CN102878724B - Water and refrigerant heat exchanger with evaporative heat exchange and condensing heat exchange functions - Google Patents
Water and refrigerant heat exchanger with evaporative heat exchange and condensing heat exchange functions Download PDFInfo
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- CN102878724B CN102878724B CN201210400634.7A CN201210400634A CN102878724B CN 102878724 B CN102878724 B CN 102878724B CN 201210400634 A CN201210400634 A CN 201210400634A CN 102878724 B CN102878724 B CN 102878724B
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Abstract
The invention relates to a water and refrigerant heat exchanger with evaporative heat exchange and condensing heat exchange functions, which relates to a water and refrigerant heat exchanger. The water and refrigerant heat exchanger with evaporative heat exchange and condensing heat exchange functions provided by the invention solves the problem that the heat exchange area utilization ratio in an operating process of an evaporative-condensing dual purpose heat exchanger in current heat pump system is low, the heat exchange effect is poorer, and the heat exchange amounts in evaporative and condensing work conditions differ greatly. A first tube cavity and a second tube cavity are arranged at the left and right ends of a tube body. A medium water inlet and a medium water outlet are arranged in the first tube cavity or the second tube cavity. A refrigerant inlet and a first gas refrigerant orifice are arranged at the upper end of the tube body. A liquid refrigerant orifice is arranged at the lower end of the tube body. A plurality of heat exchange tubes are arranged in the tube body in parallel from top to bottom. A first falling film absorber is arranged on a lower end opening of the refrigerant inlet in the tube body. A first separator is arranged in the middle of the tube body to divide the inner part of the tube body into upper and lower cavities. When the heat exchanger is used as an evaporator, the upper cavity is evaporated by a falling film and the lower cavity is evaporated by hydraulic filling. The water and refrigerant heat exchanger with the evaporative heat exchange and condensing heat exchange functions provided by the invention is used as an evaporative-condensing dual purpose heat exchanger in a heat pump system.
Description
Technical field
The present invention relates to a kind of water and refrigerant heat exchanger, be specifically related to a kind of water and the cold-producing medium high-performance heat exchanger that have evaporation and heat-exchange and condensing heat-exchange function concurrently.
Background technology
The Summer and winter operating mode switching mode of water source heat pump system comprises two classes: a kind of is utilize the keying of the valve sets on WATER AS FLOW MEDIUM pipeline to combine the flow direction changing WATER AS FLOW MEDIUM to realize operating mode switching; A kind of is utilize four-way change-over valve to realize operating mode to the flow direction changing cold-producing medium to switch.Realize in the water source heat pump system of operating mode switching utilizing four-way change-over valve to the flow direction changing cold-producing medium, water and refrigerant heat exchanger must have the dual-use function of evaporimeter and condenser, namely must have the function of condenser in the winter time as the heat exchanger of evaporimeter in summer, then must have the function of evaporimeter in the winter time as another heat exchanger of condenser in summer.In actual moving process, because evaporation and heat-exchange is significantly different with feature from the mechanism of condensing heat-exchange, when conventional evaporimeter or condenser are used for realizing another heat exchange function, there will be following problem: one, for the flooded evaporator generally used, the impact of cold-producing medium liquid-column height is subject in actual motion, the heat-transfer effect of lower part heat exchanger tube can be weakened, and flooded evaporator also exists the problems such as refrigerant charge is larger.No matter two is shell and tube evaporator or condenser, its upper part heat exchanger tube is owing to contacting with gaseous refrigerant, and heat transfer coefficient is less, causes this part heat exchange area utilization rate on the low side, should manage to be improved.Three, because existing flooded evaporator heat exchange pipe centralized arrangement is in equipment barrel middle and lower part, upper space is wasted, when flooded evaporator switches to condensing heat-exchange function, superheated steam should be played meet cold cylindrical shell upper space and but do not arrange heat exchanger tube, and top heat exchanger tube and superheated steam carry out without phase-change heat-exchange, bottom heat exchanger tube and liquid refrigerant carry out without phase-change heat-exchange, and overall heat transfer effect is poor, cause condensing heat-exchange amount and evaporation and heat-exchange amount to differ greatly.Four, existing shell and tube condenser heat exchange pipe concentrates on the middle and upper part of equipment barrel, lower space is wasted, and when shell and tube condenser switches to evaporation and heat-exchange function, top heat exchanger tube will contact with refrigerant vapour, heat transfer effect is poor, and easily causes the degree of superheat to increase.And heat transfer effect well should not arrange heat exchanger tube in cylindrical shell lower part space, condensing heat-exchange amount and evaporation and heat-exchange amount also will be caused to differ greatly.
