condensers) of condenser, after heat exchange, enter again four (high temperature heat regenerators) of heat regenerator, become high-temperature-hot-water and flow out by the hot water outlet pipe, finish high-temperature-hot-water and produce.
Further technical scheme of the present utility model:
Its described evaporimeter adopts the water-cooled evaporimeter, and described cryogenic vaporizer and high-temperature evaporator are connected with freezing heat-exchanging water water inlet pipe and freezing heat-exchanging water outlet pipe, consist of large temperature difference low-temperature water and produce loop.
Described large temperature difference low-temperature water is produced loop and is linked to each other with freezing heat-exchanging water water inlet pipe by the water inlet of high-temperature evaporator, the delivery port of high-temperature evaporator links to each other with the water inlet of cryogenic vaporizer by chilled water pipe, the delivery port of the cryogenic vaporizer formation that links to each other with freezing heat-exchanging water outlet pipe.
When low level heat energy adopted water, evaporimeter adopted the water-cooled evaporimeter, the water-cooled evaporator series can be become a large temperature difference low-temperature water to produce loop by pipeline.Large temperature difference low-temperature water is produced loop the water of higher temperature is at first entered in the high-temperature evaporator from freezing heat-exchanging water water inlet pipe, through after the heat release, temperature reduces, enter again cryogenic vaporizer by chilled water pipe, release heat, coolant-temperature gage further reduces, and flows out from freezing heat-exchanging water outlet pipe, this loop not only utilizes water to be followed successively by source pump heat is provided, and free cold can also be provided.
Described a kind of efficient high-temperature-hot-water source pump, its described evaporimeter adopts air-cooled evaporimeter.
When low level heat energy adopted air, evaporimeter adopted air-cooled evaporimeter, and air provides heat with cryogenic vaporizer, high-temperature evaporator heat exchange respectively.
The beneficial effects of the utility model:
1, the utility model has fully used the principle of energy cascade utilization, many loop design, by a plurality of heat regenerators and condenser are cascaded, increase successively the delivery temperature of each heat pump loop compressor, thereby improved the condensation temperature of each loop heat regenerator and condenser, the recuperation of heat hot water temperature is raise successively, and the final leaving water temperature that obtains 〉=60 ℃ has improved the heat pump heating energy efficiency ratio.
2, the utility model fully combines the advantage of Air cooler, water cooling unit, can adapt to different low level heat energies, effectively solve the needs of Various Seasonal people's domestic waters, refrigeration or heating, when adopting water as low level heat energy, also can provide free cold.
3, the utility model shares an evaporimeter by per two heat pump loops, has saved production cost, safeguards also more convenient; Compare the chiller unit recuperation of heat, the available heat of this unit is more, compares conventional domestic hot-water's source pump, and this unit heating energy efficiency ratio is higher, so this unit is not only simple and reasonable for structure, leaving water temperature is high, also has obvious energy-saving effect.
Description of drawings
Fig. 1 is that the utility model adopts the level Four heat pump loop, and adopts the structural representation that shares the water-cooled evaporimeter.
Fig. 2 is that the utility model adopts the level Four heat pump loop, and adopts the structural representation of independent water-cooled evaporimeter.
Fig. 3 is that the utility model adopts the level Four heat pump loop, and adopts the structural representation that shares air-cooled evaporimeter.
The first compressor 1, the second compressor 6, the 3rd compressor 10, the 4th compressor 15, the first heat regenerator 2, the second heat regenerator 7, the 3rd heat regenerator 11, the 4th heat regenerator 16, the first condenser 3, the second condenser 8, the 3rd condenser 12, the 4th condenser 17, first throttle device 4, the second throttling arrangement 9, the 3rd throttling arrangement 13, the 4th throttling arrangement 18, one of evaporimeter 5,2 26 of evaporimeter, 3 14 of evaporimeter, 4 27 of evaporimeter, refrigerant line 19, hot water inlet pipe road 20, hot water effluent's pipeline 21, recuperation of heat water pipe 22, freezing heat-exchanging water outlet pipe 23, freezing heat-exchanging water water inlet pipe 24, chilled water pipe 25.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Specific embodiment 1:
As shown in Figure 1, present embodiment is made of recuperation of heat hot water circuit and four heat pump loops;
Each heat pump loop is formed by connecting by compressor, heat regenerator, condenser, throttling arrangement and evaporimeter, namely be connected the air inlet of compressor by the gas outlet of compressor with evaporimeter by heat regenerator, condenser, throttling arrangement, consist of a heat pump cycle heating circuit;
Described four heat pump loops are four independently heat pump loops, and adjacent two heat pump loops share an evaporimeter, and namely first, second heat pump loop shares an evaporimeter, and the 3rd, the 4th heat pump loop shares an evaporimeter; This evaporimeter is provided with two air inlets and two gas outlets; Evaporimeter is cryogenic vaporizer the preceding, after evaporimeter be high-temperature evaporator.