In sum, mainly there is heat exchange area utilization rate in evaporation-condensation dual-purpose heat exchanger running in existing heat pump low, heat transfer effect is poor, the problem that evaporation is differed greatly with the heat exchange amount of condensing condition.
Summary of the invention
The object of the invention is to solve that to there is heat exchange area utilization rate in evaporation-condensation dual-purpose heat exchanger running in existing heat pump low, heat transfer effect is poor, the problem that evaporation is differed greatly with the heat exchange amount of condensing condition, and then a kind of water and the cold-producing medium high-performance heat exchanger that have evaporation and heat-exchange and condensing heat-exchange function concurrently are provided.
Technical scheme of the present invention is: a kind of have evaporation and heat-exchange and condensing heat-exchange function concurrently water and refrigerant heat exchanger comprise cylindrical shell, first tube chamber, second tube chamber and Duo Gen heat exchanger tube, first tube chamber and the second tube chamber are fixed in the two ends, left and right of cylindrical shell respectively, WATER AS FLOW MEDIUM entrance and WATER AS FLOW MEDIUM outlet are arranged on the first tube chamber or the second tube chamber, refrigerant inlet and the first gaseous refrigerant mouth of pipe are arranged on the upper end of cylindrical shell, the liquid refrigerant mouth of pipe is arranged on the lower end of cylindrical shell, many heat exchanger tubes are from top to bottom set in parallel in cylindrical shell successively, and be communicated with the first tube chamber and the second tube chamber, described water and refrigerant heat exchanger also comprise the first dividing plate and the first falling liquid film device, first falling liquid film device is arranged in the lower port of the refrigerant inlet in cylindrical shell, the lower end of the first falling liquid film device is provided with multiple first through hole, when described heat exchanger is as evaporimeter, refrigerant liquid flows in the first falling liquid film device by refrigerant inlet, formed by multiple first through holes on the first falling liquid film device and spray, Falling film heat transfer is carried out with heat exchanger tube, first dividing plate is arranged on the middle part in cylindrical shell, the inside of cylindrical shell is divided into upper and lower two chambers, when described heat exchanger is as evaporimeter, upper chamber adopts falling film type evaporation, lower chambers adopts full-liquid type evaporation.
The present invention compared with prior art has following effect: 1. the inside of cylindrical shell is divided into upper and lower two chambers by the first dividing plate by the present invention, lower chambers adopts full-liquid type evaporation, effectively reduce the cold-producing medium liquid level of full-liquid type evaporation, alleviate the impact of cold-producing medium hydrostatic column in evaporation, also reduce the charging amount of cold-producing medium simultaneously.2. the present invention adopts the first dividing plate the inside of cylindrical shell to be divided into upper and lower two chambers, upper chamber adopts falling film type evaporation, ratio of heat transfer coefficient will improve 100 times without phase transformation steam heat-exchanging, and the upper part heat exchanger tube of conventional flooded evaporator carries out is that refrigerant vapour is without phase-change heat-exchange; Lower chambers adopts full-liquid type evaporation, the refrigerant liquid of not fully evaporation in falling film type evaporation is further evaporated, the mean heat transfer coefficient of whole heat exchanger can improve 20% to 50%, effectively solves the usual heat exchanger problem that heat exchange area utilization rate is low when switching to evaporation and heat-exchange function.3. the present invention adopts the first dividing plate the inside of cylindrical shell to be divided into upper and lower two chambers, the volumetric ratio original cylindrical shell volume of upper chamber is little, make the present invention when using as condenser, refrigerant gas flowing velocity in upper chamber is accelerated, effectively improve the heat transfer coefficient of upper part heat exchanger tube, solving the usual heat exchanger problem that heat exchange area utilization rate is low when switching to condensing heat-exchange function.4. barrel space utilization rate of the present invention is high, upper space and the uniform displacement heat pipe of lower space, and the heat transfer coefficient of heat exchanger tube all obtains strengthening.5. the present invention is suitable as heat transfer coefficient when evaporimeter or condenser, and heat exchange area utilization rate is suitable, and therefore condensing heat-exchange amount is equal with evaporation and heat-exchange amount.
Accompanying drawing explanation
Fig. 1 is the sectional view of the specific embodiment of the invention one, Fig. 2 is the sectional view of detailed description of the invention two, Fig. 3 is the sectional view of detailed description of the invention three, Fig. 4 is the sectional view of detailed description of the invention four, Fig. 5 is the sectional view of detailed description of the invention five, Fig. 6 is the first dividing plate, heating power is from the sectional view of power apparatus and the 4th dividing plate, Fig. 7 is the first dividing plate, heating power is from the top view of power apparatus and the 4th dividing plate, Fig. 8 is the sectional view of detailed description of the invention six, Fig. 9 is the first dividing plate, heating power is from the top view of power apparatus and the 4th dividing plate, Figure 10 is for the heating power that uses in detailed description of the invention seven is from the front view of power apparatus.
Detailed description of the invention
Detailed description of the invention one: composition graphs 1 illustrates present embodiment, present embodiment a kind of has the water of evaporation and heat-exchange and condensing heat-exchange function concurrently and refrigerant heat exchanger comprises cylindrical shell 1, first tube chamber 2-1, second tube chamber 2-2 and Duo Gen heat exchanger tube 8, first tube chamber 2-1 and the second tube chamber 2-2 is fixed in the two ends, left and right of cylindrical shell 1 respectively, WATER AS FLOW MEDIUM entrance 3 and WATER AS FLOW MEDIUM outlet 4 are arranged on the first tube chamber 2-1 or the second tube chamber 2-2, refrigerant inlet 5 and the first gaseous refrigerant mouth of pipe 6 are arranged on the upper end of cylindrical shell 1, the liquid refrigerant mouth of pipe 10 is arranged on the lower end of cylindrical shell 1, many heat exchanger tubes 8 are from top to bottom set in parallel in cylindrical shell 1 successively, and be communicated with the first tube chamber 2-1 and the second tube chamber 2-2, described water and refrigerant heat exchanger also comprise the first dividing plate 9 and the first falling liquid film device 7, first falling liquid film device 7 is arranged in the lower port of the refrigerant inlet 5 in cylindrical shell 1, the lower end of the first falling liquid film device 7 is provided with multiple first through hole 7-1, when described heat exchanger is as evaporimeter, refrigerant liquid flows in the first falling liquid film device 7 by refrigerant inlet 5, formed by the multiple first through hole 7-1 on the first falling liquid film device 7 and spray, Falling film heat transfer is carried out with heat exchanger tube 8, first dividing plate 9 is arranged on the middle part in cylindrical shell 1, the inside of cylindrical shell 1 is divided into upper and lower two chambers, when described heat exchanger is as evaporimeter, upper chamber adopts falling film type evaporation, lower chambers adopts full-liquid type evaporation.
Operationally, when the present invention is as evaporimeter, this mouth of pipe is as refrigerant liquid entrance for the liquid refrigerant mouth of pipe 10 of present embodiment; When the present invention is as condenser, this mouth of pipe is as refrigerant liquid outlet; Operationally, when the present invention is as evaporimeter, this mouth of pipe is as refrigerant gas outlet for the first gaseous refrigerant mouth of pipe 6 of present embodiment; When the present invention is as condenser, this mouth of pipe is as refrigerant gas entrance.
The refrigerant inlet 5 of present embodiment is opened as during evaporimeter in the present invention, closes as during condenser in the present invention.