One of heat pump loop, be formed by connecting by one of one of one of one of one of compressor 1, heat regenerator 2, condenser 3, throttling arrangement 4 and evaporimeter 5,5 air inlets that connect one of compressors 1 are connected by one of one of one of heat regenerator 2, condenser 3, throttling arrangement 4 in the gas outlet of one of compressor 1 with evaporimeter, consist of the first heat pump cycle heating circuit;
Two of heat pump loop, by compressor 26, heat regenerator 27, condenser 28, one of 29 and evaporimeter of throttling arrangement 5 be formed by connecting, 26 gas outlet of compressor by heat regenerator 27, condenser 28, throttling arrangement 29 be connected 526 the air inlets that connect compressors with evaporimeter, consist of the second heat pump cycle heating circuit;
Three of heat pump loop, by compressor 3 10, heat regenerator 3 11, condenser 3 12,3 14 being formed by connecting of 3 13 and evaporimeter of throttling arrangement, 3 10 gas outlet of compressor by heat regenerator 3 11, condenser 3 12, throttling arrangement 3 13 be connected 3 14 3 10 the air inlets that connect compressors with evaporimeter, consist of the 3rd heat pump cycle heating circuit;
Four of heat pump loop, by compressor 4 15, heat regenerator 4 16, condenser 4 17,3 14 being formed by connecting of 4 18 and evaporimeter of throttling arrangement, 4 15 gas outlet of compressor by heat regenerator 4 16, condenser 4 17, throttling arrangement 4 18 be connected 4 27 4 15 the air inlets that connect compressors with evaporimeter, consist of the 4th heat pump cycle heating circuit;
The recuperation of heat hot water circuit is connected into level Four formula hot water circuit structure with aforementioned four heat pump loops, namely by hot water inlet pipe 20 connect one of condensers 3 connect successively one of heat regenerator 2, condenser 28, heat regenerator 27, condenser 3 12, heat regenerator 3 11, condenser 4 17, heat regenerator 4 16, connect hot water outlet pipes 21 and consist of through being positioned at 4 16 of last heat regenerator.
Evaporimeter adopts the water-cooled evaporimeter, and 3 14 of 35 and evaporimeter of described evaporimeter connected with freezing heat-exchanging water water inlet pipe 24 and freezing heat-exchanging water outlet pipe 25, consists of large temperature difference low-temperature water and produces loop.Described large temperature difference low-temperature water is produced loop and is linked to each other with freezing heat-exchanging water water inlet pipe 24 by 3 14 water inlet of evaporimeter, 3 14 delivery port of evaporimeter links to each other with the water inlet of one of evaporimeter 5 by chilled water pipe 25, the delivery port of one of evaporimeter 5 formation that links to each other with freezing heat-exchanging water outlet pipe 23.
The operation principle of present embodiment is as follows:
One of heat pump loop: after cold-producing medium compresses through one of compressor (low exhaust temperature compressor) acting, becoming refrigerant superheat steam enters one of heat regenerator (Low Temperature Thermal recover) and carries out heat exchange (being mainly the cold-producing medium Exchange of apparent heat), and then enter and carry out heat exchange (be mainly cold-producing medium latent heat exchange) in one of condenser (low-temperature condenser), cold-producing medium is through after the condensation, enter one of throttling arrangement, after throttling, enter cryogenic vaporizer, the heat absorption vaporization is sucked by compressor by refrigerant line, finish circulation, and continue circulation.
Two of heat pump loop: after two (than the low exhaust temperature compressors) the acting compression of cold-producing medium through compressor, become two (the lower temperature heat regenerators) that refrigerant superheat steam enters heat regenerator and carry out heat exchange (being mainly the cold-producing medium Exchange of apparent heat), and then enter and carry out heat exchange (being mainly the exchange of cold-producing medium latent heat) in two (the lower temperature condensers) of condenser, cold-producing medium is through after the condensation, enter two of throttling arrangement, after throttling, enter cryogenic vaporizer, the heat absorption vaporization is sucked by compressor by refrigerant line, finish circulation, and continue circulation.