First falling liquid film device 7 of present embodiment is when the present invention is as evaporimeter, and refrigerant liquid flows in the first falling liquid film device 7 by refrigerant inlet 5, by multiple first through hole 7-1, is formed and sprays, carry out Falling film heat transfer with heat exchanger tube.
The dividing plate 9 of present embodiment is when the present invention is as evaporimeter, and upper chamber adopts falling film type evaporation, and lower chambers adopts full-liquid type evaporation, effectively raises the heat transfer coefficient of evaporation and heat-exchange.
When the present invention uses as evaporimeter, WATER AS FLOW MEDIUM enters heat exchanger from WATER AS FLOW MEDIUM entrance 3, and carries out the flowing of multipaths in the pipe of heat exchanger tube 8, and carries out heat exchange (heat release) with cold-producing medium, finally exports 4 outflow heat exchangers from WATER AS FLOW MEDIUM.Refrigerant liquid flows in the first falling liquid film device 7 from refrigerant inlet 5, by multiple first through hole 7-1, form small cold-producing medium drop, water in the upper chamber and heat exchanger tube 8 of cylindrical shell carries out heat exchange, this process is falling film type evaporation, the drop that this process is not evaporated completely falls within the first dividing plate 9, flows to the lower chambers of cylindrical shell 1; Meanwhile, liquid refrigerant also enters into cylindrical shell 1 from the liquid refrigerant mouth of pipe 10, and from the liquid joint that the first dividing plate 9 flows down, accumulates the liquid with certain liquid in the lower chambers of cylindrical shell 1, ensures that heat exchanger tube 8 carries out full-liquid type evaporation.The refrigerant vapour obtained by these two kinds of processes discharges heat exchanger from the first gaseous refrigerant mouth of pipe 6.
When the present invention uses as condenser, WATER AS FLOW MEDIUM enters heat exchanger from WATER AS FLOW MEDIUM entrance 3, and carries out the flowing of multipaths in the pipe of heat exchanger tube 8, and carries out heat exchange (heat absorption) with cold-producing medium, finally exports 4 outflow heat exchangers from WATER AS FLOW MEDIUM; Refrigerant inlet 5 is closed, the refrigerant gas of HTHP flows in cylindrical shell 1 by the first gaseous refrigerant mouth of pipe 6, refrigerant gas flows in the runner high speed of upper chamber, heat exchange is carried out with the water in heat exchanger tube 8, release heat, realize efficient precooling, the steam after precooling enters lower chambers again and carries out condensation phase-change heat-exchange, discharges heat exchanger after the refrigerant liquid that formation temperature is lower from the liquid refrigerant mouth of pipe 10.
Detailed description of the invention two: composition graphs 2 illustrates present embodiment, the water of present embodiment and refrigerant heat exchanger also comprise multiple deflection plate 11, multiple deflection plate 11 is packed on cylindrical shell 1 inwall upper end and the first dividing plate 9 respectively, and interlaced setting between multiple deflection plate 11.Setting like this, makes when the present invention uses as condenser, effectively raises the flow velocity to the refrigerant gas entered by the first gaseous refrigerant mouth of pipe 6 and disturbance, strengthens the effect of heat exchange.Other composition is identical with detailed description of the invention one with annexation.
Detailed description of the invention three: composition graphs 3 illustrates present embodiment, the water of present embodiment and refrigerant heat exchanger also comprise the second falling liquid film device 12, second partition 13 and body 14, second falling liquid film device 12 is arranged on the below of the first falling liquid film device 7 by body 14, and the second falling liquid film device 12 is positioned at upper chamber, the lower end of the second falling liquid film device 12 has multiple second through hole 12-1, second partition 13 is arranged between the first falling liquid film device 7 and the second falling liquid film device 12, the cylindrical shell 1 above second partition 13 has the second gaseous refrigerant mouth of pipe 20.Setting like this, effectively can improve the amount of falling film evaporation cold-producing medium, improve the effect of heat exchange, simultaneously by condensation process, reduce the channel size of refrigerant vapour further, improve steam flow rate further, improve heat transfer coefficient, in order to avoid the present invention be used as evaporimeter time, refrigerant gas stream is distributed in the problem of skewness in cylindrical shell, and this embodiment is provided with the first gaseous refrigerant mouth of pipe 6 and the second gaseous refrigerant mouth of pipe 20 on cylindrical shell.Other composition is identical with detailed description of the invention one with annexation.
When the present invention uses as evaporimeter, the first gaseous refrigerant mouth of pipe 6 and the second gaseous refrigerant mouth of pipe 20 use as refrigerant vapour outlet simultaneously.When the present invention uses as condenser, refrigerant vapour enters heat exchanger from the first gaseous refrigerant mouth of pipe 6, closes the second gaseous refrigerant mouth of pipe 20 and refrigerant inlet 5 simultaneously.
Detailed description of the invention four: composition graphs 4 illustrates present embodiment, the first dividing plate 9 of present embodiment has multiple first liquid sedimentation hole 15.Setting like this, can make to be dropped in refrigerant liquid on the first dividing plate 9 rapidly and fall into cylindrical shell bottom equably, decrease impact flow velocity during refrigerant air-liquid adverse current, solve the problem of gas-liquid flow to conflict.Other composition is identical with detailed description of the invention one with annexation.
Detailed description of the invention five: composition graphs 5-Fig. 7 illustrates present embodiment, the water of present embodiment and refrigerant heat exchanger also comprise heating power from power apparatus 16, 3rd dividing plate 17 and stopping means 18, one end of first dividing plate 9 is provided with left limit projection, 3rd dividing plate 17 has multiple multiple second liquid sedimentation holes 19 corresponding with first liquid sedimentation hole 15 position, 3rd dividing plate 17 is disposed in parallel on the first dividing plate 9, gap is left between one end of 3rd dividing plate 17 and the left limit projection of the first dividing plate 9, the other end of the 3rd dividing plate 17 is fixedly connected with heating power one end from power apparatus 16, heating power from the other end of power apparatus 16 and the first dividing plate 9 affixed without one end of projection, stopping means 18 is fixedly installed on the first dividing plate 9.3rd dividing plate 17 can be provided with between left limit projection in one end of stopping means 18 and the first dividing plate 9 at heating power and slide under the effect of power apparatus 16.Setting like this, heating power from power apparatus 16 according to the principle of expanding with heat and contract with cold, achieve the controllability of second liquid sedimentation hole 19 opening and closing, when the present invention uses as evaporimeter, in equipment, temperature is lower, and heating power shrinks from power apparatus 16 and shortens, and limited device 18 limit slippage displacement, ensure that first liquid sedimentation hole 15 accurately overlaps with second liquid sedimentation hole 19 and opens second liquid sedimentation hole 19, refrigerant liquid enters cylindrical shell bottom by second liquid sedimentation hole 19; When the present invention uses as condenser, in equipment, temperature is higher, heating power expands from power apparatus 16 and extends, and be provided with protruding limit slippage displacement by one end of the first dividing plate 9, ensure that first liquid sedimentation hole 15 and second liquid sedimentation hole 19 accurately misplace and close second liquid sedimentation hole 19, prevent refrigerant gas from directly entering cylindrical shell bottom.Other composition is identical with detailed description of the invention one with annexation.
Detailed description of the invention six: composition graphs 8 and Fig. 9 illustrate present embodiment, the water of present embodiment and refrigerant heat exchanger also comprise the 4th dividing plate 21, the both sides of the first dividing plate 9 are packed on the sidewall of cylindrical shell 1, the downward-sloping suspension in one end of the first dividing plate 9, heating power is packed in the upper end of the first dividing plate 9 from one end of power apparatus 16, heating power is connected with one end of the 4th dividing plate 21 from the other end of power apparatus 16, leaves gap between the other end of the 4th dividing plate 21 and cylindrical shell 1.Setting like this, when the present invention uses as evaporimeter, the downward-sloping suspension in one end of the first dividing plate 9, makes refrigerant liquid can flow into cylindrical shell bottom chamber rapidly; 4th dividing plate 21 opens the gap between itself and cylindrical shell 1 at heating power under the contraction of power apparatus 16, refrigerant gas enters rapidly in the upper chamber of cylindrical shell 1 by gap, discharge heat exchanger from the first gaseous refrigerant mouth of pipe 6, solve the problem of gas-liquid flow to conflict; When invention uses as condenser, the 4th dividing plate 21 closes the gap between itself and cylindrical shell 1 at heating power under the expansion of power apparatus 16, prevent refrigerant gas from directly entering the bottom chamber of cylindrical shell 1.Other composition is identical with detailed description of the invention one or five with annexation.