Three of heat pump loop: after three (higher exhaust gas temperature compressors) the acting compression of cold-producing medium through compressor, become three (the higher temperatures heat regenerators) that refrigerant superheat steam enters heat regenerator and carry out heat exchange (being mainly the cold-producing medium Exchange of apparent heat), and then enter and carry out heat exchange (being mainly the exchange of cold-producing medium latent heat) in three (the higher temperatures condensers) of condenser, cold-producing medium is through after the condensation, enter three of throttling arrangement, after throttling, enter high-temperature evaporator, the heat absorption vaporization is sucked by compressor by refrigerant line, finish circulation, and continue circulation.
Four of heat pump loop: after four (high exhaust temperature compressors) the acting compression of cold-producing medium through compressor, become four (the high temperature heat regenerators) that refrigerant superheat steam enters heat regenerator and carry out heat exchange (being mainly the cold-producing medium Exchange of apparent heat), and then enter and carry out heat exchange (being mainly the exchange of cold-producing medium latent heat) in four (the high temperature condensers) of condenser, cold-producing medium is through after the condensation, enter four of throttling arrangement, after throttling, enter high-temperature evaporator, the heat absorption vaporization is sucked by compressor by refrigerant line, finish circulation, and continue circulation.
The recuperation of heat hot water circuit: water at low temperature enters one of condenser (low-temperature condenser) through the hot water inlet pipe, after heat exchange, enter again one of heat regenerator (Low Temperature Thermal recover), after heat exchange, enter two (lower temperature condensers) of condenser, after heat exchange, enter again two (lower temperature heat regenerators) of heat regenerator, after heat exchange, enter three (higher temperatures condensers) of condenser, after heat exchange, enter again three (higher temperatures heat regenerators) of heat regenerator, after heat exchange, enter four (high temperature condensers) of condenser, after heat exchange, enter again four (high temperature heat regenerators) of heat regenerator, become high-temperature-hot-water and flow out by the hot water outlet pipe, finish high-temperature-hot-water and produce.
When low level heat energy adopted water, evaporimeter can become the water-cooled evaporator series a large temperature difference low-temperature water to produce loop by adopting the water-cooled evaporimeter by pipeline.
Large temperature difference low-temperature water is produced loop the water of higher temperature is at first entered in the high-temperature evaporator from freezing heat-exchanging water water inlet pipe, through after the heat release, temperature reduces, enter again cryogenic vaporizer by chilled water pipe, release heat, coolant-temperature gage further reduces, and flows out from freezing heat-exchanging water outlet pipe, this loop not only utilizes water to be followed successively by source pump heat is provided, and free cold can also be provided.
Specific embodiment 2:
As shown in Figure 2, present embodiment is made of recuperation of heat hot water circuit and four heat pump loops;
Each heat pump loop is formed by connecting by compressor, heat regenerator, condenser, throttling arrangement and evaporimeter, namely be connected the air inlet of compressor by the gas outlet of compressor with evaporimeter by heat regenerator, condenser, throttling arrangement, consist of a heat pump cycle heating circuit;
Described four heat pump loops are four independently heat pump loops, and the heat pump loop arranges an evaporimeter, and wherein 2 26 of one of evaporimeter 5 and evaporimeter is cryogenic vaporizer, and 4 27 of 3 14 and evaporimeter of evaporimeter is high-temperature evaporator.