Detailed description of the invention seven: present embodiment is described in conjunction with Figure 10, the heating power of present embodiment is bellows from power apparatus 16.Setting like this, is filled with in bellows and can varies with temperature and the gas of dilation, when the present invention realizes evaporation and heat-exchange function, and bellows contract; When realizing condensing heat-exchange function, bellows expansion is extended, thus reaches the control to the 3rd dividing plate 17 or second liquid sedimentation hole 19 opening and closing.Other composition is identical with detailed description of the invention five or six with annexation.
Claims (6)
1. one kind has water and the refrigerant heat exchanger of evaporation and heat-exchange and condensing heat-exchange function concurrently, it comprises cylindrical shell (1), first tube chamber (2-1), second tube chamber (2-2) and many heat exchanger tubes (8), first tube chamber (2-1) and the second tube chamber (2-2) are fixed in the two ends, left and right of cylindrical shell (1) respectively, WATER AS FLOW MEDIUM entrance (3) and WATER AS FLOW MEDIUM outlet (4) are arranged on the first tube chamber (2-1) or the second tube chamber (2-2), refrigerant inlet (5) and the first gaseous refrigerant mouth of pipe (6) are arranged on the upper end of cylindrical shell (1), the liquid refrigerant mouth of pipe (10) is arranged on the lower end of cylindrical shell (1), many heat exchanger tubes (8) are set in parallel in cylindrical shell (1) from top to bottom successively, and be communicated with the first tube chamber (2-1) and the second tube chamber (2-2), it is characterized in that: described water and refrigerant heat exchanger also comprise the first dividing plate (9), first falling liquid film device (7), second falling liquid film device (12), second partition (13) and body (14), first falling liquid film device (7) is arranged in the lower port of the refrigerant inlet (5) in cylindrical shell (1), the lower end of the first falling liquid film device (7) is provided with multiple first through hole (7-1), when described heat exchanger is as evaporimeter, refrigerant liquid flows in the first falling liquid film device (7) by refrigerant inlet (5), sprayed by multiple first through holes (7-1) formed on the first falling liquid film device (7), Falling film heat transfer is carried out with heat exchanger tube (8), first dividing plate (9) is arranged on the middle part in cylindrical shell (1), the inside of cylindrical shell (1) is divided into upper and lower two chambers, when described heat exchanger is as evaporimeter, upper chamber adopts falling film type evaporation, lower chambers adopts full-liquid type evaporation, second falling liquid film device (12) is arranged on the below of the first falling liquid film device (7) by body (14), and the second falling liquid film device (12) is positioned at upper chamber, the lower end of the second falling liquid film device (12) has multiple second through hole (12-1), second partition (13) is arranged between the first falling liquid film device (7) and the second falling liquid film device (12), the cylindrical shell (1) of second partition (13) top has the second gaseous refrigerant mouth of pipe (20).
2. a kind of water and refrigerant heat exchanger having evaporation and heat-exchange and condensing heat-exchange function concurrently according to claim 1, it is characterized in that: described water and refrigerant heat exchanger also comprise multiple deflection plate (11), multiple deflection plate (11) is packed on cylindrical shell (1) inwall upper end and the first dividing plate (9) respectively, and interlaced setting between multiple deflection plate (11).
3. a kind of water and refrigerant heat exchanger having evaporation and heat-exchange and condensing heat-exchange function concurrently according to claim 1, is characterized in that: described first dividing plate (9) has multiple first liquid sedimentation hole (15).
4. a kind of water and refrigerant heat exchanger having evaporation and heat-exchange and condensing heat-exchange function concurrently according to claim 3, it is characterized in that: described water and refrigerant heat exchanger also comprise heating power from power apparatus (16), 3rd dividing plate (17) and stopping means (18), one end of first dividing plate (9) is provided with projection, 3rd dividing plate (17) has multiple multiple second liquid sedimentation holes (19) corresponding with liquid sedimentation hole (15) position, 3rd dividing plate (17) and heating power are from power apparatus (16) slidably and be disposed in parallel on the first dividing plate (9), gap is left between one end of 3rd dividing plate (17) and the projection of the first dividing plate (9), the other end of the 3rd dividing plate (17) is fixedly connected with heating power one end from power apparatus (16), heating power from the other end of power apparatus (16) and the end of the first dividing plate (9) affixed, stopping means (18) is arranged on the first dividing plate (9), and stopping means (18) is positioned at heating power from power apparatus (16).
5. a kind of water and refrigerant heat exchanger having evaporation and heat-exchange and condensing heat-exchange function concurrently according to claim 4, it is characterized in that: described water and refrigerant heat exchanger also comprise the 4th dividing plate (21), one end of first dividing plate (9) is packed on flange, the downward-sloping suspension of the other end of the first dividing plate (9), heating power is packed on the first dividing plate (9) from one end of power apparatus (16), heating power is connected with one end of the 4th dividing plate (21) from the other end of power apparatus (16), gap is left between the other end of the 4th dividing plate (21) and cylindrical shell (1).
6. a kind of water and refrigerant heat exchanger having evaporation and heat-exchange and condensing heat-exchange function concurrently according to claim 4 or 5, is characterized in that: described heating power is bellows from power apparatus (16).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210400634.7A CN102878724B (en) | 2012-10-19 | 2012-10-19 | Water and refrigerant heat exchanger with evaporative heat exchange and condensing heat exchange functions |
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| CN201210400634.7A CN102878724B (en) | 2012-10-19 | 2012-10-19 | Water and refrigerant heat exchanger with evaporative heat exchange and condensing heat exchange functions |
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| CN102878724B true CN102878724B (en) | 2015-02-04 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104713382A (en) * | 2013-12-13 | 2015-06-17 | 浙江盾安机电科技有限公司 | Double-temperature-zone shell-and-tube condenser |
| CN104913506A (en) * | 2015-06-03 | 2015-09-16 | 无锡恒业电热电器有限公司 | Multifunctional electric heat exchanger |
| CN105135754B (en) * | 2015-09-28 | 2017-06-16 | 江苏宝奥兰空调设备有限公司 | A kind of plate type heat exchanger and refrigeration system |
| CN105953629A (en) * | 2016-01-29 | 2016-09-21 | 四川同达博尔置业有限公司 | Heat exchanger |
| CN106440552A (en) * | 2016-09-12 | 2017-02-22 | 重庆美的通用制冷设备有限公司 | Heat pump unit |
| CN110285606A (en) * | 2019-07-02 | 2019-09-27 | 上海柯茂机械有限公司 | Flooded evaporator |
| CN115265002B (en) * | 2021-04-29 | 2023-10-13 | 约克广州空调冷冻设备有限公司 | heat pump system |
| CN114623694B (en) * | 2022-04-19 | 2024-03-22 | 江苏友盛换热器科技有限公司 | Heat exchanger capable of improving heat exchange efficiency and cold energy utilization rate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2001041502A (en) * | 1999-07-30 | 2001-02-16 | Sanyo Electric Co Ltd | Air conditioner |
| CN201028896Y (en) * | 2006-11-03 | 2008-02-27 | 亚技联节能设备有限公司 | Spraying liquid storage type heat converter |
| CN101089520A (en) * | 2007-07-12 | 2007-12-19 | 特灵空调系统（江苏）有限公司 | Falling-film heat exchanger of two use refrigeration heat pump |
| CN201355156Y (en) * | 2008-10-10 | 2009-12-02 | 姜衍礼 | Heat pump unit capable of recovering waste water and residual heat |
| CN102166420A (en) * | 2011-03-15 | 2011-08-31 | 中国科学院广州能源研究所 | Combined evaporator |
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