One of heat pump loop, be formed by connecting by one of one of one of one of one of compressor 1, heat regenerator 2, condenser 3, throttling arrangement 4 and evaporimeter 5,5 air inlets that connect one of compressors 1 are connected by one of one of one of heat regenerator 2, condenser 3, throttling arrangement 4 in the gas outlet of one of compressor 1 with evaporimeter, consist of the first heat pump cycle heating circuit;
Two of heat pump loop, by compressor 26, heat regenerator 27, condenser 28,2 26 being formed by connecting of 29 and evaporimeter of throttling arrangement, 26 gas outlet of compressor by heat regenerator 27, condenser 28, throttling arrangement 29 be connected 2 26 26 the air inlets that connect compressors with evaporimeter, consist of the second heat pump cycle heating circuit;
Three of heat pump loop, by compressor 3 10, heat regenerator 3 11, condenser 3 12,3 14 being formed by connecting of 3 13 and evaporimeter of throttling arrangement, 3 10 gas outlet of compressor by heat regenerator 3 11, condenser 3 12, throttling arrangement 3 13 be connected 3 14 3 10 the air inlets that connect compressors with evaporimeter, consist of the 3rd heat pump cycle heating circuit;
Four of heat pump loop, by compressor 4 15, heat regenerator 4 16, condenser 4 17,4 27 being formed by connecting of 4 18 and evaporimeter of throttling arrangement, 4 15 gas outlet of compressor by heat regenerator 4 16, condenser 4 17, throttling arrangement 4 18 be connected 4 27 4 15 the air inlets that connect compressors with evaporimeter, consist of the 4th heat pump cycle heating circuit;
The recuperation of heat hot water circuit is connected into level Four formula hot water circuit structure with aforementioned four heat pump loops, namely by hot water inlet pipe 20 connect one of condensers 3 connect successively one of heat regenerator 2, condenser 28, heat regenerator 27, condenser 3 12, heat regenerator 3 11, condenser 4 17, heat regenerator 4 16, connect hot water outlet pipes 21 and consist of through being positioned at 4 16 of last heat regenerator.
Evaporimeter adopts the water-cooled evaporimeter, one of described evaporimeter 5, evaporimeter 2 26,4 27 the connecting with freezing heat-exchanging water water inlet pipe 24 and freezing heat-exchanging water outlet pipe 25 of 3 14 and evaporimeter of evaporimeter, consist of large temperature difference low-temperature water and produce loop.Described large temperature difference low-temperature water is produced loop and is linked to each other with freezing heat-exchanging water water inlet pipe 24 by 4 27 water inlet of evaporimeter, 4 27 delivery port of evaporimeter by chilled water pipe 25 respectively with evaporimeter 3 14,2 26 the linking to each other with the water inlet of one of evaporimeter 5 of evaporimeter, the delivery port of one of evaporimeter 5 formation that links to each other with freezing heat-exchanging water outlet pipe 23.
The operation principle of present embodiment is with specific embodiment 1.
Specific embodiment 3:
As shown in Figure 3, the characteristics of present embodiment are: low level heat energy adopts wind, and evaporimeter adopts air-cooled evaporimeter.All the other structures and operation principle are with specific embodiment 1.
Other specific embodiments:
The characteristics of other embodiment of the utility model are: described heat pump loop can for three, five, six, more than eight or ten.The structure of all the other heat pump loops and operation principle are identical with specific embodiment 1, specific embodiment 2 or specific embodiment 3.
Claims (6)
1. efficient high-temperature-hot-water source pump is characterized in that:
1) consisted of by recuperation of heat hot water circuit and a plurality of heat pump loop;
2) each heat pump loop is formed by connecting by compressor, heat regenerator, condenser, throttling arrangement and evaporimeter, namely be connected the air inlet of compressor by the gas outlet of compressor with evaporimeter by heat regenerator, condenser, throttling arrangement, consist of a heat pump cycle heating circuit;
3) recuperation of heat hot water circuit is connected into multi-stag hot water circuit structure with aforementioned a plurality of heat pump loops, namely by the hot water inlet pipe connect one of condenser connect successively one of heat regenerator, condenser two, heat regenerator two, condenser three, heat regenerator three ..., the heat regenerator through being positioned at last heat pump loop connects the hot water outlet pipe and consists of.
2. a kind of efficient high-temperature-hot-water source pump according to claim 1, it is characterized in that: described a plurality of heat pump loops are four independently heat pump cycle heating circuits, consist of level Four tandem heat pump loop structure through the series connection of recuperation of heat hot water circuit;
One of heat pump loop, be formed by connecting by one of one of one of one of compressor (1), heat regenerator one of (2), condenser (3), throttling arrangement (4) and evaporimeter (5), the air inlet of one of (5) connection compressor (1) is connected by one of heat regenerator one of one of (2), condenser (3), throttling arrangement (4) in the gas outlet of one of compressor (1) with evaporimeter, consist of the first heat pump cycle heating circuit;
Two of heat pump loop, by compressor two (6), heat regenerator two (7), condenser two (8), two (26) being formed by connecting of two (9) and evaporimeter of throttling arrangement, two (6) gas outlet of compressor by heat regenerator two (7), condenser two (8), two (9) two (6) air inlets of being connected two (26) connection compressors with evaporimeter of throttling arrangement, consist of the second heat pump cycle heating circuit;
Three of heat pump loop, by compressor three (10), heat regenerator three (11), condenser three (12), three (14) being formed by connecting of three (13) and evaporimeter of throttling arrangement, three (10) gas outlet of compressor by heat regenerator three (11), condenser three (12), three (13) three (10) air inlets of being connected three (14) connection compressors with evaporimeter of throttling arrangement, consist of the 3rd heat pump cycle heating circuit;
Four of heat pump loop, by compressor four (15), heat regenerator four (16), condenser four (17), four (27) being formed by connecting of four (18) and evaporimeter of throttling arrangement, four (16) gas outlet of compressor by heat regenerator four (16), condenser four (17), four (18) four (16) air inlets of being connected four (27) connection compressors with evaporimeter of throttling arrangement, consist of the 4th heat pump cycle heating circuit;
The recuperation of heat hot water circuit, by hot water inlet pipe (20) connect one of condenser (3) connect successively one of heat regenerator (2), condenser two (8), condenser three (12), heat regenerator three (11), condenser four (17), heat regenerator four (16) and receive hot water outlet pipes (21) formation.
3. a kind of efficient high-temperature-hot-water source pump according to claim 2, it is characterized in that: in described four heat pump loops, adjacent two heat pump loops share an evaporimeter, and this evaporimeter is provided with two air inlets and two gas outlets; Evaporimeter is cryogenic vaporizer the preceding, after evaporimeter be high-temperature evaporator.
4. a kind of efficient high-temperature-hot-water source pump according to claim 3, it is characterized in that: described evaporimeter adopts the water-cooled evaporimeter, described cryogenic vaporizer and high-temperature evaporator are connected with freezing heat-exchanging water water inlet pipe (24) and freezing heat-exchanging water outlet pipe (25), consist of large temperature difference low-temperature water and produce loop.
5. a kind of efficient high-temperature-hot-water source pump according to claim 4, it is characterized in that: described large temperature difference low-temperature water is produced loop and is linked to each other with freezing heat-exchanging water water inlet pipe (24) by the water inlet of high-temperature evaporator, the delivery port of high-temperature evaporator links to each other with the water inlet of cryogenic vaporizer by chilled water pipe (25), the delivery port of the cryogenic vaporizer formation that links to each other with freezing heat-exchanging water outlet pipe (23).
6. a kind of efficient high-temperature-hot-water source pump according to claim 3, it is characterized in that: described evaporimeter adopts air-cooled evaporimeter.
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| CN 201220238536 CN202734232U (en) | 2012-05-24 | 2012-05-24 | Efficient high-temperature hot-water heat pump unit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679546A (en) * | 2012-05-24 | 2012-09-19 | 广州市设计院 | Efficient high-temperature hot-water heat pump unit |
| CN104764251A (en) * | 2015-04-13 | 2015-07-08 | 珠海格力电器股份有限公司 | Centrifugal high-temperature heat pump |
| CN106766105A (en) * | 2016-12-14 | 2017-05-31 | 泗县峻林机械有限公司 | Compressor heats unit |
| CN111520928A (en) * | 2019-02-02 | 2020-08-11 | 开利公司 | Enhanced thermally driven ejector cycle |
-
2012
- 2012-05-24 CN CN 201220238536 patent/CN202734232U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679546A (en) * | 2012-05-24 | 2012-09-19 | 广州市设计院 | Efficient high-temperature hot-water heat pump unit |
| CN104764251A (en) * | 2015-04-13 | 2015-07-08 | 珠海格力电器股份有限公司 | Centrifugal high-temperature heat pump |
| CN104764251B (en) * | 2015-04-13 | 2017-07-25 | 珠海格力电器股份有限公司 | Centrifugal high temperature heat pump |
| CN106766105A (en) * | 2016-12-14 | 2017-05-31 | 泗县峻林机械有限公司 | Compressor heats unit |
| CN111520928A (en) * | 2019-02-02 | 2020-08-11 | 开利公司 | Enhanced thermally driven ejector cycle |
| CN111520928B (en) * | 2019-02-02 | 2023-10-24 | 开利公司 | Enhanced thermally driven injector cycling |
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